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SaaS-PDF/backend/app/routes/compress_image.py
Your Name efb6854741 chore: add @doist/todoist-ai
dependency to package.json
اول دفعة من التطوير
2026-04-03 00:28:00 +02:00

83 lines
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Python

"""Image compression routes."""
import os
from flask import Blueprint, request, jsonify
from app.extensions import limiter
from app.services.policy_service import (
assert_quota_available,
build_task_tracking_kwargs,
PolicyError,
record_accepted_usage,
resolve_web_actor,
validate_actor_file,
)
from app.services.quote_service import create_quote, QuoteError
from app.utils.file_validator import FileValidationError
from app.utils.sanitizer import generate_safe_path
from app.tasks.compress_image_tasks import compress_image_task
compress_image_bp = Blueprint("compress_image", __name__)
ALLOWED_IMAGE_TYPES = ["png", "jpg", "jpeg", "webp"]
@compress_image_bp.route("/compress", methods=["POST"])
@limiter.limit("10/minute")
def compress_image_route():
"""
Compress an image file.
Accepts: multipart/form-data with:
- 'file': Image file (PNG, JPG, JPEG, WebP)
- 'quality' (optional): Quality 1-100 (default: 75)
Returns: JSON with task_id for polling
"""
if "file" not in request.files:
return jsonify({"error": "No file provided."}), 400
file = request.files["file"]
quality = request.form.get("quality", "75")
try:
quality = max(1, min(100, int(quality)))
except ValueError:
quality = 75
actor = resolve_web_actor()
try:
assert_quota_available(actor, tool="compress-image")
except PolicyError as e:
return jsonify({"error": e.message}), e.status_code
try:
original_filename, ext = validate_actor_file(
file, allowed_types=ALLOWED_IMAGE_TYPES, actor=actor
)
except FileValidationError as e:
return jsonify({"error": e.message}), e.code
task_id, input_path = generate_safe_path(ext, folder_type="upload")
file.save(input_path)
file_size_kb = os.path.getsize(input_path) / 1024
try:
quote = create_quote(actor.user_id, actor.plan, "compress-image", file_size_kb=file_size_kb)
except QuoteError as e:
return jsonify({"error": e.message}), e.status_code
task = compress_image_task.delay(
input_path,
task_id,
original_filename,
quality,
**build_task_tracking_kwargs(actor),
)
record_accepted_usage(actor, "compress-image", task.id, quote=quote)
return jsonify({
"task_id": task.id,
"message": "Image compression started. Poll /api/tasks/{task_id}/status for progress.",
"quote": quote.to_dict(),
}), 202