# Some shared sub routines
#
# Author: Patrick Canterino <patrick@patshaping.de>
-# Last modified: 2005-01-06
+# Last modified: 2011-02-11
+#
+# Copyright (C) 1999-2000 Roland Bluethgen, Frank Schoenmann
+# Copyright (C) 2003-2011 Patrick Canterino
+# All Rights Reserved.
+#
+# This file can be distributed and/or modified under the terms of
+# of the Artistic License 2.0 (see also the LICENSE file found at
+# the top level of the Dev-Editor distribution).
#
use strict;
clean_path
devedit_reload
dos_wildcard_match
+ encode_html
equal_url
file_name
+ in_array
+ is_archive
+ is_disabled_command
+ is_forbidden_file
mode_string
+ multi_string
upper_path);
+my @archive_exts = ('.zip', '.tar', '.gz',
+ '.tar.gz', '.tgz', '.bz2',
+ '.tar.bz2', '.tbz', '.tbz2',
+ '.Z');
+
# check_path()
#
# Check if a virtual path is above a virtual root directory
# We extract the last part of the path and create the absolute path
my $first = upper_path($path);
+ $first = File::Spec->canonpath($first);
+ $first = abs_path($first);
+
my $last = file_name($path);
+ $last = '' if($last eq '.');
- $first = abs_path($first);
- $path = $first.'/'.$last;
+ if($last eq '..' || ($^O eq 'MSWin32' && $last =~ m!^\.\.\.+$!))
+ {
+ $first = abs_path($first.'/'.$last);
+ $last = '';
+ }
- $first = File::Spec->canonpath($first);
- $path = File::Spec->canonpath($path);
+ $path = File::Spec->canonpath($first.'/'.$last);
# Check if the path is above the root directory
return if(index($path,$root) != 0);
- return if($first eq $root && ($last eq '..' || ($^O eq 'MSWin32' && $last =~ m!^\.\.+$!)));
+ return if(substr($path,length($root)) && not File::Spec->file_name_is_absolute(substr($path,length($root))));
# Create short path name
my $short_path = substr($path,length($root));
$short_path =~ tr!\\!/!;
$short_path = '/'.$short_path if($short_path !~ m!^/!);
- $short_path = $short_path.'/' if($short_path !~ m!/$! && -d $path);
+ $short_path = $short_path.'/' if($short_path !~ m!/$! && -d $path && not -l $path);
return ($path,$short_path);
}
{
my ($pattern,$string) = @_;
+ return 1 if($pattern eq '*');
+
# The following part is stolen from File::DosGlob
# escape regex metachars but not glob chars
return ($string =~ m|^$pattern$|is);
}
+# encode_html()
+#
+# Encode HTML control characters (< > " &)
+#
+# Params: String to encode
+#
+# Return: Encoded string
+
+sub encode_html($)
+{
+ my $string = shift;
+
+ $string =~ s/&/&/g;
+ $string =~ s/</</g;
+ $string =~ s/>/>/g;
+ $string =~ s/"/"/g;
+
+ return $string;
+}
+
# equal_url()
#
# Create URL equal to a file or directory
my $path = shift;
$path =~ tr!\\!/!;
- unless($path eq '/')
+ unless($path =~ m!^/+$! || ($^O eq 'MSWin32' && $path =~ m!^[a-z]:/+$!i))
{
$path =~ s!/+$!!;
$path = substr($path,rindex($path,'/')+1);
return $path;
}
+# in_array()
+#
+# Check if a value is in an array
+#
+# Params: 1. Value to find
+# 2. Array
+#
+# Return: Status code (Boolean)
+
+sub in_array($$)
+{
+ my ($string,$array) = @_;
+
+ foreach my $element(@{$array})
+ {
+ return 1 if($string eq $element);
+ }
+
+ return;
+}
+
+# is_archive()
+#
+# Check if a file is an archive
+# (currently only by file extension)
+#
+# Params: Archive file name
+#
+# Return: Status code (Boolean)
+
+sub is_archive($)
+{
+ my $file = shift;
+
+ foreach my $ext(@archive_exts)
+ {
+ return 1 if(lc(substr($file,length($file)-length($ext),length($ext))) eq lc($ext));
+ }
+
+ return;
+}
+
+# is_disabled_command()
+#
+# Check if a command is disabled
+#
+# Params: 1. Array Reference containing the list
+# 2. Command to check
+#
+# Return: Status code (Boolean)
+
+sub is_disabled_command($$)
+{
+ my ($list,$command) = @_;
+ $command =~ s!/+$!!g;
+
+ foreach my $entry(@$list)
+ {
+ return 1 if(lc($command) eq lc($entry));
+ }
+
+ return;
+}
+
+# is_forbidden_file()
+#
+# Check if a file is in the list of forbidden files
+#
+# Params: 1. Array Reference containing the list
+# 2. Filename to check
+#
+# Return: Status code (Boolean)
+
+sub is_forbidden_file($$)
+{
+ my ($list,$file) = @_;
+ $file =~ s!/+$!!g;
+
+ foreach my $entry(@$list)
+ {
+ return 1 if($file eq $entry);
+ return 1 if(index($file,$entry.'/') == 0);
+ }
+
+ return;
+}
+
# mode_string()
#
# Convert a file mode number into a human readable string (rwxr-x-r-x)
return $string;
}
+# multi_string()
+#
+# Create a Hash Reference containing three forms of a string
+#
+# Params: String
+#
+# Return: Hash Reference:
+# normal => Normal form of the string
+# html => HTML encoded form (see encode_html())
+# url => URL encoded form
+
+sub multi_string($)
+{
+ my $string = shift;
+ my %multi;
+
+ $multi{'normal'} = $string;
+ $multi{'html'} = encode_html($string);
+ $multi{'url'} = escape($string);
+
+ return \%multi;
+}
+
# upper_path()
#
-# Cut away the last part of a path
+# Remove the last part of a path
+# (the resulting path contains a trailing slash)
#
# Params: Path
#
my $path = shift;
$path =~ tr!\\!/!;
- unless($path eq '/')
+ unless($path =~ m!^/+$! || ($^O eq 'MSWin32' && $path =~ m!^[a-z]:/+$!i))
{
$path =~ s!/+$!!;
$path = substr($path,0,rindex($path,'/')+1);
git.p6c8.net / devedit.git / blobdiff