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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 |
|---|---|
| 120 | * |
| 121 | * The dynamic portion of the hook name, `$tab`, refers to the theme install |
| 122 | * tabs. Default tabs are 'dashboard', 'search', 'upload', 'featured', |
| 123 | * 'new', and 'updated'. |
| 124 | * |
| 125 | * @since 3.7.0 |
| 126 | * |
| 127 | * @param array $args An array of themes API arguments. |
| 128 | */ |
| 129 | $args = apply_filters( 'install_themes_table_api_args_' . $tab, $args ); |
| 130 | |
| 131 | if ( ! $args ) |
| 132 | return; |
| 133 | |
| 134 | $api = themes_api( 'query_themes', $args ); |
| 135 | |
| 136 | if ( is_wp_error( $api ) ) |
| 137 | wp_die( $api->get_error_message() . '</p> <p><a href="#" onclick="document.location.reload(); return false;">' . __( 'Try again' ) . '</a>' ); |
| 138 | |