parsers: parseur orienté objet avec une classe abstraite

Signed-off-by: Alban Gruin <alban at pa1ch dot fr>

1 files changed, 52 insertions, 0 deletions

diff --git a/management/parsers/abstractparser.py b/management/parsers/abstractparser.py
new file mode 100644
index 0000000..8d55b6d
--- /dev/null
+++ b/management/parsers/abstractparser.py
@@ -0,0 +1,52 @@
+#    Copyright (C) 2018  Alban Gruin
+#
+#    celcatsanitizer is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as published
+#    by the Free Software Foundation, either version 3 of the License, or
+#    (at your option) any later version.
+#
+#    celcatsanitizer is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with celcatsanitizer.  If not, see <http://www.gnu.org/licenses/>.
+
+import abc
+import requests
+
+import edt
+
+
+class AbstractParser(metaclass=abc.ABCMeta):
+    def __init__(self, source):
+        self.source = source
+        self.user_agent = "celcatsanitizer/" + edt.VERSION
+
+    def _make_request(self, url, user_agent=None, encoding="utf8", **kwargs):
+        user_agent = user_agent if user_agent is not None else self.user_agent
+
+        params = kwargs["params"] if "params" in kwargs else {}
+        headers = kwargs["headers"] if "headers" in kwargs else {}
+        headers["User-Agent"] = user_agent
+
+        req = requests.get(url, headers=headers, params=params)
+        req.encoding = encoding
+
+        return req
+
+    @abc.abstractmethod
+    def get_events(self):
+        pass
+
+    @abc.abstractmethod
+    def get_update_date(self):
+        pass
+
+    @abc.abstractmethod
+    def get_weeks(self):
+        pass
+
+    def get_source(self):
+        return self._make_request(self.source.url)