Initial commit.

2026-03-10 21:25:26 +08:00
commit 78739bf725
3089 changed files with 472990 additions and 0 deletions
--- a/lib/perl5/Selima/RelURI.pm
+++ b/lib/perl5/Selima/RelURI.pm
@@ -0,0 +1,75 @@
+# Selima Website Content Management System
+# RelURI.pm: The converter to turn all URIs to relative URIs.
+
+#  Copyright (c) 2003-2018 imacat.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+
+# Author: imacat <imacat@mail.imacat.idv.tw>
+# First written: 2003-04-03
+
+package Selima::RelURI;
+use 5.008;
+use strict;
+use warnings;
+use base qw(Exporter);
+use vars qw(@EXPORT @EXPORT_OK);
+BEGIN {
+@EXPORT = qw(reluri);
+@EXPORT_OK = @EXPORT;
+# Prototype declaration
+sub reluri($;$);
+}
+
+use Encode qw(encode decode is_utf8);
+use URI qw();
+
+use Selima::DataVars qw(:requri);
+
+# reluri: Turn an absolute URI to a relative URI
+sub reluri($;$) {
+    local ($_, %_);
+    my ($uri, $base, $encoded);
+    ($uri, $base) = @_;
+    
+    # URI has bug with encode().  We get around it here.
+    $encoded = 0;
+    if (is_utf8($uri)) {
+        $uri = encode("UTF-8", $uri);
+        $encoded = 1;
+    }
+    # Default base to $REQUEST_FULLURI
+    $base = defined $base?
+                ($base =~ /^\//? new URI($REQUEST_HOSTPORT . $base):
+                    new URI($base)):
+                new URI($REQUEST_FULLURI);
+    # Absolute path -- add the root difference and absolute it
+    if ($uri =~ /^\//) {
+        $uri = "$ROOT_DIFF$uri" ;
+        $uri = new URI($uri);
+        $uri = $uri->abs($REQUEST_FULLURI);
+    } else {
+        $uri = new URI($uri);
+    }
+    # Obtain the relative URI
+    $uri = $uri->rel($base);
+    
+    $uri = $uri->canonical->as_string;
+    # Fix it for my own style
+    $uri =~ s/\/$// if $uri =~ /(?<![^\/])\.\.\/$/ || $uri =~ /(?<![^\/])\.\/$/;
+    # URI has bug with encode().  We get around it here.
+    $uri = decode("UTF-8", $uri) if $encoded;
+    return $uri;
+}
+
+return 1;