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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 |
|---|---|
| 136 | add_filter( 'fluentform/akismet_fields', array( 'Akismet', 'prepare_custom_form_values' ), 10, 2 ); |
| 137 | |
| 138 | add_action( 'update_option_wordpress_api_key', array( 'Akismet', 'updated_option' ), 10, 2 ); |
| 139 | add_action( 'add_option_wordpress_api_key', array( 'Akismet', 'added_option' ), 10, 2 ); |
| 140 | |
| 141 | add_action( 'comment_form_after', array( 'Akismet', 'display_comment_form_privacy_notice' ) ); |
| 142 | } |
| 143 | |
| 144 | public static function get_api_key() { |
| 145 | return apply_filters( 'akismet_get_api_key', defined( 'WPCOM_API_KEY' ) ? constant( 'WPCOM_API_KEY' ) : get_option( 'wordpress_api_key' ) ); |
| 146 | } |
| 147 | |
| 148 | /** |
| 149 | * Exchange the API key for a token that can only be used to access stats pages. |
| 150 | * |
| 151 | * @return string |
| 152 | */ |
| 153 | public static function get_access_token() { |
| 154 | static $access_token = null; |