~shikharkohli/sahana-eden/gsoc1

var georssLayers = new Array();

{{for layer in georss_layers:}}

  {{name = re.sub('\W', '_', layer)}}

    iconURL = "{{=URL(r=request, c='default', f='download', args=georss_layers[layer].marker)}}";

    icon_img.src = iconURL;

    width = icon_img.width;

    height = icon_img.height;

    if(width > max_w){

        height = ((max_w / width) * height);

        width = max_w;

    }

    if(height > max_h){

        width = ((max_h / height) * width);

        height = max_h;

    }

    style_marker.graphicWidth = width;

    style_marker.graphicHeight = height;

    style_marker.graphicXOffset = -(width / 2);

    style_marker.graphicYOffset = -height;

    style_marker.externalGraphic = iconURL;

    var georssLayer{{=name}} = new OpenLayers.Layer.GML( "{{=layer}}", "{{=georss_layers[layer].url}}", {

        strategies: [ new OpenLayers.Strategy.Cluster({distance: {{=cluster_distance}}, threshold: {{=cluster_threshold}}}) ],

        format: OpenLayers.Format.GeoRSS, style: style_marker,

        formatOptions: {

            // adds the thumbnail attribute to the feature

            createFeatureFromItem: function(item) {

                var feature = OpenLayers.Format.GeoRSS.prototype.createFeatureFromItem.apply(this, arguments);

                //feature.attributes.thumbnail =

                //        this.getElementsByTagNameNS(

                //        item, "*", "thumbnail")[0].getAttribute("url");

                return feature;

            }

        },

      {{if georss_layers[layer].projection == 4326:}}

        projection: proj4326});

      {{else:}}

        projection: new OpenLayers.Projection('EPSG:{{=georss_layers[layer].projection}}')});

      {{pass}} 

    {{if georss_layers[layer].visibility:}}

      georssLayer{{=name}}.setVisibility(true);

    {{else:}}

      georssLayer{{=name}}.setVisibility(false);

    {{pass}}

    map.addLayer(georssLayer{{=name}});

    georssLayers.push(georssLayer{{=name}});

    georssLayer{{=name}}.events.on({ "featureselected": onGeorssFeatureSelect, "featureunselected": onFeatureUnselect });

{{pass}}

{{if georss_layers:}}

allLayers = allLayers.concat(georssLayers);

 

function onGeorssFeatureSelect(event) {

    var feature = event.feature;

    var selectedFeature = feature;

    if (undefined == feature.attributes.description) {

        var popup = new OpenLayers.Popup.FramedCloud("chicken", 

        feature.geometry.getBounds().getCenterLonLat(),

        new OpenLayers.Size(200,200),

        "<h2>" + feature.attributes.title + "</h2>",

        null, true, onPopupClose);

    } else {

        var popup = new OpenLayers.Popup.FramedCloud("chicken",

        feature.geometry.getBounds().getCenterLonLat(),

        new OpenLayers.Size(200,200),

        "<h2>" + feature.attributes.title + "</h2>" + feature.attributes.description,

        null, true, onPopupClose);

    };

    feature.popup = popup;

    popup.feature = feature;

    map.addPopup(popup);

}

 

{{pass}}