From a3644638aaf0418598196a870204e0b632a4c8ad Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Fri, 17 Apr 2015 06:28:40 -0400
Subject: [PATCH] Allow preference sections to define CSS class names

---
 program/steps/settings/save_identity.inc |  305 ++++++++++++++++++++++++++++++++++----------------
 1 files changed, 206 insertions(+), 99 deletions(-)

diff --git a/program/steps/settings/save_identity.inc b/program/steps/settings/save_identity.inc
index 8515c44..ac7ef87 100644
--- a/program/steps/settings/save_identity.inc
+++ b/program/steps/settings/save_identity.inc
@@ -5,7 +5,7 @@
  | program/steps/settings/save_identity.inc                              |
  |                                                                       |
  | This file is part of the Roundcube Webmail client                     |
- | Copyright (C) 2005-2009, The Roundcube Dev Team                       |
+ | Copyright (C) 2005-2013, The Roundcube Dev Team                       |
  |                                                                       |
  | Licensed under the GNU General Public License version 3 or            |
  | any later version with exceptions for skins & plugins.                |
@@ -21,137 +21,244 @@
 
 define('IDENTITIES_LEVEL', intval($RCMAIL->config->get('identities_level', 0)));
 
-$a_save_cols = array('name', 'email', 'organization', 'reply-to', 'bcc', 'standard', 'signature', 'html_signature');
+$a_save_cols    = array('name', 'email', 'organization', 'reply-to', 'bcc', 'standard', 'signature', 'html_signature');
 $a_boolean_cols = array('standard', 'html_signature');
 $updated = $default_id = false;
 
 // check input
-if (empty($_POST['_name']) || (empty($_POST['_email']) && IDENTITIES_LEVEL != 1 && IDENTITIES_LEVEL != 3))
-{
-  $OUTPUT->show_message('formincomplete', 'warning');
-  rcmail_overwrite_action('edit-identity');
-  return;
+if (empty($_POST['_email']) && (IDENTITIES_LEVEL == 0 || IDENTITIES_LEVEL == 2)) {
+    $OUTPUT->show_message('noemailwarning', 'warning');
+    $RCMAIL->overwrite_action('edit-identity');
+    return;
 }
 
-
 $save_data = array();
-foreach ($a_save_cols as $col)
-{
-  $fname = '_'.$col;
-  if (isset($_POST[$fname]))
-    $save_data[$col] = get_input_value($fname, RCUBE_INPUT_POST, true);
+foreach ($a_save_cols as $col) {
+    $fname = '_'.$col;
+    if (isset($_POST[$fname])) {
+        $save_data[$col] = rcube_utils::get_input_value($fname, rcube_utils::INPUT_POST, true);
+    }
 }
 
 // set "off" values for checkboxes that were not checked, and therefore
 // not included in the POST body.
-foreach ($a_boolean_cols as $col)
-{
-  $fname = '_' . $col;
-  if (!isset($_POST[$fname]))
-    $save_data[$col] = 0;
+foreach ($a_boolean_cols as $col) {
+    $fname = '_' . $col;
+    if (!isset($_POST[$fname])) {
+        $save_data[$col] = 0;
+    }
+}
+
+// make the identity a "default" if only one identity is allowed
+if (IDENTITIES_LEVEL > 1) {
+    $save_data['standard'] = 1;
 }
 
 // unset email address if user has no rights to change it
-if (IDENTITIES_LEVEL == 1 || IDENTITIES_LEVEL == 3)
-  unset($save_data['email']);
+if (IDENTITIES_LEVEL == 1 || IDENTITIES_LEVEL == 3) {
+    unset($save_data['email']);
+}
+// unset all fields except signature
+else if (IDENTITIES_LEVEL == 4) {
+    foreach ($save_data as $idx => $value) {
+        if ($idx != 'signature' && $idx != 'html_signature') {
+            unset($save_data[$idx]);
+        }
+    }
+}
 
 // Validate e-mail addresses
-$email_checks = array(rcube_idn_to_ascii($save_data['email']));
+$email_checks = array(rcube_utils::idn_to_ascii($save_data['email']));
 foreach (array('reply-to', 'bcc') as $item) {
-  foreach (rcube_mime::decode_address_list($save_data[$item], null, false) as $rcpt)
-    $email_checks[] = rcube_idn_to_ascii($rcpt['mailto']);
+    foreach (rcube_mime::decode_address_list($save_data[$item], null, false) as $rcpt) {
+        $email_checks[] = rcube_utils::idn_to_ascii($rcpt['mailto']);
+    }
 }
 
 foreach ($email_checks as $email) {
-  if ($email && !check_email($email)) {
-    // show error message
-    $OUTPUT->show_message('emailformaterror', 'error', array('email' => rcube_idn_to_utf8($email)), false);
-    rcmail_overwrite_action('edit-identity');
-    return;
-  }
+    if ($email && !rcube_utils::check_email($email)) {
+        // show error message
+        $OUTPUT->show_message('emailformaterror', 'error', array('email' => rcube_utils::idn_to_utf8($email)), false);
+        $RCMAIL->overwrite_action('edit-identity');
+        return;
+    }
+}
+
+if (!empty($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
+    // when the form is displayed again
+    unset($_POST['_signature']);
 }
 
 // update an existing contact
-if ($_POST['_iid'])
-{
-  $iid = get_input_value('_iid', RCUBE_INPUT_POST);
-  $plugin = $RCMAIL->plugins->exec_hook('identity_update', array('id' => $iid, 'record' => $save_data));
-  $save_data = $plugin['record'];
+if ($_POST['_iid']) {
+    $iid = rcube_utils::get_input_value('_iid', rcube_utils::INPUT_POST);
 
-  if ($save_data['email'])
-    $save_data['email'] = rcube_idn_to_ascii($save_data['email']);
-  if (!$plugin['abort'])
-    $updated = $RCMAIL->user->update_identity($iid, $save_data);
-  else
-    $updated = $plugin['result'];
+    if (in_array(IDENTITIES_LEVEL, array(1,3,4))) {
+        // merge with old identity data, fixes #1488834
+        $identity  = $RCMAIL->user->get_identity($iid);
+        $save_data = array_merge($identity, $save_data);
 
-  if ($updated) {
-    $OUTPUT->show_message('successfullysaved', 'confirmation');
-
-    if (!empty($_POST['_standard']))
-      $default_id = get_input_value('_iid', RCUBE_INPUT_POST);
-
-    if ($_POST['_framed']) {
-      // update the changed col in list
-      $OUTPUT->command('parent.update_identity_row', $iid, Q(trim($save_data['name'] . ' <' . rcube_idn_to_utf8($save_data['email']) .'>')));
+        unset($save_data['changed'], $save_data['del'], $save_data['user_id'], $save_data['identity_id']);
     }
-  }
-  else {
-    // show error message
-    $OUTPUT->show_message($plugin['message'] ? $plugin['message'] : 'errorsaving', 'error', null, false);
-    rcmail_overwrite_action('edit-identity');
-    return;
-  }
-}
 
+    $plugin = $RCMAIL->plugins->exec_hook('identity_update', array('id' => $iid, 'record' => $save_data));
+    $save_data = $plugin['record'];
+
+    if ($save_data['email']) {
+        $save_data['email'] = rcube_utils::idn_to_ascii($save_data['email']);
+    }
+
+    if (!$plugin['abort'])
+        $updated = $RCMAIL->user->update_identity($iid, $save_data);
+    else
+        $updated = $plugin['result'];
+
+    if ($updated) {
+        $OUTPUT->show_message('successfullysaved', 'confirmation');
+
+        if (!empty($save_data['standard'])) {
+            $default_id = $iid;
+        }
+
+        if ($_POST['_framed']) {
+            // update the changed col in list
+            $name = $save_data['name'] . ' <' . rcube_utils::idn_to_utf8($save_data['email']) .'>';
+            $OUTPUT->command('parent.update_identity_row', $iid, rcube::Q(trim($name)));
+        }
+    }
+    else {
+        // show error message
+        $OUTPUT->show_message($plugin['message'] ? $plugin['message'] : 'errorsaving', 'error', null, false);
+        $RCMAIL->overwrite_action('edit-identity');
+        return;
+    }
+}
 // insert a new identity record
-else if (IDENTITIES_LEVEL < 2)
-{
-  if (IDENTITIES_LEVEL == 1)
-    $save_data['email'] = $RCMAIL->user->get_username();
-
-  $plugin = $RCMAIL->plugins->exec_hook('identity_create', array('record' => $save_data));
-  $save_data = $plugin['record'];
-
-  if ($save_data['email'])
-    $save_data['email'] = rcube_idn_to_ascii($save_data['email']);
-
-  if (!$plugin['abort'])
-    $insert_id = $save_data['email'] ? $RCMAIL->user->insert_identity($save_data) : null;
-  else
-    $insert_id = $plugin['result'];
-
-  if ($insert_id) {
-    $OUTPUT->show_message('successfullysaved', 'confirmation', null, false);
-
-    $_GET['_iid'] = $insert_id;
-
-    if (!empty($_POST['_standard']))
-      $default_id = $insert_id;
-
-    if ($_POST['_framed']) {
-      // add a new row to the list
-      $OUTPUT->command('parent.update_identity_row', $insert_id, Q(trim($save_data['name'] . ' <' . rcube_idn_to_utf8($save_data['email']) .'>')), true);
+else if (IDENTITIES_LEVEL < 2) {
+    if (IDENTITIES_LEVEL == 1) {
+        $save_data['email'] = $RCMAIL->get_user_email();
     }
-  }
-  else {
-    // show error message
-    $OUTPUT->show_message($plugin['message'] ? $plugin['message'] : 'errorsaving', 'error', null, false);
-    rcmail_overwrite_action('edit-identity');
-    return;
-  }
-}
-else
-  $OUTPUT->show_message('opnotpermitted', 'error');
 
+    $plugin = $RCMAIL->plugins->exec_hook('identity_create', array('record' => $save_data));
+    $save_data = $plugin['record'];
+
+    if ($save_data['email']) {
+        $save_data['email'] = rcube_utils::idn_to_ascii($save_data['email']);
+    }
+
+    if (!$plugin['abort'])
+        $insert_id = $save_data['email'] ? $RCMAIL->user->insert_identity($save_data) : null;
+    else
+        $insert_id = $plugin['result'];
+
+    if ($insert_id) {
+        $OUTPUT->show_message('successfullysaved', 'confirmation', null, false);
+
+        $_GET['_iid'] = $insert_id;
+
+        if (!empty($save_data['standard'])) {
+            $default_id = $insert_id;
+        }
+
+        if ($_POST['_framed']) {
+            // add a new row to the list
+            $name = $save_data['name'] . ' <' . rcube_utils::idn_to_utf8($save_data['email']) .'>';
+            $OUTPUT->command('parent.update_identity_row', $insert_id, rcube::Q(trim($name)), true);
+        }
+    }
+    else {
+        // show error message
+        $OUTPUT->show_message($plugin['message'] ? $plugin['message'] : 'errorsaving', 'error', null, false);
+        $RCMAIL->overwrite_action('edit-identity');
+        return;
+    }
+}
+else {
+    $OUTPUT->show_message('opnotpermitted', 'error');
+}
 
 // mark all other identities as 'not-default'
-if ($default_id)
-  $RCMAIL->user->set_default($default_id);
+if ($default_id) {
+    $RCMAIL->user->set_default($default_id);
+}
 
 // go to next step
 if (!empty($_REQUEST['_framed'])) {
-  rcmail_overwrite_action('edit-identity');
+    $RCMAIL->overwrite_action('edit-identity');
 }
-else
-  rcmail_overwrite_action('identities');
+else {
+    $RCMAIL->overwrite_action('identities');
+}
+
+
+/**
+ * Attach uploaded images into signature as data URIs
+ */
+function rcmail_attach_images($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)
+{
+    // Add header with charset spec., washtml cannot work without that
+    $html = '<html><head>'
+        . '<meta http-equiv="Content-Type" content="text/html; charset='.RCUBE_CHARSET.'" />'
+        . '</head><body>' . $html . '</body></html>';
+
+    // clean HTML with washhtml by Frederic Motte
+    $wash_opts = array(
+        'show_washed'   => false,
+        'allow_remote'  => 1,
+        'charset'       => RCUBE_CHARSET,
+        'html_elements' => array('body', 'link'),
+        'html_attribs'  => array('rel', 'type'),
+    );
+
+    // initialize HTML washer
+    $washer = new rcube_washtml($wash_opts);
+
+    //$washer->add_callback('form', 'rcmail_washtml_callback');
+    //$washer->add_callback('style', 'rcmail_washtml_callback');
+
+    // Remove non-UTF8 characters (#1487813)
+    $html = rcube_charset::clean($html);
+
+    $html = $washer->wash($html);
+
+    // remove unwanted comments and tags (produced by washtml)
+    $html = preg_replace(array('/<!--[^>]+-->/', '/<\/?body>/'), '', $html);
+
+    return $html;
+}

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