Update dio dependency to 5.7.0.

CHANGELOG.md

@@ -1,3 +1,8 @@
+## 0.7.3
+
+- Additional exception handler for certificate issues which then throws PodcastCertificateException.
+- Updated Dio dependency to 5.7.0.
+
 ## 0.7.2
 
 - Added retry to Apple charts API call to handle intermittent 503 errors.

lib/src/model/podcast.dart

@@ -128,6 +128,16 @@ class Podcast {
         case DioExceptionType.cancel:
           throw PodcastCancelledException(e.message ?? '');
         case DioExceptionType.unknown:
+
+          /// We may be able to determine the underlying error
+          if (e.error is HandshakeException) {
+            throw PodcastCertificateException(e.message ?? '');
+          }
+
+          if (e.error is CertificateException) {
+            throw PodcastCertificateException(e.message ?? '');
+          }
+
           throw PodcastUnknownException(e.message ?? '');
       }
     }

pubspec.yaml

@@ -1,7 +1,7 @@
 name: podcast_search
 description: A library for searching for podcasts and parsing podcast RSS feeds. Supports iTunes and PodcastIndex directories, and newer features such as chapters and transcripts.
 
-version: 0.7.2
+version: 0.7.3
 homepage: https://github.com/amugofjava/podcast_search
 
 environment: