mirror of
https://github.com/standardebooks/web.git
synced 2025-07-06 23:00:28 -04:00
122 lines
4.5 KiB
PHP
Executable file
122 lines
4.5 KiB
PHP
Executable file
#!/usr/bin/php
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<?
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require_once('/standardebooks.org/web/lib/Core.php');
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use function Safe\krsort;
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use function Safe\getopt;
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use function Safe\preg_replace;
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use function Safe\sort;
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$longopts = ["webroot:", "weburl:"];
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$options = getopt("", $longopts);
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$webRoot = $options["webroot"] ?? "/standardebooks.org/web";
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$webUrl = $options["weburl"] ?? "https://standardebooks.org";
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$contentFiles = explode("\n", trim(shell_exec('find ' . escapeshellarg($webRoot . '/www/ebooks/') . ' -name "content.opf" | sort') ?? ''));
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$allEbooks = [];
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$newestEbooks = [];
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$subjects = [];
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$ebooksBySubject = [];
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$ebooksPerNewestEbooksFeed = 30;
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// Iterate over all ebooks to build the various feeds
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foreach($contentFiles as $path){
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if($path == '')
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continue;
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$ebookWwwFilesystemPath = '';
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try{
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$ebookWwwFilesystemPath = preg_replace('|/content\.opf|ius', '', $path);
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$ebook = new Ebook($ebookWwwFilesystemPath);
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$allEbooks[$ebook->ModifiedTimestamp->format('Y-m-d\TH:i:s\Z') . ' ' . $ebook->Identifier] = $ebook;
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$newestEbooks[$ebook->Timestamp->format('Y-m-d\TH:i:s\Z') . ' ' . $ebook->Identifier] = $ebook;
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foreach($ebook->Tags as $tag){
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// Add the book's subjects to the main subjects list
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if(!in_array($tag->Name, $subjects)){
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$subjects[] = $tag->Name;
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}
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// Sort this ebook by subject
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$ebooksBySubject[$tag->Name][$ebook->Timestamp->format('Y-m-d\TH:i:s\Z') . ' ' . $ebook->Identifier] = $ebook;
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}
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}
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catch(\Exception $ex){
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print('Failed to generate OPDS entry for `' . $ebookWwwFilesystemPath . '`. Exception: ' . $ex->getMessage());
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continue;
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}
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}
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$now = new DateTime();
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// Create OPDS feeds
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$opdsRootEntries = [
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new OpdsNavigationEntry(
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'/opds/new-releases',
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'http://opds-spec.org/sort/new',
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'acquisition',
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$now,
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'Newest ' . number_format($ebooksPerNewestEbooksFeed) . ' Standard Ebooks',
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'A list of the ' . number_format($ebooksPerNewestEbooksFeed) . ' newest Standard Ebooks, most-recently-released first.'),
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new OpdsNavigationEntry(
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'/opds/subjects',
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'subsection',
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'navigation',
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$now,
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'Standard Ebooks by Subject',
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'Browse Standard Ebooks by subject.'),
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new OpdsNavigationEntry(
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'/opds/all',
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'http://opds-spec.org/crawlable',
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'acquisition',
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$now,
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'All Standard Ebooks',
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'A list of all Standard Ebooks, most-recently-updated first. This is a Complete Acquisition Feed as defined in OPDS 1.2 §2.5.')
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];
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$opdsRoot = new OpdsNavigationFeed('/opds', 'Standard Ebooks', WEB_ROOT . '/opds/index.xml', $opdsRootEntries, null);
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$opdsRoot->Save();
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// Create the subjects navigation document
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sort($subjects);
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$subjectNavigationEntries = [];
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foreach($subjects as $subject){
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$summary = number_format(sizeof($ebooksBySubject[$subject])) . ' Standard Ebook';
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if(sizeof($ebooksBySubject[$subject]) != 1){
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$summary .= 's';
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}
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$summary .= ' tagged with “' . strtolower($subject) . ',” most-recently-released first.';
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// We leave the updated timestamp blank, as it will be filled in when we generate the individual feeds
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$subjectNavigationEntries[] = new OpdsNavigationEntry('/opds/subjects/' . Formatter::MakeUrlSafe($subject), 'subsection', 'navigation', $now, $subject, $summary);
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}
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$subjectsFeed = new OpdsNavigationFeed('/opds/subjects', 'Standard Ebooks by Subject', WEB_ROOT . '/opds/subjects/index.xml', $subjectNavigationEntries, $opdsRoot);
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$subjectsFeed->Save();
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// Now generate each individual subject feed
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foreach($ebooksBySubject as $subject => $ebooks){
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krsort($ebooks);
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$subjectFeed = new OpdsAcquisitionFeed('/opds/subjects/' . Formatter::MakeUrlSafe((string)$subject), (string)$subject, WEB_ROOT . '/opds/subjects/' . Formatter::MakeUrlSafe((string)$subject) . '.xml', $ebooks, $subjectsFeed);
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$subjectFeed->Save();
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}
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// Create the 'all' feed
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krsort($allEbooks);
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$allFeed = new OpdsAcquisitionFeed('/opds/all', 'All Standard Ebooks', WEB_ROOT . '/opds/all.xml', $allEbooks, $opdsRoot, true);
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$allFeed->Save();
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// Create the 'newest' feed
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krsort($newestEbooks);
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$newestEbooks = array_slice($newestEbooks, 0, $ebooksPerNewestEbooksFeed);
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$newestFeed = new OpdsAcquisitionFeed('/opds/new-releases', 'Newest ' . number_format($ebooksPerNewestEbooksFeed) . ' Standard Ebooks', WEB_ROOT . '/opds/new-releases.xml', $newestEbooks, $opdsRoot);
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$newestFeed->Save();
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// Now create RSS feeds
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// Create the 'newest' feed
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$newestFeed = new RssFeed('/rss/new-releases', 'Newest ' . number_format($ebooksPerNewestEbooksFeed) . ' Standard Ebooks', WEB_ROOT . '/rss/new-releases.xml', 'A list of the ' . number_format($ebooksPerNewestEbooksFeed) . ' latest Standard Ebooks ebook releases, most-recently-released first.', $newestEbooks);
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$newestFeed->Save();
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?>
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