openlayers
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Build tools and sources for developing OpenLayers based mapping applications
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JavaScript
goog.provide('ol.format.WFS');
goog.require('ol');
goog.require('ol.asserts');
goog.require('ol.format.GML3');
goog.require('ol.format.GMLBase');
goog.require('ol.format.filter');
goog.require('ol.format.XMLFeature');
goog.require('ol.format.XSD');
goog.require('ol.geom.Geometry');
goog.require('ol.obj');
goog.require('ol.proj');
goog.require('ol.xml');
/**
* @classdesc
* Feature format for reading and writing data in the WFS format.
* By default, supports WFS version 1.1.0. You can pass a GML format
* as option if you want to read a WFS that contains GML2 (WFS 1.0.0).
* Also see {@link ol.format.GMLBase} which is used by this format.
*
* @constructor
* @param {olx.format.WFSOptions=} opt_options
* Optional configuration object.
* @extends {ol.format.XMLFeature}
* @api stable
*/
ol.format.WFS = function(opt_options) {
var options = opt_options ? opt_options : {};
/**
* @private
* @type {Array.<string>|string|undefined}
*/
this.featureType_ = options.featureType;
/**
* @private
* @type {Object.<string, string>|string|undefined}
*/
this.featureNS_ = options.featureNS;
/**
* @private
* @type {ol.format.GMLBase}
*/
this.gmlFormat_ = options.gmlFormat ?
options.gmlFormat : new ol.format.GML3();
/**
* @private
* @type {string}
*/
this.schemaLocation_ = options.schemaLocation ?
options.schemaLocation : ol.format.WFS.SCHEMA_LOCATION;
ol.format.XMLFeature.call(this);
};
ol.inherits(ol.format.WFS, ol.format.XMLFeature);
/**
* @const
* @type {string}
*/
ol.format.WFS.FEATURE_PREFIX = 'feature';
/**
* @const
* @type {string}
*/
ol.format.WFS.XMLNS = 'http://www.w3.org/2000/xmlns/';
/**
* @const
* @type {string}
*/
ol.format.WFS.OGCNS = 'http://www.opengis.net/ogc';
/**
* @const
* @type {string}
*/
ol.format.WFS.WFSNS = 'http://www.opengis.net/wfs';
/**
* @const
* @type {string}
*/
ol.format.WFS.SCHEMA_LOCATION = 'http://www.opengis.net/wfs ' +
'http://schemas.opengis.net/wfs/1.1.0/wfs.xsd';
/**
* Read all features from a WFS FeatureCollection.
*
* @function
* @param {Document|Node|Object|string} source Source.
* @param {olx.format.ReadOptions=} opt_options Read options.
* @return {Array.<ol.Feature>} Features.
* @api stable
*/
ol.format.WFS.prototype.readFeatures;
/**
* @inheritDoc
*/
ol.format.WFS.prototype.readFeaturesFromNode = function(node, opt_options) {
var context = /** @type {ol.XmlNodeStackItem} */ ({
'featureType': this.featureType_,
'featureNS': this.featureNS_
});
ol.obj.assign(context, this.getReadOptions(node,
opt_options ? opt_options : {}));
var objectStack = [context];
this.gmlFormat_.FEATURE_COLLECTION_PARSERS[ol.format.GMLBase.GMLNS][
'featureMember'] =
ol.xml.makeArrayPusher(ol.format.GMLBase.prototype.readFeaturesInternal);
var features = ol.xml.pushParseAndPop([],
this.gmlFormat_.FEATURE_COLLECTION_PARSERS, node,
objectStack, this.gmlFormat_);
if (!features) {
features = [];
}
return features;
};
/**
* Read transaction response of the source.
*
* @param {Document|Node|Object|string} source Source.
* @return {ol.WFSTransactionResponse|undefined} Transaction response.
* @api stable
*/
ol.format.WFS.prototype.readTransactionResponse = function(source) {
if (ol.xml.isDocument(source)) {
return this.readTransactionResponseFromDocument(
/** @type {Document} */ (source));
} else if (ol.xml.isNode(source)) {
return this.readTransactionResponseFromNode(/** @type {Node} */ (source));
} else if (typeof source === 'string') {
var doc = ol.xml.parse(source);
return this.readTransactionResponseFromDocument(doc);
} else {
return undefined;
}
};
/**
* Read feature collection metadata of the source.
*
* @param {Document|Node|Object|string} source Source.
* @return {ol.WFSFeatureCollectionMetadata|undefined}
* FeatureCollection metadata.
* @api stable
*/
ol.format.WFS.prototype.readFeatureCollectionMetadata = function(source) {
if (ol.xml.isDocument(source)) {
return this.readFeatureCollectionMetadataFromDocument(
/** @type {Document} */ (source));
} else if (ol.xml.isNode(source)) {
return this.readFeatureCollectionMetadataFromNode(
/** @type {Node} */ (source));
} else if (typeof source === 'string') {
var doc = ol.xml.parse(source);
return this.readFeatureCollectionMetadataFromDocument(doc);
} else {
return undefined;
}
};
/**
* @param {Document} doc Document.
* @return {ol.WFSFeatureCollectionMetadata|undefined}
* FeatureCollection metadata.
*/
ol.format.WFS.prototype.readFeatureCollectionMetadataFromDocument = function(doc) {
ol.DEBUG && console.assert(doc.nodeType == Node.DOCUMENT_NODE,
'doc.nodeType should be DOCUMENT');
for (var n = doc.firstChild; n; n = n.nextSibling) {
if (n.nodeType == Node.ELEMENT_NODE) {
return this.readFeatureCollectionMetadataFromNode(n);
}
}
return undefined;
};
/**
* @const
* @type {Object.<string, Object.<string, ol.XmlParser>>}
* @private
*/
ol.format.WFS.FEATURE_COLLECTION_PARSERS_ = {
'http://www.opengis.net/gml': {
'boundedBy': ol.xml.makeObjectPropertySetter(
ol.format.GMLBase.prototype.readGeometryElement, 'bounds')
}
};
/**
* @param {Node} node Node.
* @return {ol.WFSFeatureCollectionMetadata|undefined}
* FeatureCollection metadata.
*/
ol.format.WFS.prototype.readFeatureCollectionMetadataFromNode = function(node) {
ol.DEBUG && console.assert(node.nodeType == Node.ELEMENT_NODE,
'node.nodeType should be ELEMENT');
ol.DEBUG && console.assert(node.localName == 'FeatureCollection',
'localName should be FeatureCollection');
var result = {};
var value = ol.format.XSD.readNonNegativeIntegerString(
node.getAttribute('numberOfFeatures'));
result['numberOfFeatures'] = value;
return ol.xml.pushParseAndPop(
/** @type {ol.WFSFeatureCollectionMetadata} */ (result),
ol.format.WFS.FEATURE_COLLECTION_PARSERS_, node, [], this.gmlFormat_);
};
/**
* @const
* @type {Object.<string, Object.<string, ol.XmlParser>>}
* @private
*/
ol.format.WFS.TRANSACTION_SUMMARY_PARSERS_ = {
'http://www.opengis.net/wfs': {
'totalInserted': ol.xml.makeObjectPropertySetter(
ol.format.XSD.readNonNegativeInteger),
'totalUpdated': ol.xml.makeObjectPropertySetter(
ol.format.XSD.readNonNegativeInteger),
'totalDeleted': ol.xml.makeObjectPropertySetter(
ol.format.XSD.readNonNegativeInteger)
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @return {Object|undefined} Transaction Summary.
* @private
*/
ol.format.WFS.readTransactionSummary_ = function(node, objectStack) {
return ol.xml.pushParseAndPop(
{}, ol.format.WFS.TRANSACTION_SUMMARY_PARSERS_, node, objectStack);
};
/**
* @const
* @type {Object.<string, Object.<string, ol.XmlParser>>}
* @private
*/
ol.format.WFS.OGC_FID_PARSERS_ = {
'http://www.opengis.net/ogc': {
'FeatureId': ol.xml.makeArrayPusher(function(node, objectStack) {
return node.getAttribute('fid');
})
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
*/
ol.format.WFS.fidParser_ = function(node, objectStack) {
ol.xml.parseNode(ol.format.WFS.OGC_FID_PARSERS_, node, objectStack);
};
/**
* @const
* @type {Object.<string, Object.<string, ol.XmlParser>>}
* @private
*/
ol.format.WFS.INSERT_RESULTS_PARSERS_ = {
'http://www.opengis.net/wfs': {
'Feature': ol.format.WFS.fidParser_
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @return {Array.<string>|undefined} Insert results.
* @private
*/
ol.format.WFS.readInsertResults_ = function(node, objectStack) {
return ol.xml.pushParseAndPop(
[], ol.format.WFS.INSERT_RESULTS_PARSERS_, node, objectStack);
};
/**
* @const
* @type {Object.<string, Object.<string, ol.XmlParser>>}
* @private
*/
ol.format.WFS.TRANSACTION_RESPONSE_PARSERS_ = {
'http://www.opengis.net/wfs': {
'TransactionSummary': ol.xml.makeObjectPropertySetter(
ol.format.WFS.readTransactionSummary_, 'transactionSummary'),
'InsertResults': ol.xml.makeObjectPropertySetter(
ol.format.WFS.readInsertResults_, 'insertIds')
}
};
/**
* @param {Document} doc Document.
* @return {ol.WFSTransactionResponse|undefined} Transaction response.
*/
ol.format.WFS.prototype.readTransactionResponseFromDocument = function(doc) {
ol.DEBUG && console.assert(doc.nodeType == Node.DOCUMENT_NODE,
'doc.nodeType should be DOCUMENT');
for (var n = doc.firstChild; n; n = n.nextSibling) {
if (n.nodeType == Node.ELEMENT_NODE) {
return this.readTransactionResponseFromNode(n);
}
}
return undefined;
};
/**
* @param {Node} node Node.
* @return {ol.WFSTransactionResponse|undefined} Transaction response.
*/
ol.format.WFS.prototype.readTransactionResponseFromNode = function(node) {
ol.DEBUG && console.assert(node.nodeType == Node.ELEMENT_NODE,
'node.nodeType should be ELEMENT');
ol.DEBUG && console.assert(node.localName == 'TransactionResponse',
'localName should be TransactionResponse');
return ol.xml.pushParseAndPop(
/** @type {ol.WFSTransactionResponse} */({}),
ol.format.WFS.TRANSACTION_RESPONSE_PARSERS_, node, []);
};
/**
* @type {Object.<string, Object.<string, ol.XmlSerializer>>}
* @private
*/
ol.format.WFS.QUERY_SERIALIZERS_ = {
'http://www.opengis.net/wfs': {
'PropertyName': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode)
}
};
/**
* @param {Node} node Node.
* @param {ol.Feature} feature Feature.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeFeature_ = function(node, feature, objectStack) {
var context = objectStack[objectStack.length - 1];
var featureType = context['featureType'];
var featureNS = context['featureNS'];
var child = ol.xml.createElementNS(featureNS, featureType);
node.appendChild(child);
ol.format.GML3.prototype.writeFeatureElement(child, feature, objectStack);
};
/**
* @param {Node} node Node.
* @param {number|string} fid Feature identifier.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeOgcFidFilter_ = function(node, fid, objectStack) {
var filter = ol.xml.createElementNS(ol.format.WFS.OGCNS, 'Filter');
var child = ol.xml.createElementNS(ol.format.WFS.OGCNS, 'FeatureId');
filter.appendChild(child);
child.setAttribute('fid', fid);
node.appendChild(filter);
};
/**
* @param {Node} node Node.
* @param {ol.Feature} feature Feature.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeDelete_ = function(node, feature, objectStack) {
var context = objectStack[objectStack.length - 1];
ol.asserts.assert(feature.getId() !== undefined, 26); // Features must have an id set
var featureType = context['featureType'];
var featurePrefix = context['featurePrefix'];
featurePrefix = featurePrefix ? featurePrefix :
ol.format.WFS.FEATURE_PREFIX;
var featureNS = context['featureNS'];
node.setAttribute('typeName', featurePrefix + ':' + featureType);
ol.xml.setAttributeNS(node, ol.format.WFS.XMLNS, 'xmlns:' + featurePrefix,
featureNS);
var fid = feature.getId();
if (fid !== undefined) {
ol.format.WFS.writeOgcFidFilter_(node, fid, objectStack);
}
};
/**
* @param {Node} node Node.
* @param {ol.Feature} feature Feature.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeUpdate_ = function(node, feature, objectStack) {
var context = objectStack[objectStack.length - 1];
ol.asserts.assert(feature.getId() !== undefined, 27); // Features must have an id set
var featureType = context['featureType'];
var featurePrefix = context['featurePrefix'];
featurePrefix = featurePrefix ? featurePrefix :
ol.format.WFS.FEATURE_PREFIX;
var featureNS = context['featureNS'];
node.setAttribute('typeName', featurePrefix + ':' + featureType);
ol.xml.setAttributeNS(node, ol.format.WFS.XMLNS, 'xmlns:' + featurePrefix,
featureNS);
var fid = feature.getId();
if (fid !== undefined) {
var keys = feature.getKeys();
var values = [];
for (var i = 0, ii = keys.length; i < ii; i++) {
var value = feature.get(keys[i]);
if (value !== undefined) {
values.push({name: keys[i], value: value});
}
}
ol.xml.pushSerializeAndPop(/** @type {ol.XmlNodeStackItem} */ (
{node: node, 'srsName': context['srsName']}),
ol.format.WFS.TRANSACTION_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('Property'), values,
objectStack);
ol.format.WFS.writeOgcFidFilter_(node, fid, objectStack);
}
};
/**
* @param {Node} node Node.
* @param {Object} pair Property name and value.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeProperty_ = function(node, pair, objectStack) {
var name = ol.xml.createElementNS(ol.format.WFS.WFSNS, 'Name');
node.appendChild(name);
ol.format.XSD.writeStringTextNode(name, pair.name);
if (pair.value !== undefined && pair.value !== null) {
var value = ol.xml.createElementNS(ol.format.WFS.WFSNS, 'Value');
node.appendChild(value);
if (pair.value instanceof ol.geom.Geometry) {
ol.format.GML3.prototype.writeGeometryElement(value,
pair.value, objectStack);
} else {
ol.format.XSD.writeStringTextNode(value, pair.value);
}
}
};
/**
* @param {Node} node Node.
* @param {{vendorId: string, safeToIgnore: boolean, value: string}}
* nativeElement The native element.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeNative_ = function(node, nativeElement, objectStack) {
if (nativeElement.vendorId) {
node.setAttribute('vendorId', nativeElement.vendorId);
}
if (nativeElement.safeToIgnore !== undefined) {
node.setAttribute('safeToIgnore', nativeElement.safeToIgnore);
}
if (nativeElement.value !== undefined) {
ol.format.XSD.writeStringTextNode(node, nativeElement.value);
}
};
/**
* @type {Object.<string, Object.<string, ol.XmlSerializer>>}
* @private
*/
ol.format.WFS.TRANSACTION_SERIALIZERS_ = {
'http://www.opengis.net/wfs': {
'Insert': ol.xml.makeChildAppender(ol.format.WFS.writeFeature_),
'Update': ol.xml.makeChildAppender(ol.format.WFS.writeUpdate_),
'Delete': ol.xml.makeChildAppender(ol.format.WFS.writeDelete_),
'Property': ol.xml.makeChildAppender(ol.format.WFS.writeProperty_),
'Native': ol.xml.makeChildAppender(ol.format.WFS.writeNative_)
}
};
/**
* @param {Node} node Node.
* @param {string} featureType Feature type.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeQuery_ = function(node, featureType, objectStack) {
var context = /** @type {Object} */ (objectStack[objectStack.length - 1]);
var featurePrefix = context['featurePrefix'];
var featureNS = context['featureNS'];
var propertyNames = context['propertyNames'];
var srsName = context['srsName'];
var prefix = featurePrefix ? featurePrefix + ':' : '';
node.setAttribute('typeName', prefix + featureType);
if (srsName) {
node.setAttribute('srsName', srsName);
}
if (featureNS) {
ol.xml.setAttributeNS(node, ol.format.WFS.XMLNS, 'xmlns:' + featurePrefix,
featureNS);
}
var item = /** @type {ol.XmlNodeStackItem} */ (ol.obj.assign({}, context));
item.node = node;
ol.xml.pushSerializeAndPop(item,
ol.format.WFS.QUERY_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('PropertyName'), propertyNames,
objectStack);
var filter = context['filter'];
if (filter) {
var child = ol.xml.createElementNS(ol.format.WFS.OGCNS, 'Filter');
node.appendChild(child);
ol.format.WFS.writeFilterCondition_(child, filter, objectStack);
}
};
/**
* @param {Node} node Node.
* @param {ol.format.filter.Filter} filter Filter.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeFilterCondition_ = function(node, filter, objectStack) {
/** @type {ol.XmlNodeStackItem} */
var item = {node: node};
ol.xml.pushSerializeAndPop(item,
ol.format.WFS.GETFEATURE_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory(filter.getTagName()),
[filter], objectStack);
};
/**
* @param {Node} node Node.
* @param {ol.format.filter.Bbox} filter Filter.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeBboxFilter_ = function(node, filter, objectStack) {
var context = objectStack[objectStack.length - 1];
context['srsName'] = filter.srsName;
ol.format.WFS.writeOgcPropertyName_(node, filter.geometryName);
ol.format.GML3.prototype.writeGeometryElement(node, filter.extent, objectStack);
};
/**
* @param {Node} node Node.
* @param {ol.format.filter.Intersects} filter Filter.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeIntersectsFilter_ = function(node, filter, objectStack) {
var context = objectStack[objectStack.length - 1];
context['srsName'] = filter.srsName;
ol.format.WFS.writeOgcPropertyName_(node, filter.geometryName);
ol.format.GML3.prototype.writeGeometryElement(node, filter.geometry, objectStack);
};
/**
* @param {Node} node Node.
* @param {ol.format.filter.Within} filter Filter.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeWithinFilter_ = function(node, filter, objectStack) {
var context = objectStack[objectStack.length - 1];
context['srsName'] = filter.srsName;
ol.format.WFS.writeOgcPropertyName_(node, filter.geometryName);
ol.format.GML3.prototype.writeGeometryElement(node, filter.geometry, objectStack);
};
/**
* @param {Node} node Node.
* @param {ol.format.filter.LogicalBinary} filter Filter.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeLogicalFilter_ = function(node, filter, objectStack) {
/** @type {ol.XmlNodeStackItem} */
var item = {node: node};
var conditionA = filter.conditionA;
ol.xml.pushSerializeAndPop(item,
ol.format.WFS.GETFEATURE_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory(conditionA.getTagName()),
[conditionA], objectStack);
var conditionB = filter.conditionB;
ol.xml.pushSerializeAndPop(item,
ol.format.WFS.GETFEATURE_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory(conditionB.getTagName()),
[conditionB], objectStack);
};
/**
* @param {Node} node Node.
* @param {ol.format.filter.Not} filter Filter.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeNotFilter_ = function(node, filter, objectStack) {
/** @type {ol.XmlNodeStackItem} */
var item = {node: node};
var condition = filter.condition;
ol.xml.pushSerializeAndPop(item,
ol.format.WFS.GETFEATURE_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory(condition.getTagName()),
[condition], objectStack);
};
/**
* @param {Node} node Node.
* @param {ol.format.filter.ComparisonBinary} filter Filter.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeComparisonFilter_ = function(node, filter, objectStack) {
if (filter.matchCase !== undefined) {
node.setAttribute('matchCase', filter.matchCase.toString());
}
ol.format.WFS.writeOgcPropertyName_(node, filter.propertyName);
ol.format.WFS.writeOgcLiteral_(node, '' + filter.expression);
};
/**
* @param {Node} node Node.
* @param {ol.format.filter.IsNull} filter Filter.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeIsNullFilter_ = function(node, filter, objectStack) {
ol.format.WFS.writeOgcPropertyName_(node, filter.propertyName);
};
/**
* @param {Node} node Node.
* @param {ol.format.filter.IsBetween} filter Filter.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeIsBetweenFilter_ = function(node, filter, objectStack) {
ol.format.WFS.writeOgcPropertyName_(node, filter.propertyName);
var lowerBoundary = ol.xml.createElementNS(ol.format.WFS.OGCNS, 'LowerBoundary');
node.appendChild(lowerBoundary);
ol.format.WFS.writeOgcLiteral_(lowerBoundary, '' + filter.lowerBoundary);
var upperBoundary = ol.xml.createElementNS(ol.format.WFS.OGCNS, 'UpperBoundary');
node.appendChild(upperBoundary);
ol.format.WFS.writeOgcLiteral_(upperBoundary, '' + filter.upperBoundary);
};
/**
* @param {Node} node Node.
* @param {ol.format.filter.IsLike} filter Filter.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeIsLikeFilter_ = function(node, filter, objectStack) {
node.setAttribute('wildCard', filter.wildCard);
node.setAttribute('singleChar', filter.singleChar);
node.setAttribute('escapeChar', filter.escapeChar);
if (filter.matchCase !== undefined) {
node.setAttribute('matchCase', filter.matchCase.toString());
}
ol.format.WFS.writeOgcPropertyName_(node, filter.propertyName);
ol.format.WFS.writeOgcLiteral_(node, '' + filter.pattern);
};
/**
* @param {string} tagName Tag name.
* @param {Node} node Node.
* @param {string} value Value.
* @private
*/
ol.format.WFS.writeOgcExpression_ = function(tagName, node, value) {
var property = ol.xml.createElementNS(ol.format.WFS.OGCNS, tagName);
ol.format.XSD.writeStringTextNode(property, value);
node.appendChild(property);
};
/**
* @param {Node} node Node.
* @param {string} value PropertyName value.
* @private
*/
ol.format.WFS.writeOgcPropertyName_ = function(node, value) {
ol.format.WFS.writeOgcExpression_('PropertyName', node, value);
};
/**
* @param {Node} node Node.
* @param {string} value PropertyName value.
* @private
*/
ol.format.WFS.writeOgcLiteral_ = function(node, value) {
ol.format.WFS.writeOgcExpression_('Literal', node, value);
};
/**
* @type {Object.<string, Object.<string, ol.XmlSerializer>>}
* @private
*/
ol.format.WFS.GETFEATURE_SERIALIZERS_ = {
'http://www.opengis.net/wfs': {
'Query': ol.xml.makeChildAppender(ol.format.WFS.writeQuery_)
},
'http://www.opengis.net/ogc': {
'And': ol.xml.makeChildAppender(ol.format.WFS.writeLogicalFilter_),
'Or': ol.xml.makeChildAppender(ol.format.WFS.writeLogicalFilter_),
'Not': ol.xml.makeChildAppender(ol.format.WFS.writeNotFilter_),
'BBOX': ol.xml.makeChildAppender(ol.format.WFS.writeBboxFilter_),
'Intersects': ol.xml.makeChildAppender(ol.format.WFS.writeIntersectsFilter_),
'Within': ol.xml.makeChildAppender(ol.format.WFS.writeWithinFilter_),
'PropertyIsEqualTo': ol.xml.makeChildAppender(ol.format.WFS.writeComparisonFilter_),
'PropertyIsNotEqualTo': ol.xml.makeChildAppender(ol.format.WFS.writeComparisonFilter_),
'PropertyIsLessThan': ol.xml.makeChildAppender(ol.format.WFS.writeComparisonFilter_),
'PropertyIsLessThanOrEqualTo': ol.xml.makeChildAppender(ol.format.WFS.writeComparisonFilter_),
'PropertyIsGreaterThan': ol.xml.makeChildAppender(ol.format.WFS.writeComparisonFilter_),
'PropertyIsGreaterThanOrEqualTo': ol.xml.makeChildAppender(ol.format.WFS.writeComparisonFilter_),
'PropertyIsNull': ol.xml.makeChildAppender(ol.format.WFS.writeIsNullFilter_),
'PropertyIsBetween': ol.xml.makeChildAppender(ol.format.WFS.writeIsBetweenFilter_),
'PropertyIsLike': ol.xml.makeChildAppender(ol.format.WFS.writeIsLikeFilter_)
}
};
/**
* @param {Node} node Node.
* @param {Array.<string>} featureTypes Feature types.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.WFS.writeGetFeature_ = function(node, featureTypes, objectStack) {
var context = /** @type {Object} */ (objectStack[objectStack.length - 1]);
var item = /** @type {ol.XmlNodeStackItem} */ (ol.obj.assign({}, context));
item.node = node;
ol.xml.pushSerializeAndPop(item,
ol.format.WFS.GETFEATURE_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('Query'), featureTypes,
objectStack);
};
/**
* Encode format as WFS `GetFeature` and return the Node.
*
* @param {olx.format.WFSWriteGetFeatureOptions} options Options.
* @return {Node} Result.
* @api stable
*/
ol.format.WFS.prototype.writeGetFeature = function(options) {
var node = ol.xml.createElementNS(ol.format.WFS.WFSNS, 'GetFeature');
node.setAttribute('service', 'WFS');
node.setAttribute('version', '1.1.0');
var filter;
if (options) {
if (options.handle) {
node.setAttribute('handle', options.handle);
}
if (options.outputFormat) {
node.setAttribute('outputFormat', options.outputFormat);
}
if (options.maxFeatures !== undefined) {
node.setAttribute('maxFeatures', options.maxFeatures);
}
if (options.resultType) {
node.setAttribute('resultType', options.resultType);
}
if (options.startIndex !== undefined) {
node.setAttribute('startIndex', options.startIndex);
}
if (options.count !== undefined) {
node.setAttribute('count', options.count);
}
filter = options.filter;
if (options.bbox) {
ol.asserts.assert(options.geometryName,
12); // `options.geometryName` must also be provided when `options.bbox` is set
var bbox = ol.format.filter.bbox(
/** @type {string} */ (options.geometryName), options.bbox, options.srsName);
if (filter) {
// if bbox and filter are both set, combine the two into a single filter
filter = ol.format.filter.and(filter, bbox);
} else {
filter = bbox;
}
}
}
ol.xml.setAttributeNS(node, 'http://www.w3.org/2001/XMLSchema-instance',
'xsi:schemaLocation', this.schemaLocation_);
/** @type {ol.XmlNodeStackItem} */
var context = {
node: node,
'srsName': options.srsName,
'featureNS': options.featureNS ? options.featureNS : this.featureNS_,
'featurePrefix': options.featurePrefix,
'geometryName': options.geometryName,
'filter': filter,
'propertyNames': options.propertyNames ? options.propertyNames : []
};
ol.asserts.assert(Array.isArray(options.featureTypes),
11); // `options.featureTypes` should be an Array
ol.format.WFS.writeGetFeature_(node, /** @type {!Array.<string>} */ (options.featureTypes), [context]);
return node;
};
/**
* Encode format as WFS `Transaction` and return the Node.
*
* @param {Array.<ol.Feature>} inserts The features to insert.
* @param {Array.<ol.Feature>} updates The features to update.
* @param {Array.<ol.Feature>} deletes The features to delete.
* @param {olx.format.WFSWriteTransactionOptions} options Write options.
* @return {Node} Result.
* @api stable
*/
ol.format.WFS.prototype.writeTransaction = function(inserts, updates, deletes,
options) {
var objectStack = [];
var node = ol.xml.createElementNS(ol.format.WFS.WFSNS, 'Transaction');
node.setAttribute('service', 'WFS');
node.setAttribute('version', '1.1.0');
var baseObj;
/** @type {ol.XmlNodeStackItem} */
var obj;
if (options) {
baseObj = options.gmlOptions ? options.gmlOptions : {};
if (options.handle) {
node.setAttribute('handle', options.handle);
}
}
ol.xml.setAttributeNS(node, 'http://www.w3.org/2001/XMLSchema-instance',
'xsi:schemaLocation', this.schemaLocation_);
if (inserts) {
obj = {node: node, 'featureNS': options.featureNS,
'featureType': options.featureType, 'featurePrefix': options.featurePrefix,
'srsName': options.srsName};
ol.obj.assign(obj, baseObj);
ol.xml.pushSerializeAndPop(obj,
ol.format.WFS.TRANSACTION_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('Insert'), inserts,
objectStack);
}
if (updates) {
obj = {node: node, 'featureNS': options.featureNS,
'featureType': options.featureType, 'featurePrefix': options.featurePrefix,
'srsName': options.srsName};
ol.obj.assign(obj, baseObj);
ol.xml.pushSerializeAndPop(obj,
ol.format.WFS.TRANSACTION_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('Update'), updates,
objectStack);
}
if (deletes) {
ol.xml.pushSerializeAndPop({node: node, 'featureNS': options.featureNS,
'featureType': options.featureType, 'featurePrefix': options.featurePrefix,
'srsName': options.srsName},
ol.format.WFS.TRANSACTION_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('Delete'), deletes,
objectStack);
}
if (options.nativeElements) {
ol.xml.pushSerializeAndPop({node: node, 'featureNS': options.featureNS,
'featureType': options.featureType, 'featurePrefix': options.featurePrefix,
'srsName': options.srsName},
ol.format.WFS.TRANSACTION_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('Native'), options.nativeElements,
objectStack);
}
return node;
};
/**
* Read the projection from a WFS source.
*
* @function
* @param {Document|Node|Object|string} source Source.
* @return {?ol.proj.Projection} Projection.
* @api stable
*/
ol.format.WFS.prototype.readProjection;
/**
* @inheritDoc
*/
ol.format.WFS.prototype.readProjectionFromDocument = function(doc) {
ol.DEBUG && console.assert(doc.nodeType == Node.DOCUMENT_NODE,
'doc.nodeType should be a DOCUMENT');
for (var n = doc.firstChild; n; n = n.nextSibling) {
if (n.nodeType == Node.ELEMENT_NODE) {
return this.readProjectionFromNode(n);
}
}
return null;
};
/**
* @inheritDoc
*/
ol.format.WFS.prototype.readProjectionFromNode = function(node) {
ol.DEBUG && console.assert(node.nodeType == Node.ELEMENT_NODE,
'node.nodeType should be ELEMENT');
ol.DEBUG && console.assert(node.localName == 'FeatureCollection',
'localName should be FeatureCollection');
if (node.firstElementChild &&
node.firstElementChild.firstElementChild) {
node = node.firstElementChild.firstElementChild;
for (var n = node.firstElementChild; n; n = n.nextElementSibling) {
if (!(n.childNodes.length === 0 ||
(n.childNodes.length === 1 &&
n.firstChild.nodeType === 3))) {
var objectStack = [{}];
this.gmlFormat_.readGeometryElement(n, objectStack);
return ol.proj.get(objectStack.pop().srsName);
}
}
}
return null;
};