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潘卓然ParnDeedlit
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【站点】【修复】【修复图片大小&统改srs为tilingSchema】
2 parents 2a463fe + 16711c2 commit f8e4cf0

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‎src/service/Igserver/MRFS/BaseParameter.js‎

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// import { Parser } from "node-sql-parser";
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import {Zondy} from "../../common";
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class BaseParameter {
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static formatParam(param) {
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let arr = [
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"IncludeAttribute",
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"IncludeGeometry",
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"IncludeWebGraphic",
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"isAsc",
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"compareRectOnly",
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"enableDisplayCondition"
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];
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for (let i = 0; i < arr.length; i++) {
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if (typeof param[arr[i]] === "string") {
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param[arr[i]] = param[arr[i]] === "true";
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}
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}
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return param;
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}
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constructor() {
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this.layers = [];
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this.pageIndex = 0;
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this.pagination = 100;
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this.resultFormat = "json";
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this.IncludeAttribute = true;
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this.IncludeGeometry = true;
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this.IncludeWebGraphic = false;
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this.orderBy = undefined;
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this.isAsc = undefined;
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this.proj = undefined;
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this.fields = undefined;
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this.coordPrecision = undefined;
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this.cursorType = "backward";
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}
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}
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BaseParameter.prototype.formatParameter = function(layerKey, crs) {
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let Obj,
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me = this;
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me._crs = crs;
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if (layerKey === "typename") {
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Obj = {
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layers: layerKey,
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pagination: "maxfeatures",
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rectangle: "bbox",
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where: "filter",
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geometry: "filter",
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objectIds: "featureId"
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};
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if (this.where && this.geometry) {
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delete Obj.geometry;
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}
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Object.keys(Obj).forEach(function(key) {
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if (me.hasOwnProperty(key) && me[key]) {
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if (me[key] instanceof Array) {
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Obj[Obj[key]] = me[key].join(",");
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} else {
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if (key === "where" || key === "geometry") {
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Obj[Obj[key]] = initFilter(me[key], me.geometry, me);
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} else {
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Obj[Obj[key]] = me[key];
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}
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}
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}
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delete Obj[key];
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});
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return Obj;
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} else {
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Obj = {
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layers: layerKey,
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pageIndex: "Page",
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pagination: "pageCount",
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resultFormat: "f",
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includeAttribute: "IncludeAttribute",
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includeGeometry: "IncludeGeometry",
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includeWebGraphic: "IncludeWebGraphic",
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orderBy: "orderField"
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};
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Object.keys(Obj).forEach(function(key) {
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if (me.hasOwnProperty(key)) {
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me[Obj[key]] = me[key];
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delete me[key];
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}
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});
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return this;
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}
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};
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// function geometryToXmlGeoserver(geometry, me) {
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// let xml = "<" + me.spatialRelationType + ">";
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// xml += "<PropertyName>the_geom</PropertyName>";
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// xml += "<gml:" + geometry.type + " srsName='" + me._crs + "'>";
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// xml +=
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// "<gml:pos>" +
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// geometry.coordinates[0] +
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// " " +
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// geometry.coordinates[1] +
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// "</gml:pos>";
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// xml += "</gml:" + geometry.type + ">";
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// xml += "</" + me.spatialRelationType + ">";
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// return xml;
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// }
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//
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// function geometryToXml(geometry, me) {
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// let xml = "";
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// xml += "<" + me.spatialRelationType + ">";
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// xml += "<" + geometry.type + " srsName='" + me._crs + "'>";
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// if (geometry.type === "Polygon") {
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// xml += "<outerBoundaryIs><LinearRing>";
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// xml += "<coordinates>";
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// for (let i = 0; i < geometry.coordinates.length; i++) {
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// xml += geometry.coordinates[i].join(",") + " ";
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// }
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// xml = xml.substr(0, xml.length - 1);
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// xml += "</coordinates>";
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// xml += "</LinearRing></outerBoundaryIs>";
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// } else if (geometry.type === "MultiPoint") {
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// xml += "<pointMember>";
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// for (let i = 0; i < geometry.coordinates.length; i++) {
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// xml +=
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// "<Point><coordinates>" +
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// geometry.coordinates[i].join(",") +
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// "</coordinates></Point>";
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// }
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// xml += "</pointMember>";
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// } else if (geometry.type === "Point") {
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// xml += "<coordinates>" + geometry.coordinates.join(",") + "</coordinates>";
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// } else {
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// xml += "<coordinates>";
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// for (let i = 0; i < geometry.coordinates.length; i++) {
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// xml += geometry.coordinates[i].join(",") + " ";
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// }
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// xml = xml.substr(0, xml.length - 2);
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// xml += "</coordinates>";
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// }
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// xml += "</" + geometry.type + ">";
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// xml += "</" + me.spatialRelationType + ">";
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// return xml;
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// }
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// function initFilter(where, geometry, me) {
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// if (where.length > 0) {
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// //sql转ast插件
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// let parse = new Parser(),
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// //ast树对象
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// astObject,
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// //返回的filter
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// filter = "<Filter>",
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// //比较操作符枚举
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// comparisonOperators = {
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// "=": "PropertyIsEqualTo",
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// "!=": "PropertyIsNotEqualTo",
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// "<": "PropertyIsLessThan",
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// ">": "PropertyIsGreaterThan",
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// "<=": "PropertyIsLessThanOrEq",
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// ">=": "PropertyIsGreaterThanO",
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// LIKE: "PropertyIsLike",
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// BETWEEN: "PropertyIsBetween"
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// },
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// //逻辑操作符枚举
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// logicOperators = {
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// OR: "Or",
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// AND: "And",
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// NOT: "Not"
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// };
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// //拼接sql
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// where = "Select * from t where " + where;
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// //转换为ast树
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// astObject = parse.astify(where);
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// //讲逻辑操作符转换为xml
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// function formatLogicOperator(xml, ast, operator, geometry, me) {
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// xml += "<" + logicOperators[operator] + ">";
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// if (operator === "NOT") {
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// xml += astToXml(ast.expr);
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// } else {
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// xml += astToXml(ast.left);
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// xml += astToXml(ast.right);
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// }
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// if (geometry) {
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// xml += geometryToXml(geometry, me);
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// }
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// xml += "</" + logicOperators[operator] + ">";
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// return xml;
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// }
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// //将ast转换为xml
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// function astToXml(ast) {
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// let xml = "";
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// if (ast.operator === "OR") {
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// xml += formatLogicOperator(xml, ast, "OR", geometry, me);
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// } else if (ast.operator === "AND") {
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// xml += formatLogicOperator(xml, ast, "AND", geometry, me);
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// } else if (ast.operator === "NOT") {
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// xml += formatLogicOperator(xml, ast, "NOT", geometry, me);
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// } else {
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// if (comparisonOperators.hasOwnProperty(ast.operator)) {
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// xml += "<" + comparisonOperators[ast.operator] + ">";
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// xml += "<PropertyName>" + ast.left.column + "</PropertyName>";
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// if (ast.operator === "BETWEEN") {
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// xml +=
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// "<LowerBoundary><Literal>" +
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// ast.right.value[0].value +
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// "</Literal></LowerBoundary>";
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// xml +=
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// "<UpperBoundary><Literal>" +
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// ast.right.value[1].value +
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// "</Literal></UpperBoundary>";
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// } else {
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// if (ast.right.type === "column_ref") {
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// xml += "<Literal>" + ast.right.column + "</Literal>";
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// } else {
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// xml += "<Literal>" + ast.right.value + "</Literal>";
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// }
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// }
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// xml += "</" + comparisonOperators[ast.operator] + ">";
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// if (geometry) {
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// xml += geometryToXml(geometry, me);
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// }
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// } else {
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// throw new Error("非法的SQL关键字" + ast.operator + "！");
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// }
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// }
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// return xml;
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// }
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// filter += astToXml(astObject.where);
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// filter += "</Filter>";
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// return filter;
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// } else {
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// let filter = "<Filter>";
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// filter += geometryToXml(geometry, me);
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// filter += "</Filter>";
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// return filter;
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// }
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// }
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export { BaseParameter };
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Zondy.Service.BaseParameter = BaseParameter;

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