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<?php
/*
* Based on Evolution Twitter Timeline (http://wordpress.org/extend/plugins/evolution-twitter-timeline/)
* See: https://twitter.com/settings/widgets and https://dev.twitter.com/docs/embedded-timelines for details on Twitter Timelines
*/
/**
* Register the widget for use in Appearance -> Widgets
*/
add_action( 'widgets_init', 'jetpack_twitter_timeline_widget_init' );
function jetpack_twitter_timeline_widget_init() {
register_widget( 'Jetpack_Twitter_Timeline_Widget' );
}
class Jetpack_Twitter_Timeline_Widget extends WP_Widget {
/**
* Register widget with WordPress.
*/
public function __construct() {
parent::__construct(
'twitter_timeline',
/** This filter is documented in modules/widgets/facebook-likebox.php */
apply_filters( 'jetpack_widget_name', esc_html__( 'Twitter Timeline', 'jetpack' ) ),
array(
'classname' => 'widget_twitter_timeline',
'description' => __( 'Display an official Twitter Embedded Timeline widget.', 'jetpack' ),
'customize_selective_refresh' => true,
)
);
if ( is_active_widget( false, false, $this->id_base ) || is_active_widget( false, false, 'monster' ) || is_customize_preview() ) {
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
}
}
/**
* Enqueue scripts.
*/
public function enqueue_scripts() {
wp_enqueue_script( 'jetpack-twitter-timeline' );
}
/**
* Enqueue Twitter's widget library.
*
* @deprecated
*/
public function library() {
_deprecated_function( __METHOD__, '4.0.0' );
wp_print_scripts( array( 'jetpack-twitter-timeline' ) );
}
/**
* Front-end display of widget.
*
* @see WP_Widget::widget()
*
* @param array $args Widget arguments.
* @param array $instance Saved values from database.
*/
public function widget( $args, $instance ) {
$instance['lang'] = substr( strtoupper( get_locale() ), 0, 2 );
echo $args['before_widget'];
if ( $instance['title'] ) {
/** This filter is documented in core/src/wp-includes/default-widgets.php */
echo $args['before_title'] . apply_filters( 'widget_title', $instance['title'] ) . $args['after_title'];
}
$data_attribs = array( 'widget-id', 'theme', 'link-color', 'border-color', 'chrome', 'tweet-limit' );
$attribs = array( 'width', 'height', 'lang' );
// Start tag output
echo '<a class="twitter-timeline"';
foreach ( $data_attribs as $att ) {
if ( !empty( $instance[$att] ) ) {
if ( 'tweet-limit' == $att && 0 === $instance[$att] )
continue;
if ( is_array( $instance[$att] ) )
echo ' data-' . esc_attr( $att ) . '="' . esc_attr( join( ' ', $instance['chrome'] ) ) . '"';
else
echo ' data-' . esc_attr( $att ) . '="' . esc_attr( $instance[$att] ) . '"';
}
}
foreach ( $attribs as $att ) {
if ( !empty( $instance[$att] ) )
echo ' ' . esc_attr( $att ) . '="' . esc_attr( $instance[$att] ) . '"';
}
echo '>';
$timeline_placeholder = __( 'My Tweets', 'jetpack' );
/**
* Filter the Timeline placeholder text.
*
* @module widgets
*
* @since 3.4.0
*
* @param string $timeline_placeholder Timeline placeholder text.
*/
$timeline_placeholder = apply_filters( 'jetpack_twitter_timeline_placeholder', $timeline_placeholder );
echo esc_html( $timeline_placeholder ) . '</a>';
// End tag output
echo $args['after_widget'];
/** This action is documented in modules/widgets/social-media-icons.php */
do_action( 'jetpack_bump_stats_extras', 'widget', 'twitter_timeline' );
}
/**
* Sanitize widget form values as they are saved.
*
* @see WP_Widget::update()
*
* @param array $new_instance Values just sent to be saved.
* @param array $old_instance Previously saved values from database.
*
* @return array Updated safe values to be saved.
*/
public function update( $new_instance, $old_instance ) {
$hex_regex = '/#([a-f]|[A-F]|[0-9]){3}(([a-f]|[A-F]|[0-9]){3})?\b/';
$instance = array();
$instance['title'] = sanitize_text_field( $new_instance['title'] );
$instance['width'] = (int) $new_instance['width'];
$instance['height'] = (int) $new_instance['height'];
$instance['width'] = ( 0 !== (int) $new_instance['width'] ) ? (int) $new_instance['width'] : '';
$instance['height'] = ( 0 !== (int) $new_instance['height'] ) ? (int) $new_instance['height'] : '';
$instance['tweet-limit'] = ( 0 !== (int) $new_instance['tweet-limit'] ) ? (int) $new_instance['tweet-limit'] : null;
// If they entered something that might be a full URL, try to parse it out
if ( is_string( $new_instance['widget-id'] ) ) {
if ( preg_match( '#https?://twitter\.com/settings/widgets/(\d+)#s', $new_instance['widget-id'], $matches ) ) {
$new_instance['widget-id'] = $matches[1];
}
}
$instance['widget-id'] = sanitize_text_field( $new_instance['widget-id'] );
$instance['widget-id'] = is_numeric( $instance['widget-id'] ) ? $instance['widget-id'] : '';
foreach ( array( 'link-color', 'border-color' ) as $color ) {
$new_color = sanitize_text_field( $new_instance[$color] );
if ( preg_match( $hex_regex, $new_color ) ) {
$instance[$color] = $new_color;
}
}
$instance['theme'] = 'light';
if ( in_array( $new_instance['theme'], array( 'light', 'dark' ) ) )
$instance['theme'] = $new_instance['theme'];
$instance['chrome'] = array();
if ( isset( $new_instance['chrome'] ) ) {
foreach ( $new_instance['chrome'] as $chrome ) {
if ( in_array( $chrome, array( 'noheader', 'nofooter', 'noborders', 'noscrollbar', 'transparent' ) ) ) {
$instance['chrome'][] = $chrome;
}
}
}
return $instance;
}
/**
* Back-end widget form.
*
* @see WP_Widget::form()
*
* @param array $instance Previously saved values from database.
*/
public function form( $instance ) {
$defaults = array(
'title' => esc_html__( 'Follow me on Twitter', 'jetpack' ),
'width' => '',
'height' => '400',
'widget-id' => '',
'link-color' => '#f96e5b',
'border-color' => '#e8e8e8',
'theme' => 'light',
'chrome' => array(),
'tweet-limit' => null,
);
$instance = wp_parse_args( (array) $instance, $defaults );
?>
<p>
<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php esc_html_e( 'Title:', 'jetpack' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" type="text" value="<?php echo esc_attr( $instance['title'] ); ?>" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'width' ); ?>"><?php esc_html_e( 'Maximum Width (px):', 'jetpack' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'width' ); ?>" name="<?php echo $this->get_field_name( 'width' ); ?>" type="text" value="<?php echo esc_attr( $instance['width'] ); ?>" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'height' ); ?>"><?php esc_html_e( 'Height (px):', 'jetpack' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'height' ); ?>" name="<?php echo $this->get_field_name( 'height' ); ?>" type="text" value="<?php echo esc_attr( $instance['height'] ); ?>" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'tweet-limit' ); ?>"><?php esc_html_e( '# of Tweets Shown:', 'jetpack' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'tweet-limit' ); ?>" name="<?php echo $this->get_field_name( 'tweet-limit' ); ?>" type="number" min="1" max="20" value="<?php echo esc_attr( $instance['tweet-limit'] ); ?>" />
</p>
<p><small>
<?php
echo wp_kses_post(
sprintf(
__( 'You need to <a href="%1$s" target="_blank">create a widget at Twitter.com</a>, and then enter your widget id (the long number found in the URL of your widget\'s config page) in the field below. <a href="%2$s" target="_blank">Read more</a>.', 'jetpack' ),
'https://twitter.com/settings/widgets/new/user',
'http://support.wordpress.com/widgets/twitter-timeline-widget/'
)
);
?>
</small></p>
<p>
<label for="<?php echo $this->get_field_id( 'widget-id' ); ?>"><?php esc_html_e( 'Widget ID:', 'jetpack' ); ?> <a href="http://support.wordpress.com/widgets/twitter-timeline-widget/#widget-id" target="_blank">( ? )</a></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'widget-id' ); ?>" name="<?php echo $this->get_field_name( 'widget-id' ); ?>" type="text" value="<?php echo esc_attr( $instance['widget-id'] ); ?>" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'chrome-noheader' ); ?>"><?php esc_html_e( 'Layout Options:', 'jetpack' ); ?></label><br />
<input type="checkbox"<?php checked( in_array( 'noheader', $instance['chrome'] ) ); ?> id="<?php echo $this->get_field_id( 'chrome-noheader' ); ?>" name="<?php echo $this->get_field_name( 'chrome' ); ?>[]" value="noheader" /> <label for="<?php echo $this->get_field_id( 'chrome-noheader' ); ?>"><?php esc_html_e( 'No Header', 'jetpack' ); ?></label><br />
<input type="checkbox"<?php checked( in_array( 'nofooter', $instance['chrome'] ) ); ?> id="<?php echo $this->get_field_id( 'chrome-nofooter' ); ?>" name="<?php echo $this->get_field_name( 'chrome' ); ?>[]" value="nofooter" /> <label for="<?php echo $this->get_field_id( 'chrome-nofooter' ); ?>"><?php esc_html_e( 'No Footer', 'jetpack' ); ?></label><br />
<input type="checkbox"<?php checked( in_array( 'noborders', $instance['chrome'] ) ); ?> id="<?php echo $this->get_field_id( 'chrome-noborders' ); ?>" name="<?php echo $this->get_field_name( 'chrome' ); ?>[]" value="noborders" /> <label for="<?php echo $this->get_field_id( 'chrome-noborders' ); ?>"><?php esc_html_e( 'No Borders', 'jetpack' ); ?></label><br />
<input type="checkbox"<?php checked( in_array( 'noscrollbar', $instance['chrome'] ) ); ?> id="<?php echo $this->get_field_id( 'chrome-noscrollbar' ); ?>" name="<?php echo $this->get_field_name( 'chrome' ); ?>[]" value="noscrollbar" /> <label for="<?php echo $this->get_field_id( 'chrome-noscrollbar' ); ?>"><?php esc_html_e( 'No Scrollbar', 'jetpack' ); ?></label><br />
<input type="checkbox"<?php checked( in_array( 'transparent', $instance['chrome'] ) ); ?> id="<?php echo $this->get_field_id( 'chrome-transparent' ); ?>" name="<?php echo $this->get_field_name( 'chrome' ); ?>[]" value="transparent" /> <label for="<?php echo $this->get_field_id( 'chrome-transparent' ); ?>"><?php esc_html_e( 'Transparent Background', 'jetpack' ); ?></label>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'link-color' ); ?>"><?php _e( 'Link Color (hex):', 'jetpack' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'link-color' ); ?>" name="<?php echo $this->get_field_name( 'link-color' ); ?>" type="text" value="<?php echo esc_attr( $instance['link-color'] ); ?>" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'border-color' ); ?>"><?php _e( 'Border Color (hex):', 'jetpack' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'border-color' ); ?>" name="<?php echo $this->get_field_name( 'border-color' ); ?>" type="text" value="<?php echo esc_attr( $instance['border-color'] ); ?>" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'theme' ); ?>"><?php _e( 'Timeline Theme:', 'jetpack' ); ?></label>
<select name="<?php echo $this->get_field_name( 'theme' ); ?>" id="<?php echo $this->get_field_id( 'theme' ); ?>" class="widefat">
<option value="light"<?php selected( $instance['theme'], 'light' ); ?>><?php esc_html_e( 'Light', 'jetpack' ); ?></option>
<option value="dark"<?php selected( $instance['theme'], 'dark' ); ?>><?php esc_html_e( 'Dark', 'jetpack' ); ?></option>
</select>
</p>
<?php
}
}
|
GitWeb