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/*##################################################
 *                                global.js
 *                            -------------------
 *   begin                : March 15 2008
 *   copyright            : (C) 2008 Viarre Régis
 *   email                : crowkait@phpboost.com
 *
 *
###################################################
 *
 *   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 2 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
###################################################*/
 
//Barre de progression, 
var timeout_progress_bar = null;
var max_percent = 0;
var info_progress_tmp = '';
var speed_progress = 20; //Vitesse de la progression.
var progressbar_size = 55; //Taille de la barre de progression.
var idbar = ''; //Identifiant de la barre de progression.
var restart_progress = false;
 
//Configuration de la barre de progression.
function load_progress_bar(progressbar_speed_tmp, progressbar_id_tmp)
{
progressbar_speed = progressbar_speed_tmp;
restart_progress = true;
progressbar_id = progressbar_id_tmp;
if( arguments.length == 3 ) //Argument optionnel.
progressbar_size = arguments[2];
}
 
//Barre de progression.
function progress_bar(percent_progress, info_progress)
{
bar_progress = (percent_progress * progressbar_size) / 100;
if( arguments.length == 4 )
{
result_id = arguments[2];
result_msg = arguments[3];
}
else
{
result_id = "";
result_msg = "";
}
 
// Déclaration et initialisation d'une variable statique
if( restart_progress )
{
clearTimeout(timeout_progress_bar);
this.percent_begin = 0;
max_percent = 0;
if( document.getElementById('progress_bar' + progressbar_id) )
document.getElementById('progress_bar' + progressbar_id).innerHTML = '';
restart_progress = false;
}
 
if( this.percent_begin <= bar_progress )
{
if( document.getElementById('progress_bar' + progressbar_id) )
document.getElementById('progress_bar' + progressbar_id).innerHTML += '<img src="templates/images/progress.png" alt="" />';
if( document.getElementById('progress_percent' + progressbar_id) )
document.getElementById('progress_percent' + progressbar_id).innerHTML = Math.round((this.percent_begin * 100) / progressbar_size);
if( document.getElementById('progress_info' + progressbar_id) )
{
if( percent_progress > max_percent )
{
max_percent = percent_progress;
info_progress_tmp = info_progress;
}
document.getElementById('progress_info' + progressbar_id).innerHTML = info_progress_tmp;
}
 
timeout_progress_bar = setTimeout('progress_bar(' + percent_progress + ', "' + info_progress + '", "' + result_id + '", "' + result_msg.replace(/"/g, "\"") + '")', progressbar_speed);
}
else
this.percent_begin = this.percent_begin - 1;
this.percent_begin++;
}
 
//Fonction de préparation de l'ajax.
function xmlhttprequest_init(filename)
{
var xhr_object = null;
if( window.XMLHttpRequest ) //Firefox
   xhr_object = new XMLHttpRequest();
else if( window.ActiveXObject ) //Internet Explorer
   xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
 
xhr_object.open('POST', filename, true);
 
return xhr_object;
}
 
//Fonction ajax d'envoi.
function xmlhttprequest_sender(xhr_object, data)
{
xhr_object.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
xhr_object.send(data);
}
 
//Echape les variables de type chaînes dans les requêtes xmlhttprequest.
function escape_xmlhttprequest(contents)
{
contents = contents.replace(/+/g, '%2B');
contents = contents.replace(/&/g, '%26');
 
return contents;
}
 
//Supprime les espaces en début et fin de chaîne.
function trim(myString)
{
return myString.replace(/^s+/g,'').replace(/s+$/g,'')
}