<?php
/* For licensing terms, see /license.txt */
/**
*	@package chamilo.admin
*	@author Julio Montoya <gugli100@gmail.com>
*/

// name of the language file that needs to be included
$language_file = 'admin';

// resetting the course id
$cidReset = true;

require_once '../inc/global.inc.php';
require_once api_get_path(LIBRARY_PATH).'urlmanager.lib.php';
require_once api_get_path(LIBRARY_PATH).'course_category.lib.php';
require_once api_get_path(LIBRARY_PATH).'xajax/xajax.inc.php';

$xajax = new xajax();
$xajax->registerFunction(array('searchCourseCategoryAjax', 'UrlManager', 'searchCourseCategoryAjax'));

// Setting the section (for the tabs)
$this_section = SECTION_PLATFORM_ADMIN;

// Access restrictions
api_protect_global_admin_script();
if (!api_get_multiple_access_url()) {
    header('Location: index.php');
    exit;
}

// Setting breadcrumbs
$tool_name = get_lang('EditUserGroupToURL');
$interbreadcrumb[] = array ('url' => 'index.php', 'name' => get_lang('PlatformAdmin'));
$interbreadcrumb[] = array ('url' => 'access_urls.php', 'name' => get_lang('MultipleAccessURLs'));

$add_type = 'multiple';
if (isset($_REQUEST['add_type']) && $_REQUEST['add_type'] != '') {
    $add_type = Security::remove_XSS($_REQUEST['add_type']);
}

$access_url_id = 1;
if (isset($_REQUEST['access_url_id']) && $_REQUEST['access_url_id'] != '') {
    $access_url_id = Security::remove_XSS($_REQUEST['access_url_id']);
}

$xajax->processRequests();
$htmlHeadXtra[] = $xajax->getJavascript('../inc/lib/xajax/');
$htmlHeadXtra[] = '
<script>
function add_user_to_url(code, content) {

	document.getElementById("course_to_add").value = "";
	document.getElementById("ajax_list_courses").innerHTML = "";

	destination = document.getElementById("destination_users");
	destination.options[destination.length] = new Option(content,code);

	destination.selectedIndex = -1;
	sortOptions(destination.options);
}

function send() {

	if (document.formulaire.access_url_id.value!=0) {
		document.formulaire.form_sent.value=0;
		document.formulaire.add_type.value=\''.$add_type.'\';
		document.formulaire.submit();
	}
}

function remove_item(origin) {
	for(var i = 0 ; i<origin.options.length ; i++) {
		if(origin.options[i].selected) {
			origin.options[i]=null;
			i = i-1;
		}
	}
}
</script>';

$form_sent=0;
$errorMsg='';
$UserList=$SessionList = array();
$users=$sessions = array();

if (isset($_POST['form_sent']) && $_POST['form_sent']) {
    $form_sent = $_POST['form_sent'];
    $list = $_POST['course_list'];

    if (!is_array($list)) {
        $list = array();
    }

    if ($form_sent == 1) {
        if ($access_url_id == 0) {
            header('Location: access_url_edit_users_to_url.php?action=show_message&message='.get_lang('SelectURL'));
        } elseif (is_array($list)) {
            UrlManager::updateUrlRelCourseCategory($list, $access_url_id);
            header('Location: access_urls.php?action=show_message&message='.get_lang('Updated'));
        }
        exit;
    }
}

Display::display_header($tool_name);

api_display_tool_title($tool_name);

if ($_GET['action'] == 'show_message') {
    Display :: display_normal_message(Security::remove_XSS(stripslashes($_GET['message'])));
}

$noUserGroupList = $userGroupList = array();
$ajax_search = $add_type == 'unique' ? true : false;

if ($ajax_search) {
    $userGroups = UrlManager::getUrlRelCourseCategory($access_url_id);
    foreach ($userGroups as $item) {
        $userGroupList[$item['id']] = $item;
    }
} else {
    $userGroups = UrlManager::getUrlRelCourseCategory();

    foreach ($userGroups as $item) {
        if ($item['access_url_id'] == $access_url_id) {
            $userGroupList[$item['id']] = $item ;
        }
    }
    $noUserGroupList = getCourseCategoryNotInList(array_keys($userGroupList));
}

if ($add_type == 'multiple') {
	$link_add_type_unique = '<a href="'.api_get_self().'?add_type=unique&access_url_id='.$access_url_id.'">'.get_lang('SessionAddTypeUnique').'</a>';
	$link_add_type_multiple = get_lang('SessionAddTypeMultiple');
} else {
	$link_add_type_unique = get_lang('SessionAddTypeUnique');
	$link_add_type_multiple = '<a href="'.api_get_self().'?add_type=multiple&access_url_id='.$access_url_id.'">'.get_lang('SessionAddTypeMultiple').'</a>';
}

$url_list = UrlManager::get_url_data();
?>
<div style="text-align: left;">
	<?php echo $link_add_type_unique ?>&nbsp;|&nbsp;<?php echo $link_add_type_multiple ?>
</div>
<br /><br />
<form
    name="formulaire"
    method="post"
    action="<?php echo api_get_self(); ?>"
    style="margin:0px;" <?php if ($ajax_search) { echo ' onsubmit="valide();"'; } ?>
>
<?php echo get_lang('SelectUrl').' : '; ?>
<select name="access_url_id" onchange="javascript:send();">
<option value="0">-- <?php echo get_lang('SelectUrl')?> -- </option>
	<?php
    $url_selected = '';
    foreach ($url_list as $url_obj) {
        $checked = '';
        if (!empty($access_url_id)) {
            if ($url_obj[0] == $access_url_id) {
                $checked = 'selected=true';
                $url_selected=$url_obj[1];
            }
        }
        if ($url_obj['active']==1) { ?>
            <option <?php echo $checked;?> value="<?php echo $url_obj[0]; ?>"> <?php echo $url_obj[1]; ?>
            </option>
        <?php
        }
    }
?>
</select>
<br /><br />
<input type="hidden" name="form_sent" value="1" />
<input type="hidden" name="add_type" value = "<?php echo $add_type ?>" />

<?php
if (!empty($errorMsg)) {
    Display::display_normal_message($errorMsg); //main API
}
?>

<table border="0" cellpadding="5" cellspacing="0" width="100%">
<!-- Users -->
<tr>
  <td align="center"><b><?php echo get_lang('CourseCategoryInPlatform') ?></b>
  </td>
  <td></td>
  <td align="center"><b><?php printf(get_lang('CourseCategoryListInX'),$url_selected); ?></b></td>
</tr>

<tr>
  <td align="center">
  <div id="content_source">
    <?php if ($ajax_search) { ?>
		<input type="text" id="course_to_add" onkeyup="xajax_searchCourseCategoryAjax(this.value,document.formulaire.access_url_id.options[document.formulaire.access_url_id.selectedIndex].value)" />
		<div id="ajax_list_courses"></div>
    <?php } else { ?>
	  <select id="origin_users" name="no_course_list[]" multiple="multiple" size="15" style="width:380px;">
		<?php
		foreach ($noUserGroupList as $noItem) {
		?>
			<option value="<?php echo $noItem['id']; ?>">
                <?php echo $noItem['name']; ?>
            </option>
		<?php
		}
		?>
	  </select>
	<?php
  	  }
  	 ?>
  </div>
  </td>
  <td width="10%" valign="middle" align="center">
  <?php
  if ($ajax_search) {
	?>
	<button class="arrowl" type="button" onclick="remove_item(document.getElementById('destination_users'))" ></button>
  	<?php
  } else {
  	?>
	<button class="arrowr" type="button" onclick="moveItem(document.getElementById('origin_users'), document.getElementById('destination_users'))" ></button>
	<br /><br />
	<button class="arrowl" type="button" onclick="moveItem(document.getElementById('destination_users'), document.getElementById('origin_users'))" ></button>
	<?php
  }
  ?>
	<br /><br /><br /><br /><br /><br />
  </td>
  <td align="center">
  <select id="destination_users" name="course_list[]" multiple="multiple" size="15" style="width:380px;">
<?php
foreach($userGroupList as $item) {
?>
	<option value="<?php echo $item['id']; ?>">
        <?php echo $item['name']; ?>
    </option>
<?php
}
?>
  </select>
  </td>
</tr>
<tr>
	<td colspan="3" align="center">
		<br />
		<?php
		if(isset($_GET['add']))
			echo '<button class="save" onclick="valide()" >'.get_lang('Add').'</button>';
		else
			echo '<button class="save" onclick="valide()" >'.get_lang('Edit').'</button>';
		?>
	</td>
</tr>
</table>
</form>
<script>

function moveItem(origin , destination) {
	for(var i = 0 ; i<origin.options.length ; i++) {
		if(origin.options[i].selected) {
			destination.options[destination.length] = new Option(origin.options[i].text,origin.options[i].value);
			origin.options[i]=null;
			i = i-1;
		}
	}
	destination.selectedIndex = -1;
	sortOptions(destination.options);
}

function sortOptions(options) {
	newOptions = new Array();
	for (i = 0 ; i<options.length ; i++)
		newOptions[i] = options[i];

	newOptions = newOptions.sort(mysort);
	options.length = 0;
	for(i = 0 ; i < newOptions.length ; i++)
		options[i] = newOptions[i];

}

function mysort(a, b) {
	if(a.text.toLowerCase() > b.text.toLowerCase()){
		return 1;
	}
	if(a.text.toLowerCase() < b.text.toLowerCase()){
		return -1;
	}
	return 0;
}

function valide(){
	var options = document.getElementById('destination_users').options;
	for (i = 0 ; i<options.length ; i++)
		options[i].selected = true;
	document.forms.formulaire.submit();
}

function loadUsersInSelect(select){

	var xhr_object = null;

	if(window.XMLHttpRequest) // Firefox
		xhr_object = new XMLHttpRequest();
	else if(window.ActiveXObject) // Internet Explorer
		xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
	else  // XMLHttpRequest non supporté par le navigateur
	alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest...");

	xhr_object.open("POST", "loadUsersInSelect.ajax.php");
	xhr_object.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	nosessionUsers = makepost(document.getElementById('origin_users'));
	sessionUsers = makepost(document.getElementById('destination_users'));
	nosessionClasses = makepost(document.getElementById('origin_classes'));
	sessionClasses = makepost(document.getElementById('destination_classes'));
	xhr_object.send("nosessionusers="+nosessionUsers+"&sessionusers="+sessionUsers+"&nosessionclasses="+nosessionClasses+"&sessionclasses="+sessionClasses);

	xhr_object.onreadystatechange = function() {
		if(xhr_object.readyState == 4) {
			document.getElementById('content_source').innerHTML = result = xhr_object.responseText;
		}
	}
}

function makepost(select){
	var options = select.options;
	var ret = "";
	for (i = 0 ; i<options.length ; i++)
		ret = ret + options[i].value +'::'+options[i].text+";;";
	return ret;
}
</script>
<?php
Display::display_footer();
