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1dcd8715 SS |
1 | #!/usr/bin/perl -w |
2 | ############################################################################ | |
3 | # # | |
4 | # This file is part of the IPFire Firewall. # | |
5 | # # | |
6 | # IPFire is free software; you can redistribute it and/or modify # | |
7 | # it under the terms of the GNU General Public License as published by # | |
8 | # the Free Software Foundation; either version 2 of the License, or # | |
9 | # (at your option) any later version. # | |
10 | # # | |
11 | # IPFire is distributed in the hope that it will be useful, # | |
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # | |
14 | # GNU General Public License for more details. # | |
15 | # # | |
16 | # You should have received a copy of the GNU General Public License # | |
17 | # along with IPFire; if not, write to the Free Software # | |
18 | # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # | |
19 | # # | |
20 | # Copyright (C) 2015 IPFire Team <info@ipfire.org>. # | |
21 | # # | |
22 | ############################################################################ | |
23 | ||
24 | package GeoIP; | |
25 | ||
0ca3baed | 26 | use Geo::IP::PurePerl; |
b013822b | 27 | use Locale::Codes::Country; |
1dcd8715 | 28 | |
d499e86b MT |
29 | my $geoip_database_dir = "/var/lib/GeoIP"; |
30 | my $location_database = "GeoLite2-Country-Locations-en.csv"; | |
31 | ||
0ca3baed | 32 | my $database; |
00793c27 | 33 | |
e34dbea7 SS |
34 | # Hash which contains country codes and their names which are special or not |
35 | # part of ISO 3166-1. | |
36 | my %not_iso_3166_location = ( | |
37 | "a1" => "Anonymous Proxy", | |
38 | "a2" => "Satellite Provider", | |
39 | "a3" => "Worldwide Anycast Anstance", | |
40 | "an" => "Netherlands Antilles", | |
41 | "ap" => "Asia/Pacific Region", | |
42 | "eu" => "Europe", | |
43 | "fx" => "France, Metropolitan", | |
44 | "o1" => "Other Country", | |
45 | "yu" => "Yugoslavia" | |
46 | ); | |
47 | ||
00793c27 MT |
48 | sub lookup($) { |
49 | my $address = shift; | |
50 | ||
0ca3baed SS |
51 | # Load the database into memory if not already done |
52 | if (!$database) { | |
53 | $database = Geo::IP::PurePerl->new(GEOIP_MEMORY_CACHE); | |
00793c27 MT |
54 | } |
55 | ||
0ca3baed SS |
56 | # Return the name of the country |
57 | return $database->country_code_by_name($address); | |
00793c27 MT |
58 | } |
59 | ||
1dcd8715 SS |
60 | # Function to get the flag icon for a specified country code. |
61 | sub get_flag_icon($) { | |
62 | my ($input) = @_; | |
63 | ||
64 | # Webserver's root dir. (Required for generating full path) | |
65 | my $webroot = "/srv/web/ipfire/html"; | |
66 | ||
67 | # Directory which contains the flag icons. | |
68 | my $flagdir = "/images/flags"; | |
69 | ||
70 | # File extension of the country flags. | |
71 | my $ext = "png"; | |
72 | ||
73 | # Remove whitespaces. | |
74 | chomp($input); | |
75 | ||
dfbee171 SS |
76 | # Convert given country code to upper case. |
77 | my $ccode = uc($input); | |
1dcd8715 SS |
78 | |
79 | # Generate filename, based on the contry code in lower case | |
80 | # and the defined file extension. | |
81 | my $file = join('.', $ccode,$ext); | |
82 | ||
83 | # Generate path inside webroot to the previously generated file. | |
84 | my $flag_icon = join('/', $flagdir,$file); | |
85 | ||
86 | # Generate absolute path to the icon file. | |
87 | my $absolute_path = join('', $webroot,$flag_icon); | |
88 | ||
89 | # Check if the a icon file exists. | |
90 | if (-e "$absolute_path") { | |
91 | # Return content of flag_icon. | |
92 | return $flag_icon; | |
dfbee171 SS |
93 | } else { |
94 | # If no icon for the specified country exists, try to use | |
95 | # the icon for "unknown". | |
96 | my $ccode = "unknown"; | |
97 | ||
b1ad5b8b MT |
98 | # Redoing all the stuff from above for the "unknown" icon. |
99 | my $file = join('.', $ccode, $ext); | |
100 | my $flag_icon = join('/', $flagdir, $file); | |
101 | my $absolute_path = join('', $webroot, $flag_icon); | |
dfbee171 SS |
102 | |
103 | # Check if the icon is present. | |
104 | if (-e "$absolute_path") { | |
105 | # Return "unknown" icon. | |
106 | return $flag_icon; | |
107 | } | |
1dcd8715 SS |
108 | } |
109 | } | |
110 | ||
111 | # Function to get the county name by a given country code. | |
112 | sub get_full_country_name($) { | |
113 | my ($input) = @_; | |
114 | my $name; | |
115 | ||
116 | # Remove whitespaces. | |
117 | chomp($input); | |
118 | ||
119 | # Convert input into lower case format. | |
120 | my $code = lc($input); | |
121 | ||
122 | # Handle country codes which are not in the list. | |
e34dbea7 SS |
123 | if ($not_iso_3166_location{$code}) { |
124 | # Grab location name from hash. | |
125 | $name = $not_iso_3166_location{$code}; | |
126 | } else { | |
1dcd8715 | 127 | # Use perl built-in module to get the country code. |
b013822b | 128 | $name = &Locale::Codes::Country::code2country($code); |
1dcd8715 SS |
129 | } |
130 | ||
131 | return $name; | |
132 | } | |
133 | ||
30c59cbb SS |
134 | # Function to get all available GeoIP locations. |
135 | sub get_geoip_locations() { | |
abe21498 | 136 | my @locations = (); |
30c59cbb | 137 | |
e34dbea7 SS |
138 | # Get listed country codes from ISO 3166-1. |
139 | @locations = &Locale::Codes::Country::all_country_codes(); | |
30c59cbb | 140 | |
e34dbea7 SS |
141 | # Add locations from not_iso_3166_locations. |
142 | foreach my $location (keys %not_iso_3166_location) { | |
143 | push(@locations, $location); | |
30c59cbb SS |
144 | } |
145 | ||
30c59cbb SS |
146 | # Sort locations array in alphabetical order. |
147 | my @sorted_locations = sort(@locations); | |
148 | ||
149 | # Return the array.. | |
150 | return @sorted_locations; | |
151 | } | |
152 | ||
153 | ||
1dcd8715 | 154 | 1; |