/**
* Concatenates one or more foreach-able object into an Iterator.
* If no objects provided, returns an empty iterator.
* \AppendIterators provided will be deep copied.
* This means changes to \AppendIterator parameters will not be reflected
* in the resulting \Iterator.
* @return \Iterator
*/
public static function concat()
{
$argCount = \func_num_args();
if ($argCount === 0) {
return new \EmptyIterator();
} elseif ($argCount === 1) {
return Iterators::ensureIsIterator(\func_get_args()[0]);
} else {
$retval = new \AppendIterator();
//Workaround for AppendIterator bugs
//https://bugs.php.net/bug.php?id=49104
//https://bugs.php.net/bug.php?id=62212
$retval->append(new \ArrayIterator([0]));
unset($retval->getArrayIterator()[0]);
$recursiveAttach = static function ($iter) use(&$recursiveAttach, $retval) {
foreach ($iter as $concatedIter) {
if ($concatedIter instanceof \AppendIterator) {
$recursiveAttach($concatedIter->getArrayIterator());
} elseif ($concatedIter instanceof \EmptyIterator) {
//Do not add it.
} else {
$retval->append($concatedIter);
}
}
return $retval;
};
return (new \Yasca\Core\FunctionPipe())->wrap(\func_get_args())->pipe([Iterators::_class, 'ensureIsIterator'])->pipe([Iterators::_class, 'select'], [Iterators::_class, 'ensureIsIterator'])->pipe($recursiveAttach)->unwrap();
}
}
/**
* For each async tasks scheduled, execute its tick function synchronously.
* Executing the tick function on an Async will unschedule it if the Async completes.
* Do not use with declare(ticks=...) and register_tick_function
* as that feature is deprecated as of PHP 5.3.0.
* Instead, consider making a call for each event loop at the top level in your script.
* @return true|false True if there are currently scheduled Asyncs
*/
public static function tickAll()
{
//tickables() are allowed to register new tickables
//Make sure that these are not lost.
$snapshotOfAsyncs = self::$asyncs;
self::$asyncs = Iterators::toList([]);
self::$asyncs = (new \Yasca\Core\IteratorBuilder())->from($snapshotOfAsyncs)->where(static function ($async) {
return $async->tick() === false;
})->toFunctionPipe()->pipe([Iterators::_class, 'toList'])->toIteratorBuilder()->concat(self::$asyncs)->toList();
return self::$asyncs->isEmpty() === false;
}
public function unique(){
$this->iterator = Iterators::unique($this->iterator);
return $this;
}
/**
* Copies elements of this fluent iterator into an array.
* @return array
*/
public function toArray()
{
return Iterators::toArray($this->iterator);
}
<?php
// example: SERVER_ID=5915 php maintenance/wikia/GoogleWebmasterToolsSync/initial_sync.php --conf /usr/wikia/docroot/wiki.factory/LocalSettings.php
global $IP;
require_once __DIR__ . "/common.php";
GWTLogHelper::notice(__FILE__ . " script starts.");
$minCountOfPagesToSync = 100;
try {
global $wgExternalSharedDB, $wgDatamartDB;
$wikiPageCountService = (new WikiPageCountServiceFactory())->get();
$wikiRepository = new GWTWikiRepository();
foreach (Iterators::group($wikiPageCountService->listPageCountsIterator(), 50) as $pageCountGroup) {
$updated = 0;
$created = 0;
$same = 0;
GWTLogHelper::debug("Group size: " . (int) count($pageCountGroup));
foreach ($pageCountGroup as $pageCountModel) {
/** @var WikiPageCountModel $pageCountModel */
$page = $wikiRepository->getById($pageCountModel->getWikiId());
if ($page == null) {
$wikiRepository->insert($pageCountModel->getWikiId(), null, null, $pageCountModel->getPageCount());
$created++;
} else {
if ($page->getPageCount() != $pageCountModel->getPageCount()) {
$page->setPageCount($pageCountModel->getPageCount());
$wikiRepository->updateWiki($page);
$updated++;
} else {
$same++;
}
}
