Creating Dynamic rss feeds

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Creating Dynamic rss feeds

• Presentation On

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About Me

• Working with ColdFusion since version 4.5
• Senior software developer AboutWeb
• 10 year anniversary for DBG
• Build enterprise level ColdFusion apps
• Work with SQL, Oracle, XHTML, CSS, Video
• Designer background
• Learning Machii framework
• Adopting OOP principles

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What are we covering

• Why use RSS Feeds?
• Some different options for using RSS Feeds
• Just grabbing and saving raw RSS Feeds
• Using Yahoo Pipes to grab the feeds
• 3 different ways to apply RSS feeds using
  ColdFusion.
• Application.cfm
• Application.cfc
• Using in Machii framework

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What is RSS?

• Really Simple Syndication
• First uses appeared in newspapers
• Editors realized that they could take small
  excerpts from other papers and gather a wider
  reach, thus capturing a larger audience.
• Online there are millions of new pieces of
  content produced each day

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History of RSS

• Invented by Netscape when they were trying to get
  in the portal business.
• Netscape wanted an XML format service which would
  allow them to get news stories and information
  from other sites and add them to theirs.
• Netscape dropped it when they decided to get out
  of the portal business

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History of RSS

• Userland Software picked up and continued to
  develop RSS bringing us to RSS 2.0 as we know it
  today.

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Why use RSS Feeds

• According to Robin Good No RSS no party.
• RSS feeds can be an alternate communications
  tool.
• Bring more visitors to your site.
• Give the user control because they subscribe
  without email.
• Users are alerted when fresh content is added.

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Options for displaying RSS

• Displaying through JavaScript aggregators.
• Will not be picked up by the search engines
• Using hosted feed services
• Yahoo Pipes
• Xfruits.com

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Display RSS ColdFusion opt 1

• Display using Application.cfm
• Make sure you have application scope variables
  turned on in ColdFusion administrator.

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Display RSS ColdFusion opt 1

• 2. Create a site in Dreamweaver or a project in
  cfeclipse.
• 3. Create your Application.cfm file in the
  webroot of your site.
• 4. Go and grab some XML feeds. Either the URL or
  save the file.
• 5. Now test your work by running utilityfile.cfm

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Display RSS ColdFusion opt 2

• Display using Application.cfc
• Make sure you have application scope variables
  turned on in ColdFusion administrator.

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Display RSS ColdFusion opt 2

2. Create a site in Dreamweaver or a project in
cfeclipse. 3. Create your Application.cfc file
in the webroot of your site. 4. Go and grab some
XML feeds. Either the URL or save the file. 5.
Now test your work by running utilityfile.cfm
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Working with Yahoo Pipes

• Create a Yahoo User account
• Login at the URL below
• http//pipes.yahoo.com