From 741c510b91cd425127754e6f443011c5f16ef115 Mon Sep 17 00:00:00 2001
From: Julian Ospald <hasufell@posteo.de>
Date: Wed, 1 Jun 2016 15:30:15 +0200
Subject: [PATCH] TRAVIS: automatic gh-pages pushing

---
 .travis.yml        |  8 ++++++++
 update-gh-pages.sh | 51 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 59 insertions(+)
 create mode 100644 update-gh-pages.sh

diff --git a/.travis.yml b/.travis.yml
index 9aa357b..bec2f8d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,6 +19,10 @@ matrix:
   allow_failures:
     - env: CABALVER=head GHCVER=head
 
+env:
+  global:
+    - secure: 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
+
 before_install:
  - export PATH=/opt/ghc/$GHCVER/bin:/opt/cabal/$CABALVER/bin:$PATH
 
@@ -34,6 +38,7 @@ script:
  - cabal test
  - cabal check
  - cabal sdist
+ - cabal haddock --hyperlink-source --html-location=https://hackage.haskell.org/package/\$pkg-\$version/docs/
 # check that the generated source-distribution can be built & installed
  - export SRC_TGZ=$(cabal info . | awk '{print $2 ".tar.gz";exit}') ;
    cd dist/;
@@ -45,6 +50,9 @@ script:
       exit 1;
    fi
 
+after_script:
+    - ./update-gh-pages.sh
+
 notifications:
   email:
     - hasufell@posteo.de
diff --git a/update-gh-pages.sh b/update-gh-pages.sh
new file mode 100644
index 0000000..7d9df0c
--- /dev/null
+++ b/update-gh-pages.sh
@@ -0,0 +1,51 @@
+#!/bin/bash
+
+SOURCE_BRANCH="master"
+TARGET_BRANCH="gh-pages"
+REPO="https://${GH_TOKEN}@github.com/hasufell/hpath"
+DOC_LOCATION="/dist/doc/html/hpath"
+
+
+# Pull requests and commits to other branches shouldn't try to deploy,
+# just build to verify
+if [ "$TRAVIS_PULL_REQUEST" != "false" -o "$TRAVIS_BRANCH" != "$SOURCE_BRANCH" ]; then
+    echo "Skipping docs deploy."
+    exit 0
+fi
+
+
+cd "$HOME"
+git config --global user.email "travis@travis-ci.org"
+git config --global user.name "travis-ci"
+git clone --branch=${TARGET_BRANCH} ${REPO} ${TARGET_BRANCH} || exit 1
+
+# If there are no changes to the compiled out (e.g. this is a README update)
+# then just bail.
+if [ -z `git diff --exit-code` ]; then
+    echo "No changes to the output on this push; exiting."
+    exit 0
+fi
+
+# docs
+cd ${TARGET_BRANCH} || exit 1
+echo "Removing old docs."
+git rm -rf .
+echo "Adding new docs."
+cp -rf "${TRAVIS_BUILD_DIR}${DOC_LOCATION}"/* . || exit 1
+git add *
+
+if [[ -e ./index.html ]] ; then
+	echo "Commiting docs."
+	git commit -m "Lastest docs updated
+
+travis build: $TRAVIS_BUILD_NUMBER
+commit: $TRAVIS_COMMIT
+auto-pushed to gh-pages"
+
+	git push origin $TARGET_BRANCH
+	echo "Published docs to gh-pages."
+else
+	echo "Error docs are empty."
+	exit 1
+fi
+