TandoorRecipes/cookbook/integration/pdfexport.py
2022-01-08 11:07:33 -05:00

70 lines
2.1 KiB
Python

import json
from io import BytesIO
from re import match
from zipfile import ZipFile
import asyncio
from pyppeteer import launch
from rest_framework.renderers import JSONRenderer
from cookbook.helper.image_processing import get_filetype
from cookbook.integration.integration import Integration
from cookbook.serializer import RecipeExportSerializer
from cookbook.models import ExportLog
from asgiref.sync import sync_to_async
import django.core.management.commands.runserver as runserver
import logging
class PDFexport(Integration):
def get_recipe_from_file(self, file):
raise NotImplementedError('Method not implemented in storage integration')
async def get_files_from_recipes_async(self, recipes, el, cookie):
cmd = runserver.Command()
browser = await launch(
handleSIGINT=False,
handleSIGTERM=False,
handleSIGHUP=False,
ignoreHTTPSErrors=True,
)
cookies = {'domain': cmd.default_addr, 'name': 'sessionid', 'value': cookie['sessionid'], }
options = {'format': 'letter',
'margin': {
'top': '0.75in',
'bottom': '0.75in',
'left': '0.75in',
'right': '0.75in',
}
}
files = []
for recipe in recipes:
page = await browser.newPage()
await page.emulateMedia('print')
await page.setCookie(cookies)
await page.goto('http://'+cmd.default_addr+':'+cmd.default_port+'/view/recipe/'+str(recipe.id), {'waitUntil': 'domcontentloaded'})
await page.waitForSelector('h3');
files.append([recipe.name + '.pdf', await page.pdf(options)])
await page.close();
el.exported_recipes += 1
el.msg += self.recipe_processed_msg(recipe)
await sync_to_async(el.save, thread_sensitive=True)()
await browser.close()
return files
def get_files_from_recipes(self, recipes, el, cookie):
return asyncio.run(self.get_files_from_recipes_async(recipes, el, cookie))