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98 lines
2.3 KiB
PHP
98 lines
2.3 KiB
PHP
<?php
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/**
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*
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* This file is part of the phpBB Forum Software package.
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*
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* @copyright (c) phpBB Limited <https://www.phpbb.com>
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* @license GNU General Public License, version 2 (GPL-2.0)
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*
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* For full copyright and license information, please see
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* the docs/CREDITS.txt file.
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*
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*/
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namespace phpbb\feed;
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/**
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* Abstract class for feeds displaying attachments
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*/
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abstract class attachments_base extends base
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{
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/**
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* Attachments that may be displayed
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*/
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protected $attachments = array();
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/**
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* Retrieve the list of attachments that may be displayed
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*
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* @param array $post_ids Specify for which post IDs to fetch the attachments (optional)
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* @param array $topic_ids Specify for which topic IDs to fetch the attachments (optional)
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*/
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protected function fetch_attachments($post_ids = array(), $topic_ids = array())
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{
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$sql_array = array(
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'SELECT' => 'a.*',
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'FROM' => array(
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ATTACHMENTS_TABLE => 'a'
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),
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'WHERE' => 'a.in_message = 0 ',
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'ORDER_BY' => 'a.filetime DESC, a.post_msg_id ASC',
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);
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if (!empty($post_ids))
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{
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$sql_array['WHERE'] .= 'AND ' . $this->db->sql_in_set('a.post_msg_id', $post_ids);
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}
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else if (!empty($topic_ids))
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{
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if (isset($this->topic_id))
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{
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$topic_ids[] = $this->topic_id;
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}
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$sql_array['WHERE'] .= 'AND ' . $this->db->sql_in_set('a.topic_id', $topic_ids);
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}
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else if (isset($this->topic_id))
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{
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$sql_array['WHERE'] .= 'AND a.topic_id = ' . (int) $this->topic_id;
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}
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else if (isset($this->forum_id))
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{
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$sql_array['LEFT_JOIN'] = array(
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array(
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'FROM' => array(TOPICS_TABLE => 't'),
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'ON' => 'a.topic_id = t.topic_id',
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)
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);
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$sql_array['WHERE'] .= 'AND t.forum_id = ' . (int) $this->forum_id;
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}
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else
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{
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// Do not allow querying the full attachments table
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throw new \RuntimeException($this->user->lang('INVALID_FEED_ATTACHMENTS'));
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}
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$sql = $this->db->sql_build_query('SELECT', $sql_array);
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$result = $this->db->sql_query($sql);
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// Set attachments in feed items
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while ($row = $this->db->sql_fetchrow($result))
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{
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$this->attachments[$row['post_msg_id']][] = $row;
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}
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$this->db->sql_freeresult($result);
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}
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/**
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* Get attachments related to a given post
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*
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* @param $post_id int Post id
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* @return mixed Attachments related to $post_id
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*/
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public function get_attachments($post_id)
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{
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return $this->attachments[$post_id];
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}
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}
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