W3.org XHTML Validator PHP Class - Jamie Telin #validator #api #PHP

api_w3cvalidation.class

<?
/*
   Author:	Jamie Telin ([email protected]), currently at employed Zebramedia.se
	
   Scriptname: W3C Validation Api v1.0 (W3C Markup Validation Service)

   Use:		
   		//Create new object
			$validate = new W3cValidateApi;
				
			//Example 1
				$validate->setUri('http://google.com/');	//Set URL to check
				echo $validate->makeValidationCall();		//Will return SOAP 1.2 response

			//Example 2
				$a = $validate->validate('http://google.com/');
				if($a){
					echo 'Verified!';
				} else {
					echo 'Not verified!<br>';
					echo 'Errors found: ' . $validate->ValidErrors;
				}
			
			//Example 3
				$validate->ui_validate('http://google.com/'); //Visual display
			
			//Settings
				$validate->Output 		//Set the type of output you want, default = soap12 or web
				$validate->Uri 			//Set url to be checked
				$validate->setUri($uri) //Set url to be checked and make callUrl, deafault way to set URL
				$validate->SilentUi		//Set to false to prevent echo the vidual display
				$validate->Sleep		//Default sleeptime is 1 sec after API call
*/

class W3cValidateApi{

	var $BaseUrl = 'http://validator.w3.org/check';
	var $Output = 'soap12';
	var $Uri = '';
	var $Feedback;
	var $CallUrl = '';
	var $ValidResult = false;
	var $ValidErrors = 0;
	var $Sleep = 1;
	var $SilentUi = false;
	var $Ui = '';

	function W3cValidateApi(){
		//Nothing...
	}
	
	function makeCallUrl(){
		$this->CallUrl = $this->BaseUrl . "?output=" . $this->Output . "&uri=" . $this->Uri;
	}
	
	function setUri($uri){
		$this->Uri = $uri;
		$this->makeCallUrl();
	}
	
	function makeValidationCall(){
		if($this->CallUrl != '' && $this->Uri != '' && $this->Output != ''){
			$handle = fopen($this->CallUrl, "rb");
			$contents = '';
			while (!feof($handle)) {
				$contents .= fread($handle, 8192);
			}
			fclose($handle);
			$this->Feedback = $contents;
			sleep($this->Sleep);
			return $contents;
		} else {
			return false;
		}
	}
	
	function validate($uri){
		if($uri != ''){
			$this->setUri($uri);
		} else {
			$this->makeCallUrl();
		}
		
		$this->makeValidationCall();

		$a = strpos($this->Feedback, '<m:validity>', 0)+12;
		$b = strpos($this->Feedback, '</m:validity>', $a);
		$result = substr($this->Feedback, $a, $b-$a);
		if($result == 'true'){
			$result = true;
		} else {
			$result = false;
		}
		$this->ValidResult = $result;
		
		if($result){
			return $result;
		} else {
			//<m:errorcount>3</m:errorcount>
			$a = strpos($this->Feedback, '<m:errorcount>', $a)+14;
			$b = strpos($this->Feedback, '</m:errorcount>', $a);
			$errors = substr($this->Feedback, $a, $b-$a);
			$this->ValidErrors = $errors;
		}
	}
	
	function ui_validate($uri){
		$this->validate($uri);
		
		if($this->ValidResult){
			$msg1 = 'This document was successfully checked';
			$color1 = '#00CC00';
		} else {
			$msg1 = 'Errors found while checking this document';
			$color1 = '#FF3300';
		}
		$ui = '<div style="background:#FFFFFF; border:1px solid #CCCCCC; padding:2px;">
					<h1 style="color:#FFFFFF; border-bottom:1px solid #CCCCCC; margin:0; padding:5px; background:'.$color1.'; font-family:Arial, Helvetica, sans-serif; font-size:16px; font-weight:bold;">
					 '.$msg1.'
					</h1>
					<div>
						<strong>Errors:</strong><br>
						'.$this->ValidErrors.'
					</div>
				</div>';
		$this->Ui = $ui;
		if($this->SilentUi == false){
			echo $ui;
		}
		return $ui;
		
	}
	
}
?>