maint: add Travis CI deployment script

Signed-off-by: Yury V. Zaytsev <yury@shurup.com>

.travis.yml

@@ -13,3 +13,15 @@ script:
   - ./maint/utils/check-indent.sh
   - ./autogen.sh
   - ./maint/utils/travis-build.sh
+
+after_success:
+  - openssl aes-256-cbc -K $encrypted_036881b9e9dd_key -iv $encrypted_036881b9e9dd_iv -in ./maint/utils/deploy-key.enc -out $HOME/.ssh/deploy-key -d
+  - chmod 600 $HOME/.ssh/deploy-key
+  - echo "Host github.com" >> $HOME/.ssh/config
+  - echo "  IdentityFile ~/.ssh/deploy-key" >> $HOME/.ssh/config
+
+deploy:
+  provider: script
+  script: ./maint/utils/travis-deploy.sh
+  on:
+    branch: master

maint/utils/travis-deploy.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+#
+# Midnight Commander - deployment script for Travis CI
+#
+# Copyright (C) 2016
+# The Free Software Foundation, Inc.
+#
+# Written by:
+#  Yury V. Zaytsev <yury@shurup.com>, 2016
+#
+# This file is part of the Midnight Commander.
+#
+# The Midnight Commander is free software: you can redistribute it
+# and/or modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation, either version 3 of the License,
+# or (at your option) any later version.
+#
+# The Midnight Commander is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+set -e
+set -x
+
+mkdir HTML && cd HTML
+
+echo "source.midnight-commander.org" > CNAME
+echo "It works!" > index.html
+
+touch .nojekyll
+
+git init
+
+git config user.name "Travis CI"
+git config user.email "travis@midnight-commander.org"
+
+git add .
+git commit -m "Deploy to GitHub Pages"
+
+git push --force --quiet git@github.com:MidnightCommander/source.git master:gh-pages > /dev/null 2>&1
+
+exit 0