Add clone URL display

Adapted from https://git.holly.sh/sparkle-git.git/commit/?id=3f19c49c63ed70bd50001f07c180d1b4595737dc

src/database/indexer.rs

@@ -93,6 +93,7 @@ fn update_repository_metadata(scan_path: &Path, db: &rocksdb::DB) {
                 (r.unix_timestamp(), r.offset().whole_seconds())
             },
             default_branch: find_default_branch(&git_repository).ok().flatten(),
+            exported: repository_path.join("git-daemon-export-ok").exists(),
         }
         .insert(db, relative);
 

src/database/schema/mod.rs

@@ -9,4 +9,4 @@ pub mod tag;
 
 pub type Yoked<T> = Yoke<T, Box<[u8]>>;
 
-pub const SCHEMA_VERSION: &str = "2";
+pub const SCHEMA_VERSION: &str = "3";

src/database/schema/repository.rs

@@ -28,6 +28,10 @@ pub struct Repository {
     pub last_modified: (i64, i32),
     /// The default branch for Git operations
     pub default_branch: Option<String>,
+    /// Whether the repository is available for HTTP(s) cloning
+    ///
+    /// This is set to `true` based on the presence of `git-daemon-export-ok` in the repository
+    pub exported: bool,
 }
 
 pub type YokedRepository = Yoked<&'static <Repository as Archive>::Archived>;

src/methods/repo/summary.rs

@@ -2,7 +2,7 @@ use std::{collections::BTreeMap, sync::Arc};
 
 use anyhow::Context;
 use askama::Template;
-use axum::{response::IntoResponse, Extension};
+use axum::{extract::Host, response::IntoResponse, Extension};
 use rkyv::string::ArchivedString;
 
 use crate::{
@@ -21,11 +21,14 @@ pub struct View {
     refs: Refs,
     commit_list: Vec<YokedCommit>,
     branch: Option<Arc<str>>,
+    exported: bool,
+    host: String,
 }
 
 pub async fn handle(
     Extension(repo): Extension<Repository>,
     Extension(db): Extension<Arc<rocksdb::DB>>,
+    Host(host): Host,
 ) -> Result<impl IntoResponse> {
     tokio::task::spawn_blocking(move || {
         let repository = crate::database::schema::repository::Repository::open(&db, &*repo)?
@@ -57,6 +60,8 @@ pub async fn handle(
             refs: Refs { heads, tags },
             commit_list: commits,
             branch: None,
+            exported: repository.get().exported,
+            host,
         }))
     })
     .await

templates/repo/summary.html

@@ -61,6 +61,30 @@
     </tr>
     </tbody>
     {%- endif %}
+
+    {% if exported %}
+    <tbody>
+    <tr class="separator">
+        <td></td>
+        <td></td>
+        <td></td>
+        <td></td>
+    </tr>
+    <tr class="no-background">
+        <th>Clone</th>
+        <th></th>
+        <th></th>
+        <th></th>
+    </tr>
+    <tr>
+        <td colspan="4">
+            <a rel="vcs-git" href="/{{ repo.display() }}" title="{{ repo.display() }} Git repository">
+                https://{{ host }}/{{ repo.display() }}
+            </a>
+        </td>
+    </tr>
+    </tbody>
+    {%- endif %}
 </table>
 </div>
 {% endblock %}