aboutsummaryrefslogtreecommitdiff
path: root/IkiWiki/Rcs/tla.pm
blob: ecc561bde86691489ab726eec677741f7fb6691f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
#!/usr/bin/perl

use warnings;
use strict;
use IkiWiki;

package IkiWiki;

sub quiet_system (@) {
	# See Debian bug #385939.
	open (SAVEOUT, ">&STDOUT");
	close STDOUT;
	open (STDOUT, ">/dev/null");
	my $ret=system(@_);
	close STDOUT;
	open (STDOUT, ">&SAVEOUT");
	close SAVEOUT;
	return $ret;
}

sub rcs_update () { #{{{
	if (-d "$config{srcdir}/{arch}") {
		if (quiet_system("tla", "replay", "-d", $config{srcdir}) != 0) {
			warn("tla replay failed\n");
		}
	}
} #}}}

sub rcs_prepedit ($) { #{{{
	my $file=shift;

	if (-d "$config{srcdir}/{arch}") {
		# For Arch, return the tree-id of archive when
		# editing begins.
		my $rev=`tla tree-id $config{srcdir}`;
		return defined $rev ? $rev : "";
	}
} #}}}

sub rcs_commit ($$$;$$) { #{{{
	my $file=shift;
	my $message=shift;
	my $rcstoken=shift;
	my $user=shift;
	my $ipaddr=shift;

	if (defined $user) {
		$message="web commit by $user".(length $message ? ": $message" : "");
	}
	elsif (defined $ipaddr) {
		$message="web commit from $ipaddr".(length $message ? ": $message" : "");
	}

	if (-d "$config{srcdir}/{arch}") {
		# Check to see if the page has been changed by someone
		# else since rcs_prepedit was called.
		my ($oldrev)=$rcstoken=~/^([A-Za-z0-9@\/._-]+)$/; # untaint
		my $rev=`tla tree-id $config{srcdir}`;
		if (defined $rev && defined $oldrev && $rev ne $oldrev) {
			# Merge their changes into the file that we've
			# changed.
			if (quiet_system("tla", "update", "-d",
			           "$config{srcdir}") != 0) {
				warn("tla update failed\n");
			}
		}

		if (quiet_system("tla", "commit",
		           "-L".possibly_foolish_untaint($message),
			   '-d', $config{srcdir}) != 0) {
			my $conflict=readfile("$config{srcdir}/$file");
			if (system("tla", "undo", "-n", "--quiet", "-d", "$config{srcdir}") != 0) {
				warn("tla undo failed\n");
			}
			return $conflict;
		}
	}
	return undef # success
} #}}}

sub rcs_add ($) { #{{{
	my $file=shift;

	if (-d "$config{srcdir}/{arch}") {
		if (quiet_system("tla", "add", "$config{srcdir}/$file") != 0) {
			warn("tla add failed\n");
		}
	}
} #}}}

sub rcs_recentchanges ($) {
	my $num=shift;
	my @ret;

	return unless -d "$config{srcdir}/{arch}";

	eval q{use Date::Parse};
	error($@) if $@;
	eval q{use Mail::Header};
	error($@) if $@;

	my $logs = `tla logs -d $config{srcdir}`;
	my @changesets = reverse split(/\n/, $logs);

	for (my $i=0; $i<$num && $i<$#changesets; $i++) {
		my ($change)=$changesets[$i]=~/^([A-Za-z0-9@\/._-]+)$/; # untaint

		open(LOG, "tla cat-log -d $config{srcdir} $change|");
		my $head = Mail::Header->new(\*LOG);
		close(LOG);

		my $rev = $head->get("Revision");
		my $summ = $head->get("Summary");
		my $newfiles = $head->get("New-files");
		my $modfiles = $head->get("Modified-files");
		my $remfiles = $head->get("Removed-files");
		my $user = $head->get("Creator");

		my @paths = grep { !/^(.*\/)?\.arch-ids\/.*\.id$/ }
			split(/ /, "$newfiles $modfiles .arch-ids/fake.id");

		my $sdate = $head->get("Standard-date");
		my $when = str2time($sdate, 'UTC');

		my $committype = "web";
		if (defined $summ && $summ =~ /$config{web_commit_regexp}/) {
			$user = defined $2 ? "$2" : "$3";
			$summ = $4;
		}
		else {
			$committype="tla";
		}

		my @message;
		push @message, { line => escapeHTML($summ) };

		my @pages;

		foreach my $file (@paths) {
			my $diffurl=$config{diffurl};
			$diffurl=~s/\[\[file\]\]/$file/g;
			$diffurl=~s/\[\[rev\]\]/$change/g;
			push @pages, {
				page => pagename($file),
				diffurl => $diffurl,
			} if length $file;
		}
		push @ret, {
			rev => $change,
			user => $user,
			committype => $committype,
			when => $when,
			message => [@message],
			pages => [@pages],
		} if @pages;

		last if $i == $num;
	}

	return @ret;
}

sub rcs_getctime ($) { #{{{
	my $file=shift;
	eval q{use Date::Parse};
	error($@) if $@;
	eval q{use Mail::Header};
	error($@) if $@;

	my $logs = `tla logs -d $config{srcdir}`;
	my @changesets = reverse split(/\n/, $logs);
	my $sdate;

	for (my $i=0; $i<$#changesets; $i++) {
		my $change = $changesets[$i];

		open(LOG, "tla cat-log -d $config{srcdir} $change|");
		my $head = Mail::Header->new(\*LOG);
		close(LOG);

		$sdate = $head->get("Standard-date");
		my $newfiles = $head->get("New-files");

		my ($lastcreation) = grep {/^$file$/} split(/ /, "$newfiles");
		last if defined($lastcreation);
	}

	my $date=str2time($sdate, 'UTC');
	debug("found ctime ".localtime($date)." for $file");
	return $date;
} #}}}

1