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https://github.com/fusionpbx/fusionpbx.git
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Update follow_me.lua
1. Use `cache` class so now it generates memcache events. 2. Do not use nested if (simplify code) 3. Use local variables. 4. Remove redundant checks.
This commit is contained in:
Alexey Melnichuk
@@ -22,158 +22,140 @@
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-- Contributor(s):
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-- Mark J Crane <markjcrane@fusionpbx.com>
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--set default variables
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min_digits = "1";
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max_digits = "11";
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max_tries = "3";
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digit_timeout = "3000";
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--debug
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debug["sql"] = true;
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--define the trim function
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require "resources.functions.trim";
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--define the explode function
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require "resources.functions.explode";
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--include config.lua
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require "resources.functions.config";
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--create the api object
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api = freeswitch.API();
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--include config.lua
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require "resources.functions.config";
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require "resources.functions.channel_utils";
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local log = require "resources.functions.log".follow_me
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local cache = require "resources.functions.cache"
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local Database = require "resources.functions.database"
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--check if the session is ready
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if ( session:ready() ) then
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--answer the call
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session:answer();
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--get the variables
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pin_number = session:getVariable("pin_number");
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sounds_dir = session:getVariable("sounds_dir");
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domain_uuid = session:getVariable("domain_uuid");
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domain_name = session:getVariable("domain_name");
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extension_uuid = session:getVariable("extension_uuid");
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context = session:getVariable("context");
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if (not context ) then context = 'default'; end
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--set the sounds path for the language, dialect and voice
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default_language = session:getVariable("default_language");
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default_dialect = session:getVariable("default_dialect");
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default_voice = session:getVariable("default_voice");
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if (not default_language) then default_language = 'en'; end
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if (not default_dialect) then default_dialect = 'us'; end
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if (not default_voice) then default_voice = 'callie'; end
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--a moment to sleep
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session:sleep(1000);
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--connect to the database
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require "resources.functions.database_handle";
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dbh = database_handle('system');
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--determine whether to update the dial string
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sql = "select * from v_extensions ";
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sql = sql .. "where domain_uuid = '"..domain_uuid.."' ";
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sql = sql .. "and extension_uuid = '"..extension_uuid.."' ";
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if (debug["sql"]) then
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freeswitch.consoleLog("notice", "[follow_me] "..sql.."\n");
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end
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status = dbh:query(sql, function(row)
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extension = row.extension;
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number_alias = row.number_alias or '';
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accountcode = row.accountcode;
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follow_me_uuid = row.follow_me_uuid;
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--freeswitch.consoleLog("NOTICE", "[call forward] extension "..row.extension.."\n");
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--freeswitch.consoleLog("NOTICE", "[call forward] accountcode "..row.accountcode.."\n");
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end);
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if not session:ready() then return end
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--determine whether to update the dial string
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enabled = "false";
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sql = "select * from v_follow_me ";
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sql = sql .. "where domain_uuid = '"..domain_uuid.."' ";
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sql = sql .. "and follow_me_uuid = '"..follow_me_uuid.."' ";
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if (debug["sql"]) then
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freeswitch.consoleLog("notice", "[follow_me] "..sql.."\n");
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end
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status = dbh:query(sql, function(row)
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enabled = row.follow_me_enabled;
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call_prompt = row.call_prompt;
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cid_name_prefix = row.cid_name_prefix;
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cid_number_prefix = row.cid_number_prefix;
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dial_string = row.dial_string;
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end);
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--set follow me
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if (enabled == "false") then
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--answer and play a tone
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session:answer();
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api = freeswitch.API();
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reply = api:executeString("uuid_display "..session:get_uuid().." Activated ");
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--answer the call
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session:answer();
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session:execute("sleep", "2000");
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session:execute("playback", "tone_stream://%(200,0,500,600,700)");
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--notify the caller
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--session:streamFile(sounds_dir.."/"..default_language.."/"..default_dialect.."/"..default_voice.."/ivr/ivr-call_forwarding_has_been_set.wav");
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end
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--unset follow me
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if (enabled == "true") then
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--answer and play a tone
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session:answer();
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api = freeswitch.API();
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reply = api:executeString("uuid_display "..session:get_uuid().." Cancelled ");
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--get the variables
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local domain_uuid = session:getVariable("domain_uuid");
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local domain_name = session:getVariable("domain_name");
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local extension_uuid = session:getVariable("extension_uuid");
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session:execute("sleep", "2000");
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session:execute("playback", "tone_stream://%(500,0,300,200,100,50,25)");
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--notify the caller
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--session:streamFile(sounds_dir.."/"..default_language.."/"..default_dialect.."/"..default_voice.."/ivr/ivr-call_forwarding_has_been_cancelled.wav");
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end
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--set the sounds path for the language, dialect and voice
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local sounds_dir = session:getVariable("sounds_dir");
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local default_language = session:getVariable("default_language") or 'en';
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local default_dialect = session:getVariable("default_dialect") or 'us';
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local default_voice = session:getVariable("default_voice") or 'callie';
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--enable or disable follow me
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if (follow_me_uuid ~= nil) then
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sql = "update v_follow_me set ";
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if (enabled == "true") then
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sql = sql .. "follow_me_enabled = 'false' ";
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else
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sql = sql .. "follow_me_enabled = 'true' ";
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end
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sql = sql .. "where domain_uuid = '"..domain_uuid.."' ";
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sql = sql .. "and follow_me_uuid = '"..follow_me_uuid.."' ";
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if (debug["sql"]) then
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freeswitch.consoleLog("notice", "[follow_me] "..sql.."\n");
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end
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dbh:query(sql);
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end
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--update the extension
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sql = "update v_extensions set ";
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if (enabled == "true") then
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sql = sql .. "dial_string = null, ";
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else
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sql = sql .. "dial_string = '"..dial_string.."', ";
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end
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sql = sql .. "do_not_disturb = 'false', ";
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sql = sql .. "forward_all_enabled= 'false' ";
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sql = sql .. "where domain_uuid = '"..domain_uuid.."' ";
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sql = sql .. "and extension_uuid = '"..extension_uuid.."' ";
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if (debug["sql"]) then
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freeswitch.consoleLog("notice", "[follow_me] "..sql.."\n");
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end
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dbh:query(sql);
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--clear the cache
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if (extension ~= nil) then
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api:execute("memcache", "delete directory:"..extension.."@"..domain_name);
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if #number_alias > 0 then
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api:execute("memcache", "delete directory:"..number_alias.."@"..domain_name);
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end
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end
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--wait for the file to be written before proceeding
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session:sleep(1000);
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--end the call
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session:hangup();
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--a moment to sleep
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session:sleep(1000);
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--check if the session is ready
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if not session:ready() then return end
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--connect to the database
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local dbh = Database.new('system');
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--determine whether to update the dial string
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local sql = "select extension, number_alias, accountcode, follow_me_uuid ";
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sql = sql .. "from v_extensions ";
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sql = sql .. "where domain_uuid = '"..domain_uuid.."' ";
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sql = sql .. "and extension_uuid = '"..extension_uuid.."' ";
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if (debug["sql"]) then
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log.notice(sql);
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end
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local row = dbh:first_row(sql)
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if not row then return end
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local extension = row.extension;
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local number_alias = row.number_alias or '';
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local accountcode = row.accountcode;
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local follow_me_uuid = row.follow_me_uuid;
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--determine whether to update the dial string
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sql = "select follow_me_enabled, call_prompt, cid_name_prefix, cid_number_prefix, dial_string "
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sql = sql .. "from v_follow_me ";
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sql = sql .. "where domain_uuid = '"..domain_uuid.."' ";
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sql = sql .. "and follow_me_uuid = '"..follow_me_uuid.."' ";
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if (debug["sql"]) then
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log.notice(sql);
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end
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row = dbh:first_row(sql)
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if not row then return end
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local enabled = row.follow_me_enabled;
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local call_prompt = row.call_prompt;
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local cid_name_prefix = row.cid_name_prefix;
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local cid_number_prefix = row.cid_number_prefix;
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local dial_string = row.dial_string;
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--set follow me
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if (enabled == "false") then
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--play a tone
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channel_display(session:get_uuid(), "Activated")
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session:execute("sleep", "2000");
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session:execute("playback", "tone_stream://%(200,0,500,600,700)");
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--notify the caller
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--session:streamFile(sounds_dir.."/"..default_language.."/"..default_dialect.."/"..default_voice.."/ivr/ivr-call_forwarding_has_been_set.wav");
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end
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--unset follow me
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if (enabled == "true") then
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--play a tone
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channel_display(session:get_uuid(), "Cancelled")
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session:execute("sleep", "2000");
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session:execute("playback", "tone_stream://%(500,0,300,200,100,50,25)");
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--notify the caller
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--session:streamFile(sounds_dir.."/"..default_language.."/"..default_dialect.."/"..default_voice.."/ivr/ivr-call_forwarding_has_been_cancelled.wav");
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end
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--enable or disable follow me
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sql = "update v_follow_me set ";
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if (enabled == "true") then
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sql = sql .. "follow_me_enabled = 'false' ";
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else
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sql = sql .. "follow_me_enabled = 'true' ";
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end
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sql = sql .. "where domain_uuid = '"..domain_uuid.."' ";
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sql = sql .. "and follow_me_uuid = '"..follow_me_uuid.."' ";
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if (debug["sql"]) then
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log.notice(sql);
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end
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dbh:query(sql);
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--update the extension
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sql = "update v_extensions set ";
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if (enabled == "true") then
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sql = sql .. "dial_string = null, ";
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else
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sql = sql .. "dial_string = '"..dial_string:gsub("'", "''").."', ";
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end
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sql = sql .. "do_not_disturb = 'false', ";
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sql = sql .. "forward_all_enabled= 'false' ";
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sql = sql .. "where domain_uuid = '"..domain_uuid.."' ";
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sql = sql .. "and extension_uuid = '"..extension_uuid.."' ";
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if (debug["sql"]) then
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log.notice(sql);
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end
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dbh:query(sql);
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--clear the cache
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if (extension ~= nil) and cache.support() then
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cache.del("directory:"..extension.."@"..domain_name);
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if #number_alias > 0 then
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cache.del("directory:"..number_alias.."@"..domain_name);
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end
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end
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--wait for the file to be written before proceeding
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session:sleep(1000);
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--end the call
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session:hangup();
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@@ -23,6 +23,14 @@ function channel_evalute(uuid, cmd)
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return result
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end
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function channel_display(uuid, text)
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local cmd = ("uuid_display %s '%s'"):format(uuid, text)
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local result = trim(api:executeString(cmd))
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if result:sub(1, 4) == '-ERR' then return nil, result end
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if result == '_undef_' then return false end
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return result
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end
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local _switchname
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local function switchname()
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if _switchname then return _switchname end
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