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#
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# ScramFunctions.pm
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#
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# Written by Christopher Williams
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#
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# Description
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#
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# Interface
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# ---------
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# new() : A new ScramCommands object
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# project(urlstring,dir[,areaname]): Create a project from the given url file
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# return the area
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# satellite(name,version,installdirectory[,areaname]): create a satellite
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# project from the specified name version
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# addareatoDB(ConfigArea[,name[,version]]) : add area to the db
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# globalcache([cachedirectory])) : return the global cache object/set at dir.
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# scramprojectdb() : return the scram project DB object
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# areatoolbox(ConfigArea) : return the toolbox of the specified area
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# setuptoolsinarea($area[,$toolname[,$toolversion[,toolfile]) : setup
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package Scram::ScramFunctions;
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use URL::URLcache;
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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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my $class=shift;
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$self={};
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bless $self, $class;
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# -- default settings
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$self->{cachedir}=$ENV{HOME}."/.SCRAM/globalcache";
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$self->{scramprojectsdbdir}=$ENV{SCRAM_LOOKUPDB};
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return $self;
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}
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sub project {
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my $self=shift;
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my $url=shift;
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my $installarea=shift;
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my $areaname="";
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if ( @_ ) {
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$areaname=shift;
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}
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require Configuration::BootStrapProject;
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my $bs=Configuration::BootStrapProject->
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new($self->globalcache(),$installarea);
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my $area=$bs->boot($url,$areaname);
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# -- download all tool description files
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my $req=$self->arearequirements($area);
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if ( defined $req ) {
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$req->download($self->areatoolbox($area));
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}
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return $area;
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}
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sub setuptoolsinarea {
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my $self=shift;
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my $area=shift;
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# -- initialise
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$self->_allprojectinitsearcher();
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# -- create a new toolbox object
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my $toolbox=$self->areatoolbox($area);
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$toolbox->searcher($self->_projsearcher());
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if ( @_ ) {
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# -- specific tool specified
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if ( my $rv=$toolbox->toolsetup(@_) ) {
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if ( $rv eq 1 ) {
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print "Unknown tool $toolname @ARGV\n";
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exit 1;
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}
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}
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}
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else {
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# -- setup all tools specified in the requirements doc
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my $reqs=$self->arearequirements($area);
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$self->verbose("Setup ToolBox from Requirements doc ($reqs)");
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$reqs->setup($toolbox);
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}
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}
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sub satellite {
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my $self=shift;
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my $name=shift;
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my $version=shift;
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my $installarea=shift;
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my $areaname="";
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if ( @_ ) {
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$areaname=shift;
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}
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# -- look up scram database for location
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my $relarea=$self->_lookupareaindb($name,$version);
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if ( ! defined $relarea ) {
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$self->error("Unable to Find Project $name $version");
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}
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# -- create satellite
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my $area=$relarea->satellite($installarea,$areaname);
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# -- copy setup info
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$relarea->copysetup($area->location());
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# -- copy configuration directory
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if ( ! -d $area->location()."/".$area->configurationdir() ) {
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use Utilities::AddDir;
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AddDir::copydir($relarea->location()."/".$relarea->configurationdir(),
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$area->location()."/".$area->configurationdir() );
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}
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# -- copy RequirementsDoc
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if ( ! -f $area->requirementsdoc() ) {
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copy( $relarea->requirementsdoc() , $area->requirementsdoc());
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}
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return $area;
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}
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sub addareatoDB {
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my $self=shift;
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my $area=shift;
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my $tagname=shift;
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my $version=shift;
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# -- create defaults if necessary
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if ( (! defined $version) || ( $version eq "") ) {
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$version=$area->version();
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}
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if ( (! defined $tagname) || ( $tagname eq "") ) {
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$tagname=$area->name();
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}
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# -- Add to the DB
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$self->scramprojectdb()->addarea($tagname,$version,$area);
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}
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sub globalcache {
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my $self=shift;
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if ( @_ ) {
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$self->{cachedir}=shift;
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}
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if ( ! defined $self->{globalcache} ) {
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$self->{globalcache}=URL::URLcache->new($self->{cachedir});
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}
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return $self->{globalcache};
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}
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sub scramprojectdb {
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my $self=shift;
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if ( @_ ) {
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$self->{scramprojectsdbdir}=shift;
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}
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if ( ! defined $self->{scramprojectsdb} ) {
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require Scram::ScramProjectDB;
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$self->{scramprojectsdb}=Scram::ScramProjectDB->new(
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$self->{scramprojectsdbdir} );
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$self->{scramprojectsdb}->verbosity($self->verbosity());
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}
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return $self->{scramprojectsdb};
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}
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sub areatoolbox {
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my $self=shift;
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my $area=shift;
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my $name=$area->location();
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if ( ! defined $self->{toolboxes}{$name} ) {
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# -- create a new toolbox object
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require BuildSystem::ToolBox;
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$self->{toolboxes}{$name}=BuildSystem::ToolBox->new($area);
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$self->{toolboxes}{$name}->verbosity($self->verbosity());
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}
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return $self->{toolboxes}{$name};
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}
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sub arearequirements {
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my $self=shift;
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my $area=shift;
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my $name=$area->location();
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if ( ! defined $self->{requirements}{$name} ) {
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# -- create a new toolbox object
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require BuildSystem::Requirements;
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my $doc=$area->requirementsdoc();
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my $cache=$area->cache();
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$self->{requirements}{$name}=
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BuildSystem::Requirements->new($doc,$cache);
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$self->{requirements}{$name}->verbosity($self->verbosity());
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$self->verbose("Requirements Doc (".$self->{requirements}{$name}.
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") for area :\n $name\n initiated from $doc");
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}
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else {
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$self->verbose("Requirements Doc (".$self->{requirements}{$name}.")");
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}
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return $self->{requirements}{$name};
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}
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# -------------- Support Routines ------------------------------
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sub _allprojectinitsearcher {
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if ( ! defined $self->{projsearcher} ) {
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my $search=_projsearcher();
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foreach $proj ( $self->scramprojectdb()->list() ) {
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$search->addproject($$proj[0],$$proj[1]);
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}
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}
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}
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sub _projsearcher {
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if ( ! defined $self->{projsearcher} ) {
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require Scram::ProjectSearcher;
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$self->{projsearcher}=Scram::ProjectSearcher->new(
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$self->scramprojectdb());
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}
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return $self->{projsearcher};
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}
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sub _lookupareaindb {
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my $self=shift;
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my $area=undef;
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# -- Look up the area in the databse
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my @areas=$self->scramprojectdb()->getarea(@_);
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if ( $#areas > 0 ) { #ambigous
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# could ask user - for now just error
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$self->error("Ambigous request - please be more specific");
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}
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elsif ( $#areas != 0 ) { #not found
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$self->error("The project requested has not been found");
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}
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else {
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$area=$areas[0];
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}
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return $area;
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}
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