[pmwiki-users] Any issues with PHP 5.6?

pce at accesswave.ca pce at accesswave.ca
Wed Jun 10 14:19:01 CDT 2015

Thanks for this, Petko. I appreciate the clear advice!


On 2015-06-10 3:20 PM, Petko Yotov wrote:
> Yes, there are two major changes which affect PmWiki.
> 1. Since PHP 5.5, the preg_replace() function should no longer be used 
> with an "/e" evaluation modifier. PmWiki relied heavily on this 
> feature to perform Markup evaluations. You should upgrade to at least 
> PmWiki 2.2.58 where the core supports but no longer requires this 
> feature. You should also probably upgrade all your recipes and skins 
> to their latest versions. Unfortunately some of these are not yet 
> updated by their maintainers. See the page Troubleshooting and 
> CustomMarkup if you need to fix them yourself:
>   http://www.pmwiki.org/wiki/PmWiki/Troubleshooting
>   http://www.pmwiki.org/wiki/PmWiki/CustomMarkup
> 2. Since PHP 5.6, the PHP crypt() function should no longer be used 
> without a second "salt" parameter. PmWiki relied heavily on this 
> function to create and check password hashes. You should upgrade to at 
> least PmWiki 2.2.75 where I added a pmcrypt() function as a safe 
> replacement for crypt() and the core will work. You should also check 
> any recipes or local customization and replace any call to "crypt()" 
> with "pmcrypt()".
> Please read also the pages Upgrades and ReleaseNotes before upgrading:
>   http://www.pmwiki.org/wiki/PmWiki/Upgrades
>   http://www.pmwiki.org/wiki/PmWiki/ReleaseNotes
> If you have any difficulties, tell us.
> Petko
> On 2015-06-10 14:34, pce at accesswave.ca wrote:
>> My ISP is updating his version of PHP from 5.4 to 5.6 in a few days.
>> I was wondering if this is going to impact pmWiki at all. My current
>> version is 2.2.35 (I know, it's very old but it works and there hasn't
>> been any pressing need for me to update.)
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