[Metacard] Re: CGI under OS X via Darwin Success...

[Pierre Sahores]

Richard MacLemale a écrit :
> 
> Thanks to all who helped both on list and off.  The MetaCard mailing list
> rocks almost as much as MetaCard itself...
> 
> I've got the Darwin engine handling MetaCard scripts via CGI working very
> well now.  I still have a lot to learn, but "the basics" are a done deal.
> So I thought I'd share what I learned.  I'm eventually going to put together
> a web page on using MetaCard's Darwin engine to do CGI on OS X, but in the
> meantime, for anyone else attempting this, here's some roadblocks that I had
> to jump...
> 
> 1.  Installing the darwin engine is way simple.  I was trying to get all
> fancy, but in reality all you have to do is download the darwin engine, the
> tools and home stacks, and double-click them.  Stuffit will uncompress and
> unpack them.  Then just put them in the following folder:
> /Library/WebServer/CGI-Executables
> 
> Also get a copy of the echo.mt file and put THAT in the same folder.
> 
> 2.  Obviously make sure Apache is running by typing in:
> http://(your IP address)/
> 
> And you should get a default Apache page.
> 
> 3.  I had to edit the httpd.conf file.  For some reason, once I got echo.mt
> working, it only worked every OTHER time I clicked on it.  I uncommented the
> following line in httpd.conf:
> 
>    AddHandler cgi-script .cgi
> 
> After I did that, echo.mt worked every time.  Why?  I dunno.  Speaking of
> echo.mt, mine was returning everything in one line to my browser, instead of
> in separate lines like the one on the metacard site does.  I changed
>   put "Content-Type: text/text" & cr
> to
>   put "Content-Type: text/html" & cr
> and now it works perfectly.
> 
> 4.  BB Edit Lite for OS X is a MUST HAVE tool.  And it's free.  Not only
> will it allow you to find hidden files, it will also allow you to edit files
> like httpd.conf and save them with UNIX line breaks (you have to choose Save
> As.)  If you save a UNIX file without UNIX line breaks, it will... break.
> 
> 5.  Permissions are critical.  Obviously you have to give mc the ability to
> execute.
> 
> I couldn't get a script to create a new text file and write to it, or to
> open an existing text file and read or write to it.  Then I remembered (duh)
> permissions.  As long as the file exists, and the permissions are set
> correctly, a metacard script can open a text file and write to it or read
> from it.  So cool.
> 
> 6.  If you don't know some basic UNIX, you can't do this cool stuff.  Good
> thing I'm learning UNIX...
> 
> This unlocks the candy store for me.  One thought goes through my mind,
> though... Suppose an individual were to download the darwin engine, and the
> home and tools stacks... And suppose they install them and write some neato
> mt scripts for their OS X based web site.  Scott says that the script limit
> does not apply to the Darwin engine when running in non-GUI mode.  Doesn't
> this mean that anyone who wanted to could do CGI stuff with MetaCard for
> free?  If this is intentional, then it should be, well, advertised.  Maybe
> as a way of getting some UNIX or Mac OS X people in the door.  MetaTalk is a
> kabillion times easier to learn than Perl...
> 
> Just thinkin' out loud.
> 
> :)
> Richard MacLemale
> Instructional Technology Specialist
> James W. Mitchell High School
> 
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Hi Richard,

Thank's for yours usefull explainations. I will have to do with this in
the next months, too :-)

Best Regards, Pierre Sahores

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