/**
* Generate a URL to an endpoint
*
* Used to construct meta links in API responses
*
* @param mixed $args Optional arguments to be appended to URL
* @return string Endpoint URL
**/
function get_link()
{
$args = func_get_args();
$format = array_shift($args);
$base = WPCOM_JSON_API__BASE;
$path = array_pop($args);
if ($path) {
$path = '/' . ltrim($path, '/');
}
$args[] = $path;
// Escape any % in args before using sprintf
$escaped_args = array();
foreach ($args as $arg_key => $arg_value) {
$escaped_args[$arg_key] = str_replace('%', '%%', $arg_value);
}
$relative_path = vsprintf("{$format}%s", $escaped_args);
if (!wp_startswith($relative_path, '.')) {
// Generic version. Match the requested version as best we can
$api_version = $this->get_closest_version_of_endpoint($format, $relative_path);
$base = substr($base, 0, -1) . $api_version;
}
// escape any % in the relative path before running it through sprintf again
$relative_path = str_replace('%', '%%', $relative_path);
// http, WPCOM_JSON_API__BASE, ... , path
// %s , %s , $format, %s
return esc_url_raw(sprintf("https://%s{$relative_path}", $base));
}
function callback($path = '', $blog_id = 0)
{
$blog_id = $this->api->switch_to_blog_and_validate_user($this->api->get_blog_id($blog_id));
if (is_wp_error($blog_id)) {
return $blog_id;
}
if (!current_user_can('edit_posts')) {
return new WP_Error('unauthorized', 'Your token must have permission to post on this blog.', 403);
}
$args = $this->query_args();
$shortcode = trim($args['shortcode']);
// Quick validation - shortcodes should always be enclosed in brackets []
if (!wp_startswith($shortcode, '[') || !wp_endswith($shortcode, ']')) {
return new WP_Error('invalid_shortcode', 'The shortcode parameter must begin and end with square brackets.', 400);
}
// Make sure only one shortcode is being rendered at a time
$pattern = get_shortcode_regex();
preg_match_all("/{$pattern}/s", $shortcode, $matches);
if (count($matches[0]) > 1) {
return new WP_Error('invalid_shortcode', 'Only one shortcode can be rendered at a time.', 400);
}
$render = $this->process_render(array($this, 'do_shortcode'), $shortcode);
// if nothing happened, then the shortcode does not exist.
if ($shortcode == $render['result']) {
return new WP_Error('invalid_shortcode', 'The requested shortcode does not exist.', 400);
}
// our output for this endpoint..
$return['shortcode'] = $shortcode;
$return['result'] = $render['result'];
$return = $this->add_assets($return, $render['loaded_scripts'], $render['loaded_styles']);
return $return;
}
/**
* Should we allow the meta key to be synced?
*
* @param string $meta_key The meta key.
*
* @return bool
*/
function is_meta_key_allowed($meta_key)
{
if ('_' === $meta_key[0] && !in_array($meta_key, Jetpack_Sync_Defaults::$default_whitelist_meta_keys) && !wp_startswith($meta_key, '_wpas_skip_')) {
return false;
}
if (in_array($meta_key, Jetpack_Sync_Settings::get_setting('meta_blacklist'))) {
return false;
}
return true;
}
public static function imagecreatefromurl($image_url)
{
$data = null;
// If it's a URL:
if (preg_match('#^https?://#i', $image_url)) {
// If it's a url pointing to a local media library url:
$content_url = content_url();
$_image_url = set_url_scheme($image_url);
if (wp_startswith($_image_url, $content_url)) {
$_image_path = str_replace($content_url, ABSPATH . 'wp-content', $_image_url);
if (file_exists($_image_path)) {
$filetype = wp_check_filetype($_image_path);
$ext = $filetype['ext'];
$type = $filetype['type'];
if (wp_startswith($type, 'image/')) {
$data = file_get_contents($_image_path);
}
}
}
if (empty($data)) {
$response = wp_remote_get($image_url);
if (is_wp_error($response)) {
return $response;
}
$data = wp_remote_retrieve_body($response);
}
}
// If it's a local path in our WordPress install:
if (file_exists($image_url)) {
$filetype = wp_check_filetype($image_url);
$ext = $filetype['ext'];
$type = $filetype['type'];
if (wp_startswith($type, 'image/')) {
$data = file_get_contents($image_url);
}
}
// Now turn it into an image and return it.
return imagecreatefromstring($data);
}
/**
* Populate an array with all values necessary to submit a NEW contact-form feedback to Akismet.
* Note that this includes the current user_ip etc, so this should only be called when accepting a new item via $_POST
*
* @param array $form Contact form feedback array
* @return array feedback array with additional data ready for submission to Akismet
*/
function prepare_for_akismet($form)
{
$form['comment_type'] = 'contact_form';
$form['user_ip'] = $_SERVER['REMOTE_ADDR'];
$form['user_agent'] = $_SERVER['HTTP_USER_AGENT'];
$form['referrer'] = $_SERVER['HTTP_REFERER'];
$form['blog'] = get_option('home');
foreach ($_SERVER as $key => $value) {
if (!is_string($value)) {
continue;
}
if (in_array($key, array('HTTP_COOKIE', 'HTTP_COOKIE2', 'HTTP_USER_AGENT', 'HTTP_REFERER'))) {
// We don't care about cookies, and the UA and Referrer were caught above.
continue;
} elseif (in_array($key, array('REMOTE_ADDR', 'REQUEST_URI', 'DOCUMENT_URI'))) {
// All three of these are relevant indicators and should be passed along.
$form[$key] = $value;
} elseif (wp_startswith($key, 'HTTP_')) {
// Any other HTTP header indicators.
// `wp_startswith()` is a wpcom helper function and is included in Jetpack via `functions.compat.php`
$form[$key] = $value;
}
}
return $form;
}
function jetpack_photon_banned_domains($skip, $image_url, $args, $scheme)
{
$banned_domains = array('http://chart.googleapis.com/', 'https://chart.googleapis.com/', 'http://chart.apis.google.com/');
foreach ($banned_domains as $banned_domain) {
if (wp_startswith($image_url, $banned_domain)) {
return true;
}
}
return $skip;
}
function is_whitelisted_post_meta($meta_key)
{
// _wpas_skip_ is used by publicize
return in_array($meta_key, Jetpack_Sync_Settings::get_setting('post_meta_whitelist')) || wp_startswith($meta_key, '_wpas_skip_');
}
function is_whitelisted_post_meta($meta_key)
{
// _wpas_skip_ is used by publicize
return in_array($meta_key, $this->get_post_meta_whitelist()) || wp_startswith($meta_key, '_wpas_skip_');
}
