Example: directory.py

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This is an old example

NOTE All the text below was last edited in 2008, it is therefore likely out-of-date, inaccurate and in dire need of a refresh

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NOTE: There appears to be an issue with mod_python on FreeSWITCH ( or with this .py file ) since segfaults occur when used.

directory.py

import sys, time, sqlite3
from freeswitch import *

digitpath = "/usr/local/freeswitch/sounds/en/us/callie/digits/8000/"
custom_sounds_path = "/usr/local/freeswitch/sounds/custom/"

def checkforgreeting(extension):
    conn = sqlite3.connect("/usr/local/freeswitch/db/voicemail_default.db")
    c = conn.cursor()
    c.execute("select name_path from voicemail_prefs where username=?", (extension,) )
    # retrieve recorded_name path
    row=c.fetchone()
    console_log("alert", "row: %s\n" % (str(row)))
    c.close()
    if row[0]:
        return row
    else:
        return False
       
def handler(uuid):

    alphabet = "abcdefghijklmnopqrstuvwxyz"
    numbers = "22233344455566677778889999"
    
    code_to_name = {}
    code = ""
    
    names = { 
        "Allen, Larry": 1000,
        "Monroe, Beckey": 1001,
        }
    
    lnames = {}
    
    for name in names:
        lnames[name.lower()] = names[name]
    
    names = lnames
    
    def sayname(fullname):
        console_log("alert", "Now saying: " + fullname + "\n")
        # flip first and last... remove comma
        split_fullname = fullname.split(',')
        fname_lname = split_fullname[1].lstrip() + " " + split_fullname[0]
        # take the chars of a name and say each one
        session.execute("phrase", "spell," + fname_lname);
    
    
    # preprocessing before evaluating arg input
    # build codes from names dict
    for name in names:
        name3char = name[0:3]
        # empty out the code var
        code = ""
        for char in name3char:
            code = code + numbers[alphabet.index(char)]
        # code is the 3 digits code generated from the first 3 chars of the last name
        if not code in code_to_name:
            code_to_name[code] = [ name ]
        else:
            code_to_name[code].append(name)

    session = PySession(uuid)
    session.answer()
    session.execute( "sleep", "2000" )
    digits_keyed = session.playAndGetDigits(3,
                                            3,
                                            10,
                                            5000,
                                            "*#",
                                            custom_sounds_path + "dir-intro.wav",
                                            "",
                                            "");
    # evaluate input
    # we want 3 digits
    console_log("alert", "digits_keyed: %s\n" % ( str(digits_keyed) ))
    if len(digits_keyed) == 3:
        # it must be in the code db generated from last names earlier
        if digits_keyed in code_to_name:
            console_log("alert", "Yes: %s\n" % (str(code_to_name[digits_keyed])))
            if len(code_to_name[digits_keyed]) == 1:
                # only one extension matches
                console_log("alert", "Extension found: %s\n" % ( str(names[code_to_name[digits_keyed][0]])))
                # transfer to the extension
                extension = str(names[code_to_name[digits_keyed][0]])
                recorded_name = checkforgreeting(extension)
                if recorded_name:
                    console_log("alert", "Saying recorded name\n")
                    session.streamFile( str(recorded_name[0]) )
                else:
                    sayname(code_to_name[digits_keyed][0])
                session.execute("phrase", "spell," + extension);
                session.execute( "sleep", "1000" )
                # give option of if correct to press 1 otherwise * and start over
                digits_keyed = session.playAndGetDigits(1,
                                                        1,
                                                        3,
                                                        2000,
                                                        "#",
                                                        custom_sounds_path + "dir-instr.wav",
                                                        "",
                                                        "1|\*");
                console_log("alert", "digits_keys: %s\n" % ( digits_keyed ))
                if digits_keyed == "1":
                    session.transfer( extension, "XML", "default")
                else:
                    if digits_keyed == "*":
                        session.streamFile( custom_sounds_path + "dir-nomatch.wav" )
                        handler(uuid)
                        # session.transfer( "777", "XML", "default")
                        # session.hangup("1")

            else:
                # we matched more than one name
                for item in code_to_name[digits_keyed]:
                    console_log("alert", "Found more than one extension: %s\n" % ( str(names[item])))
                    # say each one and give option of if not that one to continue
                    console_log("alert", "item: %s\n" % (item))
                    extension = str(names[item])
                    recorded_name = checkforgreeting(extension)
                    if recorded_name:
                        session.streamFile( str(recorded_name[0]) )
                    else:
                        sayname(item)
                    session.execute("phrase", "spell," + extension);
                    session.execute( "sleep", "1000" )
                    # give option of if correct to press 1 otherwise * and start over
                    digits_keyed = session.playAndGetDigits(1,
                                                            1,
                                                            3,
                                                            2000,
                                                            "#",
                                                            custom_sounds_path + "dir-instr.wav",
                                                            "",
                                                            "1|\*");
                    console_log("alert", "digits_keys: %s\n" % ( digits_keyed ))
                    if digits_keyed == "1":
                        session.transfer( extension, "XML", "default")
                        # session.hangup("1")
                session.streamFile( custom_sounds_path + "dir-nomore.wav" )
                handler(uuid)
                # session.transfer("777", "XML", "default")
                # session.hangup("1")
        else:
            # no valid extension found so transfer back
            session.streamFile( custom_sounds_path + "dir-nomatch.wav" )
            handler(uuid)
            # session.transfer("777", "XML", "default")
            # session.hangup("1")

    session.hangup("1")