Initial commit.

.gitignore

+.idea
+*.pyc
+*.pyo
+*.apk

main.py

+from kivy.app import App
+from kivy.uix.label import Label
+
+from kivy.logger import Logger
+
+from openmrs import RESTConnection
+
+
+__app_package__ = 'edu.unl.cse.soft161.rest'
+__app__ = 'Rest'
+__version__ = '0.1'
+__flags__ = ['--bootstrap=sdl2', '--requirements=python2,kivy', '--permission=INTERNET', '--orientation=landscape']
+
+
+class RestApp(App):
+    def __init__(self, **kwargs):
+        super(RestApp, self).__init__(**kwargs)
+        self.openmrs_connection = RESTConnection('localhost', 8080, 'admin', 'Admin123')
+
+    def load_locations(self):
+        results_layout = self.root.ids.results
+        for moribund in tuple(results_layout.children):
+            results_layout.remove_widget(moribund)
+        self.openmrs_connection.send_request('location', None, self.on_locations_loaded,
+                                             self.on_locations_not_loaded, self.on_locations_not_loaded)
+
+    def on_locations_loaded(self, request, response):
+        results_layout = self.root.ids.results
+        for result in response['results']:
+            results_layout.add_widget(Label(text=result['display']))
+
+    def on_locations_not_loaded(self, request, error):
+        results_layout = self.root.ids.results
+        results_layout.add_widget(Label(text='[Failed to load locations]'))
+        Logger.error('RestApp: {error}'.format(error=error))
+
+
+if __name__ == "__main__":
+    app = RestApp()
+    app.run()

openmrs.py

+from kivy.network.urlrequest import UrlRequest
+
+import base64
+import json
+try:
+    from urllib import quote
+except ImportError:
+    from urllib.parse import quote
+
+
+class RESTConnection(object):
+    @staticmethod
+    def _construct_url(authority, port, resource):
+        return 'http://{authority}:{port}/openmrs/ws/rest/v1/{resource}' \
+            .format(authority=authority, port=port, resource=resource)
+
+    def __init__(self, authority, port, username, password):
+        self.authority = authority
+        self.port = port
+        credentials = '{username}:{password}'.format(username=username, password=password)
+        credentials = base64.standard_b64encode(credentials)
+        self.headers = {
+            'Authorization': 'Basic {credentials}'.format(credentials=credentials),
+            'Content-type': 'application/json',
+        }
+
+    def send_request(self, resource, parameters, on_success, on_failure, on_error):
+        url = RESTConnection._construct_url(self.authority, self.port, resource)
+        parameters = json.dumps(parameters) if parameters is not None else None
+        UrlRequest(url, req_headers=self.headers, req_body=parameters,
+                   on_success=on_success, on_failure=on_failure, on_error=on_error)

rest.kv

+BoxLayout:
+    orientation: 'vertical'
+    BoxLayout:
+        orientation: 'vertical'
+        id: results
+    Button:
+        text: 'Load Locations'
+        on_press: app.load_locations()