http://snippets.dzone.com/posts Fri, 25 Jul 2008 02:20:52 GMT DZone Snippets: redirecting code http://snippets.dzone.com/posts/show/4159 This little bash script shows how to use curl, grep, tail, sed and perl one-liners in order to compose a bleeding-edge twitter bot. <br />This one returns daily weather forecasts for Lisbon city based on the BBC weather forecast rss feed. <br /> <br /><code> <br />#! /bin/sh <br /> <br />#Goto here <br />here=/home/guillaume/Personal <br />cd $here <br /> <br />#BBC Lisbon weather id <br />id=0048 <br /> <br />#BBC weather RSS feed address <br />feed="http://feeds.bbc.co.uk/weather/feeds/rss/5day/world/${id}.xml" <br /> <br />#City <br />city=lisbon <br /> <br />#temporary file <br />file="weather${city}" <br /> <br />#Weather twitter bot <br />twitbot=weatherlisbon:******* <br /> <br />#Timestamp the log file <br />echo .>> $file.log <br />date >> $file.log <br /> <br />#Read the RSS feed and filter it <br />curl $feed | grep 'title' | tail -n 1 | perl -wlne'm/title>(.*)<\/title/i && print $1' | sed -e "s/&#xB0;//g" > $file.txt <br /> <br />#Read the forecast into a weather variable <br />read weather < $file.txt <br /> <br />#Twit the weather variable away <br />curl --basic --user $twitbot --data status="$weather" http://twitter.com/statuses/update.xml >> $file.log <br /></code> Mon, 18 Jun 2007 21:37:40 GMT http://snippets.dzone.com/posts/show/4159 griflet (guillaume riflet)