/**
* Validate a CSS data source
*
* Execute the W3C CSS validator service on each data source (filename
* or string) given by parameter $styles.
*
* @param array $styles Data sources to check validity
* @param array &$messages Error and Warning messages
* issue from W3C CSS validator service
*
* @return boolean|PEAR_Error
* @since version 1.5.0 (2008-01-15)
* @access public
* @throws HTML_CSS_ERROR_INVALID_INPUT,
* HTML_CSS_ERROR_INVALID_DEPS, HTML_CSS_ERROR_INVALID_SOURCE
*/
function validate($styles, &$messages)
{
$php = phpversion();
if (version_compare($php, '5.0.0', '<')) {
return $this->raiseError(HTML_CSS_ERROR_INVALID_DEPS, 'exception', array('funcname' => __FUNCTION__, 'dependency' => 'PHP 5', 'currentdep' => "PHP {$php}"));
}
@(include_once 'Services/W3C/CSSValidator.php');
if (class_exists('Services_W3C_CSSValidator', false) === false) {
return $this->raiseError(HTML_CSS_ERROR_INVALID_DEPS, 'exception', array('funcname' => __FUNCTION__, 'dependency' => 'PEAR::Services_W3C_CSSValidator', 'currentdep' => 'nothing'));
}
if (!is_array($styles)) {
return $this->raiseError(HTML_CSS_ERROR_INVALID_INPUT, 'exception', array('var' => '$styles', 'was' => gettype($styles), 'expected' => 'array', 'paramnum' => 1));
} elseif (!is_array($messages)) {
return $this->raiseError(HTML_CSS_ERROR_INVALID_INPUT, 'exception', array('var' => '$messages', 'was' => gettype($messages), 'expected' => 'array', 'paramnum' => 2));
}
// prepare to call the W3C CSS validator service
$v = new Services_W3C_CSSValidator();
$validity = true;
$messages = array('errors' => array(), 'warnings' => array());
foreach ($styles as $i => $source) {
if (!is_string($source)) {
return $this->raiseError(HTML_CSS_ERROR_INVALID_INPUT, 'exception', array('var' => '$styles[' . $i . ']', 'was' => gettype($styles[$i]), 'expected' => 'string', 'paramnum' => 1));
}
if (strcasecmp(substr($source, -4, 4), '.css') == 0) {
// validate a file as CSS content
$r = $v->validateFile($source);
} else {
// validate a string as CSS content
$r = $v->validateFragment($source);
}
if ($r === false) {
$validity = false;
}
if ($r->isValid() === false) {
$validity = false;
foreach ($r->errors as $error) {
$properties = get_object_vars($error);
$messages['errors'][] = $properties;
}
foreach ($r->warnings as $warning) {
$properties = get_object_vars($warning);
$messages['warnings'][] = $properties;
}
$this->raiseError(HTML_CSS_ERROR_INVALID_SOURCE, count($r->errors) == 0 ? 'warning' : 'error', array('sourcenum' => $i, 'errcount' => count($r->errors), 'warncount' => count($r->warnings)));
}
}
return $validity;
}
<?php
/**
* Example file to demonstrate validating a URI.
*
* PHP version 5
*
* @category Web_Services
* @package Services_W3C_CSSValidator
* @author Laurent Laville <*****@*****.**>
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version CVS: $Id$
* @link http://pear.php.net/package/Services_W3C_CSSValidator
* @since File available since Release 0.1.0
*/
error_reporting(E_ALL);
ini_set('display_errors', true);
require_once 'Services/W3C/CSSValidator.php';
$v = new Services_W3C_CSSValidator();
$r = $v->validateUri('http://pear.php.net');
echo '<pre>';
var_dump($r);
echo '</pre>';
<?php
/**
* Example file demonstrating how to validate a CSS fragment.
*
* PHP version 5
*
* @category Web_Services
* @package Services_W3C_CSSValidator
* @author Laurent Laville <*****@*****.**>
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version CVS: $Id$
* @link http://pear.php.net/package/Services_W3C_CSSValidator
* @since File available since Release 0.1.0
*/
error_reporting(E_ALL);
ini_set('display_errors', true);
require_once 'Services/W3C/CSSValidator.php';
$v = new Services_W3C_CSSValidator();
$r = $v->validateFragment('ul.man-side_top,
ul.man-side_up,
ul.man-side_download {
margin-top: 0.5e;
margin-bottom: 0.5em;
margin-left: 0.7em;
padding-left: 0.7em;
}');
echo '<pre>';
var_dump($r);
echo '</pre>';
<?php
/**
* Example file demonstrating how to validate a CSS fragment.
*
* PHP version 5
*
* @category Web_Services
* @package Services_W3C_CSSValidator
* @author Laurent Laville <*****@*****.**>
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version CVS: $Id$
* @link http://pear.php.net/package/Services_W3C_CSSValidator
* @since File available since Release 0.1.0
*/
error_reporting(E_ALL);
ini_set('display_errors', true);
require_once 'Services/W3C/CSSValidator.php';
$v = new Services_W3C_CSSValidator();
$r = $v->validateFragment('@import url("foo.css") screen, print;
@media screen { color: green; background-color: yellow; }
@namespace foo url("http://www.example.com/");
html { height: 100%; }
@charset "UTF-8";
@page thin:first { size: 3in 8in }
@fontdef url("http://www.example.com/sample.pfr");
@font-face { font-family: dreamy; font-weight: bold; }');
echo '<pre>';
var_dump($r);
echo '</pre>';
<?php
/**
* Example usage of Services_W3C_CSSValidator of validating a local file.
*
* PHP version 5
*
* @category Web_Services
* @package Services_W3C_CSSValidator
* @author Laurent Laville <*****@*****.**>
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version CVS: $Id$
* @link http://pear.php.net/package/Services_W3C_CSSValidator
* @since File available since Release 0.1.0
*/
error_reporting(E_ALL);
ini_set('display_errors', true);
require_once 'Services/W3C/CSSValidator.php';
$v = new Services_W3C_CSSValidator();
$r = $v->validateFile('pear_manual.css');
echo '<pre>';
var_dump($r);
echo '</pre>';
