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[rails.git] / app / assets / javascripts / index / query.js

diff --git a/app/assets/javascripts/index/query.js b/app/assets/javascripts/index/query.js
index bc4c26771913e6f4fbb855fc3b7064400b0f0482..333fce5494866c9c9ff4503a61288b658ede9641 100644 (file)
--- a/app/assets/javascripts/index/query.js
+++ b/app/assets/javascripts/index/query.js
@@ -1,8 +1,10 @@
 //= require jquery.simulate
 
 OSM.Query = function(map) {
 //= require jquery.simulate
 
 OSM.Query = function(map) {

-  var queryButton = $(".control-query .control-button"),
-    uninterestingTags = ['source', 'source_ref', 'source:ref', 'history', 'attribution', 'created_by', 'tiger:county', 'tiger:tlid', 'tiger:upload_uuid'],
+  var protocol = document.location.protocol === "https:" ? "https:" : "http:",
+    url = protocol + OSM.OVERPASS_URL,
+    queryButton = $(".control-query .control-button"),
+    uninterestingTags = ['source', 'source_ref', 'source:ref', 'history', 'attribution', 'created_by', 'tiger:county', 'tiger:tlid', 'tiger:upload_uuid', 'KSJ2:curve_id', 'KSJ2:lat', 'KSJ2:lon', 'KSJ2:coordinate', 'KSJ2:filename', 'note:ja'],

     marker;
 
   var featureStyle = {
     marker;
 
   var featureStyle = {


@@ -17,22 +19,18 @@ OSM.Query = function(map) {
     e.preventDefault();
     e.stopPropagation();
 
     e.preventDefault();
     e.stopPropagation();
 

-    if (queryButton.hasClass("disabled")) return;
-

     if (queryButton.hasClass("active")) {
       disableQueryMode();
     if (queryButton.hasClass("active")) {
       disableQueryMode();

-
-      OSM.router.route("/");
-    } else {
+    } else if (!queryButton.hasClass("disabled")) {

       enableQueryMode();
     }
       enableQueryMode();
     }

-  }).on("disabled", function (e) {
+  }).on("disabled", function () {

     if (queryButton.hasClass("active")) {
       map.off("click", clickHandler);
       $(map.getContainer()).removeClass("query-active").addClass("query-disabled");
       $(this).tooltip("show");
     }
     if (queryButton.hasClass("active")) {
       map.off("click", clickHandler);
       $(map.getContainer()).removeClass("query-active").addClass("query-disabled");
       $(this).tooltip("show");
     }

-  }).on("enabled", function (e) {
+  }).on("enabled", function () {

     if (queryButton.hasClass("active")) {
       map.on("click", clickHandler);
       $(map.getContainer()).removeClass("query-disabled").addClass("query-active");
     if (queryButton.hasClass("active")) {
       map.on("click", clickHandler);
       $(map.getContainer()).removeClass("query-disabled").addClass("query-active");


@@ -42,28 +40,33 @@ OSM.Query = function(map) {
 
   $("#sidebar_content")
     .on("mouseover", ".query-results li.query-result", function () {
 
   $("#sidebar_content")
     .on("mouseover", ".query-results li.query-result", function () {

-      var geometry = $(this).data("geometry")
+      var geometry = $(this).data("geometry");

       if (geometry) map.addLayer(geometry);
       $(this).addClass("selected");
     })
     .on("mouseout", ".query-results li.query-result", function () {
       if (geometry) map.addLayer(geometry);
       $(this).addClass("selected");
     })
     .on("mouseout", ".query-results li.query-result", function () {

-      var geometry = $(this).data("geometry")
+      var geometry = $(this).data("geometry");

       if (geometry) map.removeLayer(geometry);
       $(this).removeClass("selected");
     })
       if (geometry) map.removeLayer(geometry);
       $(this).removeClass("selected");
     })

-    .on("click", ".query-results li.query-result", function (e) {
-      if (!$(e.target).is('a')) {
-        $(this).find("a").simulate("click", e);
-      }
+    .on("mousedown", ".query-results li.query-result", function () {
+      var moved = false;
+      $(this).one("click", function (e) {
+        if (!moved) {
+          var geometry = $(this).data("geometry");
+          if (geometry) map.removeLayer(geometry);
+
+          if (!$(e.target).is('a')) {
+            $(this).find("a").simulate("click", e);
+          }
+        }
+      }).one("mousemove", function () {
+        moved = true;
+      });

     });
 
     });
 

-  function interestingFeature(feature, origin, radius) {
+  function interestingFeature(feature) {

     if (feature.tags) {
     if (feature.tags) {

-      if (feature.type === "node" &&
-          OSM.distance(origin, L.latLng(feature.lat, feature.lon)) > radius) {
-        return false;
-      }
-

       for (var key in feature.tags) {
         if (uninterestingTags.indexOf(key) < 0) {
           return true;
       for (var key in feature.tags) {
         if (uninterestingTags.indexOf(key) < 0) {
           return true;


@@ -78,25 +81,34 @@ OSM.Query = function(map) {
     var tags = feature.tags;
     var prefix = "";
 
     var tags = feature.tags;
     var prefix = "";
 

-    if (tags.boundary === "administrative") {
-      prefix = I18n.t("geocoder.search_osm_nominatim.admin_levels.level" + tags.admin_level)
+    if (tags.boundary === "administrative" && tags.admin_level) {
+      prefix = I18n.t("geocoder.search_osm_nominatim.admin_levels.level" + tags.admin_level, {
+        defaultValue: I18n.t("geocoder.search_osm_nominatim.prefix.boundary.administrative")
+      });

     } else {
       var prefixes = I18n.t("geocoder.search_osm_nominatim.prefix");
     } else {
       var prefixes = I18n.t("geocoder.search_osm_nominatim.prefix");

+      var key, value;

 
 

-      for (var key in tags) {
-        var value = tags[key];
+      for (key in tags) {
+        value = tags[key];

 
         if (prefixes[key]) {
           if (prefixes[key][value]) {
             return prefixes[key][value];
 
         if (prefixes[key]) {
           if (prefixes[key][value]) {
             return prefixes[key][value];

-          } else {
-            var first = value.substr(0, 1).toUpperCase(),
-              rest = value.substr(1).replace(/_/g, " ");
-
-            return first + rest;

           }
         }
       }
           }
         }
       }

+
+      for (key in tags) {
+        value = tags[key];
+
+        if (prefixes[key]) {
+          var first = value.substr(0, 1).toUpperCase(),
+            rest = value.substr(1).replace(/_/g, " ");
+
+          return first + rest;
+        }
+      }

     }
 
     if (!prefix) {
     }
 
     if (!prefix) {


@@ -107,12 +119,19 @@ OSM.Query = function(map) {
   }
 
   function featureName(feature) {
   }
 
   function featureName(feature) {

-    var tags = feature.tags;
+    var tags = feature.tags,
+      locales = I18n.locales.get();

 
 

-    if (tags["name"]) {
-      return tags["name"];
-    } else if (tags["ref"]) {
-      return tags["ref"];
+    for (var i = 0; i < locales.length; i++) {
+      if (tags["name:" + locales[i]]) {
+        return tags["name:" + locales[i]];
+      }
+    }
+
+    if (tags.name) {
+      return tags.name;
+    } else if (tags.ref) {
+      return tags.ref;

     } else if (tags["addr:housename"]) {
       return tags["addr:housename"];
     } else if (tags["addr:housenumber"] && tags["addr:street"]) {
     } else if (tags["addr:housename"]) {
       return tags["addr:housename"];
     } else if (tags["addr:housenumber"] && tags["addr:street"]) {


@@ -122,51 +141,27 @@ OSM.Query = function(map) {
     }
   }
 
     }
   }
 

-  function featureLink(feature) {
-    if (feature.type === "area") {
-      if (feature.id >= 3600000000) {
-        var id = feature.id - 3600000000;
-
-        return "/browse/relation/" + id;
-      } else if (feature.id >= 2400000000) {
-        var id = feature.id - 2400000000;
-
-        return "/browse/way/" + id;
-      } else {
-        return "/browse/node/" + feature.id;
-      }
-    } else {
-      return "/browse/" + feature.type + "/" + feature.id;
-    }
-  }
-
-  function featureGeometry(feature, features) {
+  function featureGeometry(feature) {

     var geometry;
 
     var geometry;
 

-    if (feature.type === "node") {
+    if (feature.type === "node" && feature.lat && feature.lon) {

       geometry = L.circleMarker([feature.lat, feature.lon], featureStyle);
       geometry = L.circleMarker([feature.lat, feature.lon], featureStyle);

-    } else if (feature.type === "way") {
-      geometry = L.polyline(feature.nodes.map(function (node) {
-        return features["node" + node].getLatLng();
+    } else if (feature.type === "way" && feature.geometry) {
+      geometry = L.polyline(feature.geometry.filter(function (point) {
+        return point !== null;
+      }).map(function (point) {
+        return [point.lat, point.lon];

       }), featureStyle);
       }), featureStyle);

-    } else if (feature.type === "relation") {
-      geometry = L.featureGroup();
-
-      feature.members.forEach(function (member) {
-        if (features[member.type + member.ref]) {
-          geometry.addLayer(features[member.type + member.ref]);
-        }
-      });
-    }
-
-    if (geometry) {
-      features[feature.type + feature.id] = geometry;
+    } else if (feature.type === "relation" && feature.members) {
+      geometry = L.featureGroup(feature.members.map(featureGeometry).filter(function (geometry) {
+        return geometry !== undefined;
+      }));

     }
 
     return geometry;
   }
 
     }
 
     return geometry;
   }
 

-  function runQuery(latlng, radius, query, $section) {
+  function runQuery(latlng, radius, query, $section, compare) {

     var $ul = $section.find("ul");
 
     $ul.empty();
     var $ul = $section.find("ul");
 
     $ul.empty();


@@ -176,53 +171,104 @@ OSM.Query = function(map) {
       $(this).show();
     });
 
       $(this).show();
     });
 

-    $.ajax({
-      url: OSM.OVERPASS_URL,
+    if ($section.data("ajax")) {
+      $section.data("ajax").abort();
+    }
+
+    $section.data("ajax", $.ajax({
+      url: url,

       method: "POST",
       data: {
         data: "[timeout:5][out:json];" + query,
       },
       success: function(results) {
       method: "POST",
       data: {
         data: "[timeout:5][out:json];" + query,
       },
       success: function(results) {

-        var features = {};
+        var elements;

 
         $section.find(".loader").stopTime("loading").hide();
 
 
         $section.find(".loader").stopTime("loading").hide();
 

-        for (var i = 0; i < results.elements.length; i++) {
-          var element = results.elements[i],
-            geometry = featureGeometry(element, features);
+        if (compare) {
+          elements = results.elements.sort(compare);
+        } else {
+          elements = results.elements;
+        }
+
+        for (var i = 0; i < elements.length; i++) {
+          var element = elements[i];

 
 

-          if (interestingFeature(element, latlng, radius)) {
+          if (interestingFeature(element)) {

             var $li = $("<li>")
               .addClass("query-result")
             var $li = $("<li>")
               .addClass("query-result")

-              .data("geometry", geometry)
+              .data("geometry", featureGeometry(element))

               .appendTo($ul);
             var $p = $("<p>")
               .text(featurePrefix(element) + " ")
               .appendTo($li);
 
             $("<a>")
               .appendTo($ul);
             var $p = $("<p>")
               .text(featurePrefix(element) + " ")
               .appendTo($li);
 
             $("<a>")

-              .attr("href", featureLink(element))
+              .attr("href", "/" + element.type + "/" + element.id)

               .text(featureName(element))
               .appendTo($p);
           }
         }
 
               .text(featureName(element))
               .appendTo($p);
           }
         }
 

-        if ($ul.find("li").length == 0) {
+        if ($ul.find("li").length === 0) {

           $("<li>")
             .text(I18n.t("javascripts.query.nothing_found"))
             .appendTo($ul);
         }
           $("<li>")
             .text(I18n.t("javascripts.query.nothing_found"))
             .appendTo($ul);
         }

+      },
+      error: function(xhr, status, error) {
+        $section.find(".loader").stopTime("loading").hide();
+
+        $("<li>")
+          .text(I18n.t("javascripts.query." + status, { server: url, error: error }))
+          .appendTo($ul);

       }
       }

-    });
+    }));
+  }
+
+  function compareSize(feature1, feature2) {
+    var width1 = feature1.bounds.maxlon - feature1.bounds.minlon,
+      height1 = feature1.bounds.maxlat - feature1.bounds.minlat,
+      area1 = width1 * height1,
+      width2 = feature2.bounds.maxlat - feature2.bounds.minlat,
+      height2 = feature2.bounds.maxlat - feature2.bounds.minlat,
+      area2 = width2 * height2;
+
+    return area1 - area2;

   }
 
   }
 

+  /*
+   * To find nearby objects we ask overpass for the union of the
+   * following sets:
+   *
+   *   node(around:<radius>,<lat>,lng>)
+   *   way(around:<radius>,<lat>,lng>)
+   *   relation(around:<radius>,<lat>,lng>)
+   *
+   * to find enclosing objects we first find all the enclosing areas:
+   *
+   *   is_in(<lat>,<lng>)->.a
+   *
+   * and then return the union of the following sets:
+   *
+   *   relation(pivot.a)
+   *   way(pivot.a)
+   *
+   * In both cases we then ask to retrieve tags and the geometry
+   * for each object.
+   */

   function queryOverpass(lat, lng) {
   function queryOverpass(lat, lng) {

-    var latlng = L.latLng(lat, lng),
+    var latlng = L.latLng(lat, lng).wrap(),
+      bounds = map.getBounds().wrap(),
+      bbox = bounds.getSouth() + "," + bounds.getWest() + "," + bounds.getNorth() + "," + bounds.getEast(),

       radius = 10 * Math.pow(1.5, 19 - map.getZoom()),
       around = "around:" + radius + "," + lat + "," + lng,
       radius = 10 * Math.pow(1.5, 19 - map.getZoom()),
       around = "around:" + radius + "," + lat + "," + lng,

-      features = "(node(" + around + ");way(" + around + ");relation(" + around + "))",
-      nearby = "((" + features + ";way(bn));node(w));out;",
-      isin = "(is_in(" + lat + "," + lng + ");>);out;";
+      nodes = "node(" + around + ")",
+      ways = "way(" + around + ")",
+      relations = "relation(" + around + ")",
+      nearby = "(" + nodes + ";" + ways + ");out tags geom(" + bbox + ");" + relations + ";out geom(" + bbox + ");",
+      isin = "is_in(" + lat + "," + lng + ")->.a;way(pivot.a);out tags geom(" + bbox + ");relation(pivot.a);out tags bb;";

 
     $("#sidebar_content .query-intro")
       .hide();
 
     $("#sidebar_content .query-intro")
       .hide();


@@ -231,7 +277,7 @@ OSM.Query = function(map) {
     marker = L.circle(latlng, radius, featureStyle).addTo(map);
 
     $(document).everyTime(75, "fadeQueryMarker", function (i) {
     marker = L.circle(latlng, radius, featureStyle).addTo(map);
 
     $(document).everyTime(75, "fadeQueryMarker", function (i) {

-      if (i == 10) {
+      if (i === 10) {

         map.removeLayer(marker);
       } else {
         marker.setStyle({
         map.removeLayer(marker);
       } else {
         marker.setStyle({


@@ -242,13 +288,14 @@ OSM.Query = function(map) {
     }, 10);
 
     runQuery(latlng, radius, nearby, $("#query-nearby"));
     }, 10);
 
     runQuery(latlng, radius, nearby, $("#query-nearby"));

-    runQuery(latlng, radius, isin, $("#query-isin"));
+    runQuery(latlng, radius, isin, $("#query-isin"), compareSize);

   }
 
   function clickHandler(e) {
     var precision = OSM.zoomPrecision(map.getZoom()),
   }
 
   function clickHandler(e) {
     var precision = OSM.zoomPrecision(map.getZoom()),

-      lat = e.latlng.lat.toFixed(precision),
-      lng = e.latlng.lng.toFixed(precision);
+      latlng = e.latlng.wrap(),
+      lat = latlng.lat.toFixed(precision),
+      lng = latlng.lng.toFixed(precision);

 
     OSM.router.route("/query?lat=" + lat + "&lon=" + lng);
   }
 
     OSM.router.route("/query?lat=" + lat + "&lon=" + lng);
   }


@@ -270,21 +317,27 @@ OSM.Query = function(map) {
 
   page.pushstate = page.popstate = function(path) {
     OSM.loadSidebarContent(path, function () {
 
   page.pushstate = page.popstate = function(path) {
     OSM.loadSidebarContent(path, function () {

-      page.load(path);
+      page.load(path, true);

     });
   };
 
     });
   };
 

-  page.load = function(path) {
-    var params = querystring.parse(path.substring(path.indexOf('?') + 1));
+  page.load = function(path, noCentre) {
+    var params = querystring.parse(path.substring(path.indexOf('?') + 1)),
+      latlng = L.latLng(params.lat, params.lon);

 
 

-    queryOverpass(params.lat, params.lon);
-    enableQueryMode();
+    if (!window.location.hash && !noCentre && !map.getBounds().contains(latlng)) {
+      OSM.router.withoutMoveListener(function () {
+        map.setView(latlng, 15);
+      });
+    }

 
 

-    return map.getState();
+    queryOverpass(params.lat, params.lon);

   };
 
   };
 

-  page.unload = function() {
-    disableQueryMode();
+  page.unload = function(sameController) {
+    if (!sameController) {
+      disableQueryMode();
+    }

   };
 
   return page;
   };
 
   return page;