async def get_following(account: str, start: str, follow_type: str,
limit: int):
"""Get all accounts `account` follows. (EOL)"""
following = cursor.get_following(
valid_account(account), valid_account(start or '', allow_empty=True),
_follow_type_to_int(follow_type), valid_limit(limit, 1000))
return [_legacy_follower(account, name, follow_type) for name in following]
async def get_followers(account: str, start: str, follow_type: str,
limit: int):
"""Get all accounts following `account`. (EOL)"""
assert follow_type != 'ignore', 'no index for ignored-by'
followers = cursor.get_followers(
valid_account(account), valid_account(start or '', allow_empty=True),
_follow_type_to_int(follow_type), valid_limit(limit, 1000))
return [_legacy_follower(name, account, follow_type) for name in followers]
async def get_content(author: str, permlink: str):
"""Get a single post object."""
valid_account(author)
valid_permlink(permlink)
post_id = get_post_id(author, permlink)
if not post_id:
return {'id': 0, 'author': '', 'permlink': ''}
return load_posts([post_id])[0]
async def get_discussions_by_blog(tag: str, start_author: str = '',
start_permlink: str = '', limit: int = 20,
truncate_body: int = 0):
"""Retrieve account's blog posts."""
ids = cursor.pids_by_blog(
valid_account(tag),
valid_account(start_author, allow_empty=True),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 20))
return load_posts(ids, truncate_body=truncate_body)
async def get_content_replies(parent: str, parent_permlink: str):
"""Get a list of post objects based on parent."""
valid_account(parent)
valid_permlink(parent_permlink)
parent_id = get_post_id(parent, parent_permlink)
if parent_id:
child_ids = get_child_ids(parent_id)
if child_ids:
return load_posts(child_ids)
return []
async def get_discussions_by_blog(context, tag=None, start_author='',
start_permlink='', limit=20):
"""Retrieve account's blog posts, including reblogs."""
assert tag, '`tag` cannot be blank'
ids = await cursor.pids_by_blog(
context['db'],
valid_account(tag),
valid_account(start_author, allow_empty=True),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100))
return await load_posts(context['db'], ids)
async def get_discussions_by_feed(context, tag=None, start_author='',
start_permlink='', limit=20):
"""Retrieve account's personalized feed."""
assert tag, '`tag` cannot be blank'
res = await cursor.pids_by_feed_with_reblog(
context['db'],
valid_account(tag),
valid_account(start_author, allow_empty=True),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100))
return await load_posts_reblogs(context['db'], res)
async def get_discussions_by_feed(tag: str,
start_author: str = '',
start_permlink: str = '',
limit: int = 20,
truncate_body: int = 0):
"""Retrieve account's personalized feed."""
res = cursor.pids_by_feed_with_reblog(
valid_account(tag), valid_account(start_author, allow_empty=True),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100))
return load_posts_reblogs(res, truncate_body=truncate_body)
async def get_content_replies(context, author: str, permlink: str):
"""Get a list of post objects based on parent."""
db = context['db']
valid_account(author)
valid_permlink(permlink)
parent_id = await get_post_id(db, author, permlink)
if parent_id:
child_ids = await get_child_ids(db, parent_id)
if child_ids:
return await load_posts(db, child_ids)
return []
async def get_content(context, author: str, permlink: str):
"""Get a single post object."""
db = context['db']
valid_account(author)
valid_permlink(permlink)
post_id = await get_post_id(db, author, permlink)
if not post_id:
return {'id': 0, 'author': '', 'permlink': ''}
posts = await load_posts(db, [post_id])
assert posts, 'post was not found in cache'
return posts[0]
def _get_blog(account: str, start_index: int, limit: int = None):
"""Get posts for an author's blog (w/ reblogs), paged by index/limit.
Examples:
(acct, 2) = returns blog entries 0 up to 2 (3 oldest)
(acct, 0) = returns all blog entries (limit 0 means return all?)
(acct, 2, 1) = returns 1 post starting at idx 2
(acct, 2, 3) = returns 3 posts: idxs (2,1,0)
"""
if not limit:
limit = start_index + 1
ids = cursor.pids_by_blog_by_index(valid_account(account),
valid_offset(start_index),
valid_limit(limit, 500))
out = []
idx = int(start_index)
for post in load_posts(ids):
reblog = post['author'] != account
reblog_on = post['created'] if reblog else "1970-01-01T00"
out.append({
"blog": account,
"entry_id": idx,
"comment": post,
"reblog_on": reblog_on
})
idx -= 1
return out
async def get_follow_count(context, account: str):
"""Get follow count stats. (EOL)"""
count = await cursor.get_follow_counts(context['db'],
valid_account(account))
return dict(account=account,
following_count=count['following'],
follower_count=count['followers'])
async def get_discussions_by_blog(context,
tag: str = None,
start_author: str = '',
start_permlink: str = '',
limit: int = 20,
truncate_body: int = 0,
filter_tags: list = None):
"""Retrieve account's blog posts, including reblogs."""
assert tag, '`tag` cannot be blank'
assert not filter_tags, 'filter_tags not supported'
ids = await cursor.pids_by_blog(
context['db'], valid_account(tag),
valid_account(start_author, allow_empty=True),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100))
return await load_posts(context['db'], ids, truncate_body=truncate_body)
async def get_following(context,
account: str,
start: str,
follow_type: str = None,
limit: int = None,
**kwargs):
"""Get all accounts `account` follows. (EOL)"""
# `type` reserved word workaround
if not follow_type and 'type' in kwargs:
follow_type = kwargs['type']
if not follow_type:
follow_type = 'blog'
following = await cursor.get_following(
context['db'], valid_account(account),
valid_account(start, allow_empty=True), valid_follow_type(follow_type),
valid_limit(limit, 1000))
return [_legacy_follower(account, name, follow_type) for name in following]
async def get_discussions_by_comments(start_author: str, start_permlink: str = '',
limit: int = 20, truncate_body: int = 0):
"""Get comments by made by author."""
ids = cursor.pids_by_account_comments(
valid_account(start_author),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 20))
return load_posts(ids, truncate_body=truncate_body)
async def get_replies_by_last_update(start_author: str, start_permlink: str = '',
limit: int = 20, truncate_body: int = 0):
"""Get all replies made to any of author's posts."""
ids = cursor.pids_by_replies_to_account(
valid_account(start_author),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 50))
return load_posts(ids, truncate_body=truncate_body)
async def get_replies_by_last_update(context, start_author=None, start_permlink='',
limit=20):
"""Get all replies made to any of author's posts."""
assert start_author, '`start_author` cannot be blank'
ids = await cursor.pids_by_replies_to_account(
context['db'],
valid_account(start_author),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100))
return await load_posts(context['db'], ids)
async def get_discussions_by_comments(context, start_author=None, start_permlink='',
limit=20):
"""Get comments by made by author."""
assert start_author, '`start_author` cannot be blank'
ids = await cursor.pids_by_account_comments(
context['db'],
valid_account(start_author),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100))
return await load_posts(context['db'], ids)
async def get_discussions_by_created(context, start_author='', start_permlink='',
limit=20, tag=None):
"""Query posts, sorted by creation date."""
ids = await cursor.pids_by_query(
context['db'],
'created',
valid_account(start_author, allow_empty=True),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100),
valid_tag(tag, allow_empty=True))
return await load_posts(context['db'], ids)
async def get_discussions_by_created(start_author: str = '',
start_permlink: str = '',
limit: int = 20,
tag: str = None,
truncate_body: int = 0):
"""Query posts, sorted by creation date."""
ids = cursor.pids_by_query(
'created', valid_account(start_author, allow_empty=True),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100), valid_tag(tag, allow_empty=True))
return load_posts(ids, truncate_body=truncate_body)
async def get_post_discussions_by_payout(context,
start_author: str = '',
start_permlink: str = '',
limit: int = 20,
tag: str = None,
truncate_body: int = 0):
"""Query top-level posts, sorted by payout."""
ids = await cursor.pids_by_query(
context['db'], 'payout', valid_account(start_author, allow_empty=True),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100), valid_tag(tag, allow_empty=True))
return await load_posts(context['db'], ids, truncate_body=truncate_body)
async def get_discussions_by_feed(tag: str, start_author: str = '',
start_permlink: str = '', limit: int = 20,
truncate_body: int = 0):
"""Retrieve account's personalized feed."""
res = cursor.pids_by_feed_with_reblog(
valid_account(tag),
valid_account(start_author, allow_empty=True),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 20))
reblogged_by = dict(res)
posts = load_posts([r[0] for r in res], truncate_body=truncate_body)
# Merge reblogged_by data into result set
for post in posts:
rby = set(reblogged_by[post['post_id']].split(','))
rby.discard(post['author'])
if rby:
post['reblogged_by'] = list(rby)
return posts
def split_url(url, allow_empty=False):
"""Validate and split a post url into author/permlink."""
if not url:
assert allow_empty, 'url must be specified'
return None
assert isinstance(url, str), 'url must be a string'
parts = url.split('/')
assert len(parts) == 2, 'invalid url parts'
author = valid_account(parts[0])
permlink = valid_permlink(parts[1])
return (author, permlink)
async def get_discussions_by_comments(context,
start_author: str = None,
start_permlink: str = '',
limit: int = 20,
truncate_body: int = 0,
filter_tags: list = None):
"""Get comments by made by author."""
assert start_author, '`start_author` cannot be blank'
assert not filter_tags, 'filter_tags not supported'
ids = await cursor.pids_by_account_comments(
context['db'], valid_account(start_author),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100))
return await load_posts(context['db'], ids, truncate_body=truncate_body)
async def get_discussions_by_hot(context,
start_author: str = '',
start_permlink: str = '',
limit: int = 20,
tag: str = None,
truncate_body: int = 0,
filter_tags: list = None):
"""Query posts, sorted by hot score."""
assert not filter_tags, 'filter_tags not supported'
ids = await cursor.pids_by_query(
context['db'], 'hot', valid_account(start_author, allow_empty=True),
valid_permlink(start_permlink, allow_empty=True),
valid_limit(limit, 100), valid_tag(tag, allow_empty=True))
return await load_posts(context['db'], ids, truncate_body=truncate_body)
async def get_discussions_by_author_before_date(author: str,
start_permlink: str = '',
before_date: str = '',
limit: int = 10):
"""Retrieve account's blog posts, without reblogs.
NOTE: before_date is completely ignored, and it appears to be broken and/or
completely ignored in steemd as well. This call is similar to
get_discussions_by_blog but does NOT serve reblogs.
"""
# pylint: disable=invalid-name,unused-argument
ids = cursor.pids_by_blog_without_reblog(
valid_account(author), valid_permlink(start_permlink,
allow_empty=True),
valid_limit(limit, 100))
return load_posts(ids)
async def get_reblogged_by(context, author: str, permlink: str):
"""Get all rebloggers of a post."""
return await cursor.get_reblogged_by(context['db'], valid_account(author),
valid_permlink(permlink))
async def get_state(context, path: str):
"""`get_state` reimplementation.
See: https://github.com/steemit/steem/blob/06e67bd4aea73391123eca99e1a22a8612b0c47e/libraries/app/database_api.cpp#L1937
"""
(path, part) = _normalize_path(path)
db = context['db']
state = {
'feed_price': await _get_feed_price(db),
'props': await _get_props_lite(db),
'tags': {},
'accounts': {},
'content': {},
'tag_idx': {
'trending': []
},
'discussion_idx': {
"": {}
}
}
# account - `/@account/tab` (feed, blog, comments, replies)
if part[0] and part[0][0] == '@':
assert not part[1] == 'transfers', 'transfers API not served here'
assert not part[2], 'unexpected account path[2] %s' % path
if part[1] == '':
part[1] = 'blog'
account = valid_account(part[0][1:])
state['accounts'][account] = await _load_account(db, account)
if part[1] in ACCOUNT_TAB_KEYS:
key = ACCOUNT_TAB_KEYS[part[1]]
posts = await _get_account_discussion_by_key(db, account, key)
state['content'] = _keyed_posts(posts)
state['accounts'][account][key] = list(state['content'].keys())
elif part[1] in ACCOUNT_TAB_IGNORE:
pass # condenser no-op URLs
else:
# invalid/undefined case; probably requesting `@user/permlink`,
# but condenser still relies on a valid response for redirect.
state['error'] = 'invalid get_state account path %s' % path
# discussion - `/category/@account/permlink`
elif part[1] and part[1][0] == '@':
author = valid_account(part[1][1:])
permlink = valid_permlink(part[2])
state['content'] = await _load_discussion(db, author, permlink)
state['accounts'] = await _load_content_accounts(db, state['content'])
# ranked posts - `/sort/category`
elif part[0] in POST_LIST_SORTS:
assert not part[2], "unexpected discussion path part[2] %s" % path
sort = valid_sort(part[0])
tag = valid_tag(part[1].lower(), allow_empty=True)
pids = await cursor.pids_by_query(db, sort, '', '', 20, tag)
state['content'] = _keyed_posts(await load_posts(db, pids))
state['discussion_idx'] = {tag: {sort: list(state['content'].keys())}}
state['tag_idx'] = {
'trending': await get_top_trending_tags_summary(context)
}
# tag "explorer" - `/tags`
elif part[0] == "tags":
assert not part[1] and not part[2], 'invalid /tags request'
for tag in await get_trending_tags(context):
state['tag_idx']['trending'].append(tag['name'])
state['tags'][tag['name']] = tag
elif part[0] in CONDENSER_NOOP_URLS:
assert not part[1] and not part[2]
else:
raise ApiError('unhandled path: /%s' % path)
return state
async def get_state(path: str):
"""`get_state` reimplementation.
See: https://github.com/steemit/steem/blob/06e67bd4aea73391123eca99e1a22a8612b0c47e/libraries/app/database_api.cpp#L1937
"""
(path, part) = _normalize_path(path)
state = {
'feed_price': _get_feed_price(),
'props': _get_props_lite(),
'tags': {},
'accounts': {},
'content': {},
'tag_idx': {
'trending': []
},
'discussion_idx': {
"": {}
}
}
# account - `/@account/tab` (feed, blog, comments, replies)
if part[0] and part[0][0] == '@':
assert not part[1] == 'transfers', 'transfers API not served here'
assert not part[1] == 'blog', 'canonical blog route is `/@account`'
assert not part[2], 'unexpected account path[2] %s' % path
account = valid_account(part[0][1:])
state['accounts'][account] = _load_account(account)
if part[1] not in ACCOUNT_TAB_IGNORE:
assert part[1] in ACCOUNT_TAB_KEYS, "invalid acct path %s" % path
key = ACCOUNT_TAB_KEYS[part[1]]
posts = await _get_account_discussion_by_key(account, key)
state['content'] = _keyed_posts(posts)
state['accounts'][account][key] = list(state['content'].keys())
# discussion - `/category/@account/permlink`
elif part[1] and part[1][0] == '@':
author = valid_account(part[1][1:])
permlink = valid_permlink(part[2])
post_id = get_post_id(author, permlink)
state['content'] = _load_posts_recursive([post_id]) if post_id else {}
state['accounts'] = _load_content_accounts(state['content'])
# ranked posts - `/sort/category`
elif part[0] in ['trending', 'promoted', 'hot', 'created']:
assert not part[2], "unexpected discussion path part[2] %s" % path
sort = valid_sort(part[0])
tag = valid_tag(part[1].lower(), allow_empty=True)
posts = load_posts(cursor.pids_by_query(sort, '', '', 20, tag))
state['content'] = _keyed_posts(posts)
state['discussion_idx'] = {tag: {sort: list(state['content'].keys())}}
state['tag_idx'] = {'trending': await get_top_trending_tags_summary()}
# tag "explorer" - `/tags`
elif part[0] == "tags":
assert not part[1] and not part[2], 'invalid /tags request'
for tag in await get_trending_tags():
state['tag_idx']['trending'].append(tag['name'])
state['tags'][tag['name']] = tag
elif part[0] == 'witnesses' or part[0] == '~witnesses':
assert not part[1] and not part[2]
raise Exception("not implemented: /%s" % path)
elif part[0] in CONDENSER_NOOP_URLS:
assert not part[1] and not part[2]
else:
print('unhandled path /%s' % path)
return state
