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优化高分屏适配,对程序的部分界面进行调整 Co-Authored-By: 肥宅水水呀 <[email protected]>
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# 版本:1.2 | ||
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# 导入相关库 | ||
import tkinter as tk | ||
from tkinter import ttk, messagebox, filedialog | ||
import threading | ||
import requests | ||
import os | ||
import json | ||
import pyperclip | ||
import win32print,win32gui,win32con,win32api,ctypes | ||
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# 定义解析URL的函数 | ||
def analyze(url): | ||
try: | ||
# 提取URL中的contentId | ||
for q in url[url.find('?') + 1:].split('&'): | ||
if q.split('=')[0] == 'contentId': | ||
contentId = q.split('=')[1] | ||
break | ||
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response = requests.get(f"https://s-file-1.ykt.cbern.com.cn/zxx/ndrv2/resources/tch_material/details/{contentId}.json") | ||
data = json.loads(response.text) | ||
for item in list(data["ti_items"]): | ||
if item["lc_ti_format"] == "pdf": # 找到存有PDF链接列表的项 | ||
pdf_url = item["ti_storages"][0].replace("-private","") # 获取并构建PDF的URL | ||
break | ||
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return pdf_url, contentId | ||
except: | ||
return None, None # 如果解析失败,返回None | ||
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# 获取默认文件名 | ||
def get_default_filename(contentId): | ||
response = requests.get(f"https://s-file-1.ykt.cbern.com.cn/zxx/ndrv2/resources/tch_material/details/{contentId}.json") | ||
try: | ||
data = json.loads(response.text) | ||
return data["title"] # 返回教材标题 | ||
except: | ||
return None | ||
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# 下载文件的函数 | ||
def download_file(url, save_path): | ||
response = requests.get(url, stream=True) | ||
with open(save_path, 'wb') as file: | ||
for chunk in response.iter_content(chunk_size=8192): # 分块下载 | ||
file.write(chunk) | ||
messagebox.showinfo("完成", f"文件已下载到:{save_path}") # 显示完成对话框 | ||
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# 解析并复制链接的函数 | ||
def analyze_and_copy(): | ||
urls = [line.strip() for line in url_text.get("1.0", tk.END).splitlines() if line.strip()] # 获取所有非空行 | ||
pdf_links = [] | ||
failed_links = [] | ||
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for url in urls: | ||
pdf_url, _ = analyze(url) | ||
if not pdf_url: | ||
failed_links.append(url) # 添加到失败链接 | ||
continue | ||
pdf_links.append(pdf_url) | ||
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if failed_links: | ||
failed_msg = "以下链接无法解析:\n" + '\n'.join(failed_links) | ||
messagebox.showwarning("警告", failed_msg) # 显示警告对话框 | ||
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if pdf_links: | ||
pyperclip.copy("\n".join(pdf_links)) # 将链接复制到剪贴板 | ||
messagebox.showinfo("提示", "PDF链接已复制到剪贴板") | ||
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# 下载PDF文件的函数 | ||
def download(): | ||
urls = [line.strip() for line in url_text.get("1.0", tk.END).splitlines() if line.strip()] # 获取所有非空行 | ||
failed_links = [] | ||
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if len(urls) > 1: | ||
messagebox.showinfo("提示", "您选择了多个链接,将在选定的文件夹中使用教材名称作为文件名进行下载。") | ||
dir_path = filedialog.askdirectory().replace("/","\\") # 选择文件夹 | ||
if not dir_path: | ||
return | ||
else: | ||
dir_path = None | ||
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for url in urls: | ||
pdf_url, contentId = analyze(url) | ||
if not pdf_url: | ||
failed_links.append(url) # 添加到失败链接 | ||
continue | ||
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if dir_path: | ||
default_filename = get_default_filename(contentId) or "download" | ||
save_path = os.path.join(dir_path, f"{default_filename}.pdf") # 构造完整路径 | ||
else: | ||
default_filename = get_default_filename(contentId) or "download" | ||
save_path = filedialog.asksaveasfilename(defaultextension=".pdf", filetypes=[("PDF files", "*.pdf"), ("All files", "*.*")], initialfile=default_filename).replace("/","\\") # 选择保存路径 | ||
if not save_path: | ||
return | ||
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threading.Thread(target=download_file, args=(pdf_url, save_path)).start() # 开始下载 | ||
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if failed_links: | ||
failed_msg = "以下链接无法解析:\n" + '\n'.join(failed_links) | ||
messagebox.showwarning("警告", failed_msg) # 显示警告对话框 | ||
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scale = round(win32print.GetDeviceCaps(win32gui.GetDC(0), win32con.DESKTOPHORZRES) / win32api.GetSystemMetrics(0), 2) # 获取屏幕缩放比例 | ||
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# GUI | ||
root = tk.Tk() | ||
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#----------高DPI适配start--------- | ||
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#获得当前的缩放因子 | ||
ScaleFactor=round(win32print.GetDeviceCaps(win32gui.GetDC(0), win32con.DESKTOPHORZRES) / win32api.GetSystemMetrics (0), 2) | ||
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#调用api设置成由应用程序缩放 | ||
try: # 系统版本 >= win 8.1 | ||
ctypes.windll.shcore.SetProcessDpiAwareness(2) | ||
except: # 系统版本 <= win 8.0 | ||
ctypes.windll.user32.SetProcessDPIAware() | ||
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#设置缩放因子 | ||
root.tk.call('tk', 'scaling', ScaleFactor/0.75) | ||
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#----------高DPI适配end--------- | ||
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root.title("国家中小学智慧教育平台 电子课本解析") # 设置窗口标题 | ||
# root.geometry("900x600") # 设置窗口大小 | ||
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# 创建一个容器框架 | ||
container_frame = ttk.Frame(root) | ||
container_frame.pack(anchor='center',expand='yes', padx=int(20*scale), pady=int(20*scale)) # 容器的中心位置放置,允许组件在容器中扩展,水平外边距40,垂直为边距40 | ||
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title_label = ttk.Label(container_frame, text="国家中小学智慧教育平台 电子课本解析", font=("微软雅黑", 16, "bold")) # 添加标题标签 | ||
title_label.pack(pady=int(5*scale)) # 设置垂直外边距(跟随缩放) | ||
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description = '''请在下面的文本框中粘贴一个或多个课本原网址(支持批量每个URL一行)。 | ||
例如: | ||
https://basic.smartedu.cn/tchMaterial/detail?contentType= | ||
assets_document&contentId=b8e9a3fe-dae7-49c0-86cb-d146f88 | ||
3fd8e&catalogType=tchMaterial&subCatalog=tchMaterial | ||
点击下载按钮后,程序会解析并下载所有PDF文件。''' | ||
description_label = ttk.Label(container_frame, text=description, justify="left") # 添加描述标签 | ||
description_label.pack(pady=int(5*scale)) # 设置垂直外边距(跟随缩放) | ||
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url_text = tk.Text(container_frame, width=70, height=12) # 添加URL输入框,长度和宽度不使用缩放!!! | ||
url_text.pack(padx=int(15*scale), pady=int(15*scale)) # 设置水平外边距、垂直外边距(跟随缩放) | ||
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download_btn = ttk.Button(container_frame, text="下载", command=download) # 添加下载按钮 | ||
download_btn.pack(side="left", padx=int(40*scale), pady=int(5*scale), ipady=int(5*scale)) # 设置水平外边距、垂直外边距(跟随缩放),设置按钮高度(跟随缩放) | ||
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copy_btn = ttk.Button(container_frame, text="解析并复制", command=analyze_and_copy) # 添加“解析并复制”按钮 | ||
copy_btn.pack(side="right", padx=int(40*scale), pady=int(5*scale), ipady=int(5*scale)) # 设置水平外边距、垂直外边距(跟随缩放),设置按钮高度(跟随缩放) | ||
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root.mainloop() # 开始主循环 |