GridFieldBulkEditingTools/code/GridFieldBulkImageUpload.php

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<?php
/**
* GridField component for uploading images in bulk
*
* @author colymba
* @package GridFieldBulkEditingTools
*/
class GridFieldBulkImageUpload implements GridField_HTMLProvider, GridField_URLHandler {
/**
* component configuration
*
* 'imageFieldName' => field name of the $has_one Model Image relation
* 'editableFields' => fields editable on the Model
* 'fieldsClassBlacklist' => field types that will be removed from the automatic form generation
* 'fieldsNameBlacklist' => fields that will be removed from the automatic form generation
*
* @var array
*/
protected $config = array(
'imageFieldName' => null,
'editableFields' => null,
'fieldsClassBlacklist' => array(),
'fieldsNameBlacklist' => array(),
'folderName' => 'bulkUpload'
);
/**
* Holds any class that should not be used as they break the component
* These cannot be removed from the blacklist
*/
protected $forbiddenFieldsClasses = array( 'GridField', 'UploadField' );
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/**
*
* @param string $imageField
* @param string/array $editableFields
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*/
public function __construct($imageField = null, $editableFields = null)
{
if ( $imageField != null ) $this->setConfig ( 'imageFieldName', $imageField );
if ( $editableFields != null ) $this->setConfig ( 'editableFields', $editableFields );
//init classes blacklist with forbidden classes
$this->config['fieldsClassBlacklist'] = $this->forbiddenFieldsClasses;
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}
/**
* Set a component configuration parameter
*
* @param string $reference
* @param mixed $value
*/
function setConfig ( $reference, $value )
{
if (!key_exists($reference, $this->config) ) {
user_error("Unknown option reference: $reference", E_USER_ERROR);
}
if ( ($reference == 'fieldsClassBlacklist' || $reference == 'fieldsClassBlacklist' || $reference == 'editableFields') && !is_array($value) )
{
$value = array($value);
}
//makes sure $forbiddenFieldsClasses are in no matter what
if ( $reference == 'fieldsClassBlacklist' )
{
$value = array_unique( array_merge($value, $this->forbiddenFieldsClasses) );
}
$this->config[$reference] = $value;
}
/**
* Returns one $config parameter of the full $config
*
* @param string $reference $congif parameter to return
* @return mixed
*/
function getConfig ( $reference = false )
{
if ( $reference ) return $this->config[$reference];
else return $this->config;
}
/**
* Add a field to the editable fields blacklist
*
* @param string $fieldName
* @return boolean
*/
function addFieldNameToBlacklist ( $fieldName )
{
return array_push( $this->config['fieldsNameBlacklist'], $fieldName);
}
/**
* Add a class to the editable fields blacklist
*
* @param string $className
* @return boolean
*/
function addClassToBlacklist ( $className )
{
return array_push( $this->config['fieldsClassBlacklist'], $className);
}
/**
* Remove a field to the editable fields blacklist
*
* @param string $fieldName
* @return boolean
*/
function removeFieldNameFromBlacklist ( $fieldName )
{
if (key_exists($fieldName, $this->config['fieldsNameBlacklist'])) {
return delete( $this->config['fieldsNameBlacklist'][$fieldName] );
}else{
return false;
}
}
/**
* Remove a class to the editable fields blacklist
*
* @param string $className
* @return boolean
*/
function removeClassFromBlacklist ( $className )
{
if (key_exists($className, $this->config['fieldsNameBlacklist']) && !in_array($className, $this->forbiddenFieldsClasses)) {
return delete( $this->config['fieldsNameBlacklist'][$className] );
}else{
return false;
}
}
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/**
*
* @param GridField $gridField
* @return array
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*/
public function getHTMLFragments($gridField) {
Requirements::css(BULK_EDIT_TOOLS_PATH . '/css/GridFieldBulkImageUpload.css');
/*
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$data = new ArrayData(array(
'NewLink' => $gridField->Link('bulkimageupload'),
'ButtonName' => 'Bulk Upload'
));
*/
$html = '
<a id="bulkImageUploadGFButton" href="'.$gridField->Link('bulkimageupload').'" class="action action-detail ss-ui-action-constructive ss-ui-button ui-button ui-widget ui-state-default ui-corner-all new new-link" data-icon="add">
Bulk Upload
</a>';
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return array(
//'bulk-edit-tools' => $data->renderWith('GridFieldAddNewbutton')
'bulk-edit-tools' => $html
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);
}
/**
*
* @param GridField $gridField
* @return array
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*/
public function getURLHandlers($gridField) {
return array(
'bulkimageupload' => 'handleBulkUpload'
);
}
/**
* Pass control over to the RequestHandler
*
* @param GridField $gridField
* @param SS_HTTPRequest $request
* @return mixed
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*/
public function handleBulkUpload($gridField, $request)
{
$controller = $gridField->getForm()->Controller();
$handler = new GridFieldBulkImageUpload_Request($gridField, $this, $controller);
return $handler->handleRequest($request, DataModel::inst());
}
}