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A better way of handling URIs between local/remote

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This commit is contained in:
Andrew Godwin 2022-12-12 07:22:11 -07:00
parent 35a45f1c55
commit 8ffe4bc145
11 changed files with 69 additions and 33 deletions
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18
activities/models/post_attachment.py
View file

@ -1,9 +1,9 @@
from functools import partial
from django.conf import settings
from django.db import models
from core.uploads import upload_namer
from core.uris import AutoAbsoluteUrl, RelativeAbsoluteUrl
from stator.models import State, StateField, StateGraph, StatorModel
@ -72,19 +72,19 @@ class PostAttachment(StatorModel):
"image/webp",
]
def thumbnail_url(self):
def thumbnail_url(self) -> RelativeAbsoluteUrl:
if self.thumbnail:
return self.thumbnail.url
return RelativeAbsoluteUrl(self.thumbnail.url)
elif self.file:
return self.file.url
return RelativeAbsoluteUrl(self.file.url)
else:
return f"https://{settings.MAIN_DOMAIN}/proxy/post_attachment/{self.pk}/"
return AutoAbsoluteUrl(f"/proxy/post_attachment/{self.pk}/")
def full_url(self):
if self.file:
return self.file.url
return RelativeAbsoluteUrl(self.file.url)
else:
return f"https://{settings.MAIN_DOMAIN}/proxy/post_attachment/{self.pk}/"
return AutoAbsoluteUrl(f"/proxy/post_attachment/{self.pk}/")
### ActivityPub ###
@ -105,8 +105,8 @@ class PostAttachment(StatorModel):
return {
"id": self.pk,
"type": "image" if self.is_image() else "unknown",
"url": self.full_url(),
"preview_url": self.thumbnail_url(),
"url": self.full_url().absolute,
"preview_url": self.thumbnail_url().absolute,
"remote_url": None,
"meta": {
"original": {

34
core/uris.py Normal file
View file

@ -0,0 +1,34 @@
from urllib.parse import urljoin
from django.conf import settings
class RelativeAbsoluteUrl:
"""
Represents a URL that can have both "relative" and "absolute" forms
for various use either locally or remotely.
"""
absolute: str
relative: str
def __init__(self, absolute: str, relative: str | None = None):
if "://" not in absolute:
raise ValueError(f"Absolute URL {absolute!r} is not absolute!")
self.absolute = absolute
self.relative = relative or absolute
class AutoAbsoluteUrl(RelativeAbsoluteUrl):
"""
Automatically makes the absolute variant by using either settings.MAIN_DOMAIN
or a passed identity's URI domain.
"""
def __init__(self, relative: str, identity=None):
self.relative = relative
if identity:
absolute_prefix = f"https://{identity.domain.uri_domain}/"
else:
absolute_prefix = f"https://{settings.MAIN_DOMAIN}/"
self.absolute = urljoin(absolute_prefix, self.relative)

2
templates/activities/_identity.html
View file

@ -2,7 +2,7 @@
<div class="post user">
<a href="{{ identity.urls.view }}">
<img src="{{ identity.local_icon_url }}" class="icon" alt="Avatar for {{ identity.name_or_handle }}">
<img src="{{ identity.local_icon_url.relative }}" class="icon" alt="Avatar for {{ identity.name_or_handle }}">
</a>
{% if created %}

2
templates/activities/_image_uploaded.html
View file

@ -1,6 +1,6 @@
<div class="uploaded-image">
<input type="hidden" name="attachment" value="{{ attachment.pk }}">
<img src="{{ attachment.thumbnail_url }}">
<img src="{{ attachment.thumbnail_url.relative }}">
<p>
{{ attachment.name|default:"(no description)" }}
</p>

2
templates/activities/_mini_post.html
View file

@ -3,7 +3,7 @@
<div class="post mini" data-takahe-id="{{ post.id }}" role="article">
<a href="{{ post.author.urls.view }}" tabindex="-1">
<img src="{{ post.author.local_icon_url }}" class="icon">
<img src="{{ post.author.local_icon_url.relative }}" class="icon">
</a>
<a href="{{ post.author.urls.view }}" class="handle">

6
templates/activities/_post.html
View file

@ -3,7 +3,7 @@
<div class="post {% if reply %}reply{% endif %}" data-takahe-id="{{ post.id }}" role="article" tabindex="0">
<a href="{{ post.author.urls.view }}" tabindex="-1">
<img src="{{ post.author.local_icon_url }}" class="icon">
<img src="{{ post.author.local_icon_url.relative }}" class="icon">
</a>
<time _="on click go url {% if link_original %}{{ post.url }}{% else %}{{ post.urls.view }}{% endif %} then halt">
@ -75,8 +75,8 @@
<div class="attachments">
{% for attachment in post.attachments.all %}
{% if attachment.is_image %}
<a href="{{ attachment.full_url }}" class="image">
<img src="{{ attachment.thumbnail_url }}" title="{{ attachment.name }}" alt="{{ attachment.name }}" />
<a href="{{ attachment.full_url.relative }}" class="image">
<img src="{{ attachment.thumbnail_url.relative }}" title="{{ attachment.name }}" alt="{{ attachment.name }}" />
</a>
{% endif %}
{% endfor %}

2
templates/activities/follows.html
View file

@ -6,7 +6,7 @@
<section class="icon-menu">
{% for identity, details in identities %}
<a class="option" href="{{ identity.urls.view }}">
<img src="{{ identity.local_icon_url }}">
<img src="{{ identity.local_icon_url.relative }}">
<span class="handle">
{{ identity.name_or_handle }}
<small>@{{ identity.handle }}</small>

2
templates/base.html
View file

@ -48,7 +48,7 @@
<img src="{% static "img/unknown-icon-128.png" %}" title="No identity selected">
{% else %}
{{ request.identity.username }}
<img src="{{ request.identity.local_icon_url }}" title="{{ request.identity.handle }}">
<img src="{{ request.identity.local_icon_url.relative }}" title="{{ request.identity.handle }}">
{% endif %}
</a>
{% else %}

2
templates/identity/select.html
View file

@ -6,7 +6,7 @@
<section class="icon-menu">
{% for identity in identities %}
<a class="option" href="{{ identity.urls.activate }}">
<img src="{{ identity.local_icon_url }}">
<img src="{{ identity.local_icon_url.relative }}">
<span class="handle">
{{ identity.name_or_handle }}
<small>@{{ identity.handle }}</small>

4
templates/identity/view.html
View file

@ -13,10 +13,10 @@
{% block content %}
<h1 class="identity">
{% if identity.local_image_url %}
<img src="{{ identity.local_image_url }}" class="banner">
<img src="{{ identity.local_image_url.relative }}" class="banner">
{% endif %}
<img src="{{ identity.local_icon_url }}" class="icon">
<img src="{{ identity.local_icon_url.relative }}" class="icon">
{% if request.identity %}
{% if identity == request.identity %}

28
users/models/identity.py
View file

@ -5,7 +5,6 @@ from urllib.parse import urlparse
import httpx
import urlman
from asgiref.sync import async_to_sync, sync_to_async
from django.conf import settings
from django.db import IntegrityError, models
from django.template.defaultfilters import linebreaks_filter
from django.templatetags.static import static
@ -18,6 +17,7 @@ from core.ld import canonicalise, format_ld_date, get_list, media_type_from_file
from core.models import Config
from core.signatures import HttpSignature, RsaKeys
from core.uploads import upload_namer
from core.uris import AutoAbsoluteUrl, RelativeAbsoluteUrl
from stator.models import State, StateField, StateGraph, StatorModel
from users.models.domain import Domain
from users.models.system_actor import SystemActor
@ -147,25 +147,26 @@ class Identity(StatorModel):
else:
return self.profile_uri
def local_icon_url(self):
def local_icon_url(self) -> RelativeAbsoluteUrl:
"""
Returns an icon for us, with fallbacks to a placeholder
Returns an icon for use by us, with fallbacks to a placeholder
"""
if self.icon:
return self.icon.url
return RelativeAbsoluteUrl(self.icon.url)
elif self.icon_uri:
return f"https://{settings.MAIN_DOMAIN}/proxy/identity_icon/{self.pk}/"
return AutoAbsoluteUrl(f"/proxy/identity_icon/{self.pk}/")
else:
return static("img/unknown-icon-128.png")
return RelativeAbsoluteUrl(static("img/unknown-icon-128.png"))
def local_image_url(self):
def local_image_url(self) -> RelativeAbsoluteUrl | None:
"""
Returns a background image for us, returning None if there isn't one
"""
if self.image:
return self.image.url
return RelativeAbsoluteUrl(self.image.url)
elif self.image_uri:
return f"https://{settings.MAIN_DOMAIN}/proxy/identity_image/{self.pk}/"
return AutoAbsoluteUrl(f"/proxy/identity_image/{self.pk}/")
return None
@property
def safe_summary(self):
@ -470,6 +471,7 @@ class Identity(StatorModel):
### Mastodon Client API ###
def to_mastodon_json(self):
header_image = self.local_image_url()
return {
"id": self.pk,
"username": self.username,
@ -477,10 +479,10 @@ class Identity(StatorModel):
"url": self.absolute_profile_uri(),
"display_name": self.name,
"note": self.summary or "",
"avatar": self.local_icon_url(),
"avatar_static": self.local_icon_url(),
"header": self.local_image_url() or "",
"header_static": self.local_image_url() or "",
"avatar": self.local_icon_url().absolute,
"avatar_static": self.local_icon_url().absolute,
"header": header_image.absolute if header_image else None,
"header_static": header_image.absolute if header_image else None,
"locked": False,
"fields": (
[