/**
* Generates and returns an HTML visualization of the provided redirect Diff.
*
* @since 0.5
*
* @param Diff $diff
*
* @return string
*/
protected function visualizeRedirectDiff(Diff $diff)
{
if ($diff->isEmpty()) {
return '';
}
//TODO: localize path (keys in the diff array)
$linkDiffVisualizer = new DiffView(array(), $diff, $this->siteStore, $this->entityIdFormatter, $this->context);
$html = $linkDiffVisualizer->getHtml();
return $html;
}
public function testEmptyElementsInRecursiveDiff()
{
$old = array('en' => array('a' => 'en-foo', 'b' => 'en-bar'));
$new = array('en' => array('a' => 'en-foo', 'b' => 'en-bar'));
$differ = new MapDiffer(true);
$diff = new Diff($differ->doDiff($old, $new));
$this->assertTrue($diff->isEmpty());
$this->assertTrue($diff->getOperations() === array());
}
/**
* @dataProvider instanceProvider
*
* @since 0.6
*
* @param Diff $list
*/
public function testUnset(Diff $list)
{
if ($list->isEmpty()) {
$this->assertTrue(true);
// We cannot test unset if there are no elements
} else {
$offset = $list->getIterator()->key();
$count = $list->count();
$list->offsetUnset($offset);
$this->assertEquals($count - 1, $list->count());
}
if (!$list->isEmpty()) {
$offset = $list->getIterator()->key();
$count = $list->count();
unset($list[$offset]);
$this->assertEquals($count - 1, $list->count());
}
}
/**
* @param Diff $redirectPatch
*
* @return EntityRedirect|null
*/
private function getPatchedRedirect(Diff $redirectPatch)
{
// See getRedirectData() for the structure of the data array.
$redirData = $this->getRedirectData();
if (!$redirectPatch->isEmpty()) {
$patcher = new MapPatcher();
$redirData = $patcher->patch($redirData, $redirectPatch);
}
if (isset($redirData['redirect'])) {
/* @var EntityHandler $handler */
$handler = $this->getContentHandler();
$entityId = $this->getEntityId();
$targetId = $handler->makeEntityId($redirData['redirect']);
return new EntityRedirect($entityId, $targetId);
} else {
return null;
}
}
/**
* Returns an array structure suitable for building an edit summary for the respective
* change to site links.
*
* @param string $action e.g. 'remove', see the constants in EntityChange
* @param Diff $siteLinkDiff The change's site link diff
* @param Title|null $title The page we create an edit summary for
*
* @return array|null
*/
private function getSiteLinkMessage($action, Diff $siteLinkDiff, Title $title = null)
{
if ($siteLinkDiff->isEmpty()) {
return null;
}
//TODO: Implement comments specific to the affected page.
// Different pages may be affected in different ways by the same change.
// Also, merged changes may affect the same page in multiple ways.
$diffOps = $siteLinkDiff->getOperations();
$siteId = $this->siteId;
// change involved site link to client wiki
if (array_key_exists($siteId, $diffOps)) {
// $siteLinkDiff changed from containing atomic diffs to
// containing map diffs. For B/C, handle both cases.
$diffOp = $diffOps[$siteId];
if ($diffOp instanceof Diff) {
if (array_key_exists('name', $diffOp)) {
$diffOp = $diffOp['name'];
} else {
// change to badges only, use original message
return null;
}
}
$params = $this->getSiteLinkAddRemoveParams($diffOp, $action, $siteId, $title);
} else {
$diffOpCount = count($diffOps);
if ($diffOpCount === 1) {
$params = $this->getSiteLinkChangeParams($diffOps);
} else {
// multiple changes, use original message
return null;
}
}
return $params;
}
