From b0f816fa4b7db7db2f853698e6668ffad16b0a9b Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Sun, 29 Jun 2014 17:59:03 +0200
Subject: Add forgotten file (for image uploads handling)

---
 program/steps/settings/upload.inc | 144 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 144 insertions(+)
 create mode 100644 program/steps/settings/upload.inc

diff --git a/program/steps/settings/upload.inc b/program/steps/settings/upload.inc
new file mode 100644
index 000000000..8d338ebb9
--- /dev/null
+++ b/program/steps/settings/upload.inc
@@ -0,0 +1,144 @@
+<?php
+
+/*
+ +-----------------------------------------------------------------------+
+ | program/steps/settings/upload.inc                                     |
+ |                                                                       |
+ | This file is part of the Roundcube Webmail client                     |
+ | Copyright (C) 2005-2014, The Roundcube Dev Team                       |
+ |                                                                       |
+ | Licensed under the GNU General Public License version 3 or            |
+ | any later version with exceptions for skins & plugins.                |
+ | See the README file for a full license statement.                     |
+ |                                                                       |
+ | PURPOSE:                                                              |
+ |   Handles image uploads                                               |
+ |                                                                       |
+ +-----------------------------------------------------------------------+
+ | Author: Aleksander Machniak <alec@alec.pl>                            |
+ +-----------------------------------------------------------------------+
+*/
+
+// Upload progress update
+if (!empty($_GET['_progress'])) {
+    $RCMAIL->upload_progress();
+}
+
+$from = rcube_utils::get_input_value('_from', rcube_utils::INPUT_GET);
+$type = str_replace('edit-', '', $from);
+
+if ($RCMAIL->action == 'upload-display') {
+    $id = 'undefined';
+
+    if (preg_match('/^rcmfile(\w+)$/', $_GET['_file'], $regs)) {
+        $id = $regs[1];
+    }
+
+    $RCMAIL->display_uploaded_file($_SESSION[$type]['files'][$id]);
+
+    exit;
+}
+
+
+// Supported image format types
+$IMAGE_TYPES = explode(',', 'jpeg,jpg,jp2,tiff,tif,bmp,eps,gif,png,png8,png24,png32,svg,ico');
+
+// clear all stored output properties (like scripts and env vars)
+$OUTPUT->reset();
+
+$max_size  = $RCMAIL->config->get($type . '_image_size', 64) * 1024;
+$post_size = $RCMAIL->show_bytes(parse_bytes(ini_get('upload_max_filesize')));
+$uploadid  = rcube_utils::get_input_value('_uploadid', rcube_utils::INPUT_GET);
+
+
+if (is_array($_FILES['_files']['tmp_name'])) {
+    $multiple = count($_FILES['_files']['tmp_name']) > 1;
+
+    foreach ($_FILES['_files']['tmp_name'] as $i => $filepath) {
+        // Process uploaded attachment if there is no error
+        $err = $_FILES['_files']['error'][$i];
+
+        if (!$err) {
+            if ($max_size < $_FILES['_files']['size'][$i]) {
+                $err = 'size_error';
+            }
+            // check image file type
+            else {
+                $image     = new rcube_image($filepath);
+                $imageprop = $image->props();
+
+                if (!in_array(strtolower($imageprop['type']), $IMAGE_TYPES)) {
+                    $err = 'type_error';
+                }
+            }
+        }
+
+        // save uploaded image in storage backend
+        if (!$err) {
+            $attachment = $RCMAIL->plugins->exec_hook('attachment_upload', array(
+                'path'     => $filepath,
+                'size'     => $_FILES['_files']['size'][$i],
+                'name'     => $_FILES['_files']['name'][$i],
+                'mimetype' => 'image/' . $imageprop['type'],
+                'group'    => $type,
+            ));
+        }
+
+        if (!$err && $attachment['status'] && !$attachment['abort']) {
+            $id = $attachment['id'];
+
+            // store new file in session
+            unset($attachment['status'], $attachment['abort']);
+            $RCMAIL->session->append($type . '.files', $id, $attachment);
+
+            $content = rcube::Q($attachment['name']);
+
+            $OUTPUT->command('add2attachment_list', "rcmfile$id", array(
+                    'html'      => $content,
+                    'name'      => $attachment['name'],
+                    'mimetype'  => $attachment['mimetype'],
+                    'classname' => rcube_utils::file2class($attachment['mimetype'], $attachment['name']),
+                    'complete'  => true
+                ),
+                $uploadid
+            );
+        }
+        else {
+            if ($err == 'type_error') {
+                $msg = $RCMAIL->gettext('invalidimageformat');
+            }
+            else if ($err == 'size_error') {
+                $msg = $RCMAIL->gettext(array('name' => 'filesizeerror', 'vars' => array('size' => $max_size)));
+            }
+            else if ($err == UPLOAD_ERR_INI_SIZE || $err == UPLOAD_ERR_FORM_SIZE) {
+                $msg = $RCMAIL->gettext(array('name' => 'filesizeerror', 'vars' => array('size' => $post_size)));
+            }
+            else if ($attachment['error']) {
+                $msg = $attachment['error'];
+            }
+            else {
+                $msg = $RCMAIL->gettext('fileuploaderror');
+            }
+
+            $OUTPUT->command('display_message', $msg, 'error');
+        }
+    }
+}
+else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+    // if filesize exceeds post_max_size then $_FILES array is empty,
+    // show filesizeerror instead of fileuploaderror
+    if ($maxsize = ini_get('post_max_size')) {
+        $msg = $RCMAIL->gettext(array(
+            'name' => 'filesizeerror',
+            'vars' => array('size' => $RCMAIL->show_bytes(parse_bytes($maxsize)))
+        ));
+    }
+    else {
+        $msg = $RCMAIL->gettext('fileuploaderror');
+    }
+
+    $OUTPUT->command('display_message', $msg, 'error');
+    $OUTPUT->command('remove_from_attachment_list', $uploadid);
+}
+
+$OUTPUT->send('iframe');
-- 
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