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Signed-off-by: j502647092 <jtb1@163.com>
2025-11-25 21:36:08 +00:00 · 2015-11-01 22:25:03 +08:00
commit 2003fda7cb
409 changed files with 77938 additions and 0 deletions
--- a/ThinkPHP/Library/Think/Db/Driver/Sqlsrv.class.php
+++ b/ThinkPHP/Library/Think/Db/Driver/Sqlsrv.class.php
@@ -0,0 +1,166 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006-2014 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: liu21st <liu21st@gmail.com>
+// +----------------------------------------------------------------------
+
+namespace Think\Db\Driver;
+use Think\Db\Driver;
+use PDO;
+
+/**
+ * Sqlsrv数据库驱动
+ */
+class Sqlsrv extends Driver{
+    protected $selectSql  =     'SELECT T1.* FROM (SELECT thinkphp.*, ROW_NUMBER() OVER (%ORDER%) AS ROW_NUMBER FROM (SELECT %DISTINCT% %FIELD% FROM %TABLE%%JOIN%%WHERE%%GROUP%%HAVING% %UNION%) AS thinkphp) AS T1 %LIMIT%%COMMENT%';
+    // PDO连接参数
+    protected $options = array(
+        PDO::ATTR_CASE              =>  PDO::CASE_LOWER,
+        PDO::ATTR_ERRMODE           =>  PDO::ERRMODE_EXCEPTION,
+        PDO::ATTR_STRINGIFY_FETCHES =>  false,
+        PDO::SQLSRV_ATTR_ENCODING   =>  PDO::SQLSRV_ENCODING_UTF8,
+    );
+
+    /**
+     * 解析pdo连接的dsn信息
+     * @access public
+     * @param array $config 连接信息
+     * @return string
+     */
+    protected function parseDsn($config){
+        $dsn  =   'sqlsrv:Database='.$config['database'].';Server='.$config['hostname'];
+        if(!empty($config['hostport'])) {
+            $dsn  .= ','.$config['hostport'];
+        }
+        return $dsn;
+    }
+
+    /**
+     * 取得数据表的字段信息
+     * @access public
+     * @return array
+     */
+    public function getFields($tableName) {
+        list($tableName) = explode(' ', $tableName);
+        $result =   $this->query("SELECT   column_name,   data_type,   column_default,   is_nullable
+        FROM    information_schema.tables AS t
+        JOIN    information_schema.columns AS c
+        ON  t.table_catalog = c.table_catalog
+        AND t.table_schema  = c.table_schema
+        AND t.table_name    = c.table_name
+        WHERE   t.table_name = '$tableName'");
+        $info   =   array();
+        if($result) {
+            foreach ($result as $key => $val) {
+                $info[$val['column_name']] = array(
+                    'name'    => $val['column_name'],
+                    'type'    => $val['data_type'],
+                    'notnull' => (bool) ($val['is_nullable'] === ''), // not null is empty, null is yes
+                    'default' => $val['column_default'],
+                    'primary' => false,
+                    'autoinc' => false,
+                );
+            }
+        }
+        return $info;
+    }
+
+    /**
+     * 取得数据表的字段信息
+     * @access public
+     * @return array
+     */
+    public function getTables($dbName='') {
+        $result   =  $this->query("SELECT TABLE_NAME
+            FROM INFORMATION_SCHEMA.TABLES
+            WHERE TABLE_TYPE = 'BASE TABLE'
+            ");
+        $info   =   array();
+        foreach ($result as $key => $val) {
+            $info[$key] = current($val);
+        }
+        return $info;
+    }
+
+	/**
+     * order分析
+     * @access protected
+     * @param mixed $order
+     * @return string
+     */
+    protected function parseOrder($order) {
+        return !empty($order)?  ' ORDER BY '.$order:' ORDER BY rand()';
+    }
+
+    /**
+     * 字段名分析
+     * @access protected
+     * @param string $key
+     * @return string
+     */
+    protected function parseKey(&$key) {
+        $key   =  trim($key);
+        if(!is_numeric($key) && !preg_match('/[,\'\"\*\(\)\[.\s]/',$key)) {
+           $key = '['.$key.']';
+        }
+        return $key;   
+    }
+
+    /**
+     * limit
+     * @access public
+     * @param mixed $limit
+     * @return string
+     */
+    public function parseLimit($limit) {
+        if(empty($limit)) return '';
+        $limit	=	explode(',',$limit);
+        if(count($limit)>1)
+            $limitStr	=	'(T1.ROW_NUMBER BETWEEN '.$limit[0].' + 1 AND '.$limit[0].' + '.$limit[1].')';
+        else
+            $limitStr = '(T1.ROW_NUMBER BETWEEN 1 AND '.$limit[0].")";
+        return 'WHERE '.$limitStr;
+    }
+
+    /**
+     * 更新记录
+     * @access public
+     * @param mixed $data 数据
+     * @param array $options 表达式
+     * @return false | integer
+     */
+    public function update($data,$options) {
+        $this->model  =   $options['model'];
+        $this->parseBind(!empty($options['bind'])?$options['bind']:array());
+        $sql   = 'UPDATE '
+            .$this->parseTable($options['table'])
+            .$this->parseSet($data)
+            .$this->parseWhere(!empty($options['where'])?$options['where']:'')
+            .$this->parseLock(isset($options['lock'])?$options['lock']:false)
+            .$this->parseComment(!empty($options['comment'])?$options['comment']:'');
+        return $this->execute($sql,!empty($options['fetch_sql']) ? true : false);
+    }
+
+    /**
+     * 删除记录
+     * @access public
+     * @param array $options 表达式
+     * @return false | integer
+     */
+    public function delete($options=array()) {
+        $this->model  =   $options['model'];
+        $this->parseBind(!empty($options['bind'])?$options['bind']:array());
+        $sql   = 'DELETE FROM '
+            .$this->parseTable($options['table'])
+            .$this->parseWhere(!empty($options['where'])?$options['where']:'')
+            .$this->parseLock(isset($options['lock'])?$options['lock']:false)
+            .$this->parseComment(!empty($options['comment'])?$options['comment']:'');
+        return $this->execute($sql,!empty($options['fetch_sql']) ? true : false);
+    }
+
+}