Files
relay/cmdeploy/src/cmdeploy/www.py

144 lines
4.2 KiB
Python

import importlib.resources
import webbrowser
import hashlib
import time
import traceback
import markdown
from jinja2 import Template
from .genqr import gen_qr_png_data
from chatmaild.config import read_config
def snapshot_dir_stats(somedir):
d = {}
for path in somedir.iterdir():
if path.is_file() and path.name[0] != "." and path.suffix != ".swp":
mtime = path.stat().st_mtime
hash = hashlib.md5(path.read_bytes()).hexdigest()
d[path] = (mtime, hash)
return d
def prepare_template(source):
assert source.exists(), source
render_vars = {}
render_vars["pagename"] = "home" if source.stem == "index" else source.stem
render_vars["markdown_html"] = markdown.markdown(source.read_text())
page_layout = source.with_name("page-layout.html").read_text()
return render_vars, page_layout
def build_webpages(src_dir, build_dir, config):
try:
_build_webpages(src_dir, build_dir, config)
except Exception:
print(traceback.format_exc())
def int_to_english(number):
if number >= 0 and number <= 12:
a = [
"zero",
"one",
"two",
"three",
"four",
"five",
"six",
"seven",
"eight",
"nine",
"ten",
"eleven",
"twelve",
]
return a[number]
elif number <= 50:
return str(number)
if number > 50:
return "more"
def _build_webpages(src_dir, build_dir, config):
mail_domain = config.mail_domain
assert src_dir.exists(), src_dir
if not build_dir.exists():
build_dir.mkdir()
qr_path = build_dir.joinpath(f"qr-chatmail-invite-{mail_domain}.png")
qr_path.write_bytes(gen_qr_png_data(mail_domain).read())
for path in src_dir.iterdir():
if path.suffix == ".md":
render_vars, content = prepare_template(path)
render_vars["username_min_length"] = int_to_english(
config.username_min_length
)
render_vars["username_max_length"] = int_to_english(
config.username_max_length
)
render_vars["password_min_length"] = int_to_english(
config.password_min_length
)
target = build_dir.joinpath(path.stem + ".html")
# recursive jinja2 rendering
while 1:
new = Template(content).render(config=config, **render_vars)
if new == content:
break
content = new
with target.open("w") as f:
f.write(content)
elif path.name != "page-layout.html":
target = build_dir.joinpath(path.name)
target.write_bytes(path.read_bytes())
return build_dir
def main():
path = importlib.resources.files(__package__)
reporoot = path.joinpath("../../../").resolve()
inipath = reporoot.joinpath("chatmail.ini")
config = read_config(inipath)
config.webdev = True
assert config.mail_domain
www_path = reporoot.joinpath("www")
src_path = www_path.joinpath("src")
stats = None
build_dir = www_path.joinpath("build")
src_dir = www_path.joinpath("src")
index_path = build_dir.joinpath("index.html")
# start web page generation, open a browser and wait for changes
build_webpages(src_dir, build_dir, config)
webbrowser.open(str(index_path))
stats = snapshot_dir_stats(src_path)
print(f"\nOpened URL: file://{index_path.resolve()}\n")
print(f"watching {src_path} directory for changes")
changenum = 0
for count in range(0, 1000000):
newstats = snapshot_dir_stats(src_path)
if newstats == stats and count % 60 != 0:
count += 1
time.sleep(1.0)
continue
for key in newstats:
if stats[key] != newstats[key]:
print(f"*** CHANGED: {key}")
changenum += 1
stats = newstats
build_webpages(src_dir, build_dir, config)
print(f"[{changenum}] regenerated web pages at: {index_path}")
print(f"URL: file://{index_path.resolve()}\n\n")
count = 0
if __name__ == "__main__":
main()