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Doctrine_Expression classes added, fixes #195, #196, #197, #198

Browse Source 
Ticket: 195
This commit is contained in:
zYne 2006-10-26 11:24:35 +00:00
parent ff85f8c668
commit 0d75147c70
8 changed files with 426 additions and 964 deletions
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3
lib/Doctrine/DataDict.php
View File

@ -30,7 +30,7 @@ class Doctrine_DataDict {
protected $dbh;
public function __construct(PDO $dbh) {
public function __construct($dbh = null) {
$file = Doctrine::getPath().DIRECTORY_SEPARATOR."Doctrine".DIRECTORY_SEPARATOR."adodb-hack".DIRECTORY_SEPARATOR."adodb.inc.php";
if( ! file_exists($file))
@ -39,6 +39,7 @@ class Doctrine_DataDict {
require_once($file);
$this->dbh = $dbh;
if($dbh)
$this->dict = NewDataDictionary($dbh);
}
/**

12
lib/Doctrine/DataDict/Pgsql.php
View File

@ -29,7 +29,7 @@
* @version $Id$
*/
class Doctrine_DataDict_Mysql extends Doctrine_DataDict {
class Doctrine_DataDict_Pgsql extends Doctrine_DataDict {
/**
* Obtain DBMS specific SQL code portion needed to declare an text type
* field to be used in statements like CREATE TABLE.
@ -53,7 +53,7 @@ class Doctrine_DataDict_Mysql extends Doctrine_DataDict {
* @return string DBMS specific SQL code portion that should be used to
* declare the specified field.
*/
public function getTypeDeclaration(array $field) {
public function getNativeDeclaration(array $field) {
switch ($field['type']) {
case 'string':
case 'array':
@ -115,8 +115,8 @@ class Doctrine_DataDict_Mysql extends Doctrine_DataDict {
* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
* @return array containing the various possible types, length, sign, fixed
*/
public function mapNativeDatatype($field) {
$db_type = preg_replace('/\d/','', strtolower($field['type']) );
public function getDoctrineDeclaration(array $field) {
$length = $field['length'];
if ($length == '-1' && !empty($field['atttypmod'])) {
$length = $field['atttypmod'] - 4;
@ -126,7 +126,7 @@ class Doctrine_DataDict_Mysql extends Doctrine_DataDict {
}
$type = array();
$unsigned = $fixed = null;
switch ($db_type) {
switch ($field['type']) {
case 'smallint':
case 'int2':
$type[] = 'integer';
@ -159,7 +159,7 @@ class Doctrine_DataDict_Mysql extends Doctrine_DataDict {
case 'bool':
case 'boolean':
$type[] = 'boolean';
$length = null;
$length = 1;
break;
case 'text':
case 'varchar':

233
lib/Doctrine/Expression.php Normal file
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@ -0,0 +1,233 @@
<?php
/*
* $Id$
*
* 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.phpdoctrine.com>.
*/
/**
* Doctrine_Expression
*
* @package Doctrine ORM
* @url www.phpdoctrine.com
* @license LGPL
*/
class Doctrine_Expression {
/**
* @var Doctrine_Connection $connection
*/
protected $conn;
/**
* @param Doctrine_Connection $conn
*/
public function __construct(Doctrine_Connection $conn) {
$this->conn = $conn;
}
/**
* Returns the average value of a column
*
* @param string $column the column to use
* @return string generated sql including an AVG aggregate function
*/
public function avg($column) {
$column = $this->getIdentifier($column);
return 'AVG(' . $column . ')';
}
/**
* Returns the number of rows (without a NULL value) of a column
*
* If a '*' is used instead of a column the number of selected rows
* is returned.
*
* @param string|integer $column the column to use
* @return string generated sql including a COUNT aggregate function
*/
public function count($column) {
$column = $this->getIdentifier($column);
return 'COUNT(' . $column . ')';
}
/**
* Returns the highest value of a column
*
* @param string $column the column to use
* @return string generated sql including a MAX aggregate function
*/
public function max($column) {
$column = $this->getIdentifier($column);
return 'MAX(' . $column . ')';
}
/**
* Returns the lowest value of a column
*
* @param string $column the column to use
* @return string
*/
public function min($column) {
$column = $this->getIdentifier($column);
return 'MIN(' . $column . ')';
}
/**
* Returns the total sum of a column
*
* @param string $column the column to use
* @return string
*/
public function sum($column) {
$column = $this->getIdentifier($column);
return 'SUM(' . $column . ')';
}
// scalar functions
/**
* Returns the md5 sum of a field.
*
* Note: Not SQL92, but common functionality
*
* @return string
*/
public function md5($column) {
$column = $this->getIdentifier($column);
return 'MD5(' . $column . ')';
}
/**
* Returns the length of a text field.
*
* @param string $expression1
* @param string $expression2
* @return string
*/
public function length($column) {
$column = $this->getIdentifier($column);
return 'LENGTH(' . $column . ')';
}
/**
* Rounds a numeric field to the number of decimals specified.
*
* @param string $expression1
* @param string $expression2
* @return string
*/
public function round($column, $decimals) {
$column = $this->getIdentifier($column);
return 'ROUND(' . $column . ', ' . $decimals . ')';
}
/**
* Returns the remainder of the division operation
* $expression1 / $expression2.
*
* @param string $expression1
* @param string $expression2
* @return string
*/
public function mod($expression1, $expression2) {
$expression1 = $this->getIdentifier($expression1);
$expression2 = $this->getIdentifier($expression2);
return 'MOD(' . $expression1 . ', ' . $expression2 . ')';
}
/**
* ltrim
* returns the string $str with leading space characters removed
*
* @param string $str literal string or column name
* @return string
*/
public function ltrim($str) {
return 'LTRIM(' . $str . ')';
}
/**
* upper
* Returns the string $str with all characters changed to uppercase according to the current character set mapping.
*
* @param string $str literal string or column name
* @return string
*/
public function upper($str) {
return 'UPPER(' . $str . ')';
}
/**
* lower
* Returns the string $str with all characters changed to lowercase according to the current character set mapping.
*
* @param string $str literal string or column name
* @return string
*/
public function lower($str) {
return 'LOWER(' . $str . ')';
}
/**
* locate
* returns the position of the first occurrence of substring $substr in string $str
*
* @param string $substr literal string
* @param string $str literal string
* @return string
*/
public function locate($substr, $str) {
return 'LOCATE(' . $str . ', ' . $substr . ')';
}
/**
* Returns the current system date.
*
* @return string
*/
public function now() {
return 'NOW()';
}
/**
* Returns part of a string.
*
* Note: Not SQL92, but common functionality.
*
* @param string $value the target $value the string or the string column.
* @param int $from extract from this characeter.
* @param int $len extract this amount of characters.
* @return string sql that extracts part of a string.
*/
public function subString($value, $from, $len = null) {
$value = $this->getIdentifier($value);
if ($len === null)
return 'SUBSTRING(' . $value . ' FROM ' . $from . ')';
else {
$len = $this->getIdentifier($len);
return 'SUBSTRING(' . $value . ' FROM ' . $from . ' FOR ' . $len . ')';
}
}
/**
* Returns a series of strings concatinated
*
* concat() accepts an arbitrary number of parameters. Each parameter
* must contain an expression or an array with expressions.
*
* @param string|array(string) strings that will be concatinated.
*/
public function concat($arg1, $arg2) {
$args = func_get_args();
$cols = $this->getIdentifiers($cols);
return 'CONCAT(' . join(', ', $cols) . ')';
}
}

45
lib/Doctrine/Expression/Oracle.php Normal file
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@ -0,0 +1,45 @@
<?php
/*
* $Id$
*
* 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.phpdoctrine.com>.
*/
Doctrine::autoload('Doctrine_Expression');
/**
* Doctrine_Expression_Sqlite
*
* @package Doctrine ORM
* @url www.phpdoctrine.com
* @license LGPL
*/
class Doctrine_Expression_Oracle extends Doctrine_Expression {
/**
* Returns a series of strings concatinated
*
* concat() accepts an arbitrary number of parameters. Each parameter
* must contain an expression
*
* @param string $arg1, $arg2 ... $argN strings that will be concatinated.
* @return string
*/
public function concat($arg1, $arg2) {
$args = func_get_args();
$cols = $this->getIdentifiers( $args );
return join( ' || ' , $cols );
}
}

91
lib/Doctrine/Expression/Pgsql.php Normal file
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@ -0,0 +1,91 @@
/*
* $Id$
*
* 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.phpdoctrine.com>.
*/
Doctrine::autoload('Doctrine_Expression');
/**
* Doctrine_Expression_Pgsql
*
* @package Doctrine ORM
* @url www.phpdoctrine.com
* @license LGPL
*/
class Doctrine_Expression_Pgsql extends Doctrine_Expression {
/**
* Returns the md5 sum of a field.
*
* Note: Not SQL92, but common functionality
*
* md5() works with the default PostgreSQL 8 versions.
*
* If you are using PostgreSQL 7.x or older you need
* to make sure that the digest procedure.
* If you use RPMS (Redhat and Mandrake) install the postgresql-contrib
* package. You must then install the procedure by running this shell command:
* <code>
* psql [dbname] < /usr/share/pgsql/contrib/pgcrypto.sql
* </code>
* You should make sure you run this as the postgres user.
*
* @return string
*/
public function md5($column) {
$column = $this->getIdentifier($column);
if ($this->version > 7)
return 'MD5(' . $column . ')';
else
return 'encode(digest(' . $column .', md5), hex)';
}
/**
* Returns part of a string.
*
* Note: Not SQL92, but common functionality.
*
* @param string $value the target $value the string or the string column.
* @param int $from extract from this characeter.
* @param int $len extract this amount of characters.
* @return string sql that extracts part of a string.
*/
public function subString($value, $from, $len = null) {
$value = $this->getIdentifier($value);
if ($len === null) {
$len = $this->getIdentifier($len);
return 'SUBSTR(' . $value . ', ' . $from . ')';
} else
return 'SUBSTR(' . $value . ', ' . $from . ', ' . $len . ')';
}
/**
* Returns a series of strings concatinated
*
* concat() accepts an arbitrary number of parameters. Each parameter
* must contain an expression or an array with expressions.
*
* @param string|array(string) strings that will be concatinated.
* @return string
*/
public function concat($arg1, $arg2) {
$args = func_get_args();
$cols = $this->getIdentifiers($cols);
return join(' || ' , $cols);
}
}

49
lib/Doctrine/Expression/Sqlite.php Normal file
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@ -0,0 +1,49 @@
<?php
/*
* $Id$
*
* 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.phpdoctrine.com>.
*/
Doctrine::autoload('Doctrine_Expression');
/**
* Doctrine_Expression_Sqlite
*
* @package Doctrine ORM
* @url www.phpdoctrine.com
* @license LGPL
*/
class Doctrine_Expression_Sqlite extends Doctrine_Expression {
/**
* Returns part of a string.
*
* Note: Not SQL92, but common functionality. SQLite only supports the 3
* parameter variant of this function, so we are using 2^30-1 as
* artificial length in that case.
*
* @param string $value the target $value the string or the string column.
* @param int $from extract from this characeter.
* @param int $len extract this amount of characters.
* @return string sql that extracts part of a string.
*/
public function subString($value, $from, $len = null) {
$value = $this->getIdentifier( $value );
if ( $len === null )
$len = 1073741823;
return 'SUBSTR(' . $value . ', ' . $from . ', ' . $len . ')';
}
}

14
lib/Doctrine/Filter.php
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@ -1,14 +0,0 @@
<?php
class Doctrine_Filter {
private $name;
public function __construct($name) {
$this->name = $name;
}
public function getName() {
return $this->name;
}
}

943
lib/Doctrine/Session.php
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@ -1,943 +0,0 @@
<?php
/*
* $Id$
*
* 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.phpdoctrine.com>.
*/
/**
* Doctrine_Session
*
* @package Doctrine ORM
* @url www.phpdoctrine.com
* @license LGPL
*/
abstract class Doctrine_Session extends Doctrine_Configurable implements Countable, IteratorAggregate {
/**
* Doctrine_Session is in open state when it is opened and there are no active transactions
*/
const STATE_OPEN = 0;
/**
* Doctrine_Session is in closed state when it is closed
*/
const STATE_CLOSED = 1;
/**
* Doctrine_Session is in active state when it has one active transaction
*/
const STATE_ACTIVE = 2;
/**
* Doctrine_Session is in busy state when it has multiple active transactions
*/
const STATE_BUSY = 3;
/**
* @var $dbh the database handle
*/
private $dbh;
/**
* @see Doctrine_Session::STATE_* constants
* @var boolean $state the current state of the session
*/
private $state = 0;
/**
* @var integer $transaction_level the nesting level of transactions, used by transaction methods
*/
private $transaction_level = 0;
/**
* @var array $tables an array containing all the initialized Doctrine_Table objects
* keys representing Doctrine_Table component names and values as Doctrine_Table objects
*/
protected $tables = array();
/**
* @var Doctrine_Validator $validator transaction validator
*/
protected $validator;
/**
* @var array $update two dimensional pending update list, the records in
* this list will be updated when transaction is committed
*/
protected $update = array();
/**
* @var array $insert two dimensional pending insert list, the records in
* this list will be inserted when transaction is committed
*/
protected $insert = array();
/**
* @var array $delete two dimensional pending delete list, the records in
* this list will be deleted when transaction is committed
*/
protected $delete = array();
/**
* the constructor
*
* @param Doctrine_Manager $manager the manager object
* @param PDO $pdo the database handler
*/
public function __construct(Doctrine_Manager $manager,PDO $pdo) {
$this->dbh = $pdo;
$this->state = Doctrine_Session::STATE_OPEN;
$this->setParent($manager);
$this->dbh->setAttribute(PDO::ATTR_CASE, PDO::CASE_NATURAL);
$this->dbh->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$this->getAttribute(Doctrine::ATTR_LISTENER)->onOpen($this);
}
/**
* returns the state of this session
*
* @see Doctrine_Session::STATE_* constants
* @return integer the session state
*/
public function getState() {
return $this->state;
}
/**
* returns the manager that created this session
*
* @return Doctrine_Manager
*/
public function getManager() {
return $this->getParent();
}
/**
* returns the database handler of which this session uses
*
* @return object PDO the database handler
*/
public function getDBH() {
return $this->dbh;
}
/**
* query
* queries the database with Doctrine Query Language
*
* @param string $query DQL query
* @param array $params query parameters
*/
final public function query($query,array $params = array()) {
$parser = new Doctrine_Query($this);
return $parser->query($query, $params);
}
/**
* queries the database with limit and offset
* added to the query and returns a PDOStatement object
*
* @param string $query
* @param integer $limit
* @param integer $offset
* @return PDOStatement
*/
public function select($query,$limit = 0,$offset = 0) {
if($limit > 0 || $offset > 0)
$query = $this->modifyLimitQuery($query,$limit,$offset);
return $this->dbh->query($query);
}
/**
* @param string $query sql query
* @param array $params query parameters
*
* @return PDOStatement
*/
public function execute($query, array $params = array()) {
if( ! empty($params)) {
$stmt = $this->dbh->prepare($query);
$stmt->execute($params);
return $stmt;
} else {
return $this->dbh->query($query);
}
}
/**
* whether or not this session has table $name initialized
*
* @param $mixed $name
* @return boolean
*/
public function hasTable($name) {
return isset($this->tables[$name]);
}
/**
* returns a table object for given component name
*
* @param string $name component name
* @return object Doctrine_Table
*/
public function getTable($name) {
if(isset($this->tables[$name]))
return $this->tables[$name];
$class = $name."Table";
if(class_exists($class) && in_array("Doctrine_Table", class_parents($class))) {
return new $class($name);
} else {
return new Doctrine_Table($name);
}
}
/**
* returns an array of all initialized tables
*
* @return array
*/
public function getTables() {
return $this->tables;
}
/**
* returns an iterator that iterators through all
* initialized table objects
*
* @return ArrayIterator
*/
public function getIterator() {
return new ArrayIterator($this->tables);
}
/**
* returns the count of initialized table objects
*
* @return integer
*/
public function count() {
return count($this->tables);
}
/**
* @param $objTable a Doctrine_Table object to be added into registry
* @return boolean
*/
public function addTable(Doctrine_Table $objTable) {
$name = $objTable->getComponentName();
if(isset($this->tables[$name]))
return false;
$this->tables[$name] = $objTable;
return true;
}
/**
* creates a record
*
* create creates a record
* @param string $name component name
* @return Doctrine_Record Doctrine_Record object
*/
public function create($name) {
return $this->getTable($name)->create();
}
/**
* buildFlushTree
* builds a flush tree that is used in transactions
*
* @return array
*/
public function buildFlushTree(array $tables) {
$tree = array();
foreach($tables as $k => $table) {
$k = $k.$table;
if( ! ($table instanceof Doctrine_Table))
$table = $this->getTable($table);
$nm = $table->getComponentName();
$index = array_search($nm,$tree);
if($index === false) {
$tree[] = $nm;
$index = max(array_keys($tree));
//print "$k -- adding <b>$nm</b>...<br \>";
}
$rels = $table->getRelations();
// group relations
foreach($rels as $key => $rel) {
if($rel instanceof Doctrine_Relation_ForeignKey) {
unset($rels[$key]);
array_unshift($rels, $rel);
}
}
foreach($rels as $rel) {
$name = $rel->getTable()->getComponentName();
$index2 = array_search($name,$tree);
$type = $rel->getType();
// skip self-referenced relations
if($name === $nm)
continue;
if($rel instanceof Doctrine_Relation_ForeignKey) {
if($index2 !== false) {
if($index2 >= $index)
continue;
unset($tree[$index]);
array_splice($tree,$index2,0,$nm);
$index = $index2;
//print "$k -- pushing $nm into $index2...<br \>";
} else {
$tree[] = $name;
//print "$k -- adding $nm :$name...<br>";
}
} elseif($rel instanceof Doctrine_Relation_LocalKey) {
if($index2 !== false) {
if($index2 <= $index)
continue;
unset($tree[$index2]);
array_splice($tree,$index,0,$name);
//print "$k -- pushing $name into <b>$index</b>...<br \>";
} else {
//array_splice($tree, $index, 0, $name);
array_unshift($tree,$name);
$index++;
//print "$k -- pushing <b>$name</b> into 0...<br \>";
}
} elseif($rel instanceof Doctrine_Relation_Association) {
$t = $rel->getAssociationFactory();
$n = $t->getComponentName();
if($index2 !== false)
unset($tree[$index2]);
array_splice($tree,$index, 0,$name);
$index++;
$index3 = array_search($n,$tree);
if($index3 !== false) {
if($index3 >= $index)
continue;
unset($tree[$index]);
array_splice($tree,$index3,0,$n);
$index = $index2;
//print "$k -- pushing $nm into $index3...<br \>";
} else {
$tree[] = $n;
//print "$k -- adding $nm :$name...<br>";
}
}
//print_r($tree);
}
//print_r($tree);
}
return array_values($tree);
}
/**
* flush
* saves all the records from all tables
* this operation is isolated using a transaction
*
* @return void
*/
public function flush() {
$this->beginTransaction();
$this->saveAll();
$this->commit();
}
/**
* saveAll
* saves all the records from all tables
*
* @return void
*/
private function saveAll() {
$tree = $this->buildFlushTree($this->tables);
foreach($tree as $name) {
$table = $this->tables[$name];
foreach($table->getRepository() as $record) {
$this->save($record);
}
}
foreach($tree as $name) {
$table = $this->tables[$name];
foreach($table->getRepository() as $record) {
$record->saveAssociations();
}
}
}
/**
* clear
* clears all repositories
*
* @return void
*/
public function clear() {
foreach($this->tables as $k => $table) {
$table->getRepository()->evictAll();
$table->clear();
}
}
/**
* @return void
*/
public function evictTables() {
$this->tables = array();
}
/**
* close
* closes the session
*
* @return void
*/
public function close() {
$this->getAttribute(Doctrine::ATTR_LISTENER)->onPreClose($this);
$this->clear();
$this->state = Doctrine_Session::STATE_CLOSED;
$this->getAttribute(Doctrine::ATTR_LISTENER)->onClose($this);
}
/**
* get the current transaction nesting level
*
* @return integer
*/
public function getTransactionLevel() {
return $this->transaction_level;
}
/**
* beginTransaction
* starts a new transaction
* @return void
*/
public function beginTransaction() {
if($this->transaction_level == 0) {
if($this->getAttribute(Doctrine::ATTR_LOCKMODE) == Doctrine::LOCK_PESSIMISTIC) {
$this->getAttribute(Doctrine::ATTR_LISTENER)->onPreTransactionBegin($this);
$this->dbh->beginTransaction();
$this->getAttribute(Doctrine::ATTR_LISTENER)->onTransactionBegin($this);
}
$this->state = Doctrine_Session::STATE_ACTIVE;
} else {
$this->state = Doctrine_Session::STATE_BUSY;
}
$this->transaction_level++;
}
/**
* commits the current transaction
* if lockmode is optimistic this method starts a transaction
* and commits it instantly
*
* @return void
*/
public function commit() {
$this->transaction_level--;
if($this->transaction_level == 0) {
if($this->getAttribute(Doctrine::ATTR_LOCKMODE) == Doctrine::LOCK_OPTIMISTIC) {
$this->getAttribute(Doctrine::ATTR_LISTENER)->onPreTransactionBegin($this);
$this->dbh->beginTransaction();
$this->getAttribute(Doctrine::ATTR_LISTENER)->onTransactionBegin($this);
}
if($this->getAttribute(Doctrine::ATTR_VLD))
$this->validator = new Doctrine_Validator();
try {
$this->bulkInsert();
$this->bulkUpdate();
$this->bulkDelete();
if($this->getAttribute(Doctrine::ATTR_VLD)) {
if($this->validator->hasErrors()) {
$this->rollback();
throw new Doctrine_Validator_Exception($this->validator);
}
}
$this->dbh->commit();
} catch(PDOException $e) {
$this->rollback();
throw new Doctrine_Exception($e->__toString());
}
$this->getAttribute(Doctrine::ATTR_LISTENER)->onTransactionCommit($this);
$this->delete = array();
$this->state = Doctrine_Session::STATE_OPEN;
$this->validator = null;
} elseif($this->transaction_level == 1)
$this->state = Doctrine_Session::STATE_ACTIVE;
}
/**
* rollback
* rolls back all transactions
*
* this method also listens to onPreTransactionRollback and onTransactionRollback
* eventlisteners
*
* @return void
*/
public function rollback() {
$this->getAttribute(Doctrine::ATTR_LISTENER)->onPreTransactionRollback($this);
$this->transaction_level = 0;
$this->dbh->rollback();
$this->state = Doctrine_Session::STATE_OPEN;
$this->getAttribute(Doctrine::ATTR_LISTENER)->onTransactionRollback($this);
}
/**
* bulkInsert
* inserts all the objects in the pending insert list into database
* @return void
*/
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();
$increment = false;
$keys = $table->getPrimaryKeys();
$id = null;
if(count($keys) == 1 && $keys[0] == $table->getIdentifier()) {
$increment = true;
}
foreach($inserts as $k => $record) {
$table->getAttribute(Doctrine::ATTR_LISTENER)->onPreSave($record);
// listen the onPreInsert event
$table->getAttribute(Doctrine::ATTR_LISTENER)->onPreInsert($record);
$this->insert($record);
if($increment) {
if($k == 0) {
// record uses auto_increment column
$id = $this->dbh->lastInsertID();
if( ! $id)
$id = $table->getMaxIdentifier();
}
$record->assignIdentifier($id);
$id++;
} else
$record->assignIdentifier(true);
// listen the onInsert event
$table->getAttribute(Doctrine::ATTR_LISTENER)->onInsert($record);
$table->getAttribute(Doctrine::ATTR_LISTENER)->onSave($record);
}
}
$this->insert = array();
return true;
}
/**
* returns maximum identifier values
*
* @param array $names an array of component names
* @return array
*/
public function getMaximumValues(array $names) {
$values = array();
foreach($names as $name) {
$table = $this->tables[$name];
$keys = $table->getPrimaryKeys();
$tablename = $table->getTableName();
if(count($keys) == 1 && $keys[0] == $table->getIdentifier()) {
// record uses auto_increment column
$sql = "SELECT MAX(".$table->getIdentifier().") FROM ".$tablename;
$stmt = $this->dbh->query($sql);
$data = $stmt->fetch(PDO::FETCH_NUM);
$values[$tablename] = $data[0];
$stmt->closeCursor();
}
}
return $values;
}
/**
* bulkUpdate
* updates all objects in the pending update list
*
* @return void
*/
public function bulkUpdate() {
foreach($this->update as $name => $updates) {
$ids = array();
foreach($updates as $k => $record) {
$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onPreSave($record);
// listen the onPreUpdate event
$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onPreUpdate($record);
$this->update($record);
// listen the onUpdate event
$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onUpdate($record);
$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onSave($record);
}
}
$this->update = array();
}
/**
* bulkDelete
* deletes all records from the pending delete list
*
* @return void
*/
public function bulkDelete() {
foreach($this->delete as $name => $deletes) {
$record = false;
$ids = array();
foreach($deletes as $k => $record) {
$ids[] = $record->getIncremented();
$record->assignIdentifier(false);
}
if($record instanceof Doctrine_Record) {
$table = $record->getTable();
$params = substr(str_repeat("?, ",count($ids)),0,-2);
$query = "DELETE FROM ".$record->getTable()->getTableName()." WHERE ".$table->getIdentifier()." IN(".$params.")";
$this->execute($query,$ids);
$record->getTable()->getCache()->deleteMultiple($ids);
}
}
$this->delete = array();
}
/**
* saves a collection
*
* @param Doctrine_Collection $coll
* @return void
*/
public function saveCollection(Doctrine_Collection $coll) {
$this->beginTransaction();
foreach($coll as $key=>$record):
$record->save();
endforeach;
$this->commit();
}
/**
* deletes all records from collection
*
* @param Doctrine_Collection $coll
* @return void
*/
public function deleteCollection(Doctrine_Collection $coll) {
$this->beginTransaction();
foreach($coll as $k=>$record) {
$record->delete();
}
$this->commit();
}
/**
* saves the given record
*
* @param Doctrine_Record $record
* @return void
*/
public function save(Doctrine_Record $record) {
switch($record->getState()):
case Doctrine_Record::STATE_TDIRTY:
$this->addInsert($record);
break;
case Doctrine_Record::STATE_DIRTY:
case Doctrine_Record::STATE_PROXY:
$this->addUpdate($record);
break;
case Doctrine_Record::STATE_CLEAN:
case Doctrine_Record::STATE_TCLEAN:
// do nothing
break;
endswitch;
}
/**
* saves all related records to $record
*
* @param Doctrine_Record $record
*/
final public function saveRelated(Doctrine_Record $record) {
$saveLater = array();
foreach($record->getReferences() as $k=>$v) {
$fk = $record->getTable()->getRelation($k);
if($fk instanceof Doctrine_Relation_ForeignKey ||
$fk instanceof Doctrine_Relation_LocalKey) {
switch($fk->getType()):
case Doctrine_Relation::ONE_COMPOSITE:
case Doctrine_Relation::MANY_COMPOSITE:
$local = $fk->getLocal();
$foreign = $fk->getForeign();
if($record->getTable()->hasPrimaryKey($fk->getLocal())) {
switch($record->getState()):
case Doctrine_Record::STATE_TDIRTY:
case Doctrine_Record::STATE_TCLEAN:
$saveLater[$k] = $fk;
break;
case Doctrine_Record::STATE_CLEAN:
case Doctrine_Record::STATE_DIRTY:
$v->save();
break;
endswitch;
} else {
// ONE-TO-ONE relationship
$obj = $record->get($fk->getTable()->getComponentName());
if($obj->getState() != Doctrine_Record::STATE_TCLEAN)
$obj->save();
}
break;
endswitch;
} elseif($fk instanceof Doctrine_Relation_Association) {
$v->save();
}
}
return $saveLater;
}
/**
* updates the given record
*
* @param Doctrine_Record $record
* @return boolean
*/
private function update(Doctrine_Record $record) {
$array = $record->getPrepared();
if(empty($array))
return false;
$set = array();
foreach($array as $name => $value):
$set[] = $name." = ?";
if($value instanceof Doctrine_Record) {
switch($value->getState()):
case Doctrine_Record::STATE_TCLEAN:
case Doctrine_Record::STATE_TDIRTY:
$record->save();
default:
$array[$name] = $value->getIncremented();
$record->set($name, $value->getIncremented());
endswitch;
}
endforeach;
if(isset($this->validator)) {
if( ! $this->validator->validateRecord($record)) {
return false;
}
}
$params = array_values($array);
$id = $record->obtainIdentifier();
if( ! is_array($id))
$id = array($id);
$id = array_values($id);
$params = array_merge($params, $id);
$sql = "UPDATE ".$record->getTable()->getTableName()." SET ".implode(", ",$set)." WHERE ".implode(" = ? AND ",$record->getTable()->getPrimaryKeys())." = ?";
$stmt = $this->dbh->prepare($sql);
$stmt->execute($params);
$record->assignIdentifier(true);
return true;
}
/**
* inserts a record into database
*
* @param Doctrine_Record $record
* @return boolean
*/
private function insert(Doctrine_Record $record) {
$array = $record->getPrepared();
if(empty($array))
return false;
$seq = $record->getTable()->getSequenceName();
if( ! empty($seq)) {
$id = $this->getNextID($seq);
$name = $record->getTable()->getIdentifier();
$array[$name] = $id;
}
if(isset($this->validator)) {
if( ! $this->validator->validateRecord($record)) {
return false;
}
}
$strfields = join(", ", array_keys($array));
$strvalues = substr(str_repeat("?, ",count($array)),0,-2);
$sql = "INSERT INTO ".$record->getTable()->getTableName()." (".$strfields.") VALUES (".$strvalues.")";
$stmt = $this->dbh->prepare($sql);
$stmt->execute(array_values($array));
return true;
}
/**
* deletes all related composites
* this method is always called internally when a record is deleted
*
* @return void
*/
final public function deleteComposites(Doctrine_Record $record) {
foreach($record->getTable()->getRelations() as $fk) {
switch($fk->getType()):
case Doctrine_Relation::ONE_COMPOSITE:
case Doctrine_Relation::MANY_COMPOSITE:
$obj = $record->get($record->getTable()->getAlias($fk->getTable()->getComponentName()));
$obj->delete();
break;
endswitch;
}
}
/**
* deletes this data access object and all the related composites
* this operation is isolated by a transaction
*
* this event can be listened by the onPreDelete and onDelete listeners
*
* @return boolean true on success, false on failure
*/
final public function delete(Doctrine_Record $record) {
switch($record->getState()):
case Doctrine_Record::STATE_PROXY:
case Doctrine_Record::STATE_CLEAN:
case Doctrine_Record::STATE_DIRTY:
$this->beginTransaction();
$this->deleteComposites($record);
$this->addDelete($record);
$this->commit();
return true;
break;
default:
return false;
endswitch;
}
/**
* adds record into pending insert list
* @param Doctrine_Record $record
*/
public function addInsert(Doctrine_Record $record) {
$name = $record->getTable()->getComponentName();
$this->insert[$name][] = $record;
}
/**
* adds record into penging update list
* @param Doctrine_Record $record
*/
public function addUpdate(Doctrine_Record $record) {
$name = $record->getTable()->getComponentName();
$this->update[$name][] = $record;
}
/**
* adds record into pending delete list
* @param Doctrine_Record $record
*/
public function addDelete(Doctrine_Record $record) {
$name = $record->getTable()->getComponentName();
$this->delete[$name][] = $record;
}
/**
* returns the pending insert list
*
* @return array
*/
public function getInserts() {
return $this->insert;
}
/**
* returns the pending update list
*
* @return array
*/
public function getUpdates() {
return $this->update;
}
/**
* returns the pending delete list
*
* @return array
*/
public function getDeletes() {
return $this->delete;
}
/**
* returns a string representation of this object
* @return string
*/
public function __toString() {
return Doctrine_Lib::getSessionAsString($this);
}
}