#68 Tracking Changes on Web Pages
Sometimes great inspiration comes from seeing an existing business and saying to yourself, "That doesn't seem too hard." The task of tracking changes on a website is a surprisingly simple way of collecting such inspirational material, as shown in this script, changetrack. This script does have one interesting nuance: When it detects changes to the site, it emails the new web page, rather than just reporting it on the command line.
The Code
#!/bin/sh # changetrack - Tracks a given URL and, if it's changed since the last # visit, emails the new page to the specified address. sitearchive="/usr/tmp/changetrack" # change as desired sendmail="/usr/sbin/sendmail" # might need to be tweaked! fromaddr="webscraper@intuitive.com" ...
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