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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 | <?php /* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* # ***** BEGIN LICENSE BLOCK ***** # This file is part of InDefero, an open source project management application. # Copyright (C) 2008-2011 Céondo Ltd and contributors. # # InDefero is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # InDefero is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA # # ***** END LICENSE BLOCK ***** */ /** * Configuration of the objects. * * It is just storing a list of key/value pairs associated to * different objects. If you use this table for your model, do not * forget to drop the corresponding keys in your preDelete call. */ class IDF_Gconf extends Pluf_Model { public $_model = __CLASS__ ; public $datacache = null; public $dirty = array (); public $f = null; protected $_mod = null; /** * Do we (un)serialize the data when getting/setting them. */ public $serialize = false; function init() { $this ->_a[ 'table' ] = 'idf_gconf' ; $this ->_a[ 'model' ] = __CLASS__ ; $this ->_a[ 'cols' ] = array ( // It is mandatory to have an "id" column. 'id' => array ( 'type' => 'Pluf_DB_Field_Sequence' , //It is automatically added. 'blank' => true, ), 'model_class' => array ( 'type' => 'Pluf_DB_Field_Varchar' , 'blank' => false, 'size' => 150, 'verbose' => __( 'model class' ), ), 'model_id' => array ( 'type' => 'Pluf_DB_Field_Integer' , 'blank' => false, 'verbose' => __( 'model id' ), ), 'vkey' => array ( 'type' => 'Pluf_DB_Field_Varchar' , 'blank' => false, 'size' => 50, 'verbose' => __( 'key' ), ), 'vdesc' => array ( 'type' => 'Pluf_DB_Field_Text' , 'blank' => false, 'verbose' => __( 'value' ), ), ); $this ->_a[ 'idx' ] = array ( 'model_vkey_idx' => array ( 'col' => 'model_class, model_id, vkey' , 'type' => 'unique' , ), ); $this ->f = new IDF_Config_DataProxy( $this ); } function setModel( $model ) { $this ->datacache = null; $this ->_mod = $model ; } function initCache() { $this ->datacache = array (); $this ->dirty = array (); $sql = new Pluf_SQL( 'model_class=%s AND model_id=%s' , array ( $this ->_mod->_model, $this ->_mod->id)); foreach ( $this ->getList( array ( 'filter' => $sql ->gen())) as $val ) { $this ->datacache[ $val ->vkey] = ( $this ->serialize) ? unserialize( $val ->vdesc) : $val ->vdesc; $this ->dirty[ $val ->vkey] = $val ->id; } } /** * FIXME: This is not efficient when setting a large number of * values in a loop. */ function setVal( $key , $value ) { if (! is_null ( $this ->getVal( $key , null)) and $value == $this ->getVal( $key )) { return ; } $svalue = ( $this ->serialize) ? serialize( $value ) : $value ; if (isset( $this ->dirty[ $key ])) { // we get to check if deleted by other process + update $conf = new IDF_Gconf( $this ->dirty[ $key ]); if ( $conf ->id == $this ->dirty[ $key ]) { $conf ->vdesc = $svalue ; $conf ->update(); $this ->datacache[ $key ] = $value ; return ; } } // we insert $conf = new IDF_Gconf(); $conf ->model_class = $this ->_mod->_model; $conf ->model_id = $this ->_mod->id; $conf ->vkey = $key ; $conf ->vdesc = $svalue ; $conf ->create(); $this ->datacache[ $key ] = $value ; $this ->dirty[ $key ] = $conf ->id; } function getVal( $key , $default = '' ) { if ( $this ->datacache === null) { $this ->initCache(); } return (isset( $this ->datacache[ $key ])) ? $this ->datacache[ $key ] : $default ; } function delVal( $key , $initcache =true) { $gconf = new IDF_Gconf(); $sql = new Pluf_SQL( 'vkey=%s AND model_class=%s AND model_id=%s' , array ( $key , $this ->_mod->_model, $this ->_mod->id)); foreach ( $gconf ->getList( array ( 'filter' => $sql ->gen())) as $c ) { $c -> delete (); } if ( $initcache ) { $this ->initCache(); } } /** * Collection selection. * * Suppose you have 5 objects with associated meta data in the * Gconf storage, if you load the data independently for each * object, you end up with 5 SELECT queries. With 25 objects, 25 * SELECT. You can select with one query all the data and merge in * the code. It is faster. The collection selection get a * model_class and a list of ids and returns an id indexed array * of associative array data. This is for read only access as you * do not get a series of Gconf objects. */ public static function collect( $class , $ids ) { $gconf = new IDF_Gconf(); $stmpl = sprintf( 'model_class=%%s AND model_id IN (%s)' , implode( ',' , $ids )); $sql = new Pluf_SQL( $stmpl , array ( $class )); $out = array_fill_keys( $ids , array ()); foreach ( $gconf ->getList( array ( 'filter' => $sql ->gen())) as $c ) { $out [ $c ->model_id][ $c ->vkey] = $c ->vdesc; } return $out ; } /** * Drop the conf of a model. * * If your model is using this table, just add the following line * in your preDelete() method: * * IDF_Gconf::dropForModel($this) * * It will take care of the cleaning. */ static public function dropForModel( $model ) { $table = Pluf::factory( __CLASS__ )->getSqlTable(); $sql = new Pluf_SQL( 'model_class=%s AND model_id=%s' , array ( $model ->_model, $model ->id)); $db = &Pluf::db(); $db ->execute( 'DELETE FROM ' . $table . ' WHERE ' . $sql ->gen()); } static public function dropUser( $signal , & $params ) { self::dropForModel( $params [ 'user' ]); } } |