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app.py
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199
app.py
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from flask import Flask, render_template, request, jsonify, send_file
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from io import BytesIO
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import requests
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from bs4 import BeautifulSoup
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import urllib.parse
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import time
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import random
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import os
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app = Flask(__name__)
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# Request settings
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REQUEST_DELAY = 3.0 # seconds
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last_request_time = 0
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# Extended list of user agents
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USER_AGENTS = [
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'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36',
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'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36',
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'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1.1 Safari/605.1.15',
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'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36',
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'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:89.0) Gecko/20100101 Firefox/89.0',
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'Mozilla/5.0 (iPhone; CPU iPhone OS 14_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1.1 Mobile/15E148 Safari/604.1',
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'Mozilla/5.0 (iPad; CPU OS 14_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1.1 Mobile/15E148 Safari/604.1',
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'Mozilla/5.0 (Linux; Android 11; SM-G975F) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Mobile Safari/537.36',
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'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:89.0) Gecko/20100101 Firefox/89.0',
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'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36'
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]
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def polite_request(url):
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global last_request_time
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now = time.time()
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elapsed = now - last_request_time
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if elapsed < REQUEST_DELAY:
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time.sleep(REQUEST_DELAY - elapsed)
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headers = {
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'User-Agent': random.choice(USER_AGENTS),
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'Referer': 'https://downloads.khinsider.com/',
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'Accept-Language': 'en-US,en;q=0.5',
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'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
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'Accept-Encoding': 'gzip, deflate, br'
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}
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proxies = {}
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if os.getenv('HTTP_PROXY'):
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proxies['http'] = os.getenv('HTTP_PROXY')
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if os.getenv('HTTPS_PROXY'):
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proxies['https'] = os.getenv('HTTPS_PROXY')
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try:
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with requests.Session() as session:
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response = session.get(
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url,
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headers=headers,
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proxies=proxies if proxies else None,
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timeout=10
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)
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response.raise_for_status()
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return response
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finally:
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last_request_time = time.time()
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@app.route('/')
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def index():
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return render_template('index.html')
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@app.route("/search")
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def search():
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query = request.args.get("q", "").strip()
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if not query or len(query) < 3:
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return jsonify({"error": "Query must be at least 3 characters"}), 400
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results = search_for_album(query)
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return jsonify({
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"results": results,
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"count": len(results)
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})
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@app.route('/album')
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def album():
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album_url = request.args.get('url')
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if not album_url:
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return jsonify({'error': 'Missing album URL'}), 400
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tracks = get_album_tracks(album_url)
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return jsonify(tracks)
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@app.route('/download')
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def download():
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track_url = request.args.get('url')
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if not track_url:
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return jsonify({'error': 'Missing track URL'}), 400
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direct_url = get_download_url(track_url)
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if not direct_url:
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return jsonify({'error': 'Could not find download link'}), 404
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try:
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response = polite_request(direct_url)
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response.raise_for_status()
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buffer = BytesIO()
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for chunk in response.iter_content(chunk_size=8192):
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if chunk:
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buffer.write(chunk)
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buffer.seek(0)
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filename = urllib.parse.unquote(direct_url.split('/')[-1])
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return send_file(
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buffer,
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as_attachment=True,
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download_name=filename,
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mimetype='audio/mpeg' if filename.endswith('.mp3') else 'audio/flac',
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conditional=False
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)
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except Exception as e:
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return jsonify({'error': str(e)}), 500
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def search_for_album(query):
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try:
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search_url = f"https://downloads.khinsider.com/search?search={urllib.parse.quote(query)}"
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response = polite_request(search_url)
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soup = BeautifulSoup(response.text, 'html.parser')
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albums = []
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for row in soup.select('table.albumList tr:not(:first-child)'):
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album_link = row.select_one('td:nth-of-type(2) a')
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if not album_link:
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continue
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album_name = album_link.text.strip()
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album_url = f"https://downloads.khinsider.com{album_link['href']}"
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albums.append({
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"name": album_name,
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"url": album_url
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})
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seen = set()
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return [x for x in albums if not (x['url'] in seen or seen.add(x['url']))]
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except Exception as e:
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print(f"Search error: {str(e)}")
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return []
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def get_album_tracks(album_url):
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try:
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response = polite_request(album_url)
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soup = BeautifulSoup(response.text, 'html.parser')
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tracks = []
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for row in soup.select('table#songlist tr:has(a[href$=".mp3"]), table#songlist tr:has(a[href$=".flac"])'):
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link = row.find('a', href=True)
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if link and (link['href'].endswith('.mp3') or link['href'].endswith('.flac')):
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track_url = link['href'] if link['href'].startswith('http') else f"https://downloads.khinsider.com{link['href']}"
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tracks.append({
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'name': link.text.strip(),
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'url': track_url,
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'format': 'flac' if link['href'].lower().endswith('.flac') else 'mp3'
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})
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return tracks
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except Exception as e:
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print(f"Album error: {str(e)}")
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return []
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def get_download_url(track_page_url):
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try:
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response = polite_request(track_page_url)
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soup = BeautifulSoup(response.text, 'html.parser')
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audio_links = []
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for link in soup.find_all('a', href=True):
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href = link['href']
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if href.endswith(('.mp3', '.flac')):
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decoded_url = urllib.parse.unquote(href)
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if not decoded_url.startswith('http'):
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decoded_url = f"https://downloads.khinsider.com{decoded_url}"
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audio_links.append(decoded_url)
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flac_links = [link for link in audio_links if link.endswith('.flac')]
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if flac_links:
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return flac_links[0]
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mp3_links = [link for link in audio_links if link.endswith('.mp3')]
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if mp3_links:
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return mp3_links[0]
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return None
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except Exception as e:
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print(f"Download URL error: {str(e)}")
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return None
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if __name__ == '__main__':
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app.run(host='127.0.0.1', port=5000, debug=true)
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