Current File : /opt/bitnami/apps/moodle/htdocs/blocks__d9c9c01/selectrss/edit_form.php
<?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/>.
/**
* this file contains the selectrss block itself
*
* File block_selectrss.php
* Encoding UTF-8
* @copyright Sebsoft.nl
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
use \block_selectrss\util;
/**
* block_selectrss_edit_form
*
* @package block_selectrss
*
* @copyright Sebsoft.nl
* @author Mike Uding <mike@sebsoft.nl>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*
* */
class block_selectrss_edit_form extends block_edit_form {
/**
* Override this to create any form fields specific to this type of block.
* @param object $mform the form being built.
*/
protected function specific_definition($mform) {
global $CFG;
require_once($CFG->libdir . '/simplepie/moodle_simplepie.php');
$maxitems = get_config('block_selectrss', 'max_get_num_items');
if ($maxitems === false) {
$maxitems = 10;
}
$mform->addElement('header', 'configheader', get_string('blocksettings', 'block'));
$mform->addElement('text', 'config_custom_title', get_string('custom_title', 'block_selectrss'));
$mform->setType('config_custom_title', PARAM_TEXT);
$temp = (explode("\n", get_config('block_selectrss', 'rss_feeds')));
$rssfeeds = array();
foreach ($temp as $feed) {
$rssfeeds[trim($feed)] = trim($feed);
}
$select = $mform->addElement('select', 'config_rss_feeds', get_string('rss_feeds', 'block_selectrss'), $rssfeeds, '');
$select->setMultiple(true);
$mform->addElement('text', 'config_num_items', get_string('num_items', 'block_selectrss'));
$mform->setType('config_num_items', PARAM_INT);
$mform->addElement('advcheckbox', 'config_default_publish', get_string('default_publish', 'block_selectrss'),
'', null, array(0, 1));
$mform->setType('config_default_publish', PARAM_INT);
$mform->setDefault('config_default_publish', 0);
$mform->addElement('selectyesno', 'config_show_partial_item_content',
get_string('clientshowpartialcontentlabel', 'block_selectrss'));
$mform->setDefault('config_show_partial_item_content', 0);
}
/**
* Return submitted data if properly submitted or returns NULL if validation fails or
* if there is no submitted data.
*
* note: $slashed param removed
*
* @return object submitted data; NULL if not valid or not submitted or cancelled
*/
public function get_data() {
global $DB;
if ($data = parent::get_data()) {
$results = $DB->count_records('block_selectrss', array('blockid' => $this->block->instance->id));
if (isset($data->config_rss_feeds) && !empty($data->config_rss_feeds)) {
if (!$results) {
$this->add_feed_items($data->config_rss_feeds, $data->config_default_publish);
}
if (isset($this->block->config->rss_feeds) && $this->block->config->rss_feeds != $data->config_rss_feeds) {
util::remove_feeds($this->block->instance->id);
$this->add_feed_items($data->config_rss_feeds, $data->config_default_publish);
}
} else {
util::remove_feeds($this->block->instance->id);
}
return $data;
}
}
/**
* Creates new array of the selected rss feeds
*
* @param array $selection the selection of rss feeds
* @return array selected rss feed(s)
*/
protected function get_feeds($selection = array()) {
$configfeeds = array_map('trim', (explode("\n", get_config('block_selectrss', 'rss_feeds'))));
$feeds = array_intersect($selection, $configfeeds);
$rss = new moodle_simplepie;
$rss->set_feed_url($feeds);
$rss->init();
return $rss;
}
/**
* Insert all rss items from the selected rss feeds
*
* @param array $selection the selected rss feed(s)
* @param int $defaultpublish publish by default? (0 or 1)
* @return int last inserted id
*/
protected function add_feed_items($selection, $defaultpublish = 0) {
foreach ($this->get_feeds($selection)->get_items() as $key => $item) {
$lastinsertid[] = util::add_feed_item($item, $defaultpublish, $this->block->instance->id);
}
return $lastinsertid;
}
}
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