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74 lines
2.2 KiB
Go
74 lines
2.2 KiB
Go
/*
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Rating system designed to be used in VoIP Carriers World
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Copyright (C) 2012 Radu Ioan Fericean
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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package sessionmanager
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import (
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"fmt"
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"log"
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"regexp"
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)
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// Event type holding a mapping of all event's proprieties
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type Event struct {
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Fields map[string]string
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}
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var (
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eventBodyRE = regexp.MustCompile(`"(.*?)":\s+"(.*?)"`) // for parsing the proprieties
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)
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const (
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// Freswitch event proprities names
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CALL_DIRECTION = "Call-Direction"
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ORIG_ID = "variable_sip_call_id" //- originator_id - match cdrs
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SUBJECT = "variable_cgr_subject"
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DESTINATION = "variable_cgr_destination"
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TOR = "variable_cgr_tor"
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UUID = "Unique-ID" // -Unique ID for this call leg
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CSTMID = "variable_cgr_cstmid"
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START_TIME = "Event-Date-GMT"
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NAME = "Event-Name"
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HEARTBEAT = "HEARTBEAT"
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ANSWER = "CHANNEL_ANSWER"
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HANGUP = "CHANNEL_HANGUP_COMPLETE"
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)
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// Creates a new event from a bod of text containing the key value proprieties.
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// It stores the parsed proprieties in the internal map.
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func NewEvent(body string) (ev *Event) {
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ev = &Event{Fields: make(map[string]string)}
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for _, fields := range eventBodyRE.FindAllStringSubmatch(body, -1) {
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if len(fields) == 3 {
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ev.Fields[fields[1]] = fields[2]
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} else {
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log.Printf("malformed event field: %v", fields)
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}
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}
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return
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}
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// Nice printing for the event object.
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func (ev *Event) String() (result string) {
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for k, v := range ev.Fields {
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result += fmt.Sprintf("%s = %s\n", k, v)
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}
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result += "=============================================================="
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return
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}
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