[TYPO3-dev] Problem with core function addTempContentHttpHeaders and IE

[Simon Tuck]

Dmitry Dulepov wrote:
> Hi!
> 
> Simon Tuck wrote:
>> The problem is IE chokes on the 503 Service unavailable header, in our
>> case we are delivering dynamic content to a pdf.
> 
> This problem is fixed in CVS. Version 4.0.1 should have fix in.
> 
>> If we bypass the
>> function addTempContentHttpHeaders the server sends 200 and IE waits.
>> Clearly this is a problem with IE as it should wait awhile, although
>> 3600 seems a long time to wait (are these seconds or milliseconds).
> 
> It is mean for search engines, not for MSIE or any other browser.
> Browser does not retry by itself. This is for web spiders.
> 
>> I
>> assume this function has something to do with the 'page is being
>> generated' message (???), but I wonder if it's really necessary, seeing
>> as it has the potential to stop IE.
> 
> It is necessary. It (1) prevents search engines from bombing your site
> with requests when site cannot handle it and (2) hints search engines to
> come back to the site when load goes away (hopefully after 1 hour).
> 
> Dmitry.
thanks dimitry