commit | author | age
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function Ablageort(n, o, u) { |
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this.name = n; |
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this.ort = o; |
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this.url = u; |
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} |
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function Mediazentrale() { |
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var self = this; |
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var appMenu; |
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var cache; // mustache templates |
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var ortPfad; |
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var mediaPfad; |
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// auf der obersten Ebene werden die Kataloge angezeigt, |
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// darunter der Inhalt des aktuellen Pfades |
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this.media_liste = function() { |
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if(self.ortPfad === '/') { |
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console.log("kein Pfad, liste Kataloge"); |
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// Kataloge listen |
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self.http_get('../api/store/Ablageort/', function (responseText) { |
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self.vorlage_laden_und_fuellen("data/tpl/katalog_root_liste.tpl", JSON.parse(responseText), function (html) { |
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document.querySelector(".zentraler-inhalt").innerHTML = html; |
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self.addEvtListener('.entity-eintrag', 'click', function (event) { |
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var t = event.target; |
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self.http_get('../api/store/Ablageort/' + t.textContent, function(responseText) { |
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var ablageort = JSON.parse(responseText); |
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console.log(ablageort.url); |
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self.ortPfad = ablageort.url; |
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self.media_liste(); |
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}); |
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}); |
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}); |
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}); |
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} else { |
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console.log("liste Pfad " + self.mediaPfad); |
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// Pfad listen |
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self.http_get('..' + self.ortPfad + '/' + self.mediaPfad + '/', function(responseText) { |
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console.log(responseText); |
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self.vorlage_laden_und_fuellen("data/tpl/katalog_inhalt_liste.tpl", JSON.parse(responseText), function (html) { |
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document.querySelector(".zentraler-inhalt").innerHTML = html; |
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self.addEvtListener('.entity-eintrag', 'click', function (event) { |
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var t = event.target; |
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console.log(t.textContent); |
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if(t.classList.contains("entity-typ-folder")) { |
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self.mediaPfad = self.mediaPfad + '/' + t.textContent; |
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self.media_liste(); |
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} else { |
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console.log("Media-Inhalt auswaehlen oder abspielen"); |
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} |
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}); |
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self.addEvtListener('#zurueck-btn', 'click', function (event) { |
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if(self.mediaPfad === '/') { |
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self.ortPfad = '/'; |
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} else { |
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var pos = self.mediaPfad.lastIndexOf('/'); |
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var parent = self.mediaPfad.substring(0, pos); |
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console.log("Parent: " + parent); |
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self.mediaPfad = parent; |
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/* |
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if(parent === '/') { |
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self.ortPfad = '/'; |
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} else { |
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self.mediaPfad = parent; |
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} |
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*/ |
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} |
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self.media_liste(); |
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}); |
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}); |
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}); |
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} |
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}; |
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this.ablageort_liste = function() { |
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self.http_get('../api/store/Ablageort/', function (responseText) { |
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self.vorlage_laden_und_fuellen("data/tpl/ablageort_liste.tpl", JSON.parse(responseText), function (html) { |
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document.querySelector(".zentraler-inhalt").innerHTML = html; |
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self.addEvtListener('.entity-eintrag', 'click', function (event) { |
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var t = event.target; |
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self.http_get('../api/store/Ablageort/' + t.textContent, function(responseText){ |
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var ablageort = JSON.parse(responseText); |
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self.ablageort_form(ablageort); |
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}); |
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}); |
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self.addEvtListener('#neu-btn', 'click', function (event) { |
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eval("self.ablageort_form" + "(this)"); |
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}); |
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}); |
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}); |
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}; |
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/* |
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* Ablageort-Formular anzeigen |
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* |
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* {"name":"Katalog 2","ort":"/home/ulrich/Videos","url":"/media/kat2"}: |
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* |
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* @param {type} ablageort der Ablageort, der bearbeitet werden soll, leer fuer neuen Ort |
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* @returns {undefined} kein Rueckgabewert |
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*/ |
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this.ablageort_form = function(ort) { |
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self.vorlage_laden_und_fuellen("data/tpl/form_ablageort.tpl", ort, function (html) { |
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document.querySelector(".zentraler-inhalt").innerHTML = html; |
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self.addEvtListener('#ok-btn', 'click', function () { |
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var aName = document.querySelector('#ablageort-name').value; |
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aName = aName.replace(' ', '').replace(/[\W]+/g, ''); |
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var a = new Ablageort( |
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aName, |
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document.querySelector('#ablageort-ort').value, |
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document.querySelector('#ablageort-url').value |
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); |
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var daten = JSON.stringify(a); |
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if(typeof ort === "undefined" || ort.name !== aName) { |
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// neu |
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self.http_post('../api/store/Ablageort', daten, function (responseText) { |
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// hier die Antwort verarbeiten |
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}); |
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} else { |
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// aendern |
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self.http_put('../api/store/Ablageort', daten, function (responseText) { |
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// hier die Antwort verarbeiten |
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}); |
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} |
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//document.querySelector(".zentraler-inhalt").innerHTML = ''; |
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self.ablageort_liste(); |
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}); |
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self.addEvtListener('#cancel-btn', 'click', function () { |
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//document.querySelector(".zentraler-inhalt").innerHTML = ''; |
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self.ablageort_liste(); |
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}); |
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self.addEvtListener('#loeschen-btn', 'click', function() { |
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var aoname = document.querySelector('#ablageort-name').value; |
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var dlgdata = {"del-elem": aoname}; |
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self.dialog_laden_und_zeigen('data/tpl/dlg-loeschen.tpl', dlgdata, function() { |
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self.addEvtListener('#nein-btn', 'click', self.dialog_schliessen); |
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self.addEvtListener('#ja-btn', 'click', function() { |
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self.http_delete('../api/store/Ablageort/' + aoname, '', function (responseText) { |
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// hier die Antwort verarbeiten |
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self.dialog_schliessen(); |
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//document.querySelector(".zentraler-inhalt").innerHTML = ''; |
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self.ablageort_liste(); |
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}); |
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}); |
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}); |
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}); |
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}); |
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}; |
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this.addEvtListener = function (selector, eventName, func) { |
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var elems = document.querySelectorAll(selector); |
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var index; |
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for (index = 0; index < elems.length; index++) { |
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elems[index].addEventListener(eventName, func); |
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} |
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}; |
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/* asynchroner HTTP Client */ |
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this.http_get = function (u, cb) { |
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self.http_call('GET', u, null, cb); |
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}; |
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this.http_post = function (u, data, cb) { |
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self.http_call('POST', u, data, cb); |
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}; |
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this.http_put = function (u, data, cb) { |
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self.http_call('PUT', u, data, cb); |
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}; |
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this.http_delete = function (u, data, cb) { |
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console.log("delete " + u); |
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self.http_call('DELETE', u, data, cb); |
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}; |
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this.http_call = function (method, u, data, scallback) { |
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var xhr = new XMLHttpRequest(); |
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var url = u; |
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xhr.onreadystatechange = function () { |
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if (this.readyState === 4 && this.status === 200) { |
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scallback(this.responseText); |
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} |
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}; |
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xhr.open(method, url); |
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if (method === 'GET') { |
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xhr.send(); |
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} else if (method === 'POST' || method === 'PUT' || method === 'DELETE') { |
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xhr.setRequestHeader('Content-type', 'application/x-www-form-urlencoded'); |
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xhr.send(data); |
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} |
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}; |
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/* ab hier aus App-Vorlage */ |
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this.init = function () { |
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//self.vorlagen = new Vorlagen(); |
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self.mediaPfad = '/'; |
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self.ortPfad = '/'; |
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self.cache = new Array(); |
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self.appMenu = new AppMenu(); |
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self.appMenu.init( |
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"data/menu/", |
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"hauptmenue.json", |
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"data/tpl/app-menu.tpl", |
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".west", |
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"8em"); |
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document.querySelector('.hamburger').addEventListener('click', function (e) { |
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self.menue_umschalten(); |
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}); |
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self.fusszeile_umschalten(); |
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self.seitenleiste_umschalten(); |
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}; |
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this.menue_umschalten = function () { |
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var ham = document.querySelector(".hamburger"); |
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ham.classList.toggle("is-active"); // hamburger-icon umschalten |
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self.appMenu.toggle(); // menue oeffnen/schliessen |
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}; |
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this.info_dialog_zeigen = function () { |
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self.dialog_laden_und_zeigen('data/tpl/dlg-info.tpl', ''); |
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self.menue_umschalten(); |
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}; |
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this.seitenleiste_umschalten = function () { |
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var ostDiv = document.querySelector('.ost'); |
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if (ostDiv.classList.contains('ost-open')) { |
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ostDiv.classList.remove('ost-open'); |
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ostDiv.style.flexBasis = '0em'; |
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} else { |
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ostDiv.classList.add('ost-open'); |
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ostDiv.style.flexBasis = '6em'; |
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} |
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self.menue_umschalten(); |
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}; |
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this.fusszeile_umschalten = function () { |
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var suedDiv = document.querySelector('.sued'); |
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if (suedDiv.classList.contains('sued-open')) { |
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suedDiv.classList.remove('sued-open'); |
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suedDiv.style.height = '0'; |
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} else { |
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suedDiv.classList.add('sued-open'); |
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suedDiv.style.height = '1.5em'; |
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} |
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self.menue_umschalten(); |
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}; |
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this.menu_message = function (msg) { |
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self.meldung_mit_timeout(msg, 1500); |
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var suedDiv = document.querySelector('.sued'); |
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if (suedDiv.classList.contains('sued-open')) { |
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} else { |
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suedDiv.classList.add('sued-open'); |
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suedDiv.style.height = '1.5em'; |
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} |
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self.menue_umschalten(); |
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}; |
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this.message_1 = function () { |
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self.menu_message('Eine Mitteilung.'); |
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}; |
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this.message_2 = function () { |
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self.menu_message('Was wir schon immer sagen wollten.'); |
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}; |
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this.message_3 = function (text) { |
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self.menu_message(text); |
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}; |
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this.meldung_mit_timeout = function (meldung, timeout) { |
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var s = document.querySelector('.sued'); |
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s.classList.add('sued-open'); |
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s.style.height = '1.5em'; |
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s.textContent = meldung; |
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setTimeout(function () { |
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s.textContent = 'Bereit.'; |
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setTimeout(function () { |
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var suedDiv = document.querySelector('.sued'); |
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if (suedDiv.classList.contains('sued-open')) { |
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suedDiv.classList.remove('sued-open'); |
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suedDiv.style.height = '0'; |
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} |
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}, 500); |
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}, timeout); |
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}; |
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/* Dialog-Funktionen */ |
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/* |
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Einen Dialog aus Vorlagen erzeugen |
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vurl - URL zur Dialogvorlage |
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msgTpl - URL mit einer Vorlage eines Mitteilungstextes (optional) |
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*/ |
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this.dialog_laden_und_zeigen = function (vurl, msgTpl, cb) { |
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var vorlage = self.cache[vurl]; |
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if(vorlage === undefined) { |
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self.http_get(vurl, function(antwort) { |
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self.cache[vurl] = antwort; |
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self.dialog_zeigen(vurl, msgTpl, cb); |
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}); |
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} else { |
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self.dialog_zeigen(vurl, msgTpl, cb); |
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} |
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}; |
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this.dialog_zeigen = function (vurl, inhalt, cb) { |
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var dlg = document.querySelector(".dialog"); |
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self.html_erzeugen(vurl, inhalt, function (html) { |
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dlg.style.height = '7em'; |
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dlg.innerHTML = html; |
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document.querySelector('.close-btn').addEventListener('click', self.dialog_schliessen); |
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if(typeof(cb) !== 'function') { |
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// .. |
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} else { |
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cb(); |
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} |
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}); |
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}; |
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self.dialog_schliessen = function () { |
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document.querySelector('.close-btn').removeEventListener('click', self.dialog_schliessen); |
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var dlg = document.querySelector('.dialog'); |
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dlg.style.height = '0'; |
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dlg.innerHTML = ''; |
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}; |
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/* Vorlagen */ |
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/* |
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Das HTML erzeugen, das entsteht, wenn eine Vorlage mit Inhalt |
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gefüllt wird |
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Das Füllen erfolgt asynchron, d.h. der Programmlauf geht nach dem |
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Aufruf weiter ohne auf das Laden und Füllen der Vorlage zu warten. |
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Das fertige HTML wird der Callback-Funktion übergeben |
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sobald die Vorlage geladen und gefüllt ist, unabhängig davon, wo der |
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Programmlauf zu diesem Zeitpunkt mittlerweile ist. |
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vurl - URL zur Vorlagendatei |
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inhalt - die JSON-Struktur, deren Inhalt in die |
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Vorlage gefüllt werden soll |
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cb - Callback-Funktion, die gerufen wird, wenn die Vorlage gefüllt ist. |
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Dieser Callback-Funktion wird das fertige HTML übergeben |
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*/ |
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this.html_erzeugen = function (vurl, inhalt, cb) { |
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var vorlage = self.cache[vurl]; |
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if (vorlage === undefined) { |
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self.vorlage_laden_und_fuellen(vurl, inhalt, cb); |
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} else { |
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self.vorlage_fuellen(vurl, inhalt, cb); |
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} |
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}; |
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this.vorlage_fuellen = function (vurl, inhalt, cb) { |
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cb(Mustache.render(self.cache[vurl], inhalt)); |
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}; |
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/* |
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Eine Vorlage vom Server in den lokalen Speicher laden |
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vurl - der URL unter dem die Vorlage zu finden ist |
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inhalt - die JSON-Struktur, deren Inhalt in die |
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Vorlage gefüllt werden soll |
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cb - callback: Diese Funktion wird gerufen, wenn die Vorlage mit dem |
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Inhalt gefüllt ist |
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*/ |
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this.vorlage_laden_und_fuellen = function (vurl, inhalt, cb) { |
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var xmlhttp = new XMLHttpRequest(); |
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xmlhttp.onreadystatechange = function () { |
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if (this.readyState == 4 && this.status == 200) { |
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self.cache[vurl] = this.responseText; |
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self.vorlage_fuellen(vurl, inhalt, cb); |
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} |
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}; |
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xmlhttp.open("GET", vurl, true); |
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xmlhttp.send(); |
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}; |
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|
|
385 |
|
|
386 |
} |
|
387 |
|