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Viewing / Editing File: block-posts-grid.php

<?php

/**
 * Displays latest, category wised posts in a 3 block layout.
 */

class PridMag_Grid_Category_Posts extends WP_Widget {

/* Register Widget with WordPress*/
	function __construct() {
		parent::__construct(
			'pridmag_grid_category_posts', // Base ID
			esc_html__( 'TH: Magazine Posts ( Style 1 )', 'pridmag' ), // Name
			array( 'description' => esc_html__( 'Displays latest posts or posts from a choosen category.', 'pridmag' ), ) // Args
		);
	}

/**
	 * 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__( 'Latest Posts', 'pridmag' ),
			'category'		=> 'all',
			'number_posts'	=> 3,
			'show_excerpt' 	=> true,
			'viewall_text'	=> esc_html__( 'View All', 'pridmag' )
		);
		$instance = wp_parse_args( (array) $instance, $defaults );

<p>
			<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php esc_html_e( 'Title:', 'pridmag' ); ?></label>
			<input type="text" class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo esc_attr($instance['title']); ?>"/>
		</p>
		<p>
			<label><?php esc_html_e( 'Select a post category:', 'pridmag' ); ?></label>
			<?php wp_dropdown_categories( array( 'name' => $this->get_field_name('category'), 'selected' => $instance['category'], 'show_option_all' => esc_html__( 'Show latest posts', 'pridmag' ), 'class' => 'widefat' ) ); ?>
		</p>
		<p>
			<label for="<?php echo $this->get_field_id( 'number_posts' ); ?>"><?php esc_html_e( 'Number of posts:', 'pridmag' ); ?></label>
			<input class="tiny-text" type="number" id="<?php echo $this->get_field_id( 'number_posts' ); ?>" name="<?php echo $this->get_field_name( 'number_posts' );?>" value="<?php echo absint( $instance['number_posts'] ); ?>" size="3"/> 
		</p>
		<p>
			<input type="checkbox" <?php checked( $instance['show_excerpt'], true ) ?> class="checkbox" id="<?php echo $this->get_field_id('show_excerpt'); ?>" name="<?php echo $this->get_field_name('show_excerpt'); ?>" />
			<label for="<?php echo $this->get_field_id('show_excerpt'); ?>"><?php esc_html_e( 'Show post excerpt.', 'pridmag' ); ?></label>
		</p>
		<p>
			<label for="<?php echo $this->get_field_id( 'viewall_text' ); ?>"><?php esc_html_e( 'View All Text:', 'pridmag' ); ?></label>
			<input type="text" class="widefat" id="<?php echo $this->get_field_id( 'viewall_text' ); ?>" name="<?php echo $this->get_field_name( 'viewall_text' ); ?>" value="<?php echo esc_attr( $instance['viewall_text'] ); ?>"/>
		</p>			
	<?php

}

/**
	 * 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 ) {
		$instance = $old_instance;
		$instance[ 'title' ] = sanitize_text_field( $new_instance[ 'title' ] );	
		$instance[ 'category' ]	= absint( $new_instance[ 'category' ] );
		$instance[ 'number_posts' ] = (int)$new_instance[ 'number_posts' ];
		$instance[ 'show_excerpt' ] = (bool)$new_instance[ 'show_excerpt' ];
		$instance[ 'viewall_text' ] = sanitize_text_field( $new_instance[ 'viewall_text' ] );
		return $instance;
	}

/**
	 * 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);

$title = ( ! empty( $instance['title'] ) ) ? $instance['title'] : '';	
        $title = apply_filters( 'widget_title', $title , $instance, $this->id_base );
		$category = ( ! empty( $instance['category'] ) ) ? absint( $instance['category'] ) : '';
		$number_posts = ( ! empty( $instance['number_posts'] ) ) ? absint( $instance['number_posts'] ) : 3; 
		$show_excerpt = ( isset( $instance['show_excerpt'] ) ) ? $instance['show_excerpt'] : true;
		$viewall_text = ( ! empty( $instance['viewall_text'] ) ) ? $instance['viewall_text'] : '';
		// Latest Posts
		$latest_posts = new WP_Query( 
			array(
				'cat'					=> $category,
				'posts_per_page'		=> $number_posts,
				'post_status'			=> 'publish',
				'ignore_sticky_posts' 	=> 1,
			)
		);

echo $before_widget;

if ( ! empty($title) ) {
			echo $before_title. $title . $after_title;
		}

pridmag_viewall_link( $category, $viewall_text );

<?php

if ( $latest_posts -> have_posts() ) :
				
					$thp_count = 1;

while ( $latest_posts -> have_posts() ) : $latest_posts -> the_post(); ?>

<div class="thw-grid-post">
                        <div class="th-grid-thumb">
                            <?php if ( has_post_thumbnail() ) { ?>
                                <div class="thb-thumb">
									<a href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>">
										<?php the_post_thumbnail( 'pridmag-featured' ); ?>
									</a>
								</div>
                            <?php } ?>
                        </div>
                        <div class="th-grid-details">
							<?php pridmag_category_list(); ?>
                            <?php the_title( sprintf( '<h3 class="thgw-entry-title"><a href="%s" rel="bookmark">', esc_url( get_permalink() ) ), '</a></h3>' ); ?>
                            <p class="thb-entry-meta">
								<?php 
									pridmag_posted_on(); 
									pridmag_posted_by();
									pridmag_comments_link();
								?>
							</p>
						</div>
						<?php if ( $show_excerpt == true ) : ?>
							<div class="thb-entry-summary"><?php the_excerpt(); ?></div>
						<?php endif; ?>
					</div>
					
					<?php
						if( $thp_count % 3 === 0 ) {
							echo '<div class="th-seperator"></div>';
						} // endif;
					?>

<?php 
				$thp_count++;
                endwhile; 
                wp_reset_postdata();
            endif; ?>

</div>

<?php
		echo $after_widget;

}

// Register single category posts widget
function pridmag_register_grid_category_posts() {
    register_widget( 'PridMag_Grid_Category_Posts' );
}
add_action( 'widgets_init', 'pridmag_register_grid_category_posts' );

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