Fix canonical media links in preview and generation

This commit is contained in:
2026-07-20 19:42:00 +02:00
parent 713575dd99
commit 5726b92c5d
2 changed files with 117 additions and 22 deletions

View File

@@ -1218,6 +1218,105 @@ mod tests {
assert!(pagefind_body.contains("window.pagefind"));
}
#[test]
fn preview_rewrites_media_aliases_and_serves_the_canonical_file() {
let _guard = preview_port_guard().lock().unwrap();
let (dir, db) = setup_preview_fixture();
std::fs::create_dir_all(dir.path().join("media/2022/11")).unwrap();
std::fs::write(
dir.path().join("media/2022/11/canonical-id.jpg"),
b"canonical image",
)
.unwrap();
queries::media::insert_media(
db.conn(),
&Media {
id: "canonical-id".into(),
project_id: "project-1".into(),
filename: "canonical-id.jpg".into(),
original_name: "20221111_0177.jpg".into(),
mime_type: "image/jpeg".into(),
size: 15,
width: Some(100),
height: Some(80),
title: None,
alt: None,
caption: None,
author: None,
language: None,
file_path: "media/2022/11/canonical-id.jpg".into(),
sidecar_path: "media/2022/11/canonical-id.jpg.meta".into(),
checksum: None,
tags: Vec::new(),
created_at: 1_668_124_800_000,
updated_at: 1_668_124_800_000,
},
)
.unwrap();
let markdown = "[Open image](/media/2022/11/20221111_0177.jpg?download=1#preview)\n\n![Embedded image](bds-media://canonical-id)";
let mut post = make_draft_post();
post.content = Some(markdown.into());
queries::post::insert_post(db.conn(), &post).unwrap();
let server = start_preview_server(
dir.path().join("bds.db"),
dir.path().to_path_buf(),
"project-1".into(),
)
.unwrap();
let client = reqwest::blocking::Client::new();
let preview_html = client
.get(format!(
"http://{PREVIEW_HOST}:{PREVIEW_PORT}/__draft/post-1"
))
.send()
.unwrap()
.text()
.unwrap();
let image_response = client
.get(format!(
"http://{PREVIEW_HOST}:{PREVIEW_PORT}/media/2022/11/canonical-id.jpg?download=1"
))
.send()
.unwrap();
let image_status = image_response.status();
let image_content_type = image_response
.headers()
.get(header::CONTENT_TYPE)
.unwrap()
.to_str()
.unwrap()
.to_string();
let image_body = image_response.bytes().unwrap();
server.stop().unwrap();
let mut published_post = post;
published_post.status = PostStatus::Published;
let generated = crate::render::build_site_render_artifacts(
db.conn(),
dir.path(),
"project-1",
&make_metadata(),
&[(published_post, markdown.into())],
)
.unwrap();
let generated_html = &generated
.pages
.iter()
.find(|page| page.url_path == "/2024/03/09/hello")
.unwrap()
.html;
let expected = "href=\"/media/2022/11/canonical-id.jpg?download=1#preview\"";
assert!(preview_html.contains(expected));
assert!(generated_html.contains(expected));
assert!(preview_html.contains("src=\"/media/2022/11/canonical-id.jpg\""));
assert!(generated_html.contains("src=\"/media/2022/11/canonical-id.jpg\""));
assert_eq!(image_status, StatusCode::OK);
assert_eq!(image_content_type, "image/jpeg");
assert_eq!(image_body.as_ref(), b"canonical image");
}
#[test]
fn preview_server_serves_style_preview() {
let _guard = preview_port_guard().lock().unwrap();

View File

@@ -22,7 +22,7 @@ use crate::render::{
};
use crate::scripting::{CoreHost, HostApi, UnavailableHost};
use crate::util::frontmatter::{read_script_file, read_template_file, read_translation_file};
use crate::util::slugify;
use crate::util::{slugify, year_month_from_unix_ms};
const STARTER_SINGLE_POST_TEMPLATE: &str =
include_str!("../../../../assets/starter-templates/single-post.liquid");
@@ -187,6 +187,7 @@ fn build_site_render_artifacts_with_mode(
.map(|media| (media.id.clone(), media))
.collect::<HashMap<_, _>>();
let project_media = media_items.iter().map(media_context).collect::<Vec<_>>();
let canonical_media_map = canonical_media_paths(&media_items);
let project_tags = build_published_tag_counts(published_posts, &tags);
let mut artifacts = SiteRenderArtifacts::default();
@@ -238,6 +239,7 @@ fn build_site_render_artifacts_with_mode(
&category_settings,
&menu_items,
&post_data_json_by_id,
&canonical_media_map,
&project_media,
&project_tags,
&bundle,
@@ -331,6 +333,7 @@ fn build_site_render_artifacts_with_mode(
&canonical_map,
&menu_items,
&post_data_json_by_id,
&canonical_media_map,
&project_media,
&project_tags,
&bundle,
@@ -805,6 +808,7 @@ fn render_list_route(
category_settings: &HashMap<String, CategorySettings>,
menu_items: &[Value],
post_data_json_by_id: &HashMap<String, Value>,
canonical_media_path_by_source_path: &HashMap<String, String>,
project_media: &[Value],
project_tags: &[Value],
bundle: &TemplateBundle,
@@ -849,7 +853,7 @@ fn render_list_route(
"total_items": route.total_items,
"items_per_page": route.items_per_page,
"canonical_post_path_by_slug": canonical_map,
"canonical_media_path_by_source_path": canonical_media_paths(posts),
"canonical_media_path_by_source_path": canonical_media_path_by_source_path,
"post_data_json_by_id": post_data_json_by_id,
"project": { "media": project_media },
"Tags": project_tags,
@@ -883,6 +887,7 @@ fn render_post_route(
canonical_post_path_by_slug: &HashMap<String, String>,
menu_items: &[Value],
post_data_json_by_id: &HashMap<String, Value>,
canonical_media_path_by_source_path: &HashMap<String, String>,
project_media: &[Value],
project_tags: &[Value],
bundle: &TemplateBundle,
@@ -959,7 +964,7 @@ fn render_post_route(
"tag_color_by_name": taxonomy_counts.2,
"backlinks": backlinks,
"canonical_post_path_by_slug": canonical_post_path_by_slug,
"canonical_media_path_by_source_path": canonical_media_paths(all_posts),
"canonical_media_path_by_source_path": canonical_media_path_by_source_path,
"post_data_json_by_id": post_data_json_by_id,
"project": { "media": project_media },
"Tags": project_tags,
@@ -1229,31 +1234,22 @@ fn canonical_post_path_by_slug(
.collect()
}
fn canonical_media_paths(posts: &[RenderPostRecord]) -> HashMap<String, String> {
fn canonical_media_paths(media_items: &[Media]) -> HashMap<String, String> {
let mut map = HashMap::new();
for record in posts {
for media_reference in extract_media_refs(&record.body_markdown) {
map.entry(media_reference.clone())
.or_insert_with(|| media_reference.clone());
for media in media_items {
let target = canonical_media_path(media);
let (year, month) = year_month_from_unix_ms(media.created_at);
for source in [
format!("media/{year}/{month}/{}", media.original_name).to_lowercase(),
format!("bds-media://{}", media.id),
media.file_path.trim_start_matches('/').to_lowercase(),
] {
map.entry(source).or_insert_with(|| target.clone());
}
}
map
}
fn extract_media_refs(markdown: &str) -> Vec<String> {
let mut refs = Vec::new();
let mut remainder = markdown;
while let Some(index) = remainder.find("bds-media://") {
let rest = &remainder[index..];
let end = rest
.find(|ch: char| ch == ')' || ch == ']' || ch.is_whitespace())
.unwrap_or(rest.len());
refs.push(rest[..end].to_string());
remainder = &rest[end..];
}
refs
}
fn build_linked_media_by_post_id(
conn: &Connection,
posts: &[RenderPostRecord],