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[openemr.git] / interface / eRxSOAP.php

<?php

/**
 * interface/eRxSOAP.php Functions for interacting with NewCrop SOAP calls.
 *
 * Copyright (C) 2013-2015 Sam Likins <sam.likins@wsi-services.com>
 *
 * LICENSE: This program 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 3 of the License, or (at your option) any
 * later version.  This program 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 this program.
 * If not, see <http://opensource.org/licenses/gpl-license.php>.
 *
 * @package    OpenEMR
 * @subpackage NewCrop
 * @author     Sam Likins <sam.likins@wsi-services.com>
 * @link       http://www.open-emr.org
 */

class eRxSOAP {

        const ACTION_ALLERGIES          = 'allergies';
        const ACTION_MEDICATIONS        = 'medications';

        const FLAG_PRESCRIPTION_PRESS   = '1';
        const FLAG_PRESCRIPTION_IMPORT  = '2';
        const FLAG_ALLERGY_PRESS                = '3';
        const FLAG_ALLERGY_IMPORT               = '4';

        private $globals;
        private $store;

        private $authUserId;
        private $authUserDetails;
        private $patientId;
        private $soapClient;
        private $soapSettings = array();
        private $siteId;

        /**
         * Repair HTML/XML and return array
         * @param  string        $xml XML for processing
         * @return array|boolean      Array on success, false on failure
         */
        static public function htmlFixXmlToArray($xml) {
                $xmltoarray = new xmltoarray_parser_htmlfix();                                  //create instance of class

                $xmltoarray->xmlparser_setoption(XML_OPTION_SKIP_WHITE, 1);             //set options same as xml_parser_set_option
                $xmltoarray->xmlparser_setoption(XML_OPTION_CASE_FOLDING, 0);

                $xmltoarray->xmlparser_fix_into_struct(base64_decode($xml));    //fixes html values for XML

                $array = $xmltoarray->createArray();                                                    //creates an array with fixed html values

                foreach($array as $key => $value) {
                        $array[$key] = $xmltoarray->fix_html_entities($value);          //returns proper html values
                }

                if(array_key_exists('NewDataSet', $array) && array_key_exists('Table', $array['NewDataSet']))
                        $array = $array['NewDataSet']['Table'];
                else
                        $array = false;

                return $array;
        }

        /**
         * Set Globals for retrieving eRx global configurations
         * @param  object  $globals The eRx Globals object to use for processing
         * @return eRxPage          This object is returned for method chaining
         */
        public function setGlobals($globals) {
                $this->globals = $globals;

                return $this;
        }

        /**
         * Get Globals for retrieving eRx global configurations
         * @return object The eRx Globals object to use for processing
         */
        public function getGlobals() {
                return $this->globals;
        }

        /**
         * Set Store to handle eRx cashed data
         * @param  object  $store The eRx Store object to use for processing
         * @return eRxSOAP        This object is returned for method chaining
         */
        public function setStore($store) {
                $this->store = $store;

                return $this;
        }

        /**
         * Get Store for handling eRx cashed data
         * @return object The eRx Store object to use for processing
         */
        public function getStore() {
                return $this->store;
        }

        /**
         * Get Account Id set for SOAP communications with NewCrop
         * @return string The Account Id sent with SOAP requests to NewCrop
         */
        public function getAccountId() {
                return $this->getGlobals()->getAccountId();
        }

        /**
         * Set SiteId for SOAP communications with NewCrop
         * @param  string  $id The Site Id to send with SOAP requests to NewCrop
         * @return eRxSOAP     This object is returned for method chaining
         */
        public function setSiteId($id) {
                $this->siteId = $id;

                return $this;
        }

        /**
         * Get Site Id set for SOAP communications with NewCrop
         * @return string The Site Id sent with SOAP requests to NewCrop
         */
        public function getSiteId() {
                if(null === $this->siteId)
                        $this->siteId = $this->getStore()
                                ->selectFederalEin();

                return $this->siteId;
        }

        /**
         * Get the authenticated users ID and NPI
         * @return array The users ID and NPI
         */
        public function getAuthUserDetails() {
                if(null === $this->authUserDetails)
                        $this->authUserDetails = $this->getStore()
                                ->getUserById($this->getAuthUserId());

                return $this->authUserDetails;
        }

        /**
         * Set the Id of the authenticated user
         * @param  integer $user The Id for the authenticated user
         * @return eRxSOAP       This object is returned for method chaining
         */
        public function setAuthUserId($user) {
                $this->authUserId = $user;

                return $this;
        }

        /**
         * Get the Id of the authenticated user
         * @return integer The Id of the authenticated user
         */
        public function getAuthUserId() {
                return $this->authUserId;
        }

        /**
         * Set the Id of the current patient
         * @param  integer $id The Id of the current patient
         * @return eRxSOAP     This object is returned for method chaining
         */
        public function setPatientId($id) {
                $this->patientId = (integer) $id;

                return $this;
        }

        /**
         * Get the Id of the current patient
         * @return integer The Id of the current patient
         */
        public function getPatientId() {
                return $this->patientId;
        }

        /**
         * Generate and set a new SOAP client with provided Path Id
         * @param  integer    $pathId Id for NewCrop eRx SOAP path: index [0 = Update, 1 = Patient]
         * @return SoapClient         Soap Client
         */
        public function initializeSoapClient($pathId) {
                $paths = $this->getGlobals()->getSoapPaths();

                return $this->setSoapClient(new SoapClient($paths[(integer) $pathId]));
        }

        /**
         * Set SOAP client for communication with NewCrop
         * @param  SoapClient $client SOAP client for communication with NewCrop
         * @return eRxSOAP            This object is returned for method chaining
         */
        public function setSoapClient(SoapClient $client) {
                $this->soapClient = $client;

                return $this;
        }

        /**
         * Get SOAP client for communication with NewCrop
         * @return SoapClient SOAP client for communication with NewCrop
         */
        public function getSoapClient() {
                return $this->soapClient;
        }

        /**
         * Set SOAP call settings for calls to NewCrop
         * @param  array   $settings [optional] Setting to send with SOAP call to NewCrop
         * @return eRxSOAP           This object is returned for method chaining
         */
        public function setSoapSettings($settings = array()) {
                $this->soapSettings = (array) $settings;

                return $this;
        }

        /**
         * Get SOAP call settings for calls to NewCrop
         * @return array Settings to send with SOAP call to NewCrop
         */
        public function &getSoapSettings() {
                return $this->soapSettings;
        }

        /**
         * Get TTL for provided SOAP process
         * @param  string         $process SOAP process to retrieve TTL for
         * @return number|boolean          Number on success, false on failure
         */
        public function getTTL($process) {
                switch ($process) {
                        case self::ACTION_ALLERGIES:
                                $return = $this->getGlobals()->getTTLSoapAllergies();
                        case self::ACTION_MEDICATIONS:
                                $return = $this->getGlobals()->getTTLSoapMedications();
                        default:
                                $return = false;
                }

                return $return;
        }

        /**
         * Check if TTL of current patient has elapsed for provided SOAP process
         * @param  string  $process SOAP process to check against for elapsed TTL of current patient
         * @return boolean          True if TTL of current patient has elapsed for provided SOAP process, otherwise false
         */
        public function elapsedTTL($process) {
                $ttl = $this->getTTL($process);
                if(false === $ttl || 0 == $ttl)
                        return true;

                $soap = $this->getStore()->getLastSOAP($process, $this->getPatientId());
                if(false === $soap)
                        return true;

                return strtotime('-'.$ttl.' seconds') >= strtotime($soap);
        }

        /**
         * Update provided SOAP process TTL timestamp of current patient
         * @param  string  $process SOAP process to update TTL of current patient
         * @return eRxSOAP          This object is returned for method chaining
         */
        public function updateTTL($process) {
                $this->getStore()->setLastSOAP($process, $this->getPatientId());

                return $this;
        }

        /**
         * Check if import status of current patient is set to provided SOAP process(es)
         * @param  string|array $status SOAP process to check against import status of current patient, optionally an array of SOAP processes can be substituted
         * @return boolean              True if import status of current patient is set to provided SOAP process(es), otherwise false
         */
        public function checkPatientImportStatus($status) {
                $currentStatus = $this->getStore()
                        ->getPatientImportStatusByPatientId(
                                $this->getPatientId()
                        );

                if(is_array($status))
                        $return = in_array($currentStatus, $status);
                else
                        $return = ($currentStatus == $status);

                return $return;
        }

        /**
         * [updatePatientImportStatus description]
         * @param  string  $status SOAP process to update import status of current patient
         * @return eRxSOAP         This object is returned for method chaining
         */
        public function updatePatientImportStatus($status) {
                $this->getStore()
                        ->updatePatientImportStatusByPatientId(
                                $this->getPatientId(),
                                $status
                        );

                return $this;
        }

        /**
         * Initialize SOAP settings with the credentials currently set
         * @return eRxSOAP This object is returned for method chaining
         */
        public function initializeCredentials() {
                $credentials = $this->getGlobals()->getCredentials();

                $this->soapSettings['credentials'] = array(
                        'PartnerName'   => $credentials['0'],
                        'Name'                  => $credentials['1'],
                        'Password'              => $credentials['2'],
                );

                return $this;
        }

        /**
         * Initialize SOAP settings with the NewCrop account and site Ids
         * @return eRxSOAP This object is returned for method chaining
         */
        public function initializeAccountRequest() {
                $this->soapSettings['accountRequest'] = array(
                        'AccountId'     => $this->getGlobals()->getAccountId(),
                        'SiteId'        => $this->getSiteId(),
                );

                return $this;
        }

        /**
         * Initialize SOAP settings with patient information
         * @return eRxSOAP This object is returned for method chaining
         */
        public function initializePatientInformationRequester() {
                $userDetails = $this->getAuthUserDetails();

                $this->soapSettings['patientInformationRequester'] = array(
                        'UserId'        => $userDetails['id'],
                        'UserType'      => 'D',
                );

                return $this;
        }

        /**
         * Get account status information for current patient
         * @return object SOAP client response from NewCrop call
         */
        public function getAccountStatus() {
                $this->setSoapSettings()
                        ->initializeCredentials()
                        ->initializeAccountRequest();

                $userDetails = $this->getAuthUserDetails();

                $this->soapSettings['locationId'] = $this->getPatientId();
                $this->soapSettings['userId'] = $userDetails['npi'];
                $this->soapSettings['userType'] = 'P';

                $this->initializeSoapClient(1);

                return $this->getSoapClient()
                        ->GetAccountStatus($this->soapSettings);
        }

        /**
         * Get allergy history for current patient
         * @return object SOAP client response from NewCrop call
         */
        public function getPatientAllergyHistoryV3() {
                $this->setSoapSettings()
                        ->initializeCredentials()
                        ->initializeAccountRequest()
                        ->initializePatientInformationRequester();

                $this->soapSettings['patientRequest']['PatientId'] = $this->getPatientId();

                $this->initializeSoapClient(0);

                return $this->getSoapClient()
                        ->GetPatientAllergyHistoryV3($this->soapSettings);
        }

        /**
         * Get full medication history for current patient
         * @return object SOAP client response from NewCrop call
         */
        public function getPatientFullMedicationHistory6() {
                $this->setSoapSettings()
                        ->initializeCredentials()
                        ->initializeAccountRequest()
                        ->initializePatientInformationRequester();

                $this->soapSettings['patientRequest']['PatientId'] = $this->getPatientId();

                $this->soapSettings['prescriptionHistoryRequest'] = array(
                        'StartHistory'                          => '2011-01-01T00:00:00.000',
                        'EndHistory'                            => date('Y-m-d').'T23:59:59.000',
                        'PrescriptionStatus'            => 'C',
                        'PrescriptionSubStatus'         => '%',
                        'PrescriptionArchiveStatus'     => 'N',
                );

                $this->soapSettings['patientIdType'] = '';
                $this->soapSettings['includeSchema'] = '';

                $this->initializeSoapClient(0);

                return $this->getSoapClient()
                        ->GetPatientFullMedicationHistory6($this->soapSettings);
        }

        /**
         * Get free form allergy history for current patient
         * @return object SOAP client response from NewCrop call
         */
        public function getPatientFreeFormAllergyHistory() {
                $this->setSoapSettings()
                        ->initializeCredentials()
                        ->initializeAccountRequest()
                        ->initializePatientInformationRequester();

                $this->soapSettings['patientRequest']['PatientId'] = $this->getPatientId();

                $client = $this->initializeSoapClient(0);

                return $this->getSoapClient()
                        ->GetPatientFreeFormAllergyHistory($this->soapSettings);
        }

        /**
         * Insert list option if missing and return the associated option Id
         * @param  string $listId Id of list to reference
         * @param  string $title  Title text to find
         * @return string         Option Id of selected list item
         */
        public function insertMissingListOptions($listId, $title) {
                $store = $this->getStore();

                $optionId = $store->selectOptionIdByTitle($listId, $title);

                if(false === $optionId) {
                        $optionId = 1 + $store->selectOptionIdsByListId($listId);

                        $store->insertListOptions($listId, $optionId, $title);
                }

                return $optionId;
        }

        /**
         * Trigger Allergy History SOAP call to NewCrop for current patient and update local cached data
         * @return integer Count of newly cached records
         */
        public function insertUpdateAllergies() {
                $store = $this->getStore();

                $insertedRows = 0;

                $allergyArray = self::htmlFixXmlToArray(
                        $this->getPatientAllergyHistoryV3()
                                ->GetPatientAllergyHistoryV3Result
                                ->XmlResponse
                );

                if(is_array($allergyArray)) {
                        foreach($allergyArray as $allergy) {
                                $optionId = $this->insertMissingListOptions(
                                        'outcome',
                                        $allergy['AllergySeverityName']
                                );

                                $allergySource = $store->selectAllergyErxSourceByPatientIdName(
                                        $this->getPatientId(),
                                        $allergy['AllergyName']
                                );


                                if(false === $allergySource) {
                                        $store->insertAllergy(
                                                $allergy['AllergyName'],
                                                $allergy['AllergyId'],
                                                $this->getPatientId(),
                                                $this->getAuthUserId(),
                                                $optionId
                                        );

                                        ++$insertedRows;
                                } elseif(0 == $allergySource) {
                                        $store->updateAllergyOutcomeExternalIdByPatientIdName(
                                                $optionId,
                                                $allergy['AllergyId'],
                                                $this->getPatientId(),
                                                $allergy['AllergyName']
                                        );
                                } else {
                                        $store->updateAllergyOutcomeByPatientIdExternalIdName(
                                                $optionId,
                                                $this->getPatientId(),
                                                $allergy['AllergyId'],
                                                $allergy['AllergyName']
                                        );
                                }
                        }

                        $this->updatePatientAllergyEndDate($allergyArray);
                }

                return $insertedRows;
        }

        /**
         * Iterate through provided list of allergies and update records with end dates
         * @param  array   $allergyArray List of allergies
         * @return eRxSOAP               This object is returned for method chaining
         */
        public function updatePatientAllergyEndDate($allergyArray) {
                $store = $this->getStore();
                $patientId = $this->getPatientId();

                $resource = $store->selectActiveAllergiesByPatientId($patientId);

                while($row = sqlFetchArray($resource)) {
                        $noMatch = true;

                        foreach($allergyArray as $allergy) {
                                if(array_key_exists('AllergyName', $allergy) && $allergy['AllergyName'] == $row['title']) {
                                        $noMatch = false;
                                        break;
                                }
                        }

                        if($noMatch)
                                $store->updateAllergyEndDateByPatientIdListId(
                                        $patientId,
                                        $row['id']
                                );
                }

                return $this;
        }

        /**
         * Update eRx uploaded status for current patient allergies
         * @return boolean True on success, false on failure
         */
        public function updateUploadedErx() {
                $patientFreeFormAllergyHistory = $this
                        ->getPatientFreeFormAllergyHistory()
                        ->GetPatientFreeFormAllergyHistoryResult;

                if(0 < $patientFreeFormAllergyHistory->result->RowCount) {
                        $response = $patientFreeFormAllergyHistory
                                ->patientFreeFormAllergyExtendedDetail
                                ->PatientFreeFormAllergyExtendedDetail;

                        if(!is_array($response))
                                $response = array($response);

                        foreach($response as $response) {
                                $this->getStore()
                                        ->updateErxUploadedByListId($response->ExternalId);
                        }
                }

                return isset($response);
        }

        /**
         * Insert or update medications for current patient
         * @return integer Count of newly cached records
         */
        public function insertUpdateMedications() {
                $store = $this->getStore();

                $insertedRows = 0;

                $medArray = self::htmlFixXmlToArray(
                        $this->getPatientFullMedicationHistory6()
                                ->GetPatientFullMedicationHistory6Result
                                ->XmlResponse
                );

                $store->updatePrescriptionsActiveByPatientId($this->getPatientId());

                if(is_array($medArray)) {
                        foreach($medArray as $med) {
                                if($med['DosageForm']) {
                                        $optionIdDosageForm = $this->insertMissingListOptions(
                                                'drug_form',
                                                $med['DosageForm']
                                        );
                                } else {
                                        $optionIdDosageForm = null;
                                }

                                if($med['Route']) {
                                        $optionIdRoute = $this->insertMissingListOptions(
                                                'drug_route',
                                                $med['Route']
                                        );
                                } else {
                                        $optionIdRoute = null;
                                }

                                if($med['StrengthUOM']) {
                                        $optionIdStrengthUOM = $this->insertMissingListOptions(
                                                'drug_units',
                                                $med['StrengthUOM']
                                        );
                                } else {
                                        $optionIdStrengthUOM = null;
                                }

                                if($med['DosageFrequencyDescription']) {
                                        $optionIdFrequencyDescription = $this->insertMissingListOptions(
                                                'drug_interval',
                                                $med['DosageFrequencyDescription']
                                        );
                                } else {
                                        $optionIdFrequencyDescription = null;
                                }

                                $providerId = $store->selectUserIdByUserName($med['ExternalPhysicianID']);

                                $check = $store->selectPrescriptionIdByGuidPatientId(
                                        $med['PrescriptionGuid'],
                                        $med['ExternalPatientID']
                                );

                                $prescriptionId = '';

                                if(0 == sqlNumRows($check)) {
                                        $prescriptionId = $store->insertPrescriptions(
                                                $med,
                                                $encounter,
                                                $providerId,
                                                $this->getAuthUserId(),
                                                $optionIdDosageForm,
                                                $optionIdRoute,
                                                $optionIdStrengthUOM,
                                                $optionIdFrequencyDescription
                                        );

                                        ++$insertedRows;

                                        setListTouch($this->getPatientId(), 'prescription_erx');
                                } else {
                                        $store->updatePrescriptions(
                                                $med,
                                                $providerId,
                                                $this->getAuthUserId(),
                                                $optionIdDosageForm,
                                                $optionIdRoute,
                                                $optionIdStrengthUOM,
                                                $optionIdFrequencyDescription
                                        );
                                }

                                $result = sqlFetchArray($check);
                                if($result['id'])
                                        $prescriptionId = $result['id'];

                                processAmcCall(
                                        'e_prescribe_amc',
                                        true,
                                        'add',
                                        $med['ExternalPatientID'],
                                        'prescriptions',
                                        $prescriptionId
                                );
                        }
                }

                return $insertedRows;
        }

}