1. “Build your own CMS with Apache Sling”
By Bob Paulin
Paulin Solutions LLC

2. Independent
Developer/Architect/Lead
Focused on:
Web Centric Application Development
Mobile
Development Support

3. Stuff Sling doesn't give you
BYO...
Robust Login Security
XSS Protection
WYSIWYG Editors

4. The Problem:
I want to create a content driven website.

5. Lots of Options

6. STOP!
Do one of these meet all of my needs or are
they just part of the solution?

7. Why not use a framework instead!
SLING

8. What is Sling?

9. Best of Breed
Apache Felix (OSGi)
Apache Jackrabbit (JCR)
REST

10. Who's already using Sling?
Adobe CQ 5

11. How does Sling Work?

12. Sling Post Servlet
One stop shop for Content CRUD
http://sling.apache.org/site/manipulating-content-the-slingpostservlet-servletspost.html

13. Create/Modify
curl -u admin:admin -Fmulti=one -Fmulti=two
http://localhost:8080/content/sample
Copy/Move
curl -u admin:admin -F":operation=copy" -F":dest=/content/target"
http://localhost:8080/content/sample
Delete
curl -u admin:admin -F":operation=delete" http://localhost:8080/content/target

14. Resource Resolution
How do I get what I want how I want it
http://sling.apache.org/site/dispatching-requests.html
http://sling.apache.org/site/url-decomposition.html

15. Method
Resource Path
Selectors
Extension
Suffix
POST /content/project/test.page.html/cool

16. HTML
/content/sample.html

17. JSON
/content/sample.json

18. XML
/content/sample.xml

19. JCR
What no tables?

21. Putting it all together

27. Everything is content.
Configuration
Scripts
Assets
Everything.

28. Other fun OOTB Stuff
Authentication (form based, openid)
Scheduling (Quartz)
Version Control (JCR)
Other JVM Languages (EcmaScript,
Groovy, Scala.....)

29. Lets do some CODING!!

30. Recipe
JDK 1.6
Eclipse
Maven
Apache Sling
Git
Bootstrap
jQuery
ckeditor

31. Installing Sling
1) Place JAR in Directory
2) java -jar -Xmx1024m
-XX:MaxPermSize=256m
-agentlib:jdwp=transport=dt_socket,address=30
303,server=y,suspend=n
org.apache.sling.launchpad-6-standalone.jar

32. Generate Project Archetypes
1) Create Parent POM
2) Create module sling-initial-content-archetype

33. Install a few bundles from extras
http://localhost:8080/system/console/bundles
1) Sling Engine 2.2.4 (Bug Fix)
2) JSTL libs
3) Groovy

34. Create a Base Script
1) HTML boilerplate
2) Styles (bootstrap)
3) Any JavaScript
4) Test Content

35. Create a WYSIWYG Page
1) Import ckeditor JavaScript libs
2) Add JavaScript Include to head.jsp
3) Create new Script for content page
4) Add sling include to base script
5) Add content node to Home Page

36. Create a Build a New Page...Page
1) Create new Script
2) Add content node
3) Add to menu

37. Build an Image Upload Page
1) Create image upload script
2) Add content node
3) Add to menu

38. Making it Groovy!
(or Scala or Ruby or whatever
you're willing to implement with
JSR 233)

39. Build a Menu that builds itself
<%
def resourceResolver = request.getResourceResolver();
def rootContent = resourceResolver.getResource("/content/slingdemo/home");
%>
<%
rootContent.listChildren().each{ curRes ->
if(curRes.isResourceType("slingdemo:base"))
{
def curPageNode = curRes.adaptTo(javax.jcr.Node);
%>
<li><a href="<%=curRes.getPath()%>.html"><%=
curPageNode.getProperty("title").getString()%></a></li>
<%
}
}
%>

40. Make the Image Page Groovy
<%
def resourceResolver = request.getResourceResolver();
def rootContent =
resourceResolver.getResource("/content/slingdemo/assets/img");
%>
<%
rootContent.listChildren().each{ curRes ->
%>
<img src="<%= curRes.getPath()%>"/></br>
<%
}
%>

41. References
https://github.com/bobpaulin/sling-cms-demo
http://sling.apache.org/site/index.html
http://dev.day.com/content/docs/en/cq/current/developing/sling_cheatsheet.html

42. Questions
??????

43. Thank You.
Go forth and enjoy Sling
Email: bob@bobpaulin.com
Twitter: @bobpaulin
Linkedin: http://www.linkedin.com/in/bobpaulin
Blog: http://bobpaulin.com