i18n: Update the word splitting we use when trimming strings to build excerpts so that it has support for a character based mode for locales where character splitting is more approproate like Japan.

See #16079 props tenpura.


git-svn-id: http://core.svn.wordpress.org/trunk@20859 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
westi 2012-05-23 21:04:35 +00:00
parent 397fc6f8c9
commit b36c335b7a
1 changed files with 17 additions and 3 deletions

View File

@ -2127,6 +2127,10 @@ function wp_trim_excerpt($text = '') {
/**
* Trims text to a certain number of words.
*
* This function is localized. For languages that count 'words' by the individual
* character (such as East Asian languages), the $num_words argument will apply
* to the number of individual characters.
*
* @since 3.3.0
*
* @param string $text Text to trim.
@ -2139,13 +2143,23 @@ function wp_trim_words( $text, $num_words = 55, $more = null ) {
$more = __( '…' );
$original_text = $text;
$text = wp_strip_all_tags( $text );
$words_array = preg_split( "/[\n\r\t ]+/", $text, $num_words + 1, PREG_SPLIT_NO_EMPTY );
/* translators: If your word count is based on single characters (East Asian characters),
enter 'characters'. Otherwise, enter 'words'. Do not translate into your own language. */
if ( 'characters' == _x( 'words', 'word count: words or characters?' ) && preg_match( '/^utf\-?8$/i', get_option( 'blog_charset' ) ) ) {
$text = trim( preg_replace( "/[\n\r\t ]+/", ' ', $text ), ' ' );
preg_match_all( '/./u', $text, $words_array );
$words_array = array_slice( $words_array[0], 0, $num_words + 1 );
$sep = '';
} else {
$words_array = preg_split( "/[\n\r\t ]+/", $text, $num_words + 1, PREG_SPLIT_NO_EMPTY );
$sep = ' ';
}
if ( count( $words_array ) > $num_words ) {
array_pop( $words_array );
$text = implode( ' ', $words_array );
$text = implode( $sep, $words_array );
$text = $text . $more;
} else {
$text = implode( ' ', $words_array );
$text = implode( $sep, $words_array );
}
return apply_filters( 'wp_trim_words', $text, $num_words, $more, $original_text );
}