normalize_diallable_chars_only

Normalizes a string of characters representing a phone number. This strips all characters which are not diallable on a mobile phone keypad (including all non-ASCII digits).

This action does not use any parameters.

Dialplan Application

Consider the following dialplan fragments:

  <action application="phonenumber" data="normalize_diallable_chars_only caller"/>

will set the phonenumber_caller_diallable_chars_only channel variable to the resulting value.

  <action application="phonenumber" data="normalize_diallable_chars_only destination"/>

will set the phonenumber_destination_diallable_chars_only channel variable to the resulting value.

  <action application="phonenumber" data="normalize_diallable_chars_only all"/>

will set both the phonenumber_caller_diallable_chars_only and the phonenumber_destination_diallable_chars_only channel variables to the resulting value.

  <action application="phonenumber" data="normalize_diallable_chars_only ${variable}"/>

will set the phonenumber_number_diallable_chars_only channel variable to the resulting value.

API Interface

freeswitch@test> phonenumber normalize_diallable_chars_only 03*4-56&+a#234

03*456+234

freeswitch@test> phonenumber normalize_diallable_chars_only 1800MICROSOFT

1800

Hooks

Consider the following hook definitions:

    <hook>
      <param name="scope" value="caller"/>
      <param name="actions" value="normalize_diallable_chars_only"/>
    </hook>

will set the phonenumber_caller_diallable_chars_only channel variable to the resulting value.

    <hook>
      <param name="scope" value="destination"/>
      <param name="actions" value="normalize_diallable_chars_only"/>
    </hook>

will set the phonenumber_destination_diallable_chars_only channel variable to the resulting value.

    <hook>
      <param name="scope" value="all"/>
      <param name="actions" value="normalize_diallable_chars_only"/>
    </hook>

will set both the phonenumber_caller_diallable_chars_only and the phonenumber_destination_diallable_chars_only channel variables to the resulting value.