Viewing file:  GadgetUrlRenderer.php (3.13 KB) -rwxr-xr-x
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<?php
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
class GadgetUrlRenderer extends GadgetRenderer {
/**
* Renders an 'URL' type view (where the iframe is redirected to the specified url)
* This is more a legacy iGoogle support feature then something that should be actually
* used. Proxied content is the socially aware (and higher performance) version of this
* See GadgetHrefRenderer for it's implementation.
*
* @param Gadget $gadget
* @param Array $view
*/
public function renderGadget(Gadget $gadget, $view) {
// Preserve existing query string parameters.
$redirURI = $view['href'];
$queryStr = strpos($redirURI, '?') !== false ? substr($redirURI, strpos($redirURI, '?')) : '';
$query = $queryStr;
$query .= $this->getPrefsQueryString($gadget->gadgetSpec->userPrefs);
$features = array();
$forcedLibs = Config::get('focedJsLibs');
if ($forcedLibs == null) {
$features = $gadget->features;
} else {
$features = explode(':', $forcedLibs);
}
$query .= $this->appendLibsToQuery($features);
$query .= '&lang=' . urlencode(isset($_GET['lang']) ? $_GET['lang'] : 'en');
$query .= '&country=' . urlencode(isset($_GET['country']) ? $_GET['country'] : 'US');
if (substr($query, 0, 1) == '&') {
$query = '?' . substr($query, 1);
}
$redirURI .= $query;
header('Location: ' . $redirURI);
}
/**
* Returns the requested libs (from getjsUrl) with the libs_param_name prepended
* ie: in libs=core:caja:etc.js format
*
* @param string $libs the libraries
* @param Gadget $gadget
* @return string the libs=... string to append to the redirection url
*/
private function appendLibsToQuery($features) {
$ret = "&";
$ret .= Config::get('libs_param_name');
$ret .= "=";
$ret .= str_replace('?', '&', $this->getJsUrl($features));
return $ret;
}
/**
* Returns the user preferences in &up_<name>=<val> format
*
* @param array $libs array of features this gadget requires
* @param Gadget $gadget
* @return string the up_<name>=<val> string to use in the redirection url
*/
private function getPrefsQueryString($prefs) {
$ret = '';
foreach ($prefs as $pref) {
$ret .= '&';
$ret .= Config::get('userpref_param_prefix');
$ret .= urlencode($pref['name']);
$ret .= '=';
$ret .= urlencode($pref['value']);
}
return $ret;
}
}
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