PHP ChamiloSession::read方法代码示例

function fixDocumentNameCallback($p_event, &$p_header)
{
    global $remove_dir;
    $files = Session::read('doc_files_to_download');
    $storedFile = $remove_dir . $p_header['stored_filename'];
    if (!isset($files[$storedFile])) {
        return 0;
    }
    $documentData = $files[$storedFile];
    $documentNameFixed = DocumentManager::undoFixDocumentName($documentData['path'], $documentData['c_id'], $documentData['session_id'], $documentData['to_group_id']);
    // Changes file.phps to file.php
    $basename = basename($documentNameFixed);
    $basenamePHPFixed = str_replace('.phps', '.php', $basename);
    $documentNameFixed = str_replace($basename, $basenamePHPFixed, $documentNameFixed);
    if ($remove_dir != '/') {
        $documentNameFixed = str_replace($remove_dir, '/', $documentNameFixed);
        if (substr($documentNameFixed, 0, 1) == '/') {
            $documentNameFixed = substr($documentNameFixed, 1, api_strlen($documentNameFixed));
        }
    } else {
        $documentNameFixed = ltrim($documentNameFixed, '/');
    }
    $p_header['stored_filename'] = $documentNameFixed;
    return 1;
}

/**
 * @param int $userId
 */
function preventMultipleLogin($userId)
{
    $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
    $userId = intval($userId);
    if (api_get_settings('prevent_multiple_simultaneous_login') === 'true') {
        if (!empty($userId) && !api_is_anonymous()) {
            $isFirstLogin = Session::read('first_user_login');
            if (empty($isFirstLogin)) {
                $sql = "SELECT login_id FROM {$table}\n                        WHERE login_user_id = " . $userId . " LIMIT 1";
                $result = Database::query($sql);
                $loginData = array();
                if (Database::num_rows($result)) {
                    $loginData = Database::fetch_array($result);
                }
                $userIsReallyOnline = user_is_online($userId);
                // Trying double login.
                if (!empty($loginData) && $userIsReallyOnline == true) {
                    session_regenerate_id();
                    Session::destroy();
                    header('Location: ' . api_get_path(WEB_PATH) . 'index.php?loginFailed=1&error=multiple_connection_not_allowed');
                    exit;
                } else {
                    // First time
                    Session::write('first_user_login', 1);
                }
            }
        }
    }
}

 /**
  * Starts a chat session and returns JSON array of status and chat history
  * @return void (prints output in JSON format)
  */
 public function startSession()
 {
     $items = Session::read('chatHistory', []);
     $return = array('user_status' => $this->get_user_status(), 'me' => get_lang('Me'), 'items' => $items);
     echo json_encode($return);
     exit;
 }

 /**
  * Displays info stating that the message is sent successfully.
  * @deprecated
  */
 public static function display_success_message($uid)
 {
     $socialExist = Session::read('social_exist');
     $userInfo = api_get_user_info($uid);
     if (isset($socialExist) && $socialExist === true) {
         if (api_get_setting('social.allow_social_tool') == 'true' && api_get_setting('message.allow_message_tool') == 'true') {
             $success = get_lang('MessageSentTo') . "&nbsp;<b>" . $userInfo['complete_name'] . "</b>";
         } else {
             $success = get_lang('MessageSentTo') . "&nbsp;<b>" . $userInfo['complete_name'] . "</b>";
         }
     } else {
         $success = get_lang('MessageSentTo') . "&nbsp;<b>" . $userInfo['complete_name'] . "</b>";
     }
     return Display::return_message(api_xml_http_response_encode($success), 'confirmation', false);
 }

 /**
  * Erase temp nanogong audio.
  */
 public static function removeGeneratedAudioTempFile()
 {
     $tempAudio = Session::read('temp_audio_nanogong');
     if (isset($tempAudio) && !empty($tempAudio) && is_file($tempAudio)) {
         unlink($tempAudio);
         Session::erase('temp_audio_nanogong');
     }
 }

function api_is_student_view_active()
{
    $studentView = Session::read('studentview');
    return $studentView == "studentview";
}

 /**
  * Get all the data of a glossary
  *
  * @param integer From which item
  * @param integer Number of items to collect
  * @param string  Name of column on which to order
  * @param string  Whether to sort in ascending (ASC) or descending (DESC)
  * @return unknown
  *
  * @author Patrick Cool <patrick.cool@ugent.be>
  * @author Julio Montoya fixing this function, adding intvals
  * @version januari 2009, dokeos 1.8.6
  */
 public static function get_glossary_data($from, $number_of_items, $column, $direction)
 {
     $_user = api_get_user_info();
     // Database table definition
     $t_glossary = Database::get_course_table(TABLE_GLOSSARY);
     $t_item_propery = Database::get_course_table(TABLE_ITEM_PROPERTY);
     $glossaryView = Session::read('glossary_view');
     if (api_is_allowed_to_edit(null, true)) {
         $col2 = " glossary.glossary_id\tas col2, ";
     } else {
         $col2 = " ";
     }
     //condition for the session
     $session_id = api_get_session_id();
     $condition_session = api_get_session_condition($session_id, true, true, 'glossary.session_id');
     $column = intval($column);
     if (!in_array($direction, array('DESC', 'ASC'))) {
         $direction = 'ASC';
     }
     $from = intval($from);
     $number_of_items = intval($number_of_items);
     $sql = "SELECT\n                    glossary.name \t\t\tas col0,\n\t\t\t\t\tglossary.description \tas col1,\n\t\t\t\t\t{$col2}\n\t\t\t\t\tglossary.session_id\n\t\t\t\tFROM {$t_glossary} glossary, {$t_item_propery} ip\n\t\t\t\tWHERE\n\t\t\t\t    glossary.glossary_id = ip.ref AND\n\t\t\t\t\ttool = '" . TOOL_GLOSSARY . "' {$condition_session} AND\n\t\t\t\t\tglossary.c_id = " . api_get_course_int_id() . " AND\n\t\t\t\t\tip.c_id = " . api_get_course_int_id() . "\n\t\t        ORDER BY col{$column} {$direction}\n\t\t        LIMIT {$from},{$number_of_items}";
     $res = Database::query($sql);
     $return = array();
     $array = array();
     while ($data = Database::fetch_array($res)) {
         // Validation when belongs to a session
         $session_img = api_get_session_image($data['session_id'], $_user['status']);
         $array[0] = $data[0] . $session_img;
         if (!$glossaryView || $glossaryView == 'table') {
             $array[1] = str_replace(array('<p>', '</p>'), array('', '<br />'), $data[1]);
         } else {
             $array[1] = $data[1];
         }
         if (api_is_allowed_to_edit(null, true)) {
             $array[2] = $data[2];
         }
         $return[] = $array;
     }
     return $return;
 }

$form_count = 0;
if (api_is_allowed_to_edit(false, true)) {
    //if is called from a learning path lp_id
    $lp_id = isset($_REQUEST['lp_id']) ? intval($_REQUEST['lp_id']) : null;
    handle_forum_and_forumcategories($lp_id);
}
// Notification
if ($actions == 'notify' && isset($_GET['content']) && isset($_GET['id'])) {
    if (api_get_session_id() != 0 && api_is_allowed_to_session_edit(false, true) == false) {
        api_not_allowed();
    }
    $return_message = set_notification($_GET['content'], $_GET['id']);
    Display::display_confirmation_message($return_message, false);
}
get_whats_new();
$whatsnew_post_info = Session::read('whatsnew_post_info');
/* TRACKING */
Event::event_access_tool(TOOL_FORUM);
/*
    RETRIEVING ALL THE FORUM CATEGORIES AND FORUMS
    note: we do this here just after het handling of the actions to be
    sure that we already incorporate the latest changes
*/
// Step 1: We store all the forum categories in an array $forum_categories.
$forumCategories = get_forum_categories();
// Step 2: We find all the forums (only the visible ones if it is a student).
// display group forum in general forum tool depending to configuration option
$setting = api_get_setting('display_groups_forum_in_general_tool');
$forum_list = get_forums('', '', $setting == 'true');
$user_id = api_get_user_id();
/* RETRIEVING ALL GROUPS AND THOSE OF THE USER */

 /**
  * Get the thematic advances to display on the current page (fill the sortable-table)
  * @param   int     offset of first user to recover
  * @param   int     Number of users to get
  * @param   int     Column to sort on
  * @param   string  Order (ASC,DESC)
  * @see SortableTable#get_table_data($from)
  */
 public static function get_thematic_advance_data($from, $number_of_items, $column, $direction)
 {
     $thematic_id = Session::read('thematic_id');
     $tbl_thematic_advance = Database::get_course_table(TABLE_THEMATIC_ADVANCE);
     $column = intval($column);
     $from = intval($from);
     $number_of_items = intval($number_of_items);
     if (!in_array($direction, array('ASC', 'DESC'))) {
         $direction = 'ASC';
     }
     $data = array();
     $course_id = api_get_course_int_id();
     if (api_is_allowed_to_edit(null, true)) {
         $sql = "SELECT id AS col0, start_date AS col1, duration AS col2, content AS col3\n                    FROM {$tbl_thematic_advance}\n    \t\t\t\tWHERE c_id = {$course_id} AND thematic_id = {$thematic_id}\n    \t\t\t\tORDER BY col{$column} {$direction}\n    \t\t\t\tLIMIT {$from},{$number_of_items} ";
         $list = api_get_item_property_by_tool('thematic_advance', api_get_course_id(), api_get_session_id());
         $elements = array();
         foreach ($list as $value) {
             $elements[] = $value['ref'];
         }
         $res = Database::query($sql);
         $i = 1;
         while ($thematic_advance = Database::fetch_row($res)) {
             if (in_array($thematic_advance[0], $elements)) {
                 $thematic_advance[1] = api_get_local_time($thematic_advance[1]);
                 $thematic_advance[1] = api_format_date($thematic_advance[1], DATE_TIME_FORMAT_LONG);
                 $actions = '';
                 $actions .= '<a href="index.php?' . api_get_cidreq() . '&action=thematic_advance_edit&thematic_id=' . $thematic_id . '&thematic_advance_id=' . $thematic_advance[0] . '">' . Display::return_icon('edit.png', get_lang('Edit'), '', 22) . '</a>';
                 $actions .= '<a onclick="javascript:if(!confirm(\'' . get_lang('AreYouSureToDelete') . '\')) return false;" href="index.php?' . api_get_cidreq() . '&action=thematic_advance_delete&thematic_id=' . $thematic_id . '&thematic_advance_id=' . $thematic_advance[0] . '">' . Display::return_icon('delete.png', get_lang('Delete'), '', 22) . '</a></center>';
                 $data[] = array($i, $thematic_advance[1], $thematic_advance[2], $thematic_advance[3], $actions);
                 $i++;
             }
         }
     }
     return $data;
 }

            $term_preview = LegalManager::get_last_condition($language);
        }
    }
    // Version and language
    $form->addElement('hidden', 'legal_accept_type', $term_preview['version'] . ':' . $term_preview['language_id']);
    $form->addElement('hidden', 'legal_info', $term_preview['legal_id'] . ':' . $term_preview['language_id']);
    if ($term_preview['type'] == 1) {
        $form->addElement('checkbox', 'legal_accept', null, get_lang('IHaveReadAndAgree') . '&nbsp;<a href="inscription.php?legal" target="_blank">' . get_lang('TermsAndConditions') . '</a>');
        $form->addRule('legal_accept', get_lang('ThisFieldIsRequired'), 'required');
    } else {
        $preview = LegalManager::show_last_condition($term_preview);
        $form->addElement('label', null, $preview);
    }
}
$form->addButtonCreate(get_lang('RegisterUser'));
$course_code_redirect = Session::read('course_redirect');
if ($form->validate()) {
    $values = $form->getSubmitValues(1);
    // Make *sure* the login isn't too long
    if (isset($values['username'])) {
        $values['username'] = api_substr($values['username'], 0, USERNAME_MAX_LENGTH);
    }
    if (api_get_setting('registration.allow_registration_as_teacher') == 'false') {
        $values['status'] = STUDENT;
    }
    if (empty($values['official_code']) && !empty($values['username'])) {
        $values['official_code'] = api_strtoupper($values['username']);
    }
    if (api_get_setting('profile.login_is_email') == 'true') {
        $values['username'] = $values['email'];
    }

Display :: display_header(null);

echo '<div class="actions">';
echo '<a href="'.api_get_path(WEB_CODE_PATH).'work/work.php?'.api_get_cidreq().'&origin='.$origin.'">'.Display::return_icon('back.png', get_lang('BackToWorksList'),'',ICON_SIZE_MEDIUM).'</a>';
if (api_is_allowed_to_session_edit(false, true) && !empty($workId)) {
    echo '<a href="'.api_get_path(WEB_CODE_PATH).'work/upload.php?'.api_get_cidreq().'&id='.$workId.'&origin='.$origin.'">';
    echo Display::return_icon('upload_file.png', get_lang('UploadADocument'), '', ICON_SIZE_MEDIUM).'</a>';
}
echo '</div>';

if (!empty($my_folder_data['title'])) {
    echo Display::page_subheader($my_folder_data['title']);
}

$error_message = Session::read('error_message');
if (!empty($error_message)) {
    echo $error_message;
    Session::erase('error_message');
}

if (!empty($my_folder_data['description'])) {
    echo '<p><div><strong>'.get_lang('Description').':</strong><p>'.Security::remove_XSS($my_folder_data['description']).'</p></div></p>';
}

$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : null;
$item_id = isset($_REQUEST['item_id']) ? intval($_REQUEST['item_id']) : null;

switch ($action) {
    case 'delete':
        $fileDeleted = deleteWorkItem($item_id, $courseInfo);

$time_control = false;
$clock_expired_time = ExerciseLib::get_session_time_control_key($objExercise->id, $learnpath_id, $learnpath_item_id);
if ($objExercise->expired_time != 0 && !empty($clock_expired_time)) {
    $time_control = true;
}
if ($time_control) {
    // Get time left for exipiring time
    $time_left = api_strtotime($clock_expired_time, 'UTC') - time();
    $htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH) . 'javascript/epiclock/stylesheet/jquery.epiclock.css');
    $htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH) . 'javascript/epiclock/renderers/minute/epiclock.minute.css');
    $htmlHeadXtra[] = api_get_js('epiclock/javascript/jquery.dateformat.min.js');
    $htmlHeadXtra[] = api_get_js('epiclock/javascript/jquery.epiclock.min.js');
    $htmlHeadXtra[] = api_get_js('epiclock/renderers/minute/epiclock.minute.js');
    $htmlHeadXtra[] = $objExercise->show_time_control_js($time_left);
}
$exe_id = intval(Session::read('exe_id'));
$exercise_stat_info = $objExercise->get_stat_track_exercise_info_by_exe_id($exe_id);
if (!empty($exercise_stat_info['data_tracking'])) {
    $question_list = explode(',', $exercise_stat_info['data_tracking']);
}
if (empty($exercise_stat_info) || empty($question_list)) {
    api_not_allowed();
}
$nameTools = get_lang('Exercises');
$interbreadcrumb[] = array("url" => "exercise.php?" . api_get_cidreq(), "name" => get_lang('Exercises'));
if ($origin != 'learnpath') {
    //so we are not in learnpath tool
    Display::display_header($nameTools, get_lang('Exercise'));
} else {
    Display::display_reduced_header();
}

 * and frames refresh
 * @author   Denes Nagy <darkden@freemail.hu> (original author - 2003-2004)
 * @author   Yannick Warnier <ywarnier@beeznest.org> (extended and maintained - 2005-2014)
 * @version  v 1.2
 * @access   public
 * @package  chamilo.learnpath.scorm
 */
// If you open the imsmanifest.xml via local machine (f.ex.: file://c:/...), then the Apiwrapper.js
// of Maritime Navigation when trying to execute this row
//    var result = api.LMSInitialize("");
// get the error response : you are not authorized to call this function
// Flag to allow for anonymous user - needs to be set before global.inc.php.
$use_anonymous = true;
//require_once '../inc/global.inc.php';
\Chamilo\CoreBundle\Framework\Container::$legacyTemplate = 'layout_empty.html.twig';
$file = Session::read('file');
/** @var learnpath $oLP */
$oLP = learnpath::getCurrentLpFromSession();
/** @var learnpathItem $oItem */
$oItem = isset($oLP->items[$oLP->current]) ? $oLP->items[$oLP->current] : null;
if (!is_object($oItem)) {
    error_log('New LP - scorm_api - Could not load oItem item', 0);
    exit;
}
$autocomplete_when_80pct = 0;
$user = api_get_user_info();
$userId = api_get_user_id();
header('Content-type: text/javascript');
?>
var scorm_logs=<?php 
echo (empty($oLP->scorm_debug) or !api_is_course_admin() && !api_is_platform_admin()) ? '0' : '3';

 /**
  * function which redifines Question::createAnswersForm
  * @param FormValidator $form
  * @param the answers number to display
  */
 function createAnswersForm($form)
 {
     // getting the exercise list
     $obj_ex = Session::read('objExercise');
     $editor_config = array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '125');
     //this line define how many question by default appear when creating a choice question
     $nb_answers = isset($_POST['nb_answers']) ? (int) $_POST['nb_answers'] : 3;
     // The previous default value was 2. See task #1759.
     $nb_answers += isset($_POST['lessAnswers']) ? -1 : (isset($_POST['moreAnswers']) ? 1 : 0);
     /*
      Types of Feedback
      $feedback_option[0]=get_lang('Feedback');
      $feedback_option[1]=get_lang('DirectFeedback');
      $feedback_option[2]=get_lang('NoFeedback');
     */
     $feedback_title = '';
     $comment_title = '';
     if ($obj_ex->selectFeedbackType() == 1) {
         $editor_config['Width'] = '250';
         $editor_config['Height'] = '110';
         $comment_title = '<th width="50%" >' . get_lang('Comment') . '</th>';
         $feedback_title = '<th width="50%" >' . get_lang('Scenario') . '</th>';
     } else {
         $comment_title = '<th width="50%">' . get_lang('Comment') . '</th>';
     }
     $html = '<table class="table table-striped table-hover">';
     $html .= '<thead>';
     $html .= '<tr>';
     $html .= '<th>' . get_lang('Number') . '</th>';
     $html .= '<th>' . get_lang('True') . '</th>';
     $html .= '<th width="50%">' . get_lang('Answer') . '</th>';
     $html .= $comment_title . $feedback_title;
     $html .= '<th>' . get_lang('Weighting') . '</th>';
     $html .= '</tr>';
     $html .= '</thead>';
     $html .= '<tbody>';
     $form->addHeader(get_lang('Answers'));
     $form->addHtml($html);
     $defaults = array();
     $correct = 0;
     $answer = false;
     if (!empty($this->id)) {
         $answer = new Answer($this->id);
         $answer->read();
         if (count($answer->nbrAnswers) > 0 && !$form->isSubmitted()) {
             $nb_answers = $answer->nbrAnswers;
         }
     }
     $temp_scenario = array();
     if ($nb_answers < 1) {
         $nb_answers = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     $editQuestion = isset($_GET['editQuestion']) ? $_GET['editQuestion'] : false;
     if ($editQuestion) {
         //fixing $nb_answers
         $new_list = array();
         $count = 1;
         if (isset($_POST['lessAnswers'])) {
             $lessFromSession = Session::read('less_answer');
             if (!isset($lessFromSession)) {
                 Session::write('less_answer', $this->id);
                 $nb_answers--;
             }
         }
         for ($k = 1; $k <= $nb_answers; ++$k) {
             if ($answer->position[$k] != '666') {
                 $new_list[$count] = $count;
                 $count++;
             }
         }
     } else {
         for ($k = 1; $k <= $nb_answers; ++$k) {
             $new_list[$k] = $k;
         }
     }
     $i = 1;
     //for ($k = 1 ; $k <= $real_nb_answers; $k++) {
     foreach ($new_list as $key) {
         $i = $key;
         $form->addElement('html', '<tr>');
         if (is_object($answer)) {
             if ($answer->position[$i] == 666) {
                 //we set nothing
             } else {
                 if ($answer->correct[$i]) {
                     $correct = $i;
                 }
                 $answer_result = $answer->answer[$i];
                 $weight_result = float_format($answer->weighting[$i], 1);
                 if ($nb_answers == $i) {
                     $weight_result = '0';
                 }
                 $defaults['answer[' . $i . ']'] = $answer_result;
                 $defaults['comment[' . $i . ']'] = $answer->comment[$i];
//.........这里部分代码省略.........

 /**
  * Direct course link see #5299
  *
  * You can send to your students an URL like this
  * http://chamilodev.beeznest.com/main/auth/inscription.php?c=ABC&e=3
  * Where "c" is the course code and "e" is the exercise Id, after a successful
  * registration the user will be sent to the course or exercise
  *
  */
 public static function redirectToCourse($form_data)
 {
     $course_code_redirect = Session::read('course_redirect');
     $_user = api_get_user_info();
     $user_id = api_get_user_id();
     if (!empty($course_code_redirect)) {
         $course_info = api_get_course_info($course_code_redirect);
         if (!empty($course_info)) {
             if (in_array($course_info['visibility'], array(COURSE_VISIBILITY_OPEN_PLATFORM, COURSE_VISIBILITY_OPEN_WORLD))) {
                 if (CourseManager::is_user_subscribed_in_course($user_id, $course_info['code'])) {
                     $form_data['action'] = $course_info['course_public_url'];
                     $form_data['message'] = sprintf(get_lang('YouHaveBeenRegisteredToCourseX'), $course_info['title']);
                     $form_data['button'] = Display::button('next', get_lang('GoToCourse', null, $_user['language']), array('class' => 'btn btn-primary btn-large'));
                     $exercise_redirect = intval(Session::read('exercise_redirect'));
                     // Specify the course id as the current context does not
                     // hold a global $_course array
                     $objExercise = new Exercise($course_info['real_id']);
                     $result = $objExercise->read($exercise_redirect);
                     if (!empty($exercise_redirect) && !empty($result)) {
                         $form_data['action'] = api_get_path(WEB_CODE_PATH) . 'exercice/overview.php?exerciseId=' . $exercise_redirect . '&cidReq=' . $course_info['code'];
                         $form_data['message'] .= '<br />' . get_lang('YouCanAccessTheExercise');
                         $form_data['button'] = Display::button('next', get_lang('Go', null, $_user['language']), array('class' => 'btn btn-primary btn-large'));
                     }
                     if (!empty($form_data['action'])) {
                         header('Location: ' . $form_data['action']);
                         exit;
                     }
                 }
             }
         }
     }
     return $form_data;
 }