| 1 | <?php | 
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| 2 | # -- BEGIN LICENSE BLOCK --------------------------------------- | 
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| 3 | # | 
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| 4 | # This file is part of Dotclear 2. | 
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| 5 | # | 
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| 6 | # Copyright (c) 2003-2013 Olivier Meunier & Association Dotclear | 
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| 7 | # Licensed under the GPL version 2.0 license. | 
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| 8 | # See LICENSE file or | 
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| 9 | # http://www.gnu.org/licenses/old-licenses/gpl-2.0.html | 
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| 10 | # | 
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| 11 | # -- END LICENSE BLOCK ----------------------------------------- | 
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| 12 | if (!defined('DC_RC_PATH')) { return; } | 
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| 13 |  | 
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| 14 | /** | 
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| 15 | @ingroup DC_CORE | 
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| 16 | @nosubgrouping | 
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| 17 | @brief Dotclear metadata class. | 
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| 18 |  | 
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| 19 | Dotclear metadata class instance is provided by dcCore $meta property. | 
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| 20 | */ | 
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| 21 | class dcMeta | 
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| 22 | { | 
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| 23 | private $core; ///< <b>dcCore</b> dcCore instance | 
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| 24 | private $con;  ///< <b>connection</b>   Database connection object | 
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| 25 | private $table;     ///< <b>string</b> Media table name | 
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| 26 |  | 
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| 27 | /** | 
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| 28 | Object constructor. | 
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| 29 |  | 
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| 30 | @param    core      <b>dcCore</b>       dcCore instance | 
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| 31 | */ | 
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| 32 | public function __construct($core) | 
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| 33 | { | 
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| 34 | $this->core =& $core; | 
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| 35 | $this->con =& $this->core->con; | 
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| 36 | $this->table = $this->core->prefix.'meta'; | 
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| 37 | } | 
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| 38 |  | 
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| 39 | /** | 
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| 40 | Splits up comma-separated values into an array of | 
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| 41 | unique, URL-proof metadata values. | 
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| 42 |  | 
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| 43 | @param    str       <b>string</b>       Comma-separated metadata. | 
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| 44 |  | 
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| 45 | @return   <b>Array</b>   The array of sanitized metadata | 
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| 46 | */ | 
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| 47 | public function splitMetaValues($str) | 
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| 48 | { | 
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| 49 | $res = array(); | 
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| 50 | foreach (explode(',',$str) as $i => $tag) | 
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| 51 | { | 
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| 52 | $tag = trim($tag); | 
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| 53 | $tag = self::sanitizeMetaID($tag); | 
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| 54 |  | 
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| 55 | if ($tag != false) { | 
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| 56 | $res[$i] = $tag; | 
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| 57 | } | 
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| 58 | } | 
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| 59 |  | 
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| 60 | return array_unique($res); | 
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| 61 | } | 
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| 62 |  | 
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| 63 | /** | 
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| 64 | Make a metadata ID URL-proof. | 
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| 65 |  | 
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| 66 | @param    str       <b>string</b>  the metadata ID. | 
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| 67 |  | 
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| 68 | @return   <b>string</b>  The sanitized metadata | 
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| 69 | */ | 
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| 70 | public static function sanitizeMetaID($str) | 
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| 71 | { | 
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| 72 | return text::tidyURL($str,false,true); | 
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| 73 | } | 
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| 74 |  | 
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| 75 | /** | 
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| 76 | Converts serialized metadata (for instance in dc_post post_meta) | 
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| 77 | into a meta array. | 
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| 78 |  | 
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| 79 | @param    str       <b>string</b>  the serialized metadata. | 
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| 80 |  | 
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| 81 | @return   <b>Array</b>   the resulting array of post meta | 
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| 82 | */ | 
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| 83 | public function getMetaArray($str) | 
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| 84 | { | 
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| 85 | $meta = @unserialize($str); | 
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| 86 |  | 
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| 87 | if (!is_array($meta)) { | 
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| 88 | return array(); | 
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| 89 | } | 
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| 90 |  | 
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| 91 | return $meta; | 
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| 92 | } | 
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| 93 |  | 
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| 94 | /** | 
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| 95 | Converts serialized metadata (for instance in dc_post post_meta) | 
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| 96 | into a comma-separated meta list for a given type. | 
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| 97 |  | 
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| 98 | @param    str       <b>string</b>  the serialized metadata. | 
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| 99 | @param    type <b>string</b>  meta type to retrieve metaIDs from. | 
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| 100 |  | 
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| 101 | @return   <b>string</b>  the comma-separated list of meta | 
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| 102 | */ | 
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| 103 | public function getMetaStr($str,$type) | 
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| 104 | { | 
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| 105 | $meta = $this->getMetaArray($str); | 
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| 106 |  | 
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| 107 | if (!isset($meta[$type])) { | 
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| 108 | return ''; | 
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| 109 | } | 
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| 110 |  | 
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| 111 | return implode(', ',$meta[$type]); | 
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| 112 | } | 
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| 113 |  | 
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| 114 | /** | 
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| 115 | Converts serialized metadata (for instance in dc_post post_meta) | 
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| 116 | into a "fetchable" metadata record. | 
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| 117 |  | 
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| 118 | @param    str       <b>string</b>  the serialized metadata. | 
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| 119 | @param    type <b>string</b>  meta type to retrieve metaIDs from. | 
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| 120 |  | 
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| 121 | @return   <b>record</b>  the meta recordset | 
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| 122 | */ | 
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| 123 | public function getMetaRecordset($str,$type) | 
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| 124 | { | 
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| 125 | $meta = $this->getMetaArray($str); | 
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| 126 | $data = array(); | 
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| 127 |  | 
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| 128 | if (isset($meta[$type])) | 
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| 129 | { | 
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| 130 | foreach ($meta[$type] as $v) | 
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| 131 | { | 
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| 132 | $data[] = array( | 
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| 133 | 'meta_id' => $v, | 
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| 134 | 'meta_type' => $type, | 
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| 135 | 'meta_id_lower' => mb_strtolower($v), | 
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| 136 | 'count' => 0, | 
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| 137 | 'percent' => 0, | 
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| 138 | 'roundpercent' => 0 | 
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| 139 | ); | 
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| 140 | } | 
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| 141 | } | 
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| 142 |  | 
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| 143 | return staticRecord::newFromArray($data); | 
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| 144 | } | 
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| 145 |  | 
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| 146 | /** | 
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| 147 | @deprecated since version 2.2 : $core->meta is always defined | 
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| 148 | @see getMetaRecordset | 
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| 149 | static version of getMetaRecordset | 
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| 150 | */ | 
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| 151 | public static function getMetaRecord($core,$str,$type) | 
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| 152 | { | 
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| 153 | $meta = new self($core); | 
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| 154 | return $meta->getMetaRecordset($str,$type); | 
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| 155 | } | 
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| 156 |  | 
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| 157 | /** | 
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| 158 | Checks whether the current user is allowed to change post meta | 
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| 159 | An exception is thrown if user is not allowed. | 
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| 160 |  | 
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| 161 | @param    post_id   <b>string</b>  the post_id to check. | 
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| 162 | */ | 
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| 163 | private function checkPermissionsOnPost($post_id) | 
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| 164 | { | 
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| 165 | $post_id = (integer) $post_id; | 
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| 166 |  | 
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| 167 | if (!$this->core->auth->check('usage,contentadmin',$this->core->blog->id)) { | 
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| 168 | throw new Exception(__('You are not allowed to change this entry status')); | 
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| 169 | } | 
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| 170 |  | 
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| 171 | #�If user can only publish, we need to check the post's owner | 
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| 172 | if (!$this->core->auth->check('contentadmin',$this->core->blog->id)) | 
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| 173 | { | 
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| 174 | $strReq = 'SELECT post_id '. | 
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| 175 | 'FROM '.$this->core->prefix.'post '. | 
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| 176 | 'WHERE post_id = '.$post_id.' '. | 
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| 177 | "AND user_id = '".$this->con->escape($this->core->auth->userID())."' "; | 
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| 178 |  | 
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| 179 | $rs = $this->con->select($strReq); | 
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| 180 |  | 
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| 181 | if ($rs->isEmpty()) { | 
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| 182 | throw new Exception(__('You are not allowed to change this entry status')); | 
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| 183 | } | 
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| 184 | } | 
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| 185 | } | 
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| 186 |  | 
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| 187 | /** | 
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| 188 | Updates serialized post_meta information with dc_meta table information. | 
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| 189 |  | 
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| 190 | @param    post_id   <b>string</b>  the post_id to update. | 
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| 191 | */ | 
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| 192 | private function updatePostMeta($post_id) | 
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| 193 | { | 
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| 194 | $post_id = (integer) $post_id; | 
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| 195 |  | 
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| 196 | $strReq = 'SELECT meta_id, meta_type '. | 
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| 197 | 'FROM '.$this->table.' '. | 
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| 198 | 'WHERE post_id = '.$post_id.' '; | 
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| 199 |  | 
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| 200 | $rs = $this->con->select($strReq); | 
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| 201 |  | 
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| 202 | $meta = array(); | 
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| 203 | while ($rs->fetch()) { | 
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| 204 | $meta[$rs->meta_type][] = $rs->meta_id; | 
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| 205 | } | 
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| 206 |  | 
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| 207 | $post_meta = serialize($meta); | 
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| 208 |  | 
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| 209 | $cur = $this->con->openCursor($this->core->prefix.'post'); | 
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| 210 | $cur->post_meta = $post_meta; | 
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| 211 |  | 
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| 212 | $cur->update('WHERE post_id = '.$post_id); | 
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| 213 | $this->core->blog->triggerBlog(); | 
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| 214 | } | 
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| 215 |  | 
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| 216 | /** | 
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| 217 | Retrieves posts corresponding to given meta criteria. | 
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| 218 | <b>$params</b> is an array taking the following optional parameters: | 
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| 219 | - meta_id : get posts having meta id | 
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| 220 | - meta_type : get posts having meta type | 
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| 221 |  | 
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| 222 | @param    params    <b>array</b>   Parameters | 
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| 223 | @param    count_only     <b>boolean</b>      Only counts results | 
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| 224 |  | 
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| 225 | @return   <b>record</b>  the resulting posts record | 
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| 226 | */ | 
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| 227 | public function getPostsByMeta($params=array(),$count_only=false) | 
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| 228 | { | 
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| 229 | if (!isset($params['meta_id'])) { | 
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| 230 | return null; | 
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| 231 | } | 
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| 232 |  | 
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| 233 | $params['from'] = ', '.$this->table.' META '; | 
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| 234 | $params['sql'] = 'AND META.post_id = P.post_id '; | 
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| 235 |  | 
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| 236 | $params['sql'] .= "AND META.meta_id = '".$this->con->escape($params['meta_id'])."' "; | 
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| 237 |  | 
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| 238 | if (!empty($params['meta_type'])) { | 
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| 239 | $params['sql'] .= "AND META.meta_type = '".$this->con->escape($params['meta_type'])."' "; | 
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| 240 | unset($params['meta_type']); | 
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| 241 | } | 
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| 242 |  | 
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| 243 | unset($params['meta_id']); | 
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| 244 |  | 
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| 245 | return $this->core->blog->getPosts($params,$count_only); | 
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| 246 | } | 
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| 247 |  | 
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| 248 | /** | 
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| 249 | Retrieves comments to posts corresponding to given meta criteria. | 
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| 250 | <b>$params</b> is an array taking the following optional parameters: | 
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| 251 | - meta_id : get comments to posts having meta id | 
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| 252 | - meta_type : get comments to posts having meta type | 
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| 253 |  | 
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| 254 | @param    params    <b>array</b>   Parameters | 
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| 255 | @param    count_only     <b>boolean</b>      Only counts results | 
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| 256 |  | 
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| 257 | @return   <b>record</b>  the resulting comments record | 
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| 258 | */ | 
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| 259 | public function getCommentsByMeta($params=array(),$count_only=false) | 
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| 260 | { | 
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| 261 | if (!isset($params['meta_id'])) { | 
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| 262 | return null; | 
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| 263 | } | 
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| 264 |  | 
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| 265 | $params['from'] = ', '.$this->table.' META '; | 
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| 266 | $params['sql'] = 'AND META.post_id = P.post_id '; | 
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| 267 | $params['sql'] .= "AND META.meta_id = '".$this->con->escape($params['meta_id'])."' "; | 
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| 268 |  | 
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| 269 | if (!empty($params['meta_type'])) { | 
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| 270 | $params['sql'] .= "AND META.meta_type = '".$this->con->escape($params['meta_type'])."' "; | 
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| 271 | unset($params['meta_type']); | 
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| 272 | } | 
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| 273 |  | 
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| 274 | return $this->core->blog->getComments($params,$count_only); | 
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| 275 | } | 
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| 276 |  | 
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| 277 | /** | 
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| 278 | @deprecated since 2.2. Use getMetadata and computeMetaStats instead. | 
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| 279 | Generic-purpose metadata retrieval : gets metadatas according to given | 
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| 280 | criteria. Metadata get enriched with stastistics columns (only relevant | 
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| 281 | if limit parameter is not set). Metadata are sorted by post count | 
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| 282 | descending | 
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| 283 |  | 
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| 284 | @param    type <b>string</b>  if not null, get metas having the given type | 
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| 285 | @param    limit     <b>string</b>  if not null, number of max fetched metas | 
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| 286 | @param    meta_id   <b>string</b>  if not null, get metas having the given id | 
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| 287 | @param    post_id   <b>string</b>  if not null, get metas for the given post id | 
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| 288 |  | 
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| 289 | @return   <b>record</b>  the meta recordset | 
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| 290 | */ | 
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| 291 | public function getMeta($type=null,$limit=null,$meta_id=null,$post_id=null) { | 
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| 292 | $params = array(); | 
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| 293 |  | 
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| 294 | if ($type != null) | 
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| 295 | $params['meta_type'] = $type; | 
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| 296 | if ($limit != null) | 
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| 297 | $params['limit'] = $limit; | 
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| 298 | if ($meta_id != null) | 
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| 299 | $params['meta_id'] = $meta_id; | 
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| 300 | if ($meta_id != null) | 
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| 301 | $params['post_id'] = $post_id; | 
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| 302 | $rs = $this->getMetadata($params, false); | 
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| 303 | return $this->computeMetaStats($rs); | 
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| 304 | } | 
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| 305 |  | 
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| 306 | /** | 
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| 307 | Generic-purpose metadata retrieval : gets metadatas according to given | 
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| 308 | criteria. <b>$params</b> is an array taking the following | 
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| 309 | optionnal parameters: | 
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| 310 |  | 
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| 311 | - type: get metas having the given type | 
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| 312 | - meta_id: if not null, get metas having the given id | 
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| 313 | - post_id: get metas for the given post id | 
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| 314 | - limit: number of max fetched metas | 
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| 315 | - order: results order (default : posts count DESC) | 
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| 316 |  | 
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| 317 | @param    params         <b>array</b>        Parameters | 
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| 318 | @param    count_only     <b>boolean</b>      Only counts results | 
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| 319 |  | 
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| 320 | @return   <b>record</b>  the resulting comments record | 
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| 321 | */ | 
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| 322 | public function getMetadata($params=array(), $count_only=false) | 
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| 323 | { | 
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| 324 | if ($count_only) { | 
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| 325 | $strReq = 'SELECT count(distinct M.meta_id) '; | 
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| 326 | } else { | 
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| 327 | $strReq = 'SELECT M.meta_id, M.meta_type, COUNT(M.post_id) as count '; | 
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| 328 | } | 
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| 329 |  | 
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| 330 | $strReq .= | 
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| 331 | 'FROM '.$this->table.' M LEFT JOIN '.$this->core->prefix.'post P '. | 
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| 332 | 'ON M.post_id = P.post_id '. | 
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| 333 | "WHERE P.blog_id = '".$this->con->escape($this->core->blog->id)."' "; | 
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| 334 |  | 
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| 335 | if (isset($params['meta_type'])) { | 
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| 336 | $strReq .= " AND meta_type = '".$this->con->escape($params['meta_type'])."' "; | 
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| 337 | } | 
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| 338 |  | 
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| 339 | if (isset($params['meta_id'])) { | 
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| 340 | $strReq .= " AND meta_id = '".$this->con->escape($params['meta_id'])."' "; | 
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| 341 | } | 
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| 342 |  | 
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| 343 | if (isset($params['post_id'])) { | 
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| 344 | $strReq .= ' AND P.post_id '.$this->con->in($params['post_id']).' '; | 
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| 345 | } | 
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| 346 |  | 
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| 347 | if (!$this->core->auth->check('contentadmin',$this->core->blog->id)) { | 
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| 348 | $strReq .= 'AND ((post_status = 1 '; | 
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| 349 |  | 
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| 350 | if ($this->core->blog->without_password) { | 
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| 351 | $strReq .= 'AND post_password IS NULL '; | 
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| 352 | } | 
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| 353 | $strReq .= ') '; | 
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| 354 |  | 
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| 355 | if ($this->core->auth->userID()) { | 
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| 356 | $strReq .= "OR P.user_id = '".$this->con->escape($this->core->auth->userID())."')"; | 
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| 357 | } else { | 
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| 358 | $strReq .= ') '; | 
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| 359 | } | 
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| 360 | } | 
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| 361 |  | 
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| 362 | if (!$count_only) { | 
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| 363 | if (!isset($params['order'])) { | 
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| 364 | $params['order'] = 'count DESC'; | 
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| 365 | } | 
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| 366 |  | 
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| 367 | $strReq .= | 
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| 368 | 'GROUP BY meta_id,meta_type,P.blog_id '. | 
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| 369 | 'ORDER BY '.$params['order']; | 
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| 370 |  | 
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| 371 | if (isset($params['limit'])) { | 
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| 372 | $strReq .= $this->con->limit($params['limit']); | 
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| 373 | } | 
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| 374 | } | 
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| 375 |  | 
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| 376 | $rs = $this->con->select($strReq); | 
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| 377 | return $rs; | 
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| 378 | } | 
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| 379 |  | 
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| 380 | /** | 
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| 381 | Computes statistics from a metadata recordset. | 
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| 382 | Each record gets enriched with lowercase name, percent and roundpercent columns | 
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| 383 |  | 
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| 384 | @param    rs   <b>record</b>  recordset to enrich | 
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| 385 |  | 
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| 386 | @return   <b>record</b>  the enriched recordset | 
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| 387 | */ | 
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| 388 | public function computeMetaStats($rs) { | 
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| 389 | $rs_static = $rs->toStatic(); | 
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| 390 |  | 
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| 391 | $max = array(); | 
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| 392 | while ($rs_static->fetch()) | 
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| 393 | { | 
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| 394 | $type = $rs_static->meta_type; | 
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| 395 | if (!isset($max[$type])) { | 
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| 396 | $max[$type] = $rs_static->count; | 
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| 397 | } else { | 
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| 398 | if ($rs_static->count > $max[$type]) { | 
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| 399 | $max[$type] = $rs_static->count; | 
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| 400 | } | 
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| 401 | } | 
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| 402 | } | 
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| 403 |  | 
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| 404 | while ($rs_static->fetch()) | 
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| 405 | { | 
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| 406 | $rs_static->set('meta_id_lower',dcUtils::removeDiacritics(mb_strtolower($rs_static->meta_id))); | 
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| 407 |  | 
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| 408 | $count = $rs_static->count; | 
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| 409 | $percent = ((integer) $rs_static->count) * 100 / $max[$rs_static->meta_type]; | 
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| 410 |  | 
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| 411 | $rs_static->set('percent',(integer) round($percent)); | 
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| 412 | $rs_static->set('roundpercent',round($percent/10)*10); | 
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| 413 | } | 
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| 414 |  | 
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| 415 | return $rs_static; | 
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| 416 | } | 
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| 417 |  | 
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| 418 | /** | 
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| 419 | Adds a metadata to a post. | 
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| 420 |  | 
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| 421 | @param    post_id   <b>integer</b> the post id | 
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| 422 | @param    type <b>string</b>  meta type | 
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| 423 | @param    value     <b>integer</b> meta value | 
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| 424 | */ | 
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| 425 | public function setPostMeta($post_id,$type,$value) | 
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| 426 | { | 
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| 427 | $this->checkPermissionsOnPost($post_id); | 
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| 428 |  | 
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| 429 | $value = trim($value); | 
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| 430 | if ($value === false) { return; } | 
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| 431 |  | 
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| 432 | $cur = $this->con->openCursor($this->table); | 
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| 433 |  | 
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| 434 | $cur->post_id = (integer) $post_id; | 
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| 435 | $cur->meta_id = (string) $value; | 
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| 436 | $cur->meta_type = (string) $type; | 
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| 437 |  | 
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| 438 | $cur->insert(); | 
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| 439 | $this->updatePostMeta((integer) $post_id); | 
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| 440 | } | 
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| 441 |  | 
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| 442 | /** | 
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| 443 | Removes metadata from a post. | 
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| 444 |  | 
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| 445 | @param    post_id   <b>integer</b> the post id | 
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| 446 | @param    type <b>string</b>  meta type (if null, delete all types) | 
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| 447 | @param    value     <b>integer</b> meta value (if null, delete all values) | 
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| 448 | */ | 
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| 449 | public function delPostMeta($post_id,$type=null,$meta_id=null) | 
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| 450 | { | 
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| 451 | $post_id = (integer) $post_id; | 
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| 452 |  | 
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| 453 | $this->checkPermissionsOnPost($post_id); | 
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| 454 |  | 
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| 455 | $strReq = 'DELETE FROM '.$this->table.' '. | 
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| 456 | 'WHERE post_id = '.$post_id; | 
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| 457 |  | 
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| 458 | if ($type !== null) { | 
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| 459 | $strReq .= " AND meta_type = '".$this->con->escape($type)."' "; | 
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| 460 | } | 
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| 461 |  | 
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| 462 | if ($meta_id !== null) { | 
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| 463 | $strReq .= " AND meta_id = '".$this->con->escape($meta_id)."' "; | 
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| 464 | } | 
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| 465 |  | 
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| 466 | $this->con->execute($strReq); | 
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| 467 | $this->updatePostMeta((integer) $post_id); | 
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| 468 | } | 
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| 469 |  | 
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| 470 | /** | 
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| 471 | Mass updates metadata for a given post_type. | 
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| 472 |  | 
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| 473 | @param    meta_id        <b>integer</b> old value | 
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| 474 | @param    new_meta  <b>integer</b> new value | 
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| 475 | @param    type <b>string</b>  meta type (if null, select all types) | 
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| 476 | @param    post_type <b>integer</b> impacted post_type (if null, select all types) | 
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| 477 | @return   <b>boolean</b> true if at least 1 post has been impacted | 
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| 478 | */ | 
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| 479 | public function updateMeta($meta_id,$new_meta_id,$type=null,$post_type=null) | 
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| 480 | { | 
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| 481 | $new_meta_id = self::sanitizeMetaID($new_meta_id); | 
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| 482 |  | 
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| 483 | if ($new_meta_id == $meta_id) { | 
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| 484 | return true; | 
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| 485 | } | 
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| 486 |  | 
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| 487 | $getReq = 'SELECT M.post_id '. | 
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| 488 | 'FROM '.$this->table.' M, '.$this->core->prefix.'post P '. | 
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| 489 | 'WHERE P.post_id = M.post_id '. | 
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| 490 | "AND P.blog_id = '".$this->con->escape($this->core->blog->id)."' ". | 
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| 491 | "AND meta_id = '%s' "; | 
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| 492 |  | 
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| 493 | if (!$this->core->auth->check('contentadmin',$this->core->blog->id)) { | 
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| 494 | $getReq .= "AND P.user_id = '".$this->con->escape($this->core->auth->userID())."' "; | 
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| 495 | } | 
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| 496 | if ($post_type !== null) { | 
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| 497 | $getReq .= "AND P.post_type = '".$this->con->escape($post_type)."' "; | 
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| 498 | } | 
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| 499 |  | 
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| 500 | $delReq = 'DELETE FROM '.$this->table.' '. | 
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| 501 | 'WHERE post_id IN (%s) '. | 
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| 502 | "AND meta_id = '%s' "; | 
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| 503 |  | 
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| 504 | $updReq = 'UPDATE '.$this->table.' '. | 
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| 505 | "SET meta_id = '%s' ". | 
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| 506 | 'WHERE post_id IN (%s) '. | 
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| 507 | "AND meta_id = '%s' "; | 
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| 508 |  | 
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| 509 | if ($type !== null) { | 
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| 510 | $plus = " AND meta_type = '%s' "; | 
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| 511 | $getReq .= $plus; | 
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| 512 | $delReq .= $plus; | 
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| 513 | $updReq .= $plus; | 
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| 514 | } | 
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| 515 |  | 
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| 516 | $to_update = $to_remove = array(); | 
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| 517 |  | 
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| 518 | $rs = $this->con->select(sprintf($getReq,$this->con->escape($meta_id), | 
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| 519 | $this->con->escape($type))); | 
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| 520 |  | 
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| 521 | while ($rs->fetch()) { | 
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| 522 | $to_update[] = $rs->post_id; | 
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| 523 | } | 
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| 524 |  | 
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| 525 | if (empty($to_update)) { | 
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| 526 | return false; | 
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| 527 | } | 
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| 528 |  | 
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| 529 | $rs = $this->con->select(sprintf($getReq,$new_meta_id,$type)); | 
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| 530 | while ($rs->fetch()) { | 
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| 531 | if (in_array($rs->post_id,$to_update)) { | 
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| 532 | $to_remove[] = $rs->post_id; | 
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| 533 | unset($to_update[array_search($rs->post_id,$to_update)]); | 
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| 534 | } | 
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| 535 | } | 
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| 536 |  | 
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| 537 | # Delete duplicate meta | 
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| 538 | if (!empty($to_remove)) | 
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| 539 | { | 
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| 540 | $this->con->execute(sprintf($delReq,implode(',',$to_remove), | 
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| 541 | $this->con->escape($meta_id), | 
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| 542 | $this->con->escape($type))); | 
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| 543 |  | 
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| 544 | foreach ($to_remove as $post_id) { | 
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| 545 | $this->updatePostMeta($post_id); | 
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| 546 | } | 
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| 547 | } | 
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| 548 |  | 
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| 549 | # Update meta | 
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| 550 | if (!empty($to_update)) | 
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| 551 | { | 
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| 552 | $this->con->execute(sprintf($updReq,$this->con->escape($new_meta_id), | 
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| 553 | implode(',',$to_update), | 
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| 554 | $this->con->escape($meta_id), | 
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| 555 | $this->con->escape($type))); | 
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| 556 |  | 
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| 557 | foreach ($to_update as $post_id) { | 
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| 558 | $this->updatePostMeta($post_id); | 
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| 559 | } | 
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| 560 | } | 
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| 561 |  | 
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| 562 | return true; | 
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| 563 | } | 
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| 564 |  | 
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| 565 | /** | 
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| 566 | Mass delete metadata for a given post_type. | 
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| 567 |  | 
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| 568 | @param    meta_id        <b>integer</b> meta value | 
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| 569 | @param    type <b>string</b>  meta type (if null, select all types) | 
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| 570 | @param    post_type <b>integer</b> impacted post_type (if null, select all types) | 
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| 571 | @return   <b>Array</b>   the list of impacted post_ids | 
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| 572 | */ | 
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| 573 | public function delMeta($meta_id,$type=null,$post_type=null) | 
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| 574 | { | 
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| 575 | $strReq = 'SELECT M.post_id '. | 
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| 576 | 'FROM '.$this->table.' M, '.$this->core->prefix.'post P '. | 
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| 577 | 'WHERE P.post_id = M.post_id '. | 
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| 578 | "AND P.blog_id = '".$this->con->escape($this->core->blog->id)."' ". | 
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| 579 | "AND meta_id = '".$this->con->escape($meta_id)."' "; | 
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| 580 |  | 
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| 581 | if ($type !== null) { | 
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| 582 | $strReq .= " AND meta_type = '".$this->con->escape($type)."' "; | 
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| 583 | } | 
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| 584 |  | 
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| 585 | if ($post_type !== null) { | 
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| 586 | $strReq .= " AND P.post_type = '".$this->con->escape($post_type)."' "; | 
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| 587 | } | 
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| 588 |  | 
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| 589 | $rs = $this->con->select($strReq); | 
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| 590 |  | 
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| 591 | if ($rs->isEmpty()) return array(); | 
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| 592 |  | 
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| 593 | $ids = array(); | 
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| 594 | while ($rs->fetch()) { | 
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| 595 | $ids[] = $rs->post_id; | 
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| 596 | } | 
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| 597 |  | 
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| 598 | $strReq = 'DELETE FROM '.$this->table.' '. | 
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| 599 | 'WHERE post_id IN ('.implode(',',$ids).') '. | 
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| 600 | "AND meta_id = '".$this->con->escape($meta_id)."' "; | 
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| 601 |  | 
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| 602 | if ($type !== null) { | 
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| 603 | $strReq .= " AND meta_type = '".$this->con->escape($type)."' "; | 
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| 604 | } | 
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| 605 |  | 
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| 606 | $rs = $this->con->execute($strReq); | 
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| 607 |  | 
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| 608 | foreach ($ids as $post_id) { | 
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| 609 | $this->updatePostMeta($post_id); | 
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| 610 | } | 
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| 611 |  | 
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| 612 | return $ids; | 
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| 613 | } | 
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| 614 | } | 
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