WebSVN – lars-tiefland.medien – /trunk/include/functions.php

<?
        #require("include/functions_pdf.php");
        $dir=dirname($_SERVER["PHP_SELF"]);
        $host="http://".$_SERVER["SERVER_NAME"];
        $url=$host.$dir;
        $pear_logger=&create_pear_logger();
        $php_logger=&create_php_logger();
        set_error_handler('errorHandler_PHP');
        PEAR::setErrorHandling(PEAR_ERROR_CALLBACK, 'errorHandler');
        $u=null;
        $a=null;
        $username=(isset($_POST["username"]))?$_POST["username"]:"";

        function errorHandler_PHP($code, $message, $file, $line)
        {
                global $php_logger;
                /* Map the PHP error to a Log priority. */
                switch ($code) {
                        case E_WARNING:
                        case E_USER_WARNING:
                                $priority = PEAR_LOG_WARNING;
                                break;
                        case E_NOTICE:
                        case E_USER_NOTICE:
                                $priority = PEAR_LOG_NOTICE;
                                break;
                        case E_ERROR:
                        case E_USER_ERROR:
                                $priority = PEAR_LOG_ERR;
                                break;
                        default:
                                $priotity = PEAR_LOG_INFO;
                }
                $php_logger->log($message . ' in ' . $file . ' in Zeile ' . $line, $priority);
        }

        function errorHandler($error)
        {
                global $pear_logger;

                $message = $error->getUserInfo();

                if (!empty($error->backtrace[1]['file'])) 
                {
                        $message .= ' (' . $error->backtrace[1]['file'];
                        if (!empty($error->backtrace[1]['line'])) 
                        {
                                $message .= ' in Zeile ' . $error->backtrace[1]['line'];
                        }
                        $message .= ')';
                }
                $res=$pear_logger->log($message, PEAR_LOG_ERR);
        }
        
        function create_logger()
        {
                global $db, $u;
                $params_log["db"]=$db;
                $params_log["u_id"]=$u->u_id;
                $logger=&Log::singleton("lt_sql","log","media",$params_log);
                return $logger;
        }

        function create_php_logger()
        {
                global $url;
                $file_params["mode"]="666";
                $file_params["lineFormat"] = '%1$s %2$s [%3$s] %4$s %5$s %6$s %7$s';
                $mail_params["from"]="Lars Tiefland <webmaster@lars-tiefland.de>";
                $mail_params["subject"]="PHP Fehler auf $url";
                $l1=&Log::singleton("file","logs/php_errors.log","media_php",$file_params);
                $l2=&Log::singleton("mail","ltiefland@gmail.com","media_php",$mail_params);
                $l3=&Log::singleton("composite");
                $c1=$l3->addChild($l1);
                $c2=$l3->addChild($l2);
                return $l3;
        }

        function create_pear_logger()
        {
                global $url;
                $file_params["mode"]="666";
                $file_params["lineFormat"] = '%1$s %2$s [%3$s] %4$s %5$s %6$s %7$s';
                $mail_params["from"]="Lars Tiefland <webmaster@lars-tiefland.de>";
                $mail_params["subject"]="PEAR Fehler auf $url";
                $l1=&Log::singleton("file","logs/pear_errors.log","media_pear",$file_params);
                $l2=&Log::singleton("mail","ltiefland@gmail.com","media_pear",$mail_params);
                $l3=&Log::singleton("composite");
                $c1=$l3->addChild($l1);
                $c2=$l3->addChild($l2);
                return $l3;
        }

        function send_email($art=0)
        {
                global $u, $mail, $password, $common, $url, $u_key;
                $to="$u->u_name <$u->u_email>";
                $from_addr="webmaster@lars-tiefland.de";
                $from_name="Lars Tiefland";
                $from="$from_name <$from_addr>";
                $art=intval($art);
                switch ($art)
                {
                        case 0:
                                $email_tpl="email/$u->u_lang/register.tpl";
                                $subject=$common["reg_subject"]." - Welcome to $url";
                                break;
                        case 1:
                                $email_tpl="email/$u->u_lang/changed.tpl";
                                $subject=$common["changed_subject"];
                                break;
                        case 2:
                                $email_tpl="email/$u->u_lang/change.tpl";
                                $subject=$common["change_subject"];
                        default:
                                return false;
                                break;
                }
                if (file_exists($email_tpl))
                {
                        $email=file_get_contents("$email_tpl");
                        $url_act=$url."activate.php";
                        $email=sprintf($email, $u->u_name, $url, $u->u_name, $password, $url_act."?key=$u_key", $url_act, $u_key);
                        $headers["From"]=$from;
                        $headers["To"]=$to;
                        $headers["Subject"]=$subject;
                        $ret=$mail->send($to,$headers,$email);
                }
                else
                {
                        $ret=false;
                }
                return $ret;
        }
        
        function login($username, $password)
        {
                global $smarty, $username, $meld, $db_meld, $common,$a, $loc, $year, $type, $config;
                $smarty->assign("meld", ($username||$meld)?$common["an_error_occured"]:$meld);
                $smarty->assign("db_meld", ($username)?$common["userinfo_incorrect"]:$db_meld);
                $smarty->assign("error", ($username||$meld)?true: false);
                $smarty->assign("title", $common["login"]);
                $smarty->assign("user", $username);
                $date=$loc->formatDateTime(time());
                $smarty->assign("date",$date);
                $smarty->assign("year", $year);
                $smarty->display("login.tpl");
        }

        function User_Login($show=true)
        {
                global $smarty, $db, $a, $config, $u, $common, $prefix;
                $params = array(
                        "dsn" => $db,
                        "table" => $prefix."auth_user",
                        "usernamecol" => "u_name",
                        "passwordcol" => "u_password",
                        "db_fields" => "*",
                );

                $a = new Auth("DB", $params, "login",$show);
                $a->setSessionName($config->cookie_name);
                $a->setIdle($config->session_length,false);
                $a->setExpire(2*$config->session_length,false);
                $a->start();
                if ($a->getAuth())
                {
                        $u=new User("","");
                        $u=$u->UserData($a->getUserName());
                        //$smarty->assign("title",$common["login"]);
                        $smarty->assign("u_name", $u->u_name);
                        $smarty->assign("u_type", $u->u_type);
                        $smarty->assign("u_id", $u->u_id);
                        $disabled=($u->u_type==0)?"disabled=disabled":"";
                        $smarty->assign("disabled", $disabled);
                        $smarty->assign("disabled", "");
                }
                return $a;
        }
        
        function User_logout()
        {
                global $a;
                $a->logout();
        }
        // {{{ validate_email()
        
        /**
         * Check to see if email address is valid or
         * already present in the DB
        */
        function validate_email($email)
        {
                global $smarty;
                $meld="";
                $error=false;
                if ($email != '')
                {
                        if (preg_match('/^[a-z0-9&\'\.\-_\+]+@[a-z0-9\-]+\.([a-z0-9\-]+\.)*?[a-z]+$/is', $email)&& $email!="your@address.com")
                        {
                                        $error=false;
                                        $meld="";
                                        $db_meld="";
                        }
                        else
                        {
                                $error=true;
                                $meld = "Email ungültig!";
                                $db_meld="";
                                $smarty->assign("email",$email);
                        }
                }
                else
                {
                        $error = true;
                        $meld = "Email ungültig!";
                        $db_meld="";
                        $smarty->assign("email",$email);
                }
                if($error)
                {
                        $smarty->assign("title","Ungültige E-Mail Adresse");
                        $smarty->assign("error",$error);
                        $smarty->assign("meld",$meld);
                        $smarty->assign("db_meld",$db_meld);
                }
                else
                {
                        $smarty->assign("meld","");
                        $smarty->assign("db_meld","");
                }
                return !$error;
        }
        // }}}
        // {{{ log_split()
        function log_split($s)
        {
                global $k, $time0, $count_t;
                $r = Array();
                $p = 0;
                $l = strlen($s);
                while ($p < $l)
                {
                        check_Time();
                        while (($p < $l) && (strpos(" \r\t\n",$s[$p]) !== false))
                        {
                                $p++;
                        }
                        if ($s[$p] == '"')
                        {
                                $p++;
                                $q = $p;
                                while (($p < $l) && ($s[$p] != '"'))
                                {
                                        if ($s[$p] == '\\')
                                        {
                                                $p+=2;
                                                continue;
                                        }
                                        $p++;
                                }
                                $r[] = stripslashes(substr($s, $q, $p-$q));
                                $p++;
                                while (($p < $l) && (strpos(" \r\t\n",$s[$p]) !== false))
                                {
                                        $p++;
                                }
                                $p++;
                        }
                        else
                        {
                                if ($s[$p] == "'")
                                {
                                        $p++;
                                        $q = $p;
                                        while (($p < $l) && ($s[$p] != "'"))
                                        {
                                                if ($s[$p] == '\\')
                                                {
                                                        $p+=2;
                                                                continue;
                                                }
                                        $p++;
                                        }
                                        $r[] = stripslashes(substr($s, $q, $p-$q));
                                        $p++;
                                        while (($p < $l) && (strpos(" \r\t\n",$s[$p]) !== false))
                                        {
                                                $p++;
                                        }
                                                $p++;
                                }
                                else
                                {
                                        $q = $p;
                                        while (($p < $l) && (strpos(";",$s[$p]) === false))
                                        {
                                                $p++;
                                        }
                                        $r[] = stripslashes(trim(substr($s, $q, $p-$q)))
;
                                        while (($p < $l) && (strpos(" \r\t\n",$s[$p]) !== false))
                                        {
                                                $p++;
                                        }
                                        $p++;
                                }
                        }
                }
                $r2 = array(array());
                $i=0;
                $j=0;
                $ind=0;
                $anz=count($r);
                while ($i < $anz)
                {
                        $wert=$r[$i];
                        $l=strlen($wert)-1;
                        $char=substr($wert,$l,1);
                        if($char=='"' || $char=='"')
                        {
                                $wert=substr($wert,0,$l);
                        }
                        $r2[$j][$ind]=$wert;
                        if ($ind == 2)
                        {
                                $ind=0;
                                $j++;
                        }
                        else
                        {
                                $ind++;
                        }
                        $i++;
                }
                return $r2;
        }
        // }}}
        // {{{ check_Time()
        function check_Time()
        {
                global $time0;
                $count_t=0;
                $time1=time();
                if ($time1-$time0 >= 25)
                {
                        $time0=$time1;
                        $count_t++;
                        set_time_limit(30);
                }
        }
        // }}}
        // {{{ PMA_readFile()
        
        //This function reads the file uploaded according to compression method
        function PMA_readFile($fname, $comp)
        {
                if (isset($fname))
                {
                        check_Time();
                        switch ($comp)
                        {
                                case 'self':
                                $file = @fopen("$fname", 'rb');
                                if (!$file)
                                {
                                        return FALSE;
                                }
                                $test = fread($file, 3);
                                fclose($file);
                                if ($test[0] == chr(31) && $test[1] == chr(139))
                                {
                                        return PMA_readFile($fname,"gzip");
                                }
                                else
                                {
                                        if ($test == 'BZh')
                                        {
                                                return PMA_readFile($fname, 'bzip2');
                                        }
                                        else
                                        {
                                                return PMA_readFile($fname,'plain');
                                        }
                                }
                                break;
                                case 'plain':
                                        $file = @fopen($fname, 'rb');
                                        if (!$file)
                                        {
                                                return FALSE;
                                        }
                                        $content = fread($file, filesize($fname));
                                        fclose($file);
                                break;
                                case 'gzip':
                                        if (@function_exists('gzopen'))
                                        {
                                                $file = @gzopen($path, 'rb');
                                                if (!$file)
                                                {
                                                        return FALSE;
                                                }
                                                $content = '';
                                                while (!gzeof($file))
                                                {
                                                        $content .= gzgetc($file);
                                                }
                                                gzclose($file);
                                        }
                                        else
                                        {
                                                return FALSE;
                                        }
                                        break;
                                case 'bzip2':
                                        if (@function_exists('bzdecompress'))
                                        {
                                                $file = @fopen($fname, 'rb');
                                                if (!$file)
                                                {
                                                        return FALSE;
                                                }
                                                $content = fread($file, filesize($fname));
                                                fclose($file);
                                                $content = bzdecompress($content);
                                        }
                                        else
                                        {
                                                return FALSE;
                                        }
                                        break;
                                default:
                                        return FALSE;
                        }
                        check_Time();
                        return $content;
                }
/*              else
                {
                        require("import.php");
                }*/
        }

        function p_log($message)
        {
                global $u_id, $u_name, $pending, $email, $db;
                $t_stamp=time();
                $sql="INSERT INTO log (user_id, datum, message) VALUES ($u_id, $t_stamp, '$message')";
                $r=$db->query($sql);
                $res=(!DB::isError($r));
                return $res;
        }

        function get_log_entries()
        {
                global $db;
                $sql="SELECT * FROM log";
                $res=$db->query($sql);
                if(!DB::isError($res))
                {
                        $anz=$res->num_Rows();
                }
                else
                {
                        if (file_exists("../log/log.txt"))
                        {
                                $content=PMA_readFile("../log/log.txt","plain");
                                $r=log_split($content);
                                $anz=count($r[0]);
                        }
                }
                return $anz;
        }
        function read_log($start)
        {
                $content="";
                global $max_anz, $db;
                $sql="SELECT * FROM log LIMIT $start, $max_anz";
                $res=$db->query($sql);
                if($res->num_Rows())
                {
                        while ($row_d=$res->fetch_Row())
                        {
                                $content.="'".$row_d["user_id"]."';'".$row_d["datum"]."';'".$row_d["message"]."'\r\n";
                        }
                        $row=log_split($content);
                }
                else
                {
                        if (file_exists("../log/log.txt"))
                        {
                                $content=PMA_readFile("../log/log.txt","plain");
                                $row=log_split($content);
                                $row=array_splice($row,$start,$max_anz);
                        }
                        else
                        {
                                $row="";
                        }
                }
                return $row;
        }

        //
        // Pagination routine, generates
        // page number sequence
        // taken from phpBB

        function generate_pagination($base_url, $num_items, $per_page, $start_item, $add_prevnext_text = TRUE)
        {
                if (!$num_items)
                {
                        return "";
                }

                $total_pages = ceil($num_items/$per_page);

                if ( $total_pages == 1 )
                {
                        return '';
                }

                $on_page = floor($start_item / $per_page) + 1;

                $page_string = '';
                if ( $total_pages > 25 )
                {
                        $init_page_max = ( $total_pages > 3 ) ? 3 : $total_pages;

                        for($i = 1; $i < $init_page_max + 1; $i++)
                        {
                                $page_string .= ( $i == $on_page ) ? '<b>' . $i . '</b>' : '<a href="' . $base_url . "?start=" . ( ( $i - 1 ) * $per_page ) . '">' . $i . '</a>';
                                if ( $i <  $init_page_max )
                                {
                                        $page_string .= ", ";
                                }
                        }

                        if ( $total_pages > 3 )
                        {
                                if ( $on_page > 1  && $on_page < $total_pages )
                                {
                                        $page_string .= ( $on_page > 5 ) ? ' ... ' : ', ';

                                        $init_page_min = ( $on_page > 4 ) ? $on_page : 5;
                                        $init_page_max = ( $on_page < $total_pages - 4 ) ? $on_page : $total_pages - 4;

                                        for($i = $init_page_min - 1; $i < $init_page_max + 2; $i++)
                                        {
                                                $page_string .= ($i == $on_page) ? '<b>' . $i . '</b>' : '<a href="' . $base_url . "?start=" . ( ( $i - 1 ) * $per_page ) . '">' . $i . '</a>';
                                                if ( $i <  $init_page_max + 1 )
                                                {
                                                        $page_string .= ', ';
                                                }
                                        }

                                        $page_string .= ( $on_page < $total_pages - 4 ) ? ' ... ' : ', ';
                                }
                                else
                                {
                                        $page_string .= ' ... ';
                                }

                                for($i = $total_pages - 2; $i < $total_pages + 1; $i++)
                                {
                                        $page_string .= ( $i == $on_page ) ? '<b>' . $i . '</b>'  : '<a href="' . $base_url . "?start=" . ( ( $i - 1 ) * $per_page ) . '">' . $i . '</a>';
                                        if( $i <  $total_pages )
                                        {
                                                $page_string .= ", ";
                                        }
                                }
                        }
                }
                else
                {
                        for($i = 1; $i < $total_pages + 1; $i++)
                        {
                                $page_string .= ( $i == $on_page ) ? '<b>' . $i . '</b>' : '<a href="' . $base_url . "?start=" . ( ( $i - 1 ) * $per_page ) . '">' . $i . '</a>';
                                if ( $i <  $total_pages )
                                {
                                        $page_string .= ', ';
                                }
                        }
                }

                if ( $add_prevnext_text )
                {
                        if ( $on_page > 1 )
                        {
                                $page_string = ' <a href="' . $base_url . "?start=" . ( ( $on_page - 2 ) * $per_page ) . '">Zurück</a>&nbsp;&nbsp;' . $page_string;
                        }
                        else
                        {
                                $page_string = 'Zurück&nbsp;&nbsp;' . $page_string;
                        }
                        if ( $on_page < $total_pages )
                        {
                                $page_string .= '&nbsp;&nbsp;<a href="' . $base_url . "?start=" . ( $on_page * $per_page ) . '">Weiter</a>';
                        }
                        else
                        {
                                $page_string .= '&nbsp;&nbsp;Weiter';
                        }

                }

                $page_string = 'Gehe zu Seite ' . $page_string;

                return $page_string;
        }
        
        function checkDir($dir)
        {
                if (empty($dir))
                {
                        $dir="upload";
                }
                if (file_exists("$dir") )
                {
                        $ftype=filetype("$dir");
                        if ($ftype=="dir" || $ftype=="link")
                        {
                                if($ftype=="link")
                                {
                                $fname_l=readlink("$dir");
                                $ftype_l=filetype($fname_l);
                                if ($ftype_l == "dir")
                                {
                                        $ret=is_writeable($fname_l);
                                }
                                else
                                {
                                                if(unlink("$dir"))
                                                {
                                                        $ret=mkdir("$dir");
                                                }
                                                else
                                                {
                                                        $ret=FALSE;
                                                }
                                        }
                                }
                                else
                                {
                                        $ret=TRUE;
                                }
                        }
                        else
                        {
                                if(unlink("$dir"))
                                {
                                        $ret=mkdir("$dir");
                                }
                                else
                                {
                                        $ret=FALSE;
                                }
                        }
                }
                else
                {
                        $ret=mkdir ("$dir");
                }
                return $ret;
        }

        function upload_pic($pic, &$meld, &$dst)
        {
                $fname="../images/$pic";
                $tmp=$_FILES['pic']['tmp_name'];
//              echo $_FILES["pic"]["type"];
                $img_info=getimagesize($tmp);
                $typ=$img_info[2];
                switch($typ)
                {
                        case 1:         //GIF
                        case 2:         //JPEG
                        case 3:         //PNG
                                if (checkDir("../images"))
                                {
                                        if(!move_uploaded_file($tmp,$fname))
                                        {
                                                $meld="Konnte Datei nicht verschieben!";
                                                unlink($tmp);
                                                $ret=false;
                                        }
                                        else
                                        {
                                                if(!checkDir("../images/thumbs"))
                                                {
                                                        $meld="Konnte Thumbnail nicht erstellen!";
                                                        unlink($fname);
                                                        $ret=false;
                                                }
                                                else
                                                {
                                                        if (function_exists("gd_info"))
                                                        {
                                                                //GD Bibliothek steht zur Verfügung
                                                                $gd_info=gd_info();
                                                                $width=60;
                                                                $height=round($img_info[1]/($img_info[0]/$width),0);
                                                                $im_d=imagecreate($width, $height);
                                                                switch($typ)
                                                                {
                                                                        case 1:
                                                                                $im_s=imagecreatefromgif($fname);
                                                                                break;
                                                                        case 2:
                                                                                $im_s=imagecreatefromjpeg($fname);
                                                                                break;
                                                                        case 3:
                                                                                $im_s=imagecreatefrompng($fname);
                                                                                break;
                                                                }
                                                                imagepalettecopy($im_d,$im_s);
                                                                imagecopyresized($im_d,$im_s,0,0,0,0,$width,$height,$img_info[0],$img_info[1]);
                                                                $dst=$pic;
                                                                if($gd_info["PNG Support"])
                                                                {
                                                                        $dst=substr($dst,0,strlen($dst)-3);
                                                                        $dst.="png";
                                                                        if($typ!=3)
                                                                        {
                                                                                imagePNG($im_s,"../images/$dst");
                                                                        }
                                                                        $ret= imagePNG($im_d,"../images/thumbs/$dst");
                                                                }
                                                                else
                                                                {
                                                                        if($gd_info("JPEG Support"))
                                                                        {
                                                                                $ret= imageJPEG($im_d,"../images/thumbs/$dst");
                                                                        }
                                                                        else
                                                                        {
                                                                                $ret= false;
                                                                        }
                                                                }
                                                                imagedestroy($im_s);
                                                                imagedestroy($im_d);
                                                                if(!$ret)
                                                                {
                                                                        $meld="Konnte Thumbnail nicht erstellen!";
                                                                }
                                                        }
                                                        else
                                                        {
                                                                //GD-Bibliothek steht NICHT zur Verfügung!
                                                                $ret= copy($fname,$fname2);
                                                                $dst=$fname2;
                                                                if(!$ret)
                                                                {
                                                                        $meld="Konnte Thumbnail nicht erstellen!";
                                                                }
                                                        }
                                                }
                                        }
                                }
                                else
                                {
                                        $meld="Konnte Datei nicht verschieben!";
                                        $ret=false;
                                }
                                break;
                        default:
                                $meld="Das ist kein gültiges Bild!";
                                $ret=false;
                                break;
                }
                return $ret;
        }
        function generate_pagination2($base_url, $num_items, $per_page, $start_item, $add_prevnext_text = TRUE)
        {
                global $mode, $common;
                if (!$num_items)
                {
                        return "";
                }

                $total_pages = ceil($num_items/$per_page);

                if ( $total_pages == 1 )
                {
                        return '<table align="center" class="navig"><tr><th>'.$common["page"]." 1 ".$common["of"].' 1</th></tr></table><br><br>';
                }

                $on_page = floor($start_item / $per_page) + 1;

                $page_string = '<table align="center" class="navig"><tr><th colspan="5">'.$common["page"].' '.$on_page.' '.$common["of"].' '.$total_pages.'</th></tr><tr>';

                if ( $add_prevnext_text )
                {
                        if ( $on_page > 1 )
                        {
                                $page_string .= "<td><form name=\"nav\" action=$base_url method=\"post\"><input type=\"submit\" value=\"|<<\" title=\"${common["first_page"]}\" class=\"liteoption\"><input type=\"hidden\" name=\"start\" value=\"0\"><input type=\"hidden\" name=\"mode\" value=\"$mode\"></form></td>";
                                $prev_v=($on_page - 2 ) * $per_page;
                                $page_string .= "<td><form name=\"nav\" action=$base_url method=\"post\"><input type=\"submit\" value=\"|<\" title=\"${common["previous_page"]}\" class=\"liteoption\"><input type=\"hidden\" name=\"start\" value=\"$prev_v\"><input type=\"hidden\" name=\"mode\" value=\"$mode\"></form></td>";
                        }
                        else
                        {
                                $page_string .= "<td><form name=\"nav\" action=$base_url method=\"post\"><input type=\"submit\" value=\"|<<\" disabled class=\"liteoption\"><input type=\"hidden\" name=\"start\" value=\"0\"><input type=\"hidden\" name=\"mode\" value=\"$mode\"></form></td>";
                                $page_string .= "<td><form name=\"nav\" action=$base_url method=\"post\"><input type=\"submit\" value=\"|<\" class=\"liteoption\" disabled><input type=\"hidden\" name=\"start\" value=\"0\"></form></td>";
                        }
                }
                if($total_pages >1)
                {
                        $page_opts="";
                        for ($i=0;$i<$total_pages;$i++)
                        {
                                $selected="";
                                $j=$i+1;
                                if($j==$on_page)
                                {
                                        $selected="selected=\"selected\"";
                                }
                                $start=($i*$per_page);
                                $page_opts.="<option value=$start $selected>$j</option>";
                        }
                        $page_string.="<td width=\"100\"><form name=\"nav\" action=$base_url method=\"post\"><select name=\"start\">$page_opts</select>&nbsp;&nbsp;<input type=\"submit\" value=\"${common["go"]}\" class=\"liteoption\"><input type=\"hidden\" name=\"mode\" value=\"$mode\"></form></td>";
                }

                if ( $add_prevnext_text )
                {
                        if ( $on_page < $total_pages )
                        {
                                $next_v=($on_page * $per_page);
                                $page_string .= "<td><form name=\"nav\" action=$base_url method=\"post\"><input type=\"submit\" value=\">|\" title=\"${common["next_page"]}\" class=\"liteoption\"><input type=\"hidden\" name=\"start\" value=\"$next_v\"><input type=\"hidden\" name=\"mode\" value=\"$mode\"></form></td>";
                                $max_v=($total_pages -1)*$per_page;
                                $page_string .= "<td><form name=\"nav\" action=$base_url method=\"post\"><input type=\"submit\" value=\">>|\" title=\"${common["last_page"]}\" class=\"liteoption\"><input type=\"hidden\" name=\"start\" value=\"$max_v\"><input type=\"hidden\" name=\"mode\" value=\"$mode\"></form></td>";
                        }
                        else
                        {
                                $page_string .= "<td><form name=\"nav\" action=$base_url method=\"post\"><input type=\"submit\" value=\">|\" class=\"liteoption\" disabled><input type=\"hidden\" name=\"start\" value=\"0\"><input type=\"hidden\" name=\"mode\" value=\"$mode\"></form></td>";
                                $page_string .= "<td><form name=\"nav\" action=$base_url method=\"post\"><input type=\"submit\" value=\">>|\" disabled class=\"liteoption\" disabled><input type=\"hidden\" name=\"start\" value=\"0\"><input type=\"hidden\" name=\"mode\" value=\"$mode\"></form></td>";
                        }

                }
                $page_string.="</tr></table><br><br>";

                return $page_string;
        }
        
        function resize_pic($img, $width)
        {
                $tmp_name=$_FILES["a_pic"]["tmp_name"];
                $size=getimagesize($tmp_name);
                $i_width=$size[0];
                $i_height=$size[1];
                if ($i_width > $width)
                {
                        $r=$i_width/$width;
                        switch ($_FILES["a_pic"]["type"])
                        {
                                case "image/png":
                                        $source=imagecreatefrompng($tmp_name);
                                        break;
                                case "image/jpeg":
                                        $source=imagecreatefromjpeg($tmp_name);
                                        break;
                                case "image/gif":
                                        $source=imagecreatefromgif($tmp_name);
                                        break;
                        }
                        $height=$i_height/$r;
                        $dest=imagecreatetruecolor($width, $height);
                        imagecopyresampled($dest,$source,0,0,0,0,$width,$height,$i_width,$i_height);
                        imagejpeg($dest,"$img",100);
                }
                else
                {
                        move_uploaded_file($tmp_name,$img);
                }
        }

?>
Subversion-Projekte lars-tiefland.medien

(root)/trunk/include/functions.php – Revision 87
