From 5118ba97617c9f6896682838a82504eeb8bc4429 Mon Sep 17 00:00:00 2001
From: nilsding <nilsding@nilsding.org>
Date: Thu, 8 Jan 2015 22:28:56 +0100
Subject: [PATCH] Le Funny Emoji Meme Face x--DD

---
 .gitignore                            |  3 ++-
 Gemfile                               |  4 ++++
 Gemfile.lock                          |  4 ++++
 Rakefile                              |  1 +
 app/helpers/emoji_helper.rb           | 12 ++++++++++++
 app/helpers/markdown_helper.rb        |  4 +++-
 app/views/inbox/_entry.html.haml      |  2 +-
 app/views/shared/_answerbox.html.haml |  2 +-
 8 files changed, 28 insertions(+), 4 deletions(-)
 create mode 100644 app/helpers/emoji_helper.rb

diff --git a/.gitignore b/.gitignore
index 3f798c97..03736d5b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,9 +19,10 @@ coverage/
 
 /public/assets
 /public/system
+/public/images/emoji
 
 # damn vim backup files
 *~
 
 # every fucking time, dolphin
-.directory
\ No newline at end of file
+.directory
diff --git a/Gemfile b/Gemfile
index ecfc613b..165cde69 100644
--- a/Gemfile
+++ b/Gemfile
@@ -34,6 +34,10 @@ gem 'rails-assets-growl'
 gem "paperclip", "~> 4.2"
 gem 'delayed_paperclip'
 
+# x--DD
+gem 'gemoji'
+gem 'rumoji'
+
 gem 'ruby-progressbar'
 
 gem 'rails_admin'
diff --git a/Gemfile.lock b/Gemfile.lock
index 9e09452c..03597725 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -118,6 +118,7 @@ GEM
     foreman (0.76.0)
       dotenv (~> 1.0.2)
       thor (~> 0.19.1)
+    gemoji (2.1.0)
     haml (4.0.6)
       tilt
     hashie (3.3.2)
@@ -254,6 +255,7 @@ GEM
       rspec-support (~> 3.0.0)
     rspec-support (3.0.4)
     ruby-progressbar (1.7.0)
+    rumoji (0.4.0)
     safe_yaml (1.0.4)
     sanitize (3.1.0)
       crass (~> 1.0.1)
@@ -362,6 +364,7 @@ DEPENDENCIES
   font-awesome-rails (~> 4.2.0.0)
   font-kit-rails
   foreman
+  gemoji
   haml
   http_accept_language
   jbuilder (~> 2.2.4)
@@ -382,6 +385,7 @@ DEPENDENCIES
   redis
   rspec-rails (~> 3.0.0)
   ruby-progressbar
+  rumoji
   sanitize
   sass-rails (~> 4.0.3)
   sdoc (~> 0.4.1)
diff --git a/Rakefile b/Rakefile
index 9c92daf4..8f67146a 100644
--- a/Rakefile
+++ b/Rakefile
@@ -2,6 +2,7 @@
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
 require File.expand_path('../config/application', __FILE__)
+load 'tasks/emoji.rake'
 
 Rails.application.load_tasks
 
diff --git a/app/helpers/emoji_helper.rb b/app/helpers/emoji_helper.rb
new file mode 100644
index 00000000..044d6b71
--- /dev/null
+++ b/app/helpers/emoji_helper.rb
@@ -0,0 +1,12 @@
+module EmojiHelper
+
+  def emojify(content, size = 20)
+    Rumoji::encode(h(content).to_str).gsub(/:([\w+-]+):/) do |match|
+      if emoji = Emoji.find_by_alias($1)
+        %(<img alt="#$1" src="/images/emoji/#{emoji.image_filename}" style="vertical-align:middle" width="#{size}" height="#{size}" />)
+      else
+        match
+      end
+    end.html_safe if content.present?
+  end
+end
\ No newline at end of file
diff --git a/app/helpers/markdown_helper.rb b/app/helpers/markdown_helper.rb
index 8d69fa7c..8a3e80b5 100644
--- a/app/helpers/markdown_helper.rb
+++ b/app/helpers/markdown_helper.rb
@@ -1,5 +1,7 @@
 module MarkdownHelper
 
+  include EmojiHelper
+
   def markdown(content)
     md = Redcarpet::Markdown.new(FlavoredMarkdown,
                                  filter_html: true,
@@ -16,6 +18,6 @@ module MarkdownHelper
                                  disable_indented_code_blocks: true,
                                  strikethrough: true,
                                  superscript: false)
-    Sanitize.fragment(md.render(content), EVIL_TAGS).html_safe
+    emojify Sanitize.fragment(md.render(content), EVIL_TAGS).html_safe
   end
 end
\ No newline at end of file
diff --git a/app/views/inbox/_entry.html.haml b/app/views/inbox/_entry.html.haml
index fb65cce2..a3089eae 100644
--- a/app/views/inbox/_entry.html.haml
+++ b/app/views/inbox/_entry.html.haml
@@ -15,7 +15,7 @@
               ·
               %a{href: show_user_question_path(i.question.user.screen_name, i.question.id)}
                 #{i.question.answer_count} response(s)
-        %p.answerbox--question-text= i.question.content
+        %p.answerbox--question-text= emojify i.question.content, 16
   .panel-body
     %textarea.form-control{name: 'ib-answer', placeholder: 'Write your answer here...', data: { id: i.id }}
     %br/
diff --git a/app/views/shared/_answerbox.html.haml b/app/views/shared/_answerbox.html.haml
index fc24adae..e4c239ef 100644
--- a/app/views/shared/_answerbox.html.haml
+++ b/app/views/shared/_answerbox.html.haml
@@ -21,7 +21,7 @@
                 %a{href: show_user_question_path(a.question.user.screen_name, a.question.id)}
                   #{a.question.answer_count} answers
           %p.answerbox--question-text
-            = a.question.content
+            = emojify a.question.content, 16
   .panel-body
     - if @display_all.nil?
       = markdown a.content[0..255]