/**
* Create a new instance of PluginUpdate from its JSON-encoded representation.
*
* @param string $json
* @param bool $triggerErrors
* @return PluginUpdate|null
*/
public static function fromJson($json, $triggerErrors = false)
{
//Since update-related information is simply a subset of the full plugin info,
//we can parse the update JSON as if it was a plugin info string, then copy over
//the parts that we care about.
$pluginInfo = PluginInfo::fromJson($json, $triggerErrors);
if ($pluginInfo != null) {
return PluginUpdate::fromPluginInfo($pluginInfo);
} else {
return null;
}
}
/**
* Retrieve plugin info from the configured API endpoint.
*
* @uses wp_remote_get()
*
* @param array $queryArgs Additional query arguments to append to the request. Optional.
* @return PluginInfo
*/
function requestInfo($queryArgs = array())
{
//Query args to append to the URL. Plugins can add their own by using a filter callback (see addQueryArgFilter()).
$queryArgs['installed_version'] = $this->getInstalledVersion();
$queryArgs = apply_filters('puc_request_info_query_args-' . $this->slug, $queryArgs);
//Various options for the wp_remote_get() call. Plugins can filter these, too.
$options = array('timeout' => 10, 'headers' => array('Accept' => 'application/json'));
$options = apply_filters('puc_request_info_options-' . $this->slug, array());
//The plugin info should be at 'http://your-api.com/url/here/$slug/info.json'
$url = $this->metadataUrl;
if (!empty($queryArgs)) {
$url = add_query_arg($queryArgs, $url);
}
$result = wp_remote_get($url, $options);
//Try to parse the response
$pluginInfo = null;
if (!is_wp_error($result) && isset($result['response']['code']) && $result['response']['code'] == 200 && !empty($result['body'])) {
$pluginInfo = PluginInfo::fromJson($result['body']);
}
$pluginInfo = apply_filters('puc_request_info_result-' . $this->slug, $pluginInfo, $result);
return $pluginInfo;
}
