def verify_integrity(self) -> Dict: """Verify downloaded files exist and have reasonable size""" results = 'valid': [], 'corrupt': [], 'missing': [] for filepath in self.output_dir.glob("*.mp3"): if filepath.stat().st_size < 1024: # Less than 1KB is likely corrupt results['corrupt'].append(filepath.name) else: results['valid'].append(filepath.name) return results # web_app.py from flask import Flask, render_template, request, jsonify, send_file from flask_cors import CORS import zipfile import tempfile from pathlib import Path app = Flask( name ) CORS(app) downloader = AssimilAudioDownloader()
<div class="content"> <div class="download-options"> <div class="option-card"> <h3>📚 Download by Range</h3> <div class="range-selector"> <input type="number" id="startLesson" placeholder="Start" min="1" max="113"> <input type="number" id="endLesson" placeholder="End" min="1" max="113"> </div> <button class="btn" onclick="downloadRange()">Download Range</button> </div> <div class="option-card"> <h3>🎯 Quick Presets</h3> <button class="btn" onclick="selectAll()" style="margin:5px">All Lessons</button> <button class="btn" onclick="selectFirstHalf()" style="margin:5px">Lessons 1-56</button> <button class="btn" onclick="selectSecondHalf()" style="margin:5px">Lessons 57-113</button> </div> </div> <h3>📖 Select Individual Lessons:</h3> <div class="lesson-grid" id="lessonGrid"> <!-- JavaScript will populate this --> </div> <div style="display: flex; gap: 10px; margin-top: 20px;"> <button class="btn" onclick="downloadSelected()">⬇️ Download Selected</button> <button class="btn" onclick="downloadAsZip()">📦 Download as ZIP</button> <button class="btn" onclick="selectAll()">✓ Select All</button> <button class="btn" onclick="clearSelection()">✗ Clear All</button> </div> <div class="progress-bar" id="progressBar" style="display:none"> <div class="progress-fill" id="progressFill">0%</div> </div> <div class="status" id="status"></div> </div> </div> Assimil German With Ease Audio Download
def __init__(self, output_dir: str = "./assimil_audio"): self.output_dir = Path(output_dir) self.output_dir.mkdir(exist_ok=True) self.session = requests.Session() self.session.headers.update( 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36' ) def load_lesson_data(self, json_file: str) -> Dict: """Load lesson metadata from JSON configuration""" with open(json_file, 'r', encoding='utf-8') as f: return json.load(f) def verify_integrity(self) ->
def download_audio(self, url: str, filename: str, progress_callback=None) -> bool: """Download single audio file with progress tracking""" try: response = self.session.get(url, stream=True) response.raise_for_status() total_size = int(response.headers.get('content-length', 0)) filepath = self.output_dir / filename downloaded = 0 with open(filepath, 'wb') as f: for chunk in response.iter_content(chunk_size=8192): if chunk: f.write(chunk) downloaded += len(chunk) if progress_callback and total_size: progress = (downloaded / total_size) * 100 progress_callback(filename, progress) return True except Exception as e: print(f"Error downloading filename: e") return False 📚 Download by Range<