/
service.py
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/
service.py
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from __future__ import print_function
from apiclient.discovery import build
from apiclient.http import MediaFileUpload
from httplib2 import Http
from oauth2client import file, client, tools
import mimetypes
import os
import re
class DriveService:
def __init__(self, client_secret):
client_secret_path = os.path.abspath(client_secret)
has_client_secret = os.path.isfile(client_secret_path)
if not has_client_secret:
link = 'https://developers.google.com/drive/api/v3/quickstart/python'
raise NameError(
'<client_secret.json> not Found. Access the following link and go to step one to get your client_secret.json file:\n {0}'.format(link))
self.client_secret = client_secret_path
def auth(self):
current_dir = os.getcwd()
credentials_dir = os.path.join(
current_dir, os.path.abspath('./credentials'))
if not os.path.exists(credentials_dir):
os.makedirs(credentials_dir)
SCOPES = 'https://www.googleapis.com/auth/drive'
store = file.Storage(credentials_dir + '/credentials.json')
creds = store.get()
if not creds or creds.invalid:
flow = client.flow_from_clientsecrets(self.client_secret, SCOPES)
creds = tools.run_flow(flow, store)
self.drive_service = build('drive', 'v3', http=creds.authorize(Http()))
def getIdFromUrl(self, url):
regex = "(?<=/folders/)([\w-]+)|(?<=%2Ffolders%2F)([\w-]+)|(?<=/file/d/)([\w-]+)|(?<=%2Ffile%2Fd%2F)([\w-]+)|(?<=id=)([\w-]+)|(?<=id%3D)([\w-]+)"
return re.search(regex,url)
def create_folder(self, name, parent_id=None):
if parent_id != None:
metadata = {
'name': name,
'mimeType': 'application/vnd.google-apps.folder',
'parents': [parent_id]
}
else:
metadata = {
'name': name,
'mimeType': 'application/vnd.google-apps.folder'
}
folder = self.drive_service.files().create(
body=metadata,
fields='id'
).execute()
return folder.get('id')
def add_file_shortcut(self, file_id, file_name = '', folder_id = ''):
mime_type = 'application/vnd.google-apps.shortcut'
shortcut_metadata = {
'mimeType': mime_type,
'shortcutDetails': {
'targetId': file_id
}
}
if(len(file_name) > 0):
shortcut_metadata['name'] = file_name
if(len(folder_id) > 0):
shortcut_metadata['parents'] = [folder_id]
shortcut = self.drive_service.files().create(body=shortcut_metadata, fields='id,shortcutDetails').execute()
return shortcut.get('id')
def upload_file(self, name, file_path, folder_id, mime_type = None):
fileType = mime_type
if(mime_type == None):
fileType = mimetypes.guess_type(file_path)[0]
if fileType == None:
raise NameError("Invalid type. Provide a mime_type or add the file suffix!")
file_metadata = {
'name': name,
'parents': [folder_id]
}
media = MediaFileUpload(file_path, mimetype=fileType)
file = self.drive_service.files().create(
body=file_metadata,
media_body=media,
fields='id'
).execute()
return file.get('id')
def writer_permission(self, email, file_id):
batch = self.drive_service.new_batch_http_request(
callback=self.__callback)
permission = {
'type': 'user',
'role': 'writer',
'emailAddress': email
}
batch.add(self.drive_service.permissions().create(
fileId=file_id,
body=permission,
fields='id',
))
batch.execute()
return True
def reader_permission(self, email, file_id):
batch = self.drive_service.new_batch_http_request(
callback=self.__callback)
permission = {
'type': 'user',
'role': 'reader',
'emailAddress': email
}
batch.add(self.drive_service.permissions().create(
fileId=file_id,
body=permission,
fields='id',
))
batch.execute()
return True
def transfer_ownership(self, email, file_id):
batch = self.drive_service.new_batch_http_request(
callback=self.__callback)
permission = {
'type': 'user',
'role': 'owner',
'emailAddress': email
}
batch.add(self.drive_service.permissions().create(
transferOwnership=True,
fileId=file_id,
body=permission,
fields='id',
))
batch.execute()
return True
def anyone_permission(self, file_id):
batch = self.drive_service.new_batch_http_request(
callback=self.__callback)
permission = {
'type': 'anyone',
'role': 'reader'
}
batch.add(self.drive_service.permissions().create(
fileId=file_id,
body=permission,
fields='id',
))
batch.execute()
return 'https://drive.google.com/file/d/{0}/view?usp=sharing'.format(file_id)
def get_file_info(self, file_id):
fields = "kind,name,mimeType,description,parents,version,createdTime,modifiedTime,lastModifyingUser,size"
file = self.drive_service.files().get(fileId=file_id, fields=fields).execute()
return file
def list_files_from_folder_id(self, folder_id):
itemsList = []
page_token = None
while True:
response = self.drive_service.files().list(
q="'" + folder_id + "' in parents",
spaces='drive',
fields='nextPageToken, files(id, name, modifiedTime, mimeType, size)',
page_token=page_token
).execute()
for file in response.get('files', []):
# Process change
itemsList.append({
'id': file.get('id'),
'name': file.get('name'),
'modifiedTime': file.get('modifiedTime'),
'type': file.get('mimeType'),
'size': file.get('size')
})
page_token = response.get('nextPageToken', None)
if page_token is None:
break
return itemsList
def list_folders_by_name(self, name):
return self.__list_items_by_name(name, "mimeType = 'application/vnd.google-apps.folder'")
def list_files_by_name(self, name):
return self.__list_items_by_name(name, "mimeType != 'application/vnd.google-apps.folder'")
def __list_items_by_name(self, name, extraQuery=None):
query = 'name contains \'' + name + '\''
if extraQuery != None:
query += " and " + extraQuery
print(query)
itemsList = []
page_token = None
while True:
response = self.drive_service.files().list(
q=query,
spaces='drive',
fields='nextPageToken, files(id, name, modifiedTime, mimeType, size)',
pageToken=page_token
).execute()
for file in response.get('files', []):
# Process change
itemsList.append({
'id': file.get('id')
})
page_token = response.get('nextPageToken', None)
if page_token is None:
break
return itemsList
def __callback(self, request_id, response, exception):
if exception:
# Handle error
print(exception)
else:
pass