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改进Query类的value方法缓存判断

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thinkphp
2016-10-10 17:25:37 +08:00
parent e3466b4383
commit c67eb5adc8
1 changed files with 4 additions and 4 deletions
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8
library/think/db/Query.php
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@@ -377,7 +377,7 @@ class Query
*/ */
public function value($field, $default = null) public function value($field, $default = null)
{ {
$result = null; $result = false;
if (!empty($this->options['cache'])) { if (!empty($this->options['cache'])) {
// 判断查询缓存 // 判断查询缓存
$cache = $this->options['cache']; $cache = $this->options['cache'];
@@ -387,7 +387,7 @@ class Query
$key = is_string($cache['key']) ? $cache['key'] : md5($field . serialize($this->options)); $key = is_string($cache['key']) ? $cache['key'] : md5($field . serialize($this->options));
$result = Cache::get($key); $result = Cache::get($key);
} }
if (!$result) { if (false === $result) {
if (isset($this->options['field'])) { if (isset($this->options['field'])) {
unset($this->options['field']); unset($this->options['field']);
} }
@@ -409,7 +409,7 @@ class Query
// 清空查询条件 // 清空查询条件
$this->options = []; $this->options = [];
} }
return !is_null($result) ? $result : $default; return false !== $result ? $result : $default;
} }
/** /**
@@ -431,7 +431,7 @@ class Query
$guid = is_string($cache['key']) ? $cache['key'] : md5($field . serialize($this->options)); $guid = is_string($cache['key']) ? $cache['key'] : md5($field . serialize($this->options));
$result = Cache::get($guid); $result = Cache::get($guid);
} }
if (!$result) { if (false === $result) {
if (isset($this->options['field'])) { if (isset($this->options['field'])) {
unset($this->options['field']); unset($this->options['field']);
} }