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改进model类order方法

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添加json类型支持 支持json字段查询例如 $map['user$.name'] = 'thinkphp'
escapeString方法采用PDO::quote方法
This commit is contained in:
thinkphp
2015-11-21 12:06:00 +08:00
parent fb145db8c6
commit fa17feddf0
7 changed files with 92 additions and 74 deletions
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33
library/think/db/driver.php
View File

@@ -379,7 +379,7 @@ abstract class Driver
// 记录错误日志
Log::record($this->error, 'ERR');
if ($this->config['debug']) {
// 开启数据库调试模式
// 开启数据库调试模式
throw new Exception($this->error);
} else {
return $this->error;
@@ -410,7 +410,7 @@ abstract class Driver
} elseif (is_null($val)) {
$set[] = $this->parseKey($key) . '=NULL';
} elseif (is_scalar($val)) {
// 过滤非标量数据
// 过滤非标量数据
if (0 === strpos($val, ':') && in_array($val, array_keys($this->bind))) {
$set[] = $this->parseKey($key) . '=' . $this->escapeString($val);
} else {
@@ -510,7 +510,7 @@ abstract class Driver
protected function parseTable($tables)
{
if (is_array($tables)) {
// 支持别名定义
// 支持别名定义
$array = [];
foreach ($tables as $table => $alias) {
if (!is_numeric($table)) {
@@ -601,7 +601,7 @@ abstract class Driver
// 比较运算
$whereStr .= $key . ' ' . $this->exp[$exp] . ' ' . $this->parseValue($val[1]);
} elseif (preg_match('/^(notlike|like)$/', $exp)) {
// 模糊查找
// 模糊查找
if (is_array($val[1])) {
$likeLogic = isset($val[2]) ? strtoupper($val[2]) : 'OR';
if (in_array($likeLogic, ['AND', 'OR', 'XOR'])) {
@@ -741,17 +741,18 @@ abstract class Driver
*/
protected function parseOrder($order)
{
if (is_array($order)) {
$array = [];
foreach ($order as $key => $val) {
if (is_numeric($key)) {
$array = [];
foreach ($order as $key => $val) {
if (is_numeric($key)) {
if (false === strpos($val, '(')) {
$array[] = $this->parseKey($val);
} else {
$array[] = $this->parseKey($key) . ' ' . $val;
}
} else {
$sort = in_array(strtolower(trim($val)), ['asc', 'desc']) ? ' ' . $val : '';
$array[] = $this->parseKey($key) . ' ' . $sort;
}
$order = implode(',', $array);
}
$order = implode(',', $array);
return !empty($order) ? ' ORDER BY ' . $order : '';
}
@@ -981,7 +982,7 @@ abstract class Driver
$table = $this->parseTable($options['table']);
$sql = 'UPDATE ' . $table . $this->parseSet($data);
if (strpos($table, ',')) {
// 多表更新支持JOIN操作
// 多表更新支持JOIN操作
$sql .= $this->parseJoin(!empty($options['join']) ? $options['join'] : '');
}
$sql .= $this->parseWhere(!empty($options['where']) ? $options['where'] : '');
@@ -1007,7 +1008,7 @@ abstract class Driver
$table = $this->parseTable($options['table']);
$sql = 'DELETE FROM ' . $table;
if (strpos($table, ',')) {
// 多表删除支持USING和JOIN操作
// 多表删除支持USING和JOIN操作
if (!empty($options['using'])) {
$sql .= ' USING ' . $this->parseTable($options['using']) . ' ';
}
@@ -1125,7 +1126,7 @@ abstract class Driver
*/
public function escapeString($str)
{
return addslashes($str);
return $this->_linkID->quote($str);
}
/**
@@ -1147,7 +1148,7 @@ abstract class Driver
protected function debug($start)
{
if ($this->config['debug']) {
// 开启数据库调试模式
// 开启数据库调试模式
if ($start) {
Debug::remark('queryStartTime', 'time');
} else {
@@ -1207,7 +1208,7 @@ abstract class Driver
$r = $m;
} else {
if (is_numeric($this->config['slave_no'])) {
// 指定服务器读
// 指定服务器读
$r = $this->config['slave_no'];
} else {
// 读操作连接从服务器

5
library/think/db/driver/mysql.php
View File

@@ -89,6 +89,11 @@ class Mysql extends Driver
protected function parseKey(&$key)
{
$key = trim($key);
if (strpos($key, '$.') && false === strpos($key, '(')) {
// JSON字段支持
list($field, $name) = explode($key, '$.');
$key = 'jsn_extract(' . $field . ', \'$.\'.' . $name . ')';
}
if (!preg_match('/[,\'\"\*\(\)`.\s]/', $key)) {
$key = '`' . $key . '`';
}

28
library/think/db/driver/oracle.php
View File

@@ -132,17 +132,6 @@ class Oracle extends Driver
return $info;
}
/**
* SQL指令安全过滤
* @access public
* @param string $str SQL指令
* @return string
*/
public function escapeString($str)
{
return str_ireplace("'", "''", $str);
}
/**
* limit
* @access public
@@ -176,4 +165,21 @@ class Oracle extends Driver
return ' FOR UPDATE NOWAIT ';
}
/**
* 字段和表名处理
* @access protected
* @param string $key
* @return string
*/
protected function parseKey(&$key)
{
$key = trim($key);
if (strpos($key, '$.') && false === strpos($key, '(')) {
// JSON字段支持
list($field, $name) = explode($key, '$.');
$key = $field . '."' . $name . '"';
}
return $key;
}
}

16
library/think/db/driver/pgsql.php
View File

@@ -94,4 +94,20 @@ class Pgsql extends Driver
return $limitStr;
}
/**
* 字段和表名处理
* @access protected
* @param string $key
* @return string
*/
protected function parseKey(&$key)
{
$key = trim($key);
if (strpos($key, '$.') && false === strpos($key, '(')) {
// JSON字段支持
list($field, $name) = explode($key, '$.');
$key = $field . '->>\'' . $name . '\'';
}
return $key;
}
}

11
library/think/db/driver/sqlite.php
View File

@@ -73,17 +73,6 @@ class Sqlite extends Driver
return $info;
}
/**
* SQL指令安全过滤
* @access public
* @param string $str SQL指令
* @return string
*/
public function escapeString($str)
{
return str_ireplace("'", "''", $str);
}
/**
* limit
* @access public

10
library/think/db/driver/sqlsrv.php
View File

@@ -100,6 +100,16 @@ class Sqlsrv extends Driver
*/
protected function parseOrder($order)
{
$array = [];
foreach ($order as $key => $val) {
if (is_numeric($key)) {
$array[] = $this->parseKey($val);
} else {
$sort = in_array(strtolower(trim($val)), ['asc', 'desc']) ? ' ' . $val : '';
$array[] = $this->parseKey($key) . ' ' . $sort;
}
}
$order = implode(',', $array);
return !empty($order) ? ' ORDER BY ' . $order : ' ORDER BY rand()';
}