Set User-Agent header when working with Wikipedia

1 files changed, 14 insertions, 2 deletions

diff --git a/src/wikipedia/wikipedia.go b/src/wikipedia/wikipedia.go
index e55e9da..bb14b82 100644
--- a/src/wikipedia/wikipedia.go
+++ b/src/wikipedia/wikipedia.go
@@ -42,13 +42,25 @@ func Init(locale string) error {
 		}
 		u.RawQuery = q.Encode()
 
-		respjson, err := http.Get(u.String())
+		/* TODO: Use a context and NewRequestWithContext()? */
+		req, err := http.NewRequest("GET", u.String(), nil)
+		if err != nil {
+			return err
+		}
+		req.Header.Set("User-Agent", "euro-cash.eu/1.0.0 (admin@euro-cash.eu)")
+
+		respjson, err := http.DefaultClient.Do(req)
 		if err != nil {
 			return err
 		}
 		if respjson.StatusCode >= 400 &&
 			respjson.StatusCode != http.StatusTooManyRequests {
-			return fmt.Errorf("Failed to GET %s: %s", u, respjson.Status)
+			msg := respjson.Status
+			bytes, err := io.ReadAll(respjson.Body)
+			if err == nil {
+				msg = string(bytes)
+			}
+			return fmt.Errorf("Failed to GET %s: %s", u, msg)
 		}
 		defer respjson.Body.Close()