stklcode/wp-liveticker
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Code Issues Releases 7 Activity

Enabled AJAX update for widgets

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This commit is contained in:
Stefan Kalscheuer
2017-12-10 21:15:55 +01:00
parent 7b0a512c2b
commit 2d5dde9664
4 changed files with 157 additions and 56 deletions
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134
includes/class-wpliveticker2.php
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@ -36,12 +36,20 @@ class WPLiveticker2 {
protected static $_options;
/**
* Plugin options.
* Marker if shortcode is present.
*
* @var boolean $shortcode_present
*/
protected static $shortcode_present = false;
/**
* Marker if widget is present.
*
* @var boolean $shortcode_present
*/
protected static $widget_present = false;
/**
* Plugin initialization.
*
@ -239,7 +247,7 @@ class WPLiveticker2 {
*/
public static function enqueue_styles() {
// Only add if shortcode is present.
if ( self::$shortcode_present ) {
if ( self::$shortcode_present || self::$widget_present ) {
wp_enqueue_style(
'wplt-css',
WPLT2_BASE . 'styles/wp-liveticker2.css',
@ -253,24 +261,27 @@ class WPLiveticker2 {
* Register frontend JS.
*/
public static function enqueue_scripts() {
wp_enqueue_script(
'wplt2-js',
WPLT2_BASE . 'scripts/wp-liveticker2.js',
array( 'jquery' ),
self::VERSION,
true
);
// Only add if shortcode is present.
if ( self::$shortcode_present || self::$widget_present ) {
wp_enqueue_script(
'wplt2-js',
WPLT2_BASE . 'scripts/wp-liveticker2.js',
array( 'jquery' ),
self::VERSION,
true
);
// Add endpoint to script.
wp_localize_script(
'wplt2-js',
'ajax_object',
array(
'ajax_url' => admin_url( 'admin-ajax.php' ),
'nonce' => wp_create_nonce( 'wplt2_update-ticks' ),
'poll_interval' => self::$_options['poll_interval'] * 1000,
)
);
// Add endpoint to script.
wp_localize_script(
'wplt2-js',
'ajax_object',
array(
'ajax_url' => admin_url( 'admin-ajax.php' ),
'nonce' => wp_create_nonce( 'wplt2_update-ticks' ),
'poll_interval' => self::$_options['poll_interval'] * 1000,
)
);
}
}
/**
@ -287,8 +298,18 @@ class WPLiveticker2 {
$res = array();
// @codingStandardsIgnoreLine Sanitization of arrayhandled on field level.
foreach ( wp_unslash( $_POST['update'] ) as $update_req ) {
if ( is_array( $update_req ) && isset( $update_req['s'] ) ) {
$slug = sanitize_text_field( $update_req['s'] );
if ( is_array( $update_req ) && ( isset( $update_req['s'] ) || isset( $update_req['w'] ) ) ) {
if ( isset( $update_req['s'] ) ) {
$is_widget = false;
$slug = sanitize_text_field( $update_req['s'] );
} elseif ( isset( $update_req['w'] ) ) {
$is_widget = true;
$slug = sanitize_text_field( $update_req['w'] );
} else {
// Should never occur, but for completenes' sake...
break;
}
$limit = ( isset( $update_req['l'] ) ) ? intval( $update_req['l'] ) : - 1;
$last_poll = ( isset( $update_req['t'] ) ) ? intval( $update_req['t'] ) : 0;
@ -313,13 +334,26 @@ class WPLiveticker2 {
$out = '';
while ( $query->have_posts() ) {
$query->the_post();
$out .= self::tick_html( get_the_time( 'd.m.Y H.i' ), get_the_title(), get_the_content() );
if ( $is_widget ) {
$out .= self::tick_html_widget( get_the_time( 'd.m.Y H.i' ), get_the_title(), false );
} else {
$out .= self::tick_html( get_the_time( 'd.m.Y H.i' ), get_the_title(), get_the_content(), $is_widget );
}
}
if ( $is_widget ) {
$res[] = array(
'w' => $slug,
'h' => $out,
't' => time(),
);
} else {
$res[] = array(
's' => $slug,
'h' => $out,
't' => time(),
);
}
$res[] = array(
's' => $slug,
'h' => $out,
't' => time(),
);
}
}
// Echo JSON encoded result set.
@ -329,6 +363,15 @@ class WPLiveticker2 {
exit;
}
/**
* Mark that Widget is present.
*
* @return void
*/
public static function mark_widget_present() {
self::$widget_present = true;
}
/**
* Update options.
*
@ -359,14 +402,37 @@ class WPLiveticker2 {
/**
* Generate HTML code for a tick element.
*
* @param string $time Tick time (readable).
* @param string $title Tick title.
* @param string $content Tick content.
* @param string $time Tick time (readable).
* @param string $title Tick title.
* @param string $content Tick content.
* @param boolean $is_widget Is the code for Widget.
*
* @return string HTML code of tick.
*/
private static function tick_html( $time, $title, $content = null ) {
private static function tick_html( $time, $title, $content, $is_widget = false ) {
return '<li class="wplt2-tick">'
. '<p><span class="wplt2-tick_time">' . esc_html( $time ) . '</span>'
. '<span class="wplt2-tick-title">' . esc_html( $title ) . '</span></p>'
. '<p class="wplt2-tick-content">' . $content . '</p></li>';
. '<p><span class="wplt2-tick_time">' . esc_html( $time ) . '</span>'
. '<span class="wplt2-tick-title">' . esc_html( $title ) . '</span></p>'
. '<p class="wplt2-tick-content">' . $content . '</p></li>';
}
/**
* Generate HTML code for a tick element in widget.
*
* @param string $time Tick time (readable).
* @param string $title Tick title.
* @param boolean $highlight Highlight element.
*
* @return string HTML code of widget tick.
*/
public static function tick_html_widget( $time, $title, $highlight ) {
$out = '<li';
if ( $highlight ) {
$out .= ' class="wplt2-widget-new"';
}
return $out . '>'
. '<span class="wplt2-widget-time">' . esc_html( $time ) . '</span>'
. '<span class="wplt2-widget-title">' . $title . '</span>'
. '</li>';
}
}