ptna-list.js

function ptnalistdownload( include_agency ) {

    var feed         = document.getElementById("feed").firstChild.data;
    var filename     = feed + "-PTNA-CSV-List.txt";
    var release_date = feed.match( /20\d\d-[0-1]\d-[0-3]\d$/ );

    if ( release_date == null ) {
        release_date = feed.match( /long-term$/ );
        if ( release_date == null ) {
            release_date = "";
        } else {
            feed = feed.replace( /-long-term$/, '' );
        }
    } else {
        feed = feed.replace( / - 20\d\d-[0-1]\d-[0-3]\d$/, '' );
    }

    var ptna_list = "";

    var r_table = document.getElementById( "gtfs-routes" );

    if ( r_table ) {

        var r_listnode = r_table.getElementsByTagName( "tbody" )[0];
        var r_list     = r_listnode.getElementsByTagName( "tr" );

        //    evaluate all gtfs-routes rows
        for ( var i = 0; i < r_list.length; i++ ) {

            var r_node    = r_list[i];
            var sub_span  = r_node.getElementsByTagName( "span" );

            var route_id            = "unknown";
            var route_short_name    = "unknown";
            var route_type          = "bus";
            var route_long_name     = "unknown";
            var agency_name         = "unknown";
            var valid_from          = "";
            var valid_until         = "";
            var valid_string        = "";

            //    evaluate all columns of gtfs-routes rows
            for ( var j = 0; j < sub_span.length; j++ )
            {
                var keyvalue = sub_span[j];

                if ( keyvalue.firstChild ) {
                    var value = keyvalue.firstChild.data;
                } else {
                    var value = "-1";
                }

                var key = keyvalue.getAttribute("class");

                if ( key == "route_id" ) {
                    if ( value.match(';') != null ) {
                        route_id = '"' + value + '"';
                    } else {
                        route_id = value;
                    }
                } else if ( key == "route_short_name" ) {
                    if ( value.match(';') != null ) {
                        route_short_name = '"' + value + '"';
                    } else {
                        route_short_name = value;
                    }
                } else if ( key == "route_type" ) {     // this is anyway the OSM route-type column wich appears after the GTFS route_type column
                    route_type = value.toLowerCase();
                } else if ( key == "route_long_name")  {
                    // if ( value.match(';') != null ) {
                    //     route_long_name = '"' + value + '"';
                    // } else {
                        route_long_name = value;
                    // }
                } else if ( key == "agency_name")  {
                    if ( value.match(';') != null ) {
                        agency_name = '"' + value + '"';
                    } else {
                        agency_name = value;
                    }
                } else if ( key == "valid_from")  {
                    if ( value.match(/^20\d\d-[0-1]\d-[0-3]\d$/) != null ) {
                        valid_from = value;
                    }
                } else if ( key == "valid_until")  {
                    if ( value.match(/^20\d\d-[0-1]\d-[0-3]\d$/) != null ) {
                        valid_until = value;
                    }
                }
            }

            if ( valid_from && valid_until ) {
                valid_string = valid_from + ' - ' + valid_until  + ': ';
            }
            if ( include_agency ) {
                ptna_list += route_short_name + ';' + route_type + ';"' + valid_string + route_long_name + '";;;' + agency_name + ';' + feed + ';' + route_id + ";" + release_date + "\r\n";
            } else {
                ptna_list += route_short_name + ';' + route_type + ';"' + valid_string + route_long_name + '";;;;' + feed + ';' + route_id + ';' + release_date + "\r\n";
            }

        }
    }


    // create file

    var element = document.createElement('a');
    element.setAttribute( 'href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(ptna_list) );
    element.setAttribute('download', filename);

    element.style.display = 'none';
    document.body.appendChild(element);

    element.click();

    document.body.removeChild(element);

}