PHP api_get_access_url函数代码示例

 /**
  * Room constructor.
  */
 public function __construct()
 {
     $this->table = \Database::get_main_table('plugin_openmeetings');
     $this->name = 'C' . api_get_real_course_id() . '-' . api_get_session_id();
     $accessUrl = api_get_access_url(api_get_current_access_url_id());
     $this->externalRoomType = substr($accessUrl['url'], strpos($accessUrl['url'], '://') + 3, -1);
     if (strcmp($this->externalRoomType, 'localhost') == 0) {
         $this->externalRoomType = substr(api_get_path(WEB_PATH), strpos(api_get_path(WEB_PATH), '://') + 3, -1);
     }
     $this->externalRoomType = 'chamilolms.' . $this->externalRoomType;
 }

 /**
  * Constructor (generates a connection to the API and the Chamilo settings
  * required for the connection to the video conference server)
  */
 public function __construct()
 {
     global $_configuration;
     // initialize video server settings from global settings
     $plugin = \OpenMeetingsPlugin::create();
     $om_plugin = $plugin->get('tool_enable');
     $om_host = $plugin->get('host');
     $om_user = $plugin->get('user');
     $om_pass = $plugin->get('pass');
     $accessUrl = api_get_access_url($_configuration['access_url']);
     $this->externalType = substr($accessUrl['url'], strpos($accessUrl['url'], '://') + 3, -1);
     if (strcmp($this->externalType, 'localhost') == 0) {
         $this->externalType = substr(api_get_path(WEB_PATH), strpos(api_get_path(WEB_PATH), '://') + 3, -1);
     }
     $this->externalType = 'chamilolms.' . $this->externalType;
     $this->table = \Database::get_main_table('plugin_openmeetings');
     if ($om_plugin) {
         $user_info = api_get_user_info();
         $this->user_complete_name = $user_info['complete_name'];
         $this->user = $om_user;
         $this->pass = $om_pass;
         $this->url = $om_host;
         // Setting OM api
         define('CONFIG_OPENMEETINGS_USER', $this->user);
         define('CONFIG_OPENMEETINGS_PASS', $this->pass);
         define('CONFIG_OPENMEETINGS_SERVER_URL', $this->url);
         $this->gateway = new \OpenMeetingsGateway($this->url, $this->user, $this->pass);
         $this->plugin_enabled = $om_plugin;
         // The room has a name composed of C + course ID + '-' + session ID
         $this->chamiloCourseId = api_get_course_int_id();
         $this->chamiloSessionId = api_get_session_id();
         $this->roomName = 'C' . $this->chamiloCourseId . '-' . $this->chamiloSessionId;
         $return = $this->gateway->loginUser();
         if ($return == 0) {
             $msg = 'Could not initiate session with server through OpenMeetingsGateway::loginUser()';
             error_log(__FILE__ . '+' . __LINE__ . ': ' . $msg);
             die($msg);
         }
         $this->sessionId = $this->gateway->sessionId;
     }
 }

function get_settings($category = null)
{
    $url_id = api_get_current_access_url_id();
    $settings_by_access_list = array();
    if ($url_id == 1) {
        $settings = api_get_settings($category, 'group', $url_id);
    } else {
        $url_info = api_get_access_url($url_id);
        if ($url_info['active'] == 1) {
            // The default settings of Chamilo
            $settings = api_get_settings($category, 'group', 1, 0);
            // The settings that are changeable from a particular site.
            $settings_by_access = api_get_settings($category, 'group', $url_id, 1);
            foreach ($settings_by_access as $row) {
                if (empty($row['variable'])) {
                    $row['variable'] = 0;
                }
                if (empty($row['subkey'])) {
                    $row['subkey'] = 0;
                }
                if (empty($row['category'])) {
                    $row['category'] = 0;
                }
                // One more validation if is changeable.
                if ($row['access_url_changeable'] == 1) {
                    $settings_by_access_list[$row['variable']][$row['subkey']][$row['category']] = $row;
                } else {
                    $settings_by_access_list[$row['variable']][$row['subkey']][$row['category']] = array();
                }
            }
        }
    }
    if (isset($category) && $category == 'search_setting') {
        if (!empty($_REQUEST['search_field'])) {
            $settings = search_setting($_REQUEST['search_field']);
        }
    }
    return array('settings' => $settings, 'settings_by_access_list' => $settings_by_access_list);
}

 /**
  * This function returns an icon path that represents the favicon of the website of which the url given.
  * Defaults to the current Chamilo favicon
  * @param    string    URL of website where to look for favicon.ico
  * @param    string    Optional second URL of website where to look for favicon.ico
  * @return    string    Path of icon to load
  */
 public static function get_favicon_from_url($url1, $url2 = null)
 {
     $icon_link = '';
     $url = $url1;
     if (empty($url1)) {
         $url = $url2;
         if (empty($url)) {
             $url = api_get_access_url(api_get_current_access_url_id());
             $url = $url[0];
         }
     }
     if (!empty($url)) {
         $pieces = parse_url($url);
         $icon_link = $pieces['scheme'] . '://' . $pieces['host'] . '/favicon.ico';
     }
     return $icon_link;
 }

 /**
  * This function sends the actual password to the user
  *
  * @param int $user
  * @author Olivier Cauberghe <olivier.cauberghe@UGent.be>, Ghent University
  */
 public static function send_password_to_user($user, $by_username = false)
 {
     $email_subject = "[" . api_get_setting('platform.site_name') . "] " . get_lang('LoginRequest');
     // SUBJECT
     if ($by_username) {
         // Show only for lost password
         $user_account_list = self::get_user_account_list($user, false, $by_username);
         // BODY
         $email_to = $user['email'];
     } else {
         $user_account_list = self::get_user_account_list($user);
         // BODY
         $email_to = $user[0]['email'];
     }
     $portal_url = api_get_path(WEB_PATH);
     if (api_is_multiple_url_enabled()) {
         $access_url_id = api_get_current_access_url_id();
         if ($access_url_id != -1) {
             $url = api_get_access_url($access_url_id);
             $portal_url = $url['url'];
         }
     }
     $email_body = get_lang('YourAccountParam') . " " . $portal_url . "\n\n{$user_account_list}";
     // SEND MESSAGE
     $sender_name = api_get_person_name(api_get_setting('admin.administrator_name'), api_get_setting('admin.administrator_surname'), null, PERSON_NAME_EMAIL_ADDRESS);
     $email_admin = api_get_setting('admin.administrator_email');
     if (api_mail_html('', $email_to, $email_subject, $email_body, $sender_name, $email_admin) == 1) {
         return get_lang('YourPasswordHasBeenReset');
     } else {
         $admin_email = Display::encrypted_mailto_link(api_get_setting('admin.administrator_email'), api_get_person_name(api_get_setting('admin.administrator_name'), api_get_setting('admin.administrator_surname')));
         return sprintf(get_lang('ThisPlatformWasUnableToSendTheEmailPleaseContactXForMoreInformation'), $admin_email);
     }
 }

                 echo get_lang('ComingSoon');
             }
             Display::display_footer();
             exit;
         }
     }
 }
 $tool_name = get_lang('Registration', null, !empty($_POST['language']) ? $_POST['language'] : $_user['language']);
 if (api_get_setting('registration.allow_terms_conditions') == 'true' && $user_already_registered_show_terms) {
     $tool_name = get_lang('TermsAndConditions');
 }
 $home = api_get_path(SYS_APP_PATH) . 'home/';
 if (api_is_multiple_url_enabled()) {
     $access_url_id = api_get_current_access_url_id();
     if ($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']));
         $clean_url = api_replace_dangerous_char($url);
         $clean_url = str_replace('/', '-', $clean_url);
         $clean_url .= '/';
         $home_old = api_get_path(SYS_APP_PATH) . 'home/';
         $home = api_get_path(SYS_APP_PATH) . 'home/' . $clean_url;
     }
 }
 if (file_exists($home . 'register_top_' . $user_selected_language . '.html')) {
     $home_top_temp = @(string) file_get_contents($home . 'register_top_' . $user_selected_language . '.html');
     $open = str_replace('{rel_path}', api_get_path(REL_PATH), $home_top_temp);
     $open = api_to_system_encoding($open, api_detect_encoding(strip_tags($open)));
     if (!empty($open)) {
         $content = '<div class="well_border">' . $open . '</div>';
     }

    /**
     * Set header parameters
     * @param bool $sendHeaders send headers
     */
    private function set_header_parameters($sendHeaders)
    {
        global $httpHeadXtra, $interbreadcrumb, $language_file, $_configuration, $this_section;
        $_course = api_get_course_info();
        $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('statusonline.png', null, null, ICON_SIZE_ATOM));
        $this->assign('offline_button', Display::return_icon('statusoffline.png', null, null, ICON_SIZE_ATOM));
        // 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('platform.institution');
        $title_list[] = api_get_setting('platform.site_name');
        if (!empty($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
        $css = $this->setCssFiles();
        $this->set_js_files();
        $this->setCssCustomFiles($css);
        //$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);
        //Defaul root chamilo favicon
        $favico = '<link rel="shortcut icon" href="' . api_get_path(WEB_PATH) . 'favicon.ico" type="image/x-icon" />';
        //Added to verify if in the current Chamilo Theme exist a favicon
        $favicoThemeUrl = api_get_path(SYS_CSS_PATH) . 'themes/' . $this->theme . '/images/';
        //If exist pick the current chamilo theme favicon
        if (is_file($favicoThemeUrl . 'favicon.ico')) {
            $favico = '<link rel="shortcut icon" href="' . api_get_path(WEB_CSS_PATH) . 'themes/' . $this->theme . '/images/favicon.ico" type="image/x-icon" />';
        }
        if (api_is_multiple_url_enabled()) {
            $access_url_id = api_get_current_access_url_id();
            if ($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']));
                $clean_url = api_replace_dangerous_char($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_APP_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->setHelp();
        //@todo move this in the template
        $bug_notification_link = '';
        if (api_get_setting('show_link_bug_notification') == 'true' && $this->user_is_logged_in) {
            $bug_notification_link = '<li class="report">
		        						<a href="http://support.chamilo.org/projects/chamilo-18/wiki/How_to_report_bugs" target="_blank">
		        						<img src="' . api_get_path(WEB_IMG_PATH) . 'bug.large.png" style="vertical-align: middle;" alt="' . get_lang('ReportABug') . '" title="' . get_lang('ReportABug') . '"/></a>
		    						  </li>';
        }
//.........这里部分代码省略.........

 /**
  * Send the invitation by mail.
  *
  * @param    invitedUser - the userId (course user) or emailaddress of additional user
  * $param       $invitation_code - the unique invitation code for the URL
  * @return    void
  */
 static function send_invitation_mail($invitedUser, $invitation_code, $invitation_title, $invitation_text)
 {
     global $_user, $_course, $_configuration;
     $portal_url = api_get_path(WEB_CODE_PATH);
     if (api_is_multiple_url_enabled()) {
         $access_url_id = api_get_current_access_url_id();
         if ($access_url_id != -1) {
             $url = api_get_access_url($access_url_id);
             $portal_url = $url['url'];
         }
     }
     // Replacing the **link** part with a valid link for the user
     $survey_link = api_get_path(WEB_CODE_PATH) . 'survey/fillsurvey.php?course=' . $_course['code'] . '&invitationcode=' . $invitation_code;
     $text_link = '<a href="' . $survey_link . '">' . get_lang('ClickHereToAnswerTheSurvey') . "</a><br />\r\n<br />\r\n" . get_lang('OrCopyPasteTheFollowingUrl') . " <br />\r\n " . $survey_link;
     $replace_count = 0;
     $full_invitation_text = api_str_ireplace('**link**', $text_link, $invitation_text, $replace_count);
     if ($replace_count < 1) {
         $full_invitation_text = $full_invitation_text . "<br />\r\n<br />\r\n" . $text_link;
     }
     // Sending the mail
     $sender_name = api_get_person_name($_user['firstName'], $_user['lastName'], null, PERSON_NAME_EMAIL_ADDRESS);
     $sender_email = $_user['mail'];
     $sender_user_id = api_get_user_id();
     $replyto = array();
     if (api_get_setting('survey_email_sender_noreply') == 'noreply') {
         $noReply = api_get_setting('noreply_email_address');
         if (!empty($noReply)) {
             $sender_name = $noReply;
             $sender_email = $noReply;
             $sender_user_id = null;
         }
     }
     // Optionally: finding the e-mail of the user
     if (is_numeric($invitedUser)) {
         MessageManager::send_message($invitedUser, $invitation_title, $full_invitation_text, null, null, null, null, null, null, $sender_user_id);
     } else {
         /** @todo check if the address is a valid email */
         $recipient_email = $invitedUser;
         @api_mail_html(null, $recipient_email, $invitation_title, $full_invitation_text, $sender_name, $sender_email);
     }
 }

    /**
     * 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 home path
 * @return string
 */
function api_get_home_path()
{
    // FIX : Start the routing determination from central path definition
    $home = api_get_path(SYS_HOME_PATH);
    if (api_get_multiple_access_url()) {
        $access_url_id = api_get_current_access_url_id();
        $url_info = api_get_access_url($access_url_id);
        $url = api_remove_trailing_slash(preg_replace('/https?:\\/\\//i', '', $url_info['url']));
        $clean_url = api_replace_dangerous_char($url);
        $clean_url = str_replace('/', '-', $clean_url);
        $clean_url .= '/';
        if ($clean_url != 'localhost/') {
            return "{$home}{$clean_url}";
        }
    }
    return $home;
}

function generate_settings_form($settings, $settings_by_access_list)
{
    global $_configuration, $settings_to_avoid, $convert_byte_to_mega_list;
    $table_settings_current = Database::get_main_table(TABLE_MAIN_SETTINGS_CURRENT);
    $form = new FormValidator('settings', 'post', 'settings.php?category=' . Security::remove_XSS($_GET['category']));
    $form->addElement('hidden', 'search_field', !empty($_GET['search_field']) ? Security::remove_XSS($_GET['search_field']) : null);
    $url_id = api_get_current_access_url_id();
    if (!empty($_configuration['multiple_access_urls']) && api_is_global_platform_admin() && $url_id == 1) {
        $group = array();
        $group[] = $form->createElement('button', 'mark_all', get_lang('MarkAll'));
        $group[] = $form->createElement('button', 'unmark_all', get_lang('UnmarkAll'));
        $form->addGroup($group, 'buttons_in_action_right');
    }
    $default_values = array();
    $url_info = api_get_access_url($url_id);
    $i = 0;
    foreach ($settings as $row) {
        if (in_array($row['variable'], array_keys($settings_to_avoid))) {
            continue;
        }
        if (!empty($_configuration['multiple_access_urls'])) {
            if (api_is_global_platform_admin()) {
                if ($row['access_url_locked'] == 0) {
                    if ($url_id == 1) {
                        if ($row['access_url_changeable'] == '1') {
                            $form->addElement('html', '<div style="float: right;"><a class="share_this_setting" data_status = "0"  data_to_send = "' . $row['variable'] . '" href="javascript:void(0);">' . Display::return_icon('shared_setting.png', get_lang('ChangeSharedSetting')) . '</a></div>');
                        } else {
                            $form->addElement('html', '<div style="float: right;"><a class="share_this_setting" data_status = "1" data_to_send = "' . $row['variable'] . '" href="javascript:void(0);">' . Display::return_icon('shared_setting_na.png', get_lang('ChangeSharedSetting')) . '</a></div>');
                        }
                    } else {
                        if ($row['access_url_changeable'] == '1') {
                            $form->addElement('html', '<div style="float: right;">' . Display::return_icon('shared_setting.png', get_lang('ChangeSharedSetting')) . '</div>');
                        } else {
                            $form->addElement('html', '<div style="float: right;">' . Display::return_icon('shared_setting_na.png', get_lang('ChangeSharedSetting')) . '</div>');
                        }
                    }
                }
            }
        }
        $hideme = array();
        $hide_element = false;
        if ($_configuration['access_url'] != 1) {
            if ($row['access_url_changeable'] == 0) {
                // We hide the element in other cases (checkbox, radiobutton) we 'freeze' the element.
                $hide_element = true;
                $hideme = array('disabled');
            } elseif ($url_info['active'] == 1) {
                // We show the elements.
                if (empty($row['variable'])) {
                    $row['variable'] = 0;
                }
                if (empty($row['subkey'])) {
                    $row['subkey'] = 0;
                }
                if (empty($row['category'])) {
                    $row['category'] = 0;
                }
                if (is_array($settings_by_access_list[$row['variable']][$row['subkey']][$row['category']])) {
                    // We are sure that the other site have a selected value.
                    if ($settings_by_access_list[$row['variable']][$row['subkey']][$row['category']]['selected_value'] != '') {
                        $row['selected_value'] = $settings_by_access_list[$row['variable']][$row['subkey']][$row['category']]['selected_value'];
                    }
                }
                // There is no else{} statement because we load the default $row['selected_value'] of the main Chamilo site.
            }
        }
        switch ($row['type']) {
            case 'textfield':
                if (in_array($row['variable'], $convert_byte_to_mega_list)) {
                    $form->addElement('text', $row['variable'], array(get_lang($row['title']), get_lang($row['comment']), get_lang('MB')), array('maxlength' => '8'));
                    $form->applyFilter($row['variable'], 'html_filter');
                    $default_values[$row['variable']] = round($row['selected_value'] / 1024 / 1024, 1);
                } elseif ($row['variable'] == 'account_valid_duration') {
                    $form->addElement('text', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])), array('maxlength' => '5'));
                    $form->applyFilter($row['variable'], 'html_filter');
                    $default_values[$row['variable']] = $row['selected_value'];
                    // For platform character set selection: Conversion of the textfield to a select box with valid values.
                } elseif ($row['variable'] == 'platform_charset') {
                    continue;
                } else {
                    $hideme['class'] = 'col-md-4';
                    $form->addElement('text', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])), $hideme);
                    $form->applyFilter($row['variable'], 'html_filter');
                    $default_values[$row['variable']] = $row['selected_value'];
                }
                break;
            case 'textarea':
                if ($row['variable'] == 'header_extra_content') {
                    $file = api_get_path(SYS_PATH) . api_get_home_path() . 'header_extra_content.txt';
                    $value = '';
                    if (file_exists($file)) {
                        $value = file_get_contents($file);
                    }
                    $form->addElement('textarea', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])), array('rows' => '10'), $hideme);
                    $default_values[$row['variable']] = $value;
                } elseif ($row['variable'] == 'footer_extra_content') {
                    $file = api_get_path(SYS_PATH) . api_get_home_path() . 'footer_extra_content.txt';
                    $value = '';
                    if (file_exists($file)) {
                        $value = file_get_contents($file);
//.........这里部分代码省略.........

function return_menu()
{
    $navigation = return_navigation_array();
    $navigation = $navigation['navigation'];
    // Displaying the tabs
    $lang = '';
    //el for "Edit Language"
    if (!empty($_SESSION['user_language_choice'])) {
        $lang = $_SESSION['user_language_choice'];
    } elseif (!empty($_SESSION['_user']['language'])) {
        $lang = $_SESSION['_user']['language'];
    } else {
        $lang = get_setting('platformLanguage');
    }
    //Preparing home folder for multiple urls
    if (api_get_multiple_access_url()) {
        $access_url_id = api_get_current_access_url_id();
        if ($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(SYS_PATH) . 'home/' . $clean_url;
            //homep for Home Path
            //we create the new dir for the new sites
            if (!is_dir($homep)) {
                mkdir($homep, api_get_permissions_for_new_directories());
            }
        }
    } else {
        $homep = api_get_path(SYS_PATH) . 'home/';
    }
    $ext = '.html';
    $menutabs = 'home_tabs';
    $mtloggedin = 'home_tabs_logged_in';
    $home_top = '';
    if (is_file($homep . $menutabs . '_' . $lang . $ext) && is_readable($homep . $menutabs . '_' . $lang . $ext)) {
        $home_top = @(string) file_get_contents($homep . $menutabs . '_' . $lang . $ext);
    } elseif (is_file($homep . $menutabs . $lang . $ext) && is_readable($homep . $menutabs . $lang . $ext)) {
        $home_top = @(string) file_get_contents($homep . $menutabs . $lang . $ext);
    } else {
        //$errorMsg = get_lang('HomePageFilesNotReadable');
    }
    $home_top = api_to_system_encoding($home_top, api_detect_encoding(strip_tags($home_top)));
    $open = str_replace('{rel_path}', api_get_path(REL_PATH), $home_top);
    $open = api_to_system_encoding($open, api_detect_encoding(strip_tags($open)));
    $open_mtloggedin = '';
    if (api_get_user_id() && !api_is_anonymous()) {
        if (is_file($homep . $mtloggedin . '_' . $lang . $ext) && is_readable($homep . $mtloggedin . '_' . $lang . $ext)) {
            $home_top = @(string) file_get_contents($homep . $mtloggedin . '_' . $lang . $ext);
            $home_top = str_replace('::private', '', $home_top);
        } elseif (is_file($homep . $mtloggedin . $lang . $ext) && is_readable($homep . $mtloggedin . $lang . $ext)) {
            $home_top = @(string) file_get_contents($homep . $mtloggedin . $lang . $ext);
            $home_top = str_replace('::private', '', $home_top);
        } else {
            //$errorMsg = get_lang('HomePageFilesNotReadable');
        }
        $home_top = api_to_system_encoding($home_top, api_detect_encoding(strip_tags($home_top)));
        $open_mtloggedin = str_replace('{rel_path}', api_get_path(REL_PATH), $home_top);
        $open_mtloggedin = api_to_system_encoding($open_mtloggedin, api_detect_encoding(strip_tags($open_mtloggedin)));
    }
    $lis = '';
    if (!empty($open) or !empty($open_mtloggedin)) {
        if (strpos($open . $open_mtloggedin, 'show_menu') === false) {
            if (api_is_anonymous()) {
                $navigation[SECTION_CAMPUS] = null;
            }
        } else {
            //$lis .= Display::tag('li', $open);
            if (api_get_user_id() && !api_is_anonymous()) {
                $lis .= $open_mtloggedin;
            } else {
                $lis .= $open;
            }
        }
    }
    if (count($navigation) > 0 || !empty($lis)) {
        $pre_lis = '';
        foreach ($navigation as $section => $navigation_info) {
            $key = !empty($navigation_info['key']) ? 'tab-' . $navigation_info['key'] : '';
            if (isset($GLOBALS['this_section'])) {
                $current = $section == $GLOBALS['this_section'] ? ' id="current" class="active ' . $key . '" ' : ' class="' . $key . '"';
            } else {
                $current = '';
            }
            if (!empty($navigation_info['title'])) {
                $pre_lis .= '<li' . $current . '><a  href="' . $navigation_info['url'] . '" target="_top">' . $navigation_info['title'] . '</a></li>';
            }
        }
        $lis = $pre_lis . $lis;
    }
    $menu = null;
    if (!empty($lis)) {
        $menu .= $lis;
    }
    return $menu;
}

}
$charset = 'UTF-8';
// Enables the portablity layer and configures PHP for UTF-8
\Patchwork\Utf8\Bootup::initAll();
// Start session after the internationalization library has been initialized.
ChamiloSession::instance()->start($alreadyInstalled);
// Remove quotes added by PHP  - get_magic_quotes_gpc() is deprecated in PHP 5 see #2970
if (function_exists('get_magic_quotes_gpc') && get_magic_quotes_gpc()) {
    array_walk_recursive_limited($_GET, 'stripslashes', true);
    array_walk_recursive_limited($_POST, 'stripslashes', true);
    array_walk_recursive_limited($_COOKIE, 'stripslashes', true);
    array_walk_recursive_limited($_REQUEST, 'stripslashes', true);
}
// access_url == 1 is the default chamilo location
if ($_configuration['access_url'] != 1) {
    $url_info = api_get_access_url($_configuration['access_url']);
    if ($url_info['active'] == 1) {
        $settings_by_access =& api_get_settings(null, 'list', $_configuration['access_url'], 1);
        foreach ($settings_by_access as &$row) {
            if (empty($row['variable'])) {
                $row['variable'] = 0;
            }
            if (empty($row['subkey'])) {
                $row['subkey'] = 0;
            }
            if (empty($row['category'])) {
                $row['category'] = 0;
            }
            $settings_by_access_list[$row['variable']][$row['subkey']][$row['category']] = $row;
        }
    }

 /**
  * Gets a link to the resource from the present location, depending on item ID.
  * @param	string	$type Type of link expected
  * @param	integer	$item_id Learnpath item ID
  * @return	string	$provided_toc Link to the lp_item resource
  */
 public function get_link($type = 'http', $item_id = null, $provided_toc = false)
 {
     $course_id = $this->get_course_int_id();
     if ($this->debug > 0) {
         error_log('New LP - In learnpath::get_link(' . $type . ',' . $item_id . ')', 0);
     }
     if (empty($item_id)) {
         if ($this->debug > 2) {
             error_log('New LP - In learnpath::get_link() - no item id given in learnpath::get_link(), using current: ' . $this->get_current_item_id(), 0);
         }
         $item_id = $this->get_current_item_id();
     }
     if (empty($item_id)) {
         if ($this->debug > 2) {
             error_log('New LP - In learnpath::get_link() - no current item id found in learnpath object', 0);
         }
         //still empty, this means there was no item_id given and we are not in an object context or
         //the object property is empty, return empty link
         $item_id = $this->first();
         return '';
     }
     $file = '';
     $lp_table = Database::get_course_table(TABLE_LP_MAIN);
     $lp_item_table = Database::get_course_table(TABLE_LP_ITEM);
     $lp_item_view_table = Database::get_course_table(TABLE_LP_ITEM_VIEW);
     $item_id = intval($item_id);
     $sql = "SELECT\n                    l.lp_type as ltype,\n                    l.path as lpath,\n                    li.item_type as litype,\n                    li.path as lipath,\n                    li.parameters as liparams\n        \t\tFROM {$lp_table} l\n                INNER JOIN {$lp_item_table} li\n                    ON (li.lp_id = l.id AND l.c_id = {$course_id} AND li.c_id = {$course_id} )\n        \t\tWHERE li.id = {$item_id} ";
     if ($this->debug > 2) {
         error_log('New LP - In learnpath::get_link() - selecting item ' . $sql, 0);
     }
     $res = Database::query($sql);
     if (Database::num_rows($res) > 0) {
         $row = Database::fetch_array($res);
         $lp_type = $row['ltype'];
         $lp_path = $row['lpath'];
         $lp_item_type = $row['litype'];
         $lp_item_path = $row['lipath'];
         $lp_item_params = $row['liparams'];
         if (empty($lp_item_params) && strpos($lp_item_path, '?') !== false) {
             list($lp_item_path, $lp_item_params) = explode('?', $lp_item_path);
         }
         $sys_course_path = api_get_path(SYS_COURSE_PATH) . api_get_course_path();
         if ($type == 'http') {
             $course_path = api_get_path(WEB_COURSE_PATH) . api_get_course_path();
             //web path
         } else {
             $course_path = $sys_course_path;
             //system path
         }
         // Fixed issue BT#1272 - If the item type is a Chamilo Item (quiz, link, etc), then change the lp type to thread it as a normal Chamilo LP not a SCO.
         if (in_array($lp_item_type, array('quiz', 'document', 'link', 'forum', 'thread', 'student_publication'))) {
             $lp_type = 1;
         }
         if ($this->debug > 2) {
             error_log('New LP - In learnpath::get_link() - $lp_type ' . $lp_type, 0);
             error_log('New LP - In learnpath::get_link() - $lp_item_type ' . $lp_item_type, 0);
         }
         // Now go through the specific cases to get the end of the path
         // @todo Use constants instead of int values.
         switch ($lp_type) {
             case 1:
                 if ($lp_item_type == 'dokeos_chapter') {
                     $file = 'lp_content.php?type=dir';
                 } else {
                     require_once 'resourcelinker.inc.php';
                     $file = rl_get_resource_link_for_learnpath($course_id, $this->get_id(), $item_id, $this->get_view_id());
                     if ($this->debug > 0) {
                         error_log('rl_get_resource_link_for_learnpath - file: ' . $file, 0);
                     }
                     if ($lp_item_type == 'link') {
                         if (Link::is_youtube_link($file)) {
                             $src = Link::get_youtube_video_id($file);
                             $file = api_get_path(WEB_CODE_PATH) . 'newscorm/embed.php?type=youtube&source=' . $src;
                         } elseif (Link::isVimeoLink($file)) {
                             $src = Link::getVimeoLinkId($file);
                             $file = api_get_path(WEB_CODE_PATH) . 'newscorm/embed.php?type=vimeo&source=' . $src;
                         } else {
                             // If the current site is HTTPS and the link is
                             // HTTP, browsers will refuse opening the link
                             $urlId = api_get_current_access_url_id();
                             $url = api_get_access_url($urlId, false);
                             $protocol = substr($url['url'], 0, 5);
                             if ($protocol === 'https') {
                                 $linkProtocol = substr($file, 0, 5);
                                 if ($linkProtocol === 'http:') {
                                     //this is the special intervention case
                                     $file = api_get_path(WEB_CODE_PATH) . 'newscorm/embed.php?type=nonhttps&source=' . urlencode($file);
                                 }
                             }
                         }
                     } else {
                         // Check how much attempts of a exercise exits in lp
                         $lp_item_id = $this->get_current_item_id();
                         $lp_view_id = $this->get_view_id();
//.........这里部分代码省略.........

/**
 * This function allows the platform admin to choose the default stylesheet
 * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
*/
function handle_stylesheets()
{
    global $_configuration;
    // Current style
    $currentstyle = api_get_setting('stylesheets');
    $is_style_changeable = false;
    if ($_configuration['access_url'] != 1) {
        $style_info = api_get_settings('stylesheets', '', 1, 0);
        $url_info = api_get_access_url($_configuration['access_url']);
        if ($style_info[0]['access_url_changeable'] == 1 && $url_info['active'] == 1) {
            $is_style_changeable = true;
            echo '<div class="actions" id="stylesheetuploadlink">';
            Display::display_icon('theme_add.gif');
            echo '<a href="" onclick="document.getElementById(\'newstylesheetform\').style.display = \'block\'; document.getElementById(\'stylesheetuploadlink\').style.display = \'none\';return false; ">' . get_lang('UploadNewStylesheet') . '</a>';
            echo '</div>';
        }
    } else {
        $is_style_changeable = true;
        echo '<div class="actions" id="stylesheetuploadlink">';
        Display::display_icon('theme_add.gif');
        echo '<a href="" onclick="document.getElementById(\'newstylesheetform\').style.display = \'block\'; document.getElementById(\'stylesheetuploadlink\').style.display = \'none\';return false; ">' . get_lang('UploadNewStylesheet') . '</a>';
        echo '</div>';
    }
    $form = new FormValidator('stylesheet_upload', 'post', 'settings.php?category=stylesheets&showuploadform=true');
    $form->addElement('text', 'name_stylesheet', get_lang('NameStylesheet'), array('size' => '40', 'maxlength' => '40'));
    $form->addRule('name_stylesheet', get_lang('ThisFieldIsRequired'), 'required');
    $form->addElement('file', 'new_stylesheet', get_lang('UploadNewStylesheet'));
    $allowed_file_types = array('css');
    $form->addRule('new_stylesheet', get_lang('InvalidExtension') . ' (' . implode(',', $allowed_file_types) . ')', 'filetype', $allowed_file_types);
    $form->addRule('new_stylesheet', get_lang('ThisFieldIsRequired'), 'required');
    $form->addElement('style_submit_button', 'stylesheet_upload', get_lang('Ok'), array('class' => 'save'));
    if ($form->validate() and is_writable(api_get_path(SYS_CODE_PATH) . 'css/')) {
        $values = $form->exportValues();
        $picture_element =& $form->getElement('new_stylesheet');
        $picture = $picture_element->getValue();
        upload_stylesheet($values, $picture);
        Display::display_confirmation_message(get_lang('StylesheetAdded'));
    } else {
        if (!is_writable(api_get_path(SYS_CODE_PATH) . 'css/')) {
            Display::display_error_message(api_get_path(SYS_CODE_PATH) . 'css/' . get_lang('IsNotWritable'));
        } else {
            if ($_GET['showuploadform'] == 'true') {
                echo '<div id="newstylesheetform">';
            } else {
                echo '<div id="newstylesheetform" style="display: none;">';
            }
            // uploading a new stylesheet
            if ($_configuration['access_url'] == 1) {
                $form->display();
            } else {
                if ($is_style_changeable) {
                    $form->display();
                }
            }
            echo '</div>';
        }
    }
    // Preview of the stylesheet
    echo '<div><iframe src="style_preview.php" width="100%" height="300" name="preview"></iframe></div>';
    echo '<form name="stylesheets" method="post" action="' . api_get_self() . '?category=' . Security::remove_XSS($_GET['category']) . '">';
    if ($handle = @opendir(api_get_path(SYS_PATH) . 'main/css/')) {
        $counter = 1;
        while (false !== ($style_dir = readdir($handle))) {
            if (substr($style_dir, 0, 1) == '.') {
                continue;
            }
            $dirpath = api_get_path(SYS_PATH) . 'main/css/' . $style_dir;
            if (is_dir($dirpath)) {
                if ($style_dir != '.' && $style_dir != '..') {
                    if ($currentstyle == $style_dir or $style_dir == 'dokeos_classic' and !$currentstyle) {
                        $selected = 'checked="checked"';
                    } else {
                        $selected = '';
                    }
                    $show_name = get_lang(str_replace(' ', '', ucwords(str_replace('_', ' ', $style_dir))));
                    if ($is_style_changeable) {
                        echo "<input type=\"radio\" name=\"style\" value=\"" . $style_dir . "\" " . $selected . " onClick=\"parent.preview.location='style_preview.php?style=" . $style_dir . "';\"/>";
                        echo '<a href="style_preview.php?style=' . $style_dir . '" target="preview">' . $show_name . '</a>';
                    } else {
                        echo '<a href="style_preview.php?style=' . $style_dir . '" target="preview">' . $show_name . '</a>';
                    }
                    //echo '<div id="Layer'.$counter.'" style="position:relative; width:687px; z-index:2; visibility: hidden;">';
                    //echo '<a href="#" onClick="MM_showHideLayers(\'Layer'.$counter.'\',\'\',\'hide\')">'.get_lang('Close').'</a>';
                    //echo '<iframe src="style_preview.php?style='.$file.'" width="100%" style="float:right;"></iframe></div>';
                    echo "<br />\n";
                    $counter++;
                }
            }
        }
        @closedir($handle);
    }
    if ($is_style_changeable) {
        echo '<button class="save" type="submit" name="submit_stylesheets"> ' . get_lang('SaveSettings') . ' </button></form>';
    }
}