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-rw-r--r--program/steps/settings/edit_identity.inc10
-rw-r--r--program/steps/settings/func.inc1
-rw-r--r--program/steps/settings/save_identity.inc34
3 files changed, 44 insertions, 1 deletions
diff --git a/program/steps/settings/edit_identity.inc b/program/steps/settings/edit_identity.inc
index 20f822027..34fe9798f 100644
--- a/program/steps/settings/edit_identity.inc
+++ b/program/steps/settings/edit_identity.inc
@@ -176,5 +176,15 @@ function rcube_identity_form($attrib)
$out .= $form_end;
+ // add image upload form
+ $max_filesize = $RCMAIL->upload_init($RCMAIL->config->get('identity_image_size', 64) * 1024);
+ $upload_form_id = 'identityImageUpload';
+
+ $out .= '<form id="' . $upload_form_id . '" style="display: none">'
+ . html::div('hint', $RCMAIL->gettext(array('name' => 'maxuploadsize', 'vars' => array('size' => $max_filesize))))
+ . '</form>';
+
+ $RCMAIL->output->add_gui_object('uploadform', $upload_form_id);
+
return $out;
}
diff --git a/program/steps/settings/func.inc b/program/steps/settings/func.inc
index 89103ee44..7ccbfa4a5 100644
--- a/program/steps/settings/func.inc
+++ b/program/steps/settings/func.inc
@@ -44,6 +44,7 @@ $RCMAIL->register_action_map(array(
'add-response' => 'edit_response.inc',
'save-response' => 'edit_response.inc',
'delete-response' => 'responses.inc',
+ 'upload-display' => 'upload.inc',
));
diff --git a/program/steps/settings/save_identity.inc b/program/steps/settings/save_identity.inc
index 77245b988..de0c84c91 100644
--- a/program/steps/settings/save_identity.inc
+++ b/program/steps/settings/save_identity.inc
@@ -79,8 +79,11 @@ foreach ($email_checks as $email) {
}
}
-// XSS protection in HTML signature (#1489251)
if (!empty($save_data['signature']) && !empty($save_data['html_signature'])) {
+ // replace uploaded images with data URIs
+ $save_data['signature'] = rcmail_attach_images($save_data['signature']);
+
+ // XSS protection in HTML signature (#1489251)
$save_data['signature'] = rcmail_wash_html($save_data['signature']);
// clear POST data of signature, we want to use safe content
@@ -191,6 +194,35 @@ else {
/**
+ * Attach uploaded images into signature as data URIs
+ */
+function rcmail_attach_images($html)
+{
+ global $RCMAIL;
+
+ $offset = 0;
+ $regexp = '/\s(poster|src)\s*=\s*[\'"]*\S+upload-display\S+file=rcmfile([0-9]+)[\s\'"]*/';
+
+ while (preg_match($regexp, $html, $matches, 0, $offset)) {
+ $file_id = $matches[2];
+ $data_uri = ' ';
+
+ if ($file_id && ($file = $_SESSION['identity']['files'][$file_id])) {
+ $file = $RCMAIL->plugins->exec_hook('attachment_get', $file);
+
+ $data_uri .= 'src="data:' . $file['mimetype'] . ';base64,';
+ $data_uri .= base64_encode($file['data'] ? $file['data'] : file_get_contents($file['path']));
+ $data_uri .= '" ';
+ }
+
+ $html = str_replace($matches[0], $data_uri, $html);
+ $offset += strlen($data_uri) - strlen($matches[0]) + 1;
+ }
+
+ return $html;
+}
+
+/**
* Sanity checks/cleanups on HTML body of signature
*/
function rcmail_wash_html($html)