X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=plugins%2Fgooglemap%2Fstatic%2Fjs%2Fgooglemap.js;h=082a0c5bfce18d45fc3bf071737d86fe481ce497;hb=097d8cd5e047d0a8e0da6547698e46861f802878;hp=118cfa6012876bf446d640c783c4e959b058735b;hpb=d549b83164f10793e799da646e6704844607f190;p=myslice.git

diff --git a/plugins/googlemap/static/js/googlemap.js b/plugins/googlemap/static/js/googlemap.js
index 118cfa60..082a0c5b 100644
--- a/plugins/googlemap/static/js/googlemap.js
+++ b/plugins/googlemap/static/js/googlemap.js
@@ -8,39 +8,66 @@
  * - infowindow is not properly reopened when the maps does not have the focus
  */
 
-googlemap_debug=true;
-googlemap_debug_detailed=false;
-
 (function($){
 
+    // events that happen in the once-per-view range
+    var debug=false;
+    debug=true;
+
+    // more on a on-per-record basis
+    var debug_deep=false;
+    // debug_deep=true;
+
     var GoogleMap = Plugin.extend({
 
         init: function(options, element) {
-	    if (googlemap_debug) messages.debug("GoogleMap.init");
             this._super(options, element);
 
             /* Member variables */
             // query status
             this.received_all = false;
             this.received_set = false;
-            this.in_set_buffer = [];
+            this.in_set_backlog = [];
 
-            // key -> { marker, checked }
-            this.map_markers = {}
+            // we keep a couple of global hashes
+	        // lat_lon --> { marker, <ul> }
+	        // id --> { <li>, <input> }
+	        this.by_lat_lon = {};
+	        this.by_id = {};
 
-            /* XXX Events XXX */
+            /* XXX Events */
             this.elmt().on('show', this, this.on_show);
             // TODO in destructor
-            // $(window).unbind('Hazelnut');
+            // $(window).unbind('QueryTable');
 
             var query = manifold.query_store.find_analyzed_query(this.options.query_uuid);
-            this.method = query.object;
-
-            var keys = manifold.metadata.get_key(this.method);
+            this.object = query.object;
+
+        //    var keys = manifold.metadata.get_key(this.object);
+	    // 
+        //    this.key = (keys && keys.length == 1) ? keys[0] : null;
+
+	    // xxx temporary hack
+	    // as of nov. 28 2013 we have here this.key='urn', but in any place where
+	    // the code tries to access record[this.key] the records only have
+	    // keys=type,hrn,network_hrn,hostname
+	    // so for now we force using hrn instead
+	    // as soon as record have their primary key set this line can be removed
+	    // see also same hack in querytable
+	    //this.key= (this.key == 'urn') ? 'hrn' : this.key;
+        this.key = (this.options.id_key);
+        if (typeof(this.key)=='undefined' || (this.key).startsWith("unknown")) {
+            // if not specified by caller, decide from metadata
+            var keys = manifold.metadata.get_key(this.object);
             this.key = (keys && keys.length == 1) ? keys[0] : null;
+        }
 
-            /* Setup query and record handlers */
+            //// Setup query and record handlers 
+	    // this query is the one about the slice itself 
+	    // event related to this query will trigger callbacks like on_new_record
             this.listen_query(options.query_uuid);
+	    // this one is the complete list of resources
+	    // and will be bound to callbacks like on_all_new_record
             this.listen_query(options.query_all_uuid, 'all');
 
             /* GUI setup and event binding */
@@ -50,210 +77,185 @@ googlemap_debug_detailed=false;
         /* PLUGIN EVENTS */
 
         on_show: function(e) {
-	    if (googlemap_debug) messages.debug("on_show");
-            var self = e.data;
-            google.maps.event.trigger(self.map, 'resize');
+	    if (debug) messages.debug("googlemap.on_show");
+            var googlemap = e.data;
+            google.maps.event.trigger(googlemap.map, 'resize');
         }, // on_show
 
         /* GUI EVENTS */
 
         /* GUI MANIPULATION */
 
-        /**
-         */
         initialize_map: function() {
-	    if (googlemap_debug) messages.debug("initialize_map");
             this.markerCluster = null;
-            this.coords = new Array();
-
-            var myLatlng = new google.maps.LatLng(this.options.latitude, this.options.longitude);
+            //create empty LatLngBounds object in order to automatically center the map on the displayed objects
+            this.bounds = new google.maps.LatLngBounds();
+            var center = new google.maps.LatLng(this.options.latitude, this.options.longitude);
             var myOptions = {
                 zoom: this.options.zoom,
-                center: myLatlng,
+                center: center,
+		        scrollwheel: false,
                 mapTypeId: google.maps.MapTypeId.ROADMAP,
             }
 	    
-            var domid = this.options.plugin_uuid + manifold.separator + 'map';
-	    var el = document.getElementById(domid);
-	    if (googlemap_debug) messages.debug("gmap.initialize_map based on  domid=" + domid + " el=" + el);
-            this.map = new google.maps.Map(el, myOptions);
+            var domid = this.options.plugin_uuid + '--' + 'googlemap';
+	        var elmt = document.getElementById(domid);
+	        if (debug) messages.debug("gmap.initialize_map based on  domid=" + domid + " elmt=" + elmt);
+            this.map = new google.maps.Map(elmt, myOptions);
             this.infowindow = new google.maps.InfoWindow();
         }, // initialize_map
 
-        set_checkbox: function(record, checked) {
-	    if (googlemap_debug_detailed) messages.debug ("set_checkbox");
-            /* Default: checked = true */
-            if (typeof checked === 'undefined')
-                checked = true;
-
-            var key_value;
-            /* The function accepts both records and their key */
-            switch (manifold.get_type(record)) {
+        // The function accepts both records and their id
+	// record.key points to the name of the primary key for this record
+	// typically this is 'urn'
+	record_id : function (input) {
+            var id;
+            switch (manifold.get_type(input)) {
             case TYPE_VALUE:
-                key_value = record;
+		id = input;
                 break;
             case TYPE_RECORD:
-                /* XXX Test the key before ? */
-                key_value = record[this.key];
+		if ( ! this.key in input ) return;
+                id = input[this.key];
                 break;
             default:
-                throw "Not implemented";
+                throw "googlemap.record_id: not implemented";
                 break;
             }
-
-            // we cannot directly edit html, since nothing but marker is displayed
-            //var checkbox_id = this.id('checkbox', this.id_from_key(this.key, key_value));
-            //checkbox_id = '#' + checkbox_id.replace(/\./g, '\\.');
-            //$(checkbox_id, this.table.fnGetNodes()).attr('checked', checked);
-
-            var dict_info = this.map_markers[unfold.escape_id(key_value).replace(/\\/g, '')];
-
-
-            // Update the marker content
-            dict_info.in_set = checked;
-            dict_info.marker.content = this.get_marker_content(dict_info.record, checked);
-
-	    // Thierry - this code seems to cause the googlemap area to go all grayed out 
-	    // once all the quesries have come back
-	    // BEG turning off temporarily
-	    //            // Update opened infowindow
-	    //            // XXX Factor this code
-	    //            this.infowindow.close();
-	    //            this.infowindow.open(this.map, dict_info.marker);
-	    //            this.infowindow.setContent(dict_info.marker.content);
-	    //            this.elts('map-button').unbind('click').click(this, this._button_click);
-	    // END turning off temporarily
-            //var button = this.checkbox(record, checked);
-            //this.elmt('checkbox', this.id_from_record(method, record)).html(button);
-        }, 
-
-        checkbox: function(record, checked) {
-	    if (googlemap_debug_detailed) messages.debug ("checkbox");
-            if (typeof checked === 'undefined')
-                checked = false;
-
-            var method  = manifold.query_store.find_analyzed_query(this.options.query_uuid).object;
-            var action = checked ? 'checked' : 'del';
-            var ctx = {
-                action_class  : checked ? 'ui-icon-circle-minus' : 'ui-icon-circle-plus',
-                action_message: checked ? 'Remove from slice' : 'Add to slice',
-            };
-            var button = this.load_template('template', ctx);
-
-            var id_record = this.id_from_record(method, record);
-            if (!id_record)
-                return 'ERROR';
-            var id = this.id('checkbox', this.id_from_record(method, record));
-            return "<div id='" + id + "'>" + button + "</div>";
-        },
-        
-        get_marker_content: function(record, checked) {
-	    if (googlemap_debug_detailed) messages.debug ("get_marker_content");
-            return '<p><b>' + this.method + '</b>: ' + get_value(record['resource_hrn']) + '<br/><b>network</b>: ' + get_value(record['network'])+'</p>' + this.checkbox(record, checked);
-        },
-
-        /**
-         */
+	    return id;
+	},
+
+	// return { marker: gmap_marker, ul : <ul DOM> }
+	create_marker_struct: function (object,lat,lon) {
+	    // the DOM fragment
+	    var dom = $("<p>").addClass("geo").append(object+"(s)");
+	    var ul = $("<ul>").addClass("geo");
+	    dom.append(ul);
+	    // add a gmap marker to the mix
+	    var marker = new google.maps.Marker({
+		position: new google.maps.LatLng(lat, lon),
+                title: object,
+		// gmap can deal with a DOM element but not a jquery object
+                content: dom.get(0),
+        }); 
+        //extend the bounds to include each marker's position
+        this.bounds.extend(marker.position);
+	    return {marker:marker, ul:ul};
+	},
+
+	// given an input <ul> element, this method inserts a <li> with embedded checkbox 
+	// for displaying/selecting the resource corresponding to the input record
+	// returns the created <input> element for further checkbox manipulation
+	create_record_checkbox: function (record,ul,checked) {
+	    var checkbox = $("<input>", {type:'checkbox', checked:checked, class:'geo'});
+	    var id=this.record_id(record);
+	    // use hrn as far as possible for displaying
+	    // var label= ('hrn' in record) ? record.hrn : id;
+	    var label= (this.key in record) ? record[this.key] : id;
+	    ul.append($("<li>").addClass("geo").append(checkbox).
+		      append($("<span>").addClass("geo").append(label)));
+	    var googlemap=this;
+	    // the callback for when a user clicks
+	    // NOTE: this will *not* be called for changes done by program
+	    checkbox.change( function (e) {
+		manifold.raise_event (googlemap.options.query_uuid, this.checked ? SET_ADD : SET_REMOVED, id);
+	    });
+	    return checkbox;
+	},
+	    
+	warning: function (record,message) {
+	    try {messages.warning (message+" -- "+this.key+"="+record[this.key]); }
+	    catch (err) {messages.warning (message); }
+	},
+	    
+	// retrieve DOM checkbox and make sure it is checked/unchecked
+    set_checkbox: function(record, checked) {
+	    var id=this.record_id (record);
+	    if (! id) { 
+		this.warning (record, "googlemap.set_checkbox: record has no id");
+		return; 
+	    }
+	    var checkbox = this.by_id [ id ];
+	    if (! checkbox ) { 
+		this.warning (record, "googlemap.set_checkbox: checkbox not found");
+		return; 
+	    }
+	    checkbox.prop('checked',checked);
+     }, // set_checkbox
+
+	// this record is *in* the slice
         new_record: function(record) {
-	    if (googlemap_debug_detailed) messages.debug ("new_record");
+	    if (debug_deep) messages.debug ("googlemap.new_record");
+            if (!(record['latitude'])) return false;
+	    
             // get the coordinates
-            var latitude=get_value(record['latitude']);
-            var longitude=get_value(record['longitude']);
-            var hash = latitude + longitude;
-
-            // check to see if we've seen this hash before
-            if(this.coords[hash] == null) {
-                // get coordinate object
-                var myLatlng = new google.maps.LatLng(latitude, longitude);
-                // store an indicator that we've seen this point before
-                this.coords[hash] = 1;
-            } else {
-                // add some randomness to this point 1500 = 100 meters, 15000 = 10 meters
-                var lat = latitude + (Math.random() -.5) / 1500; 
-                var lng = longitude + (Math.random() -.5) / 1500; 
-
-                // get the coordinate object
-                var myLatlng = new google.maps.LatLng(lat, lng);
-            }
-            // XXX not working
-            if (!(record['latitude'])) {
-                return true;
-            }
-
-            //jQuery(".map-button").click(button_click);
-            //if(jQuery.inArray(record, rows)>-1){
-            var marker = new google.maps.Marker({
-                position: myLatlng,
-                title: get_value(record['hostname']),
-                // This should be done by the rendering
-                content: this.get_marker_content(record, false),
-            }); 
-
-            this.addInfoWindow(marker, this.map);
-            var key_value = (this.key in record) ? record[this.key] : null;
-            if (!key_value)
-                return;
-            this.map_markers[unfold.escape_id(key_value).replace(/\\/g, '')] = {
-                marker: marker,
-                in_set: false,
-                record: record,
-                value: key_value
-            }
-            //}
-
+            var latitude=unfold.get_value(record['latitude']);
+            var longitude=unfold.get_value(record['longitude']);
+            var lat_lon = latitude + longitude;
+
+    	    // check if we've seen anything at that place already
+    	    // xxx might make sense to allow for some fuzziness, 
+    	    // i.e. consider 2 places equal if not further away than 300m or so...
+    	    var marker_s = this.by_lat_lon [lat_lon];
+    	    if ( marker_s == null ) {
+        	marker_s = this.create_marker_struct (this.object, latitude, longitude);
+        	this.by_lat_lon [ lat_lon ] = marker_s;
+        	this.arm_marker(marker_s.marker, this.map);
+	    }
+	    
+    	    // now add a line for this resource in the marker
+    	    // xxx should compute checked here ?
+    	    // this is where the checkbox will be appended
+    	    var ul=marker_s.ul;
+    	    var checkbox = this.create_record_checkbox (record, ul, false);
+	    var id=this.record_id(record);
+	    // used to keep a dict here, but only checkbox is required
+            this.by_id[id] = checkbox;
         }, // new_record
 
-        addInfoWindow: function(marker, map) {
-	    if (googlemap_debug_detailed) messages.debug ("addInfoWindow");
-            var self = this;
-            google.maps.event.addListener(marker, 'click', function () {     
-                if(self.infowindow){
-                    self.infowindow.close();
-                }
-                self.infowindow.setContent(marker.content);// = new google.maps.InfoWindow({ content: marker.content });
-                self.infowindow.open(map, marker);
-                // onload of the infowindow on the map, bind a click on a button
-                google.maps.event.addListener(self.infowindow, 'domready', function() {
-                    self.elts('map-button').unbind('click').click(self, self._button_click);
-		    //                    jQuery(".map-button").click({instance: instance_, infoWindow: object.infowindow}, button_click);                     
-                });
+        arm_marker: function(marker, map) {
+	    if (debug_deep) messages.debug ("arm_marker content="+marker.content);
+            var googlemap = this;
+            google.maps.event.addListener(marker, 'click', function () {
+                googlemap.infowindow.close();
+                googlemap.infowindow.setContent(marker.content);
+                googlemap.infowindow.open(map, marker);
             });
-        }, // addInfoWindow
-
+        }, // arm_marker
 
         /*************************** QUERY HANDLER ****************************/
 
         /*************************** RECORD HANDLER ***************************/
-
         on_new_record: function(record) {
-	    if (googlemap_debug_detailed) messages.debug("on_new_record");
+	    if (debug_deep) messages.debug("on_new_record");
             if (this.received_all)
                 // update checkbox for record
-                this.set_checkbox(record);
+                this.set_checkbox(record, true);
             else
                 // store for later update of checkboxes
-                this.in_set_buffer.push(record);
+                this.in_set_backlog.push(record);
         },
 
         on_clear_records: function(record) {
-	    if (googlemap_debug_detailed) messages.debug("on_clear_records");
+	    if (debug_deep) messages.debug("on_clear_records");
         },
 
         // Could be the default in parent
         on_query_in_progress: function() {
-	    if (googlemap_debug) messages.debug("on_query_in_progress");
+	    if (debug) messages.debug("on_query_in_progress (spinning)");
             this.spin();
         },
 
         on_query_done: function() {
-	    if (googlemap_debug) messages.debug("on_query_done");	    
-            if (this.received_all)
+	        if (debug) messages.debug("on_query_done");	    
+            if (this.received_all) {
                 this.unspin();
+	        }
             this.received_set = true;
         },
 
         on_field_state_changed: function(data) {
-	    if (googlemap_debug) messages.debug("on_field_state_changed");	    
+	    if (debug_deep) messages.debug("on_field_state_changed");	    
             switch(data.request) {
             case FIELD_REQUEST_ADD:
             case FIELD_REQUEST_ADD_RESET:
@@ -269,80 +271,62 @@ googlemap_debug_detailed=false;
         },
 
 
-        // all
+        // all : this 
 
         on_all_new_record: function(record) {
-	    if (googlemap_debug_detailed) messages.debug("on_all_new_record");
+	    if (debug_deep) messages.debug("on_all_new_record");
             this.new_record(record);
         },
 
         on_all_clear_records: function() {
-	    if (googlemap_debug) messages.debug("on_all_clear_records");	    
+	    if (debug) messages.debug("on_all_clear_records");	    
         },
 
         on_all_query_in_progress: function() {
-	    if (googlemap_debug) messages.debug("on_all_query_in_progress");
+	    if (debug) messages.debug("on_all_query_in_progress (spinning)");
             // XXX parent
             this.spin();
         },
 
         on_all_query_done: function() {
-	    if (googlemap_debug) messages.debug("on_all_query_done");
+	    if (debug) messages.debug("on_all_query_done");
+
             // MarkerClusterer
             var markers = [];
-            $.each(this.map_markers, function (k, v) { markers.push(v.marker); });
-
+            $.each(this.by_lat_lon, function (k, s) { markers.push(s.marker); });
             this.markerCluster = new MarkerClusterer(this.map, markers, {zoomOnClick: false});
             google.maps.event.addListener(this.markerCluster, "clusterclick", function (cluster) {
                 var cluster_markers = cluster.getMarkers();
                 var bounds  = new google.maps.LatLngBounds();
-                /* 
-                 * date: 24/05/2012
-                 * author: lbaron
-                 * Firefox JS Error - replaced $.each by JQuery.each
-                 */                  
-                jQuery.each(cluster_markers, function(i, marker){
+                $.each(cluster_markers, function(i, marker){
                     bounds.extend(marker.getPosition()); 
                 });
-
                 //map.setCenter(bounds.getCenter(), map.getBoundsZoomLevel(bounds));
                 this.map.fitBounds(bounds);
             });
-
-            var self = this;
+            //now fit the map to the bounds
+            this.map.fitBounds(this.bounds);
+            // Fix the zoom of fitBounds function, it's too close when there is only 1 marker
+            if(markers.length==1){
+                this.map.setZoom(this.map.getZoom()-4);
+            }
+            var googlemap = this;
             if (this.received_set) {
-                /* XXX needed ? XXX We uncheck all checkboxes ... */
-                //$("[id^='datatables-checkbox-" + this.options.plugin_uuid +"']").attr('checked', false);
-
                 /* ... and check the ones specified in the resource list */
-                $.each(this.in_set_buffer, function(i, record) {
-                    self.set_checkbox(record, true);
+                $.each(this.in_set_backlog, function(i, record) {
+                    googlemap.set_checkbox(record, true);
                 });
 		// reset 
-		self.in_set_buffer = [];
+		googlemap.in_set_backlog = [];
 
+		if (debug) messages.debug("unspinning");
                 this.unspin();
             }
             this.received_all = true;
 
-        }, // on_all_query_done
-
-        /************************** PRIVATE METHODS ***************************/
-
-        _button_click: function(e) {
-	    if (googlemap_debug) messages.debug("_button_click");
-            var self   = e.data;
-
-            var escaped_key = self.key_from_id($(this).parent().attr('id'), 'checkbox');
-            var info_dict = self.map_markers[escaped_key];
-            var in_set = info_dict.in_set;
-            var value = info_dict.value;
-
-            var escaped_key = self.map_markers[self.key_from_id($(this).parent().attr('id'), 'checkbox')]
-            manifold.raise_event(self.options.query_uuid, (in_set) ? SET_REMOVED : SET_ADD, value);
-        } // _button_click
-
+        } // on_all_query_done
     });
+        /************************** PRIVATE METHODS ***************************/
 
     $.plugin('GoogleMap', GoogleMap);