added social-share-button gem

Gemfile

@@ -60,3 +60,6 @@ gem 'acts-as-taggable-on', '~> 3.4'
 # Use debugger
 # gem 'debugger', group: [:development, :test]
 gem 'rails_12factor', group: :production
+
+#Use Social-Share-Button for sharing to external social sites
+gem 'social-share-button', '~>0.2.1'

Gemfile.lock

@@ -138,6 +138,9 @@ GEM
     sdoc (0.4.2)
       json (~> 1.7, >= 1.7.7)
       rdoc (~> 4.0)
+    social-share-button (0.2.1)
+      coffee-rails
+      sass-rails
     spring (1.7.2)
     sprockets (2.12.4)
       hike (~> 1.2)
@@ -179,6 +182,7 @@ DEPENDENCIES
   rspec-rails (~> 3.5)
   sass-rails (~> 4.0.3)
   sdoc (~> 0.4.0)
+  social-share-button (~> 0.2.1)
   spring
   uglifier (>= 1.3.0)
 

app/assets/javascripts/social-share-button.coffee

@@ -0,0 +1,88 @@
+#= require social-share-button
+
+window.SocialShareButton =
+  openUrl : (url,popup) ->
+    if popup == "true"
+      window.open(url,'popup','height=500,width=500')
+    else
+      window.open(url)
+      false
+
+  share : (el) ->
+    site = $(el).data('site')
+    appkey = $(el).data('appkey') || ''
+    $parent = $(el).parent()
+    title = encodeURIComponent($(el).data(site + '-title') || $parent.data('title') || '')
+    img = encodeURIComponent($parent.data("img") || '')
+    url = encodeURIComponent($parent.data("url") || '')
+    via = encodeURIComponent($parent.data("via") || '')
+    desc = encodeURIComponent($parent.data("desc") || ' ')
+    popup = encodeURIComponent($parent.data("popup") || 'false')
+
+    if url.length == 0
+      url = encodeURIComponent(location.href)
+    switch site
+      when "email"
+        location.href = "mailto:?to=&subject=#{title}&body=#{url}"
+      when "weibo"
+        SocialShareButton.openUrl("http://service.weibo.com/share/share.php?url=#{url}&type=3&pic=#{img}&title=#{title}&appkey=#{appkey}",popup)
+      when "twitter"
+        via_str = ''
+        via_str = "&via=#{via}" if via.length > 0
+        SocialShareButton.openUrl("https://twitter.com/intent/tweet?url=#{url}&text=#{title}#{via_str}",popup)
+      when "douban"
+        SocialShareButton.openUrl("http://shuo.douban.com/!service/share?href=#{url}&name=#{title}&image=#{img}&sel=#{desc}",popup)
+      when "facebook"
+        SocialShareButton.openUrl("http://www.facebook.com/sharer.php?u=#{url}",popup)
+      when "qq"
+        SocialShareButton.openUrl("http://sns.qzone.qq.com/cgi-bin/qzshare/cgi_qzshare_onekey?url=#{url}&title=#{title}&pics=#{img}&summary=#{desc}&site=#{appkey}", popup)
+      when "tqq"
+        SocialShareButton.openUrl("http://share.v.t.qq.com/index.php?c=share&a=index&url=#{url}&title=#{title}&pic=#{img}&appkey=#{appkey}", popup)
+      when "baidu"
+        SocialShareButton.openUrl("http://hi.baidu.com/pub/show/share?url=#{url}&title=#{title}&content=#{desc}", popup)
+      when "kaixin001"
+        SocialShareButton.openUrl("http://www.kaixin001.com/rest/records.php?url=#{url}&content=#{title}&style=11&pic=#{img}&aid=#{appkey}", popup)
+      when "renren"
+        SocialShareButton.openUrl("http://widget.renren.com/dialog/share?resourceUrl=#{url}&srcUrl=#{url}&title=#{title}&pic=#{img}&description=#{desc}", popup)
+      when "google_plus"
+        SocialShareButton.openUrl("https://plus.google.com/share?url=#{url}", popup)
+      when "google_bookmark"
+        SocialShareButton.openUrl("https://www.google.com/bookmarks/mark?op=edit&output=popup&bkmk=#{url}&title=#{title}", popup)
+      when "delicious"
+        SocialShareButton.openUrl("http://www.delicious.com/save?url=#{url}&title=#{title}&jump=yes&pic=#{img}", popup)
+      when "plurk"
+        SocialShareButton.openUrl("http://www.plurk.com/?status=#{title}: #{url}&qualifier=shares", popup)
+      when "pinterest"
+        SocialShareButton.openUrl("http://www.pinterest.com/pin/create/button/?url=#{url}&media=#{img}&description=#{title}", popup)
+      when "linkedin"
+        SocialShareButton.openUrl("https://www.linkedin.com/shareArticle?mini=true&url=#{url}&title=#{title}&summary=#{desc}")
+      when "tumblr"
+        get_tumblr_extra = (param) ->
+          cutom_data = $(el).attr("data-#{param}")
+          encodeURIComponent(cutom_data) if cutom_data
+
+        tumblr_params = ->
+          path = get_tumblr_extra('type') || 'link'
+
+          params = switch path
+            when 'text'
+              title = get_tumblr_extra('title') || title
+              "title=#{title}"
+            when 'photo'
+              title = get_tumblr_extra('caption') || title
+              source = get_tumblr_extra('source') || img
+              "caption=#{title}&source=#{source}"
+            when 'quote'
+              quote = get_tumblr_extra('quote') || title
+              source = get_tumblr_extra('source') || ''
+              "quote=#{quote}&source=#{source}"
+            else # actually, it's a link clause
+              title = get_tumblr_extra('title') || title
+              url = get_tumblr_extra('url') || url
+              "name=#{title}&url=#{url}"
+
+
+          "/#{path}?#{params}"
+
+        SocialShareButton.openUrl("http://www.tumblr.com/share#{tumblr_params()}", popup)
+    false

app/assets/stylesheets/application.scss

@@ -12,6 +12,7 @@
  *
  *= require_tree .
  *= require_self
+ *= require social-share-button
  */
 
 // Include this here so the bootstrap variables that it contains are set before

app/views/resources/index.html.erb

@@ -35,6 +35,7 @@
             </div>
             <div class="panel-data">
               <div class="date"><%= format_date(resource.date) %></div>
+              <%= social_share_button_tag(resource.title, :url => resource.url) %>
               <div class="likes">
                 <%= button_to like_path(resource.id), method: :post, class: "heart #{empty_or_full_heart(resource)}" do %>
                   <span><%= resource.likes %></span>

config/initializers/social_share_button.rb

@@ -0,0 +1,3 @@
+SocialShareButton.configure do |config|
+  config.allow_sites = %w(twitter facebook linkedin google_plus email)
+end

config/locales/social_share_button.en.yml

@@ -0,0 +1,20 @@
+en:
+  social_share_button:
+    share_to: Share to %{name}
+    weibo: Sina Weibo
+    twitter: Twitter
+    facebook: Facebook
+    douban: Douban
+    qq: Qzone
+    tqq: Tqq
+    delicious: Delicious
+    baidu: Baidu.com
+    kaixin001: Kaixin001.com
+    renren: Renren.com
+    google_plus: Google+
+    google_bookmark: Google Bookmark
+    tumblr: Tumblr
+    plurk: Plurk
+    pinterest: Pinterest
+    email: Email
+    linkedin: Linkedin

config/locales/social_share_button.zh-CN.yml

@@ -0,0 +1,22 @@
+'zh-CN':
+  social_share_button:
+    share_to: 分享到 %{name}
+    weibo: 新浪微博
+    twitter: Twitter
+    facebook: Facebook
+    douban: 豆瓣
+    qq: QQ空间
+    tqq: 腾讯微博
+    delicious: Delicious
+    baidu: 百度收藏
+    kaixin001: 开心网
+    renren: 人人网
+    google_plus: Google+
+    google_bookmark: Google 收藏
+    tumblr: Tumblr
+    plurk: Plurk
+    pinterest: Pinterest
+    email: Email
+    linkedin: Linkedin
+
+

config/locales/social_share_button.zh-TW.yml

@@ -0,0 +1,21 @@
+'zh-TW':
+  social_share_button:
+    share_to: 分享到 %{name}
+    weibo: 新浪微博
+    twitter: Twitter
+    facebook: Facebook
+    douban: 豆瓣
+    qq: QQ空間
+    tqq: 腾讯微博
+    delicious: Delicious
+    baidu: 百度收藏
+    kaixin001: 開心網
+    renren: 人人網
+    google_plus: Google+
+    google_bookmark: Google 收藏
+    tumblr: Tumblr
+    plurk: 噗浪
+    pinterest: Pinterest
+    email: Email
+    linkedin: Linkedin
+