Verison 1.0.3 Release

Based on Buildbotics 0.4.14

src/py/bbctrl/APIHandler.py

@@ -0,0 +1,88 @@
+################################################################################
+#                                                                              #
+#                This file is part of the Buildbotics firmware.                #
+#                                                                              #
+#                  Copyright (c) 2015 - 2018, Buildbotics LLC                  #
+#                             All rights reserved.                             #
+#                                                                              #
+#     This file ("the software") is free software: you can redistribute it     #
+#     and/or modify it under the terms of the GNU General Public License,      #
+#      version 2 as published by the Free Software Foundation. You should      #
+#      have received a copy of the GNU General Public License, version 2       #
+#     along with the software. If not, see <http://www.gnu.org/licenses/>.     #
+#                                                                              #
+#     The software 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       #
+#               Lesser General Public License for more details.                #
+#                                                                              #
+#       You should have received a copy of the GNU Lesser General Public       #
+#                License along with the software.  If not, see                 #
+#                       <http://www.gnu.org/licenses/>.                        #
+#                                                                              #
+#                For information regarding this software email:                #
+#                  "Joseph Coffland" <joseph@buildbotics.com>                  #
+#                                                                              #
+################################################################################
+
+import json
+import traceback
+import bbctrl
+
+from tornado.web import HTTPError
+import tornado.httpclient
+
+
+class APIHandler(bbctrl.RequestHandler):
+    def delete(self, *args, **kwargs):
+        self.delete_ok(*args, **kwargs)
+        self.write_json('ok')
+
+
+    def delete_ok(self): raise HTTPError(405)
+
+
+    def put(self, *args, **kwargs):
+        self.put_ok(*args, **kwargs)
+        self.write_json('ok')
+
+
+    def put_ok(self): raise HTTPError(405)
+
+
+    def prepare(self):
+        self.json = {}
+
+        if self.request.body:
+            try:
+                self.json = tornado.escape.json_decode(self.request.body)
+            except ValueError:
+                raise HTTPError(400, 'Unable to parse JSON')
+
+
+    def set_default_headers(self):
+        self.set_header('Content-Type', 'application/json')
+
+
+    def write_error(self, status_code, **kwargs):
+        e = {}
+
+        if 'message' in kwargs: e['message'] = kwargs['message']
+
+        elif 'exc_info' in kwargs:
+            typ, value, tb = kwargs['exc_info']
+            if isinstance(value, HTTPError) and value.log_message:
+                e['message'] = value.log_message % value.args
+            else: e['message'] = str(kwargs['exc_info'][1])
+
+        else: e['message'] = 'Unknown error'
+
+        e['code'] = status_code
+
+        self.write_json(e)
+
+
+    def write_json(self, data, pretty = False):
+        if pretty: data = json.dumps(data, indent = 2, separators = (',', ': '))
+        else: data = json.dumps(data, separators = (',', ':'))
+        self.write(data)