fix for https: infitio#3

Author: Rohit R. Abbadi

CHANGELOG.md

@@ -1,3 +1,11 @@
+## 0.3.5 - 13th September, 2010
+
+* Fix for [issue related to https: CERTIFICATE_VERIFY_FAILED](https://github.com/infitio/flutter-adhara/issues/3) 
+ https CERTIFICATE_VERIFY_FAILED is handled by suppressing error and showing necessary information in logs.
+ A warning log will be printed stating the same
+ 
+* Customize HTTP client by overriding `IOClient get http`
+
 ## [0.3.4] - 26th March, 2019
 
 * String Resources now supports placeholders

lib/datainterface/data/network_provider.dart

@@ -3,9 +3,14 @@ import 'dart:convert';
 
 import 'package:adhara/config.dart';
 import 'package:adhara/datainterface/data/data_provider.dart';
-import 'package:http/http.dart' as http;
+import 'package:http/io_client.dart';
+import 'dart:io';
+import 'package:http/http.dart' as default_http;
+
 
 class NetworkProvider extends DataProvider {
+
+  IOClient _http;
   NetworkProvider(Config config)
       : assert(config.baseURL.endsWith("/")),
         super(config);
@@ -16,8 +21,27 @@ class NetworkProvider extends DataProvider {
     return data;
   }
 
+  bool badCertCallback(X509Certificate cert, String host, int port) {
+    print("---------------------CERTIFICATE_VERIFY_FAILED---------------------\n"
+        "SSL Certificate seems to invalid/self signed.\n"
+        " to suppress these logs, override\n"
+        "\t`bool badCertCallback(X509Certificate cert, String host, int port)`\n"
+        "in your NetworkProvider class and `return true`\n"
+        "-------------------------------------------------------------------");
+    return true;
+  }
+
+  IOClient get http {
+    if(_http==null) {
+      HttpClient client = new HttpClient();
+      client.badCertificateCallback = badCertCallback;
+      _http = IOClient(client);
+    }
+    return _http;
+  }
+
   dynamic extractResponse(dynamic response) {
-    response = response as http.Response;
+    response = response as default_http.Response;
     if (response.statusCode >= 400) {
       throw response;
     }
@@ -47,13 +71,13 @@ class NetworkProvider extends DataProvider {
 
   postResponseIntercept(
       String method, String url, dynamic data, dynamic response) async {
-    response = response as http.Response;
+    response = response as default_http.Response;
     return;
   }
 
   _postResponseIntercept(
       String method, String url, dynamic data, dynamic response) async {
-    response = response as http.Response;
+    response = response as default_http.Response;
     print(
         "http: $method $url with data: ${data ?? data.toString()} response: ${response.statusCode} \n ${response.body}");
     postResponseIntercept(method, url, data, response);
@@ -62,16 +86,15 @@ class NetworkProvider extends DataProvider {
   Future<dynamic> get(String url, {Map headers}) async {
     url = this.formatURL(url);
     _preFlightIntercept("GET", url, null);
-    http.Response r =
-        await http.get(url, headers: headers ?? this.defaultHeaders);
+    default_http.Response r = await http.get(url, headers: headers ?? this.defaultHeaders);
     await _postResponseIntercept("GET", url, null, r);
     return this.extractResponse(r);
   }
 
   Future<dynamic> post(String url, Map data, {Map headers}) async {
     url = this.formatURL(url);
     _preFlightIntercept("POST", url, data);
-    http.Response r = await http.post(url,
+    default_http.Response r = await http.post(url,
         body: json.encode(data), headers: headers ?? this.defaultHeaders);
     await _postResponseIntercept("POST", url, data, r);
     return this.extractResponse(r);
@@ -80,7 +103,7 @@ class NetworkProvider extends DataProvider {
   Future<dynamic> put(String url, Map data, {Map headers}) async {
     url = this.formatURL(url);
     _preFlightIntercept("PUT", url, data);
-    http.Response r = await http.put(url,
+    default_http.Response r = await http.put(url,
         body: json.encode(data), headers: headers ?? this.defaultHeaders);
     await _postResponseIntercept("PUT", url, data, r);
     return this.extractResponse(r);
@@ -89,9 +112,9 @@ class NetworkProvider extends DataProvider {
   Future<dynamic> delete(String url, {Map headers}) async {
     url = this.formatURL(url);
     _preFlightIntercept("DELETE", url, null);
-    http.Response r =
-        await http.delete(url, headers: headers ?? this.defaultHeaders);
+    default_http.Response r = await http.delete(url, headers: headers ?? this.defaultHeaders);
     await _postResponseIntercept("DELETE", url, null, r);
     return this.extractResponse(r);
   }
+
 }

pubspec.yaml

@@ -1,6 +1,6 @@
 name: adhara
 description: Base framework for Flutter Apps with intense networking and data interactivity
-version: 0.3.4
+version: 0.3.5
 author: Rohit R. Abbadi <[email protected]>
 homepage: https://github.com/infitio/flutter-adhara