szurubooru/server/szurubooru/api/post_api.py

310 lines
10 KiB
Python

from datetime import datetime
from typing import Dict, List, Optional
from szurubooru import db, errors, model, rest, search
from szurubooru.func import (
auth,
favorites,
mime,
posts,
scores,
serialization,
snapshots,
tags,
versions,
)
_search_executor_config = search.configs.PostSearchConfig()
_search_executor = search.Executor(_search_executor_config)
def _get_post_id(params: Dict[str, str]) -> int:
try:
return int(params["post_id"])
except TypeError:
raise posts.InvalidPostIdError(
"Invalid post ID: %r." % params["post_id"]
)
def _get_post(params: Dict[str, str]) -> model.Post:
return posts.get_post_by_id(_get_post_id(params))
def _serialize_post(
ctx: rest.Context, post: Optional[model.Post]
) -> rest.Response:
return posts.serialize_post(
post, ctx.user, options=serialization.get_serialization_options(ctx)
)
@rest.routes.get("/posts/?")
def get_posts(
ctx: rest.Context, _params: Dict[str, str] = {}
) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:list")
_search_executor_config.user = ctx.user
return _search_executor.execute_and_serialize(
ctx, lambda post: _serialize_post(ctx, post)
)
@rest.routes.post("/posts/?")
def create_post(
ctx: rest.Context, _params: Dict[str, str] = {}
) -> rest.Response:
anonymous = ctx.get_param_as_bool("anonymous", default=False)
if anonymous:
auth.verify_privilege(ctx.user, "posts:create:anonymous")
else:
auth.verify_privilege(ctx.user, "posts:create:identified")
content = ctx.get_file(
"content",
use_video_downloader=auth.has_privilege(
ctx.user, "uploads:use_downloader"
),
)
tag_names = ctx.get_param_as_string_list("tags", default=[])
safety = ctx.get_param_as_string("safety")
source = ctx.get_param_as_string("source", default="")
if ctx.has_param("contentUrl") and not source:
source = ctx.get_param_as_string("contentUrl", default="")
relations = ctx.get_param_as_int_list("relations", default=[])
notes = ctx.get_param_as_list("notes", default=[])
flags = ctx.get_param_as_string_list(
"flags", default=posts.get_default_flags(content)
)
post, new_tags = posts.create_post(
content, tag_names, None if anonymous else ctx.user
)
if len(new_tags):
auth.verify_privilege(ctx.user, "tags:create")
posts.update_post_safety(post, safety)
posts.update_post_source(post, source)
posts.update_post_relations(post, relations)
posts.update_post_notes(post, notes)
posts.update_post_flags(post, flags)
if ctx.has_file("thumbnail"):
posts.update_post_thumbnail(post, ctx.get_file("thumbnail"))
ctx.session.add(post)
ctx.session.flush()
create_snapshots_for_post(post, new_tags, None if anonymous else ctx.user)
alternate_format_posts = posts.generate_alternate_formats(post, content)
for alternate_post, alternate_post_new_tags in alternate_format_posts:
create_snapshots_for_post(
alternate_post,
alternate_post_new_tags,
None if anonymous else ctx.user,
)
ctx.session.commit()
return _serialize_post(ctx, post)
def create_snapshots_for_post(
post: model.Post, new_tags: List[model.Tag], user: Optional[model.User]
):
snapshots.create(post, user)
for tag in new_tags:
snapshots.create(tag, user)
@rest.routes.get("/post/(?P<post_id>[^/]+)/?")
def get_post(ctx: rest.Context, params: Dict[str, str]) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:view")
post = _get_post(params)
return _serialize_post(ctx, post)
@rest.routes.put("/post/(?P<post_id>[^/]+)/?")
def update_post(ctx: rest.Context, params: Dict[str, str]) -> rest.Response:
post = _get_post(params)
versions.verify_version(post, ctx)
versions.bump_version(post)
if ctx.has_file("content"):
auth.verify_privilege(ctx.user, "posts:edit:content")
posts.update_post_content(
post,
ctx.get_file(
"content",
use_video_downloader=auth.has_privilege(
ctx.user, "uploads:use_downloader"
),
),
)
if ctx.has_param("tags"):
auth.verify_privilege(ctx.user, "posts:edit:tags")
new_tags = posts.update_post_tags(
post, ctx.get_param_as_string_list("tags")
)
if len(new_tags):
auth.verify_privilege(ctx.user, "tags:create")
db.session.flush()
for tag in new_tags:
snapshots.create(tag, ctx.user)
if ctx.has_param("safety"):
auth.verify_privilege(ctx.user, "posts:edit:safety")
posts.update_post_safety(post, ctx.get_param_as_string("safety"))
if ctx.has_param("source"):
auth.verify_privilege(ctx.user, "posts:edit:source")
posts.update_post_source(post, ctx.get_param_as_string("source"))
elif ctx.has_param("contentUrl"):
posts.update_post_source(post, ctx.get_param_as_string("contentUrl"))
if ctx.has_param("relations"):
auth.verify_privilege(ctx.user, "posts:edit:relations")
posts.update_post_relations(
post, ctx.get_param_as_int_list("relations")
)
if ctx.has_param("notes"):
auth.verify_privilege(ctx.user, "posts:edit:notes")
posts.update_post_notes(post, ctx.get_param_as_list("notes"))
if ctx.has_param("flags"):
auth.verify_privilege(ctx.user, "posts:edit:flags")
posts.update_post_flags(post, ctx.get_param_as_string_list("flags"))
if ctx.has_file("thumbnail"):
auth.verify_privilege(ctx.user, "posts:edit:thumbnail")
posts.update_post_thumbnail(post, ctx.get_file("thumbnail"))
post.last_edit_time = datetime.utcnow()
ctx.session.flush()
snapshots.modify(post, ctx.user)
ctx.session.commit()
return _serialize_post(ctx, post)
@rest.routes.delete("/post/(?P<post_id>[^/]+)/?")
def delete_post(ctx: rest.Context, params: Dict[str, str]) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:delete")
post = _get_post(params)
versions.verify_version(post, ctx)
snapshots.delete(post, ctx.user)
posts.delete(post)
ctx.session.commit()
return {}
@rest.routes.post("/post-merge/?")
def merge_posts(
ctx: rest.Context, _params: Dict[str, str] = {}
) -> rest.Response:
source_post_id = ctx.get_param_as_int("remove")
target_post_id = ctx.get_param_as_int("mergeTo")
source_post = posts.get_post_by_id(source_post_id)
target_post = posts.get_post_by_id(target_post_id)
replace_content = ctx.get_param_as_bool("replaceContent")
versions.verify_version(source_post, ctx, "removeVersion")
versions.verify_version(target_post, ctx, "mergeToVersion")
versions.bump_version(target_post)
auth.verify_privilege(ctx.user, "posts:merge")
posts.merge_posts(source_post, target_post, replace_content)
snapshots.merge(source_post, target_post, ctx.user)
ctx.session.commit()
return _serialize_post(ctx, target_post)
@rest.routes.get("/featured-post/?")
def get_featured_post(
ctx: rest.Context, _params: Dict[str, str] = {}
) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:view:featured")
post = posts.try_get_featured_post()
return _serialize_post(ctx, post)
@rest.routes.post("/featured-post/?")
def set_featured_post(
ctx: rest.Context, _params: Dict[str, str] = {}
) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:feature")
post_id = ctx.get_param_as_int("id")
post = posts.get_post_by_id(post_id)
featured_post = posts.try_get_featured_post()
if featured_post and featured_post.post_id == post.post_id:
raise posts.PostAlreadyFeaturedError(
"Post %r is already featured." % post_id
)
posts.feature_post(post, ctx.user)
snapshots.modify(post, ctx.user)
ctx.session.commit()
return _serialize_post(ctx, post)
@rest.routes.put("/post/(?P<post_id>[^/]+)/score/?")
def set_post_score(ctx: rest.Context, params: Dict[str, str]) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:score")
post = _get_post(params)
score = ctx.get_param_as_int("score")
scores.set_score(post, ctx.user, score)
ctx.session.commit()
return _serialize_post(ctx, post)
@rest.routes.delete("/post/(?P<post_id>[^/]+)/score/?")
def delete_post_score(
ctx: rest.Context, params: Dict[str, str]
) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:score")
post = _get_post(params)
scores.delete_score(post, ctx.user)
ctx.session.commit()
return _serialize_post(ctx, post)
@rest.routes.post("/post/(?P<post_id>[^/]+)/favorite/?")
def add_post_to_favorites(
ctx: rest.Context, params: Dict[str, str]
) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:favorite")
post = _get_post(params)
favorites.set_favorite(post, ctx.user)
ctx.session.commit()
return _serialize_post(ctx, post)
@rest.routes.delete("/post/(?P<post_id>[^/]+)/favorite/?")
def delete_post_from_favorites(
ctx: rest.Context, params: Dict[str, str]
) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:favorite")
post = _get_post(params)
favorites.unset_favorite(post, ctx.user)
ctx.session.commit()
return _serialize_post(ctx, post)
@rest.routes.get("/post/(?P<post_id>[^/]+)/around/?")
def get_posts_around(
ctx: rest.Context, params: Dict[str, str]
) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:list")
_search_executor_config.user = ctx.user
post_id = _get_post_id(params)
return _search_executor.get_around_and_serialize(
ctx, post_id, lambda post: _serialize_post(ctx, post)
)
@rest.routes.post("/posts/reverse-search/?")
def get_posts_by_image(
ctx: rest.Context, _params: Dict[str, str] = {}
) -> rest.Response:
auth.verify_privilege(ctx.user, "posts:reverse_search")
content = ctx.get_file("content")
try:
lookalikes = posts.search_by_image(content)
except (errors.ThirdPartyError, errors.ProcessingError):
lookalikes = []
return {
"exactPost": _serialize_post(
ctx, posts.search_by_image_exact(content)
),
"similarPosts": [
{
"distance": distance,
"post": _serialize_post(ctx, post),
}
for distance, post in lookalikes
],
}