src/BuildSystem/Requirements.pm

# Requirements Doc - just to get ordering info
#
# Interface
# ---------
# new(ActiveStore,url[,arch])     : new requirements doc
# setup(toolbox): set up the requirements into the specified toolbox object
# download(toolbox)    : download description files (into toolbox cache)
# tools()       : Return list of ALL requirements (ordered)
# selectedtools() : Return list of only those tools selected
# version(tool) : return the version of a given tool
# toolurl(tool)     : return the url of a given tool
# getreqforarch(arch) : Return a RequirementsObject corresponding to the
#                       specified architecture
# toolcomment(tool,version) : return the comment string for the specified tool
# distributionurl(tool,version) : return the dist info url for the tool

package BuildSystem::Requirements;
use ActiveDoc::ActiveDoc;
use Utilities::Verbose;

require 5.004;
@ISA=qw(Utilities::Verbose);

sub new {
        my $class=shift;
        my $self={};
        bless $self, $class;
        $self->{dbstore}=shift;
        $self->{file}=shift;
        $self->{cache}=$self->{dbstore}->cache();
        if ( @_ ) {
          $self->arch(shift);
        }
        $self->verbose("Initialising a new Requirements Doc");
        $self->{mydocversion}="2.0";
        $self->{Arch}=1;
        push @{$self->{ARCHBLOCK}}, $self->{Arch};
        $self->init($self->{file});
        return $self;
}

sub url {
        my $self=shift;
        if ( @_ ) {
          $self->{file}=shift;
        }
        return $self->{file}
}

sub setup {
        my $self=shift;
        my $toolbox=shift;

        my $tool;
        foreach $tool ( $self->selectedtools() ) {
          $self->verbose("Setting Up Tool $tool");
          $toolbox->toolsetup($tool, $self->version($tool), $self->toolurl($tool));
        }
}

sub tools {
        my $self=shift;
        return @{$self->{tools}};
}

sub selectedtools {
        my $self=shift;
        my @toollist=();
        foreach $tool (  @{$self->{tools}} ) {
          if ( $self->{selected}{$tool} == 1 ) {
                push @toollist, $tool;
          }
        }
        return @toollist;
}

sub toolcomment {
        my $self=shift;
        my $tool=shift;
        my $version=shift;

        return $self->{reqtext}{$tool}{$version};
}

sub distributionurl {
        my $self=shift;
        my $tool=shift;
        my $version=shift;

        return ( defined $self->{dist}{$tool}{$version})?
                        $self->{dist}{$tool}{$version}:undef;
}

sub version {
        my $self=shift;
        my $tool=shift;
        return $self->{'version'}{$tool};
}

sub toolurl {
        my $self=shift;
        my $tool=shift;
        return $self->{'url'}{$tool};
}

sub init {
        my $self=shift;
        my $url=shift;

        my $switch=ActiveDoc::ActiveDoc->new($self->{dbstore});
        $switch->verbosity($self->verbosity());
        $switch->url($url);
        $switch->newparse("ordering");
        $switch->addbasetags("ordering");
        $switch->addtag("ordering","Architecture",
                                        \&Arch_Start,$self,
                                        "", $self,
                                        \&Arch_End, $self);
        $switch->addtag("ordering","Restrict",
                                        \&Restrict_start,$self,
                                        "", $self,
                                        \&Restrict_end, $self);
        $switch->addtag("ordering","deselect",
                                        \&deselect_start,$self,
                                        "", $self,
                                        "", $self);
        $switch->addtag("ordering","select",
                                        \&select_start,$self,
                                        "", $self,
                                        "", $self);
        $switch->addtag("ordering","distribution",
                                        \&disttag,$self);
        $switch->grouptag("Architecture","ordering");
        $switch->addtag("ordering","require",
                                        \&require_start,$self,
                                        \&require_text, $self,
                                        \&require_end, $self);

        $self->{reqcontext}=0;
        $self->{switch}=$switch;
        undef $self->{restrictstack};
        @{$self->{tools}}=();
        
        my($doctype,$docversion)=$switch->doctype();
        # -- for backwards compatability only parse if we have a docversion
        #    defined
        if ( defined $docversion ) { 
          if ( $docversion eq $self->{mydocversion} ) {
            @{$self->{ArchStack}}=();
            $self->verbose("Initial Document Parse");
            $self->{switch}->parse("ordering");
          }
          else {
            $self->verbose("wrong doc version - not parsing");
          }
        }
        else {
          $self->verbose("wrong doc type - not parsing");
        }
}

sub arch {
        my $self=shift;
        if ( @_ ) {
          $self->{arch}=shift
        }
        else {
          if ( ! defined $self->{arch} ) {
            $self->{arch}="";
          }
        }
        return $self->{arch};
}

sub archlist {
        my $self=shift;
        return @{$self->{ArchStack}};
}

sub getreqforarch {
        my $self=shift;
        my $arch=shift;

        if ( ! defined $self->{reqsforarch}{$arch} ) {
          $self->{reqsforarch}{$arch}=
                BuildSystem::Requirements->new($self->{dbstore},$self->{file},
                                                $arch);
        }
        return $self->{reqsforarch}{$arch};
}


sub download {
        my $self=shift;

        my $tool;
        foreach $tool ( $self->tools() ) {
          $self->verbose("Downloading ".$self->toolurl($tool));
          # get into the cache
          $self->{switch}->urlget($self->toolurl($tool));
        }
}

sub _autoselect {
        my $self=shift;
        if ( @_ ) {
          $self->{autoselect}=shift;
        }
        # -- default is true
        return ((defined $self->{autoselect})?$self->{autoselect}:1);
}

# ---- Tag routines 

sub Restrict_start {
        my $self=shift;
        my $name=shift;
        my $hashref=shift;

        $self->{switch}->checktag( $name, $hashref, 'autoselect');
        if ( $self->{Arch} ) {
        # -- create selection state stack
        push @{$self->{restrictstack}}, $self->_autoselect();
        $self->_autoselect(
                (($$hashref{'autoselect'}=~/true/i)?1:0));
        }
}

sub Restrict_end {
        my $self=shift;
        my $name=shift;

        if ( $self->{Arch} ) {
        if ( $#{$self->{restrictstack}} >= 0 ) {
          $self->_autoselect(pop @{$self->{restrictstack}});
        }
        else {
          $self->{switch}->parseerror("Unmatched </$name>");
        }
        }
}

sub require_start {
        my $self=shift;
        my $name=shift;
        my $hashref=shift;
        
        $self->{switch}->checktag( $name, $hashref, 'version');
        $self->{switch}->checktag( $name, $hashref, 'name');
        $self->{switch}->checktag( $name, $hashref, 'url');

        if ( $self->{reqcontext} == 1 ) {
          $self->{switch}->parseerror(
                "Open new $name conext without previous </$name>");
        }
        $self->{reqcontext}=1;
        $$hashref{'name'}=~tr[A-Z][a-z];
        push @{$self->{tools}}, $$hashref{'name'};
        $self->{version}{$$hashref{'name'}}=$$hashref{'version'};
        # -- make sure the full url is taken
        my $urlobj=$self->{switch}->expandurl($$hashref{'url'});
        $self->{url}{$$hashref{'name'}}=$urlobj->url();

        # -- selection
        if ( $self->{Arch} ) {
          if ( $self->_autoselect() ) {
             $self->{selected}{$$hashref{'name'}}=1;
          }
          else {
             $self->{selected}{$$hashref{'name'}}=0;
          }
        }
        $self->{creqtool}=$$hashref{'name'};
        $self->{creqversion}=$$hashref{'version'};
        $self->{reqtext}{$self->{creqtool}}{$self->{creqversion}}="";
}

sub require_text {
        my $self=shift;
        my $name=shift;
        my $string=shift;

        chomp $string;
        $self->{reqtext}{$self->{creqtool}}{$self->{creqversion}}=
                $self->{reqtext}{$self->{creqtool}}{$self->{creqversion}}.
                $string;
                
}

sub require_end {
        my $self=shift;
        my $name=shift;

        if ( $self->{reqcontext} != 1 ) {
          $self->{switch}->parseerror("No matching tag for </$name>");
        }
        else {
          $self->{reqcontext}=0;
        }
}

sub select_start {
        my $self=shift;
        my $name=shift;
        my $hashref=shift;

        $self->{switch}->checktag( $name, $hashref, 'name');
        $$hashref{'name'}=~tr[A-Z][a-z];
        if ( $self->{Arch} ) {
           $self->verbose("Selecting ".$$hashref{'name'});
           $self->{selected}{$$hashref{'name'}}=1;
        }
}

sub deselect_start {
        my $self=shift;
        my $name=shift;
        my $hashref=shift;

        $self->{switch}->checktag( $name, $hashref, 'name');
        $$hashref{'name'}=~tr[A-Z][a-z];
        if ( $self->{Arch} ) {
           $self->verbose("Deselecting ".$$hashref{'name'});
           $self->{selected}{$$hashref{'name'}}=0;
        }
}

sub Arch_Start {
        my $self=shift;
        my $name=shift;
        my $hashref=shift;

        $self->{switch}->checktag($name, $hashref,'name');
        
        ( ($self->arch()=~/$$hashref{name}.*/) )? ($self->{Arch}=1)
                                                : ($self->{Arch}=0);
        $self->verbose(($self->{Arch}?"OK":"skipping")." ".$$hashref{name});
        push @{$self->{ARCHBLOCK}}, $self->{Arch};
        push @{$self->{ArchStack}}, $$hashref{'name'};
}

sub Arch_End {
        my $self=shift;
        my $name=shift;

        pop @{$self->{ARCHBLOCK}};
        $self->{Arch}=$self->{ARCHBLOCK}[$#{$self->{ARCHBLOCK}}];
}

sub disttag {
        my $self=shift;
        my $name=shift;
        my $hashref=shift;

        if ( exists $$hashref{'url'} ) {
          $self->{dist}{$self->{creqtool}}{$self->{creqversion}}=
                                                        $$hashref{'url'};
        }
}
Revision:	1.4
Committed:	Tue Jul 10 15:04:15 2001 UTC (23 years, 10 months ago) by sashby
Content type:	text/plain
Branch:	MAIN
CVS Tags:	V0_19_0
Changes since 1.3:	+0 -1 lines
Log Message:	Adding recent changes.
#	User	Rev	Content
1	williamc	1.2	# Requirements Doc - just to get ordering info
2			#
3			# Interface
4			# ---------
5			# new(ActiveStore,url[,arch]) : new requirements doc
6			# setup(toolbox): set up the requirements into the specified toolbox object
7			# download(toolbox) : download description files (into toolbox cache)
8			# tools() : Return list of ALL requirements (ordered)
9			# selectedtools() : Return list of only those tools selected
10			# version(tool) : return the version of a given tool
11			# toolurl(tool) : return the url of a given tool
12			# getreqforarch(arch) : Return a RequirementsObject corresponding to the
13			# specified architecture
14			# toolcomment(tool,version) : return the comment string for the specified tool
15			# distributionurl(tool,version) : return the dist info url for the tool
16
17			package BuildSystem::Requirements;
18			use ActiveDoc::ActiveDoc;
19			use Utilities::Verbose;
20
21			require 5.004;
22			@ISA=qw(Utilities::Verbose);
23
24			sub new {
25			my $class=shift;
26			my $self={};
27			bless $self, $class;
28			$self->{dbstore}=shift;
29			$self->{file}=shift;
30			$self->{cache}=$self->{dbstore}->cache();
31			if ( @_ ) {
32			$self->arch(shift);
33			}
34	williamc	1.3	$self->verbose("Initialising a new Requirements Doc");
35	williamc	1.2	$self->{mydocversion}="2.0";
36			$self->{Arch}=1;
37			push @{$self->{ARCHBLOCK}}, $self->{Arch};
38			$self->init($self->{file});
39			return $self;
40			}
41
42			sub url {
43			my $self=shift;
44			if ( @_ ) {
45			$self->{file}=shift;
46			}
47			return $self->{file}
48			}
49
50			sub setup {
51			my $self=shift;
52			my $toolbox=shift;
53
54			my $tool;
55			foreach $tool ( $self->selectedtools() ) {
56			$self->verbose("Setting Up Tool $tool");
57			$toolbox->toolsetup($tool, $self->version($tool), $self->toolurl($tool));
58			}
59			}
60
61			sub tools {
62			my $self=shift;
63			return @{$self->{tools}};
64			}
65
66			sub selectedtools {
67			my $self=shift;
68			my @toollist=();
69			foreach $tool ( @{$self->{tools}} ) {
70			if ( $self->{selected}{$tool} == 1 ) {
71			push @toollist, $tool;
72			}
73			}
74			return @toollist;
75			}
76
77			sub toolcomment {
78			my $self=shift;
79			my $tool=shift;
80			my $version=shift;
81
82			return $self->{reqtext}{$tool}{$version};
83			}
84
85			sub distributionurl {
86			my $self=shift;
87			my $tool=shift;
88			my $version=shift;
89
90			return ( defined $self->{dist}{$tool}{$version})?
91			$self->{dist}{$tool}{$version}:undef;
92			}
93
94			sub version {
95			my $self=shift;
96			my $tool=shift;
97			return $self->{'version'}{$tool};
98			}
99
100			sub toolurl {
101			my $self=shift;
102			my $tool=shift;
103			return $self->{'url'}{$tool};
104			}
105
106			sub init {
107			my $self=shift;
108			my $url=shift;
109
110			my $switch=ActiveDoc::ActiveDoc->new($self->{dbstore});
111			$switch->verbosity($self->verbosity());
112			$switch->url($url);
113			$switch->newparse("ordering");
114			$switch->addbasetags("ordering");
115			$switch->addtag("ordering","Architecture",
116			\&Arch_Start,$self,
117			"", $self,
118			\&Arch_End, $self);
119			$switch->addtag("ordering","Restrict",
120			\&Restrict_start,$self,
121			"", $self,
122			\&Restrict_end, $self);
123			$switch->addtag("ordering","deselect",
124			\&deselect_start,$self,
125			"", $self,
126			"", $self);
127			$switch->addtag("ordering","select",
128			\&select_start,$self,
129			"", $self,
130			"", $self);
131			$switch->addtag("ordering","distribution",
132			\&disttag,$self);
133			$switch->grouptag("Architecture","ordering");
134			$switch->addtag("ordering","require",
135			\&require_start,$self,
136			\&require_text, $self,
137			\&require_end, $self);
138
139			$self->{reqcontext}=0;
140			$self->{switch}=$switch;
141			undef $self->{restrictstack};
142			@{$self->{tools}}=();
143
144			my($doctype,$docversion)=$switch->doctype();
145			# -- for backwards compatability only parse if we have a docversion
146			# defined
147			if ( defined $docversion ) {
148			if ( $docversion eq $self->{mydocversion} ) {
149			@{$self->{ArchStack}}=();
150	williamc	1.3	$self->verbose("Initial Document Parse");
151	williamc	1.2	$self->{switch}->parse("ordering");
152			}
153	williamc	1.3	else {
154			$self->verbose("wrong doc version - not parsing");
155			}
156	williamc	1.2	}
157			else {
158	williamc	1.3	$self->verbose("wrong doc type - not parsing");
159	williamc	1.2	}
160			}
161
162			sub arch {
163			my $self=shift;
164			if ( @_ ) {
165			$self->{arch}=shift
166			}
167			else {
168			if ( ! defined $self->{arch} ) {
169			$self->{arch}="";
170			}
171			}
172			return $self->{arch};
173			}
174
175			sub archlist {
176			my $self=shift;
177			return @{$self->{ArchStack}};
178			}
179
180			sub getreqforarch {
181			my $self=shift;
182			my $arch=shift;
183
184			if ( ! defined $self->{reqsforarch}{$arch} ) {
185			$self->{reqsforarch}{$arch}=
186			BuildSystem::Requirements->new($self->{dbstore},$self->{file},
187			$arch);
188			}
189			return $self->{reqsforarch}{$arch};
190			}
191
192
193			sub download {
194			my $self=shift;
195
196			my $tool;
197			foreach $tool ( $self->tools() ) {
198			$self->verbose("Downloading ".$self->toolurl($tool));
199			# get into the cache
200			$self->{switch}->urlget($self->toolurl($tool));
201			}
202			}
203
204			sub _autoselect {
205			my $self=shift;
206			if ( @_ ) {
207			$self->{autoselect}=shift;
208			}
209			# -- default is true
210			return ((defined $self->{autoselect})?$self->{autoselect}:1);
211			}
212
213			# ---- Tag routines
214
215			sub Restrict_start {
216			my $self=shift;
217			my $name=shift;
218			my $hashref=shift;
219
220			$self->{switch}->checktag( $name, $hashref, 'autoselect');
221			if ( $self->{Arch} ) {
222			# -- create selection state stack
223			push @{$self->{restrictstack}}, $self->_autoselect();
224			$self->_autoselect(
225			(($$hashref{'autoselect'}=~/true/i)?1:0));
226			}
227			}
228
229			sub Restrict_end {
230			my $self=shift;
231			my $name=shift;
232
233			if ( $self->{Arch} ) {
234			if ( $#{$self->{restrictstack}} >= 0 ) {
235			$self->_autoselect(pop @{$self->{restrictstack}});
236			}
237			else {
238			$self->{switch}->parseerror("Unmatched </$name>");
239			}
240			}
241			}
242
243			sub require_start {
244			my $self=shift;
245			my $name=shift;
246			my $hashref=shift;
247
248			$self->{switch}->checktag( $name, $hashref, 'version');
249			$self->{switch}->checktag( $name, $hashref, 'name');
250			$self->{switch}->checktag( $name, $hashref, 'url');
251
252			if ( $self->{reqcontext} == 1 ) {
253			$self->{switch}->parseerror(
254			"Open new $name conext without previous </$name>");
255			}
256			$self->{reqcontext}=1;
257			$$hashref{'name'}=~tr[A-Z][a-z];
258			push @{$self->{tools}}, $$hashref{'name'};
259			$self->{version}{$$hashref{'name'}}=$$hashref{'version'};
260			# -- make sure the full url is taken
261			my $urlobj=$self->{switch}->expandurl($$hashref{'url'});
262			$self->{url}{$$hashref{'name'}}=$urlobj->url();
263
264			# -- selection
265			if ( $self->{Arch} ) {
266			if ( $self->_autoselect() ) {
267			$self->{selected}{$$hashref{'name'}}=1;
268			}
269			else {
270			$self->{selected}{$$hashref{'name'}}=0;
271			}
272			}
273			$self->{creqtool}=$$hashref{'name'};
274			$self->{creqversion}=$$hashref{'version'};
275			$self->{reqtext}{$self->{creqtool}}{$self->{creqversion}}="";
276			}
277
278			sub require_text {
279			my $self=shift;
280			my $name=shift;
281			my $string=shift;
282
283			chomp $string;
284			$self->{reqtext}{$self->{creqtool}}{$self->{creqversion}}=
285			$self->{reqtext}{$self->{creqtool}}{$self->{creqversion}}.
286			$string;
287
288			}
289
290			sub require_end {
291			my $self=shift;
292			my $name=shift;
293
294			if ( $self->{reqcontext} != 1 ) {
295			$self->{switch}->parseerror("No matching tag for </$name>");
296			}
297			else {
298			$self->{reqcontext}=0;
299			}
300			}
301
302			sub select_start {
303			my $self=shift;
304			my $name=shift;
305			my $hashref=shift;
306
307			$self->{switch}->checktag( $name, $hashref, 'name');
308			$$hashref{'name'}=~tr[A-Z][a-z];
309			if ( $self->{Arch} ) {
310			$self->verbose("Selecting ".$$hashref{'name'});
311			$self->{selected}{$$hashref{'name'}}=1;
312			}
313			}
314
315			sub deselect_start {
316			my $self=shift;
317			my $name=shift;
318			my $hashref=shift;
319
320			$self->{switch}->checktag( $name, $hashref, 'name');
321			$$hashref{'name'}=~tr[A-Z][a-z];
322			if ( $self->{Arch} ) {
323			$self->verbose("Deselecting ".$$hashref{'name'});
324			$self->{selected}{$$hashref{'name'}}=0;
325			}
326			}
327
328			sub Arch_Start {
329			my $self=shift;
330			my $name=shift;
331			my $hashref=shift;
332
333			$self->{switch}->checktag($name, $hashref,'name');
334
335			( ($self->arch()=~/$$hashref{name}.*/) )? ($self->{Arch}=1)
336			: ($self->{Arch}=0);
337			$self->verbose(($self->{Arch}?"OK":"skipping")." ".$$hashref{name});
338			push @{$self->{ARCHBLOCK}}, $self->{Arch};
339			push @{$self->{ArchStack}}, $$hashref{'name'};
340			}
341
342			sub Arch_End {
343			my $self=shift;
344			my $name=shift;
345
346			pop @{$self->{ARCHBLOCK}};
347			$self->{Arch}=$self->{ARCHBLOCK}[$#{$self->{ARCHBLOCK}}];
348			}
349
350			sub disttag {
351			my $self=shift;
352			my $name=shift;
353			my $hashref=shift;
354
355			if ( exists $$hashref{'url'} ) {
356			$self->{dist}{$self->{creqtool}}{$self->{creqversion}}=
357			$$hashref{'url'};
358			}
359			}