[Phpgroupware-cvs] phpgwapi/inc/class.validator.inc.php, 1.5

[nomail]

Update of /phpgwapi/inc
Added Files:
        Branch: 
          class.validator.inc.php

date: 2004/12/30 06:47:31;  author: skwashd;  state: Exp;  lines: +151 -1197

Log Message:
new HEAD
=====================================================================
<?php
        /**
        * Validator
        * @author Dan Kuykendall <address@hidden>
        * @author Joseph Engo <address@hidden>
        * @author Dave Hall <address@hidden>
        * @copyright Copyright (C) 2000-2004 Free Software Foundation Inc. 
http://www.fsf.org/
        * @license http://www.fsf.org/licenses/gpl.html GNU eneral Public 
License
        * @package phpgwapi
        * @subpackage utilities
        * @version $Id: class.validator.inc.php,v 1.5 2004/12/30 06:47:31 
skwashd Exp $
        */

        /**
        * Validator
        * @package phpgwapi
        * @subpackage utilities
        * @internal The stubbed methods needs to be fixed!
        */
        class validator
        {
         var $error;

                function clear_error ()
                {
                        $this->nonfree_call();
                }

                /* check if string contains any whitespace */
                function has_space ($text)
                {
                        return ereg('( |\n|\t|\r)+', $text);
                }

                function chconvert ($fragment)
                {
                        $this->nonfree_call();
                }

                function get_perms ($fileName)
                {
                        $this->nonfree_call();
                }

                function is_sane ($filename)
                {
                        $this->nonfree_call();
                }

                /* strips all whitespace from a string */
                function strip_space ($text)
                {
                        return ereg('( |\n|\t|\r)+', '', $text);
                }

                function is_allnumbers ($text)
                {
                        $this->nonfree_call();
                }

                function strip_numbers ($text)
                {
                        $this->nonfree_call();
                }

                function is_allletters ($text)
                {
                        $this->nonfree_call();
                }

                function strip_letters ($text)
                {
                        $this->nonfree_call();
                }

                function has_html ($text='')
                {
                        return ($text != $this->strip_html($text));
                }

                function strip_html ($text='')
                {
                        return strip_tags($text);
                }

                function has_metas ($text='')
                {
                        return ($text != $this->strip_metas($text));
                }

                function strip_metas ($text = "")
                {
                        $metas = array('$','^','*','(',')','+','[',']','.','?');
                        return str_replace($metas, '', stripslashes($text));
                }

                function custom_strip ($Chars, $text = "")
                {
                        $this->nonfree_call();
                }

                function array_echo ($array, $name='Array')
                {
                        echo '<pre>';
                        print_r($array);
                        echo '<pre>';
                }

                function is_email ($address='')
                {
                        list($user, $domain) = explode('@', $address);
                        
                        if(!($user && $domain))
                        {
                                return false;
                        }
                        
                        if (ereg('^[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+'.'@'.
                                '[-!#$%&\'*+\\/0-9=?A-Z^_`a-z{|}~]+\.'.
                                '[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+$', 
$address))
                        {
                                return true;
                        }
                        return false;
                }

                function is_url ($url='')
                {
                        //echo "Checking $url<br>";
                        $uris = array(
                                'ftp'   => True,
                                'https' => True,
                                'http'  => True
                                );
                        $url_elements = parse_url($url);
                        
                        //echo '<pre>';
                        //print_r($url_elements);
                        //echo '</pre>';

                        if(!is_array($url_elements))
                        {
                                return false;
                        }

                        //echo 'Scheme ' . $url_elements['scheme'];
                        if(@$uris[$url_elements['scheme']])
                        {
                                //echo ' is valid<br>host ' . 
$url_elements['host'];
                                if( eregi("[a-z]", $url_elements['host']) )
                                {
                                        //echo ' is name<br>';
                                        return 
$this->is_hostname($url_elements['host']);
                                }
                                else
                                {
                                        //echo ' is ip<br>';
                                        return 
$this->is_ipaddress($url_elements['host']);
                                }
                        }
                        else
                        {
                                //echo ' is invalid<br>';
                                return $false;
                        }
                        
                }

                //the url may be valid, but this method can't test all types
                function url_responds ($url='')
                {
                        if(!$this->is_url($url))
                        {
                                return false;
                        }

                        address@hidden($url);
                        if($fp)
                        {
                                fclose($fp);
                                return true;
                        }
                        else
                        {
                                return false;
                        }
                }

                function is_phone ($Phone='')
                {
                        $this->nonfree_call();
                }

                function is_hostname ($hostname='')
                {
                        //echo "Checking $hostname<br>";
                        $segs = explode('.', $hostname);
                        if(is_array($segs))
                        {
                                foreach($segs as $seg)
                                {
                                        //echo "Checking $seg<br>";
                                        if(eregi("[a-z0-9\-]{0,62}",$seg))
                                        {
                                                $return = True; 
                                        }

                                        if(!$return)
                                        {
                                                return False;
                                        }
                                }
                                return True;
                        }
                        return False;
                }

                function is_bigfour ($tld)
                {
                        $this->nonfree_call();
                }

                function is_host ($hostname='', $type='ANY')
                {
                        if($this->is_hostname($hostname))
                        {
                                return checkdnsrr($hostname, $type);
                        }
                        else
                        {
                                return false;
                        }
                        
                }

                function is_ipaddress ($ip='')
                {
                        if(strlen($ip) <= 15)
                        {
                                $segs = explode('.', $ip);
                                if(count($segs) != 4)
                                {
                                        return false;
                                }
                                foreach($segs as $seg)
                                {
                                        if( ($seg < 0) || ($seg >= 255) )
                                        {
                                                return false;
                                        }
                                }
                                return true;
                        }
                        else
                        {
                                return false;
                        }
                }

                function ip_resolves ($ip='')
                {
                        if($this->is_ipaddress($ip))
                        {
                                return !strcmp($hostname, gethostbyaddr($ip));
                        }
                        else
                        {
                                return false;
                        }
                }

                function browser_gen ()
                {
                        $this->nonfree_call();
                }

                function is_state ($State = "")
                {
                        $this->nonfree_call();
                }

                function is_zip ($zipcode = "")
                {
                        $this->nonfree_call();
                }

                function is_country ($countrycode='')
                {
                        $this->nonfree_call();
                }
                
                function nonfree_call()
                {
                        echo 'class.validator.inc.php used to contain code that 
was not Free ';
                        echo 'Software (<a 
href="(http://www.gnu.org/philosophy/free-sw.html";>see ';
                        echo 'definition</a> , therefore it has been removed. 
<br><br>';
                        echo 'If you are a application maintainer, please 
update your app. ';
                        echo 'If you are a user, please file a bug report on ';
                        echo '<a 
href="https://savannah.gnu.org/bugs/?group=phpgroupware";>';
                        echo 'our project page at savannah.gnu.org</a>. Please 
copy and paste ';
                        echo 'the following information into the bug 
report:<br>';
                        echo '<b>Summary<b>: ' . 
$GLOBALS['phpgw_info']['flags']['currentapp'];
                        echo 'calls class.validator.inc.php';
                        echo 'Information:<br> The call was found when calling: 
' . $_SERVER['QUERY_STRING'];
                        echo '<br><br>This application will now halt!<br><br>';
                        echo '<a href="'. $GLOBALS['phpgw']->link('/home.php') 
.'">Return to Home Screen</a>';
                        exit;
                }
        }
?>