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php 数据库类 适用于 mysql sql service

WBOY
Lepaskan： 2016-10-15 10:31:47
asal
1569 orang telah melayarinya

BaseModel 基础Model类 其他的数据库表类文件都基础此类 当前链接的是sql service的数据库 mysql的只需要修改query和execute就行

<span style="color: #000000;">php
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
 * 数据库基础类
 * @author ***
 </span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">abstract</span> <span style="color: #0000ff;">class</span><span style="color: #000000;"> BaseModel
{
    </span><span style="color: #0000ff;">static</span> <span style="color: #800080;">$model</span><span style="color: #000000;">;
    </span><span style="color: #0000ff;">private</span> <span style="color: #800080;">$sql</span><span style="color: #000000;">;
    </span><span style="color: #0000ff;">private</span> <span style="color: #800080;">$PrimaryKeyField</span>; <span style="color: #008000;">//</span><span style="color: #008000;">主键字段名</span>
    <span style="color: #0000ff;">private</span> <span style="color: #800080;">$field_values</span>;<span style="color: #008000;">//</span><span style="color: #008000;">存放数据库字段数组</span>
    <span style="color: #0000ff;">protected</span> <span style="color: #800080;">$db</span><span style="color: #000000;">;
    </span><span style="color: #0000ff;">protected</span> <span style="color: #800080;">$pk</span>; <span style="color: #008000;">//</span><span style="color: #008000;">主键</span>
    <span style="color: #0000ff;">protected</span> <span style="color: #800080;">$table</span><span style="color: #000000;">;
    </span><span style="color: #0000ff;">protected</span> <span style="color: #800080;">$field</span> = '*'<span style="color: #000000;">;
    </span><span style="color: #0000ff;">protected</span> <span style="color: #800080;">$where</span><span style="color: #000000;">;
    </span><span style="color: #0000ff;">protected</span> <span style="color: #800080;">$orderby</span><span style="color: #000000;">;
    </span><span style="color: #0000ff;">protected</span> <span style="color: #800080;">$limit</span><span style="color: #000000;">;
    </span><span style="color: #0000ff;">protected</span> <span style="color: #800080;">$groupby</span><span style="color: #000000;">;
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 初始化
     *
     * @global array $TmacConfig
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">public</span> <span style="color: #0000ff;">function</span><span style="color: #000000;"> __construct()
    {
        </span><span style="color: #800080;">$this</span>->db = <span style="color: #800080;">$this</span>-><span style="color: #000000;">getDB();
    }
    
    </span><span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span><span style="color: #000000;"> getDB()
    {
        </span><span style="color: #0000ff;">if</span>(<span style="color: #0000ff;">empty</span>(self::<span style="color: #800080;">$model</span><span style="color: #000000;">)){
            </span><span style="color: #800080;">$mssql</span> = <span style="color: #0000ff;">new</span> Mssql(DB_DEFAULT_HOST, DB_DEFAULT_NAME, DB_DEFAULT_PASSWD,<span style="color: #000000;"> DB_DEFAULT_DATABASE);
            self</span>::<span style="color: #800080;">$model</span> = <span style="color: #800080;">$mssql</span>-><span style="color: #000000;">getInstance();
        }
        </span><span style="color: #0000ff;">return</span> self::<span style="color: #800080;">$model</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置SQL语句
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span> setSQL(<span style="color: #800080;">$sql</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->sql = <span style="color: #800080;">$sql</span><span style="color: #000000;">;
    }

    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 获取SQL语句
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getSQL()
    {
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>-><span style="color: #000000;">sql;
    }

    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置field_values
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> setFieldValues(<span style="color: #0000ff;">array</span> <span style="color: #800080;">$field_values</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->field_values = <span style="color: #800080;">$field_values</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 获取field_values
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span><span style="color: #000000;"> getFieldValues()
    {
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>-><span style="color: #000000;">field_values;
    }

    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置主键字段名
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">protected</span> <span style="color: #0000ff;">function</span> setPrimaryKeyField(<span style="color: #800080;">$PrimaryKeyField</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->PrimaryKeyField = <span style="color: #800080;">$PrimaryKeyField</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 获取主键字段名
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">protected</span> <span style="color: #0000ff;">function</span><span style="color: #000000;"> getPrimaryKeyField()
    {
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>-><span style="color: #000000;">PrimaryKeyField;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置表名
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">protected</span> <span style="color: #0000ff;">function</span> setTable(<span style="color: #800080;">$table</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->table = <span style="color: #800080;">$table</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 获取表名
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">protected</span> <span style="color: #0000ff;">function</span><span style="color: #000000;"> getTable()
    {
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>-><span style="color: #000000;">table;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置主键
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> setPk(<span style="color: #800080;">$pk</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->pk = <span style="color: #800080;">$pk</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 获取主键
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getPk()
    {
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>-><span style="color: #000000;">pk;
    }

        </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置Fields
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> setFields(<span style="color: #800080;">$fields</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->field = <span style="color: #800080;">$fields</span><span style="color: #000000;">;
    }
    
        </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 获取Fields
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getFields()
    {
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>-><span style="color: #000000;">field;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置where条件
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> setWhere(<span style="color: #800080;">$where</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->where = <span style="color: #800080;">$where</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 获取where条件
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getWhere()
    {
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>-><span style="color: #000000;">where;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置Group
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> setGroupBy(<span style="color: #800080;">$groupby</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->groupby = <span style="color: #800080;">$groupby</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 获取Group
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getGroupBy()
    {
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>-><span style="color: #000000;">groupby;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置Order
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> setOrderBy(<span style="color: #800080;">$orderby</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->orderby = <span style="color: #800080;">$orderby</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置Order
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getOrderBy()
    {
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>-><span style="color: #000000;">orderby;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 设置条数
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> setLimit( <span style="color: #800080;">$limit</span><span style="color: #000000;"> )
    {
        </span><span style="color: #800080;">$this</span>->limit = <span style="color: #800080;">$limit</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 获取条数
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getLimit()
    {
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>-><span style="color: #000000;">limit;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 根据主键获取
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getInfoByPk()
    {
        </span><span style="color: #800080;">$sql</span> = "select {<span style="color: #800080;">$this</span>->getFields()} "
            ."from {<span style="color: #800080;">$this</span>->getTable()} "
            ."where {<span style="color: #800080;">$this</span>->getPrimaryKeyField()}={<span style="color: #800080;">$this</span>->getPk()}"<span style="color: #000000;">;
        </span><span style="color: #800080;">$result</span> = <span style="color: #800080;">$this</span>->query(<span style="color: #800080;">$sql</span><span style="color: #000000;">);
        </span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$result</span> != <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){
            </span><span style="color: #800080;">$result</span> = <span style="color: #800080;">$result</span>[0<span style="color: #000000;">];
        }
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$result</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 根据where条件获取一条信息
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getOneByWhere()
    {
        </span><span style="color: #800080;">$sql</span> = "SELECT {<span style="color: #800080;">$this</span>->getFields()} "
                . "FROM {<span style="color: #800080;">$this</span>->getTable()} "
                . "WHERE {<span style="color: #800080;">$this</span>->getWhere()}"<span style="color: #000000;">;
        </span><span style="color: #800080;">$res</span> = <span style="color: #800080;">$this</span>->query( <span style="color: #800080;">$sql</span><span style="color: #000000;"> );
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$res</span>[0<span style="color: #000000;">];
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 根据where条件获取数组列表
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getListByWhere()
    {
        </span><span style="color: #800080;">$sql</span> = "SELECT "<span style="color: #000000;">;
        </span><span style="color: #0000ff;">if</span> ( <span style="color: #800080;">$this</span>->getLimit() != <span style="color: #0000ff;">null</span><span style="color: #000000;"> ) {
            </span><span style="color: #800080;">$line_str</span> = <span style="color: #800080;">$this</span>->getWhere() != <span style="color: #0000ff;">null</span> ? "AND " : "WHERE "<span style="color: #000000;">;
            </span><span style="color: #0000ff;">if</span> (<span style="color: #008080;">strpos</span>(<span style="color: #800080;">$this</span>->getLimit(), ',') !== <span style="color: #0000ff;">FALSE</span><span style="color: #000000;">){
                </span><span style="color: #0000ff;">list</span>(<span style="color: #800080;">$page</span>, <span style="color: #800080;">$count</span>) = <span style="color: #008080;">explode</span>(',', <span style="color: #800080;">$this</span>-><span style="color: #000000;">getLimit());
                </span><span style="color: #800080;">$page_str</span> = <span style="color: #800080;">$count</span>*(<span style="color: #800080;">$page</span>-1<span style="color: #000000;">);
                </span><span style="color: #800080;">$sql</span> .= "TOP <span style="color: #800080;">$count</span> "<span style="color: #000000;">;
            } </span><span style="color: #0000ff;">else</span><span style="color: #000000;"> {
                </span><span style="color: #800080;">$sql</span> .= "TOP {<span style="color: #800080;">$this</span>->getLimit()} "<span style="color: #000000;">;
            }
        }
        </span><span style="color: #800080;">$sql</span> .= "{<span style="color: #800080;">$this</span>->getFields()} "
                . "FROM {<span style="color: #800080;">$this</span>->getTable()} "<span style="color: #000000;">;
        </span><span style="color: #0000ff;">if</span> ( <span style="color: #800080;">$this</span>->getWhere() != <span style="color: #0000ff;">null</span><span style="color: #000000;"> ) {
            </span><span style="color: #800080;">$sql</span> .= "WHERE {<span style="color: #800080;">$this</span>->getWhere()} "<span style="color: #000000;">;
        }
        </span><span style="color: #0000ff;">if</span> (<span style="color: #0000ff;">isset</span>(<span style="color: #800080;">$page_str</span>) && <span style="color: #800080;">$page_str</span> != <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){
            </span><span style="color: #800080;">$line_str</span> = <span style="color: #800080;">$this</span>->getWhere() != <span style="color: #0000ff;">null</span> ? "AND " : "WHERE "<span style="color: #000000;">;
            </span><span style="color: #800080;">$sql</span> .= "{<span style="color: #800080;">$line_str</span>} {<span style="color: #800080;">$this</span>->getPrimaryKeyField()} not in (select top <span style="color: #800080;">$page_str</span> {<span style="color: #800080;">$this</span>->getPrimaryKeyField()} from {<span style="color: #800080;">$this</span>->getTable()}) "<span style="color: #000000;">;
        }
        </span><span style="color: #0000ff;">if</span> ( <span style="color: #800080;">$this</span>->getGroupby() != <span style="color: #0000ff;">null</span><span style="color: #000000;"> ) {
            </span><span style="color: #800080;">$sql</span> .= "GROUP BY {<span style="color: #800080;">$this</span>->getGroupby()} "<span style="color: #000000;">;
        }
        </span><span style="color: #0000ff;">if</span> ( <span style="color: #800080;">$this</span>->getOrderby() != <span style="color: #0000ff;">null</span><span style="color: #000000;"> ) {
            </span><span style="color: #800080;">$sql</span> .= "ORDER BY {<span style="color: #800080;">$this</span>->getOrderby()} "<span style="color: #000000;">;
        }
        </span><span style="color: #800080;">$res</span> = <span style="color: #800080;">$this</span>->query( <span style="color: #800080;">$sql</span><span style="color: #000000;"> );
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$res</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 根据where获取count
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getCountByWhere()
    {
        </span><span style="color: #800080;">$sql_count</span> = "SELECT COUNT(*) AS total FROM {<span style="color: #800080;">$this</span>->getTable()} "<span style="color: #000000;">;
        </span><span style="color: #0000ff;">if</span> ( <span style="color: #800080;">$this</span>->getWhere() != <span style="color: #0000ff;">null</span><span style="color: #000000;"> ) {
            </span><span style="color: #800080;">$sql_count</span> .= "WHERE " . <span style="color: #800080;">$this</span>-><span style="color: #000000;">getWhere();
        }
        </span><span style="color: #800080;">$count</span> = <span style="color: #800080;">$this</span>->query( <span style="color: #800080;">$sql_count</span><span style="color: #000000;"> );
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$count</span> != <span style="color: #0000ff;">NULL</span> ? <span style="color: #800080;">$count</span>[0]['total'] : 0<span style="color: #000000;">;
    }


    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 根据主键更新
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> updateByPk(<span style="color: #800080;">$fieldList</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$sql</span> = "UPDATE {<span style="color: #800080;">$this</span>->getTable()} SET "<span style="color: #000000;">;
        </span><span style="color: #0000ff;">foreach</span> (<span style="color: #800080;">$this</span>->getFieldValues() <span style="color: #0000ff;">as</span> <span style="color: #800080;">$key</span> => <span style="color: #800080;">$one</span><span style="color: #000000;">){
            </span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$one</span> != <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){
                </span><span style="color: #800080;">$sql</span> .= "<span style="color: #800080;">$key</span>='<span style="color: #800080;">$one</span>',"<span style="color: #000000;">;
            }
        }
        </span><span style="color: #800080;">$sql</span> = <span style="color: #008080;">rtrim</span>(<span style="color: #800080;">$sql</span>, ','<span style="color: #000000;">);
        </span><span style="color: #800080;">$sql</span> .= " WHERE {<span style="color: #800080;">$this</span>->getPrimaryKeyField()}='{<span style="color: #800080;">$this</span>->getPk()}'"<span style="color: #000000;">;
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>->execute(<span style="color: #800080;">$sql</span><span style="color: #000000;">);
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 根据WHERE更新
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> updateByWhere(<span style="color: #800080;">$fieldList</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$sql</span> = "UPDATE {<span style="color: #800080;">$this</span>->getTable()} SET "<span style="color: #000000;">;
        </span><span style="color: #0000ff;">foreach</span> (<span style="color: #800080;">$this</span>->getFieldValues() <span style="color: #0000ff;">as</span> <span style="color: #800080;">$key</span> => <span style="color: #800080;">$one</span><span style="color: #000000;">){
            </span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$one</span> != <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){
                </span><span style="color: #800080;">$sql</span> .= "<span style="color: #800080;">$key</span>='<span style="color: #800080;">$one</span>',"<span style="color: #000000;">;
            }
        }
        </span><span style="color: #800080;">$sql</span> = <span style="color: #008080;">rtrim</span>(<span style="color: #800080;">$sql</span>, ','<span style="color: #000000;">);
        </span><span style="color: #800080;">$sql</span> .= " {<span style="color: #800080;">$this</span>->getWhere()}"<span style="color: #000000;">;
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>->execute(<span style="color: #800080;">$sql</span><span style="color: #000000;">);
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 根据WHERE更新
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> insert(<span style="color: #800080;">$fieldList</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$sql_values</span> = ''<span style="color: #000000;">;
        </span><span style="color: #800080;">$sql</span> = "INSERT INTO {<span style="color: #800080;">$this</span>->getTable()} ("<span style="color: #000000;">;
        </span><span style="color: #0000ff;">foreach</span> (<span style="color: #800080;">$this</span>->getFieldValues() <span style="color: #0000ff;">as</span> <span style="color: #800080;">$key</span> => <span style="color: #800080;">$one</span><span style="color: #000000;">){
            </span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$one</span> != <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){
                </span><span style="color: #800080;">$sql</span> .= "<span style="color: #800080;">$key</span>,"<span style="color: #000000;">;
                </span><span style="color: #800080;">$sql_values</span> .= "'<span style="color: #800080;">$one</span>',"<span style="color: #000000;">;
            }
        }
        </span><span style="color: #800080;">$sql</span> = <span style="color: #008080;">rtrim</span>(<span style="color: #800080;">$sql</span>, ',').") VALUES (".<span style="color: #008080;">rtrim</span>(<span style="color: #800080;">$sql_values</span>, ',').")"<span style="color: #000000;">;
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$this</span>->execute(<span style="color: #800080;">$sql</span><span style="color: #000000;">);
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * odbc query操作
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span> query(<span style="color: #800080;">$sql</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->setSQL(<span style="color: #800080;">$sql</span><span style="color: #000000;">);
        </span><span style="color: #800080;">$data</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">();
        </span><span style="color: #800080;">$sql</span> = <span style="color: #008080;">iconv</span>('UTF-8', 'GBK', <span style="color: #800080;">$sql</span><span style="color: #000000;">);
        </span><span style="color: #0000ff;">if</span> (self::<span style="color: #800080;">$model</span> == <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){
            </span><span style="color: #0000ff;">throw</span> <span style="color: #0000ff;">new</span> <span style="color: #0000ff;">Exception</span>("数据库连接失败"<span style="color: #000000;">);
        }
        </span><span style="color: #800080;">$result</span> = <span style="color: #008080;">odbc_do</span>(self::<span style="color: #800080;">$model</span>, <span style="color: #800080;">$sql</span><span style="color: #000000;">);
        </span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$result</span> != <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){
            </span><span style="color: #0000ff;">while</span>(<span style="color: #800080;">$res</span> = <span style="color: #008080;">odbc_fetch_array</span>(<span style="color: #800080;">$result</span><span style="color: #000000;">)){
                </span><span style="color: #0000ff;">foreach</span> (<span style="color: #800080;">$res</span> <span style="color: #0000ff;">as</span> <span style="color: #800080;">$key</span> => <span style="color: #800080;">$one</span><span style="color: #000000;">){
                    </span><span style="color: #800080;">$res</span>[<span style="color: #800080;">$key</span>] = <span style="color: #008080;">iconv</span>('GBK', 'UTF-8', <span style="color: #800080;">$one</span><span style="color: #000000;">);
                }
                </span><span style="color: #800080;">$data</span>[] = <span style="color: #800080;">$res</span><span style="color: #000000;">;
            }
        }
        </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$data</span><span style="color: #000000;">;
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * odbc execute
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span> execute(<span style="color: #800080;">$sql</span>, <span style="color: #800080;">$iconv</span> = <span style="color: #0000ff;">TRUE</span><span style="color: #000000;">)
    {
        </span><span style="color: #800080;">$this</span>->setSQL(<span style="color: #800080;">$sql</span><span style="color: #000000;">);
        </span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$iconv</span><span style="color: #000000;">){
            </span><span style="color: #800080;">$sql</span> = <span style="color: #008080;">iconv</span>('UTF-8', 'GBK', <span style="color: #800080;">$sql</span><span style="color: #000000;">);
        }
        </span><span style="color: #0000ff;">if</span> (self::<span style="color: #800080;">$model</span> == <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){
            </span><span style="color: #0000ff;">throw</span> <span style="color: #0000ff;">new</span> <span style="color: #0000ff;">Exception</span>("数据库连接失败"<span style="color: #000000;">);
        }
        </span><span style="color: #0000ff;">return</span> <span style="color: #008080;">odbc_exec</span>(self::<span style="color: #800080;">$model</span>, <span style="color: #800080;">$sql</span><span style="color: #000000;">);
    }


    </span><span style="color: #008000;">//</span><span style="color: #008000;">析构函数，自动关闭数据库,垃圾回收机制</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> __destruct() {
        </span><span style="color: #008080;">odbc_close</span>(self::<span style="color: #800080;">$model</span><span style="color: #000000;">);
    }

}



</span><span style="color: #008000;">//</span><span style="color: #008000;"> ++++++++++++++++++++++++++++++++++++++++++++++++
                // 自定义类库
                // mssql 链接类
// ++++++++++++++++++++++++++++++++++++++++++++++++
//一个普遍通用的PHP连接MYSQL数据库类</span>
<span style="color: #0000ff;">class</span><span style="color: #000000;"> Mssql {
    </span><span style="color: #0000ff;">static</span> <span style="color: #800080;">$conn_line</span><span style="color: #000000;">;
    </span><span style="color: #0000ff;">private</span> <span style="color: #800080;">$db_host</span>; <span style="color: #008000;">//</span><span style="color: #008000;">数据库主机</span>
    <span style="color: #0000ff;">private</span> <span style="color: #800080;">$db_user</span>; <span style="color: #008000;">//</span><span style="color: #008000;">数据库用户名</span>
    <span style="color: #0000ff;">private</span> <span style="color: #800080;">$db_pwd</span>; <span style="color: #008000;">//</span><span style="color: #008000;">数据库用户名密码</span>
    <span style="color: #0000ff;">private</span> <span style="color: #800080;">$db_database</span>; <span style="color: #008000;">//</span><span style="color: #008000;">数据库名</span>
            
    <span style="color: #0000ff;">function</span> __construct(<span style="color: #800080;">$db_host</span>, <span style="color: #800080;">$db_user</span>, <span style="color: #800080;">$db_pwd</span>, <span style="color: #800080;">$db_database</span><span style="color: #000000;">) {
        </span><span style="color: #800080;">$this</span>->db_host = <span style="color: #800080;">$db_host</span><span style="color: #000000;">;
        </span><span style="color: #800080;">$this</span>->db_user = <span style="color: #800080;">$db_user</span><span style="color: #000000;">;
        </span><span style="color: #800080;">$this</span>->db_pwd = <span style="color: #800080;">$db_pwd</span><span style="color: #000000;">;
        </span><span style="color: #800080;">$this</span>->db_database = <span style="color: #800080;">$db_database</span><span style="color: #000000;">;
    }

    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 单例模式处理数据库连接
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span><span style="color: #000000;"> getInstance()
    {
        </span><span style="color: #0000ff;">if</span> (<span style="color: #0000ff;">empty</span>(self::<span style="color: #800080;">$conn_line</span><span style="color: #000000;">)){
            </span><span style="color: #800080;">$connstr</span> = "Driver={SQL Server};Server=".<span style="color: #800080;">$this</span>->db_host.";Database=".<span style="color: #800080;">$this</span>-><span style="color: #000000;">db_database;
            self</span>::<span style="color: #800080;">$conn_line</span> = <span style="color: #008080;">odbc_connect</span>(<span style="color: #800080;">$connstr</span>, <span style="color: #800080;">$this</span>->db_user, <span style="color: #800080;">$this</span>-><span style="color: #000000;">db_pwd);
        }
        </span><span style="color: #0000ff;">return</span> self::<span style="color: #800080;">$conn_line</span><span style="color: #000000;">;
    }
}</span>
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数据库表的Model类 继承 BaseModel类

<span style="color: #000000;">php
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
 * 游戏截图类
 * @author ***
 </span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">class</span> GameImagesModel <span style="color: #0000ff;">extends</span><span style="color: #000000;"> BaseModel
{
    </span><span style="color: #0000ff;">private</span> <span style="color: #800080;">$field_values</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">(
        </span>'game_id' => '',//key为数据库字段名
        'img_url' => '',
        'atime' => '',
        'add_user' => '',<span style="color: #000000;">
    );
    
    </span><span style="color: #0000ff;">function</span><span style="color: #000000;"> __construct() {
        parent</span>::<span style="color: #000000;">__construct();
        </span><span style="color: #800080;">$this</span>->setTable('game_images'<span style="color: #000000;">);
        </span><span style="color: #800080;">$this</span>->setPrimaryKeyField('id'<span style="color: #000000;">);
    }
    
    </span><span style="color: #008000;">/*</span><span style="color: #008000;">*
     * 字段处理函数
     * @param array $field_values
     </span><span style="color: #008000;">*/</span>
    <span style="color: #0000ff;">function</span> setFieldValues(<span style="color: #0000ff;">array</span> <span style="color: #800080;">$field_values</span><span style="color: #000000;">) {
        </span><span style="color: #0000ff;">foreach</span> (<span style="color: #800080;">$field_values</span> <span style="color: #0000ff;">as</span> <span style="color: #800080;">$key</span> => <span style="color: #800080;">$one</span><span style="color: #000000;">){
            </span><span style="color: #0000ff;">if</span> (!<span style="color: #008080;">array_key_exists</span>(<span style="color: #800080;">$key</span>, <span style="color: #800080;">$this</span>-><span style="color: #000000;">field_values)){
                </span><span style="color: #0000ff;">throw</span> <span style="color: #0000ff;">new</span> <span style="color: #0000ff;">Exception</span>(<span style="color: #800080;">$key</span>."不存在"<span style="color: #000000;">);//判断前端传来的数据是否合理
            }
        }
        parent</span>::setFieldValues(<span style="color: #800080;">$field_values</span><span style="color: #000000;">);
    }
}</span>
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实例：

<span style="color: #008000;">//</span><span style="color: #008000;"> 对于GameDetail表的操作</span>
<span style="color: #800080;">$detail_model</span> = <span style="color: #0000ff;">new</span><span style="color: #000000;"> GameDetailModel();
</span><span style="color: #008000;">//</span><span style="color: #008000;"> 查询</span>
<span style="color: #800080;">$detail_model</span>->setFields('DId'<span style="color: #000000;">);
</span><span style="color: #800080;">$detail_model</span>->setWhere("1=1"<span style="color: #000000;">);
</span><span style="color: #800080;">$detail_model</span>->setOrderBy("DId DESC"<span style="color: #000000;">);
</span><span style="color: #800080;">$detail_model</span>->setLimit("1"<span style="color: #000000;">);
</span><span style="color: #800080;">$insert_id</span> = <span style="color: #800080;">$detail_model</span>-><span style="color: #000000;">getListByWhere();

</span><span style="color: #008000;">//</span><span style="color: #008000;"> 更新 data的key需要和Model里面设置的对照 也就是数据库的字段</span>
<span style="color: #800080;">$data</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">(
        </span>'GameName' => <span style="color: #800080;">$name</span>,
        'Subject' => <span style="color: #800080;">$subject</span>,
        'Grade' => <span style="color: #800080;">$grade</span>,
        'Teach' => <span style="color: #800080;">$teach</span>,
        'Point' => <span style="color: #800080;">$point</span>,
        'IsFree' => <span style="color: #800080;">$free</span>,
        'Detail' => <span style="color: #800080;">$detail</span>,
        'AddTime' => <span style="color: #800080;">$_time</span><span style="color: #000000;">
);
</span><span style="color: #800080;">$detail_model</span>->setPk(<span style="color: #800080;">$id</span><span style="color: #000000;">);
</span><span style="color: #800080;">$detail_model</span>->updateByPk(<span style="color: #800080;">$detail_model</span>->setFieldValues(<span style="color: #800080;">$data</span><span style="color: #000000;">));


</span><span style="color: #008000;">//</span><span style="color: #008000;"> 对于GameImages表的操作
// 插入</span>
<span style="color: #800080;">$image_fields</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">(
        </span>'game_id' => <span style="color: #800080;">$id</span>,
        'img_url' => <span style="color: #800080;">$image_path</span>,
        'atime' => <span style="color: #800080;">$_time</span>,
        'add_user' => <span style="color: #800080;">$user_id</span>,<span style="color: #000000;">
);
</span><span style="color: #800080;">$images_model</span> = <span style="color: #0000ff;">new</span><span style="color: #000000;"> GameImagesModel();
</span><span style="color: #800080;">$images_model</span>->insert(<span style="color: #800080;">$images_model</span>->setFieldValues(<span style="color: #800080;">$image_fields</span>));
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