Completed
Branch master (a182de)
by Daniel
03:00
created

data::_user_can_download_attachments()   A

Complexity

Conditions 4
Paths 6

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 2
CRAP Score 4

Importance

Changes 1
Bugs 1 Features 0
Metric Value
c 1
b 1
f 0
dl 0
loc 4
ccs 2
cts 2
cp 1
rs 9.2
cc 4
eloc 2
nc 6
nop 1
crap 4
1
<?php
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/**
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 *
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 * @package sitemaker
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 * @copyright (c) 2013 Daniel A. (blitze)
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 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
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 *
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 */
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namespace blitze\sitemaker\services\forum;
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use blitze\sitemaker\services\forum\query_builder;
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class data extends query_builder
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{
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	/** @var \phpbb\auth\auth */
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	protected $auth;
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	/** @var \phpbb\config\config */
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	protected $config;
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	/** @var \phpbb\content_visibility */
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	protected $content_visibility;
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	/** @var \phpbb\db\driver\driver_interface */
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	protected $db;
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	/** @var \phpbb\user */
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	protected $user;
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	/**
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	 * Constructor
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	 *
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	 * @param \phpbb\auth\auth					$auth					Auth object
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	 * @param \phpbb\config\config				$config					Config object
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	 * @param \phpbb\content_visibility			$content_visibility		Content visibility
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	 * @param \phpbb\db\driver\driver_interface	$db     				Database connection
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	 * @param \phpbb\user						$user					User object
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	 * @param integer							$cache_time				Cache results for 3 hours by default
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	 */
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	public function __construct(\phpbb\auth\auth $auth, \phpbb\config\config $config, \phpbb\content_visibility $content_visibility, \phpbb\db\driver\driver_interface $db, \phpbb\user $user, $cache_time = 10800)
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	{
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		parent::__construct($auth, $config, $content_visibility, $db, $user, $cache_time);
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		$this->auth = $auth;
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		$this->config = $config;
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		$this->content_visibility = $content_visibility;
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		$this->db = $db;
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		$this->user = $user;
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	}
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	/**
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	 * Get topic data
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	 *
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	 * @param mixed|false $limit
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	 * @param int $start
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	 * @return array
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	 */
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	public function get_topic_data($limit = false, $start = 0)
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	{
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		$sql = $this->db->sql_build_query('SELECT', $this->store['sql_array']);
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		$result = $this->db->sql_query_limit($sql, $limit, $start, $this->cache_time);
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		while ($row = $this->db->sql_fetchrow($result))
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		{
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			$this->store['topic'][$row['topic_id']] = $row;
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			$this->store['tracking'][$row['forum_id']]['topic_list'][] = $row['topic_id'];
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			$this->store['tracking'][$row['forum_id']]['mark_time'] =& $row['forum_mark_time'];
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			$this->store['post_ids']['first'][] = $row['topic_first_post_id'];
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			$this->store['post_ids']['last'][] = $row['topic_last_post_id'];
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		}
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		$this->db->sql_freeresult($result);
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		return $this->store['topic'];
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	}
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	/**
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	 * Get post data
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	 *
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	 * @param mixed|false $topic_first_or_last_post (first|last)
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	 * @param array $post_ids
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	 * @param bool|false $limit
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	 * @param int $start
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	 * @param array $sql_array
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	 * @return array
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	 */
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	public function get_post_data($topic_first_or_last_post = false, $post_ids = array(), $limit = false, $start = 0, $sql_array = array())
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	{
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		$sql = $this->db->sql_build_query('SELECT_DISTINCT', $this->_get_posts_sql_array($topic_first_or_last_post, $post_ids, $sql_array));
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		$result = $this->db->sql_query_limit($sql, $limit, $start, $this->cache_time);
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		$post_data = array();
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		while ($row = $this->db->sql_fetchrow($result))
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		{
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			$post_data[$row['topic_id']][$row['post_id']] = $row;
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			$this->store['poster_ids'][] = $row['poster_id'];
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			$this->store['poster_ids'][] = $row['post_edit_user'];
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			$this->store['poster_ids'][] = $row['post_delete_user'];
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			$this->store['attachments'][] = $row['post_id'];
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		}
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		$this->db->sql_freeresult($result);
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		return $post_data;
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	}
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	/**
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	 * Get attachments...
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	 *
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	 * @param int $forum_id
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	 * @param array $allowed_extensions
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	 * @param bool $exclude_in_message
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	 * @param string $order_by
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	 * @return array
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	 */
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	public function get_attachments($forum_id = 0, $allowed_extensions = array(), $exclude_in_message = true, $order_by = 'filetime DESC, post_msg_id ASC')
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	{
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		$this->store['attachments'] = array_filter($this->store['attachments']);
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		$attachments = array();
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		if ($this->_attachments_allowed($forum_id))
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		{
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			$sql = $this->_get_attachment_sql($allowed_extensions, $exclude_in_message, $order_by);
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			$result = $this->db->sql_query($sql);
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			while ($row = $this->db->sql_fetchrow($result))
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			{
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				$attachments[$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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		$this->store['attachments'] = array();
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		return $attachments;
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	}
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	/**
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	 * Get topic tracking info
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	 *
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	 * @param int $forum_id
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	 * @return array
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	 */
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	public function get_topic_tracking_info($forum_id = 0)
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	{
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		if (!sizeof($this->store['tracking']))
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		{
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			return array();
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		}
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		$tracking_info = $this->_get_tracking_info();
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		return ($forum_id) ? (isset($tracking_info[$forum_id]) ? $tracking_info[$forum_id] : array()) : $tracking_info;
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	}
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	/**
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	 * Returns an array of topic first post or last post ids
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	 *
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	 * @param string $first_or_last_post
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	 * @return array
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	 */
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	public function get_topic_post_ids($first_or_last_post = 'first')
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	{
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		return (isset($this->store['post_ids'][$first_or_last_post])) ? $this->store['post_ids'][$first_or_last_post] : array();
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	}
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	/**
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	 * @param mixed $topic_first_or_last_post
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	 * @param array $post_ids
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	 * @param array $sql_array
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	 * @return array
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	 */
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	private function _get_posts_sql_array($topic_first_or_last_post, array $post_ids, array $sql_array)
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	{
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		$sql_array = array_merge_recursive(
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			array(
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				'SELECT'	=> array('p.*'),
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				'FROM'		=> array(POSTS_TABLE => 'p'),
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				'WHERE'		=> $this->_get_post_data_where($post_ids, $topic_first_or_last_post),
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				'ORDER_BY'	=> 'p.topic_id, p.post_time ASC',
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			),
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			$sql_array
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		);
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		$sql_array['SELECT'] = join(', ', array_filter($sql_array['SELECT']));
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		$sql_array['WHERE'] = join(' AND ', array_filter($sql_array['WHERE']));
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		return $sql_array;
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	}
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	/**
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	 * @param array $post_ids
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	 * @param string $topic_first_or_last_post
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	 * @return array
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	 */
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	private function _get_post_data_where(array $post_ids, $topic_first_or_last_post)
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	{
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		$sql_where = array();
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		if (sizeof($post_ids))
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		{
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			$sql_where[] = $this->db->sql_in_set('p.post_id', $post_ids);
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		}
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		else if (sizeof($this->store['topic']))
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		{
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			$this->_limit_posts_by_topic($sql_where, $topic_first_or_last_post);
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		}
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		$sql_where[] = $this->content_visibility->get_global_visibility_sql('post', $this->ex_fid_ary, 'p.');
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		return $sql_where;
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	}
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	/**
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	 * @param array $sql_where
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	 * @param string $topic_first_or_last_post
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	 */
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	private function _limit_posts_by_topic(array &$sql_where, $topic_first_or_last_post)
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	{
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		$sql_where[] = $this->db->sql_in_set('p.topic_id', array_keys($this->store['topic']));
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		if ($topic_first_or_last_post)
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		{
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			$sql_where[] = $this->db->sql_in_set('p.post_id', $this->get_topic_post_ids($topic_first_or_last_post));
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		}
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	}
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	/**
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	 * @return array
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	 */
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	private function _get_tracking_info()
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	{
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		$info = array();
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		if ($this->_can_track_by_lastread())
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		{
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			$info = $this->_build_tracking_info('get_topic_tracking');
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		}
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		else if ($this->_can_track_anonymous())
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		{
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			$info = $this->_build_tracking_info('get_complete_topic_tracking');
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		}
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		return $info;
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	}
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	/**
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	 * @param string $function
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	 * @return array
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	 */
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	private function _build_tracking_info($function)
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	{
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		$tracking_info = array();
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		foreach ($this->store['tracking'] as $fid => $forum)
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		{
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			$tracking_info[$fid] = call_user_func_array($function, array($fid, $forum['topic_list'], &$this->store['topic'], array($fid => $forum['mark_time'])));
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		}
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		return $tracking_info;
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	}
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	/**
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	 * @return bool
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	 */
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	private function _can_track_by_lastread()
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	{
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		return ($this->config['load_db_lastread'] && $this->user->data['is_registered']) ? true : false;
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	}
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	/**
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	 * @return bool
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	 */
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	private function _can_track_anonymous()
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	{
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		return ($this->config['load_anon_lastread'] || $this->user->data['is_registered']) ? true : false;
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	}
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	/**
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	 * @param int $forum_id
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	 * @return bool
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	 */
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	private function _attachments_allowed($forum_id)
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	{
282 7
		return ($this->store['attachments'] && $this->_user_can_download_attachments($forum_id)) ? true : false;
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	}
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285
	/**
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	 * @param int $forum_id
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	 * @return bool
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	 */
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	private function _user_can_download_attachments($forum_id)
290
	{
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		return ($this->auth->acl_get('u_download') && (!$forum_id || $this->auth->acl_get('f_download', $forum_id))) ? true : false;
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	}
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294
	/**
295
	 * @param array $allowed_extensions
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	 * @param bool $exclude_in_message
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	 * @param string $order_by
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	 * @return string
299
	 */
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	private function _get_attachment_sql($allowed_extensions, $exclude_in_message, $order_by)
301
	{
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		return 'SELECT *
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			FROM ' . ATTACHMENTS_TABLE . '
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			WHERE ' . $this->db->sql_in_set('post_msg_id', $this->store['attachments']) .
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				(($exclude_in_message) ? ' AND in_message = 0' : '') .
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				(sizeof($allowed_extensions) ? ' AND ' . $this->db->sql_in_set('extension', $allowed_extensions) : '') . '
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			ORDER BY ' . $order_by;
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	}
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}
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