Source code for pyworkflow.webservices.repository

import webbrowser
import json
import requests

from pyworkflow import CORE_VERSION
from . import config

[docs]class WorkflowRepository(object): """ Manager to communicate with the workflow repository services. It will provide functions to: - Search workflows (open the url in a browser). - Upload a given workflow json file. """ def __init__(self, repositoryUrl=config.WORKFLOW_REPOSITORY_SERVER, uploadFileSuffix=config.WORKFLOW_PROG_STEP1, uploadMdSuffix=config.WORKFLOW_PROG_STEP2): self._url = repositoryUrl self._uploadFileUrl = repositoryUrl + uploadFileSuffix self._uploadMdUrl = repositoryUrl + uploadMdSuffix
[docs] def search(self): """ Open the repository URL in a web browser. """
[docs] def upload(self, jsonFileName): """ Upload a given workflow providing the path ot the json file. First the file is uploaded, then the metadata is uploaded. The script uploads the file and then opens a browser for the metadata Note that the two steps are needed since no initial value can be passed to a file field. poster3 module is needed. Poster3 is pure python so it may be added to the directory rather than installed if needed. The server is django a uses filefield and csrf_exempt. csrf_exempt disable csrf checking. filefield """ # we are going to upload a file so this is a multipart # connection with open(jsonFileName, "rb") as workflowFile: file_dict = {"json": workflowFile} response =, files=file_dict) # server returns a json stored as text at response.text _dict = json.loads(response.text) version = CORE_VERSION # version hack end fnUrl = "?jsonFileName=%s&versionInit=%s" % (_dict['jsonFileName'], version) # use GET # open browser to fill metadata, fileName will be saved as session # variable. Note that I cannot save the file never in the # session in the first connection because the browser changes # from urlib2 to an actual browser # so sessions are different + fnUrl)