2006-10-20 00:56:59 +04:00
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<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.com>.
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*/
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Doctrine::autoload('Doctrine_Export');
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/**
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* Doctrine_Export_Mysql
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*
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2006-11-17 17:59:57 +03:00
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* @package Doctrine
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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2006-10-20 00:56:59 +04:00
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* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
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2006-11-17 17:59:57 +03:00
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @category Object Relational Mapping
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* @link www.phpdoctrine.com
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* @since 1.0
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* @version $Revision$
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*/
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2006-10-20 00:56:59 +04:00
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class Doctrine_Export_Mysql extends Doctrine_Export {
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/**
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* create a new database
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*
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* @param string $name name of the database that should be created
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* @throws PDOException
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* @return void
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*/
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public function createDatabase($name) {
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2006-11-24 01:54:10 +03:00
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$query = 'CREATE DATABASE ' . $this->conn->quoteIdentifier($name, true);
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$result = $this->conn->getDbh()->query($query);
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2006-10-20 00:56:59 +04:00
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}
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/**
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* drop an existing database
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*
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* @param string $name name of the database that should be dropped
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* @throws PDOException
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* @access public
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*/
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public function dropDatabase($name) {
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$query = 'DROP DATABASE ' . $this->conn->quoteIdentifier($name);
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2006-11-24 01:54:10 +03:00
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$this->conn->getDbh()->query($query);
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2006-10-20 00:56:59 +04:00
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}
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/**
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* create a new table
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*
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* @param string $name Name of the database that should be created
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* @param array $fields Associative array that contains the definition of each field of the new table
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* The indexes of the array entries are the names of the fields of the table an
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* the array entry values are associative arrays like those that are meant to be
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* passed with the field definitions to get[Type]Declaration() functions.
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* array(
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* 'id' => array(
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* 'type' => 'integer',
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* 'unsigned' => 1
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* 'notnull' => 1
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* 'default' => 0
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* ),
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* 'name' => array(
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* 'type' => 'text',
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* 'length' => 12
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* ),
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* 'password' => array(
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* 'type' => 'text',
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* 'length' => 12
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* )
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* );
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* @param array $options An associative array of table options:
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* array(
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* 'comment' => 'Foo',
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* 'character_set' => 'utf8',
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* 'collate' => 'utf8_unicode_ci',
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* 'collate' => 'utf8_unicode_ci',
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* 'type' => 'innodb',
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* );
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*
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2006-11-17 17:59:57 +03:00
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* @return void
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2006-10-20 00:56:59 +04:00
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*/
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public function createTable($name, array $fields, array $options = array()) {
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2006-11-17 17:59:57 +03:00
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if( ! $name)
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throw new Doctrine_Export_Mysql_Exception('no valid table name specified');
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2006-10-20 00:56:59 +04:00
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if(empty($fields))
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2006-11-17 17:59:57 +03:00
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throw new Doctrine_Export_Mysql_Exception('no fields specified for table "'.$name.'"');
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2006-10-20 00:56:59 +04:00
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$query_fields = $this->getFieldDeclarationList($fields);
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2006-11-17 17:59:57 +03:00
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if( ! empty($options['primary']))
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2006-11-29 02:26:44 +03:00
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$query_fields.= ', PRIMARY KEY(' . implode(', ', array_values($options['primary'])) . ')';
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2006-10-20 00:56:59 +04:00
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2006-11-17 17:59:57 +03:00
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$name = $this->conn->quoteIdentifier($name, true);
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$query = 'CREATE TABLE ' . $name . ' (' . $query_fields . ')';
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2006-10-20 00:56:59 +04:00
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2006-11-17 17:59:57 +03:00
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$optionStrings = array();
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2006-11-29 02:26:44 +03:00
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if(isset($options['comment']))
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2006-11-17 17:59:57 +03:00
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$optionStrings['comment'] = 'COMMENT = '.$this->dbh->quote($options['comment'], 'text');
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2006-10-20 00:56:59 +04:00
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2006-11-17 17:59:57 +03:00
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2006-11-29 02:26:44 +03:00
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if(isset($options['charset'])) {
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2006-11-17 17:59:57 +03:00
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$optionsSting['charset'] = 'DEFAULT CHARACTER SET '.$options['charset'];
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2006-11-29 02:26:44 +03:00
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if(isset($options['collate'])) {
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2006-11-17 17:59:57 +03:00
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$optionStrings['charset'].= ' COLLATE '.$options['collate'];
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2006-10-20 00:56:59 +04:00
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}
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}
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$type = false;
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2006-11-17 17:59:57 +03:00
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2006-10-20 00:56:59 +04:00
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if (!empty($options['type'])) {
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$type = $options['type'];
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2006-11-29 02:26:44 +03:00
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} else {
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$type = $this->conn->getAttribute(Doctrine::ATTR_DEFAULT_TABLE_TYPE);
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2006-10-20 00:56:59 +04:00
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}
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2006-11-17 17:59:57 +03:00
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2006-10-20 00:56:59 +04:00
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if ($type) {
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2006-11-29 02:26:44 +03:00
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$optionStrings[] = 'ENGINE = ' . $type;
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2006-10-20 00:56:59 +04:00
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}
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2006-11-17 17:59:57 +03:00
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if (!empty($optionStrings)) {
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$query.= ' '.implode(' ', $optionStrings);
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2006-10-20 00:56:59 +04:00
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}
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2006-11-25 02:22:56 +03:00
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return $this->conn->getDbh()->query($query);
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2006-10-20 00:56:59 +04:00
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}
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/**
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* alter an existing table
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*
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* @param string $name name of the table that is intended to be changed.
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* @param array $changes associative array that contains the details of each type
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* of change that is intended to be performed. The types of
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* changes that are currently supported are defined as follows:
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*
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* name
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*
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* New name for the table.
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*
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* add
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*
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* Associative array with the names of fields to be added as
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* indexes of the array. The value of each entry of the array
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* should be set to another associative array with the properties
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* of the fields to be added. The properties of the fields should
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* be the same as defined by the Metabase parser.
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*
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*
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* remove
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*
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* Associative array with the names of fields to be removed as indexes
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* of the array. Currently the values assigned to each entry are ignored.
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* An empty array should be used for future compatibility.
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*
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* rename
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*
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* Associative array with the names of fields to be renamed as indexes
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* of the array. The value of each entry of the array should be set to
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* another associative array with the entry named name with the new
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* field name and the entry named Declaration that is expected to contain
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* the portion of the field declaration already in DBMS specific SQL code
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* as it is used in the CREATE TABLE statement.
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*
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* change
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*
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* Associative array with the names of the fields to be changed as indexes
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* of the array. Keep in mind that if it is intended to change either the
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* name of a field and any other properties, the change array entries
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* should have the new names of the fields as array indexes.
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*
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* The value of each entry of the array should be set to another associative
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* array with the properties of the fields to that are meant to be changed as
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* array entries. These entries should be assigned to the new values of the
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* respective properties. The properties of the fields should be the same
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* as defined by the Metabase parser.
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*
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* Example
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* array(
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* 'name' => 'userlist',
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* 'add' => array(
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* 'quota' => array(
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* 'type' => 'integer',
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* 'unsigned' => 1
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* )
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* ),
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* 'remove' => array(
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* 'file_limit' => array(),
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* 'time_limit' => array()
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* ),
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* 'change' => array(
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* 'name' => array(
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* 'length' => '20',
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* 'definition' => array(
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* 'type' => 'text',
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* 'length' => 20,
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* ),
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* )
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* ),
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* 'rename' => array(
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* 'sex' => array(
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* 'name' => 'gender',
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* 'definition' => array(
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* 'type' => 'text',
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* 'length' => 1,
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* 'default' => 'M',
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* ),
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* )
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* )
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* )
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*
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* @param boolean $check indicates whether the function should just check if the DBMS driver
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2006-11-17 17:59:57 +03:00
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* can perform the requested table alterations if the value is true or
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* actually perform them otherwise.
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2006-10-20 00:56:59 +04:00
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* @return boolean
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*/
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public function alterTable($name, $changes, $check) {
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2006-11-24 01:54:10 +03:00
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if( ! $name)
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throw new Doctrine_Export_Mysql_Exception('no valid table name specified');
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2006-11-17 17:59:57 +03:00
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foreach ($changes as $changeName => $change) {
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switch ($changeName) {
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2006-10-20 00:56:59 +04:00
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case 'add':
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case 'remove':
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case 'change':
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case 'rename':
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case 'name':
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break;
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default:
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2006-11-24 01:54:10 +03:00
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throw new Doctrine_Export_Mysql_Exception('change type "'.$changeName.'" not yet supported');
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2006-10-20 00:56:59 +04:00
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}
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}
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2006-11-17 17:59:57 +03:00
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if($check) {
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2006-10-20 00:56:59 +04:00
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return true;
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}
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$query = '';
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2006-11-17 17:59:57 +03:00
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if( ! empty($changes['name'])) {
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2006-10-20 00:56:59 +04:00
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$change_name = $this->conn->quoteIdentifier($changes['name'], true);
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$query .= 'RENAME TO ' . $change_name;
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}
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2006-11-17 17:59:57 +03:00
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if( ! empty($changes['add']) && is_array($changes['add'])) {
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2006-10-20 00:56:59 +04:00
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foreach ($changes['add'] as $field_name => $field) {
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if ($query) {
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$query.= ', ';
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}
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$query.= 'ADD ' . $this->dbh->getDeclaration($field['type'], $field_name, $field);
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}
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}
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2006-11-17 17:59:57 +03:00
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if( ! empty($changes['remove']) && is_array($changes['remove'])) {
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2006-10-20 00:56:59 +04:00
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foreach ($changes['remove'] as $field_name => $field) {
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if ($query) {
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$query.= ', ';
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}
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$field_name = $this->conn->quoteIdentifier($field_name, true);
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$query.= 'DROP ' . $field_name;
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}
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}
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$rename = array();
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2006-11-17 17:59:57 +03:00
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if( ! empty($changes['rename']) && is_array($changes['rename'])) {
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2006-10-20 00:56:59 +04:00
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foreach ($changes['rename'] as $field_name => $field) {
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$rename[$field['name']] = $field_name;
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}
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}
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2006-11-17 17:59:57 +03:00
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if( ! empty($changes['change']) && is_array($changes['change'])) {
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2006-10-20 00:56:59 +04:00
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foreach ($changes['change'] as $field_name => $field) {
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if ($query) {
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$query.= ', ';
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}
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if (isset($rename[$field_name])) {
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$old_field_name = $rename[$field_name];
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unset($rename[$field_name]);
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} else {
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$old_field_name = $field_name;
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}
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$old_field_name = $this->conn->quoteIdentifier($old_field_name, true);
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$query.= "CHANGE $old_field_name " . $this->dbh->getDeclaration($field['definition']['type'], $field_name, $field['definition']);
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}
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}
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2006-11-17 17:59:57 +03:00
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if( ! empty($rename) && is_array($rename)) {
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2006-10-20 00:56:59 +04:00
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foreach ($rename as $rename_name => $renamed_field) {
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if ($query) {
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$query.= ', ';
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}
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$field = $changes['rename'][$renamed_field];
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$renamed_field = $this->conn->quoteIdentifier($renamed_field, true);
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$query.= 'CHANGE ' . $renamed_field . ' ' . $this->dbh->getDeclaration($field['definition']['type'], $field['name'], $field['definition']);
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}
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}
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2006-11-17 17:59:57 +03:00
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if( ! $query) {
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2006-10-20 00:56:59 +04:00
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return MDB2_OK;
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}
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$name = $this->conn->quoteIdentifier($name, true);
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return $this->dbh->query("ALTER TABLE $name $query");
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}
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/**
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* create sequence
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*
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2006-11-17 17:59:57 +03:00
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* @param string $sequenceName name of the sequence to be created
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* @param string $seqcol_name the name of the sequence column
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* @param string $start start value of the sequence; default is 1
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* @return boolean
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2006-10-20 00:56:59 +04:00
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*/
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2006-11-17 17:59:57 +03:00
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public function createSequence($sequenceName, $seqcol_name, $start = 1) {
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$query = 'CREATE TABLE ' . $sequenceName
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. ' (' . $seqcol_name . ' INT NOT NULL AUTO_INCREMENT, PRIMARY KEY ('
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. $seqcol_name . '))'
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. strlen($this->dbh->options['default_table_type']) ? ' TYPE = '
|
|
|
|
. $this->dbh->options['default_table_type'] : '';
|
|
|
|
|
2006-10-20 00:56:59 +04:00
|
|
|
$res = $this->dbh->query($query);
|
|
|
|
|
2006-11-17 17:59:57 +03:00
|
|
|
if ($start == 1)
|
|
|
|
return true;
|
|
|
|
|
|
|
|
|
|
|
|
$query = 'INSERT INTO ' . $sequenceName
|
|
|
|
. ' (' . $seqcol_name . ') VALUES (' . ($start-1) . ')';
|
2006-10-20 00:56:59 +04:00
|
|
|
|
|
|
|
$res = $this->dbh->query($query);
|
|
|
|
|
|
|
|
// Handle error
|
2006-11-17 17:59:57 +03:00
|
|
|
try {
|
|
|
|
$result = $this->dbh->query('DROP TABLE ' . $sequenceName);
|
|
|
|
} catch(Exception $e) {
|
|
|
|
throw new Doctrine_Export_Mysql_Exception('could not drop inconsistent sequence table');
|
2006-10-20 00:56:59 +04:00
|
|
|
}
|
|
|
|
|
2006-11-24 01:54:10 +03:00
|
|
|
throw new Doctrine_Mysql_Export_Exception('could not create sequence table');
|
2006-10-20 00:56:59 +04:00
|
|
|
}
|
|
|
|
/**
|
|
|
|
* Get the stucture of a field into an array
|
|
|
|
*
|
|
|
|
* @author Leoncx
|
|
|
|
* @param string $table name of the table on which the index is to be created
|
|
|
|
* @param string $name name of the index to be created
|
|
|
|
* @param array $definition associative array that defines properties of the index to be created.
|
|
|
|
* Currently, only one property named FIELDS is supported. This property
|
|
|
|
* is also an associative with the names of the index fields as array
|
|
|
|
* indexes. Each entry of this array is set to another type of associative
|
|
|
|
* array that specifies properties of the index that are specific to
|
|
|
|
* each field.
|
|
|
|
*
|
|
|
|
* Currently, only the sorting property is supported. It should be used
|
|
|
|
* to define the sorting direction of the index. It may be set to either
|
|
|
|
* ascending or descending.
|
|
|
|
*
|
|
|
|
* Not all DBMS support index sorting direction configuration. The DBMS
|
|
|
|
* drivers of those that do not support it ignore this property. Use the
|
|
|
|
* function supports() to determine whether the DBMS driver can manage indexes.
|
|
|
|
*
|
|
|
|
* Example
|
|
|
|
* array(
|
|
|
|
* 'fields' => array(
|
|
|
|
* 'user_name' => array(
|
|
|
|
* 'sorting' => 'ascending'
|
|
|
|
* 'length' => 10
|
|
|
|
* ),
|
|
|
|
* 'last_login' => array()
|
|
|
|
* )
|
|
|
|
* )
|
|
|
|
* @throws PDOException
|
|
|
|
* @return void
|
|
|
|
*/
|
|
|
|
public function createIndex($table, $name, array $definition) {
|
|
|
|
$table = $table;
|
2006-11-24 01:54:10 +03:00
|
|
|
$name = $this->conn->getIndexName($name);
|
2006-10-20 00:56:59 +04:00
|
|
|
$query = 'CREATE INDEX ' . $name . ' ON ' . $table;
|
|
|
|
$fields = array();
|
|
|
|
foreach ($definition['fields'] as $field => $fieldinfo) {
|
|
|
|
if (!empty($fieldinfo['length'])) {
|
|
|
|
$fields[] = $field . '(' . $fieldinfo['length'] . ')';
|
|
|
|
} else {
|
|
|
|
$fields[] = $field;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
$query .= ' ('. implode(', ', $fields) . ')';
|
2006-11-24 01:54:10 +03:00
|
|
|
|
|
|
|
return $this->conn->getDbh()->query($query);
|
2006-10-20 00:56:59 +04:00
|
|
|
}
|
|
|
|
/**
|
|
|
|
* drop existing index
|
|
|
|
*
|
|
|
|
* @param string $table name of table that should be used in method
|
|
|
|
* @param string $name name of the index to be dropped
|
2006-11-17 17:59:57 +03:00
|
|
|
* @return void
|
2006-10-20 00:56:59 +04:00
|
|
|
*/
|
|
|
|
public function dropIndex($table, $name) {
|
|
|
|
$table = $this->conn->quoteIdentifier($table, true);
|
2006-11-24 01:54:10 +03:00
|
|
|
$name = $this->conn->quoteIdentifier($this->conn->getIndexName($name), true);
|
|
|
|
return $this->conn->getDbh()->query('DROP INDEX ' . $name . ' ON ' . $table);
|
2006-10-20 00:56:59 +04:00
|
|
|
}
|
|
|
|
/**
|
|
|
|
* dropTable
|
|
|
|
*
|
|
|
|
* @param string $table name of table that should be dropped from the database
|
|
|
|
* @throws PDOException
|
2006-11-17 17:59:57 +03:00
|
|
|
* @return void
|
2006-10-20 00:56:59 +04:00
|
|
|
*/
|
|
|
|
public function dropTable($table) {
|
2006-11-17 17:59:57 +03:00
|
|
|
$table = $this->conn->quoteIdentifier($table, true);
|
2006-11-24 01:54:10 +03:00
|
|
|
$this->conn->getDbh()->query('DROP TABLE ' . $table);
|
2006-10-20 00:56:59 +04:00
|
|
|
}
|
|
|
|
}
|
|
|
|
?>
|