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改进Relation类

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thinkphp
2016-05-23 17:16:43 +08:00
parent ff30a2133e
commit 03f49b8461
1 changed files with 35 additions and 31 deletions
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66
library/think/model/Relation.php
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@@ -72,41 +72,45 @@ class Relation
$relation = $this->parent->$name(); $relation = $this->parent->$name();
$foreignKey = $this->foreignKey; $foreignKey = $this->foreignKey;
$localKey = $this->localKey; $localKey = $this->localKey;
// 判断关联类型执行查询 if ($relation instanceof Relation) {
switch ($this->type) { // 判断关联类型执行查询
case self::HAS_ONE: switch ($this->type) {
$result = $relation->where($foreignKey, $this->parent->$localKey)->find(); case self::HAS_ONE:
break; $result = $relation->where($foreignKey, $this->parent->$localKey)->find();
case self::BELONGS_TO: break;
$result = $relation->where($localKey, $this->parent->$foreignKey)->find(); case self::BELONGS_TO:
break; $result = $relation->where($localKey, $this->parent->$foreignKey)->find();
case self::HAS_MANY: break;
$result = $relation->where($foreignKey, $this->parent->$localKey)->select(); case self::HAS_MANY:
break; $result = $relation->where($foreignKey, $this->parent->$localKey)->select();
case self::BELONGS_TO_MANY: break;
// 关联查询 case self::BELONGS_TO_MANY:
$pk = $this->parent->getPk(); // 关联查询
$condition['pivot.' . $localKey] = $this->parent->$pk; $pk = $this->parent->getPk();
$result = $this->belongsToManyQuery($relation, $this->middle, $foreignKey, $localKey, $condition)->select(); $condition['pivot.' . $localKey] = $this->parent->$pk;
foreach ($result as $set) { $result = $this->belongsToManyQuery($relation, $this->middle, $foreignKey, $localKey, $condition)->select();
$pivot = []; foreach ($result as $set) {
foreach ($set->toArray() as $key => $val) { $pivot = [];
if (strpos($key, '__')) { foreach ($set->toArray() as $key => $val) {
list($name, $attr) = explode('__', $key, 2); if (strpos($key, '__')) {
if ('pivot' == $name) { list($name, $attr) = explode('__', $key, 2);
$pivot[$attr] = $val; if ('pivot' == $name) {
unset($set->$key); $pivot[$attr] = $val;
unset($set->$key);
}
} }
} }
$set->pivot = new Pivot($pivot, $this->middle);
} }
$set->pivot = new Pivot($pivot, $this->middle); break;
} default:
break; // 直接返回
default: $result = $relation;
// 直接返回 }
$result = $relation; return $result;
} else {
return $relation;
} }
return $result;
} }
/** /**