- performance: skip imap connection for attachments actions

- created attachments.inc file for attachment upload, remove and display actions

1 files changed, 127 insertions, 0 deletions

diff --git a/program/steps/mail/attachments.inc b/program/steps/mail/attachments.inc
new file mode 100644
index 000000000..a43b22e57
--- /dev/null
+++ b/program/steps/mail/attachments.inc
@@ -0,0 +1,127 @@
+<?php
+
+/*
+ +-----------------------------------------------------------------------+
+ | program/steps/mail/attachments.inc                                    |
+ |                                                                       |
+ | This file is part of the RoundCube Webmail client                     |
+ | Copyright (C) 2005-2008, RoundCube Dev. - Switzerland                 |
+ | Licensed under the GNU GPL                                            |
+ |                                                                       |
+ | PURPOSE:                                                              |
+ |   Upload, remove, display attachments in compose form                 |
+ |                                                                       |
+ +-----------------------------------------------------------------------+
+ | Author: Thomas Bruederli <roundcube@gmail.com>                        |
+ +-----------------------------------------------------------------------+
+
+ $Id: compose.inc 2081 2008-11-23 12:38:44Z thomasb $
+
+*/
+
+
+if (!$_SESSION['compose']) {
+  die("Invalid session var!");
+}
+
+
+// remove an attachment
+if ($RCMAIL->action=='remove-attachment')
+{
+  if (preg_match('/^rcmfile([0-9]+)$/', $_POST['_file'], $regs))
+  {
+    $id = $regs[1];
+    if (is_array($_SESSION['compose']['attachments'][$id]))
+    {
+      @unlink($_SESSION['compose']['attachments'][$id]['path']);
+      unset($_SESSION['compose']['attachments'][$id]);
+      $OUTPUT->command('remove_from_attachment_list', "rcmfile$id");
+      $OUTPUT->send();
+    }
+  }
+  exit;
+}
+
+if ($RCMAIL->action=='display-attachment')
+{
+  if (preg_match('/^rcmfile([0-9]+)$/', $_GET['_file'], $regs))
+  {
+    $id = $regs[1];
+    if (is_array($_SESSION['compose']['attachments'][$id]))
+    {
+      $apath = $_SESSION['compose']['attachments'][$id]['path'];
+      header('Content-Type: ' . $_SESSION['compose']['attachments'][$id]['mimetype']);
+      header('Content-Length: ' . filesize($apath));
+      readfile($apath);
+    }
+  }
+  exit;
+}
+
+// attachment upload action
+
+// use common temp dir for file uploads
+$temp_dir = unslashify($CONFIG['temp_dir']);
+
+if (!is_array($_SESSION['compose']['attachments'])) {
+  $_SESSION['compose']['attachments'] = array();
+}
+
+// clear all stored output properties (like scripts and env vars)
+$OUTPUT->reset();
+
+if (is_array($_FILES['_attachments']['tmp_name'])) {
+  foreach ($_FILES['_attachments']['tmp_name'] as $i => $filepath) {
+    $tmpfname = tempnam($temp_dir, 'rcmAttmnt');
+    if (move_uploaded_file($filepath, $tmpfname)) {
+      $id = count($_SESSION['compose']['attachments']);
+      $_SESSION['compose']['attachments'][] = array(
+        'name' => $_FILES['_attachments']['name'][$i],
+        'mimetype' => rc_mime_content_type($tmpfname, $_FILES['_attachments']['type'][$i]),
+        'path' => $tmpfname,
+      );
+
+      if (is_file($icon = $CONFIG['skin_path'] . '/images/icons/remove-attachment.png')) {
+        $button = html::img(array(
+          'src' => $icon,
+          'alt' => rcube_label('delete'),
+          'style' => "padding-right:2px;vertical-align:middle",
+        ));
+      }
+      else {
+        $button = Q(rcube_label('delete'));
+      }
+
+      $content = html::a(array(
+        'href' => "#delete",
+        'onclick' => sprintf("return %s.command('remove-attachment','rcmfile%d', this)", JS_OBJECT_NAME, $id),
+        'title' => rcube_label('delete'),
+      ), $button);
+      
+      $content .= Q($_FILES['_attachments']['name'][$i]);
+      
+      $OUTPUT->command('add2attachment_list', "rcmfile$id", $content);
+    }
+    else {  // upload failed
+      $err = $_FILES['_attachments']['error'][$i];
+      if ($err == UPLOAD_ERR_INI_SIZE || $err == UPLOAD_ERR_FORM_SIZE) {
+        $msg = rcube_label(array('name' => 'filesizeerror', 'vars' => array('size' => show_bytes(parse_bytes(ini_get('upload_max_filesize'))))));
+      }
+      else {
+        $msg = rcube_label('fileuploaderror');
+      }
+    
+      $OUTPUT->command('display_message', $msg, 'error');
+    }
+  }
+}
+else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+  $OUTPUT->command('display_message', rcube_label('fileuploaderror'), 'error');
+}
+
+// send html page with JS calls as response
+$OUTPUT->command('show_attachment_form', false);
+$OUTPUT->command('auto_save_start', false);
+$OUTPUT->send('iframe');
+
+?>