Mercurial > pub > Impl
annotate Lib/IMPL/DOM/Schema.pm @ 119:8114aaa7feba
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| author | wizard |
|---|---|
| date | Mon, 07 Jun 2010 17:43:15 +0400 |
| parents | 196bf443b5e1 |
| children | c8dfbbdd8005 |
| rev | line source |
|---|---|
| 49 | 1 package IMPL::DOM::Schema; |
| 2 use strict; | |
| 3 use warnings; | |
| 4 | |
| 5 require IMPL::DOM::Schema::ComplexNode; | |
| 6 require IMPL::DOM::Schema::ComplexType; | |
| 7 require IMPL::DOM::Schema::SimpleNode; | |
| 8 require IMPL::DOM::Schema::SimpleType; | |
| 9 require IMPL::DOM::Schema::Node; | |
| 10 require IMPL::DOM::Schema::AnyNode; | |
| 11 require IMPL::DOM::Schema::NodeList; | |
| 12 require IMPL::DOM::Schema::NodeSet; | |
| 13 require IMPL::DOM::Schema::Property; | |
| 14 require IMPL::DOM::Schema::SwitchNode; | |
| 101 | 15 require IMPL::DOM::Schema::Validator; |
| 16 require IMPL::DOM::Navigator::Builder; | |
| 17 require IMPL::DOM::XMLReader; | |
|
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18 require IMPL::DOM::Schema::InflateFactory; |
| 49 | 19 |
| 20 use base qw(IMPL::DOM::Document); | |
| 21 use IMPL::Class::Property; | |
| 22 use IMPL::Class::Property::Direct; | |
| 101 | 23 use File::Spec; |
| 49 | 24 |
| 25 our %CTOR = ( | |
| 26 'IMPL::DOM::Document' => sub { nodeName => 'schema' } | |
| 27 ); | |
| 28 | |
| 29 BEGIN { | |
| 30 private _direct property _TypesMap => prop_all; | |
| 101 | 31 public _direct property baseDir => prop_all; |
| 49 | 32 public _direct property BaseSchemas => prop_get | owner_set; |
| 33 } | |
| 34 | |
| 35 sub resolveType { | |
| 36 $_[0]->{$_TypesMap}->{$_[1]}; | |
| 37 } | |
| 38 | |
| 102 | 39 sub CTOR { |
| 40 my ($this,%args) = @_; | |
| 41 | |
| 42 $this->{$baseDir} = ($args{baseDir} || '.'); | |
| 43 } | |
| 44 | |
| 49 | 45 sub Create { |
| 46 my ($this,$nodeName,$class,$refArgs) = @_; | |
| 47 | |
| 100 | 48 die new IMPL::Exception('Invalid node class') unless $class->isa('IMPL::DOM::Node'); |
| 49 | 49 |
| 101 | 50 if ($class->isa('IMPL::DOM::Schema::Validator')) { |
| 51 $class = "IMPL::DOM::Schema::Validator::$nodeName"; | |
| 52 unless (eval {$class->can('new')}) { | |
| 53 eval "require $class; 1;"; | |
| 54 my $e = $@; | |
| 55 die new IMPL::Exception("Invalid validator",$class,$e) if $e; | |
| 56 } | |
| 57 } | |
| 58 | |
| 59 return $this->SUPER::Create($nodeName,$class,$refArgs); | |
| 49 | 60 } |
| 61 | |
| 62 sub Process { | |
| 63 my ($this) = @_; | |
| 64 | |
| 101 | 65 # process instructions |
| 66 $this->Include($_) foreach map $_->nodeProperty('source'), $this->selectNodes('Include'); | |
| 67 | |
| 68 # build types map | |
| 49 | 69 $this->{$_TypesMap} = { map { $_->type, $_ } $this->selectNodes(sub { $_[0]->nodeName eq 'ComplexType' || $_[0]->nodeName eq 'SimpleType' } ) }; |
| 70 } | |
| 71 | |
| 101 | 72 sub Include { |
| 73 my ($this,$file) = @_; | |
| 74 | |
| 102 | 75 my $schema = $this->LoadSchema(File::Spec->catfile($this->baseDir, $file)); |
| 101 | 76 |
| 77 $this->appendRange( $schema->childNodes ); | |
| 78 } | |
| 79 | |
| 80 sub LoadSchema { | |
| 102 | 81 my ($this,$file) = @_; |
| 82 | |
| 83 $file = File::Spec->rel2abs($file); | |
| 101 | 84 |
| 85 my $class = ref $this || $this; | |
| 86 | |
| 87 my $reader = new IMPL::DOM::XMLReader( | |
| 88 Navigator => new IMPL::DOM::Navigator::Builder( | |
| 89 $class, | |
| 90 $class->MetaSchema | |
| 91 ) | |
| 92 ); | |
| 93 | |
| 102 | 94 $reader->ParseFile($file); |
| 101 | 95 |
| 96 my $schema = $reader->Navigator->Document; | |
| 97 | |
| 98 my ($vol,$dir) = File::Spec->splitpath($file); | |
| 99 | |
| 100 $schema->baseDir($dir); | |
| 101 | |
| 102 my @errors = $class->MetaSchema->Validate($schema); | |
| 103 | |
| 104 die new IMPL::Exception("Schema is invalid",$file,map( $_->Message, @errors ) ) if @errors; | |
| 105 | |
| 106 $schema->Process; | |
| 107 | |
| 108 return $schema; | |
| 109 } | |
| 110 | |
| 49 | 111 sub Validate { |
| 112 my ($this,$node) = @_; | |
| 113 | |
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114 if ( my ($schemaNode) = $this->selectNodes(sub { $_->isa('IMPL::DOM::Schema::Node') and $_[0]->name eq $node->nodeName })) { |
| 49 | 115 $schemaNode->Validate($node); |
| 116 } else { | |
| 117 return new IMPL::DOM::Schema::ValidationError(Message=> "A specified document doesn't match the schema"); | |
| 118 } | |
| 119 } | |
| 120 | |
| 121 my $schema; | |
| 122 | |
| 123 sub MetaSchema { | |
| 124 | |
| 125 return $schema if $schema; | |
| 126 | |
| 127 $schema = new IMPL::DOM::Schema; | |
| 128 | |
| 129 $schema->appendRange( | |
| 130 IMPL::DOM::Schema::ComplexNode->new(name => 'schema')->appendRange( | |
| 131 IMPL::DOM::Schema::NodeSet->new()->appendRange( | |
| 132 IMPL::DOM::Schema::Node->new(name => 'ComplexNode', type => 'ComplexNode', minOccur => 0, maxOccur=>'unbounded'), | |
| 133 IMPL::DOM::Schema::Node->new(name => 'ComplexType', type => 'ComplexType', minOccur => 0, maxOccur=>'unbounded'), | |
| 134 IMPL::DOM::Schema::Node->new(name => 'SimpleNode', type => 'SimpleNode', minOccur => 0, maxOccur=>'unbounded'), | |
| 135 IMPL::DOM::Schema::Node->new(name => 'SimpleType', type => 'SimpleType', minOccur => 0, maxOccur=>'unbounded'), | |
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136 IMPL::DOM::Schema::Node->new(name => 'Node', type => 'Node', minOccur => 0, maxOccur=>'unbounded'), |
| 49 | 137 IMPL::DOM::Schema::SimpleNode->new(name => 'Include', minOccur => 0, maxOccur=>'unbounded')->appendRange( |
| 138 IMPL::DOM::Schema::Property->new(name => 'source') | |
| 139 ) | |
| 140 ), | |
| 141 ), | |
| 142 IMPL::DOM::Schema::ComplexType->new(type => 'NodeSet', nativeType => 'IMPL::DOM::Schema::NodeSet')->appendRange( | |
| 143 IMPL::DOM::Schema::NodeSet->new()->appendRange( | |
| 144 IMPL::DOM::Schema::Node->new(name => 'ComplexNode', type => 'ComplexNode', minOccur => 0, maxOccur=>'unbounded'), | |
| 145 IMPL::DOM::Schema::Node->new(name => 'SimpleNode', type => 'SimpleNode', minOccur => 0, maxOccur=>'unbounded'), | |
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146 IMPL::DOM::Schema::Node->new(name => 'Node', type=>'Node', minOccur => 0, maxOccur=>'unbounded'), |
| 49 | 147 IMPL::DOM::Schema::SwitchNode->new(minOccur => 0, maxOccur => 1)->appendRange( |
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148 IMPL::DOM::Schema::Node->new(name => 'AnyNode', type => 'AnyNode'), |
| 49 | 149 IMPL::DOM::Schema::Node->new(name => 'SwitchNode',type => 'SwitchNode') |
| 150 ) | |
| 151 ) | |
| 152 ), | |
| 153 IMPL::DOM::Schema::ComplexType->new(type => 'SwitchNode', nativeType => 'IMPL::DOM::Schema::SwitchNode')->appendRange( | |
| 154 IMPL::DOM::Schema::NodeSet->new()->appendRange( | |
| 155 IMPL::DOM::Schema::Node->new(name => 'ComplexNode', type=>'ComplexNode', minOccur => 0, maxOccur=>'unbounded'), | |
| 156 IMPL::DOM::Schema::Node->new(name => 'SimpleNode', type=>'SimpleNode', minOccur => 0, maxOccur=>'unbounded'), | |
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157 IMPL::DOM::Schema::Node->new(name => 'Node', type=>'Node', minOccur => 0, maxOccur=>'unbounded'), |
| 49 | 158 ) |
| 159 ), | |
| 160 IMPL::DOM::Schema::ComplexType->new(type => 'NodeList', nativeType => 'IMPL::DOM::Schema::NodeList')->appendRange( | |
| 161 IMPL::DOM::Schema::NodeSet->new()->appendRange( | |
| 162 IMPL::DOM::Schema::Node->new(name => 'ComplexNode', type => 'ComplexNode', minOccur => 0, maxOccur=>'unbounded'), | |
| 163 IMPL::DOM::Schema::Node->new(name => 'SimpleNode', type => 'SimpleNode', minOccur => 0, maxOccur=>'unbounded'), | |
| 164 IMPL::DOM::Schema::Node->new(name => 'SwitchNode',type => 'SwitchNode', minOccur => 0, maxOccur=>'unbounded'), | |
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165 IMPL::DOM::Schema::Node->new(name => 'Node', type => 'Node', minOccur => 0, maxOccur=>'unbounded'), |
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166 IMPL::DOM::Schema::Node->new(name => 'AnyNode', type => 'AnyNode', minOccur => 0, maxOccur=>'unbounded'), |
| 49 | 167 ) |
| 168 ), | |
| 169 IMPL::DOM::Schema::ComplexType->new(type => 'ComplexType', nativeType => 'IMPL::DOM::Schema::ComplexType')->appendRange( | |
| 170 IMPL::DOM::Schema::NodeList->new()->appendRange( | |
| 171 IMPL::DOM::Schema::SwitchNode->new()->appendRange( | |
| 172 IMPL::DOM::Schema::Node->new(name => 'NodeSet', type => 'NodeSet'), | |
| 173 IMPL::DOM::Schema::Node->new(name => 'NodeList',type => 'NodeList'), | |
| 174 ), | |
| 102 | 175 IMPL::DOM::Schema::Node->new(name => 'Property', type=>'Property', maxOccur=>'unbounded', minOccur=>0), |
| 49 | 176 IMPL::DOM::Schema::AnyNode->new(maxOccur => 'unbounded', minOccur => 0, type=>'Validator') |
| 177 ), | |
| 178 new IMPL::DOM::Schema::Property(name => 'type') | |
| 179 ), | |
| 180 IMPL::DOM::Schema::ComplexType->new(type => 'ComplexNode', nativeType => 'IMPL::DOM::Schema::ComplexNode')->appendRange( | |
| 181 IMPL::DOM::Schema::NodeList->new()->appendRange( | |
| 182 IMPL::DOM::Schema::SwitchNode->new()->appendRange( | |
| 183 IMPL::DOM::Schema::Node->new(name => 'NodeSet', type => 'NodeSet'), | |
| 184 IMPL::DOM::Schema::Node->new(name => 'NodeList',type => 'NodeList'), | |
| 185 ), | |
| 102 | 186 IMPL::DOM::Schema::Node->new(name => 'Property', type=>'Property', maxOccur=>'unbounded', minOccur=>0), |
| 49 | 187 IMPL::DOM::Schema::AnyNode->new(maxOccur => 'unbounded', minOccur => 0, type=>'Validator') |
| 188 ), | |
| 189 new IMPL::DOM::Schema::Property(name => 'name') | |
| 190 ), | |
| 191 IMPL::DOM::Schema::ComplexType->new(type => 'SimpleType', nativeType => 'IMPL::DOM::Schema::SimpleType')->appendRange( | |
| 102 | 192 IMPL::DOM::Schema::NodeList->new()->appendRange( |
| 193 IMPL::DOM::Schema::Node->new(name => 'Property', type=>'Property', maxOccur=>'unbounded', minOccur=>0), | |
| 49 | 194 IMPL::DOM::Schema::AnyNode->new(maxOccur => 'unbounded', minOccur => 0, type=>'Validator') |
| 195 ), | |
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196 new IMPL::DOM::Schema::Property(name => 'type'), |
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197 new IMPL::DOM::Schema::Property(name => 'inflator', optional => 1, inflator => 'IMPL::DOM::Schema::InflateFactory') |
| 49 | 198 ), |
| 199 IMPL::DOM::Schema::ComplexType->new(type => 'SimpleNode', nativeType => 'IMPL::DOM::Schema::SimpleNode')->appendRange( | |
| 102 | 200 IMPL::DOM::Schema::NodeList->new()->appendRange( |
| 201 IMPL::DOM::Schema::Node->new(name => 'Property', type=>'Property', maxOccur=>'unbounded', minOccur=>0), | |
| 49 | 202 IMPL::DOM::Schema::AnyNode->new(maxOccur => 'unbounded', minOccur => 0, type=>'Validator') |
| 203 ), | |
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204 new IMPL::DOM::Schema::Property(name => 'name'), |
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205 new IMPL::DOM::Schema::Property(name => 'inflator', optional => 1, inflator => 'IMPL::DOM::Schema::InflateFactory') |
| 49 | 206 ), |
| 207 IMPL::DOM::Schema::ComplexType->new(type => 'Validator', nativeType => 'IMPL::DOM::Schema::Validator')->appendRange( | |
| 208 IMPL::DOM::Schema::NodeList->new()->appendRange( | |
| 209 IMPL::DOM::Schema::AnyNode->new(maxOccur => 'unbounded', minOccur => 0) | |
| 100 | 210 ) |
| 102 | 211 ), |
| 212 IMPL::DOM::Schema::ComplexType->new(type => 'Property', nativeType => 'IMPL::DOM::Schema::Property' )->appendRange( | |
| 213 IMPL::DOM::Schema::NodeList->new()->appendRange( | |
| 214 IMPL::DOM::Schema::AnyNode->new(maxOccur => 'unbounded', minOccur => 0) | |
| 215 ), | |
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216 IMPL::DOM::Schema::Property->new(name => 'name'), |
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217 new IMPL::DOM::Schema::Property(name => 'inflator', optional => 1, inflator => 'IMPL::DOM::Schema::InflateFactory') |
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218 ), |
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219 IMPL::DOM::Schema::SimpleType->new(type => 'Node', nativeType => 'IMPL::DOM::Schema::Node')->appendRange( |
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220 IMPL::DOM::Schema::Property->new(name => 'name'), |
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221 IMPL::DOM::Schema::Property->new(name => 'type') |
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222 ), |
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223 IMPL::DOM::Schema::SimpleType->new(type => 'AnyNode', nativeType => 'IMPL::DOM::Schema::AnyNode') |
| 49 | 224 ); |
| 225 | |
| 226 $schema->Process; | |
| 227 | |
| 228 return $schema; | |
| 229 } | |
| 230 | |
| 231 1; | |
| 232 | |
| 233 __END__ | |
| 234 | |
| 235 =pod | |
| 236 | |
| 98 | 237 =head1 NAME |
| 238 | |
| 239 C<IMPL::DOM::Schema> - Схема документа. | |
| 240 | |
| 49 | 241 =head1 DESCRIPTION |
| 242 | |
| 98 | 243 C<use base qw(IMPL::DOM::Document)> |
| 244 | |
| 245 DOM схема - это документ, состоящий из определенных узлов, описывающая структуру | |
| 246 других документов. | |
| 49 | 247 |
| 248 =head1 METHODS | |
| 249 | |
| 250 =over | |
| 251 | |
| 252 =item C<< $obj->Process() >> | |
| 253 | |
| 254 Обновляет таблицу типов из содержимого. | |
| 255 | |
| 256 =item C<< $obj->ResolveType($typeName) >> | |
| 257 | |
| 258 Возвращает схему типа c именем C<$typeName>. | |
| 259 | |
| 260 =back | |
| 261 | |
| 262 =head1 META SCHEMA | |
| 263 | |
| 100 | 264 Схема для описания схемы, эта схема используется для постороения других схем, выглядит приблизительно так |
| 49 | 265 |
| 98 | 266 =begin code xml |
| 267 | |
| 49 | 268 <schema> |
| 269 <ComplexNode name="schema"> | |
| 270 <NodeSet> | |
| 271 <Node minOcuur="0" maxOccur="unbounded" name="ComplexNode" type="ComplexNode"/> | |
| 272 <Node minOcuur="0" maxOccur="unbounded" name="SimpleNode" type="SimpleNode"/> | |
| 273 <Node minOcuur="0" maxOccur="unbounded" name="ComplexType" type="ComplexType"/> | |
| 274 <Node minOcuur="0" maxOccur="unbounded" name="SimpleType" type="SimpleType"/> | |
| 275 <SimpleNode minOcuur="0" maxOccur="unbounded" name="Node"/> | |
| 276 <SimpleNode minOcuur="0" maxOccur="unbounded" name="Include"/> | |
| 277 </NodeSet> | |
| 278 </ComplexNode> | |
| 279 | |
| 280 <ComplexType type="NodeContainer"> | |
| 281 <NodeSet> | |
| 282 <Node minOcuur="0" maxOccur="unbounded" name="ComplexNode" type="ComplexNode"/> | |
| 283 <Node minOcuur="0" maxOccur="unbounded" name="SimpleNode" type="SimpleNode"/> | |
| 284 <SimpleNode minOcuur="0" maxOccur="unbounded" name="Node"/> | |
| 285 </NodeSet> | |
| 286 </ComplexType> | |
| 287 | |
| 288 <ComplexType type="ComplexType"> | |
| 289 <NodeList> | |
| 290 <Node name="NodeSet" type="NodeContainer" minOcuur=0/> | |
| 291 <Node name="NodeList" type="NodeContainer" minOccur=0/> | |
| 292 <AnyNode minOccur="0" maxOccur="unbounded" type="Validator"/> | |
| 293 </NodeList> | |
| 294 </ComplexType> | |
| 295 | |
| 296 <ComplexType type="ComplexNode"> | |
| 297 <NodeList> | |
| 298 <Node name="NodeSet" type="NodeContainer" minOcuur=0/> | |
| 299 <Node name="NodeList" type="NodeContainer" minOccur=0/> | |
| 300 <AnyNode minOccur="0" maxOccur="unbounded" type="Validator"/> | |
| 301 </NodeList> | |
| 302 </ComplexType> | |
| 303 | |
| 304 <ComplexType type="SimpleNode"> | |
| 305 <NodeSet> | |
| 306 <AnyNode minOccur=0 maxOccur="unbounded" type="Validator"/> | |
| 307 </NodeSet> | |
| 308 </ComplexType> | |
| 309 | |
| 310 <ComplexType type="SimpleType"> | |
| 311 <NodeSet> | |
| 312 <AnyNode minOccur=0 maxOccur="unbounded" type="Validator"/> | |
| 313 </NodeSet> | |
| 314 </ComplexType> | |
| 315 | |
| 316 <ComplexType type="Validator"> | |
| 317 <NodeSet> | |
| 318 <AnyNode minOccur=0 maxOccur="unbounded"/> | |
| 319 </NodeSet> | |
| 320 </ComplexType> | |
| 321 | |
| 322 </schema> | |
| 323 | |
| 98 | 324 =end code xml |
| 325 | |
| 49 | 326 =cut |