#!/usr/bin/perl -w
-# Copyright © 2006-2013 Jamie Zawinski <jwz@jwz.org>
+# Copyright © 2006-2014 Jamie Zawinski <jwz@jwz.org>
#
# Permission to use, copy, modify, distribute, and sell this software and its
# documentation for any purpose is hereby granted without fee, provided that
require 5;
#use diagnostics; # Fails on some MacOS 10.5 systems
use strict;
+use IPC::Open3;
+use IO::Uncompress::Gunzip qw(gunzip $GunzipError);
+use IO::Compress::Gzip qw(gzip $GzipError);
my ($exec_dir, $progname) = ($0 =~ m@^(.*?)/([^/]+)$@);
-my $version = q{ $Revision: 1.24 $ }; $version =~ s/^[^0-9]+([0-9.]+).*$/$1/;
+my ($version) = ('$Revision: 1.38 $' =~ m/\s(\d[.\d]+)\s/s);
$ENV{PATH} = "/usr/local/bin:$ENV{PATH}"; # for seticon
my $verbose = 1;
-sub read_info_plist($);
+sub convert_plist($$) {
+ my ($data, $to_binary_p) = @_;
+ my $is_binary_p = ($data =~ m/^bplist/s);
+ if ($data && (!$is_binary_p) != (!$to_binary_p)) {
+ print STDERR "$progname: converting plist\n" if ($verbose > 2);
+ my $which = ($to_binary_p ? 'binary1' : 'xml1');
+ my @cmd = ('plutil', '-convert', $which, '-s', '-o', '-', '-');
+ my $pid = open3 (my $in, my $out, undef, @cmd) ||
+ error ("pipe: $cmd[0]: $!");
+ error ("$cmd[0]: $!") unless $pid;
+ print $in $data;
+ close $in;
+ local $/ = undef; # read entire file
+ $data = <$out>;
+ close $out;
+ waitpid ($pid, 0);
+ if ($?) {
+ my $exit_value = $? >> 8;
+ my $signal_num = $? & 127;
+ my $dumped_core = $? & 128;
+ error ("$cmd[0]: core dumped!") if ($dumped_core);
+ error ("$cmd[0]: signal $signal_num!") if ($signal_num);
+ error ("$cmd[0]: exited with $exit_value!") if ($exit_value);
+ }
+ }
+ return $data;
+}
+
+
sub read_info_plist($) {
my ($app_dir) = @_;
my $file = "$app_dir/Contents/Info.plist";
my $body = <$in>;
close $in;
- if ($body =~ m/^bplist/s) {
- print STDERR "$progname: converting binary plist file: $file\n";
- system ("plutil", "-convert", "xml1", $file);
- return read_info_plist ($app_dir);
- }
-
+ $body = convert_plist ($body, 0); # convert to xml plist
return ($file, $body);
}
return () if ($name eq 'XScreenSaver');
return () if ($name eq 'SaverTester');
+ return () if ($name eq 'XScreenSaverUpdater');
my $file = "$app_dir/Contents/Resources/" . lc($name) . ".xml";
my $file2 = "$app_dir/" . lc($name) . ".xml";
local $/ = undef; # read entire file
my $body = <$in>;
close $in;
- return ($file, $body);
+
+ # Uncompress the XML if it is compressed.
+ my $body2 = '';
+ gunzip (\$body, \$body2) || error ("$app_dir: xml gunzip: $GunzipError");
+ my $was_compressed_p = ($body ne $body2);
+ return ($file, $body2, $was_compressed_p);
}
sub update_saver_xml($$) {
my ($app_dir, $vers) = @_;
- my ($filename, $body) = read_saver_xml ($app_dir);
+ my ($filename, $body, $was_compressed_p) = read_saver_xml ($app_dir);
my $obody = $body;
return () unless defined ($filename);
s/\nCopyright [^ \r\n\t]+ (\d{4})(-\d{4})? (.*)\.$/\nWritten $3; $1./s;
$desc =~ s/^\n+//s;
- error ("$filename: description contains bad characters")
- if ($desc =~ m/([^\t\n -~]|[<>])/);
+ error ("$filename: description contains markup: $1")
+ if ($desc =~ m/([<>&][^<>&\s]*)/s);
+ error ("$filename: description contains ctl chars: $1")
+ if ($desc =~ m/([\000-\010\013-\037])/s);
+ error ("$filename: description contains non-ASCII and is not UTF-8: $1")
+ if ($body !~ m/\Q<?xml version="1.0" encoding="UTF-8"/s &&
+ $desc =~ m/([^\000-\176])/s);
error ("$filename: can't extract authors")
unless ($desc =~ m@^(.*)\nWritten by[ \t]+(.+)$@s);
"\n" .
"From the XScreenSaver collection: " .
"http://www.jwz.org/xscreensaver/\n" .
- "Copyright \251 $year by $authors.\n");
+ "Copyright \302\251 $year by $authors.\n");
my $desc2 = ("$name $vers,\n" . # Info.plist
"\302\251 $year $authors.\n" .
$body =~ s@(<_description>)(.*?)(</_description>)@$1$desc1$3@s;
- if ($obody eq $body) {
+ # NSXMLParser doesn't seem to work properly on Latin1 XML documents,
+ # so we convert these to UTF8 when embedding them in the .saver bundle.
+ $body =~ s@encoding="ISO-8859-1"@encoding="UTF-8"@gsi;
+
+ if ($obody eq $body && $was_compressed_p) {
print STDERR "$progname: $filename: unchanged\n" if ($verbose > 1);
} else {
+
+ # Gzip the XML.
+ my $body2 = '';
+ gzip (\$body, \$body2) || error ("$app_dir: xml gzip: $GzipError");
+ $body = $body2;
+
my $file_tmp = "$filename.tmp";
- open (my $out, '>', $file_tmp) || error ("$file_tmp: $!");
+ open (my $out, '>:raw', $file_tmp) || error ("$file_tmp: $!");
print $out $body || error ("$file_tmp: $!");
close $out || error ("$file_tmp: $!");
}
+sub compress_all_xml_files($) {
+ my ($dir) = @_;
+ opendir (my $dirp, $dir) || error ("$dir: $!");
+ my @files = readdir ($dirp);
+ closedir $dirp;
+ foreach my $f (sort @files) {
+ next unless ($f =~ m/\.xml$/si);
+ my $filename = "$dir/$f";
+ open (my $in, '<', $filename) || error ("$filename: $!");
+ print STDERR "$progname: read $filename\n" if ($verbose > 2);
+ local $/ = undef; # read entire file
+ my $body = <$in>;
+ close $in;
+
+ if ($body =~ m/^<\?xml/s) {
+ my $body2 = '';
+ gzip (\$body, \$body2) || error ("$filename: xml gzip: $GzipError");
+ $body = $body2;
+ my $file_tmp = "$filename.tmp";
+ open (my $out, '>:raw', $file_tmp) || error ("$file_tmp: $!");
+ print $out $body || error ("$file_tmp: $!");
+ close $out || error ("$file_tmp: $!");
+
+ if (!rename ("$file_tmp", "$filename")) {
+ unlink "$file_tmp";
+ error ("mv \"$file_tmp\" \"$filename\": $!");
+ }
+ print STDERR "$progname: compressed $filename\n" if ($verbose);
+ } elsif ($verbose > 2) {
+ print STDERR "$filename: already compressed\n";
+ }
+ }
+}
+
sub set_plist_key($$$$) {
my ($filename, $body, $key, $val) = @_;
}
+sub enable_gc($) {
+ my ($app_dir) = @_;
+
+ return unless ($app_dir =~ m@\.saver/?$@s);
+ my ($dir, $name) = ($app_dir =~ m@^(.*)/([^/]+)\.saver$@s);
+ error ("unparsable: $app_dir") unless $name;
+ my $exe = "$app_dir/Contents/MacOS/$name";
+ my @cmd = ("$dir/enable_gc", $exe);
+ print STDERR "$progname: exec: " . join(' ', @cmd) . "\n"
+ if ($verbose > 1);
+ system (@cmd);
+ my $exit = $? >> 8;
+ exit ($exit) if $exit;
+}
+
+
+sub fix_coretext($) {
+ my ($app_dir) = @_;
+
+ # In MacOS 10.8, they moved CoreText.framework from
+ # /System/Library/Frameworks/ApplicationServices.framework/Frameworks/
+ # to /System/Library/Frameworks/ which means that executables compiled
+ # on 10.8 and newer won't run on 10.7 and older because they can't find
+ # the library. Fortunately, 10.8 and later leave a symlink behind, so
+ # the old location still works. So we need our executables to contain
+ # an LC_LOAD_DYLIB pointing at the old directory instead of the new
+ # one.
+ #
+ return if ($app_dir =~ m@-iphone@s);
+ my ($dir, $name) = ($app_dir =~ m@^(.*)/([^/]+)\.(app|saver)$@s);
+ error ("unparsable: $app_dir") unless $name;
+ my $exe = "$app_dir/Contents/MacOS/$name";
+
+ my $new = ("/System/Library/Frameworks/CoreText.framework/" .
+ "Versions/A/CoreText");
+ my $old = ("/System/Library/Frameworks/ApplicationServices.framework/" .
+ "Frameworks/CoreText.framework/Versions/A/CoreText");
+ my @cmd = ("install_name_tool", "-change", $new, $old, $exe);
+
+ print STDERR "$progname: exec: " . join(' ', @cmd) . "\n"
+ if ($verbose > 1);
+ system (@cmd);
+ my $exit = $? >> 8;
+ exit ($exit) if $exit;
+}
+
+
sub update($) {
my ($app_dir) = @_;
my $vers = $1;
my ($ignore, $info_str) = update_saver_xml ($app_dir, $vers);
- if (! defined($info_str)) {
+ # No, don't do this -- the iOS version reads the XML file in a few
+ # different places, and most of those places don't understand gzip.
+
+ if ($app_name eq 'XScreenSaver') {
+ compress_all_xml_files ($app_dir);
+ } elsif (! defined($info_str)) {
print STDERR "$progname: $filename: no XML file\n" if ($verbose > 1);
} else {
if ($oplist eq $plist) {
print STDERR "$progname: $filename: unchanged\n" if ($verbose > 1);
} else {
+ $plist = convert_plist ($plist, 1); # convert to binary plist
my $file_tmp = "$filename.tmp";
- open (my $out, '>', $file_tmp) || error ("$file_tmp: $!");
+ open (my $out, '>:raw', $file_tmp) || error ("$file_tmp: $!");
print $out $plist || error ("$file_tmp: $!");
close $out || error ("$file_tmp: $!");
set_icon ($app_dir);
set_thumb ($app_dir);
+# enable_gc ($app_dir);
+ fix_coretext ($app_dir)
}