basic ACLs

[shellwiki] / themes / default.sh
diff --git a/themes/default.sh b/themes/default.sh

index 1830e26673ccd60c29e95a85f446143cce3dd18c..022a29ab4985bbad8dd05a8624fdbae6dc6084d9 100755 (executable)
--- a/themes/default.sh
+++ b/themes/default.sh
@@ -22,6 +22,14 @@ theme_page(){
    local page="$1" title
    title="${page%/}"; title="${title##*/}"
  
+  if [ ! "$(mdfile "$page")" ]; then
+    theme_404
+    return 0
+  elif ! acl_read "$page"; then
+    theme_403
+    return 0
+  fi
+
    # Important! Web Server response including newline
    printf "%s\r\n" "Content-Type: text/html; charset=utf-8" ""
  
@@ -33,12 +41,14 @@ theme_page(){
         </head><body id="$(HTML "$page")">
           $(theme_header)
           <main>
-           <ul class="pagemenu">
-             <li><a href="[edit]">Edit</a></li>
-             <li><a href="[attachment]/">Attachments</a></li>
-           </ul>
+           $(acl_write "$page" && printf %s \
+             '<ul class="pagemenu">
+                <li><a href="[edit]">Edit</a></li>
+                <li><a href="[attachment]/">Attachments</a></li>
+              </ul>'
+           )
             <article>
-             $(wiki "$page" || printf 'Page not found')
+             $(wiki "$page" || printf 'Error while loading page <br> function "wiki" of index.sh returned with an error.')
             </article>
           </main>
           $(theme_footer)
@@ -50,6 +60,14 @@ theme_editor(){
    local page="$1" title
    title="${page%/}"; title="${title##*/}"
  
+  if [ ! "$(mdfile "$page")" ]; then
+    theme_404
+    return 0
+  elif ! acl_write "$page"; then
+    theme_403
+    return 0
+  fi
+
    # Important! Web Server response including newline
    printf "%s\r\n" "Content-Type: text/html; charset=utf-8" ""
  
@@ -110,15 +128,29 @@ theme_attachments(){
  }
  
  theme_login(){
-  theme_page '[wiki]/login/'
+  theme_page '/[wiki]/login/'
  }
  
  theme_register(){
-  theme_page '[wiki]/register/'
+  theme_page '/[wiki]/register/'
+}
+
+theme_403(){
+  printf "%s\r\n" "Status: 403 Forbidden"
+
+  if [ "$(mdfile '/[wiki]/403/')" ]; then
+    theme_page '/[wiki]/403/'
+  else
+    printf "Content-Length: 0\r\n\r\n"
+  fi
  }
  
  theme_404(){
    printf "%s\r\n" "Status: 404 Not Found"
  
-  theme_page '[wiki]/404/'
+  if [ "$(mdfile '/[wiki]/404/')" ]; then
+    theme_page '/[wiki]/404/'
+  else
+    printf "Content-Length: 0\r\n\r\n"
+  fi
  }