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<?php |
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// +---------------------------------------------------------------------- |
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// | ThinkPHP [ WE CAN DO IT JUST THINK ] |
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// +---------------------------------------------------------------------- |
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// | Copyright (c) 2006~2019 http://thinkphp.cn All rights reserved. |
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// +---------------------------------------------------------------------- |
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 ) |
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// +---------------------------------------------------------------------- |
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// | Author: liu21st <[email protected]> |
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// +---------------------------------------------------------------------- |
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declare (strict_types = 1); |
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namespace think\db\concern; |
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use think\db\Exception; |
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trait UpdateCheck |
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{ |
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/** |
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* 分析数据是否存在更新条件 |
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* @access public |
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* @param array $data 数据 |
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* @return bool |
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* @throws Exception |
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*/ |
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public function parseUpdateData(&$data): bool |
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{ |
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$pk = $this->getPk(); |
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$isUpdate = false; |
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// 如果存在主键数据 则自动作为更新条件 |
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if (is_string($pk) && isset($data[$pk])) { |
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$this->where($pk, '=', $data[$pk]); |
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$this->options['key'] = $data[$pk]; |
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unset($data[$pk]); |
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$isUpdate = true; |
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} elseif (is_array($pk)) { |
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foreach ($pk as $field) { |
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if (isset($data[$field])) { |
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$this->where($field, '=', $data[$field]); |
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$isUpdate = true; |
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} else { |
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// 如果缺少复合主键数据则不执行 |
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throw new Exception('miss complex primary data'); |
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} |
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unset($data[$field]); |
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} |
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} |
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return $isUpdate; |
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} |
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/** |
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* 把主键值转换为查询条件 支持复合主键 |
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* @access public |
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* @param array|string $data 主键数据 |
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* @return void |
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* @throws Exception |
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*/ |
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public function parsePkWhere($data): void |
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{ |
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$pk = $this->getPk(); |
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if (is_string($pk)) { |
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// 获取数据表 |
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if (empty($this->options['table'])) { |
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$this->options['table'] = $this->getTable(); |
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} |
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$table = is_array($this->options['table']) ? key($this->options['table']) : $this->options['table']; |
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if (!empty($this->options['alias'][$table])) { |
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$alias = $this->options['alias'][$table]; |
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} |
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$key = isset($alias) ? $alias . '.' . $pk : $pk; |
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// 根据主键查询 |
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if (is_array($data)) { |
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$this->where($key, 'in', $data); |
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} else { |
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$this->where($key, '=', $data); |
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$this->options['key'] = $data; |
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} |
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} |
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} |
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/** |
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* 获取模型的更新条件 |
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* @access protected |
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* @param array $options 查询参数 |
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*/ |
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protected function getModelUpdateCondition(array $options) |
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{ |
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return $options['where']['AND'] ?? null; |
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} |
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} |
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