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-rw-r--r--framework/DataAccess/SQLMap/Statements/TMappedStatement.php1158
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diff --git a/framework/DataAccess/SQLMap/Statements/TMappedStatement.php b/framework/DataAccess/SQLMap/Statements/TMappedStatement.php
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--- a/framework/DataAccess/SQLMap/Statements/TMappedStatement.php
+++ /dev/null
@@ -1,1158 +0,0 @@
-<?php
-/**
- * TMappedStatement and related classes.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @link http://www.pradosoft.com/
- * @copyright Copyright &copy; 2005 PradoSoft
- * @license http://www.pradosoft.com/license/
- * @version $Id$
- * @package System.DataAccess.SQLMap.Statements
- */
-
-/**
- * TMappedStatement class executes SQL mapped statements. Mapped Statements can
- * hold any SQL statement and use Parameter Maps and Result Maps for input and output.
- *
- * This class is usualy instantiated during SQLMap configuration by TSqlDomBuilder.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @version $Id$
- * @package System.DataAccess.SQLMap.Statements
- * @since 3.0
- */
-class TMappedStatement extends TComponent implements IMappedStatement
-{
- /**
- * @var TSqlMapStatement current SQL statement.
- */
- private $_statement;
-
- /**
- * @var TPreparedCommand SQL command prepareer
- */
- private $_command;
-
- /**
- * @var TSqlMapper sqlmap used by this mapper.
- */
- private $_sqlMap;
-
- /**
- * @var TPostSelectBinding[] post select statement queue.
- */
- private $_selectQueque=array();
-
- /**
- * @var boolean true when data is mapped to a particular row.
- */
- private $_IsRowDataFound = false;
-
- /**
- * @var TSQLMapObjectCollectionTree group by object collection tree
- */
- private $_groupBy;
-
- /**
- * @var Post select is to query for list.
- */
- const QUERY_FOR_LIST = 0;
-
- /**
- * @var Post select is to query for list.
- */
- const QUERY_FOR_ARRAY = 1;
-
- /**
- * @var Post select is to query for object.
- */
- const QUERY_FOR_OBJECT = 2;
-
- /**
- * @return string Name used to identify the TMappedStatement amongst the others.
- * This the name of the SQL statement by default.
- */
- public function getID()
- {
- return $this->_statement->ID;
- }
-
- /**
- * @return TSqlMapStatement The SQL statment used by this MappedStatement
- */
- public function getStatement()
- {
- return $this->_statement;
- }
-
- /**
- * @return TSqlMapper The SqlMap used by this MappedStatement
- */
- public function getSqlMap()
- {
- return $this->_sqlMap;
- }
-
- /**
- * @return TPreparedCommand command to prepare SQL statements.
- */
- public function getCommand()
- {
- return $this->_command;
- }
-
- /**
- * Empty the group by results cache.
- */
- protected function initialGroupByResults()
- {
- $this->_groupBy = new TSQLMapObjectCollectionTree();
- }
-
- /**
- * Creates a new mapped statement.
- * @param TSqlMapper an sqlmap.
- * @param TSqlMapStatement An SQL statement.
- */
- public function __construct(TSqlMapper $sqlMap, TSqlMapStatement $statement)
- {
- $this->_sqlMap = $sqlMap;
- $this->_statement = $statement;
- $this->_command = new TPreparedCommand();
- $this->initialGroupByResults();
- }
-
- /**
- * Execute SQL Query.
- * @param IDbConnection database connection
- * @param array SQL statement and parameters.
- * @return mixed record set if applicable.
- * @throws TSqlMapExecutionException if execution error or false record set.
- * @throws TSqlMapQueryExecutionException if any execution error
- */
- protected function executeSQLQuery($connection, $sql)
- {
- try
- {
- if(!($recordSet = $connection->execute($sql['sql'],$sql['parameters'])))
- {
- throw new TSqlMapExecutionException(
- 'sqlmap_execution_error_no_record', $this->getID(),
- $connection->ErrorMsg());
- }
- return $recordSet;
- }
- catch (Exception $e)
- {
- throw new TSqlMapQueryExecutionException($this->getStatement(), $e);
- }
- }
-
- /**
- * Execute SQL Query with limits.
- * @param IDbConnection database connection
- * @param array SQL statement and parameters.
- * @return mixed record set if applicable.
- * @throws TSqlMapExecutionException if execution error or false record set.
- * @throws TSqlMapQueryExecutionException if any execution error
- */
- protected function executeSQLQueryLimit($connection, $sql, $max, $skip)
- {
- try
- {
- $recordSet = $connection->selectLimit($sql['sql'],$max,$skip,$sql['parameters']);
- if(!$recordSet)
- {
- throw new TSqlMapExecutionException(
- 'sqlmap_execution_error_query_for_list',
- $connection->ErrorMsg());
- }
- return $recordSet;
- }
- catch (Exception $e)
- {
- throw new TSqlMapQueryExecutionException($this->getStatement(), $e);
- }
- }
-
- /**
- * Executes the SQL and retuns a List of result objects.
- * @param IDbConnection database connection
- * @param mixed The object used to set the parameters in the SQL.
- * @param object result collection object.
- * @param integer The number of rows to skip over.
- * @param integer The maximum number of rows to return.
- * @return array a list of result objects
- * @param callback row delegate handler
- * @see executeQueryForList()
- */
- public function executeQueryForList($connection, $parameter, $result, $skip=-1, $max=-1, $delegate=null)
- {
- $sql = $this->_command->create($connection, $this->_statement, $parameter);
- return $this->runQueryForList($connection, $parameter, $sql, $result, $skip, $max, $delegate);
- }
-
- /**
- * Executes the SQL and retuns a List of result objects.
- *
- * This method should only be called by internal developers, consider using
- * <tt>executeQueryForList()</tt> first.
- *
- * @param IDbConnection database connection
- * @param mixed The object used to set the parameters in the SQL.
- * @param array SQL string and subsititution parameters.
- * @param object result collection object.
- * @param integer The number of rows to skip over.
- * @param integer The maximum number of rows to return.
- * @param callback row delegate handler
- * @return array a list of result objects
- * @see executeQueryForList()
- */
- public function runQueryForList($connection, $parameter, $sql, $result, $skip=-1, $max=-1, $delegate=null)
- {
- $list = $result instanceof ArrayAccess ? $result :
- $this->_statement->createInstanceOfListClass();
- $recordSet = $this->executeSQLQueryLimit($connection, $sql, $max, $skip);
- if(!is_null($delegate))
- {
- while($row = $recordSet->fetchRow())
- {
- $obj = $this->applyResultMap($row);
- $param = new TResultSetListItemParameter($obj, $parameter, $list);
- $this->raiseRowDelegate($delegate, $param);
- }
- }
- else
- {
- while($row = $recordSet->fetchRow())
- $list[] = $this->applyResultMap($row);
- }
-
- if(!$this->_groupBy->isEmpty())
- {
- $list = $this->_groupBy->collect();
- $this->initialGroupByResults();
- }
-
- $this->executePostSelect($connection);
- $this->onExecuteQuery($sql);
-
- return $list;
- }
-
- /**
- * Executes the SQL and retuns all rows selected in a map that is keyed on
- * the property named in the keyProperty parameter. The value at each key
- * will be the value of the property specified in the valueProperty parameter.
- * If valueProperty is null, the entire result object will be entered.
- * @param IDbConnection database connection
- * @param mixed The object used to set the parameters in the SQL.
- * @param string The property of the result object to be used as the key.
- * @param string The property of the result object to be used as the value (or null).
- * @param callback row delegate handler
- * @return array An array of object containing the rows keyed by keyProperty.
- */
- public function executeQueryForMap($connection, $parameter, $keyProperty, $valueProperty=null, $delegate=null)
- {
- $sql = $this->_command->create($connection, $this->_statement, $parameter);
- return $this->runQueryForMap($connection, $parameter, $sql, $keyProperty, $valueProperty, $delegate);
- }
-
- /**
- * Executes the SQL and retuns all rows selected in a map that is keyed on
- * the property named in the keyProperty parameter. The value at each key
- * will be the value of the property specified in the valueProperty parameter.
- * If valueProperty is null, the entire result object will be entered.
- *
- * This method should only be called by internal developers, consider using
- * <tt>executeQueryForMap()</tt> first.
- *
- * @param IDbConnection database connection
- * @param mixed The object used to set the parameters in the SQL.
- * @param array SQL string and subsititution parameters.
- * @param string The property of the result object to be used as the key.
- * @param string The property of the result object to be used as the value (or null).
- * @param callback row delegate, a callback function
- * @return array An array of object containing the rows keyed by keyProperty.
- * @see executeQueryForMap()
- */
- public function runQueryForMap($connection, $parameter, $sql, $keyProperty, $valueProperty=null, $delegate=null)
- {
- $map = array();
- $recordSet = $this->executeSQLQuery($connection, $sql);
- if(!is_null($delegate))
- {
- while($row = $recordSet->fetchRow())
- {
- $obj = $this->applyResultMap($row);
- $key = TPropertyAccess::get($obj, $keyProperty);
- $value = is_null($valueProperty) ? $obj :
- TPropertyAccess::get($obj, $valueProperty);
- $param = new TResultSetMapItemParameter($key, $value, $parameter, $map);
- $this->raiseRowDelegate($delegate, $param);
- }
- }
- else
- {
- while($row = $recordSet->fetchRow())
- {
- $obj = $this->applyResultMap($row);
- $key = TPropertyAccess::get($obj, $keyProperty);
- $map[$key] = is_null($valueProperty) ? $obj :
- TPropertyAccess::get($obj, $valueProperty);
- }
- }
- $this->onExecuteQuery($sql);
- return $map;
- }
-
- /**
- * Raises delegate handler.
- * This method is invoked for each new list item. It is the responsibility
- * of the handler to add the item to the list.
- * @param object event parameter
- */
- protected function raiseRowDelegate($handler, $param)
- {
- if(is_string($handler))
- {
- call_user_func($handler,$this,$param);
- }
- else if(is_callable($handler,true))
- {
- // an array: 0 - object, 1 - method name/path
- list($object,$method)=$handler;
- if(is_string($object)) // static method call
- call_user_func($handler,$this,$param);
- else
- {
- if(($pos=strrpos($method,'.'))!==false)
- {
- $object=$this->getSubProperty(substr($method,0,$pos));
- $method=substr($method,$pos+1);
- }
- $object->$method($this,$param);
- }
- }
- else
- throw new TInvalidDataValueException('sqlmap_invalid_delegate', $this->getID(), $handler);
- }
-
- /**
- * Executes an SQL statement that returns a single row as an object of the
- * type of the <tt>$result</tt> passed in as a parameter.
- * @param IDbConnection database connection
- * @param mixed The parameter data (object, arrary, primitive) used to set the parameters in the SQL
- * @param mixed The result object.
- * @return ${return}
- */
- public function executeQueryForObject($connection, $parameter, $result)
- {
- $sql = $this->_command->create($connection, $this->_statement, $parameter);
- return $this->runQueryForObject($connection, $sql, $result);
- }
-
- /**
- * Executes an SQL statement that returns a single row as an object of the
- * type of the <tt>$result</tt> passed in as a parameter.
- *
- * This method should only be called by internal developers, consider using
- * <tt>executeQueryForObject()</tt> first.
- *
- * @param IDbConnection database connection
- * @param array SQL string and subsititution parameters.
- * @param object The result object.
- * @return object the object.
- * @see executeQueryForObject()
- */
- public function runQueryForObject($connection, $sql, &$result)
- {
- $recordSet = $this->executeSQLQuery($connection, $sql);
-
- $object = null;
-
- while($row = $recordSet->fetchRow())
- $object = $this->applyResultMap($row, $result);
-
- if(!$this->_groupBy->isEmpty())
- {
- $list = $this->_groupBy->collect();
- $this->initialGroupByResults();
- $object = $list[0];
- }
-
- $this->executePostSelect($connection);
- $this->onExecuteQuery($sql);
-
- return $object;
- }
-
- /**
- * Execute an insert statement. Fill the parameter object with the ouput
- * parameters if any, also could return the insert generated key.
- * @param IDbConnection database connection
- * @param mixed The parameter object used to fill the statement.
- * @return string the insert generated key.
- */
- public function executeInsert($connection, $parameter)
- {
- $generatedKey = $this->getPreGeneratedSelectKey($connection, $parameter);
-
- $sql = $this->_command->create($connection, $this->_statement, $parameter);
-
- $result = $this->executeSQLQuery($connection, $sql);
-
- if(is_null($generatedKey))
- $generatedKey = $this->getPostGeneratedSelectKey($connection, $parameter);
-
- $this->executePostSelect($connection);
- $this->onExecuteQuery($sql);
- return $generatedKey;
- }
-
- /**
- * Gets the insert generated ID before executing an insert statement.
- * @param IDbConnection database connection
- * @param mixed insert statement parameter.
- * @return string new insert ID if pre-select key statement was executed, null otherwise.
- */
- protected function getPreGeneratedSelectKey($connection, $parameter)
- {
- if($this->_statement instanceof TSqlMapInsert)
- {
- $selectKey = $this->_statement->getSelectKey();
- if(!is_null($selectKey) && !$selectKey->getIsAfter())
- return $this->executeSelectKey($connection, $parameter, $selectKey);
- }
- }
-
- /**
- * Gets the inserted row ID after executing an insert statement.
- * @param IDbConnection database connection
- * @param mixed insert statement parameter.
- * @return string last insert ID, null otherwise.
- */
- protected function getPostGeneratedSelectKey($connection, $parameter)
- {
- if($this->_statement instanceof TSqlMapInsert)
- {
- $selectKey = $this->_statement->getSelectKey();
- if(!is_null($selectKey) && $selectKey->getIsAfter())
- return $this->executeSelectKey($connection, $parameter, $selectKey);
- }
- }
-
- /**
- * Execute the select key statement, used to obtain last insert ID.
- * @param IDbConnection database connection
- * @param mixed insert statement parameter
- * @param TSqlMapSelectKey select key statement
- * @return string last insert ID.
- */
- protected function executeSelectKey($connection, $parameter, $selectKey)
- {
- $mappedStatement = $this->sqlMap->getMappedStatement($selectKey->getID());
- $generatedKey = $mappedStatement->executeQueryForObject(
- $connection, $parameter, null);
- if(strlen($prop = $selectKey->getProperty()) > 0)
- TPropertyAccess::set($parameter, $prop, $generatedKey);
- return $generatedKey;
- }
-
- /**
- * Execute an update statement. Also used for delete statement.
- * Return the number of rows effected.
- * @param IDbConnection database connection
- * @param mixed The object used to set the parameters in the SQL.
- * @return integer The number of rows effected.
- */
- public function executeUpdate($connection, $parameter)
- {
- $sql = $this->_command->create($connection, $this->_statement, $parameter);
- $this->executeSQLQuery($connection, $sql);
- $this->executePostSelect($connection);
- $this->onExecuteQuery($sql);
- return $connection->Affected_Rows();
- }
-
- /**
- * Process 'select' result properties
- * @param IDbConnection database connection
- */
- protected function executePostSelect($connection)
- {
-
- while(count($this->_selectQueque))
- {
- $postSelect = array_shift($this->_selectQueque);
- $method = $postSelect->getMethod();
- $statement = $postSelect->getStatement();
- $property = $postSelect->getResultProperty()->getProperty();
- $keys = $postSelect->getKeys();
- $resultObject = $postSelect->getResultObject();
-
- if($method == self::QUERY_FOR_LIST || $method == self::QUERY_FOR_ARRAY)
- {
- $values = $statement->executeQueryForList($connection, $keys, null);
-
- if($method == self::QUERY_FOR_ARRAY)
- $values = $values->toArray();
- TPropertyAccess::set($resultObject, $property, $values);
- }
- else if($method == self::QUERY_FOR_OBJECT)
- {
- $value = $statement->executeQueryForObject($connection, $keys, null);
- TPropertyAccess::set($resultObject, $property, $value);
- }
- }
- }
-
- /**
- * Raise the execute query event.
- * @param array prepared SQL statement and subsititution parameters
- */
- public function onExecuteQuery($sql)
- {
- $this->raiseEvent('OnExecuteQuery', $this, $sql);
- }
-
- /**
- * Apply result mapping.
- * @param array a result set row retrieved from the database
- * @param object the result object, will create if necessary.
- * @return object the result filled with data, null if not filled.
- */
- protected function applyResultMap($row, &$resultObject=null)
- {
- if($row === false) return null;
-
- $resultMapName = $this->_statement->getResultMap();
- $resultClass = $this->_statement->getResultClass();
-
- if($this->_sqlMap->getResultMaps()->contains($resultMapName))
- return $this->fillResultMap($resultMapName, $row, null, $resultObject);
- else if(strlen($resultClass) > 0)
- return $this->fillResultClass($resultClass, $row, $resultObject);
- else
- return $this->fillDefaultResultMap(null, $row, $resultObject);
- }
-
- /**
- * Fill the result using ResultClass, will creates new result object if required.
- * @param string result object class name
- * @param array a result set row retrieved from the database
- * @param object the result object, will create if necessary.
- * @return object result object filled with data
- */
- protected function fillResultClass($resultClass, $row, $resultObject)
- {
- if(is_null($resultObject))
- $resultObject = $this->_statement->createInstanceOfResultClass($row);
-
- if($resultObject instanceOf ArrayAccess)
- return $this->fillResultArrayList($row, $resultObject);
- else if(is_object($resultObject))
- return $this->fillResultObjectProperty($row, $resultObject);
- else
- return $this->fillDefaultResultMap(null, $row, $resultObject);
- }
-
- /**
- * Apply the result to a TList or an array.
- * @param array a result set row retrieved from the database
- * @param object result object, array or list
- * @return object result filled with data.
- */
- protected function fillResultArrayList($row, $resultObject)
- {
- if($resultObject instanceof TList)
- foreach($row as $v)
- $resultObject[] = $v;
- else
- foreach($row as $k => $v)
- $resultObject[$k] = $v;
- return $resultObject;
- }
-
- /**
- * Apply the result to an object.
- * @param array a result set row retrieved from the database
- * @param object result object, array or list
- * @return object result filled with data.
- */
- protected function fillResultObjectProperty($row, $resultObject)
- {
- $index = 0;
- foreach($row as $k=>$v)
- {
- $property = new TResultProperty;
- $property->initialize($this->_sqlMap);
- if(is_string($k) && strlen($k) > 0)
- $property->setColumn($k);
- $property->setColumnIndex(++$index);
- $type = gettype(TPropertyAccess::get($resultObject,$k));
- $property->setType($type);
- $value = $property->getDatabaseValue($row);
- TPropertyAccess::set($resultObject, $k,$value);
- }
- return $resultObject;
- }
-
- /**
- * Fills the result object according to result mappings.
- * @param string result map name.
- * @param array a result set row retrieved from the database
- * @param object result object to fill, will create new instances if required.
- * @return object result object filled with data.
- */
- protected function fillResultMap($resultMapName, $row, $parentGroup=null, &$resultObject=null)
- {
- $resultMap = $this->_sqlMap->getResultMap($resultMapName);
- $resultMap = $resultMap->resolveSubMap($row);
-
- if(is_null($resultObject))
- $resultObject = $resultMap->createInstanceOfResult();
- if(is_object($resultObject))
- {
- if(strlen($resultMap->getGroupBy()) > 0)
- return $this->addResultMapGroupBy($resultMap, $row, $parentGroup, $resultObject);
- else
- foreach($resultMap->getColumns() as $property)
- $this->setObjectProperty($resultMap, $property, $row, $resultObject);
- }
- else
- {
- $resultObject = $this->fillDefaultResultMap($resultMap, $row, $resultObject);
- }
- return $resultObject;
- }
-
- /**
- * ResultMap with GroupBy property. Save object collection graph in a tree
- * and collect the result later.
- * @param TResultMap result mapping details.
- * @param array a result set row retrieved from the database
- * @param object the result object
- * @return object result object.
- */
- protected function addResultMapGroupBy($resultMap, $row, $parent, &$resultObject)
- {
- $group = $this->getResultMapGroupKey($resultMap, $row);
-
- if(empty($parent))
- {
- $rootObject = array('object'=>$resultObject, 'property' => null);
- $this->_groupBy->add(null, $group, $rootObject);
- }
-
- foreach($resultMap->getColumns() as $property)
- {
- //set properties.
- $this->setObjectProperty($resultMap, $property, $row, $resultObject);
- $nested = $property->getResultMapping();
-
- //nested property
- if($this->_sqlMap->getResultMaps()->contains($nested))
- {
- $nestedMap = $this->_sqlMap->getResultMap($nested);
- $groupKey = $this->getResultMapGroupKey($nestedMap, $row);
-
- //add the node reference first
- if(empty($parent))
- $this->_groupBy->add($group, $groupKey, '');
-
- //get the nested result mapping value
- $value = $this->fillResultMap($nested, $row, $groupKey);
-
- //add it to the object tree graph
- $groupObject = array('object'=>$value, 'property' => $property->getProperty());
- if(empty($parent))
- $this->_groupBy->add($group, $groupKey, $groupObject);
- else
- $this->_groupBy->add($parent, $groupKey, $groupObject);
- }
- }
- return $resultObject;
- }
-
- /**
- * Gets the result 'group by' groupping key for each row.
- * @param TResultMap result mapping details.
- * @param array a result set row retrieved from the database
- * @return string groupping key.
- */
- protected function getResultMapGroupKey($resultMap, $row)
- {
- $groupBy = $resultMap->getGroupBy();
- if(isset($row[$groupBy]))
- return $resultMap->getID().$row[$groupBy];
- else
- return $resultMap->getID().crc32(serialize($row));
- }
-
- /**
- * Fill the result map using default settings. If <tt>$resultMap</tt> is null
- * the result object returned will be guessed from <tt>$resultObject</tt>.
- * @param TResultMap result mapping details.
- * @param array a result set row retrieved from the database
- * @param object the result object
- * @return mixed the result object filled with data.
- */
- protected function fillDefaultResultMap($resultMap, $row, $resultObject)
- {
- if(is_null($resultObject))
- $resultObject='';
-
- if(!is_null($resultMap))
- $result = $this->fillArrayResultMap($resultMap, $row, $resultObject);
- else
- $result = $row;
-
- //if scalar result types
- if(count($result) == 1 && ($type = gettype($resultObject))!= 'array')
- return $this->getScalarResult($result, $type);
- else
- return $result;
- }
-
- /**
- * Retrieve the result map as an array.
- * @param TResultMap result mapping details.
- * @param array a result set row retrieved from the database
- * @param object the result object
- * @return array array list of result objects.
- */
- protected function fillArrayResultMap($resultMap, $row, $resultObject)
- {
- $result = array();
- foreach($resultMap->getColumns() as $column)
- {
- if(is_null($column->getType())
- && !is_null($resultObject) && !is_object($resultObject))
- $column->setType(gettype($resultObject));
- $result[$column->getProperty()] = $column->getDatabaseValue($row);
- }
- return $result;
- }
-
- /**
- * Converts the first array value to scalar value of given type.
- * @param array list of results
- * @param string scalar type.
- * @return mixed scalar value.
- */
- protected function getScalarResult($result, $type)
- {
- $scalar = array_shift($result);
- settype($scalar, $type);
- return $scalar;
- }
-
- /**
- * Set a property of the result object with appropriate value.
- * @param TResultMap result mapping details.
- * @param TResultProperty the result property to fill.
- * @param array a result set row retrieved from the database
- * @param object the result object
- */
- protected function setObjectProperty($resultMap, $property, $row, &$resultObject)
- {
- $select = $property->getSelect();
- $key = $property->getProperty();
- $nested = $property->getNestedResultMap();
- if($key === '')
- {
- $resultObject = $property->getDatabaseValue($row);
- }
- else if(strlen($select) == 0 && is_null($nested))
- {
- $value = $property->getDatabaseValue($row);
-
- $this->_IsRowDataFound = $this->_IsRowDataFound || ($value != null);
- if(is_array($resultObject) || is_object($resultObject))
- TPropertyAccess::set($resultObject, $key, $value);
- else
- $resultObject = $value;
- }
- else if(!is_null($nested))
- {
- if($property->isListType($resultObject) || $property->isArrayType($resultObject))
- {
- if(strlen($resultMap->getGroupBy()) <= 0)
- throw new TSqlMapExecutionException(
- 'sqlmap_non_groupby_array_list_type', $resultMap->getID(),
- get_class($resultObject), $key);
- }
- else
- {
- $obj = $nested->createInstanceOfResult();
- if($this->fillPropertyWithResultMap($nested, $row, $obj) == false)
- $obj = null;
- TPropertyAccess::set($resultObject, $key, $obj);
- }
- }
- else //'select' ResultProperty
- {
- $this->enquequePostSelect($select, $resultMap, $property, $row, $resultObject);
- }
- }
-
- /**
- * Add nested result property to post select queue.
- * @param string post select statement ID
- * @param TResultMap current result mapping details.
- * @param TResultProperty current result property.
- * @param array a result set row retrieved from the database
- * @param object the result object
- */
- protected function enquequePostSelect($select, $resultMap, $property, $row, $resultObject)
- {
- $statement = $this->_sqlMap->getMappedStatement($select);
- $key = $this->getPostSelectKeys($resultMap, $property, $row);
- $postSelect = new TPostSelectBinding;
- $postSelect->setStatement($statement);
- $postSelect->setResultObject($resultObject);
- $postSelect->setResultProperty($property);
- $postSelect->setKeys($key);
-
- if($property->isListType($resultObject))
- {
- $values = null;
- if($property->getLazyLoad())
- {
- $values = TLazyLoadList::newInstance($statement, $key,
- $resultObject, $property->getProperty());
- TPropertyAccess::set($resultObject, $property->getProperty(), $values);
- }
- else
- $postSelect->setMethod(self::QUERY_FOR_LIST);
- }
- else if($property->isArrayType($resultObject))
- $postSelect->setMethod(self::QUERY_FOR_ARRAY);
- else
- $postSelect->setMethod(self::QUERY_FOR_OBJECT);
-
- if(!$property->getLazyLoad())
- array_push($this->_selectQueque, $postSelect);
- }
-
- /**
- * Finds in the post select property the SQL statement primary selection keys.
- * @param TResultMap result mapping details
- * @param TResultProperty result property
- * @param array current row data.
- * @return array list of primary key values.
- */
- protected function getPostSelectKeys($resultMap, $property,$row)
- {
- $value = $property->getColumn();
- if(is_int(strpos($value.',',0)) || is_int(strpos($value, '=',0)))
- {
- $keys = array();
- foreach(explode(',', $value) as $entry)
- {
- $pair =explode('=',$entry);
- $keys[trim($pair[0])] = $row[trim($pair[1])];
- }
- return $keys;
- }
- else
- {
- return $property->getOrdinalValue($row);
- }
- }
-
- /**
- * Fills the property with result mapping results.
- * @param TResultMap nested result mapping details.
- * @param array a result set row retrieved from the database
- * @param object the result object
- * @return boolean true if the data was found, false otherwise.
- */
- protected function fillPropertyWithResultMap($resultMap, $row, &$resultObject)
- {
- $dataFound = false;
- foreach($resultMap->getColumns() as $property)
- {
- $this->_IsRowDataFound = false;
- $this->setObjectProperty($resultMap, $property, $row, $resultObject);
- $dataFound = $dataFound || $this->_IsRowDataFound;
- }
- $this->_IsRowDataFound = $dataFound;
- return $dataFound;
- }
-}
-
-class TPostSelectBinding
-{
- private $_statement=null;
- private $_property=null;
- private $_resultObject=null;
- private $_keys=null;
- private $_method=TMappedStatement::QUERY_FOR_LIST;
-
- public function getStatement(){ return $this->_statement; }
- public function setStatement($value){ $this->_statement = $value; }
-
- public function getResultProperty(){ return $this->_property; }
- public function setResultProperty($value){ $this->_property = $value; }
-
- public function getResultObject(){ return $this->_resultObject; }
- public function setResultObject($value){ $this->_resultObject = $value; }
-
- public function getKeys(){ return $this->_keys; }
- public function setKeys($value){ $this->_keys = $value; }
-
- public function getMethod(){ return $this->_method; }
- public function setMethod($value){ $this->_method = $value; }
-}
-
-/**
- * TSQLMapObjectCollectionTree class.
- *
- * Maps object collection graphs as trees. Nodes in the collection can
- * be {@link add} using parent relationships. The object collections can be
- * build using the {@link collect} method.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @version $Id$
- * @package System.DataAccess.SQLMap.Statements
- * @since 3.1
- */
-class TSQLMapObjectCollectionTree
-{
- /**
- * @var array object graph as tree
- */
- private $_tree = array();
- /**
- * @var array tree node values
- */
- private $_entries = array();
- /**
- * @var array resulting object collection
- */
- private $_list = array();
-
- /**
- * @return boolean true if the graph is empty
- */
- public function isEmpty()
- {
- return count($this->_entries) == 0;
- }
-
- /**
- * Add a new node to the object tree graph.
- * @param string parent node id
- * @param string new node id
- * @param mixed node value
- */
- public function add($parent, $node, $object='')
- {
- if(isset($this->_entries[$parent]) && !is_null($this->_entries[$parent])
- && isset($this->_entries[$node]) && !is_null($this->_entries[$node]))
- {
- $this->_entries[$node] = $object;
- return;
- }
- $this->_entries[$node] = $object;
- if(empty($parent))
- {
- if(isset($this->_entries[$node]))
- return;
- $this->_tree[$node] = array();
- }
- $found = $this->addNode($this->_tree, $parent, $node);
- if(!$found && !empty($parent))
- {
- $this->_tree[$parent] = array();
- if(!isset($this->_entries[$parent]) || $object !== '')
- $this->_entries[$parent] = $object;
- $this->addNode($this->_tree, $parent, $node);
- }
- }
-
- /**
- * Find the parent node and add the new node as its child.
- * @param array list of nodes to check
- * @param string parent node id
- * @param string new node id
- * @return boolean true if parent node is found.
- */
- protected function addNode(&$childs, $parent, $node)
- {
- $found = false;
- reset($childs);
- for($i = 0, $k = count($childs); $i < $k; $i++)
- {
- $key = key($childs);
- next($childs);
- if($key == $parent)
- {
- $found = true;
- $childs[$key][$node] = array();
- }
- else
- {
- $found = $found || $this->addNode($childs[$key], $parent, $node);
- }
- }
- return $found;
- }
-
- /**
- * @return array object collection
- */
- public function collect()
- {
- while(count($this->_tree) > 0)
- $this->collectChildren(null, $this->_tree);
- return $this->getCollection();
- }
-
- /**
- * @param array list of nodes to check
- * @return boolean true if all nodes are leaf nodes, false otherwise
- */
- protected function hasChildren(&$nodes)
- {
- $hasChildren = false;
- foreach($nodes as $node)
- if(count($node) != 0)
- return true;
- return $hasChildren;
- }
-
- /**
- * Visit all the child nodes and collect them by removing.
- * @param string parent node id
- * @param array list of child nodes.
- */
- protected function collectChildren($parent, &$nodes)
- {
- $noChildren = !$this->hasChildren($nodes);
- $childs = array();
- for(reset($nodes); $key = key($nodes);)
- {
- next($nodes);
- if($noChildren)
- {
- $childs[] = $key;
- unset($nodes[$key]);
- }
- else
- $this->collectChildren($key, $nodes[$key]);
- }
- if(count($childs) > 0)
- $this->onChildNodesVisited($parent, $childs);
- }
-
- /**
- * Set the object properties for all the child nodes visited.
- * @param string parent node id
- * @param array list of child nodes visited.
- */
- protected function onChildNodesVisited($parent, $nodes)
- {
- if(empty($parent) || empty($this->_entries[$parent]))
- return;
-
- $parentObject = $this->_entries[$parent]['object'];
- $property = $this->_entries[$nodes[0]]['property'];
-
- $list = TPropertyAccess::get($parentObject, $property);
-
- foreach($nodes as $node)
- {
- if($list instanceof TList)
- $parentObject->{$property}[] = $this->_entries[$node]['object'];
- else if(is_array($list))
- $list[] = $this->_entries[$node]['object'];
- else
- throw TSqlMapExecutionException(
- 'sqlmap_property_must_be_list');
- }
-
- if(is_array($list))
- TPropertyAccess::set($parentObject, $property, $list);
-
- if($this->_entries[$parent]['property'] === null)
- $this->_list[] = $parentObject;
- }
-
- /**
- * @return array object collection.
- */
- protected function getCollection()
- {
- return $this->_list;
- }
-}
-
-class TResultSetListItemParameter extends TComponent
-{
- private $_resultObject;
- private $_parameterObject;
- private $_list;
-
- public function __construct($result, $parameter, &$list)
- {
- $this->_resultObject = $result;
- $this->_parameterObject = $parameter;
- $this->_list = &$list;
- }
-
- public function getResult()
- {
- return $this->_resultObject;
- }
-
- public function getParameter()
- {
- return $this->_parameterObject;
- }
-
- public function &getList()
- {
- return $this->_list;
- }
-}
-
-class TResultSetMapItemParameter extends TComponent
-{
- private $_key;
- private $_value;
- private $_parameterObject;
- private $_map;
-
- public function __construct($key, $value, $parameter, &$map)
- {
- $this->_key = $key;
- $this->_value = $value;
- $this->_parameterObject = $parameter;
- $this->_map = &$map;
- }
-
- public function getKey()
- {
- return $this->_key;
- }
-
- public function getValue()
- {
- return $this->_value;
- }
-
- public function getParameter()
- {
- return $this->_parameterObject;
- }
-
- public function &getMap()
- {
- return $this->_map;
- }
-}
-
-?> \ No newline at end of file