161 lines
6.7 KiB
Python
161 lines
6.7 KiB
Python
"""
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Subscription management module for scientific-surfing.
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Handles subscription operations with persistent storage.
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"""
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import os
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import requests
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from datetime import datetime
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from pathlib import Path
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from typing import Optional
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from scientific_surfing.storage import StorageManager
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from scientific_surfing.models import Subscription, SubscriptionsData, Config
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class SubscriptionManager:
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"""Manages clash RSS subscriptions with persistent storage."""
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storage: StorageManager = None
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def __init__(self):
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self.storage = StorageManager()
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self.subscriptions_data = self.storage.load_subscriptions()
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self.config = self.storage.load_config()
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# Create subscriptions directory for storing downloaded files
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self.subscriptions_dir = self.storage.config_dir / "subscriptions"
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self.subscriptions_dir.mkdir(exist_ok=True)
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def add_subscription(self, url: str, name: str) -> None:
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"""Add a new subscription."""
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subscription = self.subscriptions_data.add_subscription(name, url)
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if self.storage.save_subscriptions(self.subscriptions_data):
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self.refresh_subscription(name)
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print(f"✅ Added subscription: {name} -> {url}")
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else:
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print("❌ Failed to save subscription")
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def refresh_subscription(self, name: str) -> None:
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"""Refresh a subscription by downloading from URL."""
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if name not in self.subscriptions_data.subscriptions:
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print(f"❌ Subscription '{name}' not found")
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return
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subscription = self.subscriptions_data.subscriptions[name]
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url = subscription.url
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print(f"🔄 Refreshing subscription: {name}")
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try:
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# Download the subscription content
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headers = {
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'User-Agent': self.config.default_user_agent
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}
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timeout = self.config.timeout_seconds
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response = requests.get(url, headers=headers, timeout=timeout)
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response.raise_for_status()
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# File path without timestamp
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file_path = self.subscriptions_dir / f"{name}.yml"
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# Handle existing file by renaming with creation date
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if file_path.exists():
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# Get creation time of existing file
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stat = file_path.stat()
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try:
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# Try st_birthtime first (macOS/Unix)
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creation_time = datetime.fromtimestamp(stat.st_birthtime)
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except AttributeError:
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# Fallback to st_ctime (Windows)
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creation_time = datetime.fromtimestamp(stat.st_ctime)
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backup_name = f"{name}_{creation_time.strftime('%Y%m%d_%H%M%S')}.yml"
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backup_path = self.subscriptions_dir / backup_name
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# Rename existing file
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file_path.rename(backup_path)
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print(f" 🔄 Backed up existing file to: {backup_name}")
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# Save the new downloaded content
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with open(file_path, 'w', encoding='utf-8') as f:
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f.write(response.text)
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# Update subscription metadata
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subscription.last_refresh = datetime.now()
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subscription.file_path = str(file_path)
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subscription.file_size = len(response.text)
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subscription.status_code = response.status_code
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subscription.content_hash = hash(response.text)
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subscription.last_error = None
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if self.storage.save_subscriptions(self.subscriptions_data):
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print(f"✅ Subscription '{name}' refreshed successfully")
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print(f" 📁 Saved to: {file_path}")
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print(f" 📊 Size: {len(response.text)} bytes")
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else:
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print("❌ Failed to save subscription metadata")
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except requests.exceptions.RequestException as e:
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print(f"❌ Failed to download subscription: {e}")
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subscription.last_error = str(e)
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self.storage.save_subscriptions(self.subscriptions_data)
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except IOError as e:
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print(f"❌ Failed to save file: {e}")
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subscription.last_error = str(e)
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self.storage.save_subscriptions(self.subscriptions_data)
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def delete_subscription(self, name: str) -> None:
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"""Delete a subscription."""
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if self.subscriptions_data.remove_subscription(name):
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if self.storage.save_subscriptions(self.subscriptions_data):
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print(f"🗑️ Deleted subscription: {name}")
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else:
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print("❌ Failed to delete subscription")
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else:
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print(f"❌ Subscription '{name}' not found")
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def rename_subscription(self, old_name: str, new_name: str) -> None:
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"""Rename a subscription."""
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if self.subscriptions_data.rename_subscription(old_name, new_name):
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if self.storage.save_subscriptions(self.subscriptions_data):
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print(f"✅ Renamed subscription: {old_name} -> {new_name}")
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else:
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print("❌ Failed to rename subscription")
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else:
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print(f"❌ Failed to rename subscription: '{old_name}' not found or '{new_name}' already exists")
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def activate_subscription(self, name: str) -> None:
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"""Activate a subscription."""
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if self.subscriptions_data.set_active(name):
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if self.storage.save_subscriptions(self.subscriptions_data):
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print(f"✅ Activated subscription: {name}")
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else:
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print("❌ Failed to activate subscription")
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else:
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print(f"❌ Subscription '{name}' not found")
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def list_subscriptions(self) -> None:
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"""List all subscriptions."""
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if not self.subscriptions_data.subscriptions:
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print("No subscriptions found")
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return
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print("📋 Subscriptions:")
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for name, subscription in self.subscriptions_data.subscriptions.items():
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active_marker = "✅" if subscription.status == 'active' else " "
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last_refresh_str = ""
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if subscription.last_refresh:
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last_refresh_str = f" (last: {subscription.last_refresh.strftime('%Y-%m-%d %H:%M:%S')})"
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print(f" {active_marker} {name}: {subscription.url} ({subscription.status}){last_refresh_str}")
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def show_storage_info(self) -> None:
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"""Show storage information."""
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info = self.storage.get_storage_info()
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print("📁 Storage Information:")
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print(f" Platform: {info['platform']}")
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print(f" Config Directory: {info['config_dir']}")
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print(f" Config File: {info['config_file']}")
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print(f" Subscriptions File: {info['subscriptions_file']}")
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print(f" Directory Exists: {info['exists']}") |