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add_copyright_notice.pl
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add_copyright_notice.pl
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#!/usr/bin/perl -w
#
# add_copyright_notice.pl
# Copyright (C) 2006-2007 Catalyst IT Ltd (http://www.catalyst.net.nz)
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# This file incorporates work covered by the following copyright and
# permission notice:
#
# Copyright (C) 2006 Serious Hack Inc. (http://www.serioushack.com)
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free
# Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301, USA
#
use strict;
use File::Copy;
use File::Find;
use File::Temp;
# Directories which contain files to be "licensified"
my @SRC_DIRS = ('htdocs', 'test');
# When changing the copyright notice, one must also change the appropriate
# strings in:
# - COPYING
# - debian/copyright
my $copyright_years = '2006-2009';
my $copyright_last_year = '2009';
my $copyright_text = <<END_OF_COPYRIGHT_TEXT;
/**
* Mahara: Electronic portfolio, weblog, resume builder and social networking
* Copyright (C) $copyright_years Catalyst IT Ltd and others; see:
* http://wiki.mahara.org/Contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
END_OF_COPYRIGHT_TEXT
sub process_file
{
my ($filename, $fullpath) = @_;
print "Processing $File::Find::name... ";
open INPUT, "$filename" or die "Cannot open $filename as input.";
my $in_copyright = 0; # 0 = before the header
my $copyright_holder = 'unknown';
my $product = 'unknown';
my @lines;
my @after_license_lines;
while (<INPUT>) {
if (0 == $in_copyright and m|^/\*\*|) {
$in_copyright = 1; # 1 = inside the header
}
elsif (1 == $in_copyright and m|^ \* This program is part of (.*)$|) {
$product = $1;
}
elsif (1 == $in_copyright and m|^ \* Mahara:|) {
$product = 'Mahara';
}
elsif (2 == $in_copyright and
m|^ \* \@copyright.*\([cC]\) (\d+([-,]\d+)?) Catalyst IT|) {
$copyright_holder = 'Catalyst IT';
push @after_license_lines, $_;
}
elsif (1 == $in_copyright and
m|^ \* along with this program\. If not, see|) {
$in_copyright = 2; # 2 = after the license text
}
elsif (m|\*/| and (1 == $in_copyright or 2 == $in_copyright)) {
$in_copyright = 3; # 3 = after the header
push @lines, $copyright_text;
# Correct any catalyst IT copyright lines
for my $line (@after_license_lines) {
if ($line =~ m|^ \* \@copyright.*\([cC]\) ((\d{4})(?:[,-](\d{4}))?) Catalyst IT|) {
my $years = $1;
my $firstyear = $2;
my $lastyear = $3 ? $3 : $2;
if ($lastyear lt $copyright_last_year) {
$line =~ s/$years/$firstyear-$copyright_last_year/;
}
}
}
push @lines, @after_license_lines;
push @lines, " */\n";
}
elsif (0 == $in_copyright or 3 == $in_copyright) {
push @lines, $_;
}
elsif (2 == $in_copyright) {
push @after_license_lines, $_;
}
}
close INPUT;
if ($in_copyright == 0) {
# No header was found, insert copyright text at the front?
#unshift @lines, $copyright_text;
}
die "$filename: Bad header." if $in_copyright == 1;
if ($copyright_holder eq 'Catalyst IT') {
if ($product eq 'Mahara') {
open OUTPUT, ">$filename" or die "Cannot open $filename as output.";
print OUTPUT foreach @lines;
close OUTPUT;
print "done.\n";
} else {
print "skipped (product is $product).\n";
}
} else {
print "skipped (copyright holder is $copyright_holder).\n";
}
}
sub process_standard_files
{
# Find all php and javascript files in the standard directories
File::Find::find sub { /^.*\.(php|js)$/s && process_file($_) }, @SRC_DIRS;
}
sub main
{
if (@ARGV > 0) {
while (@ARGV > 0) {
process_file(shift @ARGV);
}
} else {
&process_standard_files;
}
}
&main;