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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* @package block_rss_client
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* @subpackage backup-moodle2
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* @copyright 2003 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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/**
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* Define all the backup steps that wll be used by the backup_rss_client_block_task
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*/
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/**
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* Define the complete forum structure for backup, with file and id annotations
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*/
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class backup_rss_client_block_structure_step extends backup_block_structure_step {
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protected function define_structure() {
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global $DB;
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// Get the block
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$block = $DB->get_record('block_instances', array('id' => $this->task->get_blockid()));
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// Extract configdata
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$config = unserialize_object(base64_decode($block->configdata));
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// Get array of used rss feeds
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if (!empty($config->rssid)) {
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$feedids = $config->rssid;
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// Get the IN corresponding query
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list($in_sql, $in_params) = $DB->get_in_or_equal($feedids);
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// Define all the in_params as sqlparams
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foreach ($in_params as $key => $value) {
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$in_params[$key] = backup_helper::is_sqlparam($value);
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}
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}
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// Define each element separated
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$rss_client = new backup_nested_element('rss_client', array('id'), null);
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$feeds = new backup_nested_element('feeds');
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$feed = new backup_nested_element('feed', array('id'), array(
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'title', 'preferredtitle', 'description', 'shared',
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'url'));
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// Build the tree
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$rss_client->add_child($feeds);
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$feeds->add_child($feed);
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// Define sources
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$rss_client->set_source_array(array((object)array('id' => $this->task->get_blockid())));
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// Only if there are feeds
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if (!empty($config->rssid)) {
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$feed->set_source_sql("
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SELECT *
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FROM {block_rss_client}
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WHERE id $in_sql", $in_params);
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}
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// Annotations (none)
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// Return the root element (rss_client), wrapped into standard block structure
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return $this->prepare_block_structure($rss_client);
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}
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}
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