privatecoffee-website/main.py

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from jinja2 import Environment, FileSystemLoader, TemplateNotFound
import json
import pathlib
import datetime
import shutil
from http.server import SimpleHTTPRequestHandler
from socketserver import TCPServer
from threading import Thread
from argparse import ArgumentParser
from helpers.finances import (
generate_transparency_table,
get_transparency_data,
get_latest_month,
)
class StaticPageHandler(SimpleHTTPRequestHandler):
def __init__(self, *args, **kwargs):
super().__init__(*args, directory="build", **kwargs)
# Configure Jinja2 environment
env = Environment(loader=FileSystemLoader("templates"))
# Set up the output directory for static files
output_dir = pathlib.Path("build")
output_dir.mkdir(exist_ok=True, parents=True)
# Define the icon filter
def icon(icon_name):
icon_path = pathlib.Path("assets") / f"dist/icons/{icon_name}.svg"
try:
with open(icon_path, "r", encoding="utf-8") as file:
file_content = file.read()
except FileNotFoundError:
file_content = ""
return file_content
env.filters["icon"] = icon
# Filter for rendering a month name from a number
def month_name(month_number):
return datetime.date(1900, int(month_number), 1).strftime("%B")
env.filters["month_name"] = month_name
def render_template_to_file(template_name, output_name, **kwargs):
try:
template = env.get_template(template_name)
output_path = output_dir / output_name
with open(output_path, "w", encoding="utf-8") as f:
f.write(template.render(**kwargs))
except TemplateNotFound:
print(f"Template {template_name} not found.")
def generate_static_site(development_mode=False):
# Common context
kwargs = {}
if development_mode:
kwargs.update(
{
"warning": env.get_template("prod-warning.html").render(),
}
)
# Load services data
services = json.loads(
(pathlib.Path(__file__).parent / "data" / "services.json").read_text()
)
# Load finances data
finances = json.loads(
(pathlib.Path(__file__).parent / "data" / "finances.json").read_text()
)
# Load bridges data
bridges = json.loads(
(pathlib.Path(__file__).parent / "data" / "bridges.json").read_text()
)
# Iterate over all templates in the templates directory
templates_path = pathlib.Path("templates")
for template_file in templates_path.glob("*.html"):
template_name = template_file.stem
context = kwargs.copy()
if template_name in ["index", "simple"]:
context.update({"services": services})
if template_name == "bridges":
context.update({"bridges": bridges})
if template_name == "membership":
allow_current = development_mode
finances_month, finances_year = get_latest_month(finances, allow_current)
finances_period = datetime.date(finances_year, finances_month, 1)
finances_period_str = finances_period.strftime("%B %Y")
finances_table = generate_transparency_table(
get_transparency_data(
finances, finances_year, finances_month, allow_current
)
)
context.update(
{
"finances": finances_table,
"finances_period": finances_period_str,
}
)
if template_name == "transparency":
finance_data = {}
for year in sorted(finances.keys(), reverse=True):
for month in sorted(finances[year].keys(), reverse=True):
if year not in finance_data:
finance_data[year] = {}
finance_data[year][month] = generate_transparency_table(
get_transparency_data(finances, year, month, True)
)
context.update({"finances": finance_data})
render_template_to_file(
f"{template_name}.html", f"{template_name}.html", **context
)
# Generate metrics
balances = get_transparency_data(finances, allow_current=True)["end_balance"]
response = (
"# HELP privatecoffee_balance The balance of the private.coffee account\n"
)
response += "# TYPE privatecoffee_balance gauge\n"
for currency, balance in balances.items():
response += f'privatecoffee_balance{{currency="{currency}"}} {balance}\n'
metrics_path = output_dir / "metrics.txt"
with open(metrics_path, "w", encoding="utf-8") as f:
f.write(response)
# Copy static assets
for folder in ["assets", "data"]:
src = pathlib.Path(folder)
dst = output_dir / folder
if dst.exists():
shutil.rmtree(dst)
shutil.copytree(src, dst)
print("Static site generated successfully.")
if __name__ == "__main__":
parser = ArgumentParser(description="Generate the private.coffee static site.")
parser.add_argument("--dev", action="store_true", help="Enable development mode")
parser.add_argument("--serve", action="store_true", help="Serve the site after building")
parser.add_argument("--port", type=int, default=8000, help="Port to serve the site on")
args = parser.parse_args()
generate_static_site(development_mode=args.dev)
if args.serve:
server = TCPServer(("", args.port), StaticPageHandler)
print(f"Serving on http://localhost:{args.port}")
thread = Thread(target=server.serve_forever)
thread.start()
thread.join()