mirror of
https://github.com/sbrow/thor.git
synced 2026-08-26 11:23:32 -04:00
Spencer Brower
139 lines
2.8 KiB
Odin
139 lines
2.8 KiB
Odin
package main
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import "core:fmt"
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import "core:strings"
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import "core:time"
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generate_rss :: proc(pages: []Page, config: Site) -> string {
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parts: [dynamic]string
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defer delete(parts)
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append(
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&parts,
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fmt.aprintf(
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`<?xml version="1.0" encoding="utf-8" standalone="yes"?>
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<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
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<channel>
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<title>%s</title>
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<link>%s/</link>
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<description>%s</description>
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<language>en-us</language>
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<atom:link href="%s/index.xml" rel="self" type="application/rss+xml"/>`,
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xml_escape(config.title),
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config.base_url,
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xml_escape(config.description),
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config.base_url,
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),
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)
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for page in pages {
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if page.type == .Home {
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continue
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}
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pub_date := "Mon, 01 Jan 0001 00:00:00 +0000"
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if page.date != "" {
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pub_date = format_rfc822(page.date)
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}
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append(
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&parts,
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fmt.aprintf(
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`<item>
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<title>%s</title>
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<link>%s%s</link>
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<pubDate>%s</pubDate>
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<guid>%s%s</guid>
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<description>%s</description>
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</item>
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`,
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xml_escape(page.title),
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config.base_url,
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page.permalink,
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pub_date,
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config.base_url,
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page.permalink,
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xml_escape(page.body_html),
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),
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)
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}
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append(&parts, "</channel>\n</rss>")
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return strings.join(parts[:], "")
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}
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generate_sitemap :: proc(pages: []Page, base_url: string) -> string {
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parts: [dynamic]string
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defer delete(parts)
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append(
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&parts,
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`<?xml version="1.0" encoding="utf-8" standalone="yes"?>
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<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml">
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`,
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)
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for page in pages {
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lastmod := ""
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if page.date != "" {
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lastmod = fmt.aprintf("<lastmod>%s</lastmod>", page.date)
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}
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append(
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&parts,
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fmt.aprintf("<url><loc>%s%s</loc>%s</url>\n", base_url, page.permalink, lastmod),
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)
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}
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// Posts list page
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posts_lastmod := ""
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for page in pages {
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if page.type == .Post && page.date > posts_lastmod {
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posts_lastmod = page.date
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}
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}
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posts_lm := ""
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if posts_lastmod != "" {
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posts_lm = fmt.aprintf("<lastmod>%s</lastmod>", posts_lastmod)
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}
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append(&parts, fmt.aprintf("<url><loc>%s/posts/</loc>%s</url>\n", base_url, posts_lm))
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append(&parts, "</urlset>")
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return strings.join(parts[:], "")
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}
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// TODO: Leaks
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format_rfc822 :: proc(iso: string) -> string {
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if len(iso) < 19 {
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// TODO: should indicate error somehow
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return iso
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}
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date, offset, _ := time.iso8601_to_time_and_offset(iso)
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weekday := fmt.tprintf("%s", time.weekday(date))
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month := fmt.tprintf("%s", time.month(date))
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buf: [8]byte
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t := time.to_string_hms(date, buf[:])
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return fmt.aprintf(
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"%s, %02d %s %d %s %3d%2d",
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weekday[:3],
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time.day(date),
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month[:3],
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time.year(date),
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t,
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offset / 60,
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offset % 60,
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)
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}
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xml_escape :: proc(s: string) -> string {
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r, _ := strings.replace_all(s, "&", "&")
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r, _ = strings.replace_all(r, "<", "<")
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r, _ = strings.replace_all(r, ">", ">")
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return r
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}
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