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130 lines
3.8 KiB
130 lines
3.8 KiB
# ============================================
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# File: bookscraper/app.py (ASYNC SCRAPING)
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# ============================================
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from dotenv import load_dotenv
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load_dotenv()
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print(">>> [WEB] Importing celery_app …")
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from celery_app import celery_app
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from flask import Flask, render_template, request, jsonify
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from scraper.logger import log_debug
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# Abort + Progress (per book_id)
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from scraper.abort import set_abort
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from scraper.progress import get_progress
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# UI LOGS (GLOBAL — no book_id)
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from scraper.ui_log import get_ui_logs
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from celery.result import AsyncResult
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# ⬇⬇⬇ TOEGEVOEGD voor cover-serving
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from flask import send_from_directory
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import os
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app = Flask(__name__)
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# =====================================================
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# STATIC FILE SERVING FOR OUTPUT ← TOEGEVOEGD
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# =====================================================
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OUTPUT_ROOT = os.getenv("BOOKSCRAPER_OUTPUT_DIR", "output")
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@app.route("/output/<path:filename>")
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def serve_output(filename):
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"""Serve output files such as cover.jpg and volumes."""
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return send_from_directory(OUTPUT_ROOT, filename, as_attachment=False)
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# =====================================================
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# HOME PAGE
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# =====================================================
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@app.route("/", methods=["GET"])
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def index():
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return render_template("index.html")
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# =====================================================
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# START SCRAPING (async via Celery)
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# =====================================================
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@app.route("/start", methods=["POST"])
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def start_scraping():
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url = request.form.get("url", "").strip()
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if not url:
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return render_template("result.html", error="Geen URL opgegeven.")
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log_debug(f"[WEB] Scraping via Celery: {url}")
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async_result = celery_app.send_task(
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"scraper.tasks.scraping.start_scrape_book",
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args=[url],
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queue="scraping",
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)
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return render_template(
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"result.html",
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message="Scraping gestart.",
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scraping_task_id=async_result.id,
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# voor result.html cover rendering
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book_title=None,
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)
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# =====================================================
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# ABORT (per book_id)
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# =====================================================
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@app.route("/abort/<book_id>", methods=["POST"])
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def abort_download(book_id):
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log_debug(f"[WEB] Abort requested for book: {book_id}")
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set_abort(book_id)
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return jsonify({"status": "ok", "aborted": book_id})
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# =====================================================
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# PROGRESS (per book_id)
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# =====================================================
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@app.route("/progress/<book_id>", methods=["GET"])
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def progress(book_id):
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return jsonify(get_progress(book_id))
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# =====================================================
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# LOGS — GLOBAL UI LOGS
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# =====================================================
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@app.route("/logs", methods=["GET"])
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def logs():
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return jsonify({"logs": get_ui_logs()})
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# =====================================================
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# CELERY RESULT → return book_id when scraping finishes
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# =====================================================
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@app.route("/celery-result/<task_id>", methods=["GET"])
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def celery_result(task_id):
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result = AsyncResult(task_id, app=celery_app)
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if result.successful():
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return jsonify({"ready": True, "result": result.get()})
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if result.failed():
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return jsonify({"ready": True, "error": "failed"})
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return jsonify({"ready": False})
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# =====================================================
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# RUN FLASK
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# =====================================================
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if __name__ == "__main__":
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debug = os.getenv("FLASK_DEBUG", "0") == "1"
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host = os.getenv("HOST", "0.0.0.0")
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port = int(os.getenv("PORT", "5000"))
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log_debug(f"[WEB] Starting Flask server on {host}:{port}, debug={debug}")
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app.run(host=host, port=port, debug=debug)
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