memegen.routes.api_templates

Complexity

Total Complexity

11

Size/Duplication

Total Lines	80
Duplicated Lines	0 %

Importance

Changes

0

4 Functions

Rating	Name	Duplication	Size	Complexity
A	get()	0	9	2
A	get_meme_with_path()	0	5	1
A	create_template()	0	3	1
B	create_meme()	0	33	7

from collections import OrderedDict

from flask import Blueprint, current_app, request, redirect
from flask_api import exceptions
from webargs import fields

from ..domain import Text
from ..extensions import cache

from ._parser import parser
from ._utils import route


blueprint = Blueprint('templates', __name__, url_prefix="/api/templates/")

OPTIONS = {
    'top': fields.Str(missing=""),
    'bottom': fields.Str(missing=""),
    '_redirect': fields.Bool(load_from='redirect', missing=True),
    '_masked': fields.Bool(load_from='masked', missing=False),
}


@blueprint.route("")
@cache.cached()
def get():
    """Get a list of all meme templates."""
    data = OrderedDict()
    for template in sorted(current_app.template_service.all()):
        url = route('.create', key=template.key, _external=True)
        data[template.name] = url
    return data


@blueprint.route("", methods=['POST'])
def create_template():
    raise exceptions.PermissionDenied(current_app.config['CONTRIBUTING_URL'])


@blueprint.route("<key>", methods=['GET', 'POST'], endpoint='create')
@parser.use_kwargs(OPTIONS)
def create_meme(key, top, bottom, _redirect, _masked):
    """Generate a meme from a template."""
    if request.method == 'GET':
        template = current_app.template_service.find(key)
        if template.key != key:
            return redirect(route('.create', key=template.key))

        data = OrderedDict()
        data['name'] = template.name
        data['description'] = template.link
        data['aliases'] = sorted(template.aliases + [template.key])
        data['styles'] = template.styles
        data['example'] = route('links.get', key=key,
                                path=template.sample_path, _external=True)
        return data

    if top or bottom:
        text = Text([top, bottom], translate_spaces=False)
    else:
        text = Text("_")

    if _masked:
        code = current_app.link_service.encode(key, text.path)
        url = route('image.get_encoded', code=code, _external=True)
    else:
        url = route('image.get', key=key, path=text.path, _external=True)

    if _redirect:
        return redirect(url, 303)

    return dict(href=url)


@blueprint.route("<key>/<path:path>")
def get_meme_with_path(key, path):
    """Redirect if any additional path is provided."""
    template = current_app.template_service.find(key)
    return redirect("/{}/{}".format(template.key, path))