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/*
* contentManager.js
*
* FileTea, low-friction file sharing <http://filetea.net>
*
* Copyright (C) 2011-2016, Igalia S.L.
*
* Authors:
* Eduardo Lima Mitev <elima@igalia.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License
* version 3, or (at your option) any later version as published by
* the Free Software Foundation.
*
* This library 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
* Affero General Public License at http://www.gnu.org/licenses/agpl.html
* for more details.
*/
define ([
"/transport/evdWebTransport.js"
], function (Evd) {
// FragidNavigator
var FragidNavigator = new Evd.Constructor ();
FragidNavigator.prototype = new Evd.Object ();
Evd.Object.extend (FragidNavigator.prototype, {
_init: function (args) {
this._interval = 50;
this._currentFragid = null;
var self = this;
this._checkFunc = function () {
self.check ();
};
this._intervalId = null;
if (args.autoStart !== false)
this.start ();
},
_getFragmentId: function () {
var hash = window.location.hash;
if (hash)
hash = hash.substr (1);
return hash;
},
check: function () {
var newFragid = this._getFragmentId ();
if (newFragid != this._currentFragid) {
var oldFragid = this._currentFragid;
this._currentFragid = newFragid;
this._fireEvent ("change", [oldFragid, newFragid]);
}
},
start: function () {
if (! this._intervalId) {
this._intervalId = window.setInterval (this._checkFunc, this._interval);
this.check ();
}
},
stop: function () {
if (this._intervalId) {
window.removeInterval (this._intervalId);
this._currentFragid = null;
}
},
navigateTo: function (fragId) {
window.location.hash = fragId;
},
getFragid: function () {
return this._currentFragid;
}
});
// ContentManager
var ContentManager = new Evd.Constructor ();
ContentManager.prototype = new Evd.Object ();
Evd.Object.extend (ContentManager.prototype, {
Mode: {
DYNAMIC: 0,
STATIC: 1,
VOLATILE: 2
},
_init: function (args) {
this._fragidNav = new FragidNavigator({ autoStart: false });
var self = this;
this._fragidNav.addEventListener ("change",
function (oldState, newState) {
if (newState == "")
newState = self._default;
self.open (newState);
});
this._contents = {};
require (["./utils"], function (Utils) {
self._utils = Utils;
});
},
add: function (id, name, url, content, mode) {
var c = {
id: id,
name: name,
url: url,
content: content,
mode: mode !== undefined ? mode : this.Mode.DYNAMIC
};
this._contents[id] = c;
},
setDefault: function (id) {
this._default = id;
},
open: function (id, callback) {
var self = this;
var c = this._contents[id];
if (! c) {
this._fireEvent ("not-found", [id]);
return true;
}
if (c.content == null && c.mode != this.Mode.STATIC) {
self._fireEvent ("add", [c.id, c.name]);
self._fireEvent ("loading", [c.id]);
jQuery.ajax ({
url: c.url,
success: function (data, statusText) {
c.content = data;
self._fireEvent ("add", [c.id, c.name, c.content]);
self._fireEvent ("show", [c.id, c.name]);
if (callback)
callback (c.content);
}
});
}
else {
self._fireEvent ("show", [c.id, c.name, c.content]);
}
return true;
},
invalidate: function (id) {
var c = this._contents[id];
if (! c)
return this;
if (c.mode == this.Mode.DYNAMIC)
c.content = null;
else if (c.mode == this.Mode.VOLATILE)
delete (this._contents[id]);
return this;
},
start: function () {
this._fragidNav.start ();
},
getCurrent: function () {
return this._fragidNav.getFragid ();
}
});
return ContentManager;
});
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