GridFieldBulkEditingTools/bulkUpload/code/GridFieldBulkUpload.php

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<?php
/**
* GridField component for uploading images in bulk
*
* @author colymba
* @package GridFieldBulkEditingTools
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* @subpackage BulkUpload
*/
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class GridFieldBulkUpload implements GridField_HTMLProvider, GridField_URLHandler
{
/**
* component configuration
*
* 'fileRelationName' => field name of the $has_one File/Image relation
* @var array
*/
protected $config = array(
'fileRelationName' => null
);
/**
* UploadField configuration.
* These options are passed on directly to the UploadField
* via {@link UploadField::setConfig()} api
*
* Defaults are: *
* 'sequentialUploads' => false : process uploads 1 after the other rather than all at once
* 'canAttachExisting' => true : displays "From files" button in the UploadField
* 'canPreviewFolder' => true : displays the upload location in the UploadField
*
* @var array
*/
protected $ufConfig = array(
'sequentialUploads' => false,
'canAttachExisting' => true,
'canPreviewFolder' => true
);
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/**
* UploadField setup function calls.
* List of setup functions to call on {@link UploadField} with the value to pass
*
* e.g. array('setFolderName' => 'bulkUpload') will result in:
* $uploadField->setFolderName('bulkUpload')
*
* @var array
*/
protected $ufSetup = array(
'setFolderName' => 'bulkUpload'
);
/**
* UploadField Validator setup function calls.
* List of setup functions to call on {@link Upload::validator} with the value to pass
*
* e.g. array('setAllowedMaxFileSize' => 10) will result in:
* $uploadField->getValidator()->setAllowedMaxFileSize(10)
*
* @var array
*/
protected $ufValidatorSetup = array(
'setAllowedMaxFileSize' => null
);
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/**
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* Component constructor
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*
* @param string $fileRelationName
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*/
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public function __construct($fileRelationName = null)
{
if ( $fileRelationName != null ) $this->setConfig ( 'fileRelationName', $fileRelationName );
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}
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/* **********************************************************************
* Components settings and custom methodes
* */
/**
* 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);
}
$this->config[$reference] = $value;
return $this;
}
/**
* Set an UploadField configuration parameter
*
* @param string $reference
* @param mixed $value
*/
function setUfConfig ( $reference, $value )
{
$this->ufConfig[$reference] = $value;
return $this;
}
/**
* Set an UploadField setup function call
*
* @param string $function
* @param mixed $param
*/
function setUfSetup ( $function, $param )
{
$this->ufSetup[$function] = $param;
return $this;
}
/**
* Set an UploadField Validator setup function call
*
* @param string $function
* @param mixed $param
*/
function setUfValidatorSetup ( $function, $param )
{
$this->ufValidatorSetup[$function] = $param;
return $this;
}
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/**
* Returns one $config reference or 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;
}
/**
* Returns one $ufConfig reference or the full config.
*
* @param string $reference $ufConfig parameter to return
* @return mixed
*/
function getUfConfig ( $reference = false )
{
if ( $reference ) return $this->ufConfig[$reference];
else return $this->ufConfig;
}
/**
* Returns one $ufSetup reference or the full config.
*
* @param string $reference $ufSetup parameter to return
* @return mixed
*/
function getUfSetup ( $reference = false )
{
if ( $reference ) return $this->ufSetup[$reference];
else return $this->ufSetup;
}
/**
* Returns one $ufValidatorSetup reference or the full config.
*
* @param string $reference $ufValidatorSetup parameter to return
* @return mixed
*/
function getUfValidatorSetup ( $reference = false )
{
if ( $reference ) return $this->ufValidatorSetup[$reference];
else return $this->ufValidatorSetup;
}
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/**
* Get the first has_one Image/File relation from the GridField managed DataObject
* i.e. 'MyImage' => 'Image' will return 'MyImage'
*
* @return string Name of the $has_one relation
*/
public function getDefaultFileRelationName($gridField)
{
$recordClass = $gridField->list->dataClass;
$hasOneFields = Config::inst()->get($recordClass, 'has_one', Config::INHERITED);
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$imageField = null;
foreach( $hasOneFields as $field => $type )
{
if( $type === 'Image' || $type === 'File' || is_subclass_of($type, 'File') )
{
$imageField = $field;
break;
}
}
return $imageField;
}
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/**
* Returns the name of the Image/File field name from the managed record
* Either as set in the component config or the default one
*
* @return string
*/
public function getFileRelationName($gridField)
{
$configFileRelationName = $this->getConfig('fileRelationName');
return $configFileRelationName ? $configFileRelationName : $this->getDefaultFileRelationName($gridField);
}
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/**
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* Return the ClassName of the fileRelation
* i.e. 'MyImage' => 'Image' will return 'Image'
* i.e. 'MyImage' => 'File' will return 'File'
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*
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* @return string file relation className
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*/
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public function getFileRelationClassName($gridField)
{
$recordClass = $gridField->list->dataClass;
$hasOneFields = Config::inst()->get($recordClass, 'has_one', Config::INHERITED);
$fieldName = $this->getFileRelationName($gridField);
if($fieldName)
{
return $hasOneFields[$fieldName];
}
else{
return 'File';
}
}
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/**
* Returned a configured UploadField instance
* embedded in the gridfield heard
* @param GridField $gridField Current GridField
* @return UploadField Configured UploadField instance
*/
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public function bulkUploadField($gridField)
{
$fileRelationName = $this->getFileRelationName($gridField);
$uploadField = UploadField::create($fileRelationName, '')
->setForm($gridField->getForm())
->setConfig('previewMaxWidth', 20)
->setConfig('previewMaxHeight', 20)
->setConfig('changeDetection', false)
->setRecord(DataObject::create()) // avoid UploadField to get auto-config from the Page (e.g fix allowedMaxFileNumber)
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->setTemplate('GridFieldBulkUploadField')
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->setDownloadTemplateName('colymba-bulkuploaddownloadtemplate')
->setConfig('url', $gridField->Link('bulkupload/upload'))
->setConfig('urlSelectDialog', $gridField->Link('bulkupload/select'))
->setConfig('urlAttach', $gridField->Link('bulkupload/attach'))
->setConfig('urlFileExists', $gridField->Link('bulkupload/fileexists'))
;
//set UploadField config
foreach ($this->ufConfig as $key => $val)
{
$uploadField->setConfig($key, $val);
}
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//UploadField setup
foreach ($this->ufSetup as $fn => $param)
{
$uploadField->{$fn}($param);
}
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//UploadField Validator setup
foreach ($this->ufValidatorSetup as $fn => $param)
{
$uploadField->getValidator()->{$fn}($param);
}
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return $uploadField;
}
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/* **********************************************************************
* GridField_HTMLProvider
* */
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/**
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* HTML to be embedded into the GridField
*
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* @param GridField $gridField
* @return array
*/
public function getHTMLFragments($gridField)
{
// permission check
if( !singleton($gridField->getModelClass())->canEdit() )
{
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return array();
}
// check BulkManager exists
$bulkManager = $gridField->getConfig()->getComponentsByType('GridFieldBulkManager');
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// upload management buttons
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$finishButton = FormAction::create('Finish', _t('GRIDFIELD_BULK_UPLOAD.FINISH_BTN_LABEL', 'Finish'))
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->addExtraClass('bulkUploadFinishButton')
->setAttribute('data-icon', 'accept')
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->setUseButtonTag(true);
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$clearErrorButton = FormAction::create('ClearError', _t('GRIDFIELD_BULK_UPLOAD.CLEAR_ERROR_BTN_LABEL', 'Clear errors'))
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->addExtraClass('bulkUploadClearErrorButton')
->setAttribute('data-icon', 'arrow-circle-double')
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->setUseButtonTag(true);
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if ( count($bulkManager) )
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{
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$cancelButton = FormAction::create('Cancel', _t('GRIDFIELD_BULK_UPLOAD.CANCEL_BTN_LABEL', 'Cancel'))
->addExtraClass('bulkUploadCancelButton ss-ui-action-destructive')
->setAttribute('data-icon', 'decline')
->setAttribute('data-url', $gridField->Link('bulkupload/cancel'))
->setUseButtonTag(true);
$bulkManager_config = $bulkManager->first()->getConfig();
$bulkManager_actions = $bulkManager_config['actions'];
if(array_key_exists('bulkedit' , $bulkManager_actions)){
$editAllButton = FormAction::create('EditAll', _t('GRIDFIELD_BULK_UPLOAD.EDIT_ALL_BTN_LABEL', 'Edit all'))
->addExtraClass('bulkUploadEditButton')
->setAttribute('data-icon', 'pencil')
->setAttribute('data-url', $gridField->Link('bulkupload/edit'))
->setUseButtonTag(true);
}else{
$editAllButton = '';
}
}
else{
$cancelButton = '';
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$editAllButton = '';
}
// get uploadField + inject extra buttons
$uploadField = $this->bulkUploadField($gridField);
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$uploadField->FinishButton = $finishButton;
$uploadField->CancelButton = $cancelButton;
$uploadField->EditAllButton = $editAllButton;
$uploadField->ClearErrorButton = $clearErrorButton;
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$data = ArrayData::create(array(
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'Colspan' => count($gridField->getColumns()),
'UploadField' => $uploadField->Field() // call ->Field() to get requirements in right order
));
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Requirements::css(BULKEDITTOOLS_UPLOAD_PATH . '/css/GridFieldBulkUpload.css');
Requirements::javascript(BULKEDITTOOLS_UPLOAD_PATH . '/javascript/GridFieldBulkUpload.js');
Requirements::javascript(BULKEDITTOOLS_UPLOAD_PATH . '/javascript/GridFieldBulkUpload_downloadtemplate.js');
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Requirements::add_i18n_javascript(BULKEDITTOOLS_PATH . '/lang/js');
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return array(
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'header' => $data->renderWith('GridFieldBulkUpload')
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);
}
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/* **********************************************************************
* GridField_URLHandler
* */
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/**
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* Component URL handlers
*
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* @param GridField $gridField
* @return array
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*/
public function getURLHandlers($gridField) {
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return array(
'bulkupload' => 'handleBulkUpload'
);
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}
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/**
* Pass control over to the RequestHandler
*
* @param GridField $gridField
* @param SS_HTTPRequest $request
* @return mixed
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*/
public function handleBulkUpload($gridField, $request)
{
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$controller = $gridField->getForm()->Controller();
$handler = new GridFieldBulkUpload_Request($gridField, $this, $controller);
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return $handler->handleRequest($request, DataModel::inst());
}
}