Renamed var.

Create fetch wrapper with user agent

See merge request saburly/marketalarm/web!98

app/config/appConfig.js

@@ -41,6 +41,13 @@ const PROSTOR_LOGIN = {
   PASSWORD: process.env.PROSTOR_LOGIN_PASS
 };
 
+const USER_AGENT =
+  process.env.USER_AGENT ||
+  "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36";
+
+const USE_SCRAPER_API = process.env.USE_SCRAPER_API || 1; //Default to use
+const SCRAPER_API_KEY = process.env.SCRAPER_API_KEY || "";
+
 module.exports = {
   APP_PORT,
   APP_URL,
@@ -54,5 +61,8 @@ module.exports = {
   API_MAP_KEY,
   STAGING,
   CHECK_UP_DAYS,
-  PROSTOR_LOGIN
+  PROSTOR_LOGIN,
+  USER_AGENT,
+  USE_SCRAPER_API,
+  SCRAPER_API_KEY
 };

app/crawler/specificCrawlers/aktido.js

@@ -1,6 +1,6 @@
 "use strict";
 
-const fetch = require("node-fetch");
+const fetch = require("../../helpers/fetchWrapper");
 const cheerio = require("cheerio");
 const Promise = require("bluebird");
 const moment = require("moment-timezone");

app/crawler/specificCrawlers/olx.js

@@ -1,6 +1,6 @@
 "use strict";
 
-const fetch = require("node-fetch");
+const fetch = require("../../helpers/fetchWrapper");
 const cheerio = require("cheerio");
 const Promise = require("bluebird");
 const moment = require("moment-timezone");

app/crawler/specificCrawlers/prostor.js

@@ -1,6 +1,6 @@
 "use strict";
 
-const fetch = require("node-fetch");
+const fetch = require("../../helpers/fetchWrapper");
 const cheerio = require("cheerio");
 const moment = require("moment-timezone");
 const FormData = require("form-data");
@@ -191,13 +191,7 @@ class ProstorCrawler {
     const { lat, lng, property_name, price, size, link, status } = realEstate;
 
     //Status information is given already in realestate list
-    //For VIP Ads status ='' canot be used, but no VIP ads are crawled
+    const adStatus = ProstorCrawler.getStatusId(status);
-    //We will make "fake" vip ad for RE that have size=55
-    //It is weird because yesterday it said 'VIP ponuda' ???
-    const adStatus =
-      size === "55"
-        ? ProstorCrawler.getStatusId("VIP ponuda")
-        : ProstorCrawler.getStatusId(status);
 
     const url = `https://prostor.ba${link}`;
 

app/crawler/specificCrawlers/rental.js

@@ -1,6 +1,6 @@
 "use strict";
 
-const fetch = require("node-fetch");
+const fetch = require("../../helpers/fetchWrapper");
 const cheerio = require("cheerio");
 const Promise = require("bluebird");
 const moment = require("moment-timezone");
@@ -399,7 +399,9 @@ class RentalCrawler {
         );
         if (!publishedDateMoment.isValid()) {
           throw {
-            message: `Invalid published date : ${extractedData["re_realEstates_inserted"]}`
+            message: `Invalid published date : ${
+              extractedData["re_realEstates_inserted"]
+            }`
           };
         }
 
@@ -410,7 +412,9 @@ class RentalCrawler {
         );
         if (!renewedDateMoment.isValid()) {
           throw {
-            message: `Invalid renewed date : ${extractedData["re_realEstates_edited"]}`
+            message: `Invalid renewed date : ${
+              extractedData["re_realEstates_edited"]
+            }`
           };
         }
 

app/crawler/specificCrawlers/saljic.js

@@ -1,6 +1,6 @@
 "use strict";
 
-const fetch = require("node-fetch");
+const fetch = require("../../helpers/fetchWrapper");
 const cheerio = require("cheerio");
 const moment = require("moment-timezone");
 

app/helpers/fetchWrapper.js

@@ -0,0 +1,21 @@
+const nodeFetch = require("node-fetch");
+const {
+  USER_AGENT,
+  USE_SCRAPER_API,
+  SCRAPER_API_KEY
+} = require("../config/appConfig");
+
+const fetch = async (url, options = {}) => {
+  const newOptions = Object.assign({}, options);
+  if (!newOptions["headers"]) {
+    newOptions["headers"] = {};
+  }
+  newOptions["headers"]["User-Agent"] = USER_AGENT;
+  const urlAdaptedForScraping = USE_SCRAPER_API
+    ? `http://api.scraperapi.com/?api_key=${SCRAPER_API_KEY}&url=${url}`
+    : url;
+
+  return nodeFetch(urlAdaptedForScraping, newOptions);
+};
+
+module.exports = fetch;

app/models/searchRequest.js

@@ -15,15 +15,7 @@ module.exports = (sequelize, DataTypes) => {
       allowNull: false,
       defaultValue: {
         type: "Polygon",
-        coordinates: [
+        coordinates: [[[0, 0], [0, 0], [0, 0], [0, 0], [0, 0]]],
-          [
-            [0, 0],
-            [0, 0],
-            [0, 0],
-            [0, 0],
-            [0, 0]
-          ]
-        ],
         crs: { type: "name", properties: { name: "EPSG:4326" } }
       }
     },

app/services/notificationService.js

@@ -131,7 +131,7 @@ const notifyRequestsWithDailyOption = async () => {
 };
 
 const checkUpNotify = async () => {
- /* const searchRequestsForCheckUp = await findAllRequestsForCheckUp();
+  /* const searchRequestsForCheckUp = await findAllRequestsForCheckUp();
 
   const asyncSendEmailActions = [];
 

development.env

@@ -10,6 +10,7 @@ APP_BASE_URL=base url for the app
 
 ENVIRONMENT=Variable to denote development, staging and production
 
+USER_AGENT=User agent header to send in fetch requests
 
 MAX_REAL_ESTATES_IN_EMAIL=Max number of real estates that will be shown in email, others will be truncated and URL with full list will be shwon
 MAX_REAL_ESTATES_IN_FIRST_EMAIL=Max number of real estates that will be shown in first (welcome) email
@@ -21,6 +22,10 @@ GA_ID=Google Analytics ID
 #=============== GOOGLE MAPS =============#
 API_MAP_KEY=(your-key-here)
 
+#=============== SCRAPER API SUPORT =============#
+USE_SCRAPER_API= To turn it on (1) or off (0)
+SCRAPER_API_KEY= Key for Scraper api 
+
 #=============== AWS SDK EMAIL SETTINGS =======#
 AWS_KEY_ID=(your-key-here)
 AWS_SECRET_ACCESS_KEY=(your-key-here)