mirror of https://gitlab.com/litecord/litecord.git
159 lines
3.8 KiB
Python
159 lines
3.8 KiB
Python
"""
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Litecord
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Copyright (C) 2018-2019 Luna Mendes
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, version 3 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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"""
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litecord.embed.schemas - embed input validators.
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"""
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import urllib.parse
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from litecord.types import Color
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class EmbedURL:
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def __init__(self, url: str):
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parsed = urllib.parse.urlparse(url)
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if parsed.scheme not in ('http', 'https', 'attachment'):
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raise ValueError('Invalid URL scheme')
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self.scheme = parsed.scheme
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self.raw_url = url
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self.parsed = parsed
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@classmethod
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def from_parsed(cls, parsed):
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"""Make an EmbedURL instance out of an already parsed 6-tuple."""
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return cls(parsed.geturl())
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@property
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def url(self) -> str:
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"""Return the unparsed URL."""
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return urllib.parse.urlunparse(self.parsed)
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@property
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def to_json(self) -> str:
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"""'json' version of the url."""
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return self.url
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@property
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def to_md_path(self) -> str:
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"""Convert the EmbedURL to a mediaproxy path (post img/meta)."""
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parsed = self.parsed
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return (
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f'{parsed.scheme}/{parsed.netloc}'
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f'{parsed.path}?{parsed.query}'
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)
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EMBED_FOOTER = {
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'text': {
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'type': 'string', 'minlength': 1, 'maxlength': 1024, 'required': True},
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'icon_url': {
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'coerce': EmbedURL, 'required': False,
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},
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# NOTE: proxy_icon_url set by us
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}
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EMBED_IMAGE = {
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'url': {'coerce': EmbedURL, 'required': True},
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# NOTE: proxy_url, width, height set by us
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}
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EMBED_THUMBNAIL = EMBED_IMAGE
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EMBED_AUTHOR = {
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'name': {
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'type': 'string', 'minlength': 1, 'maxlength': 256, 'required': False
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},
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'url': {
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'coerce': EmbedURL, 'required': False,
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},
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'icon_url': {
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'coerce': EmbedURL, 'required': False,
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}
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# NOTE: proxy_icon_url set by us
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}
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EMBED_FIELD = {
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'name': {
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'type': 'string', 'minlength': 1, 'maxlength': 256, 'required': True
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},
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'value': {
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'type': 'string', 'minlength': 1, 'maxlength': 1024, 'required': True
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},
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'inline': {
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'type': 'boolean', 'required': False, 'default': True,
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},
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}
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EMBED_OBJECT = {
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'title': {
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'type': 'string', 'minlength': 1, 'maxlength': 256, 'required': False},
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# NOTE: type set by us
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'description': {
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'type': 'string', 'minlength': 1, 'maxlength': 2048, 'required': False,
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},
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'url': {
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'coerce': EmbedURL, 'required': False,
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},
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'timestamp': {
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# TODO: an ISO 8601 type
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# TODO: maybe replace the default in here with now().isoformat?
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'type': 'string', 'required': False
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},
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'color': {
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'coerce': Color, 'required': False
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},
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'footer': {
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'type': 'dict',
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'schema': EMBED_FOOTER,
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'required': False,
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},
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'image': {
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'type': 'dict',
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'schema': EMBED_IMAGE,
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'required': False,
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},
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'thumbnail': {
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'type': 'dict',
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'schema': EMBED_THUMBNAIL,
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'required': False,
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},
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# NOTE: 'video' set by us
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# NOTE: 'provider' set by us
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'author': {
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'type': 'dict',
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'schema': EMBED_AUTHOR,
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'required': False,
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},
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'fields': {
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'type': 'list',
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'schema': {'type': 'dict', 'schema': EMBED_FIELD},
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'required': False,
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},
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}
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