module.py

        tl_x = float_or_null( tl_x )
        tl_y = float_or_null( tl_y )
        br_x = float_or_null( br_x )
        br_y = float_or_null( br_y )
        
        zones.append( {
            "pc": pc,
            "tl_x": tl_x,
            "tl_y": tl_y,
            "br_x": br_x,
            "br_y": br_y,
            "angle": angle,
            "pc_name": pc_name
        } )
    
    return zones

@app.route( baseurl + '/tenprint_template/<id>/<t>' )
@login_required
def tp_template( id, t ):
    if t in [ 'front', 'back' ]:
        sql = """SELECT
            tenprint_zones.pc, tl_x, tl_y, br_x, br_y, angle, pc.name
            FROM tenprint_zones
            JOIN tenprint_zones_location ON tenprint_zones.pc = tenprint_zones_location.pc
            JOIN pc ON tenprint_zones.pc = pc.id
            WHERE card = %s AND tenprint_zones_location.side = %s ORDER BY pc
        """
        r = config.db.query( sql, ( id, t, ) ).fetchall()
        
        zones = []
        for pc, tl_x, tl_y, br_x, br_y, angle, pc_name in r:
            tl_x = float_or_null( tl_x )
            tl_y = float_or_null( tl_y )
            br_x = float_or_null( br_x )
            br_y = float_or_null( br_y )
            
            zones.append( {
                "pc": pc,
                "tl_x": tl_x,
                "tl_y": tl_y,
                "br_x": br_x,
                "br_y": br_y,
                "angle": angle,
                "pc_name": pc_name
            } )
        
        datacolumns = [ 'tl_x', 'tl_y', 'br_x', 'br_y', 'angle' ]
        
        sql = 'SELECT id, name, country_code, width, height, size_display, image_' + t + '_width, image_' + t + '_height, image_resolution FROM tenprint_cards WHERE id = %s LIMIT 1'
        r = config.db.query( sql, ( id, ) )
        img_info = r.fetchone()
        
        card_info = {
            'width': int( round( float( img_info[ 'width' ] ) / 2.54 * img_info[ 'image_resolution' ] ) ),
            'height': int( round( float( img_info[ 'height' ] ) / 2.54 * img_info[ 'image_resolution' ] ) ),
        }
        
        svg_hw_factor = float( img_info[ 'image_' + t + '_width' ] ) / float( img_info[ 'image_' + t + '_height' ] )
        
        return render_template( 
            "tp_template/template.html",
            baseurl = baseurl,
            admin = int( session[ 'account_type' ] ) == 1,
            js = config.cdnjs,
            css = config.cdncss,
            session_timeout = config.session_timeout,
            account_type = session.get( "account_type", None ),
            zones = zones,
            img_info = img_info,
            card_info = card_info,
            svg_hw_factor = svg_hw_factor,
            card_id = id,
            t = t,
            datacolumns = datacolumns,
        )
    
    else:
        return abort( 403 )

@app.route( baseurl + '/tenprint_template/zones/update/<card>', methods = [ "GET", "POST" ] )
@login_required
def update_zone_coordinates( card ):
    card = int( card )
    data = request.form.get( "data" )
    
    if data != None:
        data = json.loads( data )
        
        for pc, value in data.iteritems():
            pc = int( pc )
            
            for coordinate, v in value.iteritems():
                sql = "UPDATE tenprint_zones SET " + coordinate + " = %s WHERE card = %s AND pc = %s"
                data = ( v, card, pc, )
                config.db.query( sql, data )
        
        config.db.commit()
        
        return jsonify( {
            'error': False
        } )
    
    else:
        return abort( 403 )

################################################################################
#    Home page

@app.route( baseurl + '/' )
@login_required
def home():
    return render_template( 
        "index.html",
        baseurl = baseurl,
        admin = int( session[ 'account_type' ] ) == 1,
        js = config.cdnjs,
        css = config.cdncss,
        session_timeout = config.session_timeout,
        account_type = session.get( "account_type", None ),
        session_security_key = session.get( "session_security_key" )
    )

################################################################################
#    Main startup

if __name__ == '__main__':
    gpg = gnupg.GPG()
    
    for file in os.listdir( config.keys_folder ):
        with open( config.keys_folder + "/" + file, "r" ) as fp:
            gpg.import_keys( fp.read() )
    
    app.run( debug = debug, host = "0.0.0.0", threaded = True )