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openemr/library/classes/Prescription.class.php

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<?php
/**
* Prescription.class.php
*
* @package OpenEMR
* @link https://www.open-emr.org
* @author Brady Miller <brady.g.miller@gmail.com>
* @copyright Copyright (c) 2019 Brady Miller <brady.g.miller@gmail.com>
* @license https://github.com/openemr/openemr/blob/master/LICENSE GNU General Public License 3
*/
// Below list of terms are deprecated, but we keep this list
// to keep track of the official openemr drugs terms and
// corresponding ID's for reference. Official is referring
// to the default settings after installing OpenEMR.
//
// define('UNIT_BLANK',0);
// define('UNIT_MG',1);
// define('UNIT_MG_1CC',2);
// define('UNIT_MG_2CC',3);
// define('UNIT_MG_3CC',4);
// define('UNIT_MG_4CC',5);
// define('UNIT_MG_5CC',6);
// define('UNIT_MCG',7);
// define('UNIT_GRAMS',8);
//
// define('INTERVAL_BLANK',0);
// define('INTERVAL_BID',1);
// define('INTERVAL_TID',2);
// define('INTERVAL_QID',3);
// define('INTERVAL_Q_3H',4);
// define('INTERVAL_Q_4H',5);
// define('INTERVAL_Q_5H',6);
// define('INTERVAL_Q_6H',7);
// define('INTERVAL_Q_8H',8);
// define('INTERVAL_QD',9);
// define('INTERVAL_AC',10); // added May 2008
// define('INTERVAL_PC',11); // added May 2008
// define('INTERVAL_AM',12); // added May 2008
// define('INTERVAL_PM',13); // added May 2008
// define('INTERVAL_ANTE',14); // added May 2008
// define('INTERVAL_H',15); // added May 2008
// define('INTERVAL_HS',16); // added May 2008
// define('INTERVAL_PRN',17); // added May 2008
// define('INTERVAL_STAT',18); // added May 2008
//
// define('FORM_BLANK',0);
// define('FORM_SUSPENSION',1);
// define('FORM_TABLET',2);
// define('FORM_CAPSULE',3);
// define('FORM_SOLUTION',4);
// define('FORM_TSP',5);
// define('FORM_ML',6);
// define('FORM_UNITS',7);
// define('FORM_INHILATIONS',8);
// define('FORM_GTTS_DROPS',9);
// define('FORM_CR',10);
// define('FORM_OINT',11);
//
// define('ROUTE_BLANK',0);
// define("ROUTE_PER_ORIS", 1);
// define("ROUTE_PER_RECTUM", 2);
// define("ROUTE_TO_SKIN", 3);
// define("ROUTE_TO_AFFECTED_AREA", 4);
// define("ROUTE_SUBLINGUAL", 5);
// define("ROUTE_OS", 6);
// define("ROUTE_OD", 7);
// define("ROUTE_OU", 8);
// define("ROUTE_SQ", 9);
// define("ROUTE_IM", 10);
// define("ROUTE_IV", 11);
// define("ROUTE_PER_NOSTRIL", 12);
// define("ROUTE_B_EAR", 13);
// define("ROUTE_L_EAR", 14);
// define("ROUTE_R_EAR", 15);
//
// define('SUBSTITUTE_YES',1);
// define('SUBSTITUTE_NO',2);
//
require_once(dirname(__FILE__) . "/../lists.inc");
/**
* class Prescription
*
*/
use OpenEMR\Common\ORDataObject\ORDataObject;
class Prescription extends ORDataObject
{
/**
*
* @access public
*/
/**
*
* static
*/
var $form_array;
var $unit_array;
var $route_array;
var $interval_array;
var $substitute_array;
var $medication_array;
var $refills_array;
/**
*
* @access private
*/
var $id;
var $patient;
var $pharmacist;
var $date_added;
var $txDate;
var $date_modified;
var $pharmacy;
var $start_date;
var $filled_date;
var $provider;
var $note;
var $drug;
var $rxnorm_drugcode;
var $form;
var $dosage;
var $quantity;
var $size;
var $unit;
var $route;
var $interval;
var $substitute;
var $refills;
var $per_refill;
var $medication;
var $drug_id;
var $active;
var $ntx;
var $encounter;
var $created_by;
var $updated_by;
/**
* Constructor sets all Prescription attributes to their default value
*/
function __construct($id = "", $_prefix = "")
{
$this->route_array = $this->load_drug_attributes('drug_route');
$this->form_array = $this->load_drug_attributes('drug_form');
$this->interval_array = $this->load_drug_attributes('drug_interval');
$this->unit_array = $this->load_drug_attributes('drug_units');
$this->substitute_array = array("",xl("substitution allowed"),
xl("do not substitute"));
$this->medication_array = array(0 => xl('No'), 1 => xl('Yes'));
if (is_numeric($id)) {
$this->id = $id;
} else {
$id = "";
}
//$this->unit = UNIT_MG;
//$this->route = ROUTE_PER_ORIS;
//$this->quantity = 1;
//$this->size = 1;
$this->refills = 0;
//$this->form = FORM_TABLET;
$this->substitute = false;
$this->_prefix = $_prefix;
$this->_table = "prescriptions";
$this->pharmacy = new Pharmacy();
$this->pharmacist = new Person();
// default provider is the current user
$this->provider = new Provider($_SESSION['authUserID']);
$this->patient = new Patient();
$this->start_date = date("Y-m-d");
$this->date_added = date("Y-m-d H:i:s");
$this->date_modified = date("Y-m-d H:i:s");
$this->created_by = $_SESSION['authUserID'];
$this->updated_by = $_SESSION['authUserID'];
$this->per_refill = 0;
$this->note = "";
$this->drug_id = 0;
$this->active = 1;
$this->ntx = 0;
for ($i = 0; $i < 21; $i++) {
$this->refills_array[$i] = sprintf("%02d", $i);
}
if ($id != "") {
$this->populate();
}
}
function persist()
{
$this->date_modified = date("Y-m-d H:i:s");
if ($this->id == "") {
$this->date_added = date("Y-m-d H:i:s");
}
if (parent::persist()) {
}
}
function populate()
{
parent::populate();
// for old historical data we are going to populate our created_by and updated_by
if (empty($this->created_by)) {
$this->created_by = $this->get_provider_id();
}
if (empty($this->updated_by)) {
$this->updated_by = $this->get_provider_id();
}
}
function toString($html = false)
{
$string .= "\n"
. "ID: " . $this->id . "\n"
. "Patient:" . $this->patient . "\n"
. "Patient ID:" . $this->patient->id . "\n"
. "Pharmacist: " . $this->pharmacist . "\n"
. "Pharmacist ID: " . $this->pharmacist->id . "\n"
. "Date Added: " . $this->date_added . "\n"
. "Date Modified: " . $this->date_modified . "\n"
. "Pharmacy: " . $this->pharmacy . "\n"
. "Pharmacy ID:" . $this->pharmacy->id . "\n"
. "Start Date: " . $this->start_date . "\n"
. "Filled Date: " . $this->filled_date . "\n"
. "Provider: " . $this->provider . "\n"
. "Provider ID: " . $this->provider->id . "\n"
. "Note: " . $this->note . "\n"
. "Drug: " . $this->drug . "\n"
. "Code: " . $this->rxnorm_drugcode . "\n"
. "Form: " . $this->form_array[$this->form] . "\n"
. "Dosage: " . $this->dosage . "\n"
. "Qty: " . $this->quantity . "\n"
. "Size: " . $this->size . "\n"
. "Unit: " . $this->unit_array[$this->unit] . "\n"
. "Route: " . $this->route_array[$this->route] . "\n"
. "Interval: " . $this->interval_array[$this->interval] . "\n"
. "Substitute: " . $this->substitute_array[$this->substitute] . "\n"
. "Refills: " . $this->refills . "\n"
. "Per Refill: " . $this->per_refill . "\n"
. "Drug ID: " . $this->drug_id . "\n"
. "Active: " . $this->active . "\n"
. "Transmitted: " . $this->ntx;
if ($html) {
return nl2br($string);
} else {
return $string;
}
}
private function load_drug_attributes($id)
{
$res = sqlStatement("SELECT * FROM list_options WHERE list_id = ? AND activity = 1 ORDER BY seq", array($id));
while ($row = sqlFetchArray($res)) {
if ($row['title'] == '') {
$arr[$row['option_id']] = ' ';
} else {
$arr[$row['option_id']] = xl_list_label($row['title']);
}
}
return $arr;
}
function get_encounter()
{
return $_SESSION['encounter'];
}
function get_unit_display($display_form = "")
{
return( ($this->unit_array[$this->unit] ?? '') );
}
function get_unit()
{
return $this->unit;
}
function set_unit($unit)
{
if (is_numeric($unit)) {
$this->unit = $unit;
}
}
function set_id($id)
{
if (!empty($id) && is_numeric($id)) {
$this->id = $id;
}
}
function get_id()
{
return $this->id;
}
function get_dosage_display($display_form = "")
{
if (empty($this->form) && empty($this->interval)) {
return( $this->dosage );
} else {
return ($this->dosage . " " . xl('in') . " " . $this->form_array[$this->form] . " " . $this->interval_array[$this->interval]);
}
}
function set_dosage($dosage)
{
$this->dosage = $dosage;
}
function get_dosage()
{
return $this->dosage;
}
function set_form($form)
{
if (is_numeric($form)) {
$this->form = $form;
}
}
function get_form()
{
return $this->form;
}
function set_refills($refills)
{
if (is_numeric($refills)) {
$this->refills = $refills;
}
}
function get_refills()
{
return $this->refills;
}
function set_size($size)
{
$this->size = preg_replace("/[^0-9\/\.\-]/", "", $size);
}
function get_size()
{
return $this->size;
}
function set_quantity($qty)
{
$this->quantity = $qty;
}
function get_quantity()
{
return $this->quantity;
}
function set_route($route)
{
if (is_numeric($route)) {
$this->route = $route;
}
}
function get_route()
{
return $this->route;
}
function set_interval($interval)
{
if (is_numeric($interval)) {
$this->interval = $interval;
}
}
function get_interval()
{
return $this->interval;
}
function set_substitute($sub)
{
if (is_numeric($sub)) {
$this->substitute = $sub;
}
}
function get_substitute()
{
return $this->substitute;
}
function set_erx_source($erx_source)
{
$this->erx_source = $erx_source;
}
function set_medication($med)
{
global $ISSUE_TYPES;
$this->medication = $med;
// Avoid making a mess if we are not using the "medication" issue type.
if (isset($ISSUE_TYPES) && !$ISSUE_TYPES['medication']) {
return;
}
//below statements are bypassing the persist() function and being used directly in database statements, hence need to use the functions in library/formdata.inc.php
// they have already been run through populate() hence stripped of escapes, so now need to be escaped for database (add_escape_custom() function).
//check if this drug is on the medication list
$dataRow = sqlQuery("select id from lists where type = 'medication' and activity = 1 and (enddate is null or cast(now() as date) < enddate) and upper(trim(title)) = upper(trim('" . add_escape_custom($this->drug) . "')) and pid = '" . add_escape_custom($this->patient->id) . "' limit 1");
if ($med && !isset($dataRow['id'])) {
$dataRow = sqlQuery("select id from lists where type = 'medication' and activity = 0 and (enddate is null or cast(now() as date) < enddate) and upper(trim(title)) = upper(trim('" . add_escape_custom($this->drug) . "')) and pid = '" . add_escape_custom($this->patient->id) . "' limit 1");
if (!isset($dataRow['id'])) {
//add the record to the medication list
sqlStatement("insert into lists(date,begdate,type,activity,pid,user,groupname,title) values (now(),cast(now() as date),'medication',1,'" . add_escape_custom($this->patient->id) . "','" . add_escape_custom($_SESSION['authUser']) . "','" . add_escape_custom($_SESSION['authProvider']) . "','" . add_escape_custom($this->drug) . "')");
} else {
$dataRow = sqlQuery('update lists set activity = 1'
. " ,user = '" . add_escape_custom($_SESSION['authUser'])
. "', groupname = '" . add_escape_custom($_SESSION['authProvider']) . "' where id = '" . add_escape_custom($dataRow['id']) . "'");
}
} elseif (!$med && isset($dataRow['id'])) {
//remove the drug from the medication list if it exists
$dataRow = sqlQuery('update lists set activity = 0'
. " ,user = '" . add_escape_custom($_SESSION['authUser'])
. "', groupname = '" . add_escape_custom($_SESSION['authProvider']) . "' where id = '" . add_escape_custom($dataRow['id']) . "'");
}
}
function get_medication()
{
return $this->medication;
}
function set_per_refill($pr)
{
if (is_numeric($pr)) {
$this->per_refill = $pr;
}
}
function get_per_refill()
{
return $this->per_refill;
}
function set_patient_id($id)
{
if (is_numeric($id)) {
$this->patient = new Patient($id);
}
}
function get_patient_id()
{
return $this->patient->id;
}
function set_provider_id($id)
{
if (is_numeric($id)) {
$this->provider = new Provider($id);
}
}
function get_provider_id()
{
return $this->provider->id;
}
function set_created_by($id)
{
if (is_numeric($id)) {
$this->created_by = $id;
}
}
function get_created_by()
{
return $this->created_by;
}
function set_updated_by($id)
{
if (is_numeric($id)) {
$this->updated_by = $id;
}
}
function get_updated_by()
{
return $this->updated_by;
}
function set_provider($pobj)
{
if (get_class($pobj) == "provider") {
$this->provider = $pobj;
}
}
function set_pharmacy_id($id)
{
if (is_numeric($id)) {
$this->pharmacy = new Pharmacy($id);
}
}
function get_pharmacy_id()
{
return $this->pharmacy->id;
}
function set_pharmacist_id($id)
{
if (is_numeric($id)) {
$this->pharmacist = new Person($id);
}
}
function get_pharmacist()
{
return $this->pharmacist->id;
}
function get_start_date_y()
{
$ymd = explode("-", $this->start_date);
return $ymd[0];
}
function set_start_date_y($year)
{
if (is_numeric($year)) {
$ymd = explode("-", $this->start_date);
$ymd[0] = $year;
$this->start_date = $ymd[0] . "-" . $ymd[1] . "-" . $ymd[2];
}
}
function get_start_date_m()
{
$ymd = explode("-", $this->start_date);
return $ymd[1];
}
function set_start_date_m($month)
{
if (is_numeric($month)) {
$ymd = explode("-", $this->start_date);
$ymd[1] = $month;
$this->start_date = $ymd[0] . "-" . $ymd[1] . "-" . $ymd[2];
}
}
function get_start_date_d()
{
$ymd = explode("-", $this->start_date);
return $ymd[2];
}
function set_start_date_d($day)
{
if (is_numeric($day)) {
$ymd = explode("-", $this->start_date);
$ymd[2] = $day;
$this->start_date = $ymd[0] . "-" . $ymd[1] . "-" . $ymd[2];
}
}
function get_start_date()
{
return $this->start_date;
}
function set_start_date($date)
{
return $this->start_date = $date;
}
// TajEmo work by CB 2012/05/30 01:56:32 PM added encounter for auto ticking of checkboxes
function set_encounter($enc)
{
return $this->encounter = $enc;
}
function get_date_added()
{
return $this->date_added;
}
function set_date_added($date)
{
return $this->date_added = $date;
}
function set_txDate($txdate)
{
return $this->txDate = $txdate;
}
function get_txDate()
{
return $this->txDate;
}
function get_date_modified()
{
return $this->date_modified;
}
function set_date_modified($date)
{
return $this->date_modified = $date;
}
function get_filled_date()
{
return $this->filled_date;
}
function set_filled_date($date)
{
return $this->filled_date = $date;
}
function set_note($note)
{
$this->note = $note;
}
function get_note()
{
return $this->note;
}
function set_drug($drug)
{
$this->drug = $drug;
}
function get_drug()
{
return $this->drug;
}
function set_ntx($ntx)
{
$this->ntx = $ntx;
}
function get_ntx()
{
return $this->ntx;
}
function set_rxnorm_drugcode($rxnorm_drugcode)
{
$this->rxnorm_drugcode = $rxnorm_drugcode;
}
function get_rxnorm_drugcode()
{
return $this->rxnorm_drugcode;
}
function get_filled_by_id()
{
return $this->pharmacist->id;
}
function set_filled_by_id($id)
{
if (is_numeric($id)) {
return $this->pharmacist->id = $id;
}
}
function set_drug_id($drug_id)
{
$this->drug_id = $drug_id;
}
function get_drug_id()
{
return $this->drug_id;
}
function set_active($active)
{
$this->active = $active;
}
function get_active()
{
return $this->active;
}
function get_prescription_display()
{
$pconfig = $GLOBALS['oer_config']['prescriptions'];
switch ($pconfig['format']) {
case "FL":
return $this->get_prescription_florida_display();
break;
default:
break;
}
$sql = "SELECT * FROM users JOIN facility AS f ON f.name = users.facility where users.id ='" . add_escape_custom($this->provider->id) . "'";
$db = get_db();
$results = $db->Execute($sql);
if (!$results->EOF) {
$string = $results->fields['name'] . "\n"
. $results->fields['street'] . "\n"
. $results->fields['city'] . ", " . $results->fields['state'] . " " . $results->fields['postal_code'] . "\n"
. $results->fields['phone'] . "\n\n";
}
$string .= ""
. "Prescription For:" . "\t" . $this->patient->get_name_display() . "\n"
. "DOB:" . "\t" . $this->patient->get_dob() . "\n"
. "Start Date: " . "\t\t" . $this->start_date . "\n"
. "Provider: " . "\t\t" . $this->provider->get_name_display() . "\n"
. "Provider DEA No.: " . "\t\t" . $this->provider->federal_drug_id . "\n"
. "Drug: " . "\t\t\t" . $this->drug . "\n"
. "Dosage: " . "\t\t" . $this->dosage . " in " . $this->form_array[$this->form] . " form " . $this->interval_array[$this->interval] . "\n"
. "Qty: " . "\t\t\t" . $this->quantity . "\n"
. "Medication Unit: " . "\t" . $this->size . " " . $this->unit_array[$this->unit] . "\n"
. "Substitute: " . "\t\t" . $this->substitute_array[$this->substitute] . "\n";
if ($this->refills > 0) {
$string .= "Refills: " . "\t\t" . $this->refills . ", of quantity: " . $this->per_refill . "\n";
}
$string .= "\n" . "Notes: \n" . $this->note . "\n";
return $string;
}
function get_prescription_florida_display()
{
$db = get_db();
$ntt = new NumberToText($this->quantity);
$ntt2 = new NumberToText($this->per_refill);
$ntt3 = new NumberToText($this->refills);
$string = "";
$gnd = $this->provider->get_name_display();
while (strlen($gnd) < 31) {
$gnd .= " ";
}
$string .= $gnd . $this->provider->federal_drug_id . "\n";
$sql = "SELECT * FROM users JOIN facility AS f ON f.name = users.facility where users.id ='" . add_escape_custom($this->provider->id) . "'";
$results = $db->Execute($sql);
if (!$results->EOF) {
$rfn = $results->fields['name'];
while (strlen($rfn) < 31) {
$rfn .= " ";
}
$string .= $rfn . $this->provider->get_provider_number_default() . "\n"
. $results->fields['street'] . "\n"
. $results->fields['city'] . ", " . $results->fields['state'] . " " . $results->fields['postal_code'] . "\n"
. $results->fields['phone'] . "\n";
}
$string .= "\n";
$string .= strtoupper($this->patient->lname) . ", " . ucfirst($this->patient->fname) . " " . $this->patient->mname . "\n";
$string .= "DOB " . $this->patient->date_of_birth . "\n";
$string .= "\n";
$string .= date("F j, Y", strtotime($this->start_date)) . "\n";
$string .= "\n";
$string .= strtoupper($this->drug) . " " . $this->size . " " . $this->unit_array[$this->unit] . "\n";
if (strlen($this->note) > 0) {
$string .= "Notes: \n" . $this->note . "\n";
}
if (!empty($this->dosage)) {
$string .= $this->dosage;
if (!empty($this->form)) {
$string .= " " . $this->form_array[$this->form];
}
if (!empty($this->interval)) {
$string .= " " . $this->interval_array[$this->interval];
}
if (!empty($this->route)) {
$string .= " " . $this->route_array[$this->route] . "\n";
}
}
if (!empty($this->quantity)) {
$string .= "Disp: " . $this->quantity . " (" . trim(strtoupper($ntt->convert())) . ")" . "\n";
}
$string .= "\n";
$string .= "Refills: " . $this->refills . " (" . trim(strtoupper($ntt3->convert())) . "), Per Refill Disp: " . $this->per_refill . " (" . trim(strtoupper($ntt2->convert())) . ")" . "\n";
$string .= $this->substitute_array[$this->substitute] . "\n";
$string .= "\n";
return $string;
}
static function prescriptions_factory(
$patient_id,
$order_by = "active DESC, date_modified DESC, date_added DESC"
) {
$prescriptions = array();
$p = new Prescription();
$sql = "SELECT id FROM " . escape_table_name($p->_table) . " WHERE patient_id = ? " .
"ORDER BY " . add_escape_custom($order_by);
$results = sqlQ($sql, array($patient_id));
while ($row = sqlFetchArray($results)) {
$prescriptions[] = new Prescription($row['id']);
}
return $prescriptions;
}
function get_dispensation_count()
{
if (empty($this->id)) {
return 0;
}
$refills_row = sqlQuery("SELECT count(*) AS count FROM drug_sales " .
"WHERE prescription_id = ? AND quantity > 0", [$this->id]);
return $refills_row['count'];
}
}// end of Prescription