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Sébastien Lucas 2012-05-28 07:05:05 +02:00
parent d023b869a1
commit b25ed5c052
10 changed files with 403 additions and 270 deletions
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OPDS_renderer.php Normal file
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<?php
/**
* COPS (Calibre OPDS PHP Server) class file
*
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author Sébastien Lucas <sebastien@slucas.fr>
*/
require_once ("base.php");
class OPDSRenderer
{
const PAGE_OPENSEARCH = "8";
private $xmlStream = NULL;
private $updated = NULL;
private function getUpdatedTime () {
if (is_null ($this->updated)) {
$this->updated = time();
}
return date (DATE_ATOM, $this->updated);
}
private function getXmlStream () {
if (is_null ($this->xmlStream)) {
$this->xmlStream = new XMLWriter();
$this->xmlStream->openMemory();
$this->xmlStream->setIndent (true);
}
return $this->xmlStream;
}
public function getOpenSearch () {
$xml = new XMLWriter ();
$xml->openMemory ();
$xml->setIndent (true);
$xml->startDocument('1.0','UTF-8');
$xml->startElement ("OpenSearchDescription");
$xml->startElement ("ShortName");
$xml->text ("My catalog");
$xml->endElement ();
$xml->startElement ("InputEncoding");
$xml->text ("UTF-8");
$xml->endElement ();
$xml->startElement ("OutputEncoding");
$xml->text ("UTF-8");
$xml->endElement ();
$xml->startElement ("Image");
$xml->text ("favicon.ico");
$xml->endElement ();
$xml->startElement ("Url");
$xml->writeAttribute ("type", 'application/atom+xml');
$xml->writeAttribute ("template", 'feed.php?page=' . self::PAGE_OPENSEARCH_QUERY . '&query={searchTerms}');
$xml->endElement ();
$xml->endElement ();
$xml->endDocument();
return $xml->outputMemory(true);
}
private function startXmlDocument ($title) {
self::getXmlStream ()->startDocument('1.0','UTF-8');
self::getXmlStream ()->startElement ("feed");
self::getXmlStream ()->writeAttribute ("xmlns", "http://www.w3.org/2005/Atom");
self::getXmlStream ()->writeAttribute ("xmlns:xhtml", "http://www.w3.org/1999/xhtml");
self::getXmlStream ()->writeAttribute ("xmlns:opds", "http://opds-spec.org/2010/catalog");
self::getXmlStream ()->writeAttribute ("xmlns:opensearch", "http://a9.com/-/spec/opensearch/1.1/");
self::getXmlStream ()->writeAttribute ("xmlns:dcterms", "http://purl.org/dc/terms/");
self::getXmlStream ()->startElement ("title");
self::getXmlStream ()->text ($title);
self::getXmlStream ()->endElement ();
self::getXmlStream ()->startElement ("id");
self::getXmlStream ()->text ($_SERVER['REQUEST_URI']);
self::getXmlStream ()->endElement ();
self::getXmlStream ()->startElement ("updated");
self::getXmlStream ()->text (self::getUpdatedTime ());
self::getXmlStream ()->endElement ();
self::getXmlStream ()->startElement ("icon");
self::getXmlStream ()->text ("favicon.ico");
self::getXmlStream ()->endElement ();
self::getXmlStream ()->startElement ("author");
self::getXmlStream ()->startElement ("name");
self::getXmlStream ()->text (utf8_encode ("Sébastien Lucas"));
self::getXmlStream ()->endElement ();
self::getXmlStream ()->startElement ("uri");
self::getXmlStream ()->text ("http://blog.slucas.fr");
self::getXmlStream ()->endElement ();
self::getXmlStream ()->startElement ("email");
self::getXmlStream ()->text ("sebastien@slucas.fr");
self::getXmlStream ()->endElement ();
self::getXmlStream ()->endElement ();
$link = new LinkNavigation ("feed.php", "start", "Home");
self::renderLink ($link);
$link = new LinkNavigation ($_SERVER['REQUEST_URI'], "self");
self::renderLink ($link);
$link = new Link ("feed.php?page=" . self::PAGE_OPENSEARCH, "application/opensearchdescription+xml", "search", "Search here");
self::renderLink ($link);
}
private function endXmlDocument () {
self::getXmlStream ()->endElement ();
self::getXmlStream ()->endDocument ();
return self::getXmlStream ()->outputMemory(true);
}
private function renderLink ($link) {
self::getXmlStream ()->startElement ("link");
self::getXmlStream ()->writeAttribute ("href", $link->href);
self::getXmlStream ()->writeAttribute ("type", $link->type);
if (!is_null ($link->rel)) {
self::getXmlStream ()->writeAttribute ("rel", $link->rel);
}
if (!is_null ($link->title)) {
self::getXmlStream ()->writeAttribute ("title", $link->title);
}
self::getXmlStream ()->endElement ();
}
private function renderEntry ($entry) {
self::getXmlStream ()->startElement ("title");
self::getXmlStream ()->text ($entry->title);
self::getXmlStream ()->endElement ();
self::getXmlStream ()->startElement ("updated");
self::getXmlStream ()->text (self::getUpdatedTime ());
self::getXmlStream ()->endElement ();
self::getXmlStream ()->startElement ("id");
self::getXmlStream ()->text ($entry->id);
self::getXmlStream ()->endElement ();
self::getXmlStream ()->startElement ("content");
self::getXmlStream ()->writeAttribute ("type", $entry->contentType);
if ($entry->contentType == "text") {
self::getXmlStream ()->text ($entry->content);
} else {
self::getXmlStream ()->writeRaw ($entry->content);
}
self::getXmlStream ()->endElement ();
foreach ($entry->linkArray as $link) {
self::renderLink ($link);
}
if (get_class ($entry) != "EntryBook") {
return;
}
foreach ($entry->book->getAuthors () as $author) {
self::getXmlStream ()->startElement ("author");
self::getXmlStream ()->startElement ("name");
self::getXmlStream ()->text ($author->name);
self::getXmlStream ()->endElement ();
self::getXmlStream ()->startElement ("uri");
self::getXmlStream ()->text ($author->getUri ());
self::getXmlStream ()->endElement ();
self::getXmlStream ()->endElement ();
}
foreach ($entry->book->getTags () as $category) {
self::getXmlStream ()->startElement ("category");
self::getXmlStream ()->writeAttribute ("term", $category);
self::getXmlStream ()->writeAttribute ("label", $category);
self::getXmlStream ()->endElement ();
}
if (!is_null ($entry->book->pubdate)) {
self::getXmlStream ()->startElement ("dcterms:issued");
self::getXmlStream ()->text (date ("Y-m-d", $entry->book->pubdate));
self::getXmlStream ()->endElement ();
}
}
public function render ($page) {
self::startXmlDocument ($page->title);
foreach ($page->entryArray as $entry) {
self::getXmlStream ()->startElement ("entry");
self::renderEntry ($entry);
self::getXmlStream ()->endElement ();
}
return self::endXmlDocument ();
}
}
?>