diff options
Diffstat (limited to 'mod/blog/blog_lib.php')
| -rw-r--r-- | mod/blog/blog_lib.php | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/mod/blog/blog_lib.php b/mod/blog/blog_lib.php index 12226ee2e..b6a4d53c2 100644 --- a/mod/blog/blog_lib.php +++ b/mod/blog/blog_lib.php @@ -245,21 +245,28 @@ function blog_get_page_content_friends($user_guid) { /** * Returns an appropriate excerpt for a blog. + * Will return up to 250 chars stopping at the nearest space. + * If no spaces are found (like in Japanese) will crop off at the + * 250 char mark. * * @param string $text * @param int $words * @return string */ -function blog_make_excerpt($text, $words=60) { - $text = strip_tags($text); - preg_match("/([\S]+\s*){0,$words}/", $text, $matches); +function blog_make_excerpt($text, $chars = 250) { + $text = trim(strip_tags($text)); - $trimmed = trim($matches[0]); - if ($trimmed != $text) { - return "$trimmed …"; + // handle cases + $excerpt = elgg_substr($text, 0, $chars); + $space = elgg_strrpos($excerpt, ' ', 0); + + // don't crop if can't find a space. + if ($space === FALSE) { + $space = $chars; } + $excerpt = trim(elgg_substr($excerpt, 0, $space)); - return $trimmed; + return $excerpt ; } /** |