The love and hate of bots. They index, spam, scrape, hack, probe and who knows what else people program them to do. They eat up resources which can greatly reduce the performance of your web site. We need the good ones to index our site and bring us visitors so how do we separate the bad ones from the good ones?
Another great use for email piping is parsing bounce emails. This is very useful if you have a mailing list and need to remove any invalid or old email addresses. Sending emails to invalid addresses can land you on domain blacklists for possible spamming so it is definitely beneficial to trim any mailing lists you send out to.
Back to the world of email piping. In my third instalment we’re going to look at saving attachments in emails sent to the piping script. If you need to get caught up, read through my and .
Any time I take information from a visitor/client/customer via the some type of form post (cart order, forum post, contact form, etc.) I usually log the IP address it came from. This is good information to have in case someone abuses your services and you need ban them but we can also use it to see where they are from. Geolocation with an IP address is an easy thing to accomplish in PHP and can shed some light on where your visitors/customers are coming from. You see it often in stat reporting software like Google Analytics but it’s very easy to add into your own web applications.