Gemeinschaft Lernen Tools-Bibliothek Freizeit
suchen
Deutsch
Heim > php教程 > php手册 > PHP-Datenbankklasse, geeignet für den MySQL-SQL-Dienst

PHP-Datenbankklasse, geeignet für den MySQL-SQL-Dienst

WBOY
Freigeben： 2016-10-15 10:31:47
Original
1656 Leute haben es durchsucht

BaseModel-Basismodellklasse. Der aktuelle Link ist die Datenbank des SQL-Dienstes. Für MySQL müssen Sie nur die Abfrage ändern und ausführen 

<?<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>
Nach dem Login kopieren
Modellklasse der Datenbanktabelle erbt BaseModel-Klasse

<?<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>
Nach dem Login kopieren
Beispiel: 

<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>));
Nach dem Login kopieren

Verwandte Etiketten：
php 数据库类 适用于 mysql sql service
Quelle：php.cn
Vorheriger Artikel：Einige gängige Codes von Empire CMS Nächster Artikel：CP936 in UTF-8 konvertiert
Erklärung dieser Website
Der Inhalt dieses Artikels wird freiwillig von Internetnutzern beigesteuert und das Urheberrecht liegt beim ursprünglichen Autor. Diese Website übernimmt keine entsprechende rechtliche Verantwortung. Wenn Sie Inhalte finden, bei denen der Verdacht eines Plagiats oder einer Rechtsverletzung besteht, wenden Sie sich bitte an admin@php.cn
Neueste Artikel des Autors
Aktuelle Ausgaben
function_exists() kann die benutzerdefinierte Funktion nicht ermitteln Funktionstest () {Verwendung der Verwendung durch -Durch -Durch -Durch -Durch -Durch -Durc...
Aus 2024-04-29 11:01:01
0
3
2304
So zeigen Sie die mobile Version von Google Chrome an Hallo Lehrer, wie kann ich Google Chrome in eine mobile Version umwandeln?
Aus 2024-04-23 00:22:19
0
11
2434
Das untergeordnete Fenster bedient das übergeordnete Fenster, aber die Ausgabe antwortet nicht. Die ersten beiden Sätze sind ausführbar, der letzte Satz jedoch nicht.
Aus 2024-04-19 15:37:47
0
1
2049
Im übergeordneten Fenster erfolgt keine Ausgabe document.onclick = function(){ window.opener.document.write('Ich bin die Ausgabe des unter...
Aus 2024-04-18 23:52:34
0
1
1932
Wo gibt es die Kursunterlagen zum CSS-Mindmapping? Kursunterlagen
Aus 2024-04-16 10:10:18
0
0
2003
verwandte Themen
Mehr>
Beliebte Empfehlungen
Beliebte Tutorials
Mehr>
Verwandte Tutorials
Beliebte Empfehlungen
Aktuelle Kurse
Neueste Downloads
Mehr>
Web-Effekte
Quellcode der Website
Website-Materialien
Frontend-Vorlage