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：

<?php  
class CompaniesController extends AppController 
{ 
    var $name = 'Companies'; 
     
    function index() 
    { 
        $this->set('companies', $this->Company->findAll()); 
    } 
     
    function view($id = null) 
    { 
        $this->Company->id = $id; 
        $this->set('company', $this->Company->read()); 
    } 
     
    function add() 
    { 
        if (!emptyempty($this->data)) 
        { 
            if ($this->Company->save($this->data)) 
            { 
                $this->flash('Your post has been saved.','/companies'); 
            } 
        } 
    } 
     
    function edit($id = null) 
    { 
        if (emptyempty($this->data)) 
        { 
            $this->Company->id = $id; 
            $this->data = $this->Company->read(); 
        } 
        else 
        { 
            if ($this->Company->save($this->data['Company'])) 
            { 
                $this->flash('Your post has been updated.','/companies'); 
            } 
        } 
    } 
     
    function delete($id) 
    { 
        $this->Company->del($id); 
        $this->flash('The post with id: '.$id.' has been deleted.', '/companies'); 
    } 
} 
?>

company.php：

<?php 
class Company extends AppModel 
{ 
    var $name = 'Company'; 
     
    var $validate = array( 
        'company' => VALID_NOT_EMPTY, 
        'price'   => VALID_NOT_EMPTY, 
        'change'  => VALID_NOT_EMPTY, 
        'lastupd' => VALID_NOT_EMPTY 
    ); 
} 
?>

index.thtml：

<h1>Test companies</h1> 
<table> 
<tr> 
<th>Id</th> 
<th>company</th> 
<th>price</th> 
<th>change</th> 
<th>last update</th> 
</tr> 
<?php foreach ($companies as $company): ?> 
<tr> 
<td><?php echo $company['Company']['id']; ?></td> 
<td> 
<?php echo $html->link($company['Company']['company'], "/companies/view/".$company['Company']['id']); ?> 
     
<?php echo $html->link('Delete', "/companies/delete/{$company['Company']['id']}", null, 'Are you sure?')?> 
</td> 
<td><?php echo $company['Company']['price']; ?></td> 
<td><?php echo $company['Company']['change']; ?></td> 
<td><?php echo $company['Company']['lastupd']; ?></td> 
</tr> 
<?php endforeach; ?>   
</table> 
<p> 
<?php echo $html->link('add', "/companies/add"); ?> 
</p>

view.thtml：

<h1>Company: <?php echo $company['Company']['company']?></h1> 
<p><small>Id: <?php echo $company['Company']['id']?></small></p> 
<p>Price: <?php echo $company['Company']['price']?></p> 
<p>Change: <?php echo $company['Company']['change']?></p> 
<p>LastUpdate: <?php echo $company['Company']['lastupd']?></p> 
<br/> 
<p> 
<?php echo $html->link('edit', "/companies/edit/".$company['Company']['id']); ?> 
</p>

add.thtml：

<h1>Add Company</h1> 
<form method="post" action="<?php echo $html->url('/companies/add')?>"> 
<p> 
Company: 
<?php echo $html->input('Company/company', array('size' => '40'))?> 
<?php echo $html->tagErrorMsg('Company/company', 'Company is required.') ?> 
</p> 
<p> 
Price: 
<?php echo $html->input('Company/price', array('size' => '40'))?> 
<?php echo $html->tagErrorMsg('Company/company', 'Price is required.') ?> 
</p> 
<p> 
Change: 
<?php echo $html->input('Company/change', array('size' => '40'))?> 
<?php echo $html->tagErrorMsg('Company/change', 'Change is required.') ?> 
</p> 
<p> 
Last Update: 
<?php echo $html->input('Company/lastupd', array('size' => '40'))?> 
<?php echo $html->tagErrorMsg('Company/lastupd', 'Last Update is required.') ?> 
</p> 
<p> 
<?php echo $html->submit('Save') ?> <?php echo $html->link('return', "/companies/index"); ?> 
</p> 
</form>

edit.thtml：

<h1>Edit Company</h1> 
<form method="post" action="<?php echo $html->url('/companies/edit')?>"> 
<?php echo $html->hidden('Company/id'); ?> 
<p> 
Company: 
<?php echo $html->input('Company/company', array('size' => '40'))?> 
<?php echo $html->tagErrorMsg('Company/company', 'Company is required.') ?> 
</p> 
<p> 
Price: 
<?php echo $html->input('Company/price', array('size' => '40'))?> 
<?php echo $html->tagErrorMsg('Company/company', 'Price is required.') ?> 
</p> 
<p> 
Change: 
<?php echo $html->input('Company/change', array('size' => '40'))?> 
<?php echo $html->tagErrorMsg('Company/change', 'Change is required.') ?> 
</p> 
<p> 
Last Update: 
<?php echo $html->input('Company/lastupd', array('size' => '40'))?> 
<?php echo $html->tagErrorMsg('Company/lastupd', 'Last Update is required.') ?> 
</p> 
<p> 
<?php echo $html->submit('Save') ?> <?php echo $html->link('return', "/companies/index"); ?> 
</p> 
</form>

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