Fix environment issues (#337)

* Clean env file

* Remove generated .env

* Fix file_env exporting empty values

alpine/5/Dockerfile

@@ -88,7 +88,8 @@ WORKDIR /var/www/app
 
 # Do not remove this ENV
 ENV IS_DOCKER true
-RUN /usr/local/bin/composer install --no-dev --quiet
+RUN /usr/local/bin/composer install --no-dev --quiet \
+    && rm .env
 
 # Override the environment settings from projects .env file
 ENV APP_ENV production

alpine/5/rootfs/usr/local/bin/docker-entrypoint

@@ -27,18 +27,20 @@ file_env() {
     local fileVar="${var}_FILE"
     local def="${2:-}"
 
-    if [ "$(ie_gv ${var})" != "" ] && [ "$(ie_gv ${fileVar})" != "" ]; then
-        in_error "Both $var and $fileVar are set (but are exclusive)"
-    fi
-
-    local val="$def"
     if [ "$(ie_gv ${var})" != "" ]; then
-        val=$(ie_gv ${var})
-    elif [ "$(ie_gv ${fileVar})" != "" ]; then
-        val=$(cat $(ie_gv ${fileVar}))
+        if [ "$(ie_gv ${fileVar})" != "" ]; then
+            in_error "Both $var and $fileVar are set (but are exclusive)"
+        fi
+        unset "$fileVar"
+        return
+    fi
+
+    if [ "$(ie_gv ${fileVar})" != "" ] && [ -f "$(ie_gv ${fileVar})" ]; then
+        export "$var"="$(cat $(ie_gv ${fileVar}))"
+    elif [ ! -z "$def" ]; then
+        export "$var"="$def"
     fi
 
-    export "$var"="$val"
     unset "$fileVar"
 }
 

env

@@ -1,26 +1,33 @@
-APP_URL=http://in.localhost:8003/
+# IN application vars
+APP_URL=http://in.localhost:8003
 APP_KEY=<insert your generated key in here>
 APP_DEBUG=true
-MULTI_DB_ENABLED=false
-DB_HOST1=db
-DB_PORT1=3306
-DB_USERNAME1=ninja
-DB_PASSWORD1=ninja
-DB_DATABASE1=ninja
+REQUIRE_HTTPS=false
+PHANTOMJS_PDF_GENERATION=false
+
+# DB connection
+DB_HOST=db
+DB_PORT=3306
+DB_DATABASE=ninja
+DB_USERNAME=ninja
+DB_PASSWORD=ninja
+
+# Mail options
+MAIL_MAILER=log
+MAIL_HOST=smtp.mailtrap.io
+MAIL_PORT=2525
+MAIL_USERNAME=null
+MAIL_PASSWORD=null
+MAIL_ENCRYPTION=null
+MAIL_FROM_ADDRESS='user@example.com'
+MAIL_FROM_NAME='Self Hosted User'
+
+# MySQL
 MYSQL_ROOT_PASSWORD=ninjaAdm1nPassword
 MYSQL_USER=ninja
 MYSQL_PASSWORD=ninja
 MYSQL_DATABASE=ninja
 
-#this is a system variable please do not remove
-IS_DOCKER=true
-
-PHANTOMJS_PDF_GENERATION=false
-
-#V4 env vars
-DB_STRICT=false
-DB_HOST=db
-DB_DATABASE=ninja
-DB_USERNAME=ninja
-DB_PASSWORD=ninja
-APP_CIPHER=AES-256-CBC
+# V4 env vars
+# DB_STRICT=false
+# APP_CIPHER=AES-256-CBC