edgescape-parser

Middleware for parsing the Akamai EdgeScape header

Install

$ npm install --save edgescape-parser

Usage

var express = require('express');
var edgescapeParser = require('edgescape-parser');

var app = express();

app.use(edgescapeParser());

app.get('/:country_code?', function(req, res) {

  // redirect homepage to country code
  if(_.isUndefined(req.params.country_code)) {
    var country_code = req.akamai.edgescape.country_code.toLowerCase() || 'us';
    res.redirect(302, '/' country_code);
  } else {
    // Render country specific page
  }

});

API

edgescapeParser([options])

options

header

Type: string
Default: x-akamai-edgescape

Parses the header into a JSON object containing all of the EdgeScape variables.

Attribute Name	Availability	Value Type	Description
country_code	global	string	Two-letter ISO-3166-1 country code
region_code	global	string/integer	Province, region or state code. Not available in all countries.
city	global	string
dma	United States	integer	Designated Marketing Area - the same as the Nielson definition.
pmsa	United States	integer	Primary Metropolitan Statistical Area, a measure by the US government. There is no direct correlation for these measures outside the US.
msa	United States	integer	A number representing the Metropolitan Statistical Area.
area code	United States	integer-array	‘+’ delimited array of phone area codes associated with the client IP address.
county	United	States string
fips	United States	integer	Numerical value for the county
lat	global	float	Global latitude position
long	global	float	Global longitude position
timezone	global	string GMT + offset
zip	United States + Canada	zipcode-range-array	‘+’ delimited array of zipcode ranges. ‘-’ indicates the range. Note that this field is based on the ‘city’ field, so that is the current granularity level.
continent	global	string
throughput	global	string	See the “Actual Connection Speed (throughput)” file under Support > User and Developer Guides > Content Targeting > Data Codes.
bw	global	integer	Provides additional granularity to the ‘throughput’ field.
asnum	global	integer-array	‘+’ delimited array of Autonomous System (AS) numbers.
network	global, select networks	string	The name of the network/ISP that owns the IP address, including wireless carriers. Select networks only.
network_type	global	string	The connection type seen in the end user’s request (e.g., dialup, cable, dsl)
proxy	global	string	This value is set if the IP is a proxy.

License

MIT © MadGlory