mirror of
https://github.com/Derpy-Leggies/OnlyLegs.git
synced 2024-12-29 10:56:10 +00:00
82 lines
2.4 KiB
Python
82 lines
2.4 KiB
Python
"""
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Onlylegs - Image View
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"""
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from math import ceil
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from flask import Blueprint, render_template, url_for, current_app
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from onlylegs.models import Post, GroupJunction, Group
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from onlylegs.extensions import db
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blueprint = Blueprint("image", __name__, url_prefix="/image")
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@blueprint.route("/<int:image_id>")
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def image(image_id):
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"""
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Image view, shows the image and its metadata
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"""
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# Get the image, if it doesn't exist, 404
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image = db.get_or_404(Post, image_id, description="Image not found :<")
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# Get all groups the image is in
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groups = (
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GroupJunction.query.with_entities(GroupJunction.group_id)
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.filter(GroupJunction.post_id == image_id)
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.all()
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)
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# Get the group data for each group the image is in
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image.groups = []
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for group in groups:
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image.groups.append(
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Group.query.with_entities(Group.id, Group.name)
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.filter(Group.id == group[0])
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.first()
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)
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# Get the next and previous images
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# Check if there is a group ID set
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next_url = (
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Post.query.with_entities(Post.id)
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.filter(Post.id > image_id)
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.order_by(Post.id.asc())
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.first()
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)
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prev_url = (
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Post.query.with_entities(Post.id)
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.filter(Post.id < image_id)
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.order_by(Post.id.desc())
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.first()
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)
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# If there is a next or previous image, get the url
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if next_url:
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next_url = url_for("image.image", image_id=next_url[0])
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if prev_url:
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prev_url = url_for("image.image", image_id=prev_url[0])
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# Yoink all the images in the database
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total_images = Post.query.with_entities(Post.id).order_by(Post.id.desc()).all()
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limit = current_app.config["UPLOAD_CONF"]["max-load"]
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# If the number of items is less than the limit, no point of calculating the page
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if len(total_images) <= limit:
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return_page = None
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else:
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# How many pages should there be
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for i in range(ceil(len(total_images) / limit)):
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# Slice the list of IDs into chunks of the limit
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for j in total_images[i * limit : (i + 1) * limit]:
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# Is our image in this chunk?
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if not image_id > j[-1]:
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return_page = i + 1
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break
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return render_template(
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"image.html",
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image=image,
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next_url=next_url,
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prev_url=prev_url,
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return_page=return_page,
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)
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