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#!/usr/bin/perl -w
# Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
# its contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# Script to put change log comments in as default check-in comment.
use strict;
use File::Basename;
use File::Spec;
use FindBin;
use lib $FindBin::Bin;
use VCSUtils;
use webkitdirs;
my $log = $ARGV[0];
my $baseDir = baseProductDir();
my $editor = $ENV{SVN_LOG_EDITOR};
if (!$editor) {
$editor = $ENV{CVS_LOG_EDITOR};
}
if (!$editor) {
my $builtEditorApplication = "$baseDir/Release/Commit Log Editor.app/Contents/MacOS/Commit Log Editor";
$editor = $builtEditorApplication if -x $builtEditorApplication;
}
if (!$editor) {
my $builtEditorApplication = "$baseDir/Debug/Commit Log Editor.app/Contents/MacOS/Commit Log Editor";
$editor = $builtEditorApplication if -x $builtEditorApplication;
}
if (!$editor) {
my $installedEditorApplication = "$ENV{HOME}/Applications/Commit Log Editor.app/Contents/MacOS/Commit Log Editor";
$editor = $installedEditorApplication if -x $installedEditorApplication;
}
if (!$editor) {
$editor = $ENV{EDITOR} || "/usr/bin/vi";
}
my $inChangesToBeCommitted = !isGit();
my @changeLogs = ();
my $logContents = "";
my $existingLog = 0;
open LOG, $log or die;
while (<LOG>) {
if (isGit()) {
if (/^# Changes to be committed:$/) {
$inChangesToBeCommitted = 1;
} elsif ($inChangesToBeCommitted && /^# \S/) {
$inChangesToBeCommitted = 0;
}
}
$logContents .= $_;
$existingLog = isGit() && !(/^#/ || /^\s*$/) unless $existingLog;
push @changeLogs, makeFilePathRelative($1) if $inChangesToBeCommitted && (/^M....(.*ChangeLog)$/ || /^#\tmodified: (.*ChangeLog)/) && !/-ChangeLog/;
}
close LOG;
# Don't change anything if there's already a log message
# (as can happen with git-commit --amend)
exec $editor, @ARGV if $existingLog;
my $topLevel = topLevelSourceDirectory();
my %changeLogSort;
my %changeLogContents;
for my $changeLog (@changeLogs) {
open CHANGELOG, $changeLog or die "Can't open $changeLog";
my $contents = "";
my $blankLines = "";
while (<CHANGELOG>) {
if (/^\S/) {
last if $contents;
}
if (/\S/) {
$contents .= $blankLines if $contents;
$blankLines = "";
$contents .= $_;
} else {
$blankLines .= $_;
}
}
close CHANGELOG;
$changeLog = File::Spec->abs2rel(File::Spec->rel2abs($changeLog), $topLevel);
my $label = dirname($changeLog);
$label = "top level" unless length $label;
my $sortKey = lc $label;
if ($label eq "top level") {
$sortKey = "";
} elsif ($label eq "Tools") {
$sortKey = "-, just after top level";
} elsif ($label eq "WebBrowser") {
$sortKey = lc "WebKit, WebBrowser after";
} elsif ($label eq "WebCore") {
$sortKey = lc "WebFoundation, WebCore after";
} elsif ($label eq "LayoutTests") {
$sortKey = lc "~, LayoutTests last";
}
$changeLogSort{$sortKey} = $label;
$changeLogContents{$label} = $contents;
}
my $first = 1;
open NEWLOG, ">$log.edit" or die;
for my $sortKey (sort keys %changeLogSort) {
my $label = $changeLogSort{$sortKey};
if (keys %changeLogSort > 1) {
print NEWLOG "\n" if !$first;
$first = 0;
print NEWLOG "$label:\n\n";
}
print NEWLOG $changeLogContents{$label};
}
print NEWLOG $logContents;
close NEWLOG;
system $editor, "$log.edit";
open NEWLOG, "$log.edit" or exit;
my $foundComment = 0;
while (<NEWLOG>) {
$foundComment = 1 if (/\S/ && !/^CVS:/);
}
close NEWLOG;
if ($foundComment) {
open NEWLOG, "$log.edit" or die;
open LOG, ">$log" or die;
while (<NEWLOG>) {
print LOG;
}
close LOG;
close NEWLOG;
}
unlink "$log.edit";
sub topLevelSourceDirectory
{
if (isGit()) {
chomp(my $gitDir = `git rev-parse --git-dir`);
return dirname($gitDir);
} elsif (isSVN()) {
open(INFO, "-|", qw(svn info)) or die;
my ($root, $url);
while (my $line = <INFO>) {
if ($line =~ /^Repository Root: (.*)$/) {
$root = $1;
} elsif ($line =~ /^URL: (.*)$/) {
$url = $1;
}
}
close(INFO);
my $path = $url;
$path =~ s/^\Q$root\E//;
$path =~ s/^\/?(branches\/[^\/]*|trunk)\/?//;
return File::Spec->rel2abs(File::Spec->catdir(map { ".." } File::Spec->splitdir($path)));
}
}
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