translate_smiley( array $matches )
Convert one smiley code to the icon graphic file equivalent.
Description Description
Callback handler for convert_smilies().
Looks up one smiley code in the $wpsmiliestrans global array and returns an <img> string for that smiley.
Parameters Parameters
- $matches
-
(array) (Required) Single match. Smiley code to convert to image.
Return Return
(string) Image string for smiley.
Source Source
File: wp-includes/formatting.php
3161 3162 3163 3164 3165 3166 3167 3168 3169 3170 3171 3172 3173 3174 3175 3176 3177 3178 3179 3180 3181 3182 3183 3184 3185 3186 3187 3188 3189 3190 3191 3192 | function translate_smiley( $matches ) { global $wpsmiliestrans; if ( count( $matches ) == 0 ) { return ''; } $smiley = trim( reset( $matches ) ); $img = $wpsmiliestrans[ $smiley ]; $matches = array(); $ext = preg_match( '/\.([^.]+)$/', $img, $matches ) ? strtolower( $matches[1] ) : false; $image_exts = array( 'jpg', 'jpeg', 'jpe', 'gif', 'png' ); // Don't convert smilies that aren't images - they're probably emoji. if ( ! in_array( $ext, $image_exts ) ) { return $img; } /** * Filters the Smiley image URL before it's used in the image element. * * @since 2.9.0 * * @param string $smiley_url URL for the smiley image. * @param string $img Filename for the smiley image. * @param string $site_url Site URL, as returned by site_url(). */ $src_url = apply_filters( 'smilies_src', includes_url( "images/smilies/$img" ), $img, site_url() ); return sprintf( '<img src="%s" alt="%s" class="wp-smiley" style="height: 1em; max-height: 1em;" />', esc_url( $src_url ), esc_attr( $smiley ) );} |
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Changelog Changelog
| Version | Description |
|---|---|
| 2.8.0 | Introduced. |