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-rwxr-xr-xMaster/texmf-dist/scripts/texlive/tlmgr.pl25
-rw-r--r--Master/tlpkg/TeXLive/TLPDB.pm15
-rw-r--r--Master/tlpkg/TeXLive/TLPOBJ.pm12
-rw-r--r--Master/tlpkg/TeXLive/TLUtils.pm196
4 files changed, 157 insertions, 91 deletions
diff --git a/Master/texmf-dist/scripts/texlive/tlmgr.pl b/Master/texmf-dist/scripts/texlive/tlmgr.pl
index d266ddea84a..e74eff61c44 100755
--- a/Master/texmf-dist/scripts/texlive/tlmgr.pl
+++ b/Master/texmf-dist/scripts/texlive/tlmgr.pl
@@ -86,9 +86,6 @@ BEGIN {
# make Perl find our packages first:
unshift (@INC, "$Master/tlpkg");
- # add also tlpkg/TeXLive for copied modules like JSON which
- # requests JSON::BackportPP
- unshift (@INC, "$Master/tlpkg/TeXLive");
unshift (@INC, "$Master/texmf-dist/scripts/texlive");
}
@@ -581,19 +578,6 @@ for the full story.\n";
tldie("$prg: Try --help if you need it.\n");
}
- if ($opts{'json'}) {
- eval { require JSON; };
- if ($@) {
- # that didn't work out, give some usefull error message and stop
- if ($^O =~ /^MSWin/i) {
- require Win32;
- my $msg = "Cannot load JSON, that should not happen as we ship it!\n(Error message: $@)\nStopping here.\n";
- Win32::MsgBox($msg, 1|Win32::MB_ICONSTOP(), "Warning");
- }
- tldie("Cannot load JSON module, this should not happen, please report!\n");
- }
- }
-
#
# the main tree we will be working on
$::maintree = $Master;
@@ -1859,7 +1843,7 @@ sub action_restore {
if (keys %backups) {
if ($opts{'json'}) {
my @bla = map { report_backup_revdate($_, "json", %{$backups{$_}}) } keys %backups;
- my $str = JSON::encode_json(\@bla);
+ my $str = TeXLive::TLUtils::encode_json(\@bla);
print "$str\n";
} else {
print "Available backups:\n";
@@ -1877,7 +1861,7 @@ sub action_restore {
if (!defined($rev)) {
if ($opts{'json'}) {
my @bla = report_backup_revdate($pkg, "json", %{$backups{$pkg}});
- my $str = JSON::encode_json(\@bla);
+ my $str = TeXLive::TLUtils::encode_json(\@bla);
print "$str\n";
} else {
print "Available backups for $pkg: ";
@@ -3673,7 +3657,6 @@ sub show_one_package {
}
sub show_one_package_json {
- require JSON;
my ($p) = @_;
my @out;
my $loctlp = $localtlpdb->get_package($p);
@@ -3691,8 +3674,8 @@ sub show_one_package_json {
my $tlp = ($is_installed ? $loctlp : $remtlp);
#my $tlp = ($is_available ? $remtlp : $loctlp);
# add available, installed, lrev, rrev fields and remove revision field
- my $str = $tlp->as_json(available => ($is_available ? $JSON::true : $JSON::false),
- installed => ($is_installed ? $JSON::true : $JSON::false),
+ my $str = $tlp->as_json(available => ($is_available ? TeXLive::TLUtils::True() : TeXLive::TLUtils::False()),
+ installed => ($is_installed ? TeXLive::TLUtils::True() : TeXLive::TLUtils::False()),
lrev => ($is_installed ? $loctlp->revision : 0),
rrev => ($is_available ? $remtlp->revision : 0),
revision => undef);
diff --git a/Master/tlpkg/TeXLive/TLPDB.pm b/Master/tlpkg/TeXLive/TLPDB.pm
index 9176a04e715..32015fa692d 100644
--- a/Master/tlpkg/TeXLive/TLPDB.pm
+++ b/Master/tlpkg/TeXLive/TLPDB.pm
@@ -479,7 +479,6 @@ the tag of the sub-database, and C<tlpdb> giving the JSON of the database.
sub as_json {
my $self = shift;
- require JSON;
my $ret = "{";
if ($self->is_virtual) {
my $firsttlpdb = 1;
@@ -508,7 +507,7 @@ sub _as_json {
if ($TeXLive::TLConfig::TLPDBOptions{$k}[0] =~ m/^n/) {
$opts->{$k} += 0 if (exists($opts->{$k}));
} elsif ($TeXLive::TLConfig::TLPDBOptions{$k}[0] eq "b") {
- $opts->{$k} = ($opts->{$k} ? $JSON::true : $JSON::false) if (exists($opts->{$k}));
+ $opts->{$k} = ($opts->{$k} ? TeXLive::TLUtils::True() : TeXLive::TLUtils::False()) if (exists($opts->{$k}));
} elsif ($k eq "location") {
if (exists($opts->{$k})) {
my %foo = TeXLive::TLUtils::repository_to_array($opts->{$k});
@@ -520,27 +519,27 @@ sub _as_json {
}
# the last else is plain strings, nothing to do
}
- $ret .= JSON::encode_json($opts);
+ $ret .= TeXLive::TLUtils::encode_json($opts);
$ret .= ',"settings":';
my $sets = $self->settings;
for my $k (keys %TeXLive::TLConfig::TLPDBSettings) {
if ($TeXLive::TLConfig::TLPDBSettings{$k} eq "b") {
- $sets->{$k} = ($sets->{$k} ? $JSON::true : $JSON::false) if (exists($sets->{$k}));
+ $sets->{$k} = ($sets->{$k} ? TeXLive::TLUtils::True() : TeXLive::TLUtils::False()) if (exists($sets->{$k}));
} elsif ($TeXLive::TLConfig::TLPDBSettings{$k} eq "available_architectures") {
delete($sets->{$k});
@{$sets->{$k}} = $self->available_architectures;
}
# else are strings
}
- $ret .= JSON::encode_json($sets);
+ $ret .= TeXLive::TLUtils::encode_json($sets);
$ret .= ',"configs":';
my %cfgs;
- $cfgs{'container_split_src_files'} = ($self->config_src_container ? $JSON::true : $JSON::false);
- $cfgs{'container_split_doc_files'} = ($self->config_doc_container ? $JSON::true : $JSON::false);
+ $cfgs{'container_split_src_files'} = ($self->config_src_container ? TeXLive::TLUtils::True() : TeXLive::TLUtils::False());
+ $cfgs{'container_split_doc_files'} = ($self->config_doc_container ? TeXLive::TLUtils::True() : TeXLive::TLUtils::False());
$cfgs{'container_format'} = $self->config_container_format;
$cfgs{'release'} = $self->config_release;
$cfgs{'minrelease'} = $self->config_minrelease;
- $ret .= JSON::encode_json(\%cfgs);
+ $ret .= TeXLive::TLUtils::encode_json(\%cfgs);
$ret .= ',"tlpkgs": [';
my $first = 1;
foreach (keys %{$self->{'tlps'}}) {
diff --git a/Master/tlpkg/TeXLive/TLPOBJ.pm b/Master/tlpkg/TeXLive/TLPOBJ.pm
index 8dadf1723fd..82eaf531ce4 100644
--- a/Master/tlpkg/TeXLive/TLPOBJ.pm
+++ b/Master/tlpkg/TeXLive/TLPOBJ.pm
@@ -423,8 +423,6 @@ sub writeout_simple {
sub as_json {
my $self = shift;
my %addargs = @_;
- require JSON;
- #my $json = JSON::PP->new->utf8;
my %foo = %{$self};
# set the additional args
for my $k (keys %addargs) {
@@ -445,9 +443,9 @@ sub as_json {
# encode boolean as boolean flags
if (exists($foo{'relocated'})) {
if ($foo{'relocated'}) {
- $foo{'relocated'} = $JSON::true;
+ $foo{'relocated'} = TeXLive::TLUtils::True();
} else {
- $foo{'relocated'} = $JSON::false;
+ $foo{'relocated'} = TeXLive::TLUtils::False();
}
}
# adjust the docfiles entry to the specification in JSON-formats
@@ -469,11 +467,7 @@ sub as_json {
$foo{'docfiles'} = [ @newdocf ];
delete($foo{'docfiledata'});
#
- # my home-made solution is a bit faster then JSON::PP
- # but we still prefer that one for security ;-)
- # If JSON::XS is installed, that is the fastest.
- #my $utf8_encoded_json_text = TeXLive::TLUtils::hash_to_json(\%foo);
- my $utf8_encoded_json_text = JSON::encode_json(\%foo);
+ my $utf8_encoded_json_text = TeXLive::TLUtils::encode_json(\%foo);
return $utf8_encoded_json_text;
}
diff --git a/Master/tlpkg/TeXLive/TLUtils.pm b/Master/tlpkg/TeXLive/TLUtils.pm
index 3be5b0eb697..54ed8dbac53 100644
--- a/Master/tlpkg/TeXLive/TLUtils.pm
+++ b/Master/tlpkg/TeXLive/TLUtils.pm
@@ -103,10 +103,9 @@ C<TeXLive::TLUtils> -- utilities used in TeX Live infrastructure
=head2 JSON
- TeXLive::TLUtils::simple_hash_to_json($hashref);
- TeXLive::TLUtils::scalar_to_json($hashref);
- TeXLive::TLUtils::hash_to_json($hashref);
- TeXLive::TLUtils::array_to_json($hashref);
+ TeXLive::TLUtils::encode_json($ref);
+ TeXLive::TLUtils::True();
+ TeXLive::TLUtils::False();
=head1 DESCRIPTION
@@ -195,7 +194,9 @@ BEGIN {
&get_full_line
&sort_archs
&repository_to_array
- &simple_hash_to_json
+ &encode_json
+ &True
+ &False
);
@EXPORT = qw(setup_programs download_file process_logging_options
tldie tlwarn info log debug ddebug dddebug debug_hash
@@ -4164,20 +4165,145 @@ sub repository_to_array {
return %r;
}
-=item C<simple_hash_tpo_json($hashref)>
+=item C<encode_json($ref)>
-Returns the JSON representation of C<$hashref>. Only simple key/value
-hashes are supported, and all entries are treated as strings.
+Returns the JSON representation of the object C<$ref> is pointing at.
+This tries to load the C<JSON> Perl module, and uses it if available,
+otherwise falls back to module internal conversion.
+
+The used backend can be selected by setting the environment variable
+C<TL_JSONMODE> to either C<json> or C<texlive> (all other values are
+ignored). If C<json> is requested and the C<JSON> module cannot be loaded
+the program terminates.
=cut
-sub simple_hash_to_json {
- my $hr = shift;
- return
- "{" . join (",", map { "\"$_\":\"" . $hr->{$_} . "\"" } keys(%$hr)) . "}"
+my $TLTrueValue = 1;
+my $TLFalseValue = 0;
+my $TLTrue = \$TLTrueValue;
+my $TLFalse = \$TLFalseValue;
+bless $TLTrue, 'TLBOOLEAN';
+bless $TLFalse, 'TLBOOLEAN';
+
+my $jsonmode = "";
+
+=item C<True()>
+=item C<False()>
+
+these two function must be used to get proper JSON C<true> and C<false>
+in the output independent of the backend used.
+
+=cut
+
+sub True {
+ ensure_json_available();
+ if ($jsonmode eq "json") {
+ return($JSON::true);
+ } else {
+ return($TLTrue);
+ }
+}
+sub False {
+ ensure_json_available();
+ if ($jsonmode eq "json") {
+ return($JSON::false);
+ } else {
+ return($TLFalse);
+ }
+}
+
+sub ensure_json_available {
+ return if ($jsonmode);
+ # check the environment for mode to use:
+ # $ENV{'TL_JSONMODE'} = texlive | json
+ my $envdefined = 0;
+ if ($ENV{'TL_JSONMODE'}) {
+ $envdefined = 1;
+ if ($ENV{'TL_JSONMODE'} eq "texlive") {
+ $jsonmode = "texlive";
+ print STDERR "texlive json module used!\n";
+ return;
+ } elsif ($ENV{'TL_JSONMODE'} eq "json") {
+ # nothing to do
+ } else {
+ tlwarn("Unsupported mode \'$ENV{TL_JSONMODE}\' set in TL_JSONMODE, ignoring it!");
+ $envdefined = 0;
+ }
+ }
+ return if ($jsonmode); # was set to texlive
+ eval { require JSON; };
+ if ($@) {
+ # that didn't work out, use home-grown json
+ if ($envdefined) {
+ # environment asks for JSON but cannot be loaded, die!
+ tldie("env variable TL_JSONMODE request JSON module but cannot be load!\n");
+ }
+ $jsonmode = "texlive";
+ print STDERR "texlive json module used!\n";
+ } else {
+ $jsonmode = "json";
+ my $json = JSON->new;
+ print STDERR "JSON " . $json->backend . " used!\n";
+ }
+}
+
+sub encode_json {
+ my $val = shift;
+ ensure_json_available();
+ if ($jsonmode eq "json") {
+ my $utf8_encoded_json_text = JSON::encode_json($val);
+ return $utf8_encoded_json_text;
+ } else {
+ my $type = ref($val);
+ if ($type eq "") {
+ tldie("encode_json: accept only refs: $val");
+ } elsif ($type eq 'SCALAR') {
+ return(scalar_to_json($$val));
+ } elsif ($type eq 'ARRAY') {
+ return(array_to_json($val));
+ } elsif ($type eq 'HASH') {
+ return(hash_to_json($val));
+ } elsif ($type eq 'REF') {
+ return(encode_json($$val));
+ } elsif (Scalar::Util::blessed($val)) {
+ if ($type eq "TLBOOLEAN") {
+ return($$val ? "true" : "false");
+ } else {
+ tldie("encode_json: unsupported blessed object");
+ }
+ } else {
+ tldie("encode_json: unsupported format $type");
+ }
+ }
}
sub scalar_to_json {
+ sub looks_like_numeric {
+ # code from JSON/backportPP.pm
+ my $value = shift;
+ no warnings 'numeric';
+ # detect numbers
+ # string & "" -> ""
+ # number & "" -> 0 (with warning)
+ # nan and inf can detect as numbers, so check with * 0
+ return unless length((my $dummy = "") & $value);
+ return unless 0 + $value eq $value;
+ return 1 if $value * 0 == 0;
+ return -1; # inf/nan
+ }
+ my $val = shift;
+ if (defined($val)) {
+ if (looks_like_numeric($val)) {
+ return("$val");
+ } else {
+ return(string_to_json($val));
+ }
+ } else {
+ return("null");
+ }
+}
+
+sub string_to_json {
my $val = shift;
my %esc = (
"\n" => '\n',
@@ -4190,59 +4316,23 @@ sub scalar_to_json {
"\'" => '\\\'',
);
$val =~ s/([\x22\x5c\n\r\t\f\b])/$esc{$1}/g;
- return($val);
+ return("\"$val\"");
}
sub hash_to_json {
my $hr = shift;
- my $ret = "{";
- my @keystr;
+ my @retvals;
for my $k (keys(%$hr)) {
my $val = $hr->{$k};
- if (!$val) {
- push @keystr, "\"$k\":null";
- } elsif (ref($val) eq "") {
- push @keystr, "\"$k\":\"" . scalar_to_json($val) . "\"";
- } elsif (ref($val) eq 'SCALAR') {
- push @keystr, "\"$k\":\"" . scalar_to_json($$val) . "\"";
- } elsif (ref($val) eq 'ARRAY') {
- push @keystr, "\"$k\":" . array_to_json($val);
- } elsif (ref($val) eq 'HASH') {
- push @keystr, "\"$k\":" . hash_to_json($val);
- } elsif (Scalar::Util::blessed($val)) {
- if (ref($val) eq "JSON::PP::Boolean") {
- push @keystr, "\"$k\":" . ($val == $JSON::true ? "true" : "false");
- } else {
- die "Unsupported blessed object!";
- }
- } else {
- die("Unsupported reference in hash_to_json: " . ref($val));
- }
+ push @retvals, "\"$k\":" . encode_json(\$val);
}
- $ret .= join(",",@keystr) . "}";
+ my $ret = "{" . join(",", @retvals) . "}";
return($ret);
}
sub array_to_json {
my $hr = shift;
- my $ret = "[";
- my @keystr;
- for my $val (@$hr) {
- if (!$val) {
- push @keystr, "null";
- } elsif (ref($val) eq "") {
- push @keystr, "\"" . scalar_to_json($val) . "\"";
- } elsif (ref($val) eq 'SCALAR') {
- push @keystr, "\"" . scalar_to_json($$val) . "\"";
- } elsif (ref($val) eq 'ARRAY') {
- push @keystr, array_to_json($val);
- } elsif (ref($val) eq 'HASH') {
- push @keystr, hash_to_json($val);
- } else {
- die("Unsupported reference in array_to_json");
- }
- }
- $ret .= join(",",@keystr) . "]";
+ my $ret = "[" . join(",", map { encode_json(\$_) } @$hr) . "]";
return($ret);
}