API accessing service & conforming server-side access points

app/assets/javascripts/controllers/admin/statistics.coffee.erb

@@ -2,8 +2,8 @@
 
 
 
-Application.Controllers.controller "StatisticsController", ["$scope", "$state", "$rootScope", '$uibModal', "Statistics", "es", "Member", '_t', 'membersPromise', 'statisticsPromise'
-, ($scope, $state, $rootScope, $uibModal, Statistics, es, Member, _t, membersPromise, statisticsPromise) ->
+Application.Controllers.controller "StatisticsController", ["$scope", "$state", "$rootScope", '$uibModal', "Export", "es", "Member", '_t', 'membersPromise', 'statisticsPromise'
+, ($scope, $state, $rootScope, $uibModal, Export, es, Member, _t, membersPromise, statisticsPromise) ->
 
 
 
@@ -288,9 +288,24 @@ Application.Controllers.controller "StatisticsController", ["$scope", "$state",
 
     $uibModal.open options
     .result['finally'](null).then (info)->
-      console.info(info)
-    , (reason)->
-      console.error(reason)
+      # export requested
+      if info.type == 'current'
+        custom = buildCustomFilterQuery()
+        Export.stats $scope.selectedIndex.es_type_key,
+          buildElasticDataQuery($scope.type.active.key, custom, $scope.agePicker.start, $scope.agePicker.end, moment($scope.datePickerStart.selected), moment($scope.datePickerEnd.selected), $scope.sorting)
+      else if info.type == 'global'
+        Export.stats 'global',
+          "query":
+            "bool":
+              "must": [
+                {
+                  "range":
+                    "date":
+                      "gte": moment(info.dates.start).format()
+                      "lte": moment(info.dates.end).format()
+                }
+              ]
+
 
 
 
@@ -331,12 +346,7 @@ Application.Controllers.controller "StatisticsController", ["$scope", "$state",
       $scope.sumStat = 0
       $scope.totalHits = null
       $scope.searchDate = new Date()
-      custom = null
-      if $scope.customFilter.criterion and $scope.customFilter.criterion.key and $scope.customFilter.value
-        custom = {}
-        custom.key = $scope.customFilter.criterion.key
-        custom.value = $scope.customFilter.value
-        custom.exclude = $scope.customFilter.exclude
+      custom = buildCustomFilterQuery()
       queryElasticStats $scope.selectedIndex.es_type_key, $scope.type.active.key, custom, (res, err)->
         if (err)
           console.error("[statisticsController::refreshStats] Unable to refresh due to "+err)
@@ -508,6 +518,20 @@ Application.Controllers.controller "StatisticsController", ["$scope", "$state",
 
 
 
+  ##
+  # Build and return an object according to the custom filter set by the user, used to request elasticsearch
+  # @return {Object|null}
+  ##
+  buildCustomFilterQuery = ->
+    custom = null
+    if $scope.customFilter.criterion and $scope.customFilter.criterion.key and $scope.customFilter.value
+      custom = {}
+      custom.key = $scope.customFilter.criterion.key
+      custom.value = $scope.customFilter.value
+      custom.exclude = $scope.customFilter.exclude
+    custom
+
+
 
   # init the controller (call at the end !)
   initialize()
@@ -518,10 +542,10 @@ Application.Controllers.controller "StatisticsController", ["$scope", "$state",
 
 Application.Controllers.controller 'ExportStatisticsController', [ '$scope', '$uibModalInstance', 'dates', ($scope, $uibModalInstance, dates) ->
 
-  # bindings for date range
+  ## Bindings for date range
   $scope.dates = dates
 
-
+  ## Binding of the export type (global / current)
   $scope.export =
     type: 'current'
 
@@ -543,6 +567,8 @@ Application.Controllers.controller 'ExportStatisticsController', [ '$scope', '$u
     options:
       startingDay: Fablab.weekStartingDay
 
+
+
   ##
   # Callback to open the datepicker (interval start)
   # @param $event {Object} jQuery event object
@@ -560,8 +586,24 @@ Application.Controllers.controller 'ExportStatisticsController', [ '$scope', '$u
     $scope.exportEnd.opened = !$scope.exportEnd.opened
 
 
-  $scope.ok = (info) ->
-    $uibModalInstance.close( info )
+
+  ##
+  # Callback to close the modal, telling the caller to start the export with the selected parameters
+  ##
+  $scope.ok = ->
+    info =
+      type: $scope.export.type
+
+    if info.type == 'global'
+      info.dates = $scope.dates
+
+    $uibModalInstance.close(info)
+
+
+
+  ##
+  # Callback to cancel the export and close the modal
+  ##
   $scope.cancel = ->
     $uibModalInstance.dismiss('cancel')
 ]

app/assets/javascripts/services/export.coffee

@@ -0,0 +1,11 @@
+'use strict'
+
+Application.Services.factory 'Export', ["$http", ($http)->
+  stats: (scope, query) ->
+    $http.post('/stats/'+scope+'/export', query).then((res) ->
+      console.log(res)
+    , (err) ->
+      console.error(err)
+    )
+
+]

app/controllers/api/statistics_controller.rb

@@ -19,14 +19,16 @@ class API::StatisticsController < API::ApiController
         authorize :statistic, :#{path}?
         query = MultiJson.load(request.body.read)
         results = Stats::#{path.classify}.search(query, request.query_parameters.symbolize_keys).response
-        respond_to do |format|
-          format.html
-          format.xls
-        end
+        render xls: results
       end
     }
   end
 
+  def export_global
+    # query all stats with range arguments
+    render xls: []
+  end
+
   def scroll
     authorize :statistic, :scroll?
 

config/routes.rb

@@ -129,6 +129,7 @@ Rails.application.routes.draw do
     post "/stats/#{path}/_search", to: "api/statistics##{path}"
     post "/stats/#{path}/export", to: "api/statistics#export_#{path}"
   end
+  post '/stats/global/export', to: "api/statistics#export_global"
   post '_search/scroll', to: "api/statistics#scroll"
 
   match '/project_collaborator/:valid_token', to: 'api/projects#collaborator_valid', via: :get