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applications/luci-vnstat: fix crash if database dir does not exist

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This commit is contained in:
Jo-Philipp Wich 2011-01-14 15:33:16 +00:00
parent c499b83756
commit 180dbe580b
1 changed files with 13 additions and 4 deletions
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17
applications/luci-vnstat/luasrc/view/vnstat.htm
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@ -82,13 +82,22 @@ dbdir = dbdir or "/var/lib/vnstat"
<br /><hr /><br /> <br /><hr /><br />
<div style="text-align:center"> <div style="text-align:center">
<% empty = true <%
for iface in fs.dir(dbdir) do if iface:sub(1,1) ~= "." then empty = true
empty = false ifdir = fs.dir(dbdir)
if ifdir then
for iface in ifdir do
if iface:sub(1,1) ~= "." then
empty = false
%> %>
<img src="<%=REQUEST_URI%>?iface=<%=iface%>&amp;style=<%=param('style')%>" alt="" /> <img src="<%=REQUEST_URI%>?iface=<%=iface%>&amp;style=<%=param('style')%>" alt="" />
<br /><br /> <br /><br />
<% end end %> <%
end
end
end
%>
<% if empty then %> <% if empty then %>
<p><em><%:No database has been set up yet. Go to the VnStat configuration and enable monitoring for one or more interfaces.%></em></p> <p><em><%:No database has been set up yet. Go to the VnStat configuration and enable monitoring for one or more interfaces.%></em></p>