494 lines
15 KiB
Perl
Executable file
494 lines
15 KiB
Perl
Executable file
#!/usr/bin/perl
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eval 'exec /usr/bin/perl -S $0 ${1+"$@"}'
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if $running_under_some_shell;
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#!/usr/bin/perl
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use strict;
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use LWP::UserAgent;
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use utf8;
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my $main_repo="core";
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my @pieces=("binfilter", "dictionaries", "help", "translations");
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my %bugzillas = (
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fdo => "https://bugs.freedesktop.org/",
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bnc => "https://bugzilla.novell.com/",
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rhbz => "https://bugzilla.redhat.com/",
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i => "https://issues.apache.org/ooo/",
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);
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sub search_bugs($$$$)
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{
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my ($pdata, $piece, $commit_id, $line) = @_;
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my $bug = "";
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my $bug_orig;
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while (defined $bug) {
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# match fdo#123, rhz#123, i#123, #123
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# but match only bug number with >= 4 digits
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if ( $line =~ m/(\w+\#+\d{4,})/ ) {
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$bug_orig = $1;
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$bug = $1;
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# default to issuezilla for the #123 variant
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# but match only bug number with >= 4 digits
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} elsif ( $line =~ m/(\#)(\d{4,})/ ) {
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$bug_orig = $1 . $2;
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$bug = "i#$2";
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# match #i123#
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} elsif ( $line =~ m/(\#i)(\d+)(\#)/ ) {
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$bug_orig = $1 . $2 . $3;
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$bug = "i#$2";
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} else {
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$bug = undef;
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next;
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}
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# print " found $bug\n";
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# remove bug number from the comment; it will be added later a standardized way
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$bug_orig =~ s/\#/\\#/;
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$line =~ s/[Rr]esolve[ds]:?\s*$bug_orig\s*//;
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$line =~ s/\s*-\s*$bug_orig\s*//;
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$line =~ s/\(?$bug_orig\)?\s*[:,-]?\s*//;
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# bnc# is preferred over n# for novell bugs
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$bug =~ s/^n\#/bnc#/;
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# deb# is preferred over debian# for debian bugs
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$bug =~ s/^debian\#/deb#/;
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# easyhack# is sometimes used for fdo# - based easy hacks
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$bug =~ s/^easyhack\#/fdo#/;
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# someone mistyped fdo as fd0
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$bug =~ s/^fd0\#/fdo#/;
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# save the bug number
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%{$pdata->{$piece}{$commit_id}{'bugs'}} = () if (! defined %{$pdata->{$piece}{$commit_id}{'bugs'}});
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$pdata->{$piece}{$commit_id}{'bugs'}{$bug} = 1;
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}
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return $line;
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}
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sub standardize_summary($)
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{
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my $line = shift;
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$line =~ s/^\s*//;
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$line =~ s/\s*$//;
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# lower first letter if the word contains only lowercase letter
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if ( $line =~ m/(^.[a-z]+\b)/ ) {
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$line =~ m/(^.)/;
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my $first_char = lc($1);
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$line =~ s/^./$first_char/;
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}
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# FIXME: remove do at the end of line
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# remove bug numbers
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return $line;
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}
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sub load_git_log($$$$$)
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{
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my ($pdata, $repo_dir, $piece, $branch_name, $git_command) = @_;
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my $cmd = "cd $repo_dir; $git_command";
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my $commit_id;
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my $summary;
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print STDERR "Analyzing log from the git repo: $piece...\n";
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my $repo_branch_name = get_branch_name($repo_dir);
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if ( $branch_name ne $repo_branch_name ) {
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die "Error: mismatch of branches:\n" .
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" main repo is on the branch: $branch_name\n" .
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" $piece repo is on the branch: $repo_branch_name\n";
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}
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open (GIT, "$cmd 2>&1|") || die "Can't run $cmd: $!";
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%{$pdata->{$piece}} = ();
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while (my $line = <GIT>) {
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chomp $line;
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if ( $line =~ m/^commit ([0-9a-z]{20})/ ) {
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$commit_id = "$1";
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$summary=undef;
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%{$pdata->{$piece}{"$commit_id"}} = ();
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next;
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}
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if ( $line =~ /^Author:\s*([^\<]*)\<([^\>]*)>/ ) {
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# get rid of extra empty spaces;
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my $name = "$1";
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$name =~ s/\s+$//;
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die "Error: Author already defined for the commit {$commit_id}\n" if defined ($pdata->{$piece}{$commit_id}{'author'});
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%{$pdata->{$piece}{$commit_id}{'author'}} = ();
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$pdata->{$piece}{$commit_id}{'author'}{'name'} = "$name";
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$pdata->{$piece}{$commit_id}{'author'}{'email'} = "$2";
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next;
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}
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if ( $line =~ /^Date:\s+/ ) {
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# ignore date line
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next;
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}
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if ( $line =~ /^\s*$/ ) {
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# ignore empty line
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next;
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}
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$line = search_bugs($pdata, $piece, $commit_id, $line);
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# FIXME: need to be implemented
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# search_keywords($pdata, $line);
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unless (defined $pdata->{$piece}{$commit_id}{'summary'}) {
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$summary = standardize_summary($line);
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$pdata->{$piece}{$commit_id}{'summary'} = $summary;
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}
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}
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close GIT;
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}
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sub get_repo_name($)
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{
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my $repo_dir = shift;
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open (GIT_CONFIG, "$repo_dir/.git/config") ||
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die "can't open \"$$repo_dir/.git/config\" for reading: $!\n";
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while (my $line = <GIT_CONFIG>) {
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chomp $line;
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if ( $line =~ /^\s*url\s*=\s*(\S+)$/ ) {
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my $repo_name = "$1";
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$repo_name = s/.*\///g;
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return "$repo_name";
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}
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}
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die "Error: can't find repo name in \"$$repo_dir/.git/config\"\n";
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}
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sub load_data($$$$$)
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{
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my ($pdata, $top_dir, $piece, $branch_name, $git_command) = @_;
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if (defined $piece) {
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my $piece_dir;
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if ("$piece" eq "$main_repo") {
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$piece_dir = "$top_dir";
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} else {
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$piece_dir = "$top_dir/clone/$piece";
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}
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load_git_log($pdata, $piece_dir, $piece, $branch_name, $git_command);
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} else {
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load_git_log($pdata, $top_dir, $main_repo, $branch_name, $git_command);
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foreach my $piece (@pieces) {
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load_git_log($pdata, "$top_dir/clone/$piece", $piece, $branch_name, $git_command);
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}
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}
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}
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sub get_branch_name($)
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{
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my ($top_dir) = @_;
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my $branch;
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my $cmd = "cd $top_dir && git branch";
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open (GIT, "$cmd 2>&1|") || die "Can't run $cmd: $!";
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while (my $line = <GIT>) {
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chomp $line;
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if ( $line =~ m/^\*\s*(\S+)/ ) {
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$branch = "$1";
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}
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}
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close GIT;
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die "Error: did not detect git branch name in $top_dir\n" unless defined ($branch);
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return $branch;
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}
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sub open_log_file($$$$$)
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{
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my ($log_dir, $log_prefix, $log_suffix, $top_dir, $branch_name) = @_;
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my $logfilename = "$log_prefix-$branch_name-$log_suffix.log";
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$logfilename = "$log_dir/$logfilename" if (defined $log_dir);
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if (-f $logfilename) {
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print "WARNING: The log file already exists: $logfilename\n";
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print "Do you want to overwrite it? (Y/n)?\n";
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my $answer = <STDIN>;
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chomp $answer;
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$answer = "y" unless ($answer);
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die "Please, rename the file or choose another log suffix\n" if ( lc($answer) ne "y" );
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}
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my $log;
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open($log, '>', $logfilename) || die "Can't open \"$logfilename\" for writing: $!\n";
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return $log;
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}
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sub print_summary_in_stat($$$$$$)
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{
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my ($summary, $ppiece_title, $pbugs, $pauthors, $prefix, $log) = @_;
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return if ( $summary eq "" );
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# print piece title if not done yet
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if ( defined ${$ppiece_title} ) {
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print $log "${$ppiece_title}\n";
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${$ppiece_title} = undef;
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}
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# finally print the summary line
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my $bugs = "";
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if ( %{$pbugs} ) {
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$bugs = " (" . join (", ", keys %{$pbugs}) . ")";
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}
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my $authors = "";
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if ( %{$pauthors} ) {
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$authors = " [" . join (", ", keys %{$pauthors}) . "]";
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}
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print $log $prefix, $summary, $bugs, $authors, "\n";
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}
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sub print_stat($$)
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{
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my ($pdata, $log) = @_;
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foreach my $piece ( sort { $a cmp $b } keys %{$pdata}) {
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# check if this piece has any entries at all
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my $piece_title = "+ $piece";
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if ( %{$pdata->{$piece}} ) {
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my $old_summary="";
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my %authors = ();
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my %bugs = ();
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foreach my $id ( sort { lc $pdata->{$piece}{$a}{'summary'} cmp lc $pdata->{$piece}{$b}{'summary'} } keys %{$pdata->{$piece}}) {
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my $summary = $pdata->{$piece}{$id}{'summary'};
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if ($summary ne $old_summary) {
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print_summary_in_stat($old_summary, \$piece_title, \%bugs, \%authors, " + ", $log);
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$old_summary = $summary;
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%authors = ();
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%bugs = ();
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}
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# collect bug numbers
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if (defined $pdata->{$piece}{$id}{'bugs'}) {
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foreach my $bug (keys %{$pdata->{$piece}{$id}{'bugs'}}) {
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$bugs{$bug} = 1;
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}
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}
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# collect author names
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my $author = $pdata->{$piece}{$id}{'author'}{'name'};
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$authors{$author} = 1;
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}
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print_summary_in_stat($old_summary, \$piece_title, \%bugs, \%authors, " + ", $log);
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}
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}
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}
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sub get_bug_name($$)
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{
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my ($bug, $summary) = @_;
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print "$bug: ";
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$bug =~ m/(?:(\w*)\#+(\d+))/; # fdo#12345
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my $bugzilla = $1; # fdo
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my $bug_number = $2; # 12345
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if ( $bugzillas{$bugzilla} ) {
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my $url = $bugzillas{$bugzilla} . "show_bug.cgi?id=" . $bug_number;
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my $ua = LWP::UserAgent->new;
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$ua->timeout(10);
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$ua->env_proxy;
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my $response = $ua->get($url);
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if ($response->is_success) {
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my $title = $response->title;
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if ( $title =~ s/^Bug \d+ \S+ // ) {
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print "$title\n";
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return $title;
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} else {
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print "warning: not found; using commit message (only got $title)\n";
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}
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} else {
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print "\n";
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}
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} else {
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print "\n";
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}
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return $summary;
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}
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sub print_bugs($$$)
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{
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my ($pdata, $log, $convert_func) = @_;
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# associate bugs with their summaries and fixers
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my %bugs = ();
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foreach my $piece ( keys %{$pdata}) {
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foreach my $id ( keys %{$pdata->{$piece}}) {
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foreach my $bug (keys %{$pdata->{$piece}{$id}{'bugs'}}) {
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my $author = $pdata->{$piece}{$id}{'author'}{'name'};
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my $summary = $pdata->{$piece}{$id}{'summary'};
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$bugs{$bug}{'summary'} = $summary;
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$bugs{$bug}{'author'}{$author} = 1;
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}
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}
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}
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# try to replace summaries with bug names from bugzilla
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print "Getting bug titles:\n";
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foreach my $bug ( sort { $a cmp $b } keys %bugs) {
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$bugs{$bug}{'summary'} = get_bug_name($bug, $bugs{$bug}{'summary'});
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}
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# print
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foreach my $bug ( sort { $a cmp $b } keys %bugs) {
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my $summary = $bugs{$bug}{'summary'};
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my $authors = "";
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if ( %{$bugs{$bug}{'author'}} ) {
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$authors = " [" . join (", ", keys %{$bugs{$bug}{'author'}}) . "]";
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}
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print $log $convert_func->($bug), " ", $summary, $authors, "\n";
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}
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}
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sub print_bugnumbers($$)
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{
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my ($pdata, $log) = @_;
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# just collect bugs
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my %bugs = ();
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foreach my $piece ( keys %{$pdata}) {
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foreach my $id ( keys %{$pdata->{$piece}}) {
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foreach my $bug (keys %{$pdata->{$piece}{$id}{'bugs'}}) {
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$bugs{$bug} = 1;
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}
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}
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}
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print $log join ("\n", sort { $a cmp $b } keys %bugs), "\n";
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}
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########################################################################
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# help
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sub usage()
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{
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print "This script generates LO git commit summary\n\n" .
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"Usage: lo-commit-stat [--help] [--no-pieces] [--piece=<piece>] --log-dir=<dir> --log-suffix=<string> topdir [git_arg...]\n\n" .
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"Options:\n" .
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" --help print this help\n" .
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" --no-pieces read changes just from the main repository, ignore other cloned repos\n" .
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" --piece=<piece> summarize just changes from the given piece\n" .
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" --log-dir=<dir> directory where to put the generated log\n" .
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" --log-suffix=<string> suffix of the log file name; the result will be\n" .
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" commit-log-<branch>-<log-name-suffix>.log; the branch name\n" .
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" is detected automatically\n" .
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" --bugs print just bug fixes\n" .
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" --wikibugs print just bug fixes, use wiki markup\n" .
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" --bug-numbers print just fixed bug numbers\n" .
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" --rev-list use \"git rev-list\" instead of \"git log\"; useful to check\n" .
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" differences between branches\n" .
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" topdir directory with the libreoffice/core clone; the piece repos\n" .
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" must be cloned in the main-repo-root/clone/<piece> subdirectories\n" .
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" git_arg extra parameters passed to the git command to define\n" .
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" the area of interest; The default command is \"git log\" and\n" .
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" parameters might be, for example, --after=\"2010-09-27\" or\n" .
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" TAG..HEAD; with the option --rev-list, useful might be, for\n" .
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" example origin/master ^origin/libreoffice-3-3\n";
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}
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#######################################################################
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#######################################################################
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# MAIN
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#######################################################################
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#######################################################################
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my $piece;
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my $top_dir;
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my $log_prefix = "commit-log";
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my $log_dir;
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my $log_suffix;
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my $log;
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my $branch_name;
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my $git_command = "git log";
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my $branch_name;
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my @git_args;
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my %data;
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my $print_mode = "normal";
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foreach my $arg (@ARGV) {
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if ($arg eq '--help') {
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usage();
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exit;
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} elsif ($arg eq '--no-pieces') {
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$piece = "core";
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} elsif ($arg =~ m/--piece=(.*)/) {
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$piece = $1;
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} elsif ($arg =~ m/--log-suffix=(.*)/) {
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$log_suffix = "$1";
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} elsif ($arg =~ m/--log-dir=(.*)/) {
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$log_dir = "$1";
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} elsif ($arg eq '--bugs') {
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$log_prefix = "bugfixes";
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$print_mode = "bugs";
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} elsif ($arg eq '--wikibugs') {
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$log_prefix = "bugfixes";
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$print_mode = "wikibugs";
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} elsif ($arg eq '--bug-numbers') {
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$log_prefix = "bugnumbers";
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$print_mode = "bugnumbers";
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} elsif ($arg eq '--rev-list') {
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$git_command = "git rev-list --pretty=medium"
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} else {
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if (! defined $top_dir) {
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$top_dir=$arg;
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} else {
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push @git_args, $arg;
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}
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}
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}
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$git_command .= " " . join ' ', @git_args if (@git_args);
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(defined $top_dir) || die "Error: top directory is not defined\n";
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(-d "$top_dir") || die "Error: not a directory: $top_dir\n";
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(-f "$top_dir/.git/config") || die "Error: can't find $top_dir/.git/config\n";
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(!defined $log_dir) || (-d $log_dir) || die "Error: directory does no exist: $log_dir\n";
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(defined $log_suffix) || die "Error: define log suffix using --log-suffix=<string>\n";
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$branch_name = get_branch_name($top_dir);
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load_data(\%data, $top_dir, $piece, $branch_name, $git_command);
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$log = open_log_file($log_dir, $log_prefix, $log_suffix, $top_dir, $branch_name);
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if ( $print_mode eq "bugs" ) {
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# identity-transform bug ids
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print_bugs(\%data, $log, sub { return $_[0] } );
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} elsif ( $print_mode eq "wikibugs" ) {
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# wiki-ize bug ids
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print_bugs(\%data, $log, sub { $_[0] =~ s/(.*)\#(.*)/* {{$1|$2}}/; return $_[0] });
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} elsif ( $print_mode eq "bugnumbers" ) {
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print_bugnumbers(\%data, $log);
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} else {
|
|
print_stat(\%data, $log);
|
|
}
|
|
close $log;
|