493 lines
14 KiB
PHP
493 lines
14 KiB
PHP
<?php
|
|
/*
|
|
*
|
|
* @(#) $Id: test_scaffolding_input.php,v 1.14 2009/04/07 09:30:17 mlemos Exp $
|
|
*
|
|
*/
|
|
|
|
require('forms.php');
|
|
require('form_scaffolding.php');
|
|
|
|
/*
|
|
* Include the layout vertical plug-in class to automatically layout
|
|
* the inputs
|
|
*/
|
|
require('form_layout_vertical.php');
|
|
|
|
/*
|
|
* Include the AJAX submit plug-in class to automatically interact with
|
|
* the server without reloading the page
|
|
*/
|
|
require('form_ajax_submit.php');
|
|
|
|
/*
|
|
* Include the blog post view class and initialize the object to define
|
|
* details of presentation of the forms and listings of the posts being
|
|
* edited
|
|
*/
|
|
require('blog_post_view.php');
|
|
|
|
$view = new blog_post_view_class;
|
|
if(!$view->Initialize())
|
|
die('Error: '.$model->error);
|
|
|
|
$form=new form_class;
|
|
$form->NAME = 'scaffolding_form';
|
|
$form->METHOD = 'POST';
|
|
$form->ACTION = (defined('SCAFFOLDING_URI') ? SCAFFOLDING_URI : '?');
|
|
$form->InvalidCLASS = $view->GetInvalidInputsClass();
|
|
$form->ShowAllErrors = 1;
|
|
$form->ErrorMessagePrefix = '- ';
|
|
$form->debug = 'trigger_error';
|
|
|
|
/*
|
|
* Include the blog post model class and initialize the object to store
|
|
* and retrieve data of the post entries being edited
|
|
*/
|
|
require('blog_post_model.php');
|
|
|
|
$model = new blog_post_model_class;
|
|
if(!$model->Initialize())
|
|
die('Error: '.$model->error);
|
|
|
|
/*
|
|
* Add the scaffolding custom input with all the necessary properties
|
|
*/
|
|
$error = $form->AddInput(array(
|
|
'TYPE'=>'custom',
|
|
'CustomClass'=>'form_scaffolding_class',
|
|
'ID'=>'posts',
|
|
|
|
/*
|
|
* Customize all the necessary messages for which the default values
|
|
* may not be suitable. These messages may include HTML tags.
|
|
*/
|
|
'ListingMessage'=>'All blog posts',
|
|
'NoEntriesMessage'=>'No blog articles were submitted.',
|
|
'CreateMessage'=>'Submit a new blog post',
|
|
'CreateCanceledMessage'=>'Submitting the blog post was canceled.',
|
|
'CreatedMessage'=>'The new blog post was submitted successfully.',
|
|
'UpdateMessage'=>'Update this blog post',
|
|
'UpdateCanceledMessage'=>'Updating the blog post was canceled.',
|
|
'UpdatedMessage'=>'The blog post was updated successfully.',
|
|
'DeleteMessage'=>'Are you sure you want to delete this blog post?',
|
|
'DeleteCanceledMessage'=>'Deleting the blog post was canceled.',
|
|
'DeletedMessage'=>'The blog post was deleted successfully.',
|
|
|
|
/*
|
|
* If we want to display entry previews, a few more properties are
|
|
* necessary.
|
|
*/
|
|
'Preview'=>1,
|
|
'PreviewLabel'=>'Preview',
|
|
'CreatePreviewMessage'=>'New blog post preview',
|
|
'UpdatePreviewMessage'=>'Blog post update preview',
|
|
|
|
/*
|
|
* If we want to allow saving an entry and continue editing, a few
|
|
* more properties are necessary.
|
|
*/
|
|
'Save'=>1,
|
|
'SaveLabel'=>'Save',
|
|
|
|
/*
|
|
* If we want to allow viewing an entry without editing it, a few
|
|
* more properties are necessary.
|
|
*/
|
|
'View'=>1,
|
|
'ViewLabel'=>'View',
|
|
'ViewingMessage'=>'Viewing blog post',
|
|
|
|
/*
|
|
* Here we define all the input fields necessary to edit the
|
|
* properties of each entry being created or updated.
|
|
*/
|
|
'EntryFields'=>array(
|
|
array(
|
|
'TYPE'=>'text',
|
|
'NAME'=>'title',
|
|
'LABEL'=>'<u>T</u>itle',
|
|
'ValidateAsNotEmpty'=>1,
|
|
'ValidationErrorMessage'=>'It was not entered a valid post title.',
|
|
),
|
|
array(
|
|
'TYPE'=>'textarea',
|
|
'NAME'=>'body',
|
|
'LABEL'=>'<u>B</u>ody',
|
|
'COLS'=>60,
|
|
'ROWS'=>10,
|
|
'ValidateAsNotEmpty'=>1,
|
|
'ValidationErrorMessage'=>'It was not entered a valid post body.',
|
|
)
|
|
),
|
|
|
|
/*
|
|
* Several properties may be set to customize the presentation of the
|
|
* listing of existing entries.
|
|
*/
|
|
'ListingClass'=>'listing box',
|
|
'HighlightRowListingClass'=>'highlightrow',
|
|
'OddRowListingClass'=>'oddrow',
|
|
'EvenRowListingClass'=>'evenrow',
|
|
|
|
/*
|
|
* Customize the presentation of validation error messages and marks
|
|
* that appear next to invalid fields.
|
|
*/
|
|
'ErrorMessageFormat'=>$view->GetErrorMessageFormat(),
|
|
'InvalidMark'=>$view->GetInvalidMark(),
|
|
|
|
/*
|
|
* Customize the HTML that envolve the forms for creating, updating
|
|
* and deleting entries.
|
|
*/
|
|
'FormHeader'=>$view->GetFormHeader(),
|
|
'FormFooter'=>$view->GetFormFooter(),
|
|
));
|
|
if(strlen($error))
|
|
die('Error: '.$error);
|
|
|
|
/*
|
|
* Handle events AJAX requests handling events.
|
|
* Do not output anything nor send any headers before this line.
|
|
*/
|
|
$form->HandleEvent($processed);
|
|
|
|
/*
|
|
* Exit your script if all AJAX events were processed.
|
|
*/
|
|
if($processed)
|
|
exit;
|
|
|
|
/*
|
|
* Load input values so the scaffolding input can post event messages
|
|
* for handling by your application.
|
|
*/
|
|
$submitted = strlen($form->WasSubmitted('')) != 0;
|
|
$form->LoadInputValues($submitted);
|
|
|
|
/*
|
|
* Were any messages posted to handle scaffolding events?
|
|
*/
|
|
if($form->GetNextMessage($message))
|
|
{
|
|
|
|
/*
|
|
* If so process and reply to all messages until there are no more
|
|
* messages to process.
|
|
*/
|
|
do
|
|
{
|
|
|
|
/*
|
|
* First lets check which input posted a message.
|
|
*/
|
|
switch($message['From'])
|
|
{
|
|
case 'posts':
|
|
|
|
/*
|
|
* If it was the posts scaffolding input, now lets handle each
|
|
* type of event.
|
|
*/
|
|
switch($message["Event"])
|
|
{
|
|
case "listing":
|
|
/*
|
|
* When the listing event is sent, applications should
|
|
* retrieve the data of entries to display and set a few
|
|
* properties to tell the scaffolding plug-in how to render
|
|
* the entries.
|
|
*/
|
|
$page = $message['Page'];
|
|
if(!$model->GetEntries($page, $posts, $total_posts))
|
|
die('Error: '.$model->error);
|
|
if(!$view->GetPostListingFormat($columns, $id_column, $page_entries))
|
|
die('Error: '.$view->error);
|
|
$form->SetInputProperty('posts', 'IDColumn', $id_column);
|
|
$form->SetInputProperty('posts', 'Columns', $columns);
|
|
$form->SetInputProperty('posts', 'TotalEntries', $total_posts);
|
|
$form->SetInputProperty('posts', 'PageEntries', $page_entries);
|
|
$form->SetInputProperty('posts', 'Page', $page);
|
|
$form->SetInputProperty('posts', 'Rows', $posts);
|
|
break;
|
|
|
|
case "created":
|
|
/*
|
|
* When the created event is sent, applications should
|
|
* validate the form and create a new entry if it is all
|
|
* OK.
|
|
*/
|
|
if(strlen($error_message = $form->Validate($verify, 'posts-submit')) == 0)
|
|
{
|
|
$form->LoadInputValues(1);
|
|
$entry = array(
|
|
'title' => $form->GetInputValue('title'),
|
|
'body' => $form->GetInputValue('body')
|
|
);
|
|
if(!$model->CreateEntry($entry))
|
|
{
|
|
/*
|
|
* If there was a problem creating an entry, cancel the
|
|
* entry creation and display an helpful error message.
|
|
*/
|
|
$message['Cancel'] = 1;
|
|
$form->SetInputProperty('posts', 'CreateCanceledMessage', 'Error: '.$model->error);
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
* If the entry was created successfully, set the Entry
|
|
* entry of the message array to pass back the
|
|
* identifier of the newly created entry.
|
|
*/
|
|
$message['Entry'] = $entry['id'];
|
|
}
|
|
}
|
|
break;
|
|
|
|
case "updating":
|
|
case "updated":
|
|
/*
|
|
* When it is sent an event of an entry being updated, make
|
|
* sure the specified entry identifier really exists and
|
|
* can be updated.
|
|
*/
|
|
$id = $message['Entry'];
|
|
if(!$model->ReadEntry($id, $entry))
|
|
{
|
|
/*
|
|
* If there was a problem checking the an entry, cancel
|
|
* the entry update and display an helpful error
|
|
* message.
|
|
*/
|
|
$message['Cancel'] = 1;
|
|
$form->SetInputProperty('posts', 'UpdateCanceledMessage', 'Error: '.$model->error);
|
|
}
|
|
elseif(IsSet($entry))
|
|
{
|
|
$form->SetInputValue('title', $entry['title']);
|
|
$form->SetInputValue('body', $entry['body']);
|
|
|
|
/*
|
|
* When the updated event is sent, applications should
|
|
* validate the form and update the entry if it is all
|
|
* OK.
|
|
*/
|
|
if(!strcmp($message['Event'], 'updated'))
|
|
{
|
|
$form->LoadInputValues(1);
|
|
$entry['title'] = $form->GetInputValue('title');
|
|
$entry['body'] = $form->GetInputValue('body');
|
|
if(strlen($form->Validate($verify, 'posts-submit')) == 0)
|
|
{
|
|
if(!$model->UpdateEntry($id, $entry))
|
|
{
|
|
/*
|
|
* If there was a problem updating the entry, cancel the
|
|
* entry updating and display an helpful error message.
|
|
*/
|
|
$message['Cancel'] = 1;
|
|
$form->SetInputProperty('posts', 'UpdateCanceledMessage', 'Error: '.$model->error);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
* If the entry does not exist or the user does not have
|
|
* permissions to access it, cancel the entry update but
|
|
* do not display any message as this may be an attempt
|
|
* to access unauthorized information.
|
|
*/
|
|
$message['Cancel'] = 1;
|
|
$form->SetInputProperty('posts', 'UpdateCanceledMessage', '');
|
|
}
|
|
break;
|
|
|
|
case "deleting":
|
|
case "deleted":
|
|
/*
|
|
* When it is sent an event of an entry being deleted, make
|
|
* sure the specified entry identifier really exists and
|
|
* can be updated.
|
|
*/
|
|
$id = $message['Entry'];
|
|
if(!$model->ReadEntry($id, $entry))
|
|
{
|
|
/*
|
|
* If there was a problem checking the an entry, cancel
|
|
* the entry update and display an helpful error message.
|
|
*/
|
|
$message['Cancel'] = 1;
|
|
$form->SetInputProperty('posts', 'DeleteCanceledMessage', 'Error: '.$model->error);
|
|
}
|
|
elseif(IsSet($entry))
|
|
{
|
|
/*
|
|
* When the deleted event is sent, applications should
|
|
* validate the form and delete the entry if it is all
|
|
* OK.
|
|
*/
|
|
if(!strcmp($message['Event'], 'deleted'))
|
|
{
|
|
if(strlen($form->Validate($verify, 'posts-delete')) == 0)
|
|
{
|
|
if(!$model->DeleteEntry($id, $entry))
|
|
{
|
|
/*
|
|
* If there was a problem deleting the entry, cancel the
|
|
* entry deletion and display an helpful error message.
|
|
*/
|
|
$message['Cancel'] = 1;
|
|
$form->SetInputProperty('posts', 'DeleteCanceledMessage', 'Error: '.$model->error);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
* If the entry does not exist or the user does not have
|
|
* permissions to access it, cancel the entry deletion
|
|
* but do not display any message as this may be an
|
|
* attempt to access unauthorized information.
|
|
*/
|
|
$message['Cancel'] = 1;
|
|
$form->SetInputProperty('posts', 'DeleteCanceledMessage', '');
|
|
}
|
|
break;
|
|
|
|
case 'update_previewing':
|
|
case 'viewing':
|
|
/*
|
|
* When it is sent an event to show an existing entry or a
|
|
* preview of an entry being updated, make sure the
|
|
* specified entry identifier really exists and can be
|
|
* updated.
|
|
*/
|
|
$form->GetInputProperty('posts', 'Entry', $id);
|
|
$id = intval($id);
|
|
if(!$model->ReadEntry($id, $entry))
|
|
{
|
|
/*
|
|
* If there was a problem checking the an entry, cancel
|
|
* the entry update.
|
|
*/
|
|
$message['Cancel'] = 1;
|
|
break;
|
|
}
|
|
if(!IsSet($entry))
|
|
{
|
|
/*
|
|
* If the entry does not exist or the user does not have
|
|
* permissions to access it, cancel the entry update
|
|
* but do not display any message as this may be an
|
|
* attempt to access unauthorized information.
|
|
*/
|
|
$message['Cancel'] = 1;
|
|
break;
|
|
}
|
|
case 'create_previewing':
|
|
/*
|
|
* When it is sent an event to show an existing entry or a
|
|
* preview of an entry being created or updated,
|
|
* applications should validate the form and generate the
|
|
* output HTML if it is all OK.
|
|
*/
|
|
if(strcmp($message['Event'], 'viewing'))
|
|
{
|
|
$form->LoadInputValues(1);
|
|
$error_message = $form->Validate($verify);
|
|
if(strlen($error_message))
|
|
break;
|
|
$entry = array(
|
|
'title' => $form->GetInputValue('title'),
|
|
'body' => $form->GetInputValue('body')
|
|
);
|
|
}
|
|
if(!$view->GetPostOutput($entry, $output))
|
|
die('Error: '.$view->error);
|
|
/*
|
|
* If the preview was generated successfully, set the
|
|
* EntryOutput property to the necessary HTML to display
|
|
* the entry preview.
|
|
*/
|
|
$form->SetInputProperty('posts', 'EntryOutput', $output);
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* After processing each type of event, always reply to the
|
|
* message.
|
|
*/
|
|
if(strlen($error = $form->ReplyMessage($message, $processed)))
|
|
die('Error: '.$error);
|
|
}
|
|
/*
|
|
* Check whether there anymore posted messages until all have been
|
|
* processed.
|
|
*/
|
|
while(!$processed
|
|
&& $form->GetNextMessage($message));
|
|
|
|
/*
|
|
* Exit your script if all AJAX events were processed.
|
|
*/
|
|
if($processed)
|
|
exit;
|
|
}
|
|
|
|
/*
|
|
* Finalize the model object after we are done with it.
|
|
*/
|
|
|
|
if(!$model->Finalize())
|
|
die('Error: '.$model->error);
|
|
|
|
/*
|
|
* Get some values to generate the page output.
|
|
*/
|
|
$onload = HtmlSpecialChars($form->PageLoad());
|
|
$onunload = HtmlSpecialChars($form->PageUnload());
|
|
$head = $form->PageHead();
|
|
$styles = $view->GetCSSStyles();
|
|
|
|
/*
|
|
* Finalize the view object after we are done with it.
|
|
*/
|
|
if(!$view->Finalize())
|
|
die('Error: '.$view->error);
|
|
|
|
/*
|
|
* Generate the page output.
|
|
*/
|
|
|
|
?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
|
|
<html>
|
|
<head>
|
|
<title>Test for Manuel Lemos' PHP form class
|
|
using the scaffolding plug-in input</title>
|
|
<style type="text/css"><!--
|
|
<?php
|
|
echo $styles;
|
|
?>
|
|
// --></style>
|
|
<?php echo $head; ?>
|
|
</head>
|
|
<body onload="<?php echo $onload; ?>"
|
|
onunload="<?php echo $onunload; ?>"
|
|
bgcolor="#cccccc">
|
|
<center><h1>Test for Manuel Lemos' PHP form class
|
|
using the scaffolding plug-in input</h1></center>
|
|
<hr />
|
|
<?php
|
|
$form->AddInputPart('posts');
|
|
$form->DisplayOutput();
|
|
?>
|
|
<hr />
|
|
</body>
|
|
</html>
|