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File::processNew now static and always throws exception on failure

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This commit is contained in:
Mikael Nordfeldth
2014-06-02 02:08:48 +02:00
parent d6f52f5939
commit db443e9374
5 changed files with 68 additions and 41 deletions
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60
classes/File.php
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@@ -91,6 +91,7 @@ class File extends Managed_DataObject
}
Event::handle('EndFileSaveNew', array($file, $redir_data, $given_url));
assert ($file instanceof File);
return $file;
}
@@ -109,16 +110,32 @@ class File extends Managed_DataObject
*
* @return mixed File on success, -1 on some errors
*
* @throws ServerException on some errors
* @throws ServerException on failure
*/
public function processNew($given_url, $notice_id=null, $followRedirects=true) {
if (empty($given_url)) return -1; // error, no url to process
public static function processNew($given_url, $notice_id=null, $followRedirects=true) {
if (empty($given_url)) {
throw new ServerException('No given URL to process');
}
$given_url = File_redirection::_canonUrl($given_url);
if (empty($given_url)) return -1; // error, no url to process
if (empty($given_url)) {
throw new ServerException('No canonical URL from given URL to process');
}
$file = File::getKV('url', $given_url);
if (empty($file)) {
if (!$file instanceof File) {
// First check if we have a lookup trace for this URL already
$file_redir = File_redirection::getKV('url', $given_url);
if (empty($file_redir)) {
if ($file_redir instanceof File_redirection) {
$file = File::getKV('id', $file_redir->file_id);
if (!$file instanceof File) {
// File did not exist, let's clean up the File_redirection entry
$file_redir->delete();
}
}
// If we still don't have a File object, let's create one now!
if (!$file instanceof File) {
// @fixme for new URLs this also looks up non-redirect data
// such as target content type, size, etc, which we need
// for File::saveNew(); so we call it even if not following
@@ -133,10 +150,11 @@ class File extends Managed_DataObject
// TRANS: Server exception thrown when a URL cannot be processed.
throw new ServerException(sprintf(_("Cannot process URL '%s'"), $given_url));
}
// TODO: max field length
if ($redir_url === $given_url || strlen($redir_url) > 255 || !$followRedirects) {
$x = File::saveNew($redir_data, $given_url);
$file_id = $x->id;
// Save the File object based on our lookup trace
$file = File::saveNew($redir_data, $given_url);
} else {
// This seems kind of messed up... for now skipping this part
// if we're already under a redirect, so we don't go into
@@ -146,31 +164,23 @@ class File extends Managed_DataObject
//
// Seen in the wild with clojure.org, which redirects through
// wikispaces for auth and appends session data in the URL params.
$x = File::processNew($redir_url, $notice_id, /*followRedirects*/false);
$file_id = $x->id;
File_redirection::saveNew($redir_data, $file_id, $given_url);
$file = self::processNew($redir_url, $notice_id, /*followRedirects*/false);
File_redirection::saveNew($redir_data, $file->id, $given_url);
}
} else {
$file_id = $file_redir->file_id;
}
} else {
$file_id = $file->id;
$x = $file;
}
if (empty($x)) {
$x = File::getKV('id', $file_id);
if (empty($x)) {
// @todo FIXME: This could possibly be a clearer message :)
// TRANS: Server exception thrown when... Robin thinks something is impossible!
throw new ServerException(_('Robin thinks something is impossible.'));
if (!$file instanceof File) {
// This should only happen if File::saveNew somehow did not return a File object,
// though we have an assert for that in case the event there might've gone wrong.
// If anything else goes wrong, there should've been an exception thrown.
throw new ServerException('URL processing failed without new File object');
}
}
if (!empty($notice_id)) {
File_to_post::processNew($file_id, $notice_id);
File_to_post::processNew($file->id, $notice_id);
}
return $x;
return $file;
}
public static function respectsQuota(Profile $scoped, $fileSize) {