cake/libs/model/datasources/dbo_source.php
| 1 | <?php |
|---|---|
| 2 | /** |
| 3 | * Dbo Source |
| 4 | * |
| 5 | * PHP versions 4 and 5 |
| 6 | * |
| 7 | * CakePHP(tm) : Rapid Development Framework (http://cakephp.org) |
| 8 | * Copyright 2005-2011, Cake Software Foundation, Inc. (http://cakefoundation.org) |
| 9 | * |
| 10 | * Licensed under The MIT License |
| 11 | * Redistributions of files must retain the above copyright notice. |
| 12 | * |
| 13 | * @copyright Copyright 2005-2011, Cake Software Foundation, Inc. (http://cakefoundation.org) |
| 14 | * @link http://cakephp.org CakePHP(tm) Project |
| 15 | * @package cake |
| 16 | * @subpackage cake.cake.libs.model.datasources |
| 17 | * @since CakePHP(tm) v 0.10.0.1076 |
| 18 | * @license MIT License (http://www.opensource.org/licenses/mit-license.php) |
| 19 | */ |
| 20 | App::import('Core', array('Set', 'String')); |
| 21 | |
| 22 | /** |
| 23 | * DboSource |
| 24 | * |
| 25 | * Creates DBO-descendant objects from a given db connection configuration |
| 26 | * |
| 27 | * @package cake |
| 28 | * @subpackage cake.cake.libs.model.datasources |
| 29 | */ |
| 30 | class DboSource extends DataSource { |
| 31 | |
| 32 | /** |
| 33 | * Description string for this Database Data Source. |
| 34 | * |
| 35 | * @var string |
| 36 | * @access public |
| 37 | */ |
| 38 | var $description = "Database Data Source"; |
| 39 | |
| 40 | /** |
| 41 | * index definition, standard cake, primary, index, unique |
| 42 | * |
| 43 | * @var array |
| 44 | */ |
| 45 | var $index = array('PRI' => 'primary', 'MUL' => 'index', 'UNI' => 'unique'); |
| 46 | |
| 47 | /** |
| 48 | * Database keyword used to assign aliases to identifiers. |
| 49 | * |
| 50 | * @var string |
| 51 | * @access public |
| 52 | */ |
| 53 | var $alias = 'AS '; |
| 54 | |
| 55 | /** |
| 56 | * Caches result from query parsing operations. Cached results for both DboSource::name() and |
| 57 | * DboSource::conditions() will be stored here. Method caching uses `crc32()` which is |
| 58 | * fast but can collisions more easily than other hashing algorithms. If you have problems |
| 59 | * with collisions, set DboSource::$cacheMethods to false. |
| 60 | * |
| 61 | * @var array |
| 62 | * @access public |
| 63 | */ |
| 64 | var $methodCache = array(); |
| 65 | |
| 66 | /** |
| 67 | * Whether or not to cache the results of DboSource::name() and DboSource::conditions() |
| 68 | * into the memory cache. Set to false to disable the use of the memory cache. |
| 69 | * |
| 70 | * @var boolean. |
| 71 | * @access public |
| 72 | */ |
| 73 | var $cacheMethods = true ; |
| 74 | |
| 75 | /** |
| 76 | * Bypass automatic adding of joined fields/associations. |
| 77 | * |
| 78 | * @var boolean |
| 79 | * @access private |
| 80 | */ |
| 81 | var $__bypass = false; |
| 82 | |
| 83 | /** |
| 84 | * The set of valid SQL operations usable in a WHERE statement |
| 85 | * |
| 86 | * @var array |
| 87 | * @access private |
| 88 | */ |
| 89 | var $__sqlOps = array('like', 'ilike', 'or', 'not', 'in', 'between', 'regexp', 'similar to'); |
| 90 | |
| 91 | /** |
| 92 | * Index of basic SQL commands |
| 93 | * |
| 94 | * @var array |
| 95 | * @access protected |
| 96 | */ |
| 97 | var $_commands = array( |
| 98 | 'begin' => 'BEGIN', |
| 99 | 'commit' => 'COMMIT', |
| 100 | 'rollback' => 'ROLLBACK' |
| 101 | ); |
| 102 | |
| 103 | /** |
| 104 | * Separator string for virtualField composition |
| 105 | * |
| 106 | * @var string |
| 107 | */ |
| 108 | var $virtualFieldSeparator = '__'; |
| 109 | |
| 110 | /** |
| 111 | * List of table engine specific parameters used on table creating |
| 112 | * |
| 113 | * @var array |
| 114 | * @access public |
| 115 | */ |
| 116 | var $tableParameters = array(); |
| 117 | |
| 118 | /** |
| 119 | * List of engine specific additional field parameters used on table creating |
| 120 | * |
| 121 | * @var array |
| 122 | * @access public |
| 123 | */ |
| 124 | var $fieldParameters = array(); |
| 125 | |
| 126 | /** |
| 127 | * Constructor |
| 128 | * |
| 129 | * @param array $config Array of configuration information for the Datasource. |
| 130 | * @param boolean $autoConnect Whether or not the datasource should automatically connect. |
| 131 | * @access public |
| 132 | */ |
| 133 | function __construct($config = null, $autoConnect = true) { |
| 134 | if (!isset($config['prefix'])) { |
| 135 | $config['prefix'] = ''; |
| 136 | } |
| 137 | parent::__construct($config); |
| 138 | $this->fullDebug = Configure::read() > 1; |
| 139 | if (!$this->enabled()) { |
| 140 | return false; |
| 141 | } |
| 142 | if ($autoConnect) { |
| 143 | return $this->connect(); |
| 144 | } else { |
| 145 | return true; |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * Reconnects to database server with optional new settings |
| 151 | * |
| 152 | * @param array $config An array defining the new configuration settings |
| 153 | * @return boolean True on success, false on failure |
| 154 | * @access public |
| 155 | */ |
| 156 | function reconnect($config = array()) { |
| 157 | $this->disconnect(); |
| 158 | $this->setConfig($config); |
| 159 | $this->_sources = null; |
| 160 | |
| 161 | return $this->connect(); |
| 162 | } |
| 163 | |
| 164 | /** |
| 165 | * Prepares a value, or an array of values for database queries by quoting and escaping them. |
| 166 | * |
| 167 | * @param mixed $data A value or an array of values to prepare. |
| 168 | * @param string $column The column into which this data will be inserted |
| 169 | * @param boolean $read Value to be used in READ or WRITE context |
| 170 | * @return mixed Prepared value or array of values. |
| 171 | * @access public |
| 172 | */ |
| 173 | function value($data, $column = null, $read = true) { |
| 174 | if (is_array($data) && !empty($data)) { |
| 175 | return array_map( |
| 176 | array(&$this, 'value'), |
| 177 | $data, array_fill(0, count($data), $column), array_fill(0, count($data), $read) |
| 178 | ); |
| 179 | } elseif (is_object($data) && isset($data->type)) { |
| 180 | if ($data->type == 'identifier') { |
| 181 | return $this->name($data->value); |
| 182 | } elseif ($data->type == 'expression') { |
| 183 | return $data->value; |
| 184 | } |
| 185 | } elseif (in_array($data, array('{$__cakeID__$}', '{$__cakeForeignKey__$}'), true)) { |
| 186 | return $data; |
| 187 | } else { |
| 188 | return null; |
| 189 | } |
| 190 | } |
| 191 | |
| 192 | /** |
| 193 | * Returns an object to represent a database identifier in a query |
| 194 | * |
| 195 | * @param string $identifier |
| 196 | * @return object An object representing a database identifier to be used in a query |
| 197 | * @access public |
| 198 | */ |
| 199 | function identifier($identifier) { |
| 200 | $obj = new stdClass(); |
| 201 | $obj->type = 'identifier'; |
| 202 | $obj->value = $identifier; |
| 203 | return $obj; |
| 204 | } |
| 205 | |
| 206 | /** |
| 207 | * Returns an object to represent a database expression in a query |
| 208 | * |
| 209 | * @param string $expression |
| 210 | * @return object An object representing a database expression to be used in a query |
| 211 | * @access public |
| 212 | */ |
| 213 | function expression($expression) { |
| 214 | $obj = new stdClass(); |
| 215 | $obj->type = 'expression'; |
| 216 | $obj->value = $expression; |
| 217 | return $obj; |
| 218 | } |
| 219 | |
| 220 | /** |
| 221 | * Executes given SQL statement. |
| 222 | * |
| 223 | * @param string $sql SQL statement |
| 224 | * @return boolean |
| 225 | * @access public |
| 226 | */ |
| 227 | function rawQuery($sql) { |
| 228 | $this->took = $this->error = $this->numRows = false; |
| 229 | return $this->execute($sql); |
| 230 | } |
| 231 | |
| 232 | /** |
| 233 | * Queries the database with given SQL statement, and obtains some metadata about the result |
| 234 | * (rows affected, timing, any errors, number of rows in resultset). The query is also logged. |
| 235 | * If Configure::read('debug') is set, the log is shown all the time, else it is only shown on errors. |
| 236 | * |
| 237 | * ### Options |
| 238 | * |
| 239 | * - stats - Collect meta data stats for this query. Stats include time take, rows affected, |
| 240 | * any errors, and number of rows returned. Defaults to `true`. |
| 241 | * - log - Whether or not the query should be logged to the memory log. |
| 242 | * |
| 243 | * @param string $sql |
| 244 | * @param array $options |
| 245 | * @return mixed Resource or object representing the result set, or false on failure |
| 246 | * @access public |
| 247 | */ |
| 248 | function execute($sql, $options = array()) { |
| 249 | $defaults = array('stats' => true, 'log' => $this->fullDebug); |
| 250 | $options = array_merge($defaults, $options); |
| 251 | |
| 252 | $t = getMicrotime(); |
| 253 | $this->_result = $this->_execute($sql); |
| 254 | if ($options['stats']) { |
| 255 | $this->took = round((getMicrotime() - $t) * 1000, 0); |
| 256 | $this->affected = $this->lastAffected(); |
| 257 | $this->error = $this->lastError(); |
| 258 | $this->numRows = $this->lastNumRows(); |
| 259 | } |
| 260 | |
| 261 | if ($options['log']) { |
| 262 | $this->logQuery($sql); |
| 263 | } |
| 264 | |
| 265 | if ($this->error) { |
| 266 | $this->showQuery($sql); |
| 267 | return false; |
| 268 | } |
| 269 | return $this->_result; |
| 270 | } |
| 271 | |
| 272 | /** |
| 273 | * DataSource Query abstraction |
| 274 | * |
| 275 | * @return resource Result resource identifier. |
| 276 | * @access public |
| 277 | */ |
| 278 | function query() { |
| 279 | $args = func_get_args(); |
| 280 | $fields = null; |
| 281 | $order = null; |
| 282 | $limit = null; |
| 283 | $page = null; |
| 284 | $recursive = null; |
| 285 | |
| 286 | if (count($args) == 1) { |
| 287 | return $this->fetchAll($args[0]); |
| 288 | |
| 289 | } elseif (count($args) > 1 && (strpos(strtolower($args[0]), 'findby') === 0 || strpos(strtolower($args[0]), 'findallby') === 0)) { |
| 290 | $params = $args[1]; |
| 291 | |
| 292 | if (strpos(strtolower($args[0]), 'findby') === 0) { |
| 293 | $all = false; |
| 294 | $field = Inflector::underscore(preg_replace('/^findBy/i', '', $args[0])); |
| 295 | } else { |
| 296 | $all = true; |
| 297 | $field = Inflector::underscore(preg_replace('/^findAllBy/i', '', $args[0])); |
| 298 | } |
| 299 | |
| 300 | $or = (strpos($field, '_or_') !== false); |
| 301 | if ($or) { |
| 302 | $field = explode('_or_', $field); |
| 303 | } else { |
| 304 | $field = explode('_and_', $field); |
| 305 | } |
| 306 | $off = count($field) - 1; |
| 307 | |
| 308 | if (isset($params[1 + $off])) { |
| 309 | $fields = $params[1 + $off]; |
| 310 | } |
| 311 | |
| 312 | if (isset($params[2 + $off])) { |
| 313 | $order = $params[2 + $off]; |
| 314 | } |
| 315 | |
| 316 | if (!array_key_exists(0, $params)) { |
| 317 | return false; |
| 318 | } |
| 319 | |
| 320 | $c = 0; |
| 321 | $conditions = array(); |
| 322 | |
| 323 | foreach ($field as $f) { |
| 324 | $conditions[$args[2]->alias . '.' . $f] = $params[$c]; |
| 325 | $c++; |
| 326 | } |
| 327 | |
| 328 | if ($or) { |
| 329 | $conditions = array('OR' => $conditions); |
| 330 | } |
| 331 | |
| 332 | if ($all) { |
| 333 | if (isset($params[3 + $off])) { |
| 334 | $limit = $params[3 + $off]; |
| 335 | } |
| 336 | |
| 337 | if (isset($params[4 + $off])) { |
| 338 | $page = $params[4 + $off]; |
| 339 | } |
| 340 | |
| 341 | if (isset($params[5 + $off])) { |
| 342 | $recursive = $params[5 + $off]; |
| 343 | } |
| 344 | return $args[2]->find('all', compact('conditions', 'fields', 'order', 'limit', 'page', 'recursive')); |
| 345 | } else { |
| 346 | if (isset($params[3 + $off])) { |
| 347 | $recursive = $params[3 + $off]; |
| 348 | } |
| 349 | return $args[2]->find('first', compact('conditions', 'fields', 'order', 'recursive')); |
| 350 | } |
| 351 | } else { |
| 352 | if (isset($args[1]) && $args[1] === true) { |
| 353 | return $this->fetchAll($args[0], true); |
| 354 | } else if (isset($args[1]) && !is_array($args[1]) ) { |
| 355 | return $this->fetchAll($args[0], false); |
| 356 | } else if (isset($args[1]) && is_array($args[1])) { |
| 357 | $offset = 0; |
| 358 | if (isset($args[2])) { |
| 359 | $cache = $args[2]; |
| 360 | } else { |
| 361 | $cache = true; |
| 362 | } |
| 363 | $args[1] = array_map(array(&$this, 'value'), $args[1]); |
| 364 | return $this->fetchAll(String::insert($args[0], $args[1]), $cache); |
| 365 | } |
| 366 | } |
| 367 | } |
| 368 | |
| 369 | /** |
| 370 | * Returns a row from current resultset as an array |
| 371 | * |
| 372 | * @return array The fetched row as an array |
| 373 | * @access public |
| 374 | */ |
| 375 | function fetchRow($sql = null) { |
| 376 | if (!empty($sql) && is_string($sql) && strlen($sql) > 5) { |
| 377 | if (!$this->execute($sql)) { |
| 378 | return null; |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | if ($this->hasResult()) { |
| 383 | $this->resultSet($this->_result); |
| 384 | $resultRow = $this->fetchResult(); |
| 385 | if (!empty($resultRow)) { |
| 386 | $this->fetchVirtualField($resultRow); |
| 387 | } |
| 388 | return $resultRow; |
| 389 | } else { |
| 390 | return null; |
| 391 | } |
| 392 | } |
| 393 | |
| 394 | /** |
| 395 | * Returns an array of all result rows for a given SQL query. |
| 396 | * Returns false if no rows matched. |
| 397 | * |
| 398 | * @param string $sql SQL statement |
| 399 | * @param boolean $cache Enables returning/storing cached query results |
| 400 | * @return array Array of resultset rows, or false if no rows matched |
| 401 | * @access public |
| 402 | */ |
| 403 | function fetchAll($sql, $cache = true, $modelName = null) { |
| 404 | if ($cache && isset($this->_queryCache[$sql])) { |
| 405 | if (preg_match('/^\s*select/i', $sql)) { |
| 406 | return $this->_queryCache[$sql]; |
| 407 | } |
| 408 | } |
| 409 | |
| 410 | if ($this->execute($sql)) { |
| 411 | $out = array(); |
| 412 | |
| 413 | $first = $this->fetchRow(); |
| 414 | if ($first != null) { |
| 415 | $out[] = $first; |
| 416 | } |
| 417 | while ($this->hasResult() && $item = $this->fetchResult()) { |
| 418 | $this->fetchVirtualField($item); |
| 419 | $out[] = $item; |
| 420 | } |
| 421 | |
| 422 | if ($cache) { |
| 423 | if (strpos(trim(strtolower($sql)), 'select') !== false) { |
| 424 | $this->_queryCache[$sql] = $out; |
| 425 | } |
| 426 | } |
| 427 | if (empty($out) && is_bool($this->_result)) { |
| 428 | return $this->_result; |
| 429 | } |
| 430 | return $out; |
| 431 | } else { |
| 432 | return false; |
| 433 | } |
| 434 | } |
| 435 | |
| 436 | /** |
| 437 | * Modifies $result array to place virtual fields in model entry where they belongs to |
| 438 | * |
| 439 | * @param array $resut REference to the fetched row |
| 440 | * @return void |
| 441 | */ |
| 442 | function fetchVirtualField(&$result) { |
| 443 | if (isset($result[0]) && is_array($result[0])) { |
| 444 | foreach ($result[0] as $field => $value) { |
| 445 | if (strpos($field, $this->virtualFieldSeparator) === false) { |
| 446 | continue; |
| 447 | } |
| 448 | list($alias, $virtual) = explode($this->virtualFieldSeparator, $field); |
| 449 | |
| 450 | if (!ClassRegistry::isKeySet($alias)) { |
| 451 | return; |
| 452 | } |
| 453 | $model = ClassRegistry::getObject($alias); |
| 454 | if ($model->isVirtualField($virtual)) { |
| 455 | $result[$alias][$virtual] = $value; |
| 456 | unset($result[0][$field]); |
| 457 | } |
| 458 | } |
| 459 | if (empty($result[0])) { |
| 460 | unset($result[0]); |
| 461 | } |
| 462 | } |
| 463 | } |
| 464 | |
| 465 | /** |
| 466 | * Returns a single field of the first of query results for a given SQL query, or false if empty. |
| 467 | * |
| 468 | * @param string $name Name of the field |
| 469 | * @param string $sql SQL query |
| 470 | * @return mixed Value of field read. |
| 471 | * @access public |
| 472 | */ |
| 473 | function field($name, $sql) { |
| 474 | $data = $this->fetchRow($sql); |
| 475 | if (!isset($data[$name]) || empty($data[$name])) { |
| 476 | return false; |
| 477 | } else { |
| 478 | return $data[$name]; |
| 479 | } |
| 480 | } |
| 481 | |
| 482 | /** |
| 483 | * Empties the method caches. |
| 484 | * These caches are used by DboSource::name() and DboSource::conditions() |
| 485 | * |
| 486 | * @return void |
| 487 | */ |
| 488 | function flushMethodCache() { |
| 489 | $this->methodCache = array(); |
| 490 | } |
| 491 | |
| 492 | /** |
| 493 | * Cache a value into the methodCaches. Will respect the value of DboSource::$cacheMethods. |
| 494 | * Will retrieve a value from the cache if $value is null. |
| 495 | * |
| 496 | * If caching is disabled and a write is attempted, the $value will be returned. |
| 497 | * A read will either return the value or null. |
| 498 | * |
| 499 | * @param string $method Name of the method being cached. |
| 500 | * @param string $key The keyname for the cache operation. |
| 501 | * @param mixed $value The value to cache into memory. |
| 502 | * @return mixed Either null on failure, or the value if its set. |
| 503 | */ |
| 504 | function cacheMethod($method, $key, $value = null) { |
| 505 | if ($this->cacheMethods === false) { |
| 506 | return $value; |
| 507 | } |
| 508 | if ($value === null) { |
| 509 | return (isset($this->methodCache[$method][$key])) ? $this->methodCache[$method][$key] : null; |
| 510 | } |
| 511 | return $this->methodCache[$method][$key] = $value; |
| 512 | } |
| 513 | |
| 514 | /** |
| 515 | * Returns a quoted name of $data for use in an SQL statement. |
| 516 | * Strips fields out of SQL functions before quoting. |
| 517 | * |
| 518 | * Results of this method are stored in a memory cache. This improves performance, but |
| 519 | * because the method uses a simple hashing algorithm it can infrequently have collisions. |
| 520 | * Setting DboSource::$cacheMethods to false will disable the memory cache. |
| 521 | * |
| 522 | * @param mixed $data Either a string with a column to quote. An array of columns to quote or an |
| 523 | * object from DboSource::expression() or DboSource::identifier() |
| 524 | * @return string SQL field |
| 525 | * @access public |
| 526 | */ |
| 527 | function name($data) { |
| 528 | if (is_object($data) && isset($data->type)) { |
| 529 | return $data->value; |
| 530 | } |
| 531 | if ($data === '*') { |
| 532 | return '*'; |
| 533 | } |
| 534 | if (is_array($data)) { |
| 535 | foreach ($data as $i => $dataItem) { |
| 536 | $data[$i] = $this->name($dataItem); |
| 537 | } |
| 538 | return $data; |
| 539 | } |
| 540 | $cacheKey = crc32($this->startQuote.$data.$this->endQuote); |
| 541 | if ($return = $this->cacheMethod(__FUNCTION__, $cacheKey)) { |
| 542 | return $return; |
| 543 | } |
| 544 | $data = trim($data); |
| 545 | if (preg_match('/^[\w-]+(?:\.[^ \*]*)*$/', $data)) { // string, string.string |
| 546 | if (strpos($data, '.') === false) { // string |
| 547 | return $this->cacheMethod(__FUNCTION__, $cacheKey, $this->startQuote . $data . $this->endQuote); |
| 548 | } |
| 549 | $items = explode('.', $data); |
| 550 | return $this->cacheMethod(__FUNCTION__, $cacheKey, |
| 551 | $this->startQuote . implode($this->endQuote . '.' . $this->startQuote, $items) . $this->endQuote |
| 552 | ); |
| 553 | } |
| 554 | if (preg_match('/^[\w-]+\.\*$/', $data)) { // string.* |
| 555 | return $this->cacheMethod(__FUNCTION__, $cacheKey, |
| 556 | $this->startQuote . str_replace('.*', $this->endQuote . '.*', $data) |
| 557 | ); |
| 558 | } |
| 559 | if (preg_match('/^([\w-]+)\((.*)\)$/', $data, $matches)) { // Functions |
| 560 | return $this->cacheMethod(__FUNCTION__, $cacheKey, |
| 561 | $matches[1] . '(' . $this->name($matches[2]) . ')' |
| 562 | ); |
| 563 | } |
| 564 | if ( |
| 565 | preg_match('/^([\w-]+(\.[\w-]+|\(.*\))*)\s+' . preg_quote($this->alias) . '\s*([\w-]+)$/i', $data, $matches |
| 566 | )) { |
| 567 | return $this->cacheMethod( |
| 568 | __FUNCTION__, $cacheKey, |
| 569 | preg_replace( |
| 570 | '/\s{2,}/', ' ', $this->name($matches[1]) . ' ' . $this->alias . ' ' . $this->name($matches[3]) |
| 571 | ) |
| 572 | ); |
| 573 | } |
| 574 | if (preg_match('/^[\w-_\s]*[\w-_]+/', $data)) { |
| 575 | return $this->cacheMethod(__FUNCTION__, $cacheKey, $this->startQuote . $data . $this->endQuote); |
| 576 | } |
| 577 | return $this->cacheMethod(__FUNCTION__, $cacheKey, $data); |
| 578 | } |
| 579 | |
| 580 | /** |
| 581 | * Checks if the source is connected to the database. |
| 582 | * |
| 583 | * @return boolean True if the database is connected, else false |
| 584 | * @access public |
| 585 | */ |
| 586 | function isConnected() { |
| 587 | return $this->connected; |
| 588 | } |
| 589 | |
| 590 | /** |
| 591 | * Checks if the result is valid |
| 592 | * |
| 593 | * @return boolean True if the result is valid else false |
| 594 | * @access public |
| 595 | */ |
| 596 | function hasResult() { |
| 597 | return is_resource($this->_result); |
| 598 | } |
| 599 | |
| 600 | /** |
| 601 | * Get the query log as an array. |
| 602 | * |
| 603 | * @param boolean $sorted Get the queries sorted by time taken, defaults to false. |
| 604 | * @return array Array of queries run as an array |
| 605 | * @access public |
| 606 | */ |
| 607 | function getLog($sorted = false, $clear = true) { |
| 608 | if ($sorted) { |
| 609 | $log = sortByKey($this->_queriesLog, 'took', 'desc', SORT_NUMERIC); |
| 610 | } else { |
| 611 | $log = $this->_queriesLog; |
| 612 | } |
| 613 | if ($clear) { |
| 614 | $this->_queriesLog = array(); |
| 615 | } |
| 616 | return array('log' => $log, 'count' => $this->_queriesCnt, 'time' => $this->_queriesTime); |
| 617 | } |
| 618 | |
| 619 | /** |
| 620 | * Outputs the contents of the queries log. If in a non-CLI environment the sql_log element |
| 621 | * will be rendered and output. If in a CLI environment, a plain text log is generated. |
| 622 | * |
| 623 | * @param boolean $sorted Get the queries sorted by time taken, defaults to false. |
| 624 | * @return void |
| 625 | */ |
| 626 | function showLog($sorted = false) { |
| 627 | $log = $this->getLog($sorted, false); |
| 628 | if (empty($log['log'])) { |
| 629 | return; |
| 630 | } |
| 631 | if (PHP_SAPI != 'cli') { |
| 632 | App::import('Core', 'View'); |
| 633 | $controller = null; |
| 634 | $View =& new View($controller, false); |
| 635 | $View->set('logs', array($this->configKeyName => $log)); |
| 636 | echo $View->element('sql_dump', array('_forced_from_dbo_' => true)); |
| 637 | } else { |
| 638 | foreach ($log['log'] as $k => $i) { |
| 639 | print (($k + 1) . ". {$i['query']} {$i['error']}\n"); |
| 640 | } |
| 641 | } |
| 642 | } |
| 643 | |
| 644 | /** |
| 645 | * Log given SQL query. |
| 646 | * |
| 647 | * @param string $sql SQL statement |
| 648 | * @todo: Add hook to log errors instead of returning false |
| 649 | * @access public |
| 650 | */ |
| 651 | function logQuery($sql) { |
| 652 | $this->_queriesCnt++; |
| 653 | $this->_queriesTime += $this->took; |
| 654 | $this->_queriesLog[] = array( |
| 655 | 'query' => $sql, |
| 656 | 'error' => $this->error, |
| 657 | 'affected' => $this->affected, |
| 658 | 'numRows' => $this->numRows, |
| 659 | 'took' => $this->took |
| 660 | ); |
| 661 | if (count($this->_queriesLog) > $this->_queriesLogMax) { |
| 662 | array_pop($this->_queriesLog); |
| 663 | } |
| 664 | if ($this->error) { |
| 665 | return false; |
| 666 | } |
| 667 | } |
| 668 | |
| 669 | /** |
| 670 | * Output information about an SQL query. The SQL statement, number of rows in resultset, |
| 671 | * and execution time in microseconds. If the query fails, an error is output instead. |
| 672 | * |
| 673 | * @param string $sql Query to show information on. |
| 674 | * @access public |
| 675 | */ |
| 676 | function showQuery($sql) { |
| 677 | $error = $this->error; |
| 678 | if (strlen($sql) > 200 && !$this->fullDebug && Configure::read() > 1) { |
| 679 | $sql = substr($sql, 0, 200) . '[...]'; |
| 680 | } |
| 681 | if (Configure::read() > 0) { |
| 682 | $out = null; |
| 683 | if ($error) { |
| 684 | trigger_error('<span style="color:Red;text-align:left"><b>' . __('SQL Error:', true) . "</b> {$this->error}</span>", E_USER_WARNING); |
| 685 | } else { |
| 686 | $out = ('<small>[' . sprintf(__('Aff:%s Num:%s Took:%sms', true), $this->affected, $this->numRows, $this->took) . ']</small>'); |
| 687 | } |
| 688 | pr(sprintf('<p style="text-align:left"><b>' . __('Query:', true) . '</b> %s %s</p>', $sql, $out)); |
| 689 | } |
| 690 | } |
| 691 | |
| 692 | /** |
| 693 | * Gets full table name including prefix |
| 694 | * |
| 695 | * @param mixed $model Either a Model object or a string table name. |
| 696 | * @param boolean $quote Whether you want the table name quoted. |
| 697 | * @return string Full quoted table name |
| 698 | * @access public |
| 699 | */ |
| 700 | function fullTableName($model, $quote = true) { |
| 701 | if (is_object($model)) { |
| 702 | $table = $model->tablePrefix . $model->table; |
| 703 | } elseif (isset($this->config['prefix'])) { |
| 704 | $table = $this->config['prefix'] . strval($model); |
| 705 | } else { |
| 706 | $table = strval($model); |
| 707 | } |
| 708 | if ($quote) { |
| 709 | return $this->name($table); |
| 710 | } |
| 711 | return $table; |
| 712 | } |
| 713 | |
| 714 | /** |
| 715 | * The "C" in CRUD |
| 716 | * |
| 717 | * Creates new records in the database. |
| 718 | * |
| 719 | * @param Model $model Model object that the record is for. |
| 720 | * @param array $fields An array of field names to insert. If null, $model->data will be |
| 721 | * used to generate field names. |
| 722 | * @param array $values An array of values with keys matching the fields. If null, $model->data will |
| 723 | * be used to generate values. |
| 724 | * @return boolean Success |
| 725 | * @access public |
| 726 | */ |
| 727 | function create(&$model, $fields = null, $values = null) { |
| 728 | $id = null; |
| 729 | |
| 730 | if ($fields == null) { |
| 731 | unset($fields, $values); |
| 732 | $fields = array_keys($model->data); |
| 733 | $values = array_values($model->data); |
| 734 | } |
| 735 | $count = count($fields); |
| 736 | |
| 737 | for ($i = 0; $i < $count; $i++) { |
| 738 | $valueInsert[] = $this->value($values[$i], $model->getColumnType($fields[$i]), false); |
| 739 | } |
| 740 | for ($i = 0; $i < $count; $i++) { |
| 741 | $fieldInsert[] = $this->name($fields[$i]); |
| 742 | if ($fields[$i] == $model->primaryKey) { |
| 743 | $id = $values[$i]; |
| 744 | } |
| 745 | } |
| 746 | $query = array( |
| 747 | 'table' => $this->fullTableName($model), |
| 748 | 'fields' => implode(', ', $fieldInsert), |
| 749 | 'values' => implode(', ', $valueInsert) |
| 750 | ); |
| 751 | |
| 752 | if ($this->execute($this->renderStatement('create', $query))) { |
| 753 | if (empty($id)) { |
| 754 | $id = $this->lastInsertId($this->fullTableName($model, false), $model->primaryKey); |
| 755 | } |
| 756 | $model->setInsertID($id); |
| 757 | $model->id = $id; |
| 758 | return true; |
| 759 | } else { |
| 760 | $model->onError(); |
| 761 | return false; |
| 762 | } |
| 763 | } |
| 764 | |
| 765 | /** |
| 766 | * The "R" in CRUD |
| 767 | * |
| 768 | * Reads record(s) from the database. |
| 769 | * |
| 770 | * @param Model $model A Model object that the query is for. |
| 771 | * @param array $queryData An array of queryData information containing keys similar to Model::find() |
| 772 | * @param integer $recursive Number of levels of association |
| 773 | * @return mixed boolean false on error/failure. An array of results on success. |
| 774 | */ |
| 775 | function read(&$model, $queryData = array(), $recursive = null) { |
| 776 | $queryData = $this->__scrubQueryData($queryData); |
| 777 | |
| 778 | $null = null; |
| 779 | $array = array(); |
| 780 | $linkedModels = array(); |
| 781 | $this->__bypass = false; |
| 782 | $this->__booleans = array(); |
| 783 | |
| 784 | if ($recursive === null && isset($queryData['recursive'])) { |
| 785 | $recursive = $queryData['recursive']; |
| 786 | } |
| 787 | |
| 788 | if (!is_null($recursive)) { |
| 789 | $_recursive = $model->recursive; |
| 790 | $model->recursive = $recursive; |
| 791 | } |
| 792 | |
| 793 | if (!empty($queryData['fields'])) { |
| 794 | $this->__bypass = true; |
| 795 | $queryData['fields'] = $this->fields($model, null, $queryData['fields']); |
| 796 | } else { |
| 797 | $queryData['fields'] = $this->fields($model); |
| 798 | } |
| 799 | |
| 800 | $_associations = $model->__associations; |
| 801 | |
| 802 | if ($model->recursive == -1) { |
| 803 | $_associations = array(); |
| 804 | } else if ($model->recursive == 0) { |
| 805 | unset($_associations[2], $_associations[3]); |
| 806 | } |
| 807 | |
| 808 | foreach ($_associations as $type) { |
| 809 | foreach ($model->{$type} as $assoc => $assocData) { |
| 810 | $linkModel =& $model->{$assoc}; |
| 811 | $external = isset($assocData['external']); |
| 812 | |
| 813 | if ($model->useDbConfig == $linkModel->useDbConfig) { |
| 814 | if (true === $this->generateAssociationQuery($model, $linkModel, $type, $assoc, $assocData, $queryData, $external, $null)) { |
| 815 | $linkedModels[$type . '/' . $assoc] = true; |
| 816 | } |
| 817 | } |
| 818 | } |
| 819 | } |
| 820 | |
| 821 | $query = $this->generateAssociationQuery($model, $null, null, null, null, $queryData, false, $null); |
| 822 | |
| 823 | $resultSet = $this->fetchAll($query, $model->cacheQueries, $model->alias); |
| 824 | |
| 825 | if ($resultSet === false) { |
| 826 | $model->onError(); |
| 827 | return false; |
| 828 | } |
| 829 | |
| 830 | $filtered = $this->__filterResults($resultSet, $model); |
| 831 | |
| 832 | if ($model->recursive > -1) { |
| 833 | foreach ($_associations as $type) { |
| 834 | foreach ($model->{$type} as $assoc => $assocData) { |
| 835 | $linkModel =& $model->{$assoc}; |
| 836 | |
| 837 | if (empty($linkedModels[$type . '/' . $assoc])) { |
| 838 | if ($model->useDbConfig == $linkModel->useDbConfig) { |
| 839 | $db =& $this; |
| 840 | } else { |
| 841 | $db =& ConnectionManager::getDataSource($linkModel->useDbConfig); |
| 842 | } |
| 843 | } elseif ($model->recursive > 1 && ($type == 'belongsTo' || $type == 'hasOne')) { |
| 844 | $db =& $this; |
| 845 | } |
| 846 | |
| 847 | if (isset($db) && method_exists($db, 'queryAssociation')) { |
| 848 | $stack = array($assoc); |
| 849 | $db->queryAssociation($model, $linkModel, $type, $assoc, $assocData, $array, true, $resultSet, $model->recursive - 1, $stack); |
| 850 | unset($db); |
| 851 | |
| 852 | if ($type === 'hasMany') { |
| 853 | $filtered []= $assoc; |
| 854 | } |
| 855 | } |
| 856 | } |
| 857 | } |
| 858 | $this->__filterResults($resultSet, $model, $filtered); |
| 859 | } |
| 860 | |
| 861 | if (!is_null($recursive)) { |
| 862 | $model->recursive = $_recursive; |
| 863 | } |
| 864 | return $resultSet; |
| 865 | } |
| 866 | |
| 867 | /** |
| 868 | * Passes association results thru afterFind filters of corresponding model |
| 869 | * |
| 870 | * @param array $results Reference of resultset to be filtered |
| 871 | * @param object $model Instance of model to operate against |
| 872 | * @param array $filtered List of classes already filtered, to be skipped |
| 873 | * @return array Array of results that have been filtered through $model->afterFind |
| 874 | * @access private |
| 875 | */ |
| 876 | function __filterResults(&$results, &$model, $filtered = array()) { |
| 877 | $filtering = array(); |
| 878 | $count = count($results); |
| 879 | |
| 880 | for ($i = 0; $i < $count; $i++) { |
| 881 | if (is_array($results[$i])) { |
| 882 | $classNames = array_keys($results[$i]); |
| 883 | $count2 = count($classNames); |
| 884 | |
| 885 | for ($j = 0; $j < $count2; $j++) { |
| 886 | $className = $classNames[$j]; |
| 887 | if ($model->alias != $className && !in_array($className, $filtered)) { |
| 888 | if (!in_array($className, $filtering)) { |
| 889 | $filtering[] = $className; |
| 890 | } |
| 891 | |
| 892 | if (isset($model->{$className}) && is_object($model->{$className})) { |
| 893 | $data = $model->{$className}->afterFind(array(array($className => $results[$i][$className])), false); |
| 894 | } |
| 895 | if (isset($data[0][$className])) { |
| 896 | $results[$i][$className] = $data[0][$className]; |
| 897 | } |
| 898 | } |
| 899 | } |
| 900 | } |
| 901 | } |
| 902 | return $filtering; |
| 903 | } |
| 904 | |
| 905 | /** |
| 906 | * Queries associations. Used to fetch results on recursive models. |
| 907 | * |
| 908 | * @param Model $model Primary Model object |
| 909 | * @param Model $linkModel Linked model that |
| 910 | * @param string $type Association type, one of the model association types ie. hasMany |
| 911 | * @param unknown_type $association |
| 912 | * @param unknown_type $assocData |
| 913 | * @param array $queryData |
| 914 | * @param boolean $external Whether or not the association query is on an external datasource. |
| 915 | * @param array $resultSet Existing results |
| 916 | * @param integer $recursive Number of levels of association |
| 917 | * @param array $stack |
| 918 | */ |
| 919 | function queryAssociation(&$model, &$linkModel, $type, $association, $assocData, &$queryData, $external = false, &$resultSet, $recursive, $stack) { |
| 920 | if ($query = $this->generateAssociationQuery($model, $linkModel, $type, $association, $assocData, $queryData, $external, $resultSet)) { |
| 921 | if (!isset($resultSet) || !is_array($resultSet)) { |
| 922 | if (Configure::read() > 0) { |
| 923 | echo '<div style = "font: Verdana bold 12px; color: #FF0000">' . sprintf(__('SQL Error in model %s:', true), $model->alias) . ' '; |
| 924 | if (isset($this->error) && $this->error != null) { |
| 925 | echo $this->error; |
| 926 | } |
| 927 | echo '</div>'; |
| 928 | } |
| 929 | return null; |
| 930 | } |
| 931 | $count = count($resultSet); |
| 932 | |
| 933 | if ($type === 'hasMany' && empty($assocData['limit']) && !empty($assocData['foreignKey'])) { |
| 934 | $ins = $fetch = array(); |
| 935 | for ($i = 0; $i < $count; $i++) { |
| 936 | if ($in = $this->insertQueryData('{$__cakeID__$}', $resultSet[$i], $association, $assocData, $model, $linkModel, $stack)) { |
| 937 | $ins[] = $in; |
| 938 | } |
| 939 | } |
| 940 | |
| 941 | if (!empty($ins)) { |
| 942 | $ins = array_unique($ins); |
| 943 | $fetch = $this->fetchAssociated($model, $query, $ins); |
| 944 | } |
| 945 | |
| 946 | if (!empty($fetch) && is_array($fetch)) { |
| 947 | if ($recursive > 0) { |
| 948 | foreach ($linkModel->__associations as $type1) { |
| 949 | foreach ($linkModel->{$type1} as $assoc1 => $assocData1) { |
| 950 | $deepModel =& $linkModel->{$assoc1}; |
| 951 | $tmpStack = $stack; |
| 952 | $tmpStack[] = $assoc1; |
| 953 | |
| 954 | if ($linkModel->useDbConfig === $deepModel->useDbConfig) { |
| 955 | $db =& $this; |
| 956 | } else { |
| 957 | $db =& ConnectionManager::getDataSource($deepModel->useDbConfig); |
| 958 | } |
| 959 | $db->queryAssociation($linkModel, $deepModel, $type1, $assoc1, $assocData1, $queryData, true, $fetch, $recursive - 1, $tmpStack); |
| 960 | } |
| 961 | } |
| 962 | } |
| 963 | } |
| 964 | $this->__filterResults($fetch, $model); |
| 965 | return $this->__mergeHasMany($resultSet, $fetch, $association, $model, $linkModel, $recursive); |
| 966 | } elseif ($type === 'hasAndBelongsToMany') { |
| 967 | $ins = $fetch = array(); |
| 968 | for ($i = 0; $i < $count; $i++) { |
| 969 | if ($in = $this->insertQueryData('{$__cakeID__$}', $resultSet[$i], $association, $assocData, $model, $linkModel, $stack)) { |
| 970 | $ins[] = $in; |
| 971 | } |
| 972 | } |
| 973 | if (!empty($ins)) { |
| 974 | $ins = array_unique($ins); |
| 975 | if (count($ins) > 1) { |
| 976 | $query = str_replace('{$__cakeID__$}', '(' .implode(', ', $ins) .')', $query); |
| 977 | $query = str_replace('= (', 'IN (', $query); |
| 978 | } else { |
| 979 | $query = str_replace('{$__cakeID__$}',$ins[0], $query); |
| 980 | } |
| 981 | |
| 982 | $query = str_replace(' WHERE 1 = 1', '', $query); |
| 983 | } |
| 984 | |
| 985 | $foreignKey = $model->hasAndBelongsToMany[$association]['foreignKey']; |
| 986 | $joinKeys = array($foreignKey, $model->hasAndBelongsToMany[$association]['associationForeignKey']); |
| 987 | list($with, $habtmFields) = $model->joinModel($model->hasAndBelongsToMany[$association]['with'], $joinKeys); |
| 988 | $habtmFieldsCount = count($habtmFields); |
| 989 | $q = $this->insertQueryData($query, null, $association, $assocData, $model, $linkModel, $stack); |
| 990 | |
| 991 | if ($q != false) { |
| 992 | $fetch = $this->fetchAll($q, $model->cacheQueries, $model->alias); |
| 993 | } else { |
| 994 | $fetch = null; |
| 995 | } |
| 996 | } |
| 997 | |
| 998 | for ($i = 0; $i < $count; $i++) { |
| 999 | $row =& $resultSet[$i]; |
| 1000 | |
| 1001 | if ($type !== 'hasAndBelongsToMany') { |
| 1002 | $q = $this->insertQueryData($query, $resultSet[$i], $association, $assocData, $model, $linkModel, $stack); |
| 1003 | if ($q != false) { |
| 1004 | $fetch = $this->fetchAll($q, $model->cacheQueries, $model->alias); |
| 1005 | } else { |
| 1006 | $fetch = null; |
| 1007 | } |
| 1008 | } |
| 1009 | $selfJoin = false; |
| 1010 | |
| 1011 | if ($linkModel->name === $model->name) { |
| 1012 | $selfJoin = true; |
| 1013 | } |
| 1014 | |
| 1015 | if (!empty($fetch) && is_array($fetch)) { |
| 1016 | if ($recursive > 0) { |
| 1017 | foreach ($linkModel->__associations as $type1) { |
| 1018 | foreach ($linkModel->{$type1} as $assoc1 => $assocData1) { |
| 1019 | $deepModel =& $linkModel->{$assoc1}; |
| 1020 | |
| 1021 | if (($type1 === 'belongsTo') || ($deepModel->alias === $model->alias && $type === 'belongsTo') || ($deepModel->alias != $model->alias)) { |
| 1022 | $tmpStack = $stack; |
| 1023 | $tmpStack[] = $assoc1; |
| 1024 | if ($linkModel->useDbConfig == $deepModel->useDbConfig) { |
| 1025 | $db =& $this; |
| 1026 | } else { |
| 1027 | $db =& ConnectionManager::getDataSource($deepModel->useDbConfig); |
| 1028 | } |
| 1029 | $db->queryAssociation($linkModel, $deepModel, $type1, $assoc1, $assocData1, $queryData, true, $fetch, $recursive - 1, $tmpStack); |
| 1030 | } |
| 1031 | } |
| 1032 | } |
| 1033 | } |
| 1034 | if ($type == 'hasAndBelongsToMany') { |
| 1035 | $uniqueIds = $merge = array(); |
| 1036 | |
| 1037 | foreach ($fetch as $j => $data) { |
| 1038 | if ( |
| 1039 | (isset($data[$with]) && $data[$with][$foreignKey] === $row[$model->alias][$model->primaryKey]) |
| 1040 | ) { |
| 1041 | if ($habtmFieldsCount <= 2) { |
| 1042 | unset($data[$with]); |
| 1043 | } |
| 1044 | $merge[] = $data; |
| 1045 | } |
| 1046 | } |
| 1047 | if (empty($merge) && !isset($row[$association])) { |
| 1048 | $row[$association] = $merge; |
| 1049 | } else { |
| 1050 | $this->__mergeAssociation($resultSet[$i], $merge, $association, $type); |
| 1051 | } |
| 1052 | } else { |
| 1053 | $this->__mergeAssociation($resultSet[$i], $fetch, $association, $type, $selfJoin); |
| 1054 | } |
| 1055 | if (isset($resultSet[$i][$association])) { |
| 1056 | $resultSet[$i][$association] = $linkModel->afterFind($resultSet[$i][$association], false); |
| 1057 | } |
| 1058 | } else { |
| 1059 | $tempArray[0][$association] = false; |
| 1060 | $this->__mergeAssociation($resultSet[$i], $tempArray, $association, $type, $selfJoin); |
| 1061 | } |
| 1062 | } |
| 1063 | } |
| 1064 | } |
| 1065 | |
| 1066 | /** |
| 1067 | * A more efficient way to fetch associations. Woohoo! |
| 1068 | * |
| 1069 | * @param model $model Primary model object |
| 1070 | * @param string $query Association query |
| 1071 | * @param array $ids Array of IDs of associated records |
| 1072 | * @return array Association results |
| 1073 | * @access public |
| 1074 | */ |
| 1075 | function fetchAssociated($model, $query, $ids) { |
| 1076 | $query = str_replace('{$__cakeID__$}', implode(', ', $ids), $query); |
| 1077 | if (count($ids) > 1) { |
| 1078 | $query = str_replace('= (', 'IN (', $query); |
| 1079 | } |
| 1080 | return $this->fetchAll($query, $model->cacheQueries, $model->alias); |
| 1081 | } |
| 1082 | |
| 1083 | /** |
| 1084 | * mergeHasMany - Merge the results of hasMany relations. |
| 1085 | * |
| 1086 | * |
| 1087 | * @param array $resultSet Data to merge into |
| 1088 | * @param array $merge Data to merge |
| 1089 | * @param string $association Name of Model being Merged |
| 1090 | * @param object $model Model being merged onto |
| 1091 | * @param object $linkModel Model being merged |
| 1092 | * @return void |
| 1093 | */ |
| 1094 | function __mergeHasMany(&$resultSet, $merge, $association, &$model, &$linkModel) { |
| 1095 | foreach ($resultSet as $i => $value) { |
| 1096 | $count = 0; |
| 1097 | $merged[$association] = array(); |
| 1098 | foreach ($merge as $j => $data) { |
| 1099 | if (isset($value[$model->alias]) && $value[$model->alias][$model->primaryKey] === $data[$association][$model->hasMany[$association]['foreignKey']]) { |
| 1100 | if (count($data) > 1) { |
| 1101 | $data = array_merge($data[$association], $data); |
| 1102 | unset($data[$association]); |
| 1103 | foreach ($data as $key => $name) { |
| 1104 | if (is_numeric($key)) { |
| 1105 | $data[$association][] = $name; |
| 1106 | unset($data[$key]); |
| 1107 | } |
| 1108 | } |
| 1109 | $merged[$association][] = $data; |
| 1110 | } else { |
| 1111 | $merged[$association][] = $data[$association]; |
| 1112 | } |
| 1113 | } |
| 1114 | $count++; |
| 1115 | } |
| 1116 | if (isset($value[$model->alias])) { |
| 1117 | $resultSet[$i] = Set::pushDiff($resultSet[$i], $merged); |
| 1118 | unset($merged); |
| 1119 | } |
| 1120 | } |
| 1121 | } |
| 1122 | |
| 1123 | /** |
| 1124 | * Enter description here... |
| 1125 | * |
| 1126 | * @param unknown_type $data |
| 1127 | * @param unknown_type $merge |
| 1128 | * @param unknown_type $association |
| 1129 | * @param unknown_type $type |
| 1130 | * @param boolean $selfJoin |
| 1131 | * @access private |
| 1132 | */ |
| 1133 | function __mergeAssociation(&$data, $merge, $association, $type, $selfJoin = false) { |
| 1134 | if (isset($merge[0]) && !isset($merge[0][$association])) { |
| 1135 | $association = Inflector::pluralize($association); |
| 1136 | } |
| 1137 | |
| 1138 | if ($type == 'belongsTo' || $type == 'hasOne') { |
| 1139 | if (isset($merge[$association])) { |
| 1140 | $data[$association] = $merge[$association][0]; |
| 1141 | } else { |
| 1142 | if (count($merge[0][$association]) > 1) { |
| 1143 | foreach ($merge[0] as $assoc => $data2) { |
| 1144 | if ($assoc != $association) { |
| 1145 | $merge[0][$association][$assoc] = $data2; |
| 1146 | } |
| 1147 | } |
| 1148 | } |
| 1149 | if (!isset($data[$association])) { |
| 1150 | if ($merge[0][$association] != null) { |
| 1151 | $data[$association] = $merge[0][$association]; |
| 1152 | } else { |
| 1153 | $data[$association] = array(); |
| 1154 | } |
| 1155 | } else { |
| 1156 | if (is_array($merge[0][$association])) { |
| 1157 | foreach ($data[$association] as $k => $v) { |
| 1158 | if (!is_array($v)) { |
| 1159 | $dataAssocTmp[$k] = $v; |
| 1160 | } |
| 1161 | } |
| 1162 | |
| 1163 | foreach ($merge[0][$association] as $k => $v) { |
| 1164 | if (!is_array($v)) { |
| 1165 | $mergeAssocTmp[$k] = $v; |
| 1166 | } |
| 1167 | } |
| 1168 | $dataKeys = array_keys($data); |
| 1169 | $mergeKeys = array_keys($merge[0]); |
| 1170 | |
| 1171 | if ($mergeKeys[0] === $dataKeys[0] || $mergeKeys === $dataKeys) { |
| 1172 | $data[$association][$association] = $merge[0][$association]; |
| 1173 | } else { |
| 1174 | $diff = Set::diff($dataAssocTmp, $mergeAssocTmp); |
| 1175 | $data[$association] = array_merge($merge[0][$association], $diff); |
| 1176 | } |
| 1177 | } elseif ($selfJoin && array_key_exists($association, $merge[0])) { |
| 1178 | $data[$association] = array_merge($data[$association], array($association => array())); |
| 1179 | } |
| 1180 | } |
| 1181 | } |
| 1182 | } else { |
| 1183 | if (isset($merge[0][$association]) && $merge[0][$association] === false) { |
| 1184 | if (!isset($data[$association])) { |
| 1185 | $data[$association] = array(); |
| 1186 | } |
| 1187 | } else { |
| 1188 | foreach ($merge as $i => $row) { |
| 1189 | if (count($row) == 1) { |
| 1190 | if (empty($data[$association]) || (isset($data[$association]) && !in_array($row[$association], $data[$association]))) { |
| 1191 | $data[$association][] = $row[$association]; |
| 1192 | } |
| 1193 | } else if (!empty($row)) { |
| 1194 | $tmp = array_merge($row[$association], $row); |
| 1195 | unset($tmp[$association]); |
| 1196 | $data[$association][] = $tmp; |
| 1197 | } |
| 1198 | } |
| 1199 | } |
| 1200 | } |
| 1201 | } |
| 1202 | |
| 1203 | /** |
| 1204 | * Generates an array representing a query or part of a query from a single model or two associated models |
| 1205 | * |
| 1206 | * @param Model $model |
| 1207 | * @param Model $linkModel |
| 1208 | * @param string $type |
| 1209 | * @param string $association |
| 1210 | * @param array $assocData |
| 1211 | * @param array $queryData |
| 1212 | * @param boolean $external |
| 1213 | * @param array $resultSet |
| 1214 | * @return mixed |
| 1215 | * @access public |
| 1216 | */ |
| 1217 | function generateAssociationQuery(&$model, &$linkModel, $type, $association = null, $assocData = array(), &$queryData, $external = false, &$resultSet) { |
| 1218 | $queryData = $this->__scrubQueryData($queryData); |
| 1219 | $assocData = $this->__scrubQueryData($assocData); |
| 1220 | |
| 1221 | if (empty($queryData['fields'])) { |
| 1222 | $queryData['fields'] = $this->fields($model, $model->alias); |
| 1223 | } elseif (!empty($model->hasMany) && $model->recursive > -1) { |
| 1224 | $assocFields = $this->fields($model, $model->alias, array("{$model->alias}.{$model->primaryKey}")); |
| 1225 | $passedFields = $this->fields($model, $model->alias, $queryData['fields']); |
| 1226 | if (count($passedFields) === 1) { |
| 1227 | $match = strpos($passedFields[0], $assocFields[0]); |
| 1228 | $match1 = (bool)preg_match('/^[a-z]+\(/i', $passedFields[0]); |
| 1229 | |
| 1230 | if ($match === false && $match1 === false) { |
| 1231 | $queryData['fields'] = array_merge($passedFields, $assocFields); |
| 1232 | } else { |
| 1233 | $queryData['fields'] = $passedFields; |
| 1234 | } |
| 1235 | } else { |
| 1236 | $queryData['fields'] = array_merge($passedFields, $assocFields); |
| 1237 | } |
| 1238 | unset($assocFields, $passedFields); |
| 1239 | } |
| 1240 | |
| 1241 | if ($linkModel == null) { |
| 1242 | return $this->buildStatement( |
| 1243 | array( |
| 1244 | 'fields' => array_unique($queryData['fields']), |
| 1245 | 'table' => $this->fullTableName($model), |
| 1246 | 'alias' => $model->alias, |
| 1247 | 'limit' => $queryData['limit'], |
| 1248 | 'offset' => $queryData['offset'], |
| 1249 | 'joins' => $queryData['joins'], |
| 1250 | 'conditions' => $queryData['conditions'], |
| 1251 | 'order' => $queryData['order'], |
| 1252 | 'group' => $queryData['group'] |
| 1253 | ), |
| 1254 | $model |
| 1255 | ); |
| 1256 | } |
| 1257 | if ($external && !empty($assocData['finderQuery'])) { |
| 1258 | return $assocData['finderQuery']; |
| 1259 | } |
| 1260 | |
| 1261 | $alias = $association; |
| 1262 | $self = ($model->name == $linkModel->name); |
| 1263 | $fields = array(); |
| 1264 | |
| 1265 | if ((!$external && in_array($type, array('hasOne', 'belongsTo')) && $this->__bypass === false) || $external) { |
| 1266 | $fields = $this->fields($linkModel, $alias, $assocData['fields']); |
| 1267 | } |
| 1268 | if (empty($assocData['offset']) && !empty($assocData['page'])) { |
| 1269 | $assocData['offset'] = ($assocData['page'] - 1) * $assocData['limit']; |
| 1270 | } |
| 1271 | $assocData['limit'] = $this->limit($assocData['limit'], $assocData['offset']); |
| 1272 | |
| 1273 | switch ($type) { |
| 1274 | case 'hasOne': |
| 1275 | case 'belongsTo': |
| 1276 | $conditions = $this->__mergeConditions( |
| 1277 | $assocData['conditions'], |
| 1278 | $this->getConstraint($type, $model, $linkModel, $alias, array_merge($assocData, compact('external', 'self'))) |
| 1279 | ); |
| 1280 | |
| 1281 | if (!$self && $external) { |
| 1282 | foreach ($conditions as $key => $condition) { |
| 1283 | if (is_numeric($key) && strpos($condition, $model->alias . '.') !== false) { |
| 1284 | unset($conditions[$key]); |
| 1285 | } |
| 1286 | } |
| 1287 | } |
| 1288 | |
| 1289 | if ($external) { |
| 1290 | $query = array_merge($assocData, array( |
| 1291 | 'conditions' => $conditions, |
| 1292 | 'table' => $this->fullTableName($linkModel), |
| 1293 | 'fields' => $fields, |
| 1294 | 'alias' => $alias, |
| 1295 | 'group' => null |
| 1296 | )); |
| 1297 | $query = array_merge(array('order' => $assocData['order'], 'limit' => $assocData['limit']), $query); |
| 1298 | } else { |
| 1299 | $join = array( |
| 1300 | 'table' => $this->fullTableName($linkModel), |
| 1301 | 'alias' => $alias, |
| 1302 | 'type' => isset($assocData['type']) ? $assocData['type'] : 'LEFT', |
| 1303 | 'conditions' => trim($this->conditions($conditions, true, false, $model)) |
| 1304 | ); |
| 1305 | $queryData['fields'] = array_merge($queryData['fields'], $fields); |
| 1306 | |
| 1307 | if (!empty($assocData['order'])) { |
| 1308 | $queryData['order'][] = $assocData['order']; |
| 1309 | } |
| 1310 | if (!in_array($join, $queryData['joins'])) { |
| 1311 | $queryData['joins'][] = $join; |
| 1312 | } |
| 1313 | return true; |
| 1314 | } |
| 1315 | break; |
| 1316 | case 'hasMany': |
| 1317 | $assocData['fields'] = $this->fields($linkModel, $alias, $assocData['fields']); |
| 1318 | if (!empty($assocData['foreignKey'])) { |
| 1319 | $assocData['fields'] = array_merge($assocData['fields'], $this->fields($linkModel, $alias, array("{$alias}.{$assocData['foreignKey']}"))); |
| 1320 | } |
| 1321 | $query = array( |
| 1322 | 'conditions' => $this->__mergeConditions($this->getConstraint('hasMany', $model, $linkModel, $alias, $assocData), $assocData['conditions']), |
| 1323 | 'fields' => array_unique($assocData['fields']), |
| 1324 | 'table' => $this->fullTableName($linkModel), |
| 1325 | 'alias' => $alias, |
| 1326 | 'order' => $assocData['order'], |
| 1327 | 'limit' => $assocData['limit'], |
| 1328 | 'group' => null |
| 1329 | ); |
| 1330 | break; |
| 1331 | case 'hasAndBelongsToMany': |
| 1332 | $joinFields = array(); |
| 1333 | $joinAssoc = null; |
| 1334 | |
| 1335 | if (isset($assocData['with']) && !empty($assocData['with'])) { |
| 1336 | $joinKeys = array($assocData['foreignKey'], $assocData['associationForeignKey']); |
| 1337 | list($with, $joinFields) = $model->joinModel($assocData['with'], $joinKeys); |
| 1338 | |
| 1339 | $joinTbl = $this->fullTableName($model->{$with}); |
| 1340 | $joinAlias = $joinTbl; |
| 1341 | |
| 1342 | if (is_array($joinFields) && !empty($joinFields)) { |
| 1343 | $joinFields = $this->fields($model->{$with}, $model->{$with}->alias, $joinFields); |
| 1344 | $joinAssoc = $joinAlias = $model->{$with}->alias; |
| 1345 | } else { |
| 1346 | $joinFields = array(); |
| 1347 | } |
| 1348 | } else { |
| 1349 | $joinTbl = $this->fullTableName($assocData['joinTable']); |
| 1350 | $joinAlias = $joinTbl; |
| 1351 | } |
| 1352 | $query = array( |
| 1353 | 'conditions' => $assocData['conditions'], |
| 1354 | 'limit' => $assocData['limit'], |
| 1355 | 'table' => $this->fullTableName($linkModel), |
| 1356 | 'alias' => $alias, |
| 1357 | 'fields' => array_merge($this->fields($linkModel, $alias, $assocData['fields']), $joinFields), |
| 1358 | 'order' => $assocData['order'], |
| 1359 | 'group' => null, |
| 1360 | 'joins' => array(array( |
| 1361 | 'table' => $joinTbl, |
| 1362 | 'alias' => $joinAssoc, |
| 1363 | 'conditions' => $this->getConstraint('hasAndBelongsToMany', $model, $linkModel, $joinAlias, $assocData, $alias) |
| 1364 | )) |
| 1365 | ); |
| 1366 | break; |
| 1367 | } |
| 1368 | if (isset($query)) { |
| 1369 | return $this->buildStatement($query, $model); |
| 1370 | } |
| 1371 | return null; |
| 1372 | } |
| 1373 | |
| 1374 | /** |
| 1375 | * Returns a conditions array for the constraint between two models |
| 1376 | * |
| 1377 | * @param string $type Association type |
| 1378 | * @param object $model Model object |
| 1379 | * @param array $association Association array |
| 1380 | * @return array Conditions array defining the constraint between $model and $association |
| 1381 | * @access public |
| 1382 | */ |
| 1383 | function getConstraint($type, $model, $linkModel, $alias, $assoc, $alias2 = null) { |
| 1384 | $assoc = array_merge(array('external' => false, 'self' => false), $assoc); |
| 1385 | |
| 1386 | if (array_key_exists('foreignKey', $assoc) && empty($assoc['foreignKey'])) { |
| 1387 | return array(); |
| 1388 | } |
| 1389 | |
| 1390 | switch (true) { |
| 1391 | case ($assoc['external'] && $type == 'hasOne'): |
| 1392 | return array("{$alias}.{$assoc['foreignKey']}" => '{$__cakeID__$}'); |
| 1393 | break; |
| 1394 | case ($assoc['external'] && $type == 'belongsTo'): |
| 1395 | return array("{$alias}.{$linkModel->primaryKey}" => '{$__cakeForeignKey__$}'); |
| 1396 | break; |
| 1397 | case (!$assoc['external'] && $type == 'hasOne'): |
| 1398 | return array("{$alias}.{$assoc['foreignKey']}" => $this->identifier("{$model->alias}.{$model->primaryKey}")); |
| 1399 | break; |
| 1400 | case (!$assoc['external'] && $type == 'belongsTo'): |
| 1401 | return array("{$model->alias}.{$assoc['foreignKey']}" => $this->identifier("{$alias}.{$linkModel->primaryKey}")); |
| 1402 | break; |
| 1403 | case ($type == 'hasMany'): |
| 1404 | return array("{$alias}.{$assoc['foreignKey']}" => array('{$__cakeID__$}')); |
| 1405 | break; |
| 1406 | case ($type == 'hasAndBelongsToMany'): |
| 1407 | return array( |
| 1408 | array("{$alias}.{$assoc['foreignKey']}" => '{$__cakeID__$}'), |
| 1409 | array("{$alias}.{$assoc['associationForeignKey']}" => $this->identifier("{$alias2}.{$linkModel->primaryKey}")) |
| 1410 | ); |
| 1411 | break; |
| 1412 | } |
| 1413 | return array(); |
| 1414 | } |
| 1415 | |
| 1416 | /** |
| 1417 | * Builds and generates a JOIN statement from an array. Handles final clean-up before conversion. |
| 1418 | * |
| 1419 | * @param array $join An array defining a JOIN statement in a query |
| 1420 | * @return string An SQL JOIN statement to be used in a query |
| 1421 | * @access public |
| 1422 | * @see DboSource::renderJoinStatement() |
| 1423 | * @see DboSource::buildStatement() |
| 1424 | */ |
| 1425 | function buildJoinStatement($join) { |
| 1426 | $data = array_merge(array( |
| 1427 | 'type' => null, |
| 1428 | 'alias' => null, |
| 1429 | 'table' => 'join_table', |
| 1430 | 'conditions' => array() |
| 1431 | ), $join); |
| 1432 | |
| 1433 | if (!empty($data['alias'])) { |
| 1434 | $data['alias'] = $this->alias . $this->name($data['alias']); |
| 1435 | } |
| 1436 | if (!empty($data['conditions'])) { |
| 1437 | $data['conditions'] = trim($this->conditions($data['conditions'], true, false)); |
| 1438 | } |
| 1439 | return $this->renderJoinStatement($data); |
| 1440 | } |
| 1441 | |
| 1442 | /** |
| 1443 | * Builds and generates an SQL statement from an array. Handles final clean-up before conversion. |
| 1444 | * |
| 1445 | * @param array $query An array defining an SQL query |
| 1446 | * @param object $model The model object which initiated the query |
| 1447 | * @return string An executable SQL statement |
| 1448 | * @access public |
| 1449 | * @see DboSource::renderStatement() |
| 1450 | */ |
| 1451 | function buildStatement($query, &$model) { |
| 1452 | $query = array_merge(array('offset' => null, 'joins' => array()), $query); |
| 1453 | if (!empty($query['joins'])) { |
| 1454 | $count = count($query['joins']); |
| 1455 | for ($i = 0; $i < $count; $i++) { |
| 1456 | if (is_array($query['joins'][$i])) { |
| 1457 | $query['joins'][$i] = $this->buildJoinStatement($query['joins'][$i]); |
| 1458 | } |
| 1459 | } |
| 1460 | } |
| 1461 | return $this->renderStatement('select', array( |
| 1462 | 'conditions' => $this->conditions($query['conditions'], true, true, $model), |
| 1463 | 'fields' => implode(', ', $query['fields']), |
| 1464 | 'table' => $query['table'], |
| 1465 | 'alias' => $this->alias . $this->name($query['alias']), |
| 1466 | 'order' => $this->order($query['order'], 'ASC', $model), |
| 1467 | 'limit' => $this->limit($query['limit'], $query['offset']), |
| 1468 | 'joins' => implode(' ', $query['joins']), |
| 1469 | 'group' => $this->group($query['group'], $model) |
| 1470 | )); |
| 1471 | } |
| 1472 | |
| 1473 | /** |
| 1474 | * Renders a final SQL JOIN statement |
| 1475 | * |
| 1476 | * @param array $data |
| 1477 | * @return string |
| 1478 | * @access public |
| 1479 | */ |
| 1480 | function renderJoinStatement($data) { |
| 1481 | extract($data); |
| 1482 | return trim("{$type} JOIN {$table} {$alias} ON ({$conditions})"); |
| 1483 | } |
| 1484 | |
| 1485 | /** |
| 1486 | * Renders a final SQL statement by putting together the component parts in the correct order |
| 1487 | * |
| 1488 | * @param string $type type of query being run. e.g select, create, update, delete, schema, alter. |
| 1489 | * @param array $data Array of data to insert into the query. |
| 1490 | * @return string Rendered SQL expression to be run. |
| 1491 | * @access public |
| 1492 | */ |
| 1493 | function renderStatement($type, $data) { |
| 1494 | extract($data); |
| 1495 | $aliases = null; |
| 1496 | |
| 1497 | switch (strtolower($type)) { |
| 1498 | case 'select': |
| 1499 | return "SELECT {$fields} FROM {$table} {$alias} {$joins} {$conditions} {$group} {$order} {$limit}"; |
| 1500 | break; |
| 1501 | case 'create': |
| 1502 | return "INSERT INTO {$table} ({$fields}) VALUES ({$values})"; |
| 1503 | break; |
| 1504 | case 'update': |
| 1505 | if (!empty($alias)) { |
| 1506 | $aliases = "{$this->alias}{$alias} {$joins} "; |
| 1507 | } |
| 1508 | return "UPDATE {$table} {$aliases}SET {$fields} {$conditions}"; |
| 1509 | break; |
| 1510 | case 'delete': |
| 1511 | if (!empty($alias)) { |
| 1512 | $aliases = "{$this->alias}{$alias} {$joins} "; |
| 1513 | } |
| 1514 | return "DELETE {$alias} FROM {$table} {$aliases}{$conditions}"; |
| 1515 | break; |
| 1516 | case 'schema': |
| 1517 | foreach (array('columns', 'indexes', 'tableParameters') as $var) { |
| 1518 | if (is_array(${$var})) { |
| 1519 | ${$var} = "\t" . join(",\n\t", array_filter(${$var})); |
| 1520 | } else { |
| 1521 | ${$var} = ''; |
| 1522 | } |
| 1523 | } |
| 1524 | if (trim($indexes) != '') { |
| 1525 | $columns .= ','; |
| 1526 | } |
| 1527 | return "CREATE TABLE {$table} (\n{$columns}{$indexes}){$tableParameters};"; |
| 1528 | break; |
| 1529 | case 'alter': |
| 1530 | break; |
| 1531 | } |
| 1532 | } |
| 1533 | |
| 1534 | /** |
| 1535 | * Merges a mixed set of string/array conditions |
| 1536 | * |
| 1537 | * @return array |
| 1538 | * @access private |
| 1539 | */ |
| 1540 | function __mergeConditions($query, $assoc) { |
| 1541 | if (empty($assoc)) { |
| 1542 | return $query; |
| 1543 | } |
| 1544 | |
| 1545 | if (is_array($query)) { |
| 1546 | return array_merge((array)$assoc, $query); |
| 1547 | } |
| 1548 | |
| 1549 | if (!empty($query)) { |
| 1550 | $query = array($query); |
| 1551 | if (is_array($assoc)) { |
| 1552 | $query = array_merge($query, $assoc); |
| 1553 | } else { |
| 1554 | $query[] = $assoc; |
| 1555 | } |
| 1556 | return $query; |
| 1557 | } |
| 1558 | |
| 1559 | return $assoc; |
| 1560 | } |
| 1561 | |
| 1562 | /** |
| 1563 | * Generates and executes an SQL UPDATE statement for given model, fields, and values. |
| 1564 | * For databases that do not support aliases in UPDATE queries. |
| 1565 | * |
| 1566 | * @param Model $model |
| 1567 | * @param array $fields |
| 1568 | * @param array $values |
| 1569 | * @param mixed $conditions |
| 1570 | * @return boolean Success |
| 1571 | * @access public |
| 1572 | */ |
| 1573 | function update(&$model, $fields = array(), $values = null, $conditions = null) { |
| 1574 | if ($values == null) { |
| 1575 | $combined = $fields; |
| 1576 | } else { |
| 1577 | $combined = array_combine($fields, $values); |
| 1578 | } |
| 1579 | |
| 1580 | $fields = implode(', ', $this->_prepareUpdateFields($model, $combined, empty($conditions))); |
| 1581 | |
| 1582 | $alias = $joins = null; |
| 1583 | $table = $this->fullTableName($model); |
| 1584 | $conditions = $this->_matchRecords($model, $conditions); |
| 1585 | |
| 1586 | if ($conditions === false) { |
| 1587 | return false; |
| 1588 | } |
| 1589 | $query = compact('table', 'alias', 'joins', 'fields', 'conditions'); |
| 1590 | |
| 1591 | if (!$this->execute($this->renderStatement('update', $query))) { |
| 1592 | $model->onError(); |
| 1593 | return false; |
| 1594 | } |
| 1595 | return true; |
| 1596 | } |
| 1597 | |
| 1598 | /** |
| 1599 | * Quotes and prepares fields and values for an SQL UPDATE statement |
| 1600 | * |
| 1601 | * @param Model $model |
| 1602 | * @param array $fields |
| 1603 | * @param boolean $quoteValues If values should be quoted, or treated as SQL snippets |
| 1604 | * @param boolean $alias Include the model alias in the field name |
| 1605 | * @return array Fields and values, quoted and preparted |
| 1606 | * @access protected |
| 1607 | */ |
| 1608 | function _prepareUpdateFields(&$model, $fields, $quoteValues = true, $alias = false) { |
| 1609 | $quotedAlias = $this->startQuote . $model->alias . $this->endQuote; |
| 1610 | |
| 1611 | $updates = array(); |
| 1612 | foreach ($fields as $field => $value) { |
| 1613 | if ($alias && strpos($field, '.') === false) { |
| 1614 | $quoted = $model->escapeField($field); |
| 1615 | } elseif (!$alias && strpos($field, '.') !== false) { |
| 1616 | $quoted = $this->name(str_replace($quotedAlias . '.', '', str_replace( |
| 1617 | $model->alias . '.', '', $field |
| 1618 | ))); |
| 1619 | } else { |
| 1620 | $quoted = $this->name($field); |
| 1621 | } |
| 1622 | |
| 1623 | if ($value === null) { |
| 1624 | $updates[] = $quoted . ' = NULL'; |
| 1625 | continue; |
| 1626 | } |
| 1627 | $update = $quoted . ' = '; |
| 1628 | |
| 1629 | if ($quoteValues) { |
| 1630 | $update .= $this->value($value, $model->getColumnType($field), false); |
| 1631 | } elseif (!$alias) { |
| 1632 | $update .= str_replace($quotedAlias . '.', '', str_replace( |
| 1633 | $model->alias . '.', '', $value |
| 1634 | )); |
| 1635 | } else { |
| 1636 | $update .= $value; |
| 1637 | } |
| 1638 | $updates[] = $update; |
| 1639 | } |
| 1640 | return $updates; |
| 1641 | } |
| 1642 | |
| 1643 | /** |
| 1644 | * Generates and executes an SQL DELETE statement. |
| 1645 | * For databases that do not support aliases in UPDATE queries. |
| 1646 | * |
| 1647 | * @param Model $model |
| 1648 | * @param mixed $conditions |
| 1649 | * @return boolean Success |
| 1650 | * @access public |
| 1651 | */ |
| 1652 | function delete(&$model, $conditions = null) { |
| 1653 | $alias = $joins = null; |
| 1654 | $table = $this->fullTableName($model); |
| 1655 | $conditions = $this->_matchRecords($model, $conditions); |
| 1656 | |
| 1657 | if ($conditions === false) { |
| 1658 | return false; |
| 1659 | } |
| 1660 | |
| 1661 | if ($this->execute($this->renderStatement('delete', compact('alias', 'table', 'joins', 'conditions'))) === false) { |
| 1662 | $model->onError(); |
| 1663 | return false; |
| 1664 | } |
| 1665 | return true; |
| 1666 | } |
| 1667 | |
| 1668 | /** |
| 1669 | * Gets a list of record IDs for the given conditions. Used for multi-record updates and deletes |
| 1670 | * in databases that do not support aliases in UPDATE/DELETE queries. |
| 1671 | * |
| 1672 | * @param Model $model |
| 1673 | * @param mixed $conditions |
| 1674 | * @return array List of record IDs |
| 1675 | * @access protected |
| 1676 | */ |
| 1677 | function _matchRecords(&$model, $conditions = null) { |
| 1678 | if ($conditions === true) { |
| 1679 | $conditions = $this->conditions(true); |
| 1680 | } elseif ($conditions === null) { |
| 1681 | $conditions = $this->conditions($this->defaultConditions($model, $conditions, false), true, true, $model); |
| 1682 | } else { |
| 1683 | $noJoin = true; |
| 1684 | foreach ($conditions as $field => $value) { |
| 1685 | $originalField = $field; |
| 1686 | if (strpos($field, '.') !== false) { |
| 1687 | list($alias, $field) = explode('.', $field); |
| 1688 | $field = ltrim($field, $this->startQuote); |
| 1689 | $field = rtrim($field, $this->endQuote); |
| 1690 | } |
| 1691 | if (!$model->hasField($field)) { |
| 1692 | $noJoin = false; |
| 1693 | break; |
| 1694 | } |
| 1695 | if ($field !== $originalField) { |
| 1696 | $conditions[$field] = $value; |
| 1697 | unset($conditions[$originalField]); |
| 1698 | } |
| 1699 | } |
| 1700 | if ($noJoin === true) { |
| 1701 | return $this->conditions($conditions); |
| 1702 | } |
| 1703 | $idList = $model->find('all', array( |
| 1704 | 'fields' => "{$model->alias}.{$model->primaryKey}", |
| 1705 | 'conditions' => $conditions |
| 1706 | )); |
| 1707 | |
| 1708 | if (empty($idList)) { |
| 1709 | return false; |
| 1710 | } |
| 1711 | $conditions = $this->conditions(array( |
| 1712 | $model->primaryKey => Set::extract($idList, "{n}.{$model->alias}.{$model->primaryKey}") |
| 1713 | )); |
| 1714 | } |
| 1715 | return $conditions; |
| 1716 | } |
| 1717 | |
| 1718 | /** |
| 1719 | * Returns an array of SQL JOIN fragments from a model's associations |
| 1720 | * |
| 1721 | * @param object $model |
| 1722 | * @return array |
| 1723 | * @access protected |
| 1724 | */ |
| 1725 | function _getJoins($model) { |
| 1726 | $join = array(); |
| 1727 | $joins = array_merge($model->getAssociated('hasOne'), $model->getAssociated('belongsTo')); |
| 1728 | |
| 1729 | foreach ($joins as $assoc) { |
| 1730 | if (isset($model->{$assoc}) && $model->useDbConfig == $model->{$assoc}->useDbConfig) { |
| 1731 | $assocData = $model->getAssociated($assoc); |
| 1732 | $join[] = $this->buildJoinStatement(array( |
| 1733 | 'table' => $this->fullTableName($model->{$assoc}), |
| 1734 | 'alias' => $assoc, |
| 1735 | 'type' => isset($assocData['type']) ? $assocData['type'] : 'LEFT', |
| 1736 | 'conditions' => trim($this->conditions( |
| 1737 | $this->__mergeConditions($assocData['conditions'], $this->getConstraint($assocData['association'], $model, $model->{$assoc}, $assoc, $assocData)), |
| 1738 | true, false, $model |
| 1739 | )) |
| 1740 | )); |
| 1741 | } |
| 1742 | } |
| 1743 | return $join; |
| 1744 | } |
| 1745 | |
| 1746 | /** |
| 1747 | * Returns an SQL calculation, i.e. COUNT() or MAX() |
| 1748 | * |
| 1749 | * @param model $model |
| 1750 | * @param string $func Lowercase name of SQL function, i.e. 'count' or 'max' |
| 1751 | * @param array $params Function parameters (any values must be quoted manually) |
| 1752 | * @return string An SQL calculation function |
| 1753 | * @access public |
| 1754 | */ |
| 1755 | function calculate(&$model, $func, $params = array()) { |
| 1756 | $params = (array)$params; |
| 1757 | |
| 1758 | switch (strtolower($func)) { |
| 1759 | case 'count': |
| 1760 | if (!isset($params[0])) { |
| 1761 | $params[0] = '*'; |
| 1762 | } |
| 1763 | if (!isset($params[1])) { |
| 1764 | $params[1] = 'count'; |
| 1765 | } |
| 1766 | if (is_object($model) && $model->isVirtualField($params[0])){ |
| 1767 | $arg = $this->__quoteFields($model->getVirtualField($params[0])); |
| 1768 | } else { |
| 1769 | $arg = $this->name($params[0]); |
| 1770 | } |
| 1771 | return 'COUNT(' . $arg . ') AS ' . $this->name($params[1]); |
| 1772 | case 'max': |
| 1773 | case 'min': |
| 1774 | if (!isset($params[1])) { |
| 1775 | $params[1] = $params[0]; |
| 1776 | } |
| 1777 | if (is_object($model) && $model->isVirtualField($params[0])) { |
| 1778 | $arg = $this->__quoteFields($model->getVirtualField($params[0])); |
| 1779 | } else { |
| 1780 | $arg = $this->name($params[0]); |
| 1781 | } |
| 1782 | return strtoupper($func) . '(' . $arg . ') AS ' . $this->name($params[1]); |
| 1783 | break; |
| 1784 | } |
| 1785 | } |
| 1786 | |
| 1787 | /** |
| 1788 | * Deletes all the records in a table and resets the count of the auto-incrementing |
| 1789 | * primary key, where applicable. |
| 1790 | * |
| 1791 | * @param mixed $table A string or model class representing the table to be truncated |
| 1792 | * @return boolean SQL TRUNCATE TABLE statement, false if not applicable. |
| 1793 | * @access public |
| 1794 | */ |
| 1795 | function truncate($table) { |
| 1796 | return $this->execute('TRUNCATE TABLE ' . $this->fullTableName($table)); |
| 1797 | } |
| 1798 | |
| 1799 | /** |
| 1800 | * Begin a transaction |
| 1801 | * |
| 1802 | * @param model $model |
| 1803 | * @return boolean True on success, false on fail |
| 1804 | * (i.e. if the database/model does not support transactions, |
| 1805 | * or a transaction has not started). |
| 1806 | * @access public |
| 1807 | */ |
| 1808 | function begin(&$model) { |
| 1809 | if (parent::begin($model) && $this->execute($this->_commands['begin'])) { |
| 1810 | $this->_transactionStarted = true; |
| 1811 | return true; |
| 1812 | } |
| 1813 | return false; |
| 1814 | } |
| 1815 | |
| 1816 | /** |
| 1817 | * Commit a transaction |
| 1818 | * |
| 1819 | * @param model $model |
| 1820 | * @return boolean True on success, false on fail |
| 1821 | * (i.e. if the database/model does not support transactions, |
| 1822 | * or a transaction has not started). |
| 1823 | * @access public |
| 1824 | */ |
| 1825 | function commit(&$model) { |
| 1826 | if (parent::commit($model) && $this->execute($this->_commands['commit'])) { |
| 1827 | $this->_transactionStarted = false; |
| 1828 | return true; |
| 1829 | } |
| 1830 | return false; |
| 1831 | } |
| 1832 | |
| 1833 | /** |
| 1834 | * Rollback a transaction |
| 1835 | * |
| 1836 | * @param model $model |
| 1837 | * @return boolean True on success, false on fail |
| 1838 | * (i.e. if the database/model does not support transactions, |
| 1839 | * or a transaction has not started). |
| 1840 | * @access public |
| 1841 | */ |
| 1842 | function rollback(&$model) { |
| 1843 | if (parent::rollback($model) && $this->execute($this->_commands['rollback'])) { |
| 1844 | $this->_transactionStarted = false; |
| 1845 | return true; |
| 1846 | } |
| 1847 | return false; |
| 1848 | } |
| 1849 | |
| 1850 | /** |
| 1851 | * Creates a default set of conditions from the model if $conditions is null/empty. |
| 1852 | * If conditions are supplied then they will be returned. If a model doesn't exist and no conditions |
| 1853 | * were provided either null or false will be returned based on what was input. |
| 1854 | * |
| 1855 | * @param object $model |
| 1856 | * @param mixed $conditions Array of conditions, conditions string, null or false. If an array of conditions, |
| 1857 | * or string conditions those conditions will be returned. With other values the model's existance will be checked. |
| 1858 | * If the model doesn't exist a null or false will be returned depending on the input value. |
| 1859 | * @param boolean $useAlias Use model aliases rather than table names when generating conditions |
| 1860 | * @return mixed Either null, false, $conditions or an array of default conditions to use. |
| 1861 | * @see DboSource::update() |
| 1862 | * @see DboSource::conditions() |
| 1863 | * @access public |
| 1864 | */ |
| 1865 | function defaultConditions(&$model, $conditions, $useAlias = true) { |
| 1866 | if (!empty($conditions)) { |
| 1867 | return $conditions; |
| 1868 | } |
| 1869 | $exists = $model->exists(); |
| 1870 | if (!$exists && $conditions !== null) { |
| 1871 | return false; |
| 1872 | } elseif (!$exists) { |
| 1873 | return null; |
| 1874 | } |
| 1875 | $alias = $model->alias; |
| 1876 | |
| 1877 | if (!$useAlias) { |
| 1878 | $alias = $this->fullTableName($model, false); |
| 1879 | } |
| 1880 | return array("{$alias}.{$model->primaryKey}" => $model->getID()); |
| 1881 | } |
| 1882 | |
| 1883 | /** |
| 1884 | * Returns a key formatted like a string Model.fieldname(i.e. Post.title, or Country.name) |
| 1885 | * |
| 1886 | * @param unknown_type $model |
| 1887 | * @param unknown_type $key |
| 1888 | * @param unknown_type $assoc |
| 1889 | * @return string |
| 1890 | * @access public |
| 1891 | */ |
| 1892 | function resolveKey($model, $key, $assoc = null) { |
| 1893 | if (empty($assoc)) { |
| 1894 | $assoc = $model->alias; |
| 1895 | } |
| 1896 | if (!strpos('.', $key)) { |
| 1897 | return $this->name($model->alias) . '.' . $this->name($key); |
| 1898 | } |
| 1899 | return $key; |
| 1900 | } |
| 1901 | |
| 1902 | /** |
| 1903 | * Private helper method to remove query metadata in given data array. |
| 1904 | * |
| 1905 | * @param array $data |
| 1906 | * @return array |
| 1907 | * @access public |
| 1908 | */ |
| 1909 | function __scrubQueryData($data) { |
| 1910 | foreach (array('conditions', 'fields', 'joins', 'order', 'limit', 'offset', 'group') as $key) { |
| 1911 | if (empty($data[$key])) { |
| 1912 | $data[$key] = array(); |
| 1913 | } |
| 1914 | } |
| 1915 | return $data; |
| 1916 | } |
| 1917 | |
| 1918 | /** |
| 1919 | * Converts model virtual fields into sql expressions to be fetched later |
| 1920 | * |
| 1921 | * @param Model $model |
| 1922 | * @param string $alias Alias tablename |
| 1923 | * @param mixed $fields virtual fields to be used on query |
| 1924 | * @return array |
| 1925 | */ |
| 1926 | function _constructVirtualFields(&$model, $alias, $fields) { |
| 1927 | $virtual = array(); |
| 1928 | foreach ($fields as $field) { |
| 1929 | $virtualField = $this->name($alias . $this->virtualFieldSeparator . $field); |
| 1930 | $expression = $this->__quoteFields($model->getVirtualField($field)); |
| 1931 | $virtual[] = '(' . $expression . ") {$this->alias} {$virtualField}"; |
| 1932 | } |
| 1933 | return $virtual; |
| 1934 | } |
| 1935 | |
| 1936 | /** |
| 1937 | * Generates the fields list of an SQL query. |
| 1938 | * |
| 1939 | * @param Model $model |
| 1940 | * @param string $alias Alias tablename |
| 1941 | * @param mixed $fields |
| 1942 | * @param boolean $quote If false, returns fields array unquoted |
| 1943 | * @return array |
| 1944 | * @access public |
| 1945 | */ |
| 1946 | function fields(&$model, $alias = null, $fields = array(), $quote = true) { |
| 1947 | if (empty($alias)) { |
| 1948 | $alias = $model->alias; |
| 1949 | } |
| 1950 | $cacheKey = array( |
| 1951 | $model->useDbConfig, |
| 1952 | $model->table, |
| 1953 | array_keys($model->schema()), |
| 1954 | $model->name, |
| 1955 | $model->getVirtualField(), |
| 1956 | $alias, |
| 1957 | $fields, |
| 1958 | $quote |
| 1959 | ); |
| 1960 | $cacheKey = crc32(serialize($cacheKey)); |
| 1961 | if ($return = $this->cacheMethod(__FUNCTION__, $cacheKey)) { |
| 1962 | return $return; |
| 1963 | } |
| 1964 | $allFields = empty($fields); |
| 1965 | if ($allFields) { |
| 1966 | $fields = array_keys($model->schema()); |
| 1967 | } elseif (!is_array($fields)) { |
| 1968 | $fields = String::tokenize($fields); |
| 1969 | } |
| 1970 | $fields = array_values(array_filter($fields)); |
| 1971 | $allFields = $allFields || in_array('*', $fields) || in_array($model->alias . '.*', $fields); |
| 1972 | |
| 1973 | $virtual = array(); |
| 1974 | $virtualFields = $model->getVirtualField(); |
| 1975 | if (!empty($virtualFields)) { |
| 1976 | $virtualKeys = array_keys($virtualFields); |
| 1977 | foreach ($virtualKeys as $field) { |
| 1978 | $virtualKeys[] = $model->alias . '.' . $field; |
| 1979 | } |
| 1980 | $virtual = ($allFields) ? $virtualKeys : array_intersect($virtualKeys, $fields); |
| 1981 | foreach ($virtual as $i => $field) { |
| 1982 | if (strpos($field, '.') !== false) { |
| 1983 | $virtual[$i] = str_replace($model->alias . '.', '', $field); |
| 1984 | } |
| 1985 | $fields = array_diff($fields, array($field)); |
| 1986 | } |
| 1987 | $fields = array_values($fields); |
| 1988 | } |
| 1989 | |
| 1990 | if (!$quote) { |
| 1991 | if (!empty($virtual)) { |
| 1992 | $fields = array_merge($fields, $this->_constructVirtualFields($model, $alias, $virtual)); |
| 1993 | } |
| 1994 | return $fields; |
| 1995 | } |
| 1996 | $count = count($fields); |
| 1997 | |
| 1998 | if ($count >= 1 && !in_array($fields[0], array('*', 'COUNT(*)'))) { |
| 1999 | for ($i = 0; $i < $count; $i++) { |
| 2000 | if (is_string($fields[$i]) && in_array($fields[$i], $virtual)) { |
| 2001 | unset($fields[$i]); |
| 2002 | continue; |
| 2003 | } |
| 2004 | if (is_object($fields[$i]) && isset($fields[$i]->type) && $fields[$i]->type === 'expression') { |
| 2005 | $fields[$i] = $fields[$i]->value; |
| 2006 | } elseif (preg_match('/^\(.*\)\s' . $this->alias . '.*/i', $fields[$i])){ |
| 2007 | continue; |
| 2008 | } elseif (!preg_match('/^.+\\(.*\\)/', $fields[$i])) { |
| 2009 | $prepend = ''; |
| 2010 | |
| 2011 | if (strpos($fields[$i], 'DISTINCT') !== false) { |
| 2012 | $prepend = 'DISTINCT '; |
| 2013 | $fields[$i] = trim(str_replace('DISTINCT', '', $fields[$i])); |
| 2014 | } |
| 2015 | $dot = strpos($fields[$i], '.'); |
| 2016 | |
| 2017 | if ($dot === false) { |
| 2018 | $prefix = !( |
| 2019 | strpos($fields[$i], ' ') !== false || |
| 2020 | strpos($fields[$i], '(') !== false |
| 2021 | ); |
| 2022 | $fields[$i] = $this->name(($prefix ? $alias . '.' : '') . $fields[$i]); |
| 2023 | } else { |
| 2024 | $value = array(); |
| 2025 | $comma = strpos($fields[$i], ','); |
| 2026 | if ($comma === false) { |
| 2027 | $build = explode('.', $fields[$i]); |
| 2028 | if (!Set::numeric($build)) { |
| 2029 | $fields[$i] = $this->name(implode('.', $build)); |
| 2030 | } |
| 2031 | } |
| 2032 | } |
| 2033 | $fields[$i] = $prepend . $fields[$i]; |
| 2034 | } elseif (preg_match('/\(([\.\w]+)\)/', $fields[$i], $field)) { |
| 2035 | if (isset($field[1])) { |
| 2036 | if (strpos($field[1], '.') === false) { |
| 2037 | $field[1] = $this->name($alias . '.' . $field[1]); |
| 2038 | } else { |
| 2039 | $field[0] = explode('.', $field[1]); |
| 2040 | if (!Set::numeric($field[0])) { |
| 2041 | $field[0] = implode('.', array_map(array(&$this, 'name'), $field[0])); |
| 2042 | $fields[$i] = preg_replace('/\(' . $field[1] . '\)/', '(' . $field[0] . ')', $fields[$i], 1); |
| 2043 | } |
| 2044 | } |
| 2045 | } |
| 2046 | } |
| 2047 | } |
| 2048 | } |
| 2049 | if (!empty($virtual)) { |
| 2050 | $fields = array_merge($fields, $this->_constructVirtualFields($model, $alias, $virtual)); |
| 2051 | } |
| 2052 | return $this->cacheMethod(__FUNCTION__, $cacheKey, array_unique($fields)); |
| 2053 | } |
| 2054 | |
| 2055 | /** |
| 2056 | * Creates a WHERE clause by parsing given conditions data. If an array or string |
| 2057 | * conditions are provided those conditions will be parsed and quoted. If a boolean |
| 2058 | * is given it will be integer cast as condition. Null will return 1 = 1. |
| 2059 | * |
| 2060 | * Results of this method are stored in a memory cache. This improves performance, but |
| 2061 | * because the method uses a simple hashing algorithm it can infrequently have collisions. |
| 2062 | * Setting DboSource::$cacheMethods to false will disable the memory cache. |
| 2063 | * |
| 2064 | * @param mixed $conditions Array or string of conditions, or any value. |
| 2065 | * @param boolean $quoteValues If true, values should be quoted |
| 2066 | * @param boolean $where If true, "WHERE " will be prepended to the return value |
| 2067 | * @param Model $model A reference to the Model instance making the query |
| 2068 | * @return string SQL fragment |
| 2069 | * @access public |
| 2070 | */ |
| 2071 | function conditions($conditions, $quoteValues = true, $where = true, $model = null) { |
| 2072 | if (is_object($model)) { |
| 2073 | $cacheKey = array( |
| 2074 | $model->useDbConfig, |
| 2075 | $model->table, |
| 2076 | $model->schema(), |
| 2077 | $model->name, |
| 2078 | $model->getVirtualField(), |
| 2079 | $conditions, |
| 2080 | $quoteValues, |
| 2081 | $where |
| 2082 | ); |
| 2083 | } else { |
| 2084 | $cacheKey = array($conditions, $quoteValues, $where); |
| 2085 | } |
| 2086 | $cacheKey = crc32(serialize($cacheKey)); |
| 2087 | if ($return = $this->cacheMethod(__FUNCTION__, $cacheKey)) { |
| 2088 | return $return; |
| 2089 | } |
| 2090 | |
| 2091 | $clause = $out = ''; |
| 2092 | |
| 2093 | if ($where) { |
| 2094 | $clause = ' WHERE '; |
| 2095 | } |
| 2096 | |
| 2097 | if (is_array($conditions) && !empty($conditions)) { |
| 2098 | $out = $this->conditionKeysToString($conditions, $quoteValues, $model); |
| 2099 | |
| 2100 | if (empty($out)) { |
| 2101 | return $this->cacheMethod(__FUNCTION__, $cacheKey, $clause . ' 1 = 1'); |
| 2102 | } |
| 2103 | return $this->cacheMethod(__FUNCTION__, $cacheKey, $clause . implode(' AND ', $out)); |
| 2104 | } |
| 2105 | if ($conditions === false || $conditions === true) { |
| 2106 | return $this->cacheMethod(__FUNCTION__, $cacheKey, $clause . (int)$conditions . ' = 1'); |
| 2107 | } |
| 2108 | |
| 2109 | if (empty($conditions) || trim($conditions) == '') { |
| 2110 | return $this->cacheMethod(__FUNCTION__, $cacheKey, $clause . '1 = 1'); |
| 2111 | } |
| 2112 | $clauses = '/^WHERE\\x20|^GROUP\\x20BY\\x20|^HAVING\\x20|^ORDER\\x20BY\\x20/i'; |
| 2113 | |
| 2114 | if (preg_match($clauses, $conditions, $match)) { |
| 2115 | $clause = ''; |
| 2116 | } |
| 2117 | if (trim($conditions) == '') { |
| 2118 | $conditions = ' 1 = 1'; |
| 2119 | } else { |
| 2120 | $conditions = $this->__quoteFields($conditions); |
| 2121 | } |
| 2122 | return $this->cacheMethod(__FUNCTION__, $cacheKey, $clause . $conditions); |
| 2123 | } |
| 2124 | |
| 2125 | /** |
| 2126 | * Creates a WHERE clause by parsing given conditions array. Used by DboSource::conditions(). |
| 2127 | * |
| 2128 | * @param array $conditions Array or string of conditions |
| 2129 | * @param boolean $quoteValues If true, values should be quoted |
| 2130 | * @param Model $model A reference to the Model instance making the query |
| 2131 | * @return string SQL fragment |
| 2132 | * @access public |
| 2133 | */ |
| 2134 | function conditionKeysToString($conditions, $quoteValues = true, $model = null) { |
| 2135 | $c = 0; |
| 2136 | $out = array(); |
| 2137 | $data = $columnType = null; |
| 2138 | $bool = array('and', 'or', 'not', 'and not', 'or not', 'xor', '||', '&&'); |
| 2139 | |
| 2140 | foreach ($conditions as $key => $value) { |
| 2141 | $join = ' AND '; |
| 2142 | $not = null; |
| 2143 | |
| 2144 | if (is_array($value)) { |
| 2145 | $valueInsert = ( |
| 2146 | !empty($value) && |
| 2147 | (substr_count($key, '?') == count($value) || substr_count($key, ':') == count($value)) |
| 2148 | ); |
| 2149 | } |
| 2150 | |
| 2151 | if (is_numeric($key) && empty($value)) { |
| 2152 | continue; |
| 2153 | } elseif (is_numeric($key) && is_string($value)) { |
| 2154 | $out[] = $not . $this->__quoteFields($value); |
| 2155 | } elseif ((is_numeric($key) && is_array($value)) || in_array(strtolower(trim($key)), $bool)) { |
| 2156 | if (in_array(strtolower(trim($key)), $bool)) { |
| 2157 | $join = ' ' . strtoupper($key) . ' '; |
| 2158 | } else { |
| 2159 | $key = $join; |
| 2160 | } |
| 2161 | $value = $this->conditionKeysToString($value, $quoteValues, $model); |
| 2162 | |
| 2163 | if (strpos($join, 'NOT') !== false) { |
| 2164 | if (strtoupper(trim($key)) == 'NOT') { |
| 2165 | $key = 'AND ' . trim($key); |
| 2166 | } |
| 2167 | $not = 'NOT '; |
| 2168 | } |
| 2169 | |
| 2170 | if (empty($value[1])) { |
| 2171 | if ($not) { |
| 2172 | $out[] = $not . '(' . $value[0] . ')'; |
| 2173 | } else { |
| 2174 | $out[] = $value[0] ; |
| 2175 | } |
| 2176 | } else { |
| 2177 | $out[] = '(' . $not . '(' . implode(') ' . strtoupper($key) . ' (', $value) . '))'; |
| 2178 | } |
| 2179 | |
| 2180 | } else { |
| 2181 | if (is_object($value) && isset($value->type)) { |
| 2182 | if ($value->type == 'identifier') { |
| 2183 | $data .= $this->name($key) . ' = ' . $this->name($value->value); |
| 2184 | } elseif ($value->type == 'expression') { |
| 2185 | if (is_numeric($key)) { |
| 2186 | $data .= $value->value; |
| 2187 | } else { |
| 2188 | $data .= $this->name($key) . ' = ' . $value->value; |
| 2189 | } |
| 2190 | } |
| 2191 | } elseif (is_array($value) && !empty($value) && !$valueInsert) { |
| 2192 | $keys = array_keys($value); |
| 2193 | if ($keys === array_values($keys)) { |
| 2194 | $count = count($value); |
| 2195 | if ($count === 1) { |
| 2196 | $data = $this->__quoteFields($key) . ' = ('; |
| 2197 | } else { |
| 2198 | $data = $this->__quoteFields($key) . ' IN ('; |
| 2199 | } |
| 2200 | if ($quoteValues) { |
| 2201 | if (is_object($model)) { |
| 2202 | $columnType = $model->getColumnType($key); |
| 2203 | } |
| 2204 | $data .= implode(', ', $this->value($value, $columnType)); |
| 2205 | } |
| 2206 | $data .= ')'; |
| 2207 | } else { |
| 2208 | $ret = $this->conditionKeysToString($value, $quoteValues, $model); |
| 2209 | if (count($ret) > 1) { |
| 2210 | $data = '(' . implode(') AND (', $ret) . ')'; |
| 2211 | } elseif (isset($ret[0])) { |
| 2212 | $data = $ret[0]; |
| 2213 | } |
| 2214 | } |
| 2215 | } elseif (is_numeric($key) && !empty($value)) { |
| 2216 | $data = $this->__quoteFields($value); |
| 2217 | } else { |
| 2218 | $data = $this->__parseKey($model, trim($key), $value); |
| 2219 | } |
| 2220 | |
| 2221 | if ($data != null) { |
| 2222 | $out[] = $data; |
| 2223 | $data = null; |
| 2224 | } |
| 2225 | } |
| 2226 | $c++; |
| 2227 | } |
| 2228 | return $out; |
| 2229 | } |
| 2230 | |
| 2231 | /** |
| 2232 | * Extracts a Model.field identifier and an SQL condition operator from a string, formats |
| 2233 | * and inserts values, and composes them into an SQL snippet. |
| 2234 | * |
| 2235 | * @param Model $model Model object initiating the query |
| 2236 | * @param string $key An SQL key snippet containing a field and optional SQL operator |
| 2237 | * @param mixed $value The value(s) to be inserted in the string |
| 2238 | * @return string |
| 2239 | * @access private |
| 2240 | */ |
| 2241 | function __parseKey(&$model, $key, $value) { |
| 2242 | $operatorMatch = '/^((' . implode(')|(', $this->__sqlOps); |
| 2243 | $operatorMatch .= '\\x20)|<[>=]?(?![^>]+>)\\x20?|[>=!]{1,3}(?!<)\\x20?)/is'; |
| 2244 | $bound = (strpos($key, '?') !== false || (is_array($value) && strpos($key, ':') !== false)); |
| 2245 | |
| 2246 | if (!strpos($key, ' ')) { |
| 2247 | $operator = '='; |
| 2248 | } else { |
| 2249 | list($key, $operator) = explode(' ', trim($key), 2); |
| 2250 | |
| 2251 | if (!preg_match($operatorMatch, trim($operator)) && strpos($operator, ' ') !== false) { |
| 2252 | $key = $key . ' ' . $operator; |
| 2253 | $split = strrpos($key, ' '); |
| 2254 | $operator = substr($key, $split); |
| 2255 | $key = substr($key, 0, $split); |
| 2256 | } |
| 2257 | } |
| 2258 | |
| 2259 | $virtual = false; |
| 2260 | if (is_object($model) && $model->isVirtualField($key)) { |
| 2261 | $key = $this->__quoteFields($model->getVirtualField($key)); |
| 2262 | $virtual = true; |
| 2263 | } |
| 2264 | |
| 2265 | $type = (is_object($model) ? $model->getColumnType($key) : null); |
| 2266 | |
| 2267 | $null = ($value === null || (is_array($value) && empty($value))); |
| 2268 | |
| 2269 | if (strtolower($operator) === 'not') { |
| 2270 | $data = $this->conditionKeysToString( |
| 2271 | array($operator => array($key => $value)), true, $model |
| 2272 | ); |
| 2273 | return $data[0]; |
| 2274 | } |
| 2275 | |
| 2276 | $value = $this->value($value, $type); |
| 2277 | |
| 2278 | if (!$virtual && $key !== '?') { |
| 2279 | $isKey = (strpos($key, '(') !== false || strpos($key, ')') !== false); |
| 2280 | $key = $isKey ? $this->__quoteFields($key) : $this->name($key); |
| 2281 | } |
| 2282 | |
| 2283 | if ($bound) { |
| 2284 | return String::insert($key . ' ' . trim($operator), $value); |
| 2285 | } |
| 2286 | |
| 2287 | if (!preg_match($operatorMatch, trim($operator))) { |
| 2288 | $operator .= ' ='; |
| 2289 | } |
| 2290 | $operator = trim($operator); |
| 2291 | |
| 2292 | if (is_array($value)) { |
| 2293 | $value = implode(', ', $value); |
| 2294 | |
| 2295 | switch ($operator) { |
| 2296 | case '=': |
| 2297 | $operator = 'IN'; |
| 2298 | break; |
| 2299 | case '!=': |
| 2300 | case '<>': |
| 2301 | $operator = 'NOT IN'; |
| 2302 | break; |
| 2303 | } |
| 2304 | $value = "({$value})"; |
| 2305 | } elseif ($null) { |
| 2306 | switch ($operator) { |
| 2307 | case '=': |
| 2308 | $operator = 'IS'; |
| 2309 | break; |
| 2310 | case '!=': |
| 2311 | case '<>': |
| 2312 | $operator = 'IS NOT'; |
| 2313 | break; |
| 2314 | } |
| 2315 | } |
| 2316 | if ($virtual) { |
| 2317 | return "({$key}) {$operator} {$value}"; |
| 2318 | } |
| 2319 | return "{$key} {$operator} {$value}"; |
| 2320 | } |
| 2321 | |
| 2322 | /** |
| 2323 | * Quotes Model.fields |
| 2324 | * |
| 2325 | * @param string $conditions |
| 2326 | * @return string or false if no match |
| 2327 | * @access private |
| 2328 | */ |
| 2329 | function __quoteFields($conditions) { |
| 2330 | $start = $end = null; |
| 2331 | $original = $conditions; |
| 2332 | |
| 2333 | if (!empty($this->startQuote)) { |
| 2334 | $start = preg_quote($this->startQuote); |
| 2335 | } |
| 2336 | if (!empty($this->endQuote)) { |
| 2337 | $end = preg_quote($this->endQuote); |
| 2338 | } |
| 2339 | $conditions = str_replace(array($start, $end), '', $conditions); |
| 2340 | $conditions = preg_replace_callback('/(?:[\'\"][^\'\"\\\]*(?:\\\.[^\'\"\\\]*)*[\'\"])|([a-z0-9_' . $start . $end . ']*\\.[a-z0-9_' . $start . $end . ']*)/i', array(&$this, '__quoteMatchedField'), $conditions); |
| 2341 | |
| 2342 | if ($conditions !== null) { |
| 2343 | return $conditions; |
| 2344 | } |
| 2345 | return $original; |
| 2346 | } |
| 2347 | |
| 2348 | /** |
| 2349 | * Auxiliary function to quote matches `Model.fields` from a preg_replace_callback call |
| 2350 | * |
| 2351 | * @param string matched string |
| 2352 | * @return string quoted strig |
| 2353 | * @access private |
| 2354 | */ |
| 2355 | function __quoteMatchedField($match) { |
| 2356 | if (is_numeric($match[0])) { |
| 2357 | return $match[0]; |
| 2358 | } |
| 2359 | return $this->name($match[0]); |
| 2360 | } |
| 2361 | |
| 2362 | /** |
| 2363 | * Returns a limit statement in the correct format for the particular database. |
| 2364 | * |
| 2365 | * @param integer $limit Limit of results returned |
| 2366 | * @param integer $offset Offset from which to start results |
| 2367 | * @return string SQL limit/offset statement |
| 2368 | * @access public |
| 2369 | */ |
| 2370 | function limit($limit, $offset = null) { |
| 2371 | if ($limit) { |
| 2372 | $rt = ''; |
| 2373 | if (!strpos(strtolower($limit), 'limit') || strpos(strtolower($limit), 'limit') === 0) { |
| 2374 | $rt = ' LIMIT'; |
| 2375 | } |
| 2376 | |
| 2377 | if ($offset) { |
| 2378 | $rt .= ' ' . $offset . ','; |
| 2379 | } |
| 2380 | |
| 2381 | $rt .= ' ' . $limit; |
| 2382 | return $rt; |
| 2383 | } |
| 2384 | return null; |
| 2385 | } |
| 2386 | |
| 2387 | /** |
| 2388 | * Returns an ORDER BY clause as a string. |
| 2389 | * |
| 2390 | * @param string $key Field reference, as a key (i.e. Post.title) |
| 2391 | * @param string $direction Direction (ASC or DESC) |
| 2392 | * @param object $model model reference (used to look for virtual field) |
| 2393 | * @return string ORDER BY clause |
| 2394 | * @access public |
| 2395 | */ |
| 2396 | function order($keys, $direction = 'ASC', $model = null) { |
| 2397 | if (!is_array($keys)) { |
| 2398 | $keys = array($keys); |
| 2399 | } |
| 2400 | $keys = array_filter($keys); |
| 2401 | $result = array(); |
| 2402 | while (!empty($keys)) { |
| 2403 | list($key, $dir) = each($keys); |
| 2404 | array_shift($keys); |
| 2405 | |
| 2406 | if (is_numeric($key)) { |
| 2407 | $key = $dir; |
| 2408 | $dir = $direction; |
| 2409 | } |
| 2410 | |
| 2411 | if (is_string($key) && strpos($key, ',') && !preg_match('/\(.+\,.+\)/', $key)) { |
| 2412 | $key = array_map('trim', explode(',', $key)); |
| 2413 | } |
| 2414 | if (is_array($key)) { |
| 2415 | //Flatten the array |
| 2416 | $key = array_reverse($key, true); |
| 2417 | foreach ($key as $k => $v) { |
| 2418 | if (is_numeric($k)) { |
| 2419 | array_unshift($keys, $v); |
| 2420 | } else { |
| 2421 | $keys = array($k => $v) + $keys; |
| 2422 | } |
| 2423 | } |
| 2424 | continue; |
| 2425 | } elseif (is_object($key) && isset($key->type) && $key->type === 'expression') { |
| 2426 | $result[] = $key->value; |
| 2427 | continue; |
| 2428 | } |
| 2429 | |
| 2430 | if (preg_match('/\\x20(ASC|DESC).*/i', $key, $_dir)) { |
| 2431 | $dir = $_dir[0]; |
| 2432 | $key = preg_replace('/\\x20(ASC|DESC).*/i', '', $key); |
| 2433 | } |
| 2434 | |
| 2435 | $key = trim($key); |
| 2436 | |
| 2437 | if (is_object($model) && $model->isVirtualField($key)) { |
| 2438 | $key = '(' . $this->__quoteFields($model->getVirtualField($key)) . ')'; |
| 2439 | } |
| 2440 | |
| 2441 | if (strpos($key, '.')) { |
| 2442 | $key = preg_replace_callback('/([a-zA-Z0-9_-]{1,})\\.([a-zA-Z0-9_-]{1,})/', array(&$this, '__quoteMatchedField'), $key); |
| 2443 | } |
| 2444 | if (!preg_match('/\s/', $key) && !strpos($key, '.')) { |
| 2445 | $key = $this->name($key); |
| 2446 | } |
| 2447 | $key .= ' ' . trim($dir); |
| 2448 | $result[] = $key; |
| 2449 | } |
| 2450 | if (!empty($result)) { |
| 2451 | return ' ORDER BY ' . implode(', ', $result); |
| 2452 | } |
| 2453 | return ''; |
| 2454 | } |
| 2455 | |
| 2456 | /** |
| 2457 | * Create a GROUP BY SQL clause |
| 2458 | * |
| 2459 | * @param string $group Group By Condition |
| 2460 | * @return mixed string condition or null |
| 2461 | * @access public |
| 2462 | */ |
| 2463 | function group($group, $model = null) { |
| 2464 | if ($group) { |
| 2465 | if (!is_array($group)) { |
| 2466 | $group = array($group); |
| 2467 | } |
| 2468 | foreach($group as $index => $key) { |
| 2469 | if (is_object($model) && $model->isVirtualField($key)) { |
| 2470 | $group[$index] = '(' . $model->getVirtualField($key) . ')'; |
| 2471 | } |
| 2472 | } |
| 2473 | $group = implode(', ', $group); |
| 2474 | return ' GROUP BY ' . $this->__quoteFields($group); |
| 2475 | } |
| 2476 | return null; |
| 2477 | } |
| 2478 | |
| 2479 | /** |
| 2480 | * Disconnects database, kills the connection and says the connection is closed. |
| 2481 | * |
| 2482 | * @return void |
| 2483 | * @access public |
| 2484 | */ |
| 2485 | function close() { |
| 2486 | $this->disconnect(); |
| 2487 | } |
| 2488 | |
| 2489 | /** |
| 2490 | * Checks if the specified table contains any record matching specified SQL |
| 2491 | * |
| 2492 | * @param Model $model Model to search |
| 2493 | * @param string $sql SQL WHERE clause (condition only, not the "WHERE" part) |
| 2494 | * @return boolean True if the table has a matching record, else false |
| 2495 | * @access public |
| 2496 | */ |
| 2497 | function hasAny(&$Model, $sql) { |
| 2498 | $sql = $this->conditions($sql); |
| 2499 | $table = $this->fullTableName($Model); |
| 2500 | $alias = $this->alias . $this->name($Model->alias); |
| 2501 | $where = $sql ? "{$sql}" : ' WHERE 1 = 1'; |
| 2502 | $id = $Model->escapeField(); |
| 2503 | |
| 2504 | $out = $this->fetchRow("SELECT COUNT({$id}) {$this->alias}count FROM {$table} {$alias}{$where}"); |
| 2505 | |
| 2506 | if (is_array($out)) { |
| 2507 | return $out[0]['count']; |
| 2508 | } |
| 2509 | return false; |
| 2510 | } |
| 2511 | |
| 2512 | /** |
| 2513 | * Gets the length of a database-native column description, or null if no length |
| 2514 | * |
| 2515 | * @param string $real Real database-layer column type (i.e. "varchar(255)") |
| 2516 | * @return mixed An integer or string representing the length of the column |
| 2517 | * @access public |
| 2518 | */ |
| 2519 | function length($real) { |
| 2520 | if (!preg_match_all('/([\w\s]+)(?:\((\d+)(?:,(\d+))?\))?(\sunsigned)?(\szerofill)?/', $real, $result)) { |
| 2521 | trigger_error(__("FIXME: Can't parse field: " . $real, true), E_USER_WARNING); |
| 2522 | $col = str_replace(array(')', 'unsigned'), '', $real); |
| 2523 | $limit = null; |
| 2524 | |
| 2525 | if (strpos($col, '(') !== false) { |
| 2526 | list($col, $limit) = explode('(', $col); |
| 2527 | } |
| 2528 | if ($limit != null) { |
| 2529 | return intval($limit); |
| 2530 | } |
| 2531 | return null; |
| 2532 | } |
| 2533 | |
| 2534 | $types = array( |
| 2535 | 'int' => 1, 'tinyint' => 1, 'smallint' => 1, 'mediumint' => 1, 'integer' => 1, 'bigint' => 1 |
| 2536 | ); |
| 2537 | |
| 2538 | list($real, $type, $length, $offset, $sign, $zerofill) = $result; |
| 2539 | $typeArr = $type; |
| 2540 | $type = $type[0]; |
| 2541 | $length = $length[0]; |
| 2542 | $offset = $offset[0]; |
| 2543 | |
| 2544 | $isFloat = in_array($type, array('dec', 'decimal', 'float', 'numeric', 'double')); |
| 2545 | if ($isFloat && $offset) { |
| 2546 | return $length.','.$offset; |
| 2547 | } |
| 2548 | |
| 2549 | if (($real[0] == $type) && (count($real) == 1)) { |
| 2550 | return null; |
| 2551 | } |
| 2552 | |
| 2553 | if (isset($types[$type])) { |
| 2554 | $length += $types[$type]; |
| 2555 | if (!empty($sign)) { |
| 2556 | $length--; |
| 2557 | } |
| 2558 | } elseif (in_array($type, array('enum', 'set'))) { |
| 2559 | $length = 0; |
| 2560 | foreach ($typeArr as $key => $enumValue) { |
| 2561 | if ($key == 0) { |
| 2562 | continue; |
| 2563 | } |
| 2564 | $tmpLength = strlen($enumValue); |
| 2565 | if ($tmpLength > $length) { |
| 2566 | $length = $tmpLength; |
| 2567 | } |
| 2568 | } |
| 2569 | } |
| 2570 | return intval($length); |
| 2571 | } |
| 2572 | |
| 2573 | /** |
| 2574 | * Translates between PHP boolean values and Database (faked) boolean values |
| 2575 | * |
| 2576 | * @param mixed $data Value to be translated |
| 2577 | * @return mixed Converted boolean value |
| 2578 | * @access public |
| 2579 | */ |
| 2580 | function boolean($data) { |
| 2581 | if ($data === true || $data === false) { |
| 2582 | if ($data === true) { |
| 2583 | return 1; |
| 2584 | } |
| 2585 | return 0; |
| 2586 | } else { |
| 2587 | return !empty($data); |
| 2588 | } |
| 2589 | } |
| 2590 | |
| 2591 | /** |
| 2592 | * Inserts multiple values into a table |
| 2593 | * |
| 2594 | * @param string $table |
| 2595 | * @param string $fields |
| 2596 | * @param array $values |
| 2597 | * @access protected |
| 2598 | */ |
| 2599 | function insertMulti($table, $fields, $values) { |
| 2600 | $table = $this->fullTableName($table); |
| 2601 | if (is_array($fields)) { |
| 2602 | $fields = implode(', ', array_map(array(&$this, 'name'), $fields)); |
| 2603 | } |
| 2604 | $count = count($values); |
| 2605 | for ($x = 0; $x < $count; $x++) { |
| 2606 | $this->query("INSERT INTO {$table} ({$fields}) VALUES {$values[$x]}"); |
| 2607 | } |
| 2608 | } |
| 2609 | |
| 2610 | /** |
| 2611 | * Returns an array of the indexes in given datasource name. |
| 2612 | * |
| 2613 | * @param string $model Name of model to inspect |
| 2614 | * @return array Fields in table. Keys are column and unique |
| 2615 | * @access public |
| 2616 | */ |
| 2617 | function index($model) { |
| 2618 | return false; |
| 2619 | } |
| 2620 | |
| 2621 | /** |
| 2622 | * Generate a database-native schema for the given Schema object |
| 2623 | * |
| 2624 | * @param object $schema An instance of a subclass of CakeSchema |
| 2625 | * @param string $tableName Optional. If specified only the table name given will be generated. |
| 2626 | * Otherwise, all tables defined in the schema are generated. |
| 2627 | * @return string |
| 2628 | * @access public |
| 2629 | */ |
| 2630 | function createSchema($schema, $tableName = null) { |
| 2631 | if (!is_a($schema, 'CakeSchema')) { |
| 2632 | trigger_error(__('Invalid schema object', true), E_USER_WARNING); |
| 2633 | return null; |
| 2634 | } |
| 2635 | $out = ''; |
| 2636 | |
| 2637 | foreach ($schema->tables as $curTable => $columns) { |
| 2638 | if (!$tableName || $tableName == $curTable) { |
| 2639 | $cols = $colList = $indexes = $tableParameters = array(); |
| 2640 | $primary = null; |
| 2641 | $table = $this->fullTableName($curTable); |
| 2642 | |
| 2643 | foreach ($columns as $name => $col) { |
| 2644 | if (is_string($col)) { |
| 2645 | $col = array('type' => $col); |
| 2646 | } |
| 2647 | if (isset($col['key']) && $col['key'] == 'primary') { |
| 2648 | $primary = $name; |
| 2649 | } |
| 2650 | if ($name !== 'indexes' && $name !== 'tableParameters') { |
| 2651 | $col['name'] = $name; |
| 2652 | if (!isset($col['type'])) { |
| 2653 | $col['type'] = 'string'; |
| 2654 | } |
| 2655 | $cols[] = $this->buildColumn($col); |
| 2656 | } elseif ($name == 'indexes') { |
| 2657 | $indexes = array_merge($indexes, $this->buildIndex($col, $table)); |
| 2658 | } elseif ($name == 'tableParameters') { |
| 2659 | $tableParameters = array_merge($tableParameters, $this->buildTableParameters($col, $table)); |
| 2660 | } |
| 2661 | } |
| 2662 | if (empty($indexes) && !empty($primary)) { |
| 2663 | $col = array('PRIMARY' => array('column' => $primary, 'unique' => 1)); |
| 2664 | $indexes = array_merge($indexes, $this->buildIndex($col, $table)); |
| 2665 | } |
| 2666 | $columns = $cols; |
| 2667 | $out .= $this->renderStatement('schema', compact('table', 'columns', 'indexes', 'tableParameters')) . "\n\n"; |
| 2668 | } |
| 2669 | } |
| 2670 | return $out; |
| 2671 | } |
| 2672 | |
| 2673 | /** |
| 2674 | * Generate a alter syntax from CakeSchema::compare() |
| 2675 | * |
| 2676 | * @param unknown_type $schema |
| 2677 | * @return boolean |
| 2678 | */ |
| 2679 | function alterSchema($compare, $table = null) { |
| 2680 | return false; |
| 2681 | } |
| 2682 | |
| 2683 | /** |
| 2684 | * Generate a "drop table" statement for the given Schema object |
| 2685 | * |
| 2686 | * @param object $schema An instance of a subclass of CakeSchema |
| 2687 | * @param string $table Optional. If specified only the table name given will be generated. |
| 2688 | * Otherwise, all tables defined in the schema are generated. |
| 2689 | * @return string |
| 2690 | * @access public |
| 2691 | */ |
| 2692 | function dropSchema($schema, $table = null) { |
| 2693 | if (!is_a($schema, 'CakeSchema')) { |
| 2694 | trigger_error(__('Invalid schema object', true), E_USER_WARNING); |
| 2695 | return null; |
| 2696 | } |
| 2697 | $out = ''; |
| 2698 | |
| 2699 | foreach ($schema->tables as $curTable => $columns) { |
| 2700 | if (!$table || $table == $curTable) { |
| 2701 | $out .= 'DROP TABLE ' . $this->fullTableName($curTable) . ";\n"; |
| 2702 | } |
| 2703 | } |
| 2704 | return $out; |
| 2705 | } |
| 2706 | |
| 2707 | /** |
| 2708 | * Generate a database-native column schema string |
| 2709 | * |
| 2710 | * @param array $column An array structured like the following: array('name'=>'value', 'type'=>'value'[, options]), |
| 2711 | * where options can be 'default', 'length', or 'key'. |
| 2712 | * @return string |
| 2713 | * @access public |
| 2714 | */ |
| 2715 | function buildColumn($column) { |
| 2716 | $name = $type = null; |
| 2717 | extract(array_merge(array('null' => true), $column)); |
| 2718 | |
| 2719 | if (empty($name) || empty($type)) { |
| 2720 | trigger_error(__('Column name or type not defined in schema', true), E_USER_WARNING); |
| 2721 | return null; |
| 2722 | } |
| 2723 | |
| 2724 | if (!isset($this->columns[$type])) { |
| 2725 | trigger_error(sprintf(__('Column type %s does not exist', true), $type), E_USER_WARNING); |
| 2726 | return null; |
| 2727 | } |
| 2728 | |
| 2729 | $real = $this->columns[$type]; |
| 2730 | $out = $this->name($name) . ' ' . $real['name']; |
| 2731 | |
| 2732 | if (isset($real['limit']) || isset($real['length']) || isset($column['limit']) || isset($column['length'])) { |
| 2733 | if (isset($column['length'])) { |
| 2734 | $length = $column['length']; |
| 2735 | } elseif (isset($column['limit'])) { |
| 2736 | $length = $column['limit']; |
| 2737 | } elseif (isset($real['length'])) { |
| 2738 | $length = $real['length']; |
| 2739 | } else { |
| 2740 | $length = $real['limit']; |
| 2741 | } |
| 2742 | $out .= '(' . $length . ')'; |
| 2743 | } |
| 2744 | |
| 2745 | if (($column['type'] == 'integer' || $column['type'] == 'float' ) && isset($column['default']) && $column['default'] === '') { |
| 2746 | $column['default'] = null; |
| 2747 | } |
| 2748 | $out = $this->_buildFieldParameters($out, $column, 'beforeDefault'); |
| 2749 | |
| 2750 | if (isset($column['key']) && $column['key'] == 'primary' && $type == 'integer') { |
| 2751 | $out .= ' ' . $this->columns['primary_key']['name']; |
| 2752 | } elseif (isset($column['key']) && $column['key'] == 'primary') { |
| 2753 | $out .= ' NOT NULL'; |
| 2754 | } elseif (isset($column['default']) && isset($column['null']) && $column['null'] == false) { |
| 2755 | $out .= ' DEFAULT ' . $this->value($column['default'], $type) . ' NOT NULL'; |
| 2756 | } elseif (isset($column['default'])) { |
| 2757 | $out .= ' DEFAULT ' . $this->value($column['default'], $type); |
| 2758 | } elseif ($type !== 'timestamp' && !empty($column['null'])) { |
| 2759 | $out .= ' DEFAULT NULL'; |
| 2760 | } elseif ($type === 'timestamp' && !empty($column['null'])) { |
| 2761 | $out .= ' NULL'; |
| 2762 | } elseif (isset($column['null']) && $column['null'] == false) { |
| 2763 | $out .= ' NOT NULL'; |
| 2764 | } |
| 2765 | if ($type == 'timestamp' && isset($column['default']) && strtolower($column['default']) == 'current_timestamp') { |
| 2766 | $out = str_replace(array("'CURRENT_TIMESTAMP'", "'current_timestamp'"), 'CURRENT_TIMESTAMP', $out); |
| 2767 | } |
| 2768 | $out = $this->_buildFieldParameters($out, $column, 'afterDefault'); |
| 2769 | return $out; |
| 2770 | } |
| 2771 | |
| 2772 | /** |
| 2773 | * Build the field parameters, in a position |
| 2774 | * |
| 2775 | * @param string $columnString The partially built column string |
| 2776 | * @param array $columnData The array of column data. |
| 2777 | * @param string $position The position type to use. 'beforeDefault' or 'afterDefault' are common |
| 2778 | * @return string a built column with the field parameters added. |
| 2779 | * @access public |
| 2780 | */ |
| 2781 | function _buildFieldParameters($columnString, $columnData, $position) { |
| 2782 | foreach ($this->fieldParameters as $paramName => $value) { |
| 2783 | if (isset($columnData[$paramName]) && $value['position'] == $position) { |
| 2784 | if (isset($value['options']) && !in_array($columnData[$paramName], $value['options'])) { |
| 2785 | continue; |
| 2786 | } |
| 2787 | $val = $columnData[$paramName]; |
| 2788 | if ($value['quote']) { |
| 2789 | $val = $this->value($val); |
| 2790 | } |
| 2791 | $columnString .= ' ' . $value['value'] . $value['join'] . $val; |
| 2792 | } |
| 2793 | } |
| 2794 | return $columnString; |
| 2795 | } |
| 2796 | |
| 2797 | /** |
| 2798 | * Format indexes for create table |
| 2799 | * |
| 2800 | * @param array $indexes |
| 2801 | * @param string $table |
| 2802 | * @return array |
| 2803 | * @access public |
| 2804 | */ |
| 2805 | function buildIndex($indexes, $table = null) { |
| 2806 | $join = array(); |
| 2807 | foreach ($indexes as $name => $value) { |
| 2808 | $out = ''; |
| 2809 | if ($name == 'PRIMARY') { |
| 2810 | $out .= 'PRIMARY '; |
| 2811 | $name = null; |
| 2812 | } else { |
| 2813 | if (!empty($value['unique'])) { |
| 2814 | $out .= 'UNIQUE '; |
| 2815 | } |
| 2816 | $name = $this->startQuote . $name . $this->endQuote; |
| 2817 | } |
| 2818 | if (is_array($value['column'])) { |
| 2819 | $out .= 'KEY ' . $name . ' (' . implode(', ', array_map(array(&$this, 'name'), $value['column'])) . ')'; |
| 2820 | } else { |
| 2821 | $out .= 'KEY ' . $name . ' (' . $this->name($value['column']) . ')'; |
| 2822 | } |
| 2823 | $join[] = $out; |
| 2824 | } |
| 2825 | return $join; |
| 2826 | } |
| 2827 | |
| 2828 | /** |
| 2829 | * Read additional table parameters |
| 2830 | * |
| 2831 | * @param array $parameters |
| 2832 | * @param string $table |
| 2833 | * @return array |
| 2834 | * @access public |
| 2835 | */ |
| 2836 | function readTableParameters($name) { |
| 2837 | $parameters = array(); |
| 2838 | if ($this->isInterfaceSupported('listDetailedSources')) { |
| 2839 | $currentTableDetails = $this->listDetailedSources($name); |
| 2840 | foreach ($this->tableParameters as $paramName => $parameter) { |
| 2841 | if (!empty($parameter['column']) && !empty($currentTableDetails[$parameter['column']])) { |
| 2842 | $parameters[$paramName] = $currentTableDetails[$parameter['column']]; |
| 2843 | } |
| 2844 | } |
| 2845 | } |
| 2846 | return $parameters; |
| 2847 | } |
| 2848 | |
| 2849 | /** |
| 2850 | * Format parameters for create table |
| 2851 | * |
| 2852 | * @param array $parameters |
| 2853 | * @param string $table |
| 2854 | * @return array |
| 2855 | * @access public |
| 2856 | */ |
| 2857 | function buildTableParameters($parameters, $table = null) { |
| 2858 | $result = array(); |
| 2859 | foreach ($parameters as $name => $value) { |
| 2860 | if (isset($this->tableParameters[$name])) { |
| 2861 | if ($this->tableParameters[$name]['quote']) { |
| 2862 | $value = $this->value($value); |
| 2863 | } |
| 2864 | $result[] = $this->tableParameters[$name]['value'] . $this->tableParameters[$name]['join'] . $value; |
| 2865 | } |
| 2866 | } |
| 2867 | return $result; |
| 2868 | } |
| 2869 | |
| 2870 | /** |
| 2871 | * Guesses the data type of an array |
| 2872 | * |
| 2873 | * @param string $value |
| 2874 | * @return void |
| 2875 | * @access public |
| 2876 | */ |
| 2877 | function introspectType($value) { |
| 2878 | if (!is_array($value)) { |
| 2879 | if ($value === true || $value === false) { |
| 2880 | return 'boolean'; |
| 2881 | } |
| 2882 | if (is_float($value) && floatval($value) === $value) { |
| 2883 | return 'float'; |
| 2884 | } |
| 2885 | if (is_int($value) && intval($value) === $value) { |
| 2886 | return 'integer'; |
| 2887 | } |
| 2888 | if (is_string($value) && strlen($value) > 255) { |
| 2889 | return 'text'; |
| 2890 | } |
| 2891 | return 'string'; |
| 2892 | } |
| 2893 | |
| 2894 | $isAllFloat = $isAllInt = true; |
| 2895 | $containsFloat = $containsInt = $containsString = false; |
| 2896 | foreach ($value as $key => $valElement) { |
| 2897 | $valElement = trim($valElement); |
| 2898 | if (!is_float($valElement) && !preg_match('/^[\d]+\.[\d]+$/', $valElement)) { |
| 2899 | $isAllFloat = false; |
| 2900 | } else { |
| 2901 | $containsFloat = true; |
| 2902 | continue; |
| 2903 | } |
| 2904 | if (!is_int($valElement) && !preg_match('/^[\d]+$/', $valElement)) { |
| 2905 | $isAllInt = false; |
| 2906 | } else { |
| 2907 | $containsInt = true; |
| 2908 | continue; |
| 2909 | } |
| 2910 | $containsString = true; |
| 2911 | } |
| 2912 | |
| 2913 | if ($isAllFloat) { |
| 2914 | return 'float'; |
| 2915 | } |
| 2916 | if ($isAllInt) { |
| 2917 | return 'integer'; |
| 2918 | } |
| 2919 | |
| 2920 | if ($containsInt && !$containsString) { |
| 2921 | return 'integer'; |
| 2922 | } |
| 2923 | return 'string'; |
| 2924 | } |
| 2925 | } |
| 2926 | |
| 2927 |
