<?php
    /*
     * klasse for håndtering av bilder i applikasjonen
     * 
     * bruker imagemagick (www.imagemagick.org) og
     * GD
     * 
     */
    class imageHandler
    {
        /*
         * inneholder filbane/filnavn til redigert bilde
         *
         * @var String
         */
        var $imageStream;
        
        /*
         * inneholder filstørrelse
         *
         * @var Integer
         */        
        var $imageSize;
        
        /*
         * inneholder filtype
         *
         * @var String
         */
        var $imageType;
        
        /*
         * inneholder filnavn etter rename
         *
         * @var String
         */
        var $imageRenamed;        
        
        /*
         * om et bilde/bildene er ferdige
         *
         * @var Boolean
         */
        var $imageComplete = false;
        
        /*
         * absolutt filbane for mappen med bilder
         * eks: /home/usr/www/images/
         *
         * @var String
         */        
        var $imagePath = "/home/gensertrykk/www/v1/img/";
        
        /*
         * max filstørrelse
         *
         * @var Integer
         */
        var $imageMaxSize = 2000000;
        
        /*
         * telleren
         *
         * @var Integer
         */
        var $imageTicker = 0;
        
        /*
         * bildearrayen
         *
         * @var Array
         */        
        var $imageArray = array();
        
        /*
         * for bruker input text
         *
         * @var String
         */
        var $textStream;
        
        /*
         * for evt feil på systemkommandoer
         *
         * @var Integer
         */
        var $systemCheck;
        
        /*
         * for combineTextImage()
         *
         * @var String
         */
        var $outputStream;        
        
        /*
         * kompilerer bilde og tekst sammen
         * 
         * @input String, Integer, String, Integer, Integer, String
         * @output String
         * @return Boolean
         */
        function combineTextImage($sessionID, $resize, $imageStream, $x, $y, $output)
        {
            system("/usr/bin/composite /home/gensertrykk/www/v1/txt/".$sessionID."_text.png -resize ".$resize."% /home/gensertrykk/www/v1/composed/".$sessionID."_comp.png -compose bumpmap -gravity south /home/gensertrykk/www/v1/composed/".$sessionID."_txt_comp.png", $this->systemCheck);            
            if($this->systemCheck == 1)
            {
                $this->outputStream = $sessionID."_txt_comp.png";
                return true;                
            }
            else
            {
                return false;
            }            
        }
        
        /*
         * overlapper bilde
         * brukes bla. til å kompilere forhåndsvisning
          * 
         * @input String, Integer, String, Integer, Integer, String
         * @output String
         * @return Boolean
         */
        function overLayImage($inputStream, $resize, $fabric, $x, $y, $sessionID)
        {
            system("/usr/bin/composite /home/gensertrykk/www/v1/img/kaligraph.gif -resize 50% /home/gensertrykk/www/v1/fabric/ValueweightT_skyBlue.gif -compose bumpmap -gravity center /home/gensertrykk/www/v1/composed/test6.png", $this->systemCheck);
            
            if($this->systemCheck == 1)
            {
                $this->outputStream = $sessionID."_comp.png";
                return true;                
            }
            else
            {
                return false;
            }
        }
        
        /*
         * lager en bildefil av oppgitt tekst
         *
         * @input String, String
         * @output String
         * @return Boolean
         */
        function makeText($text, $session)
        {
            /*prøvde meg med skgge, bra resultat, men tar lengre tid...
                    system("/usr/local/bin/convert -size 500x200 xc:transparent -font Bookman-DemiItalic -pointsize 100 -draw \"text 100,130 '".$text."'\" \
                -channel RGBA -gaussian 0x6 -fill white -stroke blue -draw \"text 110,140 '".$text."'\" /home/gensertrykk/www/v1/txt/".$session."_text.png");*/
            system("/usr/local/bin/convert -size 500x200 xc:transparent -font Bookman-DemiItalic -pointsize 100 -fill white -stroke blue -draw \"text 110,140 '".$text."'\"                             /home/gensertrykk/www/v1/txt/".$session."_text.png", $this->systemCheck);
    
            $this->textStream = $session."_text.png";
            if($this->systemCheck == 1)
            {
                return true;                
            }
            else
            {
                return false;
            }
        }
        
        /*
         * renamer gitt bilde
         *
         * @input String, String
         * @output Boolean
         * @return Boolean
         */
        function renameImage($fileStream, $sessionID)
        {    
            $this->imageRenamed = $sessionID."_".$fileStream;
            
                $renameImage = copy($this->imagePath . $fileStream, $this->imagePath . $this->imageRenamed);
                $unLink = unlink($this->imagePath . $fileStream);
                    if (!$renameImage)
                    { 
                        exit("kunne ikke rename fil");
                    } 
                    else
                    { 
                        $this->imageComplete = true;
                    }
            return true;
        }

        /*
         * lager thumbnails og kaster dem ut
         *
         * @input String
         * @output Array
         * @return true
         */            
        function makeThumbnails($imagesFolder)
        {
            $imageWidth = "75";  
            $imageHeight = "75";  
            
            $imageDirectory = opendir($imagesFolder);
            $directoryException = array(".", "..");  
            
            while($this->imageStream = readdir($imageDirectory)):

                if ($this->imageStream == $directoryException[0] || $this->imageStream == $directoryException[1]):
                    continue;
                Endif;
                $this->imageStream = $imagesFolder."/".$this->imageStream;
                $this->imageArray[$this->imageTicker] = "\n<a href=\"$this->imageStream\" target=\"_blank\"><img src=\"$this->imageStream\" height=\"$imageHeight\" widht=\"$imageWidth\" border=\"0\" alt=\"$this->imageStream\"></a>\n";
                $this->imageTicker++;
            Endwhile;
            
            closedir($imageDirectory);
            return true;
        }
        
        /*
         * resizer gitt bilde med imagemagick
         *
         * @input Integer, Integer, String, String, Integer
         * @output Boolean
         * @return Boolean
         */
        function resizeImage($newWidth, $newHeight, $imageType, $imageName, $imageRatio)
        {
            if($imageRatio == 1)
            {
                system("/usr/bin/mogrify -resize ".$newWidth."x".$newHeight."! /home/gensertrykk/www/v1/img/".$imageName.".".$imageType."", $this->systemCheck);        
            }
            else
            {
                system("/usr/bin/mogrify -resize ".$newWidth."x".$newHeight." /home/gensertrykk/www/v1/img/".$imageName.".".$imageType."", $this->systemCheck);            
            }

            if($this->systemCheck == 1)
            {
                $this->imageComplete = true;                
            }
            else
            {
                $this->imageComplete = false;                
            }
            return true;
        }
        
        /*
         * laster opp bilde
         *
         * @input String, Integer, String, String
         * @output Boolean, String, Integer, String
         * @return Boolean
         */
        function uploadImage($fileTmpName, $fileSize, $fileType, $fileName)
        {
            if (is_uploaded_file($fileTmpName)) 
            {
                if ($fileSize > $this->imageMaxSize)
                {
                    exit("fil for stor");
                }
                if (($fileType == "image/gif") || ($fileType == "image/pjpeg") || ($fileType == "image/jpeg") || ($fileType == "image/png"))
                {
                    if (file_exists($this->imagePath . $fileName))
                    {
                        exit("filen eksisterer fra før");
                    }
                
                    $uploadImage = copy($fileTmpName, $this->imagePath.$fileName);
                    
                    if (!$uploadImage)
                    { 
                        exit("kunne ikke laste opp fil");
                    } 
                    else
                    { 
                        $this->imageComplete = true;
                    }
                
                    $this->imageStream = $fileName;
                    $this->imageSize = $fileSize;
                    $this->imageType = $fileType;
                } 
                else 
                { 
                    exit("feil filtype");
                }
            }
            return true;
        }
    }
    /*
     * klasse for håndtering av sesjoner
     *
     * @var String
     */
    class sessionHandler
    {
        /*
         * om bruker er logget inn
         *
         * @var Boolean
         */
        var $loggedIn = false;
        
        /*
         * feilmelding
         *
         * @var Integer
         */
        var $logError;
        
        /*
         * http_referer
         *
         * @var String
         */
        var $getUrl;
        
        /*
         * logg ut funksjonen
         *
         * @input String, String
         * @outputs String
         * @returns Integer
         */
        function logOut($userSessionID,$userReferer)
        {
            //spørring - sletter sesjon fra tabell
            $query = mysql_query("DELETE FROM systemSession WHERE sessionID = '$userSessionID'");
            if(!$query)
            {
                $this->logError = 601;
            }
            else
            {
                $this->logError = 600;
            }
    
            //clearer variablene
            session_unset();
            
            //&oslash;delegger denne sesjonen
            session_destroy();

            $this->getUrl = $userReferer;
        }
        
        /*
         * logg inn funksjon
         *
         * @input String, String
         * @return Boolean, Integer
         */
        function logIn($userName, $userPassword)
        {    
            //sikkerhet og formatering
            $cryptedPwd = md5($userPassword);
        
            //henter ut bruker som logger inn
            $userSessionQuery = mysql_query("SELECT * FROM systemUser WHERE userName = '$userName'");// or die("MySQL Login Error: ".mysql_error()." ".mysql_errno()); 
            $userFetchRow = mysql_fetch_array($userSessionQuery);
        
            //deklarere variabler
            $userEmail = $userFetchRow["userEmail"];
            $userNameDB = $userFetchRow["userName"];
            $userPasswordDB = $userFetchRow["userPassword"];
            $userFirstName = $userFetchRow["userFirstName"];
            $userLastName = $userFetchRow["userLastName"];
            $userRights = $userFetchRow["userRights"];
            $userStatus = $userFetchRow["userStatus"];
            $userID = $userFetchRow["userID"];
            $checkUser = "OK";
            $userReferer = $_SERVER['HTTP_REFERER'];
            
            $timeStamp = time();
        
            //sjekker om mailen og passordet stemmer overens med det i databasen
            if (($userName == $userNameDB) && ($userPasswordDB == $cryptedPwd))
            {
                //hvis bruker har aktivert kontoen sin
                if($userStatus == $checkUser)
                {
                    $userSessionID = $_SESSION["userSessionID"];
                    
                    //hvis bruker ikke har plukket varer og f&aring;tt sesjonsid der
                    if(empty($userSessionID))
                    {
                        //kryptering
                        $_SESSION["sessionID"] = md5(uniqid(rand(), true));
                        //registrerer bruker
                        $_SESSION["userEmail"] = $userEmail;
                        //brukernavn
                        $_SESSION["userName"] = $userNameDB;
                        //passord
                        $_SESSION["userPwd"] = $userPassword;
                        //rettigheter
                        $_SESSION["userRights"] = $userRights;
                        //fornavn
                        $_SESSION["userFirstName"] = $userFirstName;
                        //etternavn
                        $_SESSION["userLastName"] = $userLastName;
                        //ip-adresse
                        $_SESSION["userRemoteAdress"] = $_SERVER['REMOTE_ADDR'];
                        //logget inn
                        $_SESSION["userLoggedIn"] = date("Y-m-d H:i:s");
                        //aktivert eller ei
                        $_SESSION["userStatus"] = $userStatus;
                        
                        //dette kunne skippes, men hvis disse variablene settes så vet vi at sesjonen er i orden
                        $userSessionID = $_SESSION["sessionID"];
                        $userEmail = $_SESSION["userEmail"];
                        $userCheckID = $userID;
                        $userRemoteAdress = $_SESSION["userRemoteAdress"];
        
                        $userLoggedIn = date("Y-m-d H:i:s");
                    
                        //sp&oslash;rring
                        $checkUserSql = mysql_query("SELECT * FROM systemSession WHERE userMail = '$userEmail'");
                        //henter rader
                        $numRows = mysql_num_rows($checkUserSql);
                        //hvis raden eksisterer
                        if($numRows == 1)
                        {        
                            //f&oslash;rst slette gammel sesjon
                            $checkUserSql = mysql_query("DELETE FROM systemSession WHERE userMail = '$userEmail'");// or die("MySQL Login Error: ".mysql_error()." ".mysql_errno()); 
                            //s&aring; lage ny
                            $updateUserQuery = mysql_query("INSERT INTO systemSession VALUES ( '$userSessionID','$userEmail','$userCheckID', '$userRemoteAdress','$userLoggedIn','$timeStamp')") or die("MySQL Login Error: ".mysql_error()." ".mysql_errno()); 
                        }
                        else
                        {
                            $insertUserQuery = mysql_query("INSERT INTO systemSession VALUES ( '$userSessionID','$userEmail','$userCheckID', '$userRemoteAdress','$userLoggedIn','$timeStamp')") or die("MySQL Login Error: ".mysql_error()." ".mysql_errno()); 
                        }
                        $this->loggedIn = true;        
                        $this->userEmail = $userEmail;
                        $this->logError = 500;
                        return true;
                    }
                    else
                    {    
                        //registrerer bruker
                        $_SESSION["userEmail"] = $userEmail;
                        //passord
                        $_SESSION["userPwd"] = $userPassword;
                        //rettigheter
                        $_SESSION["userRights"] = $userRights;
                                        //brukernavn
                        $_SESSION["userName"] = $userNameDB;
                        //fornavn
                        $_SESSION["userFirstName"] = $userFirstName;
                        //etternavn
                        $_SESSION["userLastName"] = $userLastName;
                        //ip-adresse
                        $_SESSION["userRemoteAdress"] = $_SERVER['REMOTE_ADDR'];
                        //logget inn
                        $_SESSION["userLoggedIn"] = date("Y-m-d H:i:s");
                        //aktivert eller ei
                        $_SESSION["userStatus"] = $userStatus;
                        
                        //dette kunne skippes, men hvis disse variablene settes så vet vi at sesjonen er i orden
                        $userSessionID = $_SESSION["sessionID"];
                        $userEmail = $_SESSION["userEmail"];
                        $userCheckID = $userID;
                        $userRemoteAdress = $_SESSION["userRemoteAdress"];
                        $userLoggedIn = date("Y-m-d H:i:s");
                    
                        $checkUserSql = mysql_query("SELECT * FROM systemSession WHERE userEmail = '$userEmail'") or die("MySQL Login Error: ".mysql_error()." ".mysql_errno()); 
                        $numRows = mysql_num_rows($checkUserSql);
                        if($numRows == 1)
                        {        
                            //f&oslash;rst slette gammel sesjon
                            $checkUserSql = mysql_query("DELETE FROM systemSession WHERE userEmail = '$userEmail'") or die("MySQL Login Error: ".mysql_error()." ".mysql_errno()); 
                            //s&aring; lage ny
                            $updateUserQuery = mysql_query("INSERT INTO systemSession VALUES ( '$userSessionID','$userEmail','$userCheckID', '$userRemoteAdress','$userLoggedIn','$timeStamp')") or die("MySQL Login Error: ".mysql_error()." ".mysql_errno()); 
                        }
                        else
                        {
                            $insertUserQuery = mysql_query("INSERT INTO systemSession VALUES ( '$userSessionID','$userEmail','$userCheckID', '$userRemoteAdress','$userLoggedIn','$timeStamp')") or die("MySQL Login Error: ".mysql_error()." ".mysql_errno()); 
                        }        
                        $this->loggedIn = true;        
                        $this->userEmail = $userEmail;
                        $this->logError = 500;                        
                        return true;            
                    }
                }
                //bruker har ikke aktivert kontoen sin
                else
                {
                    $this->loggedIn = false;
                    $this->logError = 100;
                }
            }
            //sjekker om passordet er feil
            elseif (($userName == $userNameDB) && ($cryptedPwd != $userPasswordDB))
            {
                    $this->loggedIn = false;
                    $this->logError = 101;
            }
            //feil p&aring; begge
            else
            {
                    $this->loggedIn = false;
                    $this->logError = 102;
            }
        }
    }    
    
    /*
     * klasse for håndtering av brukere
     *
     * 
     */
    class userHandler
    {
    
        var $userEmail;
        var $systemOut;
        
        /*
         * henter ut bruker (UFERDIG)
         *
         * @input String
         */
        function getUser($userEmail)
        {
            //hente ut bruker
            $fetchUserQuery = mysql_query("SELECT * FROM systemUser WHERE userEmail = '$userEmail'");
        }
        function registerUser(    $dateRegistered, 
                                $userFirstName, 
                                $userLastName, 
                                $userName, 
                                $userEmail, 
                                $userPassword, 
                                $reqNews, 
                                $reqOffer, 
                                $userAdress1, 
                                $userAdress2, 
                                $userPostalCode, 
                                $userPostLocation, 
                                $userPhone, 
                                $userMobilePhone, 
                                $userRights, 
                                $userActHash, 
                                $userStatus)
        {
            //vi krypterer passordet for sikkerhet
            $cryptedPassword = md5($userPassword);
        
            //spørringen for å registrere brukere
            $registerUserQuery = mysql_query("INSERT INTO systemUser VALUES(
                                                                            '',
                                                                            '$dateRegistered',
                                                                            '$userFirstName',
                                                                            '$userLastName',
                                                                            '$userName',
                                                                            '$userEmail',
                                                                            '$cryptedPassword',
                                                                            '$reqNews',
                                                                            '$reqOffer',
                                                                            '$userAdress1',
                                                                            '$userAdress2',
                                                                            '',
                                                                            '',
                                                                            '$userPostalCode',
                                                                            '$userPostLocation',
                                                                            '$userPhone',
                                                                            '$userMobilePhone',
                                                                            '$userRights',
                                                                            '$userActHash',
                                                                            '$userStatus')");
        
            $this->systemOut = $dateRegistered;
            return true;
        }
    }
    class mailHandler
    {
        function sendMail($mailto, $emne,$mail, $headers)
        {
            mail($mailto, $emne, $mail, $headers);        
        }
    }
?>