module.py

                "need_action": True,
                "action": "set_resolution"
            } )
    
    else:
        return abort( 403 )

@app.route( baseurl + "/template/tenprint/<template_id>/set/resolution", methods = [ "POST" ] )
@admin_required
def template_tenprint_new_setresolution( template_id ):
    """
        Set the resolution for a tenprint template image.
    """
    res = request.form.get( "resolution" )
    
    try:
        sql = "UPDATE tenprint_cards SET image_resolution = %s WHERE id = %s"
        config.db.query( sql, ( res, template_id, ) )
        config.db.commit()
        
        return jsonify( {
            "error": False
        } )
    
    except:
        return jsonify( {
            "error": True
        } )

def get_tenprint_template_zones( template_id, t ):
    """
        Get all the segments zones for a template passed in parameter.
    """
    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, ( template_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
        } )
    
    return zones

@app.route( baseurl + "/template/tenprint/<template_id>/<side>" )
@login_required
def template_tenprint( template_id, side ):
    """
        Serve the tenprint template page.
    """
    if side 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, ( template_id, side, ) ).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_{0}_width, image_{0}_height,
                image_resolution
            FROM tenprint_cards
            WHERE id = %s LIMIT 1
        """.format( side )

        r = config.db.query( sql, ( template_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_h = float( img_info[ "image_{}_height".format( side ) ] )
        svg_w = float( img_info[ "image_{}_width".format( side ) ] )
        svg_hw_factor = svg_w / svg_h
        
        return my_render_template( 
            "tp_template/template.html",
            zones = zones,
            img_info = img_info,
            card_info = card_info,
            svg_hw_factor = svg_hw_factor,
            card_id = template_id,
            side = side,
            datacolumns = datacolumns,
            **config.misc
        )
    
    else:
        return abort( 403 )

@app.route( baseurl + "/template/tenprint/<template_id>/set/zones", methods = [ "POST" ] )
@login_required
def update_zone_coordinates( template_id ):
    """
        Update the segments zones coordinates in the database.
    """
    template_id = int( template_id )
    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 {} = %s WHERE card = %s AND pc = %s".format( coordinate )
                data = ( v, template_id, pc, )
                config.db.query( sql, data )
        
        config.db.commit()
        
        return jsonify( {
            "error": False
        } )
    
    else:
        return abort( 403 )

@app.route( baseurl + "/template/tenprint/<template_id>/delete/zone", methods = [ "POST" ] )
@login_required
def delete_zone_coordinates( template_id ):
    """
        Delete a unused segment zone for a template (for example FPC 25 and 27 on the front-page, ...)
    """
    pc = request.form.get( "pc" )
    
    try:
        sql = "DELETE FROM tenprint_zones WHERE card = %s AND pc = %s"
        config.db.query( sql, ( template_id, pc, ) )
        config.db.commit()
        
        return jsonify( {
            "error": False
        } )
    
    except:
        return jsonify( {
            "error": True
        } )

@app.route( baseurl + "/template/tenprint/<template_id>/set/<varname>", methods = [ "POST" ] )
@login_required
def update_tptemplate_var( template_id, varname ):
    """
        Update the name, country_code or displayed size variable for a tenprint template.
    """
    if not varname in [ "name", "country_code", "size_display" ]:
        return jsonify( {
            "error": True
        } )
    
    else:
        try:
            data = request.form.get( varname )
            data = str( data )
            
            sql = "UPDATE tenprint_cards SET {} = %s WHERE id = %s".forat( varname )
            config.db.query( sql, ( data, template_id, ) )
            config.db.commit()
            
            return jsonify( {
                "error": False
            } )
            
        except:
            return jsonify( {
                "error": True
            } )

@app.route( baseurl + "/template/tenprint/<template_id>/set/hw", methods = [ "POST" ] )
@login_required
def update_tptemplate_hw( template_id ):
    """
        Set the image size of a template.
    """
    try:
        h = request.form.get( "height" )
        w = request.form.get( "width" )
        
        h = float( h )
        w = float( w )
        
        sql = "UPDATE tenprint_cards SET height = %s, width = %s WHERE id = %s"
        config.db.query( sql, ( h, w, template_id, ) )
        config.db.commit()
        
        return jsonify( {
            "error": False
        } )
        
    except:
        return jsonify( {
            "error": True
        } )

@app.route( baseurl + "/template/tenprint/<template_id>/set/resolution" )
@login_required
def update_tptemplate_res( template_id ):
    """
        Update the resolution of the image for a template.
    """
    try:
        res = request.form.get( "resolution" )
        res = float( res )
        
        sql = "UPDATE tenprint_cards SET image_resolution = %s WHERE id = %s"
        config.db.query( sql, ( res, template_id, ) )
        config.db.commit()
        
        return jsonify( {
            "error": False
        } )
        
    except:
        return jsonify( {
            "error": True
        } )

################################################################################
#    PiAnoS API

@app.route( baseurl + "/pianos_api" )
@admin_required
def pianos_actions():
    """
        Serve the page with all actions related to the dedicated PiAnoS server.
    """
    return my_render_template( "PiAnoS/actions.html" )

@app.route( baseurl + "/pianos_api/add_user/all" )
@admin_required
def pianos_update_all_accounts():
    """
        serve the function to update the users in PiAnoS
    """
    return jsonify( {
        "error": not do_pianos_update_all_accounts()
    } )

def do_pianos_update_all_accounts():
    """
        Copy/update the credentials for all users.
        This function keep the credentials in sync between ICNML and PiAnoS.
    """
    try:
        sql = """
            SELECT users.username, users.password, account_type.name as g
            FROM users
            LEFT JOIN account_type ON users.type = account_type.id
            WHERE users.password IS NOT NULL
        """
        for user in config.db.query_fetchall( sql ):
            username, h, group_name = user
            groupid = config.pianosdb.create_group( group_name )
            pianos_user_id = config.pianosdb.create_user( username = username, hash = h, groupid = groupid )
            config.pianosdb.reset_user( username, hash = h )
            config.pianosdb.create_folder( "{}'s folder".format( username ), pianos_user_id, None, pianos_user_id )
        
        config.pianosdb.commit()
        
        return True
    
    except:
        return False

@app.route( baseurl + "/pianos_api/add_segments/all" )
@admin_required
def pianos_copy_all_segments():
    """
        Route to push all segments to PiAnoS.
    """
    return jsonify( {
        "error": not do_pianos_copy_all_segments()
    } )

def do_pianos_copy_all_segments():
    """
        Copy all segments images to PiAnoS. If the case already exists, the image is not pushed to PiAnoS.
    """
    try:
        folder_id = config.pianosdb.create_folder( "Annotation" )
        
        img = Image.new( "L", ( 200, 200 ), 255 )
        empty_img_res = 500
        empty_img_id = config.pianosdb.create_image( "PRINT", img, empty_img_res, "empty" )
        
        sql = """
            SELECT files_segments.uuid, files_segments.data, files_v.resolution
            FROM files_segments
            LEFT JOIN files_v ON files_segments.tenprint = files_v.uuid
        """
        for segment in config.db.query_fetchall( sql ):
            img = str2img( segment[ "data" ] )
            
            try:
                config.pianosdb.create_exercise( 
                    folder_id,
                    segment[ "uuid" ], "",
                    img, segment[ "resolution" ],
                    empty_img_id, empty_img_res
                )
            except caseExistsInDB:
                continue
            except:
                raise
        
        config.pianosdb.commit()
        
        return True
    
    except:
        return False

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

@app.route( baseurl + "/" )
@login_required
def home():
    """
        Serve the homepage to all users.
    """
    return my_render_template( "index.html" )

################################################################################
#    Main application configuration

gpg = gnupg.GPG( **config.gpg_options )

for key_file in os.listdir( config.keys_folder ):
    with open( config.keys_folder + "/" + key_file, "r" ) as fp:
        gpg.import_keys( fp.read() )

account_type_id_name = {}
sql = "SELECT id, name FROM account_type"
for at in config.db.query_fetchall( sql ):
    account_type_id_name[ at[ "id" ] ] = at[ "name" ]