Differential D6615 Diff 24140 swh/web/browse/views/content.py

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swh/web/browse/views/content.py

# Copyright (C) 2017-2021 The Software Heritage developers		# Copyright (C) 2017-2021 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution		# See the AUTHORS file at the top-level directory of this distribution
# License: GNU Affero General Public License version 3, or any later version		# License: GNU Affero General Public License version 3, or any later version
# See top-level LICENSE file for more information		# See top-level LICENSE file for more information

import difflib		import difflib
from distutils.util import strtobool		from distutils.util import strtobool

import sentry_sdk		import sentry_sdk

from django.http import HttpResponse, JsonResponse		from django.http import HttpResponse, JsonResponse
from django.shortcuts import render		from django.shortcuts import redirect, render

from swh.model.hashutil import hash_to_hex		from swh.model.hashutil import hash_to_hex
from swh.model.swhids import ObjectType		from swh.model.swhids import ObjectType
from swh.web.browse.browseurls import browse_route		from swh.web.browse.browseurls import browse_route
from swh.web.browse.snapshot_context import get_snapshot_context		from swh.web.browse.snapshot_context import get_snapshot_context
from swh.web.browse.utils import (		from swh.web.browse.utils import (
content_display_max_size,		content_display_max_size,
gen_link,		gen_link,
prepare_content_for_display,		prepare_content_for_display,
request_content,		request_content,
)		)
from swh.web.common import archive, highlightjs, query		from swh.web.common import archive, highlightjs, query
from swh.web.common.exc import NotFoundExc, http_status_code_message		from swh.web.common.exc import BadInputExc, NotFoundExc, http_status_code_message
from swh.web.common.identifiers import get_swhids_info		from swh.web.common.identifiers import get_swhids_info
from swh.web.common.typing import ContentMetadata, SWHObjectInfo		from swh.web.common.typing import ContentMetadata, SWHObjectInfo
from swh.web.common.utils import gen_path_info, reverse, swh_object_icons		from swh.web.common.utils import gen_path_info, reverse, swh_object_icons


@browse_route(		@browse_route(
r"content/(?P<query_string>[0-9a-z_:]*[0-9a-f]+.)/raw/",		r"content/(?P<query_string>[0-9a-z_:]*[0-9a-f]+.)/raw/",
view_name="browse-content-raw",		view_name="browse-content-raw",
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sentry_sdk.capture_exception(exc)		sentry_sdk.capture_exception(exc)
diff_str = str(exc)		diff_str = str(exc)

diff_data["diff_str"] = diff_str		diff_data["diff_str"] = diff_str
diff_data["language"] = language		diff_data["language"] = language
return JsonResponse(diff_data)		return JsonResponse(diff_data)


		def _get_content_from_request(request):
		path = request.GET.get("path")
		if path is None:
		anlambertUnsubmitted Done Inline Actions The path query parameter must be provided. anlambert: The path query parameter must be provided.
		raise BadInputExc("Path must be provided as a query parameter.")
		snapshot = request.GET.get("snapshot")
		origin_url = request.GET.get("origin_url")
		if snapshot is None and origin_url is None:
		anlambertUnsubmitted Done Inline Actions The origin_url or snapshot query parameters must be provided. anlambert: The origin_url or snapshot query parameters must be provided.
		raise BadInputExc("Origin or Snapshot must be provided as a query parameter.")
		snapshot_context = get_snapshot_context(
		snapshot_id=snapshot,
		origin_url=origin_url,
		path=path,
		timestamp=request.GET.get("timestamp"),
		visit_id=request.GET.get("visit_id"),
		branch_name=request.GET.get("branch"),
		release_name=request.GET.get("release"),
		browse_context="content",
		)
		root_directory = snapshot_context["root_directory"]
		return archive.lookup_directory_with_path(root_directory, path)


@browse_route(		@browse_route(
r"content/(?P<query_string>[0-9a-z_:]*[0-9a-f]+.)/",		r"content/(?P<query_string>[0-9a-z_:]*[0-9a-f]+.)/",
		r"content/",
view_name="browse-content",		view_name="browse-content",
checksum_args=["query_string"],		checksum_args=["query_string"],
)		)
def content_display(request, query_string):		def content_display(request, query_string=None):
"""Django view that produces an HTML display of a content identified		"""Django view that produces an HTML display of a content identified
by its hash value.		by its hash value.

The url that points to it is		The URLs that points to it are
:http:get:`/browse/content/[(algo_hash):](hash)/`		:http:get:`/browse/content/[(algo_hash):](hash)/`
		:http:get:`/browse/content/`
"""		"""
		if query_string is None:
		# this case happens when redirected either of
		anlambertUnsubmitted Done Inline Actions this case happens when redirected either from /browse/origin/content or /browse/snapshot/content anlambert: this case happens when redirected either from /browse/origin/content or /browse/snapshot/content
		# origin/content or snapshot/content
		content = _get_content_from_request(request)
		return redirect(
		reverse(
		"browse-content",
		url_args={"query_string": f"sha1_git:{content['target']}"},
		query_params=request.GET,
		),
		)

algo, checksum = query.parse_hash(query_string)		algo, checksum = query.parse_hash(query_string)
checksum = hash_to_hex(checksum)		checksum = hash_to_hex(checksum)
origin_url = request.GET.get("origin_url")		origin_url = request.GET.get("origin_url")
selected_language = request.GET.get("language")		selected_language = request.GET.get("language")
if not origin_url:		if not origin_url:
origin_url = request.GET.get("origin")		origin_url = request.GET.get("origin")
snapshot_id = request.GET.get("snapshot")		snapshot_id = request.GET.get("snapshot")
path = request.GET.get("path")		path = request.GET.get("path")
content_data = {}		content_data = {}
error_info = {"status_code": 200, "description": None}		error_info = {"status_code": 200, "description": None}
try:		try:
content_data = request_content(query_string)		content_data = request_content(query_string)
except NotFoundExc as e:		except NotFoundExc as e:
error_info["status_code"] = 404		error_info["status_code"] = 404
error_info["description"] = f"NotFoundExc: {str(e)}"		error_info["description"] = f"NotFoundExc: {str(e)}"

snapshot_context = None		snapshot_context = None
if origin_url is not None or snapshot_id is not None:		if origin_url is not None or snapshot_id is not None:
try:		try:
snapshot_context = get_snapshot_context(		snapshot_context = get_snapshot_context(
origin_url=origin_url,		origin_url=origin_url,
snapshot_id=snapshot_id,		snapshot_id=snapshot_id,
		timestamp=request.GET.get("timestamp"),
		visit_id=request.GET.get("visit_id"),
branch_name=request.GET.get("branch"),		branch_name=request.GET.get("branch"),
release_name=request.GET.get("release"),		release_name=request.GET.get("release"),
revision_id=request.GET.get("revision"),
path=path,		path=path,
browse_context="content",		browse_context="content",
)		)
except NotFoundExc as e:		except NotFoundExc as e:
if str(e).startswith("Origin"):		if str(e).startswith("Origin"):
raw_cnt_url = reverse(		raw_cnt_url = reverse(
"browse-content", url_args={"query_string": query_string}		"browse-content", url_args={"query_string": query_string}
)		)
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