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File: sample1.php

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  Classes of Herman Veluwenkamp   HV WDDX Metadata   sample1.php   Download  
File: sample1.php
Role: Example script
Content type: text/plain
Description: Sample PHP for XUL form generation and validation
Class: HV WDDX Metadata
Generates XUL and HTML forms based on XML config.
Author: By
Last change: Use 'file' and 'implode' instead of 'file_get_contents' for older php versions.
Put '<?xml' in echos instead of inline, to avoid parser problems.
Date: 20 years ago
Size: 1,965 bytes
 

Contents

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<?php
error_reporting
(E_ALL);

include
'PEAR.php';
include
'HV_WDDX_Metadata.php';

$xml_config = implode(file('events.xml'),"\n"); // file holds WDDX metdata.
$xsl = implode(file('edit.xsl'),"\n"); // form for editing.
$xsl_js = implode(file('javascript.xsl'),"\n"); // for creating javascript array for client-side processing.
     
// instantiate class. use var_dump for error reporting.
$data = new HV_WDDX_Metadata(PEAR_ERROR_CALLBACK, 'var_dump');

// set config
$data->setConfig($xml_config);


// if form has already been submitted, parse request and insert it back into config.
if (isset($_REQUEST['_action'])) {
 
$data->parse($_REQUEST);
 
$xml_config = $data->conf;
}


// define arguments for XSLT processor.
$arguments = array('/_xml' => $xml_config, '/_xsl' => $xsl, '/_xsl_js' => $xsl_js);

// action for form submission.
$parameters = array('action' => $_SERVER["PHP_SELF"]);

$xslt_transformer = xslt_create();

// create javascript array for client-side validation.
$javascript = xslt_process($xslt_transformer, 'arg:/_xml', 'arg:/_xsl_js', NULL, $arguments );

// create XUL form markup.
$xul = xslt_process($xslt_transformer, 'arg:/_xml', 'arg:/_xsl', NULL, $arguments, $parameters );

// free object
xslt_free($xslt_transformer);



// display form
header('Content-Type: application/vnd.mozilla.xul+xml');
echo(
'<?xml version="1.0" encoding="ISO-8859-15"?>'."\n");
echo(
'<?xml-stylesheet href="chrome://global/skin/" type="text/css"?>'."\n");
echo(
'<?xml-stylesheet href="xbl.css" type="text/css"?>'."\n");
?>


<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
        xmlns:html="http://www.w3.org/1999/xhtml">
       
<script type="application/x-javascript" src="validate.js"/>

<script type="application/x-javascript">
<?php echo $javascript; ?>
</script>

<?php echo $xul; ?>

</window>