add ability to delete posts

views/threads/post.etlua

@@ -53,7 +53,13 @@
           local reply_text = ("%s\n[quote]%s[/quote]\n---\n\n"):format(quote_src_text, post.original_markup)
         %>
           <button value="<%= reply_text %>" class="reply-button">Reply</button>
-        <% end %>
+      <% end %>
+      <%
+        local show_delete = (post.user_id == me.id and not ntob(thread.is_locked)) or me:is_mod()
+        if show_delete then
+      %>
+          <button class="critical post-delete-button" value="<%= post.id %>">Delete</button>
+      <% end %>
       </span>
     </div>
     <div class="post-content">

views/threads/thread.etlua

@@ -2,6 +2,9 @@
   local is_locked = ntob(thread.is_locked)
   local can_post = (not is_locked and not me:is_guest()) or me:is_mod()
 %>
+<% if infobox then %>
+  <% render("views.common.infobox", infobox) %>
+<% end %>
 <main>
   <nav class="darkbg">
     <h1 class="thread-title"><%= thread.title %></h1>
@@ -22,5 +25,15 @@
 <% if can_post then %>
   <h1>Respond to "<%= thread.title %>"</h1>
   <% render("views.common.babycode-editor", {ta_name="post_content"}) %>
-  <script src="/static/js/thread.js"></script>
 <% end %>
+<dialog id="delete-dialog">
+  <div class=delete-dialog-inner>
+    Are you sure you want to delete the highlighted post?
+    <span>
+      <button id=post-delete-dialog-close>Cancel</button>
+      <button class="critical" form=post-delete-form>Delete</button>
+      <form id="post-delete-form" method="post"></form>
+    </span>
+  </div>
+</dialog>
+<script src="/static/js/thread.js"></script>