November 2002
Intermediate to advanced
640 pages
16h 33m
English
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Chapter 17. Internet Services
Introduction
Before there was HTTP, there was FTP, NNTP, IMAP, POP3, and a whole alphabet soup of other protocols. Many people quickly embraced web browsers because the browser provided an integrated program that let them check their email, read newsgroups, transfer files, and view documents without worrying about the details surrounding the underlying means of communication. PHP provides functions, both natively and through PEAR, to use these other protocols. With them, you can use PHP to create web frontend applications that perform all sorts of network-enabled tasks, such as looking up domain names or sending web-based email. While PHP simplifies these jobs, it is important to understand the strengths and limitations of each protocol.
Section 17.2 to Section 17.4 cover the most popular feature of all: email. Section 17.2 shows how to send basic email messages. Section 17.3 describes MIME-encoded email, which enables you to send plain-text and HTML-formatted messages. The IMAP and POP3 protocols, which are used to read mailboxes, are discussed in Section 17.4.
The next two recipes discuss how to read newsgroups with NNTP. Newsgroups are similar to mailing lists, but instead of every person on the list receiving an email message, people can access a news server and view just the messages they’re interested in. Newsgroups also allow threaded discussions, so its easy to trace a conversation through the archives. Section 17.5 discusses posting messages, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.