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Examples of use of the Forms Generation and Validation class


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Forms class > Form Examples > File upload progress > Source code

<?php
/*
 * test_upload_progress.php
 *
 * @(#) $Header: /home/mlemos/cvsroot/forms/test_upload_progress.php,v 1.7 2008/08/16 05:12:37 mlemos Exp $
 *
 */

    
require('forms.php');
    require(
'form_ajax_submit.php');
    require(
'form_upload_progress.php');

    
$form=new form_class;
     
$form->NAME='upload_form';
    
$form->METHOD='POST';
    
$form->ACTION='';
    
$form->ENCTYPE='multipart/form-data';
    
$form->debug='error_log';
    
$form->ResubmitConfirmMessage=
        
'Are you sure you want to submit this form again?';
    
$form->AddInput(array(
        
'TYPE'=>'file',
        
'NAME'=>'userfile',
        
'ValidateAsNotEmpty'=>1,
        
'ValidationErrorMessage'=>
            
'It was not specified a valid file to upload'
    
));
    
$form->AddInput(array(
        
'TYPE'=>'submit',
        
'VALUE'=>'Upload',
        
'NAME'=>'doit'
    
));
    
$form->AddInput(array(
        
'TYPE'=>'hidden',
        
'NAME'=>'MAX_FILE_SIZE',
        
'VALUE'=>1000000
    
));
    
$form->AddInput(array(
        
'TYPE'=>'custom',
        
'NAME'=>'upload_progress',
        
'ID'=>'upload_progress',
        
'FeedbackElement'=>'feedback',
        
'FeedbackFormat'=>
            
'<center>
<table style="width: 200px" class="progress_container" border="1">
<tr><td style="width: {ACCURATE_PROGRESS}%;" class="progress_bar">
<tt>{PROGRESS}%</tt></td><td style="border-style: none;"></td>
</tr></table><br />
<tt>Uploaded {UPLOADED}B of {TOTAL}B<br />
Remaining time: {REMAINING}<br />
Average speed: {AVERAGE_SPEED}B/s<br />
Current speed: {CURRENT_SPEED}B/s</tt></center>'
,
        
'CustomClass'=>'form_upload_progress_class'
    
));

    
/*
     *  Handle client side events on the server side.
     *  Do not output anything before these lines.
     */
    
$form->HandleEvent($processed);
    if(
$processed)
        exit;

    
$form->LoadInputValues($form->WasSubmitted('doit'));
    
$verify=array();
    if(
$form->WasSubmitted('doit'))
    {
        
sleep(1);
        if((
$error_message=$form->Validate($verify))=='')
            
$doit=1;
        else
        {
            
$doit=0;
            
$error_message=HtmlEntities($error_message);
        }
    }
    else
    {
        
$error_message='';
        
$doit=0;
    }
    if(!
$doit)
    {
        if(
strlen($error_message))
        {
            
Reset($verify);
            
$focus=Key($verify);
        }
        else
            
$focus='userfile';
        
$form->ConnectFormToInput($focus'ONLOAD''Focus', array());
    }
    
$onload=HtmlSpecialChars($form->PageLoad());

?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Test for Manuel Lemos' PHP form class
to show upload file progress</title>
<style type="text/css"><!--
.progress_container { background-color: #c0c0c0; border-radius: 8px;
    -moz-border-radius: 8px; padding: 4px; }
.progress_bar { border-style: none; color: #000000; padding: 4px;
    background-color: #0000ff; background-image: url(progress.gif);
    text-align: center; }
// --></style>
</head>
<body onload="<?php echo $onload?>" bgcolor="#cccccc">
<center><h1>Test for Manuel Lemos' PHP form class
to show upload file progress</h1></center>
<hr />
<img src="progress.gif" width="0" height="0" alt="Progress" />
<?php

  
if($doit)
    {
        
$form->GetFileValues('userfile',$userfile_values);
?>
<h2><center>The file was uploaded.</center></h2>
<center><table>

<tr>
<th align="right">Uploaded file path:</th>
<td><tt><?php echo $userfile_values['tmp_name']; ?></tt></td>
</tr>

<tr>
<th align="right">Client file name:</th>
<td><tt><?php echo HtmlEntities($userfile_values['name']); ?></tt></td>
</tr>

<tr>
<th align="right">File type:</th>
<td><tt><?php echo $userfile_values['type']; ?></tt></td>
</tr>

<tr>
<th align="right">File size:</th>
<td><tt><?php echo $userfile_values['size']; ?></tt></td>
</tr>

</table></center>
<?php
    
}
  else
  {
        
$form->AddInputPart('upload_progress');
        
$form->AddInputPart('MAX_FILE_SIZE');
        
$form->StartLayoutCapture();
        
$title='Form upload progress test - 1MB maximum size';
        
$body_template='form_upload_body.html.php';
        include(
'templates/form_frame.html.php');
        
$form->EndLayoutCapture();
    
$form->DisplayOutput();
    }
?>
<hr />
</body>
</html>

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