[wp-hackers] Detecting pings?

[Mark Jaquith]

Very sorry!  I pasted in from PHPXref and there must have been some 
invisible html code included... it didn't show up in the e-mail I 
composed, but I got suspicious when it took ~25 seconds to send the e-mail.

Michael Heilemann wrote:

> I don't know what you're doing, but I've had a LOT of garbage attached 
> to a couple of your mails now. It's very weird!
>
> On 29/11-2004, at 17.27, Mark Jaquith wrote:
>
>>  This function yields the answer:
>>
>>  172  function comment_type($commenttxt = 'Comment', $trackbacktxt = 
>> 'Trackback', $pingbacktxt = 'Pingback') {
>>  173      global $comment;
>>  174      if (preg_match('|<trackback />|', $comment->comment_content)
>>  175          || ('trackback' == $comment->comment_type)) {
>>  176          echo $trackbacktxt;
>>  177      } elseif (preg_match('|<pingback />|', 
>> $comment->comment_content)
>>  178          || ('pingback' == $comment->comment_type)) {
>>  179          echo $pingbacktxt;
>>  180      } else {
>>  181          echo $commenttxt;
>>  182      }
>>  183  }
>>  The preg_match stuff is for backwards compatibility... but I don't 
>> think it is needed.  All of my 1.2 trackbacks and pingbacks have 
>> $comment->comment_content set correctly, and this is the upgrade code 
>> that seems to do that:
>>
>>
>>  196      // Update comments table to use comment_type
>>  197      $wpdb->query("UPDATE $wpdb->comments SET 
>> comment_type='trackback', comment_content = REPLACE(comment_content, 
>> '<trackback />', '') WHERE comment_content LIKE '<trackback />%'");
>>  198      $wpdb->query("UPDATE $wpdb->comments SET 
>> comment_type='pingback', comment_content = REPLACE(comment_content, 
>> '<pingback />', '') WHERE comment_content LIKE '<pingback />%'");
>>  So really, you could just do logic on $comment->comment_type
>>
>>  Note that $comment->comment_type will be empty for regular comments 
>> and only contains value "trackback" or "pingback."
>>
>>
>>  Michael Heilemann wrote:
>>  Not being a programmer, how do I detect pings in between the 
>> comments, in WP13? I could use a snippet of code if anyone has a 
>> plugin or something that already does this.
>>
>>  Aloha, Mike
>>  http://binarybonsai.com 
>