From d9e8ebabdcd99bade4201d6be82e1841d30c5d65 Mon Sep 17 00:00:00 2001
From: Georg Ehrke <developer@georgehrke.com>
Date: Mon, 19 Aug 2013 13:24:07 +0200
Subject: outsource sharing and deleted files previews to apps

---
 apps/files_sharing/ajax/publicpreview.php | 85 ++++++++++++++++++++++++++++++
 apps/files_sharing/appinfo/routes.php     |  5 ++
 apps/files_trashbin/ajax/preview.php      | 42 +++++++++++++++
 apps/files_trashbin/appinfo/routes.php    |  5 ++
 core/ajax/publicpreview.php               | 86 -------------------------------
 core/ajax/trashbinpreview.php             | 43 ----------------
 core/routes.php                           |  4 --
 7 files changed, 137 insertions(+), 133 deletions(-)
 create mode 100644 apps/files_sharing/ajax/publicpreview.php
 create mode 100644 apps/files_sharing/appinfo/routes.php
 create mode 100644 apps/files_trashbin/ajax/preview.php
 create mode 100644 apps/files_trashbin/appinfo/routes.php
 delete mode 100644 core/ajax/publicpreview.php
 delete mode 100644 core/ajax/trashbinpreview.php

diff --git a/apps/files_sharing/ajax/publicpreview.php b/apps/files_sharing/ajax/publicpreview.php
new file mode 100644
index 00000000000..41a1c178a48
--- /dev/null
+++ b/apps/files_sharing/ajax/publicpreview.php
@@ -0,0 +1,85 @@
+<?php
+/**
+ * Copyright (c) 2013 Georg Ehrke georg@ownCloud.com
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+if(!\OC_App::isEnabled('files_sharing')){
+	exit;
+}
+
+$file = array_key_exists('file', $_GET) ? (string) urldecode($_GET['file']) : '';
+$maxX = array_key_exists('x', $_GET) ? (int) $_GET['x'] : '36';
+$maxY = array_key_exists('y', $_GET) ? (int) $_GET['y'] : '36';
+$scalingUp = array_key_exists('scalingup', $_GET) ? (bool) $_GET['scalingup'] : true;
+$token = array_key_exists('t', $_GET) ? (string) $_GET['t'] : '';
+
+if($token === ''){
+	\OC_Response::setStatus(400); //400 Bad Request
+	\OC_Log::write('core-preview', 'No token parameter was passed', \OC_Log::DEBUG);
+	exit;
+}
+
+$linkedItem = \OCP\Share::getShareByToken($token);
+if($linkedItem === false || ($linkedItem['item_type'] !== 'file' && $linkedItem['item_type'] !== 'folder')) {
+	\OC_Response::setStatus(404);
+	\OC_Log::write('core-preview', 'Passed token parameter is not valid', \OC_Log::DEBUG);
+	exit;
+}
+
+if(!isset($linkedItem['uid_owner']) || !isset($linkedItem['file_source'])) {
+	\OC_Response::setStatus(500);
+	\OC_Log::write('core-preview', 'Passed token seems to be valid, but it does not contain all necessary information . ("' . $token . '")', \OC_Log::WARN);
+	exit;
+}
+
+$userId = $linkedItem['uid_owner'];
+\OC_Util::setupFS($userId);
+
+$pathId = $linkedItem['file_source'];
+$path = \OC\Files\Filesystem::getPath($pathId);
+$pathInfo = \OC\Files\Filesystem::getFileInfo($path);
+$sharedFile = null;
+
+if($linkedItem['item_type'] === 'folder') {
+	$isvalid = \OC\Files\Filesystem::isValidPath($file);
+	if(!$isvalid) {
+		\OC_Response::setStatus(400); //400 Bad Request
+		\OC_Log::write('core-preview', 'Passed filename is not valid, might be malicious (file:"' . $file . '";ip:"' . $_SERVER['REMOTE_ADDR'] . '")', \OC_Log::WARN);
+		exit;
+	}
+	$sharedFile = \OC\Files\Filesystem::normalizePath($file);
+}
+
+if($linkedItem['item_type'] === 'file') {
+	$parent = $pathInfo['parent'];
+	$path = \OC\Files\Filesystem::getPath($parent);
+	$sharedFile = $pathInfo['name'];
+}
+
+$path = \OC\Files\Filesystem::normalizePath($path, false);
+if(substr($path, 0, 1) === '/') {
+	$path = substr($path, 1);
+}
+
+if($maxX === 0 || $maxY === 0) {
+	\OC_Response::setStatus(400); //400 Bad Request
+	\OC_Log::write('core-preview', 'x and/or y set to 0', \OC_Log::DEBUG);
+	exit;
+}
+
+$root = 'files/' . $path;
+
+try{
+	$preview = new \OC\Preview($userId, $root);
+	$preview->setFile($sharedFile);
+	$preview->setMaxX($maxX);
+	$preview->setMaxY($maxY);
+	$preview->setScalingUp($scalingUp);
+
+	$preview->show();
+} catch (\Exception $e) {
+	\OC_Response::setStatus(500);
+	\OC_Log::write('core', $e->getmessage(), \OC_Log::DEBUG);
+}
\ No newline at end of file
diff --git a/apps/files_sharing/appinfo/routes.php b/apps/files_sharing/appinfo/routes.php
new file mode 100644
index 00000000000..02815b5eb42
--- /dev/null
+++ b/apps/files_sharing/appinfo/routes.php
@@ -0,0 +1,5 @@
+<?php
+$this->create('core_ajax_public_preview', '/publicpreview.png')->action(
+function() {
+	require_once __DIR__ . '/../ajax/publicpreview.php';
+});
\ No newline at end of file
diff --git a/apps/files_trashbin/ajax/preview.php b/apps/files_trashbin/ajax/preview.php
new file mode 100644
index 00000000000..a0846b051c7
--- /dev/null
+++ b/apps/files_trashbin/ajax/preview.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Copyright (c) 2013 Georg Ehrke georg@ownCloud.com
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+\OC_Util::checkLoggedIn();
+
+if(!\OC_App::isEnabled('files_trashbin')){
+	exit;
+}
+
+$file = array_key_exists('file', $_GET) ? (string) urldecode($_GET['file']) : '';
+$maxX = array_key_exists('x', $_GET) ? (int) $_GET['x'] : '44';
+$maxY = array_key_exists('y', $_GET) ? (int) $_GET['y'] : '44';
+$scalingUp = array_key_exists('scalingup', $_GET) ? (bool) $_GET['scalingup'] : true;
+
+if($file === '') {
+	\OC_Response::setStatus(400); //400 Bad Request
+	\OC_Log::write('core-preview', 'No file parameter was passed', \OC_Log::DEBUG);
+	exit;
+}
+
+if($maxX === 0 || $maxY === 0) {
+	\OC_Response::setStatus(400); //400 Bad Request
+	\OC_Log::write('core-preview', 'x and/or y set to 0', \OC_Log::DEBUG);
+	exit;
+}
+
+try{
+	$preview = new \OC\Preview(\OC_User::getUser(), 'files_trashbin/files');
+	$preview->setFile($file);
+	$preview->setMaxX($maxX);
+	$preview->setMaxY($maxY);
+	$preview->setScalingUp($scalingUp);
+
+	$preview->showPreview();
+}catch(\Exception $e) {
+	\OC_Response::setStatus(500);
+	\OC_Log::write('core', $e->getmessage(), \OC_Log::DEBUG);
+}
\ No newline at end of file
diff --git a/apps/files_trashbin/appinfo/routes.php b/apps/files_trashbin/appinfo/routes.php
new file mode 100644
index 00000000000..b1c3f02741e
--- /dev/null
+++ b/apps/files_trashbin/appinfo/routes.php
@@ -0,0 +1,5 @@
+<?php
+$this->create('core_ajax_trashbin_preview', '/preview.png')->action(
+function() {
+	require_once __DIR__ . '/../ajax/preview.php';
+});
\ No newline at end of file
diff --git a/core/ajax/publicpreview.php b/core/ajax/publicpreview.php
deleted file mode 100644
index 83194d5349c..00000000000
--- a/core/ajax/publicpreview.php
+++ /dev/null
@@ -1,86 +0,0 @@
-<?php
-/**
- * Copyright (c) 2013 Georg Ehrke georg@ownCloud.com
- * This file is licensed under the Affero General Public License version 3 or
- * later.
- * See the COPYING-README file.
- */
-if(!\OC_App::isEnabled('files_sharing')){
-	exit;
-}
-
-$file = array_key_exists('file', $_GET) ? (string) urldecode($_GET['file']) : '';
-$maxX = array_key_exists('x', $_GET) ? (int) $_GET['x'] : '36';
-$maxY = array_key_exists('y', $_GET) ? (int) $_GET['y'] : '36';
-$scalingUp = array_key_exists('scalingup', $_GET) ? (bool) $_GET['scalingup'] : true;
-$token = array_key_exists('t', $_GET) ? (string) $_GET['t'] : '';
-
-if($token === ''){
-	\OC_Response::setStatus(400); //400 Bad Request
-	\OC_Log::write('core-preview', 'No token parameter was passed', \OC_Log::DEBUG);
-	exit;
-}
-
-$linkedItem = \OCP\Share::getShareByToken($token);
-if($linkedItem === false || ($linkedItem['item_type'] !== 'file' && $linkedItem['item_type'] !== 'folder')) {
-	\OC_Response::setStatus(404);
-	\OC_Log::write('core-preview', 'Passed token parameter is not valid', \OC_Log::DEBUG);
-	exit;
-}
-
-if(!isset($linkedItem['uid_owner']) || !isset($linkedItem['file_source'])) {
-	\OC_Response::setStatus(500);
-	\OC_Log::write('core-preview', 'Passed token seems to be valid, but it does not contain all necessary information . ("' . $token . '")', \OC_Log::WARN);
-	exit;
-}
-
-$userId = $linkedItem['uid_owner'];
-\OC_Util::setupFS($userId);
-
-$pathId = $linkedItem['file_source'];
-$path = \OC\Files\Filesystem::getPath($pathId);
-$pathInfo = \OC\Files\Filesystem::getFileInfo($path);
-$sharedFile = null;
-
-if($linkedItem['item_type'] === 'folder') {
-	$isvalid = \OC\Files\Filesystem::isValidPath($file);
-	if(!$isvalid) {
-		\OC_Response::setStatus(400); //400 Bad Request
-		\OC_Log::write('core-preview', 'Passed filename is not valid, might be malicious (file:"' . $file . '";ip:"' . $_SERVER['REMOTE_ADDR'] . '")', \OC_Log::WARN);
-		exit;
-	}
-	$sharedFile = \OC\Files\Filesystem::normalizePath($file);
-}
-
-if($linkedItem['item_type'] === 'file') {
-	$parent = $pathInfo['parent'];
-	$path = \OC\Files\Filesystem::getPath($parent);
-	$sharedFile = $pathInfo['name'];
-}
-
-$path = \OC\Files\Filesystem::normalizePath($path, false);
-if(substr($path, 0, 1) === '/') {
-	$path = substr($path, 1);
-}
-
-if($maxX === 0 || $maxY === 0) {
-	\OC_Response::setStatus(400); //400 Bad Request
-	\OC_Log::write('core-preview', 'x and/or y set to 0', \OC_Log::DEBUG);
-	exit;
-}
-
-$root = 'files/' . $path;
-
-try{
-	$preview = new \OC\Preview($userId, $root);
-	$preview->setFile($sharedFile);
-	$preview->setMaxX($maxX);
-	$preview->setMaxY($maxY);
-	$preview->setScalingUp($scalingUp);
-
-	$preview->show();
-} catch (\Exception $e) {
-	\OC_Response::setStatus(500);
-	\OC_Log::write('core', $e->getmessage(), \OC_Log::ERROR);
-	exit;
-}
\ No newline at end of file
diff --git a/core/ajax/trashbinpreview.php b/core/ajax/trashbinpreview.php
deleted file mode 100644
index a916dcf229f..00000000000
--- a/core/ajax/trashbinpreview.php
+++ /dev/null
@@ -1,43 +0,0 @@
-<?php
-/**
- * Copyright (c) 2013 Georg Ehrke georg@ownCloud.com
- * This file is licensed under the Affero General Public License version 3 or
- * later.
- * See the COPYING-README file.
- */
-\OC_Util::checkLoggedIn();
-
-if(!\OC_App::isEnabled('files_trashbin')){
-	exit;
-}
-
-$file = array_key_exists('file', $_GET) ? (string) urldecode($_GET['file']) : '';
-$maxX = array_key_exists('x', $_GET) ? (int) $_GET['x'] : '44';
-$maxY = array_key_exists('y', $_GET) ? (int) $_GET['y'] : '44';
-$scalingUp = array_key_exists('scalingup', $_GET) ? (bool) $_GET['scalingup'] : true;
-
-if($file === '') {
-	\OC_Response::setStatus(400); //400 Bad Request
-	\OC_Log::write('core-preview', 'No file parameter was passed', \OC_Log::DEBUG);
-	exit;
-}
-
-if($maxX === 0 || $maxY === 0) {
-	\OC_Response::setStatus(400); //400 Bad Request
-	\OC_Log::write('core-preview', 'x and/or y set to 0', \OC_Log::DEBUG);
-	exit;
-}
-
-try{
-	$preview = new \OC\Preview(\OC_User::getUser(), 'files_trashbin/files');
-	$preview->setFile($file);
-	$preview->setMaxX($maxX);
-	$preview->setMaxY($maxY);
-	$preview->setScalingUp($scalingUp);
-
-	$preview->showPreview();
-}catch(\Exception $e) {
-	\OC_Response::setStatus(500);
-	\OC_Log::write('core', $e->getmessage(), \OC_Log::ERROR);
-	exit;
-}
\ No newline at end of file
diff --git a/core/routes.php b/core/routes.php
index ce35be1d583..f0f8ce571e2 100644
--- a/core/routes.php
+++ b/core/routes.php
@@ -44,10 +44,6 @@ $this->create('core_ajax_routes', '/core/routes.json')
 	->action('OC_Router', 'JSRoutes');
 $this->create('core_ajax_preview', '/core/preview.png')
 	->actionInclude('core/ajax/preview.php');
-$this->create('core_ajax_trashbin_preview', '/core/trashbinpreview.png')
-	->actionInclude('core/ajax/trashbinpreview.php');
-$this->create('core_ajax_public_preview', '/core/publicpreview.png')
-	->actionInclude('core/ajax/publicpreview.php');
 OC::$CLASSPATH['OC_Core_LostPassword_Controller'] = 'core/lostpassword/controller.php';
 $this->create('core_lostpassword_index', '/lostpassword/')
 	->get()
-- 
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