root/dev/common/class.thumb.php @ 158

<?php

class thumb
{
    function thumb($str_id, $size, $type = 'pilot')
    {
        $this->_id = $str_id;
        $this->_size = $size;
        $this->_type = $type;
        $this->_encoding = 'jpeg';

        $this->validate();
    }

    function display()
    {
        if (!$this->isCached())
        {
            if (!$this->genCache())
            {
                return false;
            }
        }

        if ($this->_encoding == 'jpeg')
        {
            header("Content-Type: image/jpeg");
            readfile($this->_thumb);
        }
        elseif ($this->_encoding == 'png')
        {
            header("Content-Type: image/png");
            readfile($this->_thumb);
        }
    }

    function validate()
    {
        switch ($this->_type)
        {
            case 'corp':
                $this->_id = intval($this->_id);
                break;
            case 'alliance':
                $this->_id = preg_replace('/[^a-zA-Z0-9]/', '', $this->_id);
                if (!strlen($this->_id))
                {
                    $this->_id = 'default';
                }
                break;
            default:
                $this->_type = 'pilot';
                $this->_id = intval($this->_id);
        }
    }

    function isCached()
    {
        switch ($this->_type)
        {
            case 'pilot':
                $this->_thumb = 'cache/portraits/'.$this->_id.'_'.$this->_size.'.jpg';
                break;
            case 'corp':
                $this->_thumb = 'cache/corps/'.$this->_id.'_'.$this->_size.'.jpg';
                break;
            case 'alliance':
                $this->_thumb = 'cache/corps/all'.$this->_id.'_'.$this->_size.'.png';
                break;
        }

        if (file_exists($this->_thumb))
        {
            return true;
        }
    }

    function genCache()
    {
        switch ($this->_type)
        {
            case 'pilot':
                $this->genPilot();
                break;
            case 'corp':
                $this->genCorp();
                break;
            case 'alliance':
                $this->genAlliance();
                break;
        }
        return true;
    }

    function genPilot()
    {
        if (file_exists('cache/portraits/'.$this->_id.'_256.jpg'))
        {
            $img = imagecreatefromjpeg('cache/portraits/'.$this->_id.'_256.jpg');
        }
        else
        {
            if ($this->_id)
            {
                // check for a valid, known external id
                $qry = new DBQuery();
                $qry->execute('SELECT plt_externalid FROM kb3_pilots WHERE plt_externalid = '.$this->_id.' LIMIT 1');
                $row = $qry->getRow();
                if (!$id = $row['plt_externalid'])
                {
                    // there is no such id so set it to 0
                    $this->_id = 0;
                    $this->_thumb = 'img/portrait_0_'.$this->_size.'.jpg';
                    return;
                }
            }

            $file = @file_get_contents('http://img.eve.is/serv.asp?s=256&c='.$this->_id);
            if ($img = @imagecreatefromstring($file))
            {
                $fp = fopen('cache/portraits/'.$this->_id.'_256.jpg', 'w');
                fwrite($fp, $file);
                fclose($fp);
            }
            else
            {
                // try alternative access via fsockopen
                // happens if allow_url_fopen wrapper is false
                require_once('class.http.php');

                $url = 'http://img.eve.is/serv.asp?s=256&c='.$this->_id;
                $http = new http_request($url);
                $file = $http->get_content();

                if ($img = imagecreatefromstring($file))
                {
                    $fp = fopen('cache/portraits/'.$id.'_256.jpg', 'w');
                    fwrite($fp, $file);
                }
            }
        }

        if ($img)
        {
            $newimg = imagecreatetruecolor($this->_size, $this->_size);
            imagecopyresampled($newimg, $img, 0, 0, 0, 0, $this->_size, $this->_size, 256, 256);
            imagejpeg($newimg, $this->_thumb, 90);
        }
        else
        {
            // fallback to a portrait with red !
            $this->_thumb = 'img/portrait_0_'.$this->_size.'.jpg';
        }
    }

    function genCorp()
    {
        if (!file_exists('img/corps/'.$this->_id.'.jpg'))
        {
            $this->_id = 0;
        }
        $img = imagecreatefromjpeg('img/corps/'.$this->_id.'.jpg');
        if ($img)
        {
            $newimg = imagecreatetruecolor($this->_size, $this->_size);
            $oldx = imagesx($img);
            $oldy = imagesy($img);
            imagecopyresampled($newimg, $img, 0, 0, 0, 0, $this->_size, $this->_size, $oldx, $oldy);
            imagejpeg($newimg, $this->_thumb, 90);
        }
    }

    function genAlliance()
    {
        if (!file_exists('img/alliances/'.$this->_id.'.png'))
        {
            $this->_id = 0;
        }
        $img = imagecreatefromjpeg('img/alliances/'.$this->_id.'.png');
        if ($img)
        {
            $newimg = imagecreatetruecolor($this->_size, $this->_size);
            $oldx = imagesx($img);
            $oldy = imagesy($img);
            imagecopyresampled($newimg, $img, 0, 0, 0, 0, $this->_size, $this->_size, $oldx, $oldy);
            imagepng($newimg, $this->_thumb);
        }
    }
}
?>