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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 |
|---|---|
| 342 | if ( self::$this_tinymce ) { |
| 343 | |
| 344 | if ( empty( self::$first_init ) ) { |
| 345 | self::$baseurl = includes_url( 'js/tinymce' ); |
| 346 | |
| 347 | $mce_locale = get_locale(); |
| 348 | self::$mce_locale = $mce_locale = empty( $mce_locale ) ? 'en' : strtolower( substr( $mce_locale, 0, 2 ) ); // ISO 639-1 |
| 349 | |
| 350 | /** This filter is documented in wp-admin/includes/media.php */ |
| 351 | $no_captions = (bool) apply_filters( 'disable_captions', '' ); |
| 352 | $ext_plugins = ''; |
| 353 | |
| 354 | if ( $set['teeny'] ) { |
| 355 | |
| 356 | /** |
| 357 | * Filter the list of teenyMCE plugins. |
| 358 | * |
| 359 | * @since 2.7.0 |
| 360 | * |