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Comparing COMP/SCRAM/src/Configuration/ConfigArea.pm (file contents):
Revision 1.11 by williamc, Thu Feb 24 14:24:29 2000 UTC vs.
Revision 1.13.2.6.2.7.2.1 by williamc, Thu Sep 21 12:44:42 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	<	# configitem(@keys)             : return a list of fig items that match
27	<	#                                 the keys - all if left blank
28	<	# parentstore()                 : set/return the parent ObjectStore
29	<	# basearea(ConfigArea)          : Set/Get the base area
30	<	# freebase()                    : Remove any link to a base area
31	<	# bootstrapfromlocation([location]): bootstrap the object based on location.
32	<	#                                 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])        : link 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;
50	–	use ActiveDoc::ActiveDoc;
49		require 5.004;
50	+	use URL::URLcache;
51		use Utilities::AddDir;
52	+	use Utilities::Verbose;
53		use ObjectUtilities::ObjectStore;
54	–	use Configuration::ConfigStore;
55	–	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");
63	<	$self->newparse("download");
64	<	$self->newparse("setup");
65	<	$self->newparse("setup_tools");
66	<	$self->addarchtags("setup_tools");
67	<	$self->addarchtags("setup");
68	<	$self->addtag("init","project",\&Project_Start,$self,
69	<	\&Project_text,$self,"", $self );
70	<	$self->addurltags("download");
71	<	$self->addtag("download","download",\&Download_Start,$self,
72	<	"", $self, "",$self);
73	<	$self->addtag("download","use",\&Use_download_Start,$self,
74	<	"", $self, "",$self);
75	<	$self->addurltags("setup");
76	<	$self->addtag("setup_tools","use",\&Use_Start,$self, "", $self, "",$self);
77	<	$self->addtag("setup","structure",\&Structure_Start,$self,
78	<	"", $self, "",$self);
57	>	sub new {
58	>	my $class=shift;
59	>	my $self={};
60	>	bless $self, $class;
61
62		# data init
63	<	$self->{admindir}=".SCRAM";
63	>	$self->{admindir}=".SCRAM";
64	>	$self->{cachedir}="cache";
65	>	$self->{dbdir}="ObjectDB";
66	>	undef $self->{linkarea};
67	>
68	>	return $self;
69		}
70
71	<	sub basearea {
71	>	sub cache {
72		my $self=shift;
73
74	<	my $area;
74	>	my $exist=0;
75		if ( @_ ) {
76	<	$area=shift;
77	<	$self->config()->store($area,"BaseArea");
76	>	my $cache=shift;
77	>	if ( $cache!~/^</ ) {
78	>	$self->{cache}=$cache;
79	>	}
80	>	$exist=1;
81		}
82	<	else {
83	<	($area)=$self->config()->restore("BaseArea");
82	>	elsif ( ! defined $self->{cache} ) {
83	>	my $loc=$self->location()."/".$self->{admindir}."/".$self->{cachedir};
84	>	if ( ! $exist ) {
85	>	$self->{cache}=URL::URLcache->new($loc);
86	>	}
87		}
88	<	return $area;
88	>	return $self->{cache};
89		}
90
91	<	sub freebase {
91	>	sub objectstore {
92		my $self=shift;
93	<	$self->config()->delete("BaseArea");
93	>
94	>	my $exist="";
95	>	if ( @_ ) {
96	>	my $db=shift;
97	>	if ( $db!~/^</ ) {
98	>	$self->{dbstore}=cache;
99	>	}
100	>	$exist="<";
101	>	}
102	>	elsif ( ! defined $self->{dbstore} ) {
103	>	my $loc=$self->location()."/".$self->{admindir}."/".$self->{dbdir};
104	>	$self->{dbstore}=ObjectUtilities::ObjectStore->new($exist.$loc);
105	>	}
106	>	return $self->{dbstore}
107		}
108
109	<	sub defaultdirname {
109	>	sub name {
110		my $self=shift;
111	<	my $name=$self->name();
112	<	my $vers=$self->version();
107	<	$vers=~s/^$name\_//;
108	<	$name=$name."_".$vers;
109	<	return $name;
111	>	@_?$self->{name}=shift
112	>	:$self->{name};
113		}
114
115	+	sub version {
116	+	my $self=shift;
117	+	@_?$self->{version}=shift
118	+	:$self->{version};
119	+	}
120
121		sub setup {
122		my $self=shift;
123	+	my $location=shift;
124	+	my $areaname;
125
126	<	# --- find out the location - default is cwd
127	<	my $location=$self->option("ConfigArea_location");
126	>	# -- check we have a project name and version
127	>	my $name=$self->name();
128	>	my $vers=$self->version();
129	>	if ( ( ! defined $name ) && ( ! defined $version )) {
130	>	$self->error("Set ConfigArea name and version before setup");
131	>	}
132	>
133	>	# -- check arguments and set location
134		if ( ! defined $location ) {
135	<	$location=cwd();
135	>	$self->error("ConfigArea: Cannot setup new area without a location");
136		}
137	<	elsif ( $location!~/^\// ) {
138	<	$location=cwd()."/".$location;
137	>	if ( @_ ) {
138	>	$areaname=shift;
139		}
140	<
141	<	# --- find area directory name , default name projectname_version
142	<	my $name=$self->option("ConfigArea_name");
143	<	if ( ! defined $name ) {
128	<	$name=$self->defaultdirname();
140	>	if ( (! defined $areaname) || ( $areaname eq "" ) ) {
141	>	# -- make up a name from the project name and version
142	>	$vers=~s/^$name\_//;
143	>	$areaname=$name."_".$vers;
144		}
145	<	$self->location($location."/".$name);
146	<
147	<	# make a new store handler
148	<	$self->_setupstore();
145	>	my $arealoc=$location."/".$areaname;
146	>	my $workloc=$arealoc."/".$self->{admindir};
147	>	$self->verbose("Building at $arealoc");
148	>	$self->location($arealoc);
149
150	<	# --- download everything first
151	<	$self->parse("download");
137	<
138	<	# --- and parse the setup file
139	<	$self->parse("setup");
140	<	$self->parse("setup_tools");
141	<
142	<	# --- store bootstrap info
143	<	$self->store($self->location()."/".$self->{admindir}."/ConfigArea.dat");
150	>	# -- create top level structure and work area
151	>	AddDir::adddir($workloc);
152
153	<	# --- store self in original database
154	<	$self->parentconfig()->store($self,"ConfigArea",$self->name(),
147	<	$self->version());
148	<	}
153	>	# -- add a cache
154	>	$self->cache();
155
156	<	sub structure {
157	<	my $self=shift;
152	<	my $vr=shift;
153	<	return $self->{structures}{$vr};
154	<	}
156	>	# -- Save Environment File
157	>	$self->_SaveEnvFile();
158
156	–	sub structurelist {
157	–	my $self=shift;
158	–	return ( keys %{$self->{structures}} );
159		}
160
161	<	sub _setupstore {
161	>	sub configurationdir {
162		my $self=shift;
163	<
164	<	# --- make a new ConfigStore at the location and add it to the db list
165	<	my $ad=Configuration::ConfigStore->new($self->location().
166	<	"/".$self->{admindir}, $self->arch());
167	<
168	<	$self->parentconfig($self->config());
169	<	#        $self->config(Configuration::ConfigureStore->new());
170	<	#        $self->config()->db("local",$ad);
171	<	#        $self->config()->db("parent",$self->parentconfig());
172	<	#        $self->config()->policy("cache","local");
173	<	$self->config($ad);
174	<	$self->config()->basedoc($self->parentconfig()->basedoc());
175	<	}
176	<
177	<	sub bootstrapfromlocation {
178	<	my $self=shift;
179	<
180	<	if ( ! defined $self->location(@_) ) {
181	<	$self->error("Unable to locate the top of local configuration area");
163	>	if ( @_ ) {
164	>	$self->{configurationdir}=shift;
165		}
166	<	print "Found top ".$self->location()."\n";
184	<	$self->_setupstore();
185	<	$self->restore($self->location()."/".$self->{admindir}.
186	<	"/ConfigArea.dat");
187	<	}
188	<
189	<	sub parentconfig {
190	<	my $self=shift;
191	<	@_?$self->{parentconfig}=shift
192	<	:$self->{parentconfig};
193	<	}
194	<
195	<	sub store {
196	<	my $self=shift;
197	<	my $location=shift;
198	<
199	<	my $fh=$self->openfile(">".$location);
200	<	$self->savevar($fh,"location", $self->location());
201	<	$self->savevar($fh,"url", $self->url());
202	<	$self->savevar($fh,"name", $self->name());
203	<	$self->savevar($fh,"version", $self->version());
204	<	$fh->close();
205	<
206	<	$self->_storestructures();
166	>	return (defined $self->{configurationdir})?$self->{configurationdir}:undef;
167		}
168
169	<	sub satellite {
169	>	sub toolbox {
170		my $self=shift;
171	<	my $newarea=$self->copy(@_);
172	<	$newarea->_makesatellites();
173	<	return $newarea;
171	>	if ( ! defined $self->{toolbox} ) {
172	>	$self->{toolbox}=BuildSystem::ToolBox->new($self);
173	>	}
174	>	return $self->{toolbox};
175		}
176
177	<	sub copy {
177	>	sub requirementsdoc {
178		my $self=shift;
218	–	use File::Basename;
219	–	# create the area
220	–
221	–	my $destination;
179		if ( @_ ) {
180	<	$destination=shift;
180	>	$self->{reqdoc}=shift;
181	>	}
182	>	if ( defined $self->{reqdoc} ) {
183	>	return $self->location()."/".$self->{reqdoc};
184		}
185		else {
186	<	my($location,$name)=$self->_defaultoptions();
227	<	$destination=$location."/".$name
186	>	return undef;
187		}
229	–	#AddDir::adddir(dirname($destination)."/".$self->{admindir});
230	–	#AddDir::adddir($destination."/".$self->{admindir});
231	–
232	–	# copy across the admin dir
233	–	$temp=$self->location()."/".$self->{admindir};
234	–	AddDir::copydir($temp,"$destination/".$self->{admindir});
235	–	# create a new object based on the new area
236	–	my $newarea=ref($self)->new($self->parentconfig());
237	–	$newarea->bootstrapfromlocation($destination);
238	–	# save it with the new location info
239	–	$newarea->store($self->location()."/".$self->{admindir}.
240	–	"/ConfigArea.dat");
241	–	return $newarea;
188		}
189
190	<	sub restore {
190	>	sub scramversion {
191		my $self=shift;
192	<	my $location=shift;
193	<
194	<	my $fh=$self->openfile("<".$location);
195	<	my $varhash={};
196	<	$self->restorevars($fh,$varhash);
197	<	if ( ! defined $self->location() ) {
198	<	$self->location($$varhash{"location"});
199	<	}
200	<	$self->_setupstore();
201	<	$self->url($$varhash{"url"});
202	<	$self->name($$varhash{"name"});
203	<	$self->version($$varhash{"version"});
204	<	$fh->close();
205	<
260	<	$self->_restorestructures();
261	<	}
262	<
263	<	sub name {
264	<	my $self=shift;
265	<
266	<	@_?$self->{name}=shift
267	<	:$self->{name};
192	>	if ( ! defined $self->{scramversion} ) {
193	>	my $filename=$self->location()."/".$self->configurationdir()."/".
194	>	"scram_version";
195	>	if ( -f $filename ) {
196	>	use FileHandle;
197	>	$fh=FileHandle->new();
198	>	open ($fh, "<".$filename);
199	>	my $version=<$fh>;
200	>	chomp $version;
201	>	$self->{scramversion}=$version;
202	>	undef $fh;
203	>	}
204	>	}
205	>	return $self->{scramversion};
206		}
207
208	<	sub version {
208	>	sub bootstrapfromlocation {
209		my $self=shift;
210
211	<	@_?$self->{version}=shift
212	<	:$self->{version};
211	>	my $rv=0;
212	>
213	>	my $location;
214	>	if ( ! defined ($location=$self->searchlocation(@_)) ) {
215	>	$rv=1;
216	>	$self->verbose("Unable to locate the top of local configuration area");
217	>	}
218	>	else {
219	>	$self->location($location);
220	>	$self->verbose("Found top ".$self->location());
221	>	my $infofile=$self->location()."/".$self->{admindir}."/ConfigArea.dat";
222	>	$self->_LoadEnvFile();
223	>	}
224	>	return $rv;
225		}
226
227		sub location {
#	Line 292 | Line 242 | sub searchlocation {
242
243		#start search in current directory if not specified
244		my $thispath;
245	<	@_?$thispath=shift
246	<	:$thispath=cwd();
245	>	if ( @_ ) {
246	>	$thispath=shift
247	>	}
248	>	else {
249	>	$thispath=cwd();
250	>	}
251
252		my $rv=0;
253
254	+	# chop off any files - we only want dirs
255	+	if ( -f $thispath ) {
256	+	$thispath=~s/(.*)\/.*/$1/;
257	+	}
258		Sloop:{
259		do {
260	<	#         print "Searching $thispath\n";
260	>	$self->verbose("Searching $thispath");
261		if ( -e "$thispath/".$self->{admindir} ) {
262	<	#           print "Found\n";
262	>	$self->verbose("Found\n");
263		$rv=1;
264		last Sloop;
265		}
#	Line 310 | Line 268 | sub searchlocation {
268		return $rv?$thispath:undef;
269		}
270
271	<	sub meta {
271	>	sub archname {
272		my $self=shift;
273	<
274	<	my $string=$self->name()." ".$self->version()." located at :\n  ".
275	<	$self->location;
273	>	if ( @_ ) {
274	>	$self->{archname}=shift;
275	>	}
276	>	return $self->{archname};
277		}
278
279	<	sub configitem {
279	>	sub archdir {
280		my $self=shift;
281	<
282	<	return ($self->config()->find("ConfigItem",@_));
281	>	if ( @_ ) {
282	>	$self->{archdir}=shift;
283	>	}
284	>	if ( ! defined $self->{archdir} ) {
285	>	if ( defined $self->{archname} ) {
286	>	$self->{archdir}=$self->location()."/".$self->{admindir}."/".
287	>	$self->{archname};
288	>	}
289	>	else {
290	>	$self->error("ConfigArea : cannot create arch directory - ".
291	>	"architecture name not set")
292	>	}
293	>	}
294	>	return $self->{archdir};
295		}
296
297	<	sub addconfigitem {
297	>	sub satellite {
298		my $self=shift;
328	–	my $url=shift;
299
300	<	my $docref=$self->activatedoc($url);
301	<	# Set up the document
302	<	$docref->setup();
303	<	$docref->save();
304	<	#       $self->config()->storepolicy("local");
300	>	# -- create the sat object
301	>	my $sat=Configuration::ConfigArea->new();
302	>	$sat->name($self->name());
303	>	$sat->version($self->version());
304	>	$sat->requirementsdoc($self->{reqdoc});
305	>	$sat->configurationdir($self->configurationdir());
306	>	$sat->setup(@_);
307	>
308	>	# -- copy across the cache and ObjectStore
309	>	# -- make sure we dont try building new caches in release areas
310	>	my $rcache=$self->cache("<");
311	>	if ( defined $rcache ) {
312	>	copy($rcache->location(),$sat->cache()->location());
313	>	}
314	>
315	>	# -- make sure we dont try building new objectstores in release areas
316	>	my $rostore=$self->objectstore("<");
317	>	if ( defined $rostore ) {
318	>	copy($rostore->location(),$sat->objectstore()->location());
319	>	}
320	>
321	>	# and make sure in reinitialises
322	>	undef ($sat->{cache});
323	>
324	>	# -- link it to this area
325	>	$sat->linkarea($self);
326	>
327	>	# -- save it
328	>	$sat->save();
329	>
330	>	return $sat;
331		}
332
333	<	sub downloadtotop {
333	>	sub copy {
334		my $self=shift;
335	<	my $url=shift;
336	<	my $dir=shift;
337	<
338	<	# only download once
339	<	if ( ! -e $self->location()."/".$dir ) {
344	<	$self->{urlhandler}->download($url,$self->location()."/".$dir);
345	<	}
335	>	my $destination=shift;
336	>
337	>	# copy across the admin dir
338	>	my $temp=$self->location()."/".$self->{admindir};
339	>	AddDir::copydir($temp,"$destination/".$self->{admindir});
340		}
341
342	<	sub _makesatellites {
342	>	sub align {
343		my $self=shift;
344	<	foreach $st ( values %{$self->{structures}} ) {
345	<	$st->setupsatellite()
346	<	}
344	>	use File::Copy;
345	>
346	>	$self->_LoadEnvFile();
347	>	my $Envfile=$self->location()."/".$self->{admindir}."/Environment";
348	>	my $tmpEnvfile=$Envfile.".bak";
349	>	my $rel=$self->{ENV}{RELEASETOP};
350	>	my $local=$self->location();
351	>
352	>	rename( $Envfile, $tmpEnvfile );
353	>	use FileHandle;
354	>	my $fh=FileHandle->new();
355	>	my $fout=FileHandle->new();
356	>	open ( $fh, "<".$tmpEnvfile ) or
357	>	$self->error("Cannot find Environment file. Area Corrupted? ("
358	>	.$self->location().")\n $!");
359	>	open ( $fout, ">".$Envfile ) or
360	>	$self->error("Cannot find Environment file. Area Corrupted? ("
361	>	.$self->location().")\n $!");
362	>	while ( <$fh> ) {
363	>	$_=~s/\Q$rel\L/$local/g;
364	>	print $fout $_;
365	>	}
366	>	undef $fh;
367	>	undef $fout;
368		}
369
370	<	sub _storestructures {
370	>	sub copysetup {
371		my $self=shift;
372	<	foreach $struct ( values %{$self->{structures}} ) {
373	<	$self->config()->store($struct, "Structures", $struct->name());
372	>	my $dest=shift;
373	>
374	>	my $rv=1;
375	>	# copy across the admin dir
376	>	my $temp=$self->location()."/".$self->{admindir}."/".$self->arch();
377	>	my $temp2=$dest."/".$self->{admindir}."/".$self->arch();
378	>	if ( $temp ne $temp2 ) {
379	>	if ( -d $temp ) {
380	>	AddDir::copydir($temp,$temp2);
381	>	$rv=0;
382	>	}
383		}
384	+	return $rv;
385		}
386
387	<	sub _restorestructures {
387	>	sub copyenv {
388		my $self=shift;
389	<	my @strs=$self->config()->find("Structures");
390	<	foreach $struct ( @strs ) {
391	<	$struct->parent($self);
392	<	$self->{structures}{$struct->name()}=$struct;
389	>	my $hashref=shift;
390	>
391	>	foreach $elem ( keys %{$self->{ENV}} ) {
392	>	$$hashref{$elem}=$self->{ENV}{$elem};
393		}
394		}
395
396	<	sub _defaultoptions {
396	>	sub arch {
397		my $self=shift;
398	<	my $name;
374	<	my $location;
375	<
376	<	# --- find out the location - default is cwd
377	<	$location=$self->option("ConfigArea_location");
378	<	if ( ! defined $location ) {
379	<	$location=cwd();
380	<	}
381	<	elsif ( $location!~/^\// ) {
382	<	$location=cwd()."/".$location;
383	<	}
384	<
385	<	# --- find area directory name , default name projectname_version
386	<	$name=$self->option("ConfigArea_name");
387	<	if ( ! defined $name ) {
388	<	$name=$self->defaultdirname();
389	<	}
390	<	return ($location,$name);
398	>	return $ENV{SCRAM_ARCH};
399		}
392	–	# -------------- Tags ---------------------------------
393	–	# -- init parse
394	–	sub Project_Start {
395	–	my $self=shift;
396	–	my $name=shift;
397	–	my $hashref=shift;
398	–
399	–	$self->checktag($name,$hashref,'name');
400	–	$self->checktag($name,$hashref,'version');
400
401	<	$self->name($$hashref{'name'});
402	<	$self->version($$hashref{'version'});
401	>	sub linkto {
402	>	my $self=shift;
403	>	my $location=shift;
404	>	if ( -d $location ) {
405	>	my $area=Configuration::ConfigArea->new();
406	>	$area->bootstrapfromlocation($location);
407	>	$self->linkarea($area);
408	>	}
409	>	else {
410	>	$self->error("ConfigArea : Unable to link to non existing directory ".
411	>	$location);
412	>	}
413		}
414
415	<
407	<	sub Project_text {
415	>	sub unlinkarea {
416		my $self=shift;
417	<	my $name=shift;
418	<	my $string=shift;
419	<
412	<	print $string;
417	>	undef $self->{linkarea};
418	>	$self->{linkarea}=undef;
419	>	$self->save();
420		}
421
422	<	# ---- download parse
416	<
417	<	sub Download_Start {
422	>	sub linkarea {
423		my $self=shift;
424	<	my $name=shift;
425	<	my $hashref=shift;
426	<
422	<	$self->checktag($name,$hashref,'url');
423	<	$self->checktag($name,$hashref,'location');
424	<	if ( $$hashref{'location'}!~/^\w/ ) {
425	<	$self->parseerror("location must start with an".
426	<	" alphanumeric character");
424	>	my $area=shift;
425	>	if ( defined $area ) {
426	>	$self->{linkarea}=$area;
427		}
428	<	print "Downloading .... ".$$hashref{'url'}."\n";
429	<	$self->downloadtotop($$hashref{'url'},$$hashref{'location'});
428	>	return (defined $self->{linkarea} && $self->{linkarea} ne "")?
429	>	$self->{linkarea}:undef;
430		}
431
432	<	sub Use_download_Start {
432	>	sub save {
433		my $self=shift;
434	<	my $name=shift;
435	<	my $hashref=shift;
436	<
437	<	$self->checktag($name,$hashref,'url');
438	<	print "Downloading .... ".$$hashref{'url'}."\n";
439	<	$self->getfile($$hashref{'url'});
434	>	$self->_SaveEnvFile();
435		}
436
437	<	# --- setup parse
437	>	# ---- support routines
438
439	<	sub Structure_Start {
439	>	sub _SaveEnvFile {
440		my $self=shift;
441	<	my $name=shift;
442	<	my $hashref=shift;
443	<
444	<	$self->checktag($name,$hashref,'name');
445	<	if ( !(( exists $$hashref{'type'}) || ( exists $$hashref{'url'})) ) {
446	<	$self->parseerror("No url or type given in <$name> tag");
447	<	}
448	<	if ( ! exists $self->{structures}{$$hashref{'name'}} ) {
449	<	if ( exists $$hashref{'type'}) {
450	<	# create a new object of the specified type
451	<	eval "require $$hashref{'type'} ";
452	<	if  ( $@ ) {
453	<	$self->parseerror("Unable to instantiate type=".
454	<	$$hashref{'type'}." in <$name> .".$@);
455	<	}
461	<	$self->{structures}{$$hashref{'name'}}=
462	<	$$hashref{'type'}->new($self->config());
463	<	$self->{structures}{$$hashref{'name'}}->name($$hashref{'name'});
464	<	$self->{structures}{$$hashref{'name'}}->parent($self);
465	<	$self->{structures}{$$hashref{'name'}}->vars($hashref);
466	<	$self->{structures}{$$hashref{'name'}}->arch($self->arch());
467	<	}
468	<	else { # its an activedoc
469	<	$self->{structures}{$$hashref{'name'}}=
470	<	$self->activatedoc($$hashref{'url'});
441	>	use FileHandle;
442	>	my $fh=FileHandle->new();
443	>	open ( $fh, ">".$self->location()."/".$self->{admindir}."/".
444	>	"Environment" ) or
445	>	$self->error("Cannot Open Environment file to Save ("
446	>	.$self->location().")\n $!");
447	>
448	>	print $fh "SCRAM_PROJECTNAME=".$self->name()."\n";
449	>	print $fh "SCRAM_PROJECTVERSION=".$self->version()."\n";
450	>	print $fh "projconfigdir=".$self->configurationdir()."\n";
451	>	print $fh "SCRAM_ProjReqsDoc=".$self->{reqdoc}."\n";
452	>	if ( defined $self->linkarea() ) {
453	>	my $area=$self->linkarea()->location();
454	>	if ( $area ne "" ) {
455	>	print $fh "RELEASETOP=".$area."\n";
456		}
472	–	$self->{structures}{$$hashref{'name'}}->setupbase();
473	–	}
474	–	else {
475	–	$self->parseerror("Multiply defined Structure - ".
476	–	$$hashref{'name'});
457		}
458	+	undef $fh;
459		}
460
461	<	sub Use_Start {
461	>
462	>	sub _LoadEnvFile {
463		my $self=shift;
464	<	my $name=shift;
465	<	my $hashref=shift;
464	>
465	>	use FileHandle;
466	>	my $fh=FileHandle->new();
467	>	open ( $fh, "<".$self->location()."/".$self->{admindir}."/".
468	>	"Environment" ) or
469	>	$self->error("Cannot find Environment file. Area Corrupted? ("
470	>	.$self->location().")\n $!");
471	>	while ( <$fh> ) {
472	>	chomp;
473	>	next if /^#/;
474	>	next if /^\s*$/ ;
475	>	($name, $value)=split /=/;
476	>	eval "\$self->{ENV}{${name}}=\"$value\"";
477	>	}
478	>	undef $fh;
479
480	<	$self->checktag($name,$hashref,'url');
481	<	$self->addconfigitem($$hashref{'url'});
480	>	# -- set internal variables appropriately
481	>	if ( defined $self->{ENV}{"SCRAM_PROJECTNAME"} ) {
482	>	$self->name($self->{ENV}{"SCRAM_PROJECTNAME"});
483	>	}
484	>	if ( defined $self->{ENV}{"SCRAM_PROJECTVERSION"} ) {
485	>	$self->version($self->{ENV}{"SCRAM_PROJECTVERSION"});
486	>	}
487	>	if ( defined $self->{ENV}{"projconfigdir"} ) {
488	>	$self->configurationdir($self->{ENV}{projconfigdir});
489	>	}
490	>	if ( defined $self->{ENV}{"SCRAM_ProjReqsDoc"} ) {
491	>	$self->requirementsdoc($self->{ENV}{SCRAM_ProjReqsDoc});
492	>	}
493	>	if ( ( defined $self->{ENV}{"RELEASETOP"} ) &&
494	>	($self->{ENV}{"RELEASETOP"} ne $self->location())) {
495	>	$self->linkto($self->{ENV}{"RELEASETOP"});
496	>	}
497	>	else {
498	>	$self->{ENV}{"RELEASETOP"}=$self->location();
499	>	}
500		}
488	–

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