From 0b66c28097723fcd73aa01c0f6005e56d72f841f Mon Sep 17 00:00:00 2001
From: Rizky Maulana Nugraha <lana.pcfre@gmail.com>
Date: Thu, 28 Jan 2021 01:59:12 +0700
Subject: [PATCH] Add several default locale for testing

---
 .example.env                        | 2 ++
 .github/workflows/build-latest.yaml | 4 ++++
 Dockerfile                          | 3 +++
 base_build/scripts/locale-filter.sh | 9 +++++++++
 4 files changed, 18 insertions(+)
 create mode 100644 base_build/scripts/locale-filter.sh

diff --git a/.example.env b/.example.env
index 14f0d9c..7bc4714 100644
--- a/.example.env
+++ b/.example.env
@@ -10,6 +10,8 @@ IMAGE_VARIANT=slim
 GENERATE_ALL_LOCALE=1
 # Set the language if you need to specify LANG locale at build time
 LANG=en_US.UTF-8
+# locale filter to include in the locale generator
+LANGS="en_US.UTF-8,id_ID.UTF-8"
 
 POSTGRES_MAJOR_VERSION=13
 POSTGIS_MAJOR_VERSION=3
diff --git a/.github/workflows/build-latest.yaml b/.github/workflows/build-latest.yaml
index 5777dcc..6e55bd3 100644
--- a/.github/workflows/build-latest.yaml
+++ b/.github/workflows/build-latest.yaml
@@ -65,6 +65,7 @@ jobs:
             DISTRO=${{ matrix.distro }}
             IMAGE_VERSION=${{ matrix.imageVersion }}
             IMAGE_VARIANT=${{ matrix.imageVariant }}
+            LANGS=en_US.UTF-8,id_ID.UTF-8
             GENERATE_ALL_LOCALE=0
             POSTGRES_MAJOR_VERSION=${{ matrix.postgresMajorVersion }}
             POSTGIS_MAJOR_VERSION=${{ matrix.postgisMajorVersion }}
@@ -86,6 +87,7 @@ jobs:
             DISTRO=${{ matrix.distro }}
             IMAGE_VERSION=${{ matrix.imageVersion }}
             IMAGE_VARIANT=${{ matrix.imageVariant }}
+            LANGS=en_US.UTF-8,id_ID.UTF-8
             GENERATE_ALL_LOCALE=0
             POSTGRES_MAJOR_VERSION=${{ matrix.postgresMajorVersion }}
             POSTGIS_MAJOR_VERSION=${{ matrix.postgisMajorVersion }}
@@ -107,6 +109,7 @@ jobs:
             DISTRO=${{ matrix.distro }}
             IMAGE_VERSION=${{ matrix.imageVersion }}
             IMAGE_VARIANT=${{ matrix.imageVariant }}
+            LANGS=en_US.UTF-8,id_ID.UTF-8
             GENERATE_ALL_LOCALE=0
             POSTGRES_MAJOR_VERSION=${{ matrix.postgresMajorVersion }}
             POSTGIS_MAJOR_VERSION=${{ matrix.postgisMajorVersion }}
@@ -163,6 +166,7 @@ jobs:
             DISTRO=${{ matrix.distro }}
             IMAGE_VERSION=${{ matrix.imageVersion }}
             IMAGE_VARIANT=${{ matrix.imageVariant }}
+            LANGS=en_US.UTF-8,id_ID.UTF-8
             GENERATE_ALL_LOCALE=0
             POSTGRES_MAJOR_VERSION=${{ matrix.postgresMajorVersion }}
             POSTGIS_MAJOR_VERSION=${{ matrix.postgisMajorVersion }}
diff --git a/Dockerfile b/Dockerfile
index 8a01f5f..b63c9ce 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -36,15 +36,18 @@ RUN chmod 0755 /gdal_install.sh;/bin/bash /gdal_install.sh
 # Generate all locale only on deployment mode build
 # Set to empty string to generate only default locale
 ARG GENERATE_ALL_LOCALE=1
+ARG LANGS="en_US.UTF-8,id_ID.UTF-8"
 ARG LANG=en_US.UTF-8
 ENV LANG=en_US.UTF-8 \
     LANGUAGE=en_US:en \
     LC_ALL=en_US.UTF-8
 
 COPY base_build/scripts/locale.gen /etc/all.locale.gen
+COPY base_build/scripts/locale-filter.sh /etc/locale-filter.sh
 RUN if [ -z "${GENERATE_ALL_LOCALE}" ] || [ $GENERATE_ALL_LOCALE -eq 0 ]; \
 	then \
 		cat /etc/all.locale.gen | grep "${LANG}" > /etc/locale.gen; \
+		/bin/bash /etc/locale-filter.sh; \
 	else \
 		cp -f /etc/all.locale.gen /etc/locale.gen; \
 	fi; \
diff --git a/base_build/scripts/locale-filter.sh b/base_build/scripts/locale-filter.sh
new file mode 100644
index 0000000..8b37747
--- /dev/null
+++ b/base_build/scripts/locale-filter.sh
@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+## Filter list of locales from a given filter args
+## Parse into array
+LANG_ARR=(${LANGS//,/ })
+echo "" > /etc/locale.gen
+for i in "${LANG_ARR[@]}"; do
+  cat /etc/all.locale.gen | grep "$i" >> /etc/locale.gen
+done