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import os
from typing import Any
from src.config import FILE_MAN_PATH_MAP, FILE_MAN_VERBOSE, FILE_MAN_COMPRESS
def list_path(path) -> list[str]:
if os.path.isfile(path):
return [path]
paths = []
for file in os.listdir(path):
paths += list_path(f"{path}/{file}")
return paths
def generate_path_map() -> dict[str, dict[str, Any]]:
"""
Generate a full path map for HTTP server
"""
# generate basic path map
path_map = {}
for key in FILE_MAN_PATH_MAP.keys():
if not (os.path.exists(FILE_MAN_PATH_MAP[key]["path"]) or os.path.exists(FILE_MAN_PATH_MAP[key]["path"][:-2])):
if FILE_MAN_VERBOSE:
print(f"Undefined path for '{key}' ({FILE_MAN_PATH_MAP[key]['path']})")
continue
if key[-1] == "*":
keypath = FILE_MAN_PATH_MAP[key]["path"][:-2]
for path in list_path(keypath):
webpath = f"{key[:-1]}{path.replace(keypath+'/', '')}"
path_map[webpath] = {
"path": path,
"compress": FILE_MAN_PATH_MAP[key]["compress"]}
else:
path_map[key] = {
"path": FILE_MAN_PATH_MAP[key]["path"],
"compress": FILE_MAN_PATH_MAP[key]["compress"]}
# add headers
for val in path_map.values():
extension = os.path.splitext(val["path"])[1]
headers = {}
match extension:
case ".htm" | ".html":
headers["Content-Type"] = "text/html"
case ".css":
headers["Content-Type"] = "text/css"
case ".txt":
headers["Content-Type"] = "text/plain"
case ".js":
headers["Content-Type"] = "text/javascript"
case ".png":
headers["Content-Type"] = "image/png"
case ".webp":
headers["Content-Type"] = "image/webp"
case ".jpg" | ".jpeg":
headers["Content-Type"] = "image/jpeg"
case _:
headers["Content-Type"] = "*/*"
headers["Content-Length"] = os.path.getsize(val["path"])
val["headers"] = headers
# print list of paths
if FILE_MAN_VERBOSE:
print("LIST OF ALLOWED PATHS:")
max_key_len = max([len(x) for x in path_map.keys()])
max_val_len = max([len(x["path"]) for x in path_map.values()])
print(f"\t{'web': ^{max_key_len}} | {'path': ^{max_val_len}}\n"
f"\t{'='*max_key_len}=#={'='*max_val_len}")
for key, val in path_map.items():
print(f"\t{key: <{max_key_len}} | {val['path']}")
print("END OF LIST.", len(path_map), end="\n\n")
return path_map
def compress_path_map(path_map: dict[str, dict[str, Any]], path_prefix: str = "compress", regen: bool = False):
"""
Compresses all files using brotli
"""
import brotli
import htmlmin
if not os.path.exists(path_prefix):
os.mkdir(path_prefix)
for val in path_map.values():
filepath = f"{path_prefix}/{val["path"]}"
if not val["compress"]:
continue
if not os.path.exists((dirs := os.path.dirname(filepath))): # add missing folders
os.makedirs(dirs)
if not os.path.exists(filepath) or regen:
# brotli compress
if val["headers"]["Content-Type"] == "text/html":
with open(filepath, "wb") as comp:
with open(val["path"], "rb") as file:
comp.write(
brotli.compress(htmlmin.minify(
file.read().decode("utf-8"),
remove_comments=True,
remove_empty_space=True,
remove_all_empty_space=True,
reduce_boolean_attributes=True).encode("utf-8")))
else:
with open(filepath, "wb") as comp:
br = brotli.Compressor()
with open(val["path"], "rb") as file:
while (chunk := file.read(65536)):
br.process(chunk)
comp.write(br.flush())
val["path"] = filepath
val["headers"]["Content-Length"] = os.path.getsize(filepath)
val["headers"]["Content-Encoding"] = "br"
if FILE_MAN_VERBOSE:
print("COMPRESSED PATH:")
max_key_len = max([len(x) for x in path_map.keys()])
max_val_len = max([len(x["path"]) for x in path_map.values()])
max_size_len = max([len(x["headers"]["Content-Length"].__repr__()) for x in path_map.values()])
print(f"\t{'web': ^{max_key_len}} | {'path': ^{max_val_len}} | {'size': ^{max_size_len}}\n"
f"\t{'=' * max_key_len}=#={'=' * max_val_len}=#={'=' * max_size_len}")
for key, val in path_map.items():
print(f"\t{key: <{max_key_len}} | "
f"{val['path']: <{max_val_len}} | "
f"{val['headers']['Content-Length']: <{max_size_len}}")
print("END OF LIST.", len(path_map), end="\n\n")
return path_map
PATH_MAP = generate_path_map()
if FILE_MAN_COMPRESS:
PATH_MAP = compress_path_map(PATH_MAP, regen=True)
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