controllers/C_Prescription.class.php

   1 <?php
   2
   3 require_once($GLOBALS['fileroot'] . "/library/classes/Controller.class.php");
   4 require_once($GLOBALS['fileroot'] . "/library/classes/Prescription.class.php");
   5 require_once($GLOBALS['fileroot'] . "/library/classes/Provider.class.php");
   6 require_once($GLOBALS['fileroot'] . "/library/classes/RXList.class.php");
   7
   8 class C_Prescription extends Controller {
   9
  10         var $template_mod;
  11         var $pconfig;
  12
  13         function C_Prescription($template_mod = "general") {
  14                 parent::Controller();
  15
  16                 $this->template_mod = $template_mod;
  17                 $this->assign("FORM_ACTION", $GLOBALS['webroot']."/controller.php?" . $_SERVER['QUERY_STRING']);
  18                 $this->assign("TOP_ACTION", $GLOBALS['webroot']."/controller.php?" . "prescription" . "&");
  19                 $this->assign("STYLE", $GLOBALS['style']);
  20                 $this->assign("WEIGHT_LOSS_CLINIC", $GLOBALS['weight_loss_clinic']);
  21                 $this->assign("SIMPLIFIED_PRESCRIPTIONS", $GLOBALS['simplified_prescriptions']);
  22                 $this->pconfig = $GLOBALS['oer_config']['prescriptions'];
  23
  24                 if ($GLOBALS['inhouse_pharmacy']) {
  25                         // Make an array of drug IDs and selectors for the template.
  26                         $drug_array_values = array(0);
  27                         $drug_array_output = array("-- or select from inventory --");
  28                         $drug_attributes = '';
  29
  30                         // $res = sqlStatement("SELECT * FROM drugs ORDER BY selector");
  31
  32                         $res = sqlStatement("SELECT d.name, d.ndc_number, d.form, d.size, " .
  33                                 "d.unit, d.route, d.substitute, t.drug_id, t.selector, t.dosage, " .
  34                                 "t.period, t.quantity, t.refills " .
  35                                 "FROM drug_templates AS t, drugs AS d WHERE " .
  36                                 "d.drug_id = t.drug_id ORDER BY t.selector");
  37
  38                         while ($row = sqlFetchArray($res)) {
  39                                 $tmp_output = $row['selector'];
  40                                 if ($row['ndc_number']) {
  41                                         $tmp_output .= ' [' . $row['ndc_number'] . ']';
  42                                 }
  43                                 $drug_array_values[] = $row['drug_id'];
  44                                 $drug_array_output[] = $tmp_output;
  45                                 if ($drug_attributes) $drug_attributes .= ',';
  46                                 $drug_attributes .=    "['"  .
  47                                         $row['name']       . "',"  . //  0
  48                                         $row['form']       . ",'"  . //  1
  49                                         $row['dosage']     . "',"  . //  2
  50                                         $row['size']       . ","   . //  3
  51                                         $row['unit']       . ","   . //  4
  52                                         $row['route']      . ","   . //  5
  53                                         $row['period']     . ","   . //  6
  54                                         $row['substitute'] . ","   . //  7
  55                                         $row['quantity']   . ","   . //  8
  56                                         $row['refills']    . ","   . //  9
  57                                         $row['quantity']   . "]";    // 10 quantity per_refill
  58                         }
  59                         $this->assign("DRUG_ARRAY_VALUES", $drug_array_values);
  60                         $this->assign("DRUG_ARRAY_OUTPUT", $drug_array_output);
  61                         $this->assign("DRUG_ATTRIBUTES", $drug_attributes);
  62                 }
  63         }
  64
  65         function default_action() {
  66                 $this->assign("prescription",$this->prescriptions[0]);
  67                 $this->display($GLOBALS['template_dir'] . "prescription/" . $this->template_mod . "_edit.html");
  68         }
  69
  70         function edit_action($id = "",$patient_id="",$p_obj = null) {
  71
  72                 if ($p_obj != null && get_class($p_obj) == "prescription") {
  73                         $this->prescriptions[0] = $p_obj;
  74                 }
  75                 elseif (get_class($this->prescriptions[0]) != "prescription" ) {
  76                         $this->prescriptions[0] = new Prescription($id);
  77                 }
  78
  79                 if (!empty($patient_id)) {
  80                         $this->prescriptions[0]->set_patient_id($patient_id);
  81                 }
  82
  83                 // If quantity to dispense is not already set from a POST, set its
  84                 // default value.
  85                 if (! $this->get_template_vars('DISP_QUANTITY')) {
  86                         $this->assign('DISP_QUANTITY', $this->prescriptions[0]->quantity);
  87                 }
  88
  89                 $this->default_action();
  90         }
  91
  92         function list_action($id,$sort = "") {
  93                 if (empty($id)) {
  94                         $this->function_argument_error();
  95                         exit;
  96                 }
  97                 if (!empty($sort)) {
  98                         $this->assign("prescriptions", Prescription::prescriptions_factory($id,$sort));
  99                 }
 100                 else {
 101                         $this->assign("prescriptions", Prescription::prescriptions_factory($id));
 102                 }
 103                 //print_r(Prescription::prescriptions_factory($id));
 104                 $this->display($GLOBALS['template_dir'] . "prescription/" . $this->template_mod . "_list.html");
 105         }
 106
 107         function block_action($id,$sort = "") {
 108                 if (empty($id)) {
 109                         $this->function_argument_error();
 110                         exit;
 111                 }
 112                 if (!empty($sort)) {
 113                         $this->assign("prescriptions", Prescription::prescriptions_factory($id,$sort));
 114                 }
 115                 else {
 116                         $this->assign("prescriptions", Prescription::prescriptions_factory($id));
 117                 }
 118                 //print_r(Prescription::prescriptions_factory($id));
 119                 $this->display($GLOBALS['template_dir'] . "prescription/" . $this->template_mod . "_block.html");
 120         }
 121
 122         function lookup_action() {
 123                 $this->do_lookup();
 124                 $this->display($GLOBALS['template_dir'] . "prescription/" . $this->template_mod . "_lookup.html");
 125         }
 126
 127         function edit_action_process() {
 128                 if ($_POST['process'] != "true")
 129                         return;
 130                 //print_r($_POST);
 131
 132                 $this->prescriptions[0] = new Prescription($_POST['id']);
 133                 parent::populate_object($this->prescriptions[0]);
 134                 //echo $this->prescriptions[0]->toString(true);
 135                 $this->prescriptions[0]->persist();
 136                 $_POST['process'] = "";
 137
 138                 // If the "Prescribe and Dispense" button was clicked, then
 139                 // redisplay as in edit_action() but also replicate the fee and
 140                 // include a piece of javascript to call dispense().
 141                 //
 142                 if ($_POST['disp_button']) {
 143                         $this->assign("DISP_QUANTITY", $_POST['disp_quantity']);
 144                         $this->assign("DISP_FEE", $_POST['disp_fee']);
 145                         $this->assign("ENDING_JAVASCRIPT", "dispense();");
 146                         $this->_state = false;
 147                         return $this->edit_action($this->prescriptions[0]->id);
 148                 }
 149
 150                 return $this->send_action($this->prescriptions[0]->id);
 151         }
 152
 153         function send_action($id) {
 154                 $_POST['process'] = "true";
 155                 if(empty($id)) {
 156                         $this->function_argument_error();
 157                 }
 158
 159                 $rx = new Prescription($id);
 160                 // Populate pharmacy info if the patient has a default pharmacy.
 161                 // Probably the Prescription object should handle this instead, but
 162                 // doing it there will require more careful research and testing.
 163                 $prow = sqlQuery("SELECT pt.pharmacy_id FROM prescriptions AS rx, " .
 164                         "patient_data AS pt WHERE rx.id = '$id' AND pt.pid = rx.patient_id");
 165                 if ($prow['pharmacy_id']) {
 166                         $rx->pharmacy->set_id($prow['pharmacy_id']);
 167                         $rx->pharmacy->populate();
 168                 }
 169                 $this->assign("prescription", $rx);
 170
 171                 $this->_state = false;
 172                 return $this->fetch($GLOBALS['template_dir'] . "prescription/" .
 173                         $this->template_mod . "_send.html");
 174         }
 175
 176         function multiprint_header(& $pdf, $p) {
 177                 //print header
 178                 $pdf->ezImage($GLOBALS['fileroot'] . '/interface/pic/Rx.png','','50','','center','');
 179                 $pdf->ezColumnsStart(array('num'=>2, 'gap'=>10));
 180                 $res = sqlQuery("SELECT concat('<b>',f.name,'</b>\n',f.street,'\n',f.city,', ',f.state,' ',f.postal_code,'\nTel:',f.phone,if(f.fax != '',concat('\nFax: ',f.fax),'')) addr FROM users JOIN facility AS f ON f.name = users.facility where users.id ='"
 181                       . mysql_real_escape_string($p->provider->id) . "'");
 182
 183                 $pdf->ezText($res['addr'],12);
 184                 $my_y = $pdf->y;
 185                 $pdf->ezNewPage();
 186                 $pdf->ezText('<b>' . $p->provider->get_name_display() . '</b>',12);
 187                 $pdf->ezText('<b>DEA:</b>' . $p->provider->federal_drug_id,12);
 188                 $pdf->ezColumnsStop();
 189                 if ($my_y < $pdf->y){
 190                         $pdf->ezSetY($my_y);
 191                 }
 192                 $pdf->ezText('',10);
 193                 $pdf->setLineStyle(1);
 194                 $pdf->ezColumnsStart(array('num'=>2));
 195                 $pdf->line($pdf->ez['leftMargin'],$pdf->y,$pdf->ez['pageWidth']-$pdf->ez['rightMargin'],$pdf->y);
 196                 $pdf->ezText('<b>Patient Name & Address</b>',6);
 197                 $pdf->ezText($p->patient->get_name_display(),10);
 198                 $res = sqlQuery("SELECT  concat(street,'\n',city,', ',state,' ',postal_code,'\n',if(phone_home!='',phone_home,if(phone_cell!='',phone_cell,if(phone_biz!='',phone_biz,'')))) addr from patient_data where pid =". mysql_real_escape_string ($p->patient->id));
 199                 $pdf->ezText($res['addr']);
 200                 $my_y = $pdf->y;
 201                 $pdf->ezNewPage();
 202                 $pdf->line($pdf->ez['leftMargin'],$pdf->y,$pdf->ez['pageWidth']-$pdf->ez['rightMargin'],$pdf->y);
 203                 $pdf->ezText('<b>Date of Birth</b>',6);
 204                 $pdf->ezText($p->patient->date_of_birth,10);
 205                 $pdf->ezText('');
 206                 $pdf->line($pdf->ez['leftMargin'],$pdf->y,$pdf->ez['pageWidth']-$pdf->ez['rightMargin'],$pdf->y);
 207                 $pdf->ezText('<b>Medical Record #</b>',6);
 208                 $pdf->ezText(str_pad($p->patient->get_id(), 10, "0", STR_PAD_LEFT),10);
 209                 $pdf->ezColumnsStop();
 210                 if ($my_y < $pdf->y){
 211                         $pdf->ezSetY($my_y);
 212                 }
 213                 $pdf->ezText('');
 214                 $pdf->line($pdf->ez['leftMargin'],$pdf->y,$pdf->ez['pageWidth']-$pdf->ez['rightMargin'],$pdf->y);
 215
 216                 $pdf->ezText('<b>Prescriptions</b>',6);
 217                 $pdf->ezText('',10);
 218         }
 219
 220         function multiprint_footer(& $pdf){
 221                 if($this->pconfig['use_signature'] == true ) {
 222                         $pdf->ezImage($this->pconfig['signature'],"","","none","left");
 223                 }
 224                 else{
 225                   $pdf->ezText("\n\n\n\nSignature:________________________________\nDate: " . date('Y-m-d'),12);
 226                 }
 227         }
 228
 229         function get_prescription_body_text($p) {
 230                 $body = '<b>Rx: ' . $p->get_drug() . ' ' . $p->get_size() . ' ' . $p->get_unit_display();
 231                 if ($p->get_form()) $body .= ' [' . $p->form_array[$p->get_form()] . "]";
 232                 $body .= "</b>     <i>"
 233                   . $p->substitute_array[$p->get_substitute()] . "</i>\n"
 234                   . '<b>Disp #:</b> <u>' . $p->get_quantity() . "</u>\n"
 235                   . '<b>Sig:</b> ' . $p->get_dosage() . ' ' . $p->form_array[$p->get_form()] .' '
 236                   . $p->route_array[$p->get_route()] . ' ' . $p->interval_array[$p->get_interval()] .  "\n";
 237                 if ($p->get_refills() > 0) {
 238                         $body .= "\n<b>Refills:</b> <u>" .  $p->get_refills() . " of quantity " . $p->get_per_refill() . "</u>\n";
 239                 }
 240                 else {
 241                         $body .= "\n<b>Refills:</b> <u>0 (Zero)</u>\n";
 242                 }
 243                 $note = $p->get_note();
 244                 if ($note != '') {
 245                         $body .= "\n$note\n";
 246                 }
 247                 return $body;
 248         }
 249
 250         function multiprint_body(& $pdf, $p){
 251                 $pdf->ez['leftMargin'] += $pdf->ez['leftMargin'];
 252                 $pdf->ez['rightMargin'] += $pdf->ez['rightMargin'];
 253                 $d = $this->get_prescription_body_text($p);
 254
 255                 if ( $pdf->ezText($d,10,array(),1) ) {
 256                         $pdf->ez['leftMargin'] -= $pdf->ez['leftMargin'];
 257                         $pdf->ez['rightMargin'] -= $pdf->ez['rightMargin'];
 258                         $this->multiprint_footer($pdf, $p);
 259                         $pdf->ezNewPage();
 260                         $this->multiprint_header($pdf, $p);
 261                         $pdf->ez['leftMargin'] += $pdf->ez['leftMargin'];
 262                         $pdf->ez['rightMargin'] += $pdf->ez['rightMargin'];
 263                 }
 264                 $my_y = $pdf->y;
 265                 $pdf->ezText($d,10);
 266                 $pdf->setColor(.9,.9,.9);
 267                 $pdf->filledRectangle($pdf->ez['leftMargin'],$pdf->y,$pdf->ez['pageWidth']-$pdf->ez['rightMargin']-$pdf->ez['leftMargin'],$my_y - $pdf->y);
 268                 $pdf->setColor(0,0,0);
 269                 $pdf->ezSetY($my_y);
 270                 $pdf->ezText($d,10);
 271                 $pdf->ez['leftMargin'] = $GLOBALS['oer_config']['prescriptions']['left'];
 272                 $pdf->ez['rightMargin'] = $GLOBALS['oer_config']['prescriptions']['right'];
 273                 $pdf->ezText('');
 274                 $pdf->line($pdf->ez['leftMargin'],$pdf->y,$pdf->ez['pageWidth']-$pdf->ez['rightMargin'],$pdf->y);
 275                 $pdf->ezText('');
 276
 277         }
 278
 279         function multiprint_action($id = "") {
 280                 $_POST['process'] = "true";
 281                 if(empty($id)) {
 282                         $this->function_argument_error();
 283                 }
 284                 require_once ($GLOBALS['fileroot'] . "/library/classes/class.ezpdf.php");
 285                 $pdf =& new Cezpdf($GLOBALS['oer_config']['prescriptions']['paper_size']);
 286                 $pdf->ezSetMargins($GLOBALS['oer_config']['prescriptions']['top']
 287                       ,$GLOBALS['oer_config']['prescriptions']['bottom']
 288                                   ,$GLOBALS['oer_config']['prescriptions']['left']
 289                       ,$GLOBALS['oer_config']['prescriptions']['right']
 290                       );
 291                 $pdf->selectFont($GLOBALS['fileroot'] . "/library/fonts/Helvetica.afm");
 292
 293
 294                 $print_header = true;
 295
 296                 //print prescriptions body
 297                 $this->_state = false; // Added by Rod - see Controller.class.php
 298                 $ids = preg_split('/::/', substr($id,1,strlen($id) - 2), -1, PREG_SPLIT_NO_EMPTY);
 299                 foreach ($ids as $id) {
 300                         $p = new Prescription($id);
 301                         if ($print_header == true) {
 302                                 $this->multiprint_header($pdf, $p);
 303                                 $print_header = false;
 304                         }
 305                         $this->multiprint_body($pdf, $p);
 306                 }
 307
 308                 $this->multiprint_footer($pdf);
 309
 310                 $pdf->ezStream();
 311                 return;
 312         }
 313
 314         function send_action_process($id) {
 315                 $dummy = ""; // Added by Rod to avoid run-time warnings
 316                 if ($_POST['process'] != "true")
 317                         return;
 318                 if(empty($id)) {
 319                         $this->function_argument_error();
 320                 }
 321                 $p = new Prescription($id);
 322                 switch ($_POST['submit']) {
 323
 324                 case "Print":
 325                                 // The following statement added by Rod.
 326                                 // Looking at Controller.class.php, it appears that _state is set to false
 327                                 // to indicate that no further HTML is to be generated.
 328                                 $this->_state = false; // Added by Rod - see Controller.class.php
 329                                 return $this->_print_prescription($p, $dummy);
 330                                 break;
 331                 case "Email":
 332                                 return $this->_email_prescription($p,$_POST['email_to']);
 333                                 break;
 334                 case "Fax":
 335                                 //this is intended to be the hook for the hylafax code we already have that hasn't worked its way into the tree yet.
 336                                 //$this->assign("process_result","No fax server is currently setup.");
 337                                 return $this->_fax_prescription($p,$_POST['fax_to']);
 338                                 break;
 339                 case "Auto Send":
 340                                 $pharmacy_id = $_POST['pharmacy_id'];
 341                                 //echo "auto sending to : " . $_POST['pharmacy_id'];
 342                                 $phar = new Pharmacy($_POST['pharmacy_id']);
 343                                 //print_r($phar);
 344                                 if ($phar->get_transmit_method() == TRANSMIT_PRINT) {
 345                                         return $this->_print_prescription($p, $dummy);
 346                                 }
 347                                 elseif ($phar->get_transmit_method() == TRANSMIT_EMAIL) {
 348                                         $email = $phar->get_email();
 349                                         if (!empty($email)) {
 350                                                 return $this->_email_prescription($p,$phar->get_email());
 351                                         }
 352                                         //else print it
 353                                 }
 354                                 elseif ($phar->get_transmit_method() == TRANSMIT_FAX) {
 355                                         $faxNum= $phar->get_fax();
 356                                         if(!empty($faxNum)) {
 357                                                 Return $this->_fax_prescription ($p,$faxNum);
 358                                         }
 359                                         // return $this->assign("process_result","No fax server is currently setup.");
 360                                         // else default is printing,
 361                                 }
 362                                 else {
 363                                         //the pharmacy has no default or default is print
 364                                         return $this->_print_prescription($p, $dummy);
 365                                 }
 366                                 break;
 367                 }
 368
 369                 return;
 370
 371         }
 372
 373         function _print_prescription($p, & $toFile) {
 374
 375                 require_once ($GLOBALS['fileroot'] . "/library/classes/class.ezpdf.php");
 376                 $pdf =& new Cezpdf($GLOBALS['oer_config']['prescriptions']['paper_size']);
 377                 $pdf->ezSetMargins($GLOBALS['oer_config']['prescriptions']['top']
 378                       ,$GLOBALS['oer_config']['prescriptions']['bottom']
 379                                   ,$GLOBALS['oer_config']['prescriptions']['left']
 380                       ,$GLOBALS['oer_config']['prescriptions']['right']
 381                       );
 382
 383                 $pdf->selectFont($GLOBALS['fileroot'] . "/library/fonts/Helvetica.afm");
 384
 385                 $this->multiprint_header($pdf, $p);
 386
 387                 $this->multiprint_body($pdf, $p);
 388
 389                 $this->multiprint_footer($pdf);
 390
 391                 if(!empty($toFile))
 392                 {
 393                         $toFile = $pdf->ezOutput();
 394                 }
 395                 else
 396                 {
 397                         $pdf->ezStream();
 398                         // $pdf->ezStream(array('compress' => 0)); // for testing with uncompressed output
 399                 }
 400                 return;
 401         }
 402
 403         function _print_prescription_old($p, & $toFile) {
 404
 405                 require_once ($GLOBALS['fileroot'] . "/library/classes/class.ezpdf.php");
 406                 $pdf =& new Cezpdf($GLOBALS['oer_config']['prescriptions']['paper_size']);
 407                 $pdf->ezSetMargins($GLOBALS['oer_config']['prescriptions']['top']
 408                       ,$GLOBALS['oer_config']['prescriptions']['bottom']
 409                                   ,$GLOBALS['oer_config']['prescriptions']['left']
 410                       ,$GLOBALS['oer_config']['prescriptions']['right']
 411                       );
 412
 413                 $pdf->selectFont($GLOBALS['fileroot'] . "/library/fonts/Helvetica.afm");
 414
 415                 if(!empty($this->pconfig['logo'])) {
 416                         $pdf->ezImage($this->pconfig['logo'],"","","none","left");
 417                 }
 418                 $pdf->ezText($p->get_prescription_display(),10);
 419                 if($this->pconfig['use_signature'] == true ) {
 420                         $pdf->ezImage($this->pconfig['signature'],"","","none","left");
 421                 }
 422                 else{
 423                   $pdf->ezText("\n\n\n\nSignature:________________________________",10);
 424                 }
 425
 426                 if(!empty($toFile))
 427                 {
 428                         $toFile = $pdf->ezOutput();
 429                 }
 430                 else
 431                 {
 432                         $pdf->ezStream();
 433                         // $pdf->ezStream(array('compress' => 0)); // for testing with uncompressed output
 434                 }
 435                 return;
 436         }
 437
 438         function _email_prescription($p,$email) {
 439                 if (empty($email)) {
 440                         $this->assign("process_result","Email could not be sent, the address supplied: '$email' was empty or invalid.");
 441                         return;
 442                 }
 443                 require($GLOBALS['fileroot'] . "/library/classes/class.phpmailer.php");
 444                 $mail = new PHPMailer();
 445                 $mail->SetLanguage("en",$GLOBALS['fileroot'] . "/library/" );
 446                 //this is a temporary config item until the rest of the per practice billing settings make their way in
 447                 $mail->From = $GLOBALS['practice_return_email_path'];
 448                 $mail->FromName = $p->provider->get_name_display();
 449                 $mail->isMail();
 450                 $mail->Host     = "localhost";
 451                 $mail->Mailer   = "mail";
 452                 $text_body  = $p->get_prescription_display();
 453                 $mail->Body = $text_body;
 454                 $mail->Subject = "Prescription for: " . $p->patient->get_name_display();
 455                 $mail->AddAddress($email);
 456                 if($mail->Send()) {
 457                         $this->assign("process_result","Email was successfully sent to: " . $email);
 458                         return;
 459                 }
 460                 else {
 461                         $this->assign("process_result","There has been a mail error sending to " . $_POST['email_to'] . " " . $mail->ErrorInfo);
 462                         return;
 463                 }
 464         }
 465
 466         function do_lookup() {
 467                 if ($_POST['process'] != "true")
 468                         return;
 469                 $list = array();
 470                 if (!empty($_POST['drug'])) {
 471                         $list = @RxList::get_list($_POST['drug']);
 472                 }
 473                 if (is_array($list)) {
 474                         $list = array_flip($list);
 475                         $this->assign("drug_options",$list);
 476                         $this->assign("drug_values",array_keys($list));
 477                 }
 478                 else {
 479                         $this->assign("NO_RESULTS","No results found for: " .$_POST['drug'] . "<br />");
 480                 }
 481                 //print_r($_POST);
 482                 //$this->assign("PROCESS","");
 483
 484                 $_POST['process'] = "";
 485         }
 486
 487         function _fax_prescription($p,$faxNum)
 488         {
 489                 $err = "Sent fax";
 490                 //strip - ,(, ), and ws
 491                 $faxNum = preg_replace("/(-*)(\(*)(\)*)(\s*)/","",$faxNum);
 492                 //validate the number
 493
 494                 if(!empty($faxNum) && is_numeric($faxNum))
 495                 {
 496                         //get the sendfax command and execute it
 497                         $cmd = $this->pconfig['sendfax'];
 498                         // prepend any prefix to the fax number
 499                         $pref=$this->pconfig['prefix'];
 500                         $faxNum=$pref.$faxNum;
 501                         if(empty($cmd))
 502                         {
 503                                 $err .= " Send fax not set in includes/config.php";
 504                                 break;
 505                         }
 506                         else
 507                         {
 508                                 //generate file to fax
 509                                 $faxFile = "Failed";
 510                                 $this->_print_prescription($p, $faxFile);
 511                                 if(empty($faxFile))
 512                                 {
 513                                         $err .= " _print_prescription returned empty file";
 514                                         break;
 515                                 }
 516                                 $fileName = dirname(__FILE__)."/../documents/".$p->get_id()
 517                                                                 .$p->get_patient_id()."_fax_.pdf";
 518                                 //print "filename is $fileName";
 519                                 touch($fileName); // php bug
 520                                 $handle = fopen($fileName,"w");
 521                                 if(!$handle)
 522                                 {
 523                                         $err .= " Failed to open file $fileName to write fax to";
 524                                         break;
 525                                 }
 526                                 if(fwrite($handle, $faxFile) === false)
 527                                 {
 528                                         $err .= " Failed to write data to $fileName";
 529                                         break;
 530                                 }
 531                                 fclose($handle);
 532                                 $args = " -n -d $faxNum $fileName";
 533                                 //print "command is $cmd $args<br>";
 534                                 exec($cmd . $args);
 535                         }
 536
 537                 }
 538                 else
 539                 {
 540                         $err = "bad fax number passed to function";
 541                 }
 542                 if($err)
 543                 {
 544                         $this->assign("process_result",$err);
 545                 }
 546         }
 547 }
 548
 549 ?>