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[spider.git] / perl / DXUtil.pm

diff --git a/perl/DXUtil.pm b/perl/DXUtil.pm
index 86dc91998fb6408bd6f2e4e3b293019a86ef51ec..7fae63170d015345b5372ab41c234d7d14a538fc 100644 (file)
--- a/perl/DXUtil.pm
+++ b/perl/DXUtil.pm
@@ -9,12 +9,14 @@
 package DXUtil;
 
 use Date::Parse;
+use IO::File;
+
 use Carp;
 
 require Exporter;
 @ISA = qw(Exporter);
 @EXPORT = qw(atime ztime cldate cldatetime slat slong yesno promptf 
-                        parray parraypairs shellregex
+                        parray parraypairs shellregex readfilestr
              print_all_fields cltounix iscallsign
             );
 
@@ -193,3 +195,37 @@ sub iscallsign
        return 1 if $call =~ /^\d+\w+/;
        return undef;
 }
+
+# read in a file into a string and return it. 
+# the filename can be split into a dir and file and the 
+# file can be in upper or lower case.
+# there can also be a suffix
+sub readfilestr
+{
+       my ($dir, $file, $suffix) = @_;
+       my $fn;
+       
+       if ($suffix) {
+               $fn = "$dir/$file.$suffix";
+               unless (-e $fn) {
+                       my $f = uc $file;
+                       $fn = "$dir/$file.$suffix";
+               }
+       } elsif ($file) {
+               $fn = "$dir/$file";
+               unless (-e $fn) {
+                       my $f = uc $file;
+                       $fn = "$dir/$file";
+               }
+       } else {
+               $fn = $dir;
+       }
+       my $fh = new IO::File $fn;
+       my $s = undef;
+       if ($fh) {
+               local $/ = undef;
+               $s = <$fh>;
+               $fh->close;
+       }
+       return $s;
+}