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80 lines
2.2 KiB
80 lines
2.2 KiB
3 years ago
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<?php
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/**
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* Date: 2020/11/24 9:10
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* User: chenlong <vip_chenlong@163.com>
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*/
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namespace app\common;
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use think\Validate;
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class BaseValidate extends Validate
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{
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/**
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* 重写》验证是否唯一，增加额外字段条件
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* @example "name" => "unique:user,openid=qwe&zxc=23"
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* @access public
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* @param mixed $value 字段值
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* @param mixed $rule 验证规则 格式：数据表,字段名,排除ID,主键名
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* @param array $data 数据
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* @param string $field 验证字段名
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* @return bool
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* @throws \think\db\exception\DataNotFoundException
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* @throws \think\db\exception\DbException
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* @throws \think\db\exception\ModelNotFoundException
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*/
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public function unique($value, $rule, array $data = [], string $field = ''): bool
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{
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if (is_string($rule)) {
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$rule = explode(',', $rule);
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}
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if (false !== strpos($rule[0], '\\')) {
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// 指定模型类
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$db = new $rule[0];
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} else {
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$db = $this->db->name($rule[0]);
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}
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$key = $rule[1] ?? $field;
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$map = [];
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if (strpos($key, '^')) {
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// 支持多个字段验证
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$fields = explode('^', $key);
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foreach ($fields as $key) {
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if (isset($data[$key])) {
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$map[] = [$key, '=', $data[$key]];
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}
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}
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}elseif (strpos($key, '=')){ // 新增的额外字段验证
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parse_str($key, $verify);
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$map[] = [$field, '=', $data[$field]];
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foreach ($verify as $field_ => $value_){
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$map[] = [$field_, '=', $value_];
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}
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} elseif (isset($data[$field])) {
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$map[] = [$key, '=', $data[$field]];
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} else {
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$map = [];
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}
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$pk = !empty($rule[3]) ? $rule[3] : $db->getPk();
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if (is_string($pk)) {
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if (isset($rule[2])) {
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$map[] = [$pk, '<>', $rule[2]];
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} elseif (isset($data[$pk])) {
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$map[] = [$pk, '<>', $data[$pk]];
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}
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}
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if ($db->where($map)->field($pk)->find()) {
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return false;
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}
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return true;
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}
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}
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