536 lines
15 KiB
PHP
536 lines
15 KiB
PHP
<?php
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/**
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* <pre>
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* Invision Power Services
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* IP.Board v3.4.9
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* IP.Board messenger attachments plugin
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* Last Updated: $Date: 2013-04-25 15:26:40 -0400 (Thu, 25 Apr 2013) $
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* </pre>
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*
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* @author $Author: bfarber $
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* @copyright (c) 2001 - 2009 Invision Power Services, Inc.
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* @license http://www.invisionpower.com/company/standards.php#license
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* @package IP.Board
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* @subpackage Core
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* @link http://www.invisionpower.com
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* @since 6/24/2008
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* @version $Revision: 12198 $
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*/
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if ( ! defined( 'IN_IPB' ) )
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{
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print "<h1>Incorrect access</h1>You cannot access this file directly. If you have recently upgraded, make sure you upgraded all the relevant files.";
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exit();
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}
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class plugin_msg extends class_attach
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{
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/**
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* Module type
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*
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* @var string
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*/
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public $module = 'msg';
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/**
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* Checks the attachment and checks for download / show perms
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*
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* @param integer Attachment id
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* @return array Attachment data
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*/
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public function getAttachmentData( $attach_id )
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{
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//-----------------------------------------
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// INIT
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//-----------------------------------------
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$_ok = 0;
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//-----------------------------------------
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// Grab 'em
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//-----------------------------------------
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$this->DB->build( array( 'select' => 'a.*',
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'from' => array( 'attachments' => 'a' ),
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'where' => "a.attach_rel_module='".$this->module."' AND a.attach_id=".$attach_id,
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'add_join' => array( 0 => array( 'select' => 'p.*',
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'from' => array( 'message_posts' => 'p' ),
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'where' => "p.msg_id=a.attach_rel_id",
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'type' => 'left' ),
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1 => array( 'select' => 't.*',
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'from' => array( 'message_topics' => 't' ),
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'where' => "t.mt_id=p.msg_topic_id",
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'type' => 'left' ),
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2 => array( 'select' => 'u.*',
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'from' => array( 'message_topic_user_map' => 'u' ),
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'where' => "u.map_topic_id=t.mt_id AND u.map_user_id=" . $this->memberData['member_id'],
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'type' => 'left' ) ) ) );
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$attach_sql = $this->DB->execute();
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$attach = $this->DB->fetch( $attach_sql );
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//-----------------------------------------
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// Check..
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//-----------------------------------------
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if ( empty( $attach['msg_id'] ) )
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{
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if( $attach['attach_member_id'] != $this->memberData['member_id'] )
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{
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return FALSE;
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}
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}
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//-----------------------------------------
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// For previews
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//-----------------------------------------
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if ( $attach['attach_rel_id'] == 0 AND $attach['attach_member_id'] == $this->memberData['member_id'] )
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{
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$_ok = 1;
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}
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else if ( $attach['map_user_id'] )
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{
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$_ok = 1;
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}
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//-----------------------------------------
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// Ok?
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//-----------------------------------------
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if ( $_ok )
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{
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return $attach;
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}
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else
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{
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return FALSE;
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}
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}
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/**
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* Check the attachment and make sure its OK to display
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*
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* @param array Array of ids
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* @param array Array of relationship ids
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* @return array Attachment data
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*/
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public function renderAttachment( $attach_ids, $rel_ids=array(), $attach_post_key=0 )
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{
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//-----------------------------------------
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// INIT
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//-----------------------------------------
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$rows = array();
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$query_bits = array();
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$query = '';
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$match = 0;
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//-----------------------------------------
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// Check
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//-----------------------------------------
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if ( is_array( $attach_ids ) AND count( $attach_ids ) )
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{
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$query_bits[] = "attach_id IN (" . implode( ",", $attach_ids ) .")";
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}
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if ( is_array( $rel_ids ) and count( $rel_ids ) )
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{
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$rel_ids = array_map( 'intval', $rel_ids );
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// We need to reset the array - this query bit will return everything we need, but
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// if we "OR" join the above query bit with this one, it causes bigger mysql loads
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$query_bits = array();
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$query_bits[] = "attach_rel_id IN (" . implode( ",", $rel_ids ) . ")";
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$match = 1;
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}
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if ( $attach_post_key )
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{
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$query_bits[] = "attach_post_key='".$this->DB->addSlashes( $attach_post_key )."'";
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$match = 2;
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}
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//-----------------------------------------
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// Grab 'em
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//-----------------------------------------
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if( count($query_bits) )
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{
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$this->DB->build( array( 'select' => '*', 'from' => 'attachments', 'where' => "attach_rel_module='{$this->module}' AND ( " . implode( ' OR ', $query_bits ) . " )" ) );
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$attach_sql = $this->DB->execute();
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//-----------------------------------------
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// Loop through and filter off naughty ids
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//-----------------------------------------
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while( $db_row = $this->DB->fetch( $attach_sql ) )
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{
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$_ok = 1;
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if ( $match == 1 )
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{
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if ( ! in_array( $db_row['attach_rel_id'], $rel_ids ) )
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{
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$_ok = 0;
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}
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}
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else if ( $match == 2 )
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{
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if ( $db_row['attach_post_key'] != $attach_post_key )
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{
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$_ok = 0;
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}
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}
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//-----------------------------------------
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// Ok?
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//-----------------------------------------
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if ( $_ok )
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{
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$rows[ $db_row['attach_id'] ] = $db_row;
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}
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}
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}
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//-----------------------------------------
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// Return
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//-----------------------------------------
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return $rows;
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}
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/**
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* Recounts number of attachments for the articles row
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*
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* @param string Post key
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* @param integer Related ID
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* @param array Arguments for query
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* @return array Returns count of items found
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*/
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public function postUploadProcess( $post_key, $rel_id, $args=array() )
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{
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//-----------------------------------------
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// INIT
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//-----------------------------------------
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$cnt = array( 'cnt' => 0 );
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//-----------------------------------------
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// Check..
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//-----------------------------------------
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if ( ! $post_key )
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{
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return array( 'count' => 0 );
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}
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$cnt = $this->DB->buildAndFetch( array( "select" => 'COUNT(*) as cnt',
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'from' => 'attachments',
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'where' => "attach_post_key='{$post_key}'") );
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/*if ( $cnt['cnt'] )
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{
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$this->DB->update( 'message_topics', "mt_hasattach=mt_hasattach+" . $cnt['cnt'], "mt_id=" . intval( $args['mt_id'] ), FALSE, TRUE );
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}*/
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return array( 'count' => $cnt['cnt'] );
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}
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/**
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* Recounts number of attachments for the articles row
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*
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* @param array Attachment data
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* @return boolean
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*/
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public function attachmentRemovalCleanup( $attachment )
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{
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//-----------------------------------------
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// Check
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//-----------------------------------------
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if ( ! $attachment['attach_id'] )
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{
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return FALSE;
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}
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$message = $this->DB->buildAndFetch( array( 'select' => '*',
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'from' => 'message_posts',
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'where' => 'msg_id=' . intval( $attachment['attach_rel_id'] ) ) );
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if ( isset( $message['msg_topic_id'] ) )
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{
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//-----------------------------------------
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// GET ALL MSG IDS IN THIS TOPIC
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//-----------------------------------------
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$pids = array();
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$count = 0;
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$this->DB->build( array( 'select' => 'msg_id',
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'from' => 'message_posts',
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'where' => "msg_topic_id=". $message['msg_topic_id'] ) );
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$this->DB->execute();
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while ( $p = $this->DB->fetch() )
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{
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$pids[] = $p['msg_id'];
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}
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//-----------------------------------------
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// GET ATTACHMENT COUNT
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//-----------------------------------------
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if ( count( $pids ) )
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{
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$this->DB->build( array( "select" => 'count(*) as cnt',
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'from' => 'attachments',
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'where' => "attach_rel_module='msg' AND attach_rel_id IN(".implode(",",$pids).")") );
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$this->DB->execute();
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$cnt = $this->DB->fetch();
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$count = intval( $cnt['cnt'] );
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}
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$this->DB->update( 'message_topics', array( 'mt_hasattach' => $count ), "mt_id=" . $message['msg_topic_id'] );
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}
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return TRUE;
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}
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/**
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* Determines if you have permission for bulk attachment removal
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* Returns TRUE or FALSE
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* IT really does
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*
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* @param array Ids to check against
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* @return boolean
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*/
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public function canBulkRemove( $attach_rel_ids=array() )
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{
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return $this->memberData['g_is_supmod'] ? true : false;
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}
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/**
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* Determines if you can remove this attachment
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* Returns TRUE or FALSE
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* IT really does
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*
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* @param array Attachment data
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* @return boolean
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*/
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public function canRemove( $attachment )
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{
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//-----------------------------------------
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// INIT
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//-----------------------------------------
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$ok_to_remove = FALSE;
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//-----------------------------------------
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// Check
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//-----------------------------------------
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if ( ! $attachment['attach_id'] )
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{
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return FALSE;
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}
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//-----------------------------------------
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// Allowed to remove?
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//-----------------------------------------
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if ( $this->memberData['member_id'] == $attachment['attach_member_id'] )
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{
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$ok_to_remove = TRUE;
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}
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else if ( $this->memberData['g_is_supmod'] )
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{
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$ok_to_remove = TRUE;
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}
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else
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{
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$message = $this->DB->buildAndFetch( array( 'select' => '*',
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'from' => 'message_posts',
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'where' => 'msg_id=' . intval( $attachment['attach_rel_id'] ) ) );
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if ( $this->memberData['member_id'] == $message['msg_author_id'] )
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{
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$ok_to_remove = TRUE;
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}
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}
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return $ok_to_remove;
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}
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/**
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* Returns an array of the allowed upload sizes in bytes.
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* Return 'space_allowed' as -1 to not allow uploads.
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* Return 'space_allowed' as 0 to allow unlimited uploads
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* Return 'max_single_upload' as 0 to not set a limit
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*
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* @param string MD5 post key
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* @param id Member ID
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* @return array [ 'space_used', 'space_left', 'space_allowed', 'max_single_upload' ]
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*/
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public function getSpaceAllowance( $post_key='', $member_id='' )
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{
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$max_php_size = IPSLib::getMaxPostSize();
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$member_id = intval( $member_id ? $member_id : $this->memberData['member_id'] );
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$space_left = 0;
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$space_used = 0;
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$space_allowed = 0;
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$max_single_upload = 0;
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//-----------------------------------------
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// Allowed to attach?
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//-----------------------------------------
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if ( ! $member_id )
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{
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$space_allowed = -1;
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}
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else
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{
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//-----------------------------------------
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// Generate total space allowed
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//-----------------------------------------
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$total_space_allowed = ( $this->memberData['g_attach_per_post'] ? $this->memberData['g_attach_per_post'] : $this->memberData['g_attach_max'] ) * 1024;
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//-----------------------------------------
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// Generate space used figure
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//-----------------------------------------
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if ( $this->memberData['g_attach_per_post'] )
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{
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//-----------------------------------------
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// Per post limit...
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//-----------------------------------------
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$_space_used = $this->DB->buildAndFetch( array( 'select' => 'SUM(attach_filesize) as figure',
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'from' => 'attachments',
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'where' => "attach_post_key='".$post_key."'" ) );
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$space_used = $_space_used['figure'] ? $_space_used['figure'] : 0;
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}
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else
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{
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//-----------------------------------------
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// Global limit...
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//-----------------------------------------
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$_space_used = $this->DB->buildAndFetch( array( 'select' => 'SUM(attach_filesize) as figure',
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'from' => 'attachments',
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'where' => 'attach_member_id='.$member_id . " AND attach_rel_module IN( 'post', 'msg' )" ) );
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$space_used = $_space_used['figure'] ? $_space_used['figure'] : 0;
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}
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//-----------------------------------------
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// Generate space allowed figure
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//-----------------------------------------
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if ( $this->memberData['g_attach_max'] > 0 )
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{
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if ( $this->memberData['g_attach_per_post'] )
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{
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$_g_space_used = $this->DB->buildAndFetch( array( 'select' => 'SUM(attach_filesize) as figure',
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'from' => 'attachments',
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'where' => 'attach_member_id='.$member_id . " AND attach_rel_module IN( 'post', 'msg' )" ) );
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$g_space_used = $_g_space_used['figure'] ? $_g_space_used['figure'] : 0;
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if( ( $this->memberData['g_attach_max'] * 1024 ) - $g_space_used < 0 )
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{
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$space_used = $g_space_used;
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$total_space_allowed = $this->memberData['g_attach_max'] * 1024;
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$space_allowed = ( $this->memberData['g_attach_max'] * 1024 ) - $space_used;
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$space_allowed = $space_allowed < 0 ? -1 : $space_allowed;
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}
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else
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{
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$space_allowed = ( $this->memberData['g_attach_per_post'] * 1024 ) - $space_used;
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$space_allowed = $space_allowed < 0 ? -1 : $space_allowed;
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}
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}
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else
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{
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$space_allowed = ( $this->memberData['g_attach_max'] * 1024 ) - $space_used;
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$space_allowed = $space_allowed < 0 ? -1 : $space_allowed;
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}
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}
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else
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{
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if ( $this->memberData['g_attach_per_post'] )
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{
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$space_allowed = ( $this->memberData['g_attach_per_post'] * 1024 ) - $space_used;
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$space_allowed = $space_allowed < 0 ? -1 : $space_allowed;
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}
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else
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{
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# Unlimited
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$space_allowed = 0;
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}
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}
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//-----------------------------------------
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// Generate space left figure
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//-----------------------------------------
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$space_left = $space_allowed ? $space_allowed : 0;
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$space_left = ($space_left < 0) ? -1 : $space_left;
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//-----------------------------------------
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// Generate max upload size
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//-----------------------------------------
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if ( ! $max_single_upload )
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{
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if ( $space_left > 0 AND $space_left < $max_php_size )
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{
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$max_single_upload = $space_left;
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}
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else if ( $max_php_size )
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{
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$max_single_upload = $max_php_size;
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}
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}
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}
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IPSDebug::fireBug( 'info', array( 'Space left: ' . $space_left ) );
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IPSDebug::fireBug( 'info', array( 'Max PHP size: ' . $max_php_size ) );
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IPSDebug::fireBug( 'info', array( 'Max single file size: ' . $max_single_upload ) );
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$return = array( 'space_used' => $space_used, 'space_left' => $space_left, 'space_allowed' => $space_allowed, 'max_single_upload' => $max_single_upload, 'total_space_allowed' => $total_space_allowed );
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return $return;
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}
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/**
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* Returns an array of settings:
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* 'siu_thumb' = Allow thumbnail creation?
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* 'siu_height' = Height of the generated thumbnail in pixels
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* 'siu_width' = Width of the generated thumbnail in pixels
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* 'upload_dir' = Base upload directory (must be a full path)
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*
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* You can omit any of these settings and IPB will use the default
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* settings (which are the ones entered into the ACP for post thumbnails)
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*
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* @return boolean
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*/
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public function getSettings()
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{
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$this->mysettings = array();
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return true;
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}
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} |