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
|
/* Copyright (c) 2006-2013 by OpenLayers Contributors (see authors.txt for
* full list of contributors). Published under the 2-clause BSD license.
* See license.txt in the OpenLayers distribution or repository for the
* full text of the license. */
/**
* @requires OpenLayers/Format/XML.js
* @requires OpenLayers/Format/GML/v3.js
*/
/**
* Class: OpenLayers.Format.SOSGetFeatureOfInterest
* Read and write SOS GetFeatureOfInterest. This is used to get to
* the location of the features (stations). The stations can have 1 or more
* sensors.
*
* Inherits from:
* - <OpenLayers.Format.XML>
*/
OpenLayers.Format.SOSGetFeatureOfInterest = OpenLayers.Class(
OpenLayers.Format.XML, {
/**
* Constant: VERSION
* {String} 1.0.0
*/
VERSION: "1.0.0",
/**
* Property: namespaces
* {Object} Mapping of namespace aliases to namespace URIs.
*/
namespaces: {
sos: "http://www.opengis.net/sos/1.0",
gml: "http://www.opengis.net/gml",
sa: "http://www.opengis.net/sampling/1.0",
xsi: "http://www.w3.org/2001/XMLSchema-instance"
},
/**
* Property: schemaLocation
* {String} Schema location
*/
schemaLocation: "http://www.opengis.net/sos/1.0 http://schemas.opengis.net/sos/1.0.0/sosAll.xsd",
/**
* Property: defaultPrefix
*/
defaultPrefix: "sos",
/**
* Property: regExes
* Compiled regular expressions for manipulating strings.
*/
regExes: {
trimSpace: (/^\s*|\s*$/g),
removeSpace: (/\s*/g),
splitSpace: (/\s+/),
trimComma: (/\s*,\s*/g)
},
/**
* Constructor: OpenLayers.Format.SOSGetFeatureOfInterest
*
* Parameters:
* options - {Object} An optional object whose properties will be set on
* this instance.
*/
/**
* APIMethod: read
* Parse a GetFeatureOfInterest response and return an array of features
*
* Parameters:
* data - {String} or {DOMElement} data to read/parse.
*
* Returns:
* {Array(<OpenLayers.Feature.Vector>)} An array of features.
*/
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 info = {features: []};
this.readNode(data, info);
var features = [];
for (var i=0, len=info.features.length; i<len; i++) {
var container = info.features[i];
// reproject features if needed
if(this.internalProjection && this.externalProjection &&
container.components[0]) {
container.components[0].transform(
this.externalProjection, this.internalProjection
);
}
var feature = new OpenLayers.Feature.Vector(
container.components[0], container.attributes);
features.push(feature);
}
return features;
},
/**
* 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: {
"sa": {
"SamplingPoint": function(node, obj) {
// sampling point can also be without a featureMember if
// there is only 1
if (!obj.attributes) {
var feature = {attributes: {}};
obj.features.push(feature);
obj = feature;
}
obj.attributes.id = this.getAttributeNS(node,
this.namespaces.gml, "id");
this.readChildNodes(node, obj);
},
"position": function (node, obj) {
this.readChildNodes(node, obj);
}
},
"gml": OpenLayers.Util.applyDefaults({
"FeatureCollection": function(node, obj) {
this.readChildNodes(node, obj);
},
"featureMember": function(node, obj) {
var feature = {attributes: {}};
obj.features.push(feature);
this.readChildNodes(node, feature);
},
"name": function(node, obj) {
obj.attributes.name = this.getChildValue(node);
},
"pos": function(node, obj) {
// we need to parse the srsName to get to the
// externalProjection, that's why we cannot use
// GML v3 for this
if (!this.externalProjection) {
this.externalProjection = new OpenLayers.Projection(
node.getAttribute("srsName"));
}
OpenLayers.Format.GML.v3.prototype.readers.gml.pos.apply(
this, [node, obj]);
}
}, OpenLayers.Format.GML.v3.prototype.readers.gml)
},
/**
* Property: writers
* As a compliment to the readers property, this structure contains public
* writing functions grouped by namespace alias and named like the
* node names they produce.
*/
writers: {
"sos": {
"GetFeatureOfInterest": function(options) {
var node = this.createElementNSPlus("GetFeatureOfInterest", {
attributes: {
version: this.VERSION,
service: 'SOS',
"xsi:schemaLocation": this.schemaLocation
}
});
for (var i=0, len=options.fois.length; i<len; i++) {
this.writeNode("FeatureOfInterestId", {foi: options.fois[i]}, node);
}
return node;
},
"FeatureOfInterestId": function(options) {
var node = this.createElementNSPlus("FeatureOfInterestId", {value: options.foi});
return node;
}
}
},
CLASS_NAME: "OpenLayers.Format.SOSGetFeatureOfInterest"
});
|
