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ENHANCEMENT: add "InnerJoin" clause for an component's ancestry classes for SearchFilter::applyRelation() so that an searchfliter could filter on that component's ancestry's field.

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git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@83500 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Normann Lou 2009-08-03 04:14:22 +00:00
parent 3c5f477b6e
commit efbfb4a5f2
1 changed files with 18 additions and 0 deletions
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18
search/filters/SearchFilter.php
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@ -127,6 +127,24 @@ abstract class SearchFilter extends Object {
if(!$query->isJoinedTo($component)) { if(!$query->isJoinedTo($component)) {
$foreignKey = $model->getReverseAssociation($component); $foreignKey = $model->getReverseAssociation($component);
$query->leftJoin($component, "\"$component\".\"ID\" = \"{$this->model}\".\"{$foreignKey}ID\""); $query->leftJoin($component, "\"$component\".\"ID\" = \"{$this->model}\".\"{$foreignKey}ID\"");
/**
* add join clause to the component's parent class so that the search filter could search on its
* parent fields.
* todo: add UT for this. Also add the clause for other relations like has_many, many_many in other
* elseif branch and their UTs.
*
*/
$ancestry = ClassInfo::ancestry($component, true);
if(!empty($ancestry)){
$ancestry = array_reverse($ancestry);
foreach($ancestry as $ancestor){
if($ancestor != $component){
$query->innerJoin($ancestor, "\"$component\".\"ID\" = \"$ancestor\".ID");
$component=$ancestor;
}
}
}
} }
$this->model = $component; $this->model = $component;
} elseif ($component = $model->has_many($rel)) { } elseif ($component = $model->has_many($rel)) {