Add travis configuration

.travis-ci.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+set -e # halt script on error
+
+HTMLPROOFER_OPTIONS="./_site --internal-domains=eips.ethereum.org --check-html --check-opengraph --report-missing-names --log-level=:debug"
+
+bundle exec jekyll doctor
+bundle exec jekyll build
+
+if [[ $TASK = 'htmlproofer' ]]; then
+  bundle exec htmlproofer $HTMLPROOFER_OPTIONS --disable-external
+elif [[ $TASK = 'htmlproofer-external' ]]; then
+  bundle exec htmlproofer $HTMLPROOFER_OPTIONS
+fi
+
+# Validate GH Pages DNS setup
+bundle exec github-pages health-check

.travis.yml

@@ -0,0 +1,28 @@
+sudo: false # route your build to the container-based infrastructure for a faster build
+
+language: ruby
+
+# Cache Ruby bundles
+cache: bundler
+
+before_script:
+  - bundle exec github-pages versions
+
+# Assume bundler is being used, therefore
+# the `install` step will run `bundle install` by default.
+script: "bash -ex .travis-ci.sh"
+
+env:
+  global:
+  - NOKOGIRI_USE_SYSTEM_LIBRARIES=true # speeds up installation of html-proofer
+
+matrix:
+  fast_finish: true
+  include:
+    - rvm: 2.2.5
+      env: TASK='htmlproofer'
+    - rvm: 2.2.5
+      env: TASK='htmlproofer-external'
+  allow_failures:
+    - rvm: 2.2.5
+      env: TASK='htmlproofer-external'

Gemfile

@@ -28,3 +28,5 @@ gem "tzinfo-data", platforms: [:mingw, :mswin, :x64_mingw, :jruby]
 
 # Performance-booster for watching directories on Windows
 gem "wdm", "~> 0.1.0" if Gem.win_platform?
+
+gem "html-proofer", '>=3.3.1'

Gemfile.lock

@@ -13,6 +13,7 @@ GEM
       execjs
     coffee-script-source (1.11.1)
     colorator (1.1.0)
+    colorize (0.8.1)
     commonmarker (0.17.9)
       ruby-enum (~> 0.5)
     concurrent-ruby (1.0.5)
@@ -78,6 +79,15 @@ GEM
     html-pipeline (2.7.1)
       activesupport (>= 2)
       nokogiri (>= 1.4)
+    html-proofer (3.8.0)
+      activesupport (>= 4.2, < 6.0)
+      addressable (~> 2.3)
+      colorize (~> 0.8)
+      mercenary (~> 0.3.2)
+      nokogiri (~> 1.8.1)
+      parallel (~> 1.3)
+      typhoeus (~> 1.3)
+      yell (~> 2.0)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     jekyll (3.6.2)
@@ -204,6 +214,7 @@ GEM
       mini_portile2 (~> 2.3.0)
     octokit (4.8.0)
       sawyer (~> 0.8.0, >= 0.5.3)
+    parallel (1.12.1)
     pathutil (0.16.1)
       forwardable-extended (~> 2.6)
     public_suffix (2.0.5)
@@ -232,12 +243,14 @@ GEM
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
     unicode-display_width (1.3.0)
+    yell (2.0.7)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   github-pages
+  html-proofer (>= 3.3.1)
   jekyll (~> 3.6.2)
   jekyll-feed (~> 0.6)
   minima (~> 2.0)

_config.yml

@@ -18,7 +18,7 @@ description: >-
   Ethereum Improvement Proposals (EIPs) describe standards for the Ethereum
   platform, including core protocol specifications, client APIs, and contract
   standards.
-url: "" # the base hostname & protocol for your site, e.g. http://example.com
+url: "http://eips.ethereum.org"
 twitter_username: ethereum
 github_username:  ethereum
 header_pages: