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Comparing COMP/SCRAM/src/Configuration/ConfigArea.pm (file contents):
Revision 1.13 by williamc, Mon Mar 13 10:23:19 2000 UTC vs.
Revision 1.18 by williamc, Fri Sep 22 08:05:47 2000 UTC

#	Line 1 | Line 1
1		#
2		# ConfigArea.pm
3		#
4	<	# Originally Written by Christopher Williams
4	>	# Written by Christopher Williams
5		#
6		# Description
7		# -----------
8		# creates and manages a configuration area
9		#
10	<	# Options
10	>	# Notes
11		# -------
12	<	# ConfigArea_location
13	<	# ConfigArea_name
12	>	# Persistency - remember to call the save method to make changes persistent
13		#
14		# Interface
15		# ---------
16	<	# new(ActiveConfig)             : A new ConfigArea object
17	<	# setup()                       : setup the configuration area
18	<	# location([dir])               : set/return the location of the area
19	<	# version([version])            : set/return the version of the area
20	<	# name([name])                  : set/return the name of the area
21	<	# store(location)               : store data in file location
22	<	# restore(location)             : restore data from file location
23	<	# meta()                        : return a description string of the area
24	<	# addconfigitem(url)            : add a new item to the area
25	<	# storeconfigobject(confiItemobj) : store a ready made ConfigItem in the local
27	<	#                                       area
28	<	# configitem(@keys)             : return a list of fig items that match
29	<	#                                 the keys - all if left blank
30	<	# parentstore()                 : set/return the parent ObjectStore
31	<	# basearea(ConfigArea)          : Set/Get the base area
32	<	# freebase()                    : Remove any link to a base area
33	<	# bootstrapfromlocation([location]): bootstrap the object based on location.
34	<	#                                 no location specified - cwd used
16	>	# new()                         : A new ConfigArea object
17	>	# name()                        : get/set project name
18	>	# setup(dir[,areaname])         : setup a fresh area in dir
19	>	# satellite(dir[,areaname])     : setup a satellite area in dir
20	>	# version()                     : get/set project version
21	>	# location([dir])               : set/return the location of the work area
22	>	# bootstrapfromlocation([location]) : bootstrap the object based on location.
23	>	#                                     no location specified - cwd used
24	>	#                                     return 0 if succesful 1 otherwise
25	>	# requirementsdoc()             : get set the requirements doc
26		# searchlocation([startdir])    : returns the location directory. search starts
27		#                                 from cwd if not specified
28	<	# defaultdirname()              : return the default directory name string
29	<	# copy(location)                : make a copy of the current area at the
30	<	#                                 specified location - defaults to cwd/default
31	<	#                                 if not specified . ConfigArea_name,
32	<	#                                 ConfigArea_location also override .
33	<	#                                 Return an object representing the area
34	<	# satellite()                   : make a satellite area based on $self
35	<	# arch([archobj])               : Set/get the architecture object
36	<	# structure(name)               : return the object corresponding to the
37	<	#                                 structure name
38	<	# structurelist()               : return list of structure objectS
39	<	# downloadtotop(dir,url)        : download the url to a dir in the config area
40	<	#
28	>	# scramversion()                : return the scram version associated with
29	>	#                                 area
30	>	# configurationdir()            : return the location of the project
31	>	#                                 configuration directory
32	>	# copy(location)                : copy a configuration
33	>	# copysetup(location)           : copy the architecture specific tool setup
34	>	#                                 returns 0 if successful, 1 otherwise
35	>	# copyenv($ref)                 : copy the areas environment into the hashref
36	>	# toolbox()                     : return the areas toolbox object
37	>	# save()                        : save changes permanently
38	>	# linkto(location)              : link the current area to that at location
39	>	# unlinkarea()                  : destroy link (autosave)
40	>	# linkarea([ConfigArea])        : get/set a link from the current area to the apec Area Object
41	>	# archname()            : get/set a string to indicate architecture
42	>	# archdir()             : return the location of the administration arch dep
43	>	#                         directory
44	>	# objectstore()         : return the objectStore object of the area
45	>	# - temporary
46	>	# align()                       : adjust hard paths to suit local loaction
47
48		package Configuration::ConfigArea;
52	–	use ActiveDoc::ActiveDoc;
49		require 5.004;
50	+	use URL::URLcache;
51		use Utilities::AddDir;
52	+	use Utilities::Verbose;
53		use ObjectUtilities::ObjectStore;
56	–	use Configuration::ConfigStore;
57	–	use Configuration::ActiveDoc_arch;
54		use Cwd;
55	<	@ISA=qw(Configuration::ActiveDoc_arch ObjectUtilities::StorableObject);
55	>	@ISA=qw(Utilities::Verbose);
56
57	<	sub init {
58	<	my $self=shift;
59	<
60	<	$self->newparse("init");
65	<	$self->newparse("download");
66	<	$self->newparse("setup");
67	<	$self->newparse("setup_tools");
68	<	$self->addarchtags("setup_tools");
69	<	$self->addarchtags("setup");
70	<	$self->addtag("init","project",\&Project_Start,$self,
71	<	\&Project_text,$self,"", $self );
72	<	$self->addurltags("download");
73	<	$self->addtag("download","download",\&Download_Start,$self,
74	<	"", $self, "",$self);
75	<	$self->addtag("download","use",\&Use_download_Start,$self,
76	<	"", $self, "",$self);
77	<	$self->addurltags("setup");
78	<	$self->addurltags("setup_tools");
79	<	$self->addtag("setup_tools","use",\&Use_Start,$self, "", $self, "",$self);
80	<	$self->addtag("setup","structure",\&Structure_Start,$self,
81	<	"", $self, "",$self);
57	>	sub new {
58	>	my $class=shift;
59	>	my $self={};
60	>	bless $self, $class;
61
62		# data init
63	<	$self->{admindir}=".SCRAM";
64	<	}
65	<
66	<	sub basearea {
88	<	my $self=shift;
63	>	$self->{admindir}=".SCRAM";
64	>	$self->{cachedir}="cache";
65	>	$self->{dbdir}="ObjectDB";
66	>	undef $self->{linkarea};
67
68	<	my $area;
91	<	if ( @_ ) {
92	<	$area=shift;
93	<	$self->config()->store($area,"BaseArea");
94	<	}
95	<	else {
96	<	($area)=$self->config()->find("BaseArea");
97	<	}
98	<	return $area;
68	>	return $self;
69		}
70
71	<	sub freebase {
71	>	sub cache {
72		my $self=shift;
103	–	$self->config()->delete("BaseArea");
104	–	}
73
74	<	sub defaultdirname {
75	<	my $self=shift;
76	<	my $name=$self->name();
77	<	my $vers=$self->version();
78	<	$vers=~s/^$name\_//;
79	<	$name=$name."_".$vers;
80	<	return $name;
74	>	if ( @_ ) {
75	>	$self->{cache}=shift;
76	>	}
77	>	if ( ! defined $self->{cache} ) {
78	>	my $loc=$self->location()."/".$self->{admindir}."/".$self->{cachedir};
79	>	if ( -e $loc  ) {
80	>	$self->{cache}=URL::URLcache->new($loc);
81	>	}
82	>	else {
83	>	$self->{cache}=undef;
84	>	}
85	>	}
86	>	return $self->{cache};
87		}
88
89	+	sub _newcache {
90	+	my $self=shift;
91	+	my $loc=$self->location()."/".$self->{admindir}."/".$self->{cachedir};
92	+	$self->{cache}=URL::URLcache->new($loc);
93	+	return $self->{cache};
94	+	}
95
96	<	sub setup {
97	<	my $self=shift;
98	<
99	<	# --- find out the location - default is cwd
100	<	my $location=$self->option("ConfigArea_location");
101	<	if ( ! defined $location ) {
122	<	$location=cwd();
123	<	}
124	<	elsif ( $location!~/^\// ) {
125	<	$location=cwd()."/".$location;
126	<	}
127	<
128	<	# --- find area directory name , default name projectname_version
129	<	my $name=$self->option("ConfigArea_name");
130	<	if ( ! defined $name ) {
131	<	$name=$self->defaultdirname();
132	<	}
133	<	$self->location($location."/".$name);
96	>	sub _newobjectstore {
97	>	my $self=shift;
98	>	my $loc=$self->location()."/".$self->{admindir}."/".$self->{dbdir};
99	>	$self->{dbstore}=ObjectUtilities::ObjectStore->new($loc);
100	>	return $self->{dbstore};
101	>	}
102
103	<	# make a new store handler
104	<	$self->_setupstore();
103	>	sub objectstore {
104	>	my $self=shift;
105
106	<	# --- download everything first
107	<	$self->parse("download");
108	<
109	<	# --- and parse the setup file
110	<	$self->parse("setup");
111	<	$self->parse("setup_tools");
112	<
113	<	# --- store bootstrap info
114	<	$self->store($self->location()."/".$self->{admindir}."/ConfigArea.dat");
115	<
116	<	# --- store self in original database
117	<	$self->parentconfig()->store($self,"ConfigArea",$self->name(),
118	<	$self->version());
106	>	if ( @_ ) {
107	>	$self->{dbstore}=shift;
108	>	}
109	>	if ( ! defined $self->{dbstore} ) {
110	>	my $loc=$self->location()."/".$self->{admindir}."/".$self->{dbdir};
111	>	if ( -e $loc ) {
112	>	$self->{dbstore}=ObjectUtilities::ObjectStore->new($loc);
113	>	}
114	>	else {
115	>	$self->{dbstore}=undef;
116	>	}
117	>	}
118	>	return $self->{dbstore}
119		}
120
121	<	sub structure {
121	>	sub name {
122		my $self=shift;
123	<	my $vr=shift;
124	<	return $self->{structures}{$vr};
123	>	@_?$self->{name}=shift
124	>	:$self->{name};
125		}
126
127	<	sub structurelist {
127	>	sub version {
128		my $self=shift;
129	<	return ( keys %{$self->{structures}} );
129	>	@_?$self->{version}=shift
130	>	:$self->{version};
131		}
132
133	<	sub _setupstore {
133	>	sub setup {
134		my $self=shift;
135	+	my $location=shift;
136	+	my $areaname;
137
138	<	# --- make a new ConfigStore at the location and add it to the db list
139	<	my $ad=Configuration::ConfigStore->new($self->location().
140	<	"/".$self->{admindir}, $self->arch());
141	<
142	<	$self->parentconfig($self->config());
143	<	#        $self->config(Configuration::ConfigureStore->new());
173	<	#        $self->config()->db("local",$ad);
174	<	#        $self->config()->db("parent",$self->parentconfig());
175	<	#        $self->config()->policy("cache","local");
176	<	$self->config($ad);
177	<	$self->config()->basedoc($self->parentconfig()->basedoc());
178	<	}
138	>	# -- check we have a project name and version
139	>	my $name=$self->name();
140	>	my $vers=$self->version();
141	>	if ( ( ! defined $name ) && ( ! defined $version )) {
142	>	$self->error("Set ConfigArea name and version before setup");
143	>	}
144
145	<	sub bootstrapfromlocation {
146	<	my $self=shift;
147	<
183	<	if ( ! defined $self->location(@_) ) {
184	<	$self->error("Unable to locate the top of local configuration area");
145	>	# -- check arguments and set location
146	>	if ( ! defined $location ) {
147	>	$self->error("ConfigArea: Cannot setup new area without a location");
148		}
149	<	$self->verbose("Found top ".$self->location());
150	<	$self->_setupstore();
188	<	my $infofile=$self->location()."/".$self->{admindir}."/ConfigArea.dat";
189	<	if ( -e $infofile ) {
190	<	$self->restore($infofile);
149	>	if ( @_ ) {
150	>	$areaname=shift;
151		}
152	<	else {
153	<	$self->error("Area corrupted - cannot find $infofile");
152	>	if ( (! defined $areaname) || ( $areaname eq "" ) ) {
153	>	# -- make up a name from the project name and version
154	>	$vers=~s/^$name\_//;
155	>	$areaname=$name."_".$vers;
156		}
157	<	}
157	>	my $arealoc=$location."/".$areaname;
158	>	my $workloc=$arealoc."/".$self->{admindir};
159	>	$self->verbose("Building at $arealoc");
160	>	$self->location($arealoc);
161
162	<	sub parentconfig {
163	<	my $self=shift;
199	<	@_?$self->{parentconfig}=shift
200	<	:$self->{parentconfig};
201	<	}
162	>	# -- create top level structure and work area
163	>	AddDir::adddir($workloc);
164
165	<	sub store {
166	<	my $self=shift;
205	<	my $location=shift;
165	>	# -- add a cache
166	>	$self->_newcache();
167
168	<	my $fh=$self->openfile(">".$location);
169	<	$self->savevar($fh,"location", $self->location());
170	<	$self->savevar($fh,"url", $self->url());
171	<	$self->savevar($fh,"name", $self->name());
172	<	$self->savevar($fh,"version", $self->version());
212	<	$fh->close();
168	>	# -- add an Objectstore
169	>	$self->_newobjectstore();
170	>
171	>	# -- Save Environment File
172	>	$self->_SaveEnvFile();
173
214	–	$self->_storestructures();
174		}
175
176	<	sub satellite {
176	>	sub configurationdir {
177		my $self=shift;
178	<	my $newarea=$self->copy(@_);
179	<	$newarea->_makesatellites();
180	<	return $newarea;
178	>	if ( @_ ) {
179	>	$self->{configurationdir}=shift;
180	>	}
181	>	return (defined $self->{configurationdir})?$self->{configurationdir}:undef;
182		}
183
184	<	sub copy {
184	>	sub toolbox {
185		my $self=shift;
186	<	use File::Basename;
187	<	# create the area
186	>	if ( ! defined $self->{toolbox} ) {
187	>	$self->{toolbox}=BuildSystem::ToolBox->new($self);
188	>	}
189	>	return $self->{toolbox};
190	>	}
191
192	<	my $destination;
192	>	sub requirementsdoc {
193	>	my $self=shift;
194		if ( @_ ) {
195	<	$destination=shift;
195	>	$self->{reqdoc}=shift;
196	>	}
197	>	if ( defined $self->{reqdoc} ) {
198	>	return $self->location()."/".$self->{reqdoc};
199		}
200		else {
201	<	my($location,$name)=$self->_defaultoptions();
235	<	$destination=$location."/".$name
201	>	return undef;
202		}
237	–	#AddDir::adddir(dirname($destination)."/".$self->{admindir});
238	–	#AddDir::adddir($destination."/".$self->{admindir});
239	–
240	–	# copy across the admin dir
241	–	$temp=$self->location()."/".$self->{admindir};
242	–	AddDir::copydir($temp,"$destination/".$self->{admindir});
243	–	# create a new object based on the new area
244	–	my $newarea=ref($self)->new($self->parentconfig());
245	–	$newarea->bootstrapfromlocation($destination);
246	–	# save it with the new location info
247	–	$newarea->store($self->location()."/".$self->{admindir}.
248	–	"/ConfigArea.dat");
249	–	return $newarea;
250	–	}
251	–
252	–	sub restore {
253	–	my $self=shift;
254	–	my $location=shift;
255	–
256	–	my $fh=$self->openfile("<".$location);
257	–	my $varhash={};
258	–	$self->restorevars($fh,$varhash);
259	–	if ( ! defined $self->location() ) {
260	–	$self->location($$varhash{"location"});
261	–	}
262	–	$self->_setupstore();
263	–	$self->url($$varhash{"url"});
264	–	$self->name($$varhash{"name"});
265	–	$self->version($$varhash{"version"});
266	–	$fh->close();
267	–
268	–	$self->_restorestructures();
203		}
204
205	<	sub name {
205	>	sub scramversion {
206		my $self=shift;
207	<
208	<	@_?$self->{name}=shift
209	<	:$self->{name};
207	>	if ( ! defined $self->{scramversion} ) {
208	>	my $filename=$self->location()."/".$self->configurationdir()."/".
209	>	"scram_version";
210	>	if ( -f $filename ) {
211	>	use FileHandle;
212	>	$fh=FileHandle->new();
213	>	open ($fh, "<".$filename);
214	>	my $version=<$fh>;
215	>	chomp $version;
216	>	$self->{scramversion}=$version;
217	>	undef $fh;
218	>	}
219	>	}
220	>	return $self->{scramversion};
221		}
222
223	<	sub version {
223	>	sub bootstrapfromlocation {
224		my $self=shift;
225
226	<	@_?$self->{version}=shift
227	<	:$self->{version};
226	>	my $rv=0;
227	>
228	>	my $location;
229	>	if ( ! defined ($location=$self->searchlocation(@_)) ) {
230	>	$rv=1;
231	>	$self->verbose("Unable to locate the top of local configuration area");
232	>	}
233	>	else {
234	>	$self->location($location);
235	>	$self->verbose("Found top ".$self->location());
236	>	my $infofile=$self->location()."/".$self->{admindir}."/ConfigArea.dat";
237	>	$self->_LoadEnvFile();
238	>	}
239	>	return $rv;
240		}
241
242		sub location {
#	Line 300 | Line 257 | sub searchlocation {
257
258		#start search in current directory if not specified
259		my $thispath;
260	<	@_?$thispath=shift
261	<	:$thispath=cwd();
260	>	if ( @_ ) {
261	>	$thispath=shift
262	>	}
263	>	else {
264	>	$thispath=cwd();
265	>	}
266
267		my $rv=0;
268
269	+	# chop off any files - we only want dirs
270	+	if ( -f $thispath ) {
271	+	$thispath=~s/(.*)\/.*/$1/;
272	+	}
273		Sloop:{
274		do {
275	<	#         print "Searching $thispath\n";
275	>	$self->verbose("Searching $thispath");
276		if ( -e "$thispath/".$self->{admindir} ) {
277	<	#           print "Found\n";
277	>	$self->verbose("Found\n");
278		$rv=1;
279		last Sloop;
280		}
#	Line 318 | Line 283 | sub searchlocation {
283		return $rv?$thispath:undef;
284		}
285
286	<	sub meta {
286	>	sub archname {
287		my $self=shift;
288	+	if ( @_ ) {
289	+	$self->{archname}=shift;
290	+	}
291	+	return $self->{archname};
292	+	}
293
294	<	my $string=$self->name()." ".$self->version()." located at :\n  ".
295	<	$self->location;
294	>	sub archdir {
295	>	my $self=shift;
296	>	if ( @_ ) {
297	>	$self->{archdir}=shift;
298	>	}
299	>	if ( ! defined $self->{archdir} ) {
300	>	if ( defined $self->{archname} ) {
301	>	$self->{archdir}=$self->location()."/".$self->{admindir}."/".
302	>	$self->{archname};
303	>	}
304	>	else {
305	>	$self->error("ConfigArea : cannot create arch directory - ".
306	>	"architecture name not set")
307	>	}
308	>	}
309	>	return $self->{archdir};
310		}
311
312	<	sub configitem {
312	>	sub satellite {
313		my $self=shift;
314	+
315	+	# -- create the sat object
316	+	my $sat=Configuration::ConfigArea->new();
317	+	$sat->name($self->name());
318	+	$sat->version($self->version());
319	+	$sat->requirementsdoc($self->{reqdoc});
320	+	$sat->configurationdir($self->configurationdir());
321	+	$sat->setup(@_);
322	+
323	+	# -- copy across the cache and ObjectStore
324	+	# -- make sure we dont try building new caches in release areas
325	+	my $rcache=$self->cache();
326	+	if ( defined $rcache ) {
327	+	copy($rcache->location(),$sat->cache()->location());
328	+	}
329	+
330	+	# -- make sure we dont try building new objectstores in release areas
331	+	my $rostore=$self->objectstore();
332	+	if ( defined $rostore ) {
333	+	copy($rostore->location(),$sat->objectstore()->location());
334	+	}
335	+
336	+	# and make sure in reinitialises
337	+	undef ($sat->{cache});
338	+
339	+	# -- link it to this area
340	+	$sat->linkarea($self);
341
342	<	return ($self->config()->find("ConfigItem",@_));
342	>	# -- save it
343	>	$sat->save();
344	>
345	>	return $sat;
346		}
347
348	<	sub addconfigitem {
348	>	sub copy {
349		my $self=shift;
350	<	my $url=shift;
350	>	my $destination=shift;
351
352	<	my $docref=$self->activatedoc($url);
353	<	# Set up the document
354	<	$docref->setup();
341	<	$docref->save();
342	<	#       $self->config()->storepolicy("local");
352	>	# copy across the admin dir
353	>	my $temp=$self->location()."/".$self->{admindir};
354	>	AddDir::copydir($temp,"$destination/".$self->{admindir});
355		}
356
357	<	sub storeconfigobject {
357	>	sub align {
358		my $self=shift;
359	<	my $obj=shift;
360	<	$obj->save($self->config());
359	>	use File::Copy;
360	>
361	>	$self->_LoadEnvFile();
362	>	my $Envfile=$self->location()."/".$self->{admindir}."/Environment";
363	>	my $tmpEnvfile=$Envfile.".bak";
364	>	my $rel=$self->{ENV}{RELEASETOP};
365	>	my $local=$self->location();
366	>
367	>	rename( $Envfile, $tmpEnvfile );
368	>	use FileHandle;
369	>	my $fh=FileHandle->new();
370	>	my $fout=FileHandle->new();
371	>	open ( $fh, "<".$tmpEnvfile ) or
372	>	$self->error("Cannot find Environment file. Area Corrupted? ("
373	>	.$self->location().")\n $!");
374	>	open ( $fout, ">".$Envfile ) or
375	>	$self->error("Cannot find Environment file. Area Corrupted? ("
376	>	.$self->location().")\n $!");
377	>	while ( <$fh> ) {
378	>	$_=~s/\Q$rel\L/$local/g;
379	>	print $fout $_;
380	>	}
381	>	undef $fh;
382	>	undef $fout;
383		}
384
385	<	sub downloadtotop {
385	>	sub copysetup {
386		my $self=shift;
387	<	my $url=shift;
388	<	my $dir=shift;
389	<
390	<	# only download once
391	<	if ( ! -e $self->location()."/".$dir ) {
392	<	$self->{urlhandler}->download($url,$self->location()."/".$dir);
387	>	my $dest=shift;
388	>
389	>	my $rv=1;
390	>	# copy across the admin dir
391	>	my $temp=$self->location()."/".$self->{admindir}."/".$self->arch();
392	>	my $temp2=$dest."/".$self->{admindir}."/".$self->arch();
393	>	if ( $temp ne $temp2 ) {
394	>	if ( -d $temp ) {
395	>	AddDir::copydir($temp,$temp2);
396	>	$rv=0;
397	>	}
398		}
399	+	return $rv;
400		}
401
402	<	sub _makesatellites {
402	>	sub copyenv {
403		my $self=shift;
404	<	foreach $st ( values %{$self->{structures}} ) {
405	<	$st->setupsatellite()
404	>	my $hashref=shift;
405	>
406	>	foreach $elem ( keys %{$self->{ENV}} ) {
407	>	$$hashref{$elem}=$self->{ENV}{$elem};
408		}
409		}
410
411	<	sub _storestructures {
411	>	sub arch {
412		my $self=shift;
413	<	foreach $struct ( values %{$self->{structures}} ) {
372	<	$self->config()->store($struct, "Structures", $struct->name());
373	<	}
413	>	return $ENV{SCRAM_ARCH};
414		}
415
416	<	sub _restorestructures {
416	>	sub linkto {
417		my $self=shift;
418	<	my @strs=$self->config()->find("Structures");
419	<	foreach $struct ( @strs ) {
420	<	$struct->parent($self);
421	<	$self->{structures}{$struct->name()}=$struct;
418	>	my $location=shift;
419	>	if ( -d $location ) {
420	>	my $area=Configuration::ConfigArea->new();
421	>	$area->bootstrapfromlocation($location);
422	>	$self->linkarea($area);
423	>	}
424	>	else {
425	>	$self->error("ConfigArea : Unable to link to non existing directory ".
426	>	$location);
427		}
428		}
429
430	<	sub _defaultoptions {
430	>	sub unlinkarea {
431		my $self=shift;
432	<	my $name;
433	<	my $location;
434	<
390	<	# --- find out the location - default is cwd
391	<	$location=$self->option("ConfigArea_location");
392	<	if ( ! defined $location ) {
393	<	$location=cwd();
394	<	}
395	<	elsif ( $location!~/^\// ) {
396	<	$location=cwd()."/".$location;
397	<	}
398	<
399	<	# --- find area directory name , default name projectname_version
400	<	$name=$self->option("ConfigArea_name");
401	<	if ( ! defined $name ) {
402	<	$name=$self->defaultdirname();
403	<	}
404	<	return ($location,$name);
432	>	undef $self->{linkarea};
433	>	$self->{linkarea}=undef;
434	>	$self->save();
435		}
406	–	# -------------- Tags ---------------------------------
407	–	# -- init parse
408	–	sub Project_Start {
409	–	my $self=shift;
410	–	my $name=shift;
411	–	my $hashref=shift;
436
437	<	$self->checktag($name,$hashref,'name');
438	<	$self->checktag($name,$hashref,'version');
439	<
440	<	$self->name($$hashref{'name'});
441	<	$self->version($$hashref{'version'});
437	>	sub linkarea {
438	>	my $self=shift;
439	>	my $area=shift;
440	>	if ( defined $area ) {
441	>	$self->{linkarea}=$area;
442	>	}
443	>	return (defined $self->{linkarea} && $self->{linkarea} ne "")?
444	>	$self->{linkarea}:undef;
445		}
446
447	<
421	<	sub Project_text {
447	>	sub save {
448		my $self=shift;
449	<	my $name=shift;
424	<	my $string=shift;
425	<
426	<	print $string;
449	>	$self->_SaveEnvFile();
450		}
451
452	<	# ---- download parse
452	>	# ---- support routines
453
454	<	sub Download_Start {
454	>	sub _SaveEnvFile {
455		my $self=shift;
456	<	my $name=shift;
457	<	my $hashref=shift;
458	<
459	<	$self->checktag($name,$hashref,'url');
460	<	$self->checktag($name,$hashref,'location');
461	<	if ( $$hashref{'location'}!~/^\w/ ) {
462	<	$self->parseerror("location must start with an".
463	<	" alphanumeric character");
456	>	use FileHandle;
457	>	my $fh=FileHandle->new();
458	>	open ( $fh, ">".$self->location()."/".$self->{admindir}."/".
459	>	"Environment" ) or
460	>	$self->error("Cannot Open Environment file to Save ("
461	>	.$self->location().")\n $!");
462	>
463	>	print $fh "SCRAM_PROJECTNAME=".$self->name()."\n";
464	>	print $fh "SCRAM_PROJECTVERSION=".$self->version()."\n";
465	>	print $fh "projconfigdir=".$self->configurationdir()."\n";
466	>	print $fh "SCRAM_ProjReqsDoc=".$self->{reqdoc}."\n";
467	>	if ( defined $self->linkarea() ) {
468	>	my $area=$self->linkarea()->location();
469	>	if ( $area ne "" ) {
470	>	print $fh "RELEASETOP=".$area."\n";
471	>	}
472		}
473	<	print "Downloading .... ".$$hashref{'url'}."\n";
443	<	$self->downloadtotop($$hashref{'url'},$$hashref{'location'});
473	>	undef $fh;
474		}
475
446	–	sub Use_download_Start {
447	–	my $self=shift;
448	–	my $name=shift;
449	–	my $hashref=shift;
476
477	<	$self->checktag($name,$hashref,'url');
452	<	print "Downloading .... ".$$hashref{'url'}."\n";
453	<	$self->getfile($$hashref{'url'});
454	<	}
455	<
456	<	# --- setup parse
457	<
458	<	sub Structure_Start {
477	>	sub _LoadEnvFile {
478		my $self=shift;
460	–	my $name=shift;
461	–	my $hashref=shift;
479
480	<	$self->checktag($name,$hashref,'name');
481	<	if ( !(( exists $$hashref{'type'}) || ( exists $$hashref{'url'})) ) {
482	<	$self->parseerror("No url or type given in <$name> tag");
483	<	}
484	<	if ( ! exists $self->{structures}{$$hashref{'name'}} ) {
485	<	if ( exists $$hashref{'type'}) {
486	<	# create a new object of the specified type
487	<	eval "require $$hashref{'type'} ";
488	<	if  ( $@ ) {
489	<	$self->parseerror("Unable to instantiate type=".
490	<	$$hashref{'type'}." in <$name> .".$@);
491	<	}
492	<	$self->{structures}{$$hashref{'name'}}=
493	<	$$hashref{'type'}->new($self->config());
494	<	$self->{structures}{$$hashref{'name'}}->name($$hashref{'name'});
495	<	$self->{structures}{$$hashref{'name'}}->parent($self);
496	<	$self->{structures}{$$hashref{'name'}}->vars($hashref);
497	<	$self->{structures}{$$hashref{'name'}}->arch($self->arch());
498	<	}
499	<	else { # its an activedoc
500	<	$self->{structures}{$$hashref{'name'}}=
501	<	$self->activatedoc($$hashref{'url'});
502	<	}
503	<	$self->{structures}{$$hashref{'name'}}->setupbase();
480	>	use FileHandle;
481	>	my $fh=FileHandle->new();
482	>	open ( $fh, "<".$self->location()."/".$self->{admindir}."/".
483	>	"Environment" ) or
484	>	$self->error("Cannot find Environment file. Area Corrupted? ("
485	>	.$self->location().")\n $!");
486	>	while ( <$fh> ) {
487	>	chomp;
488	>	next if /^#/;
489	>	next if /^\s*$/ ;
490	>	($name, $value)=split /=/;
491	>	eval "\$self->{ENV}{${name}}=\"$value\"";
492	>	}
493	>	undef $fh;
494	>
495	>	# -- set internal variables appropriately
496	>	if ( defined $self->{ENV}{"SCRAM_PROJECTNAME"} ) {
497	>	$self->name($self->{ENV}{"SCRAM_PROJECTNAME"});
498	>	}
499	>	if ( defined $self->{ENV}{"SCRAM_PROJECTVERSION"} ) {
500	>	$self->version($self->{ENV}{"SCRAM_PROJECTVERSION"});
501	>	}
502	>	if ( defined $self->{ENV}{"projconfigdir"} ) {
503	>	$self->configurationdir($self->{ENV}{projconfigdir});
504	>	}
505	>	if ( defined $self->{ENV}{"SCRAM_ProjReqsDoc"} ) {
506	>	$self->requirementsdoc($self->{ENV}{SCRAM_ProjReqsDoc});
507	>	}
508	>	if ( ( defined $self->{ENV}{"RELEASETOP"} ) &&
509	>	($self->{ENV}{"RELEASETOP"} ne $self->location())) {
510	>	$self->linkto($self->{ENV}{"RELEASETOP"});
511		}
512		else {
513	<	$self->parseerror("Multiply defined Structure - ".
490	<	$$hashref{'name'});
513	>	$self->{ENV}{"RELEASETOP"}=$self->location();
514		}
515		}
493	–
494	–	sub Use_Start {
495	–	my $self=shift;
496	–	my $name=shift;
497	–	my $hashref=shift;
498	–
499	–	$self->checktag($name,$hashref,'url');
500	–	$self->addconfigitem($$hashref{'url'});
501	–	}
502	–

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