templates_c07/09/2004 09:
48a.m. 13,105Config_File.class.php
16/04/2004 03:
03a.m. 5,117debug.tpl
10/09/2004 02:
15p.m. 65,350Smarty.class.php
10/09/2004 07:
14p.m. 90,924Smarty_Compiler.class.php
4archivos 174,496bytes
8dirs 6,699,454,464byteslibres
创建数据库
创建一个名为example的数据库,它包含一个名为User的表,不必担心模式,稍后我们会创建.
配置PEAR:
:
DB_DataObject
要构建数据对象,创建下面的文件
configDB.php
php
require_once'DB/DataObject.php';
$config=parse_ini_file('example.ini',TRUE);
foreach($configas$class=>$values){
$options=&PEAR:
:
getStaticProperty($class,'options');
$options=$values;
}
?
>
此脚本基于example配置文件中的值创建一个到数据库的连接,显示如下.
example.ini
[DB_DataObject]
database =mysql:
//root:
@localhost/example
schema_location =/dataobjects/schema/
class_location =/dataobjects/
require_prefix =/dataobjects/
class_prefix =DataObjects_
extends_location=DB/DataObject.php
extends =DB_DataObject
自动构建数据库模式
包含两个过程,构建数据库的对象-关系映射,和从example数据库user表中自动创建一个类.在表中的所有字段
名将成为类成员变量.
创建适当的模式:
C:
\PHP\PEAR\DB\DataObject>C:
\PHP\php.execreateTables.php\
C:
\dataobjects\example.ini
这将生成User.php文件:
php
/**
*TableDefinitionforuser
*/
require_once'DB/DataObject.php';
classDataObjects_UserextendsDB_DataObject
{
###START_AUTOCODE
/*thecodebelowisautogenerateddonotremovetheabovetag*/
var$__table='user'; //tablename
var$user_Id; //int(11) not_nullprimary_keyauto_increment
var$first_Name; //string(30) not_null
var$last_Name; //string(40) not_null
var$email; //string(100) not_null
/*Staticget*/
functionstaticGet($k,$v=NULL){
returnDB_DataObject:
:
staticGet('DataObjects_User',$k,$v);
}
/*thecodeaboveisautogenerateddonotremovethetagbelow*/
###END_AUTOCODE
}
?
>
它还会为user表模式生成example.ini配置文件:
[user]
user_Id =129
first_Name=130
last_Name =130
email =130
[user__keys]
user_Id=N
Smartyfiles
It'stimetocreateseveralfilesforSmarty:
Smarty文件
现在是创建几个Smarty文件的时候了:
include.php
1
2 require('Smarty.class.php');
3 $smarty=newSmarty;
4 $smarty->template_dir='templates/';
5 $smarty->compile_dir ='templates_c/';
6 $smarty->config_dir ='configs/';
7 $smarty->cache_dir = 'cache/';
?
>
此脚本实例化了一个新Smarty对象.设置Smarty属性.
index.php
1
2 require("include.php");
3 $smarty->assign('TITLE','ACCESSMySQLDATABASEINTHREETIERSWITHPHP');
4 $smarty->assign('HEADER','WHATWISHDO?
');
5 $smarty->display('index.tpl');
?
>
给Smarty模板分配变量.
insert.php
1
2 require("include.php");
3 $smarty->assign('TITLE','INSERTDATA');
4 $smarty->assign('HEADER','InsertData');
5 $smarty->assign('data1','FirstName');
6 $smarty->assign('data2','LastName');
7 $smarty->assign('data3','email');
8 $smarty->display('insert.tpl');
?
>
添加将在insert.tpl使用的变量.调用模板insert.tpl.
save.php
1
2 require_once('DB/DataObject.php');
3 require('configDB.php');
4 $user=DB_DataObject:
:
factory('user');
5 $user->first_Name=$x;
6 $user->last_Name =$y;
7 $user->email =$z;
8 $user_Id=$user->insert();
9 $user->update();
10 echo"";
11?
>
ThisscriptsavesdatabyusingaPEAR:
:
DataObjectfortheusertable.Line2loadstheclassDataObject,and
line3callsconfigdb.phptoconnecttothedatabase.Line4createsaninstanceofauserobject(seeUser.php).
Lines5through7passthevariablescollectedfromtheformininsert.tpl($x,$y,and$z)inordertosavethe
datainthedatabase.Theprimarykeyofthetableisanautoincrementcolumn,soitdoesn'tneedavaluethere.
Line8insertstheobject,andline9carriesoutanupdate.
view.php
1
2 require_once('DB/DataObject.php');
3 require('configDB.php');
4 require("include.php");
5 $user=DB_DataObject:
:
factory('user');
6 $user->find();
7 while($user->fetch()){
8 $smarty->append('users',array(
'ID' =>$user->user_Id,
'FIRSTNAME'=>$user->first_Name,
'LASTNAME' =>$user->last_Name,
'EMAIL' =>$user->email,
));
}
9 $smarty->assign('TITLE','ListUsers');
10 $smarty->assign('HEADER','ListUser');
11 $smarty->assign('data0','User_Id');
12 $smarty->assign('data1','FirstName');
13 $smarty->assign('data2','LastName');
14 $smarty->assign('data3','email');
15 $smarty->display('view.tpl');
16 ?
>
此脚本显示所有存储在user表中的数据.它加载PEAR:
:
DataObject和include.php文件(给smarty模板分配变量).
第5行创建一个user对象的工厂.第6行执行find()方法.SELECT*FROMuser从数据库中检索出了数据,通
过fetch()方法为模板保存数据,一次返回一条记录.
9到14行是分配其他的变量给Smarty.
这些文件都应当放在dataobjects目录中.
对于模板,这里有index.tpl,list.tpl,和save.tpl.这里是他们的代码:
index.tpl
1
2
3
{$TITLE}4
5
6
7
8
9 {$HEADER} 10 | 11
12
13
14
16
17 onclick="javascript:
location.href='insert.php';">
18
19
|
20
21
22 onclick="javascript:
location.href='view.php';">
23
24
|
25
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