diff --git a/swh/web/browse/views/utils/snapshot_context.py b/swh/web/browse/views/utils/snapshot_context.py
index c0890ef5..a7696fd7 100644
--- a/swh/web/browse/views/utils/snapshot_context.py
+++ b/swh/web/browse/views/utils/snapshot_context.py
@@ -1,813 +1,831 @@
# Copyright (C) 2018 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
# Utility module implementing Django views for browsing the SWH archive
# in a snapshot context.
# Its purpose is to factorize code for the views reachable from the
# /origin/.* and /snapshot/.* endpoints.
from django.shortcuts import render, redirect
from django.utils.safestring import mark_safe
from django.template.defaultfilters import filesizeformat
from swh.web.browse.utils import (
get_snapshot_context, get_directory_entries, gen_directory_link,
gen_revision_link, request_content, gen_content_link,
prepare_content_for_display, content_display_max_size,
prepare_revision_log_for_display, gen_snapshot_directory_link,
gen_revision_log_link, gen_link, get_readme_to_display,
get_swh_persistent_ids
)
from swh.web.common import service
from swh.web.common.exc import (
handle_view_exception, NotFoundExc
)
from swh.web.common.utils import (
reverse, gen_path_info, format_utc_iso_date
)
def _get_branch(branches, branch_name):
"""
Utility function to get a specific branch from a branches list.
Its purpose is to get the default HEAD branch as some SWH origin
(e.g those with svn type) does not have it. In that latter case, check
if there is a master branch instead and returns it.
"""
filtered_branches = \
[b for b in branches if b['name'].endswith(branch_name)]
if len(filtered_branches) > 0:
return filtered_branches[0]
elif branch_name == 'HEAD':
filtered_branches = \
[b for b in branches if b['name'].endswith('master')]
if len(filtered_branches) > 0:
return filtered_branches[0]
elif len(branches) > 0:
return branches[0]
return None
def _get_release(releases, release_name):
"""
Utility function to get a specific release from a releases list.
Returns None if the release can not be found in the list.
"""
filtered_releases = \
[r for r in releases if r['name'] == release_name]
if len(filtered_releases) > 0:
return filtered_releases[0]
else:
return None
def _branch_not_found(branch_type, branch, branches, snapshot_id=None,
origin_info=None, timestamp=None, visit_id=None):
"""
Utility function to raise an exception when a specified branch/release
can not be found.
"""
if branch_type == 'branch':
branch_type = 'Branch'
branch_type_plural = 'branches'
else:
branch_type = 'Release'
branch_type_plural = 'releases'
if snapshot_id and len(branches) == 0:
msg = 'Snapshot with id %s has an empty list' \
' of %s!' % (snapshot_id, branch_type_plural)
elif snapshot_id:
msg = '%s %s for snapshot with id %s' \
' not found!' % (branch_type, branch, snapshot_id)
elif visit_id and len(branches) == 0:
msg = 'Origin with type %s and url %s' \
' for visit with id %s has an empty list' \
' of %s!' % (origin_info['type'], origin_info['url'], visit_id,
branch_type_plural)
elif visit_id:
msg = '%s %s associated to visit with' \
' id %s for origin with type %s and url %s' \
' not found!' % (branch_type, branch, visit_id,
origin_info['type'], origin_info['url'])
elif len(branches) == 0:
msg = 'Origin with type %s and url %s' \
' for visit with timestamp %s has an empty list' \
' of %s!' % (origin_info['type'], origin_info['url'],
timestamp, branch_type_plural)
else:
msg = '%s %s associated to visit with' \
' timestamp %s for origin with type %s' \
' and url %s not found!' % (branch_type, branch, timestamp,
origin_info['type'],
origin_info['url'])
raise NotFoundExc(msg)
def _process_snapshot_request(request, snapshot_id=None, origin_type=None,
origin_url=None, timestamp=None, path=None,
browse_context='directory'):
"""
Utility function to perform common input request processing
for snapshot context views.
"""
visit_id = request.GET.get('visit_id', None)
snapshot_context = get_snapshot_context(snapshot_id, origin_type,
origin_url, timestamp, visit_id)
swh_type = snapshot_context['swh_type']
origin_info = snapshot_context['origin_info']
branches = snapshot_context['branches']
releases = snapshot_context['releases']
url_args = snapshot_context['url_args']
query_params = snapshot_context['query_params']
browse_view_name = 'browse-' + swh_type + '-' + browse_context
for b in branches:
branch_url_args = dict(url_args)
branch_query_params = dict(query_params)
branch_query_params['branch'] = b['name']
if path:
b['path'] = path
branch_url_args['path'] = path
b['url'] = reverse(browse_view_name,
kwargs=branch_url_args,
query_params=branch_query_params)
for r in releases:
release_url_args = dict(url_args)
release_query_params = dict(query_params)
release_query_params['release'] = r['name']
if path:
r['path'] = path
release_url_args['path'] = path
r['url'] = reverse(browse_view_name,
kwargs=release_url_args,
query_params=release_query_params)
root_sha1_git = None
revision_id = request.GET.get('revision', None)
release_name = request.GET.get('release', None)
+ release_id = None
branch_name = None
if revision_id:
revision = service.lookup_revision(revision_id)
root_sha1_git = revision['directory']
branches.append({'name': revision_id,
'revision': revision_id,
'directory': root_sha1_git,
'url': None})
branch_name = revision_id
query_params['revision'] = revision_id
elif release_name:
release = _get_release(releases, release_name)
if release:
root_sha1_git = release['directory']
revision_id = release['target']
+ release_id = release['id']
query_params['release'] = release_name
else:
_branch_not_found("release", release_name, releases, snapshot_id,
origin_info, timestamp, visit_id)
else:
branch_name = request.GET.get('branch', None)
if branch_name:
query_params['branch'] = branch_name
branch = _get_branch(branches, branch_name or 'HEAD')
if branch:
branch_name = branch['name']
root_sha1_git = branch['directory']
revision_id = branch['revision']
else:
_branch_not_found("branch", branch_name, branches, snapshot_id,
origin_info, timestamp, visit_id)
snapshot_context['query_params'] = query_params
snapshot_context['root_sha1_git'] = root_sha1_git
snapshot_context['revision_id'] = revision_id
snapshot_context['branch'] = branch_name
snapshot_context['release'] = release_name
+ snapshot_context['release_id'] = release_id
return snapshot_context
def browse_snapshot_directory(request, snapshot_id=None, origin_type=None,
origin_url=None, timestamp=None, path=None):
"""
Django view implementation for browsing a directory in a snapshot context.
"""
try:
snapshot_context = _process_snapshot_request(request, snapshot_id,
origin_type, origin_url,
timestamp, path,
browse_context='directory') # noqa
root_sha1_git = snapshot_context['root_sha1_git']
sha1_git = root_sha1_git
if path:
dir_info = service.lookup_directory_with_path(root_sha1_git, path)
# some readme files can reference assets reachable from the
# browsed directory, handle that special case in order to
# correctly displayed them
if dir_info and dir_info['type'] == 'file':
file_raw_url = reverse(
'browse-content-raw',
kwargs={'query_string': dir_info['checksums']['sha1']})
return redirect(file_raw_url)
sha1_git = dir_info['target']
dirs, files = get_directory_entries(sha1_git)
except Exception as exc:
return handle_view_exception(request, exc)
swh_type = snapshot_context['swh_type']
origin_info = snapshot_context['origin_info']
visit_info = snapshot_context['visit_info']
url_args = snapshot_context['url_args']
query_params = snapshot_context['query_params']
revision_id = snapshot_context['revision_id']
snapshot_id = snapshot_context['snapshot_id']
path_info = gen_path_info(path)
browse_view_name = 'browse-' + swh_type + '-directory'
breadcrumbs = []
breadcrumbs.append({'name': root_sha1_git[:7],
'url': reverse(browse_view_name,
kwargs=url_args,
query_params=query_params)})
for pi in path_info:
bc_url_args = dict(url_args)
bc_url_args['path'] = pi['path']
breadcrumbs.append({'name': pi['name'],
'url': reverse(browse_view_name,
kwargs=bc_url_args,
query_params=query_params)})
path = '' if path is None else (path + '/')
for d in dirs:
bc_url_args = dict(url_args)
bc_url_args['path'] = path + d['name']
d['url'] = reverse(browse_view_name,
kwargs=bc_url_args,
query_params=query_params)
sum_file_sizes = 0
readmes = {}
browse_view_name = 'browse-' + swh_type + '-content'
for f in files:
bc_url_args = dict(url_args)
bc_url_args['path'] = path + f['name']
f['url'] = reverse(browse_view_name,
kwargs=bc_url_args,
query_params=query_params)
sum_file_sizes += f['length']
f['length'] = filesizeformat(f['length'])
if f['name'].lower().startswith('readme'):
readmes[f['name']] = f['checksums']['sha1']
readme_name, readme_url, readme_html = get_readme_to_display(readmes)
browse_view_name = 'browse-' + swh_type + '-log'
history_url = reverse(browse_view_name,
kwargs=url_args,
query_params=query_params)
sum_file_sizes = filesizeformat(sum_file_sizes)
browse_dir_link = \
gen_directory_link(sha1_git, link_text='Browse',
link_attrs={'class': 'btn btn-default btn-sm',
'role': 'button'})
browse_rev_link = \
gen_revision_link(revision_id,
snapshot_context=snapshot_context,
link_text='Browse',
link_attrs={'class': 'btn btn-default btn-sm',
'role': 'button'})
dir_metadata = {'id': sha1_git,
'context-independent directory': browse_dir_link,
'number of regular files': len(files),
'number of subdirectories': len(dirs),
'sum of regular file sizes': sum_file_sizes,
'path': '/' + path,
'revision id': revision_id,
'revision': browse_rev_link,
'snapshot id': snapshot_id}
if origin_info:
dir_metadata['origin id'] = origin_info['id']
dir_metadata['origin type'] = origin_info['type']
dir_metadata['origin url'] = origin_info['url']
dir_metadata['origin visit date'] = format_utc_iso_date(visit_info['date']) # noqa
dir_metadata['origin visit id'] = visit_info['visit']
snapshot_context_url = reverse('browse-snapshot-directory',
kwargs={'snapshot_id': snapshot_id},
query_params=request.GET)
browse_snapshot_link = \
gen_link(snapshot_context_url, link_text='Browse',
link_attrs={'class': 'btn btn-default btn-sm',
'role': 'button'})
dir_metadata['snapshot context'] = browse_snapshot_link
vault_cooking = {
'directory_context': True,
'directory_id': sha1_git,
'revision_context': True,
'revision_id': revision_id
}
swh_objects = [{'type': 'directory',
'id': sha1_git},
{'type': 'revision',
'id': revision_id},
{'type': 'snapshot',
'id': snapshot_id}]
+ release_id = snapshot_context['release_id']
+ if release_id:
+ swh_objects.append({'type': 'release',
+ 'id': release_id})
+
swh_ids = get_swh_persistent_ids(swh_objects, snapshot_context)
dir_path = '/'.join([bc['name'] for bc in breadcrumbs]) + '/'
context_found = 'snapshot: %s' % snapshot_context['snapshot_id']
if origin_info:
context_found = 'origin: %s' % origin_info['url']
heading = 'Directory - %s - %s - %s' %\
(dir_path, snapshot_context['branch'], context_found)
return render(request, 'directory.html',
{'heading': heading,
'swh_object_name': 'Directory',
'swh_object_metadata': dir_metadata,
'dirs': dirs,
'files': files,
'breadcrumbs': breadcrumbs,
'top_right_link': history_url,
'top_right_link_text': mark_safe(
''
'History'
),
'readme_name': readme_name,
'readme_url': readme_url,
'readme_html': readme_html,
'snapshot_context': snapshot_context,
'vault_cooking': vault_cooking,
'show_actions_menu': True,
'swh_ids': swh_ids})
def browse_snapshot_content(request, snapshot_id=None, origin_type=None,
origin_url=None, timestamp=None, path=None):
"""
Django view implementation for browsing a content in a snapshot context.
"""
try:
snapshot_context = _process_snapshot_request(request, snapshot_id,
origin_type, origin_url,
timestamp, path,
browse_context='content')
root_sha1_git = snapshot_context['root_sha1_git']
content_info = service.lookup_directory_with_path(root_sha1_git, path)
sha1_git = content_info['target']
query_string = 'sha1_git:' + sha1_git
content_data = request_content(query_string)
except Exception as exc:
return handle_view_exception(request, exc)
swh_type = snapshot_context['swh_type']
url_args = snapshot_context['url_args']
query_params = snapshot_context['query_params']
revision_id = snapshot_context['revision_id']
origin_info = snapshot_context['origin_info']
visit_info = snapshot_context['visit_info']
snapshot_id = snapshot_context['snapshot_id']
content = None
language = None
if content_data['raw_data'] is not None:
content_display_data = prepare_content_for_display(
content_data['raw_data'], content_data['mimetype'], path)
content = content_display_data['content_data']
language = content_display_data['language']
filename = None
path_info = None
browse_view_name = 'browse-' + swh_type + '-directory'
breadcrumbs = []
split_path = path.split('/')
filename = split_path[-1]
path_info = gen_path_info(path[:-len(filename)])
breadcrumbs.append({'name': root_sha1_git[:7],
'url': reverse(browse_view_name,
kwargs=url_args,
query_params=query_params)})
for pi in path_info:
bc_url_args = dict(url_args)
bc_url_args['path'] = pi['path']
breadcrumbs.append({'name': pi['name'],
'url': reverse(browse_view_name,
kwargs=bc_url_args,
query_params=query_params)})
breadcrumbs.append({'name': filename,
'url': None})
browse_content_link = \
gen_content_link(sha1_git, link_text='Browse',
link_attrs={'class': 'btn btn-default btn-sm',
'role': 'button'})
content_raw_url = reverse('browse-content-raw',
kwargs={'query_string': query_string},
query_params={'filename': filename})
browse_rev_link = \
gen_revision_link(revision_id,
snapshot_context=snapshot_context,
link_text='Browse',
link_attrs={'class': 'btn btn-default btn-sm',
'role': 'button'})
content_metadata = {
'context-independent content': browse_content_link,
'sha1 checksum': content_data['checksums']['sha1'],
'sha1_git checksum': content_data['checksums']['sha1_git'],
'sha256 checksum': content_data['checksums']['sha256'],
'blake2s256 checksum': content_data['checksums']['blake2s256'],
'mime type': content_data['mimetype'],
'encoding': content_data['encoding'],
'size': filesizeformat(content_data['length']),
'language': content_data['language'],
'licenses': content_data['licenses'],
'path': '/' + path[:-len(filename)],
'filename': filename,
'revision id': revision_id,
'revision': browse_rev_link,
'snapshot id': snapshot_id
}
if origin_info:
content_metadata['origin id'] = origin_info['id']
content_metadata['origin type'] = origin_info['type']
content_metadata['origin url'] = origin_info['url']
content_metadata['origin visit date'] = format_utc_iso_date(visit_info['date']) # noqa
content_metadata['origin visit id'] = visit_info['visit']
browse_snapshot_url = reverse('browse-snapshot-content',
kwargs={'snapshot_id': snapshot_id,
'path': path},
query_params=request.GET)
browse_snapshot_link = \
gen_link(browse_snapshot_url, link_text='Browse',
link_attrs={'class': 'btn btn-default btn-sm',
'role': 'button'})
content_metadata['snapshot context'] = browse_snapshot_link
cnt_sha1_git = content_data['checksums']['sha1_git']
swh_objects = [{'type': 'content',
'id': cnt_sha1_git},
{'type': 'revision',
'id': revision_id},
{'type': 'snapshot',
'id': snapshot_id}]
+ release_id = snapshot_context['release_id']
+ if release_id:
+ swh_objects.append({'type': 'release',
+ 'id': release_id})
+
swh_ids = get_swh_persistent_ids(swh_objects, snapshot_context)
content_path = '/'.join([bc['name'] for bc in breadcrumbs])
context_found = 'snapshot: %s' % snapshot_context['snapshot_id']
if origin_info:
context_found = 'origin: %s' % origin_info['url']
heading = 'Content - %s - %s - %s' %\
(content_path, snapshot_context['branch'], context_found)
return render(request, 'content.html',
{'heading': heading,
'swh_object_name': 'Content',
'swh_object_metadata': content_metadata,
'content': content,
'content_size': content_data['length'],
'max_content_size': content_display_max_size,
'mimetype': content_data['mimetype'],
'language': language,
'breadcrumbs': breadcrumbs,
'top_right_link': content_raw_url,
'top_right_link_text': mark_safe(
''
'Raw File'),
'snapshot_context': snapshot_context,
'vault_cooking': None,
'show_actions_menu': True,
'swh_ids': swh_ids})
PER_PAGE = 20
def browse_snapshot_log(request, snapshot_id=None, origin_type=None,
origin_url=None, timestamp=None):
"""
Django view implementation for browsing a revision history in a
snapshot context.
"""
try:
snapshot_context = _process_snapshot_request(request, snapshot_id,
origin_type, origin_url,
timestamp, browse_context='log') # noqa
revision_id = snapshot_context['revision_id']
current_rev = revision_id
per_page = int(request.GET.get('per_page', PER_PAGE))
revs_breadcrumb = request.GET.get('revs_breadcrumb', None)
if revs_breadcrumb:
current_rev = revs_breadcrumb.split('/')[-1]
revision_log = service.lookup_revision_log(current_rev,
limit=per_page+1)
revision_log = list(revision_log)
except Exception as exc:
return handle_view_exception(request, exc)
swh_type = snapshot_context['swh_type']
origin_info = snapshot_context['origin_info']
visit_info = snapshot_context['visit_info']
url_args = snapshot_context['url_args']
query_params = snapshot_context['query_params']
snapshot_id = snapshot_context['snapshot_id']
query_params['per_page'] = per_page
revision_log_display_data = prepare_revision_log_for_display(
revision_log, per_page, revs_breadcrumb, snapshot_context)
browse_view_name = 'browse-' + swh_type + '-log'
prev_rev = revision_log_display_data['prev_rev']
prev_revs_breadcrumb = revision_log_display_data['prev_revs_breadcrumb']
prev_log_url = None
query_params['revs_breadcrumb'] = prev_revs_breadcrumb
if prev_rev:
prev_log_url = \
reverse(browse_view_name,
kwargs=url_args,
query_params=query_params)
next_rev = revision_log_display_data['next_rev']
next_revs_breadcrumb = revision_log_display_data['next_revs_breadcrumb']
next_log_url = None
query_params['revs_breadcrumb'] = next_revs_breadcrumb
if next_rev:
next_log_url = \
reverse(browse_view_name,
kwargs=url_args,
query_params=query_params)
revision_log_data = revision_log_display_data['revision_log_data']
for i, log in enumerate(revision_log_data):
params = {
'revision': revision_log[i]['id'],
}
if 'visit_id' in query_params:
params['visit_id'] = query_params['visit_id']
log['directory'] = gen_snapshot_directory_link(
snapshot_context, revision_log[i]['id'],
link_text=''
'Browse files',
link_attrs={'class': 'btn btn-default btn-sm',
'role': 'button'})
browse_log_link = \
gen_revision_log_link(revision_id, link_text='Browse',
link_attrs={'class': 'btn btn-default btn-sm',
'role': 'button'})
revision_metadata = {
'context-independent revision history': browse_log_link,
'snapshot id': snapshot_id
}
if origin_info:
revision_metadata['origin id'] = origin_info['id']
revision_metadata['origin type'] = origin_info['type']
revision_metadata['origin url'] = origin_info['url']
revision_metadata['origin visit date'] = format_utc_iso_date(visit_info['date']) # noqa
revision_metadata['origin visit id'] = visit_info['visit']
browse_snapshot_url = reverse('browse-snapshot-log',
kwargs={'snapshot_id': snapshot_id},
query_params=request.GET)
browse_snapshot_link = \
gen_link(browse_snapshot_url, link_text='Browse',
link_attrs={'class': 'btn btn-default btn-sm',
'role': 'button'})
revision_metadata['snapshot context'] = browse_snapshot_link
swh_objects = [{'type': 'revision',
'id': revision_id},
{'type': 'snapshot',
'id': snapshot_id}]
+ release_id = snapshot_context['release_id']
+ if release_id:
+ swh_objects.append({'type': 'release',
+ 'id': release_id})
+
swh_ids = get_swh_persistent_ids(swh_objects, snapshot_context)
context_found = 'snapshot: %s' % snapshot_context['snapshot_id']
if origin_info:
context_found = 'origin: %s' % origin_info['url']
heading = 'Revision history - %s - %s' %\
(snapshot_context['branch'], context_found)
return render(request, 'revision-log.html',
{'heading': heading,
'swh_object_name': 'Revision history',
'swh_object_metadata': revision_metadata,
'revision_log': revision_log_data,
'next_log_url': next_log_url,
'prev_log_url': prev_log_url,
'breadcrumbs': None,
'top_right_link': None,
'top_right_link_text': None,
'snapshot_context': snapshot_context,
'vault_cooking': None,
'show_actions_menu': True,
'swh_ids': swh_ids})
def browse_snapshot_branches(request, snapshot_id=None, origin_type=None,
origin_url=None, timestamp=None):
"""
Django view implementation for browsing a list of branches in a snapshot
context.
"""
try:
snapshot_context = _process_snapshot_request(request, snapshot_id,
origin_type, origin_url,
timestamp)
except Exception as exc:
return handle_view_exception(request, exc)
branches_offset = int(request.GET.get('branches_offset', 0))
swh_type = snapshot_context['swh_type']
origin_info = snapshot_context['origin_info']
url_args = snapshot_context['url_args']
query_params = snapshot_context['query_params']
browse_view_name = 'browse-' + swh_type + '-directory'
branches = snapshot_context['branches']
displayed_branches = \
branches[branches_offset:branches_offset+PER_PAGE]
for branch in displayed_branches:
if snapshot_id:
revision_url = reverse('browse-revision',
kwargs={'sha1_git': branch['revision']},
query_params={'snapshot_id': snapshot_id})
else:
revision_url = reverse('browse-revision',
kwargs={'sha1_git': branch['revision']},
query_params={'origin_type': origin_info['type'], # noqa
'origin': origin_info['url']}) # noqa
query_params['branch'] = branch['name']
directory_url = reverse(browse_view_name,
kwargs=url_args,
query_params=query_params)
del query_params['branch']
branch['revision_url'] = revision_url
branch['directory_url'] = directory_url
browse_view_name = 'browse-' + swh_type + '-branches'
prev_branches_url = None
next_branches_url = None
next_offset = branches_offset + PER_PAGE
prev_offset = branches_offset - PER_PAGE
if next_offset < len(branches):
query_params['branches_offset'] = next_offset
next_branches_url = reverse(browse_view_name,
kwargs=url_args, query_params=query_params)
query_params['branches_offset'] = None
if prev_offset >= 0:
if prev_offset != 0:
query_params['branches_offset'] = prev_offset
prev_branches_url = reverse(browse_view_name,
kwargs=url_args, query_params=query_params)
heading = 'Branches - '
if origin_info:
heading += 'origin: %s' % origin_info['url']
else:
heading += 'snapshot: %s' % snapshot_id
return render(request, 'branches.html',
{'heading': heading,
'swh_object_name': 'Branches',
'swh_object_metadata': {},
'top_right_link': None,
'top_right_link_text': None,
'displayed_branches': displayed_branches,
'prev_branches_url': prev_branches_url,
'next_branches_url': next_branches_url,
'snapshot_context': snapshot_context})
def browse_snapshot_releases(request, snapshot_id=None, origin_type=None,
origin_url=None, timestamp=None):
"""
Django view implementation for browsing a list of releases in a snapshot
context.
"""
try:
snapshot_context = _process_snapshot_request(request, snapshot_id,
origin_type, origin_url,
timestamp)
except Exception as exc:
return handle_view_exception(request, exc)
releases_offset = int(request.GET.get('releases_offset', 0))
swh_type = snapshot_context['swh_type']
origin_info = snapshot_context['origin_info']
url_args = snapshot_context['url_args']
query_params = snapshot_context['query_params']
releases = snapshot_context['releases']
displayed_releases = \
releases[releases_offset:releases_offset+PER_PAGE]
for release in displayed_releases:
if snapshot_id:
release_url = reverse('browse-release',
kwargs={'sha1_git': release['id']},
query_params={'snapshot_id': snapshot_id})
else:
release_url = reverse('browse-release',
kwargs={'sha1_git': release['id']},
query_params={'origin_type': origin_info['type'], # noqa
'origin': origin_info['url']}) # noqa
query_params['release'] = release['name']
del query_params['release']
release['release_url'] = release_url
browse_view_name = 'browse-' + swh_type + '-releases'
prev_releases_url = None
next_releases_url = None
next_offset = releases_offset + PER_PAGE
prev_offset = releases_offset - PER_PAGE
if next_offset < len(releases):
query_params['releases_offset'] = next_offset
next_releases_url = reverse(browse_view_name,
kwargs=url_args, query_params=query_params)
query_params['releases_offset'] = None
if prev_offset >= 0:
if prev_offset != 0:
query_params['releases_offset'] = prev_offset
prev_releases_url = reverse(browse_view_name,
kwargs=url_args, query_params=query_params)
heading = 'Releases - '
if origin_info:
heading += 'origin: %s' % origin_info['url']
else:
heading += 'snapshot: %s' % snapshot_id
return render(request, 'releases.html',
{'heading': heading,
'top_panel_visible': False,
'top_panel_collapsible': False,
'swh_object_name': 'Releases',
'swh_object_metadata': {},
'top_right_link': None,
'top_right_link_text': None,
'displayed_releases': displayed_releases,
'prev_releases_url': prev_releases_url,
'next_releases_url': next_releases_url,
'snapshot_context': snapshot_context,
'vault_cooking': None,
'show_actions_menu': False})