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Add a super fast latest release API
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@ -21,7 +21,7 @@ from typing import List
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import flask_sqlalchemy
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from flask import request, jsonify, current_app, Response
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from flask_login import current_user, login_required
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from sqlalchemy import and_
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from sqlalchemy import and_, or_
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from sqlalchemy.orm import joinedload
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from sqlalchemy.sql.expression import func
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@ -826,3 +826,46 @@ def collection_view(author, name):
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ret = collection.as_dict()
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ret["items"] = [x.as_dict() for x in items]
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return jsonify(ret)
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@bp.route("/api/updates/")
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def updates():
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protocol_version = get_int_or_abort(request.args.get("protocol_version"))
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minetest_version = request.args.get("engine_version")
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if protocol_version or minetest_version:
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version = MinetestRelease.get(minetest_version, protocol_version)
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else:
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version = None
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# Subquery to get the latest release for each package
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latest_release_query = (db.session.query(
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PackageRelease.package_id,
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func.max(PackageRelease.id).label('max_release_id'))
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.select_from(PackageRelease)
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.filter(PackageRelease.approved == True))
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if version:
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latest_release_query = (latest_release_query
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.filter(or_(PackageRelease.min_rel_id == None,
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PackageRelease.min_rel_id <= version.id))
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.filter(or_(PackageRelease.max_rel_id == None,
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PackageRelease.max_rel_id >= version.id)))
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latest_release_subquery = (
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latest_release_query
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.group_by(PackageRelease.package_id)
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.subquery()
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)
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# Get package id and latest release
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query = (db.session.query(User.username, Package.name, latest_release_subquery.c.max_release_id)
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.select_from(Package)
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.join(User, Package.author)
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.join(latest_release_subquery, Package.id == latest_release_subquery.c.package_id)
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.filter(Package.state == PackageState.APPROVED)).all()
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ret = {}
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for author_username, package_name, release_id in query:
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ret[f"{author_username}/{package_name}"] = release_id
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return jsonify(ret)
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@ -209,6 +209,11 @@ Supported query parameters:
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* `author`: author username
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* `name`: technical name
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* `type`: `mod`, `game`, or `txp`
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* GET `/api/updates/` (Look-up table)
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* Returns a look-up table from package key (`author/name`) to latest release id
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* Query arguments
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* `protocol_version`: Only show packages supported by this Minetest protocol version.
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* `engine_version`: Only show packages supported by this Minetest engine version, eg: `5.3.0`.
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* GET `/api/packages/<username>/<name>/releases/` (List)
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* Returns array of release dictionaries, see above, but without package info.
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* GET `/api/packages/<username>/<name>/releases/<id>/` (Read)
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