get_ads( $args );
}
/**
* WP Ajax for front and backend.
*/
function dfads_ajax_load_ads(){
echo dfads( $_REQUEST );
die;
}
add_action('wp_ajax_nopriv_dfads_ajax_load_ads', 'dfads_ajax_load_ads');
add_action('wp_ajax_dfads_ajax_load_ads', 'dfads_ajax_load_ads');
/**
* Add shortcode functionality to Text widget.
*/
function dfads_enable_shortcodes_in_text_widget() {
$output = get_option( 'dfads-settings' );
if ( isset( $output['dfads_enable_shortcodes_in_widgets'] ) ) {
add_filter( 'widget_text', 'do_shortcode' );
}
}
add_action( 'init', 'dfads_enable_shortcodes_in_text_widget' );
/**
* Add _dfads_impression_count custom field to new post.
*/
function dfads_save_post( $post_id ) {
$slug = 'dfads';
$_POST += array("{$slug}_edit_nonce" => '');
if ( $slug != $_POST['post_type'] ) { return; }
if ( !current_user_can( 'edit_post', $post_id ) ) { return; }
if ( !wp_verify_nonce( $_POST["{$slug}_edit_nonce"], plugin_basename( __FILE__ ) ) ) { return; }
if ( isset( $post_id ) ) {
add_post_meta($post_id, DFADS_METABOX_PREFIX.'impression_count', 0);
}
}
add_action( 'save_post', 'dfads_save_post' );
/**
* Add shortcode functionality.
*/
function dfads_shortcode( $atts ) {
return dfads( $atts['params'] );
}
add_shortcode( 'dfads', 'dfads_shortcode' );
/**
* Add settings link on plugin page.
*/
function dfads_settings_link( $links ) {
$settings_link = 'Settings';
array_unshift( $links, $settings_link) ;
return $links;
}
add_filter( 'plugin_action_links_'.plugin_basename(__FILE__), 'dfads_settings_link' );
/**
* Add plugin meta links on plugin page.
*/
function dfads_plugin_row_meta( $links, $file ) {
$plugin = plugin_basename( __FILE__ );
if ( $file == $plugin ) {
return array_merge(
$links,
array( 'Documentation' )
);
}
return $links;
}
add_filter( 'plugin_row_meta', 'dfads_plugin_row_meta', 10, 2 );
/**
* Add help drop down menu to plugin's settings page.
*/
function dfads_help( $contextual_help, $screen_id, $screen ) {
global $dfads_plugin_hook;
if ($screen_id == $dfads_plugin_hook) {
$contextual_help = 'Documentation
';
}
return $contextual_help;
}
add_filter( 'contextual_help', 'dfads_help', 10, 3 );
/**
* Remove "Visual" editor from "Add Ad" page.
*/
function dfads_user_can_richedit( $default ) {
global $post;
if ( DFADS_CONTEXT == get_post_type( $post ) ) {
return false;
}
return $default;
}
add_filter( 'user_can_richedit', 'dfads_user_can_richedit' );
/**
* Hide some meta boxes from "Add Ad" page.
*/
function dfads_default_hidden_meta_boxes( $hidden, $screen ) {
if ( DFADS_CONTEXT == $screen->id ) {
$hidden[] = 'postcustom'; //hide custom fields.
$hidden[] = 'pageparentdiv'; //hide page attributes fields.
$hidden[] = 'postimagediv'; // hide featured image.
$hidden[] = 'revisionsdiv'; // hide revisions.
}
return $hidden;
}
add_filter( 'default_hidden_meta_boxes', 'dfads_default_hidden_meta_boxes', 10, 2 );
/**
* Delete transient data related to DFADS
* https://github.com/Seebz/Snippets/tree/master/Wordpress/plugins/purge-transients
*/
function dfads_purge_transients() {
global $wpdb;
$older_than='10 seconds';
$older_than_time = strtotime( '-' . $older_than );
if ( $older_than_time > time() || $older_than_time < 1 ) {
return false;
}
$transients = $wpdb->get_col(
$wpdb->prepare( "
SELECT REPLACE(option_name, '_transient_timeout_', '') AS transient_name
FROM {$wpdb->options}
WHERE option_name LIKE '\_transient\_timeout\_dfad\__%%'
AND option_value < %s
", $older_than_time )
);
foreach($transients as $transient) {
get_transient( $transient );
}
update_option('dfads_transient_data_deleted_time', time());
}
add_action( 'shutdown', 'dfads_purge_transients' );