contentdb/app/blueprints/api/endpoints.py

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# ContentDB
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# Copyright (C) 2018-21 rubenwardy
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#
# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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from flask import request, jsonify, current_app, abort
from flask_login import current_user, login_required
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from sqlalchemy.sql.expression import func
from app import csrf
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from app.utils.markdown import render_markdown
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from app.models import Tag, PackageState, PackageType, Package, db, PackageRelease, Permission, ForumTopic, MinetestRelease, APIToken, PackageScreenshot, License, ContentWarning
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from app.querybuilder import QueryBuilder
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from app.utils import is_package_page
from . import bp
from .auth import is_api_authd
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from .support import error, api_create_vcs_release, api_create_zip_release, api_create_screenshot, api_order_screenshots, api_edit_package
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@bp.route("/api/packages/")
def packages():
qb = QueryBuilder(request.args)
query = qb.buildPackageQuery()
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if request.args.get("fmt") == "keys":
return jsonify([package.getAsDictionaryKey() for package in query.all()])
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pkgs = qb.convertToDictionary(query.all())
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if "engine_version" in request.args or "protocol_version" in request.args:
pkgs = [package for package in pkgs if package.get("release")]
return jsonify(pkgs)
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@bp.route("/api/packages/<author>/<name>/")
@is_package_page
def package(package):
return jsonify(package.getAsDictionary(current_app.config["BASE_URL"]))
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@bp.route("/api/packages/<author>/<name>/", methods=["PUT"])
@csrf.exempt
@is_package_page
@is_api_authd
def edit_package(token, package):
if not token:
error(401, "Authentication needed")
return api_edit_package(token, package, request.json)
def resolve_package_deps(out, package, only_hard):
id = package.getId()
if id in out:
return
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ret = []
out[id] = ret
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for dep in package.dependencies:
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if only_hard and dep.optional:
continue
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if dep.package:
name = dep.package.name
fulfilled_by = [ dep.package.getId() ]
resolve_package_deps(out, dep.package, only_hard)
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elif dep.meta_package:
name = dep.meta_package.name
fulfilled_by = [ pkg.getId() for pkg in dep.meta_package.packages]
# TODO: resolve most likely candidate
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else:
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raise Exception("Malformed dependency")
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ret.append({
"name": name,
"is_optional": dep.optional,
"packages": fulfilled_by
})
@bp.route("/api/packages/<author>/<name>/dependencies/")
@is_package_page
def package_dependencies(package):
only_hard = request.args.get("only_hard")
out = {}
resolve_package_deps(out, package, only_hard)
return jsonify(out)
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@bp.route("/api/topics/")
def topics():
qb = QueryBuilder(request.args)
query = qb.buildTopicQuery(show_added=True)
return jsonify([t.getAsDictionary() for t in query.all()])
@bp.route("/api/topic_discard/", methods=["POST"])
@login_required
def topic_set_discard():
tid = request.args.get("tid")
discard = request.args.get("discard")
if tid is None or discard is None:
abort(400)
topic = ForumTopic.query.get(tid)
if not topic.checkPerm(current_user, Permission.TOPIC_DISCARD):
abort(403)
topic.discarded = discard == "true"
db.session.commit()
return jsonify(topic.getAsDictionary())
@bp.route("/api/whoami/")
@is_api_authd
def whoami(token):
if token is None:
return jsonify({ "is_authenticated": False, "username": None })
else:
return jsonify({ "is_authenticated": True, "username": token.owner.username })
@bp.route("/api/markdown/", methods=["POST"])
@csrf.exempt
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def markdown():
return render_markdown(request.data.decode("utf-8"))
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@bp.route("/api/packages/<author>/<name>/releases/")
@is_package_page
def list_releases(package):
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return jsonify([ rel.getAsDictionary() for rel in package.releases.all() ])
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@bp.route("/api/packages/<author>/<name>/releases/new/", methods=["POST"])
@csrf.exempt
@is_package_page
@is_api_authd
def create_release(token, package):
if not token:
error(401, "Authentication needed")
if not package.checkPerm(token.owner, Permission.APPROVE_RELEASE):
error(403, "You do not have the permission to approve releases")
data = request.json or request.form
if "title" not in data:
error(400, "Title is required in the POST data")
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if data.get("method") == "git":
for option in ["method", "ref"]:
if option not in data:
error(400, option + " is required in the POST data")
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return api_create_vcs_release(token, package, data["title"], data["ref"])
elif request.files:
file = request.files.get("file")
if file is None:
error(400, "Missing 'file' in multipart body")
commit_hash = data.get("commit")
return api_create_zip_release(token, package, data["title"], file, None, None, "API", commit_hash)
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else:
error(400, "Unknown release-creation method. Specify the method or provide a file.")
@bp.route("/api/packages/<author>/<name>/releases/<int:id>/")
@is_package_page
def release(package: Package, id: int):
release = PackageRelease.query.get(id)
if release is None or release.package != package:
error(404, "Release not found")
return jsonify(release.getAsDictionary())
@bp.route("/api/packages/<author>/<name>/releases/<int:id>/", methods=["DELETE"])
@csrf.exempt
@is_package_page
@is_api_authd
def delete_release(token: APIToken, package: Package, id: int):
release = PackageRelease.query.get(id)
if release is None or release.package != package:
error(404, "Release not found")
if not token:
error(401, "Authentication needed")
if not token.canOperateOnPackage(package):
error(403, "API token does not have access to the package")
if not release.checkPerm(token.owner, Permission.DELETE_RELEASE):
error(403, "Unable to delete the release, make sure there's a newer release available")
db.session.delete(release)
db.session.commit()
return jsonify({"success": True})
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@bp.route("/api/packages/<author>/<name>/screenshots/")
@is_package_page
def list_screenshots(package):
screenshots = package.screenshots.all()
return jsonify([ss.getAsDictionary(current_app.config["BASE_URL"]) for ss in screenshots])
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@bp.route("/api/packages/<author>/<name>/screenshots/new/", methods=["POST"])
@csrf.exempt
@is_package_page
@is_api_authd
def create_screenshot(token: APIToken, package: Package):
if not token:
error(401, "Authentication needed")
if not package.checkPerm(token.owner, Permission.ADD_SCREENSHOTS):
error(403, "You do not have the permission to create screenshots")
data = request.form
if "title" not in data:
error(400, "Title is required in the POST data")
file = request.files.get("file")
if file is None:
error(400, "Missing 'file' in multipart body")
return api_create_screenshot(token, package, data["title"], file)
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@bp.route("/api/packages/<author>/<name>/screenshots/<int:id>/")
@is_package_page
def screenshot(package, id):
ss = PackageScreenshot.query.get(id)
if ss is None or ss.package != package:
error(404, "Screenshot not found")
return jsonify(ss.getAsDictionary(current_app.config["BASE_URL"]))
@bp.route("/api/packages/<author>/<name>/screenshots/<int:id>/", methods=["DELETE"])
@csrf.exempt
@is_package_page
@is_api_authd
def delete_screenshot(token: APIToken, package: Package, id: int):
ss = PackageScreenshot.query.get(id)
if ss is None or ss.package != package:
error(404, "Screenshot not found")
if not token:
error(401, "Authentication needed")
if not package.checkPerm(token.owner, Permission.ADD_SCREENSHOTS):
error(403, "You do not have the permission to delete screenshots")
if not token.canOperateOnPackage(package):
error(403, "API token does not have access to the package")
if package.cover_image == ss:
package.cover_image = None
db.session.merge(package)
db.session.delete(ss)
db.session.commit()
return jsonify({ "success": True })
@bp.route("/api/packages/<author>/<name>/screenshots/order/", methods=["POST"])
@csrf.exempt
@is_package_page
@is_api_authd
def order_screenshots(token: APIToken, package: Package):
if not token:
error(401, "Authentication needed")
if not package.checkPerm(token.owner, Permission.ADD_SCREENSHOTS):
error(403, "You do not have the permission to delete screenshots")
if not token.canOperateOnPackage(package):
error(403, "API token does not have access to the package")
json = request.json
if json is None or not isinstance(json, list):
error(400, "Expected order body to be array")
return api_order_screenshots(token, package, request.json)
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@bp.route("/api/scores/")
def package_scores():
qb = QueryBuilder(request.args)
query = qb.buildPackageQuery()
pkgs = [package.getScoreDict() for package in query.all()]
return jsonify(pkgs)
@bp.route("/api/tags/")
def tags():
return jsonify([tag.getAsDictionary() for tag in Tag.query.all() ])
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@bp.route("/api/content_warnings/")
def content_warnings():
return jsonify([warning.getAsDictionary() for warning in ContentWarning.query.all() ])
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@bp.route("/api/licenses/")
def licenses():
return jsonify([ { "name": license.name, "is_foss": license.is_foss } \
for license in License.query.order_by(db.asc(License.name)).all() ])
@bp.route("/api/homepage/")
def homepage():
query = Package.query.filter_by(state=PackageState.APPROVED)
count = query.count()
new = query.order_by(db.desc(Package.approved_at)).limit(4).all()
pop_mod = query.filter_by(type=PackageType.MOD).order_by(db.desc(Package.score)).limit(8).all()
pop_gam = query.filter_by(type=PackageType.GAME).order_by(db.desc(Package.score)).limit(8).all()
pop_txp = query.filter_by(type=PackageType.TXP).order_by(db.desc(Package.score)).limit(8).all()
high_reviewed = query.order_by(db.desc(Package.score - Package.score_downloads)) \
.filter(Package.reviews.any()).limit(4).all()
updated = db.session.query(Package).select_from(PackageRelease).join(Package) \
.filter_by(state=PackageState.APPROVED) \
.order_by(db.desc(PackageRelease.releaseDate)) \
.limit(20).all()
updated = updated[:4]
downloads_result = db.session.query(func.sum(Package.downloads)).one_or_none()
downloads = 0 if not downloads_result or not downloads_result[0] else downloads_result[0]
def mapPackages(packages):
return [pkg.getAsDictionaryKey() for pkg in packages]
return {
"count": count,
"downloads": downloads,
"new": mapPackages(new),
"updated": mapPackages(updated),
"pop_mod": mapPackages(pop_mod),
"pop_txp": mapPackages(pop_txp),
"pop_game": mapPackages(pop_gam),
"high_reviewed": mapPackages(high_reviewed)
}
@bp.route("/api/minetest_versions/")
def versions():
return jsonify([rel.getAsDictionary() \
for rel in MinetestRelease.query.all() if rel.getActual() is not None])