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<?php
# -- BEGIN LICENSE BLOCK ---------------------------------------
#
# This file is part of Dotclear 2.
#
# Copyright (c) 2003-2013 Olivier Meunier & Association Dotclear
# Licensed under the GPL version 2.0 license.
# See LICENSE file or
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
#
# -- END LICENSE BLOCK -----------------------------------------
if (!defined('DC_RC_PATH')) { return; }
class dcPostMedia
{
protected $core; ///< <b>dcCore</b> dcCore instance
protected $con; ///< <b>connection</b> Database connection
protected $table; ///< <b>string</b> Post-Media table name
/**
Object constructor.
@param core <b>dcCore</b> dcCore instance
@param type <b>string</b> Media type filter
*/
public function __construct($core,$type='')
{
$this->core =& $core;
$this->con =& $core->con;
$this->table = $this->core->prefix.'post_media';
}
/**
Returns media items attached to a blog post. Result is an array containing
fileItems objects.
@param post_id <b>integer</b> Post ID
@param media_id <b>integer</b> Optionnal media ID
@return <b>array</b> Array of fileItems
*/
public function getPostMedia($params=array())
{
$strReq =
'SELECT M.media_file, M.media_id, M.media_path, M.media_title, M.media_meta, M.media_dt, '.
'M.media_creadt, M.media_upddt, M.media_private, M.user_id, PM.post_id ';
if (!empty($params['columns']) && is_array($params['columns'])) {
$strReq .= implode(', ',$params['columns']).', ';
}
$strReq .=
'FROM '.$this->core->prefix.'media M '.
'INNER JOIN '.$this->table.' PM ON (M.media_id = PM.media_id) ';
if (!empty($params['from'])) {
$strReq .= $params['from'].' ';
}
$where='';
if (isset($params['post_id'])) {
$where[]="PM.post_id ".$this->con->in($params['post_id']);
}
if (isset($params['media_id'])) {
$where[]="M.media_id ".$this->con->in($params['media_id']);
}
if (isset($params['media_path'])) {
$where[]="M.media_path ".$this->con->in($params['media_path']);
}
if (isset($params['link_type'])) {
$where[]="PM.link_type ".$this->con->in($params['link_type']);
} else {
$where[]="PM.link_type='attachment'";
}
$strReq .= 'WHERE '.join('AND ',$where).' ';
if (isset($params['sql'])) {
$strReq .= $params['sql'];
}
//echo $strReq; exit;
$rs = $this->con->select($strReq);
return $rs;
}
/**
Attaches a media to a post.
@param post_id <b>integer</b> Post ID
@param media_id <b>integer</b> Optionnal media ID
*/
public function addPostMedia($post_id,$media_id,$link_type='attachment')
{
$post_id = (integer) $post_id;
$media_id = (integer) $media_id;
$f = $this->getPostMedia(array('post_id'=>$post_id,'media_id'=>$media_id,'link_type'=>$link_type));
if (!$f->isEmpty()) {
return;
}
$cur = $this->con->openCursor($this->table);
$cur->post_id = $post_id;
$cur->media_id = $media_id;
$cur->link_type = $link_type;
$cur->insert();
$this->core->blog->triggerBlog();
}
/**
Detaches a media from a post.
@param post_id <b>integer</b> Post ID
@param media_id <b>integer</b> Optionnal media ID
*/
public function removePostMedia($post_id,$media_id,$link_type=null)
{
$post_id = (integer) $post_id;
$media_id = (integer) $media_id;
$strReq = 'DELETE FROM '.$this->table.' '.
'WHERE post_id = '.$post_id.' '.
'AND media_id = '.$media_id.' ';
if ($link_type != null) {
$strReq .= "AND link_type = '".$this->con->escape($link_type)."'";
}
$this->con->execute($strReq);
$this->core->blog->triggerBlog();
}
/**
Returns media items attached to a blog post. Result is an array containing
fileItems objects.
@param post_id <b>integer</b> Post ID
@param media_id <b>integer</b> Optionnal media ID
@return <b>array</b> Array of fileItems
*/
public function getLegacyPostMedia($post_id,$media_id=null)
{
$post_id = (integer) $post_id;
$strReq =
'SELECT media_file, M.media_id, media_path, media_title, media_meta, media_dt, '.
'media_creadt, media_upddt, media_private, user_id '.
'FROM '.$this->table.' M '.
'INNER JOIN '.$this->table_ref.' PM ON (M.media_id = PM.media_id) '.
"WHERE media_path = '".$this->path."' ".
'AND post_id = '.$post_id.' ';
if ($media_id) {
$strReq .= 'AND M.media_id = '.(integer) $media_id.' ';
}
$rs = $this->con->select($strReq);
$res = array();
while ($rs->fetch()) {
$f = $this->fileRecord($rs);
if ($f !== null) {
$res[] = $f;
}
}
return $res;
}
}
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