diff.patch

diff --git a/www/app.py b/www/app.py
index f1aba9d..94198b2 100644
--- a/www/app.py
+++ b/www/app.py
@@ -3,12 +3,15 @@ from os import listdir
 from os.path import isfile, join
 from flask_cors import CORS, cross_origin
 import xml.etree.ElementTree
+import Adafruit_GPIO.PWM as pwmLib
 
 app = Flask(__name__)
 CORS(app)
 
+pwm = pwmLib.get_platform_pwm(pwmtype="softpwm")
+
 @app.route('/api/v1/blockdiagrams', methods=['GET'])
-def getblockdiagrams():
+def get_block_diagrams():
     names = []
     for f in listdir('saved-bds'):
         if isfile(join('saved-bds', f)) and f.endswith('.xml'):
@@ -16,7 +19,7 @@ def getblockdiagrams():
     return jsonify(result=names)
 
 @app.route('/api/v1/blockdiagrams', methods=['POST'])
-def saveblockdiagram():
+def save_block_diagram():
     designName = request.form['designName'].replace(' ', '_').replace('.', '_')
     bdString = request.form['bdString']
     root = xml.etree.ElementTree.Element("root")
@@ -29,12 +32,43 @@ def saveblockdiagram():
     return ('', 200)
 
 @app.route('/api/v1/blockdiagrams/<string:id>', methods=['GET'])
-def getblockdiagram(id):
+def get_block_diagram(id):
     id = id.replace(' ', '_').replace('.', '_')
     bd = [f for f in listdir('saved-bds') if isfile(join('saved-bds', f)) and id in f]
     with open(join('saved-bds',bd[0]), 'r') as content_file:
         content = content_file.read()
     return Response(content, mimetype='text/xml')
 
[email protected]('/api/v1/sendcommand', methods = ['POST'])
+def send_command():
+    run_command(request.json)
+    return jsonify(request.json) 
+
+def init_rover_service():
+    # set up motor pwm
+    pwm.start("XIO-P0", 0);
+    pwm.start("XIO-P1", 0);
+    pwm.start("XIO-P6", 0);
+    pwm.start("XIO-P7", 0);
+
+    # test adapter
+    if pwm.__class__.__name__ == 'DUMMY_PWM_Adapter':
+        def mock_set_duty_cycle(pin, speed):
+            print "Setting pin " + pin + " to speed " + str(speed)
+        pwm.set_duty_cycle = mock_set_duty_cycle
+
+def run_command(decoded):
+    print decoded['command']
+    if decoded['command'] == 'START_MOTOR':
+        print decoded['pin']
+        print decoded['speed']
+        print "Starting motor"
+        pwm.set_duty_cycle(decoded['pin'], float(decoded['speed']))
+    elif decoded['command'] == 'STOP_MOTOR':
+        print decoded['pin']
+        print "Stopping motor"
+        pwm.set_duty_cycle(decoded['pin'], 0)
+
 if __name__ == '__main__':
+    init_rover_service()
     app.run(host='0.0.0.0', debug=True)