攻克CakePHP系列三 表单数据增删改

这里声明一点，上例中不小心把数据库表中lastupd字段错打成lastudp，本例子予以更正。

除上诉字段数据库与上例一致。

工程仍沿用上例，如下图：

代码依次为：

database.PHP：与上例一致。

companies_controller.PHP：

1. PHP

2. class

   CompaniesController

   extends

   AppController
3. {

4. var

   $name='Companies';

6. function

   index()
7. {
8. $this->set('companies',$this->Company->findAll());
9. }

11. function

    view($id=null)
12. {
13. $this->Company->id=$id;
14. $this->set('company',$this->Company->read());
15. }

17. function

    add()
18. {

19. if

    (!empty

    empty

    ($this->data))
20. {

21. if

    ($this->Company->save($this->data))
22. {
23. $this->flash('Yourposthasbeensaved.','/companies');
24. }
25. }
26. }

28. function

    edit($id=null)
29. {

30. if

    (empty

    empty

    ($this->data))
31. {
32. $this->Company->id=$id;
33. $this->data=$this->Company->read();
34. }

35. else

36. {

37. if

    ($this->Company->save($this->data['Company']))
38. {
39. $this->flash('Yourposthasbeenupdated.','/companies');
40. }
41. }
42. }

44. function

    delete($id)
45. {
46. $this->Company->del($id);
47. $this->flash('Thepostwithid:'.$id.'hasbeendeleted.','/companies');
48. }
49. }
50. ?>

company.PHP：

1. PHP

2. class

   Company

   extends

   AppModel
3. {

4. var

   $name='Company';

6. var

   $validate=

   array

   (
7. 'company'=>VALID_NOT_EMPTY,
8. 'price'=>VALID_NOT_EMPTY,
9. 'change'=>VALID_NOT_EMPTY,
10. 'lastupd'=>VALID_NOT_EMPTY
11. );
12. }
13. ?>

index.thtml：

1. Testcompanies

4. Id
5. company
6. price
7. change
8. lastupdate
10. PHP

    foreach

    ($companies

    as

    $company):?>
12. PHPecho$company['Company']['id'];?>
14. PHPecho$html->link($company['Company']['company'],"/companies/view/".$company['Company']['id']);?>
16. PHPecho$html->link('Delete',"/companies/delete/{$company['Company']['id']}",null,'Areyousure?')?>
18. PHPecho$company['Company']['price'];?>
19. PHPecho$company['Company']['change'];?>
20. PHPecho$company['Company']['lastupd'];?>
22. PHP

    endforeach

    ;?>
25. PHPecho$html->link('add',"/companies/add");?>

view.thtml：

1. Company:PHPecho$company['Company']['company']?>

2. Id:PHPecho$company['Company']['id']?>

3. Price:PHPecho$company['Company']['price']?>

4. Change:PHPecho$company['Company']['change']?>

5. LastUpdate:PHPecho$company['Company']['lastupd']?>

6. 
   
8. PHPecho$html->link('edit',"/companies/edit/".$company['Company']['id']);?>

add.thtml：

1. AddCompany

2. "post"action="url('/companies/add')?>">
4. Company:
5. PHPecho$html->input('Company/company',

   array

   ('size'=>'40'))?>
6. PHPecho$html->tagErrorMsg('Company/company','Companyisrequired.')?>
9. Price:
10. PHPecho$html->input('Company/price',

    array

    ('size'=>'40'))?>
11. PHPecho$html->tagErrorMsg('Company/company','Priceisrequired.')?>
14. Change:
15. PHPecho$html->input('Company/change',

    array

    ('size'=>'40'))?>
16. PHPecho$html->tagErrorMsg('Company/change','Changeisrequired.')?>
19. LastUpdate:
20. PHPecho$html->input('Company/lastupd',

    array

    ('size'=>'40'))?>
21. PHPecho$html->tagErrorMsg('Company/lastupd','LastUpdateisrequired.')?>
24. PHPecho$html->submit('Save')?>PHPecho$html->link('return',"/companies/index");?>

edit.thtml：

1. EditCompany

2. "post"action="url('/companies/edit')?>">
3. PHPecho$html->hidden('Company/id');?>
5. Company:
6. PHPecho$html->input('Company/company','Companyisrequired.')?>
9. Price:
10. PHPecho$html->input('Company/price','Priceisrequired.')?>
13. Change:
14. PHPecho$html->input('Company/change',

    array

    ('size'=>'40'))?>
15. PHPecho$html->tagErrorMsg('Company/change','Changeisrequired.')?>
18. LastUpdate:
19. PHPecho$html->input('Company/lastupd',

    array

    ('size'=>'40'))?>
20. PHPecho$html->tagErrorMsg('Company/lastupd','LastUpdateisrequired.')?>
23. PHPecho$html->submit('Save')?>PHPecho$html->link('return',"/companies/index");?>

如此访问http://localhost/cakePHP/companies即可测试代码。