add piwik installation

www/analytics/plugins/ExamplePlugin/.travis.yml

@@ -0,0 +1,42 @@
+language: php
+
+php:
+- 5.3
+
+env:
+  matrix:
+    - TEST_SUITE=CoreTests MYSQL_ADAPTER=PDO_MYSQL
+    - TEST_SUITE=PluginTests MYSQL_ADAPTER=PDO_MYSQL
+
+script: ./travis.sh
+
+install:
+  - TEST_PIWIK_VERSION=$(wget builds.piwik.org/LATEST -q -O -)
+  - TEST_PIWIK_VERSION=`echo $TEST_PIWIK_VERSION | tr -d ' ' | tr -d '\n'`
+  - mkdir ExamplePlugin
+  - cp -R !(ExamplePlugin) ExamplePlugin
+  - cp -R .git/ ExamplePlugin/
+  - git clone https://github.com/piwik/piwik.git piwik
+  - cd piwik
+  - git checkout "$TEST_PIWIK_VERSION"
+  - git submodule init
+  - git submodule update || true
+  - composer self-update
+  - composer install
+  - rm -rf plugins/ExamplePlugin
+  - cd ../
+  - mv ExamplePlugin piwik/plugins
+
+before_script:
+  - cd piwik
+  - uname -a
+  - date
+  - mysql -e 'create database piwik_tests;'
+  - ./tests/travis/prepare.sh
+  - ./tests/travis/setup_webserver.sh
+  - wget https://raw.github.com/piwik/piwik-tests-plugins/master/activateplugin.php
+  - php activateplugin.php ExamplePlugin
+  - cd tests/PHPUnit
+
+after_script:
+  - cat /var/log/nginx/error.log