chamilo-lms/main/user/session_list.php

<?php
/* For licensing terms, see /license.txt */

/**
 * List sessions in an efficient and usable way
 * @package chamilo.admin
 */

$cidReset = true;

require_once '../inc/global.inc.php';
$this_section = SECTION_PLATFORM_ADMIN;

api_protect_teacher_script(true);

//Add the JS needed to use the jqgrid
$htmlHeadXtra[] = api_get_jqgrid_js();

$action = $_REQUEST['action'];
$idChecked = $_REQUEST['idChecked'];

$tool_name = get_lang('SessionList');
Display::display_header($tool_name);

$allowTutors = api_get_setting('allow_tutors_to_assign_students_to_session');
if ($allowTutors == 'true') {

    $error_message = ''; // Avoid conflict with the global variable $error_msg (array type) in add_course.conf.php.
    if (isset($_GET['action']) && $_GET['action'] == 'show_message') {
        $error_message = Security::remove_XSS($_GET['message']);
    }

    if (!empty($error_message)) {
        Display::display_normal_message($error_message, false);
    }

    //jqgrid will use this URL to do the selects
    $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_sessions&from_course_session=1';
    if (isset($_REQUEST['keyword'])) {
        //Begin with see the searchOper param
        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_sessions&from_course_session=1&_search=true&rows=20&page=1&sidx=&sord=asc&filters=&searchField=name&searchString='.Security::remove_XSS($_REQUEST['keyword']).'&searchOper=bw';
    }

    //The order is important you need to check the the $column variable in the model.ajax.php file
    $columns = array(
        get_lang('Name'),
        get_lang('NumberOfCourses'),
        get_lang('NumberOfUsers'),
        get_lang('SessionCategoryName'),
        get_lang('StartDate'),
        get_lang('EndDate'),
        get_lang('Coach'),
        get_lang('Status'),
        get_lang('Visibility'),
        get_lang('Actions'),
    );

    //Column config
    $column_model   = array(
        array('name'=>'name',           'index'=>'name',          'width'=>'160',  'align'=>'left', 'search' => 'true', 'wrap_cell' => "true"),
        array('name'=>'nbr_courses',    'index'=>'nbr_courses',   'width'=>'30',   'align'=>'left', 'search' => 'true'),
        array('name'=>'nbr_users',      'index'=>'nbr_users',     'width'=>'30',   'align'=>'left', 'search' => 'true'),
        array('name'=>'category_name',  'index'=>'category_name', 'width'=>'70',   'align'=>'left', 'search' => 'true'),
        array('name'=>'access_start_date',     'index'=>'access_start_date',    'width'=>'40',   'align'=>'left', 'search' => 'true'),
        array('name'=>'access_end_date',       'index'=>'access_end_date',      'width'=>'40',   'align'=>'left', 'search' => 'true'),
        array('name'=>'coach_name',     'index'=>'coach_name',    'width'=>'80',   'align'=>'left', 'search' => 'false'),
        array('name'=>'status',         'index'=>'session_active','width'=>'40',   'align'=>'left', 'search' => 'true', 'stype'=>'select',
          //for the bottom bar
            'searchoptions' => array(
                'defaultValue' => '1',
                'value' => '1:'.get_lang('Active').';0:'.get_lang('Inactive')
            ),
          //for the top bar
          'editoptions' => array('value' => ':'.get_lang('All').';1:'.get_lang('Active').';0:'.get_lang('Inactive'))),
        array('name'=>'visibility',     'index'=>'visibility',      'width'=>'40',   'align'=>'left', 'search' => 'false'),
        array('name'=>'actions',        'index'=>'actions',         'width'=>'100',  'align'=>'left','formatter'=>'action_formatter','sortable'=>'false', 'search' => 'false')
    );
    //Autowidth
    $extra_params['autowidth'] = 'true';

    //height auto
    $extra_params['height'] = 'auto';
    //$extra_params['excel'] = 'excel';
    //$extra_params['rowList'] = array(10, 20 ,30);

    //With this function we can add actions to the jgrid (edit, delete, etc)
    $action_links = 'function action_formatter(cellvalue, options, rowObject) {
         return \'&nbsp;<a href="add_users_to_session.php?page=session_list.php&id_session=\'+options.rowId+\'">'.Display::return_icon('user_subscribe_session.png',get_lang('SubscribeUsersToSession'),'',ICON_SIZE_SMALL).'</a>'.
         '\';
    }';
    ?>
    <script>
        function setSearchSelect(columnName) {
        $("#sessions").jqGrid('setColProp', columnName,
        {
           searchoptions:{
                dataInit:function(el){
                    $("option[value='2']",el).attr("selected", "selected");
                    setTimeout(function(){
                        $(el).trigger('change');
                    },1000);
                }
            }
        });
    }

    $(function() {
        <?php
            echo Display::grid_js('sessions', $url,$columns,$column_model,$extra_params, array(), $action_links,true);
        ?>

        setSearchSelect("status");
        $("#sessions").jqGrid('navGrid','#sessions_pager', {edit:false,add:false,del:false},
            {height:280,reloadAfterSubmit:false}, // edit options
            {height:280,reloadAfterSubmit:false}, // add options
            {reloadAfterSubmit:false}, // del options
            {width:500} // search options
        );
        /*
        // add custom button to export the data to excel
        jQuery("#sessions").jqGrid('navButtonAdd','#sessions_pager',{
               caption:"",
               onClickButton : function () {
                   jQuery("#sessions").excelExport();
               }
        });

        jQuery('#sessions').jqGrid('navButtonAdd','#sessions_pager',{id:'pager_csv',caption:'',title:'Export To CSV',onClickButton : function(e)
        {
            try {
                jQuery("#sessions").jqGrid('excelExport',{tag:'csv', url:'grid.php'});
            } catch (e) {
                window.location= 'grid.php?oper=csv';
            }
        },buttonicon:'ui-icon-document'})
        */
        //Adding search options
        var options = {
            'stringResult': true,
            'autosearch' : true,
            'searchOnEnter':false
        }
        jQuery("#sessions").jqGrid('filterToolbar',options);
        var sgrid = $("#sessions")[0];
        sgrid.triggerToolbar();
    });
    </script>
    <?php if (api_is_platform_admin()) {?>
        <div class="actions">
        <?php
        echo '<a href="'.api_get_path(WEB_CODE_PATH).'session/session_add.php">'.Display::return_icon('new_session.png',get_lang('AddSession'),'',ICON_SIZE_MEDIUM).'</a>';
        echo '<a href="'.api_get_path(WEB_CODE_PATH).'session/add_many_session_to_category.php">'.Display::return_icon('session_to_category.png',get_lang('AddSessionsInCategories'),'',ICON_SIZE_MEDIUM).'</a>';
        echo '<a href="'.api_get_path(WEB_CODE_PATH).'session/session_category_list.php">'.Display::return_icon('folder.png',get_lang('ListSessionCategory'),'',ICON_SIZE_MEDIUM).'</a>';
        echo '</div>';
    }
} else {
    api_not_allowed();
}
echo Display::grid_html('sessions');
Display::display_footer();