Dealing with filenames in a folder...

[Chipp Walters]

Ian,

You need to:

filter ROMlist with "*.zip"

best,

Chipp

Ian Leigh wrote:
> I am, as an attempt to learn Dreamcard, writing a frontend to MAME. I  
> have a fair idea of what I need to do, just doing it is a bit of a  
> struggle at the moment.
> 
> The user points to where their ROM folder is. What I then need to do  is 
> take each filename that ends with .ZIP and convert that into a  full 
> title. At the moment I am cross referencing the filename with a  text 
> file containing the information I need. Displaying the filenames  in a 
> field is easy using the files command and filter to find  the .zips. 
> Because the filename isn't very descriptive I want to use  the 
> descriptions in the text file instead.
> 
> So far I have been trying the following....
> 
> global allgamedata, ROMlist, ROMtitlelist
> 
> on mouseUp
>   local counter, titletoscan, n
>   answer folder "Where are your ROMs?"
>   put it into field "ROMlocation"
>   set the defaultfolder to field "ROMlocation"
>   put the files into ROMlist
>   filter ROMlist with ".zip"
>   put ROMlist into field "gamedescription"
>   repeat with n = 1 to the number of lines in ROMlist
>     put line n of ROMlist into titletoscan
>     put titletoscan into field "filetoscan"
>     add scantitle(titletoscan) to ROMtitlelist
>   end repeat
>   put ROMtitlelist into field "availablegames"
> 
> end mouseUp
> 
> function scantitle titletoscan
>   local gametitle, returnedpos
>   put lineoffset("$info=" & titletoscan, allgamedata) into returnedpos
>   put line returnedpos + 2 of allgamedata into gametitle
>   return gametitle
> end scantitle
> 
> The problem is that the first item in ROMlist is .DSstore and the  whole 
> thing seems to stop there. I could do with a little help if  anyone can 
> assist!
> 
> I have been thinking perhaps I should take the filename one at a time  
> and then create an array to store each game into but don't know if  that 
> is really necessary in rev. The reason this has to be done is  that MAME 
> supports many thousands of roms but the user may only have  a handful.
> 
> Many thanks
> 
> Ian
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