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-rw-r--r--Master/tlpkg/tlperl/lib/CPAN/Index.pm619
1 files changed, 619 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl/lib/CPAN/Index.pm b/Master/tlpkg/tlperl/lib/CPAN/Index.pm
new file mode 100644
index 00000000000..9df757de706
--- /dev/null
+++ b/Master/tlpkg/tlperl/lib/CPAN/Index.pm
@@ -0,0 +1,619 @@
+package CPAN::Index;
+use strict;
+use vars qw($LAST_TIME $DATE_OF_02 $DATE_OF_03 $HAVE_REANIMATED $VERSION);
+$VERSION = "1.94";
+@CPAN::Index::ISA = qw(CPAN::Debug);
+$LAST_TIME ||= 0;
+$DATE_OF_03 ||= 0;
+# use constant PROTOCOL => "2.0"; # outcommented to avoid warning on upgrade from 1.57
+sub PROTOCOL { 2.0 }
+
+#-> sub CPAN::Index::force_reload ;
+sub force_reload {
+ my($class) = @_;
+ $CPAN::Index::LAST_TIME = 0;
+ $class->reload(1);
+}
+
+my @indexbundle =
+ (
+ {
+ reader => "rd_authindex",
+ dir => "authors",
+ remotefile => '01mailrc.txt.gz',
+ shortlocalfile => '01mailrc.gz',
+ },
+ {
+ reader => "rd_modpacks",
+ dir => "modules",
+ remotefile => '02packages.details.txt.gz',
+ shortlocalfile => '02packag.gz',
+ },
+ {
+ reader => "rd_modlist",
+ dir => "modules",
+ remotefile => '03modlist.data.gz',
+ shortlocalfile => '03mlist.gz',
+ },
+ );
+
+#-> sub CPAN::Index::reload ;
+sub reload {
+ my($self,$force) = @_;
+ my $time = time;
+
+ # XXX check if a newer one is available. (We currently read it
+ # from time to time)
+ for ($CPAN::Config->{index_expire}) {
+ $_ = 0.001 unless $_ && $_ > 0.001;
+ }
+ unless (1 || $CPAN::Have_warned->{readmetadatacache}++) {
+ # debug here when CPAN doesn't seem to read the Metadata
+ require Carp;
+ Carp::cluck("META-PROTOCOL[$CPAN::META->{PROTOCOL}]");
+ }
+ unless ($CPAN::META->{PROTOCOL}) {
+ $self->read_metadata_cache;
+ $CPAN::META->{PROTOCOL} ||= "1.0";
+ }
+ if ( $CPAN::META->{PROTOCOL} < PROTOCOL ) {
+ # warn "Setting last_time to 0";
+ $LAST_TIME = 0; # No warning necessary
+ }
+ if ($LAST_TIME + $CPAN::Config->{index_expire}*86400 > $time
+ and ! $force) {
+ # called too often
+ # CPAN->debug("LAST_TIME[$LAST_TIME]index_expire[$CPAN::Config->{index_expire}]time[$time]");
+ } elsif (0) {
+ # IFF we are developing, it helps to wipe out the memory
+ # between reloads, otherwise it is not what a user expects.
+ undef $CPAN::META; # Neue Gruendlichkeit since v1.52(r1.274)
+ $CPAN::META = CPAN->new;
+ } else {
+ my($debug,$t2);
+ local $LAST_TIME = $time;
+ local $CPAN::META->{PROTOCOL} = PROTOCOL;
+
+ my $needshort = $^O eq "dos";
+
+ INX: for my $indexbundle (@indexbundle) {
+ my $reader = $indexbundle->{reader};
+ my $localfile = $needshort ? $indexbundle->{shortlocalfile} : $indexbundle->{remotefile};
+ my $localpath = File::Spec->catfile($indexbundle->{dir}, $localfile);
+ my $remote = join "/", $indexbundle->{dir}, $indexbundle->{remotefile};
+ my $localized = $self->reload_x($remote, $localpath, $force);
+ $self->$reader($localized); # may die but we let the shell catch it
+ if ($CPAN::DEBUG){
+ $t2 = time;
+ $debug = "timing reading 01[".($t2 - $time)."]";
+ $time = $t2;
+ }
+ return if $CPAN::Signal; # this is sometimes lengthy
+ }
+ $self->write_metadata_cache;
+ if ($CPAN::DEBUG){
+ $t2 = time;
+ $debug .= "03[".($t2 - $time)."]";
+ $time = $t2;
+ }
+ CPAN->debug($debug) if $CPAN::DEBUG;
+ }
+ if ($CPAN::Config->{build_dir_reuse}) {
+ $self->reanimate_build_dir;
+ }
+ if (CPAN::_sqlite_running()) {
+ $CPAN::SQLite->reload(time => $time, force => $force)
+ if not $LAST_TIME;
+ }
+ $LAST_TIME = $time;
+ $CPAN::META->{PROTOCOL} = PROTOCOL;
+}
+
+#-> sub CPAN::Index::reanimate_build_dir ;
+sub reanimate_build_dir {
+ my($self) = @_;
+ unless ($CPAN::META->has_inst($CPAN::Config->{yaml_module}||"YAML")) {
+ return;
+ }
+ return if $HAVE_REANIMATED++;
+ my $d = $CPAN::Config->{build_dir};
+ my $dh = DirHandle->new;
+ opendir $dh, $d or return; # does not exist
+ my $dirent;
+ my $i = 0;
+ my $painted = 0;
+ my $restored = 0;
+ my @candidates = map { $_->[0] }
+ sort { $b->[1] <=> $a->[1] }
+ map { [ $_, -M File::Spec->catfile($d,$_) ] }
+ grep {/\.yml$/} readdir $dh;
+ unless (@candidates) {
+ $CPAN::Frontend->myprint("Build_dir empty, nothing to restore\n");
+ return;
+ }
+ $CPAN::Frontend->myprint
+ (sprintf("Going to read %d yaml file%s from %s/\n",
+ scalar @candidates,
+ @candidates==1 ? "" : "s",
+ $CPAN::Config->{build_dir}
+ ));
+ my $start = CPAN::FTP::_mytime();
+ DISTRO: for $i (0..$#candidates) {
+ my $dirent = $candidates[$i];
+ my $y = eval {CPAN->_yaml_loadfile(File::Spec->catfile($d,$dirent))};
+ if ($@) {
+ warn "Error while parsing file '$dirent'; error: '$@'";
+ next DISTRO;
+ }
+ my $c = $y->[0];
+ if ($c && $c->{perl} && $c->{distribution} && CPAN->_perl_fingerprint($c->{perl})) {
+ my $key = $c->{distribution}{ID};
+ for my $k (keys %{$c->{distribution}}) {
+ if ($c->{distribution}{$k}
+ && ref $c->{distribution}{$k}
+ && UNIVERSAL::isa($c->{distribution}{$k},"CPAN::Distrostatus")) {
+ $c->{distribution}{$k}{COMMANDID} = $i - @candidates;
+ }
+ }
+
+ #we tried to restore only if element already
+ #exists; but then we do not work with metadata
+ #turned off.
+ my $do
+ = $CPAN::META->{readwrite}{'CPAN::Distribution'}{$key}
+ = $c->{distribution};
+ for my $skipper (qw(
+ badtestcnt
+ configure_requires_later
+ configure_requires_later_for
+ force_update
+ later
+ later_for
+ notest
+ should_report
+ sponsored_mods
+ prefs
+ negative_prefs_cache
+ )) {
+ delete $do->{$skipper};
+ }
+ if ($do->can("tested_ok_but_not_installed")) {
+ if ($do->tested_ok_but_not_installed) {
+ $CPAN::META->is_tested($do->{build_dir},$do->{make_test}{TIME});
+ } else {
+ next DISTRO;
+ }
+ }
+ $restored++;
+ }
+ $i++;
+ while (($painted/76) < ($i/@candidates)) {
+ $CPAN::Frontend->myprint(".");
+ $painted++;
+ }
+ }
+ my $took = CPAN::FTP::_mytime() - $start;
+ $CPAN::Frontend->myprint(sprintf(
+ "DONE\nRestored the state of %s (in %.4f secs)\n",
+ $restored || "none",
+ $took,
+ ));
+}
+
+
+#-> sub CPAN::Index::reload_x ;
+sub reload_x {
+ my($cl,$wanted,$localname,$force) = @_;
+ $force |= 2; # means we're dealing with an index here
+ CPAN::HandleConfig->load; # we should guarantee loading wherever
+ # we rely on Config XXX
+ $localname ||= $wanted;
+ my $abs_wanted = File::Spec->catfile($CPAN::Config->{'keep_source_where'},
+ $localname);
+ if (
+ -f $abs_wanted &&
+ -M $abs_wanted < $CPAN::Config->{'index_expire'} &&
+ !($force & 1)
+ ) {
+ my $s = $CPAN::Config->{'index_expire'} == 1 ? "" : "s";
+ $cl->debug(qq{$abs_wanted younger than $CPAN::Config->{'index_expire'} }.
+ qq{day$s. I\'ll use that.});
+ return $abs_wanted;
+ } else {
+ $force |= 1; # means we're quite serious about it.
+ }
+ return CPAN::FTP->localize($wanted,$abs_wanted,$force);
+}
+
+#-> sub CPAN::Index::rd_authindex ;
+sub rd_authindex {
+ my($cl, $index_target) = @_;
+ return unless defined $index_target;
+ return if CPAN::_sqlite_running();
+ my @lines;
+ $CPAN::Frontend->myprint("Going to read '$index_target'\n");
+ local(*FH);
+ tie *FH, 'CPAN::Tarzip', $index_target;
+ local($/) = "\n";
+ local($_);
+ push @lines, split /\012/ while <FH>;
+ my $i = 0;
+ my $painted = 0;
+ foreach (@lines) {
+ my($userid,$fullname,$email) =
+ m/alias\s+(\S+)\s+\"([^\"\<]*)\s+\<(.*)\>\"/;
+ $fullname ||= $email;
+ if ($userid && $fullname && $email) {
+ my $userobj = $CPAN::META->instance('CPAN::Author',$userid);
+ $userobj->set('FULLNAME' => $fullname, 'EMAIL' => $email);
+ } else {
+ CPAN->debug(sprintf "line[%s]", $_) if $CPAN::DEBUG;
+ }
+ $i++;
+ while (($painted/76) < ($i/@lines)) {
+ $CPAN::Frontend->myprint(".");
+ $painted++;
+ }
+ return if $CPAN::Signal;
+ }
+ $CPAN::Frontend->myprint("DONE\n");
+}
+
+sub userid {
+ my($self,$dist) = @_;
+ $dist = $self->{'id'} unless defined $dist;
+ my($ret) = $dist =~ m|(?:\w/\w\w/)?([^/]+)/|;
+ $ret;
+}
+
+#-> sub CPAN::Index::rd_modpacks ;
+sub rd_modpacks {
+ my($self, $index_target) = @_;
+ return unless defined $index_target;
+ return if CPAN::_sqlite_running();
+ $CPAN::Frontend->myprint("Going to read '$index_target'\n");
+ my $fh = CPAN::Tarzip->TIEHANDLE($index_target);
+ local $_;
+ CPAN->debug(sprintf "start[%d]", time) if $CPAN::DEBUG;
+ my $slurp = "";
+ my $chunk;
+ while (my $bytes = $fh->READ(\$chunk,8192)) {
+ $slurp.=$chunk;
+ }
+ my @lines = split /\012/, $slurp;
+ CPAN->debug(sprintf "end[%d]", time) if $CPAN::DEBUG;
+ undef $fh;
+ # read header
+ my($line_count,$last_updated);
+ while (@lines) {
+ my $shift = shift(@lines);
+ last if $shift =~ /^\s*$/;
+ $shift =~ /^Line-Count:\s+(\d+)/ and $line_count = $1;
+ $shift =~ /^Last-Updated:\s+(.+)/ and $last_updated = $1;
+ }
+ CPAN->debug("line_count[$line_count]last_updated[$last_updated]") if $CPAN::DEBUG;
+ if (not defined $line_count) {
+
+ $CPAN::Frontend->mywarn(qq{Warning: Your $index_target does not contain a Line-Count header.
+Please check the validity of the index file by comparing it to more
+than one CPAN mirror. I'll continue but problems seem likely to
+happen.\a
+});
+
+ $CPAN::Frontend->mysleep(5);
+ } elsif ($line_count != scalar @lines) {
+
+ $CPAN::Frontend->mywarn(sprintf qq{Warning: Your %s
+contains a Line-Count header of %d but I see %d lines there. Please
+check the validity of the index file by comparing it to more than one
+CPAN mirror. I'll continue but problems seem likely to happen.\a\n},
+$index_target, $line_count, scalar(@lines));
+
+ }
+ if (not defined $last_updated) {
+
+ $CPAN::Frontend->mywarn(qq{Warning: Your $index_target does not contain a Last-Updated header.
+Please check the validity of the index file by comparing it to more
+than one CPAN mirror. I'll continue but problems seem likely to
+happen.\a
+});
+
+ $CPAN::Frontend->mysleep(5);
+ } else {
+
+ $CPAN::Frontend
+ ->myprint(sprintf qq{ Database was generated on %s\n},
+ $last_updated);
+ $DATE_OF_02 = $last_updated;
+
+ my $age = time;
+ if ($CPAN::META->has_inst('HTTP::Date')) {
+ require HTTP::Date;
+ $age -= HTTP::Date::str2time($last_updated);
+ } else {
+ $CPAN::Frontend->mywarn(" HTTP::Date not available\n");
+ require Time::Local;
+ my(@d) = $last_updated =~ / (\d+) (\w+) (\d+) (\d+):(\d+):(\d+) /;
+ $d[1] = index("Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec", $d[1])/4;
+ $age -= $d[1]>=0 ? Time::Local::timegm(@d[5,4,3,0,1,2]) : 0;
+ }
+ $age /= 3600*24;
+ if ($age > 30) {
+
+ $CPAN::Frontend
+ ->mywarn(sprintf
+ qq{Warning: This index file is %d days old.
+ Please check the host you chose as your CPAN mirror for staleness.
+ I'll continue but problems seem likely to happen.\a\n},
+ $age);
+
+ } elsif ($age < -1) {
+
+ $CPAN::Frontend
+ ->mywarn(sprintf
+ qq{Warning: Your system date is %d days behind this index file!
+ System time: %s
+ Timestamp index file: %s
+ Please fix your system time, problems with the make command expected.\n},
+ -$age,
+ scalar gmtime,
+ $DATE_OF_02,
+ );
+
+ }
+ }
+
+
+ # A necessity since we have metadata_cache: delete what isn't
+ # there anymore
+ my $secondtime = $CPAN::META->exists("CPAN::Module","CPAN");
+ CPAN->debug("secondtime[$secondtime]") if $CPAN::DEBUG;
+ my(%exists);
+ my $i = 0;
+ my $painted = 0;
+ foreach (@lines) {
+ # before 1.56 we split into 3 and discarded the rest. From
+ # 1.57 we assign remaining text to $comment thus allowing to
+ # influence isa_perl
+ my($mod,$version,$dist,$comment) = split " ", $_, 4;
+ unless ($mod && defined $version && $dist) {
+ $CPAN::Frontend->mywarn("Could not split line[$_]\n");
+ next;
+ }
+ my($bundle,$id,$userid);
+
+ if ($mod eq 'CPAN' &&
+ ! (
+ CPAN::Queue->exists('Bundle::CPAN') ||
+ CPAN::Queue->exists('CPAN')
+ )
+ ) {
+ local($^W)= 0;
+ if ($version > $CPAN::VERSION) {
+ $CPAN::Frontend->mywarn(qq{
+ New CPAN.pm version (v$version) available.
+ [Currently running version is v$CPAN::VERSION]
+ You might want to try
+ install CPAN
+ reload cpan
+ to both upgrade CPAN.pm and run the new version without leaving
+ the current session.
+
+}); #});
+ $CPAN::Frontend->mysleep(2);
+ $CPAN::Frontend->myprint(qq{\n});
+ }
+ last if $CPAN::Signal;
+ } elsif ($mod =~ /^Bundle::(.*)/) {
+ $bundle = $1;
+ }
+
+ if ($bundle) {
+ $id = $CPAN::META->instance('CPAN::Bundle',$mod);
+ # Let's make it a module too, because bundles have so much
+ # in common with modules.
+
+ # Changed in 1.57_63: seems like memory bloat now without
+ # any value, so commented out
+
+ # $CPAN::META->instance('CPAN::Module',$mod);
+
+ } else {
+
+ # instantiate a module object
+ $id = $CPAN::META->instance('CPAN::Module',$mod);
+
+ }
+
+ # Although CPAN prohibits same name with different version the
+ # indexer may have changed the version for the same distro
+ # since the last time ("Force Reindexing" feature)
+ if ($id->cpan_file ne $dist
+ ||
+ $id->cpan_version ne $version
+ ) {
+ $userid = $id->userid || $self->userid($dist);
+ $id->set(
+ 'CPAN_USERID' => $userid,
+ 'CPAN_VERSION' => $version,
+ 'CPAN_FILE' => $dist,
+ );
+ }
+
+ # instantiate a distribution object
+ if ($CPAN::META->exists('CPAN::Distribution',$dist)) {
+ # we do not need CONTAINSMODS unless we do something with
+ # this dist, so we better produce it on demand.
+
+ ## my $obj = $CPAN::META->instance(
+ ## 'CPAN::Distribution' => $dist
+ ## );
+ ## $obj->{CONTAINSMODS}{$mod} = undef; # experimental
+ } else {
+ $CPAN::META->instance(
+ 'CPAN::Distribution' => $dist
+ )->set(
+ 'CPAN_USERID' => $userid,
+ 'CPAN_COMMENT' => $comment,
+ );
+ }
+ if ($secondtime) {
+ for my $name ($mod,$dist) {
+ # $self->debug("exists name[$name]") if $CPAN::DEBUG;
+ $exists{$name} = undef;
+ }
+ }
+ $i++;
+ while (($painted/76) < ($i/@lines)) {
+ $CPAN::Frontend->myprint(".");
+ $painted++;
+ }
+ return if $CPAN::Signal;
+ }
+ $CPAN::Frontend->myprint("DONE\n");
+ if ($secondtime) {
+ for my $class (qw(CPAN::Module CPAN::Bundle CPAN::Distribution)) {
+ for my $o ($CPAN::META->all_objects($class)) {
+ next if exists $exists{$o->{ID}};
+ $CPAN::META->delete($class,$o->{ID});
+ # CPAN->debug("deleting ID[$o->{ID}] in class[$class]")
+ # if $CPAN::DEBUG;
+ }
+ }
+ }
+}
+
+#-> sub CPAN::Index::rd_modlist ;
+sub rd_modlist {
+ my($cl,$index_target) = @_;
+ return unless defined $index_target;
+ return if CPAN::_sqlite_running();
+ $CPAN::Frontend->myprint("Going to read '$index_target'\n");
+ my $fh = CPAN::Tarzip->TIEHANDLE($index_target);
+ local $_;
+ my $slurp = "";
+ my $chunk;
+ while (my $bytes = $fh->READ(\$chunk,8192)) {
+ $slurp.=$chunk;
+ }
+ my @eval2 = split /\012/, $slurp;
+
+ while (@eval2) {
+ my $shift = shift(@eval2);
+ if ($shift =~ /^Date:\s+(.*)/) {
+ if ($DATE_OF_03 eq $1) {
+ $CPAN::Frontend->myprint("Unchanged.\n");
+ return;
+ }
+ ($DATE_OF_03) = $1;
+ }
+ last if $shift =~ /^\s*$/;
+ }
+ push @eval2, q{CPAN::Modulelist->data;};
+ local($^W) = 0;
+ my($compmt) = Safe->new("CPAN::Safe1");
+ my($eval2) = join("\n", @eval2);
+ CPAN->debug(sprintf "length of eval2[%d]", length $eval2) if $CPAN::DEBUG;
+ my $ret = $compmt->reval($eval2);
+ Carp::confess($@) if $@;
+ return if $CPAN::Signal;
+ my $i = 0;
+ my $until = keys(%$ret);
+ my $painted = 0;
+ CPAN->debug(sprintf "until[%d]", $until) if $CPAN::DEBUG;
+ for (keys %$ret) {
+ my $obj = $CPAN::META->instance("CPAN::Module",$_);
+ delete $ret->{$_}{modid}; # not needed here, maybe elsewhere
+ $obj->set(%{$ret->{$_}});
+ $i++;
+ while (($painted/76) < ($i/$until)) {
+ $CPAN::Frontend->myprint(".");
+ $painted++;
+ }
+ return if $CPAN::Signal;
+ }
+ $CPAN::Frontend->myprint("DONE\n");
+}
+
+#-> sub CPAN::Index::write_metadata_cache ;
+sub write_metadata_cache {
+ my($self) = @_;
+ return unless $CPAN::Config->{'cache_metadata'};
+ return if CPAN::_sqlite_running();
+ return unless $CPAN::META->has_usable("Storable");
+ my $cache;
+ foreach my $k (qw(CPAN::Bundle CPAN::Author CPAN::Module
+ CPAN::Distribution)) {
+ $cache->{$k} = $CPAN::META->{readonly}{$k}; # unsafe meta access, ok
+ }
+ my $metadata_file = File::Spec->catfile($CPAN::Config->{cpan_home},"Metadata");
+ $cache->{last_time} = $LAST_TIME;
+ $cache->{DATE_OF_02} = $DATE_OF_02;
+ $cache->{PROTOCOL} = PROTOCOL;
+ $CPAN::Frontend->myprint("Going to write $metadata_file\n");
+ eval { Storable::nstore($cache, $metadata_file) };
+ $CPAN::Frontend->mywarn($@) if $@; # ?? missing "\n" after $@ in mywarn ??
+}
+
+#-> sub CPAN::Index::read_metadata_cache ;
+sub read_metadata_cache {
+ my($self) = @_;
+ return unless $CPAN::Config->{'cache_metadata'};
+ return if CPAN::_sqlite_running();
+ return unless $CPAN::META->has_usable("Storable");
+ my $metadata_file = File::Spec->catfile($CPAN::Config->{cpan_home},"Metadata");
+ return unless -r $metadata_file and -f $metadata_file;
+ $CPAN::Frontend->myprint("Going to read '$metadata_file'\n");
+ my $cache;
+ eval { $cache = Storable::retrieve($metadata_file) };
+ $CPAN::Frontend->mywarn($@) if $@; # ?? missing "\n" after $@ in mywarn ??
+ if (!$cache || !UNIVERSAL::isa($cache, 'HASH')) {
+ $LAST_TIME = 0;
+ return;
+ }
+ if (exists $cache->{PROTOCOL}) {
+ if (PROTOCOL > $cache->{PROTOCOL}) {
+ $CPAN::Frontend->mywarn(sprintf("Ignoring Metadata cache written ".
+ "with protocol v%s, requiring v%s\n",
+ $cache->{PROTOCOL},
+ PROTOCOL)
+ );
+ return;
+ }
+ } else {
+ $CPAN::Frontend->mywarn("Ignoring Metadata cache written ".
+ "with protocol v1.0\n");
+ return;
+ }
+ my $clcnt = 0;
+ my $idcnt = 0;
+ while(my($class,$v) = each %$cache) {
+ next unless $class =~ /^CPAN::/;
+ $CPAN::META->{readonly}{$class} = $v; # unsafe meta access, ok
+ while (my($id,$ro) = each %$v) {
+ $CPAN::META->{readwrite}{$class}{$id} ||=
+ $class->new(ID=>$id, RO=>$ro);
+ $idcnt++;
+ }
+ $clcnt++;
+ }
+ unless ($clcnt) { # sanity check
+ $CPAN::Frontend->myprint("Warning: Found no data in $metadata_file\n");
+ return;
+ }
+ if ($idcnt < 1000) {
+ $CPAN::Frontend->myprint("Warning: Found only $idcnt objects ".
+ "in $metadata_file\n");
+ return;
+ }
+ $CPAN::META->{PROTOCOL} ||=
+ $cache->{PROTOCOL}; # reading does not up or downgrade, but it
+ # does initialize to some protocol
+ $LAST_TIME = $cache->{last_time};
+ $DATE_OF_02 = $cache->{DATE_OF_02};
+ $CPAN::Frontend->myprint(" Database was generated on $DATE_OF_02\n")
+ if defined $DATE_OF_02; # An old cache may not contain DATE_OF_02
+ return;
+}
+
+1;