mirror of
https://github.com/mediacms-io/mediacms.git
synced 2025-11-05 23:18:53 -05:00
103 lines
3.1 KiB
Python
103 lines
3.1 KiB
Python
import os
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import tempfile
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import pysubs2
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from django.conf import settings
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from django.db import models
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from django.urls import reverse
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from .. import helpers
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from .utils import MEDIA_ENCODING_STATUS, subtitles_file_path
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class Language(models.Model):
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"""Language model
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to be used with Subtitles
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"""
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code = models.CharField(max_length=30, help_text="language code")
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title = models.CharField(max_length=100, help_text="language code")
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class Meta:
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ordering = ["id"]
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def __str__(self):
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return f"{self.code}-{self.title}"
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class Subtitle(models.Model):
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"""Subtitles model"""
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language = models.ForeignKey(Language, on_delete=models.CASCADE)
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media = models.ForeignKey("Media", on_delete=models.CASCADE, related_name="subtitles")
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subtitle_file = models.FileField(
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"Subtitle/CC file",
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help_text="File has to be WebVTT format",
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upload_to=subtitles_file_path,
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max_length=500,
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)
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user = models.ForeignKey("users.User", on_delete=models.CASCADE)
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class Meta:
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verbose_name = "Caption"
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verbose_name_plural = "Captions"
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ordering = ["language__title"]
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def __str__(self):
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return f"{self.media.title}-{self.language.title}"
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def get_absolute_url(self):
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return f"{reverse('edit_subtitle')}?id={self.id}"
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@property
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def url(self):
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return self.get_absolute_url()
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def convert_to_srt(self):
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input_path = self.subtitle_file.path
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with tempfile.TemporaryDirectory(dir=settings.TEMP_DIRECTORY) as tmpdirname:
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pysub = settings.PYSUBS_COMMAND
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cmd = [pysub, input_path, "--to", "vtt", "-o", tmpdirname]
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stdout = helpers.run_command(cmd)
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list_of_files = os.listdir(tmpdirname)
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if list_of_files:
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subtitles_file = os.path.join(tmpdirname, list_of_files[0])
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cmd = ["cp", subtitles_file, input_path]
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stdout = helpers.run_command(cmd) # noqa
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else:
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raise Exception("Could not convert to srt")
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return True
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@property
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def subtitle_text(self):
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sub = pysubs2.load(self.subtitle_file.path, encoding="utf-8")
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text = ' '.join([line.text for line in sub])
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text = text.replace("\\N", " ")
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text = text.replace("-", " ")
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text = text.replace(".", " ")
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text = text.replace(" ", " ")
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return text
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class TranscriptionRequest(models.Model):
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# Whisper transcription request
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media = models.ForeignKey("Media", on_delete=models.CASCADE, related_name="transcriptionrequests")
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add_date = models.DateTimeField(auto_now_add=True)
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status = models.CharField(max_length=20, choices=MEDIA_ENCODING_STATUS, default="pending", db_index=True)
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translate_to_english = models.BooleanField(default=False)
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logs = models.TextField(blank=True, null=True)
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class Meta:
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verbose_name = "Caption Request"
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verbose_name_plural = "Caption Requests"
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def __str__(self):
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return f"Transcription request for {self.media.title} - {self.status}"
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