move falcon tutorials

Author: parisnakitakejser

Falcon/part-1-and-part-2-basic-rest-api/README.md

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+Watch the video for this code its in 2 parts.
+
+Part 1: https://www.youtube.com/watch?v=W6JvboT8Uo8
+
+Part 2: https://www.youtube.com/watch?v=vHbdyL9aZ-M
+
+Subscribe to my Youtube channel here:
+https://www.youtube.com/parisnakitakejser

Falcon/part-1-and-part-2-basic-rest-api/app.py

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+import json, falcon
+
+class ObjRequstClass:
+    def on_get(self, req, resp):
+        resp.status = falcon.HTTP_200
+
+        data = json.loads(req.stream.read())
+
+        content = {
+            'name' : 'Paris',
+            'age' : '31',
+            'country' : 'Denmark'
+        }
+
+        output = {}
+        if('method' not in data):
+            resp.status = falcon.HTTP_501
+            output['value'] = 'Error: none method found - sorry'
+        else:
+            if(data['method'] == 'get-name'):
+                output['value'] = content['name']
+            else:
+                resp.status = falcon.HTTP_404
+                output['value'] = None
+
+        resp.body = json.dumps(output)
+
+
+api = falcon.API()
+api.add_route('/test', ObjRequstClass())

Falcon/part-3-rest-api-request-methods/README.md

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+Watch this codes tutorial on Youtube:
+
+Part 3: https://youtu.be/Zx3LmI8tb0A

Falcon/part-3-rest-api-request-methods/app.py

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+import json, falcon
+
+class ObjRequstClass:
+    def on_get(self, req, resp):
+        resp.status = falcon.HTTP_200
+
+        data = json.loads(req.stream.read())
+
+        output = {
+            'msg' : 'Hello {0}'.format(data['name'])
+        }
+        resp.body = json.dumps(output)
+
+    def on_post(self, req, resp):
+        resp.status = falcon.HTTP_200
+
+        data = json.loads(req.stream.read())
+
+        equel = int(data['x']) + int(data['y'])
+
+        output = {
+            'msg' : 'x: {x} + y: {y} is equel to {e}'.format(x=data['x'],y=data['y'],e=equel)
+        }
+        resp.body = json.dumps(output)
+
+    def on_put(self, req, resp):
+        resp.status = falcon.HTTP_200
+        output = {
+            'msg' : 'put is not supported for now - sorry :('
+        }
+
+        resp.body = json.dumps(output)
+
+    def on_delete(self, req, resp):
+        resp.status = falcon.HTTP_200
+        output = {
+            'msg' : 'delete is not supported for now - sorry :('
+        }
+
+        resp.body = json.dumps(output)
+
+
+
+api = falcon.API()
+api.add_route('/demo', ObjRequstClass())

Falcon/part-5-how-to-use-params/app.py

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+import json, falcon
+
+class ObjRequstClass:
+    def on_get(self, req, resp):
+        resp.status = falcon.HTTP_200
+
+        validate_params = True
+        
+        if 'name' not in req.params:
+            validate_params = False
+
+        if 'age' not in req.params:
+            validate_params = False
+
+
+        if(validate_params is True):
+            output = {
+                'name' : req.params['name'],
+                'age' : req.params['age'],
+            }
+        else:
+            output = {
+                'error' : 'You need name or age in your params'
+            }
+
+        resp.body = json.dumps(output)
+
+
+api = falcon.API()
+api.add_route('/params', ObjRequstClass())

Falcon/part-6-how-to-use-body-json/app.py

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+import json, falcon
+
+class ObjRequstClass:
+    def on_post(self, req, resp):
+        resp.status = falcon.HTTP_200
+        json_validate = False
+
+        try:
+            json_input = json.loads(req.stream.read())
+            json_validate = True
+        except:
+            json_input = {}
+
+        if json_validate is not True:
+            resp.status = falcon.HTTP_404
+            output = {
+                'validate' : {
+                    'status' : 404,
+                    'msg' : 'json data not validated currect.'
+                }
+            }
+
+        else:
+            if 'name' not in json_input:
+                output = {
+                    'welcom_msg' : 'Hello guest, how are you?'
+                }
+            elif 'age' not in json_input:
+                output = {
+                    'welcom_msg' : 'Hello {name}, what is your age?'.format(name=json_input['name'])
+                }
+            else:
+                output = {
+                    'welcom_msg' : 'Hello {name}, you are {age} years old.'.format(name=json_input['name'],age=json_input['age'])
+                }
+
+        resp.body = json.dumps(output)
+
+
+api = falcon.API()
+api.add_route('/body-json', ObjRequstClass())

Falcon/rest-api-json-input-validate-from-client/README.md

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+Watch this tutorial on youtube:
+
+Part 4: https://youtu.be/8vZfEarQC10

Falcon/rest-api-json-input-validate-from-client/app.py

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+import json, falcon
+
+class ObjRequstClass:
+    __json_content = {}
+
+    def __validate_json_input(self, req):
+        try:
+            self.__json_content = json.loads(req.stream.read())
+            print 'json from client is validated! :)'
+            return True
+
+        except ValueError, e:
+            self.__json_content = {}
+            print 'json from client is not validted :('
+            return False
+
+    def on_get(self, req, resp):
+        resp.status = falcon.HTTP_200
+        validated = self.__validate_json_input(req)
+
+        output = {
+            'status' : 200,
+            'msg' : None
+        }
+
+        if(validated == True):
+            if 'name' in self.__json_content:
+                output['msg'] =  'Hello {name}'.format(name=self.__json_content['name'])
+            else:
+                output['status'] = 404
+                output['msg'] = 'json input need name params'
+
+        else:
+            output['status'] = 404
+            output['msg'] = 'json input is not validated'
+
+        resp.body = json.dumps(output)
+
+    def on_post(self, req, resp):
+        resp.status = falcon.HTTP_200
+
+        data = json.loads(req.stream.read())
+
+        equel = int(data['x']) + int(data['y'])
+
+        output = {
+            'msg' : 'x: {x} + y: {y} is equel to {e}'.format(x=data['x'],y=data['y'],e=equel)
+        }
+        resp.body = json.dumps(output)
+
+    def on_put(self, req, resp):
+        resp.status = falcon.HTTP_200
+        output = {
+            'msg' : 'put is not supported for now - sorry :('
+        }
+
+        resp.body = json.dumps(output)
+
+    def on_delete(self, req, resp):
+        resp.status = falcon.HTTP_200
+        output = {
+            'msg' : 'delete is not supported for now - sorry :('
+        }
+
+        resp.body = json.dumps(output)
+
+api = falcon.API()
+api.add_route('/demo', ObjRequstClass())