1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 | /* Copyright (c) 2006-2010 by OpenLayers Contributors (see authors.txt for * full list of contributors). Published under the Clear BSD license. * See http://svn.openlayers.org/trunk/openlayers/license.txt for the * full text of the license. */ /** * @requires OpenLayers/Format/WMTSCapabilities.js * @requires OpenLayers/Format/OWSCommon/v1_1_0.js */ /** * Class: OpenLayers.Format.WMTSCapabilities.v1_0_0 * Read WMTS Capabilities version 1.0.0. * * Inherits from: * - <OpenLayers.Format.WMTSCapabilities> */ OpenLayers.Format.WMTSCapabilities.v1_0_0 = OpenLayers.Class( OpenLayers.Format.OWSCommon.v1_1_0, { /** * Property: version * {String} The parser version ("1.0.0"). */ version: "1.0.0", /** * Property: namespaces * {Object} Mapping of namespace aliases to namespace URIs. */ namespaces: { ows: "http://www.opengis.net/ows/1.1", wmts: "http://www.opengis.net/wmts/1.0", xlink: "http://www.w3.org/1999/xlink" }, /** * Property: yx * {Object} Members in the yx object are used to determine if a CRS URN * corresponds to a CRS with y,x axis order. Member names are CRS URNs * and values are boolean. Defaults come from the * <OpenLayers.Format.WMTSCapabilities> prototype. */ yx: null, /** * Property: defaultPrefix * {String} The default namespace alias for creating element nodes. */ defaultPrefix: "wmts", /** * Constructor: OpenLayers.Format.WMTSCapabilities.v1_0_0 * Create a new parser for WMTS capabilities version 1.0.0. * * Parameters: * options - {Object} An optional object whose properties will be set on * this instance. */ initialize: function(options) { OpenLayers.Format.XML.prototype.initialize.apply(this, [options]); this.options = options; var yx = OpenLayers.Util.extend( {}, OpenLayers.Format.WMTSCapabilities.prototype.yx ); this.yx = OpenLayers.Util.extend(yx, this.yx); }, /** * APIMethod: read * Read capabilities data from a string, and return info about the WMTS. * * Parameters: * data - {String} or {DOMElement} data to read/parse. * * Returns: * {Object} Information about the SOS service. */ read: function(data) { if(typeof data == "string") { data = OpenLayers.Format.XML.prototype.read.apply(this, [data]); } if(data && data.nodeType == 9) { data = data.documentElement; } var capabilities = {}; this.readNode(data, capabilities); capabilities.version = this.version; return capabilities; }, /** * Property: readers * Contains public functions, grouped by namespace prefix, that will * be applied when a namespaced node is found matching the function * name. The function will be applied in the scope of this parser * with two arguments: the node being read and a context object passed * from the parent. */ readers: { "wmts": { "Capabilities": function(node, obj) { this.readChildNodes(node, obj); }, "Contents": function(node, obj) { obj.contents = {}; obj.contents.layers = []; obj.contents.tileMatrixSets = {}; this.readChildNodes(node, obj.contents); }, "Layer": function(node, obj) { var layer = { styles: [], formats: [], tileMatrixSetLinks: [] }; layer.layers = []; this.readChildNodes(node, layer); obj.layers.push(layer); }, "Style": function(node, obj) { var style = {}; style.isDefault = (node.getAttribute("isDefault") === "true"); this.readChildNodes(node, style); obj.styles.push(style); }, "Format": function(node, obj) { obj.formats.push(this.getChildValue(node)); }, "TileMatrixSetLink": function(node, obj) { var tileMatrixSetLink = {}; this.readChildNodes(node, tileMatrixSetLink); obj.tileMatrixSetLinks.push(tileMatrixSetLink); }, "TileMatrixSet": function(node, obj) { // node could be child of wmts:Contents or wmts:TileMatrixSetLink // duck type wmts:Contents by looking for layers if (obj.layers) { // TileMatrixSet as object type in schema var tileMatrixSet = { matrixIds: [] }; this.readChildNodes(node, tileMatrixSet); obj.tileMatrixSets[tileMatrixSet.identifier] = tileMatrixSet; } else { // TileMatrixSet as string type in schema obj.tileMatrixSet = this.getChildValue(node); } }, "TileMatrix": function(node, obj) { var tileMatrix = { supportedCRS: obj.supportedCRS }; this.readChildNodes(node, tileMatrix); obj.matrixIds.push(tileMatrix); }, "ScaleDenominator": function(node, obj) { obj.scaleDenominator = parseFloat(this.getChildValue(node)); }, "TopLeftCorner": function(node, obj) { var topLeftCorner = this.getChildValue(node); var coords = topLeftCorner.split(" "); // decide on axis order for the given CRS var yx; if (obj.supportedCRS) { // extract out version from URN var crs = obj.supportedCRS.replace( /urn:ogc:def:crs:(\w+):.+:(\w+)$/, "urn:ogc:def:crs:$1::$2" ); yx = !!this.yx[crs]; } if (yx) { obj.topLeftCorner = new OpenLayers.LonLat( coords[1], coords[0] ); } else { obj.topLeftCorner = new OpenLayers.LonLat( coords[0], coords[1] ); } }, "TileWidth": function(node, obj) { obj.tileWidth = parseInt(this.getChildValue(node)); }, "TileHeight": function(node, obj) { obj.tileHeight = parseInt(this.getChildValue(node)); }, "MatrixWidth": function(node, obj) { obj.matrixWidth = parseInt(this.getChildValue(node)); }, "MatrixHeight": function(node, obj) { obj.matrixHeight = parseInt(this.getChildValue(node)); }, // not used for now, can be added in the future though /*"Themes": function(node, obj) { obj.themes = []; this.readChildNodes(node, obj.themes); }, "Theme": function(node, obj) { var theme = {}; this.readChildNodes(node, theme); obj.push(theme); },*/ "WSDL": function(node, obj) { obj.wsdl = {}; obj.wsdl.href = node.getAttribute("xlink:href"); // TODO: other attributes of <WSDL> element }, "ServiceMetadataURL": function(node, obj) { obj.serviceMetadataUrl = {}; obj.serviceMetadataUrl.href = node.getAttribute("xlink:href"); // TODO: other attributes of <ServiceMetadataURL> element } }, "ows": OpenLayers.Format.OWSCommon.v1_1_0.prototype.readers["ows"] }, CLASS_NAME: "OpenLayers.Format.WMTSCapabilities.v1_0_0" }); |