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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,125 @@ | ||
| /* ConfigCache.js | ||
| * | ||
| * copyright (c) 2010-2016, Christian Mayer and the CometVisu contributers. | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU General Public License as published by the Free | ||
| * Software Foundation; either version 3 of the License, or (at your option) | ||
| * any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, but WITHOUT | ||
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
| * more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License along | ||
| * with this program; if not, write to the Free Software Foundation, Inc., | ||
| * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA | ||
| */ | ||
|
|
||
| /** | ||
| * Handles caches for cometvisu configs | ||
| * | ||
| * @author Tobias Bräutigam | ||
| * @since 0.10.0 | ||
| */ | ||
|
|
||
| /* TODO: | ||
| - cache icons | ||
| */ | ||
| define([], function() { | ||
| var instance; | ||
|
|
||
| function ConfigCache() { | ||
| this._cacheKey = "data"; | ||
| this._parseCacheData = null; | ||
| this._valid = null; | ||
|
|
||
| this.dump = function(xml) { | ||
| this.save(this._cacheKey, { | ||
| hash: this.toHash(xml), | ||
| data: templateEngine.widgetData, | ||
| addresses: templateEngine.ga_list, | ||
| configSettings: templateEngine.configSettings | ||
| }); | ||
| localStorage.setItem(templateEngine.configSuffix+".body", $('body').html()); | ||
| }; | ||
|
|
||
| this.save = function(key, data) { | ||
| localStorage.setItem(templateEngine.configSuffix+"."+key, JSON.stringify(data)); | ||
| }; | ||
|
|
||
| this.getBody = function() { | ||
| return localStorage.getItem(templateEngine.configSuffix + ".body"); | ||
| }; | ||
|
|
||
| this.getData = function(key) { | ||
| if (!this._parseCacheData) { | ||
| this._parseCacheData = JSON.parse(localStorage.getItem(templateEngine.configSuffix + "." + this._cacheKey)); | ||
| } | ||
| if (!this._parseCacheData) { | ||
| return null; | ||
| } | ||
| if (key) { | ||
| return this._parseCacheData[key]; | ||
| } else { | ||
| return this._parseCacheData; | ||
| } | ||
| }; | ||
|
|
||
| /** | ||
| * Returns true if there is an existing cache for the current config file | ||
| */ | ||
| this.isCached = function() { | ||
| return localStorage.getItem(templateEngine.configSuffix + "." + this._cacheKey) !== null; | ||
| }; | ||
|
|
||
| this.isValid = function(xml) { | ||
| // cache the result, as the config stays the same until next reload | ||
| if (this._valid === null) { | ||
| var hash = this.toHash(xml); | ||
| // TODO: remove before release | ||
| console.log("Current hash: '%s', cached hash: '%s'", hash, this.getData("hash")); | ||
| this._valid = hash == this.getData("hash"); | ||
| } | ||
| return this._valid; | ||
| }; | ||
|
|
||
| this.toHash = function(xml) { | ||
| return this.hashCode((new XMLSerializer()).serializeToString(xml)); | ||
| }; | ||
|
|
||
| this.clear = function(configSuffix) { | ||
| configSuffix = configSuffix || templateEngine.configSuffix; | ||
| localStorage.removeItem(configSuffix+"."+this._cacheKey); | ||
| localStorage.removeItem(configSuffix+".body"); | ||
| }; | ||
|
|
||
| /** | ||
| * @see http://stackoverflow.com/q/7616461/940217 | ||
| * @return {number} | ||
| */ | ||
| this.hashCode = function(string){ | ||
| if (Array.prototype.reduce){ | ||
| return string.split("").reduce(function(a,b){a=((a<<5)-a)+b.charCodeAt(0);return a&a},0); | ||
| } | ||
| var hash = 0; | ||
| if (string.length === 0) return hash; | ||
| for (var i = 0, l = string.length; i < l; i++) { | ||
| var character = string.charCodeAt(i); | ||
| hash = ((hash<<5)-hash)+character; | ||
| hash = hash & hash; // Convert to 32bit integer | ||
| } | ||
| return hash; | ||
| } | ||
| } | ||
| return { | ||
| // simulate a singleton | ||
| getInstance : function() { | ||
| if (!instance) { | ||
| instance = new ConfigCache(); | ||
| } | ||
| return instance; | ||
| } | ||
| }; | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| /* MessageBroker.js | ||
| * | ||
| * copyright (c) 2010-2016, Christian Mayer and the CometVisu contributers. | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU General Public License as published by the Free | ||
| * Software Foundation; either version 3 of the License, or (at your option) | ||
| * any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, but WITHOUT | ||
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
| * more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License along | ||
| * with this program; if not, write to the Free Software Foundation, Inc., | ||
| * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA | ||
| */ | ||
|
|
||
| /** | ||
| * Global MessageBroker for publishing/subscribing messages on defined topics | ||
| * | ||
| * @author Tobias Bräutigam | ||
| * @since 0.10.0 | ||
| */ | ||
| define([], function() { | ||
| var instance; | ||
|
|
||
| function MessageBroker() { | ||
|
|
||
| this.__registry = {}; | ||
| // topics only fired once | ||
| this.__singleEventTopics = ["setup.dom.finished"]; | ||
|
|
||
| this.enableTestMode = function() { | ||
| this.__singleEventTopics = []; | ||
| }; | ||
|
|
||
| this.subscribeOnce = function (topic, callback, context, priority) { | ||
| this.subscribe(topic, callback, context, priority, true); | ||
| }; | ||
|
|
||
| this.subscribe = function (topic, callback, context, priority, once) { | ||
| if (!this.__registry[topic]) { | ||
| this.__registry[topic] = []; | ||
| } | ||
| var registry = this.__registry[topic]; | ||
| registry.push([callback || this, context, priority || 0, once || false]); | ||
| // sort by priority | ||
| registry.sort(function(a, b) { | ||
| return b[2] - a[2]; | ||
| }) | ||
| }; | ||
|
|
||
| this.publish = function (topic) { | ||
| var registry = this.__registry[topic]; | ||
| if (registry) { | ||
| var remove = []; | ||
| registry.forEach(function(entry, index) { | ||
| entry[0].apply(entry[1], Array.prototype.slice.call(arguments, 1)); | ||
| if (entry[3] === true) { | ||
| remove.push(index); | ||
| } | ||
| }); | ||
| if (this.__singleEventTopics.indexOf(topic) >= 0) { | ||
| // this is a single-fire event and can only be fired once -> delete listeners | ||
| delete this.__registry[topic]; | ||
| } | ||
| else { | ||
| remove.forEach(function (index) { | ||
| registry.splice(index, 1); | ||
| }, this); | ||
| } | ||
| } | ||
| }; | ||
|
|
||
| this.clear = function() { | ||
| this.__registry = {}; | ||
| } | ||
| } | ||
| return { | ||
| // simulate a singleton | ||
| getInstance : function() { | ||
| if (!instance) { | ||
| instance = new MessageBroker(); | ||
| } | ||
| return instance; | ||
| } | ||
| }; | ||
| }); |
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