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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.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 4529 | |
| 4530 | $settings = array( |
| 4531 | /** |
| 4532 | * Filter the URL where emoji images are hosted. |
| 4533 | * |
| 4534 | * @since 4.2.0 |
| 4535 | * |
| 4536 | * @param string The emoji base URL. |
| 4537 | */ |
| 4538 | 'baseUrl' => apply_filters( 'emoji_url', 'https://s.w.org/images/core/emoji/72x72/' ), |
| 4539 | |
| 4540 | /** |
| 4541 | * Filter the extension of the emoji files. |
| 4542 | * |
| 4543 | * @since 4.2.0 |
| 4544 | * |
| 4545 | * @param string The emoji extension. Default .png. |
| 4546 | */ |
| 4547 | 'ext' => apply_filters( 'emoji_ext', '.png' ), |
| Line | Code |
| 4641 | * @since 4.2.0 |
| 4642 | * |
| 4643 | * @param string $text The content to encode. |
| 4644 | * @return string The encoded content. |
| 4645 | */ |
| 4646 | function wp_staticize_emoji( $text ) { |
| 4647 | $text = wp_encode_emoji( $text ); |
| 4648 | |
| 4649 | /** This filter is documented in wp-includes/formatting.php */ |
| 4650 | $cdn_url = apply_filters( 'emoji_url', 'https://s.w.org/images/core/emoji/72x72/' ); |
| 4651 | |
| 4652 | /** This filter is documented in wp-includes/formatting.php */ |
| 4653 | $ext = apply_filters( 'emoji_ext', '.png' ); |
| 4654 | |
| 4655 | $output = ''; |
| 4656 | /* |
| 4657 | * HTML loop taken from smiley function, which was taken from texturize function. |
| 4658 | * It'll never be consolidated. |
| 4659 | * |