[taler-taler-merchant-demos] branch master updated: reducing code

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ms pushed a commit to branch master
in repository taler-merchant-demos.

The following commit(s) were added to refs/heads/master by this push:
     new 4231d0d  reducing code
4231d0d is described below

commit 4231d0d5bb576aa3d742a75567f017355496059e
Author: MS <ms@taler.net>
AuthorDate: Wed Jul 22 17:18:23 2020 +0200

    reducing code
---
 talermerchantdemos/donations/donations.py | 47 ++-----------------------------
 1 file changed, 3 insertions(+), 44 deletions(-)

diff --git a/talermerchantdemos/donations/donations.py 
b/talermerchantdemos/donations/donations.py
index c6c03e5..08b4cfe 100644
--- a/talermerchantdemos/donations/donations.py
+++ b/talermerchantdemos/donations/donations.py
@@ -32,6 +32,7 @@ import urllib
 import uuid
 from taler.util.talerconfig import TalerConfig
 from urllib.parse import urljoin, parse_qsl
+from .httpcommon import backend_post, backend_get
 
 LOGGER = logging.getLogger(__name__)
 
@@ -81,26 +82,7 @@ def err_abort(abort_status_code, **params):
 #         if something unexpected happens.
 def backend_instanced_get(instance, endpoint, params):
     backend_url = urljoin(BACKEND_BASE_URL, f"instances/{instance}/")
-    headers = {"Authorization": "ApiKey " + APIKEY}
-    try:
-        resp = requests.get(
-            urljoin(backend_url, endpoint), params=params, headers=headers
-        )
-    except requests.ConnectionError:
-        err_abort(500, message="Could not establish connection to backend")
-    try:
-        response_json = resp.json()
-    except ValueError:
-        err_abort(500, message="Could not parse response from backend")
-    if resp.status_code != 200:
-        err_abort(
-            500,
-            message="Backend returned error status",
-            json=response_json,
-            status_code=resp.status_code
-        )
-    return response_json
-
+    return backend_get(backend_url, endpoint, params)
 
 ##
 # POST a request to the backend, and return a error
@@ -112,30 +94,7 @@ def backend_instanced_get(instance, endpoint, params):
 # @return the backend response (JSON format).
 def backend_instanced_post(instance, endpoint, json):
     backend_url = urljoin(BACKEND_BASE_URL, f"instances/{instance}/")
-    headers = {"Authorization": "ApiKey " + APIKEY}
-    try:
-        resp = requests.post(
-            urljoin(backend_url, endpoint), json=json, headers=headers
-        )
-    except requests.ConnectionError:
-        err_abort(500, message=f"Could not establish connection to backend 
(url={url})")
-    try:
-        response_json = resp.json()
-    except ValueError:
-        err_abort(
-            500,
-            message="Could not parse response from backend",
-            status_code=resp.status_code
-        )
-    if resp.status_code != 200:
-        err_abort(
-            500,
-            message="Backend returned error status",
-            json=response_json,
-            status_code=resp.status_code
-        )
-    return response_json
-
+    return backend_post(backend_url, endpoint, params)
 
 ##
 # Inspect GET arguments in the look for a parameter.

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