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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 |
|---|---|
| 87 | } |
| 88 | |
| 89 | /** |
| 90 | * Filters the path of the current template before including it. |
| 91 | * |
| 92 | * @since 3.0.0 |
| 93 | * |
| 94 | * @param string $template The path of the template to include. |
| 95 | */ |
| 96 | $template = apply_filters( 'template_include', $template ); |
| 97 | if ( $template ) { |
| 98 | include( $template ); |
| 99 | } elseif ( current_user_can( 'switch_themes' ) ) { |
| 100 | $theme = wp_get_theme(); |
| 101 | if ( $theme->errors() ) { |
| 102 | wp_die( $theme->errors() ); |
| 103 | } |
| 104 | } |
| 105 | return; |