scripts/nukefile.php for blasting crap from the server

Deletes notices and the locally stored file based on File id, as
you may want to just get rid of shit sometimes.

classes/File.php

@@ -249,6 +249,15 @@ class File extends Managed_DataObject
         return true;
     }
 
+    public function getFilename()
+    {
+        if (!self::validFilename($this->filename)) {
+            // TRANS: Client exception thrown if a file upload does not have a valid name.
+            throw new ClientException(_("Invalid filename."));
+        }
+        return $this->filename;
+    }
+
     // where should the file go?
 
     static function filename(Profile $profile, $origname, $mimetype)

classes/File_to_post.php

@@ -85,6 +85,24 @@ class File_to_post extends Managed_DataObject
         }
     }
 
+    static function getNoticeIDsByFile(File $file)
+    {
+        $f2p = new File_to_post();
+
+        $f2p->selectAdd();
+        $f2p->selectAdd('post_id');
+
+        $f2p->file_id = $file->id;
+
+        $ids = array();
+
+        if (!$f2p->find()) {
+            throw new NoResultException($f2p);
+        }
+
+        return $f2p->fetchAll('post_id');
+    }
+
     function delete($useWhere=false)
     {
         $f = File::getKV('id', $this->file_id);

scripts/nukefile.php

@@ -0,0 +1,78 @@
+#!/usr/bin/env php
+<?php
+/*
+ * StatusNet - a distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, StatusNet, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
+
+$shortoptions = 'i::yv';
+$longoptions = array('id=', 'yes', 'verbose');
+
+$helptext = <<<END_OF_HELP
+nukefile.php [options]
+deletes a file and related notices from the database
+
+  -i --id       ID of the file
+  -v --verbose  Be verbose (print the contents of the notices deleted).
+
+END_OF_HELP;
+
+require_once INSTALLDIR.'/scripts/commandline.inc';
+
+if (have_option('i', 'id')) {
+    $id = get_option_value('i', 'id');
+    $file = File::getKV('id', $id);
+    if (!$file instanceof File) {
+        print "Can't find file with ID $id\n";
+        exit(1);
+    }
+} else {
+    print "You must provide a file ID.\n";
+    exit(1);
+}
+
+$verbose = have_option('v', 'verbose');
+
+if (!have_option('y', 'yes')) {
+    try {
+        $filename = $file->getFilename();
+    } catch (Exception $e) {
+        $filename = '(remote file or no filename)';
+    }
+    print "About to PERMANENTLY delete file ($filename) ({$file->id}). Are you sure? [y/N] ";
+    $response = fgets(STDIN);
+    if (strtolower(trim($response)) != 'y') {
+        print "Aborting.\n";
+        exit(0);
+    }
+}
+
+print "Finding notices...\n";
+try {
+    $ids = File_to_post::getNoticeIDsByFile($file);
+    $notice = Notice::multiGet('id', $ids);
+    while ($notice->fetch()) {
+        print "Deleting notice {$notice->id}".($verbose ? ": $notice->content\n" : "\n");
+        $notice->delete();
+    }
+} catch (NoResultException $e) {
+    print "No notices found with this File attached.\n";
+}
+print "Deleting File object together with possibly locally stored copy.\n";
+$file->delete();
+print "DONE.\n";