PHP Display::url方法代码示例

function openid_form()
{
    $form = new FormValidator('openid_login', 'post', null, null, array('class' => 'form-vertical form_login'));
    $form->addElement('text', 'openid_url', array(get_lang('OpenIDURL'), Display::url(get_lang('OpenIDWhatIs'), 'main/auth/openid/whatis.php')), array('class' => 'openid_input'));
    $form->addElement('button', 'submit', get_lang('Login'));
    return $form->return_form();
}

 function prepare_skill_box($skill, $position, $class)
 {
     $block_id = $skill['id'];
     $extra_class = 'third_window';
     if ($skill['parent_id'] == 0) {
         $extra_class = 'second_window';
     }
     $this->html .= '<div id="block_' . $block_id . '" class = "open_block window ' . $extra_class . '  ' . $class . '" style = "top:' . $position['y'] . 'px; left:' . $position['x'] . 'px;">';
     /*$gradebook_string = '';
       if (!empty($skill['gradebooks'])) {
           foreach ($skill['gradebooks'] as $gradebook) {
               //uncomment this to show the gradebook tags
               $gradebook_string .= Display::span($gradebook['name'], array('class'=>'label_tag gradebook','style'=>'width:50px')).'<br />';    
           }
       } */
     $content = $skill['name'];
     $content .= '<div class="btn-group">';
     $content .= Display::url(get_lang('Edit'), '#', array('id' => 'edit_block_' . $block_id, 'class' => 'edit_block btn'));
     $content .= Display::url('+', '#', array('id' => 'edit_block_' . $block_id, 'class' => 'edit_block btn'));
     $content .= '</div>';
     $this->html .= $content . ' ' . $gradebook_string;
     if ($this->type == 'edit' && $skill['parent_id'] != 0) {
         //$this->html .= Display::url(Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL), '#', array('id'=>'edit_block_'.$block_id,'class'=>'edit_block'));
         //$this->html .= Display::url(Display::return_icon('add.png', get_lang('Add'), array(), ICON_SIZE_SMALL), '#', array('id'=>'edit_block_'.$block_id,'class'=>'edit_block'));
         //$this->html .= Display::url(Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL), '#', array('id=>"edit_block_'.$block_id,'class'=>'edit_block'));
         //$this->html .= Display::url(Display::return_icon('up.png', get_lang('Close'), array(), ICON_SIZE_SMALL), '#', array('id'=>'close_block_'.$block_id,'class'=>'close_block'));
         //$this->html .= Display::url(Display::return_icon('down.png', get_lang('Open'), array(), ICON_SIZE_SMALL), '#', array('id'=>'open_block_'.$block_id,'class'=>'open_block'));
     }
     $this->html .= '</div>';
 }

 /**
  * Displays the title + grid
  */
 function display()
 {
     // action links
     echo '<div class="actions">';
     echo '<a href="../admin/index.php">' . Display::return_icon('back.png', get_lang('BackTo') . ' ' . get_lang('PlatformAdmin'), '', '32') . '</a>';
     echo '<a href="' . api_get_self() . '?action=add">' . Display::return_icon('new_class.png', get_lang('AddClasses'), '', '32') . '</a>';
     echo Display::url(Display::return_icon('import_csv.png', get_lang('Import'), array(), ICON_SIZE_MEDIUM), 'usergroup_import.php');
     echo Display::url(Display::return_icon('export_csv.png', get_lang('Export'), array(), ICON_SIZE_MEDIUM), 'usergroup_export.php');
     echo '</div>';
     echo Display::grid_html('usergroups');
 }

 public static function getTopMenu()
 {
     $menu_items = array();
     $menu_items[] = Display::url(Display::return_icon('stats.png', get_lang('MyStats'), '', ICON_SIZE_MEDIUM), api_get_path(WEB_CODE_PATH) . "auth/my_progress.php");
     $menu_items[] = Display::url(Display::return_icon('teacher.png', get_lang('TeacherInterface'), array(), 32), api_get_path(WEB_CODE_PATH) . 'mySpace/?view=teacher');
     $menu_items[] = Display::url(Display::return_icon('star_na.png', get_lang('AdminInterface'), array(), 32), '#');
     $menu_items[] = Display::url(Display::return_icon('quiz.png', get_lang('ExamTracking'), array(), 32), api_get_path(WEB_CODE_PATH) . 'tracking/exams.php');
     $menu = null;
     foreach ($menu_items as $item) {
         $menu .= $item;
     }
     $menu .= '<br />';
     return $menu;
 }

function openid_form()
{
    //get_lang('OpenIdAuthentication')
    $form = new FormValidator('openid_login', 'post', null, null, array('class' => 'form-vertical form_login'));
    $form->addElement('text', 'openid_url', array(get_lang('OpenIDURL'), Display::url(get_lang('OpenIDWhatIs'), 'main/auth/openid/whatis.php')), array('class' => 'openid_input'));
    $form->addElement('button', 'submit', get_lang('Login'));
    return $form->return_form();
    /*
     return '<label for="openid_url">'.get_lang('OpenIDURL').' <a href="main/auth/openid/whatis.php" title="'.get_lang('OpenIDWhatIs').'">'.Display::return_icon('info3.gif',get_lang('Info')).'</a></label>
     <input type="text" id="openid_url" name="openid_url" style="background: url(main/img/openid_small_logo.png) no-repeat; background-color: #fff; background-position: 0 50%; padding-left:18px;" value="http://"></input>
    * <input type="submit" name="openid_login" value="'.get_lang('Enter').'" /><br /><br /></form></div>';
    *
    */
}

 function prepare_skill_box($skill, $position, $class)
 {
     $block_id = $skill['id'];
     $extra_class = 'third_window';
     if ($skill['parent_id'] == 0) {
         $extra_class = 'second_window';
     }
     $this->html .= '<div id="block_' . $block_id . '" class = "open_block window ' . $extra_class . '  ' . $class . '" style = "top:' . $position['y'] . 'px; left:' . $position['x'] . 'px;">';
     $content = $skill['name'];
     $content .= '<div class="btn-group">';
     $content .= Display::url(get_lang('Edit'), '#', array('id' => 'edit_block_' . $block_id, 'class' => 'edit_block btn'));
     $content .= Display::url('+', '#', array('id' => 'edit_block_' . $block_id, 'class' => 'edit_block btn'));
     $content .= '</div>';
     $this->html .= $content . ' ' . $gradebook_string;
     if ($this->type == 'edit' && $skill['parent_id'] != 0) {
         //$this->html .= Display::url(Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL), '#', array('id'=>'edit_block_'.$block_id,'class'=>'edit_block'));
         //$this->html .= Display::url(Display::return_icon('add.png', get_lang('Add'), array(), ICON_SIZE_SMALL), '#', array('id'=>'edit_block_'.$block_id,'class'=>'edit_block'));
         //$this->html .= Display::url(Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL), '#', array('id=>"edit_block_'.$block_id,'class'=>'edit_block'));
         //$this->html .= Display::url(Display::return_icon('up.png', get_lang('Close'), array(), ICON_SIZE_SMALL), '#', array('id'=>'close_block_'.$block_id,'class'=>'close_block'));
         //$this->html .= Display::url(Display::return_icon('down.png', get_lang('Open'), array(), ICON_SIZE_SMALL), '#', array('id'=>'open_block_'.$block_id,'class'=>'open_block'));
     }
     $this->html .= '</div>';
 }

 /**
  * Get activities data to display
  */
 static function get_activities_data($from, $number_of_items, $column, $direction)
 {
     global $dateTimeFormatLong;
     $track_e_default = Database::get_main_table(TABLE_STATISTIC_TRACK_E_DEFAULT);
     $table_user = Database::get_main_table(TABLE_MAIN_USER);
     $access_url_rel_user_table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
     $current_url_id = api_get_current_access_url_id();
     $column = intval($column);
     $from = intval($from);
     $number_of_items = intval($number_of_items);
     if (!in_array($direction, array('ASC', 'DESC'))) {
         $direction = 'DESC';
     }
     if (api_is_multiple_url_enabled()) {
         $sql = "SELECT " . "default_event_type  as col0, " . "default_value_type    as col1, " . "default_value        as col2, " . "user.username         as col3, " . "user.user_id         as col4, " . "default_date         as col5 " . "FROM {$track_e_default} as track_default, {$table_user} as user, {$access_url_rel_user_table} as url " . "WHERE track_default.default_user_id = user.user_id AND url.user_id=user.user_id AND access_url_id='" . $current_url_id . "'";
     } else {
         $sql = "SELECT " . "default_event_type  as col0, " . "default_value_type    as col1, " . "default_value        as col2, " . "user.username         as col3, " . "user.user_id         as col4, " . "default_date         as col5 " . "FROM {$track_e_default} track_default, {$table_user} user " . "WHERE track_default.default_user_id = user.user_id ";
     }
     if (isset($_GET['keyword'])) {
         $keyword = Database::escape_string(trim($_GET['keyword']));
         $sql .= " AND (user.username LIKE '%" . $keyword . "%' OR default_event_type LIKE '%" . $keyword . "%' OR default_value_type LIKE '%" . $keyword . "%' OR default_value LIKE '%" . $keyword . "%') ";
     }
     if (!empty($column) && !empty($direction)) {
         $sql .= " ORDER BY col{$column} {$direction}";
     } else {
         $sql .= " ORDER BY col5 DESC ";
     }
     $sql .= " LIMIT {$from}, {$number_of_items} ";
     $res = Database::query($sql);
     $activities = array();
     while ($row = Database::fetch_row($res)) {
         if (strpos($row[1], '_object') === false) {
             $row[2] = $row[2];
         } else {
             if (!empty($row[2])) {
                 $row[2] = unserialize($row[2]);
                 if (is_array($row[2]) && !empty($row[2])) {
                     $row[2] = Text::implode_with_key(', ', $row[2]);
                 }
             }
         }
         if (!empty($row['default_date']) && $row['default_date'] != '0000-00-00 00:00:00') {
             $row['default_date'] = api_get_local_time($row['default_date']);
         } else {
             $row['default_date'] = '-';
         }
         if (!empty($row[4])) {
             //user ID
             $row[3] = Display::url($row[3], api_get_path(WEB_CODE_PATH) . 'admin/user_information?user_id=' . $row[5], array('title' => get_lang('UserInfo')));
             $row[4] = TrackingUserLog::get_ip_from_user_event($row[4], $row[5], true);
             if (empty($row[4])) {
                 $row[4] = get_lang('Unknown');
             }
         }
         $activities[] = $row;
     }
     return $activities;
 }

//.........这里部分代码省略.........
     $inject_where = $conditions['inject_where'];
     $inject_extra_fields = $conditions['inject_extra_fields'];
     $order = $conditions['order'];
     $limit = $conditions['limit'];
     if ($get_count == true) {
         $select = " SELECT count(*) as total_rows";
     } else {
         $select = " SELECT s.*, {$inject_extra_fields} {$inject_question_fields} 1 ";
     }
     $extraCondition = null;
     // Used by the question manager
     if (!empty($categoryId)) {
         $categoryRelQuestionTable = Database::get_course_table(TABLE_QUIZ_QUESTION_REL_CATEGORY);
         $extraCondition = " INNER JOIN {$categoryRelQuestionTable} c ON (s.iid = c.question_id)";
         $categoryId = intval($categoryId);
         $where .= " AND category_id = {$categoryId} ";
     }
     /*if (!empty($exerciseId)) {
           $exerciseRelQuestionTable = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
           $extraCondition .= " INNER JOIN $exerciseRelQuestionTable e ON (s.iid = e.question_id)";
           $exerciseId = intval($exerciseId);
           $where .= " AND exercice_id = $exerciseId ";
       }*/
     // Orphan questions
     if ($isOrphanQuestion) {
         //$exerciseRelQuestionTable = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
         //$extraCondition .= " INNER JOIN $exerciseRelQuestionTable e ON (s.iid = e.question_id)";
         $where .= " OR quizexercise.active = -1 OR quiz_rel_question.exercice_id IS NULL";
     }
     if (!empty($courseId)) {
         $courseId = intval($courseId);
         $where .= " AND s.c_id = {$courseId} ";
     }
     if (isset($options['question'])) {
         $courseList = CourseManager::get_course_list_of_user_as_course_admin(api_get_user_id());
         foreach ($options['question'] as $questionOption) {
             if ($questionOption['field'] == 'question_c_id') {
                 if (isset($questionOption['data'])) {
                     if (!isset($courseList[$questionOption['data']])) {
                         return array();
                     }
                 }
             }
         }
     }
     //var_dump(CourseManager::get_teacher_list_from_course_code())
     //var_dump($inject_joins);
     $query = " {$select} FROM {$questionTable} s {$inject_joins} {$extraCondition} WHERE 1=1 {$where} {$inject_where} {$order} {$limit}";
     //echo $query.'<br />';
     //var_dump($extraCondition);
     //var_dump($where);
     $result = Database::query($query);
     $questions = array();
     $exerciseList = null;
     if (!empty($exerciseId)) {
         $exercise = new Exercise();
         $exercise->read($exerciseId);
         $exerciseList = $exercise->questionList;
     }
     if (Database::num_rows($result)) {
         $questions = Database::store_result($result, 'ASSOC');
         if ($get_count) {
             return $questions[0]['total_rows'];
         }
         $previewIcon = Display::return_icon('preview.gif', get_lang('View'), array(), ICON_SIZE_SMALL);
         $copyIcon = Display::return_icon('copy.png', get_lang('Copy'), array(), ICON_SIZE_SMALL);
         $reuseIcon = Display::return_icon('view_more_stats.gif', get_lang('InsertALinkToThisQuestionInTheExercise'), array(), ICON_SIZE_SMALL);
         $editIcon = Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL);
         //$deleteIcon = Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL);
         //var_dump($exerciseId);
         // Including actions
         foreach ($questions as &$question) {
             $type = self::get_question_type($question['type']);
             $question['type'] = get_lang($type[1]);
             $question['question_question_type'] = get_lang($type[1]);
             if (empty($exerciseId)) {
                 // View.
                 $actions = Display::url($previewIcon, $app['url_generator']->generate('admin_questions_show', array('id' => $question['iid'])));
                 // Edit.
                 $actions .= Display::url($editIcon, $app['url_generator']->generate('admin_questions_edit', array('id' => $question['iid'])));
             } else {
                 // View.
                 $actions = Display::url($previewIcon, $app['url_generator']->generate('question_show', array('cidReq' => api_get_course_id(), 'id_session' => api_get_session_id(), 'exerciseId' => $exerciseId, 'id' => $question['iid'])));
                 if (isset($exerciseList) && !empty($exerciseList) && in_array($question['iid'], $exerciseList)) {
                     // Copy.
                     //$actions .= $copyIconDisabled;
                 } else {
                     // Copy.
                     $actions .= Display::url($copyIcon, 'javascript:void(0);', array('onclick' => 'ajaxAction(this);', 'data-url' => $app['url_generator']->generate('exercise_copy_question', array('cidReq' => api_get_course_id(), 'id_session' => api_get_session_id(), 'questionId' => $question['iid'], 'exerciseId' => $exerciseId))));
                     // Reuse.
                     $actions .= Display::url($reuseIcon, 'javascript:void(0);', array('onclick' => 'ajaxAction(this);', 'data-url' => $app['url_generator']->generate('exercise_reuse_question', array('cidReq' => api_get_course_id(), 'id_session' => api_get_session_id(), 'questionId' => $question['iid'], 'exerciseId' => $exerciseId))));
                 }
                 // Edit.
                 $actions .= Display::url($editIcon, $app['url_generator']->generate('exercise_question_edit', array('cidReq' => api_get_course_id(), 'id_session' => api_get_session_id(), 'id' => $question['iid'])));
             }
             $question['actions'] = $actions;
         }
     }
     return $questions;
 }

/**
 * Show the monthcalender of the given month
 * @param	array	Agendaitems
 * @param	int	Month number
 * @param	int	Year number
 * @param	array	Array of strings containing long week day names (deprecated, you can send an empty array instead)
 * @param	string	The month name
 * @return	void	Direct output
 */
function display_mymonthcalendar($user_id, $agendaitems, $month, $year, $weekdaynames = array(), $monthName, $show_content = true)
{
    global $DaysShort, $course_path;
    //Handle leap year
    $numberofdays = array(0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
    if ($year % 400 == 0 or $year % 4 == 0 and $year % 100 != 0) {
        $numberofdays[2] = 29;
    }
    //Get the first day of the month
    $dayone = getdate(mktime(0, 0, 0, $month, 1, $year));
    //Start the week on monday
    $startdayofweek = $dayone['wday'] != 0 ? $dayone['wday'] - 1 : 6;
    $g_cc = isset($_GET['courseCode']) ? $_GET['courseCode'] : '';
    $prev_icon = Display::return_icon('action_prev.png', get_lang('Previous'));
    $next_icon = Display::return_icon('action_next.png', get_lang('Next'));
    $next_month = $month == 1 ? 12 : $month - 1;
    $prev_month = $month == 12 ? 1 : $month + 1;
    $next_year = $month == 1 ? $year - 1 : $year;
    $prev_year = $month == 12 ? $year + 1 : $year;
    if ($show_content) {
        $back_url = Display::url($prev_icon, api_get_self() . "?coursePath=" . urlencode($course_path) . "&courseCode=" . Security::remove_XSS($g_cc) . "&action=view&view=month&month=" . $next_month . "&year=" . $next_year);
        $next_url = Display::url($next_icon, api_get_self() . "?coursePath=" . urlencode($course_path) . "&courseCode=" . Security::remove_XSS($g_cc) . "&action=view&view=month&month=" . $prev_month . "&year=" . $prev_year);
    } else {
        $back_url = Display::url($prev_icon, '', array('onclick' => "load_calendar('" . $user_id . "','" . $next_month . "', '" . $next_year . "'); "));
        $next_url = Display::url($next_icon, '', array('onclick' => "load_calendar('" . $user_id . "','" . $prev_month . "', '" . $prev_year . "'); "));
    }
    echo '<table id="agenda_list"><tr>';
    echo '<th width="10%">' . $back_url . '</th>';
    echo '<th width="80%" colspan="5"><br /><h3>' . $monthName . " " . $year . '</h3></th>';
    echo '<th width="10%">' . $next_url . '</th>';
    echo '</tr>';
    echo '<tr>';
    for ($ii = 1; $ii < 8; $ii++) {
        echo '<td class="weekdays">' . $DaysShort[$ii % 7] . '</td>';
    }
    echo '</tr>';
    $curday = -1;
    $today = getdate();
    while ($curday <= $numberofdays[$month]) {
        echo "<tr>";
        for ($ii = 0; $ii < 7; $ii++) {
            if ($curday == -1 && $ii == $startdayofweek) {
                $curday = 1;
            }
            if ($curday > 0 && $curday <= $numberofdays[$month]) {
                $bgcolor = $class = 'class="days_week"';
                $dayheader = Display::div($curday, array('class' => 'agenda_day'));
                if ($curday == $today['mday'] && $year == $today['year'] && $month == $today['mon']) {
                    $class = "class=\"days_today\" style=\"width:10%;\"";
                }
                echo "<td " . $class . ">" . $dayheader;
                if (!empty($agendaitems[$curday])) {
                    $items = $agendaitems[$curday];
                    $items = ArrayClass::msort($items, 'start_date_tms');
                    foreach ($items as $value) {
                        $value['title'] = Security::remove_XSS($value['title']);
                        $start_time = api_format_date($value['start_date'], TIME_NO_SEC_FORMAT);
                        $end_time = '';
                        if (!empty($value['end_date']) && $value['end_date'] != '0000-00-00 00:00:00') {
                            $end_time = '-&nbsp;<i>' . api_format_date($value['end_date'], DATE_TIME_FORMAT_LONG) . '</i>';
                        }
                        $complete_time = '<i>' . api_format_date($value['start_date'], DATE_TIME_FORMAT_LONG) . '</i>&nbsp;' . $end_time;
                        $time = '<i>' . $start_time . '</i>';
                        switch ($value['calendar_type']) {
                            case 'personal':
                                $bg_color = '#D0E7F4';
                                $icon = Display::return_icon('user.png', get_lang('MyAgenda'), array(), ICON_SIZE_SMALL);
                                break;
                            case 'global':
                                $bg_color = '#FFBC89';
                                $icon = Display::return_icon('view_remove.png', get_lang('GlobalEvent'), array(), ICON_SIZE_SMALL);
                                break;
                            case 'course':
                                $bg_color = '#CAFFAA';
                                $icon_name = 'course.png';
                                if (!empty($value['session_id'])) {
                                    $icon_name = 'session.png';
                                }
                                if ($show_content) {
                                    $icon = Display::url(Display::return_icon($icon_name, $value['course_name'] . ' ' . get_lang('Course'), array(), ICON_SIZE_SMALL), $value['url']);
                                } else {
                                    $icon = Display::return_icon($icon_name, $value['course_name'] . ' ' . get_lang('Course'), array(), ICON_SIZE_SMALL);
                                }
                                break;
                            default:
                                break;
                        }
                        $result = '<div class="rounded_div_agenda" style="background-color:' . $bg_color . ';">';
                        if ($show_content) {
                            //Setting a personal event to green
                            $icon = Display::div($icon, array('style' => 'float:right'));
//.........这里部分代码省略.........

    /**
     * Set header parameters
     */
    private function set_header_parameters()
    {
        global $httpHeadXtra, $_course, $interbreadcrumb, $language_file, $noPHP_SELF, $_configuration, $this_section;
        $help = $this->help;
        $nameTools             = $this->title;
        $navigation            = return_navigation_array();
        $this->menu_navigation = $navigation['menu_navigation'];

        $this->assign('system_charset', api_get_system_encoding());

        if (isset($httpHeadXtra) && $httpHeadXtra) {
            foreach ($httpHeadXtra as & $thisHttpHead) {
                header($thisHttpHead);
            }
        }

        $this->assign('online_button', Display::return_icon('online.png'));
        $this->assign('offline_button',Display::return_icon('offline.png'));

        // Get language iso-code for this page - ignore errors
        $this->assign('document_language', api_get_language_isocode());

        $course_title = isset($_course['name']) ? $_course['name'] : null;

        $title_list = array();

        $title_list[] = api_get_setting('Institution');
        $title_list[] = api_get_setting('siteName');

        if (!empty($course_title)) {
            $title_list[] = $course_title;
        }
        if ($nameTools != '') {
            $title_list[] = $nameTools;
        }

        $title_string = '';
        for ($i = 0; $i < count($title_list); $i++) {
            $title_string .= $title_list[$i];
            if (isset($title_list[$i + 1])) {
                $item = trim($title_list[$i + 1]);
                if (!empty($item)) {
                    $title_string .= ' - ';
                }
            }
        }

        $this->assign('title_string', $title_string);

        //Setting the theme and CSS files
        $this->set_css_files();
        $this->set_js_files();
        //$this->set_js_files_post();

        $browser = api_browser_support('check_browser');
        if ($browser[0] == 'Internet Explorer' && $browser[1] >= '11') {
            $browser_head = '<meta http-equiv="X-UA-Compatible" content="IE=EmulateIE9" />';
            $this->assign('browser_specific_head', $browser_head);
        }

        // Implementation of prefetch.
        // See http://cdn.chamilo.org/main/img/online.png for details
        $prefetch = '';
        if (!empty($_configuration['cdn_enable'])) {
            $prefetch .= '<meta http-equiv="x-dns-prefetch-control" content="on">';
            foreach ($_configuration['cdn'] as $host => $exts) {
                $prefetch .= '<link rel="dns-prefetch" href="'.$host.'">';
            }
        }

        $this->assign('prefetch', $prefetch);
        $this->assign('text_direction', api_get_text_direction());
        $this->assign('section_name', 'section-'.$this_section);

        $favico = '<link rel="shortcut icon" href="'.api_get_path(WEB_PATH).'favicon.ico" type="image/x-icon" />';

        if (isset($_configuration['multiple_access_urls']) && $_configuration['multiple_access_urls']) {
            $access_url_id = api_get_current_access_url_id();
            if ($access_url_id != -1) {
                $url_info  = api_get_access_url($access_url_id);
                $url       = api_remove_trailing_slash(preg_replace('/https?:\/\//i', '', $url_info['url']));
                $clean_url = replace_dangerous_char($url);
                $clean_url = str_replace('/', '-', $clean_url);
                $clean_url .= '/';
                $homep           = api_get_path(REL_PATH).'home/'.$clean_url; //homep for Home Path
                $icon_real_homep = api_get_path(SYS_PATH).'home/'.$clean_url;

                //we create the new dir for the new sites
                if (is_file($icon_real_homep.'favicon.ico')) {
                    $favico = '<link rel="shortcut icon" href="'.$homep.'favicon.ico" type="image/x-icon" />';
                }
            }
        }

        $this->assign('favico', $favico);

        $this->set_help();
//.........这里部分代码省略.........

 /**
  * Get array containing column header names (incl user columns)
  * @param int $items_start Start item offset
  * @param int $items_count Number of items to get
  * @param bool $show_detail whether to show the details or not
  * @return array List of headers 
  */
 public function get_header_names($items_start = 0, $items_count = null, $show_detail = false)
 {
     $headers = array();
     if (isset($this->params['show_official_code']) && $this->params['show_official_code']) {
         $headers[] = get_lang('OfficialCode');
     }
     if (isset($this->params['join_firstname_lastname']) && $this->params['join_firstname_lastname']) {
         if (api_is_western_name_order()) {
             $headers[] = get_lang('FirstnameAndLastname');
         } else {
             $headers[] = get_lang('LastnameAndFirstname');
         }
     } else {
         if (api_is_western_name_order()) {
             $headers[] = get_lang('FirstName');
             $headers[] = get_lang('LastName');
         } else {
             $headers[] = get_lang('LastName');
             $headers[] = get_lang('FirstName');
         }
     }
     if (!isset($items_count)) {
         $items_count = count($this->evals_links) - $items_start;
     }
     $parent_id = $this->category->get_parent_id();
     if ($parent_id == 0 or $this->params['only_subcat'] == $this->category->get_id()) {
         $main_weight = $this->category->get_weight();
         $grade_model_id = $this->category->get_grade_model_id();
     } else {
         $main_cat = Category::load($parent_id, null, null);
         $main_weight = $main_cat[0]->get_weight();
         $grade_model_id = $main_cat[0]->get_grade_model_id();
     }
     $use_grade_model = true;
     if (empty($grade_model_id) || $grade_model_id == -1) {
         $use_grade_model = false;
     }
     //@todo move these in a function
     $sum_categories_weight_array = array();
     $mainCategoryId = null;
     $mainCourseCategory = $this->getMainCourseCategory();
     if (!empty($mainCourseCategory)) {
         $mainCategoryId = $mainCourseCategory->get_id();
     }
     if (isset($this->category) && !empty($this->category)) {
         $categories = Category::load(null, null, null, $this->category->get_id());
         if (!empty($categories)) {
             foreach ($categories as $category) {
                 $sum_categories_weight_array[$category->get_id()] = $category->get_weight();
             }
         } else {
             $sum_categories_weight_array[$this->category->get_id()] = $this->category->get_weight();
         }
     }
     //No category was added
     $course_code = api_get_course_id();
     $session_id = api_get_session_id();
     $allcat = $this->category->get_subcategories(null, $course_code, $session_id, 'ORDER BY id');
     $evaluationsAdded = array();
     if ($parent_id == 0 && !empty($allcat)) {
         //Means there are any subcategory
         foreach ($allcat as $sub_cat) {
             $sub_cat_weight = round(100 * $sub_cat->get_weight() / $main_weight, 1);
             $add_weight = " {$sub_cat_weight} %";
             /*if (isset($this->params['export_pdf']) && $this->params['export_pdf']) {
                  $add_weight = null;
               }*/
             $headers[] = Display::url($sub_cat->get_name(), api_get_self() . '?selectcat=' . $sub_cat->get_id()) . $add_weight;
         }
     } else {
         if (!isset($this->params['only_total_category']) || isset($this->params['only_total_category']) && $this->params['only_total_category'] == false) {
             for ($count = 0; $count < $items_count && $items_start + $count < count($this->evals_links); $count++) {
                 $item = $this->evals_links[$count + $items_start];
                 $weight = round(100 * $item->get_weight() / $main_weight, 1);
                 $headers[] = $item->get_name() . ' ' . $weight . ' % ';
                 $evaluationsAdded[] = $item->get_id();
             }
         }
     }
     if (!empty($mainCategoryId)) {
         for ($count = 0; $count < $items_count && $items_start + $count < count($this->evals_links); $count++) {
             /** @var AbstractLink $item */
             $item = $this->evals_links[$count + $items_start];
             if ($mainCategoryId == $item->get_category_id() && !in_array($item->get_id(), $evaluationsAdded)) {
                 $weight = round(100 * $item->get_weight() / $main_weight, 1);
                 $headers[] = $item->get_name() . ' ' . $weight . ' % ';
             }
         }
     }
     $headers[] = api_strtoupper(get_lang('GradebookQualificationTotal'));
     return $headers;
 }

            //Redirect to the reporting
            header('location: ../mySpace/myStudents.php?origin=' . $origin . '&student=' . $student_id . '&details=true&course=' . $course_id . '&session_id=' . $session_id);
            exit;
        }
    }
}
$actions = null;
if ($is_allowedToEdit && $origin != 'learnpath') {
    // the form
    if (api_is_platform_admin() || api_is_course_admin() || api_is_course_tutor() || api_is_course_coach()) {
        $actions .= '<a href="admin.php?exerciseId=' . intval($_GET['exerciseId']) . '">' . Display::return_icon('back.png', get_lang('GoBackToQuestionList'), '', ICON_SIZE_MEDIUM) . '</a>';
        $actions .= '<a href="live_stats.php?' . api_get_cidreq() . '&exerciseId=' . $exercise_id . '">' . Display::return_icon('activity_monitor.png', get_lang('LiveResults'), '', ICON_SIZE_MEDIUM) . '</a>';
        $actions .= '<a href="stats.php?' . api_get_cidreq() . '&exerciseId=' . $exercise_id . '">' . Display::return_icon('statistics.png', get_lang('ReportByQuestion'), '', ICON_SIZE_MEDIUM) . '</a>';
        $actions .= '<a id="export_opener" href="' . api_get_self() . '?export_report=1&exerciseId=' . intval($_GET['exerciseId']) . '" >' . Display::return_icon('save.png', get_lang('Export'), '', ICON_SIZE_MEDIUM) . '</a>';
        // clean result before a selected date icon
        $actions .= Display::url(Display::return_icon('clean_before_date.png', get_lang('CleanStudentsResultsBeforeDate'), '', ICON_SIZE_MEDIUM), '#', array('onclick' => "javascript:display_date_picker()"));
        // clean result before a selected date datepicker popup
        $actions .= Display::span(Display::input('input', 'datepicker_start', get_lang('SelectADateOnTheCalendar'), array('onmouseover' => 'datepicker_input_mouseover()', 'id' => 'datepicker_start', 'onchange' => 'datepicker_input_changed()', 'readonly' => 'readonly')) . Display::button('delete', get_lang('Delete'), array('onclick' => 'submit_datepicker()')), array('style' => 'display:none', 'id' => 'datepicker_span'));
    }
} else {
    $actions .= '<a href="exercise.php">' . Display::return_icon('back.png', get_lang('GoBackToQuestionList'), '', ICON_SIZE_MEDIUM) . '</a>';
}
//Deleting an attempt
if (($is_allowedToEdit || $is_tutor || api_is_coach()) && isset($_GET['delete']) && $_GET['delete'] == 'delete' && !empty($_GET['did']) && $locked == false) {
    $exe_id = intval($_GET['did']);
    if (!empty($exe_id)) {
        $sql = 'DELETE FROM ' . $TBL_TRACK_EXERCISES . ' WHERE exe_id = ' . $exe_id;
        Database::query($sql);
        $sql = 'DELETE FROM ' . $TBL_TRACK_ATTEMPT . ' WHERE exe_id = ' . $exe_id;
        Database::query($sql);
        header('Location: exercise_report.php?' . api_get_cidreq() . '&exerciseId=' . $exercise_id);

    $session_id = api_get_session_id();
}
// Breadcrumbs.
if (isset($_GET['origin']) && $_GET['origin'] == 'resume_session') {
    $interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH) . 'admin/index.php', 'name' => get_lang('PlatformAdmin'));
    $interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH) . 'session/session_list.php', 'name' => get_lang('SessionList'));
    $interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH) . 'session/resume_session.php?id_session=' . api_get_session_id(), 'name' => get_lang('SessionOverview'));
}
$nameTools = get_lang('Tracking');
// Display the header.
Display::display_header($nameTools, 'Tracking');
/* MAIN CODE */
echo '<div class="actions">';
echo Display::url(Display::return_icon('user.png', get_lang('StudentsTracking'), array(), ICON_SIZE_MEDIUM), api_get_path(WEB_CODE_PATH) . 'tracking/courseLog.php?' . api_get_cidreq());
echo Display::url(Display::return_icon('group.png', get_lang('GroupReporting'), array(), ICON_SIZE_MEDIUM), 'course_log_groups.php?' . api_get_cidreq(true, false));
echo Display::url(Display::return_icon('course.png', get_lang('CourseTracking'), array(), ICON_SIZE_MEDIUM), api_get_path(WEB_CODE_PATH) . 'tracking/course_log_tools.php?' . api_get_cidreq());
echo Display::return_icon('tools_na.png', get_lang('ResourcesTracking'), array(), ICON_SIZE_MEDIUM);
echo '<span style="float:right; padding-top:0px;">';
echo '<a href="javascript: void(0);" onclick="javascript: window.print();">' . Display::return_icon('printer.png', get_lang('Print'), '', ICON_SIZE_MEDIUM) . '</a>';
$addional_param = '';
if (isset($_GET['additional_profile_field'])) {
    $addional_param = 'additional_profile_field=' . intval($_GET['additional_profile_field']);
}
$users_tracking_per_page = '';
if (isset($_GET['users_tracking_per_page'])) {
    $users_tracking_per_page = '&users_tracking_per_page=' . intval($_GET['users_tracking_per_page']);
}
echo '<a href="' . api_get_self() . '?' . api_get_cidreq() . '&export=csv&' . $addional_param . $users_tracking_per_page . '">
' . Display::return_icon('export_csv.png', get_lang('ExportAsCSV'), '', ICON_SIZE_MEDIUM) . '</a>';
echo '</span>';
echo '</div>';

        }
    }
    return $xajax_response;
}
$xajax->processRequests();
Display::display_header($tool_name);
if ($add_type == 'multiple') {
    $link_add_type_unique = '<a href="' . api_get_self() . '?add=' . $add . '&add_type=unique">' . Display::return_icon('single.gif') . get_lang('SessionAddTypeUnique') . '</a>';
    $link_add_type_multiple = Display::return_icon('multiple.gif') . get_lang('SessionAddTypeMultiple');
} else {
    $link_add_type_unique = Display::return_icon('single.gif') . get_lang('SessionAddTypeUnique');
    $link_add_type_multiple = '<a href="' . api_get_self() . '?add=' . $add . '&add_type=multiple">' . Display::return_icon('multiple.gif') . get_lang('SessionAddTypeMultiple') . '</a>';
}
echo '<div class="actions">';
echo '<a href="usergroups.php">' . Display::return_icon('back.png', get_lang('Back'), array(), ICON_SIZE_MEDIUM) . '</a>';
echo Display::url(get_lang('AdvancedSearch'), '#', array('class' => 'advanced_options', 'id' => 'advanced_search'));
echo '</div>';
echo '<div id="advanced_search_options" style="display:none">';
$searchForm->display();
echo '</div>';
?>

<form name="formulaire" method="post" action="<?php 
echo api_get_self();
?>
?id=<?php 
echo $id;
if (!empty($_GET['add'])) {
    echo '&add=true';
}
?>

/**
 * Build the modify-column of the table
 * @param int $user_id The user id
 * @return string Some HTML-code
 */
function modify_filter($user_id, $row, $data)
{
    global $is_allowed_to_track, $charset;
    $user_id = $data[0];
    $course_info = $_course = api_get_course_info();
    $current_user_id = api_get_user_id();
    $sessionId = api_get_session_id();
    $type = isset($_REQUEST['type']) ? intval($_REQUEST['type']) : STUDENT;
    $result = "";
    if ($is_allowed_to_track) {
        $result .= '<a href="../mySpace/myStudents.php?' . api_get_cidreq() . '&student=' . $user_id . '&details=true&course=' . $_course['id'] . '&origin=user_course&id_session=' . api_get_session_id() . '" title="' . get_lang('Tracking') . '"  >
            <img border="0" alt="' . get_lang('Tracking') . '" src="../img/icons/22/stats.png" />
        </a>';
    }
    // If platform admin, show the login_as icon (this drastically shortens
    // time taken by support to test things out)
    if (api_is_platform_admin()) {
        $result .= ' <a href="' . api_get_path(WEB_CODE_PATH) . 'admin/user_list.php?action=login_as&user_id=' . $user_id . '&sec_token=' . $_SESSION['sec_token'] . '">' . Display::return_icon('login_as.gif', get_lang('LoginAs')) . '</a>&nbsp;&nbsp;';
    }
    if (api_is_allowed_to_edit(null, true)) {
        if (empty($sessionId)) {
            $isTutor = isset($data['is_tutor']) ? intval($data['is_tutor']) : 0;
            $isTutor = empty($isTutor) ? 1 : 0;
            $text = get_lang('RemoveTutorStatus');
            if ($isTutor) {
                $text = get_lang('SetTutor');
            }
            $disabled = '';
            if ($data['user_status_in_course'] == STUDENT) {
                $result .= Display::url($text, 'user.php?' . api_get_cidreq() . '&action=set_tutor&is_tutor=' . $isTutor . '&user_id=' . $user_id . '&type=' . $type, array('class' => 'btn btn-default ' . $disabled)) . '&nbsp;';
            }
        }
        // edit
        if (api_get_setting('allow_user_course_subscription_by_course_admin') == 'true' or api_is_platform_admin()) {
            // unregister
            if ($user_id != $current_user_id || api_is_platform_admin()) {
                $result .= '<a class="btn btn-small btn-danger" href="' . api_get_self() . '?' . api_get_cidreq() . '&type=' . $type . '&unregister=yes&user_id=' . $user_id . '" title="' . get_lang('Unreg') . ' " onclick="javascript:if(!confirm(\'' . addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES, $charset)) . '\')) return false;">' . get_lang('Unreg') . '</a>&nbsp;';
            } else {
                //$result .= Display::return_icon('unsubscribe_course_na.png', get_lang('Unreg'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
            }
        }
    } else {
        // Show buttons for unsubscribe
        if ($course_info['unsubscribe'] == 1) {
            if ($user_id == $current_user_id) {
                $result .= '<a class="btn btn-small btn-danger" href="' . api_get_self() . '?' . api_get_cidreq() . '&type=' . $type . '&unregister=yes&user_id=' . $user_id . '" title="' . get_lang('Unreg') . ' " onclick="javascript:if(!confirm(\'' . addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES, $charset)) . '\')) return false;">' . get_lang('Unreg') . '</a>&nbsp;';
            }
        }
    }
    return $result;
}