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| 1 | +# Copyright 2016-2018, Optimizely |
| 2 | +# Licensed under the Apache License, Version 2.0 (the "License"); |
| 3 | +# you may not use this file except in compliance with the License. |
| 4 | +# You may obtain a copy of the License at |
| 5 | +# |
| 6 | +# http://www.apache.org/licenses/LICENSE-2.0 |
| 7 | + |
| 8 | +# Unless required by applicable law or agreed to in writing, software |
| 9 | +# distributed under the License is distributed on an "AS IS" BASIS, |
| 10 | +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 11 | +# See the License for the specific language governing permissions and |
| 12 | +# limitations under the License. |
| 13 | + |
| 14 | +import json |
| 15 | +import logging |
| 16 | +from os import environ |
| 17 | +import types |
| 18 | +from flask import Flask |
| 19 | +from flask import request |
| 20 | +from optimizely import logger |
| 21 | +from optimizely import notification_center |
| 22 | +from optimizely import optimizely |
| 23 | +from optimizely.helpers import enums |
| 24 | +from optimizely import entities |
| 25 | +from optimizely import event_builder |
| 26 | + |
| 27 | +import user_profile_service |
| 28 | + |
| 29 | +app = Flask(__name__) |
| 30 | + |
| 31 | +datafile = open('datafile.json', 'r') |
| 32 | +datafile_content = datafile.read() |
| 33 | +datafile.close() |
| 34 | + |
| 35 | +optimizely_instance = None |
| 36 | +user_profile_service_instance = None |
| 37 | +listener_return_maps = None |
| 38 | + |
| 39 | + |
| 40 | +def copy_func(f, name=None): |
| 41 | + return types.FunctionType(f.func_code, f.func_globals, name or f.func_name, |
| 42 | + f.func_defaults, f.func_closure) |
| 43 | + |
| 44 | + |
| 45 | +def on_activate(experiment, _user_id, _attributes, variation, event): |
| 46 | + # listener callback for activate. |
| 47 | + global listener_return_maps |
| 48 | + |
| 49 | + listener_return_map = {'experiment_key': experiment.key, 'user_id': _user_id, |
| 50 | + 'attributes': _attributes or {}, |
| 51 | + 'variation_key': variation.key} |
| 52 | + |
| 53 | + if listener_return_maps is None: |
| 54 | + listener_return_maps = [listener_return_map] |
| 55 | + else: |
| 56 | + listener_return_maps.append(listener_return_map) |
| 57 | + |
| 58 | + |
| 59 | +def on_track(_event_key, _user_id, _attributes, _event_tags, event): |
| 60 | + # listener callback for track |
| 61 | + global listener_return_maps |
| 62 | + |
| 63 | + listener_return_map = {'event_key': _event_key, "user_id": _user_id, |
| 64 | + 'attributes': _attributes or {}, |
| 65 | + 'event_tags': _event_tags or {}} |
| 66 | + if listener_return_maps is None: |
| 67 | + listener_return_maps = [listener_return_map] |
| 68 | + else: |
| 69 | + listener_return_maps.append(listener_return_map) |
| 70 | + |
| 71 | + |
| 72 | +@app.before_request |
| 73 | +def before_request(): |
| 74 | + global user_profile_service_instance |
| 75 | + global optimizely_instance |
| 76 | + |
| 77 | + user_profile_service_instance = None |
| 78 | + optimizely_instance = None |
| 79 | + |
| 80 | + request.payload = request.get_json() |
| 81 | + user_profile_service_instance = request.payload.get('user_profile_service') |
| 82 | + if user_profile_service_instance: |
| 83 | + ups_class = getattr(user_profile_service, request.payload.get('user_profile_service')) |
| 84 | + user_profile_service_instance = ups_class(request.payload.get('user_profiles')) |
| 85 | + |
| 86 | + with_listener = request.payload.get('with_listener') |
| 87 | + |
| 88 | + log_level = environ.get('OPTIMIZELY_SDK_LOG_LEVEL', 'DEBUG') |
| 89 | + min_level = getattr(logging, log_level) |
| 90 | + optimizely_instance = optimizely.Optimizely(datafile_content, logger=logger.SimpleLogger(min_level=min_level), |
| 91 | + user_profile_service=user_profile_service_instance) |
| 92 | + |
| 93 | + if with_listener is not None: |
| 94 | + for listener_add in with_listener: |
| 95 | + if listener_add['type'] == 'Activate': |
| 96 | + count = int(listener_add['count']) |
| 97 | + for i in range(count): |
| 98 | + # make a value copy so that we can add multiple callbacks. |
| 99 | + a_cb = copy_func(on_activate) |
| 100 | + optimizely_instance.notification_center.add_notification_listener(enums.NotificationTypes.ACTIVATE, a_cb) |
| 101 | + if listener_add['type'] == 'Track': |
| 102 | + count = int(listener_add['count']) |
| 103 | + for i in range(count): |
| 104 | + # make a value copy so that we can add multiple callbacks. |
| 105 | + t_cb = copy_func(on_track) |
| 106 | + optimizely_instance.notification_center.add_notification_listener(enums.NotificationTypes.TRACK, t_cb) |
| 107 | + |
| 108 | + |
| 109 | +@app.after_request |
| 110 | +def after_request(response): |
| 111 | + global optimizely_instance |
| 112 | + global listener_return_maps |
| 113 | + |
| 114 | + optimizely_instance.notification_center.clear_all_notifications() |
| 115 | + listener_return_maps = None |
| 116 | + return response |
| 117 | + |
| 118 | + |
| 119 | +@app.route('/activate', methods=['POST']) |
| 120 | +def activate(): |
| 121 | + payload = request.get_json() |
| 122 | + experiment_key = payload.get('experiment_key') |
| 123 | + user_id = payload.get('user_id') |
| 124 | + attributes = payload.get('attributes') |
| 125 | + |
| 126 | + variation = optimizely_instance.activate(experiment_key, user_id, attributes=attributes) |
| 127 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else [] |
| 128 | + |
| 129 | + payload = {'result': variation, 'user_profiles': user_profiles, 'listener_called': listener_return_maps} |
| 130 | + return json.dumps(payload), 200, {'content-type': 'application/json'} |
| 131 | + |
| 132 | + |
| 133 | +@app.route('/get_variation', methods=['POST']) |
| 134 | +def get_variation(): |
| 135 | + payload = request.get_json() |
| 136 | + experiment_key = payload.get('experiment_key') |
| 137 | + user_id = payload.get('user_id') |
| 138 | + attributes = payload.get('attributes') |
| 139 | + variation = optimizely_instance.get_variation(experiment_key, user_id, attributes=attributes) |
| 140 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else [] |
| 141 | + return json.dumps({'result': variation, 'user_profiles': user_profiles}), 200, {'content-type': 'application/json'} |
| 142 | + |
| 143 | + |
| 144 | +@app.route('/track', methods=['POST']) |
| 145 | +def track(): |
| 146 | + payload = request.get_json() |
| 147 | + event_key = payload.get('event_key') |
| 148 | + user_id = payload.get('user_id') |
| 149 | + attributes = payload.get('attributes') |
| 150 | + event_tags = payload.get('event_tags') |
| 151 | + |
| 152 | + result = optimizely_instance.track(event_key, user_id, attributes, event_tags) |
| 153 | + |
| 154 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else [] |
| 155 | + |
| 156 | + payload = {'result': result, 'user_profiles': user_profiles, 'listener_called': listener_return_maps} |
| 157 | + return json.dumps(payload), 200, {'content-type': 'application/json'} |
| 158 | + |
| 159 | + |
| 160 | +@app.route('/is_feature_enabled', methods=['POST']) |
| 161 | +def is_feature_enabled(): |
| 162 | + payload = request.get_json() |
| 163 | + feature_flag_key = payload.get('feature_flag_key') |
| 164 | + user_id = payload.get('user_id') |
| 165 | + attributes = payload.get('attributes') |
| 166 | + |
| 167 | + feature_enabled = optimizely_instance.is_feature_enabled(feature_flag_key, user_id, attributes) |
| 168 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else {} |
| 169 | + |
| 170 | + result = feature_enabled if feature_enabled is None else 'true' if feature_enabled is True else 'false' |
| 171 | + return json.dumps({'result': result, 'user_profiles': user_profiles}), 200, {'content-type': 'application/json'} |
| 172 | + |
| 173 | + |
| 174 | +@app.route('/get_enabled_features', methods=['POST']) |
| 175 | +def get_enabled_features(): |
| 176 | + payload = request.get_json() |
| 177 | + user_id = payload.get('user_id') |
| 178 | + attributes = payload.get('attributes') |
| 179 | + |
| 180 | + enabled_features = optimizely_instance.get_enabled_features(user_id, attributes) |
| 181 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else {} |
| 182 | + |
| 183 | + payload = {'result': enabled_features, 'user_profiles': user_profiles, 'listener_called': listener_return_maps} |
| 184 | + return json.dumps(payload), 200, {'content-type': 'application/json'} |
| 185 | + |
| 186 | + |
| 187 | +@app.route('/get_feature_variable_boolean', methods=['POST']) |
| 188 | +def get_feature_variable_boolean(): |
| 189 | + payload = request.get_json() |
| 190 | + feature_flag_key = payload.get('feature_flag_key') |
| 191 | + variable_key = payload.get('variable_key') |
| 192 | + user_id = payload.get('user_id') |
| 193 | + attributes = payload.get('attributes') |
| 194 | + |
| 195 | + boolean_value = optimizely_instance.get_feature_variable_boolean(feature_flag_key, |
| 196 | + variable_key, |
| 197 | + user_id, |
| 198 | + attributes) |
| 199 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else {} |
| 200 | + return json.dumps({'result': boolean_value, |
| 201 | + 'user_profiles': user_profiles}), 200, {'content-type': 'application/json'} |
| 202 | + |
| 203 | + |
| 204 | +@app.route('/get_feature_variable_double', methods=['POST']) |
| 205 | +def get_feature_variable_double(): |
| 206 | + payload = request.get_json() |
| 207 | + feature_flag_key = payload.get('feature_flag_key') |
| 208 | + variable_key = payload.get('variable_key') |
| 209 | + user_id = payload.get('user_id') |
| 210 | + attributes = payload.get('attributes') |
| 211 | + |
| 212 | + double_value = optimizely_instance.get_feature_variable_double(feature_flag_key, |
| 213 | + variable_key, |
| 214 | + user_id, |
| 215 | + attributes) |
| 216 | + |
| 217 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else {} |
| 218 | + return json.dumps({'result': double_value, |
| 219 | + 'user_profiles': user_profiles}), 200, {'content-type': 'application/json'} |
| 220 | + |
| 221 | + |
| 222 | +@app.route('/get_feature_variable_integer', methods=['POST']) |
| 223 | +def get_feature_variable_integer(): |
| 224 | + payload = request.get_json() |
| 225 | + feature_flag_key = payload.get('feature_flag_key') |
| 226 | + variable_key = payload.get('variable_key') |
| 227 | + user_id = payload.get('user_id') |
| 228 | + attributes = payload.get('attributes') |
| 229 | + |
| 230 | + integer_value = optimizely_instance.get_feature_variable_integer(feature_flag_key, |
| 231 | + variable_key, |
| 232 | + user_id, |
| 233 | + attributes) |
| 234 | + |
| 235 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else {} |
| 236 | + return json.dumps({'result': integer_value, |
| 237 | + 'user_profiles': user_profiles}), 200, {'content-type': 'application/json'} |
| 238 | + |
| 239 | + |
| 240 | +@app.route('/get_feature_variable_string', methods=['POST']) |
| 241 | +def get_feature_variable_string(): |
| 242 | + payload = request.get_json() |
| 243 | + feature_flag_key = payload.get('feature_flag_key') |
| 244 | + variable_key = payload.get('variable_key') |
| 245 | + user_id = payload.get('user_id') |
| 246 | + attributes = payload.get('attributes') |
| 247 | + |
| 248 | + string_value = optimizely_instance.get_feature_variable_string(feature_flag_key, |
| 249 | + variable_key, |
| 250 | + user_id, |
| 251 | + attributes) |
| 252 | + |
| 253 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else {} |
| 254 | + return json.dumps({'result': string_value, 'user_profiles': user_profiles}), 200, {'content-type': 'application/json'} |
| 255 | + |
| 256 | + |
| 257 | +@app.route('/forced_variation', methods=['POST']) |
| 258 | +def forced_variation(): |
| 259 | + payload = request.get_json() |
| 260 | + user_id = payload.get('user_id') |
| 261 | + experiment_key = payload.get('experiment_key') |
| 262 | + forced_variation_key = payload.get('forced_variation_key') |
| 263 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else [] |
| 264 | + result = optimizely_instance.set_forced_variation(experiment_key, user_id, forced_variation_key) |
| 265 | + if result is False: |
| 266 | + return json.dumps({'result': None, 'user_profiles': user_profiles}), 400, {'content-type': 'application/json'} |
| 267 | + variation = optimizely_instance.get_forced_variation(experiment_key, user_id) |
| 268 | + return json.dumps({'result': variation, 'user_profiles': user_profiles}), 200, {'content-type': 'application/json'} |
| 269 | + |
| 270 | + |
| 271 | +@app.route('/forced_variation_multiple_sets', methods=['POST']) |
| 272 | +def forced_variation_multiple_sets(): |
| 273 | + payload = request.get_json() |
| 274 | + user_id_1 = payload.get('user_id_1') |
| 275 | + user_id_2 = payload.get('user_id_2') |
| 276 | + experiment_key_1 = payload.get('experiment_key_1') |
| 277 | + experiment_key_2 = payload.get('experiment_key_2') |
| 278 | + forced_variation_key_1 = payload.get('forced_variation_key_1') |
| 279 | + forced_variation_key_2 = payload.get('forced_variation_key_2') |
| 280 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else [] |
| 281 | + result = optimizely_instance.set_forced_variation(experiment_key_1, user_id_1, forced_variation_key_1) |
| 282 | + if result is False: |
| 283 | + return json.dumps({'result': None, 'user_profiles': user_profiles}), 400, {'content-type': 'application/json'} |
| 284 | + result = optimizely_instance.set_forced_variation(experiment_key_2, user_id_1, forced_variation_key_2) |
| 285 | + if result is False: |
| 286 | + return json.dumps({'result': None, 'user_profiles': user_profiles}), 400, {'content-type': 'application/json'} |
| 287 | + result = optimizely_instance.set_forced_variation(experiment_key_1, user_id_2, forced_variation_key_1) |
| 288 | + if result is False: |
| 289 | + return json.dumps({'result': None, 'user_profiles': user_profiles}), 400, {'content-type': 'application/json'} |
| 290 | + result = optimizely_instance.set_forced_variation(experiment_key_2, user_id_2, forced_variation_key_2) |
| 291 | + if result is False: |
| 292 | + return json.dumps({'result': None, 'user_profiles': user_profiles}), 400, {'content-type': 'application/json'} |
| 293 | + variation_1 = optimizely_instance.get_forced_variation(experiment_key_1, user_id_1) |
| 294 | + variation_2 = optimizely_instance.get_forced_variation(experiment_key_2, user_id_1) |
| 295 | + variation_3 = optimizely_instance.get_forced_variation(experiment_key_1, user_id_2) |
| 296 | + variation_4 = optimizely_instance.get_forced_variation(experiment_key_2, user_id_2) |
| 297 | + return json.dumps({'result_1': variation_1, |
| 298 | + 'result_2': variation_2, |
| 299 | + 'result_3': variation_3, |
| 300 | + 'result_4': variation_4, |
| 301 | + 'user_profiles': user_profiles}), 200, {'content-type': 'application/json'} |
| 302 | + |
| 303 | + |
| 304 | +@app.route('/forced_variation_get_variation', methods=['POST']) |
| 305 | +def forced_variation_get_variation(): |
| 306 | + payload = request.get_json() |
| 307 | + user_id = payload.get('user_id') |
| 308 | + attributes = payload.get('attributes') |
| 309 | + experiment_key = payload.get('experiment_key') |
| 310 | + forced_variation_key = payload.get('forced_variation_key') |
| 311 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else [] |
| 312 | + result = optimizely_instance.set_forced_variation(experiment_key, user_id, forced_variation_key) |
| 313 | + if result is False: |
| 314 | + return json.dumps({'result': None, 'user_profiles': user_profiles}), 400, {'content-type': 'application/json'} |
| 315 | + variation = optimizely_instance.get_variation(experiment_key, user_id, attributes=attributes) |
| 316 | + return json.dumps({'result': variation, 'user_profiles': user_profiles}), 200, {'content-type': 'application/json'} |
| 317 | + |
| 318 | + |
| 319 | +@app.route('/forced_variation_activate', methods=['POST']) |
| 320 | +def forced_variation_activate(): |
| 321 | + payload = request.get_json() |
| 322 | + user_id = payload.get('user_id') |
| 323 | + attributes = payload.get('attributes') |
| 324 | + experiment_key = payload.get('experiment_key') |
| 325 | + forced_variation_key = payload.get('forced_variation_key') |
| 326 | + user_profiles = user_profile_service_instance.user_profiles.values() if user_profile_service_instance else [] |
| 327 | + result = optimizely_instance.set_forced_variation(experiment_key, user_id, forced_variation_key) |
| 328 | + if result is False: |
| 329 | + return json.dumps({'result': None, 'user_profiles': user_profiles}), 400, {'content-type': 'application/json'} |
| 330 | + variation = optimizely_instance.activate(experiment_key, user_id, attributes=attributes) |
| 331 | + return json.dumps({'result': variation, 'user_profiles': user_profiles}), 200, {'content-type': 'application/json'} |
| 332 | + |
| 333 | + |
| 334 | +if __name__ == '__main__': |
| 335 | + app.run(host='0.0.0.0', port=3000) |
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