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<?php
/*
* $Id: Mysql.php 10831 2013-05-29 19:32:17Z btowles $
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.doctrine-project.org>.
*/
/**
* @package Doctrine
* @subpackage DataDict
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
* @version $Revision: 7635 $
* @link www.doctrine-project.org
* @since 1.0
*/
class Doctrine_DataDict_Mysql extends Doctrine_DataDict
{
protected $keywords = array(
'ADD', 'ALL', 'ALTER',
'ANALYZE', 'AND', 'AS',
'ASC', 'ASENSITIVE', 'BEFORE',
'BETWEEN', 'BIGINT', 'BINARY',
'BLOB', 'BOTH', 'BY', 'BIT',
'CALL', 'CASCADE', 'CASE',
'CHANGE', 'CHAR', 'CHARACTER',
'CHECK', 'COLLATE', 'COLUMN',
'CONDITION', 'CONNECTION', 'CONSTRAINT',
'CONTINUE', 'CONVERT', 'CREATE',
'CROSS', 'CURRENT_DATE', 'CURRENT_TIME',
'CURRENT_TIMESTAMP', 'CURRENT_USER', 'CURSOR',
'DATABASE', 'DATABASES', 'DAY_HOUR',
'DAY_MICROSECOND', 'DAY_MINUTE', 'DAY_SECOND',
'DEC', 'DECIMAL', 'DECLARE',
'DEFAULT', 'DELAYED', 'DELETE',
'DESC', 'DESCRIBE', 'DETERMINISTIC',
'DISTINCT', 'DISTINCTROW', 'DIV',
'DOUBLE', 'DROP', 'DUAL',
'EACH', 'ELSE', 'ELSEIF',
'ENCLOSED', 'ESCAPED', 'EXISTS',
'EXIT', 'EXPLAIN', 'FALSE',
'FETCH', 'FLOAT', 'FLOAT4',
'FLOAT8', 'FOR', 'FORCE',
'FOREIGN', 'FROM', 'FULLTEXT',
'GRANT', 'GROUP', 'HAVING',
'HIGH_PRIORITY', 'HOUR_MICROSECOND', 'HOUR_MINUTE',
'HOUR_SECOND', 'IF', 'IGNORE',
'IN', 'INDEX', 'INFILE',
'INNER', 'INOUT', 'INSENSITIVE',
'INSERT', 'INT', 'INT1',
'INT2', 'INT3', 'INT4',
'INT8', 'INTEGER', 'INTERVAL',
'INTO', 'IS', 'ITERATE',
'JOIN', 'KEY', 'KEYS',
'KILL', 'LEADING', 'LEAVE',
'LEFT', 'LIKE', 'LIMIT',
'LINES', 'LOAD', 'LOCALTIME',
'LOCALTIMESTAMP', 'LOCK', 'LONG',
'LONGBLOB', 'LONGTEXT', 'LOOP',
'LOW_PRIORITY', 'MATCH', 'MEDIUMBLOB',
'MEDIUMINT', 'MEDIUMTEXT', 'MIDDLEINT',
'MINUTE_MICROSECOND', 'MINUTE_SECOND', 'MOD',
'MODIFIES', 'NATURAL', 'NOT',
'NO_WRITE_TO_BINLOG', 'NULL', 'NUMERIC',
'ON', 'OPTIMIZE', 'OPTION',
'OPTIONALLY', 'OR', 'ORDER',
'OUT', 'OUTER', 'OUTFILE',
'PRECISION', 'PRIMARY', 'PROCEDURE',
'PURGE', 'RAID0', 'READ',
'READS', 'REAL', 'REFERENCES',
'REGEXP', 'RELEASE', 'RENAME',
'REPEAT', 'REPLACE', 'REQUIRE',
'RESTRICT', 'RETURN', 'REVOKE',
'RIGHT', 'RLIKE', 'SCHEMA',
'SCHEMAS', 'SECOND_MICROSECOND', 'SELECT',
'SENSITIVE', 'SEPARATOR', 'SET',
'SHOW', 'SMALLINT', 'SONAME',
'SPATIAL', 'SPECIFIC', 'SQL',
'SQLEXCEPTION', 'SQLSTATE', 'SQLWARNING',
'SQL_BIG_RESULT', 'SQL_CALC_FOUND_ROWS', 'SQL_SMALL_RESULT',
'SSL', 'STARTING', 'STRAIGHT_JOIN',
'TABLE', 'TERMINATED', 'THEN',
'TINYBLOB', 'TINYINT', 'TINYTEXT',
'TO', 'TRAILING', 'TRIGGER',
'TRUE', 'UNDO', 'UNION',
'UNIQUE', 'UNLOCK', 'UNSIGNED',
'UPDATE', 'USAGE', 'USE',
'USING', 'UTC_DATE', 'UTC_TIME',
'UTC_TIMESTAMP', 'VALUES', 'VARBINARY',
'VARCHAR', 'VARCHARACTER', 'VARYING',
'WHEN', 'WHERE', 'WHILE',
'WITH', 'WRITE', 'X509',
'XOR', 'YEAR_MONTH', 'ZEROFILL'
);
/**
* Obtain DBMS specific SQL code portion needed to declare an text type
* field to be used in statements like CREATE TABLE.
*
* @param array $field associative array with the name of the properties
* of the field being declared as array indexes. Currently, the types
* of supported field properties are as follows:
*
* length
* Integer value that determines the maximum length of the text
* field. If this argument is missing the field should be
* declared to have the longest length allowed by the DBMS.
*
* default
* Text value to be used as default for this field.
*
* notnull
* Boolean flag that indicates whether this field is constrained
* to not be set to null.
*
* @return string DBMS specific SQL code portion that should be used to
* declare the specified field.
*/
public function getNativeDeclaration($field)
{
if ( ! isset($field['type'])) {
throw new Doctrine_DataDict_Exception('Missing column type.');
}
switch ($field['type']) {
case 'char':
$length = ( ! empty($field['length'])) ? $field['length'] : false;
return $length ? 'CHAR('.$length.')' : 'CHAR(255)';
case 'enum':
if ($this->conn->getAttribute(Doctrine_Core::ATTR_USE_NATIVE_ENUM)) {
$values = array();
foreach ($field['values'] as $value) {
$values[] = $this->conn->quote($value, 'varchar');
}
return 'ENUM('.implode(', ', $values).')';
} else {
$field['length'] = isset($field['length']) && $field['length'] ? $field['length']:255;
}
case 'set':
if ($this->conn->getAttribute(Doctrine_Core::ATTR_USE_NATIVE_SET)) {
$values = array();
foreach ($field['values'] as $value) {
$values[] = $this->conn->quote($value, 'varchar');
}
return 'SET('.implode(', ', $values).')';
} else {
$field['length'] = isset($field['length']) && $field['length'] ? $field['length']:255;
}
case 'varchar':
case 'string':
case 'gzip':
if ( ! isset($field['length'])) {
if (array_key_exists('default', $field)) {
$field['length'] = $this->conn->varchar_max_length;
} else {
$field['length'] = false;
}
}
$length = ($field['length'] <= $this->conn->varchar_max_length) ? $field['length'] : false;
$fixed = (isset($field['fixed'])) ? $field['fixed'] : false;
return $fixed ? ($length ? 'CHAR(' . $length . ')' : 'CHAR(255)')
: ($length ? 'VARCHAR(' . $length . ')' : 'TEXT');
case 'array':
case 'object':
case 'clob':
if ( ! empty($field['length'])) {
$length = $field['length'];
if ($length <= 255) {
return 'TINYTEXT';
} elseif ($length <= 65532) {
return 'TEXT';
} elseif ($length <= 16777215) {
return 'MEDIUMTEXT';
}
}
return 'LONGTEXT';
case 'blob':
if ( ! empty($field['length'])) {
$length = $field['length'];
if ($length <= 255) {
return 'TINYBLOB';
} elseif ($length <= 65532) {
return 'BLOB';
} elseif ($length <= 16777215) {
return 'MEDIUMBLOB';
}
}
return 'LONGBLOB';
case 'integer':
case 'int':
if ( ! empty($field['length'])) {
$length = $field['length'];
if ($length <= 1) {
return 'TINYINT';
} elseif ($length == 2) {
return 'SMALLINT';
} elseif ($length == 3) {
return 'MEDIUMINT';
} elseif ($length == 4) {
return 'INT';
} elseif ($length > 4) {
return 'BIGINT';
}
}
return 'INT';
case 'boolean':
return 'TINYINT(1)';
case 'date':
return 'DATE';
case 'time':
return 'TIME';
case 'timestamp':
return 'DATETIME';
case 'float':
$length = !empty($field['length']) ? $field['length'] : 18;
$scale = !empty($field['scale']) ? $field['scale'] : $this->conn->getAttribute(Doctrine_Core::ATTR_DECIMAL_PLACES);
return 'FLOAT('.$length.', '.$scale.')';
case 'double':
$length = !empty($field['length']) ? $field['length'] : 18;
$scale = !empty($field['scale']) ? $field['scale'] : $this->conn->getAttribute(Doctrine_Core::ATTR_DECIMAL_PLACES);
return 'DOUBLE('.$length.', '.$scale.')';
case 'decimal':
$length = !empty($field['length']) ? $field['length'] : 18;
$scale = !empty($field['scale']) ? $field['scale'] : $this->conn->getAttribute(Doctrine_Core::ATTR_DECIMAL_PLACES);
return 'DECIMAL('.$length.', '.$scale.')';
case 'bit':
return 'BIT';
}
return $field['type'] . (isset($field['length']) ? '('.$field['length'].')':null);
}
/**
* Maps a native array description of a field to a MDB2 datatype and length
*
* @param array $field native field description
* @return array containing the various possible types, length, sign, fixed
*/
public function getPortableDeclaration(array $field)
{
$dbType = strtolower($field['type']);
$dbType = strtok($dbType, '(), ');
if ($dbType == 'national') {
$dbType = strtok('(), ');
}
if (isset($field['length'])) {
$length = $field['length'];
$decimal = '';
} else {
$length = strtok('(), ');
$decimal = strtok('(), ');
if ( ! $decimal ) {
$decimal = null;
}
}
$type = array();
$unsigned = $fixed = null;
if ( ! isset($field['name'])) {
$field['name'] = '';
}
$values = null;
$scale = null;
switch ($dbType) {
case 'tinyint':
$type[] = 'integer';
$type[] = 'boolean';
if (preg_match('/^(is|has)/', $field['name'])) {
$type = array_reverse($type);
}
$unsigned = preg_match('/ unsigned/i', $field['type']);
$length = 1;
break;
case 'smallint':
$type[] = 'integer';
$unsigned = preg_match('/ unsigned/i', $field['type']);
$length = 2;
break;
case 'mediumint':
$type[] = 'integer';
$unsigned = preg_match('/ unsigned/i', $field['type']);
$length = 3;
break;
case 'int':
case 'integer':
$type[] = 'integer';
$unsigned = preg_match('/ unsigned/i', $field['type']);
$length = 4;
break;
case 'bigint':
$type[] = 'integer';
$unsigned = preg_match('/ unsigned/i', $field['type']);
$length = 8;
break;
case 'tinytext':
case 'mediumtext':
case 'longtext':
case 'text':
case 'text':
case 'varchar':
$fixed = false;
case 'string':
case 'char':
$type[] = 'string';
if ($length == '1') {
$type[] = 'boolean';
if (preg_match('/^(is|has)/', $field['name'])) {
$type = array_reverse($type);
}
} elseif (strstr($dbType, 'text')) {
$type[] = 'clob';
if ($decimal == 'binary') {
$type[] = 'blob';
}
}
if ($fixed !== false) {
$fixed = true;
}
break;
case 'enum':
$type[] = 'enum';
preg_match_all('/\'((?:\'\'|[^\'])*)\'/', $field['type'], $matches);
$length = 0;
$fixed = false;
if (is_array($matches)) {
foreach ($matches[1] as &$value) {
$value = str_replace('\'\'', '\'', $value);
$length = max($length, strlen($value));
}
if ($length == '1' && count($matches[1]) == 2) {
$type[] = 'boolean';
if (preg_match('/^(is|has)/', $field['name'])) {
$type = array_reverse($type);
}
}
$values = $matches[1];
}
$type[] = 'integer';
break;
case 'set':
$fixed = false;
$type[] = 'text';
$type[] = 'integer';
break;
case 'date':
$type[] = 'date';
$length = null;
break;
case 'datetime':
case 'timestamp':
$type[] = 'timestamp';
$length = null;
break;
case 'time':
$type[] = 'time';
$length = null;
break;
case 'float':
case 'double':
case 'real':
$type[] = 'float';
$unsigned = preg_match('/ unsigned/i', $field['type']);
break;
case 'unknown':
case 'decimal':
if ($decimal !== null) {
$scale = $decimal;
}
case 'numeric':
$type[] = 'decimal';
$unsigned = preg_match('/ unsigned/i', $field['type']);
break;
case 'tinyblob':
case 'mediumblob':
case 'longblob':
case 'blob':
case 'binary':
case 'varbinary':
$type[] = 'blob';
$length = null;
break;
case 'year':
$type[] = 'integer';
$type[] = 'date';
$length = null;
break;
case 'bit':
$type[] = 'bit';
break;
case 'geometry':
case 'geometrycollection':
case 'point':
case 'multipoint':
case 'linestring':
case 'multilinestring':
case 'polygon':
case 'multipolygon':
$type[] = 'blob';
$length = null;
break;
default:
$type[] = $field['type'];
$length = isset($field['length']) ? $field['length']:null;
}
$length = ((int) $length == 0) ? null : (int) $length;
$def = array('type' => $type, 'length' => $length, 'unsigned' => $unsigned, 'fixed' => $fixed);
if ($values !== null) {
$def['values'] = $values;
}
if ($scale !== null) {
$def['scale'] = $scale;
}
return $def;
}
/**
* Obtain DBMS specific SQL code portion needed to set the CHARACTER SET
* of a field declaration to be used in statements like CREATE TABLE.
*
* @param string $charset name of the charset
* @return string DBMS specific SQL code portion needed to set the CHARACTER SET
* of a field declaration.
*/
public function getCharsetFieldDeclaration($charset)
{
return 'CHARACTER SET ' . $charset;
}
/**
* Obtain DBMS specific SQL code portion needed to set the COLLATION
* of a field declaration to be used in statements like CREATE TABLE.
*
* @param string $collation name of the collation
* @return string DBMS specific SQL code portion needed to set the COLLATION
* of a field declaration.
*/
public function getCollationFieldDeclaration($collation)
{
return 'COLLATE ' . $collation;
}
/**
* Obtain DBMS specific SQL code portion needed to declare an integer type
* field to be used in statements like CREATE TABLE.
*
* @param string $name name the field to be declared.
* @param string $field associative array with the name of the properties
* of the field being declared as array indexes.
* Currently, the types of supported field
* properties are as follows:
*
* unsigned
* Boolean flag that indicates whether the field
* should be declared as unsigned integer if
* possible.
*
* default
* Integer value to be used as default for this
* field.
*
* notnull
* Boolean flag that indicates whether this field is
* constrained to not be set to null.
* @return string DBMS specific SQL code portion that should be used to
* declare the specified field.
*/
public function getIntegerDeclaration($name, $field)
{
$unique = (isset($field['unique']) && $field['unique']) ? ' UNIQUE' : '';
$default = $autoinc = '';
if ( ! empty($field['autoincrement'])) {
$autoinc = ' AUTO_INCREMENT';
} elseif (array_key_exists('default', $field)) {
if ($field['default'] === '') {
$field['default'] = empty($field['notnull']) ? null : 0;
}
$default = ' DEFAULT ' . (is_null($field['default'])
? 'NULL'
: $this->conn->quote($field['default']));
}
$notnull = (isset($field['notnull']) && $field['notnull']) ? ' NOT NULL' : '';
$unsigned = (isset($field['unsigned']) && $field['unsigned']) ? ' UNSIGNED' : '';
$comment = (isset($field['comment']) && $field['comment'])
? " COMMENT " . $this->conn->quote($field['comment'], 'text') : '';
$name = $this->conn->quoteIdentifier($name, true);
return $name . ' ' . $this->getNativeDeclaration($field) . $unsigned
. $default . $unique . $notnull . $autoinc . $comment;
}
}
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