silverstripe-cms/code/CMSBatchAction.php

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<?php
/**
* A class representing back actions
*
* <code>
* CMSMain::register_batch_action('publishitems', new CMSBatchAction('doPublish',
* _t('CMSBatchActions.PUBLISHED_PAGES', 'published %d pages')));
* </code>
*
* @package cms
* @subpackage batchaction
*/
abstract class CMSBatchAction extends Object {
/**
* The the text to show in the dropdown for this action
*/
abstract function getActionTitle();
/**
* Get text to be shown while the action is being processed, of the form
* "publishing pages".
*/
abstract function getDoingText();
/**
* Run this action for the given set of pages.
* Return a set of status-updated JavaScript to return to the CMS.
*/
abstract function run(DataObjectSet $pages);
/**
* Helper method for processing batch actions.
* Returns a set of status-updating JavaScript to return to the CMS.
*
* @param $pages The DataObjectSet of SiteTree objects to perform this batch action
* on.
* @param $helperMethod The method to call on each of those objects.
* @para
*/
public function batchaction(DataObjectSet $pages, $helperMethod, $successMessage, $arguments = array()) {
$failures = 0;
foreach($pages as $page) {
// Perform the action
if (!call_user_func_array(array($page, $helperMethod), $arguments)) {
$failures++;
}
// Now make sure the tree title is appropriately updated
$publishedRecord = DataObject::get_by_id('SiteTree', $page->ID);
if ($publishedRecord) {
$JS_title = Convert::raw2js($publishedRecord->TreeTitle());
FormResponse::add("\$('sitetree').setNodeTitle($page->ID, '$JS_title');");
}
$page->destroy();
unset($page);
}
$message = sprintf($successMessage, $pages->Count()-$failures, $failures);
FormResponse::add('statusMessage("'.$message.'","good");');
return FormResponse::respond();
}
/**
* Helper method for applicablePages() methods. Acts as a skeleton implementation.
*
* @param $ids The IDs passed to applicablePages
* @param $methodName The canXXX() method to call on each page to check if the action is applicable
* @param $checkStagePages Set to true if you want to check stage pages
* @param $checkLivePages Set to true if you want to check live pages (e.g, for deleted-from-draft)
*/
function applicablePagesHelper($ids, $methodName, $checkStagePages = true, $checkLivePages = true) {
if(!is_array($ids)) user_error("Bad \$ids passed to applicablePagesHelper()", E_USER_WARNING);
if(!is_string($methodName)) user_error("Bad \$methodName passed to applicablePagesHelper()", E_USER_WARNING);
$applicableIDs = array();
$SQL_ids = implode(', ', array_filter($ids, 'is_numeric'));
$draftPages = DataObject::get("SiteTree", "\"SiteTree\".\"ID\" IN ($SQL_ids)");
$onlyOnLive = array_fill_keys($ids, true);
if($checkStagePages) {
foreach($draftPages as $page) {
unset($onlyOnLive[$page->ID]);
if($page->$methodName()) $applicableIDs[] = $page->ID;
}
}
// Get the pages that only exist on live (deleted from stage)
if($checkLivePages && $onlyOnLive) {
$SQL_ids = implode(', ', array_keys($onlyOnLive));
$livePages = Versioned::get_by_stage("SiteTree", "Live", "\"SiteTree\".\"ID\" IN ($SQL_ids)");
if($livePages) foreach($livePages as $page) {
if($page->$methodName()) $applicableIDs[] = $page->ID;
}
}
return $applicableIDs;
}
// if your batchaction has parameters, return a fieldset here
function getParameterFields() {
return false;
}
/**
* If you wish to restrict the batch action to some users, overload this function.
*/
function canView() {
return true;
}
}
/**
* Publish items batch action.
*
* @package cms
* @subpackage batchaction
*/
class CMSBatchAction_Publish extends CMSBatchAction {
function getActionTitle() {
return _t('CMSBatchActions.PUBLISH_PAGES', 'Publish');
}
function getDoingText() {
return _t('CMSBatchActions.PUBLISHING_PAGES', 'Publishing pages');
}
function run(DataObjectSet $pages) {
return $this->batchaction($pages, 'doPublish',
_t('CMSBatchActions.PUBLISHED_PAGES', 'Published %d pages, %d failures')
);
}
function applicablePages($ids) {
return $this->applicablePagesHelper($ids, 'canPublish', true, false);
}
}
/**
* Delete items batch action.
*
* @package cms
* @subpackage batchaction
*/
class CMSBatchAction_Delete extends CMSBatchAction {
function getActionTitle() {
return _t('CMSBatchActions.DELETE_DRAFT_PAGES', 'Delete from draft site');
}
function getDoingText() {
return _t('CMSBatchActions.DELETING_DRAFT_PAGES', 'Deleting selected pages from the draft site');
}
function run(DataObjectSet $pages) {
$failures = 0;
foreach($pages as $page) {
$id = $page->ID;
// Perform the action
if($page->canDelete()) $page->delete();
else $failures++;
// check to see if the record exists on the live site, if it doesn't remove the tree node
$liveRecord = Versioned::get_one_by_stage( 'SiteTree', 'Live', "\"SiteTree\".\"ID\"=$id");
if($liveRecord) {
$liveRecord->IsDeletedFromStage = true;
$title = Convert::raw2js($liveRecord->TreeTitle());
FormResponse::add("$('sitetree').setNodeTitle($id, '$title');");
FormResponse::add("$('Form_EditForm').reloadIfSetTo($id);");
} else {
FormResponse::add("var node = $('sitetree').getTreeNodeByIdx('$id');");
FormResponse::add("if(node && node.parentTreeNode) node.parentTreeNode.removeTreeNode(node);");
FormResponse::add("$('Form_EditForm').reloadIfSetTo($id);");
}
$page->destroy();
unset($page);
}
$message = sprintf(_t('CMSBatchActions.DELETED_DRAFT_PAGES', 'Deleted %d pages from the draft site, %d failures'), $pages->Count()-$failures, $failures);
FormResponse::add('statusMessage("'.$message.'","good");');
return FormResponse::respond();
}
function applicablePages($ids) {
return $this->applicablePagesHelper($ids, 'canDelete', true, false);
}
}
/**
* Unpublish (delete from live site) items batch action.
*
* @package cms
* @subpackage batchaction
*/
class CMSBatchAction_DeleteFromLive extends CMSBatchAction {
function getActionTitle() {
return _t('CMSBatchActions.DELETE_PAGES', 'Delete from published site');
}
function getDoingText() {
return _t('CMSBatchActions.DELETING_PAGES', 'Deleting selected pages from the published site');
}
function run(DataObjectSet $pages) {
$ids = $pages->column('ID');
$this->batchaction($pages, 'doUnpublish',
_t('CMSBatchActions.DELETED_PAGES', 'Deleted %d pages from the published site, %d failures')
);
foreach($ids as $pageID) {
$id = $pageID;
// check to see if the record exists on the stage site, if it doesn't remove the tree node
$stageRecord = Versioned::get_one_by_stage( 'SiteTree', 'Stage', "\"SiteTree\".\"ID\"=$id");
if($stageRecord) {
$stageRecord->IsAddedToStage = true;
$title = Convert::raw2js($stageRecord->TreeTitle());
FormResponse::add("$('sitetree').setNodeTitle($id, '$title');");
FormResponse::add("$('Form_EditForm').reloadIfSetTo($id);");
} else {
FormResponse::add("var node = $('sitetree').getTreeNodeByIdx('$id');");
FormResponse::add("if(node && node.parentTreeNode) node.parentTreeNode.removeTreeNode(node);");
FormResponse::add("$('Form_EditForm').reloadIfSetTo($id);");
}
}
return FormResponse::respond();
}
function applicablePages($ids) {
return $this->applicablePagesHelper($ids, 'canDelete', false, true);
}
}