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[openemr.git] / interface / eRxSOAP.php

<?php

/**
 * interface/eRxSOAP.php Functions for interacting with NewCrop SOAP calls.
 *
 * @package   OpenEMR
 * @link      http://www.open-emr.org
 * @author    Sam Likins <sam.likins@wsi-services.com>
 * @copyright Copyright (c) 2015 Sam Likins <sam.likins@wsi-services.com>
 * @license   https://github.com/openemr/openemr/blob/master/LICENSE GNU General Public License 3
 */


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;

    protected static function fixHtmlEntities($array, $xmltoarray)
    {
        $encoded = json_encode($array);
        $fixed = $xmltoarray->fix_html_entities($encoded);
        return json_decode($fixed, true);
    }

    /**
     * Repair HTML/XML and return array
     * @param  string        $xml XML for processing
     * @return array|boolean      Array on success, false on failure
     */
    public static function htmlFixXmlToArray($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

        $array = self::fixHtmlEntities($array, $xmltoarray);

        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 = (int) $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[(int) $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();
                break;
            case self::ACTION_MEDICATIONS:
                $return = $this->getGlobals()->getTTLSoapMedications();
                break;
            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'];
                }

                // Making sure only transmitted prescriptions entry added into amc_misc_data for eRx Numerator
                if (!empty($med['PharmacyNCPDP'])) {
                    processAmcCall(
                        'e_prescribe_amc',
                        true,
                        'add',
                        $med['ExternalPatientID'],
                        'prescriptions',
                        $prescriptionId
                    );
                }

                if ($med['FormularyChecked'] === 'true') {
                    processAmcCall('e_prescribe_chk_formulary_amc', true, 'add', $med['ExternalPatientID'], 'prescriptions', $prescriptionId);
                }
            }
        }

        return $insertedRows;
    }
}