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ENHANCEMENT Scaffolding GridFieldRelationAdd->searchFields if required, making constructor argument optional

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This commit is contained in:
Ingo Schommer 2012-03-05 12:27:00 +01:00
parent 0762be9927
commit 10a85f4bab
1 changed files with 40 additions and 8 deletions
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48
forms/gridfield/GridFieldRelationAdd.php
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@ -17,6 +17,8 @@ class GridFieldRelationAdd implements GridField_HTMLProvider, GridField_ActionPr
/**
* Which columns that should be used for doing a "StartsWith" search.
* If multiple fields are provided, the filtering is performed non-exclusive.
* If no fields are provided, tries to auto-detect a "Title" or "Name" field,
* and falls back to the first textual field defined on the object.
*
* @var Array
*/
@ -36,7 +38,7 @@ class GridFieldRelationAdd implements GridField_HTMLProvider, GridField_ActionPr
*
* @param array $searchFields Which fields on the object in the list should be searched
*/
public function __construct($searchFields) {
public function __construct($searchFields = null) {
$this->searchFields = (array)$searchFields;
}
@ -47,7 +49,7 @@ class GridFieldRelationAdd implements GridField_HTMLProvider, GridField_ActionPr
*/
public function getHTMLFragments($gridField) {
$searchState = $gridField->State->GridFieldSearchRelation;
$dataClass = $gridField->getList()->dataClass();
Requirements::css(THIRDPARTY_DIR . '/jquery-ui-themes/smoothness/jquery-ui.css');
Requirements::add_i18n_javascript(SAPPHIRE_DIR . '/javascript/lang');
@ -58,11 +60,13 @@ class GridFieldRelationAdd implements GridField_HTMLProvider, GridField_ActionPr
$forTemplate = new ArrayData(array());
$forTemplate->Fields = new ArrayList();
$value = $this->findSingleEntry($gridField, $this->searchFields, $searchState, $gridField->getList()->dataClass);
$searchFields = ($this->getSearchFields()) ? $this->getSearchFields() : $this->scaffoldSearchFields($dataClass);
$value = $this->findSingleEntry($gridField, $searchFields, $searchState, $dataClass);
$searchField = new TextField('gridfield_relationsearch', _t('GridField.RelationSearch', "Relation search"), $value);
// Apparently the data-* needs to be double qouted for the jQuery.meta data plugin
$searchField->setAttribute('data-search-url', '\''.Controller::join_links($gridField->Link('search').'\''));
$searchField->setAttribute('placeholder', $this->getPlaceholderText($gridField->getList()->dataClass()));
$searchField->setAttribute('placeholder', $this->getPlaceholderText($dataClass));
$searchField->addExtraClass('relation-search');
$findAction = new GridField_Action($gridField, 'gridfield_relationfind', _t('GridField.Find', "Find"), 'find', 'find');
@ -153,15 +157,24 @@ class GridFieldRelationAdd implements GridField_HTMLProvider, GridField_ActionPr
* @param SS_HTTPRequest $request
*/
public function doSearch($gridField, $request) {
$allList = DataList::create($gridField->getList()->dataClass());
$dataClass = $gridField->getList()->dataClass();
$allList = DataList::create($dataClass);
$filters = array();
$stmts = array();
$searchFields = ($this->getSearchFields()) ? $this->getSearchFields() : $this->scaffoldSearchFields($dataClass);
if(!$searchFields) {
throw new LogicException(
sprintf('GridFieldRelationAdd: No searchable fields could be found for class "%s"', $dataClass)
);
}
// TODO Replace with DataList->filterAny() once it correctly supports OR connectives
foreach($this->searchFields as $searchField) {
foreach($searchFields as $searchField) {
$stmts[] .= sprintf('"%s" LIKE \'%s%%\'', $searchField, $request->param('ID'));
}
$results = $allList->where(implode(' OR ', $stmts))->subtract($gridField->getList());
$results->sort($this->searchFields[0], 'ASC');
$results->sort($searchFields[0], 'ASC');
$json = array();
foreach($results as $result) {
@ -200,16 +213,35 @@ class GridFieldRelationAdd implements GridField_HTMLProvider, GridField_ActionPr
return $this->searchFields;
}
/**
* Detect searchable
*
* @param String
* @return Array
*/
protected function scaffoldSearchFields($dataClass) {
$obj = singleton($dataClass);
if($obj->hasDatabaseField('Title')) {
return array('Title');
} else if($obj->hasDatabaseField('Name')) {
return array('Name');
} else {
return null;
}
}
/**
* @param String The class of the object being searched for
* @return String
*/
public function getPlaceholderText($dataClass) {
$searchFields = ($this->getSearchFields()) ? $this->getSearchFields() : $this->scaffoldSearchFields($dataClass);
if($this->placeholderText) {
return $this->placeholderText;
} else {
$labels = array();
foreach($this->searchFields as $searchField) {
foreach($searchFields as $searchField) {
$label = singleton($dataClass)->fieldLabel($searchField);
if($label) $labels[] = $label;
}