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extend/app_alipay/lotusphp_runtime/DB/QueryEngine/SqlMap/AbstractDbSqlMapFilterObject.php

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+<?php
+/**
+ * 加工工厂类由开发者自行开发，继承自这个类
+ */
+abstract class LtAbstractDbSqlMapFilterObject {
+
+	// query()方法返回的结果集，用于加工的原料
+	public $result;
+
+	/**
+	 * 需要被继承，实现逻辑的操作类，输入query()方法返回的结果集
+	 * 经过处理后返回开发者定义的对象或结构
+	 */
+	abstract protected function process();
+}
+

extend/app_alipay/lotusphp_runtime/DB/QueryEngine/SqlMap/DbSqlMapClient.php

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+<?php
+class LtDbSqlMapClient
+{
+	public $configHandle;
+	public $dbh;
+
+	public function execute($mapId, $bind = null)
+	{
+		$sqlMap = $this->configHandle->get($this->dbh->group . "." . $mapId);
+		$forceUseMaster = isset($sqlMap["force_use_master"]) ? $sqlMap["force_use_master"] : false;
+		return $this->dbh->query($sqlMap["sql"], $bind, $forceUseMaster);
+	}
+}
+

extend/app_alipay/lotusphp_runtime/DB/QueryEngine/SqlMap/DbSqlMapResultFactory.php

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+<?php
+/**
+ * 用于加工DB句柄query方法返回的数组
+ * 开发者在一次会话中可配置多个Filter
+ */
+class LtDbSqlMapResultFactory {
+	// Filter列表
+	public $filters;
+	public $configHandle;
+
+	public function init() {
+		
+	}
+
+	/**
+	 * 工厂入口，sql map client调用的方法
+	 * 在这个方法中调用开发者自定义的
+	 * LtAbstractSqlMapFilterObject.process()方法
+	 * 可配置多个process方法
+	 */
+	public function run() {
+	}
+}
+

extend/app_alipay/lotusphp_runtime/DB/QueryEngine/TableDataGateway/DbTableDataGateway.php

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+<?php
+/**
+ * Database Table abstract
+ * 
+ * @todo pretty join support
+ */
+class LtDbTableDataGateway
+{
+	public $configHandle;
+	public $dbh;
+	/**
+	 * The created field name
+	 * 
+	 * @var string 
+	 */
+	public $createdColumn;
+
+	/**
+	 * The modified field name
+	 * 
+	 * @var string 
+	 */
+	public $modifiedColumn;
+
+	/**
+	 * The table name
+	 * 
+	 * @var string 
+	 */
+	public $tableName;
+
+	/**
+	 * The fields array
+	 * 
+	 * @var array 
+	 */
+	protected $fields;
+
+	/**
+	 * The primary key
+	 * 
+	 * @var string 
+	 */
+	protected $primaryKey;
+	protected $servers;
+
+	/**
+	 * Build table's field list
+	 * 
+	 * @return array 
+	 */
+	protected function buildFieldList()
+	{
+		if (!empty($this->fields))
+		{
+			return true;
+		}
+		$servers = $this->configHandle->get('db.servers');
+		$group = $this->dbh->group;
+		$node = $this->dbh->node;
+		$role = $this->dbh->role;
+		$table = $this->tableName;
+		$host = key($servers[$group][$node][$role]);
+		$key = md5($group . $node . $role . $table . $host . $table);
+		if (!$value = $this->configHandle->get($key))
+		{
+			$sql = $this->dbh->sqlAdapter->showFields($this->tableName);
+			$rs = $this->dbh->query($sql);
+			$this->fields = $this->dbh->sqlAdapter->getFields($rs);
+			foreach($this->fields as $field)
+			{
+				if ($field['primary'] == 1)
+				{
+					$this->primaryKey = $field['name'];
+					break;
+				}
+			}
+
+			$value['fields'] = $this->fields;
+			$value['primaryKey'] = $this->primaryKey;
+			$this->configHandle->addConfig(array($key => $value));
+		}
+		else
+		{
+			$this->fields = $value['fields'];
+			$this->primaryKey = $value['primaryKey'];
+		}
+	}
+
+	/**
+	 * A shortcut to SELECT COUNT(*) FROM table WHERE condition
+	 * 
+	 * @param array $args 
+	 * @return integer 
+	 * @example count(array('expression' => 'id < :id', 'value' => array('id' => 10)));
+	 */
+	public function count($args = null)
+	{
+		$selectTemplate = 'SELECT COUNT(*) AS total FROM %s%s';
+		$where = isset($args['where']['expression']) ? ' WHERE ' . $args['where']['expression'] : '';
+		$bind = isset($args['where']['value']) ? $args['where']['value'] : array();
+		$join = isset($args['join']) ? ' ' . $args['join'] : '';
+		$sql = sprintf($selectTemplate, $this->tableName, $join . $where);
+		$queryResult = $this->dbh->query($sql, $bind);
+		return $queryResult[0]['total'];
+	}
+
+	/**
+	 * Delete a row by primary key
+	 * 
+	 * @param string $primaryKeyId 
+	 * @return string 
+	 * @example delete(10);
+	 */
+	public function delete($primaryKeyId)
+	{
+		$this->buildFieldList();
+		$where['expression'] = $this->primaryKey . '=:' . $this->primaryKey;
+		$where['value'][$this->primaryKey] = $primaryKeyId;
+		return $this->deleteRows($where);
+	}
+
+	/**
+	 * Delete many rows from table
+	 * Please use this method carefully!
+	 * 
+	 * @param array $args 
+	 * @return integer 
+	 * @example deleteRows(array('expression' => "id > :id", 'value' => array('id' => 2)));
+	 */
+	public function deleteRows($args = null)
+	{
+		$deleteTemplate = 'DELETE FROM %s%s';
+		$where = isset($args['expression']) ? ' WHERE ' . $args['expression'] : '';
+		$bind = isset($args['value']) ? $args['value'] : array();
+		$sql = sprintf($deleteTemplate, $this->tableName, $where);
+		return $this->dbh->query($sql, $bind);
+	}
+
+	/**
+	 * Fetch one row from table by primary key
+	 * 
+	 * @param string $primaryKeyId 
+	 * @param array $args 
+	 * @param boolean $useSlave 
+	 * @return array 
+	 * @example fetch(10)
+	 */
+	public function fetch($primaryKeyId, $args = null, $useSlave = true)
+	{
+		$this->buildFieldList();
+		$fetchRowsArgs['where']['expression'] = $this->tableName . '.' . $this->primaryKey . '=:' . $this->primaryKey;
+		$fetchRowsArgs['where']['value'][$this->primaryKey] = $primaryKeyId;
+		$fetchRowsArgs['fields'] = isset($args['fields']) ? $args['fields'] : null;
+		$fetchRowsArgs['join'] = isset($args['join']) ? $args['join'] : null;
+		$fetchResult = $this->fetchRows($fetchRowsArgs, $useSlave);
+		return $fetchResult ? $fetchResult[0] : $fetchResult;
+	}
+
+	/**
+	 * Fetch many rows from table
+	 * 
+	 * @param array $args 
+	 * @param boolean $useSlave 
+	 * @return array 
+	 * @example fetchRows(array('where' => array('expression' => "id > :id", 'value' => array('id' => 2))));
+	 */
+	public function fetchRows($args = null, $useSlave = true)
+	{
+		$this->buildFieldList();
+		$selectTemplate = 'SELECT %s FROM %s%s';
+		$fields = isset($args['fields']) ? $args['fields'] : '*';
+		$where = isset($args['where']['expression']) ? ' WHERE ' . $args['where']['expression'] : '';
+		$bind = isset($args['where']['value']) ? $args['where']['value'] : array();
+		$join = isset($args['join']) ? ' ' . $args['join'] : '';
+		$orderby = isset($args['orderby']) ? ' ORDER BY ' . $args['orderby'] : '';
+		$groupby = isset($args['groupby']) ? ' GROUP BY ' . $args['groupby'] : '';
+		$sql = sprintf($selectTemplate, $fields, $this->tableName, $join . $where . $groupby . $orderby);
+		if (isset($args['limit']))
+		{
+			$offset = isset($args['offset']) ? $args['offset'] : 0;
+			$sql = $sql . ' ' . $this->dbh->sqlAdapter->limit($args['limit'], $offset);
+		}
+		return $this->dbh->query($sql, $bind);
+	}
+
+	/**
+	 * Insert one row into table, then return the inserted row's pk
+	 * 
+	 * @param array $args 
+	 * @return string 
+	 * @example insert(array('name' => 'lily', 'age' => '12'));
+	 */
+	public function insert($args = null)
+	{
+		$this->buildFieldList();
+		$insertTemplate = 'INSERT INTO %s (%s) VALUES (%s)';
+		$fields = array();
+		$placeHolders = array();
+		foreach($args as $field => $value)
+		{
+			if (isset($this->fields[$field]))
+			{
+				$fields[] = $field;
+				$placeholders[] = ":$field";
+				$values[$field] = $value;
+			}
+		}
+		if (isset($this->fields[$this->createdColumn]) && !isset($args[$this->createdColumn]))
+		{
+			$fields[] = $this->createdColumn;
+			$placeholders[] = ':' . $this->createdColumn;
+			$values[$this->createdColumn] = time();
+		}
+		if (isset($this->fields[$this->modifiedColumn]) && !isset($args[$this->modifiedColumn]))
+		{
+			$fields[] = $this->modifiedColumn;
+			$placeholders[] = ':' . $this->modifiedColumn;
+			$values[$this->modifiedColumn] = time();
+		}
+		$sql = sprintf($insertTemplate, $this->tableName, implode(",", $fields), implode(",", $placeholders));
+		$bind = $values;
+		$queryResult = $this->dbh->query($sql, $bind);
+		return isset($args[$this->primaryKey]) ? $args[$this->primaryKey] : $queryResult;
+	}
+
+	/**
+	 * Update one row  by primary key
+	 * 
+	 * @param string $primaryKeyId 
+	 * @param array $args 
+	 * @return integer 
+	 * @example update(1, array('name' => 'lily', 'age' => '18'));
+	 */
+	public function update($primaryKeyId, $args = null)
+	{
+		$this->buildFieldList();
+		$where['expression'] = $this->primaryKey . '=:' . $this->primaryKey;
+		$where['value'][$this->primaryKey] = $primaryKeyId;
+		return $this->updateRows($where, $args);
+	}
+
+	/**
+	 * Update manay rows
+	 * Please use this method carefully!
+	 * 
+	 * @param array $where 
+	 * @param array $args 
+	 * @return integer 
+	 * @example updateRows(array('expression' => "id > :id", 'value' => array('id' => 2)), array('name' => 'kiwi', 'age' => '1'));
+	 */
+	public function updateRows($where, $args = null)
+	{
+		$this->buildFieldList();
+		$updateTemplate = 'UPDATE %s SET %s%s';
+		$fields = array();
+		$bindParameters = array();
+		$placeholderStyle = isset($where['value']) && array_key_exists(0, $where['value']) ? 'questionMark' : 'named';
+		foreach($args as $field => $value)
+		{
+			if (isset($this->fields[$field]))
+			{
+				if ($args[$field] instanceof DbExpression)
+				{
+					$fields[] = "$field=" . $args[$field]->__toString();
+				}
+				else
+				{
+					if ('named' == $placeholderStyle)
+					{
+						$fields[] = "$field=:$field";
+						$bindParameters[$field] = $args[$field];
+					}
+					else
+					{
+						$fields[] = "$field=?";
+						$bindParameters[] = $args[$field];
+					}
+				}
+			}
+		}
+		if (isset($this->fields[$this->modifiedColumn]) && !isset($args[$this->modifiedColumn]))
+		{
+			if ('named' == $placeholderStyle)
+			{
+				$fields[] = $this->modifiedColumn . '=:' . $this->modifiedColumn;
+				$bindParameters[$this->modifiedColumn] = time();
+			}
+			else
+			{
+				$fields[] = $this->modifiedColumn . '=?';
+				$bindParameters[] = time();
+			}
+		}
+		$whereCause = isset($where['expression']) ? ' WHERE ' . $where['expression'] : '';
+		$bind = isset($where['value']) ? array_merge($bindParameters, $where['value']) : $bindParameters;
+		$sql = sprintf($updateTemplate, $this->tableName, implode(",", $fields), $whereCause);
+		return $this->dbh->query($sql, $bind);
+	}
+}

extend/app_alipay/lotusphp_runtime/DB/QueryEngine/TableDataGateway/DbTableRelation.php

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+<?php

extend/app_alipay/lotusphp_runtime/DB/QueryEngine/TableDataGateway/DbWhereCondition.php

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+<?php