analytics/lib/plausible/imported/google_analytics4.ex

358 lines
13 KiB
Elixir

defmodule Plausible.Imported.GoogleAnalytics4 do
@moduledoc """
Import implementation for Google Analytics 4.
"""
use Plausible.Imported.Importer
alias Plausible.Imported
alias Plausible.Repo
@recoverable_errors [:rate_limit_exceeded, :socket_failed, :server_failed]
@missing_values ["(none)", "(not set)", "(not provided)", "(other)"]
@impl true
def name(), do: :google_analytics_4
@impl true
def label(), do: "Google Analytics 4"
@impl true
def email_template(), do: "google_analytics_import.html"
@impl true
def before_start(site_import, opts) do
site_import = Repo.preload(site_import, :site)
if import_id = Keyword.get(opts, :resume_from_import_id) do
if existing_site_import = Imported.get_import(site_import.site, import_id) do
Repo.delete!(site_import)
{:ok, existing_site_import}
else
# NOTE: shouldn't happen under normal circumsatnces
{:error, {:no_import_to_resume, import_id}}
end
else
{:ok, site_import}
end
end
@impl true
def parse_args(%{"resume_from_dataset" => dataset, "resume_from_offset" => offset} = args) do
args
|> Map.drop(["resume_from_dataset", "resume_from_offset"])
|> parse_args()
|> Keyword.put(:dataset, dataset)
|> Keyword.put(:offset, offset)
end
def parse_args(
%{"property" => property, "start_date" => start_date, "end_date" => end_date} = args
) do
start_date = Date.from_iso8601!(start_date)
end_date = Date.from_iso8601!(end_date)
date_range = Date.range(start_date, end_date)
auth = {
Map.fetch!(args, "access_token"),
Map.fetch!(args, "refresh_token"),
Map.fetch!(args, "token_expires_at")
}
[
property: property,
date_range: date_range,
auth: auth
]
end
@doc """
Imports stats from a Google Analytics 4 property to a Plausible site.
This function fetches Google Analytics 4 reports which are then passed in batches
to Clickhouse by the `Plausible.Imported.Buffer` process.
"""
@impl true
def import_data(site_import, opts) do
date_range = Keyword.fetch!(opts, :date_range)
property = Keyword.fetch!(opts, :property)
auth = Keyword.fetch!(opts, :auth)
flush_interval_ms = Keyword.get(opts, :flush_interval_ms, 1000)
{:ok, buffer} = Plausible.Imported.Buffer.start_link(flush_interval_ms: flush_interval_ms)
persist_fn = fn table, rows ->
records = from_report(rows, site_import.site_id, site_import.id, table)
Plausible.Imported.Buffer.insert_many(buffer, table, records)
end
resume_opts = Keyword.take(opts, [:dataset, :offset])
fetch_opts = Keyword.get(opts, :fetch_opts, [])
try do
result =
Plausible.Google.GA4.API.import_analytics(date_range, property, auth,
persist_fn: persist_fn,
fetch_opts: fetch_opts,
resume_opts: resume_opts
)
case result do
{:error, {error, details}} when error in @recoverable_errors ->
site_import = Repo.preload(site_import, [:site, :imported_by])
dataset = Keyword.fetch!(details, :dataset)
offset = Keyword.fetch!(details, :offset)
{access_token, refresh_token, token_expires_at} = auth
resume_import_opts = [
property: property,
label: property,
start_date: date_range.first,
end_date: date_range.last,
access_token: access_token,
refresh_token: refresh_token,
token_expires_at: token_expires_at,
resume_from_import_id: site_import.id,
resume_from_dataset: dataset,
resume_from_offset: offset,
job_opts: [schedule_in: {65, :minutes}, unique: nil]
]
new_import(
site_import.site,
site_import.imported_by,
resume_import_opts
)
{:error, error, skip_purge?: true, skip_mark_failed?: true}
other ->
other
end
after
Plausible.Imported.Buffer.flush(buffer)
Plausible.Imported.Buffer.stop(buffer)
end
end
def from_report(nil, _site_id, _import_id, _metric), do: nil
def from_report(data, site_id, import_id, table) do
Enum.reduce(data, [], fn row, acc ->
if Map.get(row.dimensions, "date") in @missing_values do
acc
else
[new_from_report(site_id, import_id, table, row) | acc]
end
end)
end
defp parse_number(nr) do
{float, ""} = Float.parse(nr)
round(float)
end
defp maybe_override_event_name("file_download"), do: "File Download"
defp maybe_override_event_name("click"), do: "Outbound Link: Click"
defp maybe_override_event_name(name), do: name
defp new_from_report(site_id, import_id, "imported_visitors", row) do
%{
site_id: site_id,
import_id: import_id,
date: get_date(row),
visitors: row.metrics |> Map.fetch!("totalUsers") |> parse_number(),
pageviews: row.metrics |> Map.fetch!("screenPageViews") |> parse_number(),
bounces: row.metrics |> Map.fetch!("bounces") |> parse_number(),
visits: row.metrics |> Map.fetch!("sessions") |> parse_number(),
visit_duration: row.metrics |> Map.fetch!("userEngagementDuration") |> parse_number()
}
end
defp new_from_report(site_id, import_id, "imported_sources", row) do
%{
site_id: site_id,
import_id: import_id,
date: get_date(row),
source: row.dimensions |> Map.fetch!("sessionSource") |> parse_source(),
# GA4 channels map 1-1 to Plausible channels
channel: row.dimensions |> Map.fetch!("sessionDefaultChannelGroup"),
referrer: nil,
# Only `source` exists in GA4 API
utm_source: nil,
utm_medium: row.dimensions |> Map.fetch!("sessionMedium") |> default_if_missing(),
utm_campaign: row.dimensions |> Map.fetch!("sessionCampaignName") |> default_if_missing(),
utm_content: row.dimensions |> Map.fetch!("sessionManualAdContent") |> default_if_missing(),
utm_term: row.dimensions |> Map.fetch!("sessionGoogleAdsKeyword") |> default_if_missing(),
visitors: row.metrics |> Map.fetch!("totalUsers") |> parse_number(),
visits: row.metrics |> Map.fetch!("sessions") |> parse_number(),
pageviews: row.metrics |> Map.fetch!("screenPageViews") |> parse_number(),
bounces: row.metrics |> Map.fetch!("bounces") |> parse_number(),
visit_duration: row.metrics |> Map.fetch!("userEngagementDuration") |> parse_number()
}
end
defp new_from_report(site_id, import_id, "imported_pages", row) do
%{
site_id: site_id,
import_id: import_id,
date: get_date(row),
hostname: row.dimensions |> Map.fetch!("hostName") |> String.replace_prefix("www.", ""),
page: row.dimensions |> Map.fetch!("pagePath") |> URI.parse() |> Map.get(:path),
visitors: row.metrics |> Map.fetch!("totalUsers") |> parse_number(),
active_visitors: row.metrics |> Map.fetch!("activeUsers") |> parse_number(),
visits: row.metrics |> Map.fetch!("sessions") |> parse_number(),
pageviews: row.metrics |> Map.fetch!("screenPageViews") |> parse_number(),
# NOTE: no exits metric in GA4 API currently
exits: 0,
time_on_page: row.metrics |> Map.fetch!("userEngagementDuration") |> parse_number()
}
end
defp new_from_report(site_id, import_id, "imported_entry_pages", row) do
%{
site_id: site_id,
import_id: import_id,
date: get_date(row),
entry_page: row.dimensions |> Map.fetch!("landingPage"),
visitors: row.metrics |> Map.fetch!("totalUsers") |> parse_number(),
entrances: row.metrics |> Map.fetch!("sessions") |> parse_number(),
visit_duration: row.metrics |> Map.fetch!("userEngagementDuration") |> parse_number(),
pageviews: row.metrics |> Map.fetch!("screenPageViews") |> parse_number(),
bounces: row.metrics |> Map.fetch!("bounces") |> parse_number()
}
end
# NOTE: no exit pages metrics in GA4 API available for now
# defp new_from_report(site_id, import_id, "imported_exit_pages", row) do
# %{
# site_id: site_id,
# import_id: import_id,
# date: get_date(row),
# exit_page: Map.fetch!(row.dimensions, "exitPage"),
# visitors: row.metrics |> Map.fetch!("totalUsers") |> parse_number(),
# exits: row.metrics |> Map.fetch!("sessions") |> parse_number(),
# visit_duration: row.metrics |> Map.fetch!("userEngagementDuration") |> parse_number(),
# pageviews: row.metrics |> Map.fetch!("screenPageViews") |> parse_number(),
# bounces: row.metrics |> Map.fetch!("bounces") |> parse_number()
# }
# end
defp new_from_report(site_id, import_id, "imported_custom_events", row) do
%{
site_id: site_id,
import_id: import_id,
date: get_date(row),
name: row.dimensions |> Map.fetch!("eventName") |> maybe_override_event_name(),
link_url: row.dimensions |> Map.fetch!("linkUrl"),
visitors: row.metrics |> Map.fetch!("totalUsers") |> parse_number(),
events: row.metrics |> Map.fetch!("eventCount") |> parse_number()
}
end
defp new_from_report(site_id, import_id, "imported_locations", row) do
country_code = row.dimensions |> Map.fetch!("countryId") |> default_if_missing("")
city_name = row.dimensions |> Map.fetch!("city") |> default_if_missing("")
city_data = Location.get_city(city_name, country_code)
%{
site_id: site_id,
import_id: import_id,
date: get_date(row),
country: country_code,
region: row.dimensions |> Map.fetch!("region") |> default_if_missing(""),
city: city_data && city_data.id,
visitors: row.metrics |> Map.fetch!("totalUsers") |> parse_number(),
visits: row.metrics |> Map.fetch!("sessions") |> parse_number(),
pageviews: row.metrics |> Map.fetch!("screenPageViews") |> parse_number(),
bounces: row.metrics |> Map.fetch!("bounces") |> parse_number(),
visit_duration: row.metrics |> Map.fetch!("userEngagementDuration") |> parse_number()
}
end
defp new_from_report(site_id, import_id, "imported_devices", row) do
%{
site_id: site_id,
import_id: import_id,
date: get_date(row),
device: row.dimensions |> Map.fetch!("deviceCategory") |> String.capitalize(),
visitors: row.metrics |> Map.fetch!("totalUsers") |> parse_number(),
visits: row.metrics |> Map.fetch!("sessions") |> parse_number(),
pageviews: row.metrics |> Map.fetch!("screenPageViews") |> parse_number(),
bounces: row.metrics |> Map.fetch!("bounces") |> parse_number(),
visit_duration: row.metrics |> Map.fetch!("userEngagementDuration") |> parse_number()
}
end
@browser_google_to_plausible %{
"User-Agent:Opera" => "Opera",
"Mozilla Compatible Agent" => "Mobile App",
"Android Webview" => "Mobile App",
"Android Browser" => "Mobile App",
"Safari (in-app)" => "Mobile App",
"User-Agent: Mozilla" => "Firefox",
"(not set)" => ""
}
defp new_from_report(site_id, import_id, "imported_browsers", row) do
browser = Map.fetch!(row.dimensions, "browser")
%{
site_id: site_id,
import_id: import_id,
date: get_date(row),
browser: Map.get(@browser_google_to_plausible, browser, browser),
# Does not exist in GA4 API
browser_version: nil,
visitors: row.metrics |> Map.fetch!("totalUsers") |> parse_number(),
visits: row.metrics |> Map.fetch!("sessions") |> parse_number(),
pageviews: row.metrics |> Map.fetch!("screenPageViews") |> parse_number(),
bounces: row.metrics |> Map.fetch!("bounces") |> parse_number(),
visit_duration: row.metrics |> Map.fetch!("userEngagementDuration") |> parse_number()
}
end
@os_google_to_plausible %{
"Macintosh" => "Mac",
"Linux" => "GNU/Linux",
"(not set)" => ""
}
defp new_from_report(site_id, import_id, "imported_operating_systems", row) do
os = Map.fetch!(row.dimensions, "operatingSystem")
%{
site_id: site_id,
import_id: import_id,
date: get_date(row),
operating_system: Map.get(@os_google_to_plausible, os, os),
operating_system_version: row.dimensions |> Map.fetch!("operatingSystemVersion"),
visitors: row.metrics |> Map.fetch!("totalUsers") |> parse_number(),
visits: row.metrics |> Map.fetch!("sessions") |> parse_number(),
pageviews: row.metrics |> Map.fetch!("screenPageViews") |> parse_number(),
bounces: row.metrics |> Map.fetch!("bounces") |> parse_number(),
visit_duration: row.metrics |> Map.fetch!("userEngagementDuration") |> parse_number()
}
end
defp get_date(%{dimensions: %{"date" => date}}) do
date
|> Timex.parse!("%Y%m%d", :strftime)
|> NaiveDateTime.to_date()
end
defp default_if_missing(value, default \\ nil)
defp default_if_missing(value, default) when value in @missing_values, do: default
defp default_if_missing(value, _default), do: value
defp parse_source(nil), do: nil
defp parse_source("(direct)"), do: nil
defp parse_source("google"), do: "Google"
defp parse_source("bing"), do: "Bing"
defp parse_source("duckduckgo"), do: "DuckDuckGo"
defp parse_source(ref) do
Plausible.Ingestion.Source.parse("https://" <> ref)
end
end