298 lines
10 KiB
Python
298 lines
10 KiB
Python
import logging
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logger = logging.getLogger(__name__)
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from peewee import *
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import os
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import markdown
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import re
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import configuration
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import datetime
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from . import helpers
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config = configuration.main_config["DOWNLOADS"]
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slack_config = configuration.main_config["SLACK"]
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# set the nature of the db at runtime
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download_db = DatabaseProxy()
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class DownloadBaseModel(Model):
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class Meta:
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database = download_db
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## == Article related models == ##
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class ArticleDownload(DownloadBaseModel):
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# in the beginning this is all we have
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article_url = TextField(default = '', unique=True)
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# fetch then fills in the metadata
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title = CharField(default='')
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@property
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def is_title_bad(self): # add incrementally
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return "PUR-Abo" in self.title \
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or "Redirecting" in self.title \
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or "Error while running fetch" in self.title
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summary = TextField(default = '')
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source_name = CharField(default = '')
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language = CharField(default = '')
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file_name = TextField(default = '')
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@property
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def save_path(self):
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return f"{config['local_storage_path']}/{self.download_date.year}/{self.download_date.strftime('%B')}/"
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@property
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def fname_nas(self, file_name=""):
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if self.download_date:
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if file_name:
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return f"NAS: {config['remote_storage_path']}/{self.download_date.year}/{self.download_date.strftime('%B')}/{file_name}"
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else: # return the self. name
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return f"NAS: {config['remote_storage_path']}/{self.download_date.year}/{self.download_date.strftime('%B')}/{self.file_name}"
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else:
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return None
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@property
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def fname_template(self):
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if "youtube.com" in self.source_name or "youtu.be" in self.source_name:
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fname = f"{self.source_name} -- {self.title}"
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else:
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fname = f"{self.source_name} -- {self.title}.pdf"
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return helpers.clear_path_name(fname)
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archive_url = TextField(default = '')
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pub_date = DateField(default = '')
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download_date = DateField(default = datetime.date.today)
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slack_ts = FloatField(default = 0) # should be a fixed-length string but float is easier to sort by
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@property
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def slack_ts_full(self):
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str_ts = str(self.slack_ts)
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cut_zeros = 6 - (len(str_ts) - str_ts.find(".") - 1) # usually there a 6 decimals
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return f"{str_ts}{cut_zeros * '0'}"
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sent = BooleanField(default = False)
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archived_by = CharField(default = os.getenv("UNAME"))
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# need to know who saved the message because the file needs to be on their computer in order to get verified
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# verification happens in a different app, but the model has the fields here as well
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comment = TextField(default = '')
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verified = IntegerField(default = 0) # 0 = not verified, 1 = verified, -1 = marked as bad
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# authors
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# keywords
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# ... are added through foreignkeys
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# we will also add an attribute named message, to reference which message should be replied to. This attribute does not need to be saved in the db
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## Helpers specific to a single article
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def __str__(self) -> str:
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if self.title != '' and self.source_name != '':
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desc = f"{helpers.shorten_name(self.title)} -- {self.source_name}"
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else:
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desc = f"{self.article_url}"
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return f"ART [{desc}]"
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@property
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def slack_info(self):
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status = [":x: No better version available", ":gear: Verification pending", ":white_check_mark: Verified by human"][self.verified + 1]
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content = "\n>" + "\n>".join(self.summary.split("\n"))
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file_status, msg = self.file_status()
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if not file_status:
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return [msg]
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# everything alright: generate real content
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# first the base file
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if self.file_name[-4:] == ".pdf":
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answer = [{ # main reply with the base pdf
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"reply_text" : f"*{self.title}*\n{status}\n{content}",
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"file_path" : self.save_path + self.file_name
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}]
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else: # don't upload if the file is too big!
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location = f"Not uploaded to slack, but the file will be on the NAS:\n`{self.fname_nas}`"
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answer = [{ # main reply with the base pdf
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"reply_text" : f"*{self.title}*\n{status}\n{content}\n{location}",
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"file_path" : None
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}]
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# then the related files
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rel_text = ""
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for r in self.related:
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fname = r.related_file_name
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lentry = "\n• `{}` ".format(self.fname_nas(fname))
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if fname[-4:] == ".pdf": # this is a manageable file, directly upload
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f_ret = self.save_path + fname
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answer.append({"reply_text":"", "file_path" : f_ret})
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else: # not pdf <=> too large. Don't upload but mention its existence
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lentry += "(not uploaded to slack, but the file will be on the NAS)"
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rel_text += lentry
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if rel_text:
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rel_text = answer[0]["reply_text"] = answer[0]["reply_text"] + "\nRelated files:\n" + rel_text
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return answer
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@property
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def mail_info(self):
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base = [{"reply_text": f"[{self.article_url}]({self.article_url})\n", "file_path":None}] + self.slack_info
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return [{"reply_text": markdown.markdown(m["reply_text"]), "file_path": m["file_path"]} for m in base]
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def set_authors(self, authors):
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for a in authors:
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ArticleAuthor.create(
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article = self,
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author = a
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)
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def set_related(self, related):
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for r in related:
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ArticleRelated.create(
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article = self,
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related_file_name = r
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)
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def file_status(self):
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if not self.file_name:
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logger.error(f"Article {self} has no filename!")
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return False, {"reply_text": "Download failed, no file was saved.", "file_path": None}
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file_path_abs = self.save_path + self.file_name
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if not os.path.exists(file_path_abs):
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logger.error(f"Article {self} has a filename, but the file does not exist at that location!")
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return False, {"reply_text": "Can't find file. Either the download failed or the file was moved.", "file_path": None}
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return True, {}
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class ArticleAuthor(DownloadBaseModel):
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article = ForeignKeyField(ArticleDownload, backref='authors')
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author = CharField()
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class ArticleRelated(DownloadBaseModel):
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# Related files, such as the full text of a paper, audio files, etc.
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article = ForeignKeyField(ArticleDownload, backref='related')
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related_file_name = TextField(default = '')
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# class Thread(ChatBaseModel):
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# """The threads that concern us are only created if the base massage contains a url"""
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# thread_ts = FloatField(default = 0)
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# article = ForeignKeyField(ArticleDownload, backref="slack_thread", null=True, default=None)
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# # provides, ts, user, models
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# # messages
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# @property
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# def slack_ts(self):
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# str_ts = str(self.thread_ts)
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# cut_zeros = 6 - (len(str_ts) - str_ts.find(".") - 1) # usually there a 6 decimals. If there are less, problem!
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# return "{}{}".format(str_ts, cut_zeros*"0")
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# @property
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# def initiator_message(self):
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# try:
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# return self.messages[0] # TODO check if this needs sorting
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# except IndexError:
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# logger.warning(f"Thread {self} is empty. How can that be?")
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# return None
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# @property
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# def message_count(self):
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# # logger.warning("message_count was called")
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# return self.messages.count()
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# @property
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# def last_message(self):
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# messages = Message.select().where(Message.thread == self).order_by(Message.ts) # can't be empty by definition/creation
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# return messages[-1]
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# @property
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# def is_fully_processed(self) -> bool:
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# init_message = self.initiator_message
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# if init_message is None:
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# return False
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# if init_message.is_processed_override:
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# return True
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# # this override is set for instance, when no url was sent at all. Then set this thread to be ignored
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# reactions = init_message.reaction
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# if not reactions:
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# return False
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# else:
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# r = reactions[0].type # can and should only have one reaction
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# return r == "white_check_mark" \
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# or r == "x"
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# class Message(ChatBaseModel):
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# ts = FloatField(unique=True) #for sorting
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# channel_id = CharField(default='')
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# user = ForeignKeyField(User, backref="messages")
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# text = TextField(default='')
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# thread = ForeignKeyField(Thread, backref="messages", default=None)
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# file_type = CharField(default='')
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# perma_link = CharField(default='')
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# is_processed_override = BooleanField(default=False)
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# # reaction
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# def __str__(self) -> str:
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# return "MSG [{}]".format(shorten_name(self.text).replace('\n','/'))
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# @property
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# def slack_ts(self):
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# str_ts = str(self.ts)
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# cut_zeros = 6 - (len(str_ts) - str_ts.find(".") - 1) # usually there a 6 decimals. If there are less, problem!
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# return "{}{}".format(str_ts, cut_zeros * "0")
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# @property
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# def urls(self):
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# pattern = r"<(.*?)>"
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# matches = re.findall(pattern, self.text)
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# matches = [m for m in matches if "." in m]
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# new_matches = []
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# for m in matches:
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# if "." in m: # must contain a tld, right?
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# # further complication: slack automatically abreviates urls in the format:
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# # <url|link preview>. Lucky for us, "|" is a character derecommended in urls, meaning we can "safely" split for it and retain the first half
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# if "|" in m:
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# keep = m.split("|")[0]
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# else:
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# keep = m
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# new_matches.append(keep)
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# return new_matches
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# @property
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# def is_by_human(self):
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# return self.user.user_id != slack_config["bot_id"]
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# @property
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# def has_single_url(self):
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# return len(self.urls) == 1
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def set_db(download_db_object):
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download_db.initialize(download_db_object)
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with download_db: # create tables (does nothing if they exist already)
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download_db.create_tables([ArticleDownload, ArticleAuthor, ArticleRelated])
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