import copy import datetime import re import traceback from typing import List from urllib.parse import quote, urlencode, urlparse, parse_qs import chardet from jinja2 import Template from pyquery import PyQuery from ruamel.yaml import CommentedMap from app.core.config import settings from app.helper.browser import PlaywrightHelper from app.log import logger from app.schemas.types import MediaType from app.utils.http import RequestUtils from app.utils.string import StringUtils class TorrentSpider: # 是否出现错误 is_error: bool = False # 索引器ID indexerid: int = None # 索引器名称 indexername: str = None # 站点域名 domain: str = None # 站点Cookie cookie: str = None # 站点UA ua: str = None # Requests 代理 proxies: dict = None # playwright 代理 proxy_server: dict = None # 是否渲染 render: bool = False # Referer referer: str = None # 搜索关键字 keyword: str = None # 媒体类型 mtype: MediaType = None # 搜索路径、方式配置 search: dict = {} # 批量搜索配置 batch: dict = {} # 浏览配置 browse: dict = {} # 站点分类配置 category: dict = {} # 站点种子列表配置 list: dict = {} # 站点种子字段配置 fields: dict = {} # 页码 page: int = 0 # 搜索条数, 默认: 100条 result_num: int = 100 # 单个种子信息 torrents_info: dict = {} # 种子列表 torrents_info_array: list = [] # 搜索超时, 默认: 15秒 _timeout = 15 def __init__(self, indexer: CommentedMap, keyword: [str, list] = None, page: int = 0, referer: str = None, mtype: MediaType = None): """ 设置查询参数 :param indexer: 索引器 :param keyword: 搜索关键字，如果数组则为批量搜索 :param page: 页码 :param referer: Referer :param mtype: 媒体类型 """ if not indexer: return self.keyword = keyword self.mtype = mtype self.indexerid = indexer.get('id') self.indexername = indexer.get('name') self.search = indexer.get('search') self.batch = indexer.get('batch') self.browse = indexer.get('browse') self.category = indexer.get('category') self.list = indexer.get('torrents').get('list', {}) self.fields = indexer.get('torrents').get('fields') self.render = indexer.get('render') self.domain = indexer.get('domain') self.result_num = int(indexer.get('result_num') or 100) self._timeout = int(indexer.get('timeout') or 15) self.page = page if self.domain and not str(self.domain).endswith("/"): self.domain = self.domain + "/" if indexer.get('ua'): self.ua = indexer.get('ua') or settings.USER_AGENT else: self.ua = settings.USER_AGENT if indexer.get('proxy'): self.proxies = settings.PROXY self.proxy_server = settings.PROXY_SERVER if indexer.get('cookie'): self.cookie = indexer.get('cookie') if referer: self.referer = referer self.torrents_info_array = [] def get_torrents(self) -> List[dict]: """ 开始请求 """ if not self.search or not self.domain: return [] # 种子搜索相对路径 paths = self.search.get('paths', []) torrentspath = "" if len(paths) == 1: torrentspath = paths[0].get('path', '') else: for path in paths: if path.get("type") == "all" and not self.mtype: torrentspath = path.get('path') break elif path.get("type") == "movie" and self.mtype == MediaType.MOVIE: torrentspath = path.get('path') break elif path.get("type") == "tv" and self.mtype == MediaType.TV: torrentspath = path.get('path') break # 精确搜索 if self.keyword: if isinstance(self.keyword, list): # 批量查询 if self.batch: delimiter = self.batch.get('delimiter') or ' ' space_replace = self.batch.get('space_replace') or ' ' search_word = delimiter.join([str(k).replace(' ', space_replace) for k in self.keyword]) else: search_word = " ".join(self.keyword) # 查询模式：或 search_mode = "1" else: # 单个查询 search_word = self.keyword # 查询模式与 search_mode = "0" # 搜索URL indexer_params = self.search.get("params", {}).copy() if indexer_params: search_area = indexer_params.get('search_area') # search_area非0表示支持imdbid搜索 if (search_area and (not self.keyword or not self.keyword.startswith('tt'))): # 支持imdbid搜索，但关键字不是imdbid时，不启用imdbid搜索 indexer_params.pop('search_area') # 变量字典 inputs_dict = { "keyword": search_word } # 查询参数，默认查询标题 params = { "search_mode": search_mode, "search_area": 0, "page": self.page or 0, "notnewword": 1 } # 额外参数 for key, value in indexer_params.items(): params.update({ "%s" % key: str(value).format(**inputs_dict) }) # 分类条件 if self.category: if self.mtype == MediaType.TV: cats = self.category.get("tv") or [] elif self.mtype == MediaType.MOVIE: cats = self.category.get("movie") or [] else: cats = (self.category.get("movie") or []) + (self.category.get("tv") or []) for cat in cats: if self.category.get("field"): value = params.get(self.category.get("field"), "") params.update({ "%s" % self.category.get("field"): value + self.category.get("delimiter", ' ') + cat.get("id") }) else: params.update({ "cat%s" % cat.get("id"): 1 }) searchurl = self.domain + torrentspath + "?" + urlencode(params) else: # 变量字典 inputs_dict = { "keyword": quote(search_word), "page": self.page or 0 } # 无额外参数 searchurl = self.domain + str(torrentspath).format(**inputs_dict) # 列表浏览 else: # 变量字典 inputs_dict = { "page": self.page or 0, "keyword": "" } # 有单独浏览路径 if self.browse: torrentspath = self.browse.get("path") if self.browse.get("start"): start_page = int(self.browse.get("start")) + int(self.page or 0) inputs_dict.update({ "page": start_page }) elif self.page: torrentspath = torrentspath + f"?page={self.page}" # 搜索Url searchurl = self.domain + str(torrentspath).format(**inputs_dict) logger.info(f"开始请求：{searchurl}") if self.render: # 浏览器仿真 page_source = PlaywrightHelper().get_page_source( url=searchurl, cookies=self.cookie, ua=self.ua, proxies=self.proxy_server, timeout=self._timeout ) else: # requests请求 ret = RequestUtils( ua=self.ua, cookies=self.cookie, timeout=self._timeout, referer=self.referer, proxies=self.proxies ).get_res(searchurl, allow_redirects=True) if ret is not None: # 使用chardet检测字符编码 raw_data = ret.content if raw_data: try: result = chardet.detect(raw_data) encoding = result['encoding'] # 解码为字符串 page_source = raw_data.decode(encoding) except Exception as e: logger.debug(f"chardet解码失败：{str(e)}") # 探测utf-8解码 if re.search(r"charset=\"?utf-8\"?", ret.text, re.IGNORECASE): ret.encoding = "utf-8" else: ret.encoding = ret.apparent_encoding page_source = ret.text else: page_source = ret.text else: page_source = "" # 解析 return self.parse(page_source) def __get_title(self, torrent): # title default text if 'title' not in self.fields: return selector = self.fields.get('title', {}) if 'selector' in selector: title = torrent(selector.get('selector', '')).clone() self.__remove(title, selector) items = self.__attribute_or_text(title, selector) self.torrents_info['title'] = self.__index(items, selector) elif 'text' in selector: render_dict = {} if "title_default" in self.fields: title_default_selector = self.fields.get('title_default', {}) title_default_item = torrent(title_default_selector.get('selector', '')).clone() self.__remove(title_default_item, title_default_selector) items = self.__attribute_or_text(title_default_item, selector) title_default = self.__index(items, title_default_selector) render_dict.update({'title_default': title_default}) if "title_optional" in self.fields: title_optional_selector = self.fields.get('title_optional', {}) title_optional_item = torrent(title_optional_selector.get('selector', '')).clone() self.__remove(title_optional_item, title_optional_selector) items = self.__attribute_or_text(title_optional_item, title_optional_selector) title_optional = self.__index(items, title_optional_selector) render_dict.update({'title_optional': title_optional}) self.torrents_info['title'] = Template(selector.get('text')).render(fields=render_dict) self.torrents_info['title'] = self.__filter_text(self.torrents_info.get('title'), selector.get('filters')) def __get_description(self, torrent): # title optional text if 'description' not in self.fields: return selector = self.fields.get('description', {}) if "selector" in selector \ or "selectors" in selector: description = torrent(selector.get('selector', selector.get('selectors', ''))).clone() if description: self.__remove(description, selector) items = self.__attribute_or_text(description, selector) self.torrents_info['description'] = self.__index(items, selector) elif "text" in selector: render_dict = {} if "tags" in self.fields: tags_selector = self.fields.get('tags', {}) tags_item = torrent(tags_selector.get('selector', '')).clone() self.__remove(tags_item, tags_selector) items = self.__attribute_or_text(tags_item, tags_selector) tag = self.__index(items, tags_selector) render_dict.update({'tags': tag}) if "subject" in self.fields: subject_selector = self.fields.get('subject', {}) subject_item = torrent(subject_selector.get('selector', '')).clone() self.__remove(subject_item, subject_selector) items = self.__attribute_or_text(subject_item, subject_selector) subject = self.__index(items, subject_selector) render_dict.update({'subject': subject}) if "description_free_forever" in self.fields: description_free_forever_selector = self.fields.get("description_free_forever", {}) description_free_forever_item = torrent(description_free_forever_selector.get("selector", '')).clone() self.__remove(description_free_forever_item, description_free_forever_selector) items = self.__attribute_or_text(description_free_forever_item, description_free_forever_selector) description_free_forever = self.__index(items, description_free_forever_selector) render_dict.update({"description_free_forever": description_free_forever}) if "description_normal" in self.fields: description_normal_selector = self.fields.get("description_normal", {}) description_normal_item = torrent(description_normal_selector.get("selector", '')).clone() self.__remove(description_normal_item, description_normal_selector) items = self.__attribute_or_text(description_normal_item, description_normal_selector) description_normal = self.__index(items, description_normal_selector) render_dict.update({"description_normal": description_normal}) self.torrents_info['description'] = Template(selector.get('text')).render(fields=render_dict) self.torrents_info['description'] = self.__filter_text(self.torrents_info.get('description'), selector.get('filters')) def __get_detail(self, torrent): # details page text if 'details' not in self.fields: return selector = self.fields.get('details', {}) details = torrent(selector.get('selector', '')).clone() self.__remove(details, selector) items = self.__attribute_or_text(details, selector) item = self.__index(items, selector) detail_link = self.__filter_text(item, selector.get('filters')) if detail_link: if not detail_link.startswith("http"): if detail_link.startswith("//"): self.torrents_info['page_url'] = self.domain.split(":")[0] + ":" + detail_link elif detail_link.startswith("/"): self.torrents_info['page_url'] = self.domain + detail_link[1:] else: self.torrents_info['page_url'] = self.domain + detail_link else: self.torrents_info['page_url'] = detail_link def __get_download(self, torrent): # download link text if 'download' not in self.fields: return selector = self.fields.get('download', {}) download = torrent(selector.get('selector', '')).clone() self.__remove(download, selector) items = self.__attribute_or_text(download, selector) item = self.__index(items, selector) download_link = self.__filter_text(item, selector.get('filters')) if download_link: if not download_link.startswith("http") \ and not download_link.startswith("magnet"): _scheme, _domain = StringUtils.get_url_netloc(self.domain) if _domain in download_link: if download_link.startswith("/"): self.torrents_info['enclosure'] = f"{_scheme}:{download_link}" else: self.torrents_info['enclosure'] = f"{_scheme}://{download_link}" else: if download_link.startswith("/"): self.torrents_info['enclosure'] = f"{self.domain}{download_link[1:]}" else: self.torrents_info['enclosure'] = f"{self.domain}{download_link}" else: self.torrents_info['enclosure'] = download_link def __get_imdbid(self, torrent): # imdbid if "imdbid" not in self.fields: return selector = self.fields.get('imdbid', {}) imdbid = torrent(selector.get('selector', '')).clone() self.__remove(imdbid, selector) items = self.__attribute_or_text(imdbid, selector) item = self.__index(items, selector) self.torrents_info['imdbid'] = item self.torrents_info['imdbid'] = self.__filter_text(self.torrents_info.get('imdbid'), selector.get('filters')) def __get_size(self, torrent): # torrent size int if 'size' not in self.fields: return selector = self.fields.get('size', {}) size = torrent(selector.get('selector', selector.get("selectors", ''))).clone() self.__remove(size, selector) items = self.__attribute_or_text(size, selector) item = self.__index(items, selector) if item: size_val = item.replace("\n", "").strip() size_val = self.__filter_text(size_val, selector.get('filters')) self.torrents_info['size'] = StringUtils.num_filesize(size_val) else: self.torrents_info['size'] = 0 def __get_leechers(self, torrent): # torrent leechers int if 'leechers' not in self.fields: return selector = self.fields.get('leechers', {}) leechers = torrent(selector.get('selector', '')).clone() self.__remove(leechers, selector) items = self.__attribute_or_text(leechers, selector) item = self.__index(items, selector) if item: peers_val = item.split("/")[0] peers_val = peers_val.replace(",", "") peers_val = self.__filter_text(peers_val, selector.get('filters')) self.torrents_info['peers'] = int(peers_val) if peers_val and peers_val.isdigit() else 0 else: self.torrents_info['peers'] = 0 def __get_seeders(self, torrent): # torrent leechers int if 'seeders' not in self.fields: return selector = self.fields.get('seeders', {}) seeders = torrent(selector.get('selector', '')).clone() self.__remove(seeders, selector) items = self.__attribute_or_text(seeders, selector) item = self.__index(items, selector) if item: seeders_val = item.split("/")[0] seeders_val = seeders_val.replace(",", "") seeders_val = self.__filter_text(seeders_val, selector.get('filters')) self.torrents_info['seeders'] = int(seeders_val) if seeders_val and seeders_val.isdigit() else 0 else: self.torrents_info['seeders'] = 0 def __get_grabs(self, torrent): # torrent grabs int if 'grabs' not in self.fields: return selector = self.fields.get('grabs', {}) grabs = torrent(selector.get('selector', '')).clone() self.__remove(grabs, selector) items = self.__attribute_or_text(grabs, selector) item = self.__index(items, selector) if item: grabs_val = item.split("/")[0] grabs_val = grabs_val.replace(",", "") grabs_val = self.__filter_text(grabs_val, selector.get('filters')) self.torrents_info['grabs'] = int(grabs_val) if grabs_val and grabs_val.isdigit() else 0 else: self.torrents_info['grabs'] = 0 def __get_pubdate(self, torrent): # torrent pubdate yyyy-mm-dd hh:mm:ss if 'date_added' not in self.fields: return selector = self.fields.get('date_added', {}) pubdate = torrent(selector.get('selector', '')).clone() self.__remove(pubdate, selector) items = self.__attribute_or_text(pubdate, selector) self.torrents_info['pubdate'] = self.__index(items, selector) self.torrents_info['pubdate'] = self.__filter_text(self.torrents_info.get('pubdate'), selector.get('filters')) def __get_date_elapsed(self, torrent): # torrent data elaspsed text if 'date_elapsed' not in self.fields: return selector = self.fields.get('date_elapsed', {}) date_elapsed = torrent(selector.get('selector', '')).clone() self.__remove(date_elapsed, selector) items = self.__attribute_or_text(date_elapsed, selector) self.torrents_info['date_elapsed'] = self.__index(items, selector) self.torrents_info['date_elapsed'] = self.__filter_text(self.torrents_info.get('date_elapsed'), selector.get('filters')) def __get_downloadvolumefactor(self, torrent): # downloadvolumefactor int selector = self.fields.get('downloadvolumefactor', {}) if not selector: return self.torrents_info['downloadvolumefactor'] = 1 if 'case' in selector: for downloadvolumefactorselector in list(selector.get('case', {}).keys()): downloadvolumefactor = torrent(downloadvolumefactorselector) if len(downloadvolumefactor) > 0: self.torrents_info['downloadvolumefactor'] = selector.get('case', {}).get( downloadvolumefactorselector) break elif "selector" in selector: downloadvolume = torrent(selector.get('selector', '')).clone() self.__remove(downloadvolume, selector) items = self.__attribute_or_text(downloadvolume, selector) item = self.__index(items, selector) if item: downloadvolumefactor = re.search(r'(\d+\.?\d*)', item) if downloadvolumefactor: self.torrents_info['downloadvolumefactor'] = int(downloadvolumefactor.group(1)) def __get_uploadvolumefactor(self, torrent): # uploadvolumefactor int selector = self.fields.get('uploadvolumefactor', {}) if not selector: return self.torrents_info['uploadvolumefactor'] = 1 if 'case' in selector: for uploadvolumefactorselector in list(selector.get('case', {}).keys()): uploadvolumefactor = torrent(uploadvolumefactorselector) if len(uploadvolumefactor) > 0: self.torrents_info['uploadvolumefactor'] = selector.get('case', {}).get( uploadvolumefactorselector) break elif "selector" in selector: uploadvolume = torrent(selector.get('selector', '')).clone() self.__remove(uploadvolume, selector) items = self.__attribute_or_text(uploadvolume, selector) item = self.__index(items, selector) if item: uploadvolumefactor = re.search(r'(\d+\.?\d*)', item) if uploadvolumefactor: self.torrents_info['uploadvolumefactor'] = int(uploadvolumefactor.group(1)) def __get_labels(self, torrent): # labels ['label1', 'label2'] if 'labels' not in self.fields: return selector = self.fields.get('labels', {}) labels = torrent(selector.get("selector", "")).clone() self.__remove(labels, selector) items = self.__attribute_or_text(labels, selector) if items: self.torrents_info['labels'] = [item for item in items if item] else: self.torrents_info['labels'] = [] def __get_free_date(self, torrent): # free date yyyy-mm-dd hh:mm:ss if 'freedate' not in self.fields: return selector = self.fields.get('freedate', {}) freedate = torrent(selector.get('selector', '')).clone() self.__remove(freedate, selector) items = self.__attribute_or_text(freedate, selector) self.torrents_info['freedate'] = self.__index(items, selector) self.torrents_info['freedate'] = self.__filter_text(self.torrents_info.get('freedate'), selector.get('filters')) def __get_hit_and_run(self, torrent): # hitandrun True/False if 'hr' not in self.fields: return selector = self.fields.get('hr', {}) hit_and_run = torrent(selector.get('selector', '')) if hit_and_run: self.torrents_info['hit_and_run'] = True else: self.torrents_info['hit_and_run'] = False def __get_category(self, torrent): # category 电影/电视剧 if 'category' not in self.fields: return selector = self.fields.get('category', {}) category = torrent(selector.get('selector', '')).clone() self.__remove(category, selector) items = self.__attribute_or_text(category, selector) category_value = self.__index(items, selector) category_value = self.__filter_text(category_value, selector.get('filters')) if category_value and self.category: tv_cats = [str(cat.get("id")) for cat in self.category.get("tv") or []] movie_cats = [str(cat.get("id")) for cat in self.category.get("movie") or []] if category_value in tv_cats \ and category_value not in movie_cats: self.torrents_info['category'] = MediaType.TV.value elif category_value in movie_cats: self.torrents_info['category'] = MediaType.MOVIE.value else: self.torrents_info['category'] = MediaType.UNKNOWN.value else: self.torrents_info['category'] = MediaType.UNKNOWN.value def get_info(self, torrent) -> dict: """ 解析单条种子数据 """ self.torrents_info = {} try: # 标题 self.__get_title(torrent) # 描述 self.__get_description(torrent) # 详情页面 self.__get_detail(torrent) # 下载链接 self.__get_download(torrent) # 完成数 self.__get_grabs(torrent) # 下载数 self.__get_leechers(torrent) # 做种数 self.__get_seeders(torrent) # 大小 self.__get_size(torrent) # IMDBID self.__get_imdbid(torrent) # 下载系数 self.__get_downloadvolumefactor(torrent) # 上传系数 self.__get_uploadvolumefactor(torrent) # 发布时间 self.__get_pubdate(torrent) # 已发布时间 self.__get_date_elapsed(torrent) # 免费载止时间 self.__get_free_date(torrent) # 标签 self.__get_labels(torrent) # HR self.__get_hit_and_run(torrent) # 分类 self.__get_category(torrent) except Exception as err: logger.error("%s 搜索出现错误：%s" % (self.indexername, str(err))) return self.torrents_info @staticmethod def __filter_text(text: str, filters: list): """ 对文件进行处理 """ if not text or not filters or not isinstance(filters, list): return text if not isinstance(text, str): text = str(text) for filter_item in filters: if not text: break method_name = filter_item.get("name") try: args = filter_item.get("args") if method_name == "re_search" and isinstance(args, list): text = re.search(r"%s" % args[0], text).group(args[-1]) elif method_name == "split" and isinstance(args, list): text = text.split(r"%s" % args[0])[args[-1]] elif method_name == "replace" and isinstance(args, list): text = text.replace(r"%s" % args[0], r"%s" % args[-1]) elif method_name == "dateparse" and isinstance(args, str): text = datetime.datetime.strptime(text, r"%s" % args) elif method_name == "strip": text = text.strip() elif method_name == "appendleft": text = f"{args}{text}" elif method_name == "querystring": parsed_url = urlparse(text) query_params = parse_qs(parsed_url.query) param_value = query_params.get(args) text = param_value[0] if param_value else '' except Exception as err: logger.debug(f'过滤器 {method_name} 处理失败：{str(err)} - {traceback.format_exc()}') return text.strip() @staticmethod def __remove(item, selector): """ 移除元素 """ if selector and "remove" in selector: removelist = selector.get('remove', '').split(', ') for v in removelist: item.remove(v) @staticmethod def __attribute_or_text(item, selector: dict): if not selector: return item if not item: return [] if 'attribute' in selector: items = [i.attr(selector.get('attribute')) for i in item.items() if i] else: items = [i.text() for i in item.items() if i] return items @staticmethod def __index(items: list, selector: dict): if not items: return None if selector: if "contents" in selector \ and len(items) > int(selector.get("contents")): items = items[0].split("\n")[selector.get("contents")] elif "index" in selector \ and len(items) > int(selector.get("index")): items = items[int(selector.get("index"))] if isinstance(items, list): items = items[0] return items def parse(self, html_text: str) -> List[dict]: """ 解析整个页面 """ if not html_text: self.is_error = True return [] # 清空旧结果 self.torrents_info_array = [] try: # 解析站点文本对象 html_doc = PyQuery(html_text) # 种子筛选器 torrents_selector = self.list.get('selector', '') # 遍历种子html列表 for torn in html_doc(torrents_selector): self.torrents_info_array.append(copy.deepcopy(self.get_info(PyQuery(torn)))) if len(self.torrents_info_array) >= int(self.result_num): break return self.torrents_info_array except Exception as err: self.is_error = True logger.warn(f"错误：{self.indexername} {str(err)}")