From c5428074f4380471e2da6f17c6f7a2375f262bca Mon Sep 17 00:00:00 2001
From: Jochen Topf <jochen@topf.org>
Date: Fri, 18 Jan 2013 18:08:32 +0100
Subject: Add XAPI and JOSM buttons to relations page

---
 web/lib/ui/relation.rb      | 2 ++
 web/views/relation.erb      | 9 +++++++++
 web/viewsjs/relation.js.erb | 5 +++++
 3 files changed, 16 insertions(+)

diff --git a/web/lib/ui/relation.rb b/web/lib/ui/relation.rb
index e55d02b..1e1fe71 100644
--- a/web/lib/ui/relation.rb
+++ b/web/lib/ui/relation.rb
@@ -11,6 +11,8 @@ class Taginfo < Sinatra::Base
         @title = [escape_html(@rtype), t.osm.relations]
         section :relations
 
+        @count_all_values = @db.select("SELECT count_relations FROM db.keys").condition('key = ?', @rtype).get_first_value().to_i
+
         @desc = h(@db.select("SELECT description FROM wiki.relation_pages WHERE lang=? AND rtype=?", r18n.locale.code, @rtype).get_first_value())
         @desc = h(@db.select("SELECT description FROM wiki.relation_pages WHERE lang='en' AND rtype=?", @rtype).get_first_value()) if @desc == ''
         if @desc == ''
diff --git a/web/views/relation.erb b/web/views/relation.erb
index bf0044b..d1aea0d 100644
--- a/web/views/relation.erb
+++ b/web/views/relation.erb
@@ -1,4 +1,12 @@
 <div class="pre">
+    <div id="tools" class="no-print">
+        <% if @count_all_values < TaginfoConfig.get('xapi.max_results', 1000) %>
+            <%= xapi_link('relation', 'type', @rtype) %> <%= josm_link('relation', 'type', @rtype) %>
+        <% else %>
+            <span class="button disabled" title="Button disabled, because there are too many objects with this key">XAPI</span>
+            <span class="button disabled" title="Button disabled, because there are too many objects with this key">JOSM</span>
+        <% end %>
+    </div>
     <h1></h1>
     <p><%= @desc %></p>
 </div>
@@ -23,6 +31,7 @@
 <% end %>
     </div>
 </div>
+<iframe id="josmiframe" name="josmiframe"></iframe>
 <% javascript do
     JS.raw(<<"JAVASCRIPT")
 function page_init2() {
diff --git a/web/viewsjs/relation.js.erb b/web/viewsjs/relation.js.erb
index 931f33c..6c4ad7e 100644
--- a/web/viewsjs/relation.js.erb
+++ b/web/viewsjs/relation.js.erb
@@ -58,6 +58,11 @@ var create_flexigrid_for = {
 };
 
 function page_init() {
+    jQuery('#josm_button').bind('click', function() {
+        jQuery('#josmiframe')[0].src = jQuery('#josm_button')[0].href;
+        return false;
+    });
+
     up = function() { window.location = '/relations'; };
     page_init2();
 }
-- 
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