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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 |
|---|---|
| 461 | break; |
| 462 | default : |
| 463 | if ( !current_user_can( 'edit_post', $post->ID ) ) |
| 464 | return; |
| 465 | $file = 'post'; |
| 466 | $var = 'post'; |
| 467 | break; |
| 468 | endswitch; |
| 469 | |
| 470 | return apply_filters( 'get_edit_post_link', get_bloginfo( 'wpurl' ) . "/wp-admin/$file.php?action=edit&$var=$post->ID", $post->ID ); |
| 471 | } |
| 472 | |
| 473 | function edit_post_link( $link = 'Edit This', $before = '', $after = '' ) { |
| 474 | global $post; |
| 475 | |
| 476 | if ( $post->post_type == 'page' ) { |
| 477 | if ( !current_user_can( 'edit_page', $post->ID ) ) |
| 478 | return; |
| 479 | } else { |