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# Migrate analytics UUID to its new home in Homebrew repo's git config and
# remove the legacy UUID file if detected.
# HOMEBREW_LINUX, HOMEBREW_REPOSITORY is set by bin/brew
# HOMEBREW_NO_ANALYTICS is from the user environment.
# shellcheck disable=SC2154
migrate-legacy-uuid-file() {
local legacy_uuid_file analytics_uuid
legacy_uuid_file="${HOME}/.homebrew_analytics_user_uuid"
if [[ -f "${legacy_uuid_file}" ]]
then
analytics_uuid="$(cat "${legacy_uuid_file}")"
if [[ -n "${analytics_uuid}" ]]
then
git config --file="${HOMEBREW_REPOSITORY}/.git/config" --replace-all homebrew.analyticsuuid "${analytics_uuid}" 2>/dev/null
fi
rm -f "${legacy_uuid_file}"
fi
}
setup-analytics() {
local git_config_file="${HOMEBREW_REPOSITORY}/.git/config"
migrate-legacy-uuid-file
if [[ -n "${HOMEBREW_NO_ANALYTICS}" ]]
then
return
fi
local message_seen analytics_disabled
message_seen="$(git config --file="${git_config_file}" --get homebrew.analyticsmessage 2>/dev/null)"
analytics_disabled="$(git config --file="${git_config_file}" --get homebrew.analyticsdisabled 2>/dev/null)"
if [[ "${message_seen}" != "true" || "${analytics_disabled}" == "true" ]]
then
# Internal variable for brew's use, to differentiate from user-supplied setting
export HOMEBREW_NO_ANALYTICS_THIS_RUN="1"
return
fi
HOMEBREW_ANALYTICS_USER_UUID="$(git config --file="${git_config_file}" --get homebrew.analyticsuuid 2>/dev/null)"
if [[ -z "${HOMEBREW_ANALYTICS_USER_UUID}" ]]
then
if [[ -x /usr/bin/uuidgen ]]
then
HOMEBREW_ANALYTICS_USER_UUID="$(/usr/bin/uuidgen)"
elif [[ -r /proc/sys/kernel/random/uuid ]]
then
HOMEBREW_ANALYTICS_USER_UUID="$(tr a-f A-F </proc/sys/kernel/random/uuid)"
else
HOMEBREW_ANALYTICS_USER_UUID="$(uuidgen)"
fi
if [[ -z "${HOMEBREW_ANALYTICS_USER_UUID}" ]]
then
# Avoid sending bogus analytics if no UUID could be generated.
export HOMEBREW_NO_ANALYTICS_THIS_RUN="1"
return
fi
git config --file="${git_config_file}" --replace-all homebrew.analyticsuuid "${HOMEBREW_ANALYTICS_USER_UUID}" 2>/dev/null
fi
if [[ -n "${HOMEBREW_LINUX}" ]]
then
# For Homebrew on Linux's analytics.
HOMEBREW_ANALYTICS_IDS="UA-76492262-1"
else
# Otherwise, fall back to Homebrew's analytics.
HOMEBREW_ANALYTICS_IDS="UA-76679469-1"
fi
if [[ -n "${HOMEBREW_ADDITIONAL_GOOGLE_ANALYTICS_ID}" ]]
then
HOMEBREW_ANALYTICS_IDS="${HOMEBREW_ANALYTICS_IDS},${HOMEBREW_ADDITIONAL_GOOGLE_ANALYTICS_ID}"
fi
export HOMEBREW_ANALYTICS_IDS
export HOMEBREW_ANALYTICS_USER_UUID
}