2025-02-26 11:53:10 +01:00

517 lines
17 KiB
Python

# 24.01.24
import io
import os
import glob
import sys
import time
import shutil
import hashlib
import logging
import platform
import subprocess
import contextlib
import importlib.metadata
from pathlib import Path
# External library
import httpx
from unidecode import unidecode
from rich.console import Console
from rich.prompt import Prompt
from pathvalidate import sanitize_filename, sanitize_filepath
# Internal utilities
from .ffmpeg_installer import check_ffmpeg
# Variable
msg = Prompt()
console = Console()
class OsManager:
def __init__(self):
self.system = self._detect_system()
self.max_length = self._get_max_length()
def _detect_system(self) -> str:
"""Detect and normalize operating system name."""
system = platform.system().lower()
if system not in ['windows', 'darwin', 'linux']:
raise ValueError(f"Unsupported operating system: {system}")
return system
def _get_max_length(self) -> int:
"""Get max filename length based on OS."""
return 255 if self.system == 'windows' else 4096
def _normalize_windows_path(self, path: str) -> str:
"""Normalize Windows paths."""
if not path or self.system != 'windows':
return path
# Preserve network paths (UNC and IP-based)
if path.startswith('\\\\') or path.startswith('//'):
return path.replace('/', '\\')
# Handle drive letters
if len(path) >= 2 and path[1] == ':':
drive = path[0:2]
rest = path[2:].replace('/', '\\').lstrip('\\')
return f"{drive}\\{rest}"
return path.replace('/', '\\')
def _normalize_mac_path(self, path: str) -> str:
"""Normalize macOS paths."""
if not path or self.system != 'darwin':
return path
# Convert Windows separators to Unix
normalized = path.replace('\\', '/')
# Ensure absolute paths start with /
if normalized.startswith('/'):
return os.path.normpath(normalized)
return normalized
def get_sanitize_file(self, filename: str) -> str:
"""Sanitize filename."""
if not filename:
return filename
# Decode and sanitize
decoded = unidecode(filename)
sanitized = sanitize_filename(decoded)
# Split name and extension
name, ext = os.path.splitext(sanitized)
# Calculate available length for name considering the '...' and extension
max_name_length = self.max_length - len('...') - len(ext)
# Truncate name if it exceeds the max name length
if len(name) > max_name_length:
name = name[:max_name_length] + '...'
# Ensure the final file name includes the extension
return name + ext
def get_sanitize_path(self, path: str) -> str:
"""Sanitize complete path."""
if not path:
return path
# Decode unicode characters
decoded = unidecode(path)
# Basic path sanitization
sanitized = sanitize_filepath(decoded)
if self.system == 'windows':
# Handle network paths (UNC or IP-based)
if path.startswith('\\\\') or path.startswith('//'):
parts = path.replace('/', '\\').split('\\')
# Keep server/IP and share name as is
sanitized_parts = parts[:4]
# Sanitize remaining parts
if len(parts) > 4:
sanitized_parts.extend([
self.get_sanitize_file(part)
for part in parts[4:]
if part
])
return '\\'.join(sanitized_parts)
# Handle drive letters
elif len(path) >= 2 and path[1] == ':':
drive = path[:2]
rest = path[2:].lstrip('\\').lstrip('/')
path_parts = [drive] + [
self.get_sanitize_file(part)
for part in rest.replace('/', '\\').split('\\')
if part
]
return '\\'.join(path_parts)
# Regular path
else:
parts = path.replace('/', '\\').split('\\')
return '\\'.join(p for p in parts if p)
else:
# Handle Unix-like paths (Linux and macOS)
is_absolute = path.startswith('/')
parts = path.replace('\\', '/').split('/')
sanitized_parts = [
self.get_sanitize_file(part)
for part in parts
if part
]
result = '/'.join(sanitized_parts)
if is_absolute:
result = '/' + result
return result
def create_path(self, path: str, mode: int = 0o755) -> bool:
"""
Create directory path with specified permissions.
Args:
path (str): Path to create.
mode (int, optional): Directory permissions. Defaults to 0o755.
Returns:
bool: True if path created successfully, False otherwise.
"""
try:
sanitized_path = self.get_sanitize_path(path)
os.makedirs(sanitized_path, mode=mode, exist_ok=True)
return True
except Exception as e:
logging.error(f"Path creation error: {e}")
return False
def remove_folder(self, folder_path: str) -> bool:
"""
Safely remove a folder.
Args:
folder_path (str): Path of directory to remove.
Returns:
bool: Removal status.
"""
try:
shutil.rmtree(folder_path)
return True
except OSError as e:
logging.error(f"Folder removal error: {e}")
return False
def remove_files_except_one(self, folder_path: str, keep_file: str) -> None:
"""
Delete all files in a folder except for one specified file.
Parameters:
- folder_path (str): The path to the folder containing the files.
- keep_file (str): The filename to keep in the folder.
"""
try:
# First, try to make all files writable
for root, dirs, files in os.walk(self.temp_dir):
for dir_name in dirs:
dir_path = os.path.join(root, dir_name)
os.chmod(dir_path, 0o755) # rwxr-xr-x
for file_name in files:
file_path = os.path.join(root, file_name)
os.chmod(file_path, 0o644) # rw-r--r--
# Then remove the directory tree
shutil.rmtree(self.temp_dir, ignore_errors=True)
# If directory still exists after rmtree, try force remove
if os.path.exists(self.temp_dir):
import subprocess
subprocess.run(['rm', '-rf', self.temp_dir], check=True)
except Exception as e:
logging.error(f"Failed to cleanup temporary directory: {str(e)}")
pass
def check_file(self, file_path: str) -> bool:
"""
Check if a file exists at the given file path.
Parameters:
file_path (str): The path to the file.
Returns:
bool: True if the file exists, False otherwise.
"""
try:
logging.info(f"Check if file exists: {file_path}")
return os.path.exists(file_path)
except Exception as e:
logging.error(f"An error occurred while checking file existence: {e}")
return False
class InternManager():
def format_file_size(self, size_bytes: float) -> str:
"""
Formats a file size from bytes into a human-readable string representation.
Parameters:
size_bytes (float): Size in bytes to be formatted.
Returns:
str: Formatted string representing the file size with appropriate unit (B, KB, MB, GB, TB).
"""
if size_bytes <= 0:
return "0B"
units = ['B', 'KB', 'MB', 'GB', 'TB']
unit_index = 0
while size_bytes >= 1024 and unit_index < len(units) - 1:
size_bytes /= 1024
unit_index += 1
return f"{size_bytes:.2f} {units[unit_index]}"
def format_transfer_speed(self, bytes: float) -> str:
"""
Formats a transfer speed from bytes per second into a human-readable string representation.
Parameters:
bytes (float): Speed in bytes per second to be formatted.
Returns:
str: Formatted string representing the transfer speed with appropriate unit (Bytes/s, KB/s, MB/s).
"""
if bytes < 1024:
return f"{bytes:.2f} Bytes/s"
elif bytes < 1024 * 1024:
return f"{bytes / 1024:.2f} KB/s"
else:
return f"{bytes / (1024 * 1024):.2f} MB/s"
@staticmethod
def check_internet():
while True:
try:
httpx.get("https://www.google.com", timeout=5)
break
except Exception as e:
console.log("[bold red]Internet is not available. Waiting...[/bold red]")
time.sleep(2)
class OsSummary:
def __init__(self):
self.ffmpeg_path = None
self.ffprobe_path = None
self.ffplay_path = None
def get_binary_directory(self):
"""Get the binary directory based on OS."""
system = platform.system().lower()
home = os.path.expanduser('~')
if system == 'windows':
return os.path.join(os.path.splitdrive(home)[0] + os.path.sep, 'binary')
elif system == 'darwin':
return os.path.join(home, 'Applications', 'binary')
else: # linux
return os.path.join(home, '.local', 'bin', 'binary')
def check_ffmpeg_location(self, command: list) -> str:
"""
Check if a specific executable (ffmpeg or ffprobe) is located using the given command.
Returns the path of the executable or None if not found.
"""
try:
result = subprocess.check_output(command, text=True).strip()
return result.split('\n')[0] if result else None
except subprocess.CalledProcessError:
return None
def get_library_version(self, lib_name: str):
"""
Retrieve the version of a Python library.
Args:
lib_name (str): The name of the Python library.
Returns:
str: The library name followed by its version, or `-not installed` if not found.
"""
try:
version = importlib.metadata.version(lib_name)
return f"{lib_name}-{version}"
except importlib.metadata.PackageNotFoundError:
return f"{lib_name}-not installed"
def download_requirements(self, url: str, filename: str):
"""
Download the requirements.txt file from the specified URL if not found locally using requests.
Args:
url (str): The URL to download the requirements file from.
filename (str): The local filename to save the requirements file as.
"""
try:
import requests
logging.info(f"{filename} not found locally. Downloading from {url}...")
response = requests.get(url)
if response.status_code == 200:
with open(filename, 'wb') as f:
f.write(response.content)
else:
logging.error(f"Failed to download {filename}. HTTP Status code: {response.status_code}")
sys.exit(0)
except Exception as e:
logging.error(f"Failed to download {filename}: {e}")
sys.exit(0)
def install_library(self, lib_name: str):
"""
Install a Python library using pip.
Args:
lib_name (str): The name of the library to install.
"""
try:
console.print(f"Installing {lib_name}...", style="bold yellow")
subprocess.check_call([sys.executable, "-m", "pip", "install", lib_name])
console.print(f"{lib_name} installed successfully!", style="bold green")
except subprocess.CalledProcessError as e:
console.print(f"Failed to install {lib_name}: {e}", style="bold red")
sys.exit(1)
def check_python_version(self):
"""
Check if the installed Python is the official CPython distribution.
Exits with a message if not the official version.
"""
python_implementation = platform.python_implementation()
if python_implementation != "CPython":
console.print(f"[bold red]Warning: You are using a non-official Python distribution: {python_implementation}.[/bold red]")
console.print("Please install the official Python from [bold blue]https://www.python.org[/bold blue] and try again.", style="bold yellow")
sys.exit(0)
def get_system_summary(self):
self.check_python_version()
InternManager().check_internet()
# Python info
python_version = sys.version.split()[0]
python_implementation = platform.python_implementation()
arch = platform.machine()
os_info = platform.platform()
glibc_version = 'glibc ' + '.'.join(map(str, platform.libc_ver()[1]))
console.print(f"[cyan]Python: [bold red]{python_version} ({python_implementation} {arch}) - {os_info} ({glibc_version})[/bold red]")
# FFmpeg detection
binary_dir = self.get_binary_directory()
system = platform.system().lower()
arch = platform.machine().lower()
# Map architecture names
arch_map = {
'amd64': 'x64',
'x86_64': 'x64',
'x64': 'x64',
'arm64': 'arm64',
'aarch64': 'arm64',
'armv7l': 'arm',
'i386': 'ia32',
'i686': 'ia32'
}
arch = arch_map.get(arch, arch)
# Check binary directory
if os.path.exists(binary_dir):
# Search for any file containing 'ffmpeg' and the architecture
ffmpeg_files = glob.glob(os.path.join(binary_dir, f'*ffmpeg*{arch}*'))
ffprobe_files = glob.glob(os.path.join(binary_dir, f'*ffprobe*{arch}*'))
if ffmpeg_files and ffprobe_files:
self.ffmpeg_path = ffmpeg_files[0]
self.ffprobe_path = ffprobe_files[0]
# Set executable permissions if needed
if system != 'windows':
os.chmod(self.ffmpeg_path, 0o755)
os.chmod(self.ffprobe_path, 0o755)
else:
self.ffmpeg_path, self.ffprobe_path, self.ffplay_path = check_ffmpeg()
else:
self.ffmpeg_path, self.ffprobe_path, self.ffplay_path = check_ffmpeg()
if not self.ffmpeg_path or not self.ffprobe_path:
console.log("[red]Can't locate ffmpeg or ffprobe")
sys.exit(0)
console.print(f"[cyan]Path: [red]ffmpeg [bold yellow]'{self.ffmpeg_path}'[/bold yellow][white], [red]ffprobe '[bold yellow]{self.ffprobe_path}'[/bold yellow]")
# Handle requirements.txt
if not getattr(sys, 'frozen', False):
requirements_file = 'requirements.txt'
requirements_file = Path(__file__).parent.parent.parent / requirements_file
if not os.path.exists(requirements_file):
self.download_requirements(
'https://raw.githubusercontent.com/Arrowar/StreamingCommunity/refs/heads/main/requirements.txt',
requirements_file
)
optional_libraries = [line.strip().split("=")[0] for line in open(requirements_file, 'r', encoding='utf-8-sig')]
for lib in optional_libraries:
installed_version = self.get_library_version(lib.split("<")[0])
if 'not installed' in installed_version:
user_response = msg.ask(f"{lib} is not installed. Do you want to install it? (yes/no)", default="y")
if user_response.lower().strip() in ["yes", "y"]:
self.install_library(lib)
else:
logging.info(f"Library: {installed_version}")
logging.info(f"Libraries: {', '.join([self.get_library_version(lib) for lib in optional_libraries])}")
os_manager = OsManager()
internet_manager = InternManager()
os_summary = OsSummary()
@contextlib.contextmanager
def suppress_output():
with contextlib.redirect_stdout(io.StringIO()):
yield
def compute_sha1_hash(input_string: str) -> str:
"""
Computes the SHA-1 hash of the input string.
Parameters:
- input_string (str): The string to be hashed.
Returns:
str: The SHA-1 hash of the input string.
"""
# Compute the SHA-1 hash
hashed_string = hashlib.sha1(input_string.encode()).hexdigest()
# Return the hashed string
return hashed_string
def get_ffmpeg_path():
"""Returns the path of FFmpeg."""
return os_summary.ffmpeg_path
def get_ffprobe_path():
"""Returns the path of FFprobe."""
return os_summary.ffprobe_path