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Initial work on single queries for hasAndBelongsToMany associations

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git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@5607 3807eeeb-6ff5-0310-8944-8be069107fe0
This commit is contained in:
phpnut 2007-08-29 13:33:14 +00:00
parent d20ddfeadc
commit e7921c7741
1 changed files with 44 additions and 4 deletions
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48
cake/libs/model/datasources/dbo_source.php
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@ -715,6 +715,23 @@ class DboSource extends DataSource {
}
return $this->__mergeHasMany($resultSet, $fetch, $association, $model, $linkModel, $recursive);
}
if ($type === 'hasAndBelongsToMany') {
$ins = $fetch = array();
for ($i = 0; $i < $count; $i++) {
if ($in = $this->insertQueryData('{$__cakeID__$}', $resultSet[$i], $association, $assocData, $model, $linkModel, $stack)) {
$ins[] = $in;
}
}
if (!empty($ins)) {
$query = r('{$__cakeID__$}', '(' .join(', ', $ins) .')', $query);
$query = r('= (', 'IN (', $query);
$query = r(' WHERE 1 = 1', '', $query);
$fetch = $this->fetchAll($query, $model->cacheQueries, $model->name);
}
return $this->__mergeHabtm($resultSet, $fetch, $association, $model, $linkModel, $recursive);
}
for ($i = 0; $i < $count; $i++) {
$row =& $resultSet[$i];
@ -780,6 +797,30 @@ class DboSource extends DataSource {
}
}
function __mergeHabtm(&$resultSet, $merge, $association, &$model, &$linkModel) {
if (isset($model->hasAndBelongsToMany[$association])) {
$with = $model->hasAndBelongsToMany[$association]['with'];
$foreignKey = $model->hasAndBelongsToMany[$association]['foreignKey'];
$fields = $model->{$with}->loadInfo();
$fields = $fields->extract('{n}.name');
$count = count($fields);
foreach ($resultSet as $i => $value) {
$merged = array();
foreach ($merge as $j => $data) {
if($data[$with][$foreignKey] === $value[$model->name][$model->primaryKey]) {
if($count > 2) {
$merged[] = Set::pushDiff($merge[$j][$association], array($with => $data[$with]));
} else {
$merged[] = $merge[$j][$association];
}
}
}
$resultSet[$i][$association] = $merged;
}
}
}
/**
* Enter description here...
*
@ -1082,16 +1123,15 @@ class DboSource extends DataSource {
$joinAlias = $joinTbl;
if (isset($assocData['with']) && !empty($assocData['with'])) {
$joinAssoc = $joinAlias = $model->{$assocData['with']}->name;
$joinFields = $model->{$assocData['with']}->loadInfo();
$joinFields = $joinFields->extract('{n}.name');
if (is_array($joinFields) && !empty($joinFields) && count($joinFields) > 2) {
if (is_array($joinFields) && !empty($joinFields)) {
$joinFields = $this->fields($model->{$assocData['with']}, $model->{$assocData['with']}->name, $joinFields);
$joinAssoc = $joinAlias = $model->{$assocData['with']}->name;
} else {
$joinFields = array();
$joinAssoc = null;
$joinAlias = $joinTbl;
}
}