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PHP: Extends Display Posts Shortcode to add a 'not_in' attribute for 'post__not_in' in WP_Query.
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| <?php | |
| add_action( 'update_option_active_sitewide_plugins', 'dpse_deactivate_self', 10, 2 ); | |
| add_action( 'update_option_active_plugins', 'dpse_deactivate_self', 10, 2 ); | |
| /** | |
| * Deactivate ourself if Addthis is deactivated. | |
| */ | |
| function dpse_deactivate_self( $plugin, $network_deactivating ) { | |
| if ( !is_plugin_active( 'addthis/addthis_social_widget.php' ) ) { | |
| deactivate_plugins( plugin_basename( __FILE__ ), true ); | |
| } | |
| } |
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| <?php | |
| add_filter( 'display_posts_shortcode_args', 'dpse_shortcode_exclude_posts', 10, 2 ); | |
| /** | |
| * Add "not_in" arg to Display Posts Shortcode | |
| * | |
| * @since 1.0.0 | |
| * | |
| * @param array $args Default Display Posts Shortcode args. | |
| * @param array $atts Original shortcode attributes. | |
| * @return array $args Modified Display Posts Shortcode args. | |
| */ | |
| function dpse_shortcode_exclude_posts( $args, $atts ) { | |
| if( isset( $atts['not_in'] ) ) { | |
| $args['post__not_in'] = explode( ',', $atts['not_in'] ); | |
| } | |
| return $args; | |
| } |
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| <?php | |
| /** | |
| * Display Posts Shortcode Extension Plugin | |
| * | |
| * @package DT_Display_Posts | |
| * @author Travis Smith <t@wpsmith.net> | |
| * @license GPL-2.0+ | |
| * @link http://wpsmith.net | |
| * @link http://wordpress.org/plugins/display-posts-shortcode/ | |
| * @copyright 2014 Travis Smith | |
| * | |
| * @wordpress-plugin | |
| * Plugin Name: Display Posts Shortcode - My Extension | |
| * Plugin URI: http://www.wpsmith.net | |
| * Description: Extends Display Posts Shortcode | |
| * Version: 1.0.0 | |
| * Author: Travis Smith | |
| * Author URI: http://www.wpsmith.net | |
| * Text Domain: displayposts-ext | |
| * License: GPL-2.0+ | |
| * License URI: http://www.gnu.org/licenses/gpl-2.0.txt | |
| * Domain Path: /languages | |
| */ | |
| add_filter( 'display_posts_shortcode_args', 'dpse_shortcode_exclude_posts', 10, 2 ); | |
| /** | |
| * Add "not_in" arg to Display Posts Shortcode | |
| * | |
| * @since 1.0.0 | |
| * | |
| * @param array $args Default Display Posts Shortcode args. | |
| * @param array $atts Original shortcode attributes. | |
| * @return array $args Modified Display Posts Shortcode args. | |
| */ | |
| function dpse_shortcode_exclude_posts( $args, $atts ) { | |
| if( isset( $atts['not_in'] ) ) { | |
| $args['post__not_in'] = explode( ',', $atts['not_in'] ); | |
| } | |
| return $args; | |
| } | |
| add_action( 'update_option_active_sitewide_plugins', 'dpse_deactivate_self', 10, 2 ); | |
| add_action( 'update_option_active_plugins', 'dpse_deactivate_self', 10, 2 ); | |
| /** | |
| * Deactivate ourself if Addthis is deactivated. | |
| */ | |
| function dpse_deactivate_self( $plugin, $network_deactivating ) { | |
| if ( !is_plugin_active( 'display-posts-shortcode/display-posts-shortcode.php' ) ) { | |
| deactivate_plugins( plugin_basename( __FILE__ ), true ); | |
| } | |
| } |
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| <?php | |
| /** | |
| * Display Posts Shortcode Extension Plugin | |
| * | |
| * @package DT_Display_Posts | |
| * @author Travis Smith <t@wpsmith.net> | |
| * @license GPL-2.0+ | |
| * @link http://wpsmith.net | |
| * @link http://wordpress.org/plugins/display-posts-shortcode/ | |
| * @copyright 2014 Travis Smith | |
| * | |
| * @wordpress-plugin | |
| * Plugin Name: Display Posts Shortcode - My Extension | |
| * Plugin URI: http://www.wpsmith.net | |
| * Description: Extends Display Posts Shortcode | |
| * Version: 1.0.0 | |
| * Author: Travis Smith | |
| * Author URI: http://www.wpsmith.net | |
| * Text Domain: displayposts-ext | |
| * License: GPL-2.0+ | |
| * License URI: http://www.gnu.org/licenses/gpl-2.0.txt | |
| * Domain Path: /languages | |
| */ | |
| add_filter( 'display_posts_shortcode_args', 'dpse_shortcode_exclude_posts', 10, 2 ); | |
| /** | |
| * Add "not_in" arg to Display Posts Shortcode | |
| * | |
| * @since 1.0.0 | |
| * | |
| * @param array $args Default Display Posts Shortcode args. | |
| * @param array $atts Original shortcode attributes. | |
| * @return array $args Modified Display Posts Shortcode args. | |
| */ | |
| function dpse_shortcode_exclude_posts( $args, $atts ) { | |
| if( isset( $atts['not_in'] ) ) { | |
| $args['post__not_in'] = explode( ',', $atts['not_in'] ); | |
| } | |
| return $args; | |
| } |
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See the two part tutorials here: http://wpsmith.net/2014/wp/extending-modifying-plugin/ & http://wpsmith.net/2014/wp/deactivate-plugin-extension-extended-plugin/