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mirror of synced 2024-12-14 07:06:04 +03:00
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huge bug fix for new hydration algorithm

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This commit is contained in:
zYne 2007-06-04 22:37:27 +00:00
parent 240fdee547
commit 63bca659f8
2 changed files with 155 additions and 102 deletions
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233
lib/Doctrine/Hydrate.php
View File

@ -766,6 +766,12 @@ class Doctrine_Hydrate implements Serializable
* parseData
* parses the data returned by statement object
*
* This is method defines the core of Doctrine object population algorithm
* hence this method strives to be as fast as possible
*
* The key idea is the loop over the rowset only once doing all the needed operations
* within this massive loop.
*
* @param mixed $stmt
* @return array
*/
@ -788,9 +794,11 @@ class Doctrine_Hydrate implements Serializable
}
$array = $driver->getElementCollection($componentName);
$identifiable = array();
while ($data = $stmt->fetch(PDO::FETCH_ASSOC)) {
$parse = true;
foreach ($data as $key => $value) {
if ( ! isset($cache[$key])) {
$e = explode('__', $key);
@ -808,7 +816,6 @@ class Doctrine_Hydrate implements Serializable
}
$tmp = array();
$alias = $cache[$key]['alias'];
$component = $cache[$key]['component'];
$componentName = $this->_aliasMap[$cache[$key]['alias']]['table']->getComponentName();
@ -818,125 +825,149 @@ class Doctrine_Hydrate implements Serializable
if ( ! isset($currData[$alias])) {
$currData[$alias] = array();
}
if ( ! isset($prevData[$alias])) {
$prevData[$alias] = array();
}
if ( ! isset($prevElement[$alias])) {
$prevElement[$alias] = array();
}
if ( ! isset($prev[$alias])) {
$prev[$alias] = array();
}
if ($alias !== $lastAlias || $parse) {
$skip = false;
if (($alias !== $lastAlias || $parse) && ! empty($currData[$alias])) {
// component changed
$identifiable = $driver->isIdentifiable($currData[$alias], $table);
$element = $driver->getElement($currData[$alias], $componentName);
// map aggregate values (if any)
if ($this->mapAggregateValues($element, $currData[$alias], $alias)) {
$identifiable = true;
}
if ($currData[$alias] !== $prevData[$alias] || $element !== $prevElement[$alias]) {
if ($identifiable) {
if ($alias === $rootAlias) {
// dealing with root component
$array[$index] = $element;
$prev[$alias] =& $array[$index];
$index++;
} else {
$parent = $cache[$key]['parent'];
$relation = $this->_aliasMap[$cache[$key]['alias']]['relation'];
// check the type of the relation
if ( ! $relation->isOneToOne()) {
/*if ($prev[$parent][$component] instanceof Doctrine_Record) {
throw new Exception();
}*/
$prev[$parent][$component][] = $element;
$driver->registerCollection($prev[$parent][$component]);
} else {
$prev[$parent][$component] = $element;
}
if (is_array($prev[$parent][$component])) {
$prev[$alias] = end($prev[$parent][$component]);
} else {
$prev[$alias] = $prev[$parent][$component]->getLast();
}
}
if (isset($currData[$alias])) {
$prevData[$alias] = $currData[$alias];
} else {
$prevData[$alias] = array();
}
$currData[$alias] = array();
$prevElement[$alias] = $element;
}
}
}
$field = $cache[$key]['field'];
$currData[$alias][$field] = $value;
//print_r($currData[$alias]);
$lastAlias = $alias;
$parse = false;
}
}
foreach ($currData as $alias => $data) {
$table = $this->_aliasMap[$alias]['table'];
$componentName = $table->getComponentName();
// component changed
$identifiable = $driver->isIdentifiable($currData[$alias], $table);
$element = $driver->getElement($currData[$alias], $componentName, $identifiable);
// map aggregate values (if any)
if($this->mapAggregateValues($element, $currData[$alias], $alias)) {
$identifiable = true;
}
if ( ! isset($prevData[$alias]) || (isset($currData[$alias]) && $currData[$alias] !== $prevData[$alias]) || $element !== $prevElement[$alias]) {
if ($identifiable) {
$this->mapAggregateValues($element, $currData[$alias], $alias);
if ($alias === $rootAlias) {
// dealing with root component
$array[$index] = $element;
$prev[$alias] =& $array[$index];
$index++;
} else {
$parent = $this->_aliasMap[$alias]['parent'];
$relation = $this->_aliasMap[$alias]['relation'];
$componentAlias = $relation->getAlias();
// check the type of the relation
$index = $driver->search($element, $array);
if ($index === false) {
$array[] = $element;
}
$coll =& $array;
} else {
$parent = $cache[$key]['parent'];
$relation = $this->_aliasMap[$cache[$key]['alias']]['relation'];
// check the type of the relation
if ( ! $relation->isOneToOne()) {
$prev[$parent][$componentAlias][] = $element;
$driver->registerCollection($prev[$parent][$componentAlias]);
// initialize the collection
if ($driver->initRelated($prev[$parent], $component)) {
// append element
if (isset($identifiable[$alias])) {
$index = $driver->search($element, $prev[$parent][$component]);
if ($index === false) {
$prev[$parent][$component][] = $element;
}
}
// register collection for later snapshots
$driver->registerCollection($prev[$parent][$component]);
}
} else {
$prev[$parent][$componentAlias] = $element;
$prev[$parent][$component] = $element;
}
$coll =& $prev[$parent][$component];
}
if ($index !== false) {
$prev[$alias] =& $coll[$index];
} else {
// first check the count (we do not want to get the last element
// of an empty collection/array)
if (count($coll) > 0) {
// check the type
if (is_array($coll)) {
end($coll);
$prev[$alias] =& $coll[key($coll)];
} else {
$prev[$alias] = $coll->getLast();
}
}
}
$currData[$alias] = array();
$identifiable[$alias] = null;
}
$field = $cache[$key]['field'];
$currData[$alias][$field] = $value;
$index = false;
if ($value !== null) {
$identifiable[$alias] = true;
}
$lastAlias = $alias;
$parse = false;
}
}
foreach ($currData as $alias => $data) {
$table = $this->_aliasMap[$alias]['table'];
$componentName = $table->getComponentName();
// component changed
$element = $driver->getElement($currData[$alias], $componentName);
// map aggregate values (if any)
$this->mapAggregateValues($element, $currData[$alias], $alias);
if ($alias === $rootAlias) {
// dealing with root component
$index = $driver->search($element, $array);
if ($index === false) {
$array[] = $element;
}
$coll =& $array;
} else {
$parent = $this->_aliasMap[$alias]['parent'];
$relation = $this->_aliasMap[$alias]['relation'];
$componentAlias = $relation->getAlias();
// check the type of the relation
if ( ! $relation->isOneToOne()) {
// initialize the collection
if ($driver->initRelated($prev[$parent], $componentAlias)) {
// append element
if (isset($identifiable[$alias])) {
$index = $driver->search($element, $prev[$parent][$componentAlias]);
if ($index === false) {
$prev[$parent][$componentAlias][] = $element;
}
}
// register collection for later snapshots
$driver->registerCollection($prev[$parent][$componentAlias]);
}
} else {
$prev[$parent][$componentAlias] = $element;
}
$coll =& $prev[$parent][$componentAlias];
}
if ($index !== false) {
$prev[$alias] =& $coll[$index];
} else {
// first check the count (we do not want to get the last element
// of an empty collection/array)
if (count($coll) > 0) {
if (is_array($coll)) {
end($coll);
$prev[$alias] =& $coll[key($coll)];
} else {
$prev[$alias] = $coll->getLast();
}
}
}
}
if (isset($currData[$alias])) {
$prevData[$alias] = $currData[$alias];
} else {
$prevData[$alias] = array();
}
$index = false;
$currData[$alias] = array();
$prevElement[$alias] = $element;
unset($identifiable[$alias]);
}
$driver->flush();

24
lib/Doctrine/Hydrate/Array.php
View File

@ -31,7 +31,7 @@
* @version $Revision$
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
*/
class Doctrine_Hydrate_Array
class Doctrine_Hydrate_Array
{
public function getElementCollection($component)
{
@ -48,6 +48,28 @@ class Doctrine_Hydrate_Array
public function registerCollection($coll)
{
}
public function initRelated(array &$data, $name)
{
if ( ! isset($data[$name])) {
$data[$name] = array();
}
return true;
}
public function search(array $element, array $data)
{
foreach ($data as $key => $val) {
$found = true;
foreach ($element as $k => $e) {
if ($val[$k] !== $e) {
$found = false;
}
}
if ($found) {
return $key;
}
}
return false;
}
public function flush()
{