Merge pull request #99 from github/workbook-tune-up

Remove all `<a>` in Workbook Markdown

Author: Jordan McCullough

_layouts/workbook.html

@@ -12,7 +12,7 @@ <h2>{{ page.title }}</h2>
   </div>
 </section>
 
-<section>
+<section class="workbook">
   <div class="container">
 
     <div class="tab-panel">

_stylesheets/workbook.css

@@ -5,6 +5,47 @@
   display: none;
 }
 
+
+@mixin octicon-link($char){
+  font: normal normal 1em octicons;
+  text-decoration: none;
+  color: $color-dark;
+
+  &:before{
+    content: $char;
+    margin-right: 5px;
+  }
+}
+
+.workbook{
+  /* General external link */
+  a[href^="http://"] {
+    @include octicon-link("\f0b6");
+  }
+
+  /* GitHub Links */
+  a[href^="https://github.com"],
+  a[href^="https://www.github.com"],
+  a[href^="https://help.github.com"]
+  {
+    @include octicon-link("\f008");
+  }
+
+  /* GitHub Book Links, Guide Links */
+  a[href^="http://git-scm.com/book"],
+  a[href^="https://guides.github.com"]
+  {
+    @include octicon-link("\f007");
+  }
+
+
+  /* YouTube Links */
+  a[href^="https://youtube.com"],
+  a[href^="https://www.youtube.com"] {
+    @include octicon-link("\f0b9");
+  }
+}
+
 /* Scopes wrapper */
 
 .outline{
@@ -108,33 +149,6 @@
   }
 }
 
-.booklink{
-  &:before{
-    content: "\f007";
-    margin-right: 5px;
-  }
-}
-
-.githublink{
-  &:before{
-    content: "\f008";
-    margin-right: 5px;
-  }
-}
-
-.weblink{
-  &:before{
-    content: "\f0b6";
-    margin-right: 5px;
-  }
-}
-
-.videolink{
-  &:before{
-    content: "\f0b9";
-    margin-right: 5px;
-  }
-}
 
 
 .summary, .outline, .details{

_stylesheets/workbook.scss

@@ -239,8 +239,8 @@ $ git commit --amend
 ## Advanced GitHub Issues
 
 ### Summary
-* <a href="https://guides.github.com/overviews/issues/" class="githublink">Guide to Mastering Issues</a>
-* <a href="https://help.github.com/articles/closing-issues-via-commit-messages" class="githublink">Automatic closing of Issues by commit</a>
+* [Guide to Mastering Issues](https://guides.github.com/overviews/issues/)
+* [Automatic closing of Issues by commit](https://help.github.com/articles/closing-issues-via-commit-messages)
 * Symmetric cross-links of issue mentions
 * Cross-repo Issue mentions
 
@@ -429,8 +429,8 @@ $ git rebase -i [remote]/[branch]
 ## Advanced rebasing
 
 ### Summary
-* <a href="http://git-scm.com/book/ch3-6.html" class="booklink">Rebasing chapter of Pro Git book</a>
-* <a href="http://git-scm.com/book/ch3-6.html#More-Interesting-Rebases" class="booklink">Git rebase --onto section of Pro Git book</a>
+* [Rebasing chapter of Pro Git book](http://git-scm.com/book/ch3-6.html)
+* [Git rebase --onto section of Pro Git book](http://git-scm.com/book/ch3-6.html#More-Interesting-Rebases)
 * Changing where branch history begins
 * Moving blocks of history around
 * Breadcrumbs for later fixups and squashes
@@ -605,9 +605,9 @@ $ git credential-cache exit
 * Classic authentication with GitHub
 * Diminishing in use at HTTPS increases
 * Blocked by more firewalls
-* <a href="https://help.github.com/articles/generating-ssh-keys" class="booklink">Generate SSH key</a>
-* <a href="https://github.com/settings/ssh" class="githublink">Upload public key to GitHub</a>
-* <a href="https://github.com/settings/ssh" class="githublink">Audit SSH key use</a>
+* [Generate SSH key](https://help.github.com/articles/generating-ssh-keys)
+* [Upload public key to GitHub](https://github.com/settings/ssh)
+* [Audit SSH key use](https://github.com/settings/ssh)
 
 
 #### Details
@@ -637,9 +637,9 @@ $ gitk --all
 ## Widely used GUIs
 
 ### Summary
-* <a href="http://git-scm.com/downloads/guis" class="weblink">Listing of GUIs</a>
-* <a href="http://eclipse.github.com" class="weblink">eGit for Eclipse</a>
-* <a href="http://www.syntevo.com/smartgithg/" class="weblink">SmartGit for Windows, Mac, Linux</a>
+* [Listing of GUIs](http://git-scm.com/downloads/guis)
+* [eGit for Eclipse](http://eclipse.github.com)
+* [SmartGit for Windows, Mac, Linux](http://www.syntevo.com/smartgithg/)
 
 ## Refspecs
 ### Summary

workbooks/github-advanced.md

@@ -12,8 +12,8 @@ description: This student and teacher workbook will be your companion to the Git
 * Git, the information tracker
 * GitHub, the collaboration platform
 * Distributed version control
-* <a href="http://git-scm.com/book/en/Getting-Started-A-Short-History-of-Git" class="booklink">A short history of Git</a>
-* <a href="http://git-scm.com" class="weblink">The Git project homepage</a>
+* [A short history of Git](http://git-scm.com/book/en/Getting-Started-A-Short-History-of-Git)
+* [The Git project homepage](http://git-scm.com)
 
 #### Details
 __Git is an open source distributed__ version control system invented by Linus Torvalds in 2005.  It is used to version the Linux kernel and is shown to be, by some research, the most popular modern version control system.
@@ -31,9 +31,9 @@ git version 1.8.2
 ```
 
 ##  GitHub Installers
-* <a href="http://windows.github.com" class="weblink">GitHub for Windows installer</a>
-* <a href="http://mac.github.com" class="weblink">GitHub for Mac installer</a>
-* <a href="http://git-scm.com/book/en/Getting-Started-Installing-Git" class="booklink">Pro Git Book: Installing Git</a>
+* [GitHub for Windows installer](http://windows.github.com)
+* [GitHub for Mac installer](http://mac.github.com)
+* [Pro Git Book: Installing Git](http://git-scm.com/book/en/Getting-Started-Installing-Git)
 * **Windows**: The GitHub for Windows installer can be found at http://windows.github.com.
 * **Mac**: The GitHub for Mac installer can be found at http://mac.github.com.
 * **Linux**: Git's source code and a listing of supported package managers can be found at http://git-scm.com/download/linux.
@@ -43,8 +43,8 @@ The command line version of Git has a very light footprint. For most platforms,
 
 
 ## The GitHub platform
-*  <a href="https://github.com/features" class="githublink">GitHub.com feature list</a>
-* <a href="https://www.youtube.com/watch?v=ezxRcdJ8glM&list=PLg7s6cbtAD17rhrz2BJWAPJMjR71B3IDx" class="videolink">How to sign up for GitHub</a>
+* [GitHub.com feature list](https://github.com/features)
+* [How to sign up for GitHub](https://www.youtube.com/watch?v=ezxRcdJ8glM&list=PLg7s6cbtAD17rhrz2BJWAPJMjR71B3IDx)
 
 ### Details
 GitHub accounts are free. Sign up for one at [github.com/join](https://github.com/join).
@@ -61,7 +61,7 @@ Git can be installed as a unified GitHub GUI and command line or merely as a sta
 ## Ways of interacting with repositories
 
 ### Summary
-* <a href="https://guides.github.com/overviews/flow/" class="booklink">GitHub web flow</a>
+* [GitHub web flow](https://guides.github.com/overviews/flow/)
 * GitHub GUIs for Mac, Windows
 * Command line
 
@@ -106,7 +106,7 @@ Git can be installed as a unified GitHub GUI and command line or merely as a sta
 
 ### Summary
 * Forking
-    * <a href="https://guides.github.com/overviews/forking/" class="booklink">Guide to Forking</a>
+    * [Guide to Forking](https://guides.github.com/overviews/forking/)
     * Reason for forks
     * What it encourages
     * How it insulates

workbooks/github-foundations.md

@@ -32,7 +32,7 @@ $ git config --global color.ui auto
 
 ## Configuing the Git User
 ### Summary
-* <a href="http://git-scm.com/book/en/Getting-Started-First-Time-Git-Setup" class="booklink">Pro Git Book: First Time Git Setup</a>
+* [Pro Git Book: First Time Git Setup](http://git-scm.com/book/en/Getting-Started-First-Time-Git-Setup)
 * Username
 * Email address
 * No password