libs/web: implement sortable rows for uci reordering

diff --git a/libs/web/htdocs/luci-static/resources/cbi.js b/libs/web/htdocs/luci-static/resources/cbi.js
index 992b558..ac4eaa9 100644 (file)
--- a/libs/web/htdocs/luci-static/resources/cbi.js
+++ b/libs/web/htdocs/luci-static/resources/cbi.js
@@ -718,6 +718,50 @@ function cbi_validate_field(cbid, optional, type)
        }
 }
 
+function cbi_row_swap(elem, up, store)
+{
+       var tr = elem.parentNode;
+       while (tr && tr.nodeName != 'tr')
+               tr = tr.parentNode;
+
+       var table = tr.parentNode;
+       while (table && table.nodeName != 'table')
+               table = table.parentNode;
+
+       var s = up ? 3 : 2;
+       var e = up ? table.rows.length : table.rows.length - 1;
+
+       for (var idx = s; idx < e; idx++)
+       {
+               if (table.rows[idx] == tr)
+               {
+                       if (up)
+                               tr.parentNode.insertBefore(table.rows[idx], table.rows[idx-1]);
+                       else
+                               tr.parentNode.insertBefore(table.rows[idx+1], table.rows[idx]);
+
+                       break;
+               }
+       }
+
+       var ids = [ ];
+       for (idx = 2; idx < table.rows.length; idx++)
+       {
+               table.rows[idx].className = table.rows[idx].className.replace(
+                       /cbi-rowstyle-[12]/, 'cbi-rowstyle-' + (1 + (idx % 2))
+               );
+
+               if (table.rows[idx].id && table.rows[idx].id.match(/-(cfg[0-9a-f]+)$/) )
+                       ids.push(RegExp.$1);
+       }
+
+       var input = document.getElementById(store);
+       if (input)
+               input.value = ids.join(' ');
+
+       return false;
+}
+
 if( ! String.serialize )
        String.serialize = function(o)
        {

diff --git a/libs/web/luasrc/cbi.lua b/libs/web/luasrc/cbi.lua
index f4bf18d..8bb3488 100644 (file)
--- a/libs/web/luasrc/cbi.lua
+++ b/libs/web/luasrc/cbi.lua
@@ -50,6 +50,7 @@ AUTO = true
 
 CREATE_PREFIX = "cbi.cts."
 REMOVE_PREFIX = "cbi.rts."
+RESORT_PREFIX = "cbi.sts."
 
 -- Loads a CBI map from given file, creating an environment and returns it
 function load(cbimap, ...)
@@ -1121,6 +1122,20 @@ function TypedSection.parse(self, novld)
                end
        end
 
+       if self.sortable then
+               local stval = RESORT_PREFIX .. self.config .. "." .. self.sectiontype
+               local order = self.map:formvalue(stval)
+               if order and #order > 0 then
+                       local sid
+                       local num = 0
+                       for sid in util.imatch(order) do
+                               self.map.uci:reorder(self.config, sid, num)
+                               num = num + 1
+                       end
+                       self.changed = (num > 0)
+               end
+       end
+
        if created or self.changed then
                self:push_events()
        end

diff --git a/libs/web/luasrc/view/cbi/tblsection.htm b/libs/web/luasrc/view/cbi/tblsection.htm
index 7428175..c79d5a8 100644 (file)
--- a/libs/web/luasrc/view/cbi/tblsection.htm
+++ b/libs/web/luasrc/view/cbi/tblsection.htm
@@ -35,6 +35,9 @@ end
        <% if self.title and #self.title > 0 then -%>
                <legend><%=self.title%></legend>
        <%- end %>
+       <%- if self.sortable then -%>
+               <input type="hidden" id="cbi.sts.<%=self.config%>.<%=self.sectiontype%>" name="cbi.sts.<%=self.config%>.<%=self.sectiontype%>" value="" />
+       <%- end -%>
        <div class="cbi-section-descr"><%=self.description%></div>
        <div class="cbi-section-node">
                <%- local count = 0 -%>
@@ -91,6 +94,13 @@ end
                                        end
                                -%>
 
+                               <%- if self.sortable then -%>
+                                       <td class="cbi-section-table-cell" style="width:50px">
+                                               <a href="#" onclick="return cbi_row_swap(this, true,  'cbi.sts.<%=self.config%>.<%=self.sectiontype%>')" title="<%:Move up%>"><img src="<%=resource%>/cbi/up.gif" alt="<%:Move up%>" /></a>
+                                               <a href="#" onclick="return cbi_row_swap(this, false, 'cbi.sts.<%=self.config%>.<%=self.sectiontype%>')" title="<%:Move down%>"><img src="<%=resource%>/cbi/down.gif" alt="<%:Move down%>" /></a>
+                                       </td>
+                               <%- end -%>
+
                                <%- if self.extedit or self.addremove then -%>
                                        <td class="cbi-section-table-cell" style="width:50px">
                                                <%- if self.extedit then -%>