<?php
/**
* Widget for Latest News Section
*
* @package Mystery Themes
* @subpackage Owner
* @since 1.0.0
*/
add_action( 'widgets_init', 'owner_register_latest_blog_widget' );
function owner_register_latest_blog_widget() {
register_widget( 'Owner_Latest_Blog' );
}
class Owner_Latest_Blog extends WP_Widget {
/**
* Register widget with WordPress.
*/
public function __construct() {
$widget_ops = array(
'classname' => 'owner_latest_blog',
'description' => __( 'Display latest posts except from selected categories.', 'owner' )
);
parent::__construct( 'owner_latest_blog', __( 'Owner: Latest Blog', 'owner' ), $widget_ops );
}
/**
* Helper function that holds widget fields
* Array is used in update and form functions
*/
private function widget_fields() {
$owner_categories_lists = owner_categories_lists();
$fields = array(
'section_title' => array(
'owner_widgets_name' => 'section_title',
'owner_widgets_title' => __( 'Section Title', 'owner' ),
'owner_widgets_field_type' => 'text'
),
'section_info' => array(
'owner_widgets_name' => 'section_info',
'owner_widgets_title' => __( 'Section Info', 'owner' ),
'owner_widgets_row' => 5,
'owner_widgets_field_type' => 'textarea'
),
'section_cat_ids' => array(
'owner_widgets_name' => 'section_cat_ids',
'owner_widgets_title' => __( 'Section Categories', 'owner' ),
'owner_widgets_field_type' => 'multicheckboxes',
'owner_widgets_field_options' => $owner_categories_lists
),
'section_post_count' => array(
'owner_widgets_name' => 'section_post_count',
'owner_widgets_title' => __( 'Section Post Count', 'owner' ),
'owner_widgets_default' => 3,
'owner_widgets_field_type' => 'number'
),
'section_btn_text' => array(
'owner_widgets_name' => 'section_btn_text',
'owner_widgets_title' => __( 'Section button text', 'owner' ),
'owner_widgets_field_type' => 'text'
),
);
return $fields;
}
/**
* 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 ) {
extract( $args );
if( empty( $instance ) ) {
return ;
}
$owner_section_title = empty( $instance['section_title'] ) ? '' : $instance['section_title'];
$owner_section_info = empty( $instance['section_info'] ) ? '' : $instance['section_info'];
$owner_section_cat_ids = empty( $instance['section_cat_ids'] ) ? '' : $instance['section_cat_ids'];
$owner_section_post_count = empty( $instance['section_post_count'] ) ? 3 : $instance['section_post_count'];
$owner_section_btn_text = empty( $instance['section_btn_text'] ) ? __( 'Read More', 'owner' ) : $instance['section_btn_text'];
if( !empty( $owner_section_title ) || !empty( $owner_section_info ) ) {
$sec_title_class = 'has-title';
} else {
$sec_title_class = 'no-title';
}
echo $before_widget;
?>
<div class="section-wrapper owner-widget-wrapper">
<div class="mt-container">
<div class="section-title-wrapper <?php echo esc_attr( $sec_title_class ); ?>">
<?php
if( !empty( $owner_section_title ) ) {
echo $before_title . esc_html( $owner_section_title ) . $after_title;
}
if( !empty( $owner_section_info ) ) {
echo '<span class="section-info">'. wp_kses_post( $owner_section_info ) .'</span>';
}
?>
</div><!-- .section-title-wrapper -->
<?php
if( !empty( $owner_section_cat_ids ) ) {
$checked_cats = array();
foreach( $owner_section_cat_ids as $cat_key => $cat_value ){
$checked_cats[] = $cat_key;
}
$get_checked_cat_ids = implode( ",", $checked_cats );
$latest_blog_args = array(
'post_type' => 'post',
'cat' => $get_checked_cat_ids,
'posts_per_page' => $owner_section_post_count
);
$latest_blog_query = new WP_Query( $latest_blog_args );
?>
<div class="latest-posts-wrapper mt-column-wrapper">
<?php
if( $latest_blog_query->have_posts() ) {
while( $latest_blog_query->have_posts() ) {
$latest_blog_query->the_post();
?>
<div class="single-post-wrapper mt-column-3">
<div class="post-thumb">
<?php if( has_post_thumbnail() ) { ?>
<a href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>">
<?php the_post_thumbnail( 'owner-blog-medium' ); ?>
</a>
<?php } ?>
</div>
<div class="blog-content-wrapper">
<h3 class="news-title"><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h3>
<div class="post-meta">
<?php owner_posted_on(); ?>
</div>
<div class="post-excerpt">
<?php
$post_content = get_the_content();
echo owner_get_excerpt( $post_content, 150 );
?>
</div>
<a class="news-more" href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>" ><?php echo esc_html( $owner_section_btn_text ); ?></a>
</div>
</div><!-- .single-post-wrapper -->
<?php
}
}
?>
</div><!-- .latest-posts-wrapper -->
<?php
}
?>
</div><!-- .owner-container -->
</div><!-- .section-wrapper -->
<?php
echo $after_widget;
}
/**
* 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.
*
* @uses owner_widgets_updated_field_value() defined in owner-widget-fields.php
*
* @return array Updated safe values to be saved.
*/
public function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$widget_fields = $this->widget_fields();
// Loop through fields
foreach ( $widget_fields as $widget_field ) {
extract( $widget_field );
// Use helper function to get updated field values
$instance[$owner_widgets_name] = owner_widgets_updated_field_value( $widget_field, $new_instance[$owner_widgets_name] );
}
return $instance;
}
/**
* Back-end widget form.
*
* @see WP_Widget::form()
*
* @param array $instance Previously saved values from database.
*
* @uses owner_widgets_show_widget_field() defined in owner-widget-fields.php
*/
public function form( $instance ) {
$widget_fields = $this->widget_fields();
// Loop through fields
foreach ( $widget_fields as $widget_field ) {
// Make array elements available as variables
extract( $widget_field );
$owner_widgets_field_value = !empty( $instance[$owner_widgets_name] ) ? wp_kses_post( $instance[$owner_widgets_name] ) : '';
owner_widgets_show_widget_field( $this, $widget_field, $owner_widgets_field_value );
}
}
}