cops/fetch.php
2013-07-22 14:29:32 +02:00

141 lines
4.4 KiB
PHP

<?php
/**
* COPS (Calibre OPDS PHP Server)
*
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author Gordon Page <gordon@incero.com> with integration/modification by Sébastien Lucas <sebastien@slucas.fr>
*/
require_once ("config.php");
require_once ("book.php");
require_once ("data.php");
function notFound () {
header($_SERVER["SERVER_PROTOCOL"]." 404 Not Found");
header("Status: 404 Not Found");
$_SERVER['REDIRECT_STATUS'] = 404;
}
global $config;
$expires = 60*60*24*14;
header("Pragma: public");
header("Cache-Control: maxage=".$expires);
header('Expires: ' . gmdate('D, d M Y H:i:s', time()+$expires) . ' GMT');
$bookId = getURLParam ("id", NULL);
$type = getURLParam ("type", "jpg");
$idData = getURLParam ("data", NULL);
if (is_null ($bookId))
{
$book = Book::getBookByDataId($idData);
}
else
{
$book = Book::getBookById($bookId);
}
if (!$book) {
notFound ();
return;
}
if ($book && ($type == "jpg" || empty ($config['calibre_internal_directory']))) {
if ($type == "jpg") {
$file = $book->getFilePath ($type);
} else {
$file = $book->getFilePath ($type, $idData);
}
if (!$file || !file_exists ($file)) {
notFound ();
return;
}
}
switch ($type)
{
case "jpg":
header("Content-Type: image/jpeg");
if (isset($_GET["width"]))
{
$file = $book->getFilePath ($type);
// get image size
if($size = GetImageSize($file)){
$w = $size[0];
$h = $size[1];
//set new size
$nw = $_GET["width"];
if ($nw > $w) { break; }
$nh = ($nw*$h)/$w;
}
else{
//set new size
$nw = "160";
$nh = "120";
}
//draw the image
$src_img = imagecreatefromjpeg($file);
$dst_img = imagecreatetruecolor($nw,$nh);
imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, $nw, $nh, $w, $h);//resizing the image
imagejpeg($dst_img,null,80);
imagedestroy($src_img);
imagedestroy($dst_img);
return;
}
if (isset($_GET["height"]))
{
$file = $book->getFilePath ($type);
// get image size
if($size = GetImageSize($file)){
$w = $size[0];
$h = $size[1];
//set new size
$nh = $_GET["height"];
if ($nh > $h) { break; }
$nw = ($nh*$w)/$h;
}
else{
//set new size
$nw = "160";
$nh = "120";
}
//draw the image
$src_img = imagecreatefromjpeg($file);
$dst_img = imagecreatetruecolor($nw,$nh);
imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, $nw, $nh, $w, $h);//resizing the image
imagejpeg($dst_img,null,80);
imagedestroy($src_img);
imagedestroy($dst_img);
return;
}
break;
default:
header("Content-Type: " . Data::$mimetypes[$type]);
break;
}
$file = $book->getFilePath ($type, $idData, true);
if ($type == "epub" && $config['cops_update_epub-metadata'])
{
$book->getUpdatedEpub ($idData);
return;
}
if ($type == "jpg") {
header('Content-Disposition: filename="' . basename ($file) . '"');
} else {
header('Content-Disposition: attachment; filename="' . basename ($file) . '"');
}
$dir = $config['calibre_internal_directory'];
if (empty ($config['calibre_internal_directory'])) {
$dir = Base::getDbDirectory ();
}
if (empty ($config['cops_x_accel_redirect'])) {
$filename = $dir . $file;
$fp = fopen($filename, 'rb');
header("Content-Length: " . filesize($filename));
fpassthru($fp);
}
else {
header ($config['cops_x_accel_redirect'] . ": " . $dir . $file);
}