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release.py
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release.py
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# Copyright (C) 2017-2022 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU Affero General Public License version 3, or any later version
# See top-level LICENSE file for more information
from django.shortcuts import render
from swh.model.swhids import ObjectType
from swh.web.browse.browseurls import browse_route
from swh.web.browse.snapshot_context import get_snapshot_context
from swh.web.browse.utils import (
gen_content_link,
gen_directory_link,
gen_link,
gen_person_mail_link,
gen_release_link,
gen_revision_link,
)
from swh.web.common import archive
from swh.web.common.exc import NotFoundExc, sentry_capture_exception
from swh.web.common.identifiers import get_swhids_info
from swh.web.common.typing import ReleaseMetadata, SWHObjectInfo
from swh.web.common.utils import format_utc_iso_date, reverse
@browse_route(
r"release/(?P<sha1_git>[0-9a-f]+)/",
view_name="browse-release",
checksum_args=["sha1_git"],
)
def release_browse(request, sha1_git):
"""
Django view that produces an HTML display of a release
identified by its id.
The url that points to it is :http:get:`/browse/release/(sha1_git)/`.
"""
release = archive.lookup_release(sha1_git)
snapshot_context = {}
origin_info = None
snapshot_id = request.GET.get("snapshot_id")
if not snapshot_id:
snapshot_id = request.GET.get("snapshot")
origin_url = request.GET.get("origin_url")
if not origin_url:
origin_url = request.GET.get("origin")
timestamp = request.GET.get("timestamp")
visit_id = int(request.GET.get("visit_id", 0))
if origin_url:
try:
snapshot_context = get_snapshot_context(
snapshot_id,
origin_url,
timestamp,
visit_id or None,
release_name=release["name"],
)
except NotFoundExc as e:
raw_rel_url = reverse("browse-release", url_args={"sha1_git": sha1_git})
error_message = (
"The Software Heritage archive has a release "
"with the hash you provided but the origin "
"mentioned in your request appears broken: %s. "
"Please check the URL and try again.\n\n"
"Nevertheless, you can still browse the release "
"without origin information: %s"
% (gen_link(origin_url), gen_link(raw_rel_url))
)
if str(e).startswith("Origin"):
raise NotFoundExc(error_message)
else:
raise e
origin_info = snapshot_context["origin_info"]
elif snapshot_id:
snapshot_context = get_snapshot_context(
snapshot_id, release_name=release["name"]
)
snapshot_id = snapshot_context.get("snapshot_id", None)
release_metadata = ReleaseMetadata(
object_type=ObjectType.RELEASE,
object_id=sha1_git,
release=sha1_git,
author=release["author"]["fullname"] if release["author"] else "None",
author_url=gen_person_mail_link(release["author"])
if release["author"]
else "None",
date=format_utc_iso_date(release["date"]),
name=release["name"],
synthetic=release["synthetic"],
target=release["target"],
target_type=release["target_type"],
snapshot=snapshot_id,
origin_url=origin_url,
)
release_note_lines = []
if release["message"]:
release_note_lines = release["message"].split("\n")
swh_objects = [SWHObjectInfo(object_type=ObjectType.RELEASE, object_id=sha1_git)]
vault_cooking = None
rev_directory = None
target_link = None
if release["target_type"] == ObjectType.REVISION.name.lower():
target_link = gen_revision_link(
release["target"],
snapshot_context=snapshot_context,
link_text=None,
link_attrs=None,
)
try:
revision = archive.lookup_revision(release["target"])
rev_directory = revision["directory"]
vault_cooking = {
"directory_context": True,
"directory_swhid": f"swh:1:dir:{rev_directory}",
"revision_context": True,
"revision_swhid": f"swh:1:rev:{release['target']}",
}
swh_objects.append(
SWHObjectInfo(
object_type=ObjectType.REVISION, object_id=release["target"]
)
)
swh_objects.append(
SWHObjectInfo(object_type=ObjectType.DIRECTORY, object_id=rev_directory)
)
except Exception as exc:
sentry_capture_exception(exc)
elif release["target_type"] == ObjectType.DIRECTORY.name.lower():
target_link = gen_directory_link(
release["target"],
snapshot_context=snapshot_context,
link_text=None,
link_attrs=None,
)
try:
# check directory exists
archive.lookup_directory(release["target"])
vault_cooking = {
"directory_context": True,
"directory_swhid": f"swh:1:dir:{release['target']}",
"revision_context": False,
"revision_swhid": None,
}
swh_objects.append(
SWHObjectInfo(
object_type=ObjectType.DIRECTORY, object_id=release["target"]
)
)
except Exception as exc:
sentry_capture_exception(exc)
elif release["target_type"] == ObjectType.CONTENT.name.lower():
target_link = gen_content_link(
release["target"],
snapshot_context=snapshot_context,
link_text=None,
link_attrs=None,
)
swh_objects.append(
SWHObjectInfo(object_type=ObjectType.CONTENT, object_id=release["target"])
)
elif release["target_type"] == ObjectType.RELEASE.name.lower():
target_link = gen_release_link(
release["target"],
snapshot_context=snapshot_context,
link_text=None,
link_attrs=None,
)
rev_directory_url = None
if rev_directory is not None:
if origin_info:
rev_directory_url = reverse(
"browse-origin-directory",
query_params={
"origin_url": origin_info["url"],
"release": release["name"],
"snapshot": snapshot_id,
},
)
elif snapshot_id:
rev_directory_url = reverse(
"browse-snapshot-directory",
url_args={"snapshot_id": snapshot_id},
query_params={"release": release["name"]},
)
else:
rev_directory_url = reverse(
"browse-directory", url_args={"sha1_git": rev_directory}
)
directory_link = None
if rev_directory_url is not None:
directory_link = gen_link(rev_directory_url, rev_directory)
release["directory_link"] = directory_link
release["target_link"] = target_link
if snapshot_context:
snapshot_id = snapshot_context["snapshot_id"]
if snapshot_id:
swh_objects.append(
SWHObjectInfo(object_type=ObjectType.SNAPSHOT, object_id=snapshot_id)
)
swhids_info = get_swhids_info(swh_objects, snapshot_context)
note_header = "None"
if len(release_note_lines) > 0:
note_header = release_note_lines[0]
release["note_header"] = note_header
release["note_body"] = "\n".join(release_note_lines[1:])
heading = "Release - %s" % release["name"]
if snapshot_context:
context_found = "snapshot: %s" % snapshot_context["snapshot_id"]
if origin_info:
context_found = "origin: %s" % origin_info["url"]
heading += " - %s" % context_found
return render(
request,
"browse/release.html",
{
"heading": heading,
"swh_object_id": swhids_info[0]["swhid"],
"swh_object_name": "Release",
"swh_object_metadata": release_metadata,
"release": release,
"snapshot_context": snapshot_context,
"show_actions": True,
"breadcrumbs": None,
"vault_cooking": vault_cooking,
"top_right_link": None,
"swhids_info": swhids_info,
},
)

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