web/Zend/Db.php
changeset 0 4eba9c11703f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Db.php	Mon Dec 13 18:29:26 2010 +0100
@@ -0,0 +1,273 @@
+<?php
+
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Db
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: Db.php 23405 2010-11-19 19:46:10Z bittarman $
+ */
+
+
+/**
+ * Class for connecting to SQL databases and performing common operations.
+ *
+ * @category   Zend
+ * @package    Zend_Db
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_Db
+{
+
+    /**
+     * Use the PROFILER constant in the config of a Zend_Db_Adapter.
+     */
+    const PROFILER = 'profiler';
+
+    /**
+     * Use the CASE_FOLDING constant in the config of a Zend_Db_Adapter.
+     */
+    const CASE_FOLDING = 'caseFolding';
+
+    /**
+     * Use the FETCH_MODE constant in the config of a Zend_Db_Adapter.
+     */
+    const FETCH_MODE = 'fetchMode';
+
+    /**
+     * Use the AUTO_QUOTE_IDENTIFIERS constant in the config of a Zend_Db_Adapter.
+     */
+    const AUTO_QUOTE_IDENTIFIERS = 'autoQuoteIdentifiers';
+
+    /**
+     * Use the ALLOW_SERIALIZATION constant in the config of a Zend_Db_Adapter.
+     */
+    const ALLOW_SERIALIZATION = 'allowSerialization';
+
+    /**
+     * Use the AUTO_RECONNECT_ON_UNSERIALIZE constant in the config of a Zend_Db_Adapter.
+     */
+    const AUTO_RECONNECT_ON_UNSERIALIZE = 'autoReconnectOnUnserialize';
+
+    /**
+     * Use the INT_TYPE, BIGINT_TYPE, and FLOAT_TYPE with the quote() method.
+     */
+    const INT_TYPE    = 0;
+    const BIGINT_TYPE = 1;
+    const FLOAT_TYPE  = 2;
+
+    /**
+     * PDO constant values discovered by this script result:
+     *
+     * $list = array(
+     *    'PARAM_BOOL', 'PARAM_NULL', 'PARAM_INT', 'PARAM_STR', 'PARAM_LOB',
+     *    'PARAM_STMT', 'PARAM_INPUT_OUTPUT', 'FETCH_LAZY', 'FETCH_ASSOC',
+     *    'FETCH_NUM', 'FETCH_BOTH', 'FETCH_OBJ', 'FETCH_BOUND',
+     *    'FETCH_COLUMN', 'FETCH_CLASS', 'FETCH_INTO', 'FETCH_FUNC',
+     *    'FETCH_GROUP', 'FETCH_UNIQUE', 'FETCH_CLASSTYPE', 'FETCH_SERIALIZE',
+     *    'FETCH_NAMED', 'ATTR_AUTOCOMMIT', 'ATTR_PREFETCH', 'ATTR_TIMEOUT',
+     *    'ATTR_ERRMODE', 'ATTR_SERVER_VERSION', 'ATTR_CLIENT_VERSION',
+     *    'ATTR_SERVER_INFO', 'ATTR_CONNECTION_STATUS', 'ATTR_CASE',
+     *    'ATTR_CURSOR_NAME', 'ATTR_CURSOR', 'ATTR_ORACLE_NULLS',
+     *    'ATTR_PERSISTENT', 'ATTR_STATEMENT_CLASS', 'ATTR_FETCH_TABLE_NAMES',
+     *    'ATTR_FETCH_CATALOG_NAMES', 'ATTR_DRIVER_NAME',
+     *    'ATTR_STRINGIFY_FETCHES', 'ATTR_MAX_COLUMN_LEN', 'ERRMODE_SILENT',
+     *    'ERRMODE_WARNING', 'ERRMODE_EXCEPTION', 'CASE_NATURAL',
+     *    'CASE_LOWER', 'CASE_UPPER', 'NULL_NATURAL', 'NULL_EMPTY_STRING',
+     *    'NULL_TO_STRING', 'ERR_NONE', 'FETCH_ORI_NEXT',
+     *    'FETCH_ORI_PRIOR', 'FETCH_ORI_FIRST', 'FETCH_ORI_LAST',
+     *    'FETCH_ORI_ABS', 'FETCH_ORI_REL', 'CURSOR_FWDONLY', 'CURSOR_SCROLL',
+     * );
+     *
+     * $const = array();
+     * foreach ($list as $name) {
+     *    $const[$name] = constant("PDO::$name");
+     * }
+     * var_export($const);
+     */
+    const ATTR_AUTOCOMMIT = 0;
+    const ATTR_CASE = 8;
+    const ATTR_CLIENT_VERSION = 5;
+    const ATTR_CONNECTION_STATUS = 7;
+    const ATTR_CURSOR = 10;
+    const ATTR_CURSOR_NAME = 9;
+    const ATTR_DRIVER_NAME = 16;
+    const ATTR_ERRMODE = 3;
+    const ATTR_FETCH_CATALOG_NAMES = 15;
+    const ATTR_FETCH_TABLE_NAMES = 14;
+    const ATTR_MAX_COLUMN_LEN = 18;
+    const ATTR_ORACLE_NULLS = 11;
+    const ATTR_PERSISTENT = 12;
+    const ATTR_PREFETCH = 1;
+    const ATTR_SERVER_INFO = 6;
+    const ATTR_SERVER_VERSION = 4;
+    const ATTR_STATEMENT_CLASS = 13;
+    const ATTR_STRINGIFY_FETCHES = 17;
+    const ATTR_TIMEOUT = 2;
+    const CASE_LOWER = 2;
+    const CASE_NATURAL = 0;
+    const CASE_UPPER = 1;
+    const CURSOR_FWDONLY = 0;
+    const CURSOR_SCROLL = 1;
+    const ERR_NONE = '00000';
+    const ERRMODE_EXCEPTION = 2;
+    const ERRMODE_SILENT = 0;
+    const ERRMODE_WARNING = 1;
+    const FETCH_ASSOC = 2;
+    const FETCH_BOTH = 4;
+    const FETCH_BOUND = 6;
+    const FETCH_CLASS = 8;
+    const FETCH_CLASSTYPE = 262144;
+    const FETCH_COLUMN = 7;
+    const FETCH_FUNC = 10;
+    const FETCH_GROUP = 65536;
+    const FETCH_INTO = 9;
+    const FETCH_LAZY = 1;
+    const FETCH_NAMED = 11;
+    const FETCH_NUM = 3;
+    const FETCH_OBJ = 5;
+    const FETCH_ORI_ABS = 4;
+    const FETCH_ORI_FIRST = 2;
+    const FETCH_ORI_LAST = 3;
+    const FETCH_ORI_NEXT = 0;
+    const FETCH_ORI_PRIOR = 1;
+    const FETCH_ORI_REL = 5;
+    const FETCH_SERIALIZE = 524288;
+    const FETCH_UNIQUE = 196608;
+    const NULL_EMPTY_STRING = 1;
+    const NULL_NATURAL = 0;
+    const NULL_TO_STRING = NULL;
+    const PARAM_BOOL = 5;
+    const PARAM_INPUT_OUTPUT = -2147483648;
+    const PARAM_INT = 1;
+    const PARAM_LOB = 3;
+    const PARAM_NULL = 0;
+    const PARAM_STMT = 4;
+    const PARAM_STR = 2;
+
+    /**
+     * Factory for Zend_Db_Adapter_Abstract classes.
+     *
+     * First argument may be a string containing the base of the adapter class
+     * name, e.g. 'Mysqli' corresponds to class Zend_Db_Adapter_Mysqli.  This
+     * name is currently case-insensitive, but is not ideal to rely on this behavior.
+     * If your class is named 'My_Company_Pdo_Mysql', where 'My_Company' is the namespace
+     * and 'Pdo_Mysql' is the adapter name, it is best to use the name exactly as it
+     * is defined in the class.  This will ensure proper use of the factory API.
+     *
+     * First argument may alternatively be an object of type Zend_Config.
+     * The adapter class base name is read from the 'adapter' property.
+     * The adapter config parameters are read from the 'params' property.
+     *
+     * Second argument is optional and may be an associative array of key-value
+     * pairs.  This is used as the argument to the adapter constructor.
+     *
+     * If the first argument is of type Zend_Config, it is assumed to contain
+     * all parameters, and the second argument is ignored.
+     *
+     * @param  mixed $adapter String name of base adapter class, or Zend_Config object.
+     * @param  mixed $config  OPTIONAL; an array or Zend_Config object with adapter parameters.
+     * @return Zend_Db_Adapter_Abstract
+     * @throws Zend_Db_Exception
+     */
+    public static function factory($adapter, $config = array())
+    {
+        if ($config instanceof Zend_Config) {
+            $config = $config->toArray();
+        }
+
+        /*
+         * Convert Zend_Config argument to plain string
+         * adapter name and separate config object.
+         */
+        if ($adapter instanceof Zend_Config) {
+            if (isset($adapter->params)) {
+                $config = $adapter->params->toArray();
+            }
+            if (isset($adapter->adapter)) {
+                $adapter = (string) $adapter->adapter;
+            } else {
+                $adapter = null;
+            }
+        }
+
+        /*
+         * Verify that adapter parameters are in an array.
+         */
+        if (!is_array($config)) {
+            /**
+             * @see Zend_Db_Exception
+             */
+            require_once 'Zend/Db/Exception.php';
+            throw new Zend_Db_Exception('Adapter parameters must be in an array or a Zend_Config object');
+        }
+
+        /*
+         * Verify that an adapter name has been specified.
+         */
+        if (!is_string($adapter) || empty($adapter)) {
+            /**
+             * @see Zend_Db_Exception
+             */
+            require_once 'Zend/Db/Exception.php';
+            throw new Zend_Db_Exception('Adapter name must be specified in a string');
+        }
+
+        /*
+         * Form full adapter class name
+         */
+        $adapterNamespace = 'Zend_Db_Adapter';
+        if (isset($config['adapterNamespace'])) {
+            if ($config['adapterNamespace'] != '') {
+                $adapterNamespace = $config['adapterNamespace'];
+            }
+            unset($config['adapterNamespace']);
+        }
+
+        // Adapter no longer normalized- see http://framework.zend.com/issues/browse/ZF-5606
+        $adapterName = $adapterNamespace . '_';
+        $adapterName .= str_replace(' ', '_', ucwords(str_replace('_', ' ', strtolower($adapter))));
+
+        /*
+         * Load the adapter class.  This throws an exception
+         * if the specified class cannot be loaded.
+         */
+        if (!class_exists($adapterName)) {
+            require_once 'Zend/Loader.php';
+            Zend_Loader::loadClass($adapterName);
+        }
+
+        /*
+         * Create an instance of the adapter class.
+         * Pass the config to the adapter class constructor.
+         */
+        $dbAdapter = new $adapterName($config);
+
+        /*
+         * Verify that the object created is a descendent of the abstract adapter type.
+         */
+        if (! $dbAdapter instanceof Zend_Db_Adapter_Abstract) {
+            /**
+             * @see Zend_Db_Exception
+             */
+            require_once 'Zend/Db/Exception.php';
+            throw new Zend_Db_Exception("Adapter class '$adapterName' does not extend Zend_Db_Adapter_Abstract");
+        }
+
+        return $dbAdapter;
+    }
+
+}