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release.py
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# Copyright (C) 2017-2020 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
import sentry_sdk
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_revision_link,
gen_link,
gen_snapshot_link,
get_swh_persistent_ids,
gen_directory_link,
gen_content_link,
gen_release_link,
gen_person_mail_link,
)
from swh.web.common import service
from swh.web.common.exc import NotFoundExc, handle_view_exception
from swh.web.common.utils import reverse, format_utc_iso_date
@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)/`.
"""
try:
release = service.lookup_release(sha1_git)
snapshot_context = None
origin_info = None
snapshot_id = request.GET.get("snapshot_id", None)
origin_url = request.GET.get("origin_url", None)
if not origin_url:
origin_url = request.GET.get("origin", None)
timestamp = request.GET.get("timestamp", None)
visit_id = request.GET.get("visit_id", None)
if origin_url:
try:
snapshot_context = get_snapshot_context(
snapshot_id, origin_url, timestamp, visit_id
)
except NotFoundExc:
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))
)
raise NotFoundExc(error_message)
origin_info = snapshot_context["origin_info"]
elif snapshot_id:
snapshot_context = get_snapshot_context(snapshot_id)
except Exception as exc:
return handle_view_exception(request, exc)
release_data = {}
release_data["author"] = "None"
if release["author"]:
release_data["author"] = gen_person_mail_link(release["author"])
release_data["date"] = format_utc_iso_date(release["date"])
release_data["release"] = sha1_git
release_data["name"] = release["name"]
release_data["synthetic"] = release["synthetic"]
release_data["target"] = release["target"]
release_data["target type"] = release["target_type"]
if snapshot_context:
if release["target_type"] == "revision":
release_data["context-independent target"] = gen_revision_link(
release["target"]
)
elif release["target_type"] == "content":
release_data["context-independent target"] = gen_content_link(
release["target"]
)
elif release["target_type"] == "directory":
release_data["context-independent target"] = gen_directory_link(
release["target"]
)
elif release["target_type"] == "release":
release_data["context-independent target"] = gen_release_link(
release["target"]
)
release_note_lines = []
if release["message"]:
release_note_lines = release["message"].split("\n")
vault_cooking = None
rev_directory = None
target_link = None
if release["target_type"] == "revision":
target_link = gen_revision_link(
release["target"],
snapshot_context=snapshot_context,
link_text=None,
link_attrs=None,
)
try:
revision = service.lookup_revision(release["target"])
rev_directory = revision["directory"]
vault_cooking = {
"directory_context": True,
"directory_id": rev_directory,
"revision_context": True,
"revision_id": release["target"],
}
except Exception as exc:
sentry_sdk.capture_exception(exc)
elif release["target_type"] == "directory":
target_link = gen_directory_link(
release["target"],
snapshot_context=snapshot_context,
link_text=None,
link_attrs=None,
)
try:
# check directory exists
service.lookup_directory(release["target"])
vault_cooking = {
"directory_context": True,
"directory_id": release["target"],
"revision_context": False,
"revision_id": None,
}
except Exception as exc:
sentry_sdk.capture_exception(exc)
elif release["target_type"] == "content":
target_link = gen_content_link(
release["target"],
snapshot_context=snapshot_context,
link_text=None,
link_attrs=None,
)
elif release["target_type"] == "release":
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"],
},
)
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:
release_data["snapshot"] = snapshot_context["snapshot_id"]
if origin_info:
release_data["context-independent release"] = gen_release_link(release["id"])
release_data["origin url"] = gen_link(origin_info["url"], origin_info["url"])
browse_snapshot_link = gen_snapshot_link(snapshot_context["snapshot_id"])
release_data["context-independent snapshot"] = browse_snapshot_link
swh_objects = [{"type": "release", "id": sha1_git}]
if snapshot_context:
snapshot_id = snapshot_context["snapshot_id"]
if snapshot_id:
swh_objects.append({"type": "snapshot", "id": snapshot_id})
swh_ids = get_swh_persistent_ids(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": swh_ids[0]["swh_id"],
"swh_object_name": "Release",
"swh_object_metadata": release_data,
"release": release,
"snapshot_context": snapshot_context,
"show_actions_menu": True,
"breadcrumbs": None,
"vault_cooking": vault_cooking,
"top_right_link": None,
"swh_ids": swh_ids,
},
)

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