forked from open-lms-open-source/moodle-mod_mediagallery
/
item_form.php
175 lines (145 loc) · 7.55 KB
/
item_form.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Form for creating/editing an item.
*
* @package mod_mediagallery
* @copyright NetSpot Pty Ltd
* @author Adam Olley <adam.olley@netspot.com.au>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once($CFG->libdir.'/formslib.php');
require_once($CFG->dirroot.'/mod/mediagallery/locallib.php');
require_once($CFG->dirroot.'/mod/mediagallery/classes/quickform/limitedurl.php');
require_once($CFG->dirroot.'/mod/mediagallery/classes/quickform/uploader.php');
require_once($CFG->dirroot.'/mod/mediagallery/classes/quickform/uploader_standard.php');
/**
* Module instance settings form
*/
class mod_mediagallery_item_form extends moodleform {
/**
* Defines forms elements
*/
public function definition() {
global $CFG;
$mform = $this->_form;
$gallery = $this->_customdata['gallery'];
$tags = $this->_customdata['tags'];
$item = $this->_customdata['item'];
// General settings.
$mform->addElement('header', 'general', get_string('general', 'form'));
$mform->addElement('text', 'caption', get_string('caption', 'mediagallery'), array('size' => '64'));
$mform->setType('caption', PARAM_TEXT);
$mform->addRule('caption', get_string('maximumchars', '', 255), 'maxlength', 255, 'client');
$mform->addHelpButton('caption', 'caption', 'mediagallery');
$options = array(
'collapsed' => true,
'maxfiles' => 0,
'return_types' => null,
);
$mform->addElement('editor', 'description', get_string('description'), null, $options);
$mform->addElement('selectyesno', 'display', get_string('itemdisplay', 'mediagallery'));
$mform->setDefault('display', 1);
$mform->addHelpButton('display', 'itemdisplay', 'mediagallery');
$mform->addElement('selectyesno', 'thumbnail', get_string('gallerythumbnail', 'mediagallery'));
$default = $this->_customdata['firstitem'] ? 1 : 0;
$mform->setDefault('thumbnail', $default);
$mform->addHelpButton('thumbnail', 'gallerythumbnail', 'mediagallery');
$mform->addElement('static', 'filecheck', '', get_string('choosecontent', 'mediagallery'));
if ($gallery->mode == 'standard') {
$mform->addElement('uploader_standard', 'content', get_string('content', 'mediagallery'), '0',
mediagallery_filepicker_options($gallery));
$mform->addHelpButton('content', 'content', 'mediagallery');
$fpoptions = mediagallery_filepicker_options($gallery);
$fpoptions['accepted_types'] = array('web_image');
$fpoptions['return_types'] = FILE_INTERNAL;
$mform->addElement('filepicker', 'customthumbnail', get_string('thumbnail', 'mediagallery'), '0', $fpoptions);
$mform->addHelpButton('customthumbnail', 'thumbnail', 'mediagallery');
} else if ($gallery->mode == 'youtube') {
$mform->addElement('limitedurl', 'externalurl', get_string('youtubeurl', 'mediagallery'), array('size' => '60'),
array('usefilepicker' => true, 'repo' => 'youtube'));
$mform->setType('externalurl', PARAM_TEXT);
$mform->addHelpButton('externalurl', 'externalurl', 'mediagallery');
} else if ($gallery->mode == 'thebox') {
if (empty($item->objectid)) {
$mform->addElement('uploader', 'content', get_string('content', 'mediagallery'), '0',
array('maxfiles' => 1, 'return_types' => FILE_REFERENCE, 'repo' => 'thebox'));
$mform->addHelpButton('content', 'content', 'mediagallery');
} else {
$mform->removeElement('filecheck');
$mform->addElement('static', 'contentlinked', get_string('content', 'mediagallery'),
get_string('contentlinkedinfo', 'mediagallery', $item->get_file()->get_filename()));
$mform->addHelpButton('contentlinked', 'contentlinked', 'mediagallery');
}
}
$lockfields = $item && !$item->user_can_edit()? true : false;
mediagallery_add_tag_field($mform, $tags, false, !$lockfields);
if ($lockfields) {
$mform->hardFreeze('caption');
$mform->hardFreeze('description');
$mform->hardFreeze('tags');
}
// Advanced settings.
$mform->addElement('header', 'advanced', get_string('advanced'));
mediagallery_add_metainfo_fields($mform);
$mform->addElement('hidden', 'g', $gallery->id);
$mform->setType('g', PARAM_INT);
$mform->addElement('hidden', 'id');
$mform->setType('id', PARAM_INT);
$mform->addElement('hidden', 'source', 'moodle');
$mform->setType('source', PARAM_ALPHA);
$mform->hardFreeze('source');
$mform->addElement('hidden', 'extpath', '');
$mform->setType('extpath', PARAM_RAW);
$mform->addElement('hidden', 'theme_id', '');
$mform->setType('theme_id', PARAM_ALPHANUMEXT);
$mform->addElement('hidden', 'copyright_id', '');
$mform->setType('copyright_id', PARAM_ALPHANUMEXT);
$mform->addElement('hidden', 'objectid', '');
$mform->setType('objectid', PARAM_ALPHANUMEXT);
$this->add_action_buttons();
}
public function validation($data, $files) {
global $CFG;
$errors = parent::validation($data, $files);
$info = isset($data['content']) ? file_get_draft_area_info($data['content']) : array('filecount' => 0);
$url = isset($data['externalurl']) ? trim($data['externalurl']) : '';
if (empty($data['externalurl']) && $info['filecount'] == 0 && empty($data['objectid'])) {
$errors['filecheck'] = get_string('required');
} else if (!empty($url)) {
if (preg_match('|^/|', $url)) {
// Links relative to server root are ok - no validation necessary.
} else if (preg_match('|^[a-z]+://|i', $url) or preg_match('|^https?:|i', $url) or preg_match('|^ftp:|i', $url)) {
// Normal URL.
if (!mediagallery_appears_valid_url($url)) {
$errors['externalurl'] = get_string('invalidurl', 'url');
}
} else if (preg_match('|^[a-z]+:|i', $url)) {
// General URI such as teamspeak, mailto, etc. - it may or may not work in all browsers.
// We do not validate these at all, sorry.
} else {
// Invalid URI, we try to fix it by adding 'http://' prefix.
// Relative links are NOT allowed because we display the link on different pages!
require_once($CFG->dirroot."/mod/url/locallib.php");
if (!url_appears_valid_url('http://'.$url)) {
$errors['externalurl'] = get_string('invalidurl', 'url');
}
}
}
return $errors;
}
}