X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=plugins%2Fgooglemap%2Fstatic%2Fjs%2Fgooglemap.js;h=c51eb4f4fa593fa8907e4ea4537b2154f3c2a65f;hb=1a17fe1834728dff6210388a9bda42dd20469242;hp=8cb652f48ec268ff9940b24a36a5082504653cb8;hpb=cc77563dcaaadd7d71963721c2e154a766ab4a01;p=unfold.git

diff --git a/plugins/googlemap/static/js/googlemap.js b/plugins/googlemap/static/js/googlemap.js
index 8cb652f4..c51eb4f4 100644
--- a/plugins/googlemap/static/js/googlemap.js
+++ b/plugins/googlemap/static/js/googlemap.js
@@ -8,274 +8,287 @@
  * - infowindow is not properly reopened when the maps does not have the focus
  */
 
-// events that happen in the once-per-view range
-googlemap_debug=false;
-// more on a on-per-record basis
-googlemap_debug_detailed=false;
+GOOGLEMAP_BGCOLOR_RESET   = 0;
+GOOGLEMAP_BGCOLOR_ADDED   = 1;
+GOOGLEMAP_BGCOLOR_REMOVED = 2;
 
 (function($){
 
+    // events that happen in the once-per-view range
+    var debug=false;
+    debug=true;
+
+    // this now should be obsolete, rather use plugin_debug in plugin.js
+    // more on a on-per-record basis
+    var debug_deep=false;
+    // debug_deep=true;
+
     var GoogleMap = Plugin.extend({
 
-        init: function(options, element) {
+        /**************************************************************************
+         *                          CONSTRUCTOR
+         **************************************************************************/
+
+        init: function(options, element) 
+        {
             this._super(options, element);
 
             /* Member variables */
-            // query status
-            this.received_all = false;
-            this.received_set = false;
-            this.in_set_backlog = [];
-
-            // we keep a couple of global hashes
-	    // lat_lon --> { marker, <ul> }
-	    // hrn --> { <li>, <input> }
-	    this.by_lat_lon = {};
-	    this.by_hrn = {};
-
-            /* XXX Events */
+
+            /* we keep a couple of global hashes
+             * lat_lon --> { marker, <ul> }
+             * id --> { <li>, <input> }
+             */
+            this.by_lat_lon = {};
+            /* locating checkboxes by DOM selectors might be abstruse, as we cannot safely assume 
+             * all the items will belong under the toplevel <div>
+             */
+            this.by_id = {};
+            this.by_init_id = {};
+
+            this.markers = Array();
+
+            /* Events */
             this.elmt().on('show', this, this.on_show);
-            // TODO in destructor
-            // $(window).unbind('Hazelnut');
+            this.elmt().on('shown.bs.tab', this, this.on_show);
+            this.elmt().on('resize', this, this.on_resize);
 
             var query = manifold.query_store.find_analyzed_query(this.options.query_uuid);
             this.object = query.object;
 
+            /* see querytable.js for an explanation */
             var keys = manifold.metadata.get_key(this.object);
-	    // 
-            this.key = (keys && keys.length == 1) ? keys[0] : null;
+            this.canonical_key = (keys && keys.length == 1) ? keys[0] : undefined;
+            this.init_key = this.options.init_key;
+            this.init_key = this.init_key || this.canonical_key;
+
+            /* sanity check */
+            if ( ! this.init_key ) 
+                messages.warning ("QueryTable : cannot find init_key");
+            if ( ! this.canonical_key )
+                messages.warning ("QueryTable : cannot find canonical_key");
+            if (debug)
+                messages.debug("googlemap: canonical_key="+this.canonical_key+" init_key="+this.init_key);
 
-            //// 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 */
             this.initialize_map();
+
         }, // init
 
-        /* PLUGIN EVENTS */
+        /**************************************************************************
+         *                         PLUGIN EVENTS
+         **************************************************************************/
 
         on_show: function(e) {
-	    if (googlemap_debug) messages.debug("googlemap.on_show");
+	        if (debug) messages.debug("googlemap.on_show");
             var googlemap = e.data;
             google.maps.event.trigger(googlemap.map, 'resize');
-        }, // on_show
-
-        /* GUI EVENTS */
+        }, 
 
-        /* GUI MANIPULATION */
+        /**************************************************************************
+         *                        GUI MANIPULATION
+         **************************************************************************/
 
-        initialize_map: function() {
+        initialize_map: function() 
+        {
             this.markerCluster = null;
-
+            //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: center,
+		        scrollwheel: false,
                 mapTypeId: google.maps.MapTypeId.ROADMAP,
             }
 	    
-            var domid = this.options.plugin_uuid + '--' + 'googlemap';
-	    var elmt = document.getElementById(domid);
-	    if (googlemap_debug) messages.debug("gmap.initialize_map based on  domid=" + domid + " elmt=" + elmt);
+            var domid = this.id('googlemap');
+	        var elmt = document.getElementById(domid);
             this.map = new google.maps.Map(elmt, myOptions);
             this.infowindow = new google.maps.InfoWindow();
+
         }, // initialize_map
 
-	// xxx probably not the right place
-        // The function accepts both records and their key 
-	record_hrn : function (record) {
-            var key_value;
-            switch (manifold.get_type(record)) {
-            case TYPE_VALUE:
-		key_value = record;
-                break;
-            case TYPE_RECORD:
-		if ( ! this.key in record ) return;
-                key_value = record[this.key];
-                break;
-            default:
-                throw "Not implemented";
-                break;
-            }
-	    // XXX BACKSLASHES original code was reading like this
-	    //return this.escape_id(key_value).replace(/\\/g, '');
-	    //  however this sequence removes backslashes from hrn's and as a result
-	    // resources_selected was getting all mixed up
-	    // hazelnut does publish hrn's with backslashes and that seems like the thing to do
-	    return key_value;
-	},	    
-
-	// 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),
+        // 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
+                /* gmap can deal with a DOM element but not a jquery object */
                 content: dom.get(0),
+                keys: Array(),
             }); 
-	    return {marker:marker, ul:ul};
-	},
-
-	// add an entry in the marker <ul> tag for that record
-	// returns { checkbox : <input DOM> }
-	create_record_checkbox: function (record,ul,checked) {
-	    var checkbox = $("<input>", {type:'checkbox', checked:checked, class:'geo'});
-	    var hrn=this.record_hrn(record);
-	    ul.append($("<li>").addClass("geo").append(checkbox).
-		      append($("<span>").addClass("geo").append(hrn)));
-	    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) {
-		if (googlemap_debug) messages.debug("googlemap click handler checked= " + this.checked + " hrn=" + hrn);
-		manifold.raise_event (googlemap.options.query_uuid, 
-				      this.checked ? SET_ADD : SET_REMOVED, hrn);
-	    });
-	    return checkbox;
-	},
-	    
-	// retrieve DOM checkbox and make sure it is checked/unchecked
-        set_checkbox: function(record, checked) {
-	    var hrn=this.record_hrn (record);
-	    if (! hrn) { messages.warning ("googlemap.set_checkbox: record has no hrn"); return; }
-	    var checkbox_s = this.by_hrn [ hrn ];
-	    if (! checkbox_s ) { messages.warning ("googlemap.set_checkbox: could not spot checkbox for hrn "+hrn); return; }
-	    checkbox_s.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 (!(record['latitude'])) return false;
-	    
-            // get the coordinates
-            var latitude=unfold.get_value(record['latitude']);
-            var longitude=unfold.get_value(record['longitude']);
-            var lat_lon = latitude + longitude;
+            //extend the bounds to include each marker's position
+            this.bounds.extend(marker.position);
+            return { marker: marker, ul: ul };
+        },
 
-	    // 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);
-	    if ( ! this.key in record ) return;
-            var key_value = record[this.key];
-	    // see XXX BACKSLASHES 
-	    //var hrn = this.escape_id(key_value).replace(/\\/g, '');
-	    var hrn = key_value;
-            this.by_hrn[hrn] = {
-		checkbox: checkbox,
-		// xxx Thierry sept 2013
-		// xxx actually we might have just used a domid-based scheme instead of the hash
-		// since at this point we only need to retrieve the checkbox from an hrn
-		// but I was not sure enough that extra needs would not show up so I kept this in place
-		// xxx not sure these are actually useful :
-                value: key_value,
-                record: record,
+        /* 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 key, key_value, data;
+
+            var checkbox = $("<input>", {type:'checkbox', checked:checked, class:'geo'});
+            var id = record[this.canonical_key];
+            var init_id = record[this.init_key];
+
+            // xxx use init_key to find out label - or should we explicitly accept an incoming label_key ?
+            var label = init_id;
+
+            key = this.canonical_key;
+            key_value = manifold.record_get_value(record, key);
+
+            ul.append($("<li>").addClass("geo")
+              .append($('<div>') // .addId(this.id_from_key(key, key_value))
+                .append(checkbox)
+                .append($("<span>").addClass("geo")
+                  .append(label)
+                )
+              )
+            );
+
+            // XXX STATE / BACKGROUND
+
+            // hash by id and by init_id 
+            this.by_id[id]=checkbox;
+            this.by_init_id[init_id] = checkbox;
+
+            /* the callback for when a user clicks
+             * NOTE: this will *not* be called for changes done by program
+             */
+            var self=this;
+            checkbox.change( function (e) {
+                data = {
+                    state: STATE_SET,
+                    key  : null,
+                    op   : this.checked ? STATE_SET_ADD : STATE_SET_REMOVED,
+                    value: id
+                }
+                manifold.raise_event(self.options.query_uuid, FIELD_STATE_CHANGED, data);
+            });
+            return checkbox;
+        },
+            
+        set_checkbox_from_record_key: function (record_key, checked) 
+        {
+            if (checked === undefined) checked = true;
+
+            var checkbox = this.by_init_id [record_key];
+            if (!checkbox) {
+                console.log("googlemap.set_checkbox_from_record - not found " + record_key);
+                return;
             }
-        }, // new_record
 
-        arm_marker: function(marker, map) {
-	    if (googlemap_debug_detailed) 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);
-            });
-        }, // arm_marker
+            checkbox.attr('checked', checked);
+        },
 
-        /*************************** QUERY HANDLER ****************************/
 
-        /*************************** RECORD HANDLER ***************************/
-        on_new_record: function(record) {
-	    if (googlemap_debug_detailed) messages.debug("on_new_record");
-            if (this.received_all)
-                // update checkbox for record
-                this.set_checkbox(record, true);
+        set_checkbox_from_data: function(id, checked) 
+        {
+            var checkbox = this.by_id[id];
+            if (!checkbox) {
+                console.log("googlemap.set_checkbox_from_data - id not found " + id);
+                return;
+            }
+            checkbox.attr('checked', checked);
+        }, 
+
+        set_bgcolor: function(key_value, class_name)
+        {
+            var elt = $(document.getElementById(this.id_from_key(this.canonical_key, key_value)))
+            if (class_name == GOOGLEMAP_BGCOLOR_RESET)
+                elt.removeClass('added removed');
             else
-                // store for later update of checkboxes
-                this.in_set_backlog.push(record);
+                elt.addClass((class_name == GOOGLEMAP_BGCOLOR_ADDED ? 'added' : 'removed'));
         },
 
-        on_clear_records: function(record) {
-	    if (googlemap_debug_detailed) 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 (spinning)");
-            this.spin();
-        },
+        /**
+         * Populates both this.by_lat_lon and this.arm_marker arrays
+         */
+        new_record: function(record) 
+        {
+            var record_key;
 
-        on_query_done: function() {
-	    if (googlemap_debug) messages.debug("on_query_done");	    
-            if (this.received_all) {
-                this.unspin();
-	    }
-            this.received_set = true;
-        },
+            if (!(record['latitude'])) 
+                return;
 
-        on_field_state_changed: function(data) {
-	    if (googlemap_debug_detailed) messages.debug("on_field_state_changed");	    
-            switch(data.request) {
-            case FIELD_REQUEST_ADD:
-            case FIELD_REQUEST_ADD_RESET:
-                this.set_checkbox(data.value, true);
-                break;
-            case FIELD_REQUEST_REMOVE:
-            case FIELD_REQUEST_REMOVE_RESET:
-                this.set_checkbox(data.value, false);
-                break;
-            default:
-                break;
-            }
-        },
+            /* get the coordinates*/
+            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);
+	        }
+
+            /* Add key to the marker */
+            record_key = manifold.record_get_value(record, this.canonical_key);
+            marker_s.marker.keys.push(record_key);
+	    
+    	    // 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);
+        }, // new_record
 
-        // all : this 
+        arm_marker: function(marker, map)
+        {
+            var self = this;
+            google.maps.event.addListener(marker, 'click', function () {
+                self.infowindow.close();
+                self.infowindow.setContent(marker.content);
+                self.infowindow.open(map, marker);
+            });
+        }, // arm_marker
 
-        on_all_new_record: function(record) {
-	    if (googlemap_debug_detailed) messages.debug("on_all_new_record");
-            this.new_record(record);
+        clear_map: function()
+        {
+            /* XXX */
         },
 
-        on_all_clear_records: function() {
-	    if (googlemap_debug) messages.debug("on_all_clear_records");	    
-        },
+        filter_map: function()
+        {
+            var self = this;
+            var visible;
+
+            /* Loop on every marker and sets it visible */
+            $.each(this.markers, function(i, marker) {
+                /* For a marker to be visible, at least one of its keys has to
+                 * be visible */
+                visible = false;
+                $.each(marker.keys, function(j, key) {
+                    visible = visible || manifold.query_store.get_record_state(self.options.query_uuid, key, STATE_VISIBLE);
+                });
+                marker.setVisible(visible);
+            });
 
-        on_all_query_in_progress: function() {
-	    if (googlemap_debug) messages.debug("on_all_query_in_progress (spinning)");
-            // XXX parent
-            this.spin();
+            this.do_clustering();
         },
 
-        on_all_query_done: function() {
-	    if (googlemap_debug) messages.debug("on_all_query_done");
-
-            // MarkerClusterer
-            var markers = [];
-            $.each(this.by_lat_lon, function (k, s) { markers.push(s.marker); });
-            this.markerCluster = new MarkerClusterer(this.map, markers, {zoomOnClick: false});
+        do_clustering: function()
+        {
+            this.markerCluster = new MarkerClusterer(this.map, this.markers, {zoomOnClick: false});
+            this.markerCluster.setIgnoreHidden(true);
             google.maps.event.addListener(this.markerCluster, "clusterclick", function (cluster) {
                 var cluster_markers = cluster.getMarkers();
                 var bounds  = new google.maps.LatLngBounds();
@@ -285,24 +298,128 @@ googlemap_debug_detailed=false;
                 //map.setCenter(bounds.getCenter(), map.getBoundsZoomLevel(bounds));
                 this.map.fitBounds(bounds);
             });
+            //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 (this.markers.length==1) {
+                this.map.setZoom(this.map.getZoom()-4);
+            }
+        },
+
+        redraw_map: function()
+        {
+            // Let's clear the table and only add lines that are visible
+            var self = this;
+            this.clear_map();
+
+            /* Add records to internal hash structure */
+            var record_keys = [];
+            manifold.query_store.iter_records(this.options.query_uuid, function (record_key, record) {
+                self.new_record(record);
+                record_keys.push(record_key);
+            });
 
-            var googlemap = this;
-            if (this.received_set) {
-                /* ... and check the ones specified in the resource list */
-                $.each(this.in_set_backlog, function(i, record) {
-                    googlemap.set_checkbox(record, true);
-                });
-		// reset 
-		googlemap.in_set_backlog = [];
+            /* Add markers to cluster */
+            this.markers = Array();
+            $.each(this.by_lat_lon, function (k, s) {
+                self.markers.push(s.marker); 
+            });
 
-		if (googlemap_debug) messages.debug("unspinning");
-                this.unspin();
+            this.do_clustering();
+
+
+            /* Set checkbox and background color */
+            $.each(record_keys, function(i, record_key) {
+                var state = manifold.query_store.get_record_state(self.options.query_uuid, record_key, STATE_SET);
+                var warnings = manifold.query_store.get_record_state(self.options.query_uuid, record_key, STATE_WARNINGS);
+                switch(state) {
+                    // XXX The row and checkbox still does not exists !!!!
+                    case STATE_SET_IN:
+                    case STATE_SET_IN_SUCCESS:
+                    case STATE_SET_OUT_FAILURE:
+                        self.set_checkbox_from_record_key(record_key, true);
+                        break;
+                    case STATE_SET_OUT:
+                    case STATE_SET_OUT_SUCCESS:
+                    case STATE_SET_IN_FAILURE:
+                        break;
+                    case STATE_SET_IN_PENDING:
+                        self.set_checkbox_from_record_key(record_key, true);
+                        self.set_bgcolor(record_key, GOOGLEMAP_BGCOLOR_ADDED);
+                        break;
+                    case STATE_SET_OUT_PENDING:
+                        self.set_bgcolor(record_key, GOOGLEMAP_BGCOLOR_REMOVED);
+                        break;
+                }
+                //self.change_status(record_key, warnings); // XXX will retrieve status again
+            });
+        },
+
+       /**************************************************************************
+        *                           QUERY HANDLERS
+        **************************************************************************/ 
+
+        on_filter_added: function(filter)
+        {
+            this.filter_map();
+        },
+
+        on_filter_removed: function(filter)
+        {
+            this.filter_map();
+        },
+        
+        on_filter_clear: function()
+        {
+            this.filter_map();
+        },
+
+        on_query_in_progress: function() 
+        {
+            this.spin();
+        },
+
+        on_query_done: function()
+        {
+            this.redraw_map();
+            this.unspin();
+        },
+
+        on_field_state_changed: function(data)
+        {
+            switch(data.state) {
+                case STATE_SET:
+                    switch(data.value) {
+                        case STATE_SET_IN:
+                        case STATE_SET_IN_SUCCESS:
+                        case STATE_SET_OUT_FAILURE:
+                            this.set_checkbox_from_data(data.key, true);
+                            this.set_bgcolor(data.key, QUERYTABLE_BGCOLOR_RESET);
+                            break;  
+                        case STATE_SET_OUT:
+                        case STATE_SET_OUT_SUCCESS:
+                        case STATE_SET_IN_FAILURE:
+                            this.set_checkbox_from_data(data.key, false);
+                            this.set_bgcolor(data.key, QUERYTABLE_BGCOLOR_RESET);
+                            break;
+                        case STATE_SET_IN_PENDING:
+                            this.set_checkbox_from_data(data.key, true);
+                            this.set_bgcolor(data.key, QUERYTABLE_BGCOLOR_ADDED);
+                            break;  
+                        case STATE_SET_OUT_PENDING:
+                            this.set_checkbox_from_data(data.key, false);
+                            this.set_bgcolor(data.key, QUERYTABLE_BGCOLOR_REMOVED);
+                            break;
+                    }
+                    break;
+
+                case STATE_WARNINGS:
+                    //this.change_status(data.key, data.value);
+                    break;
             }
-            this.received_all = true;
+        },
 
-        } // on_all_query_done
     });
-        /************************** PRIVATE METHODS ***************************/
 
     $.plugin('GoogleMap', GoogleMap);