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authorwei <>2007-04-24 06:14:56 +0000
committerwei <>2007-04-24 06:14:56 +0000
commitd5eb713888715e8f18d2ccf508a8eb0b1a483ad1 (patch)
tree3752f12f0a9379681e13171df805e8f5760c53ec /framework/Data/ActiveRecord/TActiveRecord.php
parent1c74ee3c07cd2b25670826d44f7a1b1959302ce3 (diff)
add active record Relations
Diffstat (limited to 'framework/Data/ActiveRecord/TActiveRecord.php')
-rw-r--r--framework/Data/ActiveRecord/TActiveRecord.php45
1 files changed, 26 insertions, 19 deletions
diff --git a/framework/Data/ActiveRecord/TActiveRecord.php b/framework/Data/ActiveRecord/TActiveRecord.php
index 509d23f6..67057554 100644
--- a/framework/Data/ActiveRecord/TActiveRecord.php
+++ b/framework/Data/ActiveRecord/TActiveRecord.php
@@ -10,9 +10,12 @@
* @package System.Data.ActiveRecord
*/
+/**
+ * Load record manager, criteria and relations.
+ */
Prado::using('System.Data.ActiveRecord.TActiveRecordManager');
Prado::using('System.Data.ActiveRecord.TActiveRecordCriteria');
-Prado::using('System.Data.ActiveRecord.TActiveRecordRelation');
+Prado::using('System.Data.ActiveRecord.Relations.TActiveRecordRelationContext');
/**
* Base class for active records.
@@ -279,7 +282,7 @@ abstract class TActiveRecord extends TComponent
* @param array name value pair record data
* @return TActiveRecord object record, null if data is empty.
*/
- protected function populateObject($type, $data)
+ public function populateObject($type, $data)
{
if(empty($data)) return null;
$registry = $this->getRecordManager()->getObjectStateRegistry();
@@ -308,7 +311,7 @@ abstract class TActiveRecord extends TComponent
/**
* @param TDbDataReader data reader
*/
- protected function collectObjects($reader)
+ public function collectObjects($reader)
{
$result=array();
$class = get_class($this);
@@ -425,8 +428,16 @@ abstract class TActiveRecord extends TComponent
}
/**
- *
- *
+ * Fetches records using the sql clause "(fields) IN (values)", where
+ * fields is an array of column names and values is an array of values that
+ * the columns must have.
+ *
+ * This method is to be used by the relationship handler.
+ *
+ * @param TActiveRecordCriteria additional criteria
+ * @param array field names to match with "(fields) IN (values)" sql clause.
+ * @param array matching field values.
+ * @return array matching active records.
*/
public function findAllByIndex($criteria,$fields,$values)
{
@@ -450,22 +461,18 @@ abstract class TActiveRecord extends TComponent
return $gateway->countRecords($this,$criteria);
}
- /**
- *
+ /**
+ * Returns the active record relationship handler for $RELATION with key
+ * value equal to the $property value.
+ * @param string relationship property name.
+ * @param array method call arguments.
* @return TActiveRecordRelation
*/
- protected function getRecordRelation($property,$args)
+ protected function getRelationHandler($property,$args)
{
- $criteria = $this->getCriteria(count($args)>0 ? $args[0] : null, array_slice($args,1));
- $relation = $this->{$property};
- switch($relation[0])
- {
- case self::HAS_MANY:
- $finder = self::finder($relation[1]);
- return new TActiveRecordHasMany($this, $criteria, $finder, $property);
- default:
- throw new TException('Not done yet');
- }
+ $criteria = $this->getCriteria(count($args)>0 ? $args[0] : null, array_slice($args,1));
+ $context = new TActiveRecordRelationContext($this, $property, $criteria);
+ return $context->getRelationHandler();
}
/**
@@ -503,7 +510,7 @@ abstract class TActiveRecord extends TComponent
if(substr(strtolower($method),0,4)==='with')
{
$property= $method[4]==='_' ? substr($method,5) : substr($method,4);
- return $this->getRecordRelation($property, $args);
+ return $this->getRelationHandler($property, $args);
}
else if($findOne = substr(strtolower($method),0,6)==='findby')
$condition = $method[6]==='_' ? substr($method,7) : substr($method,6);