<extension name="distinct_ringback">
<condition field="${user_exists}" expression="^true$">
<action application="limit" data="hash ${domain_name} direct_${destination_number} ${limit_max} ${limit_destination}"/>
<action application="set" data="ncalls=${limit_usage(hash ${domain_name} direct_${destination_number})}" inline="true"/>
</condition>
<condition field="${ncalls}" expression="[1-9]" break="never">
<action application="set" data="ringback=%(300, 300, 440);%(300, 3000, 440);"/>
<anti-action application="set" data="ringback=$${it-ring}"/>
</condition>
<condition>
<action application="set" data="hangup_after_bridge=true"/>
<action application="export" data="domain_name=${domain_name}"/>
<action application="set" data="force_transfer_context=mydomain.it"/>
<action application="bridge data="{force_transfer_context=mydomain.it}user/${destination_number}@${domain_name}"/>
</condition>
</extension>
{"html5":"htmlmixed","css":"css","javascript":"javascript","php":"php","python":"python","ruby":"ruby","lua":"text\/x-lua","bash":"text\/x-sh","go":"go","c":"text\/x-csrc","cpp":"text\/x-c++src","diff":"diff","latex":"stex","sql":"sql","xml":"xml","apl":"apl","asterisk":"asterisk","c_loadrunner":"text\/x-csrc","c_mac":"text\/x-csrc","coffeescript":"text\/x-coffeescript","csharp":"text\/x-csharp","d":"d","ecmascript":"javascript","erlang":"erlang","groovy":"text\/x-groovy","haskell":"text\/x-haskell","haxe":"text\/x-haxe","html4strict":"htmlmixed","java":"text\/x-java","java5":"text\/x-java","jquery":"javascript","mirc":"mirc","mysql":"sql","ocaml":"text\/x-ocaml","pascal":"text\/x-pascal","perl":"perl","perl6":"perl","plsql":"sql","properties":"text\/x-properties","q":"text\/x-q","scala":"scala","scheme":"text\/x-scheme","tcl":"text\/x-tcl","vb":"text\/x-vb","verilog":"text\/x-verilog","yaml":"text\/x-yaml","z80":"text\/x-z80"}