Convert GTAG Parameters into Server-Side Parameters too

[aawnu]

Studying the PageView request made by GTAG in JavaScript it seems that parameter names are the same as V1 but with limited parameter scope.

https://developers.google.com/analytics/devguides/collection/protocol/v1/parameters

GET Parameters

v: 2
tid: G-XXXXX
gtm: 2oe7d0
_p: 1486226803
_z: ccd.v9B
cid: 00000.000000
ul: en-us
sr: 1920x1080
sid: 1657899578
sct: 3
seg: 1
dl: http%3A%2F%2F127.0.0.1%2F
dr: http%3A%2F%2F127.0.0.1%2F
dt: Chttr.link
_s: 1

Body Parameters

en=page_view&_ee=1
en=scroll&epn.percent_scrolled=90&_et=8

[aawnu]

With a little help from a cheatsheet website the parameters have somewhat been "decoded" now.

/**
 * Using V1 parameters to imulate a page view through server side \
 * Be aware that this requires custom client_id and may result in loss of demographic information
 * @link https://developers.google.com/analytics/devguides/collection/protocol/v1/parameters
 * @link https://www.thyngster.com/ga4-measurement-protocol-cheatsheet/
 * @param string    v       Protocol Version eg "2"
 * @param string    tid     Tracking ID eg "G-xxx"
 * @param bool      aip     Anonymize IP eg "true"
 * @param string    gtm     GTM Hash Info
 * @param string    _p      Random load hash // Math.floor(Math.random() * (2147483647 - 0 + 1) + 0)
 * @param string    _z
 * @param string    cid     Client ID eg Cookie._ga or Cookie._gid or Session ID
 * @param string    uid     User ID eg "customer_1"
 * @param string    ul      User Language eg "en-us"
 * @param string    sr      Screen resolution eg "1920x1080"
 * @param string    sid     Session ID 
 * @param string    sct     Session Count // Incresed by 1 per session registered (expired)
 * @param string    seg     Session Engagement eg "1"
 * @param string    dl      Document Location eg http://foo.com/home?a=b as http%3A%2F%2Ffoo.com%2Fhome%3Fa%3Db
 * @param string    dr      Document Referer eg http://example.com as http%3A%2F%2Fexample.com
 * @param string    dt      Document Title eg <title>THIS</title>
 * @param int       _s      Hit Counter eg "1"
 */

[aawnu]

I'm closing this as Won't Fix due to tags that are generated with GTM/GTAG that can not be properly replicated in PHP to my knowledge as is right now.

It might come back up at a later time.