1 files changed, 46 insertions, 0 deletions
diff --git a/lib/WebCoso/Common.pm b/lib/WebCoso/Common.pm
new file mode 100644
index 0000000..0680550
--- /dev/null
+++ b/lib/WebCoso/Common.pm
@@ -0,0 +1,46 @@
+package WebCoso::Common;
+
+our $SRCPATH='src';
+our $DSTPATH='dst';
+our $DSTBASEURL='/';
+
+sub langOf {
+    my ($name)=@_;
+    $name=~m{(^|/)document\.([^.]+)(\.|$)} and return $2;
+    return;
+}
+
+sub typeOf {
+    my ($name)=@_;
+    $name=~m{(^|/)document\.[^.]+\.([^.]+\.[^.]+)$} and return $2;
+    return;
+}
+
+sub typedAs {
+    my ($name,$newtype)=@_;
+    $name=~s{(^|/)(document\.[^.]+\.)([^.]+\.[^.]+)$}{$1$2$newtype};
+    return $name;
+}
+
+sub dstUriFor {
+    my ($name,$short)=(@_,1);
+    warn "dstUriFor($name,$short)\n";
+    if ($short) {
+        $name=~s{/[^/]+$}{/};
+    }
+    else {
+        $name=typedAs($name,'html');
+    }
+    $name=~s{^\Q$SRCPATH\E/}{$DSTBASEURL};
+    return $name;
+}
+
+sub isLang {
+    my ($lang,$name)=@_;
+    warn "isLang($lang,$name)\n";
+    return 1 if $name=~m{/$}; # assume that MultiViews on the server will work
+    return 1 if langOf($name) eq $lang;
+    return;
+}
+
+1;