From 0a8aadbb2dae438de0c2692d11efeaa8019db1b8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=A4fer?= <git@roschaefer.de>
Date: Sun, 9 Dec 2018 23:23:36 +0100
Subject: [PATCH] Check out a common branch through environment var

This will be useful if we trigger the build through the Travis CI API
where we can alter the environment variables in the request.
---
 .travis.yml        |  5 ++++-
 scripts/trigger.sh | 28 ++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+), 1 deletion(-)
 create mode 100755 scripts/trigger.sh

diff --git a/.travis.yml b/.travis.yml
index 25e9ad58c..489d0cc75 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,9 @@ services:
   - docker
 
 env:
-  - DOCKER_COMPOSE_VERSION=1.23.2
+  global:
+    - DOCKER_COMPOSE_VERSION=1.23.2
+    - COMMON_BRANCH=master
 
 before_install:
   - sudo rm /usr/local/bin/docker-compose
@@ -18,6 +20,7 @@ before_install:
   - sudo mv docker-compose /usr/local/bin
 
 install:
+  - git submodule foreach "git checkout $COMMON_BRANCH || echo 'Branch \`$COMMON_BRANCH\` does not exist, falling back to master.'"
   - docker-compose -f Nitro-Backend/docker-compose.yml up -d
   - docker-compose -f Nitro-Web/docker-compose.yml up -d
   - yarn global add cypress wait-on
diff --git a/scripts/trigger.sh b/scripts/trigger.sh
new file mode 100755
index 000000000..ef430dc2c
--- /dev/null
+++ b/scripts/trigger.sh
@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+
+body=$(cat<< EOF
+{
+ "request": {
+   "branch":"e2e",
+   "message": "Triggered by \`$TRAVIS_REPO_SLUG\` on \`$TRAVIS_BRANCH\`",
+   "config": {
+     "merge_mode": "deep_merge",
+     "env": {
+      "global": {
+        "DOCKER_COMPOSE_VERSION":"1.23.2",
+        "COMMON_BRANCH": "$TRAVIS_BRANCH"
+       }
+     }
+    }
+  }
+}
+EOF
+)
+
+curl -s -X POST \
+   -H "Content-Type: application/json" \
+   -H "Accept: application/json" \
+   -H "Travis-API-Version: 3" \
+   -H "Authorization: token $TRAVIS_TOKEN" \
+   -d "$body" \
+   https://api.travis-ci.com/repo/Human-Connection%2FHuman-Connection/requests