silverstripe-subsites/code/tasks/SubsiteCopyPagesTask.php
2013-01-03 14:10:14 +01:00

67 lines
2.4 KiB
PHP

<?php
/**
* Handy alternative to copying pages when creating a subsite through the UI.
* Can be used to batch-add new pages after subsite creation,
* or simply to process a large site outside of the UI.
*
* Example: sake dev/tasks/SubsiteCopyPagesTask from=<subsite-source> to=<subsite-target>
*/
class SubsiteCopyPagesTask extends BuildTask {
protected $title = 'Copy pages to different subsite';
protected $description = '';
function run($request) {
$subsiteFromId = $request->getVar('from');
if(!is_numeric($subsiteFromId)) throw new InvalidArgumentException('Missing "from" parameter');
$subsiteFrom = DataObject::get_by_id('Subsite', $subsiteFromId);
if(!$subsiteFrom) throw new InvalidArgumentException('Subsite not found');
$subsiteToId = $request->getVar('to');
if(!is_numeric($subsiteToId)) throw new InvalidArgumentException('Missing "to" parameter');
$subsiteTo = DataObject::get_by_id('Subsite', $subsiteToId);
if(!$subsiteTo) throw new InvalidArgumentException('Subsite not found');
$useVirtualPages = (bool)$request->getVar('virtual');
Subsite::changeSubsite($subsiteFrom);
// Copy data from this template to the given subsite. Does this using an iterative depth-first search.
// This will make sure that the new parents on the new subsite are correct, and there are no funny
// issues with having to check whether or not the new parents have been added to the site tree
// when a page, etc, is duplicated
$stack = array(array(0,0));
while(count($stack) > 0) {
list($sourceParentID, $destParentID) = array_pop($stack);
$children = Versioned::get_by_stage('SiteTree', 'Live', "\"ParentID\" = $sourceParentID", '');
if($children) {
foreach($children as $child) {
if($useVirtualPages) {
$childClone = new SubsitesVirtualPage();
$childClone->writeToStage('Stage');
$childClone->CopyContentFromID = $child->ID;
$childClone->SubsiteID = $subsiteTo->ID;
} else {
$childClone = $child->duplicateToSubsite($subsiteTo->ID, true);
}
$childClone->ParentID = $destParentID;
$childClone->writeToStage('Stage');
$childClone->publish('Stage', 'Live');
array_push($stack, array($child->ID, $childClone->ID));
$this->log(sprintf('Copied "%s" (#%d, %s)', $child->Title, $child->ID, $child->Link()));
}
}
unset($children);
}
}
function log($msg) {
echo $msg . "\n";
}
}