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Web Dev + WordPress + Security

Black Market Diaper Spam

Insanity reigns in the blogosphere! Check out this sweet little spam comment that found its way to my moderation queue.. Cloth Hello to all, its my new pages about cloth cloth diaper You can buy here 24\7. Yes indeed, “Cloth diaper”!! Come on now, is the competition really that fierce in the cloth diaper industry that companies must turn to the slimy spam cartel for scummy comment links? “its my new pages about cloth” — WTF?!!! Dude! I can’t wait […] Continue reading »

htaccess Combo Pack: WordPress Permalinks and non-www Redirect

WordPress users employing permalinks via htaccess to optimize their dynamic URLs transform complicated-looking links such as: http://example.com/blog/index.php?page=33 ..into search-engine friendly links such as: http://example.com/blog/post-title/ Every rewritten URL relies on a common set of htaccess rules to transform the links. The htaccess rules for all WordPress permalinks look like this for root WP installations: Continue reading »

Hacking WordPress: The Ultimate Nofollow Blacklist

[ Image: Death-metal rocker drunk with power ]

Several days ago, I posted an article explaining how to hack your own WordPress nofollow blacklist. Immediately thereafter, I published an elaborate article focusing on automatic methods of nofollow blacklisting via WordPress plugins. In this article, I expand on the original blacklist hack by incorporating functional differentiation between commentator links, trackbacks, and pingbacks. If anything, think of this as an exercise in hacking WordPress, rewarding in and of itself, if not otherwise entirely impractical. Of course, whenever possible, you should […] Continue reading »

Hacking WordPress: Dofollow Whitelist for Commentator Links

[ Image: Inverted Eye Detail ]

Before repenting of my filthy “nofollow” addiction, I experimented briefly with a “dofollow whitelist” for commentator URL links. The idea behind the whitelist is to reward frequent commentators, feed subscribers, site patrons, and other guests by selectively removing the automatically generated nofollow attributes from their associated comment-author links. For nofollow enthusiasts, a dofollow whitelist is a great way to show appreciation for people who support your blogging efforts. Now, before we go hacking away at WordPress, keep in mind that […] Continue reading »

WordPress Plugins Featuring Nofollow Blacklist Functionality

Is that spam or are you just trying to comment? Removing nofollow attributes from your WordPress-powered site is a great way to encourage comments and attract visitors. Many commentators will leave useful, constructive feedback, but there will always be a few losers who would attempt to game your generous link love. Fortunately, identifying these mindless link whores is relatively easy. Here are a few priceless examples of actual spam (i.e., linked) comments left here at Perishable Press (links removed for […] Continue reading »

Hacking WordPress: Nofollow Blacklist for Commentator Links

[ Image: Extreme close-up of an eye (send email  to purchase a full-size version) ]

Previously, in our unofficial “WordPress dofollow upgrade” series, we dished several techniques for removing the antisocial nofollow attributes from default installations of WordPress. After an exhaustive review of available dofollow plugins, we explained how drop-dead easy it is to transform any WordPress blog into a well-standing member of the dofollow community without relying on a plugin to do the job. Our next article detailed a nofollow removal hack that selectively targets pingbacks, trackbacks, and commentator links. Then, we went off […] Continue reading »

Industrial Strength WordPress Dofollow Upgrade

Encourage Comments by Completely Eliminating All Nofollow Links! Want to remove all traces of the hideous nofollow attribute without having to install yet another unnecessary plugin? By default, WordPress generates nofollow links in three different ways — this article will show you how to eliminate all of them.. Continue reading »

The Deluxe One-Minute Dofollow WordPress Upgrade

After our previous article, we all know how easy it is to kill the default nofollow attributes that WordPress automatically injects into all commentator, trackback, and pingback links. Indeed, our original one-minute upgrade delivers dofollow links across the board, effectively passing the love juice to every type of response. Fine for some, but some need more.. In this article, we improve the original dofollow upgrade by differentiating between the three different response types. With our “deluxe” model, nofollow attributes may […] Continue reading »

The One-Minute Dofollow WordPress Upgrade

Want to upgrade your blog to official dofollow status but don’t want to install another unnecessary plugin? This article explains how to eliminate nofollow tags from all trackback, pingback, and commentator links in less than one minute.. After finally repenting of my nofollow sins, I began looking for the best way to eliminate the nofollow attributes that WordPress automatically injects into all commentator URL links. Of course, the most popular technique for removing nofollow attributes from comment links involves one […] Continue reading »

Stop WordPress from Leaking PageRank to Admin Pages

During the most recent Perishable Press redesign, I noticed that several of my WordPress admin pages had been assigned significant levels of PageRank. Not good. After some investigation, I realized that my ancient robots.txt rules were insufficient in preventing Google from indexing various WordPress admin pages. Specifically, the following pages have been indexed and subsequently assigned PageRank: Continue reading »

Super Loop: Exclude Specific Categories and Display any Number of Posts

[ Image: Detail view of a series of mechanical gears (black and white photo) ]

Readers occasionally ask for help with their WordPress loops. Usually, these requests involve modifying the loop with some customized functionality. Frequently, such customization involves one of these popular behaviors: Continue reading »

Another Mystery Solved..

Recently, after researching comment links for an upcoming article, I realized that my default <input /> values were being submitted as the URL for all comments left without associated website information. During the most recent site redesign, I made the mistake of doing this in comments.php: … <input class="input" name="url" id="url" value="[website]" onfocus="this.select();" type="text" tabindex="3" size="44" maxlength="133" alt="website" /> … Notice the value="[website]" attribute? It seemed like a good idea at the time — I even threw in a nice […] Continue reading »

How to Block IP Addresses with PHP

[ Image: Skeletor Blocks a Move ]

Figuratively speaking, hunting down and killing spammers, scrapers, and other online scum remains one of our favorite pursuits. Once we have determined that a particular IP address is worthy of banishment, we generally invoke the magical powers of htaccess to lock the gates. When htaccess is not available, we may summon the versatile functionality of PHP to get the job done. This method is straightforward. Simply edit, copy and paste the following code example into the top of any PHP […] Continue reading »

Take Good Care of the Puppy

Of all the bizarre, nonsensical, and pointless spam we have received so far this year, this one takes the cake. It was delivered to our designated spam account earlier this month as a plain-text email, which opens with an explanation. Apparently, “Bob Diamond” is “an Hiring Manager” looking to advertise a couple of important items. The first ad seems remotely realistic, but the second ad.. it’s like, “teddy bear features” out of nowhere — you can’t be serious. Continue reading »

Invite Only: Traffic Control via Whitelist

Web developers trying to control comment-spam, bandwidth-theft, and content-scraping must choose between two fundamentally different approaches: selectively deny target offenders (the “blacklist” method) or selectively allow desirable agents (the “opt-in”, or “whitelist” method). Currently popular according to various online forums and discussion boards is the blacklist method. The blacklist method requires the webmaster to create and maintain a working list of undesirable agents, usually blocking their access via htaccess or php. The downside of blacklisting is that it requires considerable […] Continue reading »

Industrial-Strength Spamless Email Links

In our previous article on creating spamless email links via JavaScript, the presented method, although relatively simple to implement, is not the most effective solution available. Spambots, email harvesters, and other online scumbags relentlessly advance their scanning technology, perpetually rendering obsolete yesterday’s methods. Continue reading »

Welcome
Perishable Press is operated by Jeff Starr, a professional web developer and book author with two decades of experience. Here you will find posts about web development, WordPress, security, and more »
The Tao of WordPress: Master the art of WordPress.
Thoughts
The Office is Cheers with more irony.
More fine-grained control of macOS screen brightness: hold down Option + Shift before pressing either of the brightness keys. You get 64 increments instead of the usual 16.
REST Pro Tools featured in David McCan’s new video on locking down WordPress.
Gonna try exercise.
Launching my new plugin, REST Pro Tools 🛠️ Granular control of the WP REST API.
The algorithm is way too hypersensitive.
Working on a new pro WP plugin :)
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