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# Requirements Doc - just to get ordering info
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#
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# Interface
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# ---------
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# new(ActiveStore,url[,arch]) : new requirements doc
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# setup(toolbox): set up the requirements into the specified toolbox object
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# download(toolbox) : download description files (into toolbox cache)
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# tools() : Return list of ALL requirements (ordered)
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# selectedtools() : Return list of only those tools selected
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# version(tool) : return the version of a given tool
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# toolurl(tool) : return the url of a given tool
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# getreqforarch(arch) : Return a RequirementsObject corresponding to the
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# specified architecture
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# toolcomment(tool,version) : return the comment string for the specified tool
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# distributionurl(tool,version) : return the dist info url for the tool
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package BuildSystem::Requirements;
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use ActiveDoc::ActiveDoc;
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use Utilities::Verbose;
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require 5.004;
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@ISA=qw(Utilities::Verbose);
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sub new
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{
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my $class=shift;
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my $self={};
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bless $self, $class;
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$self->{dbstore}=shift;
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$self->{file}=shift;
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$self->{cache}=$self->{dbstore}->cache();
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if ( @_ )
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{
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$self->arch(shift);
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}
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$self->verbose("Initialising a new Requirements Doc");
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$self->{mydocversion}="2.0";
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# Counter for downloaded tools: zero it here. It will
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# be auto-incremented as each tool is selected:
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$self->{selectcounter}=0;
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$self->{Arch}=1;
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push @{$self->{ARCHBLOCK}}, $self->{Arch};
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$self->init($self->{file});
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return $self;
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}
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sub toolmanager
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{
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my $self=shift;
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@_ ? $self->{toolmanagerobject} = shift
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: $self->{toolmanagerobject};
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}
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sub configversion
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{
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my $self=shift;
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@_ ? $self->{configversion} = shift
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: $self->{configversion};
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}
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sub url
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{
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my $self=shift;
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if ( @_ )
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{
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$self->{file}=shift;
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}
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return $self->{file};
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}
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sub tools
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{
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my $self=shift;
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return @{$self->{tools}};
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}
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sub toolcomment
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{
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my $self=shift;
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my $tool=shift;
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my $version=shift;
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return $self->{reqtext}{$tool}{$version};
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}
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sub distributionurl
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{
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my $self=shift;
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my $tool=shift;
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my $version=shift;
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return ( defined $self->{dist}{$tool}{$version})?
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$self->{dist}{$tool}{$version}:undef;
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}
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sub version
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{
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my $self=shift;
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my $tool=shift;
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return $self->{'version'}{$tool};
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}
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sub toolurl
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{
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my $self=shift;
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my $tool=shift;
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return $self->{'url'}{$tool};
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}
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sub init
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{
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my $self=shift;
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my $url=shift;
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my $switch=ActiveDoc::ActiveDoc->new($self->{dbstore});
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$switch->verbosity($self->verbosity());
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$switch->url($url);
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$switch->newparse("ordering");
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$switch->addbasetags("ordering");
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$switch->addtag("ordering","Architecture",
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\&Arch_Start,$self,
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"", $self,
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\&Arch_End, $self);
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$switch->addtag("ordering","select",
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\&select_start,$self,
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"", $self,
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"", $self);
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$switch->grouptag("Architecture","ordering");
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$switch->addtag("ordering","require",
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\&require_start,$self,
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\&require_text, $self,
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\&require_end, $self);
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$self->{reqcontext}=0;
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$self->{switch}=$switch;
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undef $self->{restrictstack};
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@{$self->{tools}}=();
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my($doctype,$docversion)=$switch->doctype();
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# -- for backwards compatability only parse if we have a docversion
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# defined:
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if ( defined $docversion )
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{
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if ($docversion eq $self->{mydocversion})
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{
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@{$self->{ArchStack}}=();
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$self->verbose("Initial Document Parse");
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$self->{switch}->parse("ordering");
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# Set the config version. If there isn't a version, it means that we
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# have a stand-alone repository for the toolbox, rather than a CVS
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# one. Hence, no CVS tag (== version):
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($switch->{configurl}->param('version') eq '') ?
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$self->configversion("STANDALONE") :
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$self->configversion($switch->{configurl}->param('version'));
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}
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else
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{
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$self->verbose("wrong doc version - not parsing");
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}
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}
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else
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{
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$self->verbose("wrong doc type - not parsing");
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}
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}
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sub arch
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{
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my $self=shift;
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# $self->arch is the SCRAM_ARCH value:
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if ( @_ )
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{
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$self->{arch}=shift;
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}
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else
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{
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if ( ! defined $self->{arch} )
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{
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$self->{arch}="";
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}
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}
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return $self->{arch};
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}
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sub archlist
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{
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my $self=shift;
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return @{$self->{ArchStack}};
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}
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sub getreqforarch
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{
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my $self=shift;
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my $arch=shift;
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if ( ! defined $self->{reqsforarch}{$arch} )
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{
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$self->{reqsforarch}{$arch}=
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BuildSystem::Requirements->new($self->{dbstore},$self->{file},
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$arch);
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}
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return $self->{reqsforarch}{$arch};
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}
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sub download
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{
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my $self=shift;
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my $tool;
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$| = 1; # Unbuffer the output
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print "Downloading tool descriptions....","\n";
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print " ";
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foreach $tool ( $self->tools() )
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{
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print "#";
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$self->verbose("Downloading ".$self->toolurl($tool));
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# get into the cache:
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$self->{switch}->urlget($self->toolurl($tool));
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}
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print "\nDone.","\n";
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# So now add the list of downloaded tools, and which were
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# selected, to tool cache:
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print "Tool info cached locally.","\n","\n";
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# Now copy required info from this object to ToolManager (ToolCache):
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$self->toolmanager()->downloadedtools($self->{tools});
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$self->toolmanager()->defaultversions($self->{version});
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$self->toolmanager()->toolurls($self->{url});
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$self->toolmanager()->selected($self->{selected});
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}
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sub _autoselect
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{
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my $self=shift;
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if ( @_ )
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{
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$self->{autoselect}=shift;
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}
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# -- default is true
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return ((defined $self->{autoselect})?$self->{autoselect}:1);
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}
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sub require_start
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{
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my $self=shift;
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my $name=shift;
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my $hashref=shift;
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$self->{switch}->checktag( $name, $hashref, 'version');
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$self->{switch}->checktag( $name, $hashref, 'name');
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$self->{switch}->checktag( $name, $hashref, 'url');
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if ( $self->{reqcontext} == 1 )
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{
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$self->{switch}->parseerror(
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"Open new $name context without previous </$name>");
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}
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$self->{reqcontext}=1;
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$$hashref{'name'}=~tr[A-Z][a-z];
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# Add protection so that architecture tags are obeyed during download:
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if ( $self->{Arch} )
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{
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# Add tool to the tool array:
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push @{$self->{tools}}, $$hashref{'name'};
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# If the tool already has an entry, modify the version string to
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# include both versions. The versions can later be separated and
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# parsed as normal:
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if (defined $self->{version}{$$hashref{'name'}})
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{
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# Don't need an extra entry for this tool onto tool array:
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pop @{$self->{tools}}, $$hashref{'name'};
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# Modify the version string to append the other tool version.
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# Separate using a colon:
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my $newversion=$self->{version}{$$hashref{'name'}}.":".$$hashref{'version'};
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$self->{version}{$$hashref{'name'}}=$newversion;
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}
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else
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{
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$self->{version}{$$hashref{'name'}}=$$hashref{'version'};
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}
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# -- make sure the full url is taken
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my $urlobj=$self->{switch}->expandurl($$hashref{'url'});
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$self->{url}{$$hashref{'name'}}=$urlobj->url();
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$self->{creqtool}=$$hashref{'name'};
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$self->{creqversion}=$$hashref{'version'};
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$self->{reqtext}{$self->{creqtool}}{$self->{creqversion}}="";
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}
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}
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sub require_text
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{
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my $self=shift;
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my $name=shift;
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my $string=shift;
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chomp $string;
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$self->{reqtext}{$self->{creqtool}}{$self->{creqversion}}=
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$self->{reqtext}{$self->{creqtool}}{$self->{creqversion}}.
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$string;
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}
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sub require_end
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{
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my $self=shift;
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my $name=shift;
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if ( $self->{reqcontext} != 1 )
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{
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$self->{switch}->parseerror("No matching tag for </$name>");
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}
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else
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{
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$self->{reqcontext}=0;
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}
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}
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sub select_start
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{
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my $self=shift;
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my $name=shift;
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my $hashref=shift;
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$self->{switch}->checktag( $name, $hashref, 'name');
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$$hashref{'name'}=~tr[A-Z][a-z];
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if ( $self->{Arch} )
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{
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$self->verbose("Selecting ".$$hashref{'name'});
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# Increment counter:
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$self->{selectcounter}++;
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$self->{selected}{$$hashref{'name'}}=$self->{selectcounter};
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}
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}
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sub Arch_Start
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{
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my $self=shift;
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my $name=shift;
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my $hashref=shift;
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# Check the architecture tag:
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$self->{switch}->checktag($name, $hashref,'name');
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( ($self->arch()=~/$$hashref{name}.*/) )? ($self->{Arch}=1)
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: ($self->{Arch}=0);
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$self->verbose(($self->{Arch}?"OK":"skipping")." ".$$hashref{name});
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push @{$self->{ARCHBLOCK}}, $self->{Arch};
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push @{$self->{ArchStack}}, $$hashref{'name'};
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}
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sub Arch_End
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{
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my $self=shift;
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my $name=shift;
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pop @{$self->{ARCHBLOCK}};
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$self->{Arch}=$self->{ARCHBLOCK}[$#{$self->{ARCHBLOCK}}];
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}
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sub disttag
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{
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my $self=shift;
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my $name=shift;
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my $hashref=shift;
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if ( exists $$hashref{'url'} )
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{
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$self->{dist}{$self->{creqtool}}{$self->{creqversion}}=
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$$hashref{'url'};
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}
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}
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