PHP FormValidator::setConstants方法代码示例

        				if ($access_url_id != -1) {
        					$url = api_get_access_url($access_url_id);
        					$emailbody = get_lang('Dear')." ".stripslashes(api_get_person_name($firstname, $lastname)).",\n\n".get_lang('YouAreReg')." ".api_get_setting('siteName') ." ".get_lang('WithTheFollowingSettings')."\n\n".get_lang('Username')." : ". $username ."\n". get_lang('Pass')." : ".stripslashes($password)."\n\n" .get_lang('Address') ." ". api_get_setting('siteName') ." ". get_lang('Is') ." : ". $url['url'] ."\n\n". get_lang('Problem'). "\n\n". get_lang('SignatureFormula').",\n\n".api_get_person_name(api_get_setting('administratorName'), api_get_setting('administratorSurname'))."\n". get_lang('Manager'). " ".api_get_setting('siteName')."\nT. ".api_get_setting('administratorTelephone')."\n" .get_lang('Email') ." : ".api_get_setting('emailAdministrator');
        				}
        			}
        			else {
        				$emailbody = get_lang('Dear')." ".stripslashes(api_get_person_name($firstname, $lastname)).",\n\n".get_lang('YouAreReg')." ".api_get_setting('siteName') ." ".get_lang('WithTheFollowingSettings')."\n\n".get_lang('Username')." : ". $username ."\n". get_lang('Pass')." : ".stripslashes($password)."\n\n" .get_lang('Address') ." ". api_get_setting('siteName') ." ". get_lang('Is') ." : ". $_configuration['root_web'] ."\n\n". get_lang('Problem'). "\n\n". get_lang('SignatureFormula').",\n\n".api_get_person_name(api_get_setting('administratorName'), api_get_setting('administratorSurname'))."\n". get_lang('Manager'). " ".api_get_setting('siteName')."\nT. ".api_get_setting('administratorTelephone')."\n" .get_lang('Email') ." : ".api_get_setting('emailAdministrator');
        			}
        			@api_mail_html($recipient_name, $email, $emailsubject, $emailbody, $sender_name, $email_admin);
        		}*/
        Security::clear_token();
        $tok = Security::get_token();
        header('Location: group_list.php?action=show_message&message=' . urlencode(get_lang('GroupAdded')) . '&sec_token=' . $tok);
        exit;
    }
} else {
    if (isset($_POST['submit'])) {
        Security::clear_token();
    }
    $token = Security::get_token();
    $form->addElement('hidden', 'sec_token');
    $form->setConstants(array('sec_token' => $token));
}
// Display form
Display::display_header($tool_name);
if (!empty($message)) {
    Display::display_normal_message(stripslashes($message));
}
$form->display();
// Footer
Display::display_footer();

function manage_form($default, $select_from_user_list = null, $sent_to = null)
{
    $group_id = isset($_REQUEST['group_id']) ? intval($_REQUEST['group_id']) : null;
    $message_id = isset($_GET['message_id']) ? intval($_GET['message_id']) : null;
    $param_f = isset($_GET['f']) && $_GET['f'] == 'social' ? 'social' : null;
    $form = new FormValidator('compose_message', null, api_get_self() . '?f=' . $param_f, null, array('enctype' => 'multipart/form-data'));
    if (empty($group_id)) {
        if (isset($select_from_user_list)) {
            $form->addText('id_text_name', get_lang('SendMessageTo'), true, array('id' => 'id_text_name', 'onkeyup' => 'send_request_and_search()', 'autocomplete' => 'off'));
            $form->addRule('id_text_name', get_lang('ThisFieldIsRequired'), 'required');
            $form->addElement('html', '<div id="id_div_search" style="padding:0px" class="message-select-box" >&nbsp;</div>');
            $form->addElement('hidden', 'user_list', 0, array('id' => 'user_list'));
        } else {
            if (!empty($sent_to)) {
                $form->addLabel(get_lang('SendMessageTo'), $sent_to);
            }
            if (empty($default['users'])) {
                //fb select
                $form->addElement('select_ajax', 'users', get_lang('SendMessageTo'), array(), ['multiple' => 'multiple', 'url' => api_get_path(WEB_AJAX_PATH) . 'message.ajax.php?a=find_users']);
            } else {
                $form->addElement('hidden', 'hidden_user', $default['users'][0], array('id' => 'hidden_user'));
            }
        }
    } else {
        $userGroup = new UserGroup();
        $group_info = $userGroup->get($group_id);
        $form->addElement('label', get_lang('ToGroup'), api_xml_http_response_encode($group_info['name']));
        $form->addElement('hidden', 'group_id', $group_id);
        $form->addElement('hidden', 'parent_id', $message_id);
    }
    $form->addText('title', get_lang('Subject'), true);
    $form->addHtmlEditor('content', get_lang('Message'), false, false, array('ToolbarSet' => 'Messages', 'Width' => '100%', 'Height' => '250'));
    if (isset($_GET['re_id'])) {
        $message_reply_info = MessageManager::get_message_by_id($_GET['re_id']);
        $default['title'] = get_lang('MailSubjectReplyShort') . " " . $message_reply_info['title'];
        $form->addElement('hidden', 're_id', intval($_GET['re_id']));
        $form->addElement('hidden', 'save_form', 'save_form');
        //adding reply mail
        $user_reply_info = api_get_user_info($message_reply_info['user_sender_id']);
        $default['content'] = '<p><br/></p>' . sprintf(get_lang('XWroteY'), $user_reply_info['complete_name'], Security::filter_terms($message_reply_info['content']));
    }
    if (empty($group_id)) {
        $form->addElement('label', '', '<div  id="filepaths" class="form-group">
                    <div id="filepath_1">
                    <label>' . get_lang('FilesAttachment') . '</label>
                    <input type="file" name="attach_1"/>
                    <label>' . get_lang('Description') . '</label>
                    <input id="file-descrtiption" type="text" name="legend[]" class="form-control"/>
                    </div>
                </div>');
        $form->addElement('label', '', '<span id="link-more-attach"><a href="javascript://" onclick="return add_image_form()">' . get_lang('AddOneMoreFile') . '</a></span>&nbsp;(' . sprintf(get_lang('MaximunFileSizeX'), format_file_size(api_get_setting('message.message_max_upload_filesize'))) . ')');
    }
    $form->addButtonSend(get_lang('SendMessage'), 'compose');
    $form->setRequiredNote('<span class="form_required">*</span> <small>' . get_lang('ThisFieldIsRequired') . '</small>');
    if (!empty($group_id) && !empty($message_id)) {
        $message_info = MessageManager::get_message_by_id($message_id);
        $default['title'] = get_lang('MailSubjectReplyShort') . " " . $message_info['title'];
    }
    $form->setDefaults($default);
    $html = '';
    if ($form->validate()) {
        $check = Security::check_token('post');
        if ($check) {
            $user_list = $default['users'];
            $file_comments = $_POST['legend'];
            $title = $default['title'];
            $content = $default['content'];
            $group_id = isset($default['group_id']) ? $default['group_id'] : null;
            $parent_id = isset($default['parent_id']) ? $default['parent_id'] : null;
            if (is_array($user_list) && count($user_list) > 0) {
                //all is well, send the message
                foreach ($user_list as $user) {
                    $res = MessageManager::send_message($user, $title, $content, $_FILES, $file_comments, $group_id, $parent_id);
                    if ($res) {
                        $html .= MessageManager::display_success_message($user);
                    }
                }
            } else {
                Display::display_error_message('ErrorSendingMessage');
            }
        }
        Security::clear_token();
    } else {
        $token = Security::get_token();
        $form->addElement('hidden', 'sec_token');
        $form->setConstants(array('sec_token' => $token));
        $html .= $form->returnForm();
    }
    return $html;
}

/**
 * form to add a category
 * @todo move to TestCategory.class.php
 * @param string $action
 */
function add_category_form($action)
{
    $action = Security::remove_XSS($action);
    // initiate the object
    $form = new FormValidator('note', 'post', api_get_self() . '?action=' . $action);
    // Setting the form elements
    $form->addElement('header', get_lang('AddACategory'));
    $form->addElement('text', 'category_name', get_lang('CategoryName'), array('size' => '95'));
    $form->addHtmlEditor('category_description', get_lang('CategoryDescription'), false, false, array('ToolbarSet' => 'test_category', 'Height' => '200'));
    $form->addButtonCreate(get_lang('AddTestCategory'), 'SubmitNote');
    // setting the rules
    $form->addRule('category_name', get_lang('ThisFieldIsRequired'), 'required');
    // The validation or display
    if ($form->validate()) {
        $check = Security::check_token('post');
        if ($check) {
            $values = $form->exportValues();
            $v_name = Security::remove_XSS($values['category_name'], COURSEMANAGER);
            $v_description = Security::remove_XSS($values['category_description'], COURSEMANAGER);
            $objcat = new TestCategory(0, $v_name, $v_description);
            if ($objcat->addCategoryInBDD()) {
                Display::display_confirmation_message(get_lang('AddCategoryDone'));
            } else {
                Display::display_confirmation_message(get_lang('AddCategoryNameAlreadyExists'));
            }
        }
        Security::clear_token();
    } else {
        display_goback();
        $token = Security::get_token();
        $form->addElement('hidden', 'sec_token');
        $form->setConstants(array('sec_token' => $token));
        $form->display();
    }
}

//.........这里部分代码省略.........
                 <th width="10px">
                     ' . get_lang('True') . '
                 </th>
                 <th width="50%">
                     ' . get_lang('Answer') . '
                 </th>';
     $html .= '<th>' . get_lang('Comment') . '</th>';
     $html .= '</tr>';
     $form->addElement('label', get_lang('Answers') . '<br /> <img src="../img/fill_field.png">', $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;
         }
     }
     #le nombre de r�ponses est bien enregistr� sous la forme int(nb)
     /* Ajout mise en forme nb reponse */
     $form->addElement('hidden', 'nb_answers');
     $boxes_names = array();
     /* V�rification : Cr�action d'au moins une r�ponse */
     if ($nb_answers < 1) {
         $nb_answers = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     //D�but affichage score global dans la modification d'une question
     $scoreA = "0";
     //par reponse
     $scoreG = "0";
     //Global
     /* boucle pour sauvegarder les donn�es dans le tableau defaults */
     for ($i = 1; $i <= $nb_answers; ++$i) {
         /* si la reponse est de type objet */
         if (is_object($answer)) {
             $defaults['answer[' . $i . ']'] = $answer->answer[$i];
             $defaults['comment[' . $i . ']'] = $answer->comment[$i];
             $defaults['correct[' . $i . ']'] = $answer->correct[$i];
             // start
             $scoreA = $answer->weighting[$i];
         }
         if ($scoreA > 0) {
             $scoreG = $scoreG + $scoreA;
         }
         //------------- Fin
         //------------- Debut si un des scores par reponse est egal � 0 : la coche vaut 1 (coch�)
         if ($scoreA == 0) {
             $defaults['pts'] = 1;
         }
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
         //$renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'weighting['.$i.']');
         $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="' . $i . '"');
         $answer_number->freeze();
         $form->addElement('checkbox', 'correct[' . $i . ']', null, null, 'class="checkbox"');
         $boxes_names[] = 'correct[' . $i . ']';
         $form->addHtmlEditor('answer[' . $i . ']', null, null, array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));
         $form->addRule('answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required');
         $form->addHtmlEditor('comment[' . $i . ']', null, null, array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));
         $form->addElement('html', '</tr>');
     }
     //--------- Mise en variable du score global lors d'une modification de la question/r�ponse
     $defaults['weighting[1]'] = round($scoreG);
     $form->addElement('html', '</div></div></table>');
     //$form -> addElement ('html', '<br />');
     $form->add_multiple_required_rule($boxes_names, get_lang('ChooseAtLeastOneCheckbox'), 'multiple_required');
     //only 1 answer the all deal ...
     $form->addElement('text', 'weighting[1]', get_lang('Score'));
     global $pts;
     //--------- Creation coche pour ne pas prendre en compte les n�gatifs
     $form->addElement('checkbox', 'pts', '', get_lang('NoNegativeScore'));
     $form->addElement('html', '<br />');
     // Affiche un message si le score n'est pas renseign�
     $form->addRule('weighting[1]', get_lang('ThisFieldIsRequired'), 'required');
     global $text, $class;
     if ($obj_ex->edit_exercise_in_lp == true) {
         $form->addButtonDelete(get_lang('LessAnswer'), 'lessAnswers');
         $form->addButtonCreate(get_lang('PlusAnswer'), 'moreAnswers');
         $form->addButtonSave($text, 'submitQuestion');
         // setting the save button here and not in the question class.php
     }
     $renderer->setElementTemplate('{element}&nbsp;', 'lessAnswers');
     $renderer->setElementTemplate('{element}&nbsp;', 'submitQuestion');
     $renderer->setElementTemplate('{element}', 'moreAnswers');
     $form->addElement('html', '</div></div>');
     $defaults['correct'] = $correct;
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         if ($this->isContent == 1) {
             $form->setDefaults($defaults);
         }
     }
     $form->setConstants(array('nb_answers' => $nb_answers));
 }

function add_category_form($in_action, $type = 'simple')
{
    $in_action = Security::remove_XSS($in_action);
    // Initiate the object
    $form = new FormValidator('note', 'post', api_get_self() . '?' . api_get_cidreq() . '&action=' . $in_action . "&type=" . $type);
    // Setting the form elements
    $form->addElement('header', get_lang('AddACategory'));
    $form->addElement('text', 'category_name', get_lang('CategoryName'), array('class' => 'span6'));
    $form->add_html_editor('category_description', get_lang('CategoryDescription'), false, false, array('ToolbarSet' => 'test_category', 'Width' => '90%', 'Height' => '200'));
    $form->addElement('select', 'parent_id', get_lang('Parent'), array(), array('id' => 'parent_id'));
    $form->addElement('style_submit_button', 'SubmitNote', get_lang('AddTestCategory'), 'class="add"');
    // Setting the rules
    $form->addRule('category_name', get_lang('ThisFieldIsRequired'), 'required');
    // The validation or display
    if ($form->validate()) {
        $check = Security::check_token('post');
        if ($check) {
            $values = $form->getSubmitValues();
            $parent_id = isset($values['parent_id']) && isset($values['parent_id'][0]) ? $values['parent_id'][0] : null;
            $objcat = new Testcategory(0, $values['category_name'], $values['category_description'], $parent_id, $type, api_get_course_int_id());
            if ($objcat->addCategoryInBDD()) {
                Display::display_confirmation_message(get_lang('AddCategoryDone'));
            } else {
                Display::display_confirmation_message(get_lang('AddCategoryNameAlreadyExists'));
            }
        }
        Security::clear_token();
        display_add_category($type);
        display_categories($type);
    } else {
        display_goback($type);
        $token = Security::get_token();
        $form->addElement('hidden', 'sec_token');
        $form->setConstants(array('sec_token' => $token));
        $form->display();
    }
}

//.........这里部分代码省略.........
             if ($answer->correct[$i]) {
                 $correct = $i;
             }
             $defaults['answer[' . $i . ']'] = $answer->answer[$i];
             $defaults['comment[' . $i . ']'] = $answer->comment[$i];
             $defaults['weighting[' . $i . ']'] = float_format($answer->weighting[$i], 1);
             $item_list = explode('@@', $answer->destination[$i]);
             $try = $item_list[0];
             $lp = $item_list[1];
             $list_dest = $item_list[2];
             $url = $item_list[3];
             if ($try == 0) {
                 $try_result = 0;
             } else {
                 $try_result = 1;
             }
             if ($url == 0) {
                 $url_result = '';
             } else {
                 $url_result = $url;
             }
             $temp_scenario['url' . $i] = $url_result;
             $temp_scenario['try' . $i] = $try_result;
             $temp_scenario['lp' . $i] = $lp;
             $temp_scenario['destination' . $i] = $list_dest;
         } else {
             $defaults['answer[1]'] = get_lang('DefaultUniqueAnswer1');
             $defaults['weighting[1]'] = 10;
             $defaults['answer[2]'] = get_lang('DefaultUniqueAnswer2');
             $defaults['weighting[2]'] = 0;
             $temp_scenario['destination' . $i] = array('0');
             $temp_scenario['lp' . $i] = array('0');
         }
         $defaults['scenario'] = $temp_scenario;
         $renderer = $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'weighting[' . $i . ']');
         $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, ' value = "' . $i . '"');
         $answer_number->freeze();
         $form->addElement('radio', 'correct', null, null, $i, 'class="checkbox" style="margin-left: 0em;"');
         $form->addElement('html_editor', 'answer[' . $i . ']', null, 'style="vertical-align:middle"', $editor_config);
         $form->addRule('answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required');
         if ($obj_ex->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_DIRECT) {
             $form->addElement('html_editor', 'comment[' . $i . ']', null, 'style="vertical-align:middle"', $editor_config);
             // Direct feedback
             //Adding extra feedback fields
             $group = array();
             $group['try' . $i] = $form->createElement('checkbox', 'try' . $i, null, get_lang('TryAgain'));
             $group['lp' . $i] = $form->createElement('select', 'lp' . $i, get_lang('SeeTheory') . ': ', $select_lp_id);
             $group['destination' . $i] = $form->createElement('select', 'destination' . $i, get_lang('GoToQuestion') . ': ', $select_question);
             $group['url' . $i] = $form->createElement('text', 'url' . $i, get_lang('Other') . ': ', array('class' => 'span2', 'placeholder' => get_lang('Other')));
             $form->addGroup($group, 'scenario');
             $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}', 'scenario');
         } else {
             $form->addElement('html_editor', 'comment[' . $i . ']', null, 'style="vertical-align:middle"', $editor_config);
         }
         $form->addElement('text', 'weighting[' . $i . ']', null, array('class' => "span1", 'value' => '0'));
         $form->addElement('html', '</tr>');
     }
     $form->addElement('html', '</table>');
     $form->addElement('html', '<br />');
     $navigator_info = api_get_navigator();
     global $text, $class;
     //ie6 fix
     if ($obj_ex->edit_exercise_in_lp == true) {
         if ($navigator_info['name'] == 'Internet Explorer' && $navigator_info['version'] == '6') {
             $form->addElement('submit', 'lessAnswers', get_lang('LessAnswer'), 'class="btn minus"');
             $form->addElement('submit', 'moreAnswers', get_lang('PlusAnswer'), 'class="btn plus"');
             $form->addElement('submit', 'submitQuestion', $text, 'class="' . $class . '"');
         } else {
             //setting the save button here and not in the question class.php
             $form->addElement('style_submit_button', 'lessAnswers', get_lang('LessAnswer'), 'class="btn minus"');
             $form->addElement('style_submit_button', 'moreAnswers', get_lang('PlusAnswer'), 'class="btn plus"');
             $form->addElement('style_submit_button', 'submitQuestion', $text, 'class="' . $class . '"');
         }
     }
     $renderer->setElementTemplate('{element}&nbsp;', 'submitQuestion');
     $renderer->setElementTemplate('{element}&nbsp;', 'lessAnswers');
     $renderer->setElementTemplate('{element}&nbsp;', 'moreAnswers');
     $form->addElement('html', '</div></div>');
     // We check the first radio button to be sure a radio button will be check
     if ($correct == 0) {
         $correct = 1;
     }
     $defaults['correct'] = $correct;
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         if ($this->isContent == 1) {
             // Default sample content.
             $form->setDefaults($defaults);
         } else {
             $form->setDefaults(array('correct' => 1));
         }
     }
     $form->setConstants(array('nb_answers' => $nb_answers));
 }

/**
 * This function displays the form that is used to add a post. This can be a new thread or a reply.
 * @param array $current_forum
 * @param array $forum_setting
 * @param string $action is the parameter that determines if we are
 *  1. newthread: adding a new thread (both empty) => No I-frame
 *  2. replythread: Replying to a thread ($action = replythread) => I-frame with the complete thread (if enabled)
 *  3. replymessage: Replying to a message ($action =replymessage) => I-frame with the complete thread (if enabled) (I first thought to put and I-frame with the message only)
 *  4. quote: Quoting a message ($action= quotemessage) => I-frame with the complete thread (if enabled). The message will be in the reply. (I first thought not to put an I-frame here)
 * @return void HMTL
 * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
 * @version february 2006, dokeos 1.8
 */
function show_add_post_form($current_forum, $forum_setting, $action = '', $id = '', $form_values = '')
{
    $_user = api_get_user_info();
    $action = isset($_GET['action']) ? Security::remove_XSS($_GET['action']) : null;
    // Initialize the object.
    $myThread = isset($_GET['thread']) ? $_GET['thread'] : '';
    $my_forum = isset($_GET['forum']) ? $_GET['forum'] : '';
    $my_post = isset($_GET['post']) ? $_GET['post'] : '';
    $my_gradebook = isset($_GET['gradebook']) ? Security::remove_XSS($_GET['gradebook']) : '';
    $form = new FormValidator('thread', 'post', api_get_self() . '?' . http_build_query(['forum' => intval($my_forum), 'gradebook' => $my_gradebook, 'thread' => intval($myThread), 'post' => intval($my_post), 'action' => $action]) . '&' . api_get_cidreq());
    $form->setConstants(array('forum' => '5'));
    // Setting the form elements.
    $form->addElement('hidden', 'forum_id', intval($my_forum));
    $form->addElement('hidden', 'thread_id', intval($myThread));
    $form->addElement('hidden', 'gradebook', $my_gradebook);
    // If anonymous posts are allowed we also display a form to allow the user to put his name or username in.
    if ($current_forum['allow_anonymous'] == 1 && !isset($_user['user_id'])) {
        $form->addElement('text', 'poster_name', get_lang('Name'));
        $form->applyFilter('poster_name', 'html_filter');
    }
    $form->addElement('text', 'post_title', get_lang('Title'));
    $form->addHtmlEditor('post_text', get_lang('Text'), true, null, api_is_allowed_to_edit(null, true) ? array('ToolbarSet' => 'Forum', 'Width' => '100%', 'Height' => '300') : array('ToolbarSet' => 'ForumStudent', 'Width' => '100%', 'Height' => '300', 'UserStatus' => 'student'));
    $form->addRule('post_text', get_lang('ThisFieldIsRequired'), 'required');
    $iframe = null;
    $myThread = Security::remove_XSS($myThread);
    if ($forum_setting['show_thread_iframe_on_reply'] && $action != 'newthread' && !empty($myThread)) {
        $iframe = "<iframe style=\"border: 1px solid black\" src=\"iframe_thread.php?" . api_get_cidreq() . "&forum=" . Security::remove_XSS($my_forum) . "&thread=" . $myThread . "#" . Security::remove_XSS($my_post) . "\" width=\"100%\"></iframe>";
    }
    if (!empty($iframe)) {
        $form->addElement('label', get_lang('Thread'), $iframe);
    }
    $form->addElement('advanced_settings', 'advanced_params', get_lang('AdvancedParameters'));
    $form->addElement('html', '<div id="advanced_params_options" style="display:none">');
    if ((api_is_course_admin() || api_is_course_coach() || api_is_course_tutor()) && !$myThread) {
        // Thread qualify
        if (Gradebook::is_active()) {
            //Loading gradebook select
            GradebookUtils::load_gradebook_select_in_tool($form);
            $form->addElement('checkbox', 'thread_qualify_gradebook', '', get_lang('QualifyThreadGradebook'), 'onclick="javascript:if(this.checked==true){document.getElementById(\'options_field\').style.display = \'block\';}else{document.getElementById(\'options_field\').style.display = \'none\';}"');
        } else {
            $form->addElement('hidden', 'thread_qualify_gradebook', false);
        }
        $form->addElement('html', '<div id="options_field" style="display:none">');
        $form->addElement('text', 'numeric_calification', get_lang('QualificationNumeric'));
        $form->applyFilter('numeric_calification', 'html_filter');
        $form->addElement('text', 'calification_notebook_title', get_lang('TitleColumnGradebook'));
        $form->applyFilter('calification_notebook_title', 'html_filter');
        $form->addElement('text', 'weight_calification', get_lang('QualifyWeight'), array('value' => '0.00', 'onfocus' => "javascript: this.select();"));
        $form->applyFilter('weight_calification', 'html_filter');
        $group = array();
        $group[] = $form->createElement('radio', 'thread_peer_qualify', null, get_lang('Yes'), 1);
        $group[] = $form->createElement('radio', 'thread_peer_qualify', null, get_lang('No'), 0);
        $form->addGroup($group, '', [get_lang('ForumThreadPeerScoring'), get_lang('ForumThreadPeerScoringComment')], ' ');
        $form->addElement('html', '</div>');
    }
    if ($forum_setting['allow_post_notification'] && isset($_user['user_id'])) {
        $form->addElement('checkbox', 'post_notification', '', get_lang('NotifyByEmail') . ' (' . $_user['mail'] . ')');
    }
    if ($forum_setting['allow_sticky'] && api_is_allowed_to_edit(null, true) && $action == 'newthread') {
        $form->addElement('checkbox', 'thread_sticky', '', get_lang('StickyPost'));
    }
    if ($current_forum['allow_attachments'] == '1' || api_is_allowed_to_edit(null, true)) {
        $values = $form->exportValues();
    }
    $form->addElement('html', '</div>');
    if (in_array($action, ['quote', 'replymessage'])) {
        $form->addFile('user_upload[]', get_lang('Attachment'));
        $form->addButton('add_attachment', get_lang('AddAttachment'), 'paperclip', 'default', 'default', null, ['id' => 'reply-add-attachment']);
    } else {
        $form->addFile('user_upload', get_lang('Attachment'));
    }
    // Setting the class and text of the form title and submit button.
    if ($action == 'quote') {
        $form->addButtonCreate(get_lang('QuoteMessage'), 'SubmitPost');
    } elseif ($action == 'replythread') {
        $form->addButtonCreate(get_lang('ReplyToThread'), 'SubmitPost');
    } elseif ($action == 'replymessage') {
        $form->addButtonCreate(get_lang('ReplyToMessage'), 'SubmitPost');
    } else {
        $form->addButtonCreate(get_lang('CreateThread'), 'SubmitPost');
    }
    if (!empty($form_values)) {
        $defaults['post_title'] = prepare4display($form_values['post_title']);
        $defaults['post_text'] = prepare4display($form_values['post_text']);
        $defaults['post_notification'] = strval(intval($form_values['post_notification']));
        $defaults['thread_sticky'] = strval(intval($form_values['thread_sticky']));
        $defaults['thread_peer_qualify'] = intval($form_values['thread_peer_qualify']);
//.........这里部分代码省略.........

//.........这里部分代码省略.........
                 //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];
                 $defaults['weighting[' . $i . ']'] = $weight_result;
                 $item_list = explode('@@', $answer->destination[$i]);
                 $try = $item_list[0];
                 $lp = $item_list[1];
                 $list_dest = $item_list[2];
                 $url = $item_list[3];
                 if ($try == 0) {
                     $try_result = 0;
                 } else {
                     $try_result = 1;
                 }
                 if ($url == 0) {
                     $url_result = '';
                 } else {
                     $url_result = $url;
                 }
                 $temp_scenario['url' . $i] = $url_result;
                 $temp_scenario['try' . $i] = $try_result;
                 $temp_scenario['lp' . $i] = $lp;
                 $temp_scenario['destination' . $i] = $list_dest;
             }
         }
         $defaults['scenario'] = $temp_scenario;
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'weighting[' . $i . ']');
         $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="' . $i . '"');
         $answer_number->freeze();
         $form->addElement('radio', 'correct', null, null, $i, 'class="checkbox" style="margin-left: 0em;"');
         $form->addHtmlEditor('answer[' . $i . ']', null, array(), false, $editor_config);
         $form->addHtmlEditor('comment[' . $i . ']', null, array(), false, $editor_config);
         $form->addElement('text', 'weighting[' . $i . ']', null, array('style' => 'width: 60px;', 'value' => '0'));
         $form->addElement('html', '</tr>');
         $i++;
     }
     if (empty($this->id)) {
         $form->addElement('hidden', 'new_question', 1);
     }
     //Adding the "I don't know" question answer
     //if (empty($this -> id)) {
     $i = 666;
     $form->addHtml('<tr>');
     $defaults['answer[' . $i . ']'] = get_lang('DontKnow');
     $defaults['weighting[' . $i . ']'] = 0;
     $defaults['scenario'] = $temp_scenario;
     $renderer =& $form->defaultRenderer();
     $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct');
     $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
     $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
     $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
     $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'weighting[' . $i . ']');
     $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="-"');
     $answer_number->freeze();
     $form->addElement('hidden', 'position[' . $i . ']', '666');
     $form->addElement('radio', 'correct', null, null, $i, 'class="checkbox" style="margin-left: 0em;"');
     $form->addHtmlEditor('answer[' . $i . ']', null, array(), false, $editor_config);
     $form->addRule('answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required');
     $form->addHtmlEditor('comment[' . $i . ']', null, array(), false, $editor_config);
     //$form->addElement('select', 'destination'.$i, get_lang('SelectQuestion').' : ',$select_question,'multiple');
     $form->addText("weighting[{$i}]", null, false, ['style' => 'width: 60px;', 'value' => 0, 'readonly' => 'readonly']);
     $form->addHTml('</tr>');
     $form->addHtml('</tbody></table>');
     $buttonGroup = [];
     global $text, $class;
     //ie6 fix
     if ($obj_ex->edit_exercise_in_lp == true) {
         //setting the save button here and not in the question class.php
         $buttonGroup[] = $form->addButtonDelete(get_lang('LessAnswer'), 'lessAnswers', true);
         $buttonGroup[] = $form->addButtonCreate(get_lang('PlusAnswer'), 'moreAnswers', true);
         $buttonGroup[] = $form->addButtonSave($text, 'submitQuestion', true);
         $form->addGroup($buttonGroup);
     }
     //We check the first radio button to be sure a radio button will be check
     if ($correct == 0) {
         $correct = 1;
     }
     $defaults['correct'] = $correct;
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         $form->setDefaults($defaults);
     }
     $form->addElement('hidden', 'nb_answers');
     $form->setConstants(array('nb_answers' => $nb_answers));
 }

//.........这里部分代码省略.........
                         $defaults['weighting[' . $nb_matches . ']'] = float_format($answer->selectWeighting($i), 1);
                         $defaults['matches[' . $nb_matches . ']'] = $answer->correct[$i];
                     } else {
                         $nb_options++;
                         $defaults['option[' . $nb_options . ']'] = $answer->selectAnswer($i);
                     }
                 }
             }
         } else {
             $defaults['answer[1]'] = get_lang('DefaultMakeCorrespond1');
             $defaults['answer[2]'] = get_lang('DefaultMakeCorrespond2');
             $defaults['matches[2]'] = '2';
             $defaults['option[1]'] = get_lang('DefaultMatchingOptA');
             $defaults['option[2]'] = get_lang('DefaultMatchingOptB');
         }
     }
     if (empty($matches)) {
         for ($i = 1; $i <= $nb_options; ++$i) {
             // fill the array with A, B, C.....
             $matches[$i] = chr(64 + $i);
         }
     } else {
         for ($i = $counter; $i <= $nb_options; ++$i) {
             // fill the array with A, B, C.....
             $matches[$i] = chr(64 + $i);
         }
     }
     $form->addElement('hidden', 'nb_matches', $nb_matches);
     $form->addElement('hidden', 'nb_options', $nb_options);
     // DISPLAY MATCHES
     $html = '<table class="table table-striped table-hover">
         <thead>
             <tr>
                 <th width="5%">' . get_lang('Number') . '</th>
                 <th width="70%">' . get_lang('Answer') . '</th>
                 <th width="15%">' . get_lang('MatchesTo') . '</th>
                 <th width="10%">' . get_lang('Weighting') . '</th>
             </tr>
         </thead>
         <tbody>';
     $form->addHeader(get_lang('MakeCorrespond'));
     $form->addHtml($html);
     if ($nb_matches < 1) {
         $nb_matches = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     for ($i = 1; $i <= $nb_matches; ++$i) {
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "answer[{$i}]");
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "matches[{$i}]");
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "weighting[{$i}]");
         $form->addHtml('<tr>');
         $form->addHtml("<td>{$i}</td>");
         $form->addText("answer[{$i}]", null);
         $form->addSelect("matches[{$i}]", null, $matches);
         $form->addText("weighting[{$i}]", null, true, ['value' => 10]);
         $form->addHtml('</tr>');
     }
     $form->addHtml('</tbody></table>');
     $group = array();
     $form->addGroup($group);
     // DISPLAY OPTIONS
     $html = '<table class="table table-striped table-hover">
         <thead>
             <tr>
                 <th width="15%">' . get_lang('Number') . '</th>
                 <th width="85%">' . get_lang('Answer') . '</th>
             </tr>
         </thead>
         <tbody>';
     $form->addHtml($html);
     if ($nb_options < 1) {
         $nb_options = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     for ($i = 1; $i <= $nb_options; ++$i) {
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "option[{$i}]");
         $form->addHtml('<tr>');
         $form->addHtml('<td>' . chr(64 + $i) . '</td>');
         $form->addText("option[{$i}]", null);
         $form->addHtml('</tr>');
     }
     $form->addHtml('</table>');
     $group = array();
     global $text;
     // setting the save button here and not in the question class.php
     $group[] = $form->addButtonDelete(get_lang('DelElem'), 'lessOptions', true);
     $group[] = $form->addButtonCreate(get_lang('AddElem'), 'moreOptions', true);
     $group[] = $form->addButtonSave($text, 'submitQuestion', true);
     $form->addGroup($group);
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         if ($this->isContent == 1) {
             $form->setDefaults($defaults);
         }
     }
     $form->setConstants(array('nb_matches' => $nb_matches, 'nb_options' => $nb_options));
 }

 /**
  * function which redefines Question::createAnswersForm
  * @param FormValidator $form
  */
 function createAnswersForm($form)
 {
     $nb_answers = isset($_POST['nb_answers']) ? $_POST['nb_answers'] : 2;
     $nb_answers += isset($_POST['lessAnswers']) ? -1 : (isset($_POST['moreAnswers']) ? 1 : 0);
     $obj_ex = Session::read('objExercise');
     $html = '<table class="table table-striped table-hover">';
     $html .= '<thead>';
     $html .= '<tr>';
     $html .= '<th width="10">' . get_lang('Number') . '</th>';
     $html .= '<th width="10">' . get_lang('True') . '</th>';
     $html .= '<th width="50%">' . get_lang('Comment') . '</th>';
     $html .= '<th width="50%">' . get_lang('Answer') . '</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;
         }
     }
     $form->addElement('hidden', 'nb_answers');
     $boxes_names = array();
     if ($nb_answers < 1) {
         $nb_answers = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     for ($i = 1; $i <= $nb_answers; ++$i) {
         $form->addHtml('<tr>');
         if (is_object($answer)) {
             $defaults['answer[' . $i . ']'] = $answer->answer[$i];
             $defaults['comment[' . $i . ']'] = $answer->comment[$i];
             $defaults['weighting[' . $i . ']'] = float_format($answer->weighting[$i], 1);
             $defaults['correct[' . $i . ']'] = $answer->correct[$i];
         } else {
             $defaults['answer[1]'] = get_lang('DefaultMultipleAnswer2');
             $defaults['comment[1]'] = get_lang('DefaultMultipleComment2');
             $defaults['correct[1]'] = true;
             $defaults['weighting[1]'] = 10;
             $defaults['answer[2]'] = get_lang('DefaultMultipleAnswer1');
             $defaults['comment[2]'] = get_lang('DefaultMultipleComment1');
             $defaults['correct[2]'] = false;
         }
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
         $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="' . $i . '"');
         $answer_number->freeze();
         $form->addElement('checkbox', 'correct[' . $i . ']', null, null, 'class="checkbox" style="margin-left: 0em;"');
         $boxes_names[] = 'correct[' . $i . ']';
         $form->addElement('html_editor', 'answer[' . $i . ']', null, array(), array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));
         $form->addRule('answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required');
         $form->addElement('html_editor', 'comment[' . $i . ']', null, array(), array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));
         $form->addHtml('</tr>');
     }
     $form->addElement('html', '</tbody></table>');
     $form->add_multiple_required_rule($boxes_names, get_lang('ChooseAtLeastOneCheckbox'), 'multiple_required');
     //only 1 answer the all deal ...
     $form->addText('weighting[1]', get_lang('Score'), false, ['value' => 10]);
     global $text;
     //ie6 fix
     if ($obj_ex->edit_exercise_in_lp == true) {
         // setting the save button here and not in the question class.php
         $buttonGroup = [$form->addButtonDelete(get_lang('LessAnswer'), 'lessAnswers', true), $form->addButtonCreate(get_lang('PlusAnswer'), 'moreAnswers', true), $form->addButtonSave($text, 'submitQuestion', true)];
         $form->addGroup($buttonGroup);
     }
     $defaults['correct'] = $correct;
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         if ($this->isContent == 1) {
             $form->setDefaults($defaults);
         }
     }
     $form->setConstants(array('nb_answers' => $nb_answers));
 }

//.........这里部分代码省略.........
        $title = get_lang('AddTemplate');
    } else {
        $title = get_lang('EditTemplate');
    }
    $form->addElement('header', '', $title);
    // Setting the form elements: the title of the template.
    $form->addText('title', get_lang('Title'), false);
    // Setting the form elements: the content of the template (wysiwyg editor).
    $form->addHtmlEditor('template_text', get_lang('Text'), false, false, array('ToolbarSet' => 'AdminTemplates', 'Width' => '100%', 'Height' => '400'));
    // Setting the form elements: the form to upload an image to be used with the template.
    $form->addElement('file', 'template_image', get_lang('Image'), '');
    // Setting the form elements: a little bit information about the template image.
    $form->addElement('static', 'file_comment', '', get_lang('TemplateImageComment100x70'));
    // Getting all the information of the template when editing a template.
    if ($_GET['action'] == 'edit') {
        // Database table definition.
        $table_system_template = Database::get_main_table('system_template');
        $sql = "SELECT * FROM {$table_system_template} WHERE id = " . intval($_GET['id']) . "";
        $result = Database::query($sql);
        $row = Database::fetch_array($result);
        $defaults['template_id'] = intval($_GET['id']);
        $defaults['template_text'] = $row['content'];
        // Forcing get_lang().
        $defaults['title'] = get_lang($row['title']);
        // Adding an extra field: a hidden field with the id of the template we are editing.
        $form->addElement('hidden', 'template_id');
        // Adding an extra field: a preview of the image that is currently used.
        if (!empty($row['image'])) {
            $form->addElement('static', 'template_image_preview', '', '<img src="' . api_get_path(WEB_APP_PATH) . 'home/default_platform_document/template_thumb/' . $row['image'] . '" alt="' . get_lang('TemplatePreview') . '"/>');
        } else {
            $form->addElement('static', 'template_image_preview', '', '<img src="' . api_get_path(WEB_APP_PATH) . 'home/default_platform_document/template_thumb/noimage.gif" alt="' . get_lang('NoTemplatePreview') . '"/>');
        }
        // Setting the information of the template that we are editing.
        $form->setDefaults($defaults);
    }
    // Setting the form elements: the submit button.
    $form->addButtonSave(get_lang('Ok'), 'submit');
    // Setting the rules: the required fields.
    $form->addRule('template_image', get_lang('ThisFieldIsRequired'), 'required');
    $form->addRule('title', get_lang('ThisFieldIsRequired'), 'required');
    $form->addRule('template_text', get_lang('ThisFieldIsRequired'), 'required');
    // if the form validates (complies to all rules) we save the information, else we display the form again (with error message if needed)
    if ($form->validate()) {
        $check = Security::check_token('post');
        if ($check) {
            // Exporting the values.
            $values = $form->exportValues();
            // Upload the file.
            if (!empty($_FILES['template_image']['name'])) {
                $upload_ok = process_uploaded_file($_FILES['template_image']);
                if ($upload_ok) {
                    // Try to add an extension to the file if it hasn't one.
                    $new_file_name = add_ext_on_mime(stripslashes($_FILES['template_image']['name']), $_FILES['template_image']['type']);
                    // The upload directory.
                    $upload_dir = api_get_path(SYS_APP_PATH) . 'home/default_platform_document/template_thumb/';
                    // Create the directory if it does not exist.
                    if (!is_dir($upload_dir)) {
                        mkdir($upload_dir, api_get_permissions_for_new_directories());
                    }
                    // Resize the preview image to max default and upload.
                    $temp = new Image($_FILES['template_image']['tmp_name']);
                    $picture_info = $temp->get_image_info();
                    $max_width_for_picture = 100;
                    if ($picture_info['width'] > $max_width_for_picture) {
                        $temp->resize($max_width_for_picture);
                    }
                    $temp->send_image($upload_dir . $new_file_name);
                }
            }
            // Store the information in the database (as insert or as update).
            $table_system_template = Database::get_main_table('system_template');
            if ($_GET['action'] == 'add') {
                $content_template = Security::remove_XSS($values['template_text'], COURSEMANAGERLOWSECURITY);
                $params = ['title' => $values['title'], 'content' => $content_template, 'image' => $new_file_name];
                Database::insert($table_system_template, $params);
                // Display a feedback message.
                Display::display_confirmation_message(get_lang('TemplateAdded'));
                echo '<a href="settings.php?category=Templates&action=add">' . Display::return_icon('new_template.png', get_lang('AddTemplate'), '', ICON_SIZE_MEDIUM) . '</a>';
            } else {
                $content_template = '<head>{CSS}<style type="text/css">.text{font-weight: normal;}</style></head><body>' . Database::escape_string($values['template_text']) . '</body>';
                $sql = "UPDATE {$table_system_template} set title = '" . Database::escape_string($values['title']) . "', content = '" . $content_template . "'";
                if (!empty($new_file_name)) {
                    $sql .= ", image = '" . Database::escape_string($new_file_name) . "'";
                }
                $sql .= " WHERE id = " . intval($_GET['id']) . "";
                Database::query($sql);
                // Display a feedback message.
                Display::display_confirmation_message(get_lang('TemplateEdited'));
            }
        }
        Security::clear_token();
        display_templates();
    } else {
        $token = Security::get_token();
        $form->addElement('hidden', 'sec_token');
        $form->setConstants(array('sec_token' => $token));
        // Display the form.
        $form->display();
    }
}

 /**
  * Function which redefines Question::createAnswersForm
  * @param FormValidator $form
  */
 public function createAnswersForm($form)
 {
     $defaults = array();
     $nb_matches = $nb_options = 2;
     $matches = array();
     $answer = null;
     if ($form->isSubmitted()) {
         $nb_matches = $form->getSubmitValue('nb_matches');
         $nb_options = $form->getSubmitValue('nb_options');
         if (isset($_POST['lessMatches'])) {
             $nb_matches--;
         }
         if (isset($_POST['moreMatches'])) {
             $nb_matches++;
         }
         if (isset($_POST['lessOptions'])) {
             $nb_options--;
         }
         if (isset($_POST['moreOptions'])) {
             $nb_options++;
         }
     } else {
         if (!empty($this->id)) {
             $answer = new Answer($this->id);
             $answer->read();
             if (count($answer->nbrAnswers) > 0) {
                 $nb_matches = $nb_options = 0;
                 for ($i = 1; $i <= $answer->nbrAnswers; $i++) {
                     if ($answer->isCorrect($i)) {
                         $nb_matches++;
                         $defaults['answer[' . $nb_matches . ']'] = $answer->selectAnswer($i);
                         $defaults['weighting[' . $nb_matches . ']'] = float_format($answer->selectWeighting($i), 1);
                         $answerInfo = $answer->getAnswerByAutoId($answer->correct[$i]);
                         $defaults['matches[' . $nb_matches . ']'] = isset($answerInfo['answer']) ? $answerInfo['answer'] : '';
                     } else {
                         $nb_options++;
                         $defaults['option[' . $nb_options . ']'] = $answer->selectAnswer($i);
                     }
                 }
             }
         } else {
             $defaults['answer[1]'] = get_lang('DefaultMakeCorrespond1');
             $defaults['answer[2]'] = get_lang('DefaultMakeCorrespond2');
             $defaults['matches[2]'] = '2';
             $defaults['option[1]'] = get_lang('DefaultMatchingOptA');
             $defaults['option[2]'] = get_lang('DefaultMatchingOptB');
         }
     }
     for ($i = 1; $i <= $nb_matches; ++$i) {
         $matches[$i] = $i;
     }
     $form->addElement('hidden', 'nb_matches', $nb_matches);
     $form->addElement('hidden', 'nb_options', $nb_options);
     // DISPLAY MATCHES
     $html = '<table class="table table-striped table-hover">
         <thead>
             <tr>
                 <th width="85%">' . get_lang('Answer') . '</th>
                 <th width="15%">' . get_lang('MatchesTo') . '</th>
                 <th width="10">' . get_lang('Weighting') . '</th>
             </tr>
         </thead>
         <tbody>';
     $form->addHeader(get_lang('MakeCorrespond'));
     $form->addHtml($html);
     if ($nb_matches < 1) {
         $nb_matches = 1;
         Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
     }
     for ($i = 1; $i <= $nb_matches; ++$i) {
         $renderer =& $form->defaultRenderer();
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "answer[{$i}]");
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "matches[{$i}]");
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>', "weighting[{$i}]");
         $form->addHtml('<tr>');
         $form->addText("answer[{$i}]", null);
         $form->addSelect("matches[{$i}]", null, $matches);
         $form->addText("weighting[{$i}]", null, true, ['value' => 10, 'style' => 'width: 60px;']);
         $form->addHtml('</tr>');
     }
     $form->addHtml('</tbody></table>');
     $renderer->setElementTemplate('<div class="form-group"><div class="col-sm-offset-2">{element}', 'lessMatches');
     $renderer->setElementTemplate('{element}</div></div>', 'moreMatches');
     global $text;
     $group = [$form->addButtonDelete(get_lang('DelElem'), 'lessMatches', true), $form->addButtonCreate(get_lang('AddElem'), 'moreMatches', true), $form->addButtonSave($text, 'submitQuestion', true)];
     $form->addGroup($group);
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         if ($this->isContent == 1) {
             $form->setDefaults($defaults);
         }
     }
     $form->setConstants(['nb_matches' => $nb_matches, 'nb_options' => $nb_options]);
 }

//.........这里部分代码省略.........
     $option_data = Question::readQuestionOption($this->id, $course_id);
     for ($i = 1; $i <= $nb_answers; ++$i) {
         $form->addHtml('<tr>');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'correct[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'counter[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'answer[' . $i . ']');
         $renderer->setElementTemplate('<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>', 'comment[' . $i . ']');
         $answer_number = $form->addElement('text', 'counter[' . $i . ']', null, 'value="' . $i . '"');
         $answer_number->freeze();
         if (is_object($answer)) {
             $defaults['answer[' . $i . ']'] = $answer->answer[$i];
             $defaults['comment[' . $i . ']'] = $answer->comment[$i];
             $correct = $answer->correct[$i];
             $defaults['correct[' . $i . ']'] = $correct;
             $j = 1;
             if (!empty($option_data)) {
                 foreach ($option_data as $id => $data) {
                     $form->addElement('radio', 'correct[' . $i . ']', null, null, $id);
                     $j++;
                     if ($j == 3) {
                         break;
                     }
                 }
             }
         } else {
             $form->addElement('radio', 'correct[' . $i . ']', null, null, 1);
             $form->addElement('radio', 'correct[' . $i . ']', null, null, 2);
             $defaults['answer[' . $i . ']'] = '';
             $defaults['comment[' . $i . ']'] = '';
             $defaults['correct[' . $i . ']'] = '';
         }
         $boxes_names[] = 'correct[' . $i . ']';
         $form->addHtmlEditor("answer[{$i}]", get_lang('ThisFieldIsRequired'), true, true, ['ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100']);
         // show comment when feedback is enable
         if ($obj_ex->selectFeedbackType() != EXERCISE_FEEDBACK_TYPE_EXAM) {
             $form->addElement('html_editor', 'comment[' . $i . ']', null, array(), array('ToolbarSet' => 'TestProposedAnswer', 'Width' => '100%', 'Height' => '100'));
         }
         $form->addHtml('</tr>');
     }
     $form->addHtml('</tbody></table>');
     $correctInputTemplate = '<div class="form-group">';
     $correctInputTemplate .= '<label class="col-sm-2 control-label">';
     $correctInputTemplate .= '<span class="form_required">*</span>' . get_lang('Score');
     $correctInputTemplate .= '</label>';
     $correctInputTemplate .= '<div class="col-sm-8">';
     $correctInputTemplate .= '<table>';
     $correctInputTemplate .= '<tr>';
     $correctInputTemplate .= '<td>';
     $correctInputTemplate .= get_lang('Correct') . '{element}';
     $correctInputTemplate .= '<!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->';
     $correctInputTemplate .= '</td>';
     $wrongInputTemplate = '<td>';
     $wrongInputTemplate .= get_lang('Wrong') . '{element}';
     $wrongInputTemplate .= '<!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->';
     $wrongInputTemplate .= '</td>';
     $doubtScoreInputTemplate = '<td>' . get_lang('DoubtScore') . '<br>{element}';
     $doubtScoreInputTemplate .= '<!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->';
     $doubtScoreInputTemplate .= '</td>';
     $doubtScoreInputTemplate .= '</tr>';
     $doubtScoreInputTemplate .= '</table>';
     $doubtScoreInputTemplate .= '</div>';
     $doubtScoreInputTemplate .= '</div>';
     $renderer->setElementTemplate($correctInputTemplate, 'option[1]');
     $renderer->setElementTemplate($wrongInputTemplate, 'option[2]');
     $renderer->setElementTemplate($doubtScoreInputTemplate, 'option[3]');
     // 3 scores
     $form->addElement('text', 'option[1]', get_lang('Correct'), array('class' => 'span1', 'value' => '1'));
     $form->addElement('text', 'option[2]', get_lang('Wrong'), array('class' => 'span1', 'value' => '-0.5'));
     $form->addElement('text', 'option[3]', get_lang('DoubtScore'), array('class' => 'span1', 'value' => '0'));
     $form->addRule('option[1]', get_lang('ThisFieldIsRequired'), 'required');
     $form->addRule('option[2]', get_lang('ThisFieldIsRequired'), 'required');
     $form->addRule('option[3]', get_lang('ThisFieldIsRequired'), 'required');
     $form->addElement('hidden', 'options_count', 3);
     // Extra values True, false,  Dont known
     if (!empty($this->extra)) {
         $scores = explode(':', $this->extra);
         if (!empty($scores)) {
             for ($i = 1; $i <= 3; $i++) {
                 $defaults['option[' . $i . ']'] = $scores[$i - 1];
             }
         }
     }
     global $text;
     if ($obj_ex->edit_exercise_in_lp == true) {
         // setting the save button here and not in the question class.php
         $buttonGroup[] = $form->addButtonDelete(get_lang('LessAnswer'), 'lessAnswers', true);
         $buttonGroup[] = $form->addButtonCreate(get_lang('PlusAnswer'), 'moreAnswers', true);
         $buttonGroup[] = $form->addButtonSave($text, 'submitQuestion', true);
         $form->addGroup($buttonGroup);
     }
     $defaults['correct'] = $correct;
     if (!empty($this->id)) {
         $form->setDefaults($defaults);
     } else {
         //if ($this -> isContent == 1) {
         $form->setDefaults($defaults);
         //}
     }
     $form->setConstants(array('nb_answers' => $nb_answers));
 }

/**
 * This function displays the form that is used to add a post. This can be a new thread or a reply.
 * @param $action is the parameter that determines if we are
 *                    1. newthread: adding a new thread (both empty) => No I-frame
 *                    2. replythread: Replying to a thread ($action = replythread) => I-frame with the complete thread (if enabled)
 *                    3. replymessage: Replying to a message ($action =replymessage) => I-frame with the complete thread (if enabled) (I first thought to put and I-frame with the message only)
 *                     4. quote: Quoting a message ($action= quotemessage) => I-frame with the complete thread (if enabled). The message will be in the reply. (I first thought not to put an I-frame here)
 * @return void HMTL
 * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
 * @version february 2006, dokeos 1.8
 */
function show_add_post_form($action = '', $id = '', $form_values = '')
{
    global $forum_setting;
    global $current_forum;
    global $_user;
    global $origin;
    $gradebook = Security::remove_XSS($_GET['gradebook']);
    // Setting the class and text of the form title and submit button.
    if ($_GET['action'] == 'quote') {
        $class = 'save';
        $text = get_lang('QuoteMessage');
    } elseif ($_GET['action'] == 'replythread') {
        $class = 'save';
        $text = get_lang('ReplyToThread');
    } elseif ($_GET['action'] == 'replymessage') {
        $class = 'save';
        $text = get_lang('ReplyToMessage');
    } else {
        $class = 'add';
        $text = get_lang('CreateThread');
    }
    // Initialize the object.
    $my_thread = isset($_GET['thread']) ? $_GET['thread'] : '';
    $my_forum = isset($_GET['forum']) ? $_GET['forum'] : '';
    $my_action = isset($_GET['action']) ? $_GET['action'] : '';
    $my_post = isset($_GET['post']) ? $_GET['post'] : '';
    $my_gradebook = isset($_GET['gradebook']) ? Security::remove_XSS($_GET['gradebook']) : '';
    $form = new FormValidator('thread', 'post', api_get_self() . '?forum=' . Security::remove_XSS($my_forum) . '&gradebook=' . $gradebook . '&thread=' . Security::remove_XSS($my_thread) . '&post=' . Security::remove_XSS($my_post) . '&action=' . Security::remove_XSS($my_action) . '&origin=' . $origin);
    $form->setConstants(array('forum' => '5'));
    $form->addElement('header', $text);
    // Settting the form elements.
    $form->addElement('hidden', 'forum_id', intval($my_forum));
    $form->addElement('hidden', 'thread_id', intval($my_thread));
    $form->addElement('hidden', 'gradebook', $my_gradebook);
    // If anonymous posts are allowed we also display a form to allow the user to put his name or username in.
    if ($current_forum['allow_anonymous'] == 1 && !isset($_user['user_id'])) {
        $form->addElement('text', 'poster_name', get_lang('Name'));
        $form->applyFilter('poster_name', 'html_filter');
    }
    $form->addElement('text', 'post_title', get_lang('Title'));
    $form->addElement('html_editor', 'post_text', get_lang('Text'), true, api_is_allowed_to_edit(null, true) ? array('ToolbarSet' => 'Forum', 'Width' => '100%', 'Height' => '300') : array('ToolbarSet' => 'ForumStudent', 'Width' => '100%', 'Height' => '300', 'UserStatus' => 'student'));
    $form->addRule('post_text', get_lang('ThisFieldIsRequired'), 'required');
    $form->addElement('advanced_settings', '<a href="javascript://" onclick="return advanced_parameters()">
    						  <span id="img_plus_and_minus">&nbsp;' . Display::return_icon('div_show.gif', get_lang('Show'), array('style' => 'vertical-align:middle')) . ' ' . get_lang('AdvancedParameters') . '</span></a>');
    $form->addElement('html', '<div id="id_qualify" style="display:none">');
    if ((api_is_course_admin() || api_is_course_coach() || api_is_course_tutor()) && !$my_thread) {
        // Thread qualify
        if (Gradebook::is_active()) {
            //Loading gradebook select
            load_gradebook_select_in_tool($form);
            $form->addElement('checkbox', 'thread_qualify_gradebook', '', get_lang('QualifyThreadGradebook'), 'onclick="javascript:if(this.checked==true){document.getElementById(\'options_field\').style.display = \'block\';}else{document.getElementById(\'options_field\').style.display = \'none\';}"');
        } else {
            $form->addElement('hidden', 'thread_qualify_gradebook', false);
        }
        $form->addElement('html', '<div id="options_field" style="display:none">');
        $form->addElement('text', 'numeric_calification', get_lang('QualificationNumeric'));
        $form->applyFilter('numeric_calification', 'html_filter');
        $form->addElement('text', 'calification_notebook_title', get_lang('TitleColumnGradebook'));
        $form->applyFilter('calification_notebook_title', 'html_filter');
        $form->addElement('text', 'weight_calification', get_lang('QualifyWeight'), 'value="0.00" Style="width:40px" onfocus="javascript: this.select();"');
        $form->applyFilter('weight_calification', 'html_filter');
        $form->addElement('html', '</div>');
    }
    if ($forum_setting['allow_post_notification'] && isset($_user['user_id'])) {
        $form->addElement('checkbox', 'post_notification', '', get_lang('NotifyByEmail') . ' (' . $_user['mail'] . ')');
    }
    if ($forum_setting['allow_sticky'] && api_is_allowed_to_edit(null, true) && $action == 'newthread') {
        $form->addElement('checkbox', 'thread_sticky', '', get_lang('StickyPost'));
    }
    if ($current_forum['allow_attachments'] == '1' || api_is_allowed_to_edit(null, true)) {
        $values = $form->exportValues();
    }
    // User upload
    $form->addElement('static', null, null, get_lang('AddAnAttachment'));
    $form->addElement('file', 'user_upload', get_lang('FileName'), '');
    $form->addElement('textarea', 'file_comment', get_lang('FileComment'), array('rows' => 4, 'cols' => 34));
    $form->applyFilter('file_comment', 'html_filter');
    $form->addElement('html', '</div>');
    $form->addElement('style_submit_button', 'SubmitPost', $text, 'class="' . $class . '"');
    $form->add_real_progress_bar('DocumentUpload', 'user_upload');
    if (!empty($form_values)) {
        $defaults['post_title'] = prepare4display($form_values['post_title']);
        $defaults['post_text'] = prepare4display($form_values['post_text']);
        $defaults['post_notification'] = strval(intval($form_values['post_notification']));
        $defaults['thread_sticky'] = strval(intval($form_values['thread_sticky']));
    }
    // If we are quoting a message we have to retrieve the information of the post we are quoting so that
    // we can add this as default to the textarea.
    if (($action == 'quote' || $action == 'replymessage') && isset($my_post)) {
//.........这里部分代码省略.........

//.........这里部分代码省略.........
        $a_matches = array();
        for ($i = 1; $i <= $nb_options; ++$i) {
            $a_matches[$i] = chr(64 + $i);
            // fill the array with A, B, C.....
        }
        $form->addElement('hidden', 'nb_matches', $nb_matches);
        $form->addElement('hidden', 'nb_options', $nb_options);
        // DISPLAY MATCHES
        $html = '<table class="data_table">
					<tr>
						<th width="10px">
							' . get_lang('Number') . '
						</th>
						<th width="40%">
							' . get_lang('Answer') . '
						</th>
						<th width="40%">
							' . get_lang('MatchesTo') . '
						</th>
						<th width="50px">
							' . get_lang('Weighting') . '
						</th>
					</tr>';
        $form->addElement('label', get_lang('MakeCorrespond') . '<br /> <img src="../img/fill_field.png">', $html);
        if ($nb_matches < 1) {
            $nb_matches = 1;
            Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
        }
        for ($i = 1; $i <= $nb_matches; ++$i) {
            $form->addElement('html', '<tr><td>');
            $group = array();
            $puce = $form->createElement('text', null, null, 'value="' . $i . '"');
            $puce->freeze();
            $group[] = $puce;
            $group[] = $form->createElement('text', 'answer[' . $i . ']', null, 'size="60" style="margin-left: 0em;"');
            $group[] = $form->createElement('select', 'matches[' . $i . ']', null, $a_matches);
            $group[] = $form->createElement('text', 'weighting[' . $i . ']', null, array('class' => 'span1', 'value' => 10));
            $form->addGroup($group, null, null, '</td><td>');
            $form->addElement('html', '</td></tr>');
        }
        $form->addElement('html', '</table></div></div>');
        $group = array();
        if ($navigator_info['name'] == 'Internet Explorer' && $navigator_info['version'] == '6') {
            $group[] = $form->createElement('submit', 'lessMatches', get_lang('DelElem'), 'class="btn minus"');
            $group[] = $form->createElement('submit', 'moreMatches', get_lang('AddElem'), 'class="btn plus"');
        } else {
            $group[] = $form->createElement('style_submit_button', 'moreMatches', get_lang('AddElem'), 'class="btn plus"');
            $group[] = $form->createElement('style_submit_button', 'lessMatches', get_lang('DelElem'), 'class="btn minus"');
        }
        $form->addGroup($group);
        // DISPLAY OPTIONS
        $html = '<table class="data_table">
					<tr style="text-align: center;">
						<th width="10px">
							' . get_lang('Number') . '
						</th>
						<th width="90%"
							' . get_lang('Answer') . '
						</th>
					</tr>';
        //$form -> addElement ('html', $html);
        $form->addElement('label', null, $html);
        if ($nb_options < 1) {
            $nb_options = 1;
            Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
        }
        for ($i = 1; $i <= $nb_options; ++$i) {
            $form->addElement('html', '<tr><td>');
            $group = array();
            $puce = $form->createElement('text', null, null, 'value="' . chr(64 + $i) . '"');
            $puce->freeze();
            $group[] = $puce;
            $group[] = $form->createElement('text', 'option[' . $i . ']', null, array('class' => 'span6'));
            $form->addGroup($group, null, null, '</td><td>');
            $form->addElement('html', '</td></tr>');
        }
        $form->addElement('html', '</table></div></div>');
        $group = array();
        global $text, $class;
        if ($navigator_info['name'] == 'Internet Explorer' && $navigator_info['version'] == '6') {
            // setting the save button here and not in the question class.php
            $group[] = $form->createElement('submit', 'submitQuestion', $text, 'class="' . $class . '"');
            $group[] = $form->createElement('submit', 'lessOptions', get_lang('DelElem'), 'class="minus"');
            $group[] = $form->createElement('submit', 'moreOptions', get_lang('AddElem'), 'class="plus"');
        } else {
            // setting the save button here and not in the question class.php
            $group[] = $form->createElement('style_submit_button', 'lessOptions', get_lang('DelElem'), 'class="minus"');
            $group[] = $form->createElement('style_submit_button', 'moreOptions', get_lang('AddElem'), ' class="plus"');
            $group[] = $form->createElement('style_submit_button', 'submitQuestion', $text, 'class="' . $class . '"');
        }
        $form->addGroup($group);
        if (!empty($this->id)) {
            $form->setDefaults($defaults);
        } else {
            if ($this->isContent == 1) {
                $form->setDefaults($defaults);
            }
        }
        $form->setConstants(array('nb_matches' => $nb_matches, 'nb_options' => $nb_options));
    }