[pmwiki-users] blank line at start of html output

[John Rankin]

> Could a /e modifier cause this under php 5.5 if the server has warnings
> suppressed?
>
> includeurl.php contains:
> Markup('includeurl', 'directives',
>    '/\\(:includeurl\\s*(.*?)\\s*:\\)/ei',
>    "IncludeUrl(\$pagename, PSS('$1'))");
>
> That could explain why my test system doesn't show an error, since I'm
> not running php 5.5.
>
> We'll try changing it to use Markup_e.

Answer: no, that doesn't fix the problem. Still getting a blank line at
the start of the output.
>
> On 28/04/14 2:05 PM, John Rankin wrote:
>> One more piece of information: removing the ?> from the end of the
>> backup script makes no difference -- still getting a blank line at the
>> start of the page source.
>>
>> JR
>>
>> On 28/04/14 1:52 PM, John Rankin wrote:
>>>
>>> On 27/04/14 9:51 PM, Petko Yotov wrote:
>>>> John Rankin writes:
>>>>
>>>>>
>>>>>
>>>>> > John Rankin writes:
>>>>> ...
>>>>> >> I can see a blank first line in the regular html output too, so
>>>>> it's not
>>>>> >> an artefact of wikipublisher's output.
>>>>> >>
>>>>> >> I am unable to figure out where pmwiki inserts this blank first
>>>>> line and
>>>>> >> how to prevent it. Any help would be appreciated.
>>>>> >
>>>>> > PmWiki doesn't insert a blank first line. Such lines are sometimes
>>>>> > inserted
>>>>> > by recipe which contain a closing ?> PHP tag followed by a new
>>>>> line. In
>>>>> > this
>>>>> > case, the backup_pages.php recipe inserts this new line.
>>>>> >
>>>>> > It is recommended to remove the closing ?> tag from all scripts,
>>>>> see:
>>>>> >
>>>>> >   http://www.pmwiki.org/wiki/PmWiki/DesignNotes
>>>>>
>>>>> Ah, thank you.
>>>>>
>>>>> However, I checked and include url doesn't have a closing ?> tag. I
>>>>> can't
>>>>> see what this script is doing that could generate an empty first
>>>>> line. My
>>>>> user has tested this with and without includeurl -- on his system, it
>>>>> causes an empty first line.
>>>>
>>>> I didn't write that includeurl causes this, I wrote that
>>>> backup_pages.php causes this.
>>> OK, I asked the user to re-test this (cc'd) and he tells me that both
>>> the backup and includeurl scripts independently cause a blank line at
>>> the start of the html and wikibook xml output. However, I have
>>> installed includeurl on a test system and am unable to replicate the
>>> problem.
>>>
>>> I'm waiting to hear the result of removing the closing ?> from the
>>> backup script, but I'm at a loss as to how to proceed with
>>> includeurl, given that I can't reproduce the behaviour.
>>>
>>> Any suggestions would be welcome.
>>>
>>> JR
>>>
>>
>
>
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-- 
John Rankin