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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 141 | // is going to call wp() |
| 142 | $avail_post_stati = wp_edit_posts_query(); |
| 143 | |
| 144 | $this->set_hierarchical_display( is_post_type_hierarchical( $this->screen->post_type ) && 'menu_order title' === $wp_query->query['orderby'] ); |
| 145 | |
| 146 | $post_type = $this->screen->post_type; |
| 147 | $per_page = $this->get_items_per_page( 'edit_' . $post_type . '_per_page' ); |
| 148 | |
| 149 | /** This filter is documented in wp-admin/includes/post.php */ |
| 150 | $per_page = apply_filters( 'edit_posts_per_page', $per_page, $post_type ); |
| 151 | |
| 152 | if ( $this->hierarchical_display ) { |
| 153 | $total_items = $wp_query->post_count; |
| 154 | } elseif ( $wp_query->found_posts || $this->get_pagenum() === 1 ) { |
| 155 | $total_items = $wp_query->found_posts; |
| 156 | } else { |
| 157 | $post_counts = (array) wp_count_posts( $post_type, 'readable' ); |
| 158 | |
| 159 | if ( isset( $_REQUEST['post_status'] ) && in_array( $_REQUEST['post_status'] , $avail_post_stati ) ) { |