seperate modules for backend-specific code

[perl/plp/.git] / PLP / CGI.pm

diff --git a/PLP/CGI.pm b/PLP/CGI.pm
new file mode 100644 (file)
index 0000000..1e4d7de
--- /dev/null
+++ b/PLP/CGI.pm
@@ -0,0 +1,52 @@
+package PLP::CGI;
+
+use strict;
+
+our $VERSION = '1.00';
+
+# CGI initializer: parses PATH_TRANSLATED
+sub init {
+       $PLP::print = 'print';
+       
+       my $path = $ENV{PATH_TRANSLATED};
+       $ENV{PLP_NAME} = $ENV{PATH_INFO};
+       my $path_info;
+       while (not -f $path) {
+               if (not $path =~ s/(\/+[^\/]*)$//) {
+                       print STDERR "PLP: Not found: $ENV{PATH_TRANSLATED} ($ENV{REQUEST_URI})\n";
+                       PLP::error(undef, 404);
+                       exit;
+               }
+               my $pi = $1;
+               $ENV{PLP_NAME} =~ s/\Q$pi\E$//;
+               $path_info = $pi . $path_info;
+       }
+       
+       if (not -r $path) {
+               print STDERR "PLP: Can't read: $ENV{PATH_TRANSLATED} ($ENV{REQUEST_URI})\n";
+               PLP::error(undef, 403);
+               exit;
+       }
+
+       delete @ENV{
+               qw(PATH_TRANSLATED SCRIPT_NAME SCRIPT_FILENAME PATH_INFO),
+               grep /^REDIRECT_/, keys %ENV
+       };
+
+       $ENV{PATH_INFO} = $path_info if defined $path_info;
+       $ENV{PLP_FILENAME} = $path;
+       my ($file, $dir) = File::Basename::fileparse($path);
+       chdir $dir;
+
+       $PLP::code = PLP::source($file, 0, undef, $path);
+}
+
+# This is run by the CGI script. (#!perl \n use PLP; PLP::everything;)
+#sub everything {
+#      clean();
+#      cgi_init();
+#      start();
+#}
+
+1;
+