Files
document-server-integration/web/documentserver-example/python/src/views/actions.py
2021-02-04 15:43:09 +03:00

305 lines
11 KiB
Python

"""
(c) Copyright Ascensio System SIA 2020
*
The MIT License (MIT)
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
"""
import config
import json
import os
import urllib.parse
import magic
from datetime import datetime
from django.http import HttpResponse, HttpResponseRedirect, FileResponse
from django.shortcuts import render
from src.utils import docManager, fileUtils, serviceConverter, users, jwtManager, historyManager
def upload(request):
response = {}
try:
fileInfo = request.FILES['uploadedFile']
if fileInfo.size > config.FILE_SIZE_MAX:
raise Exception('File size is too big')
curExt = fileUtils.getFileExt(fileInfo.name)
if not docManager.isSupportedExt(curExt):
raise Exception('File type is not supported')
name = docManager.getCorrectName(fileInfo.name, request)
path = docManager.getStoragePath(name, request)
docManager.createFile(fileInfo.file, path, request, True)
response.setdefault('filename', name)
except Exception as e:
response.setdefault('error', e.args[0])
return HttpResponse(json.dumps(response), content_type='application/json')
def convert(request):
response = {}
try:
filename = request.GET['filename']
fileUri = docManager.getFileUri(filename, True,request)
fileExt = fileUtils.getFileExt(filename)
fileType = fileUtils.getFileType(filename)
newExt = docManager.getInternalExtension(fileType)
if docManager.isCanConvert(fileExt):
key = docManager.generateFileKey(filename, request)
newUri = serviceConverter.getConverterUri(fileUri, fileExt, newExt, key, True)
if not newUri:
response.setdefault('step', '0')
response.setdefault('filename', filename)
else:
correctName = docManager.getCorrectName(fileUtils.getFileNameWithoutExt(filename) + newExt, request)
path = docManager.getStoragePath(correctName, request)
docManager.saveFileFromUri(newUri, path, request, True)
docManager.removeFile(filename, request)
response.setdefault('filename', correctName)
else:
response.setdefault('filename', filename)
except Exception as e:
response.setdefault('error', e.args[0])
return HttpResponse(json.dumps(response), content_type='application/json')
def createNew(request):
response = {}
try:
fileType = request.GET['fileType']
sample = request.GET.get('sample', False)
filename = docManager.createSample(fileType, sample, request)
return HttpResponseRedirect(f'edit?filename={filename}')
except Exception as e:
response.setdefault('error', e.args[0])
return HttpResponse(json.dumps(response), content_type='application/json')
def edit(request):
filename = request.GET['filename']
ext = fileUtils.getFileExt(filename)
fileUri = docManager.getFileUri(filename, True, request)
fileUriUser = docManager.getFileUri(filename, False, request)
docKey = docManager.generateFileKey(filename, request)
fileType = fileUtils.getFileType(filename)
user = users.getUserFromReq(request)
edMode = request.GET.get('mode') if request.GET.get('mode') else 'edit'
canEdit = docManager.isCanEdit(ext)
mode = 'edit' if canEdit & (edMode != 'view') else 'view'
edType = request.GET.get('type') if request.GET.get('type') else 'desktop'
lang = request.COOKIES.get('ulang') if request.COOKIES.get('ulang') else 'en'
storagePath = docManager.getStoragePath(filename, request)
meta = historyManager.getMeta(storagePath)
infObj = None
actionData = request.GET.get('actionLink')
actionLink = json.loads(actionData) if actionData else None
if (meta):
infObj = {
'owner': meta['uname'],
'created': meta['created']
}
else:
infObj = {
'owner': 'Me',
'created': datetime.today().strftime('%d.%m.%Y %H:%M:%S')
}
infObj['favorite'] = request.COOKIES.get('uid') == 'uid-2' if request.COOKIES.get('uid') else None
edConfig = {
'type': edType,
'documentType': fileType,
'document': {
'title': filename,
'url': fileUri,
'fileType': ext[1:],
'key': docKey,
'info': infObj,
'permissions': {
'comment': (edMode != 'view') & (edMode != 'fillForms') & (edMode != 'embedded') & (edMode != "blockcontent"),
'download': True,
'edit': canEdit & ((edMode == 'edit') | (edMode == 'filter') | (edMode == "blockcontent")),
'fillForms': (edMode != 'view') & (edMode != 'comment') & (edMode != 'embedded') & (edMode != "blockcontent"),
'modifyFilter': edMode != 'filter',
'modifyContentControl': edMode != "blockcontent",
'review': (edMode == 'edit') | (edMode == 'review')
}
},
'editorConfig': {
'actionLink': actionLink,
'mode': mode,
'lang': lang,
'callbackUrl': docManager.getCallbackUrl(filename, request),
'user': {
'id': user['uid'],
'name': user['uname']
},
'embedded': {
'saveUrl': fileUriUser,
'embedUrl': fileUriUser,
'shareUrl': fileUriUser,
'toolbarDocked': 'top'
},
'customization': {
'about': True,
'feedback': True,
'goback': {
'url': docManager.getServerUrl(False, request)
}
}
}
}
dataInsertImage = {
'fileType': 'png',
'url': docManager.getServerUrl(True, request) + 'static/images/logo.png'
}
dataCompareFile = {
'fileType': 'docx',
'url': docManager.getServerUrl(True, request) + 'static/sample.docx'
}
dataMailMergeRecipients = {
'fileType': 'csv',
'url': docManager.getServerUrl(True, request) + 'csv'
}
if jwtManager.isEnabled():
edConfig['token'] = jwtManager.encode(edConfig)
dataInsertImage['token'] = jwtManager.encode(dataInsertImage)
dataCompareFile['token'] = jwtManager.encode(dataCompareFile)
dataMailMergeRecipients['token'] = jwtManager.encode(dataMailMergeRecipients)
hist = historyManager.getHistoryObject(storagePath, filename, docKey, fileUri, request)
context = {
'cfg': json.dumps(edConfig),
'history': json.dumps(hist['history']) if 'history' in hist else None,
'historyData': json.dumps(hist['historyData']) if 'historyData' in hist else None,
'fileType': fileType,
'apiUrl': config.DOC_SERV_SITE_URL + config.DOC_SERV_API_URL,
'dataInsertImage': json.dumps(dataInsertImage)[1 : len(json.dumps(dataInsertImage)) - 1],
'dataCompareFile': dataCompareFile,
'dataMailMergeRecipients': json.dumps(dataMailMergeRecipients)
}
return render(request, 'editor.html', context)
def track(request):
filename = request.GET['filename']
usAddr = request.GET['userAddress']
response = {}
try:
body = json.loads(request.body)
if jwtManager.isEnabled():
token = body.get('token')
if (not token):
jwtHeader = 'Authorization' if config.DOC_SERV_JWT_HEADER is None or config.DOC_SERV_JWT_HEADER == '' else config.DOC_SERV_JWT_HEADER
token = request.headers.get(jwtHeader)
if token:
token = token[len('Bearer '):]
if (not token):
raise Exception('Expected JWT')
body = jwtManager.decode(token)
if (body.get('payload')):
body = body['payload']
status = body['status']
download = body.get('url')
if (status == 2) | (status == 3): # mustsave, corrupted
path = docManager.getStoragePath(filename, usAddr)
histDir = historyManager.getHistoryDir(path)
versionDir = historyManager.getNextVersionDir(histDir)
changesUri = body.get('changesurl')
os.rename(path, historyManager.getPrevFilePath(versionDir, fileUtils.getFileExt(filename)))
docManager.saveFileFromUri(download, path)
docManager.saveFileFromUri(changesUri, historyManager.getChangesZipPath(versionDir))
hist = None
hist = body.get('changeshistory')
if (not hist) & ('history' in body):
hist = json.dumps(body.get('history'))
if hist:
historyManager.writeFile(historyManager.getChangesHistoryPath(versionDir), hist)
historyManager.writeFile(historyManager.getKeyPath(versionDir), body.get('key'))
except Exception as e:
response.setdefault('error', 1)
response.setdefault('message', e.args[0])
response.setdefault('error', 0)
return HttpResponse(json.dumps(response), content_type='application/json', status=200 if response['error'] == 0 else 500)
def remove(request):
filename = request.GET['filename']
response = {}
docManager.removeFile(filename, request)
response.setdefault('success', True)
return HttpResponse(json.dumps(response), content_type='application/json')
def files(request):
try:
response = docManager.getFilesInfo(request)
except Exception as e:
response = {}
response.setdefault('error', e.args[0])
return HttpResponse(json.dumps(response), content_type='application/json')
def csv(request):
filePath = os.path.join('samples', "csv.csv")
response = FileResponse(open(filePath, 'rb'), True)
response['Content-Length'] = os.path.getsize(filePath)
response['Content-Disposition'] = "attachment;filename*=UTF-8\'\'" + urllib.parse.unquote(os.path.basename(filePath))
response['Content-Type'] = magic.from_file(filePath, mime=True)
return response