category_object = $category_object; } else { if (isset($link_object)) { $this->link_object = $link_object; } } if (isset($extra)) { $this->extra = $extra; } if ($form_type == self::TYPE_CREATE) { $this->build_create(); } elseif ($form_type == self::TYPE_MOVE) { $this->build_move(); } } protected function build_move() { $renderer = & $this->defaultRenderer(); $renderer->setCustomElementTemplate('{element} '); $this->addElement( 'static', null, null, '"'.$this->link_object->get_name().'" ' ); $this->addElement('static', null, null, get_lang('MoveTo').' : '); $select = $this->addElement('select', 'move_cat', null, null); $line = ''; foreach ($this->link_object->get_target_categories() as $cat) { for ($i = 0; $i < $cat[2]; $i++) { $line .= '—'; } $select->addoption($line.' '.$cat[1], $cat[0]); $line = ''; } $this->addElement('submit', null, get_lang('Ok')); } /** * Builds the form */ protected function build_create() { $this->addElement('header', get_lang('MakeLink')); $select = $this->addElement( 'select', 'select_link', get_lang('ChooseLink'), null, array('onchange' => 'document.create_link.submit()') ); $linkTypes = LinkFactory::get_all_types(); $select->addoption('['.get_lang('ChooseLink').']', 0); $courseCode = $this->category_object->get_course_code(); foreach ($linkTypes as $linkType) { // The hot potatoe link will be added "inside" the exercise option. if ($linkType == LINK_HOTPOTATOES) { continue; } $link = $this->createLink($linkType, $courseCode); // disable this element if the link works with a dropdownlist // and if there are no links left if (!$link->needs_name_and_description() && count($link->get_all_links()) == '0') { $select->addoption($link->get_type_name(), $linkType, 'disabled'); } else { $select->addoption($link->get_type_name(), $linkType); } if ($link->get_type() == LINK_EXERCISE) { // Adding hot potatoes $linkHot = $this->createLink(LINK_HOTPOTATOES, $courseCode); $linkHot->setHp(true); if ($linkHot->get_all_links(true)) { $select->addoption( '   '.$linkHot->get_type_name(), LINK_HOTPOTATOES ); } else { $select->addoption( '   '.$linkHot->get_type_name(), LINK_HOTPOTATOES, 'disabled' ); } } } if (isset($this->extra)) { $this->setDefaults(array('select_link' => $this->extra)); } } /** * @param integer $link * @param null|string $courseCode * @return AttendanceLink|DropboxLink|ExerciseLink|ForumThreadLink|LearnpathLink|null|StudentPublicationLink|SurveyLink */ private function createLink($link, $courseCode) { $link = LinkFactory::create($link); if (!empty($courseCode)) { $link->set_course_code($courseCode); } elseif (!empty($_GET['course_code'])) { $link->set_course_code(Database::escape_string($_GET['course_code'], null, false)); } return $link; } }