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/**
* Facebook client javascript.
*
* @author Michael J. Rubinsky <mrubinsk@horde.org>
* @copyright 2014 Horde LLC
* @license http://www.horde.org/licenses/lgpl LGPL-2
*/
var Horde_Facebook = Class.create({
oldest: '',
newest: '',
opts: {},
/**
* opts.spinner
* opts.input
* opts.refreshrate
* opts.content
* opts.endpoint,
* opts.notifications
* opts.getmore
* opts.button
* opts.instance
* opts.filter
* opts.count
*
*/
initialize: function(opts)
{
this.opts = Object.extend({
refreshrate: 300,
count: 10,
filter: 'nf'
}, opts);
this.getNewEntries();
$(this.opts.getmore).observe('click', function(e) { this.getOlderEntries(); e.stop(); }.bind(this));
$(this.opts.button).observe('click', function(e) { this.updateStatus(); e.stop(); }.bind(this));
},
/**
* Update FB status.
*
* @param string statusText The new status text.
* @param string inputNode The DOM Element for the input box.
*
* @return void
*/
updateStatus: function()
{
if (!$F(this.opts.input)) {
return;
}
$(this.opts.spinner).toggle();
var params = {
statusText: $F(this.opts.input),
instance: this.opts.instance
};
HordeCore.doAction('facebookUpdateStatus',
params,
{ callback: this._updateStatusCallback.bind(this) }
);
},
_updateStatusCallback: function(r)
{
$(this.opts.input).value = '';
$(this.opts.spinner).toggle();
$(this.opts.content).insert({ 'top': r });
},
addLike: function(post_id)
{
$(this.opts.spinner).toggle();
var params = {
post_id: post_id,
instance: this.opts.instance
};
HordeCore.doAction('facebookAddLike',
params,
{ callback: this._addLikeCallback.curry(post_id).bind(this) }
);
},
_addLikeCallback: function(post_id, r)
{
$('fb' + post_id).update(r);
$(this.opts.spinner).toggle();
},
getOlderEntries: function() {
var params = {
'newest': this.oldest,
'instance': this.opts.instance,
'filter': this.opts.filter
};
HordeCore.doAction('facebookGetStream',
params,
{ callback: this._getOlderEntriesCallback.bind(this) }
);
},
_getOlderEntriesCallback: function(response)
{
var content = response.c,
h = $(this.opts.content).scrollHeight;
this.oldest = response.o;
$(this.opts.content).insert(content);
$(this.opts.content).scrollTop = h;
},
getNewEntries: function()
{
var params = {
'notifications': this.opts.notifications,
'oldest': this.oldest,
'newest': this.newest,
'instance': this.opts.instance,
'filter': this.opts.filter
};
HordeCore.doAction('facebookGetStream',
params,
{ callback: this._getNewEntriesCallback.bind(this) }
);
},
_getNewEntriesCallback: function(response)
{
$(this.opts.content).insert({ 'top': response.c });
$(this.opts.notifications).update(response.nt);
this.newest = response.n;
if (!this.oldest) {
this.oldest = response.o;
}
}
});
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