From 0344b168276f80189e2254c75a762aff5b517b6b Mon Sep 17 00:00:00 2001 From: Aleksander Machniak <alec@alec.pl> Date: Sun, 22 May 2016 06:32:57 -0400 Subject: [PATCH] Fix priority icon(s) position --- program/include/rcmail_output_html.php | 268 ++++++++++++++++++++++++++++++++++++++++++----------- 1 files changed, 212 insertions(+), 56 deletions(-) diff --git a/program/include/rcmail_output_html.php b/program/include/rcmail_output_html.php index 6594209..8dda8c3 100644 --- a/program/include/rcmail_output_html.php +++ b/program/include/rcmail_output_html.php @@ -1,6 +1,6 @@ <?php -/* +/** +-----------------------------------------------------------------------+ | program/include/rcmail_output_html.php | | | @@ -18,7 +18,6 @@ | Author: Thomas Bruederli <roundcube@gmail.com> | +-----------------------------------------------------------------------+ */ - /** * Class to create HTML page output using a skin template @@ -45,6 +44,8 @@ protected $footer = ''; protected $body = ''; protected $base_path = ''; + protected $assets_path; + protected $assets_dir = RCUBE_INSTALL_PATH; protected $devel_mode = false; // deprecated names of templates used before 0.5 @@ -79,6 +80,8 @@ $skin = $this->config->get('skin'); $this->set_skin($skin); $this->set_env('skin', $skin); + + $this->set_assets_path($this->config->get('assets_path'), $this->config->get('assets_dir')); if (!empty($_REQUEST['_extwin'])) $this->set_env('extwin', 1); @@ -145,6 +148,55 @@ } /** + * Parse and set assets path + * + * @param string Assets path (relative or absolute URL) + */ + public function set_assets_path($path, $fs_dir = null) + { + if (empty($path)) { + return; + } + + $path = rtrim($path, '/') . '/'; + + // handle relative assets path + if (!preg_match('|^https?://|', $path) && $path[0] != '/') { + // save the path to search for asset files later + $this->assets_dir = $path; + + $base = preg_replace('/[?#&].*$/', '', $_SERVER['REQUEST_URI']); + $base = rtrim($base, '/'); + + // remove url token if exists + if ($len = intval($this->config->get('use_secure_urls'))) { + $_base = explode('/', $base); + $last = count($_base) - 1; + $length = $len > 1 ? $len : 16; // as in rcube::get_secure_url_token() + + // we can't use real token here because it + // does not exists in unauthenticated state, + // hope this will not produce false-positive matches + if ($last > -1 && preg_match('/^[a-f0-9]{' . $length . '}$/', $_base[$last])) { + $path = '../' . $path; + } + } + } + + // set filesystem path for assets + if ($fs_dir) { + if ($fs_dir[0] != '/') { + $fs_dir = realpath(RCUBE_INSTALL_PATH . $fs_dir); + } + // ensure the path ends with a slash + $this->assets_dir = rtrim($fs_dir, '/') . '/'; + } + + $this->assets_path = $path; + $this->set_env('assets_path', $path); + } + + /** * Getter for the current page title * * @return string The page title @@ -172,6 +224,17 @@ */ public function set_skin($skin) { + // Sanity check to prevent from path traversal vulnerability (#1490620) + if (strpos($skin, '/') !== false || strpos($skin, "\\") !== false) { + rcube::raise_error(array( + 'file' => __FILE__, + 'line' => __LINE__, + 'message' => 'Invalid skin name' + ), true, false); + + return false; + } + $valid = false; $path = RCUBE_INSTALL_PATH . 'skins/'; @@ -186,6 +249,8 @@ } $valid = !$skin; } + + $skin_path = rtrim($skin_path, '/'); $this->config->set('skin_path', $skin_path); $this->base_path = $skin_path; @@ -208,11 +273,14 @@ $meta = @file_get_contents(RCUBE_INSTALL_PATH . $skin_path . '/meta.json'); $meta = @json_decode($meta, true); - $meta['path'] = $skin_path; - $skin_id = end(explode('/', $skin_path)); + $meta['path'] = $skin_path; + $path_elements = explode('/', $skin_path); + $skin_id = end($path_elements); + if (!$meta['name']) { $meta['name'] = $skin_id; } + $this->skins[$skin_id] = $meta; if ($meta['extends']) { @@ -249,6 +317,7 @@ * @param string File name/path to resolve (starting with /) * @param string Reference to the base path of the matching skin * @param string Additional path to search in + * * @return mixed Relative path to the requested file or False if not found */ public function get_skin_file($file, &$skin_path = null, $add_path = null) @@ -259,9 +328,18 @@ } foreach ($skin_paths as $skin_path) { - $path = realpath($skin_path . $file); - if (is_file($path)) { + $path = realpath(RCUBE_INSTALL_PATH . $skin_path . $file); + + if ($path && is_file($path)) { return $skin_path . $file; + } + + if ($this->assets_dir != RCUBE_INSTALL_PATH) { + $path = realpath($this->assets_dir . $skin_path . $file); + + if ($path && is_file($path)) { + return $skin_path . $file; + } } } @@ -324,7 +402,7 @@ if ($override || !$this->message) { if ($this->app->text_exists($message)) { if (!empty($vars)) - $vars = array_map('Q', $vars); + $vars = array_map(array('rcube','Q'), $vars); $msgtext = $this->app->gettext(array('name' => $message, 'vars' => $vars)); } else @@ -367,14 +445,15 @@ /** * Redirect to a certain url * - * @param mixed $p Either a string with the action or url parameters as key-value pairs - * @param int $delay Delay in seconds + * @param mixed $p Either a string with the action or url parameters as key-value pairs + * @param int $delay Delay in seconds + * @param bool $secure Redirect to secure location (see rcmail::url()) */ - public function redirect($p = array(), $delay = 1) + public function redirect($p = array(), $delay = 1, $secure = false) { if ($this->env['extwin']) $p['extwin'] = 1; - $location = $this->app->url($p); + $location = $this->app->url($p, false, false, $secure); header('Location: ' . $location); exit; } @@ -419,15 +498,6 @@ */ public function write($template = '') { - // unlock interface after iframe load - $unlock = preg_replace('/[^a-z0-9]/i', '', $_REQUEST['_unlock']); - if ($this->framed) { - array_unshift($this->js_commands, array('iframe_loaded', $unlock)); - } - else if ($unlock) { - array_unshift($this->js_commands, array('hide_message', $unlock)); - } - if (!empty($this->script_files)) { $this->set_env('request_token', $this->app->get_request_token()); } @@ -439,15 +509,17 @@ if ($framed) { $this->scripts = array(); $this->script_files = array(); + $this->header = ''; + $this->footer = ''; } // write all javascript commands $this->add_script($commands, 'head_top'); - // send clickjacking protection headers + // allow (legal) iframe content to be loaded $iframe = $this->framed || $this->env['framed']; - if (!headers_sent() && ($xframe = $this->app->config->get('x_frame_options', 'sameorigin'))) { - header('X-Frame-Options: ' . ($iframe && $xframe == 'deny' ? 'sameorigin' : $xframe)); + if (!headers_sent() && $iframe && $this->app->config->get('x_frame_options', 'sameorigin') === 'deny') { + header('X-Frame-Options: sameorigin', true); } // call super method @@ -467,6 +539,8 @@ { $plugin = false; $realname = $name; + $plugin_skin_paths = array(); + $this->template_name = $realname; $temp = explode('.', $name, 2); @@ -476,7 +550,6 @@ $skin_dir = $plugin . '/skins/' . $this->config->get('skin'); // apply skin search escalation list to plugin directory - $plugin_skin_paths = array(); foreach ($this->skin_paths as $skin_path) { $plugin_skin_paths[] = $this->app->plugins->url . $plugin . '/' . $skin_path; } @@ -487,18 +560,18 @@ $plugin_skin_paths[] = $this->app->plugins->url . $skin_dir; } - // add plugin skin paths to search list + // prepend plugin skin paths to search list $this->skin_paths = array_merge($plugin_skin_paths, $this->skin_paths); } // find skin template $path = false; foreach ($this->skin_paths as $skin_path) { - $path = "$skin_path/templates/$name.html"; + $path = RCUBE_INSTALL_PATH . "$skin_path/templates/$name.html"; // fallback to deprecated template names if (!is_readable($path) && $this->deprecated_templates[$realname]) { - $path = "$skin_path/templates/" . $this->deprecated_templates[$realname] . ".html"; + $path = RCUBE_INSTALL_PATH . "$skin_path/templates/" . $this->deprecated_templates[$realname] . ".html"; if (is_readable($path)) { rcube::raise_error(array( @@ -524,12 +597,14 @@ // read template file if (!$path || ($templ = @file_get_contents($path)) === false) { rcube::raise_error(array( - 'code' => 501, + 'code' => 404, 'type' => 'php', 'line' => __LINE__, 'file' => __FILE__, 'message' => 'Error loading template for '.$realname ), true, $write); + + $this->skin_paths = array_slice($this->skin_paths, count($plugin_skin_paths)); return false; } @@ -554,6 +629,9 @@ $output = preg_replace_callback('/<form\s+([^>]+)>/Ui', array($this, 'alter_form_tag'), $output); $this->footer = preg_replace_callback('/<form\s+([^>]+)>/Ui', array($this, 'alter_form_tag'), $this->footer); + // remove plugin skin paths from current context + $this->skin_paths = array_slice($this->skin_paths, count($plugin_skin_paths)); + if (!$write) { return $output; } @@ -572,18 +650,31 @@ */ protected function get_js_commands(&$framed = null) { - if (!$this->framed && !empty($this->js_env)) { - $this->command('set_env', $this->js_env); - } - - if (!empty($this->js_labels)) { - $this->command('add_label', $this->js_labels); - } - - $out = ''; + $out = ''; $parent_commands = 0; + $top_commands = array(); - foreach ($this->js_commands as $i => $args) { + // these should be always on top, + // e.g. hide_message() below depends on env.framed + if (!$this->framed && !empty($this->js_env)) { + $top_commands[] = array('set_env', $this->js_env); + } + if (!empty($this->js_labels)) { + $top_commands[] = array('add_label', $this->js_labels); + } + + // unlock interface after iframe load + $unlock = preg_replace('/[^a-z0-9]/i', '', $_REQUEST['_unlock']); + if ($this->framed) { + $top_commands[] = array('iframe_loaded', $unlock); + } + else if ($unlock) { + $top_commands[] = array('hide_message', $unlock); + } + + $commands = array_merge($top_commands, $this->js_commands); + + foreach ($commands as $i => $args) { $method = array_shift($args); $parent = $this->framed || preg_match('/^parent\./', $method); @@ -604,7 +695,7 @@ $out .= sprintf("%s(%s);\n", $method, implode(',', $args)); } - $framed = $parent_prefix && $parent_commands == count($this->js_commands); + $framed = $parent_prefix && $parent_commands == count($commands); // make the output more compact if all commands go to parent window if ($framed) { @@ -653,6 +744,21 @@ exit; } + /** + * Modify path by adding URL prefix if configured + */ + public function asset_url($path) + { + // iframe content can't be in a different domain + // @TODO: check if assests are on a different domain + + if (!$this->assets_path || in_array($path[0], array('?', '/', '.')) || strpos($path, '://')) { + return $path; + } + + return $this->assets_path . $path; + } + /***** Template parsing methods *****/ @@ -690,7 +796,7 @@ } /** - * Callback function for preg_replace_callback in write() + * Callback function for preg_replace_callback in fix_paths() * * @return string Parsed string */ @@ -713,6 +819,28 @@ } /** + * Correct paths of asset files according to assets_path + */ + protected function fix_assets_paths($output) + { + return preg_replace_callback( + '!(src|href|background)=(["\']?)([a-z0-9/_.?=-]+)(["\'\s>])!i', + array($this, 'assets_callback'), $output); + } + + /** + * Callback function for preg_replace_callback in fix_assets_paths() + * + * @return string Parsed string + */ + protected function assets_callback($matches) + { + $file = $this->asset_url($matches[3]); + + return $matches[1] . '=' . $matches[2] . $file . $matches[4]; + } + + /** * Modify file by adding mtime indicator */ protected function file_mod($file) @@ -723,12 +851,12 @@ // use minified file if exists (not in development mode) if (!$this->devel_mode && !preg_match('/\.min\.' . $ext . '$/', $file)) { $minified_file = substr($file, 0, strlen($ext) * -1) . 'min.' . $ext; - if ($fs = @filemtime($minified_file)) { + if ($fs = @filemtime($this->assets_dir . $minified_file)) { return $minified_file . '?s=' . $fs; } } - if ($fs = @filemtime($file)) { + if ($fs = @filemtime($this->assets_dir . $file)) { $file .= '?s=' . $fs; } @@ -842,7 +970,7 @@ "rcube_utils::get_input_value('\\1', rcube_utils::INPUT_GPC)", "\$_COOKIE['\\1']", "\$browser->{'\\1'}", - $this->template_name, + "'" . $this->template_name . "'", ), $expression ); @@ -921,16 +1049,16 @@ $attrib['name'] = $this->eval_expression($attrib['expression']); if ($attrib['name'] || $attrib['command']) { - // @FIXME: 'noshow' is useless, remove? - if ($attrib['noshow']) { - return ''; - } - $vars = $attrib + array('product' => $this->config->get('product_name')); unset($vars['name'], $vars['command']); $label = $this->app->gettext($attrib + array('vars' => $vars)); $quoting = !empty($attrib['quoting']) ? strtolower($attrib['quoting']) : (rcube_utils::get_boolean((string)$attrib['html']) ? 'no' : ''); + + // 'noshow' can be used in skins to define new labels + if ($attrib['noshow']) { + return ''; + } switch ($quoting) { case 'no': @@ -955,7 +1083,7 @@ if (!empty($attrib['skin_path'])) $attrib['skinpath'] = $attrib['skin_path']; if ($path = $this->get_skin_file($attrib['file'], $skin_path, $attrib['skinpath'])) { $this->base_path = preg_replace('!plugins/\w+/!', '', $skin_path); // set base_path to core skin directory (not plugin's skin) - $path = realpath($path); + $path = realpath(RCUBE_INSTALL_PATH . $path); } if (is_readable($path)) { @@ -1133,7 +1261,8 @@ */ public function button($attrib) { - static $s_button_count = 100; + static $s_button_count = 100; + static $disabled_actions = null; // these commands can be called directly via url $a_static_commands = array('compose', 'list', 'preferences', 'folders', 'identities'); @@ -1145,6 +1274,10 @@ // try to find out the button type if ($attrib['type']) { $attrib['type'] = strtolower($attrib['type']); + if ($pos = strpos($attrib['type'], '-menuitem')) { + $attrib['type'] = substr($attrib['type'], 0, -9); + $menuitem = true; + } } else { $attrib['type'] = ($attrib['image'] || $attrib['imagepas'] || $attrib['imageact']) ? 'image' : 'link'; @@ -1152,8 +1285,21 @@ $command = $attrib['command']; - if ($attrib['task']) - $command = $attrib['task'] . '.' . $command; + if ($attrib['task']) { + $element = $command = $attrib['task'] . '.' . $command; + } + else { + $element = ($this->env['task'] ? $this->env['task'] . '.' : '') . $command; + } + + if ($disabled_actions === null) { + $disabled_actions = (array) $this->config->get('disabled_actions'); + } + + // remove buttons for disabled actions + if (in_array($element, $disabled_actions)) { + return ''; + } if (!$attrib['image']) { $attrib['image'] = $attrib['imagepas'] ? $attrib['imagepas'] : $attrib['imageact']; @@ -1284,6 +1430,11 @@ if ($attrib['wrapper']) { $out = html::tag($attrib['wrapper'], null, $out); + } + + if ($menuitem) { + $class = $attrib['menuitem-class'] ? ' class="' . $attrib['menuitem-class'] . '"' : ''; + $out = '<li role="menuitem"' . $class . '>' . $out . '</li>'; } return $out; @@ -1483,6 +1634,10 @@ $output = $this->parse_with_globals($this->fix_paths($output)); + if ($this->assets_path) { + $output = $this->fix_assets_paths($output); + } + // trigger hook with final HTML content to be sent $hook = $this->app->plugins->exec_hook("send_page", array('content' => $output)); if (!$hook['abort']) { @@ -1511,12 +1666,12 @@ } $attrib['name'] = $attrib['id']; - $attrib['src'] = $attrib['src'] ? $this->abs_url($attrib['src'], true) : 'program/resources/blank.gif'; + $attrib['src'] = $attrib['src'] ? $this->abs_url($attrib['src'], true) : 'program/resources/blank.gif'; // register as 'contentframe' object if ($is_contentframe || $attrib['contentframe']) { $this->set_env('contentframe', $attrib['contentframe'] ? $attrib['contentframe'] : $attrib['name']); - $this->set_env('blankpage', $attrib['src']); + $this->set_env('blankpage', $this->asset_url($attrib['src'])); } return html::iframe($attrib); @@ -1728,9 +1883,11 @@ { $images = preg_split('/[\s\t\n,]+/', $attrib['images'], -1, PREG_SPLIT_NO_EMPTY); $images = array_map(array($this, 'abs_url'), $images); + $images = array_map(array($this, 'asset_url'), $images); - if (empty($images) || $this->app->task == 'logout') + if (empty($images) || $_REQUEST['_task'] == 'logout') { return; + } $this->add_script('var images = ' . self::json_serialize($images) .'; for (var i=0; i<images.length; i++) { @@ -1890,5 +2047,4 @@ return $content; } - } -- Gitblit v1.9.1