From 91cad0f435e337102a8a048669f5c79699f4d681 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=B0=8F=E7=A7=A6?= <dds_feng@qq.com>
Date: Tue, 14 Apr 2015 21:31:43 +0800
Subject: [PATCH] fix Helper\summary bug
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修正当 `$value` 中没有空格时(中文订阅的内容), 在进行截取时会出现返回 ` [...]` 的情况.
---
 lib/helpers.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/helpers.php b/lib/helpers.php
index f483fcb..5365a7d 100644
--- a/lib/helpers.php
+++ b/lib/helpers.php
@@ -116,7 +116,11 @@ function summary($value, $min_length = 5, $max_length = 120, $end = '[...]')
     $length = strlen($value);
 
     if ($length > $max_length) {
-        return substr($value, 0, strpos($value, ' ', $max_length)).' '.$end;
+        $max = strpos($value, ' ', $max_length);
+        if ($max === false) {
+            $max = $max_length;
+        }
+        return substr($value, 0, $max).' '.$end;
     }
     else if ($length < $min_length) {
         return '';