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Rebuild web caches immediately on ebook updates

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Alex Cabal 2022-07-14 15:28:57 -05:00
parent 60a58e9a95
commit e857e4e9e6
9 changed files with 115 additions and 70 deletions
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48
lib/Library.php
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@ -380,6 +380,54 @@ class Library{
return ['months' => $months, 'subjects' => $subjects, 'collections' => $collections, 'authors' => $authors];
}
/**
* @return array<string, array<int|string, array<int|string, mixed>>>
*/
public static function RebuildFeedsCache(?string $returnType = null, ?string $returnClass = null): ?array{
$feedTypes = ['opds', 'atom', 'rss'];
$feedClasses = ['authors', 'collections', 'subjects'];
$retval = null;
$collator = Collator::create('en_US'); // Used for sorting letters with diacritics like in author names
if($collator === null){
throw new Exceptions\SeException('Couldn\'t create collator object when rebuilding feeds cache.');
}
foreach($feedTypes as $type){
foreach($feedClasses as $class){
$files = glob(WEB_ROOT . '/feeds/' . $type . '/' . $class . '/*.xml');
$feeds = [];
foreach($files as $file){
$obj = new stdClass();
$obj->Url = '/feeds/' . $type . '/' . $class . '/' . basename($file, '.xml');
$obj->Label = exec('attr -g se-label ' . escapeshellarg($file)) ?: null;
if($obj->Label == null){
$obj->Label = basename($file, '.xml');
}
$obj->LabelSort = exec('attr -g se-label-sort ' . escapeshellarg($file)) ?: null;
if($obj->LabelSort == null){
$obj->LabelSort = basename($file, '.xml');
}
$feeds[] = $obj;
}
usort($feeds, function($a, $b) use($collator){ return $collator->compare($a->LabelSort, $b->LabelSort); });
if($type == $returnType && $class == $returnClass){
$retval = $feeds;
}
apcu_store('feeds-index-' . $type . '-' . $class, $feeds);
}
}
return $retval;
}
public static function RebuildCache(): void{
// We check a lockfile because this can be a long-running command.
// We don't want to queue up a bunch of these in case someone is refreshing the index constantly.