first stab at localization too which I'll probably end up discarding

locale.lua

@@ -77,6 +77,37 @@ end
 
 -- Localization tools
 
+localizer.sorted_keys = function ()
+    local keys = {}
+    local input_file =
+        io.open('locales/en.lua', 'r')
+    for line in input_file:lines() do
+        local key = line:match('^%s*%a.*=')
+        if key and line:match('",') then
+            local comment = line:match('", %-%-.*')
+            table.insert(
+                keys,
+                {
+                    key = key:sub(1, -3):match('%a.*'),
+                    comment = comment and comment:sub(6) or nil
+                }
+            )
+        else
+            if line:match('^%s*%-') then
+                -- we found a single-line comment
+                table.insert(
+                    keys,
+                    {
+                        key = nil,
+                        comment = line:match('%-%-.*'):sub(4)
+                    }
+                )
+            end
+        end
+    end
+    return keys
+end
+
 localizer.update = function ()
     -- Takes the EN locale file and rebuilds the currently selected locale, line
     -- by line.
@@ -85,7 +116,8 @@ localizer.update = function ()
     os.execute('cp locales/' .. localizer.language .. '.lua /tmp')
 
     local input_file = io.open('locales/en.lua', 'r')
-    local output_file = io.open('locales/' .. localizer.language .. '.lua', 'w+')
+    local output_file =
+        io.open('locales/' .. localizer.language .. '.lua', 'w+')
 
     for line in input_file:lines() do
         -- try to extract the key

site.lua

@@ -241,3 +241,12 @@ app:get('/user_admin', capture_errors(function (self)
         return { redirect_to = self:build_url('index') }
     end
 end))
+
+
+-- Tools
+
+--[[
+app:get('/localize', capture_errors(function (self)
+    return { render = 'localize' }
+end))
+]]--

views/localize.etlua

@@ -0,0 +1,35 @@
+<% local source_lang = params.source_lang or 'en' %>
+<h1>Localization tool</h1>
+<span>Source: </span>
+<script>var url = new URL(location.href);</script>
+<select onchange="
+    url.searchParams.set('source_lang', this.value);
+    location.href = url.href;
+    ">
+    <% for k, _ in pairs(locale.locales) do %>
+    <option 
+        <%= (k == source_lang) and 'selected' or '' %>
+        value="<%= k %>"><%= k %></option>
+    <% end %>
+</select>
+<br>
+<br>
+
+<% for _, entry in ipairs(locale.sorted_keys()) do %>
+    <% if entry.key then %>
+    <div class="locale-entry">
+        <h3><%= entry.key %></h3>
+        <label><%= source_lang %> : <input readonly value="<%= locale.locales[source_lang][entry.key] or '' %>"></input></label>
+        <% if entry.comment then %> <span><%= entry.comment %></span> <% end %>
+        <br>
+        <label for="<%=entry.key%>"><%=locale.language%> : </label><input for="<%= entry.key %>" value="<%= locale.at(entry.key) %>"></input>
+    </div>
+    <% elseif entry.comment then %>
+    <div class="locale-comment">
+        <p><%= entry.comment %></p>
+    </div>
+    <% end %>
+<% end %>
+
+<br>
+<a class="pure-button" onclick="alert('yes')">Download</a>

views/todo

@@ -1,21 +1,27 @@
-TODO
-====
+TWEAKS
+======
 [ ] unify self.per_page, self.items_per_page and self.params.items_per_page
+[ ] rethink rate limiting for the site, maybe using CRLF protection?
 
-[ ] localization
-    [ ] user admin
-    [ ] flagged projects
-    [ ] titles of curated collections
-    [ ] errors
-    [ ] all static pages
-    [ ] all errors
-    [ ] all okay messages and titles
+LOCALIZATION
+============
+[ ] user admin
+[ ] flagged projects
+[ ] titles of curated collections
+[ ] errors
+[ ] all static pages
+[ ] all errors
+[ ] all okay messages and titles
 
-[ ] rethink rate limiting for the site, maybe using CRLF protection?
+MISSING FUNCTIONALITY
+=====================
+[ ] edit project notes
+[ ] edit project title
+[ ] front page management
+    [ ] upload TOTM image, set TOTM
+    [ ] [un]feature collection carousel
+[ ] follow user
 
-TODO AFTER DEPLOYING
-====================
+MISSING PAGES
+=============
 [ ] zombie_admin
-[ ] project
-    [ ] edit notes
-    [ ] edit title