···11+// This adds the "preload" extension to htmx. By default, this will
22+// preload the targets of any tags with `href` or `hx-get` attributes
33+// if they also have a `preload` attribute as well. See documentation
44+// for more details
55+htmx.defineExtension("preload", {
66+77+ onEvent: function(name, event) {
88+99+ // Only take actions on "htmx:afterProcessNode"
1010+ if (name !== "htmx:afterProcessNode") {
1111+ return;
1212+ }
1313+1414+ // SOME HELPER FUNCTIONS WE'LL NEED ALONG THE WAY
1515+1616+ // attr gets the closest non-empty value from the attribute.
1717+ var attr = function(node, property) {
1818+ if (node == undefined) {return undefined;}
1919+ return node.getAttribute(property) || node.getAttribute("data-" + property) || attr(node.parentElement, property)
2020+ }
2121+2222+ // load handles the actual HTTP fetch, and uses htmx.ajax in cases where we're
2323+ // preloading an htmx resource (this sends the same HTTP headers as a regular htmx request)
2424+ var load = function(node) {
2525+2626+ // Called after a successful AJAX request, to mark the
2727+ // content as loaded (and prevent additional AJAX calls.)
2828+ var done = function(html) {
2929+ if (!node.preloadAlways) {
3030+ node.preloadState = "DONE"
3131+ }
3232+3333+ if (attr(node, "preload-images") == "true") {
3434+ document.createElement("div").innerHTML = html // create and populate a node to load linked resources, too.
3535+ }
3636+ }
3737+3838+ return function() {
3939+4040+ // If this value has already been loaded, then do not try again.
4141+ if (node.preloadState !== "READY") {
4242+ return;
4343+ }
4444+4545+ // Special handling for HX-GET - use built-in htmx.ajax function
4646+ // so that headers match other htmx requests, then set
4747+ // node.preloadState = TRUE so that requests are not duplicated
4848+ // in the future
4949+ var hxGet = node.getAttribute("hx-get") || node.getAttribute("data-hx-get")
5050+ if (hxGet) {
5151+ htmx.ajax("GET", hxGet, {
5252+ source: node,
5353+ handler:function(elt, info) {
5454+ done(info.xhr.responseText);
5555+ }
5656+ });
5757+ return;
5858+ }
5959+6060+ // Otherwise, perform a standard xhr request, then set
6161+ // node.preloadState = TRUE so that requests are not duplicated
6262+ // in the future.
6363+ if (node.getAttribute("href")) {
6464+ var r = new XMLHttpRequest();
6565+ r.open("GET", node.getAttribute("href"));
6666+ r.onload = function() {done(r.responseText);};
6767+ r.send();
6868+ return;
6969+ }
7070+ }
7171+ }
7272+7373+ // This function processes a specific node and sets up event handlers.
7474+ // We'll search for nodes and use it below.
7575+ var init = function(node) {
7676+7777+ // If this node DOES NOT include a "GET" transaction, then there's nothing to do here.
7878+ if (node.getAttribute("href") + node.getAttribute("hx-get") + node.getAttribute("data-hx-get") == "") {
7979+ return;
8080+ }
8181+8282+ // Guarantee that we only initialize each node once.
8383+ if (node.preloadState !== undefined) {
8484+ return;
8585+ }
8686+8787+ // Get event name from config.
8888+ var on = attr(node, "preload") || "mousedown"
8989+ const always = on.indexOf("always") !== -1
9090+ if (always) {
9191+ on = on.replace('always', '').trim()
9292+ }
9393+9494+ // FALL THROUGH to here means we need to add an EventListener
9595+9696+ // Apply the listener to the node
9797+ node.addEventListener(on, function(evt) {
9898+ if (node.preloadState === "PAUSE") { // Only add one event listener
9999+ node.preloadState = "READY"; // Required for the `load` function to trigger
100100+101101+ // Special handling for "mouseover" events. Wait 100ms before triggering load.
102102+ if (on === "mouseover") {
103103+ window.setTimeout(load(node), 100);
104104+ } else {
105105+ load(node)() // all other events trigger immediately.
106106+ }
107107+ }
108108+ })
109109+110110+ // Special handling for certain built-in event handlers
111111+ switch (on) {
112112+113113+ case "mouseover":
114114+ // Mirror `touchstart` events (fires immediately)
115115+ node.addEventListener("touchstart", load(node));
116116+117117+ // WHhen the mouse leaves, immediately disable the preload
118118+ node.addEventListener("mouseout", function(evt) {
119119+ if ((evt.target === node) && (node.preloadState === "READY")) {
120120+ node.preloadState = "PAUSE";
121121+ }
122122+ })
123123+ break;
124124+125125+ case "mousedown":
126126+ // Mirror `touchstart` events (fires immediately)
127127+ node.addEventListener("touchstart", load(node));
128128+ break;
129129+ }
130130+131131+ // Mark the node as ready to run.
132132+ node.preloadState = "PAUSE";
133133+ node.preloadAlways = always;
134134+ htmx.trigger(node, "preload:init") // This event can be used to load content immediately.
135135+ }
136136+137137+ // Search for all child nodes that have a "preload" attribute
138138+ event.target.querySelectorAll("[preload]").forEach(function(node) {
139139+140140+ // Initialize the node with the "preload" attribute
141141+ init(node)
142142+143143+ // Initialize all child elements that are anchors or have `hx-get` (use with care)
144144+ node.querySelectorAll("a,[hx-get],[data-hx-get]").forEach(init)
145145+ })
146146+ }
147147+})
+3922
public/script/lib/htmx.js
···11+// UMD insanity
22+// This code sets up support for (in order) AMD, ES6 modules, and globals.
33+(function (root, factory) {
44+ //@ts-ignore
55+ if (typeof define === 'function' && define.amd) {
66+ // AMD. Register as an anonymous module.
77+ //@ts-ignore
88+ define([], factory);
99+ } else if (typeof module === 'object' && module.exports) {
1010+ // Node. Does not work with strict CommonJS, but
1111+ // only CommonJS-like environments that support module.exports,
1212+ // like Node.
1313+ module.exports = factory();
1414+ } else {
1515+ // Browser globals
1616+ root.htmx = root.htmx || factory();
1717+ }
1818+}(typeof self !== 'undefined' ? self : this, function () {
1919+return (function () {
2020+ 'use strict';
2121+2222+ // Public API
2323+ //** @type {import("./htmx").HtmxApi} */
2424+ // TODO: list all methods in public API
2525+ var htmx = {
2626+ onLoad: onLoadHelper,
2727+ process: processNode,
2828+ on: addEventListenerImpl,
2929+ off: removeEventListenerImpl,
3030+ trigger : triggerEvent,
3131+ ajax : ajaxHelper,
3232+ find : find,
3333+ findAll : findAll,
3434+ closest : closest,
3535+ values : function(elt, type){
3636+ var inputValues = getInputValues(elt, type || "post");
3737+ return inputValues.values;
3838+ },
3939+ remove : removeElement,
4040+ addClass : addClassToElement,
4141+ removeClass : removeClassFromElement,
4242+ toggleClass : toggleClassOnElement,
4343+ takeClass : takeClassForElement,
4444+ defineExtension : defineExtension,
4545+ removeExtension : removeExtension,
4646+ logAll : logAll,
4747+ logNone : logNone,
4848+ logger : null,
4949+ config : {
5050+ historyEnabled:true,
5151+ historyCacheSize:10,
5252+ refreshOnHistoryMiss:false,
5353+ defaultSwapStyle:'innerHTML',
5454+ defaultSwapDelay:0,
5555+ defaultSettleDelay:20,
5656+ includeIndicatorStyles:true,
5757+ indicatorClass:'htmx-indicator',
5858+ requestClass:'htmx-request',
5959+ addedClass:'htmx-added',
6060+ settlingClass:'htmx-settling',
6161+ swappingClass:'htmx-swapping',
6262+ allowEval:true,
6363+ allowScriptTags:true,
6464+ inlineScriptNonce:'',
6565+ attributesToSettle:["class", "style", "width", "height"],
6666+ withCredentials:false,
6767+ timeout:0,
6868+ wsReconnectDelay: 'full-jitter',
6969+ wsBinaryType: 'blob',
7070+ disableSelector: "[hx-disable], [data-hx-disable]",
7171+ useTemplateFragments: false,
7272+ scrollBehavior: 'smooth',
7373+ defaultFocusScroll: false,
7474+ getCacheBusterParam: false,
7575+ globalViewTransitions: false,
7676+ methodsThatUseUrlParams: ["get"],
7777+ selfRequestsOnly: false,
7878+ ignoreTitle: false,
7979+ scrollIntoViewOnBoost: true,
8080+ triggerSpecsCache: null,
8181+ },
8282+ parseInterval:parseInterval,
8383+ _:internalEval,
8484+ createEventSource: function(url){
8585+ return new EventSource(url, {withCredentials:true})
8686+ },
8787+ createWebSocket: function(url){
8888+ var sock = new WebSocket(url, []);
8989+ sock.binaryType = htmx.config.wsBinaryType;
9090+ return sock;
9191+ },
9292+ version: "1.9.11"
9393+ };
9494+9595+ /** @type {import("./htmx").HtmxInternalApi} */
9696+ var internalAPI = {
9797+ addTriggerHandler: addTriggerHandler,
9898+ bodyContains: bodyContains,
9999+ canAccessLocalStorage: canAccessLocalStorage,
100100+ findThisElement: findThisElement,
101101+ filterValues: filterValues,
102102+ hasAttribute: hasAttribute,
103103+ getAttributeValue: getAttributeValue,
104104+ getClosestAttributeValue: getClosestAttributeValue,
105105+ getClosestMatch: getClosestMatch,
106106+ getExpressionVars: getExpressionVars,
107107+ getHeaders: getHeaders,
108108+ getInputValues: getInputValues,
109109+ getInternalData: getInternalData,
110110+ getSwapSpecification: getSwapSpecification,
111111+ getTriggerSpecs: getTriggerSpecs,
112112+ getTarget: getTarget,
113113+ makeFragment: makeFragment,
114114+ mergeObjects: mergeObjects,
115115+ makeSettleInfo: makeSettleInfo,
116116+ oobSwap: oobSwap,
117117+ querySelectorExt: querySelectorExt,
118118+ selectAndSwap: selectAndSwap,
119119+ settleImmediately: settleImmediately,
120120+ shouldCancel: shouldCancel,
121121+ triggerEvent: triggerEvent,
122122+ triggerErrorEvent: triggerErrorEvent,
123123+ withExtensions: withExtensions,
124124+ }
125125+126126+ var VERBS = ['get', 'post', 'put', 'delete', 'patch'];
127127+ var VERB_SELECTOR = VERBS.map(function(verb){
128128+ return "[hx-" + verb + "], [data-hx-" + verb + "]"
129129+ }).join(", ");
130130+131131+ var HEAD_TAG_REGEX = makeTagRegEx('head'),
132132+ TITLE_TAG_REGEX = makeTagRegEx('title'),
133133+ SVG_TAGS_REGEX = makeTagRegEx('svg', true);
134134+135135+ //====================================================================
136136+ // Utilities
137137+ //====================================================================
138138+139139+ /**
140140+ * @param {string} tag
141141+ * @param {boolean} global
142142+ * @returns {RegExp}
143143+ */
144144+ function makeTagRegEx(tag, global = false) {
145145+ return new RegExp(`<${tag}(\\s[^>]*>|>)([\\s\\S]*?)<\\/${tag}>`,
146146+ global ? 'gim' : 'im');
147147+ }
148148+149149+ function parseInterval(str) {
150150+ if (str == undefined) {
151151+ return undefined;
152152+ }
153153+154154+ let interval = NaN;
155155+ if (str.slice(-2) == "ms") {
156156+ interval = parseFloat(str.slice(0, -2));
157157+ } else if (str.slice(-1) == "s") {
158158+ interval = parseFloat(str.slice(0, -1)) * 1000;
159159+ } else if (str.slice(-1) == "m") {
160160+ interval = parseFloat(str.slice(0, -1)) * 1000 * 60;
161161+ } else {
162162+ interval = parseFloat(str);
163163+ }
164164+ return isNaN(interval) ? undefined : interval;
165165+ }
166166+167167+ /**
168168+ * @param {HTMLElement} elt
169169+ * @param {string} name
170170+ * @returns {(string | null)}
171171+ */
172172+ function getRawAttribute(elt, name) {
173173+ return elt.getAttribute && elt.getAttribute(name);
174174+ }
175175+176176+ // resolve with both hx and data-hx prefixes
177177+ function hasAttribute(elt, qualifiedName) {
178178+ return elt.hasAttribute && (elt.hasAttribute(qualifiedName) ||
179179+ elt.hasAttribute("data-" + qualifiedName));
180180+ }
181181+182182+ /**
183183+ *
184184+ * @param {HTMLElement} elt
185185+ * @param {string} qualifiedName
186186+ * @returns {(string | null)}
187187+ */
188188+ function getAttributeValue(elt, qualifiedName) {
189189+ return getRawAttribute(elt, qualifiedName) || getRawAttribute(elt, "data-" + qualifiedName);
190190+ }
191191+192192+ /**
193193+ * @param {HTMLElement} elt
194194+ * @returns {HTMLElement | null}
195195+ */
196196+ function parentElt(elt) {
197197+ return elt.parentElement;
198198+ }
199199+200200+ /**
201201+ * @returns {Document}
202202+ */
203203+ function getDocument() {
204204+ return document;
205205+ }
206206+207207+ /**
208208+ * @param {HTMLElement} elt
209209+ * @param {(e:HTMLElement) => boolean} condition
210210+ * @returns {HTMLElement | null}
211211+ */
212212+ function getClosestMatch(elt, condition) {
213213+ while (elt && !condition(elt)) {
214214+ elt = parentElt(elt);
215215+ }
216216+217217+ return elt ? elt : null;
218218+ }
219219+220220+ function getAttributeValueWithDisinheritance(initialElement, ancestor, attributeName){
221221+ var attributeValue = getAttributeValue(ancestor, attributeName);
222222+ var disinherit = getAttributeValue(ancestor, "hx-disinherit");
223223+ if (initialElement !== ancestor && disinherit && (disinherit === "*" || disinherit.split(" ").indexOf(attributeName) >= 0)) {
224224+ return "unset";
225225+ } else {
226226+ return attributeValue
227227+ }
228228+ }
229229+230230+ /**
231231+ * @param {HTMLElement} elt
232232+ * @param {string} attributeName
233233+ * @returns {string | null}
234234+ */
235235+ function getClosestAttributeValue(elt, attributeName) {
236236+ var closestAttr = null;
237237+ getClosestMatch(elt, function (e) {
238238+ return closestAttr = getAttributeValueWithDisinheritance(elt, e, attributeName);
239239+ });
240240+ if (closestAttr !== "unset") {
241241+ return closestAttr;
242242+ }
243243+ }
244244+245245+ /**
246246+ * @param {HTMLElement} elt
247247+ * @param {string} selector
248248+ * @returns {boolean}
249249+ */
250250+ function matches(elt, selector) {
251251+ // @ts-ignore: non-standard properties for browser compatibility
252252+ // noinspection JSUnresolvedVariable
253253+ var matchesFunction = elt.matches || elt.matchesSelector || elt.msMatchesSelector || elt.mozMatchesSelector || elt.webkitMatchesSelector || elt.oMatchesSelector;
254254+ return matchesFunction && matchesFunction.call(elt, selector);
255255+ }
256256+257257+ /**
258258+ * @param {string} str
259259+ * @returns {string}
260260+ */
261261+ function getStartTag(str) {
262262+ var tagMatcher = /<([a-z][^\/\0>\x20\t\r\n\f]*)/i
263263+ var match = tagMatcher.exec( str );
264264+ if (match) {
265265+ return match[1].toLowerCase();
266266+ } else {
267267+ return "";
268268+ }
269269+ }
270270+271271+ /**
272272+ *
273273+ * @param {string} resp
274274+ * @param {number} depth
275275+ * @returns {Element}
276276+ */
277277+ function parseHTML(resp, depth) {
278278+ var parser = new DOMParser();
279279+ var responseDoc = parser.parseFromString(resp, "text/html");
280280+281281+ /** @type {Element} */
282282+ var responseNode = responseDoc.body;
283283+ while (depth > 0) {
284284+ depth--;
285285+ // @ts-ignore
286286+ responseNode = responseNode.firstChild;
287287+ }
288288+ if (responseNode == null) {
289289+ // @ts-ignore
290290+ responseNode = getDocument().createDocumentFragment();
291291+ }
292292+ return responseNode;
293293+ }
294294+295295+ function aFullPageResponse(resp) {
296296+ return /<body/.test(resp)
297297+ }
298298+299299+ /**
300300+ *
301301+ * @param {string} response
302302+ * @returns {Element}
303303+ */
304304+ function makeFragment(response) {
305305+ var partialResponse = !aFullPageResponse(response);
306306+ var startTag = getStartTag(response);
307307+ var content = response;
308308+ if (startTag === 'head') {
309309+ content = content.replace(HEAD_TAG_REGEX, '');
310310+ }
311311+ if (htmx.config.useTemplateFragments && partialResponse) {
312312+ var fragment = parseHTML("<body><template>" + content + "</template></body>", 0);
313313+ // @ts-ignore type mismatch between DocumentFragment and Element.
314314+ // TODO: Are these close enough for htmx to use interchangeably?
315315+ var fragmentContent = fragment.querySelector('template').content;
316316+ if (htmx.config.allowScriptTags) {
317317+ // if there is a nonce set up, set it on the new script tags
318318+ forEach(fragmentContent.querySelectorAll("script"), function (script) {
319319+ if (htmx.config.inlineScriptNonce) {
320320+ script.nonce = htmx.config.inlineScriptNonce;
321321+ }
322322+ // mark as executed due to template insertion semantics on all browsers except firefox fml
323323+ script.htmxExecuted = navigator.userAgent.indexOf("Firefox") === -1;
324324+ })
325325+ } else {
326326+ forEach(fragmentContent.querySelectorAll("script"), function (script) {
327327+ // remove all script tags if scripts are disabled
328328+ removeElement(script);
329329+ })
330330+ }
331331+ return fragmentContent;
332332+ }
333333+ switch (startTag) {
334334+ case "thead":
335335+ case "tbody":
336336+ case "tfoot":
337337+ case "colgroup":
338338+ case "caption":
339339+ return parseHTML("<table>" + content + "</table>", 1);
340340+ case "col":
341341+ return parseHTML("<table><colgroup>" + content + "</colgroup></table>", 2);
342342+ case "tr":
343343+ return parseHTML("<table><tbody>" + content + "</tbody></table>", 2);
344344+ case "td":
345345+ case "th":
346346+ return parseHTML("<table><tbody><tr>" + content + "</tr></tbody></table>", 3);
347347+ case "script":
348348+ case "style":
349349+ return parseHTML("<div>" + content + "</div>", 1);
350350+ default:
351351+ return parseHTML(content, 0);
352352+ }
353353+ }
354354+355355+ /**
356356+ * @param {Function} func
357357+ */
358358+ function maybeCall(func){
359359+ if(func) {
360360+ func();
361361+ }
362362+ }
363363+364364+ /**
365365+ * @param {any} o
366366+ * @param {string} type
367367+ * @returns
368368+ */
369369+ function isType(o, type) {
370370+ return Object.prototype.toString.call(o) === "[object " + type + "]";
371371+ }
372372+373373+ /**
374374+ * @param {*} o
375375+ * @returns {o is Function}
376376+ */
377377+ function isFunction(o) {
378378+ return isType(o, "Function");
379379+ }
380380+381381+ /**
382382+ * @param {*} o
383383+ * @returns {o is Object}
384384+ */
385385+ function isRawObject(o) {
386386+ return isType(o, "Object");
387387+ }
388388+389389+ /**
390390+ * getInternalData retrieves "private" data stored by htmx within an element
391391+ * @param {HTMLElement} elt
392392+ * @returns {*}
393393+ */
394394+ function getInternalData(elt) {
395395+ var dataProp = 'htmx-internal-data';
396396+ var data = elt[dataProp];
397397+ if (!data) {
398398+ data = elt[dataProp] = {};
399399+ }
400400+ return data;
401401+ }
402402+403403+ /**
404404+ * toArray converts an ArrayLike object into a real array.
405405+ * @param {ArrayLike} arr
406406+ * @returns {any[]}
407407+ */
408408+ function toArray(arr) {
409409+ var returnArr = [];
410410+ if (arr) {
411411+ for (var i = 0; i < arr.length; i++) {
412412+ returnArr.push(arr[i]);
413413+ }
414414+ }
415415+ return returnArr
416416+ }
417417+418418+ function forEach(arr, func) {
419419+ if (arr) {
420420+ for (var i = 0; i < arr.length; i++) {
421421+ func(arr[i]);
422422+ }
423423+ }
424424+ }
425425+426426+ function isScrolledIntoView(el) {
427427+ var rect = el.getBoundingClientRect();
428428+ var elemTop = rect.top;
429429+ var elemBottom = rect.bottom;
430430+ return elemTop < window.innerHeight && elemBottom >= 0;
431431+ }
432432+433433+ function bodyContains(elt) {
434434+ // IE Fix
435435+ if (elt.getRootNode && elt.getRootNode() instanceof window.ShadowRoot) {
436436+ return getDocument().body.contains(elt.getRootNode().host);
437437+ } else {
438438+ return getDocument().body.contains(elt);
439439+ }
440440+ }
441441+442442+ function splitOnWhitespace(trigger) {
443443+ return trigger.trim().split(/\s+/);
444444+ }
445445+446446+ /**
447447+ * mergeObjects takes all of the keys from
448448+ * obj2 and duplicates them into obj1
449449+ * @param {Object} obj1
450450+ * @param {Object} obj2
451451+ * @returns {Object}
452452+ */
453453+ function mergeObjects(obj1, obj2) {
454454+ for (var key in obj2) {
455455+ if (obj2.hasOwnProperty(key)) {
456456+ obj1[key] = obj2[key];
457457+ }
458458+ }
459459+ return obj1;
460460+ }
461461+462462+ function parseJSON(jString) {
463463+ try {
464464+ return JSON.parse(jString);
465465+ } catch(error) {
466466+ logError(error);
467467+ return null;
468468+ }
469469+ }
470470+471471+ function canAccessLocalStorage() {
472472+ var test = 'htmx:localStorageTest';
473473+ try {
474474+ localStorage.setItem(test, test);
475475+ localStorage.removeItem(test);
476476+ return true;
477477+ } catch(e) {
478478+ return false;
479479+ }
480480+ }
481481+482482+ function normalizePath(path) {
483483+ try {
484484+ var url = new URL(path);
485485+ if (url) {
486486+ path = url.pathname + url.search;
487487+ }
488488+ // remove trailing slash, unless index page
489489+ if (!(/^\/$/.test(path))) {
490490+ path = path.replace(/\/+$/, '');
491491+ }
492492+ return path;
493493+ } catch (e) {
494494+ // be kind to IE11, which doesn't support URL()
495495+ return path;
496496+ }
497497+ }
498498+499499+ //==========================================================================================
500500+ // public API
501501+ //==========================================================================================
502502+503503+ function internalEval(str){
504504+ return maybeEval(getDocument().body, function () {
505505+ return eval(str);
506506+ });
507507+ }
508508+509509+ function onLoadHelper(callback) {
510510+ var value = htmx.on("htmx:load", function(evt) {
511511+ callback(evt.detail.elt);
512512+ });
513513+ return value;
514514+ }
515515+516516+ function logAll(){
517517+ htmx.logger = function(elt, event, data) {
518518+ if(console) {
519519+ console.log(event, elt, data);
520520+ }
521521+ }
522522+ }
523523+524524+ function logNone() {
525525+ htmx.logger = null
526526+ }
527527+528528+ function find(eltOrSelector, selector) {
529529+ if (selector) {
530530+ return eltOrSelector.querySelector(selector);
531531+ } else {
532532+ return find(getDocument(), eltOrSelector);
533533+ }
534534+ }
535535+536536+ function findAll(eltOrSelector, selector) {
537537+ if (selector) {
538538+ return eltOrSelector.querySelectorAll(selector);
539539+ } else {
540540+ return findAll(getDocument(), eltOrSelector);
541541+ }
542542+ }
543543+544544+ function removeElement(elt, delay) {
545545+ elt = resolveTarget(elt);
546546+ if (delay) {
547547+ setTimeout(function(){
548548+ removeElement(elt);
549549+ elt = null;
550550+ }, delay);
551551+ } else {
552552+ elt.parentElement.removeChild(elt);
553553+ }
554554+ }
555555+556556+ function addClassToElement(elt, clazz, delay) {
557557+ elt = resolveTarget(elt);
558558+ if (delay) {
559559+ setTimeout(function(){
560560+ addClassToElement(elt, clazz);
561561+ elt = null;
562562+ }, delay);
563563+ } else {
564564+ elt.classList && elt.classList.add(clazz);
565565+ }
566566+ }
567567+568568+ function removeClassFromElement(elt, clazz, delay) {
569569+ elt = resolveTarget(elt);
570570+ if (delay) {
571571+ setTimeout(function(){
572572+ removeClassFromElement(elt, clazz);
573573+ elt = null;
574574+ }, delay);
575575+ } else {
576576+ if (elt.classList) {
577577+ elt.classList.remove(clazz);
578578+ // if there are no classes left, remove the class attribute
579579+ if (elt.classList.length === 0) {
580580+ elt.removeAttribute("class");
581581+ }
582582+ }
583583+ }
584584+ }
585585+586586+ function toggleClassOnElement(elt, clazz) {
587587+ elt = resolveTarget(elt);
588588+ elt.classList.toggle(clazz);
589589+ }
590590+591591+ function takeClassForElement(elt, clazz) {
592592+ elt = resolveTarget(elt);
593593+ forEach(elt.parentElement.children, function(child){
594594+ removeClassFromElement(child, clazz);
595595+ })
596596+ addClassToElement(elt, clazz);
597597+ }
598598+599599+ function closest(elt, selector) {
600600+ elt = resolveTarget(elt);
601601+ if (elt.closest) {
602602+ return elt.closest(selector);
603603+ } else {
604604+ // TODO remove when IE goes away
605605+ do{
606606+ if (elt == null || matches(elt, selector)){
607607+ return elt;
608608+ }
609609+ }
610610+ while (elt = elt && parentElt(elt));
611611+ return null;
612612+ }
613613+ }
614614+615615+ function startsWith(str, prefix) {
616616+ return str.substring(0, prefix.length) === prefix
617617+ }
618618+619619+ function endsWith(str, suffix) {
620620+ return str.substring(str.length - suffix.length) === suffix
621621+ }
622622+623623+ function normalizeSelector(selector) {
624624+ var trimmedSelector = selector.trim();
625625+ if (startsWith(trimmedSelector, "<") && endsWith(trimmedSelector, "/>")) {
626626+ return trimmedSelector.substring(1, trimmedSelector.length - 2);
627627+ } else {
628628+ return trimmedSelector;
629629+ }
630630+ }
631631+632632+ function querySelectorAllExt(elt, selector) {
633633+ if (selector.indexOf("closest ") === 0) {
634634+ return [closest(elt, normalizeSelector(selector.substr(8)))];
635635+ } else if (selector.indexOf("find ") === 0) {
636636+ return [find(elt, normalizeSelector(selector.substr(5)))];
637637+ } else if (selector === "next") {
638638+ return [elt.nextElementSibling]
639639+ } else if (selector.indexOf("next ") === 0) {
640640+ return [scanForwardQuery(elt, normalizeSelector(selector.substr(5)))];
641641+ } else if (selector === "previous") {
642642+ return [elt.previousElementSibling]
643643+ } else if (selector.indexOf("previous ") === 0) {
644644+ return [scanBackwardsQuery(elt, normalizeSelector(selector.substr(9)))];
645645+ } else if (selector === 'document') {
646646+ return [document];
647647+ } else if (selector === 'window') {
648648+ return [window];
649649+ } else if (selector === 'body') {
650650+ return [document.body];
651651+ } else {
652652+ return getDocument().querySelectorAll(normalizeSelector(selector));
653653+ }
654654+ }
655655+656656+ var scanForwardQuery = function(start, match) {
657657+ var results = getDocument().querySelectorAll(match);
658658+ for (var i = 0; i < results.length; i++) {
659659+ var elt = results[i];
660660+ if (elt.compareDocumentPosition(start) === Node.DOCUMENT_POSITION_PRECEDING) {
661661+ return elt;
662662+ }
663663+ }
664664+ }
665665+666666+ var scanBackwardsQuery = function(start, match) {
667667+ var results = getDocument().querySelectorAll(match);
668668+ for (var i = results.length - 1; i >= 0; i--) {
669669+ var elt = results[i];
670670+ if (elt.compareDocumentPosition(start) === Node.DOCUMENT_POSITION_FOLLOWING) {
671671+ return elt;
672672+ }
673673+ }
674674+ }
675675+676676+ function querySelectorExt(eltOrSelector, selector) {
677677+ if (selector) {
678678+ return querySelectorAllExt(eltOrSelector, selector)[0];
679679+ } else {
680680+ return querySelectorAllExt(getDocument().body, eltOrSelector)[0];
681681+ }
682682+ }
683683+684684+ function resolveTarget(arg2) {
685685+ if (isType(arg2, 'String')) {
686686+ return find(arg2);
687687+ } else {
688688+ return arg2;
689689+ }
690690+ }
691691+692692+ function processEventArgs(arg1, arg2, arg3) {
693693+ if (isFunction(arg2)) {
694694+ return {
695695+ target: getDocument().body,
696696+ event: arg1,
697697+ listener: arg2
698698+ }
699699+ } else {
700700+ return {
701701+ target: resolveTarget(arg1),
702702+ event: arg2,
703703+ listener: arg3
704704+ }
705705+ }
706706+707707+ }
708708+709709+ function addEventListenerImpl(arg1, arg2, arg3) {
710710+ ready(function(){
711711+ var eventArgs = processEventArgs(arg1, arg2, arg3);
712712+ eventArgs.target.addEventListener(eventArgs.event, eventArgs.listener);
713713+ })
714714+ var b = isFunction(arg2);
715715+ return b ? arg2 : arg3;
716716+ }
717717+718718+ function removeEventListenerImpl(arg1, arg2, arg3) {
719719+ ready(function(){
720720+ var eventArgs = processEventArgs(arg1, arg2, arg3);
721721+ eventArgs.target.removeEventListener(eventArgs.event, eventArgs.listener);
722722+ })
723723+ return isFunction(arg2) ? arg2 : arg3;
724724+ }
725725+726726+ //====================================================================
727727+ // Node processing
728728+ //====================================================================
729729+730730+ var DUMMY_ELT = getDocument().createElement("output"); // dummy element for bad selectors
731731+ function findAttributeTargets(elt, attrName) {
732732+ var attrTarget = getClosestAttributeValue(elt, attrName);
733733+ if (attrTarget) {
734734+ if (attrTarget === "this") {
735735+ return [findThisElement(elt, attrName)];
736736+ } else {
737737+ var result = querySelectorAllExt(elt, attrTarget);
738738+ if (result.length === 0) {
739739+ logError('The selector "' + attrTarget + '" on ' + attrName + " returned no matches!");
740740+ return [DUMMY_ELT]
741741+ } else {
742742+ return result;
743743+ }
744744+ }
745745+ }
746746+ }
747747+748748+ function findThisElement(elt, attribute){
749749+ return getClosestMatch(elt, function (elt) {
750750+ return getAttributeValue(elt, attribute) != null;
751751+ })
752752+ }
753753+754754+ function getTarget(elt) {
755755+ var targetStr = getClosestAttributeValue(elt, "hx-target");
756756+ if (targetStr) {
757757+ if (targetStr === "this") {
758758+ return findThisElement(elt,'hx-target');
759759+ } else {
760760+ return querySelectorExt(elt, targetStr)
761761+ }
762762+ } else {
763763+ var data = getInternalData(elt);
764764+ if (data.boosted) {
765765+ return getDocument().body;
766766+ } else {
767767+ return elt;
768768+ }
769769+ }
770770+ }
771771+772772+ function shouldSettleAttribute(name) {
773773+ var attributesToSettle = htmx.config.attributesToSettle;
774774+ for (var i = 0; i < attributesToSettle.length; i++) {
775775+ if (name === attributesToSettle[i]) {
776776+ return true;
777777+ }
778778+ }
779779+ return false;
780780+ }
781781+782782+ function cloneAttributes(mergeTo, mergeFrom) {
783783+ forEach(mergeTo.attributes, function (attr) {
784784+ if (!mergeFrom.hasAttribute(attr.name) && shouldSettleAttribute(attr.name)) {
785785+ mergeTo.removeAttribute(attr.name)
786786+ }
787787+ });
788788+ forEach(mergeFrom.attributes, function (attr) {
789789+ if (shouldSettleAttribute(attr.name)) {
790790+ mergeTo.setAttribute(attr.name, attr.value);
791791+ }
792792+ });
793793+ }
794794+795795+ function isInlineSwap(swapStyle, target) {
796796+ var extensions = getExtensions(target);
797797+ for (var i = 0; i < extensions.length; i++) {
798798+ var extension = extensions[i];
799799+ try {
800800+ if (extension.isInlineSwap(swapStyle)) {
801801+ return true;
802802+ }
803803+ } catch(e) {
804804+ logError(e);
805805+ }
806806+ }
807807+ return swapStyle === "outerHTML";
808808+ }
809809+810810+ /**
811811+ *
812812+ * @param {string} oobValue
813813+ * @param {HTMLElement} oobElement
814814+ * @param {*} settleInfo
815815+ * @returns
816816+ */
817817+ function oobSwap(oobValue, oobElement, settleInfo) {
818818+ var selector = "#" + getRawAttribute(oobElement, "id");
819819+ var swapStyle = "outerHTML";
820820+ if (oobValue === "true") {
821821+ // do nothing
822822+ } else if (oobValue.indexOf(":") > 0) {
823823+ swapStyle = oobValue.substr(0, oobValue.indexOf(":"));
824824+ selector = oobValue.substr(oobValue.indexOf(":") + 1, oobValue.length);
825825+ } else {
826826+ swapStyle = oobValue;
827827+ }
828828+829829+ var targets = getDocument().querySelectorAll(selector);
830830+ if (targets) {
831831+ forEach(
832832+ targets,
833833+ function (target) {
834834+ var fragment;
835835+ var oobElementClone = oobElement.cloneNode(true);
836836+ fragment = getDocument().createDocumentFragment();
837837+ fragment.appendChild(oobElementClone);
838838+ if (!isInlineSwap(swapStyle, target)) {
839839+ fragment = oobElementClone; // if this is not an inline swap, we use the content of the node, not the node itself
840840+ }
841841+842842+ var beforeSwapDetails = {shouldSwap: true, target: target, fragment:fragment };
843843+ if (!triggerEvent(target, 'htmx:oobBeforeSwap', beforeSwapDetails)) return;
844844+845845+ target = beforeSwapDetails.target; // allow re-targeting
846846+ if (beforeSwapDetails['shouldSwap']){
847847+ swap(swapStyle, target, target, fragment, settleInfo);
848848+ }
849849+ forEach(settleInfo.elts, function (elt) {
850850+ triggerEvent(elt, 'htmx:oobAfterSwap', beforeSwapDetails);
851851+ });
852852+ }
853853+ );
854854+ oobElement.parentNode.removeChild(oobElement);
855855+ } else {
856856+ oobElement.parentNode.removeChild(oobElement);
857857+ triggerErrorEvent(getDocument().body, "htmx:oobErrorNoTarget", {content: oobElement});
858858+ }
859859+ return oobValue;
860860+ }
861861+862862+ function handleOutOfBandSwaps(elt, fragment, settleInfo) {
863863+ var oobSelects = getClosestAttributeValue(elt, "hx-select-oob");
864864+ if (oobSelects) {
865865+ var oobSelectValues = oobSelects.split(",");
866866+ for (var i = 0; i < oobSelectValues.length; i++) {
867867+ var oobSelectValue = oobSelectValues[i].split(":", 2);
868868+ var id = oobSelectValue[0].trim();
869869+ if (id.indexOf("#") === 0) {
870870+ id = id.substring(1);
871871+ }
872872+ var oobValue = oobSelectValue[1] || "true";
873873+ var oobElement = fragment.querySelector("#" + id);
874874+ if (oobElement) {
875875+ oobSwap(oobValue, oobElement, settleInfo);
876876+ }
877877+ }
878878+ }
879879+ forEach(findAll(fragment, '[hx-swap-oob], [data-hx-swap-oob]'), function (oobElement) {
880880+ var oobValue = getAttributeValue(oobElement, "hx-swap-oob");
881881+ if (oobValue != null) {
882882+ oobSwap(oobValue, oobElement, settleInfo);
883883+ }
884884+ });
885885+ }
886886+887887+ function handlePreservedElements(fragment) {
888888+ forEach(findAll(fragment, '[hx-preserve], [data-hx-preserve]'), function (preservedElt) {
889889+ var id = getAttributeValue(preservedElt, "id");
890890+ var oldElt = getDocument().getElementById(id);
891891+ if (oldElt != null) {
892892+ preservedElt.parentNode.replaceChild(oldElt, preservedElt);
893893+ }
894894+ });
895895+ }
896896+897897+ function handleAttributes(parentNode, fragment, settleInfo) {
898898+ forEach(fragment.querySelectorAll("[id]"), function (newNode) {
899899+ var id = getRawAttribute(newNode, "id")
900900+ if (id && id.length > 0) {
901901+ var normalizedId = id.replace("'", "\\'");
902902+ var normalizedTag = newNode.tagName.replace(':', '\\:');
903903+ var oldNode = parentNode.querySelector(normalizedTag + "[id='" + normalizedId + "']");
904904+ if (oldNode && oldNode !== parentNode) {
905905+ var newAttributes = newNode.cloneNode();
906906+ cloneAttributes(newNode, oldNode);
907907+ settleInfo.tasks.push(function () {
908908+ cloneAttributes(newNode, newAttributes);
909909+ });
910910+ }
911911+ }
912912+ });
913913+ }
914914+915915+ function makeAjaxLoadTask(child) {
916916+ return function () {
917917+ removeClassFromElement(child, htmx.config.addedClass);
918918+ processNode(child);
919919+ processScripts(child);
920920+ processFocus(child)
921921+ triggerEvent(child, 'htmx:load');
922922+ };
923923+ }
924924+925925+ function processFocus(child) {
926926+ var autofocus = "[autofocus]";
927927+ var autoFocusedElt = matches(child, autofocus) ? child : child.querySelector(autofocus)
928928+ if (autoFocusedElt != null) {
929929+ autoFocusedElt.focus();
930930+ }
931931+ }
932932+933933+ function insertNodesBefore(parentNode, insertBefore, fragment, settleInfo) {
934934+ handleAttributes(parentNode, fragment, settleInfo);
935935+ while(fragment.childNodes.length > 0){
936936+ var child = fragment.firstChild;
937937+ addClassToElement(child, htmx.config.addedClass);
938938+ parentNode.insertBefore(child, insertBefore);
939939+ if (child.nodeType !== Node.TEXT_NODE && child.nodeType !== Node.COMMENT_NODE) {
940940+ settleInfo.tasks.push(makeAjaxLoadTask(child));
941941+ }
942942+ }
943943+ }
944944+945945+ // based on https://gist.github.com/hyamamoto/fd435505d29ebfa3d9716fd2be8d42f0,
946946+ // derived from Java's string hashcode implementation
947947+ function stringHash(string, hash) {
948948+ var char = 0;
949949+ while (char < string.length){
950950+ hash = (hash << 5) - hash + string.charCodeAt(char++) | 0; // bitwise or ensures we have a 32-bit int
951951+ }
952952+ return hash;
953953+ }
954954+955955+ function attributeHash(elt) {
956956+ var hash = 0;
957957+ // IE fix
958958+ if (elt.attributes) {
959959+ for (var i = 0; i < elt.attributes.length; i++) {
960960+ var attribute = elt.attributes[i];
961961+ if(attribute.value){ // only include attributes w/ actual values (empty is same as non-existent)
962962+ hash = stringHash(attribute.name, hash);
963963+ hash = stringHash(attribute.value, hash);
964964+ }
965965+ }
966966+ }
967967+ return hash;
968968+ }
969969+970970+ function deInitOnHandlers(elt) {
971971+ var internalData = getInternalData(elt);
972972+ if (internalData.onHandlers) {
973973+ for (var i = 0; i < internalData.onHandlers.length; i++) {
974974+ const handlerInfo = internalData.onHandlers[i];
975975+ elt.removeEventListener(handlerInfo.event, handlerInfo.listener);
976976+ }
977977+ delete internalData.onHandlers
978978+ }
979979+ }
980980+981981+ function deInitNode(element) {
982982+ var internalData = getInternalData(element);
983983+ if (internalData.timeout) {
984984+ clearTimeout(internalData.timeout);
985985+ }
986986+ if (internalData.webSocket) {
987987+ internalData.webSocket.close();
988988+ }
989989+ if (internalData.sseEventSource) {
990990+ internalData.sseEventSource.close();
991991+ }
992992+ if (internalData.listenerInfos) {
993993+ forEach(internalData.listenerInfos, function (info) {
994994+ if (info.on) {
995995+ info.on.removeEventListener(info.trigger, info.listener);
996996+ }
997997+ });
998998+ }
999999+ deInitOnHandlers(element);
10001000+ forEach(Object.keys(internalData), function(key) { delete internalData[key] });
10011001+ }
10021002+10031003+ function cleanUpElement(element) {
10041004+ triggerEvent(element, "htmx:beforeCleanupElement")
10051005+ deInitNode(element);
10061006+ if (element.children) { // IE
10071007+ forEach(element.children, function(child) { cleanUpElement(child) });
10081008+ }
10091009+ }
10101010+10111011+ function swapOuterHTML(target, fragment, settleInfo) {
10121012+ if (target.tagName === "BODY") {
10131013+ return swapInnerHTML(target, fragment, settleInfo);
10141014+ } else {
10151015+ // @type {HTMLElement}
10161016+ var newElt
10171017+ var eltBeforeNewContent = target.previousSibling;
10181018+ insertNodesBefore(parentElt(target), target, fragment, settleInfo);
10191019+ if (eltBeforeNewContent == null) {
10201020+ newElt = parentElt(target).firstChild;
10211021+ } else {
10221022+ newElt = eltBeforeNewContent.nextSibling;
10231023+ }
10241024+ settleInfo.elts = settleInfo.elts.filter(function(e) { return e != target });
10251025+ while(newElt && newElt !== target) {
10261026+ if (newElt.nodeType === Node.ELEMENT_NODE) {
10271027+ settleInfo.elts.push(newElt);
10281028+ }
10291029+ newElt = newElt.nextElementSibling;
10301030+ }
10311031+ cleanUpElement(target);
10321032+ parentElt(target).removeChild(target);
10331033+ }
10341034+ }
10351035+10361036+ function swapAfterBegin(target, fragment, settleInfo) {
10371037+ return insertNodesBefore(target, target.firstChild, fragment, settleInfo);
10381038+ }
10391039+10401040+ function swapBeforeBegin(target, fragment, settleInfo) {
10411041+ return insertNodesBefore(parentElt(target), target, fragment, settleInfo);
10421042+ }
10431043+10441044+ function swapBeforeEnd(target, fragment, settleInfo) {
10451045+ return insertNodesBefore(target, null, fragment, settleInfo);
10461046+ }
10471047+10481048+ function swapAfterEnd(target, fragment, settleInfo) {
10491049+ return insertNodesBefore(parentElt(target), target.nextSibling, fragment, settleInfo);
10501050+ }
10511051+ function swapDelete(target, fragment, settleInfo) {
10521052+ cleanUpElement(target);
10531053+ return parentElt(target).removeChild(target);
10541054+ }
10551055+10561056+ function swapInnerHTML(target, fragment, settleInfo) {
10571057+ var firstChild = target.firstChild;
10581058+ insertNodesBefore(target, firstChild, fragment, settleInfo);
10591059+ if (firstChild) {
10601060+ while (firstChild.nextSibling) {
10611061+ cleanUpElement(firstChild.nextSibling)
10621062+ target.removeChild(firstChild.nextSibling);
10631063+ }
10641064+ cleanUpElement(firstChild)
10651065+ target.removeChild(firstChild);
10661066+ }
10671067+ }
10681068+10691069+ function maybeSelectFromResponse(elt, fragment, selectOverride) {
10701070+ var selector = selectOverride || getClosestAttributeValue(elt, "hx-select");
10711071+ if (selector) {
10721072+ var newFragment = getDocument().createDocumentFragment();
10731073+ forEach(fragment.querySelectorAll(selector), function (node) {
10741074+ newFragment.appendChild(node);
10751075+ });
10761076+ fragment = newFragment;
10771077+ }
10781078+ return fragment;
10791079+ }
10801080+10811081+ function swap(swapStyle, elt, target, fragment, settleInfo) {
10821082+ switch (swapStyle) {
10831083+ case "none":
10841084+ return;
10851085+ case "outerHTML":
10861086+ swapOuterHTML(target, fragment, settleInfo);
10871087+ return;
10881088+ case "afterbegin":
10891089+ swapAfterBegin(target, fragment, settleInfo);
10901090+ return;
10911091+ case "beforebegin":
10921092+ swapBeforeBegin(target, fragment, settleInfo);
10931093+ return;
10941094+ case "beforeend":
10951095+ swapBeforeEnd(target, fragment, settleInfo);
10961096+ return;
10971097+ case "afterend":
10981098+ swapAfterEnd(target, fragment, settleInfo);
10991099+ return;
11001100+ case "delete":
11011101+ swapDelete(target, fragment, settleInfo);
11021102+ return;
11031103+ default:
11041104+ var extensions = getExtensions(elt);
11051105+ for (var i = 0; i < extensions.length; i++) {
11061106+ var ext = extensions[i];
11071107+ try {
11081108+ var newElements = ext.handleSwap(swapStyle, target, fragment, settleInfo);
11091109+ if (newElements) {
11101110+ if (typeof newElements.length !== 'undefined') {
11111111+ // if handleSwap returns an array (like) of elements, we handle them
11121112+ for (var j = 0; j < newElements.length; j++) {
11131113+ var child = newElements[j];
11141114+ if (child.nodeType !== Node.TEXT_NODE && child.nodeType !== Node.COMMENT_NODE) {
11151115+ settleInfo.tasks.push(makeAjaxLoadTask(child));
11161116+ }
11171117+ }
11181118+ }
11191119+ return;
11201120+ }
11211121+ } catch (e) {
11221122+ logError(e);
11231123+ }
11241124+ }
11251125+ if (swapStyle === "innerHTML") {
11261126+ swapInnerHTML(target, fragment, settleInfo);
11271127+ } else {
11281128+ swap(htmx.config.defaultSwapStyle, elt, target, fragment, settleInfo);
11291129+ }
11301130+ }
11311131+ }
11321132+11331133+ function findTitle(content) {
11341134+ if (content.indexOf('<title') > -1) {
11351135+ var contentWithSvgsRemoved = content.replace(SVG_TAGS_REGEX, '');
11361136+ var result = contentWithSvgsRemoved.match(TITLE_TAG_REGEX);
11371137+ if (result) {
11381138+ return result[2];
11391139+ }
11401140+ }
11411141+ }
11421142+11431143+ function selectAndSwap(swapStyle, target, elt, responseText, settleInfo, selectOverride) {
11441144+ settleInfo.title = findTitle(responseText);
11451145+ var fragment = makeFragment(responseText);
11461146+ if (fragment) {
11471147+ handleOutOfBandSwaps(elt, fragment, settleInfo);
11481148+ fragment = maybeSelectFromResponse(elt, fragment, selectOverride);
11491149+ handlePreservedElements(fragment);
11501150+ return swap(swapStyle, elt, target, fragment, settleInfo);
11511151+ }
11521152+ }
11531153+11541154+ function handleTrigger(xhr, header, elt) {
11551155+ var triggerBody = xhr.getResponseHeader(header);
11561156+ if (triggerBody.indexOf("{") === 0) {
11571157+ var triggers = parseJSON(triggerBody);
11581158+ for (var eventName in triggers) {
11591159+ if (triggers.hasOwnProperty(eventName)) {
11601160+ var detail = triggers[eventName];
11611161+ if (!isRawObject(detail)) {
11621162+ detail = {"value": detail}
11631163+ }
11641164+ triggerEvent(elt, eventName, detail);
11651165+ }
11661166+ }
11671167+ } else {
11681168+ var eventNames = triggerBody.split(",")
11691169+ for (var i = 0; i < eventNames.length; i++) {
11701170+ triggerEvent(elt, eventNames[i].trim(), []);
11711171+ }
11721172+ }
11731173+ }
11741174+11751175+ var WHITESPACE = /\s/;
11761176+ var WHITESPACE_OR_COMMA = /[\s,]/;
11771177+ var SYMBOL_START = /[_$a-zA-Z]/;
11781178+ var SYMBOL_CONT = /[_$a-zA-Z0-9]/;
11791179+ var STRINGISH_START = ['"', "'", "/"];
11801180+ var NOT_WHITESPACE = /[^\s]/;
11811181+ var COMBINED_SELECTOR_START = /[{(]/;
11821182+ var COMBINED_SELECTOR_END = /[})]/;
11831183+ function tokenizeString(str) {
11841184+ var tokens = [];
11851185+ var position = 0;
11861186+ while (position < str.length) {
11871187+ if(SYMBOL_START.exec(str.charAt(position))) {
11881188+ var startPosition = position;
11891189+ while (SYMBOL_CONT.exec(str.charAt(position + 1))) {
11901190+ position++;
11911191+ }
11921192+ tokens.push(str.substr(startPosition, position - startPosition + 1));
11931193+ } else if (STRINGISH_START.indexOf(str.charAt(position)) !== -1) {
11941194+ var startChar = str.charAt(position);
11951195+ var startPosition = position;
11961196+ position++;
11971197+ while (position < str.length && str.charAt(position) !== startChar ) {
11981198+ if (str.charAt(position) === "\\") {
11991199+ position++;
12001200+ }
12011201+ position++;
12021202+ }
12031203+ tokens.push(str.substr(startPosition, position - startPosition + 1));
12041204+ } else {
12051205+ var symbol = str.charAt(position);
12061206+ tokens.push(symbol);
12071207+ }
12081208+ position++;
12091209+ }
12101210+ return tokens;
12111211+ }
12121212+12131213+ function isPossibleRelativeReference(token, last, paramName) {
12141214+ return SYMBOL_START.exec(token.charAt(0)) &&
12151215+ token !== "true" &&
12161216+ token !== "false" &&
12171217+ token !== "this" &&
12181218+ token !== paramName &&
12191219+ last !== ".";
12201220+ }
12211221+12221222+ function maybeGenerateConditional(elt, tokens, paramName) {
12231223+ if (tokens[0] === '[') {
12241224+ tokens.shift();
12251225+ var bracketCount = 1;
12261226+ var conditionalSource = " return (function(" + paramName + "){ return (";
12271227+ var last = null;
12281228+ while (tokens.length > 0) {
12291229+ var token = tokens[0];
12301230+ if (token === "]") {
12311231+ bracketCount--;
12321232+ if (bracketCount === 0) {
12331233+ if (last === null) {
12341234+ conditionalSource = conditionalSource + "true";
12351235+ }
12361236+ tokens.shift();
12371237+ conditionalSource += ")})";
12381238+ try {
12391239+ var conditionFunction = maybeEval(elt,function () {
12401240+ return Function(conditionalSource)();
12411241+ },
12421242+ function(){return true})
12431243+ conditionFunction.source = conditionalSource;
12441244+ return conditionFunction;
12451245+ } catch (e) {
12461246+ triggerErrorEvent(getDocument().body, "htmx:syntax:error", {error:e, source:conditionalSource})
12471247+ return null;
12481248+ }
12491249+ }
12501250+ } else if (token === "[") {
12511251+ bracketCount++;
12521252+ }
12531253+ if (isPossibleRelativeReference(token, last, paramName)) {
12541254+ conditionalSource += "((" + paramName + "." + token + ") ? (" + paramName + "." + token + ") : (window." + token + "))";
12551255+ } else {
12561256+ conditionalSource = conditionalSource + token;
12571257+ }
12581258+ last = tokens.shift();
12591259+ }
12601260+ }
12611261+ }
12621262+12631263+ function consumeUntil(tokens, match) {
12641264+ var result = "";
12651265+ while (tokens.length > 0 && !match.test(tokens[0])) {
12661266+ result += tokens.shift();
12671267+ }
12681268+ return result;
12691269+ }
12701270+12711271+ function consumeCSSSelector(tokens) {
12721272+ var result;
12731273+ if (tokens.length > 0 && COMBINED_SELECTOR_START.test(tokens[0])) {
12741274+ tokens.shift();
12751275+ result = consumeUntil(tokens, COMBINED_SELECTOR_END).trim();
12761276+ tokens.shift();
12771277+ } else {
12781278+ result = consumeUntil(tokens, WHITESPACE_OR_COMMA);
12791279+ }
12801280+ return result;
12811281+ }
12821282+12831283+ var INPUT_SELECTOR = 'input, textarea, select';
12841284+12851285+ /**
12861286+ * @param {HTMLElement} elt
12871287+ * @param {string} explicitTrigger
12881288+ * @param {cache} cache for trigger specs
12891289+ * @returns {import("./htmx").HtmxTriggerSpecification[]}
12901290+ */
12911291+ function parseAndCacheTrigger(elt, explicitTrigger, cache) {
12921292+ var triggerSpecs = [];
12931293+ var tokens = tokenizeString(explicitTrigger);
12941294+ do {
12951295+ consumeUntil(tokens, NOT_WHITESPACE);
12961296+ var initialLength = tokens.length;
12971297+ var trigger = consumeUntil(tokens, /[,\[\s]/);
12981298+ if (trigger !== "") {
12991299+ if (trigger === "every") {
13001300+ var every = {trigger: 'every'};
13011301+ consumeUntil(tokens, NOT_WHITESPACE);
13021302+ every.pollInterval = parseInterval(consumeUntil(tokens, /[,\[\s]/));
13031303+ consumeUntil(tokens, NOT_WHITESPACE);
13041304+ var eventFilter = maybeGenerateConditional(elt, tokens, "event");
13051305+ if (eventFilter) {
13061306+ every.eventFilter = eventFilter;
13071307+ }
13081308+ triggerSpecs.push(every);
13091309+ } else if (trigger.indexOf("sse:") === 0) {
13101310+ triggerSpecs.push({trigger: 'sse', sseEvent: trigger.substr(4)});
13111311+ } else {
13121312+ var triggerSpec = {trigger: trigger};
13131313+ var eventFilter = maybeGenerateConditional(elt, tokens, "event");
13141314+ if (eventFilter) {
13151315+ triggerSpec.eventFilter = eventFilter;
13161316+ }
13171317+ while (tokens.length > 0 && tokens[0] !== ",") {
13181318+ consumeUntil(tokens, NOT_WHITESPACE)
13191319+ var token = tokens.shift();
13201320+ if (token === "changed") {
13211321+ triggerSpec.changed = true;
13221322+ } else if (token === "once") {
13231323+ triggerSpec.once = true;
13241324+ } else if (token === "consume") {
13251325+ triggerSpec.consume = true;
13261326+ } else if (token === "delay" && tokens[0] === ":") {
13271327+ tokens.shift();
13281328+ triggerSpec.delay = parseInterval(consumeUntil(tokens, WHITESPACE_OR_COMMA));
13291329+ } else if (token === "from" && tokens[0] === ":") {
13301330+ tokens.shift();
13311331+ if (COMBINED_SELECTOR_START.test(tokens[0])) {
13321332+ var from_arg = consumeCSSSelector(tokens);
13331333+ } else {
13341334+ var from_arg = consumeUntil(tokens, WHITESPACE_OR_COMMA);
13351335+ if (from_arg === "closest" || from_arg === "find" || from_arg === "next" || from_arg === "previous") {
13361336+ tokens.shift();
13371337+ var selector = consumeCSSSelector(tokens);
13381338+ // `next` and `previous` allow a selector-less syntax
13391339+ if (selector.length > 0) {
13401340+ from_arg += " " + selector;
13411341+ }
13421342+ }
13431343+ }
13441344+ triggerSpec.from = from_arg;
13451345+ } else if (token === "target" && tokens[0] === ":") {
13461346+ tokens.shift();
13471347+ triggerSpec.target = consumeCSSSelector(tokens);
13481348+ } else if (token === "throttle" && tokens[0] === ":") {
13491349+ tokens.shift();
13501350+ triggerSpec.throttle = parseInterval(consumeUntil(tokens, WHITESPACE_OR_COMMA));
13511351+ } else if (token === "queue" && tokens[0] === ":") {
13521352+ tokens.shift();
13531353+ triggerSpec.queue = consumeUntil(tokens, WHITESPACE_OR_COMMA);
13541354+ } else if (token === "root" && tokens[0] === ":") {
13551355+ tokens.shift();
13561356+ triggerSpec[token] = consumeCSSSelector(tokens);
13571357+ } else if (token === "threshold" && tokens[0] === ":") {
13581358+ tokens.shift();
13591359+ triggerSpec[token] = consumeUntil(tokens, WHITESPACE_OR_COMMA);
13601360+ } else {
13611361+ triggerErrorEvent(elt, "htmx:syntax:error", {token:tokens.shift()});
13621362+ }
13631363+ }
13641364+ triggerSpecs.push(triggerSpec);
13651365+ }
13661366+ }
13671367+ if (tokens.length === initialLength) {
13681368+ triggerErrorEvent(elt, "htmx:syntax:error", {token:tokens.shift()});
13691369+ }
13701370+ consumeUntil(tokens, NOT_WHITESPACE);
13711371+ } while (tokens[0] === "," && tokens.shift())
13721372+ if (cache) {
13731373+ cache[explicitTrigger] = triggerSpecs
13741374+ }
13751375+ return triggerSpecs
13761376+ }
13771377+13781378+ /**
13791379+ * @param {HTMLElement} elt
13801380+ * @returns {import("./htmx").HtmxTriggerSpecification[]}
13811381+ */
13821382+ function getTriggerSpecs(elt) {
13831383+ var explicitTrigger = getAttributeValue(elt, 'hx-trigger');
13841384+ var triggerSpecs = [];
13851385+ if (explicitTrigger) {
13861386+ var cache = htmx.config.triggerSpecsCache
13871387+ triggerSpecs = (cache && cache[explicitTrigger]) || parseAndCacheTrigger(elt, explicitTrigger, cache)
13881388+ }
13891389+13901390+ if (triggerSpecs.length > 0) {
13911391+ return triggerSpecs;
13921392+ } else if (matches(elt, 'form')) {
13931393+ return [{trigger: 'submit'}];
13941394+ } else if (matches(elt, 'input[type="button"], input[type="submit"]')){
13951395+ return [{trigger: 'click'}];
13961396+ } else if (matches(elt, INPUT_SELECTOR)) {
13971397+ return [{trigger: 'change'}];
13981398+ } else {
13991399+ return [{trigger: 'click'}];
14001400+ }
14011401+ }
14021402+14031403+ function cancelPolling(elt) {
14041404+ getInternalData(elt).cancelled = true;
14051405+ }
14061406+14071407+ function processPolling(elt, handler, spec) {
14081408+ var nodeData = getInternalData(elt);
14091409+ nodeData.timeout = setTimeout(function () {
14101410+ if (bodyContains(elt) && nodeData.cancelled !== true) {
14111411+ if (!maybeFilterEvent(spec, elt, makeEvent('hx:poll:trigger', {
14121412+ triggerSpec: spec,
14131413+ target: elt
14141414+ }))) {
14151415+ handler(elt);
14161416+ }
14171417+ processPolling(elt, handler, spec);
14181418+ }
14191419+ }, spec.pollInterval);
14201420+ }
14211421+14221422+ function isLocalLink(elt) {
14231423+ return location.hostname === elt.hostname &&
14241424+ getRawAttribute(elt,'href') &&
14251425+ getRawAttribute(elt,'href').indexOf("#") !== 0;
14261426+ }
14271427+14281428+ function boostElement(elt, nodeData, triggerSpecs) {
14291429+ if ((elt.tagName === "A" && isLocalLink(elt) && (elt.target === "" || elt.target === "_self")) || elt.tagName === "FORM") {
14301430+ nodeData.boosted = true;
14311431+ var verb, path;
14321432+ if (elt.tagName === "A") {
14331433+ verb = "get";
14341434+ path = getRawAttribute(elt, 'href')
14351435+ } else {
14361436+ var rawAttribute = getRawAttribute(elt, "method");
14371437+ verb = rawAttribute ? rawAttribute.toLowerCase() : "get";
14381438+ if (verb === "get") {
14391439+ }
14401440+ path = getRawAttribute(elt, 'action');
14411441+ }
14421442+ triggerSpecs.forEach(function(triggerSpec) {
14431443+ addEventListener(elt, function(elt, evt) {
14441444+ if (closest(elt, htmx.config.disableSelector)) {
14451445+ cleanUpElement(elt)
14461446+ return
14471447+ }
14481448+ issueAjaxRequest(verb, path, elt, evt)
14491449+ }, nodeData, triggerSpec, true);
14501450+ });
14511451+ }
14521452+ }
14531453+14541454+ /**
14551455+ *
14561456+ * @param {Event} evt
14571457+ * @param {HTMLElement} elt
14581458+ * @returns
14591459+ */
14601460+ function shouldCancel(evt, elt) {
14611461+ if (evt.type === "submit" || evt.type === "click") {
14621462+ if (elt.tagName === "FORM") {
14631463+ return true;
14641464+ }
14651465+ if (matches(elt, 'input[type="submit"], button') && closest(elt, 'form') !== null) {
14661466+ return true;
14671467+ }
14681468+ if (elt.tagName === "A" && elt.href &&
14691469+ (elt.getAttribute('href') === '#' || elt.getAttribute('href').indexOf("#") !== 0)) {
14701470+ return true;
14711471+ }
14721472+ }
14731473+ return false;
14741474+ }
14751475+14761476+ function ignoreBoostedAnchorCtrlClick(elt, evt) {
14771477+ return getInternalData(elt).boosted && elt.tagName === "A" && evt.type === "click" && (evt.ctrlKey || evt.metaKey);
14781478+ }
14791479+14801480+ function maybeFilterEvent(triggerSpec, elt, evt) {
14811481+ var eventFilter = triggerSpec.eventFilter;
14821482+ if(eventFilter){
14831483+ try {
14841484+ return eventFilter.call(elt, evt) !== true;
14851485+ } catch(e) {
14861486+ triggerErrorEvent(getDocument().body, "htmx:eventFilter:error", {error: e, source:eventFilter.source});
14871487+ return true;
14881488+ }
14891489+ }
14901490+ return false;
14911491+ }
14921492+14931493+ function addEventListener(elt, handler, nodeData, triggerSpec, explicitCancel) {
14941494+ var elementData = getInternalData(elt);
14951495+ var eltsToListenOn;
14961496+ if (triggerSpec.from) {
14971497+ eltsToListenOn = querySelectorAllExt(elt, triggerSpec.from);
14981498+ } else {
14991499+ eltsToListenOn = [elt];
15001500+ }
15011501+ // store the initial values of the elements, so we can tell if they change
15021502+ if (triggerSpec.changed) {
15031503+ eltsToListenOn.forEach(function (eltToListenOn) {
15041504+ var eltToListenOnData = getInternalData(eltToListenOn);
15051505+ eltToListenOnData.lastValue = eltToListenOn.value;
15061506+ })
15071507+ }
15081508+ forEach(eltsToListenOn, function (eltToListenOn) {
15091509+ var eventListener = function (evt) {
15101510+ if (!bodyContains(elt)) {
15111511+ eltToListenOn.removeEventListener(triggerSpec.trigger, eventListener);
15121512+ return;
15131513+ }
15141514+ if (ignoreBoostedAnchorCtrlClick(elt, evt)) {
15151515+ return;
15161516+ }
15171517+ if (explicitCancel || shouldCancel(evt, elt)) {
15181518+ evt.preventDefault();
15191519+ }
15201520+ if (maybeFilterEvent(triggerSpec, elt, evt)) {
15211521+ return;
15221522+ }
15231523+ var eventData = getInternalData(evt);
15241524+ eventData.triggerSpec = triggerSpec;
15251525+ if (eventData.handledFor == null) {
15261526+ eventData.handledFor = [];
15271527+ }
15281528+ if (eventData.handledFor.indexOf(elt) < 0) {
15291529+ eventData.handledFor.push(elt);
15301530+ if (triggerSpec.consume) {
15311531+ evt.stopPropagation();
15321532+ }
15331533+ if (triggerSpec.target && evt.target) {
15341534+ if (!matches(evt.target, triggerSpec.target)) {
15351535+ return;
15361536+ }
15371537+ }
15381538+ if (triggerSpec.once) {
15391539+ if (elementData.triggeredOnce) {
15401540+ return;
15411541+ } else {
15421542+ elementData.triggeredOnce = true;
15431543+ }
15441544+ }
15451545+ if (triggerSpec.changed) {
15461546+ var eltToListenOnData = getInternalData(eltToListenOn)
15471547+ if (eltToListenOnData.lastValue === eltToListenOn.value) {
15481548+ return;
15491549+ }
15501550+ eltToListenOnData.lastValue = eltToListenOn.value
15511551+ }
15521552+ if (elementData.delayed) {
15531553+ clearTimeout(elementData.delayed);
15541554+ }
15551555+ if (elementData.throttle) {
15561556+ return;
15571557+ }
15581558+15591559+ if (triggerSpec.throttle > 0) {
15601560+ if (!elementData.throttle) {
15611561+ handler(elt, evt);
15621562+ elementData.throttle = setTimeout(function () {
15631563+ elementData.throttle = null;
15641564+ }, triggerSpec.throttle);
15651565+ }
15661566+ } else if (triggerSpec.delay > 0) {
15671567+ elementData.delayed = setTimeout(function() { handler(elt, evt) }, triggerSpec.delay);
15681568+ } else {
15691569+ triggerEvent(elt, 'htmx:trigger')
15701570+ handler(elt, evt);
15711571+ }
15721572+ }
15731573+ };
15741574+ if (nodeData.listenerInfos == null) {
15751575+ nodeData.listenerInfos = [];
15761576+ }
15771577+ nodeData.listenerInfos.push({
15781578+ trigger: triggerSpec.trigger,
15791579+ listener: eventListener,
15801580+ on: eltToListenOn
15811581+ })
15821582+ eltToListenOn.addEventListener(triggerSpec.trigger, eventListener);
15831583+ });
15841584+ }
15851585+15861586+ var windowIsScrolling = false // used by initScrollHandler
15871587+ var scrollHandler = null;
15881588+ function initScrollHandler() {
15891589+ if (!scrollHandler) {
15901590+ scrollHandler = function() {
15911591+ windowIsScrolling = true
15921592+ };
15931593+ window.addEventListener("scroll", scrollHandler)
15941594+ setInterval(function() {
15951595+ if (windowIsScrolling) {
15961596+ windowIsScrolling = false;
15971597+ forEach(getDocument().querySelectorAll("[hx-trigger='revealed'],[data-hx-trigger='revealed']"), function (elt) {
15981598+ maybeReveal(elt);
15991599+ })
16001600+ }
16011601+ }, 200);
16021602+ }
16031603+ }
16041604+16051605+ function maybeReveal(elt) {
16061606+ if (!hasAttribute(elt,'data-hx-revealed') && isScrolledIntoView(elt)) {
16071607+ elt.setAttribute('data-hx-revealed', 'true');
16081608+ var nodeData = getInternalData(elt);
16091609+ if (nodeData.initHash) {
16101610+ triggerEvent(elt, 'revealed');
16111611+ } else {
16121612+ // if the node isn't initialized, wait for it before triggering the request
16131613+ elt.addEventListener("htmx:afterProcessNode", function(evt) { triggerEvent(elt, 'revealed') }, {once: true});
16141614+ }
16151615+ }
16161616+ }
16171617+16181618+ //====================================================================
16191619+ // Web Sockets
16201620+ //====================================================================
16211621+16221622+ function processWebSocketInfo(elt, nodeData, info) {
16231623+ var values = splitOnWhitespace(info);
16241624+ for (var i = 0; i < values.length; i++) {
16251625+ var value = values[i].split(/:(.+)/);
16261626+ if (value[0] === "connect") {
16271627+ ensureWebSocket(elt, value[1], 0);
16281628+ }
16291629+ if (value[0] === "send") {
16301630+ processWebSocketSend(elt);
16311631+ }
16321632+ }
16331633+ }
16341634+16351635+ function ensureWebSocket(elt, wssSource, retryCount) {
16361636+ if (!bodyContains(elt)) {
16371637+ return; // stop ensuring websocket connection when socket bearing element ceases to exist
16381638+ }
16391639+16401640+ if (wssSource.indexOf("/") == 0) { // complete absolute paths only
16411641+ var base_part = location.hostname + (location.port ? ':'+location.port: '');
16421642+ if (location.protocol == 'https:') {
16431643+ wssSource = "wss://" + base_part + wssSource;
16441644+ } else if (location.protocol == 'http:') {
16451645+ wssSource = "ws://" + base_part + wssSource;
16461646+ }
16471647+ }
16481648+ var socket = htmx.createWebSocket(wssSource);
16491649+ socket.onerror = function (e) {
16501650+ triggerErrorEvent(elt, "htmx:wsError", {error:e, socket:socket});
16511651+ maybeCloseWebSocketSource(elt);
16521652+ };
16531653+16541654+ socket.onclose = function (e) {
16551655+ if ([1006, 1012, 1013].indexOf(e.code) >= 0) { // Abnormal Closure/Service Restart/Try Again Later
16561656+ var delay = getWebSocketReconnectDelay(retryCount);
16571657+ setTimeout(function() {
16581658+ ensureWebSocket(elt, wssSource, retryCount+1); // creates a websocket with a new timeout
16591659+ }, delay);
16601660+ }
16611661+ };
16621662+ socket.onopen = function (e) {
16631663+ retryCount = 0;
16641664+ }
16651665+16661666+ getInternalData(elt).webSocket = socket;
16671667+ socket.addEventListener('message', function (event) {
16681668+ if (maybeCloseWebSocketSource(elt)) {
16691669+ return;
16701670+ }
16711671+16721672+ var response = event.data;
16731673+ withExtensions(elt, function(extension){
16741674+ response = extension.transformResponse(response, null, elt);
16751675+ });
16761676+16771677+ var settleInfo = makeSettleInfo(elt);
16781678+ var fragment = makeFragment(response);
16791679+ var children = toArray(fragment.children);
16801680+ for (var i = 0; i < children.length; i++) {
16811681+ var child = children[i];
16821682+ oobSwap(getAttributeValue(child, "hx-swap-oob") || "true", child, settleInfo);
16831683+ }
16841684+16851685+ settleImmediately(settleInfo.tasks);
16861686+ });
16871687+ }
16881688+16891689+ function maybeCloseWebSocketSource(elt) {
16901690+ if (!bodyContains(elt)) {
16911691+ getInternalData(elt).webSocket.close();
16921692+ return true;
16931693+ }
16941694+ }
16951695+16961696+ function processWebSocketSend(elt) {
16971697+ var webSocketSourceElt = getClosestMatch(elt, function (parent) {
16981698+ return getInternalData(parent).webSocket != null;
16991699+ });
17001700+ if (webSocketSourceElt) {
17011701+ elt.addEventListener(getTriggerSpecs(elt)[0].trigger, function (evt) {
17021702+ var webSocket = getInternalData(webSocketSourceElt).webSocket;
17031703+ var headers = getHeaders(elt, webSocketSourceElt);
17041704+ var results = getInputValues(elt, 'post');
17051705+ var errors = results.errors;
17061706+ var rawParameters = results.values;
17071707+ var expressionVars = getExpressionVars(elt);
17081708+ var allParameters = mergeObjects(rawParameters, expressionVars);
17091709+ var filteredParameters = filterValues(allParameters, elt);
17101710+ filteredParameters['HEADERS'] = headers;
17111711+ if (errors && errors.length > 0) {
17121712+ triggerEvent(elt, 'htmx:validation:halted', errors);
17131713+ return;
17141714+ }
17151715+ webSocket.send(JSON.stringify(filteredParameters));
17161716+ if(shouldCancel(evt, elt)){
17171717+ evt.preventDefault();
17181718+ }
17191719+ });
17201720+ } else {
17211721+ triggerErrorEvent(elt, "htmx:noWebSocketSourceError");
17221722+ }
17231723+ }
17241724+17251725+ function getWebSocketReconnectDelay(retryCount) {
17261726+ var delay = htmx.config.wsReconnectDelay;
17271727+ if (typeof delay === 'function') {
17281728+ // @ts-ignore
17291729+ return delay(retryCount);
17301730+ }
17311731+ if (delay === 'full-jitter') {
17321732+ var exp = Math.min(retryCount, 6);
17331733+ var maxDelay = 1000 * Math.pow(2, exp);
17341734+ return maxDelay * Math.random();
17351735+ }
17361736+ logError('htmx.config.wsReconnectDelay must either be a function or the string "full-jitter"');
17371737+ }
17381738+17391739+ //====================================================================
17401740+ // Server Sent Events
17411741+ //====================================================================
17421742+17431743+ function processSSEInfo(elt, nodeData, info) {
17441744+ var values = splitOnWhitespace(info);
17451745+ for (var i = 0; i < values.length; i++) {
17461746+ var value = values[i].split(/:(.+)/);
17471747+ if (value[0] === "connect") {
17481748+ processSSESource(elt, value[1]);
17491749+ }
17501750+17511751+ if ((value[0] === "swap")) {
17521752+ processSSESwap(elt, value[1])
17531753+ }
17541754+ }
17551755+ }
17561756+17571757+ function processSSESource(elt, sseSrc) {
17581758+ var source = htmx.createEventSource(sseSrc);
17591759+ source.onerror = function (e) {
17601760+ triggerErrorEvent(elt, "htmx:sseError", {error:e, source:source});
17611761+ maybeCloseSSESource(elt);
17621762+ };
17631763+ getInternalData(elt).sseEventSource = source;
17641764+ }
17651765+17661766+ function processSSESwap(elt, sseEventName) {
17671767+ var sseSourceElt = getClosestMatch(elt, hasEventSource);
17681768+ if (sseSourceElt) {
17691769+ var sseEventSource = getInternalData(sseSourceElt).sseEventSource;
17701770+ var sseListener = function (event) {
17711771+ if (maybeCloseSSESource(sseSourceElt)) {
17721772+ return;
17731773+ }
17741774+ if (!bodyContains(elt)) {
17751775+ sseEventSource.removeEventListener(sseEventName, sseListener);
17761776+ return;
17771777+ }
17781778+17791779+ ///////////////////////////
17801780+ // TODO: merge this code with AJAX and WebSockets code in the future.
17811781+17821782+ var response = event.data;
17831783+ withExtensions(elt, function(extension){
17841784+ response = extension.transformResponse(response, null, elt);
17851785+ });
17861786+17871787+ var swapSpec = getSwapSpecification(elt)
17881788+ var target = getTarget(elt)
17891789+ var settleInfo = makeSettleInfo(elt);
17901790+17911791+ selectAndSwap(swapSpec.swapStyle, target, elt, response, settleInfo)
17921792+ settleImmediately(settleInfo.tasks)
17931793+ triggerEvent(elt, "htmx:sseMessage", event)
17941794+ };
17951795+17961796+ getInternalData(elt).sseListener = sseListener;
17971797+ sseEventSource.addEventListener(sseEventName, sseListener);
17981798+ } else {
17991799+ triggerErrorEvent(elt, "htmx:noSSESourceError");
18001800+ }
18011801+ }
18021802+18031803+ function processSSETrigger(elt, handler, sseEventName) {
18041804+ var sseSourceElt = getClosestMatch(elt, hasEventSource);
18051805+ if (sseSourceElt) {
18061806+ var sseEventSource = getInternalData(sseSourceElt).sseEventSource;
18071807+ var sseListener = function () {
18081808+ if (!maybeCloseSSESource(sseSourceElt)) {
18091809+ if (bodyContains(elt)) {
18101810+ handler(elt);
18111811+ } else {
18121812+ sseEventSource.removeEventListener(sseEventName, sseListener);
18131813+ }
18141814+ }
18151815+ };
18161816+ getInternalData(elt).sseListener = sseListener;
18171817+ sseEventSource.addEventListener(sseEventName, sseListener);
18181818+ } else {
18191819+ triggerErrorEvent(elt, "htmx:noSSESourceError");
18201820+ }
18211821+ }
18221822+18231823+ function maybeCloseSSESource(elt) {
18241824+ if (!bodyContains(elt)) {
18251825+ getInternalData(elt).sseEventSource.close();
18261826+ return true;
18271827+ }
18281828+ }
18291829+18301830+ function hasEventSource(node) {
18311831+ return getInternalData(node).sseEventSource != null;
18321832+ }
18331833+18341834+ //====================================================================
18351835+18361836+ function loadImmediately(elt, handler, nodeData, delay) {
18371837+ var load = function(){
18381838+ if (!nodeData.loaded) {
18391839+ nodeData.loaded = true;
18401840+ handler(elt);
18411841+ }
18421842+ }
18431843+ if (delay > 0) {
18441844+ setTimeout(load, delay);
18451845+ } else {
18461846+ load();
18471847+ }
18481848+ }
18491849+18501850+ function processVerbs(elt, nodeData, triggerSpecs) {
18511851+ var explicitAction = false;
18521852+ forEach(VERBS, function (verb) {
18531853+ if (hasAttribute(elt,'hx-' + verb)) {
18541854+ var path = getAttributeValue(elt, 'hx-' + verb);
18551855+ explicitAction = true;
18561856+ nodeData.path = path;
18571857+ nodeData.verb = verb;
18581858+ triggerSpecs.forEach(function(triggerSpec) {
18591859+ addTriggerHandler(elt, triggerSpec, nodeData, function (elt, evt) {
18601860+ if (closest(elt, htmx.config.disableSelector)) {
18611861+ cleanUpElement(elt)
18621862+ return
18631863+ }
18641864+ issueAjaxRequest(verb, path, elt, evt)
18651865+ })
18661866+ });
18671867+ }
18681868+ });
18691869+ return explicitAction;
18701870+ }
18711871+18721872+ function addTriggerHandler(elt, triggerSpec, nodeData, handler) {
18731873+ if (triggerSpec.sseEvent) {
18741874+ processSSETrigger(elt, handler, triggerSpec.sseEvent);
18751875+ } else if (triggerSpec.trigger === "revealed") {
18761876+ initScrollHandler();
18771877+ addEventListener(elt, handler, nodeData, triggerSpec);
18781878+ maybeReveal(elt);
18791879+ } else if (triggerSpec.trigger === "intersect") {
18801880+ var observerOptions = {};
18811881+ if (triggerSpec.root) {
18821882+ observerOptions.root = querySelectorExt(elt, triggerSpec.root)
18831883+ }
18841884+ if (triggerSpec.threshold) {
18851885+ observerOptions.threshold = parseFloat(triggerSpec.threshold);
18861886+ }
18871887+ var observer = new IntersectionObserver(function (entries) {
18881888+ for (var i = 0; i < entries.length; i++) {
18891889+ var entry = entries[i];
18901890+ if (entry.isIntersecting) {
18911891+ triggerEvent(elt, "intersect");
18921892+ break;
18931893+ }
18941894+ }
18951895+ }, observerOptions);
18961896+ observer.observe(elt);
18971897+ addEventListener(elt, handler, nodeData, triggerSpec);
18981898+ } else if (triggerSpec.trigger === "load") {
18991899+ if (!maybeFilterEvent(triggerSpec, elt, makeEvent("load", {elt: elt}))) {
19001900+ loadImmediately(elt, handler, nodeData, triggerSpec.delay);
19011901+ }
19021902+ } else if (triggerSpec.pollInterval > 0) {
19031903+ nodeData.polling = true;
19041904+ processPolling(elt, handler, triggerSpec);
19051905+ } else {
19061906+ addEventListener(elt, handler, nodeData, triggerSpec);
19071907+ }
19081908+ }
19091909+19101910+ function evalScript(script) {
19111911+ if (!script.htmxExecuted && htmx.config.allowScriptTags &&
19121912+ (script.type === "text/javascript" || script.type === "module" || script.type === "") ) {
19131913+ var newScript = getDocument().createElement("script");
19141914+ forEach(script.attributes, function (attr) {
19151915+ newScript.setAttribute(attr.name, attr.value);
19161916+ });
19171917+ newScript.textContent = script.textContent;
19181918+ newScript.async = false;
19191919+ if (htmx.config.inlineScriptNonce) {
19201920+ newScript.nonce = htmx.config.inlineScriptNonce;
19211921+ }
19221922+ var parent = script.parentElement;
19231923+19241924+ try {
19251925+ parent.insertBefore(newScript, script);
19261926+ } catch (e) {
19271927+ logError(e);
19281928+ } finally {
19291929+ // remove old script element, but only if it is still in DOM
19301930+ if (script.parentElement) {
19311931+ script.parentElement.removeChild(script);
19321932+ }
19331933+ }
19341934+ }
19351935+ }
19361936+19371937+ function processScripts(elt) {
19381938+ if (matches(elt, "script")) {
19391939+ evalScript(elt);
19401940+ }
19411941+ forEach(findAll(elt, "script"), function (script) {
19421942+ evalScript(script);
19431943+ });
19441944+ }
19451945+19461946+ function shouldProcessHxOn(elt) {
19471947+ var attributes = elt.attributes
19481948+ for (var j = 0; j < attributes.length; j++) {
19491949+ var attrName = attributes[j].name
19501950+ if (startsWith(attrName, "hx-on:") || startsWith(attrName, "data-hx-on:") ||
19511951+ startsWith(attrName, "hx-on-") || startsWith(attrName, "data-hx-on-")) {
19521952+ return true
19531953+ }
19541954+ }
19551955+ return false
19561956+ }
19571957+19581958+ function findHxOnWildcardElements(elt) {
19591959+ var node = null
19601960+ var elements = []
19611961+19621962+ if (shouldProcessHxOn(elt)) {
19631963+ elements.push(elt)
19641964+ }
19651965+19661966+ if (document.evaluate) {
19671967+ var iter = document.evaluate('.//*[@*[ starts-with(name(), "hx-on:") or starts-with(name(), "data-hx-on:") or' +
19681968+ ' starts-with(name(), "hx-on-") or starts-with(name(), "data-hx-on-") ]]', elt)
19691969+ while (node = iter.iterateNext()) elements.push(node)
19701970+ } else {
19711971+ var allElements = elt.getElementsByTagName("*")
19721972+ for (var i = 0; i < allElements.length; i++) {
19731973+ if (shouldProcessHxOn(allElements[i])) {
19741974+ elements.push(allElements[i])
19751975+ }
19761976+ }
19771977+ }
19781978+19791979+ return elements
19801980+ }
19811981+19821982+ function findElementsToProcess(elt) {
19831983+ if (elt.querySelectorAll) {
19841984+ var boostedSelector = ", [hx-boost] a, [data-hx-boost] a, a[hx-boost], a[data-hx-boost]";
19851985+ var results = elt.querySelectorAll(VERB_SELECTOR + boostedSelector + ", form, [type='submit'], [hx-sse], [data-hx-sse], [hx-ws]," +
19861986+ " [data-hx-ws], [hx-ext], [data-hx-ext], [hx-trigger], [data-hx-trigger], [hx-on], [data-hx-on]");
19871987+ return results;
19881988+ } else {
19891989+ return [];
19901990+ }
19911991+ }
19921992+19931993+ // Handle submit buttons/inputs that have the form attribute set
19941994+ // see https://developer.mozilla.org/docs/Web/HTML/Element/button
19951995+ function maybeSetLastButtonClicked(evt) {
19961996+ var elt = closest(evt.target, "button, input[type='submit']");
19971997+ var internalData = getRelatedFormData(evt)
19981998+ if (internalData) {
19991999+ internalData.lastButtonClicked = elt;
20002000+ }
20012001+ };
20022002+ function maybeUnsetLastButtonClicked(evt){
20032003+ var internalData = getRelatedFormData(evt)
20042004+ if (internalData) {
20052005+ internalData.lastButtonClicked = null;
20062006+ }
20072007+ }
20082008+ function getRelatedFormData(evt) {
20092009+ var elt = closest(evt.target, "button, input[type='submit']");
20102010+ if (!elt) {
20112011+ return;
20122012+ }
20132013+ var form = resolveTarget('#' + getRawAttribute(elt, 'form')) || closest(elt, 'form');
20142014+ if (!form) {
20152015+ return;
20162016+ }
20172017+ return getInternalData(form);
20182018+ }
20192019+ function initButtonTracking(elt) {
20202020+ // need to handle both click and focus in:
20212021+ // focusin - in case someone tabs in to a button and hits the space bar
20222022+ // click - on OSX buttons do not focus on click see https://bugs.webkit.org/show_bug.cgi?id=13724
20232023+ elt.addEventListener('click', maybeSetLastButtonClicked)
20242024+ elt.addEventListener('focusin', maybeSetLastButtonClicked)
20252025+ elt.addEventListener('focusout', maybeUnsetLastButtonClicked)
20262026+ }
20272027+20282028+ function countCurlies(line) {
20292029+ var tokens = tokenizeString(line);
20302030+ var netCurlies = 0;
20312031+ for (var i = 0; i < tokens.length; i++) {
20322032+ const token = tokens[i];
20332033+ if (token === "{") {
20342034+ netCurlies++;
20352035+ } else if (token === "}") {
20362036+ netCurlies--;
20372037+ }
20382038+ }
20392039+ return netCurlies;
20402040+ }
20412041+20422042+ function addHxOnEventHandler(elt, eventName, code) {
20432043+ var nodeData = getInternalData(elt);
20442044+ if (!Array.isArray(nodeData.onHandlers)) {
20452045+ nodeData.onHandlers = [];
20462046+ }
20472047+ var func;
20482048+ var listener = function (e) {
20492049+ return maybeEval(elt, function() {
20502050+ if (!func) {
20512051+ func = new Function("event", code);
20522052+ }
20532053+ func.call(elt, e);
20542054+ });
20552055+ };
20562056+ elt.addEventListener(eventName, listener);
20572057+ nodeData.onHandlers.push({event:eventName, listener:listener});
20582058+ }
20592059+20602060+ function processHxOn(elt) {
20612061+ var hxOnValue = getAttributeValue(elt, 'hx-on');
20622062+ if (hxOnValue) {
20632063+ var handlers = {}
20642064+ var lines = hxOnValue.split("\n");
20652065+ var currentEvent = null;
20662066+ var curlyCount = 0;
20672067+ while (lines.length > 0) {
20682068+ var line = lines.shift();
20692069+ var match = line.match(/^\s*([a-zA-Z:\-\.]+:)(.*)/);
20702070+ if (curlyCount === 0 && match) {
20712071+ line.split(":")
20722072+ currentEvent = match[1].slice(0, -1); // strip last colon
20732073+ handlers[currentEvent] = match[2];
20742074+ } else {
20752075+ handlers[currentEvent] += line;
20762076+ }
20772077+ curlyCount += countCurlies(line);
20782078+ }
20792079+20802080+ for (var eventName in handlers) {
20812081+ addHxOnEventHandler(elt, eventName, handlers[eventName]);
20822082+ }
20832083+ }
20842084+ }
20852085+20862086+ function processHxOnWildcard(elt) {
20872087+ // wipe any previous on handlers so that this function takes precedence
20882088+ deInitOnHandlers(elt)
20892089+20902090+ for (var i = 0; i < elt.attributes.length; i++) {
20912091+ var name = elt.attributes[i].name
20922092+ var value = elt.attributes[i].value
20932093+ if (startsWith(name, "hx-on") || startsWith(name, "data-hx-on")) {
20942094+ var afterOnPosition = name.indexOf("-on") + 3;
20952095+ var nextChar = name.slice(afterOnPosition, afterOnPosition + 1);
20962096+ if (nextChar === "-" || nextChar === ":") {
20972097+ var eventName = name.slice(afterOnPosition + 1);
20982098+ // if the eventName starts with a colon or dash, prepend "htmx" for shorthand support
20992099+ if (startsWith(eventName, ":")) {
21002100+ eventName = "htmx" + eventName
21012101+ } else if (startsWith(eventName, "-")) {
21022102+ eventName = "htmx:" + eventName.slice(1);
21032103+ } else if (startsWith(eventName, "htmx-")) {
21042104+ eventName = "htmx:" + eventName.slice(5);
21052105+ }
21062106+21072107+ addHxOnEventHandler(elt, eventName, value)
21082108+ }
21092109+ }
21102110+ }
21112111+ }
21122112+21132113+ function initNode(elt) {
21142114+ if (closest(elt, htmx.config.disableSelector)) {
21152115+ cleanUpElement(elt)
21162116+ return;
21172117+ }
21182118+ var nodeData = getInternalData(elt);
21192119+ if (nodeData.initHash !== attributeHash(elt)) {
21202120+ // clean up any previously processed info
21212121+ deInitNode(elt);
21222122+21232123+ nodeData.initHash = attributeHash(elt);
21242124+21252125+ processHxOn(elt);
21262126+21272127+ triggerEvent(elt, "htmx:beforeProcessNode")
21282128+21292129+ if (elt.value) {
21302130+ nodeData.lastValue = elt.value;
21312131+ }
21322132+21332133+ var triggerSpecs = getTriggerSpecs(elt);
21342134+ var hasExplicitHttpAction = processVerbs(elt, nodeData, triggerSpecs);
21352135+21362136+ if (!hasExplicitHttpAction) {
21372137+ if (getClosestAttributeValue(elt, "hx-boost") === "true") {
21382138+ boostElement(elt, nodeData, triggerSpecs);
21392139+ } else if (hasAttribute(elt, 'hx-trigger')) {
21402140+ triggerSpecs.forEach(function (triggerSpec) {
21412141+ // For "naked" triggers, don't do anything at all
21422142+ addTriggerHandler(elt, triggerSpec, nodeData, function () {
21432143+ })
21442144+ })
21452145+ }
21462146+ }
21472147+21482148+ // Handle submit buttons/inputs that have the form attribute set
21492149+ // see https://developer.mozilla.org/docs/Web/HTML/Element/button
21502150+ if (elt.tagName === "FORM" || (getRawAttribute(elt, "type") === "submit" && hasAttribute(elt, "form"))) {
21512151+ initButtonTracking(elt)
21522152+ }
21532153+21542154+ var sseInfo = getAttributeValue(elt, 'hx-sse');
21552155+ if (sseInfo) {
21562156+ processSSEInfo(elt, nodeData, sseInfo);
21572157+ }
21582158+21592159+ var wsInfo = getAttributeValue(elt, 'hx-ws');
21602160+ if (wsInfo) {
21612161+ processWebSocketInfo(elt, nodeData, wsInfo);
21622162+ }
21632163+ triggerEvent(elt, "htmx:afterProcessNode");
21642164+ }
21652165+ }
21662166+21672167+ function processNode(elt) {
21682168+ elt = resolveTarget(elt);
21692169+ if (closest(elt, htmx.config.disableSelector)) {
21702170+ cleanUpElement(elt)
21712171+ return;
21722172+ }
21732173+ initNode(elt);
21742174+ forEach(findElementsToProcess(elt), function(child) { initNode(child) });
21752175+ // Because it happens second, the new way of adding onHandlers superseeds the old one
21762176+ // i.e. if there are any hx-on:eventName attributes, the hx-on attribute will be ignored
21772177+ forEach(findHxOnWildcardElements(elt), processHxOnWildcard);
21782178+ }
21792179+21802180+ //====================================================================
21812181+ // Event/Log Support
21822182+ //====================================================================
21832183+21842184+ function kebabEventName(str) {
21852185+ return str.replace(/([a-z0-9])([A-Z])/g, '$1-$2').toLowerCase();
21862186+ }
21872187+21882188+ function makeEvent(eventName, detail) {
21892189+ var evt;
21902190+ if (window.CustomEvent && typeof window.CustomEvent === 'function') {
21912191+ evt = new CustomEvent(eventName, {bubbles: true, cancelable: true, detail: detail});
21922192+ } else {
21932193+ evt = getDocument().createEvent('CustomEvent');
21942194+ evt.initCustomEvent(eventName, true, true, detail);
21952195+ }
21962196+ return evt;
21972197+ }
21982198+21992199+ function triggerErrorEvent(elt, eventName, detail) {
22002200+ triggerEvent(elt, eventName, mergeObjects({error:eventName}, detail));
22012201+ }
22022202+22032203+ function ignoreEventForLogging(eventName) {
22042204+ return eventName === "htmx:afterProcessNode"
22052205+ }
22062206+22072207+ /**
22082208+ * `withExtensions` locates all active extensions for a provided element, then
22092209+ * executes the provided function using each of the active extensions. It should
22102210+ * be called internally at every extendable execution point in htmx.
22112211+ *
22122212+ * @param {HTMLElement} elt
22132213+ * @param {(extension:import("./htmx").HtmxExtension) => void} toDo
22142214+ * @returns void
22152215+ */
22162216+ function withExtensions(elt, toDo) {
22172217+ forEach(getExtensions(elt), function(extension){
22182218+ try {
22192219+ toDo(extension);
22202220+ } catch (e) {
22212221+ logError(e);
22222222+ }
22232223+ });
22242224+ }
22252225+22262226+ function logError(msg) {
22272227+ if(console.error) {
22282228+ console.error(msg);
22292229+ } else if (console.log) {
22302230+ console.log("ERROR: ", msg);
22312231+ }
22322232+ }
22332233+22342234+ function triggerEvent(elt, eventName, detail) {
22352235+ elt = resolveTarget(elt);
22362236+ if (detail == null) {
22372237+ detail = {};
22382238+ }
22392239+ detail["elt"] = elt;
22402240+ var event = makeEvent(eventName, detail);
22412241+ if (htmx.logger && !ignoreEventForLogging(eventName)) {
22422242+ htmx.logger(elt, eventName, detail);
22432243+ }
22442244+ if (detail.error) {
22452245+ logError(detail.error);
22462246+ triggerEvent(elt, "htmx:error", {errorInfo:detail})
22472247+ }
22482248+ var eventResult = elt.dispatchEvent(event);
22492249+ var kebabName = kebabEventName(eventName);
22502250+ if (eventResult && kebabName !== eventName) {
22512251+ var kebabedEvent = makeEvent(kebabName, event.detail);
22522252+ eventResult = eventResult && elt.dispatchEvent(kebabedEvent)
22532253+ }
22542254+ withExtensions(elt, function (extension) {
22552255+ eventResult = eventResult && (extension.onEvent(eventName, event) !== false && !event.defaultPrevented)
22562256+ });
22572257+ return eventResult;
22582258+ }
22592259+22602260+ //====================================================================
22612261+ // History Support
22622262+ //====================================================================
22632263+ var currentPathForHistory = location.pathname+location.search;
22642264+22652265+ function getHistoryElement() {
22662266+ var historyElt = getDocument().querySelector('[hx-history-elt],[data-hx-history-elt]');
22672267+ return historyElt || getDocument().body;
22682268+ }
22692269+22702270+ function saveToHistoryCache(url, content, title, scroll) {
22712271+ if (!canAccessLocalStorage()) {
22722272+ return;
22732273+ }
22742274+22752275+ if (htmx.config.historyCacheSize <= 0) {
22762276+ // make sure that an eventually already existing cache is purged
22772277+ localStorage.removeItem("htmx-history-cache");
22782278+ return;
22792279+ }
22802280+22812281+ url = normalizePath(url);
22822282+22832283+ var historyCache = parseJSON(localStorage.getItem("htmx-history-cache")) || [];
22842284+ for (var i = 0; i < historyCache.length; i++) {
22852285+ if (historyCache[i].url === url) {
22862286+ historyCache.splice(i, 1);
22872287+ break;
22882288+ }
22892289+ }
22902290+ var newHistoryItem = {url:url, content: content, title:title, scroll:scroll};
22912291+ triggerEvent(getDocument().body, "htmx:historyItemCreated", {item:newHistoryItem, cache: historyCache})
22922292+ historyCache.push(newHistoryItem)
22932293+ while (historyCache.length > htmx.config.historyCacheSize) {
22942294+ historyCache.shift();
22952295+ }
22962296+ while(historyCache.length > 0){
22972297+ try {
22982298+ localStorage.setItem("htmx-history-cache", JSON.stringify(historyCache));
22992299+ break;
23002300+ } catch (e) {
23012301+ triggerErrorEvent(getDocument().body, "htmx:historyCacheError", {cause:e, cache: historyCache})
23022302+ historyCache.shift(); // shrink the cache and retry
23032303+ }
23042304+ }
23052305+ }
23062306+23072307+ function getCachedHistory(url) {
23082308+ if (!canAccessLocalStorage()) {
23092309+ return null;
23102310+ }
23112311+23122312+ url = normalizePath(url);
23132313+23142314+ var historyCache = parseJSON(localStorage.getItem("htmx-history-cache")) || [];
23152315+ for (var i = 0; i < historyCache.length; i++) {
23162316+ if (historyCache[i].url === url) {
23172317+ return historyCache[i];
23182318+ }
23192319+ }
23202320+ return null;
23212321+ }
23222322+23232323+ function cleanInnerHtmlForHistory(elt) {
23242324+ var className = htmx.config.requestClass;
23252325+ var clone = elt.cloneNode(true);
23262326+ forEach(findAll(clone, "." + className), function(child){
23272327+ removeClassFromElement(child, className);
23282328+ });
23292329+ return clone.innerHTML;
23302330+ }
23312331+23322332+ function saveCurrentPageToHistory() {
23332333+ var elt = getHistoryElement();
23342334+ var path = currentPathForHistory || location.pathname+location.search;
23352335+23362336+ // Allow history snapshot feature to be disabled where hx-history="false"
23372337+ // is present *anywhere* in the current document we're about to save,
23382338+ // so we can prevent privileged data entering the cache.
23392339+ // The page will still be reachable as a history entry, but htmx will fetch it
23402340+ // live from the server onpopstate rather than look in the localStorage cache
23412341+ var disableHistoryCache
23422342+ try {
23432343+ disableHistoryCache = getDocument().querySelector('[hx-history="false" i],[data-hx-history="false" i]')
23442344+ } catch (e) {
23452345+ // IE11: insensitive modifier not supported so fallback to case sensitive selector
23462346+ disableHistoryCache = getDocument().querySelector('[hx-history="false"],[data-hx-history="false"]')
23472347+ }
23482348+ if (!disableHistoryCache) {
23492349+ triggerEvent(getDocument().body, "htmx:beforeHistorySave", {path: path, historyElt: elt});
23502350+ saveToHistoryCache(path, cleanInnerHtmlForHistory(elt), getDocument().title, window.scrollY);
23512351+ }
23522352+23532353+ if (htmx.config.historyEnabled) history.replaceState({htmx: true}, getDocument().title, window.location.href);
23542354+ }
23552355+23562356+ function pushUrlIntoHistory(path) {
23572357+ // remove the cache buster parameter, if any
23582358+ if (htmx.config.getCacheBusterParam) {
23592359+ path = path.replace(/org\.htmx\.cache-buster=[^&]*&?/, '')
23602360+ if (endsWith(path, '&') || endsWith(path, "?")) {
23612361+ path = path.slice(0, -1);
23622362+ }
23632363+ }
23642364+ if(htmx.config.historyEnabled) {
23652365+ history.pushState({htmx:true}, "", path);
23662366+ }
23672367+ currentPathForHistory = path;
23682368+ }
23692369+23702370+ function replaceUrlInHistory(path) {
23712371+ if(htmx.config.historyEnabled) history.replaceState({htmx:true}, "", path);
23722372+ currentPathForHistory = path;
23732373+ }
23742374+23752375+ function settleImmediately(tasks) {
23762376+ forEach(tasks, function (task) {
23772377+ task.call();
23782378+ });
23792379+ }
23802380+23812381+ function loadHistoryFromServer(path) {
23822382+ var request = new XMLHttpRequest();
23832383+ var details = {path: path, xhr:request};
23842384+ triggerEvent(getDocument().body, "htmx:historyCacheMiss", details);
23852385+ request.open('GET', path, true);
23862386+ request.setRequestHeader("HX-Request", "true");
23872387+ request.setRequestHeader("HX-History-Restore-Request", "true");
23882388+ request.setRequestHeader("HX-Current-URL", getDocument().location.href);
23892389+ request.onload = function () {
23902390+ if (this.status >= 200 && this.status < 400) {
23912391+ triggerEvent(getDocument().body, "htmx:historyCacheMissLoad", details);
23922392+ var fragment = makeFragment(this.response);
23932393+ // @ts-ignore
23942394+ fragment = fragment.querySelector('[hx-history-elt],[data-hx-history-elt]') || fragment;
23952395+ var historyElement = getHistoryElement();
23962396+ var settleInfo = makeSettleInfo(historyElement);
23972397+ var title = findTitle(this.response);
23982398+ if (title) {
23992399+ var titleElt = find("title");
24002400+ if (titleElt) {
24012401+ titleElt.innerHTML = title;
24022402+ } else {
24032403+ window.document.title = title;
24042404+ }
24052405+ }
24062406+ // @ts-ignore
24072407+ swapInnerHTML(historyElement, fragment, settleInfo)
24082408+ settleImmediately(settleInfo.tasks);
24092409+ currentPathForHistory = path;
24102410+ triggerEvent(getDocument().body, "htmx:historyRestore", {path: path, cacheMiss:true, serverResponse:this.response});
24112411+ } else {
24122412+ triggerErrorEvent(getDocument().body, "htmx:historyCacheMissLoadError", details);
24132413+ }
24142414+ };
24152415+ request.send();
24162416+ }
24172417+24182418+ function restoreHistory(path) {
24192419+ saveCurrentPageToHistory();
24202420+ path = path || location.pathname+location.search;
24212421+ var cached = getCachedHistory(path);
24222422+ if (cached) {
24232423+ var fragment = makeFragment(cached.content);
24242424+ var historyElement = getHistoryElement();
24252425+ var settleInfo = makeSettleInfo(historyElement);
24262426+ swapInnerHTML(historyElement, fragment, settleInfo)
24272427+ settleImmediately(settleInfo.tasks);
24282428+ document.title = cached.title;
24292429+ setTimeout(function () {
24302430+ window.scrollTo(0, cached.scroll);
24312431+ }, 0); // next 'tick', so browser has time to render layout
24322432+ currentPathForHistory = path;
24332433+ triggerEvent(getDocument().body, "htmx:historyRestore", {path:path, item:cached});
24342434+ } else {
24352435+ if (htmx.config.refreshOnHistoryMiss) {
24362436+24372437+ // @ts-ignore: optional parameter in reload() function throws error
24382438+ window.location.reload(true);
24392439+ } else {
24402440+ loadHistoryFromServer(path);
24412441+ }
24422442+ }
24432443+ }
24442444+24452445+ function addRequestIndicatorClasses(elt) {
24462446+ var indicators = findAttributeTargets(elt, 'hx-indicator');
24472447+ if (indicators == null) {
24482448+ indicators = [elt];
24492449+ }
24502450+ forEach(indicators, function (ic) {
24512451+ var internalData = getInternalData(ic);
24522452+ internalData.requestCount = (internalData.requestCount || 0) + 1;
24532453+ ic.classList["add"].call(ic.classList, htmx.config.requestClass);
24542454+ });
24552455+ return indicators;
24562456+ }
24572457+24582458+ function disableElements(elt) {
24592459+ var disabledElts = findAttributeTargets(elt, 'hx-disabled-elt');
24602460+ if (disabledElts == null) {
24612461+ disabledElts = [];
24622462+ }
24632463+ forEach(disabledElts, function (disabledElement) {
24642464+ var internalData = getInternalData(disabledElement);
24652465+ internalData.requestCount = (internalData.requestCount || 0) + 1;
24662466+ disabledElement.setAttribute("disabled", "");
24672467+ });
24682468+ return disabledElts;
24692469+ }
24702470+24712471+ function removeRequestIndicators(indicators, disabled) {
24722472+ forEach(indicators, function (ic) {
24732473+ var internalData = getInternalData(ic);
24742474+ internalData.requestCount = (internalData.requestCount || 0) - 1;
24752475+ if (internalData.requestCount === 0) {
24762476+ ic.classList["remove"].call(ic.classList, htmx.config.requestClass);
24772477+ }
24782478+ });
24792479+ forEach(disabled, function (disabledElement) {
24802480+ var internalData = getInternalData(disabledElement);
24812481+ internalData.requestCount = (internalData.requestCount || 0) - 1;
24822482+ if (internalData.requestCount === 0) {
24832483+ disabledElement.removeAttribute('disabled');
24842484+ }
24852485+ });
24862486+ }
24872487+24882488+ //====================================================================
24892489+ // Input Value Processing
24902490+ //====================================================================
24912491+24922492+ function haveSeenNode(processed, elt) {
24932493+ for (var i = 0; i < processed.length; i++) {
24942494+ var node = processed[i];
24952495+ if (node.isSameNode(elt)) {
24962496+ return true;
24972497+ }
24982498+ }
24992499+ return false;
25002500+ }
25012501+25022502+ function shouldInclude(elt) {
25032503+ if(elt.name === "" || elt.name == null || elt.disabled || closest(elt, "fieldset[disabled]")) {
25042504+ return false;
25052505+ }
25062506+ // ignore "submitter" types (see jQuery src/serialize.js)
25072507+ if (elt.type === "button" || elt.type === "submit" || elt.tagName === "image" || elt.tagName === "reset" || elt.tagName === "file" ) {
25082508+ return false;
25092509+ }
25102510+ if (elt.type === "checkbox" || elt.type === "radio" ) {
25112511+ return elt.checked;
25122512+ }
25132513+ return true;
25142514+ }
25152515+25162516+ function addValueToValues(name, value, values) {
25172517+ // This is a little ugly because both the current value of the named value in the form
25182518+ // and the new value could be arrays, so we have to handle all four cases :/
25192519+ if (name != null && value != null) {
25202520+ var current = values[name];
25212521+ if (current === undefined) {
25222522+ values[name] = value;
25232523+ } else if (Array.isArray(current)) {
25242524+ if (Array.isArray(value)) {
25252525+ values[name] = current.concat(value);
25262526+ } else {
25272527+ current.push(value);
25282528+ }
25292529+ } else {
25302530+ if (Array.isArray(value)) {
25312531+ values[name] = [current].concat(value);
25322532+ } else {
25332533+ values[name] = [current, value];
25342534+ }
25352535+ }
25362536+ }
25372537+ }
25382538+25392539+ function processInputValue(processed, values, errors, elt, validate) {
25402540+ if (elt == null || haveSeenNode(processed, elt)) {
25412541+ return;
25422542+ } else {
25432543+ processed.push(elt);
25442544+ }
25452545+ if (shouldInclude(elt)) {
25462546+ var name = getRawAttribute(elt,"name");
25472547+ var value = elt.value;
25482548+ if (elt.multiple && elt.tagName === "SELECT") {
25492549+ value = toArray(elt.querySelectorAll("option:checked")).map(function (e) { return e.value });
25502550+ }
25512551+ // include file inputs
25522552+ if (elt.files) {
25532553+ value = toArray(elt.files);
25542554+ }
25552555+ addValueToValues(name, value, values);
25562556+ if (validate) {
25572557+ validateElement(elt, errors);
25582558+ }
25592559+ }
25602560+ if (matches(elt, 'form')) {
25612561+ var inputs = elt.elements;
25622562+ forEach(inputs, function(input) {
25632563+ processInputValue(processed, values, errors, input, validate);
25642564+ });
25652565+ }
25662566+ }
25672567+25682568+ function validateElement(element, errors) {
25692569+ if (element.willValidate) {
25702570+ triggerEvent(element, "htmx:validation:validate")
25712571+ if (!element.checkValidity()) {
25722572+ errors.push({elt: element, message:element.validationMessage, validity:element.validity});
25732573+ triggerEvent(element, "htmx:validation:failed", {message:element.validationMessage, validity:element.validity})
25742574+ }
25752575+ }
25762576+ }
25772577+25782578+ /**
25792579+ * @param {HTMLElement} elt
25802580+ * @param {string} verb
25812581+ */
25822582+ function getInputValues(elt, verb) {
25832583+ var processed = [];
25842584+ var values = {};
25852585+ var formValues = {};
25862586+ var errors = [];
25872587+ var internalData = getInternalData(elt);
25882588+ if (internalData.lastButtonClicked && !bodyContains(internalData.lastButtonClicked)) {
25892589+ internalData.lastButtonClicked = null
25902590+ }
25912591+25922592+ // only validate when form is directly submitted and novalidate or formnovalidate are not set
25932593+ // or if the element has an explicit hx-validate="true" on it
25942594+ var validate = (matches(elt, 'form') && elt.noValidate !== true) || getAttributeValue(elt, "hx-validate") === "true";
25952595+ if (internalData.lastButtonClicked) {
25962596+ validate = validate && internalData.lastButtonClicked.formNoValidate !== true;
25972597+ }
25982598+25992599+ // for a non-GET include the closest form
26002600+ if (verb !== 'get') {
26012601+ processInputValue(processed, formValues, errors, closest(elt, 'form'), validate);
26022602+ }
26032603+26042604+ // include the element itself
26052605+ processInputValue(processed, values, errors, elt, validate);
26062606+26072607+ // if a button or submit was clicked last, include its value
26082608+ if (internalData.lastButtonClicked || elt.tagName === "BUTTON" ||
26092609+ (elt.tagName === "INPUT" && getRawAttribute(elt, "type") === "submit")) {
26102610+ var button = internalData.lastButtonClicked || elt
26112611+ var name = getRawAttribute(button, "name")
26122612+ addValueToValues(name, button.value, formValues)
26132613+ }
26142614+26152615+ // include any explicit includes
26162616+ var includes = findAttributeTargets(elt, "hx-include");
26172617+ forEach(includes, function(node) {
26182618+ processInputValue(processed, values, errors, node, validate);
26192619+ // if a non-form is included, include any input values within it
26202620+ if (!matches(node, 'form')) {
26212621+ forEach(node.querySelectorAll(INPUT_SELECTOR), function (descendant) {
26222622+ processInputValue(processed, values, errors, descendant, validate);
26232623+ })
26242624+ }
26252625+ });
26262626+26272627+ // form values take precedence, overriding the regular values
26282628+ values = mergeObjects(values, formValues);
26292629+26302630+ return {errors:errors, values:values};
26312631+ }
26322632+26332633+ function appendParam(returnStr, name, realValue) {
26342634+ if (returnStr !== "") {
26352635+ returnStr += "&";
26362636+ }
26372637+ if (String(realValue) === "[object Object]") {
26382638+ realValue = JSON.stringify(realValue);
26392639+ }
26402640+ var s = encodeURIComponent(realValue);
26412641+ returnStr += encodeURIComponent(name) + "=" + s;
26422642+ return returnStr;
26432643+ }
26442644+26452645+ function urlEncode(values) {
26462646+ var returnStr = "";
26472647+ for (var name in values) {
26482648+ if (values.hasOwnProperty(name)) {
26492649+ var value = values[name];
26502650+ if (Array.isArray(value)) {
26512651+ forEach(value, function(v) {
26522652+ returnStr = appendParam(returnStr, name, v);
26532653+ });
26542654+ } else {
26552655+ returnStr = appendParam(returnStr, name, value);
26562656+ }
26572657+ }
26582658+ }
26592659+ return returnStr;
26602660+ }
26612661+26622662+ function makeFormData(values) {
26632663+ var formData = new FormData();
26642664+ for (var name in values) {
26652665+ if (values.hasOwnProperty(name)) {
26662666+ var value = values[name];
26672667+ if (Array.isArray(value)) {
26682668+ forEach(value, function(v) {
26692669+ formData.append(name, v);
26702670+ });
26712671+ } else {
26722672+ formData.append(name, value);
26732673+ }
26742674+ }
26752675+ }
26762676+ return formData;
26772677+ }
26782678+26792679+ //====================================================================
26802680+ // Ajax
26812681+ //====================================================================
26822682+26832683+ /**
26842684+ * @param {HTMLElement} elt
26852685+ * @param {HTMLElement} target
26862686+ * @param {string} prompt
26872687+ * @returns {Object} // TODO: Define/Improve HtmxHeaderSpecification
26882688+ */
26892689+ function getHeaders(elt, target, prompt) {
26902690+ var headers = {
26912691+ "HX-Request" : "true",
26922692+ "HX-Trigger" : getRawAttribute(elt, "id"),
26932693+ "HX-Trigger-Name" : getRawAttribute(elt, "name"),
26942694+ "HX-Target" : getAttributeValue(target, "id"),
26952695+ "HX-Current-URL" : getDocument().location.href,
26962696+ }
26972697+ getValuesForElement(elt, "hx-headers", false, headers)
26982698+ if (prompt !== undefined) {
26992699+ headers["HX-Prompt"] = prompt;
27002700+ }
27012701+ if (getInternalData(elt).boosted) {
27022702+ headers["HX-Boosted"] = "true";
27032703+ }
27042704+ return headers;
27052705+ }
27062706+27072707+ /**
27082708+ * filterValues takes an object containing form input values
27092709+ * and returns a new object that only contains keys that are
27102710+ * specified by the closest "hx-params" attribute
27112711+ * @param {Object} inputValues
27122712+ * @param {HTMLElement} elt
27132713+ * @returns {Object}
27142714+ */
27152715+ function filterValues(inputValues, elt) {
27162716+ var paramsValue = getClosestAttributeValue(elt, "hx-params");
27172717+ if (paramsValue) {
27182718+ if (paramsValue === "none") {
27192719+ return {};
27202720+ } else if (paramsValue === "*") {
27212721+ return inputValues;
27222722+ } else if(paramsValue.indexOf("not ") === 0) {
27232723+ forEach(paramsValue.substr(4).split(","), function (name) {
27242724+ name = name.trim();
27252725+ delete inputValues[name];
27262726+ });
27272727+ return inputValues;
27282728+ } else {
27292729+ var newValues = {}
27302730+ forEach(paramsValue.split(","), function (name) {
27312731+ name = name.trim();
27322732+ newValues[name] = inputValues[name];
27332733+ });
27342734+ return newValues;
27352735+ }
27362736+ } else {
27372737+ return inputValues;
27382738+ }
27392739+ }
27402740+27412741+ function isAnchorLink(elt) {
27422742+ return getRawAttribute(elt, 'href') && getRawAttribute(elt, 'href').indexOf("#") >=0
27432743+ }
27442744+27452745+ /**
27462746+ *
27472747+ * @param {HTMLElement} elt
27482748+ * @param {string} swapInfoOverride
27492749+ * @returns {import("./htmx").HtmxSwapSpecification}
27502750+ */
27512751+ function getSwapSpecification(elt, swapInfoOverride) {
27522752+ var swapInfo = swapInfoOverride ? swapInfoOverride : getClosestAttributeValue(elt, "hx-swap");
27532753+ var swapSpec = {
27542754+ "swapStyle" : getInternalData(elt).boosted ? 'innerHTML' : htmx.config.defaultSwapStyle,
27552755+ "swapDelay" : htmx.config.defaultSwapDelay,
27562756+ "settleDelay" : htmx.config.defaultSettleDelay
27572757+ }
27582758+ if (htmx.config.scrollIntoViewOnBoost && getInternalData(elt).boosted && !isAnchorLink(elt)) {
27592759+ swapSpec["show"] = "top"
27602760+ }
27612761+ if (swapInfo) {
27622762+ var split = splitOnWhitespace(swapInfo);
27632763+ if (split.length > 0) {
27642764+ for (var i = 0; i < split.length; i++) {
27652765+ var value = split[i];
27662766+ if (value.indexOf("swap:") === 0) {
27672767+ swapSpec["swapDelay"] = parseInterval(value.substr(5));
27682768+ } else if (value.indexOf("settle:") === 0) {
27692769+ swapSpec["settleDelay"] = parseInterval(value.substr(7));
27702770+ } else if (value.indexOf("transition:") === 0) {
27712771+ swapSpec["transition"] = value.substr(11) === "true";
27722772+ } else if (value.indexOf("ignoreTitle:") === 0) {
27732773+ swapSpec["ignoreTitle"] = value.substr(12) === "true";
27742774+ } else if (value.indexOf("scroll:") === 0) {
27752775+ var scrollSpec = value.substr(7);
27762776+ var splitSpec = scrollSpec.split(":");
27772777+ var scrollVal = splitSpec.pop();
27782778+ var selectorVal = splitSpec.length > 0 ? splitSpec.join(":") : null;
27792779+ swapSpec["scroll"] = scrollVal;
27802780+ swapSpec["scrollTarget"] = selectorVal;
27812781+ } else if (value.indexOf("show:") === 0) {
27822782+ var showSpec = value.substr(5);
27832783+ var splitSpec = showSpec.split(":");
27842784+ var showVal = splitSpec.pop();
27852785+ var selectorVal = splitSpec.length > 0 ? splitSpec.join(":") : null;
27862786+ swapSpec["show"] = showVal;
27872787+ swapSpec["showTarget"] = selectorVal;
27882788+ } else if (value.indexOf("focus-scroll:") === 0) {
27892789+ var focusScrollVal = value.substr("focus-scroll:".length);
27902790+ swapSpec["focusScroll"] = focusScrollVal == "true";
27912791+ } else if (i == 0) {
27922792+ swapSpec["swapStyle"] = value;
27932793+ } else {
27942794+ logError('Unknown modifier in hx-swap: ' + value);
27952795+ }
27962796+ }
27972797+ }
27982798+ }
27992799+ return swapSpec;
28002800+ }
28012801+28022802+ function usesFormData(elt) {
28032803+ return getClosestAttributeValue(elt, "hx-encoding") === "multipart/form-data" ||
28042804+ (matches(elt, "form") && getRawAttribute(elt, 'enctype') === "multipart/form-data");
28052805+ }
28062806+28072807+ function encodeParamsForBody(xhr, elt, filteredParameters) {
28082808+ var encodedParameters = null;
28092809+ withExtensions(elt, function (extension) {
28102810+ if (encodedParameters == null) {
28112811+ encodedParameters = extension.encodeParameters(xhr, filteredParameters, elt);
28122812+ }
28132813+ });
28142814+ if (encodedParameters != null) {
28152815+ return encodedParameters;
28162816+ } else {
28172817+ if (usesFormData(elt)) {
28182818+ return makeFormData(filteredParameters);
28192819+ } else {
28202820+ return urlEncode(filteredParameters);
28212821+ }
28222822+ }
28232823+ }
28242824+28252825+ /**
28262826+ *
28272827+ * @param {Element} target
28282828+ * @returns {import("./htmx").HtmxSettleInfo}
28292829+ */
28302830+ function makeSettleInfo(target) {
28312831+ return {tasks: [], elts: [target]};
28322832+ }
28332833+28342834+ function updateScrollState(content, swapSpec) {
28352835+ var first = content[0];
28362836+ var last = content[content.length - 1];
28372837+ if (swapSpec.scroll) {
28382838+ var target = null;
28392839+ if (swapSpec.scrollTarget) {
28402840+ target = querySelectorExt(first, swapSpec.scrollTarget);
28412841+ }
28422842+ if (swapSpec.scroll === "top" && (first || target)) {
28432843+ target = target || first;
28442844+ target.scrollTop = 0;
28452845+ }
28462846+ if (swapSpec.scroll === "bottom" && (last || target)) {
28472847+ target = target || last;
28482848+ target.scrollTop = target.scrollHeight;
28492849+ }
28502850+ }
28512851+ if (swapSpec.show) {
28522852+ var target = null;
28532853+ if (swapSpec.showTarget) {
28542854+ var targetStr = swapSpec.showTarget;
28552855+ if (swapSpec.showTarget === "window") {
28562856+ targetStr = "body";
28572857+ }
28582858+ target = querySelectorExt(first, targetStr);
28592859+ }
28602860+ if (swapSpec.show === "top" && (first || target)) {
28612861+ target = target || first;
28622862+ target.scrollIntoView({block:'start', behavior: htmx.config.scrollBehavior});
28632863+ }
28642864+ if (swapSpec.show === "bottom" && (last || target)) {
28652865+ target = target || last;
28662866+ target.scrollIntoView({block:'end', behavior: htmx.config.scrollBehavior});
28672867+ }
28682868+ }
28692869+ }
28702870+28712871+ /**
28722872+ * @param {HTMLElement} elt
28732873+ * @param {string} attr
28742874+ * @param {boolean=} evalAsDefault
28752875+ * @param {Object=} values
28762876+ * @returns {Object}
28772877+ */
28782878+ function getValuesForElement(elt, attr, evalAsDefault, values) {
28792879+ if (values == null) {
28802880+ values = {};
28812881+ }
28822882+ if (elt == null) {
28832883+ return values;
28842884+ }
28852885+ var attributeValue = getAttributeValue(elt, attr);
28862886+ if (attributeValue) {
28872887+ var str = attributeValue.trim();
28882888+ var evaluateValue = evalAsDefault;
28892889+ if (str === "unset") {
28902890+ return null;
28912891+ }
28922892+ if (str.indexOf("javascript:") === 0) {
28932893+ str = str.substr(11);
28942894+ evaluateValue = true;
28952895+ } else if (str.indexOf("js:") === 0) {
28962896+ str = str.substr(3);
28972897+ evaluateValue = true;
28982898+ }
28992899+ if (str.indexOf('{') !== 0) {
29002900+ str = "{" + str + "}";
29012901+ }
29022902+ var varsValues;
29032903+ if (evaluateValue) {
29042904+ varsValues = maybeEval(elt,function () {return Function("return (" + str + ")")();}, {});
29052905+ } else {
29062906+ varsValues = parseJSON(str);
29072907+ }
29082908+ for (var key in varsValues) {
29092909+ if (varsValues.hasOwnProperty(key)) {
29102910+ if (values[key] == null) {
29112911+ values[key] = varsValues[key];
29122912+ }
29132913+ }
29142914+ }
29152915+ }
29162916+ return getValuesForElement(parentElt(elt), attr, evalAsDefault, values);
29172917+ }
29182918+29192919+ function maybeEval(elt, toEval, defaultVal) {
29202920+ if (htmx.config.allowEval) {
29212921+ return toEval();
29222922+ } else {
29232923+ triggerErrorEvent(elt, 'htmx:evalDisallowedError');
29242924+ return defaultVal;
29252925+ }
29262926+ }
29272927+29282928+ /**
29292929+ * @param {HTMLElement} elt
29302930+ * @param {*} expressionVars
29312931+ * @returns
29322932+ */
29332933+ function getHXVarsForElement(elt, expressionVars) {
29342934+ return getValuesForElement(elt, "hx-vars", true, expressionVars);
29352935+ }
29362936+29372937+ /**
29382938+ * @param {HTMLElement} elt
29392939+ * @param {*} expressionVars
29402940+ * @returns
29412941+ */
29422942+ function getHXValsForElement(elt, expressionVars) {
29432943+ return getValuesForElement(elt, "hx-vals", false, expressionVars);
29442944+ }
29452945+29462946+ /**
29472947+ * @param {HTMLElement} elt
29482948+ * @returns {Object}
29492949+ */
29502950+ function getExpressionVars(elt) {
29512951+ return mergeObjects(getHXVarsForElement(elt), getHXValsForElement(elt));
29522952+ }
29532953+29542954+ function safelySetHeaderValue(xhr, header, headerValue) {
29552955+ if (headerValue !== null) {
29562956+ try {
29572957+ xhr.setRequestHeader(header, headerValue);
29582958+ } catch (e) {
29592959+ // On an exception, try to set the header URI encoded instead
29602960+ xhr.setRequestHeader(header, encodeURIComponent(headerValue));
29612961+ xhr.setRequestHeader(header + "-URI-AutoEncoded", "true");
29622962+ }
29632963+ }
29642964+ }
29652965+29662966+ function getPathFromResponse(xhr) {
29672967+ // NB: IE11 does not support this stuff
29682968+ if (xhr.responseURL && typeof(URL) !== "undefined") {
29692969+ try {
29702970+ var url = new URL(xhr.responseURL);
29712971+ return url.pathname + url.search;
29722972+ } catch (e) {
29732973+ triggerErrorEvent(getDocument().body, "htmx:badResponseUrl", {url: xhr.responseURL});
29742974+ }
29752975+ }
29762976+ }
29772977+29782978+ function hasHeader(xhr, regexp) {
29792979+ return regexp.test(xhr.getAllResponseHeaders())
29802980+ }
29812981+29822982+ function ajaxHelper(verb, path, context) {
29832983+ verb = verb.toLowerCase();
29842984+ if (context) {
29852985+ if (context instanceof Element || isType(context, 'String')) {
29862986+ return issueAjaxRequest(verb, path, null, null, {
29872987+ targetOverride: resolveTarget(context),
29882988+ returnPromise: true
29892989+ });
29902990+ } else {
29912991+ return issueAjaxRequest(verb, path, resolveTarget(context.source), context.event,
29922992+ {
29932993+ handler : context.handler,
29942994+ headers : context.headers,
29952995+ values : context.values,
29962996+ targetOverride: resolveTarget(context.target),
29972997+ swapOverride: context.swap,
29982998+ select: context.select,
29992999+ returnPromise: true
30003000+ });
30013001+ }
30023002+ } else {
30033003+ return issueAjaxRequest(verb, path, null, null, {
30043004+ returnPromise: true
30053005+ });
30063006+ }
30073007+ }
30083008+30093009+ function hierarchyForElt(elt) {
30103010+ var arr = [];
30113011+ while (elt) {
30123012+ arr.push(elt);
30133013+ elt = elt.parentElement;
30143014+ }
30153015+ return arr;
30163016+ }
30173017+30183018+ function verifyPath(elt, path, requestConfig) {
30193019+ var sameHost
30203020+ var url
30213021+ if (typeof URL === "function") {
30223022+ url = new URL(path, document.location.href);
30233023+ var origin = document.location.origin;
30243024+ sameHost = origin === url.origin;
30253025+ } else {
30263026+ // IE11 doesn't support URL
30273027+ url = path
30283028+ sameHost = startsWith(path, document.location.origin)
30293029+ }
30303030+30313031+ if (htmx.config.selfRequestsOnly) {
30323032+ if (!sameHost) {
30333033+ return false;
30343034+ }
30353035+ }
30363036+ return triggerEvent(elt, "htmx:validateUrl", mergeObjects({url: url, sameHost: sameHost}, requestConfig));
30373037+ }
30383038+30393039+ function issueAjaxRequest(verb, path, elt, event, etc, confirmed) {
30403040+ var resolve = null;
30413041+ var reject = null;
30423042+ etc = etc != null ? etc : {};
30433043+ if(etc.returnPromise && typeof Promise !== "undefined"){
30443044+ var promise = new Promise(function (_resolve, _reject) {
30453045+ resolve = _resolve;
30463046+ reject = _reject;
30473047+ });
30483048+ }
30493049+ if(elt == null) {
30503050+ elt = getDocument().body;
30513051+ }
30523052+ var responseHandler = etc.handler || handleAjaxResponse;
30533053+ var select = etc.select || null;
30543054+30553055+ if (!bodyContains(elt)) {
30563056+ // do not issue requests for elements removed from the DOM
30573057+ maybeCall(resolve);
30583058+ return promise;
30593059+ }
30603060+ var target = etc.targetOverride || getTarget(elt);
30613061+ if (target == null || target == DUMMY_ELT) {
30623062+ triggerErrorEvent(elt, 'htmx:targetError', {target: getAttributeValue(elt, "hx-target")});
30633063+ maybeCall(reject);
30643064+ return promise;
30653065+ }
30663066+30673067+ var eltData = getInternalData(elt);
30683068+ var submitter = eltData.lastButtonClicked;
30693069+30703070+ if (submitter) {
30713071+ var buttonPath = getRawAttribute(submitter, "formaction");
30723072+ if (buttonPath != null) {
30733073+ path = buttonPath;
30743074+ }
30753075+30763076+ var buttonVerb = getRawAttribute(submitter, "formmethod")
30773077+ if (buttonVerb != null) {
30783078+ // ignore buttons with formmethod="dialog"
30793079+ if (buttonVerb.toLowerCase() !== "dialog") {
30803080+ verb = buttonVerb;
30813081+ }
30823082+ }
30833083+ }
30843084+30853085+ var confirmQuestion = getClosestAttributeValue(elt, "hx-confirm");
30863086+ // allow event-based confirmation w/ a callback
30873087+ if (confirmed === undefined) {
30883088+ var issueRequest = function(skipConfirmation) {
30893089+ return issueAjaxRequest(verb, path, elt, event, etc, !!skipConfirmation);
30903090+ }
30913091+ var confirmDetails = {target: target, elt: elt, path: path, verb: verb, triggeringEvent: event, etc: etc, issueRequest: issueRequest, question: confirmQuestion};
30923092+ if (triggerEvent(elt, 'htmx:confirm', confirmDetails) === false) {
30933093+ maybeCall(resolve);
30943094+ return promise;
30953095+ }
30963096+ }
30973097+30983098+ var syncElt = elt;
30993099+ var syncStrategy = getClosestAttributeValue(elt, "hx-sync");
31003100+ var queueStrategy = null;
31013101+ var abortable = false;
31023102+ if (syncStrategy) {
31033103+ var syncStrings = syncStrategy.split(":");
31043104+ var selector = syncStrings[0].trim();
31053105+ if (selector === "this") {
31063106+ syncElt = findThisElement(elt, 'hx-sync');
31073107+ } else {
31083108+ syncElt = querySelectorExt(elt, selector);
31093109+ }
31103110+ // default to the drop strategy
31113111+ syncStrategy = (syncStrings[1] || 'drop').trim();
31123112+ eltData = getInternalData(syncElt);
31133113+ if (syncStrategy === "drop" && eltData.xhr && eltData.abortable !== true) {
31143114+ maybeCall(resolve);
31153115+ return promise;
31163116+ } else if (syncStrategy === "abort") {
31173117+ if (eltData.xhr) {
31183118+ maybeCall(resolve);
31193119+ return promise;
31203120+ } else {
31213121+ abortable = true;
31223122+ }
31233123+ } else if (syncStrategy === "replace") {
31243124+ triggerEvent(syncElt, 'htmx:abort'); // abort the current request and continue
31253125+ } else if (syncStrategy.indexOf("queue") === 0) {
31263126+ var queueStrArray = syncStrategy.split(" ");
31273127+ queueStrategy = (queueStrArray[1] || "last").trim();
31283128+ }
31293129+ }
31303130+31313131+ if (eltData.xhr) {
31323132+ if (eltData.abortable) {
31333133+ triggerEvent(syncElt, 'htmx:abort'); // abort the current request and continue
31343134+ } else {
31353135+ if(queueStrategy == null){
31363136+ if (event) {
31373137+ var eventData = getInternalData(event);
31383138+ if (eventData && eventData.triggerSpec && eventData.triggerSpec.queue) {
31393139+ queueStrategy = eventData.triggerSpec.queue;
31403140+ }
31413141+ }
31423142+ if (queueStrategy == null) {
31433143+ queueStrategy = "last";
31443144+ }
31453145+ }
31463146+ if (eltData.queuedRequests == null) {
31473147+ eltData.queuedRequests = [];
31483148+ }
31493149+ if (queueStrategy === "first" && eltData.queuedRequests.length === 0) {
31503150+ eltData.queuedRequests.push(function () {
31513151+ issueAjaxRequest(verb, path, elt, event, etc)
31523152+ });
31533153+ } else if (queueStrategy === "all") {
31543154+ eltData.queuedRequests.push(function () {
31553155+ issueAjaxRequest(verb, path, elt, event, etc)
31563156+ });
31573157+ } else if (queueStrategy === "last") {
31583158+ eltData.queuedRequests = []; // dump existing queue
31593159+ eltData.queuedRequests.push(function () {
31603160+ issueAjaxRequest(verb, path, elt, event, etc)
31613161+ });
31623162+ }
31633163+ maybeCall(resolve);
31643164+ return promise;
31653165+ }
31663166+ }
31673167+31683168+ var xhr = new XMLHttpRequest();
31693169+ eltData.xhr = xhr;
31703170+ eltData.abortable = abortable;
31713171+ var endRequestLock = function(){
31723172+ eltData.xhr = null;
31733173+ eltData.abortable = false;
31743174+ if (eltData.queuedRequests != null &&
31753175+ eltData.queuedRequests.length > 0) {
31763176+ var queuedRequest = eltData.queuedRequests.shift();
31773177+ queuedRequest();
31783178+ }
31793179+ }
31803180+ var promptQuestion = getClosestAttributeValue(elt, "hx-prompt");
31813181+ if (promptQuestion) {
31823182+ var promptResponse = prompt(promptQuestion);
31833183+ // prompt returns null if cancelled and empty string if accepted with no entry
31843184+ if (promptResponse === null ||
31853185+ !triggerEvent(elt, 'htmx:prompt', {prompt: promptResponse, target:target})) {
31863186+ maybeCall(resolve);
31873187+ endRequestLock();
31883188+ return promise;
31893189+ }
31903190+ }
31913191+31923192+ if (confirmQuestion && !confirmed) {
31933193+ if(!confirm(confirmQuestion)) {
31943194+ maybeCall(resolve);
31953195+ endRequestLock()
31963196+ return promise;
31973197+ }
31983198+ }
31993199+32003200+32013201+ var headers = getHeaders(elt, target, promptResponse);
32023202+32033203+ if (verb !== 'get' && !usesFormData(elt)) {
32043204+ headers['Content-Type'] = 'application/x-www-form-urlencoded';
32053205+ }
32063206+32073207+ if (etc.headers) {
32083208+ headers = mergeObjects(headers, etc.headers);
32093209+ }
32103210+ var results = getInputValues(elt, verb);
32113211+ var errors = results.errors;
32123212+ var rawParameters = results.values;
32133213+ if (etc.values) {
32143214+ rawParameters = mergeObjects(rawParameters, etc.values);
32153215+ }
32163216+ var expressionVars = getExpressionVars(elt);
32173217+ var allParameters = mergeObjects(rawParameters, expressionVars);
32183218+ var filteredParameters = filterValues(allParameters, elt);
32193219+32203220+ if (htmx.config.getCacheBusterParam && verb === 'get') {
32213221+ filteredParameters['org.htmx.cache-buster'] = getRawAttribute(target, "id") || "true";
32223222+ }
32233223+32243224+ // behavior of anchors w/ empty href is to use the current URL
32253225+ if (path == null || path === "") {
32263226+ path = getDocument().location.href;
32273227+ }
32283228+32293229+32303230+ var requestAttrValues = getValuesForElement(elt, 'hx-request');
32313231+32323232+ var eltIsBoosted = getInternalData(elt).boosted;
32333233+32343234+ var useUrlParams = htmx.config.methodsThatUseUrlParams.indexOf(verb) >= 0
32353235+32363236+ var requestConfig = {
32373237+ boosted: eltIsBoosted,
32383238+ useUrlParams: useUrlParams,
32393239+ parameters: filteredParameters,
32403240+ unfilteredParameters: allParameters,
32413241+ headers:headers,
32423242+ target:target,
32433243+ verb:verb,
32443244+ errors:errors,
32453245+ withCredentials: etc.credentials || requestAttrValues.credentials || htmx.config.withCredentials,
32463246+ timeout: etc.timeout || requestAttrValues.timeout || htmx.config.timeout,
32473247+ path:path,
32483248+ triggeringEvent:event
32493249+ };
32503250+32513251+ if(!triggerEvent(elt, 'htmx:configRequest', requestConfig)){
32523252+ maybeCall(resolve);
32533253+ endRequestLock();
32543254+ return promise;
32553255+ }
32563256+32573257+ // copy out in case the object was overwritten
32583258+ path = requestConfig.path;
32593259+ verb = requestConfig.verb;
32603260+ headers = requestConfig.headers;
32613261+ filteredParameters = requestConfig.parameters;
32623262+ errors = requestConfig.errors;
32633263+ useUrlParams = requestConfig.useUrlParams;
32643264+32653265+ if(errors && errors.length > 0){
32663266+ triggerEvent(elt, 'htmx:validation:halted', requestConfig)
32673267+ maybeCall(resolve);
32683268+ endRequestLock();
32693269+ return promise;
32703270+ }
32713271+32723272+ var splitPath = path.split("#");
32733273+ var pathNoAnchor = splitPath[0];
32743274+ var anchor = splitPath[1];
32753275+32763276+ var finalPath = path
32773277+ if (useUrlParams) {
32783278+ finalPath = pathNoAnchor;
32793279+ var values = Object.keys(filteredParameters).length !== 0;
32803280+ if (values) {
32813281+ if (finalPath.indexOf("?") < 0) {
32823282+ finalPath += "?";
32833283+ } else {
32843284+ finalPath += "&";
32853285+ }
32863286+ finalPath += urlEncode(filteredParameters);
32873287+ if (anchor) {
32883288+ finalPath += "#" + anchor;
32893289+ }
32903290+ }
32913291+ }
32923292+32933293+ if (!verifyPath(elt, finalPath, requestConfig)) {
32943294+ triggerErrorEvent(elt, 'htmx:invalidPath', requestConfig)
32953295+ maybeCall(reject);
32963296+ return promise;
32973297+ };
32983298+32993299+ xhr.open(verb.toUpperCase(), finalPath, true);
33003300+ xhr.overrideMimeType("text/html");
33013301+ xhr.withCredentials = requestConfig.withCredentials;
33023302+ xhr.timeout = requestConfig.timeout;
33033303+33043304+ // request headers
33053305+ if (requestAttrValues.noHeaders) {
33063306+ // ignore all headers
33073307+ } else {
33083308+ for (var header in headers) {
33093309+ if (headers.hasOwnProperty(header)) {
33103310+ var headerValue = headers[header];
33113311+ safelySetHeaderValue(xhr, header, headerValue);
33123312+ }
33133313+ }
33143314+ }
33153315+33163316+ var responseInfo = {
33173317+ xhr: xhr, target: target, requestConfig: requestConfig, etc: etc, boosted: eltIsBoosted, select: select,
33183318+ pathInfo: {
33193319+ requestPath: path,
33203320+ finalRequestPath: finalPath,
33213321+ anchor: anchor
33223322+ }
33233323+ };
33243324+33253325+ xhr.onload = function () {
33263326+ try {
33273327+ var hierarchy = hierarchyForElt(elt);
33283328+ responseInfo.pathInfo.responsePath = getPathFromResponse(xhr);
33293329+ responseHandler(elt, responseInfo);
33303330+ removeRequestIndicators(indicators, disableElts);
33313331+ triggerEvent(elt, 'htmx:afterRequest', responseInfo);
33323332+ triggerEvent(elt, 'htmx:afterOnLoad', responseInfo);
33333333+ // if the body no longer contains the element, trigger the event on the closest parent
33343334+ // remaining in the DOM
33353335+ if (!bodyContains(elt)) {
33363336+ var secondaryTriggerElt = null;
33373337+ while (hierarchy.length > 0 && secondaryTriggerElt == null) {
33383338+ var parentEltInHierarchy = hierarchy.shift();
33393339+ if (bodyContains(parentEltInHierarchy)) {
33403340+ secondaryTriggerElt = parentEltInHierarchy;
33413341+ }
33423342+ }
33433343+ if (secondaryTriggerElt) {
33443344+ triggerEvent(secondaryTriggerElt, 'htmx:afterRequest', responseInfo);
33453345+ triggerEvent(secondaryTriggerElt, 'htmx:afterOnLoad', responseInfo);
33463346+ }
33473347+ }
33483348+ maybeCall(resolve);
33493349+ endRequestLock();
33503350+ } catch (e) {
33513351+ triggerErrorEvent(elt, 'htmx:onLoadError', mergeObjects({error:e}, responseInfo));
33523352+ throw e;
33533353+ }
33543354+ }
33553355+ xhr.onerror = function () {
33563356+ removeRequestIndicators(indicators, disableElts);
33573357+ triggerErrorEvent(elt, 'htmx:afterRequest', responseInfo);
33583358+ triggerErrorEvent(elt, 'htmx:sendError', responseInfo);
33593359+ maybeCall(reject);
33603360+ endRequestLock();
33613361+ }
33623362+ xhr.onabort = function() {
33633363+ removeRequestIndicators(indicators, disableElts);
33643364+ triggerErrorEvent(elt, 'htmx:afterRequest', responseInfo);
33653365+ triggerErrorEvent(elt, 'htmx:sendAbort', responseInfo);
33663366+ maybeCall(reject);
33673367+ endRequestLock();
33683368+ }
33693369+ xhr.ontimeout = function() {
33703370+ removeRequestIndicators(indicators, disableElts);
33713371+ triggerErrorEvent(elt, 'htmx:afterRequest', responseInfo);
33723372+ triggerErrorEvent(elt, 'htmx:timeout', responseInfo);
33733373+ maybeCall(reject);
33743374+ endRequestLock();
33753375+ }
33763376+ if(!triggerEvent(elt, 'htmx:beforeRequest', responseInfo)){
33773377+ maybeCall(resolve);
33783378+ endRequestLock()
33793379+ return promise
33803380+ }
33813381+ var indicators = addRequestIndicatorClasses(elt);
33823382+ var disableElts = disableElements(elt);
33833383+33843384+ forEach(['loadstart', 'loadend', 'progress', 'abort'], function(eventName) {
33853385+ forEach([xhr, xhr.upload], function (target) {
33863386+ target.addEventListener(eventName, function(event){
33873387+ triggerEvent(elt, "htmx:xhr:" + eventName, {
33883388+ lengthComputable:event.lengthComputable,
33893389+ loaded:event.loaded,
33903390+ total:event.total
33913391+ });
33923392+ })
33933393+ });
33943394+ });
33953395+ triggerEvent(elt, 'htmx:beforeSend', responseInfo);
33963396+ var params = useUrlParams ? null : encodeParamsForBody(xhr, elt, filteredParameters)
33973397+ xhr.send(params);
33983398+ return promise;
33993399+ }
34003400+34013401+ function determineHistoryUpdates(elt, responseInfo) {
34023402+34033403+ var xhr = responseInfo.xhr;
34043404+34053405+ //===========================================
34063406+ // First consult response headers
34073407+ //===========================================
34083408+ var pathFromHeaders = null;
34093409+ var typeFromHeaders = null;
34103410+ if (hasHeader(xhr,/HX-Push:/i)) {
34113411+ pathFromHeaders = xhr.getResponseHeader("HX-Push");
34123412+ typeFromHeaders = "push";
34133413+ } else if (hasHeader(xhr,/HX-Push-Url:/i)) {
34143414+ pathFromHeaders = xhr.getResponseHeader("HX-Push-Url");
34153415+ typeFromHeaders = "push";
34163416+ } else if (hasHeader(xhr,/HX-Replace-Url:/i)) {
34173417+ pathFromHeaders = xhr.getResponseHeader("HX-Replace-Url");
34183418+ typeFromHeaders = "replace";
34193419+ }
34203420+34213421+ // if there was a response header, that has priority
34223422+ if (pathFromHeaders) {
34233423+ if (pathFromHeaders === "false") {
34243424+ return {}
34253425+ } else {
34263426+ return {
34273427+ type: typeFromHeaders,
34283428+ path : pathFromHeaders
34293429+ }
34303430+ }
34313431+ }
34323432+34333433+ //===========================================
34343434+ // Next resolve via DOM values
34353435+ //===========================================
34363436+ var requestPath = responseInfo.pathInfo.finalRequestPath;
34373437+ var responsePath = responseInfo.pathInfo.responsePath;
34383438+34393439+ var pushUrl = getClosestAttributeValue(elt, "hx-push-url");
34403440+ var replaceUrl = getClosestAttributeValue(elt, "hx-replace-url");
34413441+ var elementIsBoosted = getInternalData(elt).boosted;
34423442+34433443+ var saveType = null;
34443444+ var path = null;
34453445+34463446+ if (pushUrl) {
34473447+ saveType = "push";
34483448+ path = pushUrl;
34493449+ } else if (replaceUrl) {
34503450+ saveType = "replace";
34513451+ path = replaceUrl;
34523452+ } else if (elementIsBoosted) {
34533453+ saveType = "push";
34543454+ path = responsePath || requestPath; // if there is no response path, go with the original request path
34553455+ }
34563456+34573457+ if (path) {
34583458+ // false indicates no push, return empty object
34593459+ if (path === "false") {
34603460+ return {};
34613461+ }
34623462+34633463+ // true indicates we want to follow wherever the server ended up sending us
34643464+ if (path === "true") {
34653465+ path = responsePath || requestPath; // if there is no response path, go with the original request path
34663466+ }
34673467+34683468+ // restore any anchor associated with the request
34693469+ if (responseInfo.pathInfo.anchor &&
34703470+ path.indexOf("#") === -1) {
34713471+ path = path + "#" + responseInfo.pathInfo.anchor;
34723472+ }
34733473+34743474+ return {
34753475+ type:saveType,
34763476+ path: path
34773477+ }
34783478+ } else {
34793479+ return {};
34803480+ }
34813481+ }
34823482+34833483+ function handleAjaxResponse(elt, responseInfo) {
34843484+ var xhr = responseInfo.xhr;
34853485+ var target = responseInfo.target;
34863486+ var etc = responseInfo.etc;
34873487+ var requestConfig = responseInfo.requestConfig;
34883488+ var select = responseInfo.select;
34893489+34903490+ if (!triggerEvent(elt, 'htmx:beforeOnLoad', responseInfo)) return;
34913491+34923492+ if (hasHeader(xhr, /HX-Trigger:/i)) {
34933493+ handleTrigger(xhr, "HX-Trigger", elt);
34943494+ }
34953495+34963496+ if (hasHeader(xhr, /HX-Location:/i)) {
34973497+ saveCurrentPageToHistory();
34983498+ var redirectPath = xhr.getResponseHeader("HX-Location");
34993499+ var swapSpec;
35003500+ if (redirectPath.indexOf("{") === 0) {
35013501+ swapSpec = parseJSON(redirectPath);
35023502+ // what's the best way to throw an error if the user didn't include this
35033503+ redirectPath = swapSpec['path'];
35043504+ delete swapSpec['path'];
35053505+ }
35063506+ ajaxHelper('GET', redirectPath, swapSpec).then(function(){
35073507+ pushUrlIntoHistory(redirectPath);
35083508+ });
35093509+ return;
35103510+ }
35113511+35123512+ var shouldRefresh = hasHeader(xhr, /HX-Refresh:/i) && "true" === xhr.getResponseHeader("HX-Refresh");
35133513+35143514+ if (hasHeader(xhr, /HX-Redirect:/i)) {
35153515+ location.href = xhr.getResponseHeader("HX-Redirect");
35163516+ shouldRefresh && location.reload();
35173517+ return;
35183518+ }
35193519+35203520+ if (shouldRefresh) {
35213521+ location.reload();
35223522+ return;
35233523+ }
35243524+35253525+ if (hasHeader(xhr,/HX-Retarget:/i)) {
35263526+ if (xhr.getResponseHeader("HX-Retarget") === "this") {
35273527+ responseInfo.target = elt;
35283528+ } else {
35293529+ responseInfo.target = querySelectorExt(elt, xhr.getResponseHeader("HX-Retarget"));
35303530+ }
35313531+ }
35323532+35333533+ var historyUpdate = determineHistoryUpdates(elt, responseInfo);
35343534+35353535+ // by default htmx only swaps on 200 return codes and does not swap
35363536+ // on 204 'No Content'
35373537+ // this can be ovverriden by responding to the htmx:beforeSwap event and
35383538+ // overriding the detail.shouldSwap property
35393539+ var shouldSwap = xhr.status >= 200 && xhr.status < 400 && xhr.status !== 204;
35403540+ var serverResponse = xhr.response;
35413541+ var isError = xhr.status >= 400;
35423542+ var ignoreTitle = htmx.config.ignoreTitle
35433543+ var beforeSwapDetails = mergeObjects({shouldSwap: shouldSwap, serverResponse:serverResponse, isError:isError, ignoreTitle:ignoreTitle }, responseInfo);
35443544+ if (!triggerEvent(target, 'htmx:beforeSwap', beforeSwapDetails)) return;
35453545+35463546+ target = beforeSwapDetails.target; // allow re-targeting
35473547+ serverResponse = beforeSwapDetails.serverResponse; // allow updating content
35483548+ isError = beforeSwapDetails.isError; // allow updating error
35493549+ ignoreTitle = beforeSwapDetails.ignoreTitle; // allow updating ignoring title
35503550+35513551+ responseInfo.target = target; // Make updated target available to response events
35523552+ responseInfo.failed = isError; // Make failed property available to response events
35533553+ responseInfo.successful = !isError; // Make successful property available to response events
35543554+35553555+ if (beforeSwapDetails.shouldSwap) {
35563556+ if (xhr.status === 286) {
35573557+ cancelPolling(elt);
35583558+ }
35593559+35603560+ withExtensions(elt, function (extension) {
35613561+ serverResponse = extension.transformResponse(serverResponse, xhr, elt);
35623562+ });
35633563+35643564+ // Save current page if there will be a history update
35653565+ if (historyUpdate.type) {
35663566+ saveCurrentPageToHistory();
35673567+ }
35683568+35693569+ var swapOverride = etc.swapOverride;
35703570+ if (hasHeader(xhr,/HX-Reswap:/i)) {
35713571+ swapOverride = xhr.getResponseHeader("HX-Reswap");
35723572+ }
35733573+ var swapSpec = getSwapSpecification(elt, swapOverride);
35743574+35753575+ if (swapSpec.hasOwnProperty('ignoreTitle')) {
35763576+ ignoreTitle = swapSpec.ignoreTitle;
35773577+ }
35783578+35793579+ target.classList.add(htmx.config.swappingClass);
35803580+35813581+ // optional transition API promise callbacks
35823582+ var settleResolve = null;
35833583+ var settleReject = null;
35843584+35853585+ var doSwap = function () {
35863586+ try {
35873587+ var activeElt = document.activeElement;
35883588+ var selectionInfo = {};
35893589+ try {
35903590+ selectionInfo = {
35913591+ elt: activeElt,
35923592+ // @ts-ignore
35933593+ start: activeElt ? activeElt.selectionStart : null,
35943594+ // @ts-ignore
35953595+ end: activeElt ? activeElt.selectionEnd : null
35963596+ };
35973597+ } catch (e) {
35983598+ // safari issue - see https://github.com/microsoft/playwright/issues/5894
35993599+ }
36003600+36013601+ var selectOverride;
36023602+ if (select) {
36033603+ selectOverride = select;
36043604+ }
36053605+36063606+ if (hasHeader(xhr, /HX-Reselect:/i)) {
36073607+ selectOverride = xhr.getResponseHeader("HX-Reselect");
36083608+ }
36093609+36103610+ // if we need to save history, do so, before swapping so that relative resources have the correct base URL
36113611+ if (historyUpdate.type) {
36123612+ triggerEvent(getDocument().body, 'htmx:beforeHistoryUpdate', mergeObjects({ history: historyUpdate }, responseInfo));
36133613+ if (historyUpdate.type === "push") {
36143614+ pushUrlIntoHistory(historyUpdate.path);
36153615+ triggerEvent(getDocument().body, 'htmx:pushedIntoHistory', {path: historyUpdate.path});
36163616+ } else {
36173617+ replaceUrlInHistory(historyUpdate.path);
36183618+ triggerEvent(getDocument().body, 'htmx:replacedInHistory', {path: historyUpdate.path});
36193619+ }
36203620+ }
36213621+36223622+ var settleInfo = makeSettleInfo(target);
36233623+ selectAndSwap(swapSpec.swapStyle, target, elt, serverResponse, settleInfo, selectOverride);
36243624+36253625+ if (selectionInfo.elt &&
36263626+ !bodyContains(selectionInfo.elt) &&
36273627+ getRawAttribute(selectionInfo.elt, "id")) {
36283628+ var newActiveElt = document.getElementById(getRawAttribute(selectionInfo.elt, "id"));
36293629+ var focusOptions = { preventScroll: swapSpec.focusScroll !== undefined ? !swapSpec.focusScroll : !htmx.config.defaultFocusScroll };
36303630+ if (newActiveElt) {
36313631+ // @ts-ignore
36323632+ if (selectionInfo.start && newActiveElt.setSelectionRange) {
36333633+ // @ts-ignore
36343634+ try {
36353635+ newActiveElt.setSelectionRange(selectionInfo.start, selectionInfo.end);
36363636+ } catch (e) {
36373637+ // the setSelectionRange method is present on fields that don't support it, so just let this fail
36383638+ }
36393639+ }
36403640+ newActiveElt.focus(focusOptions);
36413641+ }
36423642+ }
36433643+36443644+ target.classList.remove(htmx.config.swappingClass);
36453645+ forEach(settleInfo.elts, function (elt) {
36463646+ if (elt.classList) {
36473647+ elt.classList.add(htmx.config.settlingClass);
36483648+ }
36493649+ triggerEvent(elt, 'htmx:afterSwap', responseInfo);
36503650+ });
36513651+36523652+ if (hasHeader(xhr, /HX-Trigger-After-Swap:/i)) {
36533653+ var finalElt = elt;
36543654+ if (!bodyContains(elt)) {
36553655+ finalElt = getDocument().body;
36563656+ }
36573657+ handleTrigger(xhr, "HX-Trigger-After-Swap", finalElt);
36583658+ }
36593659+36603660+ var doSettle = function () {
36613661+ forEach(settleInfo.tasks, function (task) {
36623662+ task.call();
36633663+ });
36643664+ forEach(settleInfo.elts, function (elt) {
36653665+ if (elt.classList) {
36663666+ elt.classList.remove(htmx.config.settlingClass);
36673667+ }
36683668+ triggerEvent(elt, 'htmx:afterSettle', responseInfo);
36693669+ });
36703670+36713671+ if (responseInfo.pathInfo.anchor) {
36723672+ var anchorTarget = getDocument().getElementById(responseInfo.pathInfo.anchor);
36733673+ if(anchorTarget) {
36743674+ anchorTarget.scrollIntoView({block:'start', behavior: "auto"});
36753675+ }
36763676+ }
36773677+36783678+ if(settleInfo.title && !ignoreTitle) {
36793679+ var titleElt = find("title");
36803680+ if(titleElt) {
36813681+ titleElt.innerHTML = settleInfo.title;
36823682+ } else {
36833683+ window.document.title = settleInfo.title;
36843684+ }
36853685+ }
36863686+36873687+ updateScrollState(settleInfo.elts, swapSpec);
36883688+36893689+ if (hasHeader(xhr, /HX-Trigger-After-Settle:/i)) {
36903690+ var finalElt = elt;
36913691+ if (!bodyContains(elt)) {
36923692+ finalElt = getDocument().body;
36933693+ }
36943694+ handleTrigger(xhr, "HX-Trigger-After-Settle", finalElt);
36953695+ }
36963696+ maybeCall(settleResolve);
36973697+ }
36983698+36993699+ if (swapSpec.settleDelay > 0) {
37003700+ setTimeout(doSettle, swapSpec.settleDelay)
37013701+ } else {
37023702+ doSettle();
37033703+ }
37043704+ } catch (e) {
37053705+ triggerErrorEvent(elt, 'htmx:swapError', responseInfo);
37063706+ maybeCall(settleReject);
37073707+ throw e;
37083708+ }
37093709+ };
37103710+37113711+ var shouldTransition = htmx.config.globalViewTransitions
37123712+ if(swapSpec.hasOwnProperty('transition')){
37133713+ shouldTransition = swapSpec.transition;
37143714+ }
37153715+37163716+ if(shouldTransition &&
37173717+ triggerEvent(elt, 'htmx:beforeTransition', responseInfo) &&
37183718+ typeof Promise !== "undefined" && document.startViewTransition){
37193719+ var settlePromise = new Promise(function (_resolve, _reject) {
37203720+ settleResolve = _resolve;
37213721+ settleReject = _reject;
37223722+ });
37233723+ // wrap the original doSwap() in a call to startViewTransition()
37243724+ var innerDoSwap = doSwap;
37253725+ doSwap = function() {
37263726+ document.startViewTransition(function () {
37273727+ innerDoSwap();
37283728+ return settlePromise;
37293729+ });
37303730+ }
37313731+ }
37323732+37333733+37343734+ if (swapSpec.swapDelay > 0) {
37353735+ setTimeout(doSwap, swapSpec.swapDelay)
37363736+ } else {
37373737+ doSwap();
37383738+ }
37393739+ }
37403740+ if (isError) {
37413741+ triggerErrorEvent(elt, 'htmx:responseError', mergeObjects({error: "Response Status Error Code " + xhr.status + " from " + responseInfo.pathInfo.requestPath}, responseInfo));
37423742+ }
37433743+ }
37443744+37453745+ //====================================================================
37463746+ // Extensions API
37473747+ //====================================================================
37483748+37493749+ /** @type {Object<string, import("./htmx").HtmxExtension>} */
37503750+ var extensions = {};
37513751+37523752+ /**
37533753+ * extensionBase defines the default functions for all extensions.
37543754+ * @returns {import("./htmx").HtmxExtension}
37553755+ */
37563756+ function extensionBase() {
37573757+ return {
37583758+ init: function(api) {return null;},
37593759+ onEvent : function(name, evt) {return true;},
37603760+ transformResponse : function(text, xhr, elt) {return text;},
37613761+ isInlineSwap : function(swapStyle) {return false;},
37623762+ handleSwap : function(swapStyle, target, fragment, settleInfo) {return false;},
37633763+ encodeParameters : function(xhr, parameters, elt) {return null;}
37643764+ }
37653765+ }
37663766+37673767+ /**
37683768+ * defineExtension initializes the extension and adds it to the htmx registry
37693769+ *
37703770+ * @param {string} name
37713771+ * @param {import("./htmx").HtmxExtension} extension
37723772+ */
37733773+ function defineExtension(name, extension) {
37743774+ if(extension.init) {
37753775+ extension.init(internalAPI)
37763776+ }
37773777+ extensions[name] = mergeObjects(extensionBase(), extension);
37783778+ }
37793779+37803780+ /**
37813781+ * removeExtension removes an extension from the htmx registry
37823782+ *
37833783+ * @param {string} name
37843784+ */
37853785+ function removeExtension(name) {
37863786+ delete extensions[name];
37873787+ }
37883788+37893789+ /**
37903790+ * getExtensions searches up the DOM tree to return all extensions that can be applied to a given element
37913791+ *
37923792+ * @param {HTMLElement} elt
37933793+ * @param {import("./htmx").HtmxExtension[]=} extensionsToReturn
37943794+ * @param {import("./htmx").HtmxExtension[]=} extensionsToIgnore
37953795+ */
37963796+ function getExtensions(elt, extensionsToReturn, extensionsToIgnore) {
37973797+37983798+ if (elt == undefined) {
37993799+ return extensionsToReturn;
38003800+ }
38013801+ if (extensionsToReturn == undefined) {
38023802+ extensionsToReturn = [];
38033803+ }
38043804+ if (extensionsToIgnore == undefined) {
38053805+ extensionsToIgnore = [];
38063806+ }
38073807+ var extensionsForElement = getAttributeValue(elt, "hx-ext");
38083808+ if (extensionsForElement) {
38093809+ forEach(extensionsForElement.split(","), function(extensionName){
38103810+ extensionName = extensionName.replace(/ /g, '');
38113811+ if (extensionName.slice(0, 7) == "ignore:") {
38123812+ extensionsToIgnore.push(extensionName.slice(7));
38133813+ return;
38143814+ }
38153815+ if (extensionsToIgnore.indexOf(extensionName) < 0) {
38163816+ var extension = extensions[extensionName];
38173817+ if (extension && extensionsToReturn.indexOf(extension) < 0) {
38183818+ extensionsToReturn.push(extension);
38193819+ }
38203820+ }
38213821+ });
38223822+ }
38233823+ return getExtensions(parentElt(elt), extensionsToReturn, extensionsToIgnore);
38243824+ }
38253825+38263826+ //====================================================================
38273827+ // Initialization
38283828+ //====================================================================
38293829+ var isReady = false
38303830+ getDocument().addEventListener('DOMContentLoaded', function() {
38313831+ isReady = true
38323832+ })
38333833+38343834+ /**
38353835+ * Execute a function now if DOMContentLoaded has fired, otherwise listen for it.
38363836+ *
38373837+ * This function uses isReady because there is no realiable way to ask the browswer whether
38383838+ * the DOMContentLoaded event has already been fired; there's a gap between DOMContentLoaded
38393839+ * firing and readystate=complete.
38403840+ */
38413841+ function ready(fn) {
38423842+ // Checking readyState here is a failsafe in case the htmx script tag entered the DOM by
38433843+ // some means other than the initial page load.
38443844+ if (isReady || getDocument().readyState === 'complete') {
38453845+ fn();
38463846+ } else {
38473847+ getDocument().addEventListener('DOMContentLoaded', fn);
38483848+ }
38493849+ }
38503850+38513851+ function insertIndicatorStyles() {
38523852+ if (htmx.config.includeIndicatorStyles !== false) {
38533853+ getDocument().head.insertAdjacentHTML("beforeend",
38543854+ "<style>\
38553855+ ." + htmx.config.indicatorClass + "{opacity:0}\
38563856+ ." + htmx.config.requestClass + " ." + htmx.config.indicatorClass + "{opacity:1; transition: opacity 200ms ease-in;}\
38573857+ ." + htmx.config.requestClass + "." + htmx.config.indicatorClass + "{opacity:1; transition: opacity 200ms ease-in;}\
38583858+ </style>");
38593859+ }
38603860+ }
38613861+38623862+ function getMetaConfig() {
38633863+ var element = getDocument().querySelector('meta[name="htmx-config"]');
38643864+ if (element) {
38653865+ // @ts-ignore
38663866+ return parseJSON(element.content);
38673867+ } else {
38683868+ return null;
38693869+ }
38703870+ }
38713871+38723872+ function mergeMetaConfig() {
38733873+ var metaConfig = getMetaConfig();
38743874+ if (metaConfig) {
38753875+ htmx.config = mergeObjects(htmx.config , metaConfig)
38763876+ }
38773877+ }
38783878+38793879+ // initialize the document
38803880+ ready(function () {
38813881+ mergeMetaConfig();
38823882+ insertIndicatorStyles();
38833883+ var body = getDocument().body;
38843884+ processNode(body);
38853885+ var restoredElts = getDocument().querySelectorAll(
38863886+ "[hx-trigger='restored'],[data-hx-trigger='restored']"
38873887+ );
38883888+ body.addEventListener("htmx:abort", function (evt) {
38893889+ var target = evt.target;
38903890+ var internalData = getInternalData(target);
38913891+ if (internalData && internalData.xhr) {
38923892+ internalData.xhr.abort();
38933893+ }
38943894+ });
38953895+ /** @type {(ev: PopStateEvent) => any} */
38963896+ const originalPopstate = window.onpopstate ? window.onpopstate.bind(window) : null;
38973897+ /** @type {(ev: PopStateEvent) => any} */
38983898+ window.onpopstate = function (event) {
38993899+ if (event.state && event.state.htmx) {
39003900+ restoreHistory();
39013901+ forEach(restoredElts, function(elt){
39023902+ triggerEvent(elt, 'htmx:restored', {
39033903+ 'document': getDocument(),
39043904+ 'triggerEvent': triggerEvent
39053905+ });
39063906+ });
39073907+ } else {
39083908+ if (originalPopstate) {
39093909+ originalPopstate(event);
39103910+ }
39113911+ }
39123912+ };
39133913+ setTimeout(function () {
39143914+ triggerEvent(body, 'htmx:load', {}); // give ready handlers a chance to load up before firing this event
39153915+ body = null; // kill reference for gc
39163916+ }, 0);
39173917+ })
39183918+39193919+ return htmx;
39203920+ }
39213921+)()
39223922+}));
···11+{{define "head"}}
22+<title>404 - ari melody 💫</title>
33+<link rel="shortcut icon" href="/img/favicon.png" type="image/x-icon">
44+<link rel="stylesheet" href="/style/error.css">
55+{{end}}
66+77+{{define "content"}}
88+<main>
99+ <h1>
1010+ # 404 - not found!
1111+ </h1>
1212+1313+ <p>
1414+ the page you're looking for does not exist.
1515+ <br>
1616+ if you like, you can head back <a href="/">home</a> or <a href="{{.Target}}">try again!</a>
1717+ </p>
1818+1919+ <p><small>status: ERR_NOT_FOUND</small></p>
2020+</main>
2121+{{end}}