stklcode/wp-liveticker
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Implemented AJAX skeleton with configurable poll interval

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This commit is contained in:
Stefan Kalscheuer
2017-12-07 21:15:40 +01:00
parent 32e6db17a0
commit 8100d07eed
6 changed files with 175 additions and 58 deletions
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125
includes/class-wpliveticker2.php
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@ -48,14 +48,19 @@ class WPLiveticker2 {
* @return void
*/
public static function init() {
// Skip on autosave or AJAX.
if ( ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) || ( defined( 'DOING_AJAX' ) && DOING_AJAX ) ) {
// Skip on autosave.
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
return;
}
// Load plugin options.
self::update_options();
// Skip on AJAX if not enabled disabled.
if ( ( ! isset( self::$_options['enable_ajax'] ) || 1 !== self::$_options['enable_ajax'] ) && ( defined( 'DOING_AJAX' ) && DOING_AJAX ) ) {
return;
}
// Load Textdomain.
load_plugin_textdomain( 'wplt2', false, dirname( plugin_basename( __FILE__ ) ) . '/lang/' );
@ -68,9 +73,13 @@ class WPLiveticker2 {
// Enqueue styles.
add_action( 'wp_footer', array( 'WPLiveticker2', 'enqueue_styles' ) );
// Enqueue JavaScript.
add_action( 'wp_footer', array( 'WPLiveticker2', 'enqueue_scripts' ) );
// Add AJAX hook if configured.
if ( 1 === self::$_options['enable_ajax'] ) {
add_action( 'wp_ajax_wplt2_update-ticks', array( 'WPLiveticker2', 'ajax_update' ) );
add_action( 'wp_ajax_nopriv_wplt2_update-ticks', array( 'WPLiveticker2', 'ajax_update' ) );
}
// Admin only actions.
@ -167,7 +176,13 @@ class WPLiveticker2 {
$atts['limit'] = - 1;
}
$output = '<ul class="wplt2_ticker">';
$output = '<ul class="wplt2-ticker';
if ( 1 === self::$_options['enable_ajax'] ) {
$output .= ' wplt2-ticker-ajax" '
. 'data-wplt2-ticker="' . $atts['ticker'] . '" '
. 'data-wplt2-limit="' . $atts['limit'];
}
$output .= '">';
$args = array(
'post_type' => 'wplt2_tick',
@ -195,6 +210,7 @@ class WPLiveticker2 {
// Show RSS feed link, if configured.
if ( 1 === self::$_options['show_feed'] ) {
// TODO
$output .= '<a href="/feed/liveticker/' . esc_html( $atts['ticker'] ) . '"><img class="wplt2_rss" src="/wp-content/plugins/wp-liveticker2/images/rss.jpg" alt="RSS" /></a>';
}
}// End if().
@ -208,10 +224,37 @@ class WPLiveticker2 {
public static function enqueue_styles() {
// Only add if shortcode is present.
if ( self::$shortcode_present ) {
wp_enqueue_style( 'wplt-css', WPLT2_BASE . 'styles/wp-liveticker2.css', '', self::VERSION, 'all' );
wp_enqueue_style(
'wplt-css',
WPLT2_BASE . 'styles/wp-liveticker2.css',
'',
self::VERSION, 'all'
);
}
}
/**
* Register frontend JS.
*/
public static function enqueue_scripts() {
wp_enqueue_script(
'wplt2-js',
WPLT2_BASE . 'scripts/wp-liveticker2.js',
array( 'jquery' ),
self::VERSION
);
// Add endpoint to script.
wp_localize_script(
'wplt2-js',
'ajax_object',
array(
'ajax_url' => admin_url( 'admin-ajax.php' ),
'poll_interval' => self::$_options['poll_interval'] * 1000,
)
);
}
/**
* Process Ajax upload file
*
@ -219,41 +262,52 @@ class WPLiveticker2 {
*/
public static function ajax_update() {
// TODO: re-enable security checks.
// check_ajax_referer( 'wplt_ajax_get_new_ticks' );
// check_ajax_referer( 'wplt2_update-ticks' );
// Timestamp for request.
$slug = $_REQUEST['sl'];
$time = $_REQUEST['ts'];
// Extract update requests.
if ( isset( $_POST['update'] ) && is_array( $_POST['update'] ) ) {
foreach ( $_POST['update'] as $updateReq ) {
if ( isset ( $updateReq['s'] ) ) {
$slug = $updateReq['s'];
$limit = ( isset ( $updateReq['l'] ) ) ? intval( $updateReq['l'] ) : - 1;
$lastPoll = ( isset ( $updateReq['t'] ) ) ? intval( $updateReq['t'] ) : 0;
if ( $slug ) {
// get new ticks from database
$args = array(
'post_type' => 'wplt_tick',
'posts_per_page' => '-1',
'tax_query' => array(
array(
'taxonomy' => 'wplt_ticker',
'field' => 'slug',
'terms' => $slug
)
)
);
$wp_query = new WP_Query( $args );
$output = '';
while ( $wp_query->have_posts() ) {
$wp_query->the_post();
$output .= '<li class="wplt_tick">'
. '<p><span class="wplt_tick_time">' . get_the_time( 'd.m.Y H.i' ) . '</span>'
. '<span class="wplt_tick_title">' . get_the_title() . '</span></p>'
. '<p class="wplt_tick_content">' . get_the_content() . '</p></li>';
// TODO: fetch updates, render and add to result.
}
}
// Echo success response
echo $output;
}
die();
exit;
// if ( $slug ) {
// // get new ticks from database
// $args = array(
// 'post_type' => 'wplt_tick',
// 'posts_per_page' => '-1',
// 'tax_query' => array(
// array(
// 'taxonomy' => 'wplt_ticker',
// 'field' => 'slug',
// 'terms' => $slug
// )
// )
// );
//
// $wp_query = new WP_Query( $args );
// $output = '';
//
// while ( $wp_query->have_posts() ) {
// $wp_query->the_post();
// $output .= '<li class="wplt2-tick">'
// . '<p><span class="wplt2-tick_time">' . get_the_time( 'd.m.Y H.i' ) . '</span>'
// . '<span class="wplt2-tick-title">' . get_the_title() . '</span></p>'
// . '<p class="wplt2-tick-content">' . get_the_content() . '</p></li>';
// }
//
// // Echo success response
// echo $output;
// }
// die();
}
/**
@ -276,6 +330,7 @@ class WPLiveticker2 {
protected static function default_options() {
return array(
'enable_ajax' => 1,
'poll_interval' => 60,
'enable_css' => 1,
'show_feed' => 0,
'reset_settings' => 0,