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d1e7473649
(issue ASTERISK-19652) Reported by: Matt Jordan Review: https://reviewboard.asterisk.org/r/1909/ ........ Merged revisions 366048 from http://svn.asterisk.org/svn/asterisk/branches/1.8 ........ Merged revisions 366049 from http://svn.asterisk.org/svn/asterisk/branches/10 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@366051 65c4cc65-6c06-0410-ace0-fbb531ad65f3
331 lines
9.1 KiB
C
331 lines
9.1 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 1999-2006, Digium, Inc.
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*
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* Portions Copyright (C) 2005, Anthony Minessale II
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief Call Detail Record related dialplan functions
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*
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* \author Anthony Minessale II
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*
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* \ingroup functions
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*/
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/*** MODULEINFO
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<support_level>core</support_level>
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***/
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/module.h"
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#include "asterisk/channel.h"
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#include "asterisk/pbx.h"
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#include "asterisk/utils.h"
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#include "asterisk/app.h"
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#include "asterisk/cdr.h"
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/*** DOCUMENTATION
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<function name="CDR" language="en_US">
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<synopsis>
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Gets or sets a CDR variable.
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</synopsis>
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<syntax>
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<parameter name="name" required="true">
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<para>CDR field name:</para>
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<enumlist>
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<enum name="clid">
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<para>Caller ID.</para>
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</enum>
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<enum name="lastdata">
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<para>Last application arguments.</para>
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</enum>
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<enum name="disposition">
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<para>ANSWERED, NO ANSWER, BUSY, FAILED.</para>
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</enum>
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<enum name="src">
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<para>Source.</para>
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</enum>
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<enum name="start">
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<para>Time the call started.</para>
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</enum>
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<enum name="amaflags">
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<para>DOCUMENTATION, BILL, IGNORE, etc.</para>
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</enum>
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<enum name="dst">
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<para>Destination.</para>
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</enum>
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<enum name="answer">
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<para>Time the call was answered.</para>
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</enum>
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<enum name="accountcode">
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<para>The channel's account code.</para>
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</enum>
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<enum name="dcontext">
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<para>Destination context.</para>
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</enum>
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<enum name="end">
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<para>Time the call ended.</para>
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</enum>
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<enum name="uniqueid">
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<para>The channel's unique id.</para>
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</enum>
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<enum name="dstchannel">
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<para>Destination channel.</para>
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</enum>
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<enum name="duration">
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<para>Duration of the call.</para>
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</enum>
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<enum name="userfield">
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<para>The channel's user specified field.</para>
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</enum>
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<enum name="lastapp">
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<para>Last application.</para>
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</enum>
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<enum name="billsec">
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<para>Duration of the call once it was answered.</para>
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</enum>
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<enum name="channel">
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<para>Channel name.</para>
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</enum>
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<enum name="sequence">
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<para>CDR sequence number.</para>
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</enum>
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</enumlist>
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</parameter>
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<parameter name="options" required="false">
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<optionlist>
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<option name="f">
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<para>Returns billsec or duration fields as floating point values.</para>
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</option>
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<option name="l">
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<para>Uses the most recent CDR on a channel with multiple records</para>
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</option>
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<option name="r">
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<para>Searches the entire stack of CDRs on the channel.</para>
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</option>
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<option name="s">
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<para>Skips any CDR's that are marked 'LOCKED' due to forkCDR() calls.
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(on setting/writing CDR vars only)</para>
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</option>
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<option name="u">
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<para>Retrieves the raw, unprocessed value.</para>
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<para>For example, 'start', 'answer', and 'end' will be retrieved as epoch
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values, when the <literal>u</literal> option is passed, but formatted as YYYY-MM-DD HH:MM:SS
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otherwise. Similarly, disposition and amaflags will return their raw
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integral values.</para>
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</option>
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</optionlist>
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</parameter>
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</syntax>
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<description>
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<para>All of the CDR field names are read-only, except for <literal>accountcode</literal>,
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<literal>userfield</literal>, and <literal>amaflags</literal>. You may, however, supply
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a name not on the above list, and create your own variable, whose value can be changed
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with this function, and this variable will be stored on the cdr.</para>
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<note><para>For setting CDR values, the <literal>l</literal> flag does not apply to
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setting the <literal>accountcode</literal>, <literal>userfield</literal>, or
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<literal>amaflags</literal>.</para><para>CDRs can only be modified before the bridge
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between two channels is torn down. For example, CDRs may not be modified after the
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<literal>Dial</literal> application has returned.</para></note>
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<para>Raw values for <literal>disposition</literal>:</para>
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<enumlist>
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<enum name="0">
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<para>NO ANSWER</para>
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</enum>
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<enum name="1">
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<para>NO ANSWER (NULL record)</para>
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</enum>
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<enum name="2">
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<para>FAILED</para>
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</enum>
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<enum name="4">
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<para>BUSY</para>
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</enum>
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<enum name="8">
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<para>ANSWERED</para>
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</enum>
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</enumlist>
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<para>Raw values for <literal>amaflags</literal>:</para>
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<enumlist>
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<enum name="1">
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<para>OMIT</para>
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</enum>
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<enum name="2">
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<para>BILLING</para>
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</enum>
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<enum name="3">
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<para>DOCUMENTATION</para>
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</enum>
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</enumlist>
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<para>Example: exten => 1,1,Set(CDR(userfield)=test)</para>
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</description>
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</function>
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***/
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enum cdr_option_flags {
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OPT_RECURSIVE = (1 << 0),
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OPT_UNPARSED = (1 << 1),
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OPT_LAST = (1 << 2),
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OPT_SKIPLOCKED = (1 << 3),
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OPT_FLOAT = (1 << 4),
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};
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AST_APP_OPTIONS(cdr_func_options, {
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AST_APP_OPTION('f', OPT_FLOAT),
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AST_APP_OPTION('l', OPT_LAST),
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AST_APP_OPTION('r', OPT_RECURSIVE),
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AST_APP_OPTION('s', OPT_SKIPLOCKED),
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AST_APP_OPTION('u', OPT_UNPARSED),
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});
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static int cdr_read(struct ast_channel *chan, const char *cmd, char *parse,
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char *buf, size_t len)
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{
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char *ret = NULL;
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struct ast_flags flags = { 0 };
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struct ast_cdr *cdr;
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AST_DECLARE_APP_ARGS(args,
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AST_APP_ARG(variable);
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AST_APP_ARG(options);
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);
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if (ast_strlen_zero(parse) || !chan)
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return -1;
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ast_channel_lock(chan);
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cdr = ast_channel_cdr(chan);
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if (!cdr) {
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ast_channel_unlock(chan);
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return -1;
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}
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AST_STANDARD_APP_ARGS(args, parse);
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if (!ast_strlen_zero(args.options))
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ast_app_parse_options(cdr_func_options, &flags, NULL, args.options);
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if (ast_test_flag(&flags, OPT_LAST))
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while (cdr->next)
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cdr = cdr->next;
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if (ast_test_flag(&flags, OPT_SKIPLOCKED))
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while (ast_test_flag(cdr, AST_CDR_FLAG_LOCKED) && cdr->next)
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cdr = cdr->next;
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if (!strcasecmp("billsec", args.variable) && ast_test_flag(&flags, OPT_FLOAT)) {
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if (!ast_tvzero(cdr->answer)) {
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double hrtime;
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if(!ast_tvzero(cdr->end))
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hrtime = (double)(ast_tvdiff_us(cdr->end, cdr->answer) / 1000000.0);
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else
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hrtime = (double)(ast_tvdiff_us(ast_tvnow(), cdr->answer) / 1000000.0);
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snprintf(buf, len, "%lf", hrtime);
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} else {
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snprintf(buf, len, "%lf", 0.0);
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}
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ret = buf;
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} else if (!strcasecmp("duration", args.variable) && ast_test_flag(&flags, OPT_FLOAT)) {
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double hrtime;
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if(!ast_tvzero(cdr->end))
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hrtime = (double)(ast_tvdiff_us(cdr->end, cdr->start) / 1000000.0);
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else
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hrtime = (double)(ast_tvdiff_us(ast_tvnow(), cdr->start) / 1000000.0);
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snprintf(buf, len, "%lf", hrtime);
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if (!ast_strlen_zero(buf)) {
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ret = buf;
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}
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} else {
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ast_cdr_getvar(cdr, args.variable, &ret, buf, len,
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ast_test_flag(&flags, OPT_RECURSIVE),
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ast_test_flag(&flags, OPT_UNPARSED));
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}
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ast_channel_unlock(chan);
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return ret ? 0 : -1;
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}
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static int cdr_write(struct ast_channel *chan, const char *cmd, char *parse,
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const char *value)
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{
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struct ast_cdr *cdr;
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struct ast_flags flags = { 0 };
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AST_DECLARE_APP_ARGS(args,
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AST_APP_ARG(variable);
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AST_APP_ARG(options);
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);
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if (ast_strlen_zero(parse) || !value || !chan)
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return -1;
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ast_channel_lock(chan);
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cdr = ast_channel_cdr(chan);
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if (!cdr) {
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ast_channel_unlock(chan);
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return -1;
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}
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AST_STANDARD_APP_ARGS(args, parse);
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if (!ast_strlen_zero(args.options))
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ast_app_parse_options(cdr_func_options, &flags, NULL, args.options);
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if (ast_test_flag(&flags, OPT_LAST))
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while (cdr->next)
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cdr = cdr->next;
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if (!strcasecmp(args.variable, "accountcode")) /* the 'l' flag doesn't apply to setting the accountcode, userfield, or amaflags */
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ast_cdr_setaccount(chan, value);
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else if (!strcasecmp(args.variable, "peeraccount"))
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ast_cdr_setpeeraccount(chan, value);
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else if (!strcasecmp(args.variable, "userfield"))
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ast_cdr_setuserfield(chan, value);
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else if (!strcasecmp(args.variable, "amaflags"))
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ast_cdr_setamaflags(chan, value);
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else
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ast_cdr_setvar(cdr, args.variable, value, ast_test_flag(&flags, OPT_RECURSIVE));
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/* No need to worry about the u flag, as all fields for which setting
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* 'u' would do anything are marked as readonly. */
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ast_channel_unlock(chan);
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return 0;
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}
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static struct ast_custom_function cdr_function = {
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.name = "CDR",
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.read = cdr_read,
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.write = cdr_write,
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};
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static int unload_module(void)
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{
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return ast_custom_function_unregister(&cdr_function);
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}
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static int load_module(void)
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{
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return ast_custom_function_register(&cdr_function);
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}
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Call Detail Record (CDR) dialplan function");
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