fix Helper\summary bug
修正当 `$value` 中没有空格时(中文订阅的内容), 在进行截取时会出现返回 ` [...]` 的情况.
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@ -116,7 +116,11 @@ function summary($value, $min_length = 5, $max_length = 120, $end = '[...]')
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$length = strlen($value);
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if ($length > $max_length) {
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return substr($value, 0, strpos($value, ' ', $max_length)).' '.$end;
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$max = strpos($value, ' ', $max_length);
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if ($max === false) {
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$max = $max_length;
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}
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return substr($value, 0, $max).' '.$end;
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}
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else if ($length < $min_length) {
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return '';
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