237899745
83fef6dff2
主要功能: - 账号管理：添加/编辑/删除账号，测试登录 - 浏览任务：批量浏览应读/选读内容并标记已读 - 截图管理：wkhtmltoimage截图，查看历史 - 金山文档：扫码登录/微信快捷登录，自动上传截图 技术栈: - PyQt6 GUI框架 - Playwright 浏览器自动化 - SQLite 本地数据存储 - wkhtmltoimage 网页截图 Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
325 lines
10 KiB
Python
325 lines
10 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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截图模块 - 精简版
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使用wkhtmltoimage进行网页截图
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移除了线程池、复杂重试逻辑，保持简单
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"""
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import os
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import shutil
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import subprocess
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from datetime import datetime
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from typing import Optional, Callable, List, Tuple
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from dataclasses import dataclass
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from .api_browser import APIBrowser, get_cookie_jar_path, is_cookie_jar_fresh
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@dataclass
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class ScreenshotResult:
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"""截图结果"""
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success: bool
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filename: str = ""
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filepath: str = ""
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error_message: str = ""
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def _resolve_wkhtmltoimage_path() -> Optional[str]:
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"""查找wkhtmltoimage路径"""
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from config import get_config
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config = get_config()
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# 优先使用配置的路径
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custom_path = config.screenshot.wkhtmltoimage_path
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if custom_path and os.path.exists(custom_path):
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return custom_path
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# 先尝试PATH
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found = shutil.which("wkhtmltoimage")
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if found:
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return found
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# Windows默认安装路径
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win_paths = [
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r"C:\Program Files\wkhtmltopdf\bin\wkhtmltoimage.exe",
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r"C:\Program Files (x86)\wkhtmltopdf\bin\wkhtmltoimage.exe",
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os.path.expandvars(r"%ProgramFiles%\wkhtmltopdf\bin\wkhtmltoimage.exe"),
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os.path.expandvars(r"%ProgramFiles(x86)%\wkhtmltopdf\bin\wkhtmltoimage.exe"),
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]
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for p in win_paths:
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if os.path.exists(p):
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return p
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return None
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def _read_cookie_pairs(cookies_path: str) -> List[Tuple[str, str]]:
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"""读取cookie文件"""
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if not cookies_path or not os.path.exists(cookies_path):
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return []
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pairs = []
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try:
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with open(cookies_path, "r", encoding="utf-8", errors="ignore") as f:
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for line in f:
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line = line.strip()
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if not line or line.startswith("#"):
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continue
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parts = line.split("\t")
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if len(parts) < 7:
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continue
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name = parts[5].strip()
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value = parts[6].strip()
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if name:
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pairs.append((name, value))
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except Exception:
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return []
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return pairs
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def _select_cookie_pairs(pairs: List[Tuple[str, str]]) -> List[Tuple[str, str]]:
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"""选择关键cookie"""
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preferred_names = {"ASP.NET_SessionId", ".ASPXAUTH"}
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preferred = [(name, value) for name, value in pairs if name in preferred_names and value]
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if preferred:
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return preferred
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return [(name, value) for name, value in pairs if name and value and name.isascii() and value.isascii()]
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def take_screenshot_wkhtmltoimage(
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url: str,
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output_path: str,
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cookies_path: Optional[str] = None,
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proxy_server: Optional[str] = None,
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run_script: Optional[str] = None,
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window_status: Optional[str] = None,
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log_callback: Optional[Callable] = None,
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) -> bool:
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"""
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使用wkhtmltoimage截图
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Args:
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url: 要截图的URL
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output_path: 输出文件路径
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cookies_path: cookie文件路径
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proxy_server: 代理服务器
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run_script: 运行的JavaScript脚本
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window_status: 等待的window.status值
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log_callback: 日志回调
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Returns:
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是否成功
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"""
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from config import get_config
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config = get_config()
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screenshot_config = config.screenshot
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wkhtmltoimage_path = _resolve_wkhtmltoimage_path()
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if not wkhtmltoimage_path:
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if log_callback:
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log_callback("wkhtmltoimage 未安装或不在 PATH 中")
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return False
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ext = os.path.splitext(output_path)[1].lower()
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image_format = "jpg" if ext in (".jpg", ".jpeg") else "png"
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cmd = [
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wkhtmltoimage_path,
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"--format", image_format,
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"--width", str(screenshot_config.width),
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"--disable-smart-width",
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"--javascript-delay", str(screenshot_config.js_delay_ms),
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"--load-error-handling", "ignore",
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"--enable-local-file-access",
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"--encoding", "utf-8",
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]
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# User-Agent
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ua = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36"
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cmd.extend(["--custom-header", "User-Agent", ua, "--custom-header-propagation"])
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# 图片质量
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if image_format in ("jpg", "jpeg"):
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cmd.extend(["--quality", str(screenshot_config.quality)])
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# 高度
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if screenshot_config.height > 0:
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cmd.extend(["--height", str(screenshot_config.height)])
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# 自定义脚本
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if run_script:
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cmd.extend(["--run-script", run_script])
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if window_status:
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cmd.extend(["--window-status", window_status])
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# Cookies
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if cookies_path:
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cookie_pairs = _select_cookie_pairs(_read_cookie_pairs(cookies_path))
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if cookie_pairs:
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for name, value in cookie_pairs:
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cmd.extend(["--cookie", name, value])
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else:
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cmd.extend(["--cookie-jar", cookies_path])
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# 代理
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if proxy_server:
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cmd.extend(["--proxy", proxy_server])
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cmd.extend([url, output_path])
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try:
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result = subprocess.run(
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cmd,
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capture_output=True,
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text=True,
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timeout=screenshot_config.timeout_seconds
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)
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if result.returncode != 0:
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if log_callback:
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err_msg = (result.stderr or result.stdout or "").strip()
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log_callback(f"wkhtmltoimage 截图失败: {err_msg[:200]}")
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return False
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return True
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except subprocess.TimeoutExpired:
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if log_callback:
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log_callback("wkhtmltoimage 截图超时")
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return False
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except Exception as e:
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if log_callback:
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log_callback(f"wkhtmltoimage 截图异常: {e}")
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return False
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def take_screenshot(
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username: str,
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password: str,
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browse_type: str = "应读",
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remark: str = "",
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log_callback: Optional[Callable] = None,
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proxy_config: Optional[dict] = None,
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) -> ScreenshotResult:
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"""
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为账号执行完整的截图流程
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Args:
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username: 用户名
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password: 密码
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browse_type: 浏览类型
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remark: 账号备注（用于文件名）
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log_callback: 日志回调
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proxy_config: 代理配置
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Returns:
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截图结果
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"""
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from config import get_config, SCREENSHOTS_DIR
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config = get_config()
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result = ScreenshotResult(success=False)
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def log(msg: str):
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if log_callback:
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log_callback(msg)
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# 确保截图目录存在
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SCREENSHOTS_DIR.mkdir(exist_ok=True)
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# 获取或刷新cookies
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cookie_path = get_cookie_jar_path(username)
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proxy_server = proxy_config.get("server") if proxy_config else None
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if not is_cookie_jar_fresh(cookie_path):
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log("正在登录获取Cookie...")
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with APIBrowser(log_callback=log, proxy_config=proxy_config) as browser:
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if not browser.login(username, password):
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result.error_message = "登录失败"
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return result
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if not browser.save_cookies_for_screenshot(username):
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result.error_message = "保存Cookie失败"
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return result
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log(f"导航到 '{browse_type}' 页面...")
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# 构建截图URL
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from urllib.parse import urlsplit
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parsed = urlsplit(config.zsgl.login_url)
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base = f"{parsed.scheme}://{parsed.netloc}"
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bz = 0 # 应读
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target_url = f"{base}/admin/center.aspx?bz={bz}"
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index_url = f"{base}/admin/index.aspx"
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# 生成文件名
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timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
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account_name = remark if remark else username
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screenshot_filename = f"{account_name}_{browse_type}_{timestamp}.jpg"
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screenshot_path = str(SCREENSHOTS_DIR / screenshot_filename)
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# 构建JavaScript注入脚本（用于正确显示页面）
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run_script = (
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"(function(){"
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"function done(){window.status='ready';}"
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"function ensureNav(){try{if(typeof loadMenuTree==='function'){loadMenuTree(true);}}catch(e){}}"
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"function expandMenu(){"
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"try{var body=document.body;if(body&&body.classList.contains('lay-mini')){body.classList.remove('lay-mini');}}catch(e){}"
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"try{if(typeof mainPageResize==='function'){mainPageResize();}}catch(e){}"
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"}"
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"function navReady(){"
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"try{var nav=document.getElementById('sidebar-nav');return nav && nav.querySelectorAll('a').length>0;}catch(e){return false;}"
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"}"
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"function frameReady(){"
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"try{var f=document.getElementById('mainframe');return f && f.contentDocument && f.contentDocument.readyState==='complete';}catch(e){return false;}"
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"}"
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"function check(){"
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"if(navReady() && frameReady()){done();return;}"
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"setTimeout(check,300);"
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"}"
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"var f=document.getElementById('mainframe');"
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"ensureNav();"
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"expandMenu();"
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"if(!f){done();return;}"
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f"f.src='{target_url}';"
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"f.onload=function(){ensureNav();expandMenu();setTimeout(check,300);};"
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"setTimeout(check,5000);"
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"})();"
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)
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# 尝试截图（先尝试完整页面，失败则直接截目标页）
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log("正在截图...")
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cookies_for_shot = cookie_path if is_cookie_jar_fresh(cookie_path) else None
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success = take_screenshot_wkhtmltoimage(
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index_url,
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screenshot_path,
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cookies_path=cookies_for_shot,
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proxy_server=proxy_server,
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run_script=run_script,
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window_status="ready",
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log_callback=log,
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)
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if not success:
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# 备选：直接截目标页
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log("尝试直接截图目标页...")
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success = take_screenshot_wkhtmltoimage(
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target_url,
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screenshot_path,
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cookies_path=cookies_for_shot,
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proxy_server=proxy_server,
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log_callback=log,
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)
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if success and os.path.exists(screenshot_path) and os.path.getsize(screenshot_path) > 1000:
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log(f"[OK] 截图成功: {screenshot_filename}")
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result.success = True
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result.filename = screenshot_filename
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result.filepath = screenshot_path
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else:
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result.error_message = "截图失败"
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if os.path.exists(screenshot_path):
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os.remove(screenshot_path)
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return result
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