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ftml/render/html/
meta.rs

1/*
2 * render/html/meta.rs
3 *
4 * ftml - Library to parse Wikidot text
5 * Copyright (C) 2019-2026 Wikijump Team
6 *
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
16 *
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 */
20
21use super::escape as html;
22
23#[derive(Serialize, Deserialize, Debug, Copy, Clone, Hash, PartialEq, Eq)]
24#[serde(rename_all = "kebab-case")]
25pub enum HtmlMetaType {
26    Name,
27    HttpEquiv,
28    Property,
29}
30
31impl HtmlMetaType {
32    pub fn tag_name(self) -> &'static str {
33        use self::HtmlMetaType::*;
34
35        match self {
36            Name => "name",
37            HttpEquiv => "http-equiv",
38            Property => "property",
39        }
40    }
41}
42
43#[derive(Serialize, Deserialize, Debug, Clone)]
44pub struct HtmlMeta {
45    pub tag_type: HtmlMetaType,
46    pub name: String,
47    pub value: String,
48}
49
50impl HtmlMeta {
51    pub fn render(&self, buffer: &mut String) {
52        str_write!(buffer, "<meta {}=\"", self.tag_type.tag_name());
53        html::escape(buffer, &self.name);
54        buffer.push_str("\" content=\"");
55        html::escape(buffer, &self.value);
56        buffer.push_str("\" />");
57    }
58}