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refactor: generate_rss and generate_sitemap now use string builders.

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Spencer Brower
2026-07-15 12:30:28 -04:00
parent 93cf74ee0b
commit 5a1ceb617c
1 changed files with 31 additions and 43 deletions
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feed.odin
+31 -43
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@@ -5,13 +5,10 @@ import "core:strings"
import "core:time" import "core:time"
generate_rss :: proc(pages: []Page, config: Site) -> string { generate_rss :: proc(pages: []Page, config: Site) -> string {
parts: [dynamic]string sb := strings.builder_make()
defer delete(parts)
append( strings.write_string(&sb, fmt.aprintf(
&parts, `<?xml version="1.0" encoding="utf-8" standalone="yes"?>
fmt.aprintf(
`<?xml version="1.0" encoding="utf-8" standalone="yes"?>
<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"> <rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
<channel> <channel>
<title>%s</title> <title>%s</title>
@@ -19,12 +16,11 @@ generate_rss :: proc(pages: []Page, config: Site) -> string {
<description>%s</description> <description>%s</description>
<language>en-us</language> <language>en-us</language>
<atom:link href="%s/index.xml" rel="self" type="application/rss+xml"/>`, <atom:link href="%s/index.xml" rel="self" type="application/rss+xml"/>`,
xml_escape(config.title), xml_escape(config.title),
config.base_url, config.base_url,
xml_escape(config.description), xml_escape(config.description),
config.base_url, config.base_url,
), ))
)
for page in pages { for page in pages {
if page.type == .Home { if page.type == .Home {
@@ -36,10 +32,8 @@ generate_rss :: proc(pages: []Page, config: Site) -> string {
pub_date = format_rfc822(page.date) pub_date = format_rfc822(page.date)
} }
append( strings.write_string(&sb, fmt.aprintf(
&parts, `<item>
fmt.aprintf(
`<item>
<title>%s</title> <title>%s</title>
<link>%s%s</link> <link>%s%s</link>
<pubDate>%s</pubDate> <pubDate>%s</pubDate>
@@ -47,42 +41,35 @@ generate_rss :: proc(pages: []Page, config: Site) -> string {
<description>%s</description> <description>%s</description>
</item> </item>
`, `,
xml_escape(page.title), xml_escape(page.title),
config.base_url, config.base_url,
page.permalink, page.permalink,
pub_date, pub_date,
config.base_url, config.base_url,
page.permalink, page.permalink,
xml_escape(page.body_html), xml_escape(page.body_html),
), ))
)
} }
append(&parts, "</channel>\n</rss>") strings.write_string(&sb, "</channel>\n</rss>")
return strings.to_string(sb)
return strings.join(parts[:], "")
} }
generate_sitemap :: proc(pages: []Page, base_url: string) -> string { generate_sitemap :: proc(pages: []Page, base_url: string) -> string {
parts: [dynamic]string sb := strings.builder_make()
defer delete(parts)
append( strings.write_string(&sb, `<?xml version="1.0" encoding="utf-8" standalone="yes"?>
&parts,
`<?xml version="1.0" encoding="utf-8" standalone="yes"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml"> <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml">
`, `)
)
for page in pages { for page in pages {
lastmod := "" lastmod := ""
if page.date != "" { if page.date != "" {
lastmod = fmt.aprintf("<lastmod>%s</lastmod>", page.date) lastmod = fmt.aprintf("<lastmod>%s</lastmod>", page.date)
} }
append( strings.write_string(&sb, fmt.aprintf(
&parts, "<url><loc>%s%s</loc>%s</url>\n", base_url, page.permalink, lastmod,
fmt.aprintf("<url><loc>%s%s</loc>%s</url>\n", base_url, page.permalink, lastmod), ))
)
} }
// Posts list page // Posts list page
@@ -96,11 +83,12 @@ generate_sitemap :: proc(pages: []Page, base_url: string) -> string {
if posts_lastmod != "" { if posts_lastmod != "" {
posts_lm = fmt.aprintf("<lastmod>%s</lastmod>", posts_lastmod) posts_lm = fmt.aprintf("<lastmod>%s</lastmod>", posts_lastmod)
} }
append(&parts, fmt.aprintf("<url><loc>%s/posts/</loc>%s</url>\n", base_url, posts_lm)) strings.write_string(&sb, fmt.aprintf(
"<url><loc>%s/posts/</loc>%s</url>\n", base_url, posts_lm,
))
append(&parts, "</urlset>") strings.write_string(&sb, "</urlset>")
return strings.to_string(sb)
return strings.join(parts[:], "")
} }
// TODO: Leaks // TODO: Leaks