One more question about Rev cgi & binary data

[Richard Miller]

JB,

I've found a stack script more flexible that a text script, and it  
takes only a few minutes to convert from text to stack.

Best,
Richard



On Apr 26, 2008, at 12:56 PM, jbv wrote:

>
>
> Richard,
>
> Thank for the script, but your method implies the use of a cgi
> stack... what if a plain text script is used ?
> Actually, I'm looking towards a php solution right now...
>
> Best,
> JB
>
>> JB,
>>
>> Here's the solution which works for me. I know it seems a bit
>> bizarre. It took many attempts to figure out how to get it to work
>> reliably. But this works all the time.
>>
>> Best,
>> Richard Miller
>>
>> ---------------------------
>>   -- buffer has the incoming data stream
>>    put buffer into temp
>>    put empty into pictfile
>>    put offset("image/jpeg",temp) into xx
>>    if xx <> 0 then
>>      put xx+14 into xx
>>      put char xx to (the length of temp) of temp into pictdata
>>      put char 1 to xx-1 of temp into tdata
>>      repeat with i = the length of pictdata down to 1
>>        if chartonum(char i of pictdata) is 0 then
>>          put i into holdit
>>          exit repeat
>>        end if
>>      end repeat
>>      delete char (holdit+1) to the length of pictdata of pictdata
>>      put "binfile:TempPict_" & the milliseconds & ".jpg" into  
>> PictFile
>>     -- these next steps are critical. It doesn't work otherwise.
>> Field "temp2" is just an empty text field on the cgi stack
>>      put pictdata into url PictFile
>>      put url PictFile into pictdata
>>      put pictdata into fld "temp2"
>>      put fld "temp2" into url PictFile
>>
>> The file PictFile will now be a regular jpeg file you can read and
>> manipulate as you would any jpeg file
>
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