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williamc |
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# Bootstrap file parser
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#
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# Interface
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# ---------
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# new(cache,installbase) : a new bootstrapper
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# boot(url[,devareaname]) : boot up a new project , return the ConfigArea
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package Configuration::BootStrapProject;
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use ActiveDoc::SimpleURLDoc;
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use URL::URLhandler;
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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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my $self={};
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bless $self, $class;
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$self->{cache}=shift;
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$self->{baselocation}=shift;
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$self->{mydoctype}="Configuration::BootStrapProject";
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$self->{mydocversion}="1.0";
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$self->{Arch}=1;
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push @{$self->{ARCHBLOCK}}, $self->{Arch};
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return $self;
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}
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sub _initswitcher {
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my $self=shift;
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my $switch=ActiveDoc::SimpleURLDoc->new($self->{cache});
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my $parse="boot";
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$switch->newparse($parse);
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$switch->addbasetags($parse);
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$switch->addtag($parse,"RequirementsDoc", \&ReqDoc_start, $self,
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\&print_text, $self,
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\&ReqDoc_end, $self);
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$switch->addtag($parse,"config", \&Config_start, $self,
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"", $self,
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"", $self);
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$switch->addtag($parse,"project", \&Project_start, $self,
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\&print_text, $self,
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\&Project_end, $self);
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$switch->addtag($parse,"download", \&GetToTop_start, $self,
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\&print_text, $self,
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"", $self);
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$self->{switch}=$switch;
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}
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sub boot {
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my $self=shift;
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my $url=shift;
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# -- override directory name
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if ( @_ ) {
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$self->{devareaname}=shift;
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}
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else {
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$self->{devareaname}="";
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}
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# -- initialise file parser
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$self->_initswitcher();
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my ($fullurl,$filename)=$self->{switch}->urldownload($url);
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$self->{switch}->filetoparse($filename);
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# -- document version check
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my ($doctype,$docversion)=$self->{switch}->doctype();
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if ( ( $doctype ne $self->{mydoctype}) &&
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( $docversion ne $self->{mydocversion}) ) {
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$self->{switch}->parseerror("Can Only process documents of type ".
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$self->{mydoctype}." version ".$self->{mydocversion}.
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"\nAre you sure you are using the correct scram version?");
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}
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$self->{switch}->parse("boot");
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return $self->{area};
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}
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# --- Tag Routines
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sub print_text {
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my $self=shift;
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my $name=shift;
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my @text=shift;
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print "@text\n";
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}
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sub Project_start {
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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, $hashref, 'name');
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$self->{switch}->checktag($name, $hashref, 'version');
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print "Installing Project $$hashref{'name'} ".
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"Version $$hashref{'version'}\n";
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$self->{area}=Configuration::ConfigArea->new();
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$self->{area}->name($$hashref{'name'});
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$self->{area}->version($$hashref{'version'});
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$self->{area}->setup($self->{baselocation});
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# new urlhandler based on area cache
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$self->{switch}->cache($self->{area}->cache());
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}
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sub Project_end {
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my $self=shift;
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$self->{area}->save();
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}
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# Set where the project specific configuration files live for the project
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sub Config_start {
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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, "dir");
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$$hashref{'dir'}=~s/`//g;
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$self->{area}->configurationdir($$hashref{'dir'});
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}
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sub ReqDoc_start {
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my $self=shift;
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my $name=shift;
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my $hashref=shift;
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my ($filename,$fullurl);
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if ( exists $$hashref{'url'} ) {
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# -- download into our cache
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($fullurl,$filename)=$self->{switch}->urlget($$hashref{'url'});
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}
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else {
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$self->{switch}->checktag($name, $hashref, "name");
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$filename=$$hashref{'name'};
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}
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$self->{area}->requirementsdoc($filename);
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}
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sub GetToTop_start {
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my $self=shift;
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my $name=shift;
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my $hashref=shift;
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$self->{switch}->checktag($name, $hashref, "url");
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$self->{switch}->checktag($name, $hashref, "name");
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# -- download into top directory
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my ($fullurl,$filename)=$self->{switch}->urlget($$hashref{'url'},
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$self->{area}->location()."/".$$hashref{'name'});
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}
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