Db2
6 years ago
Mysqli
6 years ago
Oracle
6 years ago
Pdo
6 years ago
Sqlsrv
6 years ago
Db2.php
6 years ago
Exception.php
6 years ago
Interface.php
6 years ago
Mysqli.php
6 years ago
Oracle.php
6 years ago
Pdo.php
5 years ago
Sqlsrv.php
6 years ago
Mysqli.php
363 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Zend Framework |
| 4 | * |
| 5 | * LICENSE |
| 6 | * |
| 7 | * This source file is subject to the new BSD license that is bundled |
| 8 | * with this package in the file LICENSE.txt. |
| 9 | * It is also available through the world-wide-web at this URL: |
| 10 | * http://framework.zend.com/license/new-bsd |
| 11 | * If you did not receive a copy of the license and are unable to |
| 12 | * obtain it through the world-wide-web, please send an email |
| 13 | * to license@zend.com so we can send you a copy immediately. |
| 14 | * |
| 15 | * @category Zend |
| 16 | * @package Zend_Db |
| 17 | * @subpackage Statement |
| 18 | * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com) |
| 19 | * @license http://framework.zend.com/license/new-bsd New BSD License |
| 20 | * @version $Id: Mysqli.php 23775 2011-03-01 17:25:24Z ralph $ |
| 21 | */ |
| 22 | |
| 23 | |
| 24 | /** |
| 25 | * @see Zend_Db_Statement |
| 26 | */ |
| 27 | // require_once 'Zend/Db/Statement.php'; |
| 28 | |
| 29 | |
| 30 | /** |
| 31 | * Extends for Mysqli |
| 32 | * |
| 33 | * @category Zend |
| 34 | * @package Zend_Db |
| 35 | * @subpackage Statement |
| 36 | * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com) |
| 37 | * @license http://framework.zend.com/license/new-bsd New BSD License |
| 38 | */ |
| 39 | class Zend_Db_Statement_Mysqli extends Zend_Db_Statement |
| 40 | { |
| 41 | |
| 42 | /** |
| 43 | * Column names. |
| 44 | * |
| 45 | * @var array |
| 46 | */ |
| 47 | protected $_keys; |
| 48 | |
| 49 | /** |
| 50 | * Fetched result values. |
| 51 | * |
| 52 | * @var array |
| 53 | */ |
| 54 | protected $_values; |
| 55 | |
| 56 | /** |
| 57 | * @var array |
| 58 | */ |
| 59 | protected $_meta = null; |
| 60 | |
| 61 | /** |
| 62 | * @param string $sql |
| 63 | * @return void |
| 64 | * @throws Zend_Db_Statement_Mysqli_Exception |
| 65 | */ |
| 66 | public function _prepare($sql) |
| 67 | { |
| 68 | $mysqli = $this->_adapter->getConnection(); |
| 69 | |
| 70 | $this->_stmt = $mysqli->prepare($sql); |
| 71 | |
| 72 | if ($this->_stmt === false || $mysqli->errno) { |
| 73 | /** |
| 74 | * @see Zend_Db_Statement_Mysqli_Exception |
| 75 | */ |
| 76 | // require_once 'Zend/Db/Statement/Mysqli/Exception.php'; |
| 77 | throw new Zend_Db_Statement_Mysqli_Exception("Mysqli prepare error: " . $mysqli->error, $mysqli->errno); |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * Binds a parameter to the specified variable name. |
| 83 | * |
| 84 | * @param mixed $parameter Name the parameter, either integer or string. |
| 85 | * @param mixed $variable Reference to PHP variable containing the value. |
| 86 | * @param mixed $type OPTIONAL Datatype of SQL parameter. |
| 87 | * @param mixed $length OPTIONAL Length of SQL parameter. |
| 88 | * @param mixed $options OPTIONAL Other options. |
| 89 | * @return bool |
| 90 | * @throws Zend_Db_Statement_Mysqli_Exception |
| 91 | */ |
| 92 | protected function _bindParam($parameter, &$variable, $type = null, $length = null, $options = null) |
| 93 | { |
| 94 | return true; |
| 95 | } |
| 96 | |
| 97 | /** |
| 98 | * Closes the cursor and the statement. |
| 99 | * |
| 100 | * @return bool |
| 101 | */ |
| 102 | public function close() |
| 103 | { |
| 104 | if ($this->_stmt) { |
| 105 | $r = $this->_stmt->close(); |
| 106 | $this->_stmt = null; |
| 107 | return $r; |
| 108 | } |
| 109 | return false; |
| 110 | } |
| 111 | |
| 112 | /** |
| 113 | * Closes the cursor, allowing the statement to be executed again. |
| 114 | * |
| 115 | * @return bool |
| 116 | */ |
| 117 | public function closeCursor() |
| 118 | { |
| 119 | if ($stmt = $this->_stmt) { |
| 120 | $mysqli = $this->_adapter->getConnection(); |
| 121 | while ($mysqli->more_results()) { |
| 122 | $mysqli->next_result(); |
| 123 | } |
| 124 | $this->_stmt->free_result(); |
| 125 | return $this->_stmt->reset(); |
| 126 | } |
| 127 | return false; |
| 128 | } |
| 129 | |
| 130 | /** |
| 131 | * Returns the number of columns in the result set. |
| 132 | * Returns null if the statement has no result set metadata. |
| 133 | * |
| 134 | * @return int The number of columns. |
| 135 | */ |
| 136 | public function columnCount() |
| 137 | { |
| 138 | if (isset($this->_meta) && $this->_meta) { |
| 139 | return $this->_meta->field_count; |
| 140 | } |
| 141 | return 0; |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * Retrieves the error code, if any, associated with the last operation on |
| 146 | * the statement handle. |
| 147 | * |
| 148 | * @return string error code. |
| 149 | */ |
| 150 | public function errorCode() |
| 151 | { |
| 152 | if (!$this->_stmt) { |
| 153 | return false; |
| 154 | } |
| 155 | return substr($this->_stmt->sqlstate, 0, 5); |
| 156 | } |
| 157 | |
| 158 | /** |
| 159 | * Retrieves an array of error information, if any, associated with the |
| 160 | * last operation on the statement handle. |
| 161 | * |
| 162 | * @return array |
| 163 | */ |
| 164 | public function errorInfo() |
| 165 | { |
| 166 | if (!$this->_stmt) { |
| 167 | return false; |
| 168 | } |
| 169 | return array( |
| 170 | substr($this->_stmt->sqlstate, 0, 5), |
| 171 | $this->_stmt->errno, |
| 172 | $this->_stmt->error, |
| 173 | ); |
| 174 | } |
| 175 | |
| 176 | /** |
| 177 | * Executes a prepared statement. |
| 178 | * |
| 179 | * @param array $params OPTIONAL Values to bind to parameter placeholders. |
| 180 | * @return bool |
| 181 | * @throws Zend_Db_Statement_Mysqli_Exception |
| 182 | */ |
| 183 | public function _execute(array $params = null) |
| 184 | { |
| 185 | if (!$this->_stmt) { |
| 186 | return false; |
| 187 | } |
| 188 | |
| 189 | // if no params were given as an argument to execute(), |
| 190 | // then default to the _bindParam array |
| 191 | if ($params === null) { |
| 192 | $params = $this->_bindParam; |
| 193 | } |
| 194 | // send $params as input parameters to the statement |
| 195 | if ($params) { |
| 196 | array_unshift($params, str_repeat('s', count($params))); |
| 197 | $stmtParams = array(); |
| 198 | foreach ($params as $k => &$value) { |
| 199 | $stmtParams[$k] = &$value; |
| 200 | } |
| 201 | call_user_func_array( |
| 202 | array($this->_stmt, 'bind_param'), |
| 203 | $stmtParams |
| 204 | ); |
| 205 | } |
| 206 | |
| 207 | // execute the statement |
| 208 | $retval = $this->_stmt->execute(); |
| 209 | if ($retval === false) { |
| 210 | /** |
| 211 | * @see Zend_Db_Statement_Mysqli_Exception |
| 212 | */ |
| 213 | // require_once 'Zend/Db/Statement/Mysqli/Exception.php'; |
| 214 | throw new Zend_Db_Statement_Mysqli_Exception("Mysqli statement execute error : " . $this->_stmt->error, $this->_stmt->errno); |
| 215 | } |
| 216 | |
| 217 | |
| 218 | // retain metadata |
| 219 | if ($this->_meta === null) { |
| 220 | $this->_meta = $this->_stmt->result_metadata(); |
| 221 | if ($this->_stmt->errno) { |
| 222 | /** |
| 223 | * @see Zend_Db_Statement_Mysqli_Exception |
| 224 | */ |
| 225 | // require_once 'Zend/Db/Statement/Mysqli/Exception.php'; |
| 226 | throw new Zend_Db_Statement_Mysqli_Exception("Mysqli statement metadata error: " . $this->_stmt->error, $this->_stmt->errno); |
| 227 | } |
| 228 | } |
| 229 | |
| 230 | // statements that have no result set do not return metadata |
| 231 | if ($this->_meta !== false) { |
| 232 | |
| 233 | // get the column names that will result |
| 234 | $this->_keys = array(); |
| 235 | foreach ($this->_meta->fetch_fields() as $col) { |
| 236 | $this->_keys[] = $this->_adapter->foldCase($col->name); |
| 237 | } |
| 238 | |
| 239 | // set up a binding space for result variables |
| 240 | $this->_values = array_fill(0, count($this->_keys), null); |
| 241 | |
| 242 | // set up references to the result binding space. |
| 243 | // just passing $this->_values in the call_user_func_array() |
| 244 | // below won't work, you need references. |
| 245 | $refs = array(); |
| 246 | foreach ($this->_values as $i => &$f) { |
| 247 | $refs[$i] = &$f; |
| 248 | } |
| 249 | |
| 250 | $this->_stmt->store_result(); |
| 251 | // bind to the result variables |
| 252 | call_user_func_array( |
| 253 | array($this->_stmt, 'bind_result'), |
| 254 | $this->_values |
| 255 | ); |
| 256 | } |
| 257 | return $retval; |
| 258 | } |
| 259 | |
| 260 | |
| 261 | /** |
| 262 | * Fetches a row from the result set. |
| 263 | * |
| 264 | * @param int $style OPTIONAL Fetch mode for this fetch operation. |
| 265 | * @param int $cursor OPTIONAL Absolute, relative, or other. |
| 266 | * @param int $offset OPTIONAL Number for absolute or relative cursors. |
| 267 | * @return mixed Array, object, or scalar depending on fetch mode. |
| 268 | * @throws Zend_Db_Statement_Mysqli_Exception |
| 269 | */ |
| 270 | public function fetch($style = null, $cursor = null, $offset = null) |
| 271 | { |
| 272 | if (!$this->_stmt) { |
| 273 | return false; |
| 274 | } |
| 275 | // fetch the next result |
| 276 | $retval = $this->_stmt->fetch(); |
| 277 | switch ($retval) { |
| 278 | case null: // end of data |
| 279 | case false: // error occurred |
| 280 | $this->_stmt->reset(); |
| 281 | return false; |
| 282 | default: |
| 283 | // fallthrough |
| 284 | } |
| 285 | |
| 286 | // make sure we have a fetch mode |
| 287 | if ($style === null) { |
| 288 | $style = $this->_fetchMode; |
| 289 | } |
| 290 | |
| 291 | // dereference the result values, otherwise things like fetchAll() |
| 292 | // return the same values for every entry (because of the reference). |
| 293 | $values = array(); |
| 294 | foreach ($this->_values as $key => $val) { |
| 295 | $values[] = $val; |
| 296 | } |
| 297 | |
| 298 | $row = false; |
| 299 | switch ($style) { |
| 300 | case Zend_Db::FETCH_NUM: |
| 301 | $row = $values; |
| 302 | break; |
| 303 | case Zend_Db::FETCH_ASSOC: |
| 304 | $row = array_combine($this->_keys, $values); |
| 305 | break; |
| 306 | case Zend_Db::FETCH_BOTH: |
| 307 | $assoc = array_combine($this->_keys, $values); |
| 308 | $row = array_merge($values, $assoc); |
| 309 | break; |
| 310 | case Zend_Db::FETCH_OBJ: |
| 311 | $row = (object) array_combine($this->_keys, $values); |
| 312 | break; |
| 313 | case Zend_Db::FETCH_BOUND: |
| 314 | $assoc = array_combine($this->_keys, $values); |
| 315 | $row = array_merge($values, $assoc); |
| 316 | return $this->_fetchBound($row); |
| 317 | break; |
| 318 | default: |
| 319 | /** |
| 320 | * @see Zend_Db_Statement_Mysqli_Exception |
| 321 | */ |
| 322 | // require_once 'Zend/Db/Statement/Mysqli/Exception.php'; |
| 323 | throw new Zend_Db_Statement_Mysqli_Exception("Invalid fetch mode '$style' specified"); |
| 324 | break; |
| 325 | } |
| 326 | return $row; |
| 327 | } |
| 328 | |
| 329 | /** |
| 330 | * Retrieves the next rowset (result set) for a SQL statement that has |
| 331 | * multiple result sets. An example is a stored procedure that returns |
| 332 | * the results of multiple queries. |
| 333 | * |
| 334 | * @return bool |
| 335 | * @throws Zend_Db_Statement_Mysqli_Exception |
| 336 | */ |
| 337 | public function nextRowset() |
| 338 | { |
| 339 | /** |
| 340 | * @see Zend_Db_Statement_Mysqli_Exception |
| 341 | */ |
| 342 | // require_once 'Zend/Db/Statement/Mysqli/Exception.php'; |
| 343 | throw new Zend_Db_Statement_Mysqli_Exception(__FUNCTION__.'() is not implemented'); |
| 344 | } |
| 345 | |
| 346 | /** |
| 347 | * Returns the number of rows affected by the execution of the |
| 348 | * last INSERT, DELETE, or UPDATE statement executed by this |
| 349 | * statement object. |
| 350 | * |
| 351 | * @return int The number of rows affected. |
| 352 | */ |
| 353 | public function rowCount() |
| 354 | { |
| 355 | if (!$this->_adapter) { |
| 356 | return false; |
| 357 | } |
| 358 | $mysqli = $this->_adapter->getConnection(); |
| 359 | return $mysqli->affected_rows; |
| 360 | } |
| 361 | |
| 362 | } |
| 363 |