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import base64
import json
import pygit2
from flask import Blueprint, current_app, request, send_file, abort
from gitsrht.annotations import validate_annotation
from gitsrht.blueprints.repo import lookup_ref, get_log, collect_refs
from gitsrht.git import Repository as GitRepository, commit_time, annotate_tree
from gitsrht.webhooks import RepoWebhook
from io import BytesIO
from scmsrht.blueprints.api import get_user, get_repo
from scmsrht.redis import redis
from srht.api import paginated_response
from srht.oauth import current_token, oauth
from srht.validation import Validation
data = Blueprint("api.data", __name__)
def commit_to_dict(c):
return {
"id": str(c.id),
"short_id": c.short_id,
"author": {
"email": c.author.email,
"name": c.author.name,
},
"committer": {
"email": c.committer.email,
"name": c.committer.name,
},
"timestamp": commit_time(c),
"message": c.message,
"tree": str(c.tree_id),
"parents": [str(p.id) for p in c.parents],
"signature": {
"signature": base64.b64encode(c.gpg_signature[0]).decode(),
"data": base64.b64encode(c.gpg_signature[1]).decode(),
} if c.gpg_signature[0] else None
}
def tree_to_dict(t):
return {
"id": str(t.id),
"short_id": t.short_id,
"entries": [
{
"name": e.name,
"id": str(e.id),
"type": e.type,
"mode": e.filemode,
} for e in t
]
}
@data.route("/api/repos/<reponame>/refs", defaults={"username": None})
@data.route("/api/<username>/repos/<reponame>/refs")
@oauth("data:read")
def repo_refs_GET(username, reponame):
user = get_user(username)
repo = get_repo(user, reponame)
with GitRepository(repo.path) as git_repo:
refs = list(git_repo.references)
# TODO: pagination
return {
"next": None,
"results": [
{
"target": str(git_repo.references[ref].target),
"name": ref,
} for ref in refs
],
"total": len(refs),
"results_per_page": len(refs),
}
# dear god, this routing
@data.route("/api/repos/<reponame>/log",
defaults={"username": None, "ref": None, "path": ""})
@data.route("/api/repos/<reponame>/log/<path:ref>",
defaults={"username": None, "path": ""})
@data.route("/api/repos/<reponame>/log/<ref>/<path:path>",
defaults={"username": None})
@data.route("/api/<username>/repos/<reponame>/log",
defaults={"ref": None, "path": ""})
@data.route("/api/<username>/repos/<reponame>/log/<path:ref>",
defaults={"path": ""})
@data.route("/api/repos/<username>/<reponame>/log/<ref>/<path:path>")
@oauth("data:read")
def repo_commits_GET(username, reponame, ref, path):
user = get_user(username)
repo = get_repo(user, reponame)
commits_per_page=50
with GitRepository(repo.path) as git_repo:
if git_repo.is_empty:
return { "next": next_id, "results": [],
"total": 0, "results_per_page": commits_per_page }
commit, ref, path = lookup_ref(git_repo, ref, path)
start = request.args.get("start")
if start:
commit = git_repo.get(start)
commits = get_log(git_repo, commit, commits_per_page)
next_id = None
if len(commits) > commits_per_page:
next_id = str(commits[-1].id)
return {
"next": next_id,
"results": [commit_to_dict(c) for c in commits],
# TODO: Track total commits per repo per branch
"total": -1,
"results_per_page": commits_per_page
}
@data.route("/api/repos/<reponame>/tree",
defaults={"username": None, "ref": None, "path": ""})
@data.route("/api/repos/<reponame>/tree/<path:ref>",
defaults={"username": None, "path": ""})
@data.route("/api/repos/<reponame>/tree/<ref>/<path:path>",
defaults={"username": None})
@data.route("/api/<username>/repos/<reponame>/tree",
defaults={"ref": None, "path": ""})
@data.route("/api/<username>/repos/<reponame>/tree/<path:ref>",
defaults={"path": ""})
@data.route("/api/repos/<username>/<reponame>/tree/<ref>/<path:path>")
@oauth("data:read")
def repo_tree_GET(username, reponame, ref, path):
user = get_user(username)
repo = get_repo(user, reponame)
with GitRepository(repo.path) as git_repo:
commit, ref, path = lookup_ref(git_repo, ref, path)
if isinstance(commit, pygit2.Commit):
tree = commit.tree
elif isinstance(commit, pygit2.Tree):
tree = commit
else:
abort(404)
return tree_to_dict(tree)
@data.route("/api/repos/<reponame>/annotate", methods=["PUT"])
@data.route("/api/<username>/repos/<reponame>/annotate", methods=["PUT"])
@oauth("data:read")
def repo_annotate_PUT(username, reponame):
user = get_user(username)
repo = get_repo(user, reponame)
valid = Validation(request)
for oid, annotations in valid.source.items():
valid.expect(isinstance(oid, str), "blob keys must be strings")
valid.expect(isinstance(annotations, list),
"blob values must be lists of annotations")
if not valid.ok:
return valid.response
for anno in annotations:
validate_annotation(valid, anno)
if not valid.ok:
return valid.response
# TODO: more validation on annotation structure
redis.set(f"git.sr.ht:git:annotations:{oid}", json.dumps(annotations))
# Invalidate rendered markup cache
redis.delete(f"git.sr.ht:git:highlight:{oid}")
return { }, 200
@data.route("/api/repos/<reponame>/blob/<path:ref>",
defaults={"username": None, "path": ""})
@data.route("/api/repos/<reponame>/blob/<ref>/<path:path>",
defaults={"username": None})
@data.route("/api/<username>/blob/<reponame>/blob/<path:ref>",
defaults={"path": ""})
@data.route("/api/repos/<username>/<reponame>/blob/<ref>/<path:path>")
@oauth("data:read")
def repo_blob_GET(username, reponame, ref, path):
user = get_user(username)
repo = get_repo(user, reponame)
with GitRepository(repo.path) as git_repo:
commit, ref, path = lookup_ref(git_repo, ref, path)
if not commit:
abort(404)
entry = None
if isinstance(commit, pygit2.Blob):
blob = commit
else:
blob = None
tree = commit.tree
path = path.split("/")
for part in path:
if part == "":
continue
if part not in tree:
abort(404)
entry = tree[part]
if entry.type == "blob":
tree = annotate_tree(git_repo, tree, commit)
commit = next(e.commit for e in tree if e.name == entry.name)
blob = git_repo.get(entry.id)
break
tree = git_repo.get(entry.id)
if not blob:
abort(404)
return send_file(BytesIO(blob.data),
as_attachment=blob.is_binary,
attachment_filename=entry.name if entry else None,
mimetype="text/plain" if not blob.is_binary else None)
def _webhook_filters(query, username, reponame):
user = get_user(username)
repo = get_repo(user, reponame)
return query.filter(RepoWebhook.Subscription.repo_id == repo.id)
def _webhook_create(sub, valid, username, reponame):
user = get_user(username)
repo = get_repo(user, reponame)
sub.repo_id = repo.id
sub.sync = valid.optional("sync", cls=bool, default=False)
return sub
RepoWebhook.api_routes(data, "/api/<username>/repos/<reponame>",
filters=_webhook_filters, create=_webhook_create)
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