qwc2/utils/IdentifyUtils.js

QGIS Web Client

function _typeof(o){"@babel/helpers - typeof";return _typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(o){return typeof o}:function(o){return o&&"function"==typeof Symbol&&o.constructor===Symbol&&o!==Symbol.prototype?"symbol":typeof o},_typeof(o)}function _createForOfIteratorHelper(r,e){var t="undefined"!=typeof Symbol&&r[Symbol.iterator]||r["@@iterator"];if(!t){if(Array.isArray(r)||(t=_unsupportedIterableToArray(r))||e&&r&&"number"==typeof r.length){t&&(r=t);var _n=0,F=function F(){};return{s:F,n:function n(){return _n>=r.length?{done:!0}:{done:!1,value:r[_n++]}},e:function e(r){throw r},f:F}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}var o,a=!0,u=!1;return{s:function s(){t=t.call(r)},n:function n(){var r=t.next();return a=r.done,r},e:function e(r){u=!0,o=r},f:function f(){try{a||null==t["return"]||t["return"]()}finally{if(u)throw o}}}}function _unsupportedIterableToArray(r,a){if(r){if("string"==typeof r)return _arrayLikeToArray(r,a);var t={}.toString.call(r).slice(8,-1);return"Object"===t&&r.constructor&&(t=r.constructor.name),"Map"===t||"Set"===t?Array.from(r):"Arguments"===t||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t)?_arrayLikeToArray(r,a):void 0}}function _arrayLikeToArray(r,a){(null==a||a>r.length)&&(a=r.length);for(var e=0,n=Array(a);e<a;e++)n[e]=r[e];return n}function ownKeys(e,r){var t=Object.keys(e);if(Object.getOwnPropertySymbols){var o=Object.getOwnPropertySymbols(e);r&&(o=o.filter(function(r){return Object.getOwnPropertyDescriptor(e,r).enumerable})),t.push.apply(t,o)}return t}function _objectSpread(e){for(var r=1;r<arguments.length;r++){var t=null!=arguments[r]?arguments[r]:{};r%2?ownKeys(Object(t),!0).forEach(function(r){_defineProperty(e,r,t[r])}):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(t)):ownKeys(Object(t)).forEach(function(r){Object.defineProperty(e,r,Object.getOwnPropertyDescriptor(t,r))})}return e}function _defineProperty(e,r,t){return(r=_toPropertyKey(r))in e?Object.defineProperty(e,r,{value:t,enumerable:!0,configurable:!0,writable:!0}):e[r]=t,e}function _toPropertyKey(t){var i=_toPrimitive(t,"string");return"symbol"==_typeof(i)?i:i+""}function _toPrimitive(t,r){if("object"!=_typeof(t)||!t)return t;var e=t[Symbol.toPrimitive];if(void 0!==e){var i=e.call(t,r||"default");if("object"!=_typeof(i))return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===r?String:Number)(t)}/**
 * Copyright 2016-2024 Sourcepole AG
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree.
 */import axios from"axios";import geojsonBbox from"geojson-bounding-box";import isEmpty from"lodash.isempty";import ol from"openlayers";import url from"url";import{v1 as uuidv1}from"uuid";import{LayerRole}from"../actions/layers";import ConfigUtils from"../utils/ConfigUtils";import CoordinatesUtils from"../utils/CoordinatesUtils";import LayerUtils from"../utils/LayerUtils";import MapUtils from"../utils/MapUtils";import VectorLayerUtils from"./VectorLayerUtils";function identifyRequestParams(layer,queryLayers,projection,params){var _layer$format;var format="text/plain";var infoFormats=layer.infoFormats||[];if(infoFormats.includes("text/xml")&&(layer.serverType==="qgis"||infoFormats.length===1)){format="text/xml"}else if(infoFormats.includes("application/geojson")){format="application/geojson"}else if(infoFormats.includes("application/geo+json")){format="application/geo+json"}else if(infoFormats.includes("application/json")){format="application/json"}else if(infoFormats.includes("text/xml;subtype=gml/3.2.1")){format="text/xml;subtype=gml/3.2.1"}else if(infoFormats.includes("text/xml;subtype=gml/3.2.0")){format="text/xml;subtype=gml/3.2.0"}else if(infoFormats.includes("text/xml;subtype=gml/3.2")){format="text/xml;subtype=gml/3.2"}else if(infoFormats.includes("text/xml;subtype=gml/3.1.1")){format="text/xml;subtype=gml/3.1.1"}else if(infoFormats.includes("text/xml;subtype=gml/3.1.0")){format="text/xml;subtype=gml/3.1.0"}else if(infoFormats.includes("text/xml;subtype=gml/3.1")){format="text/xml;subtype=gml/3.1"}else if(infoFormats.includes("text/xml;subtype=gml/3.0")){format="text/xml;subtype=gml/3.0"}else if(infoFormats.includes("text/html")){format="text/html"}else if(infoFormats.includes("application/vnd.ogc.gml")){format="application/vnd.ogc.gml"}var styles=(layer.params.STYLES||"").split(",");var styleMap=layer.params.LAYERS.split(",").reduce(function(res,lyr,idx){var _styles$idx;return _objectSpread(_objectSpread({},res),{},_defineProperty({},lyr,(_styles$idx=styles[idx])!==null&&_styles$idx!==void 0?_styles$idx:""))});var queryStyles=queryLayers.split(",").map(function(lyr){var _styleMap$lyr;return(_styleMap$lyr=styleMap[lyr])!==null&&_styleMap$lyr!==void 0?_styleMap$lyr:""}).join(",");return{url:layer.featureInfoUrl.split("?")[0],params:_objectSpread(_objectSpread(_objectSpread({},url.parse(layer.featureInfoUrl,true).query),{},{service:"WMS",version:layer.version,request:"GetFeatureInfo",id:layer.id,layers:queryLayers,query_layers:queryLayers,styles:queryStyles,srs:projection,crs:projection,format:(_layer$format=layer.format)!==null&&_layer$format!==void 0?_layer$format:"image/png",info_format:format,with_geometry:true,with_maptip:false},layer.dimensionValues),params)}}var IdentifyUtils={getQueryLayers:function getQueryLayers(maplayers,map){var queryableLayers=maplayers.filter(function(l){// All non-background WMS layers with a non-empty queryLayers list
return l.visibility&&l.type==="wms"&&l.role!==LayerRole.BACKGROUND&&(l.queryLayers||[]).length>0});var mapScale=MapUtils.computeForZoom(map.scales,map.zoom);var result=[];queryableLayers.forEach(function(layer){var layers=[];var queryLayers=layer.queryLayers;for(var i=0;i<queryLayers.length;++i){if(layer.externalLayerMap&&layer.externalLayerMap[queryLayers[i]]){var sublayer=LayerUtils.searchSubLayer(layer,"name",queryLayers[i]);var sublayerVisible=LayerUtils.layerScaleInRange(sublayer,mapScale);if(!isEmpty(layer.externalLayerMap[queryLayers[i]].queryLayers)&&sublayerVisible){layers.push(layer.externalLayerMap[queryLayers[i]])}}else if(layers.length>0&&layers[layers.length-1].id===layer.id){layers[layers.length-1].queryLayers.push(queryLayers[i])}else{layers.push(_objectSpread(_objectSpread({},layer),{},{queryLayers:[queryLayers[i]]}))}}result=result.concat(layers)});return result},buildRequest:function buildRequest(layer,queryLayers,center,map){var _layer$params$FILTER;var options=arguments.length>4&&arguments[4]!==undefined?arguments[4]:{};var size=[101,101];var resolution=MapUtils.computeForZoom(map.resolutions,map.zoom);var dx=0.5*resolution*size[0];var dy=0.5*resolution*size[1];var version=layer.version;var bbox=[center[0]-dx,center[1]-dy,center[0]+dx,center[1]+dy];if(CoordinatesUtils.getAxisOrder(map.projection).substr(0,2)==="ne"&&version==="1.3.0"){bbox=[center[1]-dx,center[0]-dy,center[1]+dx,center[0]+dy]}var params=_objectSpread({height:size[0],width:size[1],feature_count:100,x:Math.round(size[0]*0.5),y:Math.round(size[1]*0.5),i:Math.round(size[0]*0.5),j:Math.round(size[1]*0.5),bbox:bbox.join(","),filter:(_layer$params$FILTER=layer.params.FILTER)!==null&&_layer$params$FILTER!==void 0?_layer$params$FILTER:""},options);return identifyRequestParams(layer,queryLayers,map.projection,params)},buildFilterRequest:function buildFilterRequest(layer,queryLayers,filterGeom,map){var options=arguments.length>4&&arguments[4]!==undefined?arguments[4]:{};var params=_objectSpread({feature_count:100,FILTER_GEOM:filterGeom},options);return identifyRequestParams(layer,queryLayers,map.projection,params)},sendRequest:function sendRequest(request,responseHandler){var urlParts=url.parse(request.url,true);urlParts.query=_objectSpread(_objectSpread({},urlParts.query),request.params);delete urlParts.search;var requestUrl=url.format(urlParts);var maxUrlLength=ConfigUtils.getConfigProp("wmsMaxGetUrlLength",null,2048);if(requestUrl.length>maxUrlLength){// Switch to POST if url is too long
var reqUrlParts=requestUrl.split("?");var options={headers:{"content-type":"application/x-www-form-urlencoded"}};axios.post(reqUrlParts[0],reqUrlParts[1],options).then(function(postResp){responseHandler(postResp.data)})["catch"](function(){axios.get(request.url,{params:request.params}).then(function(getResp){responseHandler(getResp.data)})["catch"](function(){responseHandler(null)})})}else{axios.get(request.url,{params:request.params}).then(function(getResp){responseHandler(getResp.data)})["catch"](function(){responseHandler(null)})}},parseResponse:function parseResponse(response,layer,format,clickPoint,projection,featureInfoReturnsLayerName){var decimals=CoordinatesUtils.getPrecision(projection);var posstr=clickPoint?clickPoint[0].toFixed(decimals)+", "+clickPoint[1].toFixed(decimals):"";var results={};if(["application/json","application/geojson","application/geo+json","GeoJSON"].includes(format)){results=IdentifyUtils.parseGeoJSONResponse(response,projection,layer)}else if(format==="text/xml"){results=IdentifyUtils.parseXmlResponse(response,projection,layer,posstr,featureInfoReturnsLayerName)}else if(format==="application/vnd.ogc.gml"){results=IdentifyUtils.parseGmlResponse(response,projection,layer,posstr)}else if(format.startsWith("text/xml;subtype=gml/3.1")||format.startsWith("text/xml;subtype=gml/3.0")){results=IdentifyUtils.parseGml3Response(response,projection,layer)}else if(format.startsWith("text/xml;subtype=gml/3.2")){results=IdentifyUtils.parseGml32Response(response,projection,layer)}else if(format==="text/plain"){results[layer.name]=[{type:"text",text:response,id:posstr,layername:layer.name,layertitle:layer.title}]}else if(format==="text/html"){results[layer.name]=[{type:"html",text:response,id:posstr,layername:layer.name,layertitle:layer.title}]}// Add clickPos, bounding box, displayname and layer name / title
for(var _i=0,_Object$keys=Object.keys(results);_i<_Object$keys.length;_i++){var layername=_Object$keys[_i];var _iterator=_createForOfIteratorHelper(results[layername]),_step;try{for(_iterator.s();!(_step=_iterator.n()).done;){var _item$layertitle;var item=_step.value;if(item.type==="Feature"&&!item.bbox&&item.geometry){item.crs=projection;item.bbox=geojsonBbox(item)}item.clickPos=clickPoint;item.displayname=IdentifyUtils.determineDisplayName(layer,layername,item);item.layertitle=(_item$layertitle=item.layertitle)!==null&&_item$layertitle!==void 0?_item$layertitle:layername}}catch(err){_iterator.e(err)}finally{_iterator.f()}}return results},determineDisplayName:function determineDisplayName(layer,layername,item){var properties=item.properties||{};if(item.displayfield){if(properties[item.displayfield]&&properties[item.displayfield][0]!=="<"){return properties[item.displayfield]}}var sublayer=LayerUtils.searchSubLayer(layer,"name",layername);if(sublayer&&sublayer.displayField){if(properties[sublayer.displayField]&&properties[sublayer.displayField][0]!=="<"){return properties[sublayer.displayField]}}return properties.name||properties.Name||properties.NAME||item.id},parseXmlFeature:function parseXmlFeature(feature,geometrycrs,id,featurereport,displayfield,layername,layertitle,layerinfo){var featureResult={};featureResult.type="Feature";featureResult.id=id;featureResult.featurereport=featurereport;featureResult.displayfield=displayfield;featureResult.layername=layername;featureResult.layertitle=layertitle;featureResult.layerinfo=layerinfo;var bboxes=feature.getElementsByTagName("BoundingBox");if(bboxes.length>0){var bbox=bboxes[0];var crs=bbox.attributes.CRS?bbox.attributes.CRS.value:bbox.attributes.SRS.value;featureResult.bbox=[parseFloat(bbox.attributes.minx.value),parseFloat(bbox.attributes.miny.value),parseFloat(bbox.attributes.maxx.value),parseFloat(bbox.attributes.maxy.value)];featureResult.crs=crs}featureResult.properties={};var attrmapping={};var attributes=feature.getElementsByTagName("Attribute");for(var i=0;i<attributes.length;++i){var attribute=attributes[i];if(attribute.attributes.name.value==="geometry"){var wkt=attribute.attributes.value.value;var geoJsonFeature=VectorLayerUtils.wktToGeoJSON(wkt,geometrycrs,featureResult.crs);if(geoJsonFeature){featureResult.geometry=geoJsonFeature.geometry}}else{featureResult.properties[attribute.attributes.name.value]=attribute.attributes.value.value;if(attribute.attributes.attrname){attrmapping[attribute.attributes.name.value]=attribute.attributes.attrname.value}}}var htmlContent=feature.getElementsByTagName("HtmlContent");if(htmlContent.length>0){featureResult.properties.htmlContent=htmlContent[0].textContent;featureResult.properties.htmlContentInline=htmlContent[0].getAttribute("inline")==="1"||htmlContent[0].getAttribute("inline")==="true"}if(!isEmpty(attrmapping)){featureResult.attribnames=attrmapping}return featureResult},parseXmlResponse:function parseXmlResponse(response,geometrycrs,layer){var _doc$firstChild,_doc$firstChild$getEl,_this=this;var posstr=arguments.length>3&&arguments[3]!==undefined?arguments[3]:null;var featureInfoReturnsLayerName=arguments.length>4&&arguments[4]!==undefined?arguments[4]:false;var mapLayers=arguments.length>5&&arguments[5]!==undefined?arguments[5]:null;var parser=new DOMParser;var doc=parser.parseFromString(response,"text/xml");var layersEl=[].slice.call(((_doc$firstChild=doc.firstChild)===null||_doc$firstChild===void 0||(_doc$firstChild$getEl=_doc$firstChild.getElementsByTagName)===null||_doc$firstChild$getEl===void 0?void 0:_doc$firstChild$getEl.call(_doc$firstChild,"Layer"))||[]);var result={};var idcounter=0;var _iterator2=_createForOfIteratorHelper(layersEl),_step2;try{var _loop=function _loop(){var layerEl=_step2.value;var featurereport=layerEl.attributes.featurereport?layerEl.attributes.featurereport.value:null;var displayfield=layerEl.attributes.displayfield?layerEl.attributes.displayfield.value:null;var layername="";var layertitle="";if(layerEl.attributes.layername){layername=layerEl.attributes.layername.value;layertitle=layerEl.attributes.name.value}else if(featureInfoReturnsLayerName){var _LayerUtils$searchSub,_LayerUtils$searchSub2;layername=layerEl.attributes.name.value;layertitle=(_LayerUtils$searchSub=(_LayerUtils$searchSub2=LayerUtils.searchSubLayer(layer,"name",layername))===null||_LayerUtils$searchSub2===void 0?void 0:_LayerUtils$searchSub2.title)!==null&&_LayerUtils$searchSub!==void 0?_LayerUtils$searchSub:layername}else{var _LayerUtils$searchSub3,_LayerUtils$searchSub4;layertitle=layerEl.attributes.name.value;layername=(_LayerUtils$searchSub3=(_LayerUtils$searchSub4=LayerUtils.searchSubLayer(layer,"title",layertitle))===null||_LayerUtils$searchSub4===void 0?void 0:_LayerUtils$searchSub4.name)!==null&&_LayerUtils$searchSub3!==void 0?_LayerUtils$searchSub3:layertitle}var layerinfo=layerEl.attributes.layerinfo?layerEl.attributes.layerinfo.value:null;var features=[].slice.call(layerEl.getElementsByTagName("Feature"));if(features.length>0){result[layername]=features.map(function(feature){return _this.parseXmlFeature(feature,geometrycrs,feature.attributes.id.value,featurereport,displayfield,layername,layertitle,layerinfo)})}else{var attributes=[].slice.call(layerEl.getElementsByTagName("Attribute"));if(attributes.length>0){var id=posstr||""+idcounter++;result[layername]=[_this.parseXmlFeature(layerEl,geometrycrs,id,featurereport,displayfield,layername,layertitle,layerinfo)]}}};for(_iterator2.s();!(_step2=_iterator2.n()).done;){_loop()}}catch(err){_iterator2.e(err)}finally{_iterator2.f()}return result},parseGeoJSONResponse:function parseGeoJSONResponse(response,geometrycrs,layer){var result={};(response.features||[]).map(function(feature){// Deduce layer name as far as possible from feature id
var id=feature.id||(feature.properties||{}).OBJECTID||uuidv1();if(result[layer.name]===undefined){result[layer.name]=[]}var geometry=feature.geometry;if(geometry&&response.crs){var _response$crs$propert,_response$crs$propert2;// Reproject geometry only if there is crs information in GetFeatureInfo response
geometry=VectorLayerUtils.reprojectGeometry(geometry,(_response$crs$propert=(_response$crs$propert2=response.crs.properties)===null||_response$crs$propert2===void 0?void 0:_response$crs$propert2.name)!==null&&_response$crs$propert!==void 0?_response$crs$propert:"EPSG:4326",geometrycrs)}result[layer.name].push(_objectSpread(_objectSpread({},feature),{},{id:id,geometry:geometry,layername:layer.name,layertitle:layer.title}))});return result},parseGmlResponse:function parseGmlResponse(response,geometrycrs,layer,posstr){var parser=new DOMParser;var doc=parser.parseFromString(response,"text/xml");var result={};var msGMLOutput=doc.getElementsByTagName("msGMLOutput")[0];if(msGMLOutput){var count=0;var _iterator3=_createForOfIteratorHelper([].slice.call(msGMLOutput.children)),_step3;try{for(_iterator3.s();!(_step3=_iterator3.n()).done;){var layerEl=_step3.value;var layerName=layerEl.nodeName.replace(/_layer$/,"");var featureName=layerName+"_feature";result[layerName]=[];var _iterator4=_createForOfIteratorHelper([].slice.call(layerEl.getElementsByTagName(featureName))),_step4;try{for(_iterator4.s();!(_step4=_iterator4.n()).done;){var featureEl=_step4.value;var context=[{featureType:featureName}];var feature=new ol.format.GeoJSON().writeFeatureObject(new ol.format.GML2().readFeatureElement(featureEl,context));feature.id=count++;feature.layername=layer.name;feature.layertitle=layer.title;delete feature.properties.boundedBy;result[layerName].push(feature)}}catch(err){_iterator4.e(err)}finally{_iterator4.f()}}}catch(err){_iterator3.e(err)}finally{_iterator3.f()}}else{result[layer.name]=[{type:"text",text:response,id:posstr}]}return result},parseGml3Response:function parseGml3Response(response,geometrycrs,layer){var _fmtGeoJson$writeFeat,_fmtGeoJson$writeFeat2;var fmtGml3=new ol.format.GML3;var fmtGeoJson=new ol.format.GeoJSON;return _defineProperty({},layer.name,(_fmtGeoJson$writeFeat=(_fmtGeoJson$writeFeat2=fmtGeoJson.writeFeaturesObject(fmtGml3.readFeatures(response)))===null||_fmtGeoJson$writeFeat2===void 0?void 0:_fmtGeoJson$writeFeat2.features)!==null&&_fmtGeoJson$writeFeat!==void 0?_fmtGeoJson$writeFeat:[])},parseGml32Response:function parseGml32Response(response,geometrycrs,layer){var _fmtGeoJson$writeFeat3,_fmtGeoJson$writeFeat4;var fmtGml32=new ol.format.GML32;var fmtGeoJson=new ol.format.GeoJSON;return _defineProperty({},layer.name,(_fmtGeoJson$writeFeat3=(_fmtGeoJson$writeFeat4=fmtGeoJson.writeFeaturesObject(fmtGml32.readFeatures(response)))===null||_fmtGeoJson$writeFeat4===void 0?void 0:_fmtGeoJson$writeFeat4.features)!==null&&_fmtGeoJson$writeFeat3!==void 0?_fmtGeoJson$writeFeat3:[])}};export default IdentifyUtils;