Mercurial > pub > Impl
annotate Lib/IMPL/DOM/Schema.pm @ 391:2287c72f303a
code cleanup
author | cin |
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date | Thu, 13 Feb 2014 20:17:22 +0400 |
parents | 5aff94ba842f |
children | f23fcb19d3c1 |
rev | line source |
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49 | 1 package IMPL::DOM::Schema; |
2 use strict; | |
3 use warnings; | |
4 | |
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5 use File::Spec; |
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6 use IMPL::Const qw(:prop); |
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7 use IMPL::declare { |
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8 require => { |
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9 ComplexNode => 'IMPL::DOM::Schema::ComplexNode', |
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10 ComplexType => 'IMPL::DOM::Schema::ComplexType', |
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11 SimpleNode => 'IMPL::DOM::Schema::SimpleNode', |
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12 SimpleType => 'IMPL::DOM::Schema::SimpleType', |
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13 Node => 'IMPL::DOM::Schema::Node', |
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14 AnyNode => 'IMPL::DOM::Schema::AnyNode', |
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15 NodeList => 'IMPL::DOM::Schema::NodeList', |
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16 NodeSet => 'IMPL::DOM::Schema::NodeSet', |
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17 Property => 'IMPL::DOM::Schema::Property', |
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18 SwitchNode => 'IMPL::DOM::Schema::SwitchNode', |
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19 Validator => 'IMPL::DOM::Schema::Validator', |
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20 Builder => 'IMPL::DOM::Navigator::Builder', |
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21 XMLReader => 'IMPL::DOM::XMLReader', # XMLReader references Schema |
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22 Loader => 'IMPL::Code::Loader', |
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23 StringMap => 'IMPL::Resources::StringLocaleMap' |
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24 }, |
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25 base => [ |
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26 'IMPL::DOM::Document' => sub { |
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27 nodeName => 'schema' |
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28 } |
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29 ], |
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30 props => [ |
383 | 31 _typesMap => PROP_RW | PROP_DIRECT, |
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32 baseDir => PROP_RW | PROP_DIRECT, |
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33 schemaName => PROP_RW | PROP_DIRECT, |
383 | 34 baseSchemas => PROP_RO | PROP_LIST | PROP_DIRECT, |
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35 stringMap => { |
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36 get => '_getStringMap', |
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37 direct => 1 |
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38 } |
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39 ] |
230 | 40 }; |
49 | 41 |
230 | 42 my $validatorLoader = Loader->new(prefix => Validator, verifyNames => 1); |
43 | |
250 | 44 #TODO rename and remove |
49 | 45 sub resolveType { |
383 | 46 goto &ResolveType; |
49 | 47 } |
48 | |
102 | 49 sub CTOR { |
194 | 50 my ($this,%args) = @_; |
51 | |
52 $this->{$baseDir} = ($args{baseDir} || '.'); | |
102 | 53 } |
54 | |
250 | 55 # compat |
56 sub ResolveType { | |
383 | 57 my ($this,$typeName) = @_; |
58 | |
59 my $type = $this->{$_typesMap}{$typeName}; | |
60 return $type if $type; | |
61 | |
62 foreach my $base ($this->baseSchemas) { | |
389 | 63 last if $type = $base->ResolveType($typeName); |
383 | 64 } |
65 | |
66 die IMPL::KeyNotFoundException->new($typeName) | |
67 unless $type; | |
68 return $this->{$_typesMap}{$typeName} = $type; | |
250 | 69 } |
70 | |
49 | 71 sub Create { |
72 my ($this,$nodeName,$class,$refArgs) = @_; | |
73 | |
100 | 74 die new IMPL::Exception('Invalid node class') unless $class->isa('IMPL::DOM::Node'); |
49 | 75 |
101 | 76 if ($class->isa('IMPL::DOM::Schema::Validator')) { |
230 | 77 $class = $validatorLoader->GetFullName($nodeName); |
194 | 78 unless (eval {$class->can('new')}) { |
232 | 79 eval { |
80 $validatorLoader->Require($nodeName); | |
81 }; | |
82 my $e = $@; | |
194 | 83 die new IMPL::Exception("Invalid validator",$class,$e) if $e; |
84 } | |
101 | 85 } |
86 | |
87 return $this->SUPER::Create($nodeName,$class,$refArgs); | |
49 | 88 } |
89 | |
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90 sub _getStringMap { |
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91 my ($this) = @_; |
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92 |
382 | 93 return $this->{$stringMap} |
383 | 94 if $this->{$stringMap}; |
382 | 95 |
96 my $map = StringMap->new(); | |
97 if ($this->baseDir and $this->schemaName) { | |
98 | |
99 $map->paths( File::Spec->catdir($this->baseDir,'locale') ); | |
383 | 100 $map->name( $this->schemaName ); |
382 | 101 } |
381
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102 |
382 | 103 return $this->{$stringMap} = $map; |
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104 } |
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105 |
49 | 106 sub Process { |
107 my ($this) = @_; | |
108 | |
101 | 109 # process instructions |
110 $this->Include($_) foreach map $_->nodeProperty('source'), $this->selectNodes('Include'); | |
111 | |
112 # build types map | |
383 | 113 $this->{$_typesMap} = { map { $_->type, $_ } $this->selectNodes(sub { $_[0]->nodeName eq 'ComplexType' || $_[0]->nodeName eq 'SimpleType' } ) }; |
49 | 114 } |
115 | |
101 | 116 sub Include { |
194 | 117 my ($this,$file) = @_; |
118 | |
119 my $schema = $this->LoadSchema(File::Spec->catfile($this->baseDir, $file)); | |
120 | |
383 | 121 $this->baseSchemas->Append( $schema ); |
101 | 122 } |
123 | |
124 sub LoadSchema { | |
194 | 125 my ($this,$file) = @_; |
126 | |
127 $file = File::Spec->rel2abs($file); | |
128 | |
129 my $class = ref $this || $this; | |
130 | |
232 | 131 my $reader = XMLReader->new( |
230 | 132 Navigator => Builder->new( |
194 | 133 $class, |
134 $class->MetaSchema | |
135 ), | |
136 SkipWhitespace => 1 | |
137 ); | |
138 | |
139 $reader->ParseFile($file); | |
140 | |
141 my $schema = $reader->Navigator->Document; | |
142 | |
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143 my ($vol,$dir,$name) = File::Spec->splitpath($file); |
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144 |
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145 $name =~ s/\.xml$//; |
194 | 146 |
147 $schema->baseDir($dir); | |
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148 $schema->schemaName($name); |
194 | 149 |
150 my @errors = $class->MetaSchema->Validate($schema); | |
151 | |
245 | 152 die new IMPL::Exception("Schema is invalid",$file,map( $_->message, @errors ) ) if @errors; |
194 | 153 |
154 $schema->Process; | |
155 | |
156 return $schema; | |
101 | 157 } |
158 | |
49 | 159 sub Validate { |
160 my ($this,$node) = @_; | |
161 | |
230 | 162 if ( my ($schemaNode) = $this->selectNodes(sub { $_->isa(Node) and $_[0]->name eq $node->nodeName })) { |
49 | 163 $schemaNode->Validate($node); |
164 } else { | |
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165 return new IMPL::DOM::Schema::ValidationError(node => $node, message=> "A specified document (%Node.nodeName%) doesn't match the schema"); |
49 | 166 } |
167 } | |
168 | |
169 my $schema; | |
170 | |
171 sub MetaSchema { | |
172 | |
173 return $schema if $schema; | |
174 | |
232 | 175 $schema = __PACKAGE__->new(); |
49 | 176 |
177 $schema->appendRange( | |
230 | 178 ComplexNode->new(name => 'schema')->appendRange( |
179 NodeSet->new()->appendRange( | |
180 Node->new(name => 'ComplexNode', type => 'ComplexNode', minOccur => 0, maxOccur=>'unbounded'), | |
181 Node->new(name => 'ComplexType', type => 'ComplexType', minOccur => 0, maxOccur=>'unbounded'), | |
182 Node->new(name => 'SimpleNode', type => 'SimpleNode', minOccur => 0, maxOccur=>'unbounded'), | |
183 Node->new(name => 'SimpleType', type => 'SimpleType', minOccur => 0, maxOccur=>'unbounded'), | |
184 Node->new(name => 'Node', type => 'Node', minOccur => 0, maxOccur=>'unbounded'), | |
185 SimpleNode->new(name => 'Include', minOccur => 0, maxOccur=>'unbounded')->appendRange( | |
186 Property->new(name => 'source') | |
49 | 187 ) |
188 ), | |
189 ), | |
230 | 190 ComplexType->new(type => 'NodeSet', nativeType => 'IMPL::DOM::Schema::NodeSet')->appendRange( |
191 NodeSet->new()->appendRange( | |
192 Node->new(name => 'ComplexNode', type => 'ComplexNode', minOccur => 0, maxOccur=>'unbounded'), | |
193 Node->new(name => 'SimpleNode', type => 'SimpleNode', minOccur => 0, maxOccur=>'unbounded'), | |
194 Node->new(name => 'Node', type=>'Node', minOccur => 0, maxOccur=>'unbounded'), | |
195 SwitchNode->new(minOccur => 0, maxOccur => 1)->appendRange( | |
196 Node->new(name => 'AnyNode', type => 'AnyNode'), | |
197 Node->new(name => 'SwitchNode',type => 'SwitchNode') | |
49 | 198 ) |
199 ) | |
200 ), | |
230 | 201 ComplexType->new(type => 'SwitchNode', nativeType => 'IMPL::DOM::Schema::SwitchNode')->appendRange( |
202 NodeSet->new()->appendRange( | |
203 Node->new(name => 'ComplexNode', type=>'ComplexNode', minOccur => 0, maxOccur=>'unbounded'), | |
204 Node->new(name => 'SimpleNode', type=>'SimpleNode', minOccur => 0, maxOccur=>'unbounded'), | |
205 Node->new(name => 'Node', type=>'Node', minOccur => 0, maxOccur=>'unbounded'), | |
49 | 206 ) |
207 ), | |
230 | 208 ComplexType->new(type => 'NodeList', nativeType => 'IMPL::DOM::Schema::NodeList')->appendRange( |
209 NodeSet->new()->appendRange( | |
210 Node->new(name => 'ComplexNode', type => 'ComplexNode', minOccur => 0, maxOccur=>'unbounded'), | |
211 Node->new(name => 'SimpleNode', type => 'SimpleNode', minOccur => 0, maxOccur=>'unbounded'), | |
212 Node->new(name => 'SwitchNode',type => 'SwitchNode', minOccur => 0, maxOccur=>'unbounded'), | |
213 Node->new(name => 'Node', type => 'Node', minOccur => 0, maxOccur=>'unbounded'), | |
214 Node->new(name => 'AnyNode', type => 'AnyNode', minOccur => 0, maxOccur=>'unbounded'), | |
49 | 215 ) |
216 ), | |
230 | 217 ComplexType->new(type => 'ComplexType', nativeType => 'IMPL::DOM::Schema::ComplexType')->appendRange( |
218 NodeList->new()->appendRange( | |
219 SwitchNode->new()->appendRange( | |
220 Node->new(name => 'NodeSet', type => 'NodeSet'), | |
221 Node->new(name => 'NodeList',type => 'NodeList'), | |
49 | 222 ), |
230 | 223 Node->new(name => 'Property', type=>'Property', maxOccur=>'unbounded', minOccur=>0), |
224 AnyNode->new(maxOccur => 'unbounded', minOccur => 0, type=>'Validator') | |
49 | 225 ), |
230 | 226 Property->new(name => 'type') |
49 | 227 ), |
230 | 228 ComplexType->new(type => 'ComplexNode', nativeType => 'IMPL::DOM::Schema::ComplexNode')->appendRange( |
229 NodeList->new()->appendRange( | |
230 SwitchNode->new()->appendRange( | |
231 Node->new(name => 'NodeSet', type => 'NodeSet'), | |
232 Node->new(name => 'NodeList',type => 'NodeList'), | |
49 | 233 ), |
230 | 234 Node->new(name => 'Property', type=>'Property', maxOccur=>'unbounded', minOccur=>0), |
235 AnyNode->new(maxOccur => 'unbounded', minOccur => 0, type=>'Validator') | |
49 | 236 ), |
230 | 237 Property->new(name => 'name') |
49 | 238 ), |
230 | 239 ComplexType->new(type => 'SimpleType', nativeType => 'IMPL::DOM::Schema::SimpleType')->appendRange( |
240 NodeList->new()->appendRange( | |
241 Node->new(name => 'Property', type=>'Property', maxOccur=>'unbounded', minOccur=>0), | |
242 AnyNode->new(maxOccur => 'unbounded', minOccur => 0, type=>'Validator') | |
49 | 243 ), |
389 | 244 Property->new(name => 'type') |
49 | 245 ), |
230 | 246 ComplexType->new(type => 'SimpleNode', nativeType => 'IMPL::DOM::Schema::SimpleNode')->appendRange( |
247 NodeList->new()->appendRange( | |
248 Node->new(name => 'Property', type=>'Property', maxOccur=>'unbounded', minOccur=>0), | |
249 AnyNode->new(maxOccur => 'unbounded', minOccur => 0, type=>'Validator') | |
49 | 250 ), |
389 | 251 Property->new(name => 'name') |
49 | 252 ), |
230 | 253 ComplexType->new(type => 'Validator', nativeType => 'IMPL::DOM::Schema::Validator')->appendRange( |
254 NodeList->new()->appendRange( | |
255 AnyNode->new(maxOccur => 'unbounded', minOccur => 0) | |
100 | 256 ) |
102 | 257 ), |
230 | 258 ComplexType->new(type => 'Property', nativeType => 'IMPL::DOM::Schema::Property' )->appendRange( |
259 NodeList->new()->appendRange( | |
260 AnyNode->new(maxOccur => 'unbounded', minOccur => 0) | |
194 | 261 ), |
389 | 262 Property->new(name => 'name') |
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263 ), |
230 | 264 SimpleType->new(type => 'Node', nativeType => 'IMPL::DOM::Schema::Node')->appendRange( |
265 Property->new(name => 'name'), | |
266 Property->new(name => 'type') | |
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267 ), |
230 | 268 SimpleType->new(type => 'AnyNode', nativeType => 'IMPL::DOM::Schema::AnyNode') |
49 | 269 ); |
270 | |
271 $schema->Process; | |
272 | |
273 return $schema; | |
274 } | |
275 | |
276 1; | |
277 | |
278 __END__ | |
279 | |
280 =pod | |
281 | |
98 | 282 =head1 NAME |
283 | |
180 | 284 C<IMPL::DOM::Schema> - Схема документа. |
98 | 285 |
49 | 286 =head1 DESCRIPTION |
287 | |
166 | 288 C<use parent qw(IMPL::DOM::Document)> |
98 | 289 |
180 | 290 DOM схема - это документ, состоящий из определенных узлов, описывающая структуру |
291 других документов. | |
49 | 292 |
293 =head1 METHODS | |
294 | |
295 =over | |
296 | |
297 =item C<< $obj->Process() >> | |
298 | |
180 | 299 Обновляет таблицу типов из содержимого. |
49 | 300 |
301 =item C<< $obj->ResolveType($typeName) >> | |
302 | |
180 | 303 Возвращает схему типа c именем C<$typeName>. |
49 | 304 |
305 =back | |
306 | |
307 =head1 META SCHEMA | |
308 | |
180 | 309 Схема для описания схемы, эта схема используется для постороения других схем, выглядит приблизительно так |
49 | 310 |
98 | 311 =begin code xml |
312 | |
49 | 313 <schema> |
314 <ComplexNode name="schema"> | |
315 <NodeSet> | |
316 <Node minOcuur="0" maxOccur="unbounded" name="ComplexNode" type="ComplexNode"/> | |
317 <Node minOcuur="0" maxOccur="unbounded" name="SimpleNode" type="SimpleNode"/> | |
318 <Node minOcuur="0" maxOccur="unbounded" name="ComplexType" type="ComplexType"/> | |
319 <Node minOcuur="0" maxOccur="unbounded" name="SimpleType" type="SimpleType"/> | |
320 <SimpleNode minOcuur="0" maxOccur="unbounded" name="Node"/> | |
321 <SimpleNode minOcuur="0" maxOccur="unbounded" name="Include"/> | |
322 </NodeSet> | |
323 </ComplexNode> | |
324 | |
325 <ComplexType type="NodeContainer"> | |
326 <NodeSet> | |
327 <Node minOcuur="0" maxOccur="unbounded" name="ComplexNode" type="ComplexNode"/> | |
328 <Node minOcuur="0" maxOccur="unbounded" name="SimpleNode" type="SimpleNode"/> | |
329 <SimpleNode minOcuur="0" maxOccur="unbounded" name="Node"/> | |
330 </NodeSet> | |
331 </ComplexType> | |
332 | |
333 <ComplexType type="ComplexType"> | |
334 <NodeList> | |
335 <Node name="NodeSet" type="NodeContainer" minOcuur=0/> | |
336 <Node name="NodeList" type="NodeContainer" minOccur=0/> | |
337 <AnyNode minOccur="0" maxOccur="unbounded" type="Validator"/> | |
338 </NodeList> | |
339 </ComplexType> | |
340 | |
341 <ComplexType type="ComplexNode"> | |
342 <NodeList> | |
343 <Node name="NodeSet" type="NodeContainer" minOcuur=0/> | |
344 <Node name="NodeList" type="NodeContainer" minOccur=0/> | |
345 <AnyNode minOccur="0" maxOccur="unbounded" type="Validator"/> | |
346 </NodeList> | |
347 </ComplexType> | |
348 | |
349 <ComplexType type="SimpleNode"> | |
350 <NodeSet> | |
351 <AnyNode minOccur=0 maxOccur="unbounded" type="Validator"/> | |
352 </NodeSet> | |
353 </ComplexType> | |
354 | |
355 <ComplexType type="SimpleType"> | |
356 <NodeSet> | |
357 <AnyNode minOccur=0 maxOccur="unbounded" type="Validator"/> | |
358 </NodeSet> | |
359 </ComplexType> | |
360 | |
361 <ComplexType type="Validator"> | |
362 <NodeSet> | |
363 <AnyNode minOccur=0 maxOccur="unbounded"/> | |
364 </NodeSet> | |
365 </ComplexType> | |
366 | |
367 </schema> | |
368 | |
98 | 369 =end code xml |
370 | |
49 | 371 =cut |