diff options
Diffstat (limited to 'program/steps/mail/attachments.inc')
| -rw-r--r-- | program/steps/mail/attachments.inc | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/program/steps/mail/attachments.inc b/program/steps/mail/attachments.inc index 85bc36cac..c8b7f9517 100644 --- a/program/steps/mail/attachments.inc +++ b/program/steps/mail/attachments.inc @@ -60,7 +60,7 @@ if ($RCMAIL->action=='remove-attachment') { exit; } -if ($RCMAIL->action=='display-attachment') { +if ($RCMAIL->action == 'display-attachment') { $id = 'undefined'; if (preg_match('/^rcmfile(\w+)$/', $_GET['_file'], $regs)) { @@ -76,6 +76,47 @@ if ($RCMAIL->action=='display-attachment') { $attachment['size'] = $attachment['data'] ? strlen($attachment['data']) : @filesize($attachment['path']); } + // generate image thumbnail for file browser in HTML editor + if (!empty($_GET['_thumbnail'])) { + $temp_dir = $RCMAIL->config->get('temp_dir'); + $thumbnail_size = 80; + list(,$ext) = explode('/', $attachment['mimetype']); + $mimetype = $attachment['mimetype']; + $file_ident = $attachment['id'] . ':' . $attachment['mimetype'] . ':' . $attachment['size']; + $cache_basename = $temp_dir . '/' . md5($file_ident . ':' . $RCMAIL->user->ID . ':' . $thumbnail_size); + $cache_file = $cache_basename . '.' . $ext; + + // render thumbnail image if not done yet + if (!is_file($cache_file)) { + if (!$attachment['path']) { + $orig_name = $filename = $cache_basename . '.orig.' . $ext; + file_put_contents($orig_name, $attachment['data']); + } + else { + $filename = $attachment['path']; + } + + $image = new rcube_image($filename); + if ($imgtype = $image->resize($thumbnail_size, $cache_file, true)) { + $mimetype = 'image/' . $imgtype; + + if ($orig_name) { + unlink($orig_name); + } + } + } + + if (is_file($cache_file)) { + // cache for 1h + $RCMAIL->output->future_expire_header(3600); + header('Content-Type: ' . $mimetype); + header('Content-Length: ' . filesize($cache_file)); + + readfile($cache_file); + exit; + } + } + header('Content-Type: ' . $attachment['mimetype']); header('Content-Length: ' . $attachment['size']); |