add: journal page memberships

add: "Joined" write access option

crates/core/src/database/entries.rs

@@ -1,7 +1,9 @@
 use super::*;
 use crate::cache::Cache;
-use crate::model::auth::User;
-use crate::model::{Error, Result, journal::JournalEntry, permissions::FinePermission};
+use crate::model::{
+    Error, Result, auth::User, journal::JournalEntry, journal::JournalPageWriteAccess,
+    permissions::FinePermission,
+};
 use crate::{auto_method, execute, get, query_row};
 
 #[cfg(feature = "sqlite")]
@@ -39,6 +41,29 @@ impl DataManager {
             return Err(Error::DataTooLong("username".to_string()));
         }
 
+        // check permission in page
+        let page = match self.get_page_by_id(data.journal).await {
+            Ok(p) => p,
+            Err(e) => return Err(e),
+        };
+
+        match page.write_access {
+            JournalPageWriteAccess::Owner => {
+                if data.owner != page.owner {
+                    return Err(Error::NotAllowed);
+                }
+            }
+            JournalPageWriteAccess::Joined => {
+                if let Err(_) = self
+                    .get_membership_by_owner_journal(data.owner, page.id)
+                    .await
+                {
+                    return Err(Error::NotAllowed);
+                }
+            }
+            _ => (),
+        };
+
         // ...
         let conn = match self.connect().await {
             Ok(c) => c,