From bf9dbbb01be9f95b43f8047dcbbc49cfff0b4c94 Mon Sep 17 00:00:00 2001
From: Jean-Baptiste Holcroft <jean-baptiste@holcroft.fr>
Date: Mon, 25 Sep 2017 10:32:11 +0200
Subject: [PATCH] Add SMTP configuration

---
 conf/settings.py   |  7 +++++++
 scripts/_common.sh | 19 ++++++++++++++++++-
 scripts/install    |  8 +++++---
 scripts/restore    |  3 ++-
 scripts/upgrade    |  3 ++-
 5 files changed, 34 insertions(+), 6 deletions(-)

diff --git a/conf/settings.py b/conf/settings.py
index e4ea206..da0f464 100644
--- a/conf/settings.py
+++ b/conf/settings.py
@@ -554,6 +554,13 @@ EMAIL_SEND_HTML = True
 # Subject of emails includes site title
 EMAIL_SUBJECT_PREFIX = '[{0}] '.format(SITE_TITLE)
 
+# SMTP settings
+EMAIL_HOST="localhost"
+EMAIL_HOST_USER="__NAME__"
+EMAIL_HOST_PASSWORD="__SMTPPWD__"
+EMAIL_PORT=465
+EMAIL_USE_SSL=True
+
 # Enable remote hooks
 ENABLE_HOOKS = True
 
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 72e18ea..dd4cc87 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -1,6 +1,23 @@
 #!/bin/bash
-# Source: https://github.com/YunoHost-Apps/coin_ynh/
 
+# Create a system user
+#
+# usage: ynh_system_user_create user_name [home_dir]
+# | arg: user_name - Name of the system user that will be create
+# | arg: home_dir - Path of the home dir for the user. Usually the final path of the app. If this argument is omitted, the user will be created without home
+# | arg: password - user password (for SMTP access)
+ynh_system_user_create_smtp () {
+	if ! ynh_system_user_exists "$1"	# Check if the user exists on the system
+	then	# If the user doesn't exist
+		if [ $# -ge 2 ]; then	# If a home dir is mentioned
+			user_home_dir="-d $2"
+		else
+			user_home_dir="--no-create-home"
+		fi
+		user_home_dir="-d $2"
+		sudo useradd $user_home_dir --system --user-group $1 --shell /bin/false || ynh_die "Unable to create $1 system account"
+	fi
+}
 
 ynh_psql_test_if_first_run() {
 	if [ -f /etc/yunohost/psql ];
diff --git a/scripts/install b/scripts/install
index ef9bf79..d99803a 100755
--- a/scripts/install
+++ b/scripts/install
@@ -101,8 +101,10 @@ ynh_add_nginx_config
 # CREATE DEDICATED USER
 #=================================================
 
-# Create a system user
-ynh_system_user_create "$app"
+# Create system user for email notifications
+smtp_pwd=$(ynh_string_random)
+ynh_system_user_create_smtp "$app" "$smtp_pwd"
+ynh_app_setting_set "$app" smtppwd "$smtp_pwd"
 
 #=================================================
 # SPECIFIC SETUP
@@ -156,7 +158,7 @@ ynh_replace_string "__DOMAIN__"    "$domain"     "$final_path/venv/lib/python2.7
 ynh_replace_string "__KEY__"       "$key"        "$final_path/venv/lib/python2.7/site-packages/weblate/settings.py"
 ynh_replace_string "__PATHURL__"   "$path_url"   "$final_path/venv/lib/python2.7/site-packages/weblate/settings.py"
 ynh_replace_string "__FINALPATH__" "$final_path" "$final_path/venv/lib/python2.7/site-packages/weblate/settings.py"
-
+ynh_replace_string "__SMTPPWD__"   "$smtp_pwd"   "$final_path/venv/lib/python2.7/site-packages/weblate/settings.py"
 
 #=================================================
 # SPECIFIC SETUP Filling up the database
diff --git a/scripts/restore b/scripts/restore
index 656d58a..6a0145a 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -31,6 +31,7 @@ domain=$(ynh_app_setting_get $app domain)
 path_url=$(ynh_app_setting_get $app path)
 final_path=$(ynh_app_setting_get $app final_path)
 db_name=$(ynh_app_setting_get $app db_name)
+smtp_pwd=$(ynh_app_setting_get $app smtppwd)
 
 #=================================================
 # CHECK IF THE APP CAN BE RESTORED
@@ -60,7 +61,7 @@ ynh_restore_file "$final_path"
 #=================================================
 
 # Create the dedicated user (if not existing)
-ynh_system_user_create "$app"
+ynh_system_user_create_smtp "$app" "$smtp_pwd"
 
 #=================================================
 # RESTORE USER RIGHTS
diff --git a/scripts/upgrade b/scripts/upgrade
index 944ef92..b83db53 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -22,6 +22,7 @@ is_public=$(ynh_app_setting_get $app is_public)
 final_path=$(ynh_app_setting_get $app final_path)
 port=$(ynh_app_setting_get $app port)
 db_name=$(ynh_app_setting_get $app db_name)
+smtp_pwd=$(ynh_app_setting_get $app smtppwd)
 
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
@@ -68,7 +69,7 @@ ynh_add_nginx_config
 #=================================================
 
 # Create a system user
-ynh_system_user_create $app
+ynh_system_user_create_smtp "$app" "$smtp_pwd"
 
 #=================================================
 # SPECIFIC UPGRADE