WFS Search Plugin

Extends search widget using Web Feature Service (WFS)

Configuration:

| Property | Type | State | Description | | ------------------- | -------------------------------------------------------------------------------------------------------------------------------- | -------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | url | string | required | URL of the search service | | addressMapping | Record<string, string> | required | Mapping the feature attributes to the VC Map Address Balloon attributes | | getFeatureOptions | ol.format.WFS.writeGeFeatureOptions | required | The options passed to writeGetFeature for WFS query | | isStoredQuery | boolean | optional | Wether this is a wfs:StoredQuery. Stored query filter expressions are treated as entire Query not just the body of the Query. All attributes of the query tag are copied at runtime (featureType etc) | | filterExpression | string | required | The filter expression as a template. Is passed an array of tokens (the result of .match(regEx)) | | regEx | string | required | The RegEx to use for tokenizing. | | minToken | number | required | The minimum number of RegEx groups to find in a given string to search. For instance if requiring both a street and house number, the count would be 2. |

Example:

{
  "url": "./search-wfs",
  "addressMapping": {
    "city": "ort",
    "street": "strasse",
    "number": "hnr",
    "zip": "plz"
  },
  "getFeatureOptions": {
    "featureNS": "http://gingko.de/dueren",
    "featurePrefix": "dueren",
    "featureTypes": ["hausnummern"],
    "maxFeatures": 10,
    "geometryName": "geom",
    "srsName": "urn:ogc:def:crs:EPSG::4326"
  },
  "filterExpression": "<ogc:Filter xmlns='http://www.opengis.net/wfs' xmlns:ogc=\"http://www.opengis.net/ogc\"><% if (token[2]) { %><ogc:And>      <ogc:PropertyIsLike wildCard=\"%\" singleChar=\"_\" escape=\"\\\">        <ogc:PropertyName>dueren:strasse</ogc:PropertyName>        <ogc:Literal><%= token[1] %></ogc:Literal>      </ogc:PropertyIsLike>    <ogc:PropertyIsEqualTo>      <ogc:PropertyName>dueren:hnr</ogc:PropertyName>      <ogc:Literal><%= token[2] %></ogc:Literal>    </ogc:PropertyIsEqualTo></ogc:And><% } else { %>      <ogc:PropertyIsLike wildCard=\"%\" singleChar=\"_\" escape=\"\\\">        <ogc:PropertyName>dueren:strasse</ogc:PropertyName>        <ogc:Literal><%= token[1] %></ogc:Literal>      </ogc:PropertyIsLike><% } %>    </ogc:Filter>",
  "regEx": "([a-zA-ZßäöüÄÖÜ\\.\\-\\s]+)\\s*([0-9]+\\s*[a-zA-Z]*)?",
  "minToken": 1
}