Tuesday, April 28, 2009

Parameters in Blogspot feed

Parameters in Blogspot feed
This post presented with parameters in blogspot feed. As we know, the URL to get feed items of our blog is
http://yourblogname.blogspot.com/feeds/posts/default. You can review this feed after as my blog feed :

http://growyourblog.blogspot.com/feeds/posts/default


Understand these parameters and with a little of javascript can help us create some small 'ourself' interested widget. Lets take a look:


1. start-index.

This param allow the Feed begins at 'start-index' ordinal.
Example :
As normal feed:
http://growyourblog.blogspot.com/feeds/posts/default

result is:
entry 1
entry 2
entry 3
entry 4
entry 5

...

and

http://growyourblog.blogspot.com/feeds/posts/default?start-index=3

result is:

entry 3
entry 4
entry 5
...


2.max-results
This param allow the Feed returns feed-items in range of 'max-results'.

Example:

http://growyourblog.blogspot.com/feeds/posts/default?max-results=10

will shows at max 10 items.

3.published-min, published-max

These parameter allow get feeditems in date range. Example:

http://growyourblog.blogspot.com/feeds/posts/default?published-max=2009-01-01
&max-results=5


4. updated-min, updated-max: same with published-min, published-max.

5.1. Items in the same label:

Link feed:

http://yourblogname.blogspot.com/feeds/posts/
default/-/Label%20Name

5.2.
Items in 2 label:

http://
yourblogname.blogspot.com/feeds/posts/
default/-/Label%20Name1/Label%Name2

5.3. Items in 3 label: (tương tự cho 4,5...)

http://
yourblogname.blogspot.com/feeds/posts/
default/-/Label%20Name1/Label%Name2/Label%20Name3