def get_variable_instance_binary_data(pc: PortalConnector,
variable_instance_id,
session=None):
url = '/engine-rest/variable-instance/' + str(
variable_instance_id) + '/data'
json_response = pc.execute_request(url, session=session, binary_data=True)
return json_response
def unclaim(pc: PortalConnector, task_id, session=None):
url = '/engine-rest/task/' + str(task_id) + '/unclaim'
json_response = pc.execute_request(url,
request_type='POST',
data={},
session=session)
return json_response
def get_process_start_form(pc: PortalConnector,
session=None,
process_key=None):
url = '/engine-rest/process-definition/key/' + str(
process_key) + '/startForm'
json_response = pc.execute_request(url, session=session)
return json_response
def submit_new_process(pc: PortalConnector,
session=None,
process_key=None,
data=None):
url = '/engine-rest/process-definition/key/' + str(process_key) + '/start'
# make data transformation for Camunda
process_variables = {}
for item in data:
if item.type == 'StringField':
process_variables[item.name] = {
"value": item.data,
"type": "String"
}
if item.type == 'FileField':
process_variables[item.name] = {
"value":
base64.b64encode(item.data.stream.read()).decode('ascii'),
"type": "File",
"valueInfo": {
"filename": item.data.filename,
"mimetype": item.data.mimetype,
"encoding": "UTF-8"
}
}
# process_variables = {}
# for modification in data['modifications']:
# process_variables[modification["variable_id"]] = {"value": modification['value'], "type": modification['type']}
all_vars = {"variables": process_variables}
json_response = pc.execute_request(url,
request_type='POST',
session=session,
data=all_vars)
return json_response
def get_user_allowed_process_by_key(pc: PortalConnector,
session=None,
process_key=None):
url = '/engine-rest/process-definition?latestVersion=true&startableBy=' + str(
session['username']) + '&key=' + str(process_key)
json_response = pc.execute_request(url, session=session)
return json_response
def claim(pc: PortalConnector, task_id, session=None):
url = '/engine-rest/task/' + str(task_id) + '/claim'
data = {"userId": str(session['username'])}
json_response = pc.execute_request(url,
request_type='POST',
data=data,
session=session)
return json_response
def get_all_user_tasks(pc: PortalConnector, session=None):
url = '/engine-rest/task?assignee=' + str(session['username'])
json_response = pc.execute_request(url, session=session)
for record in json_response['response']:
if record['created']:
record['created'] = datetime.datetime.strptime(
record['created'][:-9], '%Y-%m-%dT%H:%M:%S')
if record['due']:
record['due'] = datetime.datetime.strptime(record['due'][:-9],
'%Y-%m-%dT%H:%M:%S')
return json_response
def get_process_history_by_id(pc: PortalConnector,
session=None,
execution_id=None):
url = '/engine-rest/history/activity-instance?executionId=' + str(execution_id) \
+ '&activityType=intermediateNoneThrowEvent'
json_response = pc.execute_request(url, session=session)
for record in json_response['response']:
if record['endTime']:
record['endTime'] = datetime.datetime.strptime(
record['endTime'][:-9], '%Y-%m-%dT%H:%M:%S')
return json_response
def get_variable_instance_by_proc_inst_id_and_name(pc: PortalConnector,
proc_inst_id,
var_name=None,
session=None):
if var_name:
url = '/engine-rest/variable-instance?processInstanceIdIn=' \
+ str(proc_inst_id) + '&variableName=' + str(var_name)
else: # When var_name is not specified return all variable instances
url = '/engine-rest/variable-instance?processInstanceIdIn=' + str(
proc_inst_id)
json_response = pc.execute_request(url, session=session)
return json_response
def get_processes_started_by_user(pc: PortalConnector, session=None):
url = '/engine-rest/history/process-instance?startedBy=' + str(
session['username'])
json_response = pc.execute_request(url, session=session)
for record in json_response['response']:
if record['startTime']:
record['startTime'] = datetime.datetime.strptime(
record['startTime'][:-9], '%Y-%m-%dT%H:%M:%S')
if record['endTime']:
record['endTime'] = datetime.datetime.strptime(
record['endTime'][:-9], '%Y-%m-%dT%H:%M:%S')
return json_response
def complete_task_by_id(pc: PortalConnector, task_id, data=None, session=None):
url = '/engine-rest/task/' + str(task_id) + '/complete'
# make data transformation for Camunda
process_variables = {}
for item in data:
if item != "csrf_token":
process_variables[item] = {"value": data[item], "type": "String"}
all_vars = {"variables": process_variables}
json_response = pc.execute_request(url,
request_type='POST',
session=session,
data=all_vars)
return json_response
def update_task_variables_by_id(pc: PortalConnector,
task_id,
data=None,
session=None):
url = '/engine-rest/task/' + str(task_id) + '/variables'
# make data transformation for Camunda
modifications = {}
for item in data:
if item != "csrf_token":
modifications[item] = {"value": data[item], "type": "String"}
all_mods = {"modifications": modifications}
json_response = pc.execute_request(url,
request_type='POST',
data=all_mods,
session=session)
return json_response
def count_all_user_tasks(pc: PortalConnector, session=None):
url = '/engine-rest/task/count?assignee=' + str(session['username'])
json_response = pc.execute_request(url, session=session)
return json_response
import logging
import app.forms.common_form_factory as cff
import app.reports.user_tasks_count_report as user_tasks_count_report
app = Flask(__name__)
app.jinja_env.add_extension('jinja2.ext.loopcontrols')
# Set the secret key to some random bytes. Keep this really secret!
app.secret_key = b'your_secret_key_here'
logging.basicConfig(format='%(asctime)s %(message)s',
datefmt='%Y-%m-%d %I:%M:%S %p',
filename='execution.log',
encoding='utf-8',
level=logging.DEBUG)
tr = Translations()
vl = Validations()
connector = PortalConnector()
@app.route("/", methods=["POST", "GET"])
def authenticate_user():
try:
if 'language' not in session:
session['language'] = 'en' # default
translations = tr.parse_template('app/templates/login.html',
session['language'])
validations = vl.parse_template('app/templates/login.html')
if 'username' in session:
return if_user_authenticated(connector)
elif request.form:
result = connector.authenticate_user(request.form)
validations = vl.parse_template('app/templates/login.html')
def get_group_tasks(pc: PortalConnector, session=None):
url = '/engine-rest/task?withCandidateGroups=true'
json_response = pc.execute_request(url, session=session)
return json_response
def get_process_definition_by_id(pc: PortalConnector,
session=None,
process_def_if=None):
url = '/engine-rest/process-definition/' + str(process_def_if)
json_response = pc.execute_request(url, session=session)
return json_response
def get_task_vars_by_id(pc: PortalConnector, task_id, session=None):
url = '/engine-rest/task/' + str(task_id) + '/variables'
json_response = pc.execute_request(url, session=session)
return json_response
def get_user_profile(pc: PortalConnector, session=None):
url = '/engine-rest/user/' + str(session['username']) + '/profile'
json_response = pc.execute_request(url, session=session)
return json_response
def get_member_groups(pc: PortalConnector, session=None):
url = '/engine-rest/group?member=' + str(session['username'])
json_response = pc.execute_request(url, session=session)
return json_response