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doctrine-dbal
Commit dd4aff4a authored by zYne's avatar zYne
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SQL function abstraction started on some drivers, developed mssql and oracle datadict drivers

parent cfac6410
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Showing with 186 additions and 142 deletions
lib/Doctrine/Connection/Mysql.php
View file @ dd4aff4a
...@@ -24,146 +24,16 @@ class Doctrine_Connection_Mysql extends Doctrine_Connection_Common { ...@@ -24,146 +24,16 @@ class Doctrine_Connection_Mysql extends Doctrine_Connection_Common {
return 'RLIKE'; return 'RLIKE';
} }
/** /**
* deletes all data access object from the collection * Returns string to concatenate two or more string parameters
* @param Doctrine_Collection $coll
*/
/**
public function deleteCollection(Doctrine_Collection $coll) {
$a = $coll->getTable()->getCompositePaths();
$a = array_merge(array($coll->getTable()->getComponentName()),$a);
$graph = new Doctrine_Query();
foreach($coll as $k=>$record) {
switch($record->getState()):
case Doctrine_Record::STATE_DIRTY:
case Doctrine_Record::STATE_CLEAN:
$ids[] = $record->getID();
break;
endswitch;
}
if(empty($ids))
return array();
$graph->parseQuery("FROM ".implode(", ",$a)." WHERE ".$coll->getTable()->getTableName().".id IN(".implode(", ",$ids).")");
$query = $graph->buildDelete();
$this->getDBH()->query($query);
return $ids;
}
*/
/**
* returns maximum identifier values
* *
* @param array $names an array of component names * @param string $value1
* @return array * @param string $value2
* @param string $values...
* @return string a concatenation of two or more strings
*/ */
public function getMaximumValues2(array $names) { public function concat($value1, $value2) {
$values = array(); $args = func_get_args();
foreach($names as $name) { return "CONCAT(".implode(', ', $args).")";
$table = $this->tables[$name];
$keys = $table->getPrimaryKeys();
$tablename = $table->getTableName();
if(count($keys) == 1 && $keys[0] == $table->getIdentifier()) {
// record uses auto_increment column
$sql[] = "SELECT MAX(".$tablename.".".$table->getIdentifier().") as $tablename FROM ".$tablename;
$values[$tablename] = 0;
$array[] = $tablename;
}
}
$sql = implode(" UNION ",$sql);
$stmt = $this->getDBH()->query($sql);
$data = $stmt->fetchAll(PDO::FETCH_NUM);
foreach($data as $k => $v) {
$values[$array[$k]] = $v[0];
}
return $values;
}
/**
* bulkInsert
* inserts all the objects in the pending insert list into database
* TODO: THIS IS NOT WORKING YET AS THERE ARE BUGS IN COMPONENTS USING SELF-REFERENCENCING
*
* @return boolean
*/
/**
public function bulkInsert() {
if(empty($this->insert))
return false;
foreach($this->insert as $name => $inserts) {
if( ! isset($inserts[0]))
continue;
$record = $inserts[0];
$table = $record->getTable();
$seq = $table->getSequenceName();
$keys = $table->getPrimaryKeys();
$marks = array();
$params = array();
foreach($inserts as $k => $record) {
$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onPreSave($record);
// listen the onPreInsert event
$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onPreInsert($record);
$array = $record->getPrepared();
if(isset($this->validator)) {
if( ! $this->validator->validateRecord($record)) {
continue;
}
}
$key = implode(", ",array_keys($array));
if( ! isset($params[$key]))
$params[$key] = array();
$marks[$key][] = "(".substr(str_repeat("?, ",count($array)),0,-2).")";
$params[$key] = array_merge($params[$key], array_values($array));
// listen the onInsert event
$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onInsert($record);
$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onSave($record);
}
if( ! empty($marks)) {
foreach($marks as $key => $list) {
$query = "INSERT INTO ".$table->getTableName()." (".$key.") VALUES ".implode(", ", $list);
$stmt = $this->getDBH()->prepare($query);
$stmt->execute($params[$key]);
} }
}
if(count($keys) == 1 && $keys[0] == $table->getIdentifier()) {
// record uses auto_increment column
$sql = "SELECT MAX(".$table->getIdentifier().") FROM ".$record->getTable()->getTableName();
$stmt = $this->getDBH()->query($sql);
$data = $stmt->fetch(PDO::FETCH_NUM);
$id = $data[0];
$stmt->closeCursor();
foreach(array_reverse($inserts) as $record) {
$record->setID((int) $id);
$id--;
}
}
}
$this->insert = array();
return true;
}
*/
} }
lib/Doctrine/Connection/Oracle.php
View file @ dd4aff4a
...@@ -28,5 +28,44 @@ class Doctrine_Connection_Oracle extends Doctrine_Connection { ...@@ -28,5 +28,44 @@ class Doctrine_Connection_Oracle extends Doctrine_Connection {
$data = $stmt->fetch(PDO::FETCH_NUM); $data = $stmt->fetch(PDO::FETCH_NUM);
return $data[0]; return $data[0];
} }
/**
* Return string to call a variable with the current timestamp inside an SQL statement
* There are three special variables for current date and time:
* - CURRENT_TIMESTAMP (date and time, TIMESTAMP type)
* - CURRENT_DATE (date, DATE type)
* - CURRENT_TIME (time, TIME type)
*
* @return string to call a variable with the current timestamp
* @access public
*/
function now($type = 'timestamp')
{
switch ($type) {
case 'date':
case 'time':
case 'timestamp':
default:
return 'TO_CHAR(CURRENT_TIMESTAMP, \'YYYY-MM-DD HH24:MI:SS\')';
}
}
/**
* substring
*
* @return string SQL substring function with given parameters
*/
function substring($value, $position = 1, $length = null) {
if($length !== null)
return "SUBSTR($value, $position, $length)";
return "SUBSTR($value, $position)";
}
/**
* random
*
* @return string an oracle SQL string that generates a float between 0 and 1
*/
function random() {
return 'dbms_random.value';
}
} }
lib/Doctrine/Connection/Pgsql.php
View file @ dd4aff4a
...@@ -15,13 +15,21 @@ class Doctrine_Connection_Pgsql extends Doctrine_Connection_Common { ...@@ -15,13 +15,21 @@ class Doctrine_Connection_Pgsql extends Doctrine_Connection_Common {
return $data[0]; return $data[0];
} }
/** /**
* returns the regular expression operator * getRegexpOperator
* (implemented by the connection drivers)
* *
* @return string * @return string the regular expression operator
*/ */
public function getRegexpOperator() { public function getRegexpOperator() {
return 'SIMILAR TO'; return 'SIMILAR TO';
} }
/**
* return string to call a function to get random value inside an SQL statement
*
* @return return string to generate float between 0 and 1
* @access public
*/
public function random() {
return 'RANDOM()';
}
} }
lib/Doctrine/DataDict/Mssql.php
View file @ dd4aff4a
...@@ -24,10 +24,137 @@ ...@@ -24,10 +24,137 @@
* @url http://www.phpdoctrine.com * @url http://www.phpdoctrine.com
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL * @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @author Konsta Vesterinen * @author Konsta Vesterinen
* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
* @version $Id$ * @version $Id$
*/ */
class Doctrine_DataDict_Mssql extends Doctrine_DataDict { class Doctrine_DataDict_Mssql extends Doctrine_DataDict {
/**
* Obtain DBMS specific SQL code portion needed to declare an text type
* field to be used in statements like CREATE TABLE.
*
* @param array $field associative array with the name of the properties
* of the field being declared as array indexes. Currently, the types
* of supported field properties are as follows:
*
* length
* Integer value that determines the maximum length of the text
* field. If this argument is missing the field should be
* declared to have the longest length allowed by the DBMS.
*
* default
* Text value to be used as default for this field.
*
* notnull
* Boolean flag that indicates whether this field is constrained
* to not be set to null.
* @return string DBMS specific SQL code portion that should be used to
* declare the specified field.
*/
public function getTypeDeclaration($field) {
switch ($field['type']) {
case 'text':
$length = !empty($field['length'])
? $field['length'] : false;
$fixed = !empty($field['fixed']) ? $field['fixed'] : false;
return $fixed ? ($length ? 'CHAR('.$length.')' : 'CHAR('.$db->options['default_text_field_length'].')')
: ($length ? 'VARCHAR('.$length.')' : 'TEXT');
case 'clob':
if (!empty($field['length'])) {
$length = $field['length'];
if ($length <= 8000) {
return 'VARCHAR('.$length.')';
}
}
return 'TEXT';
case 'blob':
if (!empty($field['length'])) {
$length = $field['length'];
if ($length <= 8000) {
return "VARBINARY($length)";
}
}
return 'IMAGE';
case 'integer':
return 'INT';
case 'boolean':
return 'BIT';
case 'date':
return 'CHAR ('.strlen('YYYY-MM-DD').')';
case 'time':
return 'CHAR ('.strlen('HH:MM:SS').')';
case 'timestamp':
return 'CHAR ('.strlen('YYYY-MM-DD HH:MM:SS').')';
case 'float':
return 'FLOAT';
case 'decimal':
$length = !empty($field['length']) ? $field['length'] : 18;
return 'DECIMAL('.$length.','.$db->options['decimal_places'].')';
}
return '';
}
/**
* Maps a native array description of a field to a MDB2 datatype and length
*
* @param array $field native field description
* @return array containing the various possible types, length, sign, fixed
*/
public function mapNativeDatatype($field) {
$db_type = preg_replace('/\d/','', strtolower($field['type']) );
$length = $field['length'];
if ((int)$length <= 0) {
$length = null;
}
$type = array();
// todo: unsigned handling seems to be missing
$unsigned = $fixed = null;
switch ($db_type) {
case 'bit':
$type[0] = 'boolean';
break;
case 'int':
$type[0] = 'integer';
break;
case 'datetime':
$type[0] = 'timestamp';
break;
case 'float':
case 'real':
case 'numeric':
$type[0] = 'float';
break;
case 'decimal':
case 'money':
$type[0] = 'decimal';
break;
case 'text':
case 'varchar':
$fixed = false;
case 'char':
$type[0] = 'text';
if ($length == '1') {
$type[] = 'boolean';
if (preg_match('/^[is|has]/', $field['name'])) {
$type = array_reverse($type);
}
} elseif (strstr($db_type, 'text')) {
$type[] = 'clob';
}
if ($fixed !== false) {
$fixed = true;
}
break;
case 'image':
case 'varbinary':
$type[] = 'blob';
$length = null;
break;
default:
throw new Doctrine_DataDict_Mssql_Exception('mapNativeDatatype: unknown database attribute type: '.$db_type);
}
return array($type, $length, $unsigned, $fixed);
}
/** /**
* lists all databases * lists all databases
* *
......
lib/Doctrine/DataDict/Oracle.php
View file @ dd4aff4a
...@@ -27,7 +27,7 @@ ...@@ -27,7 +27,7 @@
* @version $Id$ * @version $Id$
*/ */
class Doctrine_DataDict_Mssql extends Doctrine_DataDict { class Doctrine_DataDict_Oracle extends Doctrine_DataDict {
/** /**
* Obtain DBMS specific SQL code portion needed to declare an text type * Obtain DBMS specific SQL code portion needed to declare an text type
* field to be used in statements like CREATE TABLE. * field to be used in statements like CREATE TABLE.
......
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