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@bueckl
Last active February 5, 2017 20:54
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ModelAdmin Custom Search #SearchContext #Search on has_many Relation #SS3 #Silverstripe
<?php
class YachtAdmin extends ModelAdmin {
private static $managed_models = array(
'Yacht'
);
public function getSearchContext(){
$customClass = 'Yacht';
if($this->modelClass == $customClass){
$context = new YachtSearchContext($customClass);
foreach($context->getFields() as $field){
if(isset($_REQUEST['q']) && isset($_REQUEST['q'][$field->getName()])){
$field->setValue($_REQUEST['q'][$field->getName()]);
}
$field->setName(sprintf('q[%s]', $field->getName()));
}
foreach($context->getFilters() as $filter){
$filter->setFullName(sprintf('q[%s]', $filter->getFullName()));
}
return $context;
}
return parent::getSearchContext();
}
...
class YachtSearchContext extends SearchContext {
public function __construct($modelClass, $fields = null, $filters = null) {
$filters = array(
'EventYear' => new PartialMatchFilter('EventYear'),
'Name' => new PartialMatchFilter('Name'),
'Company' => new PartialMatchFilter('Company')
);
parent::__construct($modelClass, null, $filters);
}
function getSearchFields(){
if($this->fields && $this->fields->count()){
return $this->fields;
}
$fields = new FieldList(
TextField::create('Name'),
TextField::create('Company__CompanyName', 'Company'),
CheckboxSetField::create('EventYear')->setSource(array(
'2016' => '2016',
'2017' => '2017',
'2018' => '2018'
))
);
$this->extend('updateCustomerSearchFields', $fields);
$this->fields = $fields;
return $this->fields;
}
function getFields(){
return $this->getSearchFields();
}
public function getQuery($searchParams, $sort = false, $limit = false, $existingQuery = null) {
$dataList = parent::getQuery($searchParams, $sort, $limit, $existingQuery);
$params = is_object($searchParams) ? $searchParams->getVars() : $searchParams;
$query = $dataList->dataQuery();
if(!is_object($searchParams)){
if(isset($params['Name']) && !empty($params['Name'])){
$query->where('"Name" LIKE \'%' . Convert::raw2sql($params['Name']) . '%\'');
}
if(isset($params['Company__CompanyName'])){
// Get ID
$CompanyID = Company::get()->filter('CompanyName:PartialMatch', $params['Company__CompanyName'])->First();
if ($CompanyID->ID) {
$query->where('"CompanyID" = '.$CompanyID->ID);
}
}
$this->extend('updateGetQuery', $query, $params);
}
return $dataList->setDataQuery($query);
}
}
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