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CATI_Tool/functions/functions.performance.php
2011-02-03 05:34:05 +00:00

657 lines
20 KiB
PHP

<?
/**
* Functions that display data about the project
*
*
* This file is part of queXS
*
* queXS is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* queXS is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with queXS; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*
* @author Adam Zammit <adam.zammit@deakin.edu.au>
* @copyright Deakin University 2007,2008
* @package queXS
* @subpackage functions
* @link http://www.deakin.edu.au/dcarf/ queXS was writen for DCARF - Deakin Computer Assisted Research Facility
* @license http://opensource.org/licenses/gpl-2.0.php The GNU General Public License (GPL) Version 2
*
*/
/**
* Configuration file
*/
include_once(dirname(__FILE__).'/../config.inc.php');
/**
* Database file
*/
include_once(dirname(__FILE__).'/../db.inc.php');
/**
* Get completions per hour by shift with interviewer id and first name
*
* @param int $qid The questionnaire ID
* @param int $sid The shift ID
* @return array An array containing operator_id,firstName,CPH
*/
function get_CPH_by_shift($qid,$sid)
{
global $db;
$sql = "SELECT o.firstName,o.operator_id,c.completions,SEC_TO_TIME(ca.time) as time, c.completions/(ca.time / 3600) as CPH
FROM operator as o
JOIN ( SELECT count(*) as completions,a.operator_id
FROM `call` as a, `case` as b, `shift` as s
WHERE a.outcome_id = '10'
AND a.case_id = b.case_id
AND b.questionnaire_id = '$qid'
AND s.shift_id = '$sid'
AND s.`start` <= a.`start`
AND s.`end` >= a.`start`
GROUP BY a.operator_id) as c on (c.operator_id = o.operator_id)
JOIN ( SELECT SUM( TIMESTAMPDIFF(SECOND , a.start, IFNULL(a.end,CONVERT_TZ(NOW(),'System','UTC')))) as time, a.operator_id
FROM `call_attempt` as a, `case` as b, `shift` as s
WHERE a.case_id = b.case_id
AND b.questionnaire_id = '$qid'
AND s.shift_id = '$sid'
AND s.`start` <= a.`start`
AND s.`end` >= a.`start`
GROUP BY operator_id) as ca on (ca.operator_id = o.operator_id)
WHERE o.enabled = 1
ORDER BY cph DESC";
return $db->GetAll($sql);
}
/**
* Get completions per hour by questionnaire with interviewer id and first name
*
* @param int $qid The questionnaire ID
* @return array An array containing operator_id,firstName,CPH
*/
function get_CPH_by_questionnaire($qid)
{
global $db;
$sql = "SELECT o.firstName,o.operator_id,c.completions,SEC_TO_TIME(ca.time) as time, c.completions/(ca.time / 3600) as CPH
FROM operator as o
JOIN ( SELECT count(*) as completions,a.operator_id
FROM `call` as a, `case` as b
WHERE a.outcome_id = '10'
AND a.case_id = b.case_id
AND b.questionnaire_id = '$qid'
GROUP BY a.operator_id) as c on (c.operator_id = o.operator_id)
JOIN ( SELECT SUM( TIMESTAMPDIFF(SECOND , a.start, IFNULL(a.end,CONVERT_TZ(NOW(),'System','UTC')))) as time, a.operator_id
FROM `call_attempt` as a, `case` as b
WHERE a.case_id = b.case_id
AND b.questionnaire_id = '$qid'
GROUP BY operator_id) as ca on (ca.operator_id = o.operator_id)
WHERE o.enabled = 1
ORDER BY cph DESC";
return $db->GetAll($sql);
}
/**
* Get stats by interviewer by questionnaire by shift
*
* @param int $questionnaire_id The questionnaire
* @param int $shift_id The shift id
* @return arrayh An array containing operator_id,firstName,CPH,effectiveness,
*/
function get_stats_by_shift($questionnaire_id,$shift_id)
{
global $db;
$sql = "SELECT o.operator_id, o.firstName, (calltime.totaltime / callattempttime.totaltime) AS effectiveness, c.completions,SEC_TO_TIME(callattempttime.totaltime) as time, c.completions/(callattempttime.totaltime / 3600) as CPH, SEC_TO_TIME(calltime.totaltime) as callt, SEC_TO_TIME(callattempttime.totaltime) as callatemptt, calls.calls as totalcalls, calls.calls/(callattempttime.totaltime / 3600) as CALLSPH, calltime.totaltime as calltotaltime, callattempttime.totaltime as callattempttotaltime
FROM operator AS o
JOIN (
SELECT SUM( TIMESTAMPDIFF(
SECOND , c.start, IFNULL( c.end, CONVERT_TZ( NOW( ) , 'System', 'UTC' ) ) ) ) AS totaltime, operator_id
FROM `call` AS c, `case` as b, `shift` as s
WHERE c.case_id = b.case_id
AND b.questionnaire_id = '$questionnaire_id'
AND s.shift_id = '$shift_id'
AND s.`start` <= c.`start`
AND s.`end` >= c.`start`
GROUP BY operator_id
) AS calltime ON ( calltime.operator_id = o.operator_id )
JOIN (
SELECT SUM( TIMESTAMPDIFF(
SECOND , c.start, IFNULL( c.end, CONVERT_TZ( NOW( ) , 'System', 'UTC' ) ) ) ) AS totaltime, operator_id
FROM `call_attempt` AS c, `case` as b, `shift` as s
WHERE c.case_id = b.case_id
AND s.shift_id = '$shift_id'
AND s.`start` <= c.`start`
AND s.`end` >= c.`start`
AND b.questionnaire_id = '$questionnaire_id'
GROUP BY operator_id
) AS callattempttime ON ( callattempttime.operator_id = o.operator_id )
JOIN ( SELECT count(*) as completions,a.operator_id
FROM `call` as a, `case` as b, `shift` as s
WHERE a.outcome_id = '10'
AND s.shift_id = '$shift_id'
AND s.`start` <= a.`start`
AND s.`end` >= a.`start`
AND a.case_id = b.case_id
AND b.questionnaire_id = '$questionnaire_id'
GROUP BY a.operator_id) as c on (c.operator_id = o.operator_id)
JOIN ( SELECT count(*) as calls,a.operator_id
FROM `call` as a, `case` as b, `shift` as s
WHERE a.case_id = b.case_id
AND s.shift_id = '$shift_id'
AND s.`start` <= a.`start`
AND s.`end` >= a.`start`
AND b.questionnaire_id = '$questionnaire_id'
GROUP BY a.operator_id) as calls on (calls.operator_id = o.operator_id)
WHERE o.enabled = 1
ORDER BY effectiveness DESC";
return $db->GetAll($sql);
}
/**
* Convert seconds to time in HH:MM:SS
*
* @param int Seconds
* @return string Time in format HH:MM:SS
*/
function sec_to_time($seconds)
{
if($seconds >= 3600){
$h = floor($seconds/3600);
$seconds = ($seconds%3600);
}
if($seconds >= 60){
$m = floor($seconds/60);
$seconds = ($seconds%60);
}
$s = floor($seconds);
return sprintf("%02d:%02d:%02d", $h, $m, $s);
}
/**
* Given the stats, add a total line
*
* @param array The result set from the database
* @return array The result set plus a total row
*/
function get_stats_total($rs)
{
$completions = 0;
$calls = 0;
$totaltime = 0;
$calltime = 0;
foreach($rs as $r)
{
$completions += $r['completions'];
$calls += $r['totalcalls'];
$totaltime += $r['callattempttotaltime'];
$calltime += $r['calltotaltime'];
}
if ($totaltime == 0)
{
$effectiveness = 0;
$cph = 0;
$callsph = 0;
}
else
{
$effectiveness = round($calltime / $totaltime,4);
$cph = round($completions/($totaltime/3600),4);
$callsph = round($calls/($totaltime/3600),4);
}
$rs[] = array("effectiveness" => $effectiveness, "completions" => $completions,"time" => sec_to_time($totaltime),"totalcalls" => $calls,"callt" => sec_to_time($calltime),"CPH" => $cph,"CALLSPH" => $callsph);
return $rs;
}
/**
* Get stats by interviewer
*
* @return arrayh An array containing operator_id,firstName,CPH,effectiveness,
*/
function get_stats()
{
global $db;
$sql = "SELECT o.operator_id, o.firstName, (calltime.totaltime / callattempttime.totaltime) AS effectiveness, c.completions,SEC_TO_TIME(callattempttime.totaltime) as time, c.completions/(callattempttime.totaltime / 3600) as CPH, SEC_TO_TIME(calltime.totaltime) as callt, SEC_TO_TIME(callattempttime.totaltime) as callatemptt, calls.calls as totalcalls, calls.calls/(callattempttime.totaltime / 3600) as CALLSPH, calltime.totaltime as calltotaltime, callattempttime.totaltime as callattempttotaltime
FROM operator AS o
JOIN (
SELECT SUM( TIMESTAMPDIFF(
SECOND , c.start, IFNULL( c.end, CONVERT_TZ( NOW( ) , 'System', 'UTC' ) ) ) ) AS totaltime, operator_id
FROM `call` AS c
GROUP BY operator_id
) AS calltime ON ( calltime.operator_id = o.operator_id )
JOIN (
SELECT SUM( TIMESTAMPDIFF(
SECOND , c.start, IFNULL( c.end, CONVERT_TZ( NOW( ) , 'System', 'UTC' ) ) ) ) AS totaltime, operator_id
FROM `call_attempt` AS c, `case` as b
GROUP BY operator_id
) AS callattempttime ON ( callattempttime.operator_id = o.operator_id )
JOIN ( SELECT count(*) as completions,a.operator_id
FROM `call` as a
WHERE a.outcome_id = '10'
GROUP BY a.operator_id) as c on (c.operator_id = o.operator_id)
JOIN ( SELECT count(*) as calls,a.operator_id
FROM `call` as a
GROUP BY a.operator_id) as calls on (calls.operator_id = o.operator_id)
WHERE o.enabled = 1
ORDER BY effectiveness DESC";
return $db->GetAll($sql);
}
/**
* Get stats by interviewer by questionnaire
*
* @param int $questionnaire_id The questionnaire
* @return arrayh An array containing operator_id,firstName,CPH,effectiveness,
*/
function get_stats_by_questionnaire($questionnaire_id)
{
global $db;
$sql = "SELECT o.operator_id, o.firstName, (calltime.totaltime / callattempttime.totaltime) AS effectiveness, c.completions,SEC_TO_TIME(callattempttime.totaltime) as time, c.completions/(callattempttime.totaltime / 3600) as CPH, SEC_TO_TIME(calltime.totaltime) as callt, SEC_TO_TIME(callattempttime.totaltime) as callatemptt, calls.calls as totalcalls, calls.calls/(callattempttime.totaltime / 3600) as CALLSPH, calltime.totaltime as calltotaltime, callattempttime.totaltime as callattempttotaltime
FROM operator AS o
JOIN (
SELECT SUM( TIMESTAMPDIFF(
SECOND , c.start, IFNULL( c.end, CONVERT_TZ( NOW( ) , 'System', 'UTC' ) ) ) ) AS totaltime, operator_id
FROM `call` AS c, `case` as b
WHERE c.case_id = b.case_id
AND b.questionnaire_id = '$questionnaire_id'
GROUP BY operator_id
) AS calltime ON ( calltime.operator_id = o.operator_id )
JOIN (
SELECT SUM( TIMESTAMPDIFF(
SECOND , c.start, IFNULL( c.end, CONVERT_TZ( NOW( ) , 'System', 'UTC' ) ) ) ) AS totaltime, operator_id
FROM `call_attempt` AS c, `case` as b
WHERE c.case_id = b.case_id
AND b.questionnaire_id = '$questionnaire_id'
GROUP BY operator_id
) AS callattempttime ON ( callattempttime.operator_id = o.operator_id )
JOIN ( SELECT count(*) as completions,a.operator_id
FROM `call` as a, `case` as b
WHERE a.outcome_id = '10'
AND a.case_id = b.case_id
AND b.questionnaire_id = '$questionnaire_id'
GROUP BY a.operator_id) as c on (c.operator_id = o.operator_id)
JOIN ( SELECT count(*) as calls,a.operator_id
FROM `call` as a, `case` as b
WHERE a.case_id = b.case_id
AND b.questionnaire_id = '$questionnaire_id'
GROUP BY a.operator_id) as calls on (calls.operator_id = o.operator_id)
WHERE o.enabled = 1
ORDER BY effectiveness DESC";
return $db->GetAll($sql);
}
/**
* Get completions per hour overall with interviewer id and first name
*
* @param int $qid The questionnaire ID
* @return array An array containing operator_id,firstName,CPH
*/
function get_CPH()
{
global $db;
$sql = "SELECT o.firstName,o.operator_id,c.completions,SEC_TO_TIME(ca.time) as time, c.completions/(ca.time / 3600) as CPH
FROM operator as o
JOIN ( SELECT count(*) as completions,operator_id
FROM `call`
WHERE outcome_id = '10'
GROUP BY operator_id) as c on (c.operator_id = o.operator_id)
JOIN ( SELECT SUM( TIMESTAMPDIFF(SECOND , start, IFNULL(end,CONVERT_TZ(NOW(),'System','UTC')))) as time, operator_id
FROM `call_attempt`
GROUP BY operator_id) as ca on (ca.operator_id = o.operator_id)
WHERE o.enabled = 1
ORDER BY cph DESC";
return $db->GetAll($sql);
}
/**
* Get effectiveness by questionnaire with interviewer id and first name
*
* @param int $qid The questionnaire ID
* @return array An array containing operator_id,firstName,effectiveness
*/
function get_effectiveness_by_questionnaire($questionnaire_id)
{
global $db;
$sql = "SELECT o.operator_id, o.firstName, (calltime.totaltime / callattempttime.totaltime) AS effectiveness
FROM operator AS o
JOIN (
SELECT SUM( TIMESTAMPDIFF(
SECOND , c.start, IFNULL( c.end, CONVERT_TZ( NOW( ) , 'System', 'UTC' ) ) ) ) AS totaltime, operator_id
FROM `call` AS c, `case` as b
WHERE c.case_id = b.case_id
AND b.questionnaire_id = '$questionnaire_id'
GROUP BY operator_id
) AS calltime ON ( calltime.operator_id = o.operator_id )
JOIN (
SELECT SUM( TIMESTAMPDIFF(
SECOND , c.start, IFNULL( c.end, CONVERT_TZ( NOW( ) , 'System', 'UTC' ) ) ) ) AS totaltime, operator_id
FROM `call_attempt` AS c, `case` as b
WHERE c.case_id = b.case_id
AND b.questionnaire_id = '$questionnaire_id'
GROUP BY operator_id
) AS callattempttime ON ( callattempttime.operator_id = o.operator_id )
WHERE o.enabled = 1
ORDER BY effectiveness DESC";
return $db->GetAll($sql);
}
/**
* Get effectiveness overall with interviewer id and first name
*
* @return array An array containing operator_id,firstName,effectiveness
*/
function get_effectiveness()
{
global $db;
$sql = "SELECT o.operator_id, o.firstName, (calltime.totaltime / callattempttime.totaltime) AS effectiveness
FROM operator AS o
JOIN (
SELECT SUM( TIMESTAMPDIFF(
SECOND , c.start, IFNULL( c.end, CONVERT_TZ( NOW( ) , 'System', 'UTC' ) ) ) ) AS totaltime, operator_id
FROM `call` AS c
GROUP BY operator_id
) AS calltime ON ( calltime.operator_id = o.operator_id )
JOIN (
SELECT SUM( TIMESTAMPDIFF(
SECOND , c.start, IFNULL( c.end, CONVERT_TZ( NOW( ) , 'System', 'UTC' ) ) ) ) AS totaltime, operator_id
FROM `call_attempt` AS c
GROUP BY operator_id
) AS callattempttime ON ( callattempttime.operator_id = o.operator_id )
WHERE o.enabled = 1
ORDER BY effectiveness DESC";
return $db->GetAll($sql);
}
/**
* Get the average time on a call with an outcome
* in seconds by questionnaire
*
* @param int $outcome_id The outcome id
* @param int $questionnaire_id The questionnaire id
* @return int Seconds average of calls with this outcome
*/
function get_average_time_questionnaire($outcome_id,$questionnaire_id)
{
global $db;
$sql = "SELECT AVG(TIMESTAMPDIFF(SECOND,c.start,c.end)) as average
FROM `call` as c, `case` as q
WHERE c.outcome_id = '$outcome_id'
AND q.case_id = c.case_id
AND q.questionnaire_id = '$questionnaire_id'";
$rs = $db->GetRow($sql);
if (!empty($rs))
return $rs['average'];
else
return 0;
}
/**
* Get the average time on a call with an outcome
* in seconds
*
* @param int $outcome_id The outcome id
* @return int Seconds average of calls with this outcome
*/
function get_average_time($outcome_id)
{
global $db;
$sql = "SELECT AVG(TIMESTAMPDIFF(SECOND,c.start,c.end)) as average
FROM `call` as c
WHERE c.outcome_id = '$outcome_id'";
$rs = $db->GetRow($sql);
if (!empty($rs))
return $rs['average'];
else
return 0;
}
/**
* If not on a shift, display a message
*/
function display_none()
{
print "<h1>" . T_("No shift") . "</h1>";
}
/**
* Display the total number of completions for this project
*
* @param int $qid The questionnaire id
*
*/
function display_total_completions($qid)
{
global $db;
$sql = "SELECT count(case_id) as c
FROM `case`
WHERE current_outcome_id = 10
AND questionnaire_id = '$qid'";
$rs = $db->GetRow($sql);
$c = 0;
if (!empty($rs)) $c = $rs['c'];
print "<h3>" . T_("Total completions") . "</h3><h2>$c</h2>";
}
/**
* Display the total number of completions for this shift
*
* @param int $qid The questionnaire id
* @param int $sid The shift id
*
*/
function display_completions_this_shift($qid,$sid)
{
global $db;
$sql = "SELECT count(ca.call_id) as c
FROM `call` as ca, `case` as cs, `shift` as s
WHERE ca.outcome_id = 10
AND ca.case_id = cs.case_id
AND cs.questionnaire_id = '$qid'
AND s.questionnaire_id = '$qid'
AND s.shift_id = '$sid'
AND ca.start >= s.start
AND ca.start <= s.end";
$rs = $db->GetRow($sql);
$c = 0;
if (!empty($rs)) $c = $rs['c'];
print "<h3>" . T_("Completions this shift") . "</h3><h2>$c</h2>";
}
/**
* Display the total number of completions for the last shift
*
* @param int $qid The questionnaire id
* @param int $sid The current shift id
*
*/
function display_completions_last_shift($qid,$sid)
{
global $db;
$sql = "SELECT shift_id
FROM shift
WHERE questionnaire_id = '$qid'
AND shift_id < '$sid'
ORDER BY shift_id DESC
LIMIT 1";
$ps = $db->GetRow($sql);
if (empty($ps))
print "<h3>" . T_("No previous shift") . "</h3>";
else
{
$psid = $ps['shift_id'];
$sql = "SELECT count(ca.call_id) as c
FROM `call` as ca, `case` as cs, `shift` as s
WHERE ca.outcome_id = 10
AND ca.case_id = cs.case_id
AND cs.questionnaire_id = '$qid'
AND s.questionnaire_id = '$qid'
AND s.shift_id = '$psid'
AND ca.start >= s.start
AND ca.start <= s.end";
$rs = $db->GetRow($sql);
$c = 0;
if (!empty($rs)) $c = $rs['c'];
print "<h3>" . T_("Completions on the previous shift") . "</h3><h2>$c</h2>";
}
}
/**
* Display the total number of completions for the last shift
* at the same number of seconds in to the last shift
*
* @param int $qid The questionnaire id
* @param int $sid The current shift id
*
*/
function display_completions_same_time_last_shift($qid,$sid)
{
global $db;
$sql = "SELECT shift_id
FROM shift
WHERE questionnaire_id = '$qid'
AND shift_id < '$sid'
ORDER BY shift_id DESC
LIMIT 1";
$ps = $db->GetRow($sql);
if (empty($ps))
print "<h3>" . T_("No previous shift") . "</h3>";
else
{
$psid = $ps['shift_id'];
$sql = "SELECT count(ca.call_id) as c
FROM `call` as ca, `case` as cs, `shift` as s
JOIN `shift` as s2 on (s2.shift_id = '$sid')
WHERE ca.outcome_id = 10
AND ca.case_id = cs.case_id
AND cs.questionnaire_id = '$qid'
AND s.questionnaire_id = '$qid'
AND s.shift_id = '$psid'
AND ca.start >= s.start
AND ca.start <= DATE_SUB(s.end, INTERVAL TIMESTAMPDIFF(SECOND , CONVERT_TZ(NOW(),'System','UTC'), s2.end) SECOND)";
$rs = $db->GetRow($sql);
$c = 0;
if (!empty($rs)) $c = $rs['c'];
print "<h3>" . T_("Completions this time on the previous shift") . "</h3><h2>$c</h2>";
}
}
/**
* Display the interviewer with the top CPH for this shift
*
* @param int $qid The questionnaire id
* @param int $sid The current shift id
*
*/
function display_top_cph_this_shift($qid,$sid)
{
global $db;
$rs = get_CPH_by_shift($qid,$sid);
if (empty($rs))
print "<h3>" . T_("No calls made for this shift") . "</h3>";
else
print "<h3>" . T_("Top CPH for this shift") . "</h3><h2>{$rs[0]['firstName']} - ". round($rs[0]['CPH'],2) ."</h2>";
}
/**
* Display the interviewer with the top CPH overall
*
* @param int $qid The questionnaire id
*
*/
function display_top_cph($qid)
{
global $db;
$rs = get_CPH_by_questionnaire($qid);
if (empty($rs))
print "<h3>" . T_("No calls made for this project") . "</h3>";
else
print "<h3>" . T_("Top CPH") . "</h3><h2>{$rs[0]['firstName']} - ". round($rs[0]['CPH'],2) ."</h2>";
}
?>