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gaofeng
2026-05-12 18:27:28 +08:00
commit 6d9aee81aa
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241
vendor/topthink/think-orm/src/db/concern/JoinAndViewQuery.php vendored Normal file
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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2025 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
declare (strict_types = 1);
namespace think\db\concern;
use think\db\Raw;
use think\helper\Str;
/**
* JOIN和VIEW查询.
*/
trait JoinAndViewQuery
{
/**
* 查询SQL组装 join.
*
* @param array|string|Raw $join 关联的表名
* @param mixed $condition 条件
* @param string $type JOIN类型
* @param array $bind 参数绑定
*
* @return $this
*/
public function join(array | string | Raw $join, ?string $condition = null, string $type = 'INNER', array $bind = [])
{
$table = $this->getJoinTable($join, $alias);
if (!empty($bind) && $condition) {
$this->bindParams($condition, $bind);
}
if ($alias) {
$this->options['join'][$alias] = [$table, strtoupper($type), $condition];
} else {
$this->options['join'][] = [$table, strtoupper($type), $condition];
}
return $this;
}
/**
* LEFT JOIN.
*
* @param array|string|Raw $join 关联的表名
* @param mixed $condition 条件
* @param array $bind 参数绑定
*
* @return $this
*/
public function leftJoin(array | string | Raw $join, ?string $condition = null, array $bind = [])
{
return $this->join($join, $condition, 'LEFT', $bind);
}
/**
* RIGHT JOIN.
*
* @param array|string|Raw $join 关联的表名
* @param mixed $condition 条件
* @param array $bind 参数绑定
*
* @return $this
*/
public function rightJoin(array | string | Raw $join, ?string $condition = null, array $bind = [])
{
return $this->join($join, $condition, 'RIGHT', $bind);
}
/**
* FULL JOIN.
*
* @param array|string|Raw $join 关联的表名
* @param mixed $condition 条件
* @param array $bind 参数绑定
*
* @return $this
*/
public function fullJoin(array | string | Raw $join, ?string $condition = null, array $bind = [])
{
return $this->join($join, $condition, 'FULL', $bind);
}
/**
* 获取Join表名及别名 支持
* ['prefix_table或者子查询'=>'alias'] 'table alias'.
*
* @param array|string|Raw $join JION表名
* @param string $alias 别名
*
* @return string|array
*/
protected function getJoinTable(array | string | Raw $join, ?string &$alias = null)
{
if (is_array($join)) {
$table = $join;
$alias = array_shift($join);
return $table;
}
if ($join instanceof Raw || str_contains($join, '(')) {
return $join;
}
$join = trim($join);
// 使用别名
if (str_contains($join, ' ')) {
// 使用别名
[$table, $alias] = explode(' ', $join);
} else {
$table = $join;
if (!str_contains($join, '.')) {
$alias = $join;
}
}
if ($this->prefix && !str_contains($table, '.') && !str_starts_with($table, $this->prefix)) {
$table = $this->prefix . Str::snake($table) . $this->suffix;
}
if (!empty($alias) && $table != $alias) {
$table = [$table => $alias];
}
return $table;
}
/**
* 指定JOIN查询字段.
*
* @param array|string|Raw $join 数据表
* @param string|array|bool $field 查询字段
* @param string $on JOIN条件
* @param string $type JOIN类型
* @param array $bind 参数绑定
*
* @return $this
*/
public function view(array | string | Raw $join, string | array | bool $field = true, ?string $on = null, string $type = 'INNER', array $bind = []): self
{
$this->options['view'] = true;
$fields = [];
$table = $this->getJoinTable($join, $alias);
// 处理字段
$fields = $this->processFields($field, $alias);
$this->field($fields);
// 处理连接
if ($on) {
$this->join($table, $on, $type, $bind);
} else {
$this->table($table);
}
return $this;
}
protected function processFields(string | array | bool $field, string $alias): array
{
$fields = [];
if (true === $field) {
$fields[] = $alias . '.*'; // 选取所有字段
} else {
if (is_string($field)) {
$field = explode(',', $field);
}
foreach ($field as $key => $val) {
$name = is_numeric($key) ? $alias . '.' . $val : (preg_match('/[,=\.\'\"\(\s]/', $key) ? $key : $alias . '.' . $key);
$fields[] = $name . (is_numeric($key) ? '' : ' AS ' . $val);
$this->options['map'][$val] = $name;
}
}
return $fields;
}
/**
* 视图查询处理.
*
* @param array $options 查询参数
*
* @return void
*/
protected function parseView(array &$options): void
{
foreach (['AND', 'OR'] as $logic) {
if (!isset($options['where'][$logic])) {
continue;
}
// 视图查询条件处理
foreach ($options['where'][$logic] as $key => $val) {
if (array_key_exists($key, $options['map'])) {
array_shift($val);
array_unshift($val, $options['map'][$key]);
$options['where'][$logic][$options['map'][$key]] = $val;
unset($options['where'][$logic][$key]);
}
}
}
if (empty($options['order'])) {
return;
}
// 视图查询排序处理
foreach ($options['order'] as $key => $val) {
if (is_numeric($key) && is_string($val)) {
if (str_contains($val, ' ')) {
[$field, $sort] = explode(' ', $val);
if (array_key_exists($field, $options['map'])) {
$options['order'][$options['map'][$field]] = $sort;
unset($options['order'][$key]);
}
} elseif (array_key_exists($val, $options['map'])) {
$options['order'][$options['map'][$val]] = 'asc';
unset($options['order'][$key]);
}
} elseif (array_key_exists($key, $options['map'])) {
$options['order'][$options['map'][$key]] = $val;
unset($options['order'][$key]);
}
}
}
}