fe-builder/builder/html_preview_image.py at develop · NREADY-RnD/fe-builder · GitHub

24 lines (20 loc) · 887 Bytes

import html as html_parser

import frappe

import requests

# TODO: Find better alternative

# Note: while working locally, "preview.frappe.cloud" won't be able to generate preview properly since it can't access local server for assets

# So, for local development, better to use local server for preview generation

# (https://github.com/frappe/preview_generator)

PREVIEW_GENERATOR_URL = (

frappe.conf.preview_generator_url

or "https://preview.frappe.cloud/api/method/preview_generator.api.generate_preview"

)

def generate_preview(html, output_path):

escaped_html = html_parser.escape(html)

response = requests.post(PREVIEW_GENERATOR_URL, json={"html": escaped_html, "format": "webp"})

if response.status_code == 200:

with open(output_path, "wb") as f:

f.write(response.content)

else:

exception = response.json().get("exc")

raise Exception(frappe.parse_json(exception)[0])

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