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authornickw <nickw@36083f99-b078-4883-b0ff-0f9b5a30f544>2010-04-02 20:58:41 +0000
committernickw <nickw@36083f99-b078-4883-b0ff-0f9b5a30f544>2010-04-02 20:58:41 +0000
commit427b67e3401ff0b6416ac04c2a41926dfc932aff (patch)
treef471ad9b38cfdd6e2ee0d1bdba245c6dcdb650dd /mod/blog/blog_lib.php
parent5224a87794f29031bda2f587dd672746d1ea08a0 (diff)
downloadelgg-427b67e3401ff0b6416ac04c2a41926dfc932aff.tar.gz
elgg-427b67e3401ff0b6416ac04c2a41926dfc932aff.tar.bz2
Truncating lengthy blog excerpts on word breaks.
git-svn-id: http://code.elgg.org/elgg/trunk@5582 36083f99-b078-4883-b0ff-0f9b5a30f544
Diffstat (limited to 'mod/blog/blog_lib.php')
-rw-r--r--mod/blog/blog_lib.php13
1 files changed, 11 insertions, 2 deletions
diff --git a/mod/blog/blog_lib.php b/mod/blog/blog_lib.php
index e8daeeed9..66d93ddce 100644
--- a/mod/blog/blog_lib.php
+++ b/mod/blog/blog_lib.php
@@ -169,10 +169,19 @@ function blog_get_page_content_archive($owner_guid, $lower, $upper) {
* Returns an appropriate excerpt for a blog.
*
* @param string $text
+ * @param int $words
* @return string
*/
-function blog_make_excerpt($text) {
- return substr(strip_tags($text), 0, 300);
+function blog_make_excerpt($text, $words=60) {
+ $text = strip_tags($text);
+ preg_match("/([\S]+\s*){0,$words}/", $text, $matches);
+
+ $trimmed = trim($matches[0]);
+ if ($trimmed != $text) {
+ return "$trimmed &#8230";
+ }
+
+ return $trimmed;
}
/**