silverstripe-framework/forms/ManyManyComplexTableField.php
Romain Louis 0eafb6d08e Commits to solve a ManyManyComplexTable problem with heritage
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@43892 467b73ca-7a2a-4603-9d3b-597d59a354a9
2007-10-26 05:45:39 +00:00

86 lines
3.2 KiB
PHP

<?php
class ManyManyComplexTableField extends HasManyComplexTableField {
private $manyManyParentClass;
protected $itemClass = 'ManyManyComplexTableField_Item';
function __construct( $controller, $name, $sourceClass, $fieldList, $detailFormFields = null, $sourceFilter = "", $sourceSort = "", $sourceJoin = "") {
parent::__construct( $controller, $name, $sourceClass, $fieldList, $detailFormFields, $sourceFilter, $sourceSort, $sourceJoin );
$classes = array_reverse( ClassInfo::ancestry( $this->controller->ClassName ) );
foreach( $classes as $class ) {
$singleton = singleton( $class );
$manyManyRelations = $singleton->uninherited( 'many_many', true );
if( isset( $manyManyRelations ) && array_key_exists( $this->name, $manyManyRelations ) ) {
$this->manyManyParentClass = $class;
$manyManyTable = $class . '_' . $this->name;
break;
}
}
$source = $this->sourceClass;
$parentID = $this->controller->ID;
$this->sourceJoin .= " LEFT JOIN `$manyManyTable` ON ( `$source`.`ID` = `{$source}ID` AND `{$this->manyManyParentClass}ID` = '$parentID' )";
$this->joinField = 'Checked';
}
function getQuery( $limitClause = null ) {
if( $this->customQuery ) {
$query = $this->customQuery;
$query->select[] = "{$this->sourceClass}.ID AS ID";
$query->select[] = "{$this->sourceClass}.ClassName AS ClassName";
$query->select[] = "{$this->sourceClass}.ClassName AS RecordClassName";
}
else {
$query = singleton( $this->sourceClass )->extendedSQL( $this->sourceFilter, $this->sourceSort, $limitClause, $this->sourceJoin );
// Add more selected fields if they are from joined table.
$SNG = singleton( $this->sourceClass );
foreach( $this->FieldList() as $k => $title ) {
if( ! $SNG->hasField( $k ) && ! $SNG->hasMethod( 'get' . $k ) )
$query->select[] = $k;
}
$parent = $this->controller->ClassName;
$query->select[] = "IF(`{$this->manyManyParentClass}ID` IS NULL, '0', '1') AS $this->joinField";
}
return clone $query;
}
function getParentIdName( $parentClass, $childClass ) {
return $this->getParentIdNameRelation( $parentClass, $childClass, 'many_many' );
}
function ExtraData() {
$items = array();
foreach( $this->unpagedSourceItems as $item ) {
if( $item->{$this->joinField} )
$items[] = $item->ID;
}
$list = implode( ',', $items );
$inputId = $this->id() . '_' . $this->htmlListEndName;
return <<<HTML
<input id="$inputId" name="{$this->name}[{$this->htmlListField}]" type="hidden" value="$list"/>
HTML;
}
}
class ManyManyComplexTableField_Item extends ComplexTableField_Item {
function MarkingCheckbox() {
$name = $this->parent->Name() . '[]';
if( $this->parent->IsReadOnly || ! $this->Can( 'edit' ) )
return "<input class=\"checkbox\" type=\"checkbox\" name=\"$name\" value=\"{$this->item->ID}\" disabled=\"disabled\"/>";
else if( $this->item->{$this->parent->joinField} )
return "<input class=\"checkbox\" type=\"checkbox\" name=\"$name\" value=\"{$this->item->ID}\" checked=\"checked\"/>";
else
return "<input class=\"checkbox\" type=\"checkbox\" name=\"$name\" value=\"{$this->item->ID}\"/>";
}
}
?>