Increment map views on static preview images

lib/cartodb/controllers/named_maps.js

@@ -11,7 +11,7 @@ var cors = require('../middleware/cors');
 var TablesCacheEntry = require('../cache/model/database_tables_entry');
 
 function NamedMapsController(app, authApi, pgConnection, namedMapProviderCache, tileBackend, previewBackend,
-                             surrogateKeysCache, tablesExtentApi) {
+                             surrogateKeysCache, tablesExtentApi, metadataBackend) {
     BaseController.call(this, authApi, pgConnection);
 
     this.app = app;
@@ -20,6 +20,7 @@ function NamedMapsController(app, authApi, pgConnection, namedMapProviderCache,
     this.previewBackend = previewBackend;
     this.surrogateKeysCache = surrogateKeysCache;
     this.tablesExtentApi = tablesExtentApi;
+    this.metadataBackend = metadataBackend;
 }
 
 util.inherits(NamedMapsController, BaseController);
@@ -156,6 +157,19 @@ NamedMapsController.prototype.staticMap = function(req, res) {
                     namedMapProvider, format, width, height, imageOpts.bounds, this);
             }
         },
+        function incrementMapViews(err, image, headers, stats) {
+            assert.ifError(err);
+
+            var next = this;
+            namedMapProvider.getMapConfig(function(mapConfigErr, mapConfig) {
+                self.metadataBackend.incMapviewCount(cdbUser, mapConfig.obj().stat_tag, function(sErr) {
+                    if (err) {
+                        global.logger.log("ERROR: failed to increment mapview count for user '%s': %s", cdbUser, sErr);
+                    }
+                    next(err, image, headers, stats);
+                });
+            });
+        },
         function handleImage(err, image, headers, stats) {
             if (req.profiler) {
                 req.profiler.done('render-' + format);

lib/cartodb/server.js

@@ -197,7 +197,8 @@ module.exports = function(serverOptions) {
         tileBackend,
         previewBackend,
         surrogateKeysCache,
-        tablesExtentApi
+        tablesExtentApi,
+        metadataBackend
     ).register(app);
 
     new controller.NamedMapsAdmin(templateMaps, authApi, pgConnection).register(app);

test/acceptance/named_maps_authentication.js

@@ -261,7 +261,7 @@ describe('named maps authentication', function() {
                 assert.equal(img.height(), 480);
 
                 test_helper.checkSurrogateKey(res, new NamedMapsCacheEntry(username, tokenAuthTemplateName).key());
-                done();
+                test_helper.deleteRedisKeys({'user:localhost:mapviews:global': 5}, done);
             });
         });
     });

test/acceptance/named_maps_static_view.js

@@ -1,4 +1,4 @@
-require('../support/test_helper');
+var testHelper = require('../support/test_helper');
 var RedisPool = require('redis-mpool');
 
 var assert = require('../support/assert');
@@ -77,8 +77,10 @@ describe('named maps static view', function() {
         var server = new CartodbWindshaft(serverOptions);
 
         assert.response(server, requestOptions, expectedResponse, function (res, err) {
+            testHelper.deleteRedisKeys({'user:localhost:mapviews:global': 5}, function() {
                 return callback(err, mapnik.Image.fromBytes(new Buffer(res.body, 'binary')));
             });
+        });
     }
 
     function previewFixture(version) {

test/acceptance/named_maps_stats.js

@@ -0,0 +1,110 @@
+var test_helper = require('../support/test_helper');
+var RedisPool = require('redis-mpool');
+var querystring = require('querystring');
+
+var assert = require('../support/assert');
+var mapnik = require('windshaft').mapnik;
+var CartodbWindshaft = require(__dirname + '/../../lib/cartodb/server');
+var serverOptions = require(__dirname + '/../../lib/cartodb/server_options');
+var server = new CartodbWindshaft(serverOptions);
+var TemplateMaps = require('../../lib/cartodb/backends/template_maps.js');
+var NamedMapsCacheEntry = require('../../lib/cartodb/cache/model/named_maps_entry');
+
+describe('named maps preview stats', function() {
+    var redisPool = new RedisPool(global.environment.redis);
+
+    var templateMaps = new TemplateMaps(redisPool, {
+        max_user_templates: global.environment.maxUserTemplates
+    });
+
+    var username = 'localhost';
+
+    var statTag = 'wadus_viz';
+    var templateName = 'with_stats';
+    var template = {
+        version: '0.0.1',
+        name: templateName,
+        auth: {
+            method: 'open'
+        },
+        "placeholders": {
+            "color": {
+                "type": "css_color",
+                "default": "#cc3300"
+            }
+        },
+        layergroup: {
+            stat_tag: statTag,
+            layers: [
+                {
+                    type: 'cartodb',
+                    options: {
+                        sql: 'select 1 cartodb_id, null::geometry the_geom_webmercator',
+                        cartocss: '#layer { marker-fill: <%= color %>; }',
+                        cartocss_version: '2.3.0'
+                    }
+                }
+            ]
+        }
+    };
+
+
+    beforeEach(function (done) {
+        templateMaps.addTemplate(username, template, done);
+    });
+
+    afterEach(function (done) {
+        templateMaps.delTemplate(username, templateName, done);
+    });
+
+    function getStaticMap(name, options, callback) {
+
+        var url = '/api/v1/map/static/named/' + name + '/640/480.png';
+        if (options.params) {
+            url = url + '?' + querystring.stringify(options.params);
+        }
+        var requestOptions = {
+            url: url,
+            method: 'GET',
+            headers: {
+                host: username
+            },
+            encoding: 'binary'
+        };
+
+        var statusCode = options.status || 200;
+
+        var expectedResponse = {
+            status: statusCode,
+            headers: {
+                'Content-Type': statusCode === 200 ? 'image/png' : 'application/json; charset=utf-8'
+            }
+        };
+
+        assert.response(server,
+            requestOptions,
+            expectedResponse,
+            function (res, err) {
+                var img;
+                if (!err && res.headers['content-type'] === 'image/png') {
+                    img = mapnik.Image.fromBytes(new Buffer(res.body, 'binary'));
+                }
+                return callback(err, res, img);
+            }
+        );
+    }
+
+    it('should return 200 if properly authorized', function(done) {
+        getStaticMap(templateName, { params: { auth_token: 'valid1' } }, function(err, res, img) {
+            assert.ok(!err);
+
+            assert.equal(img.width(), 640);
+            assert.equal(img.height(), 480);
+
+            test_helper.checkSurrogateKey(res, new NamedMapsCacheEntry(username, templateName).key());
+            var redisKeysToDelete = { 'user:localhost:mapviews:global': 5 };
+            redisKeysToDelete['user:localhost:mapviews:stat_tag:' + statTag] = 5;
+            test_helper.deleteRedisKeys(redisKeysToDelete, done);
+        });
+    });
+});