/**
* Output the styles and scripts necessary
*
* @param boolean $force Will be empty string when passed by `wp_enqueue_scripts`, but will be `true` when passed by `wunderground_print_scripts`
* @return [type] [description]
*/
function print_scripts($force = false)
{
global $post, $pagenow;
// Is the widget active?
$widget = is_active_widget(false, false, 'wunderground_forecast_widget') ? true : false;
// Check if the content has the shortcode
$content = false;
if (!empty($post->post_content) && function_exists('has_shortcode') && has_shortcode($post->post_content, 'wunderground')) {
$content = true;
}
$admin = is_admin() && in_array($pagenow, array('widgets.php', 'customize.php'));
if ($admin || $widget || $content || $force === true) {
// Only show the front-end display on the front-end
if (!$admin) {
wp_enqueue_style('wunderground', plugins_url('assets/css/wunderground.css', Wunderground_Plugin::$file), array('dashicons'), Wunderground_Plugin::version);
} else {
// And the backend on the backend
wp_enqueue_style('wunderground-admin', plugins_url('assets/css/admin.css', Wunderground_Plugin::$file));
}
// If using SCRIPT_DEBUG, don't use the minified version.
$min = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
wp_enqueue_script('wunderground-widget', plugins_url('assets/js/widget' . $min . '.js', Wunderground_Plugin::$file), array('jquery-ui-autocomplete'), Wunderground_Plugin::version);
wp_localize_script('wunderground-widget', 'WuWidget', array('apiKey' => esc_attr(Wunderground_Plugin::$api_key), '_wpnonce' => wp_create_nonce('wunderground-aq'), 'ajaxurl' => admin_url('admin-ajax.php'), 'is_admin' => is_admin(), 'subdomain' => wunderground_get_subdomain()));
}
}
/**
* @param string $template Template slug based on value passed by `wunderground_render_template` filter
* @param array $data
*/
function render($template = NULL, $data = array())
{
// The translation text
$data['strings'] = $this->strings();
// The base URL for the weather icons
$data['user_icon_url'] = wunderground_get_icon($data['iconset']);
// The required logo
$data['logo'] = wunderground_get_logo();
$language = isset($data['language']) ? $data['language'] : NULL;
// The subdomain used by the Wunderground logo
$data['subdomain'] = wunderground_get_subdomain($language);
// Map the keys so that they are consistent instead of having some
// using key => key and others using index => key
foreach ((array) $data['showdata'] as $key => $value) {
$data['showdata'][$value] = $value;
}
// Enqueue the scripts
do_action('wunderground_print_scripts', true);
/**
* Filter the data passed to the template
* @var array
*/
$data = apply_filters('wunderground_template_data', apply_filters('wunderground_template_data_' . $template, $data));
// Generate a cache key based on the result. Only get the first 43 characters because of the transient key length limit.
$cache_key = substr('wut_' . sha1(serialize($data)), 0, 43);
$output = get_transient($cache_key);
// If there's no cached result or caching is disabled
if (empty($output) || is_wp_error($output) || isset($_GET['cache']) && current_user_can('manage_options')) {
$output = $this->twig->render("{$template}.html", $data);
/**
* Modify the number of seconds to cache the request for.
*
* Default: cache the request for one hour, since we're dealing with changing conditions
*
* @var int
*/
$cache_time = apply_filters('wunderground_cache_time', HOUR_IN_SECONDS);
// The nice thing is that the cache is invalidated when the forecast results change, so there's no need for the cache time to be exact.
set_transient($cache_key, $output, $cache_time * 2);
}
/**
* Modify the HTML output of the forecast
* @param string $output HTML of the forecast
* @param string $template Template slug based on value passed by `wunderground_render_template` filter
* @param array $data Template data array, with keys `strings`, `showdata`, `subdomain`, `logo`, `user_icon_url`, `language`
*/
$output = apply_filters('wp_wunderground_forecast', $output, $template, $data);
echo $output;
}
