2023-06-17 17:34:18 +08:00

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Python
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import json
import re
from pathlib import Path
from typing import List, Optional, Union, Dict
from app.core.config import settings
from app.log import logger
from app.schemas import RefreshMediaItem
from app.utils.http import RequestUtils
from app.utils.singleton import Singleton
from app.utils.string import StringUtils
from app.schemas.types import MediaType
class Emby(metaclass=Singleton):
def __init__(self):
self._host = settings.EMBY_HOST
if self._host:
if not self._host.endswith("/"):
self._host += "/"
if not self._host.startswith("http"):
self._host = "http://" + self._host
self._apikey = settings.EMBY_API_KEY
self._user = self.get_user()
self._folders = self.get_emby_folders()
def get_emby_folders(self) -> List[dict]:
"""
获取Emby媒体库路径列表
"""
if not self._host or not self._apikey:
return []
req_url = "%semby/Library/SelectableMediaFolders?api_key=%s" % (self._host, self._apikey)
try:
res = RequestUtils().get_res(req_url)
if res:
return res.json()
else:
logger.error(f"Library/SelectableMediaFolders 未获取到返回数据")
return []
except Exception as e:
logger.error(f"连接Library/SelectableMediaFolders 出错:" + str(e))
return []
def get_emby_librarys(self) -> List[dict]:
"""
获取Emby媒体库列表
"""
if not self._host or not self._apikey:
return []
req_url = f"{self._host}emby/Users/{self._user}/Views?api_key={self._apikey}"
try:
res = RequestUtils().get_res(req_url)
if res:
return res.json().get("Items")
else:
logger.error(f"User/Views 未获取到返回数据")
return []
except Exception as e:
logger.error(f"连接User/Views 出错:" + str(e))
return []
def get_user(self, user_name: str = None) -> Optional[Union[str, int]]:
"""
获得管理员用户
"""
if not self._host or not self._apikey:
return None
req_url = "%sUsers?api_key=%s" % (self._host, self._apikey)
try:
res = RequestUtils().get_res(req_url)
if res:
users = res.json()
# 先查询是否有与当前用户名称匹配的
if user_name:
for user in users:
if user.get("Name") == user_name:
return user.get("Id")
# 查询管理员
for user in users:
if user.get("Policy", {}).get("IsAdministrator"):
return user.get("Id")
else:
logger.error(f"Users 未获取到返回数据")
except Exception as e:
logger.error(f"连接Users出错" + str(e))
return None
def get_server_id(self) -> Optional[str]:
"""
获得服务器信息
"""
if not self._host or not self._apikey:
return None
req_url = "%sSystem/Info?api_key=%s" % (self._host, self._apikey)
try:
res = RequestUtils().get_res(req_url)
if res:
return res.json().get("Id")
else:
logger.error(f"System/Info 未获取到返回数据")
except Exception as e:
logger.error(f"连接System/Info出错" + str(e))
return None
def get_user_count(self) -> int:
"""
获得用户数量
"""
if not self._host or not self._apikey:
return 0
req_url = "%semby/Users/Query?api_key=%s" % (self._host, self._apikey)
try:
res = RequestUtils().get_res(req_url)
if res:
return res.json().get("TotalRecordCount")
else:
logger.error(f"Users/Query 未获取到返回数据")
return 0
except Exception as e:
logger.error(f"连接Users/Query出错" + str(e))
return 0
def get_activity_log(self, num: int = 30) -> List[dict]:
"""
获取Emby活动记录
"""
if not self._host or not self._apikey:
return []
req_url = "%semby/System/ActivityLog/Entries?api_key=%s&" % (self._host, self._apikey)
ret_array = []
try:
res = RequestUtils().get_res(req_url)
if res:
ret_json = res.json()
items = ret_json.get('Items')
for item in items:
if item.get("Type") == "AuthenticationSucceeded":
event_type = "LG"
event_date = StringUtils.get_time(item.get("Date"))
event_str = "%s, %s" % (item.get("Name"), item.get("ShortOverview"))
activity = {"type": event_type, "event": event_str, "date": event_date}
ret_array.append(activity)
if item.get("Type") in ["VideoPlayback", "VideoPlaybackStopped"]:
event_type = "PL"
event_date = StringUtils.get_time(item.get("Date"))
event_str = item.get("Name")
activity = {"type": event_type, "event": event_str, "date": event_date}
ret_array.append(activity)
else:
logger.error(f"System/ActivityLog/Entries 未获取到返回数据")
return []
except Exception as e:
logger.error(f"连接System/ActivityLog/Entries出错" + str(e))
return []
return ret_array[:num]
def get_medias_count(self) -> dict:
"""
获得电影、电视剧、动漫媒体数量
:return: MovieCount SeriesCount SongCount
"""
if not self._host or not self._apikey:
return {}
req_url = "%semby/Items/Counts?api_key=%s" % (self._host, self._apikey)
try:
res = RequestUtils().get_res(req_url)
if res:
return res.json()
else:
logger.error(f"Items/Counts 未获取到返回数据")
return {}
except Exception as e:
logger.error(f"连接Items/Counts出错" + str(e))
return {}
def __get_emby_series_id_by_name(self, name: str, year: str) -> Optional[str]:
"""
根据名称查询Emby中剧集的SeriesId
:param name: 标题
:param year: 年份
:return: None 表示连不通,""表示未找到找到返回ID
"""
if not self._host or not self._apikey:
return None
req_url = "%semby/Items?IncludeItemTypes=Series&Fields=ProductionYear&StartIndex=0&Recursive=true&SearchTerm=%s&Limit=10&IncludeSearchTypes=false&api_key=%s" % (
self._host, name, self._apikey)
try:
res = RequestUtils().get_res(req_url)
if res:
res_items = res.json().get("Items")
if res_items:
for res_item in res_items:
if res_item.get('Name') == name and (
not year or str(res_item.get('ProductionYear')) == str(year)):
return res_item.get('Id')
except Exception as e:
logger.error(f"连接Items出错" + str(e))
return None
return ""
def get_movies(self, title: str, year: str = None) -> Optional[List[dict]]:
"""
根据标题和年份检查电影是否在Emby中存在存在则返回列表
:param title: 标题
:param year: 年份,可以为空,为空时不按年份过滤
:return: 含title、year属性的字典列表
"""
if not self._host or not self._apikey:
return None
req_url = "%semby/Items?IncludeItemTypes=Movie&Fields=ProductionYear&StartIndex=0" \
"&Recursive=true&SearchTerm=%s&Limit=10&IncludeSearchTypes=false&api_key=%s" % (
self._host, title, self._apikey)
try:
res = RequestUtils().get_res(req_url)
if res:
res_items = res.json().get("Items")
if res_items:
ret_movies = []
for res_item in res_items:
if res_item.get('Name') == title and (
not year or str(res_item.get('ProductionYear')) == str(year)):
ret_movies.append(
{'title': res_item.get('Name'), 'year': str(res_item.get('ProductionYear'))})
return ret_movies
except Exception as e:
logger.error(f"连接Items出错" + str(e))
return None
return []
def get_tv_episodes(self,
title: str = None,
year: str = None,
tmdb_id: int = None,
season: int = None) -> Optional[Dict[int, list]]:
"""
根据标题和年份和季返回Emby中的剧集列表
:param title: 标题
:param year: 年份
:param tmdb_id: TMDBID
:param season: 季
:return: 每一季的已有集数
"""
if not self._host or not self._apikey:
return None
# 电视剧
item_id = self.__get_emby_series_id_by_name(title, year)
if item_id is None:
return None
if not item_id:
return {}
# 验证tmdbid是否相同
item_tmdbid = self.get_iteminfo(item_id).get("ProviderIds", {}).get("Tmdb")
if tmdb_id and item_tmdbid:
if str(tmdb_id) != str(item_tmdbid):
return {}
# /Shows/Id/Episodes 查集的信息
if not season:
season = ""
try:
req_url = "%semby/Shows/%s/Episodes?Season=%s&IsMissing=false&api_key=%s" % (
self._host, item_id, season, self._apikey)
res_json = RequestUtils().get_res(req_url)
if res_json:
res_items = res_json.json().get("Items")
season_episodes = {}
for res_item in res_items:
season_index = res_item.get("ParentIndexNumber")
if not season_index:
continue
if season and season != season_index:
continue
episode_index = res_item.get("IndexNumber")
if not episode_index:
continue
if season_index not in season_episodes:
season_episodes[season_index] = []
season_episodes[season_index].append(episode_index)
# 返回
return season_episodes
except Exception as e:
logger.error(f"连接Shows/Id/Episodes出错" + str(e))
return None
return {}
def get_remote_image_by_id(self, item_id: str, image_type: str) -> Optional[str]:
"""
根据ItemId从Emby查询TMDB的图片地址
:param item_id: 在Emby中的ID
:param image_type: 图片的类弄地poster或者backdrop等
:return: 图片对应在TMDB中的URL
"""
if not self._host or not self._apikey:
return None
req_url = "%semby/Items/%s/RemoteImages?api_key=%s" % (self._host, item_id, self._apikey)
try:
res = RequestUtils().get_res(req_url)
if res:
images = res.json().get("Images")
for image in images:
if image.get("ProviderName") == "TheMovieDb" and image.get("Type") == image_type:
return image.get("Url")
else:
logger.error(f"Items/RemoteImages 未获取到返回数据")
return None
except Exception as e:
logger.error(f"连接Items/Id/RemoteImages出错" + str(e))
return None
return None
def __refresh_emby_library_by_id(self, item_id: str) -> bool:
"""
通知Emby刷新一个项目的媒体库
"""
if not self._host or not self._apikey:
return False
req_url = "%semby/Items/%s/Refresh?Recursive=true&api_key=%s" % (self._host, item_id, self._apikey)
try:
res = RequestUtils().post_res(req_url)
if res:
return True
else:
logger.info(f"刷新媒体库对象 {item_id} 失败无法连接Emby")
except Exception as e:
logger.error(f"连接Items/Id/Refresh出错" + str(e))
return False
return False
def refresh_root_library(self) -> bool:
"""
通知Emby刷新整个媒体库
"""
if not self._host or not self._apikey:
return False
req_url = "%semby/Library/Refresh?api_key=%s" % (self._host, self._apikey)
try:
res = RequestUtils().post_res(req_url)
if res:
return True
else:
logger.info(f"刷新媒体库失败无法连接Emby")
except Exception as e:
logger.error(f"连接Library/Refresh出错" + str(e))
return False
return False
def refresh_library_by_items(self, items: List[RefreshMediaItem]) -> bool:
"""
按类型、名称、年份来刷新媒体库
:param items: 已识别的需要刷新媒体库的媒体信息列表
"""
if not items:
return False
# 收集要刷新的媒体库信息
logger.info(f"开始刷新Emby媒体库...")
library_ids = []
for item in items:
library_id = self.__get_emby_library_id_by_item(item)
if library_id and library_id not in library_ids:
library_ids.append(library_id)
# 开始刷新媒体库
if "/" in library_ids:
return self.refresh_root_library()
for library_id in library_ids:
if library_id != "/":
return self.__refresh_emby_library_by_id(library_id)
logger.info(f"Emby媒体库刷新完成")
def __get_emby_library_id_by_item(self, item: RefreshMediaItem) -> Optional[str]:
"""
根据媒体信息查询在哪个媒体库返回要刷新的位置的ID
:param item: {title, year, type, category, target_path}
"""
if not item.title or not item.year or not item.type:
return None
if item.type != MediaType.MOVIE.value:
item_id = self.__get_emby_series_id_by_name(item.title, item.year)
if item_id:
# 存在电视剧,则直接刷新这个电视剧就行
return item_id
else:
if self.get_movies(item.title, item.year):
# 已存在,不用刷新
return None
# 查找需要刷新的媒体库ID
item_path = Path(item.target_path)
for folder in self._folders:
# 找同级路径最多的媒体库(要求容器内映射路径与实际一致)
max_comm_path = ""
match_num = 0
match_id = None
# 匹配子目录
for subfolder in folder.get("SubFolders"):
try:
# 查询最大公共路径
subfolder_path = Path(subfolder.get("Path"))
item_path_parents = list(item_path.parents)
subfolder_path_parents = list(subfolder_path.parents)
common_path = next(p1 for p1, p2 in zip(reversed(item_path_parents),
reversed(subfolder_path_parents)
) if p1 == p2)
if len(common_path) > len(max_comm_path):
max_comm_path = common_path
match_id = subfolder.get("Id")
match_num += 1
except StopIteration:
continue
except Exception as err:
print(str(err))
# 检查匹配情况
if match_id:
return match_id if match_num == 1 else folder.get("Id")
# 如果找不到,只要路径中有分类目录名就命中
for subfolder in folder.get("SubFolders"):
if subfolder.get("Path") and re.search(r"[/\\]%s" % item.category,
subfolder.get("Path")):
return folder.get("Id")
# 刷新根目录
return "/"
def get_iteminfo(self, itemid: str) -> dict:
"""
获取单个项目详情
"""
if not itemid:
return {}
if not self._host or not self._apikey:
return {}
req_url = "%semby/Users/%s/Items/%s?api_key=%s" % (self._host, self._user, itemid, self._apikey)
try:
res = RequestUtils().get_res(req_url)
if res and res.status_code == 200:
return res.json()
except Exception as e:
logger.error(f"连接Items/Id出错" + str(e))
return {}
def get_webhook_message(self, message_str: str) -> dict:
"""
解析Emby Webhook报文
"""
message = json.loads(message_str)
eventItem = {'event': message.get('Event', ''), "channel": "emby"}
if message.get('Item'):
if message.get('Item', {}).get('Type') == 'Episode':
eventItem['item_type'] = "TV"
eventItem['item_name'] = "%s %s%s %s" % (
message.get('Item', {}).get('SeriesName'),
"S" + str(message.get('Item', {}).get('ParentIndexNumber')),
"E" + str(message.get('Item', {}).get('IndexNumber')),
message.get('Item', {}).get('Name'))
eventItem['item_id'] = message.get('Item', {}).get('SeriesId')
eventItem['season_id'] = message.get('Item', {}).get('ParentIndexNumber')
eventItem['episode_id'] = message.get('Item', {}).get('IndexNumber')
elif message.get('Item', {}).get('Type') == 'Audio':
eventItem['item_type'] = "AUD"
album = message.get('Item', {}).get('Album')
file_name = message.get('Item', {}).get('FileName')
eventItem['item_name'] = album
eventItem['overview'] = file_name
eventItem['item_id'] = message.get('Item', {}).get('AlbumId')
else:
eventItem['item_type'] = "MOV"
eventItem['item_name'] = "%s %s" % (
message.get('Item', {}).get('Name'), "(" + str(message.get('Item', {}).get('ProductionYear')) + ")")
eventItem['item_path'] = message.get('Item', {}).get('Path')
eventItem['item_id'] = message.get('Item', {}).get('Id')
eventItem['tmdb_id'] = message.get('Item', {}).get('ProviderIds', {}).get('Tmdb')
if message.get('Item', {}).get('Overview') and len(message.get('Item', {}).get('Overview')) > 100:
eventItem['overview'] = str(message.get('Item', {}).get('Overview'))[:100] + "..."
else:
eventItem['overview'] = message.get('Item', {}).get('Overview')
eventItem['percentage'] = message.get('TranscodingInfo', {}).get('CompletionPercentage')
if not eventItem['percentage']:
if message.get('PlaybackInfo', {}).get('PositionTicks'):
eventItem['percentage'] = message.get('PlaybackInfo', {}).get('PositionTicks') / \
message.get('Item', {}).get('RunTimeTicks') * 100
if message.get('Session'):
eventItem['ip'] = message.get('Session').get('RemoteEndPoint')
eventItem['device_name'] = message.get('Session').get('DeviceName')
eventItem['client'] = message.get('Session').get('Client')
if message.get("User"):
eventItem['user_name'] = message.get("User").get('Name')
# 获取消息图片
if eventItem.get("item_id"):
# 根据返回的item_id去调用媒体服务器获取
eventItem['image_url'] = self.get_remote_image_by_id(item_id=eventItem.get('item_id'),
image_type="Backdrop")
return eventItem