mirror of
https://github.com/sissbruecker/linkding.git
synced 2025-11-17 11:34:03 +01:00
631 lines
21 KiB
Python
631 lines
21 KiB
Python
import hashlib
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import logging
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import os
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from typing import List
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import binascii
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from django import forms
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from django.conf import settings
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from django.contrib.auth.models import User
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from django.core.validators import MinValueValidator
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from django.db import models
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from django.db.models import Q
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from django.db.models.signals import post_save, post_delete
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from django.dispatch import receiver
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from django.http import QueryDict
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from bookmarks.utils import unique, normalize_url
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from bookmarks.validators import BookmarkURLValidator
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logger = logging.getLogger(__name__)
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class Tag(models.Model):
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name = models.CharField(max_length=64)
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date_added = models.DateTimeField()
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owner = models.ForeignKey(User, on_delete=models.CASCADE)
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def __str__(self):
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return self.name
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def sanitize_tag_name(tag_name: str):
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# strip leading/trailing spaces
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# replace inner spaces with replacement char
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return tag_name.strip().replace(" ", "-")
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def parse_tag_string(tag_string: str, delimiter: str = ","):
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if not tag_string:
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return []
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names = tag_string.strip().split(delimiter)
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# remove empty names, sanitize remaining names
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names = [sanitize_tag_name(name) for name in names if name.strip()]
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# remove duplicates
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names = unique(names, str.lower)
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names.sort(key=str.lower)
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return names
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def build_tag_string(tag_names: List[str], delimiter: str = ","):
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return delimiter.join(tag_names)
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class Bookmark(models.Model):
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url = models.CharField(max_length=2048, validators=[BookmarkURLValidator()])
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url_normalized = models.CharField(max_length=2048, blank=True, db_index=True)
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title = models.CharField(max_length=512, blank=True)
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description = models.TextField(blank=True)
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notes = models.TextField(blank=True)
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# Obsolete field, kept to not remove column when generating migrations
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website_title = models.CharField(max_length=512, blank=True, null=True)
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# Obsolete field, kept to not remove column when generating migrations
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website_description = models.TextField(blank=True, null=True)
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web_archive_snapshot_url = models.CharField(max_length=2048, blank=True)
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favicon_file = models.CharField(max_length=512, blank=True)
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preview_image_file = models.CharField(max_length=512, blank=True)
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unread = models.BooleanField(default=False)
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is_archived = models.BooleanField(default=False)
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shared = models.BooleanField(default=False)
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date_added = models.DateTimeField()
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date_modified = models.DateTimeField()
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date_accessed = models.DateTimeField(blank=True, null=True)
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owner = models.ForeignKey(User, on_delete=models.CASCADE)
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tags = models.ManyToManyField(Tag)
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latest_snapshot = models.ForeignKey(
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"BookmarkAsset",
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on_delete=models.SET_NULL,
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null=True,
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blank=True,
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related_name="latest_snapshot",
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)
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@property
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def resolved_title(self):
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if self.title:
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return self.title
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else:
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return self.url
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@property
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def resolved_description(self):
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return self.description
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@property
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def tag_names(self):
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names = [tag.name for tag in self.tags.all()]
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return sorted(names)
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def save(self, *args, **kwargs):
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self.url_normalized = normalize_url(self.url)
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super().save(*args, **kwargs)
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def __str__(self):
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return self.resolved_title + " (" + self.url[:30] + "...)"
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@staticmethod
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def query_existing(owner: User, url: str) -> models.QuerySet:
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# Find existing bookmark by normalized URL, or fall back to exact URL if
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# normalized URL was not generated for whatever reason
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normalized_url = normalize_url(url)
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q = Q(owner=owner) & (
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Q(url_normalized=normalized_url) | Q(url_normalized="", url=url)
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)
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return Bookmark.objects.filter(q)
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@receiver(post_delete, sender=Bookmark)
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def bookmark_deleted(sender, instance, **kwargs):
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if instance.preview_image_file:
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filepath = os.path.join(settings.LD_PREVIEW_FOLDER, instance.preview_image_file)
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if os.path.isfile(filepath):
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try:
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os.remove(filepath)
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except Exception as error:
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logger.error(
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f"Failed to delete preview image: {filepath}", exc_info=error
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)
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class BookmarkAsset(models.Model):
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TYPE_SNAPSHOT = "snapshot"
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TYPE_UPLOAD = "upload"
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CONTENT_TYPE_HTML = "text/html"
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STATUS_PENDING = "pending"
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STATUS_COMPLETE = "complete"
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STATUS_FAILURE = "failure"
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bookmark = models.ForeignKey(Bookmark, on_delete=models.CASCADE)
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date_created = models.DateTimeField(auto_now_add=True, null=False)
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file = models.CharField(max_length=2048, blank=True, null=False)
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file_size = models.IntegerField(null=True)
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asset_type = models.CharField(max_length=64, blank=False, null=False)
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content_type = models.CharField(max_length=128, blank=False, null=False)
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display_name = models.CharField(max_length=2048, blank=True, null=False)
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status = models.CharField(max_length=64, blank=False, null=False)
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gzip = models.BooleanField(default=False, null=False)
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@property
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def download_name(self):
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return (
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f"{self.display_name}.html"
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if self.asset_type == BookmarkAsset.TYPE_SNAPSHOT
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else self.display_name
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)
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def save(self, *args, **kwargs):
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if self.file:
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try:
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file_path = os.path.join(settings.LD_ASSET_FOLDER, self.file)
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if os.path.isfile(file_path):
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self.file_size = os.path.getsize(file_path)
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except Exception:
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pass
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super().save(*args, **kwargs)
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def __str__(self):
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return self.display_name or f"Bookmark Asset #{self.pk}"
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@receiver(post_delete, sender=BookmarkAsset)
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def bookmark_asset_deleted(sender, instance, **kwargs):
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if instance.file:
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filepath = os.path.join(settings.LD_ASSET_FOLDER, instance.file)
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if os.path.isfile(filepath):
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try:
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os.remove(filepath)
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except Exception as error:
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logger.error(f"Failed to delete asset file: {filepath}", exc_info=error)
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class BookmarkBundle(models.Model):
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name = models.CharField(max_length=256, blank=False)
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search = models.CharField(max_length=256, blank=True)
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any_tags = models.CharField(max_length=1024, blank=True)
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all_tags = models.CharField(max_length=1024, blank=True)
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excluded_tags = models.CharField(max_length=1024, blank=True)
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order = models.IntegerField(null=False, default=0)
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date_created = models.DateTimeField(auto_now_add=True, null=False)
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date_modified = models.DateTimeField(auto_now=True, null=False)
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owner = models.ForeignKey(User, on_delete=models.CASCADE)
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def __str__(self):
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return self.name
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class BookmarkBundleForm(forms.ModelForm):
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class Meta:
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model = BookmarkBundle
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fields = ["name", "search", "any_tags", "all_tags", "excluded_tags"]
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class BookmarkSearch:
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SORT_ADDED_ASC = "added_asc"
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SORT_ADDED_DESC = "added_desc"
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SORT_TITLE_ASC = "title_asc"
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SORT_TITLE_DESC = "title_desc"
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FILTER_SHARED_OFF = "off"
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FILTER_SHARED_SHARED = "yes"
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FILTER_SHARED_UNSHARED = "no"
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FILTER_UNREAD_OFF = "off"
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FILTER_UNREAD_YES = "yes"
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FILTER_UNREAD_NO = "no"
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params = [
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"q",
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"user",
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"bundle",
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"sort",
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"shared",
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"unread",
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"modified_since",
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"added_since",
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]
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preferences = ["sort", "shared", "unread"]
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defaults = {
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"q": "",
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"user": "",
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"bundle": None,
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"sort": SORT_ADDED_DESC,
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"shared": FILTER_SHARED_OFF,
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"unread": FILTER_UNREAD_OFF,
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"modified_since": None,
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"added_since": None,
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}
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def __init__(
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self,
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q: str = None,
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user: str = None,
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bundle: BookmarkBundle = None,
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sort: str = None,
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shared: str = None,
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unread: str = None,
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modified_since: str = None,
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added_since: str = None,
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preferences: dict = None,
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request: any = None,
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):
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if not preferences:
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preferences = {}
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self.defaults = {**BookmarkSearch.defaults, **preferences}
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self.request = request
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self.q = q or self.defaults["q"]
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self.user = user or self.defaults["user"]
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self.bundle = bundle or self.defaults["bundle"]
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self.sort = sort or self.defaults["sort"]
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self.shared = shared or self.defaults["shared"]
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self.unread = unread or self.defaults["unread"]
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self.modified_since = modified_since or self.defaults["modified_since"]
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self.added_since = added_since or self.defaults["added_since"]
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def is_modified(self, param):
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value = self.__dict__[param]
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return value != self.defaults[param]
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@property
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def modified_params(self):
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return [field for field in self.params if self.is_modified(field)]
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@property
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def modified_preferences(self):
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return [
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preference
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for preference in self.preferences
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if self.is_modified(preference)
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]
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@property
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def has_modifications(self):
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return len(self.modified_params) > 0
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@property
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def has_modified_preferences(self):
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return len(self.modified_preferences) > 0
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@property
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def query_params(self):
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query_params = {}
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for param in self.modified_params:
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value = self.__dict__[param]
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if isinstance(value, models.Model):
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query_params[param] = value.id
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else:
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query_params[param] = value
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return query_params
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@property
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def preferences_dict(self):
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return {
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preference: self.__dict__[preference] for preference in self.preferences
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}
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@staticmethod
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def from_request(request: any, query_dict: QueryDict, preferences: dict = None):
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initial_values = {}
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for param in BookmarkSearch.params:
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value = query_dict.get(param)
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if value:
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if param == "bundle":
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initial_values[param] = BookmarkBundle.objects.filter(
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owner=request.user, pk=value
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).first()
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else:
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initial_values[param] = value
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return BookmarkSearch(
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**initial_values, preferences=preferences, request=request
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)
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class BookmarkSearchForm(forms.Form):
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SORT_CHOICES = [
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(BookmarkSearch.SORT_ADDED_ASC, "Added ↑"),
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(BookmarkSearch.SORT_ADDED_DESC, "Added ↓"),
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(BookmarkSearch.SORT_TITLE_ASC, "Title ↑"),
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(BookmarkSearch.SORT_TITLE_DESC, "Title ↓"),
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]
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FILTER_SHARED_CHOICES = [
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(BookmarkSearch.FILTER_SHARED_OFF, "Off"),
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(BookmarkSearch.FILTER_SHARED_SHARED, "Shared"),
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(BookmarkSearch.FILTER_SHARED_UNSHARED, "Unshared"),
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]
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FILTER_UNREAD_CHOICES = [
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(BookmarkSearch.FILTER_UNREAD_OFF, "Off"),
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(BookmarkSearch.FILTER_UNREAD_YES, "Unread"),
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(BookmarkSearch.FILTER_UNREAD_NO, "Read"),
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]
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q = forms.CharField()
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user = forms.ChoiceField(required=False)
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bundle = forms.CharField(required=False)
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sort = forms.ChoiceField(choices=SORT_CHOICES)
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shared = forms.ChoiceField(choices=FILTER_SHARED_CHOICES, widget=forms.RadioSelect)
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unread = forms.ChoiceField(choices=FILTER_UNREAD_CHOICES, widget=forms.RadioSelect)
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modified_since = forms.CharField(required=False)
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added_since = forms.CharField(required=False)
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def __init__(
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self,
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search: BookmarkSearch,
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editable_fields: List[str] = None,
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users: List[User] = None,
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):
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super().__init__()
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editable_fields = editable_fields or []
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self.editable_fields = editable_fields
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# set choices for user field if users are provided
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if users:
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user_choices = [(user.username, user.username) for user in users]
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user_choices.insert(0, ("", "Everyone"))
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self.fields["user"].choices = user_choices
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for param in search.params:
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# set initial values for modified params
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value = search.__dict__.get(param)
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if isinstance(value, models.Model):
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self.fields[param].initial = value.id
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else:
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self.fields[param].initial = value
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# Mark non-editable modified fields as hidden. That way, templates
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# rendering a form can just loop over hidden_fields to ensure that
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# all necessary search options are kept when submitting the form.
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if search.is_modified(param) and param not in editable_fields:
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self.fields[param].widget = forms.HiddenInput()
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class UserProfile(models.Model):
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THEME_AUTO = "auto"
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THEME_LIGHT = "light"
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THEME_DARK = "dark"
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THEME_CHOICES = [
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(THEME_AUTO, "Auto"),
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(THEME_LIGHT, "Light"),
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(THEME_DARK, "Dark"),
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]
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BOOKMARK_DATE_DISPLAY_RELATIVE = "relative"
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BOOKMARK_DATE_DISPLAY_ABSOLUTE = "absolute"
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BOOKMARK_DATE_DISPLAY_HIDDEN = "hidden"
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BOOKMARK_DATE_DISPLAY_CHOICES = [
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(BOOKMARK_DATE_DISPLAY_RELATIVE, "Relative"),
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(BOOKMARK_DATE_DISPLAY_ABSOLUTE, "Absolute"),
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(BOOKMARK_DATE_DISPLAY_HIDDEN, "Hidden"),
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]
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BOOKMARK_DESCRIPTION_DISPLAY_INLINE = "inline"
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BOOKMARK_DESCRIPTION_DISPLAY_SEPARATE = "separate"
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BOOKMARK_DESCRIPTION_DISPLAY_CHOICES = [
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(BOOKMARK_DESCRIPTION_DISPLAY_INLINE, "Inline"),
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(BOOKMARK_DESCRIPTION_DISPLAY_SEPARATE, "Separate"),
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]
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BOOKMARK_LINK_TARGET_BLANK = "_blank"
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BOOKMARK_LINK_TARGET_SELF = "_self"
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BOOKMARK_LINK_TARGET_CHOICES = [
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(BOOKMARK_LINK_TARGET_BLANK, "New page"),
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(BOOKMARK_LINK_TARGET_SELF, "Same page"),
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]
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WEB_ARCHIVE_INTEGRATION_DISABLED = "disabled"
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WEB_ARCHIVE_INTEGRATION_ENABLED = "enabled"
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WEB_ARCHIVE_INTEGRATION_CHOICES = [
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(WEB_ARCHIVE_INTEGRATION_DISABLED, "Disabled"),
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(WEB_ARCHIVE_INTEGRATION_ENABLED, "Enabled"),
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]
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TAG_SEARCH_STRICT = "strict"
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TAG_SEARCH_LAX = "lax"
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TAG_SEARCH_CHOICES = [
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(TAG_SEARCH_STRICT, "Strict"),
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(TAG_SEARCH_LAX, "Lax"),
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]
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TAG_GROUPING_ALPHABETICAL = "alphabetical"
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TAG_GROUPING_DISABLED = "disabled"
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TAG_GROUPING_CHOICES = [
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(TAG_GROUPING_ALPHABETICAL, "Alphabetical"),
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(TAG_GROUPING_DISABLED, "Disabled"),
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]
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user = models.OneToOneField(User, related_name="profile", on_delete=models.CASCADE)
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theme = models.CharField(
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max_length=10, choices=THEME_CHOICES, blank=False, default=THEME_AUTO
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)
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bookmark_date_display = models.CharField(
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max_length=10,
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choices=BOOKMARK_DATE_DISPLAY_CHOICES,
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blank=False,
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default=BOOKMARK_DATE_DISPLAY_RELATIVE,
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)
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bookmark_description_display = models.CharField(
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max_length=10,
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choices=BOOKMARK_DESCRIPTION_DISPLAY_CHOICES,
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blank=False,
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default=BOOKMARK_DESCRIPTION_DISPLAY_INLINE,
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)
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bookmark_description_max_lines = models.IntegerField(
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null=False,
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default=1,
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)
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|
bookmark_link_target = models.CharField(
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max_length=10,
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choices=BOOKMARK_LINK_TARGET_CHOICES,
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blank=False,
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default=BOOKMARK_LINK_TARGET_BLANK,
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)
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web_archive_integration = models.CharField(
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max_length=10,
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choices=WEB_ARCHIVE_INTEGRATION_CHOICES,
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blank=False,
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default=WEB_ARCHIVE_INTEGRATION_DISABLED,
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)
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tag_search = models.CharField(
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max_length=10,
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choices=TAG_SEARCH_CHOICES,
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blank=False,
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default=TAG_SEARCH_STRICT,
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)
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tag_grouping = models.CharField(
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max_length=12,
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choices=TAG_GROUPING_CHOICES,
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blank=False,
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default=TAG_GROUPING_ALPHABETICAL,
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)
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enable_sharing = models.BooleanField(default=False, null=False)
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enable_public_sharing = models.BooleanField(default=False, null=False)
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|
enable_favicons = models.BooleanField(default=False, null=False)
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enable_preview_images = models.BooleanField(default=False, null=False)
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|
display_url = models.BooleanField(default=False, null=False)
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|
display_view_bookmark_action = models.BooleanField(default=True, null=False)
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display_edit_bookmark_action = models.BooleanField(default=True, null=False)
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|
display_archive_bookmark_action = models.BooleanField(default=True, null=False)
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|
display_remove_bookmark_action = models.BooleanField(default=True, null=False)
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|
permanent_notes = models.BooleanField(default=False, null=False)
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|
custom_css = models.TextField(blank=True, null=False)
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|
custom_css_hash = models.CharField(blank=True, null=False, max_length=32)
|
|
auto_tagging_rules = models.TextField(blank=True, null=False)
|
|
search_preferences = models.JSONField(default=dict, null=False)
|
|
enable_automatic_html_snapshots = models.BooleanField(default=True, null=False)
|
|
default_mark_unread = models.BooleanField(default=False, null=False)
|
|
default_mark_shared = models.BooleanField(default=False, null=False)
|
|
items_per_page = models.IntegerField(
|
|
null=False, default=30, validators=[MinValueValidator(10)]
|
|
)
|
|
sticky_pagination = models.BooleanField(default=False, null=False)
|
|
collapse_side_panel = models.BooleanField(default=False, null=False)
|
|
hide_bundles = models.BooleanField(default=False, null=False)
|
|
legacy_search = models.BooleanField(default=False, null=False)
|
|
|
|
def save(self, *args, **kwargs):
|
|
if self.custom_css:
|
|
self.custom_css_hash = hashlib.md5(
|
|
self.custom_css.encode("utf-8")
|
|
).hexdigest()
|
|
else:
|
|
self.custom_css_hash = ""
|
|
super().save(*args, **kwargs)
|
|
|
|
|
|
class UserProfileForm(forms.ModelForm):
|
|
class Meta:
|
|
model = UserProfile
|
|
fields = [
|
|
"theme",
|
|
"bookmark_date_display",
|
|
"bookmark_description_display",
|
|
"bookmark_description_max_lines",
|
|
"bookmark_link_target",
|
|
"web_archive_integration",
|
|
"tag_search",
|
|
"tag_grouping",
|
|
"enable_sharing",
|
|
"enable_public_sharing",
|
|
"enable_favicons",
|
|
"enable_preview_images",
|
|
"enable_automatic_html_snapshots",
|
|
"display_url",
|
|
"display_view_bookmark_action",
|
|
"display_edit_bookmark_action",
|
|
"display_archive_bookmark_action",
|
|
"display_remove_bookmark_action",
|
|
"permanent_notes",
|
|
"default_mark_unread",
|
|
"default_mark_shared",
|
|
"custom_css",
|
|
"auto_tagging_rules",
|
|
"items_per_page",
|
|
"sticky_pagination",
|
|
"collapse_side_panel",
|
|
"hide_bundles",
|
|
"legacy_search",
|
|
]
|
|
|
|
|
|
@receiver(post_save, sender=User)
|
|
def create_user_profile(sender, instance, created, **kwargs):
|
|
if created:
|
|
UserProfile.objects.create(user=instance)
|
|
|
|
|
|
@receiver(post_save, sender=User)
|
|
def save_user_profile(sender, instance, **kwargs):
|
|
instance.profile.save()
|
|
|
|
|
|
class Toast(models.Model):
|
|
key = models.CharField(max_length=50)
|
|
message = models.TextField()
|
|
acknowledged = models.BooleanField(default=False)
|
|
owner = models.ForeignKey(User, on_delete=models.CASCADE)
|
|
|
|
|
|
class FeedToken(models.Model):
|
|
"""
|
|
Adapted from authtoken.models.Token
|
|
"""
|
|
|
|
key = models.CharField(max_length=40, primary_key=True)
|
|
user = models.OneToOneField(
|
|
User,
|
|
related_name="feed_token",
|
|
on_delete=models.CASCADE,
|
|
)
|
|
created = models.DateTimeField(auto_now_add=True)
|
|
|
|
def save(self, *args, **kwargs):
|
|
if not self.key:
|
|
self.key = self.generate_key()
|
|
return super().save(*args, **kwargs)
|
|
|
|
@classmethod
|
|
def generate_key(cls):
|
|
return binascii.hexlify(os.urandom(20)).decode()
|
|
|
|
def __str__(self):
|
|
return self.key
|
|
|
|
|
|
class GlobalSettings(models.Model):
|
|
LANDING_PAGE_LOGIN = "login"
|
|
LANDING_PAGE_SHARED_BOOKMARKS = "shared_bookmarks"
|
|
LANDING_PAGE_CHOICES = [
|
|
(LANDING_PAGE_LOGIN, "Login"),
|
|
(LANDING_PAGE_SHARED_BOOKMARKS, "Shared Bookmarks"),
|
|
]
|
|
|
|
landing_page = models.CharField(
|
|
max_length=50,
|
|
choices=LANDING_PAGE_CHOICES,
|
|
blank=False,
|
|
default=LANDING_PAGE_LOGIN,
|
|
)
|
|
guest_profile_user = models.ForeignKey(
|
|
User, on_delete=models.SET_NULL, null=True, blank=True
|
|
)
|
|
enable_link_prefetch = models.BooleanField(default=False, null=False)
|
|
|
|
@classmethod
|
|
def get(cls):
|
|
instance = GlobalSettings.objects.first()
|
|
if not instance:
|
|
instance = GlobalSettings()
|
|
instance.save()
|
|
return instance
|
|
|
|
def save(self, *args, **kwargs):
|
|
if not self.pk and GlobalSettings.objects.exists():
|
|
raise Exception("There is already one instance of GlobalSettings")
|
|
return super(GlobalSettings, self).save(*args, **kwargs)
|
|
|
|
|
|
class GlobalSettingsForm(forms.ModelForm):
|
|
class Meta:
|
|
model = GlobalSettings
|
|
fields = ["landing_page", "guest_profile_user", "enable_link_prefetch"]
|
|
|
|
def __init__(self, *args, **kwargs):
|
|
super(GlobalSettingsForm, self).__init__(*args, **kwargs)
|
|
self.fields["guest_profile_user"].empty_label = "Standard profile"
|