QGIS API Documentation 3.99.0-Master (d270888f95f)
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qgswfsgetcapabilities.cpp
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1/***************************************************************************
2 qgswfsgecapabilities.cpp
3 -------------------------
4 begin : December 20 , 2016
5 copyright : (C) 2007 by Marco Hugentobler (original code)
6 (C) 2012 by René-Luc D'Hont (original code)
7 (C) 2014 by Alessandro Pasotti (original code)
8 (C) 2017 by David Marteau
9 email : marco dot hugentobler at karto dot baug dot ethz dot ch
10 a dot pasotti at itopen dot it
11 david dot marteau at 3liz dot com
12 ***************************************************************************/
13
14/***************************************************************************
15 * *
16 * This program is free software; you can redistribute it and/or modify *
17 * it under the terms of the GNU General Public License as published by *
18 * the Free Software Foundation; either version 2 of the License, or *
19 * (at your option) any later version. *
20 * *
21 ***************************************************************************/
22#include "qgswfsgetcapabilities.h"
23
24#include "qgscoordinatereferencesystem.h"
25#include "qgscoordinatetransform.h"
26#include "qgsexception.h"
27#include "qgsproject.h"
28#include "qgsserverprojectutils.h"
29#include "qgsvectordataprovider.h"
30#include "qgsvectorlayer.h"
31#include "qgswfsutils.h"
32
33#include <QString>
34
35using namespace Qt::StringLiterals;
36
37namespace QgsWfs
38{
39
43 void writeGetCapabilities( QgsServerInterface *serverIface, const QgsProject *project, const QString &version, const QgsServerRequest &request, QgsServerResponse &response )
44 {
45#ifdef HAVE_SERVER_PYTHON_PLUGINS
46 QgsAccessControl *accessControl = serverIface->accessControls();
47#endif
48 QDomDocument doc;
49 const QDomDocument *capabilitiesDocument = nullptr;
50
51#ifdef HAVE_SERVER_PYTHON_PLUGINS
52 QgsServerCacheManager *cacheManager = serverIface->cacheManager();
53 if ( cacheManager && cacheManager->getCachedDocument( &doc, project, request, accessControl ) )
54 {
55 capabilitiesDocument = &doc;
56 }
57 else //capabilities xml not in cache. Create a new one
58 {
59 doc = createGetCapabilitiesDocument( serverIface, project, version, request );
60
61 if ( cacheManager )
62 {
63 cacheManager->setCachedDocument( &doc, project, request, accessControl );
64 }
65 capabilitiesDocument = &doc;
66 }
67#else
68 doc = createGetCapabilitiesDocument( serverIface, project, version, request );
69 capabilitiesDocument = &doc;
70#endif
71 response.setHeader( u"Content-Type"_s, u"text/xml; charset=utf-8"_s );
72 response.write( capabilitiesDocument->toByteArray() );
73 }
74
75
76 QDomDocument createGetCapabilitiesDocument( QgsServerInterface *serverIface, const QgsProject *project, const QString &version, const QgsServerRequest &request )
77 {
78 Q_UNUSED( version )
79
80 QDomDocument doc;
81
82 //wfs:WFS_Capabilities element
83 QDomElement wfsCapabilitiesElement = doc.createElement( u"WFS_Capabilities"_s /*wms:WFS_Capabilities*/ );
84 wfsCapabilitiesElement.setAttribute( u"xmlns"_s, WFS_NAMESPACE );
85 wfsCapabilitiesElement.setAttribute( u"xmlns:xsi"_s, u"http://www.w3.org/2001/XMLSchema-instance"_s );
86 wfsCapabilitiesElement.setAttribute( u"xsi:schemaLocation"_s, WFS_NAMESPACE + " http://schemas.opengis.net/wfs/1.1.0/wfs.xsd" );
87 wfsCapabilitiesElement.setAttribute( u"xmlns:ogc"_s, OGC_NAMESPACE );
88 wfsCapabilitiesElement.setAttribute( u"xmlns:gml"_s, GML_NAMESPACE );
89 wfsCapabilitiesElement.setAttribute( u"xmlns:ows"_s, u"http://www.opengis.net/ows"_s );
90 wfsCapabilitiesElement.setAttribute( u"xmlns:xlink"_s, u"http://www.w3.org/1999/xlink"_s );
91 wfsCapabilitiesElement.setAttribute( u"version"_s, implementationVersion() );
92 wfsCapabilitiesElement.setAttribute( u"updateSequence"_s, u"0"_s );
93 doc.appendChild( wfsCapabilitiesElement );
94
95 //ows:ServiceIdentification
96 wfsCapabilitiesElement.appendChild( getServiceIdentificationElement( doc, project ) );
97
98 //ows:ServiceProvider
99 wfsCapabilitiesElement.appendChild( getServiceProviderElement( doc, project ) );
100
101 //wfs:OperationsMetadata
102 wfsCapabilitiesElement.appendChild( getOperationsMetadataElement( doc, project, request, serverIface->serverSettings() ) );
103
104 //wfs:FeatureTypeList
105 wfsCapabilitiesElement.appendChild( getFeatureTypeListElement( doc, serverIface, project ) );
106
107 /*
108 * Adding ogc:Filter_Capabilities in wfsCapabilitiesElement
109 */
110 //ogc:Filter_Capabilities element
111 QDomElement filterCapabilitiesElement = doc.createElement( u"ogc:Filter_Capabilities"_s /*ogc:Filter_Capabilities*/ );
112 wfsCapabilitiesElement.appendChild( filterCapabilitiesElement );
113 QDomElement spatialCapabilitiesElement = doc.createElement( u"ogc:Spatial_Capabilities"_s /*ogc:Spatial_Capabilities*/ );
114 filterCapabilitiesElement.appendChild( spatialCapabilitiesElement );
115 //GeometryOperands
116 QStringList geometryOperands;
117 geometryOperands << u"gml:Point"_s << u"gml:LineString"_s << u"gml:Polygon"_s
118 << u"gml:Envelope"_s;
119 QDomElement geometryOperandsElem = doc.createElement( u"ogc:GeometryOperands"_s );
120 for ( const QString &geometryOperand : geometryOperands )
121 {
122 QDomElement geometryOperandElem = doc.createElement( u"ogc:GeometryOperand"_s );
123 const QDomText geometryOperandText = doc.createTextNode( geometryOperand );
124 geometryOperandElem.appendChild( geometryOperandText );
125 geometryOperandsElem.appendChild( geometryOperandElem );
126 }
127 spatialCapabilitiesElement.appendChild( geometryOperandsElem );
128 //SpatialOperators
129 QStringList spatialOperators;
130 spatialOperators << u"Equals"_s << u"Disjoint"_s << u"Touches"_s
131 << u"Within"_s << u"Overlaps"_s << u"Crosses"_s
132 << u"Intersects"_s << u"Contains"_s << u"BBOX"_s;
133 QDomElement spatialOperatorsElem = doc.createElement( u"ogc:SpatialOperators"_s );
134 for ( const QString &spatialOperator : spatialOperators )
135 {
136 QDomElement spatialOperatorElem = doc.createElement( u"ogc:SpatialOperator"_s );
137 spatialOperatorElem.setAttribute( u"name"_s, spatialOperator );
138 spatialOperatorsElem.appendChild( spatialOperatorElem );
139 }
140 spatialCapabilitiesElement.appendChild( spatialOperatorsElem );
141 QDomElement scalarCapabilitiesElement = doc.createElement( u"ogc:Scalar_Capabilities"_s /*ogc:Scalar_Capabilities*/ );
142 filterCapabilitiesElement.appendChild( scalarCapabilitiesElement );
143 const QDomElement logicalOperatorsElement = doc.createElement( u"ogc:LogicalOperators"_s );
144 scalarCapabilitiesElement.appendChild( logicalOperatorsElement );
145 // ComparisonOperators
146 QStringList comparisonOperators;
147 comparisonOperators << u"LessThan"_s << u"GreaterThan"_s
148 << u"LessThanEqualTo"_s << u"GreaterThanEqualTo"_s
149 << u"EqualTo"_s << u"Like"_s << u"Between"_s;
150 QDomElement comparisonOperatorsElem = doc.createElement( u"ogc:ComparisonOperators"_s );
151 for ( const QString &comparisonOperator : comparisonOperators )
152 {
153 QDomElement comparisonOperatorElem = doc.createElement( u"ogc:ComparisonOperator"_s );
154 const QDomText comparisonOperatorText = doc.createTextNode( comparisonOperator );
155 comparisonOperatorElem.appendChild( comparisonOperatorText );
156 comparisonOperatorsElem.appendChild( comparisonOperatorElem );
157 }
158 scalarCapabilitiesElement.appendChild( comparisonOperatorsElem );
159
160 QDomElement idCapabilitiesElement = doc.createElement( u"ogc:Id_Capabilities"_s );
161 const QDomElement fidElem = doc.createElement( u"ogc:FID"_s );
162 idCapabilitiesElement.appendChild( fidElem );
163 filterCapabilitiesElement.appendChild( idCapabilitiesElement );
164
165 return doc;
166 }
167
168 QDomElement getServiceIdentificationElement( QDomDocument &doc, const QgsProject *project )
169 {
170 //Service element
171 QDomElement serviceElem = doc.createElement( u"ows:ServiceIdentification"_s );
172
173 const QString title = QgsServerProjectUtils::owsServiceTitle( *project );
174 QDomElement titleElem = doc.createElement( u"ows:Title"_s );
175 const QDomText titleText = doc.createTextNode( title );
176 titleElem.appendChild( titleText );
177 serviceElem.appendChild( titleElem );
178
179 const QString abstract = QgsServerProjectUtils::owsServiceAbstract( *project );
180 if ( !abstract.isEmpty() )
181 {
182 QDomElement abstractElem = doc.createElement( u"ows:Abstract"_s );
183 const QDomText abstractText = doc.createCDATASection( abstract );
184 abstractElem.appendChild( abstractText );
185 serviceElem.appendChild( abstractElem );
186 }
187
188 const QStringList keywords = QgsServerProjectUtils::owsServiceKeywords( *project );
189 if ( !keywords.isEmpty() && !keywords.join( ", "_L1 ).isEmpty() )
190 {
191 QDomElement keywordsElem = doc.createElement( u"ows:Keywords"_s );
192 for ( const QString &keyword : keywords )
193 {
194 if ( !keyword.isEmpty() )
195 {
196 QDomElement keywordElem = doc.createElement( u"ows:Keyword"_s );
197 const QDomText keywordText = doc.createTextNode( keyword );
198 keywordElem.appendChild( keywordText );
199 keywordsElem.appendChild( keywordElem );
200 }
201 }
202 serviceElem.appendChild( keywordsElem );
203 }
204
205 //Service type
206 QDomElement serviceTypeElem = doc.createElement( u"ows:ServiceType"_s );
207 const QDomText serviceTypeText = doc.createTextNode( "WFS" );
208 serviceTypeElem.appendChild( serviceTypeText );
209 serviceElem.appendChild( serviceTypeElem );
210
211 //Service type version
212 QDomElement serviceTypeVersionElem = doc.createElement( u"ows:ServiceTypeVersion"_s );
213 const QDomText serviceTypeVersionText = doc.createTextNode( "1.1.0" );
214 serviceTypeVersionElem.appendChild( serviceTypeVersionText );
215 serviceElem.appendChild( serviceTypeVersionElem );
216
217 QDomElement feesElem = doc.createElement( u"ows:Fees"_s );
218 QDomText feesText = doc.createTextNode( "None" );
219 const QString fees = QgsServerProjectUtils::owsServiceFees( *project );
220 if ( !fees.isEmpty() )
221 {
222 feesText = doc.createTextNode( fees );
223 }
224 feesElem.appendChild( feesText );
225 serviceElem.appendChild( feesElem );
226
227 QDomElement accessConstraintsElem = doc.createElement( u"ows:AccessConstraints"_s );
228 const QString accessConstraints = QgsServerProjectUtils::owsServiceAccessConstraints( *project );
229 QDomText accessConstraintsText = doc.createTextNode( "None" );
230 if ( !accessConstraints.isEmpty() )
231 {
232 accessConstraintsText = doc.createTextNode( accessConstraints );
233 }
234 accessConstraintsElem.appendChild( accessConstraintsText );
235 serviceElem.appendChild( accessConstraintsElem );
236
237 return serviceElem;
238 }
239
240 QDomElement getServiceProviderElement( QDomDocument &doc, const QgsProject *project )
241 {
242 //Service element
243 QDomElement serviceElem = doc.createElement( u"ows:ServiceProvider"_s );
244
245 //ProviderName
246 const QString contactOrganization = QgsServerProjectUtils::owsServiceContactOrganization( *project );
247 if ( !contactOrganization.isEmpty() )
248 {
249 QDomElement providerNameElem = doc.createElement( u"ows:ProviderName"_s );
250 const QDomText providerNameText = doc.createTextNode( contactOrganization );
251 providerNameElem.appendChild( providerNameText );
252 serviceElem.appendChild( providerNameElem );
253 }
254
255 const QString contactPerson = QgsServerProjectUtils::owsServiceContactPerson( *project );
256 const QString contactPosition = QgsServerProjectUtils::owsServiceContactPosition( *project );
257 if ( !contactPerson.isEmpty() || !contactPosition.isEmpty() )
258 {
259 //Contact information
260 QDomElement serviceContactElem = doc.createElement( u"ows:ServiceContact"_s );
261
262 if ( !contactPerson.isEmpty() )
263 {
264 QDomElement individualNameElem = doc.createElement( u"ows:IndividualName"_s );
265 const QDomText individualNameText = doc.createTextNode( contactPerson );
266 individualNameElem.appendChild( individualNameText );
267 serviceContactElem.appendChild( individualNameElem );
268 }
269
270 if ( !contactPosition.isEmpty() )
271 {
272 QDomElement positionNameElem = doc.createElement( u"ows:PositionName"_s );
273 const QDomText positionNameText = doc.createTextNode( contactPosition );
274 positionNameElem.appendChild( positionNameText );
275 serviceContactElem.appendChild( positionNameElem );
276 }
277
278 const QString contactMail = QgsServerProjectUtils::owsServiceContactMail( *project );
279 const QString contactPhone = QgsServerProjectUtils::owsServiceContactPhone( *project );
280 const QString onlineResource = QgsServerProjectUtils::owsServiceOnlineResource( *project );
281 if ( !contactMail.isEmpty() || !contactPhone.isEmpty() || !onlineResource.isEmpty() )
282 {
283 //Contact information
284 QDomElement contactInfoElem = doc.createElement( u"ows:ContactInfo"_s );
285
286 if ( !contactPhone.isEmpty() )
287 {
288 QDomElement phoneElem = doc.createElement( u"ows:Phone"_s );
289 QDomElement voiceElem = doc.createElement( u"ows:Voice"_s );
290 const QDomText voiceText = doc.createTextNode( contactPhone );
291 voiceElem.appendChild( voiceText );
292 phoneElem.appendChild( voiceElem );
293 contactInfoElem.appendChild( phoneElem );
294 }
295
296 if ( !contactMail.isEmpty() )
297 {
298 QDomElement addressElem = doc.createElement( u"ows:Address"_s );
299 QDomElement mailElem = doc.createElement( u"ows:ElectronicMailAddress"_s );
300 const QDomText mailText = doc.createTextNode( contactMail );
301 mailElem.appendChild( mailText );
302 addressElem.appendChild( mailElem );
303 contactInfoElem.appendChild( addressElem );
304 }
305
306 if ( !onlineResource.isEmpty() )
307 {
308 QDomElement onlineResourceElem = doc.createElement( u"ows:OnlineResource"_s );
309 onlineResourceElem.setAttribute( "xlink:href", onlineResource );
310 contactInfoElem.appendChild( onlineResourceElem );
311 }
312 }
313
314 QDomElement roleElem = doc.createElement( u"ows:Role"_s );
315 const QDomText roleText = doc.createTextNode( "PointOfContact" );
316 roleElem.appendChild( roleText );
317 serviceContactElem.appendChild( roleElem );
318
319 serviceElem.appendChild( serviceContactElem );
320 }
321
322 return serviceElem;
323 }
324
325 QDomElement getParameterElement( QDomDocument &doc, const QString &name, const QStringList &values )
326 {
327 QDomElement parameterElement = doc.createElement( u"ows:Parameter"_s );
328 parameterElement.setAttribute( u"name"_s, name );
329
330 for ( const QString &v : values )
331 {
332 QDomElement valueElement = doc.createElement( u"ows:Value"_s );
333 const QDomText valueText = doc.createTextNode( v );
334 valueElement.appendChild( valueText );
335 parameterElement.appendChild( valueElement );
336 }
337
338 return parameterElement;
339 }
340
341 QDomElement getOperationsMetadataElement( QDomDocument &doc, const QgsProject *project, const QgsServerRequest &request, const QgsServerSettings *settings )
342 {
343 QDomElement oprationsElement = doc.createElement( u"ows:OperationsMetadata"_s );
344
345 // Prepare url
346 const QString hrefString = serviceUrl( request, project, *settings );
347
348 QDomElement operationElement = doc.createElement( u"ows:Operation"_s );
349 QDomElement dcpElement = doc.createElement( u"ows:DCP"_s );
350 QDomElement httpElement = doc.createElement( u"ows:HTTP"_s );
351 QDomElement getElement = doc.createElement( u"ows:Get"_s );
352 getElement.setAttribute( u"xlink:href"_s, hrefString );
353 httpElement.appendChild( getElement );
354
355 QDomElement postElement = doc.createElement( u"ows:Post"_s );
356 postElement.setAttribute( u"xlink:href"_s, hrefString );
357 httpElement.appendChild( postElement );
358
359 dcpElement.appendChild( httpElement );
360 operationElement.appendChild( dcpElement );
361
362 // GetCapabilities
363 QDomElement getCapabilitiesElement = operationElement.cloneNode().toElement();
364 getCapabilitiesElement.setAttribute( u"name"_s, u"GetCapabilities"_s );
365 // GetCapabilities service
366 const QDomElement serviceParameterElement = getParameterElement( doc, u"service"_s, QStringList() << u"WFS"_s );
367 getCapabilitiesElement.appendChild( serviceParameterElement );
368 // GetCapabilities AcceptVersions
369 const QDomElement acceptVersionsParameterElement = getParameterElement( doc, u"AcceptVersions"_s, QStringList() << u"1.1.0"_s << u"1.0.0"_s );
370 getCapabilitiesElement.appendChild( acceptVersionsParameterElement );
371 // GetCapabilities AcceptFormats
372 const QDomElement acceptFormatsParameterElement = getParameterElement( doc, u"AcceptFormats"_s, QStringList() << u"text/xml"_s );
373 getCapabilitiesElement.appendChild( acceptFormatsParameterElement );
374 // Add
375 oprationsElement.appendChild( getCapabilitiesElement );
376
377 // DescribeFeatureType
378 QDomElement describeFeatureTypeElement = operationElement.cloneNode().toElement();
379 describeFeatureTypeElement.setAttribute( u"name"_s, u"DescribeFeatureType"_s );
380 // DescribeFeatureType outputFormat
381 const QDomElement dftOutputFormatParameterElement = getParameterElement( doc, u"outputFormat"_s, QStringList() << u"XMLSCHEMA"_s << u"text/xml; subtype=gml/2.1.2"_s << u"text/xml; subtype=gml/3.1.1"_s );
382 describeFeatureTypeElement.appendChild( dftOutputFormatParameterElement );
383 // Add
384 oprationsElement.appendChild( describeFeatureTypeElement );
385
386 // GetFeature
387 QDomElement getFeatureElement = operationElement.cloneNode().toElement();
388 getFeatureElement.setAttribute( u"name"_s, u"GetFeature"_s );
389 // GetFeature outputFormat
390 const QDomElement gfOutputFormatParameterElement = getParameterElement( doc, u"outputFormat"_s, QStringList() << u"text/xml; subtype=gml/2.1.2"_s << u"text/xml; subtype=gml/3.1.1"_s << u"application/vnd.geo+json"_s );
391 getFeatureElement.appendChild( gfOutputFormatParameterElement );
392 // GetFeature resultType
393 const QDomElement resultTypeParameterElement = getParameterElement( doc, u"resultType"_s, QStringList() << u"results"_s << u"hits"_s );
394 getFeatureElement.appendChild( resultTypeParameterElement );
395 // Add
396 oprationsElement.appendChild( getFeatureElement );
397
398 // Transaction
399 QDomElement transactionElement = operationElement.cloneNode().toElement();
400 transactionElement.setAttribute( u"name"_s, u"Transaction"_s );
401 // GetFeature inputFormat
402 const QDomElement inputFormatParameterElement = getParameterElement( doc, u"inputFormat"_s, QStringList() << u"text/xml; subtype=gml/2.1.2"_s << u"text/xml; subtype=gml/3.1.1"_s << u"application/vnd.geo+json"_s );
403 transactionElement.appendChild( inputFormatParameterElement );
404 // Add
405 oprationsElement.appendChild( transactionElement );
406
407 return oprationsElement;
408 }
409
410 QDomElement getFeatureTypeListElement( QDomDocument &doc, QgsServerInterface *serverIface, const QgsProject *project )
411 {
412#ifdef HAVE_SERVER_PYTHON_PLUGINS
413 QgsAccessControl *accessControl = serverIface->accessControls();
414#else
415 ( void ) serverIface;
416#endif
417
418 //wfs:FeatureTypeList element
419 QDomElement featureTypeListElement = doc.createElement( u"FeatureTypeList"_s /*wfs:FeatureTypeList*/ );
420 //wfs:Operations element
421 QDomElement operationsElement = doc.createElement( u"Operations"_s /*wfs:Operations*/ );
422 featureTypeListElement.appendChild( operationsElement );
423 //wfs:Query element
424 QDomElement operationElement = doc.createElement( u"Operation"_s );
425 const QDomText queryText = doc.createTextNode( "Query" );
426 operationElement.appendChild( queryText );
427 operationsElement.appendChild( operationElement );
428
429 const QStringList wfsLayerIds = QgsServerProjectUtils::wfsLayerIds( *project );
430 const QStringList wfstUpdateLayersId = QgsServerProjectUtils::wfstUpdateLayerIds( *project );
431 const QStringList wfstInsertLayersId = QgsServerProjectUtils::wfstInsertLayerIds( *project );
432 const QStringList wfstDeleteLayersId = QgsServerProjectUtils::wfstDeleteLayerIds( *project );
433 for ( const QString &wfsLayerId : wfsLayerIds )
434 {
435 QgsMapLayer *layer = project->mapLayer( wfsLayerId );
436 if ( !layer )
437 {
438 continue;
439 }
440 if ( layer->type() != Qgis::LayerType::Vector )
441 {
442 continue;
443 }
444#ifdef HAVE_SERVER_PYTHON_PLUGINS
445 if ( accessControl && !accessControl->layerReadPermission( layer ) )
446 {
447 continue;
448 }
449#endif
450 QDomElement layerElem = doc.createElement( u"FeatureType"_s );
451
452 //create Name
453 QDomElement nameElem = doc.createElement( u"Name"_s );
454 const QDomText nameText = doc.createTextNode( layer->serverProperties()->wfsTypeName() );
455 nameElem.appendChild( nameText );
456 layerElem.appendChild( nameElem );
457
458 //create Title
459 QDomElement titleElem = doc.createElement( u"Title"_s );
460 QString title = layer->serverProperties()->wfsTitle();
461 if ( title.isEmpty() )
462 {
463 title = layer->name();
464 }
465 const QDomText titleText = doc.createTextNode( title );
466 titleElem.appendChild( titleText );
467 layerElem.appendChild( titleElem );
468
469 //create Abstract
470 const QString abstract = layer->serverProperties()->abstract();
471 if ( !abstract.isEmpty() )
472 {
473 QDomElement abstractElem = doc.createElement( u"Abstract"_s );
474 const QDomText abstractText = doc.createTextNode( abstract );
475 abstractElem.appendChild( abstractText );
476 layerElem.appendChild( abstractElem );
477 }
478
479 //create keywords
480 const QString keywords = layer->serverProperties()->keywordList();
481 if ( !keywords.isEmpty() )
482 {
483 QDomElement keywordsElem = doc.createElement( u"ows:Keywords"_s );
484 for ( const QString &keyword : keywords.split( ',' ) )
485 {
486 if ( !keyword.trimmed().isEmpty() )
487 {
488 QDomElement keywordElem = doc.createElement( u"ows:Keyword"_s );
489 const QDomText keywordText = doc.createTextNode( keyword.trimmed() );
490 keywordElem.appendChild( keywordText );
491 keywordsElem.appendChild( keywordElem );
492 }
493 }
494 layerElem.appendChild( keywordsElem );
495 }
496
497 //create DefaultSRS element
498 const QString defaultSrs = layer->crs().toOgcUrn();
499 QDomElement srsElem = doc.createElement( u"DefaultSRS"_s );
500 const QDomText srsText = doc.createTextNode( defaultSrs );
501 srsElem.appendChild( srsText );
502 layerElem.appendChild( srsElem );
503
504 //create OtherSRS elements
505 const QStringList outputCrsList = QgsServerProjectUtils::wmsOutputCrsListAsOgcUrn( *project );
506 for ( const QString &crs : outputCrsList )
507 {
508 if ( crs == defaultSrs )
509 continue;
510 QDomElement otherSrsElem = doc.createElement( u"OtherSRS"_s );
511 const QDomText otherSrsText = doc.createTextNode( crs );
512 otherSrsElem.appendChild( otherSrsText );
513 layerElem.appendChild( otherSrsElem );
514 }
515
516 //wfs:Operations element
517 QDomElement operationsElement = doc.createElement( u"Operations"_s /*wfs:Operations*/ );
518 //wfs:Query element
519 QDomElement operationElement = doc.createElement( u"Operation"_s );
520 const QDomText queryText = doc.createTextNode( u"Query"_s );
521 operationElement.appendChild( queryText );
522 operationsElement.appendChild( operationElement );
523
524 if ( wfstUpdateLayersId.contains( layer->id() ) || wfstInsertLayersId.contains( layer->id() ) || wfstDeleteLayersId.contains( layer->id() ) )
525 {
526 QgsVectorLayer *vlayer = qobject_cast<QgsVectorLayer *>( layer );
527 QgsVectorDataProvider *provider = vlayer->dataProvider();
528 if ( ( provider->capabilities() & Qgis::VectorProviderCapability::AddFeatures ) && wfstInsertLayersId.contains( layer->id() ) )
529 {
530 //wfs:Insert element
531 QDomElement operationElement = doc.createElement( u"Operation"_s );
532 const QDomText insertText = doc.createTextNode( u"Insert"_s /*wfs:Insert*/ );
533 operationElement.appendChild( insertText );
534 operationsElement.appendChild( operationElement );
535 }
536
537 if ( ( provider->capabilities() & Qgis::VectorProviderCapability::ChangeAttributeValues ) && ( !layer->isSpatial() || provider->capabilities() & Qgis::VectorProviderCapability::ChangeGeometries ) && wfstUpdateLayersId.contains( layer->id() ) )
538 {
539 //wfs:Update element
540 QDomElement operationElement = doc.createElement( u"Operation"_s );
541 const QDomText updateText = doc.createTextNode( u"Update"_s /*wfs:Update*/ );
542 operationElement.appendChild( updateText );
543 operationsElement.appendChild( operationElement );
544 }
545
546 if ( ( provider->capabilities() & Qgis::VectorProviderCapability::DeleteFeatures ) && wfstDeleteLayersId.contains( layer->id() ) )
547 {
548 //wfs:Delete element
549 QDomElement operationElement = doc.createElement( u"Operation"_s );
550 const QDomText deleteText = doc.createTextNode( u"Delete"_s /*wfs:Delete*/ );
551 operationElement.appendChild( deleteText );
552 operationsElement.appendChild( operationElement );
553 }
554 }
555
556 layerElem.appendChild( operationsElement );
557
558 //create WGS84BoundingBox
559 const QgsRectangle layerExtent = layer->extent();
560 //transform the layers native CRS into WGS84
561 const QgsCoordinateReferenceSystem wgs84 = QgsCoordinateReferenceSystem::fromOgcWmsCrs( Qgis::geographicCrsAuthId() );
562 const int wgs84precision = 6;
563 QgsRectangle wgs84BoundingRect( 0, 0, 0, 0 );
564 if ( !layerExtent.isNull() )
565 {
566 const QgsCoordinateTransform exGeoTransform( layer->crs(), wgs84, project );
567 try
568 {
569 wgs84BoundingRect = exGeoTransform.transformBoundingBox( layerExtent );
570 }
571 catch ( const QgsCsException & )
572 {
573 wgs84BoundingRect = QgsRectangle( 0, 0, 0, 0 );
574 }
575 }
576
577 //create WGS84BoundingBox element
578 QDomElement bBoxElement = doc.createElement( u"ows:WGS84BoundingBox"_s );
579 bBoxElement.setAttribute( u"dimensions"_s, u"2"_s );
580 QDomElement lCornerElement = doc.createElement( u"ows:LowerCorner"_s );
581 const QDomText lCornerText = doc.createTextNode( qgsDoubleToString( QgsServerProjectUtils::floorWithPrecision( wgs84BoundingRect.xMinimum(), wgs84precision ), wgs84precision ) + " " + qgsDoubleToString( QgsServerProjectUtils::floorWithPrecision( wgs84BoundingRect.yMinimum(), wgs84precision ), wgs84precision ) );
582 lCornerElement.appendChild( lCornerText );
583 bBoxElement.appendChild( lCornerElement );
584 QDomElement uCornerElement = doc.createElement( u"ows:UpperCorner"_s );
585 const QDomText uCornerText = doc.createTextNode( qgsDoubleToString( QgsServerProjectUtils::ceilWithPrecision( wgs84BoundingRect.xMaximum(), wgs84precision ), wgs84precision ) + " " + qgsDoubleToString( QgsServerProjectUtils::ceilWithPrecision( wgs84BoundingRect.yMaximum(), wgs84precision ), wgs84precision ) );
586 uCornerElement.appendChild( uCornerText );
587 bBoxElement.appendChild( uCornerElement );
588 layerElem.appendChild( bBoxElement );
589
590 // layer metadata URL
591 const QList<QgsMapLayerServerProperties::MetadataUrl> urls = layer->serverProperties()->metadataUrls();
592 for ( const QgsMapLayerServerProperties::MetadataUrl &url : urls )
593 {
594 QDomElement metaUrlElem = doc.createElement( u"MetadataURL"_s );
595 const QString metadataUrlType = url.type;
596 metaUrlElem.setAttribute( u"type"_s, metadataUrlType );
597 const QString metadataUrlFormat = url.format;
598 metaUrlElem.setAttribute( u"format"_s, metadataUrlFormat );
599 const QDomText metaUrlText = doc.createTextNode( url.url );
600 metaUrlElem.appendChild( metaUrlText );
601 layerElem.appendChild( metaUrlElem );
602 }
603
604 featureTypeListElement.appendChild( layerElem );
605 }
606
607 return featureTypeListElement;
608 }
609
610} // namespace QgsWfs
Qgis::VectorProviderCapability::AddFeatures
@ AddFeatures
Allows adding features.
Definition qgis.h:520
Qgis::VectorProviderCapability::ChangeGeometries
@ ChangeGeometries
Allows modifications of geometries.
Definition qgis.h:527
Qgis::VectorProviderCapability::DeleteFeatures
@ DeleteFeatures
Allows deletion of features.
Definition qgis.h:521
Qgis::VectorProviderCapability::ChangeAttributeValues
@ ChangeAttributeValues
Allows modification of attribute values.
Definition qgis.h:522
Qgis::LayerType::Vector
@ Vector
Vector layer.
Definition qgis.h:194
Qgis::geographicCrsAuthId
static QString geographicCrsAuthId()
Geographic coordinate system auth:id string for a default geographic CRS (EPSG:4326).
Definition qgis.h:6625
QgsAccessControl
A helper class that centralizes restrictions given by all the access control filter plugins.
Definition qgsaccesscontrol.h:35
QgsAccessControl::layerReadPermission
bool layerReadPermission(const QgsMapLayer *layer) const
Returns the layer read right.
Definition qgsaccesscontrol.cpp:115
QgsCoordinateReferenceSystem
Represents a coordinate reference system (CRS).
Definition qgscoordinatereferencesystem.h:216
QgsCoordinateReferenceSystem::fromOgcWmsCrs
static QgsCoordinateReferenceSystem fromOgcWmsCrs(const QString &ogcCrs)
Creates a CRS from a given OGC WMS-format Coordinate Reference System string.
Definition qgscoordinatereferencesystem.cpp:204
QgsCoordinateReferenceSystem::toOgcUrn
QString toOgcUrn() const
Returns the crs as OGC URN (format: urn:ogc:def:crs:OGC:1.3:CRS84) Returns an empty string on failure...
Definition qgscoordinatereferencesystem.cpp:1673
QgsCoordinateTransform
Handles coordinate transforms between two coordinate systems.
Definition qgscoordinatetransform.h:62
QgsCoordinateTransform::transformBoundingBox
QgsRectangle transformBoundingBox(const QgsRectangle &rectangle, Qgis::TransformDirection direction=Qgis::TransformDirection::Forward, bool handle180Crossover=false) const
Transforms a rectangle from the source CRS to the destination CRS.
Definition qgscoordinatetransform.cpp:587
QgsCsException
Custom exception class for Coordinate Reference System related exceptions.
Definition qgsexception.h:65
QgsMapLayerServerProperties::keywordList
QString keywordList() const
Returns the keyword list of the layerused by QGIS Server in GetCapabilities request.
Definition qgsmaplayerserverproperties.h:425
QgsMapLayerServerProperties::wfsTitle
QString wfsTitle() const
Returns the optional WFS title if set or the title of the layer used by QGIS WFS in GetCapabilities r...
Definition qgsmaplayerserverproperties.h:389
QgsMapLayerServerProperties::wfsTypeName
QString wfsTypeName() const
Returns WFS typename for the layer.
Definition qgsmaplayerserverproperties.cpp:305
QgsMapLayerServerProperties::abstract
QString abstract() const
Returns the abstract of the layerused by QGIS Server in GetCapabilities request.
Definition qgsmaplayerserverproperties.h:407
QgsMapLayer
Base class for all map layer types.
Definition qgsmaplayer.h:83
QgsMapLayer::name
QString name
Definition qgsmaplayer.h:87
QgsMapLayer::isSpatial
virtual bool isSpatial() const
Returns true if the layer is considered a spatial layer, ie it has some form of geometry associated w...
Definition qgsmaplayer.cpp:2778
QgsMapLayer::extent
virtual QgsRectangle extent() const
Returns the extent of the layer.
Definition qgsmaplayer.cpp:531
QgsMapLayer::crs
QgsCoordinateReferenceSystem crs
Definition qgsmaplayer.h:90
QgsMapLayer::serverProperties
QgsMapLayerServerProperties * serverProperties()
Returns QGIS Server Properties for the map layer.
Definition qgsmaplayer.h:444
QgsMapLayer::id
QString id
Definition qgsmaplayer.h:86
QgsMapLayer::type
Qgis::LayerType type
Definition qgsmaplayer.h:93
QgsProject
Encapsulates a QGIS project, including sets of map layers and their styles, layouts,...
Definition qgsproject.h:112
QgsProject::mapLayer
Q_INVOKABLE QgsMapLayer * mapLayer(const QString &layerId) const
Retrieve a pointer to a registered layer by layer ID.
Definition qgsproject.cpp:4678
QgsRectangle
A rectangle specified with double values.
Definition qgsrectangle.h:47
QgsRectangle::xMinimum
double xMinimum
Definition qgsrectangle.h:50
QgsRectangle::yMinimum
double yMinimum
Definition qgsrectangle.h:52
QgsRectangle::xMaximum
double xMaximum
Definition qgsrectangle.h:51
QgsRectangle::yMaximum
double yMaximum
Definition qgsrectangle.h:53
QgsServerCacheManager
A helper class that centralizes caches accesses given by all the server cache filter plugins.
Definition qgsservercachemanager.h:42
QgsServerCacheManager::setCachedDocument
bool setCachedDocument(const QDomDocument *doc, const QgsProject *project, const QgsServerRequest &request, QgsAccessControl *accessControl) const
Updates or inserts the document in cache like capabilities.
Definition qgsservercachemanager.cpp:97
QgsServerCacheManager::getCachedDocument
bool getCachedDocument(QDomDocument *doc, const QgsProject *project, const QgsServerRequest &request, QgsAccessControl *accessControl) const
Returns cached document (or 0 if document not in cache) like capabilities.
Definition qgsservercachemanager.cpp:64
QgsServerInterface
Defines interfaces exposed by QGIS Server and made available to plugins.
Definition qgsserverinterface.h:61
QgsServerInterface::cacheManager
virtual QgsServerCacheManager * cacheManager() const =0
Gets the registered server cache filters.
QgsServerInterface::accessControls
virtual QgsAccessControl * accessControls() const =0
Gets the registered access control filters.
QgsServerInterface::serverSettings
virtual QgsServerSettings * serverSettings()=0
Returns the server settings.
QgsServerMetadataUrlProperties::metadataUrls
QList< QgsServerMetadataUrlProperties::MetadataUrl > metadataUrls() const
Returns a list of metadataUrl resources associated for the layer.
Definition qgsmaplayerserverproperties.h:90
QgsServerProjectUtils::ceilWithPrecision
static double ceilWithPrecision(double number, int places)
Returns a double greater than number to the specified number of places.
Definition qgsserverprojectutils.cpp:27
QgsServerProjectUtils::owsServiceAccessConstraints
static QString owsServiceAccessConstraints(const QgsProject &project)
Returns the owsService access constraints defined in project.
Definition qgsserverprojectutils.cpp:125
QgsServerProjectUtils::wfsLayerIds
static QStringList wfsLayerIds(const QgsProject &project)
Returns the Layer ids list defined in a QGIS project as published in WFS.
Definition qgsserverprojectutils.cpp:516
QgsServerProjectUtils::owsServiceOnlineResource
static QString owsServiceOnlineResource(const QgsProject &project)
Returns the owsService online resource defined in project.
Definition qgsserverprojectutils.cpp:81
QgsServerProjectUtils::owsServiceFees
static QString owsServiceFees(const QgsProject &project)
Returns the owsService fees defined in project.
Definition qgsserverprojectutils.cpp:120
QgsServerProjectUtils::owsServiceKeywords
static QStringList owsServiceKeywords(const QgsProject &project)
Returns the owsService keywords defined in project.
Definition qgsserverprojectutils.cpp:63
QgsServerProjectUtils::owsServiceContactPosition
static QString owsServiceContactPosition(const QgsProject &project)
Returns the owsService contact position defined in project.
Definition qgsserverprojectutils.cpp:100
QgsServerProjectUtils::wfstUpdateLayerIds
static QStringList wfstUpdateLayerIds(const QgsProject &project)
Returns the Layer ids list defined in a QGIS project as published as WFS-T with update capabilities.
Definition qgsserverprojectutils.cpp:526
QgsServerProjectUtils::wmsOutputCrsListAsOgcUrn
static QStringList wmsOutputCrsListAsOgcUrn(const QgsProject &project)
Returns the WMS output CRS list as OGC URNs.
Definition qgsserverprojectutils.cpp:340
QgsServerProjectUtils::wfstInsertLayerIds
static QStringList wfstInsertLayerIds(const QgsProject &project)
Returns the Layer ids list defined in a QGIS project as published as WFS-T with insert capabilities.
Definition qgsserverprojectutils.cpp:531
QgsServerProjectUtils::owsServiceContactOrganization
static QString owsServiceContactOrganization(const QgsProject &project)
Returns the owsService contact organization defined in project.
Definition qgsserverprojectutils.cpp:95
QgsServerProjectUtils::owsServiceTitle
static QString owsServiceTitle(const QgsProject &project)
Returns the owsService title defined in project.
Definition qgsserverprojectutils.cpp:44
QgsServerProjectUtils::owsServiceContactMail
static QString owsServiceContactMail(const QgsProject &project)
Returns the owsService contact mail defined in project.
Definition qgsserverprojectutils.cpp:110
QgsServerProjectUtils::owsServiceAbstract
static QString owsServiceAbstract(const QgsProject &project)
Returns the owsService abstract defined in project.
Definition qgsserverprojectutils.cpp:58
QgsServerProjectUtils::floorWithPrecision
static double floorWithPrecision(double number, int places)
Returns a double less than number to the specified number of places.
Definition qgsserverprojectutils.cpp:33
QgsServerProjectUtils::wfstDeleteLayerIds
static QStringList wfstDeleteLayerIds(const QgsProject &project)
Returns the Layer ids list defined in a QGIS project as published as WFS-T with delete capabilities.
Definition qgsserverprojectutils.cpp:536
QgsServerProjectUtils::owsServiceContactPhone
static QString owsServiceContactPhone(const QgsProject &project)
Returns the owsService contact phone defined in project.
Definition qgsserverprojectutils.cpp:115
QgsServerProjectUtils::owsServiceContactPerson
static QString owsServiceContactPerson(const QgsProject &project)
Returns the owsService contact person defined in project.
Definition qgsserverprojectutils.cpp:105
QgsServerRequest
Defines requests passed to QgsService classes.
Definition qgsserverrequest.h:36
QgsServerResponse
Defines the response interface passed to QgsService.
Definition qgsserverresponse.h:42
QgsServerResponse::write
virtual void write(const QString &data)
Write string This is a convenient method that will write directly to the underlying I/O device.
Definition qgsserverresponse.cpp:29
QgsServerResponse::setHeader
virtual void setHeader(const QString &key, const QString &value)=0
Set Header entry Add Header entry to the response Note that it is usually an error to set Header afte...
QgsServerSettings
Provides a way to retrieve settings by prioritizing according to environment variables,...
Definition qgsserversettings.h:99
QgsVectorDataProvider
Base class for vector data providers.
Definition qgsvectordataprovider.h:58
QgsVectorDataProvider::capabilities
virtual Q_INVOKABLE Qgis::VectorProviderCapabilities capabilities() const
Returns flags containing the supported capabilities.
Definition qgsvectordataprovider.cpp:269
QgsVectorLayer
Represents a vector layer which manages a vector based dataset.
Definition qgsvectorlayer.h:409
QgsVectorLayer::dataProvider
QgsVectorDataProvider * dataProvider() final
Returns the layer's data provider, it may be nullptr.
Definition qgsvectorlayer.cpp:761
QgsWfs
WMS implementation.
Definition qgswfs.cpp:40
QgsWfs::implementationVersion
QString implementationVersion()
Returns the highest version supported by this implementation.
Definition qgswfsutils.cpp:36
QgsWfs::getParameterElement
QDomElement getParameterElement(QDomDocument &doc, const QString &name, const QStringList &values)
Create a parameter element.
Definition qgswfsgetcapabilities.cpp:325
QgsWfs::serviceUrl
QString serviceUrl(const QgsServerRequest &request, const QgsProject *project, const QgsServerSettings &settings)
Service URL string.
Definition qgswfsutils.cpp:41
QgsWfs::OGC_NAMESPACE
const QString OGC_NAMESPACE
Definition qgswfsutils.h:75
QgsWfs::getOperationsMetadataElement
QDomElement getOperationsMetadataElement(QDomDocument &doc, const QgsProject *project, const QgsServerRequest &request, const QgsServerSettings *settings)
Create OperationsMetadata element for get capabilities document.
Definition qgswfsgetcapabilities.cpp:341
QgsWfs::GML_NAMESPACE
const QString GML_NAMESPACE
Definition qgswfsutils.h:74
QgsWfs::WFS_NAMESPACE
const QString WFS_NAMESPACE
Definition qgswfsutils.h:73
QgsWfs::getFeatureTypeListElement
QDomElement getFeatureTypeListElement(QDomDocument &doc, QgsServerInterface *serverIface, const QgsProject *project)
Create FeatureTypeList element for get capabilities document.
Definition qgswfsgetcapabilities.cpp:410
QgsWfs::writeGetCapabilities
void writeGetCapabilities(QgsServerInterface *serverIface, const QgsProject *project, const QString &version, const QgsServerRequest &request, QgsServerResponse &response)
Output WFS GetCapabilities response.
Definition qgswfsgetcapabilities.cpp:43
QgsWfs::createGetCapabilitiesDocument
QDomDocument createGetCapabilitiesDocument(QgsServerInterface *serverIface, const QgsProject *project, const QString &version, const QgsServerRequest &request)
Create get capabilities document.
Definition qgswfsgetcapabilities.cpp:76
QgsWfs::getServiceIdentificationElement
QDomElement getServiceIdentificationElement(QDomDocument &doc, const QgsProject *project)
Create Service Identification element for get capabilities document.
Definition qgswfsgetcapabilities.cpp:168
QgsWfs::getServiceProviderElement
QDomElement getServiceProviderElement(QDomDocument &doc, const QgsProject *project)
Create Service Provider element for get capabilities document.
Definition qgswfsgetcapabilities.cpp:240
qgsDoubleToString
QString qgsDoubleToString(double a, int precision=17)
Returns a string representation of a double.
Definition qgis.h:6817
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