cops/epubfs.php

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<?php
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/**
* 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 ("config.php");
require_once ("base.php");
require_once ("book.php");
require_once ("resources/php-epub-meta/epub.php");
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function getComponentContent ($book, $component, $add) {
$data = $book->component ($component);
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$callback = function ($m) use ($book, $component, $add) {
$method = $m[1];
$path = $m[2];
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$end = "";
if (preg_match ("/^src\s*:/", $method)) {
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$end = ")";
}
if (preg_match ("/^#/", $path)) {
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return "{$method}'{$path}'{$end}";
}
$hash = "";
if (preg_match ("/^(.+)#(.+)$/", $path, $matches)) {
$path = $matches [1];
$hash = "#" . $matches [2];
}
$comp = $book->getComponentName ($component, $path);
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if (!$comp) return "{$method}'#'{$end}";
$out = "{$method}'epubfs.php?{$add}comp={$comp}{$hash}'{$end}";
if ($end) {
return $out;
}
return str_replace ("&", "&amp;", $out);
};
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$data = preg_replace_callback ("/(src=)[\"']([^:]*?)[\"']/", $callback, $data);
$data = preg_replace_callback ("/(href=)[\"']([^:]*?)[\"']/", $callback, $data);
$data = preg_replace_callback ("/(\@import\s+)[\"'](.*?)[\"'];/", $callback, $data);
$data = preg_replace_callback ("/(src\s*:\s*url\()(.*?)\)/", $callback, $data);
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return $data;
}
if (php_sapi_name() === 'cli') { return; }
$idData = getURLParam ("data", NULL);
$add = "data=$idData&";
if (!is_null (GetUrlParam (DB))) $add .= DB . "=" . GetUrlParam (DB) . "&";
$myBook = Book::getBookByDataId($idData);
$book = new EPub ($myBook->getFilePath ("EPUB", $idData));
$book->initSpineComponent ();
if (!isset ($_GET["comp"])) {
notFound ();
return;
}
$component = $_GET["comp"];
try {
$data = getComponentContent ($book, $component, $add);
$expires = 60*60*24*14;
header("Pragma: public");
header("Cache-Control: maxage=".$expires);
header('Expires: ' . gmdate('D, d M Y H:i:s', time()+$expires) . ' GMT');
header ("Content-Type: " . $book->componentContentType($component));
echo $data;
}
catch (Exception $e) {
error_log ($e);
notFound ();
}