controllers/C_Document.class.php

   1 <?php
   2 // This program is free software; you can redistribute it and/or
   3 // modify it under the terms of the GNU General Public License
   4 // as published by the Free Software Foundation; either version 2
   5 // of the License, or (at your option) any later version.
   6
   7 require_once(dirname(__FILE__) . "/../library/classes/Controller.class.php");
   8 require_once(dirname(__FILE__) . "/../library/classes/Document.class.php");
   9 require_once(dirname(__FILE__) . "/../library/classes/CategoryTree.class.php");
  10 require_once(dirname(__FILE__) . "/../library/classes/TreeMenu.php");
  11 require_once(dirname(__FILE__) . "/../library/classes/Note.class.php");
  12 require_once(dirname(__FILE__) . "/../library/classes/CouchDB.class.php");
  13 require_once(dirname(__FILE__) . "/../library/forms.inc");
  14 require_once(dirname(__FILE__) . "/../library/formatting.inc.php");
  15 require_once(dirname(__FILE__) . "/../library/classes/postmaster.php"  );
  16
  17 class C_Document extends Controller {
  18
  19         var $template_mod;
  20         var $documents;
  21         var $document_categories;
  22         var $tree;
  23         var $_config;
  24         var $manual_set_owner=false; // allows manual setting of a document owner/service
  25
  26         function C_Document($template_mod = "general") {
  27                 parent::Controller();
  28                 $this->documents = array();
  29                 $this->template_mod = $template_mod;
  30                 $this->assign("FORM_ACTION", $GLOBALS['webroot']."/controller.php?" . $_SERVER['QUERY_STRING']);
  31                 $this->assign("CURRENT_ACTION", $GLOBALS['webroot']."/controller.php?" . "document&");
  32
  33                 //get global config options for this namespace
  34                 $this->_config = $GLOBALS['oer_config']['documents'];
  35
  36                 $this->_args = array("patient_id" => $_GET['patient_id']);
  37
  38                 $this->assign("STYLE", $GLOBALS['style']);
  39                 $t = new CategoryTree(1);
  40                 //print_r($t->tree);
  41                 $this->tree = $t;
  42         }
  43
  44         function upload_action($patient_id,$category_id) {
  45                 $category_name = $this->tree->get_node_name($category_id);
  46                 $this->assign("category_id", $category_id);
  47                 $this->assign("category_name", $category_name);
  48                 $this->assign("hide_encryption", $GLOBALS['hide_document_encryption'] );
  49                 $this->assign("patient_id", $patient_id);
  50
  51     // Added by Rod to support document template download from general_upload.html.
  52     // Cloned from similar stuff in manage_document_templates.php.
  53     $templatedir = $GLOBALS['OE_SITE_DIR'] . '/documents/doctemplates';
  54     $templates_options = "<option value=''>-- " . xl('Select Template') . " --</option>";
  55     $dh = opendir($templatedir);
  56     if ($dh) {
  57       $templateslist = array();
  58       while (false !== ($sfname = readdir($dh))) {
  59         if (substr($sfname, 0, 1) == '.') continue;
  60         $templateslist[$sfname] = $sfname;
  61       }
  62       closedir($dh);
  63       ksort($templateslist);
  64       foreach ($templateslist as $sfname) {
  65         $templates_options .= "<option value='" . htmlspecialchars($sfname, ENT_QUOTES) .
  66           "'>" . htmlspecialchars($sfname) . "</option>";
  67       }
  68     }
  69     $this->assign("TEMPLATES_LIST", $templates_options);
  70
  71                 $activity = $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_upload.html");
  72                 $this->assign("activity", $activity);
  73                 return $this->list_action($patient_id);
  74         }
  75
  76         //Upload multiple files on single click
  77     function upload_action_process() {
  78
  79         // Collect a manually set owner if this has been set
  80         // Used when want to manually assign the owning user/service such as the Direct mechanism
  81         $non_HTTP_owner=false;
  82         if ($this->manual_set_owner) {
  83             $non_HTTP_owner=$this->manual_set_owner;
  84         }
  85
  86         $couchDB = false;
  87         $harddisk = false;
  88         if($GLOBALS['document_storage_method']==0){
  89             $harddisk = true;
  90         }
  91         if($GLOBALS['document_storage_method']==1){
  92             $couchDB = true;
  93         }
  94
  95         if ($_POST['process'] != "true")
  96             return;
  97
  98         $doDecryption = false;
  99         $encrypted = $_POST['encrypted'];
 100         $passphrase = $_POST['passphrase'];
 101         if ( !$GLOBALS['hide_document_encryption'] &&
 102             $encrypted && $passphrase ) {
 103             $doDecryption = true;
 104         }
 105
 106         if (is_numeric($_POST['category_id'])) {
 107             $category_id = $_POST['category_id'];
 108         }
 109
 110         $patient_id = 0;
 111         if (isset($_GET['patient_id']) && !$couchDB) {
 112             $patient_id = $_GET['patient_id'];
 113         }
 114         else if (is_numeric($_POST['patient_id'])) {
 115             $patient_id = $_POST['patient_id'];
 116         }
 117
 118         $sentUploadStatus = array();
 119         if( count($_FILES['file']['name']) > 0){
 120             $upl_inc = 0;
 121             foreach($_FILES['file']['name'] as $key => $value){
 122                 $fname = $value;
 123                 $err = "";
 124                 if ($_FILES['file']['error'][$key] > 0 || empty($fname) || $_FILES['file']['size'][$key] == 0) {
 125                     $fname = $value;
 126                     if (empty($fname)) {
 127                         $fname = htmlentities("<empty>");
 128                     }
 129                     $error = "Error number: " . $_FILES['file']['error'][$key] . " occured while uploading file named: " . $fname . "\n";
 130                     if ($_FILES['file']['size'][$key] == 0) {
 131                         $error .= "The system does not permit uploading files of with size 0.\n";
 132                     }
 133                 }else{
 134                     $tmpfile = fopen($_FILES['file']['tmp_name'][$key], "r");
 135                     $filetext = fread($tmpfile, $_FILES['file']['size'][$key]);
 136                     fclose($tmpfile);
 137                     if ($doDecryption) {
 138                       $filetext = $this->decrypt($filetext, $passphrase);
 139                     }
 140                     if ( $_POST['destination'] != '' ) {
 141                       $fname = $_POST['destination'];
 142                     }
 143                     $d = new Document();
 144                     $rc = $d->createDocument($patient_id, $category_id, $fname,
 145                       $_FILES['file']['type'][$key], $filetext,
 146                       empty($_GET['higher_level_path']) ? '' : $_GET['higher_level_path'],
 147                       empty($_POST['path_depth']) ? 1 : $_POST['path_depth'],
 148                       $non_HTTP_owner);
 149                     if ($rc) {
 150                       $error .= $rc . "\n";
 151                     }
 152                     else {
 153                       $this->assign("upload_success", "true");
 154                     }
 155                     $sentUploadStatus[] = $d;
 156                     $this->assign("file", $sentUploadStatus);
 157                 }
 158
 159                 // Option to run a custom plugin for each file upload.
 160                 // This was initially created to delete the original source file in a custom setting.
 161                 $upload_plugin = $GLOBALS['OE_SITE_DIR'] . "/documentUpload.plugin.php";
 162                 if (file_exists($upload_plugin)) {
 163                   include_once($upload_plugin);
 164                 }
 165                 $upload_plugin_pp = 'documentUploadPostProcess';
 166                 if (function_exists($upload_plugin_pp)) {
 167                   $tmp = call_user_func($upload_plugin_pp, $value, $d);
 168                   if ($tmp) {
 169                     $error = $tmp;
 170                   }
 171                 }
 172                 // Following is just an example of code in such a plugin file.
 173                 /*****************************************************
 174                 function documentUploadPostProcess($filename, &$d) {
 175                   $userid = $_SESSION['authUserID'];
 176                   $row = sqlQuery("SELECT username FROM users WHERE id = ?", array($userid));
 177                   $owner = strtolower($row['username']);
 178                   $dn = '1_' . ucfirst($owner);
 179                   $filepath = "/shared_network_directory/$dn/$filename";
 180                   if (@unlink($filepath)) return '';
 181                   return "Failed to delete '$filepath'.";
 182                 }
 183                 *****************************************************/
 184
 185             }
 186         }
 187
 188         $this->assign("error", nl2br($error));
 189         //$this->_state = false;
 190         $_POST['process'] = "";
 191         //return $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_upload.html");
 192     }
 193
 194         function note_action_process($patient_id) {
 195                 // this function is a dual function that will set up a note associated with a document or send a document via email.
 196
 197                 if ($_POST['process'] != "true")
 198                         return;
 199
 200                 $n = new Note();
 201                 $n->set_owner($_SESSION['authUserID']);
 202                 parent::populate_object($n);
 203                 if ($_POST['identifier'] == "no"){
 204                         // associate a note with a document
 205                         $n->persist();
 206                 }elseif ($_POST['identifier'] == "yes"){
 207                         // send the document via email
 208                         $d = new Document($_POST['foreign_id']);
 209                         $url =  $d->get_url();
 210                         $storagemethod = $d->get_storagemethod();
 211                         $couch_docid = $d->get_couch_docid();
 212                         $couch_revid = $d->get_couch_revid();
 213                         if($couch_docid && $couch_revid){
 214                                 $couch = new CouchDB();
 215                                 $data = array($GLOBALS['couchdb_dbase'],$couch_docid);
 216                                 $resp = $couch->retrieve_doc($data);
 217                                 $content = $resp->data;
 218                                 if($content=='' && $GLOBALS['couchdb_log']==1){
 219                                         $log_content = date('Y-m-d H:i:s')." ==> Retrieving document\r\n";
 220                                         $log_content = date('Y-m-d H:i:s')." ==> URL: ".$url."\r\n";
 221                                         $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Document Id: ".$couch_docid."\r\n";
 222                                         $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Revision Id: ".$couch_revid."\r\n";
 223                                         $log_content .= date('Y-m-d H:i:s')." ==> Failed to fetch document content from CouchDB.\r\n";
 224                                         //$log_content .= date('Y-m-d H:i:s')." ==> Will try to download file from HardDisk if exists.\r\n\r\n";
 225                                         $this->document_upload_download_log($d->get_foreign_id(),$log_content);
 226                                         die(xlt("File retrieval from CouchDB failed"));
 227                                 }
 228                                 // place it in a temporary file and will remove the file below after emailed
 229                                 $temp_couchdb_url = $GLOBALS['OE_SITE_DIR'].'/documents/temp/couch_'.date("YmdHis").$d->get_url_file();
 230                                 $fh = fopen($temp_couchdb_url,"w");
 231                                 fwrite($fh,base64_decode($content));
 232                                 fclose($fh);
 233                                 $temp_url = $temp_couchdb_url; // doing this ensure hard drive file never deleted in case something weird happens
 234                         } else {
 235                                 $url = preg_replace("|^(.*)://|","",$url);
 236                                 // Collect filename and path
 237                                 $from_all = explode("/",$url);
 238                                 $from_filename = array_pop($from_all);
 239                                 $from_pathname_array = array();
 240                                 for ($i=0;$i<$d->get_path_depth();$i++) {
 241                                       $from_pathname_array[] = array_pop($from_all);
 242                                 }
 243                                 $from_pathname_array = array_reverse($from_pathname_array);
 244                                 $from_pathname = implode("/",$from_pathname_array);
 245                                 $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $from_filename;
 246                         }
 247                         if (!file_exists($temp_url)) {
 248                               echo xl('The requested document is not present at the expected location on the filesystem or there are not sufficient permissions to access it.','','',' ') . $temp_url;
 249                         }
 250                         $url = $temp_url;
 251                         $body_notes = attr($_POST['note']);
 252                         $pdetails = getPatientData($patient_id);
 253                         $pname = $pdetails['fname']." ".$pdetails['lname'];
 254                         $this->document_send($_POST['provide_email'],$body_notes,$url,$pname);
 255                         if ($couch_docid && $couch_revid) {
 256                               // remove the temporary couchdb file
 257                               unlink($temp_couchdb_url);
 258                         }
 259                 }
 260                 $this->_state = false;
 261                 $_POST['process'] = "";
 262                 return $this->view_action($patient_id,$n->get_foreign_id());
 263         }
 264
 265         function default_action() {
 266                 return $this->list_action();
 267         }
 268
 269         function view_action($patient_id="",$doc_id) {
 270                 // Added by Rod to support document delete:
 271                 global $gacl_object, $phpgacl_location;
 272                 global $ISSUE_TYPES;
 273
 274                 require_once(dirname(__FILE__) . "/../library/acl.inc");
 275                 require_once(dirname(__FILE__) . "/../library/lists.inc");
 276
 277                 $d = new Document($doc_id);
 278                 $n = new Note();
 279
 280                 $notes = $n->notes_factory($doc_id);
 281
 282                 $this->assign("file", $d);
 283                 $this->assign("web_path", $this->_link("retrieve") . "document_id=" . $d->get_id() . "&");
 284                 $this->assign("NOTE_ACTION",$this->_link("note"));
 285                 $this->assign("MOVE_ACTION",$this->_link("move") . "document_id=" . $d->get_id() . "&process=true");
 286                 $this->assign("hide_encryption", $GLOBALS['hide_document_encryption'] );
 287
 288                 // Added by Rod to support document delete:
 289                 $delete_string = '';
 290                 if (acl_check('admin', 'super')) {
 291                         $delete_string = "<a href='' class='css_button' onclick='return deleteme(" . $d->get_id() .
 292                                 ")'><span><font color='red'>" . xl('Delete') . "</font></span></a>";
 293                 }
 294                 $this->assign("delete_string", $delete_string);
 295                 $this->assign("REFRESH_ACTION",$this->_link("list"));
 296
 297                 $this->assign("VALIDATE_ACTION",$this->_link("validate") .
 298                         "document_id=" . $d->get_id() . "&process=true");
 299
 300                 // Added by Rod to support document date update:
 301                 $this->assign("DOCDATE", $d->get_docdate());
 302                 $this->assign("UPDATE_ACTION",$this->_link("update") .
 303                         "document_id=" . $d->get_id() . "&process=true");
 304
 305                 // Added by Rod to support document issue update:
 306                 $issues_options = "<option value='0'>-- " . xl('Select Issue') . " --</option>";
 307                 $ires = sqlStatement("SELECT id, type, title, begdate FROM lists WHERE " .
 308                         "pid = ? " . // AND enddate IS NULL " .
 309                         "ORDER BY type, begdate", array($patient_id) );
 310                 while ($irow = sqlFetchArray($ires)) {
 311                         $desc = $irow['type'];
 312                         if ($ISSUE_TYPES[$desc]) $desc = $ISSUE_TYPES[$desc][2];
 313                         $desc .= ": " . $irow['begdate'] . " " . htmlspecialchars(substr($irow['title'], 0, 40));
 314                         $sel = ($irow['id'] == $d->get_list_id()) ? ' selected' : '';
 315                         $issues_options .= "<option value='" . $irow['id'] . "'$sel>$desc</option>";
 316                 }
 317                 $this->assign("ISSUES_LIST", $issues_options);
 318
 319                 // For tagging to encounter
 320                 // Populate the dropdown with patient's encounter list
 321                 $this->assign("TAG_ACTION",$this->_link("tag") . "document_id=" . $d->get_id() . "&process=true");
 322                 $encOptions = "<option value='0'>-- " . xlt('Select Encounter') . " --</option>";
 323                 $result_docs = sqlStatement("SELECT fe.encounter,fe.date,openemr_postcalendar_categories.pc_catname FROM form_encounter AS fe " .
 324                         "LEFT JOIN openemr_postcalendar_categories ON fe.pc_catid=openemr_postcalendar_categories.pc_catid  WHERE fe.pid = ? ORDER BY fe.date desc",array($patient_id));
 325                 if ( sqlNumRows($result_docs) > 0)
 326                 while($row_result_docs = sqlFetchArray($result_docs)) {
 327                         $sel_enc = ($row_result_docs['encounter'] == $d->get_encounter_id()) ? ' selected' : '';
 328                         $encOptions .= "<option value='" . attr($row_result_docs['encounter']) . "' $sel_enc>". oeFormatShortDate(date('Y-m-d', strtotime($row_result_docs['date']))) . "-" . text($row_result_docs['pc_catname'])."</option>";
 329                 }
 330                 $this->assign("ENC_LIST", $encOptions);
 331
 332                 //Populate the dropdown with category list
 333                 $visit_category_list = "<option value='0'>-- " . xlt('Select One') . " --</option>";
 334                 $cres = sqlStatement("SELECT pc_catid, pc_catname FROM openemr_postcalendar_categories ORDER BY pc_catname");
 335                 while ($crow = sqlFetchArray($cres)) {
 336                         $catid = $crow['pc_catid'];
 337                         if ($catid < 9 && $catid != 5) continue; // Applying same logic as in new encounter page.
 338                         $visit_category_list .="<option value='".attr($catid)."'>" . text(xl_appt_category($crow['pc_catname'])) . "</option>\n";
 339                 }
 340                 $this->assign("VISIT_CATEGORY_LIST", $visit_category_list);
 341
 342                 $this->assign("notes",$notes);
 343
 344                 $this->_last_node = null;
 345
 346                 $menu  = new HTML_TreeMenu();
 347
 348                 //pass an empty array because we don't want the documents for each category showing up in this list box
 349                 $rnode = $this->_array_recurse($this->tree->tree,array());
 350                 $menu->addItem($rnode);
 351                 $treeMenu_listbox  = &new HTML_TreeMenu_Listbox($menu, array("promoText" => xl('Move Document to Category:')));
 352
 353                 $this->assign("tree_html_listbox",$treeMenu_listbox->toHTML());
 354
 355                 $activity = $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_view.html");
 356                 $this->assign("activity", $activity);
 357
 358                 return $this->list_action($patient_id);
 359         }
 360
 361         function encrypt( $plaintext, $key, $cypher = 'tripledes', $mode = 'cfb' )
 362     {
 363         $td = mcrypt_module_open( $cypher, '', $mode, '');
 364         $iv = mcrypt_create_iv( mcrypt_enc_get_iv_size( $td ), MCRYPT_RAND );
 365         mcrypt_generic_init( $td, $key, $iv );
 366         $crypttext = mcrypt_generic( $td, $plaintext );
 367         mcrypt_generic_deinit( $td );
 368         return $iv.$crypttext;
 369     }
 370
 371     function decrypt( $crypttext, $key, $cypher = 'tripledes', $mode = 'cfb' )
 372     {
 373         $plaintext = '';
 374         $td = mcrypt_module_open( $cypher, '', $mode, '' );
 375         $ivsize = mcrypt_enc_get_iv_size( $td) ;
 376         $iv = substr( $crypttext, 0, $ivsize );
 377         $crypttext = substr( $crypttext, $ivsize );
 378         if( $iv )
 379         {
 380             mcrypt_generic_init( $td, $key, $iv );
 381             $plaintext = mdecrypt_generic( $td, $crypttext );
 382         }
 383         return $plaintext;
 384     }
 385
 386
 387         function retrieve_action($patient_id="",$document_id,$as_file=true,$original_file=true,$disable_exit=false) {
 388
 389             $encrypted = $_POST['encrypted'];
 390                 $passphrase = $_POST['passphrase'];
 391                 $doEncryption = false;
 392                 if ( !$GLOBALS['hide_document_encryption'] &&
 393                     $encrypted == "true" &&
 394                     $passphrase ) {
 395                     $doEncryption = true;
 396                 }
 397
 398                 //controller function ruins booleans, so need to manually re-convert to booleans
 399                 if ($as_file == "true") {
 400                         $as_file=true;
 401                 }
 402                 else if ($as_file == "false") {
 403                         $as_file=false;
 404                 }
 405                 if ($original_file == "true") {
 406                         $original_file=true;
 407                 }
 408                 else if ($original_file == "false") {
 409                         $original_file=false;
 410                 }
 411                 if ($disable_exit == "true") {
 412                         $disable_exit=true;
 413                 }
 414                 else if ($disable_exit == "false") {
 415                         $disable_exit=false;
 416                 }
 417
 418                 $d = new Document($document_id);
 419                 $url =  $d->get_url();
 420                 $storagemethod = $d->get_storagemethod();
 421                 $couch_docid = $d->get_couch_docid();
 422                 $couch_revid = $d->get_couch_revid();
 423
 424                 if($couch_docid && $couch_revid && $original_file){
 425                         $couch = new CouchDB();
 426                         $data = array($GLOBALS['couchdb_dbase'],$couch_docid);
 427                         $resp = $couch->retrieve_doc($data);
 428                         $content = $resp->data;
 429                         if($content=='' && $GLOBALS['couchdb_log']==1){
 430                                 $log_content = date('Y-m-d H:i:s')." ==> Retrieving document\r\n";
 431                                 $log_content = date('Y-m-d H:i:s')." ==> URL: ".$url."\r\n";
 432                                 $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Document Id: ".$couch_docid."\r\n";
 433                                 $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Revision Id: ".$couch_revid."\r\n";
 434                                 $log_content .= date('Y-m-d H:i:s')." ==> Failed to fetch document content from CouchDB.\r\n";
 435                                 $log_content .= date('Y-m-d H:i:s')." ==> Will try to download file from HardDisk if exists.\r\n\r\n";
 436                                 $this->document_upload_download_log($d->get_foreign_id(),$log_content);
 437                                 die(xl("File retrieval from CouchDB failed"));
 438                         }
 439                         if($disable_exit == true) {
 440                             return base64_decode($content);
 441                         }
 442                         header('Content-Description: File Transfer');
 443                         header('Content-Transfer-Encoding: binary');
 444                         header('Expires: 0');
 445                         header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
 446                         header('Pragma: public');
 447                         $tmpcouchpath = $GLOBALS['OE_SITE_DIR'].'/documents/temp/couch_'.date("YmdHis").$d->get_url_file();
 448                         $fh = fopen($tmpcouchpath,"w");
 449                         fwrite($fh,base64_decode($content));
 450                         fclose($fh);
 451                         $f = fopen($tmpcouchpath,"r");
 452                         if ( $doEncryption ) {
 453                                 $filetext = fread( $f, filesize($tmpcouchpath) );
 454                                 $ciphertext = $this->encrypt( $filetext, $passphrase );
 455                                 $tmpfilepath = $GLOBALS['temporary_files_dir'];
 456                                 $tmpfilename = "/encrypted_".$d->get_url_file();
 457                                 $tmpfile = fopen( $tmpfilepath.$tmpfilename, "w+" );
 458                                 fwrite( $tmpfile, $ciphertext );
 459                                 fclose( $tmpfile );
 460                                 header('Content-Disposition: attachment; filename='.$tmpfilename );
 461                                 header("Content-Type: application/octet-stream" );
 462                                 header("Content-Length: " . filesize( $tmpfilepath.$tmpfilename ) );
 463                                 ob_clean();
 464                                 flush();
 465                                 readfile( $tmpfilepath.$tmpfilename );
 466                                 unlink( $tmpfilepath.$tmpfilename );
 467                         } else {
 468                                 header("Content-Disposition: " . ($as_file ? "attachment" : "inline") . "; filename=\"" . basename($d->get_url()) . "\"");
 469                                 header("Content-Type: " . $d->get_mimetype());
 470                                 header("Content-Length: " . filesize($tmpcouchpath));
 471                                 fpassthru($f);
 472                         }
 473                         fclose($f);
 474                         if($content!='')
 475                         unlink($tmpcouchpath);
 476                         exit;//exits only if file download from CouchDB is successfull.
 477                 }
 478                 //strip url of protocol handler
 479                 $url = preg_replace("|^(.*)://|","",$url);
 480
 481                 //change full path to current webroot.  this is for documents that may have
 482                 //been moved from a different filesystem and the full path in the database
 483                 //is not current.  this is also for documents that may of been moved to
 484                 //different patients. Note that the path_depth is used to see how far down
 485                 //the path to go. For example, originally the path_depth was always 1, which
 486                 //only allowed things like documents/1/<file>, but now can have more structured
 487                 //directories. For example a path_depth of 2 can give documents/encounters/1/<file>
 488                 // etc.
 489                 // NOTE that $from_filename and basename($url) are the same thing
 490                 $from_all = explode("/",$url);
 491                 $from_filename = array_pop($from_all);
 492                 $from_pathname_array = array();
 493                 for ($i=0;$i<$d->get_path_depth();$i++) {
 494                         $from_pathname_array[] = array_pop($from_all);
 495                 }
 496                 $from_pathname_array = array_reverse($from_pathname_array);
 497                 $from_pathname = implode("/",$from_pathname_array);
 498     if($couch_docid && $couch_revid){
 499         //for couchDB no URL is available in the table, hence using the foreign_id which is patientID
 500         $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/temp/' . $d->get_foreign_id() . '_' . $from_filename;
 501
 502         }
 503         else{
 504         $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $from_filename;
 505         }
 506
 507                 if (file_exists($temp_url)) {
 508                         $url = $temp_url;
 509                 }
 510
 511
 512                 if (!file_exists($url)) {
 513                         echo xl('The requested document is not present at the expected location on the filesystem or there are not sufficient permissions to access it.','','',' ') . $url;
 514
 515                 }
 516                 else {
 517                         if ($original_file) {
 518                             //normal case when serving the file referenced in database
 519                             if($disable_exit == true) {
 520                                 $f = fopen($url,"r");
 521                                 $filetext = fread( $f, filesize($url) );
 522                                 return $filetext;
 523                             }
 524                 header('Content-Description: File Transfer');
 525                 header('Content-Transfer-Encoding: binary');
 526                 header('Expires: 0');
 527                 header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
 528                 header('Pragma: public');
 529                             $f = fopen($url,"r");
 530                             if ( $doEncryption ) {
 531                                 $filetext = fread( $f, filesize($url) );
 532                                 $ciphertext = $this->encrypt( $filetext, $passphrase );
 533                                 $tmpfilepath = $GLOBALS['temporary_files_dir'];
 534                                 $tmpfilename = "/encrypted_".$d->get_url_file();
 535                                 $tmpfile = fopen( $tmpfilepath.$tmpfilename, "w+" );
 536                     fwrite( $tmpfile, $ciphertext );
 537                     fclose( $tmpfile );
 538                     header('Content-Disposition: attachment; filename='.$tmpfilename );
 539                                 header("Content-Type: application/octet-stream" );
 540                                 header("Content-Length: " . filesize( $tmpfilepath.$tmpfilename ) );
 541                                 ob_clean();
 542                             flush();
 543                             readfile( $tmpfilepath.$tmpfilename );
 544                     unlink( $tmpfilepath.$tmpfilename );
 545                             } else {
 546                                 header("Content-Disposition: " . ($as_file ? "attachment" : "inline") . "; filename=\"" . basename($d->get_url()) . "\"");
 547                                 header("Content-Type: " . $d->get_mimetype());
 548                                 header("Content-Length: " . filesize($url));
 549                                 fpassthru($f);
 550                             }
 551                             exit;
 552                         }
 553                         else {
 554                             //special case when retrieving a document that has been converted to a jpg and not directly referenced in database
 555                                 $convertedFile = substr(basename($url), 0, strrpos(basename($url), '.')) . '_converted.jpg';
 556                                 if($couch_docid && $couch_revid){
 557                                 $url = $GLOBALS['OE_SITE_DIR'] . '/documents/temp/' . $convertedFile;
 558                                 }
 559                                 else{
 560                                 $url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $convertedFile;
 561                 }
 562                                 if($disable_exit == true) {
 563                                     return ;
 564                                 }
 565                                 header("Pragma: public");
 566                             header("Expires: 0");
 567                             header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
 568                             header("Content-Disposition: " . ($as_file ? "attachment" : "inline") . "; filename=\"" . basename($url) . "\"");
 569                             header("Content-Type: image/jpeg");
 570                             header("Content-Length: " . filesize($url));
 571                             $f = fopen($url,"r");
 572                             fpassthru($f);
 573                                 if($couch_docid && $couch_revid){
 574                                 fclose($f);
 575                                 unlink($url);
 576                                 $url=str_replace("_converted.jpg",'.pdf',$url);
 577                                 unlink($url);
 578                                 }
 579                             exit;
 580                         }
 581                 }
 582         }
 583
 584         function queue_action($patient_id="") {
 585                 $messages = $this->_tpl_vars['messages'];
 586                 $queue_files = array();
 587
 588                 //see if the repository exists and it is a directory else error
 589                 if (file_exists($this->_config['repository']) && is_dir($this->_config['repository'])) {
 590                         $dir = opendir($this->_config['repository']);
 591                         //read each entry in the directory
 592                         while (($file = readdir($dir)) !== false) {
 593                                 //concat the filename and path
 594                                 $file = $this->_config['repository'] .$file;
 595                                 $file_info = array();
 596                                 //if the filename is a file get its info and put into a tmp array
 597                                 if (is_file($file) && strpos(basename($file),".") !== 0) {
 598                                         $file_info['filename'] = basename($file);
 599                                         $file_info['mtime'] = date("m/d/Y H:i:s",filemtime($file));
 600                                         $d = Document::document_factory_url("file://" . $file);
 601                                         preg_match("/^([0-9]+)_/",basename($file),$patient_match);
 602                                         $file_info['patient_id'] = $patient_match[1];
 603                                         $file_info['document_id'] = $d->get_id();
 604                                         $file_info['web_path'] = $this->_link("retrieve",true) . "document_id=" . $d->get_id() . "&";
 605
 606                                         //merge the tmp array into the larger array
 607                                         $queue_files[] = $file_info;
 608                                 }
 609                 }
 610                 closedir($dir);
 611                 }
 612                 else {
 613                         $messages .= "The repository directory does not exist, it is not a directory or there are not sufficient permissions to access it. '" . $this->config['repository'] . "'\n";
 614                 }
 615
 616
 617                 $this->assign("queue_files",$queue_files);
 618                 $this->_last_node = null;
 619
 620                 $menu  = new HTML_TreeMenu();
 621
 622                 //pass an empty array because we don't want the documents for each category showing up in this list box
 623                 $rnode = $this->_array_recurse($this->tree->tree,array());
 624                 $menu->addItem($rnode);
 625                 $treeMenu_listbox  = &new HTML_TreeMenu_Listbox($menu, array());
 626
 627                 $this->assign("tree_html_listbox",$treeMenu_listbox->toHTML());
 628
 629                 $this->assign("messages",nl2br($messages));
 630                 return $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_queue.html");
 631         }
 632
 633         function queue_action_process() {
 634                 if ($_POST['process'] != "true")
 635                         return;
 636
 637                 $messages = $this->_tpl_vars['messages'];
 638
 639                 //build a category tree so we can have a list of category ids that are valid
 640                 $ct = new CategoryTree(1);
 641                 $categories = $ct->_id_name;
 642
 643                 //see if there were and posted files and assign them
 644                 $files = null;
 645                 is_array($_POST['files']) ? $files = $_POST['files']: $files = array();
 646
 647                 //loop through posted files
 648                 foreach($files as $doc_id=> $file) {
 649                         //only operate on files checked as active
 650                         if (!$file['active']) continue;
 651
 652                         //run basic validation checks
 653                         if (!is_numeric($file['patient_id']) || !is_numeric($file['category_id']) || !is_numeric($doc_id)) {
 654                                 $messages .= "Error processing file '" . $file['name'] ."' the patient id must be a number and the category must exist.\n";
 655                                 continue;
 656                         }
 657
 658                         //validate that the pod exists
 659                         $d = new Document($doc_id);
 660                         $sql = "SELECT pid from patient_data where pubpid = '" . $file['patient_id'] . "'";
 661                         $result = $d->_db->Execute($sql);
 662
 663                         if (!$result || $result->EOF) {
 664                                 //patient id does not exist
 665                                 $messages .= "Error processing file '" . $file['name'] ." the specified patient id '" . $file['patient_id'] . "' could not be found.\n";
 666                                 continue;
 667                         }
 668
 669                         //validate that the category id exists
 670                         if (!isset($categories[$file['category_id']])) {
 671                                 $messages .= "Error processing file '" . $file['name'] . " the specified category with id '" . $file['category_id'] . "' could not be found.\n";
 672                                 continue;
 673                         }
 674
 675                         //now do the work of moving the file
 676                         $new_path = $this->_config['repository'] . $file['patient_id'] ."/";
 677
 678                         //see if the patient dir exists in the repository and create if not
 679                         if (!file_exists($new_path)) {
 680                                 if (!mkdir($new_path,0700)) {
 681                                         $messages .= "The system was unable to create the directory for this upload, '" . $new_path . "'.\n";
 682                                         continue;
 683                                 }
 684                         }
 685
 686                         //fname is the name of the file after it is moved
 687                         $fname = $file['name'];
 688
 689                         //see if patient autonumbering is used in this filename, if so strip out the autonumber part
 690                         preg_match("/^([0-9]+)_/",basename($fname),$patient_match);
 691                         if ($patient_match[1] == $file['patient_id']) {
 692                                 $fname = preg_replace("/^([0-9]+)_/","",$fname);
 693                         }
 694
 695                         //filenames should not have funny chars
 696                         $fname = preg_replace("/[^a-zA-Z0-9_.]/","_",$fname);
 697
 698                         //see if there is an existing file with the same name and rename as necessary
 699                         if (file_exists($new_path.$file['name'])) {
 700                                 $messages .= "File with same name already exists at location: " . $new_path . "\n";
 701                                 $fname = basename($this->_rename_file($new_path.$file['name']));
 702                                 $messages .= "Current file name was changed to " . $fname ."\n";
 703                         }
 704
 705                         //now move the file
 706                         if (rename($this->_config['repository'].$file['name'],$new_path.$fname)) {
 707                                 $messages .= "File " . $fname . " moved to patient id '" . $file['patient_id'] ."' and category '" . $categories[$file['category_id']]['name'] . "' successfully.\n";
 708                                 $d->url = "file://" .$new_path.$fname;
 709                                 $d->set_foreign_id($file['patient_id']);
 710                                 $d->set_mimetype($mimetype);
 711                                 $d->persist();
 712                                 $d->populate();
 713
 714                                 if (is_numeric($d->get_id()) && is_numeric($file['category_id'])) {
 715                                   $sql = "REPLACE INTO categories_to_documents set category_id = '" . $file['category_id'] . "', document_id = '" . $d->get_id() . "'";
 716                                   $d->_db->Execute($sql);
 717                                 }
 718                         }
 719                         else {
 720                                 $error .= "The file could not be succesfully stored, this error is usually related to permissions problems on the storage system.\n";
 721                         }
 722                 }
 723                         $this->assign("messages",$messages);
 724                         $_POST['process'] = "";
 725         }
 726
 727         function move_action_process($patient_id="",$document_id) {
 728                 if ($_POST['process'] != "true")
 729                         return;
 730
 731                 $new_category_id = $_POST['new_category_id'];
 732                 $new_patient_id = $_POST['new_patient_id'];
 733
 734                 //move to new category
 735                 if (is_numeric($new_category_id) && is_numeric($document_id)) {
 736                         $sql = "UPDATE categories_to_documents set category_id = '" . $new_category_id . "' where document_id = '" . $document_id ."'";
 737                         $messages .= xl('Document moved to new category','','',' \'') . $this->tree->_id_name[$new_category_id]['name']  . xl('successfully.','','\' ') . "\n";
 738                         //echo $sql;
 739                         $this->tree->_db->Execute($sql);
 740                 }
 741
 742                 //move to new patient
 743                 if (is_numeric($new_patient_id) && is_numeric($document_id)) {
 744                         $d = new Document($document_id);
 745                         // $sql = "SELECT pid from patient_data where pubpid = '" . $new_patient_id . "'";
 746                         $sql = "SELECT pid from patient_data where pid = '" . $new_patient_id . "'";
 747                         $result = $d->_db->Execute($sql);
 748
 749                         if (!$result || $result->EOF) {
 750                                 //patient id does not exist
 751                                 $messages .= xl('Document could not be moved to patient id','','',' \'') . $new_patient_id  . xl('because that id does not exist.','','\' ') . "\n";
 752                         }
 753                         else {
 754         $couchsavefailed = !$d->change_patient($new_patient_id);
 755
 756                                 $this->_state = false;
 757                                 if(!$couchsavefailed){
 758
 759                                 $messages .= xl('Document moved to patient id','','',' \'') . $new_patient_id  . xl('successfully.','','\' ') . "\n";
 760                                 }
 761                                 else{
 762
 763                                 $messages .= xl('Document moved to patient id','','',' \'') . $new_patient_id  . xl('Failed.','','\' ') . "\n";
 764                                 }
 765                                 $this->assign("messages",$messages);
 766                                 return $this->list_action($patient_id);
 767                         }
 768                 }
 769                 //in this case return the document to the queue instead of moving it
 770                 elseif (strtolower($new_patient_id) == "q" && is_numeric($document_id)) {
 771                         $d = new Document($document_id);
 772                         $new_path = $this->_config['repository'];
 773                         $fname = $d->get_url_file();
 774
 775                         //see if there is an existing file with the same name and rename as necessary
 776                         if (file_exists($new_path.$d->get_url_file())) {
 777                                 $messages .= "File with same name already exists in the queue.\n";
 778                                 $fname = basename($this->_rename_file($new_path.$d->get_url_file()));
 779                                 $messages .= "Current file name was changed to " . $fname ."\n";
 780                         }
 781
 782                         //now move the file
 783                         if (rename($d->get_url_filepath(),$new_path.$fname)) {
 784                                 $d->url = "file://" .$new_path.$fname;
 785                                 $d->set_foreign_id("");
 786                                 $d->persist();
 787                                 $d->persist();
 788                                 $d->populate();
 789
 790                                 $sql = "DELETE FROM categories_to_documents where document_id =" . $d->_db->qstr($document_id);
 791                                 $d->_db->Execute($sql);
 792                                 $messages .= "Document returned to queue successfully.\n";
 793
 794                         }
 795                         else {
 796                                 $messages .= "The file could not be succesfully stored, this error is usually related to permissions problems on the storage system.\n";
 797                         }
 798
 799                         $this->_state = false;
 800                         $this->assign("messages",$messages);
 801                         return $this->list_action($patient_id);
 802                 }
 803
 804                 $this->_state = false;
 805                 $this->assign("messages",$messages);
 806                 return $this->view_action($patient_id,$document_id);
 807         }
 808
 809         function validate_action_process($patient_id="", $document_id) {
 810
 811                 $d = new Document($document_id);
 812                 if($d->couch_docid && $d->couch_revid){
 813                         $file_path = $GLOBALS['OE_SITE_DIR'].'/documents/temp/';
 814                         $url = $file_path.$d->get_url();
 815                         $couch = new CouchDB();
 816                         $data = array($GLOBALS['couchdb_dbase'],$d->couch_docid);
 817                         $resp = $couch->retrieve_doc($data);
 818                         $content = $resp->data;
 819                         //--------Temporarily writing the file for calculating the hash--------//
 820                         //-----------Will be removed after calculating the hash value----------//
 821                         $temp_file = fopen($url,"w");
 822                         fwrite($temp_file,base64_decode($content));
 823                         fclose($temp_file);
 824                 }
 825                 else{
 826                 $url =  $d->get_url();
 827
 828                 //strip url of protocol handler
 829                 $url = preg_replace("|^(.*)://|","",$url);
 830
 831                 //change full path to current webroot.  this is for documents that may have
 832                 //been moved from a different filesystem and the full path in the database
 833                 //is not current.  this is also for documents that may of been moved to
 834                 //different patients. Note that the path_depth is used to see how far down
 835                 //the path to go. For example, originally the path_depth was always 1, which
 836                 //only allowed things like documents/1/<file>, but now can have more structured
 837                 //directories. For example a path_depth of 2 can give documents/encounters/1/<file>
 838                 // etc.
 839                 // NOTE that $from_filename and basename($url) are the same thing
 840                 $from_all = explode("/",$url);
 841                 $from_filename = array_pop($from_all);
 842                 $from_pathname_array = array();
 843                 for ($i=0;$i<$d->get_path_depth();$i++) {
 844                         $from_pathname_array[] = array_pop($from_all);
 845                 }
 846                 $from_pathname_array = array_reverse($from_pathname_array);
 847                 $from_pathname = implode("/",$from_pathname_array);
 848                 $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $from_filename;
 849                 if (file_exists($temp_url)) {
 850                         $url = $temp_url;
 851                 }
 852
 853             if ($_POST['process'] != "true") {
 854                         die("process is '" . $_POST['process'] . "', expected 'true'");
 855                         return;
 856                 }
 857                 }
 858                 $d = new Document( $document_id );
 859                 $current_hash = sha1_file( $url );
 860                 $messages = xl('Current Hash').": ".$current_hash."<br>";
 861                 $messages .= xl('Stored Hash').": ".$d->get_hash()."<br>";
 862                 if ( $d->get_hash() == '' ) {
 863                     $d->hash = $current_hash;
 864                     $d->persist();
 865                     $d->populate();
 866                     $messages .= xl('Hash did not exist for this file. A new hash was generated.');
 867                 } else if ( $current_hash != $d->get_hash() ) {
 868                     $messages .= xl('Hash does not match. Data integrity has been compromised.');
 869                 } else {
 870                     $messages .= xl('Document passed integrity check.');
 871                 }
 872                 $this->_state = false;
 873                 $this->assign("messages", $messages);
 874                 if($d->couch_docid && $d->couch_revid){
 875                         //Removing the temporary file which is used to create the hash
 876                         unlink($GLOBALS['OE_SITE_DIR'].'/documents/temp/'.$d->get_url());
 877                 }
 878                 return $this->view_action($patient_id, $document_id);
 879         }
 880
 881         // Added by Rod for metadata update.
 882         //
 883         function update_action_process($patient_id="", $document_id) {
 884
 885                 if ($_POST['process'] != "true") {
 886                         die("process is '" . $_POST['process'] . "', expected 'true'");
 887                         return;
 888                 }
 889
 890                 $docdate = $_POST['docdate'];
 891                 $docname = $_POST['docname'];
 892                 $issue_id = $_POST['issue_id'];
 893
 894                 if (is_numeric($document_id)) {
 895                     $messages = '';
 896                     $d = new Document( $document_id );
 897                     $file_name = $d->get_url_file();
 898                     if ( $docname != '' &&
 899                          $docname != $file_name ) {
 900                         $path = $d->get_url_filepath();
 901                         $path = str_replace( $file_name, "", $path );
 902                         $new_url = $this->_rename_file( $path.$docname );
 903                     if ( rename( $d->get_url(), $new_url ) ) {
 904                         // check the "converted" file, and delete it if it exists. It will be regenerated when report is run
 905                         $url = preg_replace("|^(.*)://|","",$d->get_url());
 906                         $convertedFile = substr(basename($url), 0, strrpos(basename($url), '.')) . '_converted.jpg';
 907                     $url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $patient_id . '/' . $convertedFile;
 908                                 if ( file_exists( $url ) ) {
 909                                     unlink( $url );
 910                                 }
 911                                 $d->url = $new_url;
 912                     $d->persist();
 913                     $d->populate();
 914                                 $messages .= xl('Document successfully renamed.')."<br>";
 915                         } else {
 916                                 $messages .= xl('The file could not be succesfully renamed, this error is usually related to permissions problems on the storage system.')."<br>";
 917                         }
 918                     }
 919
 920                         if (preg_match('/^\d\d\d\d-\d+-\d+$/', $docdate)) {
 921                                 $docdate = "'$docdate'";
 922                         } else {
 923                                 $docdate = "NULL";
 924                         }
 925                         if (!is_numeric($issue_id)) {
 926                                 $issue_id = 0;
 927                         }
 928                         $couch_docid = $d->get_couch_docid();
 929                         $couch_revid = $d->get_couch_revid();
 930                         if($couch_docid && $couch_revid ){
 931                         $sql = "UPDATE documents SET docdate = $docdate, url = '".$_POST['docname']."', " .
 932                                         "list_id = '$issue_id' " .
 933                                         "WHERE id = '$document_id'";
 934                         $this->tree->_db->Execute($sql);
 935
 936                         }
 937                         else{
 938                         $sql = "UPDATE documents SET docdate = $docdate, " .
 939                                 "list_id = '$issue_id' " .
 940                                 "WHERE id = '$document_id'";
 941                         $this->tree->_db->Execute($sql);
 942                         }
 943                         $messages .= xl('Document date and issue updated successfully') . "<br>";
 944                 }
 945
 946                 $this->_state = false;
 947                 $this->assign("messages", $messages);
 948                 return $this->view_action($patient_id, $document_id);
 949         }
 950
 951         function list_action($patient_id = "") {
 952                 $this->_last_node = null;
 953                 $categories_list = $this->tree->_get_categories_array($patient_id);
 954                 //print_r($categories_list);
 955
 956                 $menu  = new HTML_TreeMenu();
 957                 $rnode = $this->_array_recurse($this->tree->tree,$categories_list);
 958                 $menu->addItem($rnode);
 959                 $treeMenu = &new HTML_TreeMenu_DHTML($menu, array('images' => 'images', 'defaultClass' => 'treeMenuDefault'));
 960                 $treeMenu_listbox  = &new HTML_TreeMenu_Listbox($menu, array('linkTarget' => '_self'));
 961
 962                 $this->assign("tree_html",$treeMenu->toHTML());
 963
 964                 return $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_list.html");
 965         }
 966
 967     /*  This is a recursive function to rename a file to something that doesn't already exist.
 968      *      Modified in version 3.2.0 to place a counter within the filename (previously was placed
 969      *      at end) to ensure documents opened correctly by external browser viewers. If the
 970      *      counter is at the end of the file, then will use it (to continue to work with older
 971      *      files), however all new counters will be placed within filenames.
 972      *
 973      *      Modified to only deal with base file name when renaming, to avoid issues with directory
 974      *      names with dots.
 975      */
 976     function _rename_file($fname) {
 977         $path = dirname($fname);
 978         $file = basename($fname);
 979
 980         $fparts = split("\.",$file);
 981
 982         if (count($fparts) > 1) {
 983             if (is_numeric($fparts[count($fparts) -2]) && (count($fparts) > 2)) {
 984                 //increment the counter in filename
 985                 $fparts[count($fparts) -2] = $fparts[count($fparts) -2] + 1;
 986             } elseif (is_numeric($fparts[count($fparts) -1]) && $fparts[count($fparts) -1] < 1000) {
 987                 //increment counter at end of filename (so compatible with previous openemr version files
 988                 $fparts[count($fparts) -1] = $fparts[count($fparts) -1] + 1;
 989             } elseif (is_numeric($fparts[count($fparts) -1])) {
 990                 //leave date at end and place counter in filename
 991                 array_splice($fparts, -1, 0, "1");
 992             } else {
 993                 //add the counter to filename
 994                 array_splice($fparts, -1, 0, "1");
 995             }
 996         } else { // (count($fparts) == 1)
 997             //place counter at end of filename
 998             array_push($fparts, "1");
 999         }
1000
1001         $fname = $path.DIRECTORY_SEPARATOR.join(".", $fparts);
1002
1003         if (file_exists($fname)) {
1004             return $this->_rename_file($fname);
1005         } else {
1006             return($fname);
1007         }
1008     }
1009
1010         function &_array_recurse($array,$categories = array()) {
1011                 if (!is_array($array)) {
1012                         $array = array();
1013                 }
1014                 $node = &$this->_last_node;
1015                 $current_node = &$node;
1016                 $expandedIcon = 'folder-expanded.gif';
1017                 foreach($array as $id => $ar) {
1018                         $icon = 'folder.gif';
1019                         if (is_array($ar)  || !empty($id)) {
1020                           if ($node == null) {
1021                                 //echo "r:" . $this->tree->get_node_name($id) . "<br>";
1022                             $rnode = new HTML_TreeNode(array("id" => $id, 'text' => $this->tree->get_node_name($id), 'link' => $this->_link("upload") . "parent_id=" . $id . "&", 'icon' => $icon, 'expandedIcon' => $expandedIcon, 'expanded' => false));
1023                             $this->_last_node = &$rnode;
1024                                 $node = &$rnode;
1025                                 $current_node = &$rnode;
1026                           }
1027                           else {
1028                                 //echo "p:" . $this->tree->get_node_name($id) . "<br>";
1029                             $this->_last_node = &$node->addItem(new HTML_TreeNode(array("id" => $id, 'text' => $this->tree->get_node_name($id), 'link' => $this->_link("upload") . "parent_id=" . $id . "&", 'icon' => $icon, 'expandedIcon' => $expandedIcon)));
1030                             $current_node = &$this->_last_node;
1031                           }
1032
1033                           $this->_array_recurse($ar,$categories);
1034                         }
1035                         else {
1036                                 if ($id === 0 && !empty($ar)) {
1037                                   $info = $this->tree->get_node_info($id);
1038                                   //echo "b:" . $this->tree->get_node_name($id) . "<br>";
1039                                   $current_node = &$node->addItem(new HTML_TreeNode(array("id" => $id, 'text' => $info['value'], 'link' => $this->_link("upload") . "parent_id=" . $id . "&", 'icon' => $icon, 'expandedIcon' => $expandedIcon)));
1040                                 }
1041                                 else {
1042                                         //there is a third case that is implicit here when title === 0 and $ar is empty, in that case we do not want to do anything
1043                                         //this conditional tree could be more efficient but working with recursive trees makes my head hurt, TODO
1044                                         if ($id !== 0 && is_object($node)) {
1045                                           //echo "n:" . $this->tree->get_node_name($id) . "<br>";
1046                                           $current_node = &$node->addItem(new HTML_TreeNode(array("id" => $id, 'text' => $this->tree->get_node_name($id), 'link' => $this->_link("upload") . "parent_id=" . $id . "&", 'icon' => $icon, 'expandedIcon' => $expandedIcon)));
1047
1048                                         }
1049                                 }
1050                         }
1051
1052                         // If there are documents in this document category, then add their
1053                         // attributes to the current node.
1054                         $icon = "file3.png";
1055                         if (is_array($categories[$id])) {
1056                                 foreach ($categories[$id] as $doc) {
1057           if($this->tree->get_node_name($id) == "CCR"){
1058             $current_node->addItem(new HTML_TreeNode(array(
1059               'text' => $doc['docdate'] . ' ' . basename($doc['url']),
1060               'link' => $this->_link("view") . "doc_id=" . $doc['document_id'] . "&",
1061               'icon' => $icon,
1062               'expandedIcon' => $expandedIcon,
1063               'events' => array('Onclick' => "javascript:newwindow=window.open('ccr/display.php?type=CCR&doc_id=" . $doc['document_id'] . "','CCR');")
1064             )));
1065           }elseif($this->tree->get_node_name($id) == "CCD"){
1066             $current_node->addItem(new HTML_TreeNode(array(
1067               'text' => $doc['docdate'] . ' ' . basename($doc['url']),
1068               'link' => $this->_link("view") . "doc_id=" . $doc['document_id'] . "&",
1069               'icon' => $icon,
1070               'expandedIcon' => $expandedIcon,
1071               'events' => array('Onclick' => "javascript:newwindow=window.open('ccr/display.php?type=CCD&doc_id=" . $doc['document_id'] . "','CCD');")
1072             )));
1073           }else{
1074             $current_node->addItem(new HTML_TreeNode(array(
1075               'text' => $doc['docdate'] . ' ' . basename($doc['url']),
1076               'link' => $this->_link("view") . "doc_id=" . $doc['document_id'] . "&",
1077               'icon' => $icon,
1078               'expandedIcon' => $expandedIcon
1079             )));
1080           }
1081                                 }
1082                         }
1083
1084                 }
1085                 return $node;
1086         }
1087
1088         //function for logging  the errors in writing file to CouchDB/Hard Disk
1089         function document_upload_download_log($patientid,$content){
1090                 $log_path = $GLOBALS['OE_SITE_DIR']."/documents/couchdb/";
1091                 $log_file = 'log.txt';
1092                 if(!is_dir($log_path))
1093                     mkdir($log_path,0777,true);
1094                 $LOG = fopen($log_path.$log_file,'a');
1095                 fwrite($LOG,$content);
1096                 fclose($LOG);
1097         }
1098
1099         function document_send($email,$body,$attfile,$pname) {
1100                 if (empty($email)) {
1101                         $this->assign("process_result","Email could not be sent, the address supplied: '$email' was empty or invalid.");
1102                         return;
1103                 }
1104
1105                   $desc = "Please check the attached patient document.\n Content:".attr($body);
1106                   $mail = new MyMailer();
1107                   $from_name = $GLOBALS["practice_return_email_path"];
1108                   $from =  $GLOBALS["practice_return_email_path"];
1109                   $mail->AddReplyTo($from,$from_name);
1110                   $mail->SetFrom($from,$from );
1111                   $to = $email ; $to_name =$email;
1112                   $mail->AddAddress($to, $to_name);
1113                   $subject = "Patient documents";
1114                   $mail->Subject = $subject;
1115                   $mail->Body = $desc;
1116                   $mail->AddAttachment($attfile);
1117                   if ($mail->Send()) {
1118                          $retstatus = "email_sent";
1119                   } else {
1120                         $email_status = $mail->ErrorInfo;
1121                         //echo "EMAIL ERROR: ".$email_status;
1122                         $retstatus =  "email_fail";
1123                   }
1124         }
1125
1126 //place to hold optional code
1127 //$first_node = array_keys($t->tree);
1128                 //$first_node = $first_node[0];
1129                 //$node1 = new HTML_TreeNode(array('text' => $t->get_node_name($first_node), 'link' => "test.php", 'icon' => $icon, 'expandedIcon' => $expandedIcon, 'expanded' => true), array('onclick' => "alert('foo'); return false", 'onexpand' => "alert('Expanded')"));
1130
1131                 //$this->_last_node = &$node1;
1132
1133 // Function to tag a document to an encounter.
1134 function tag_action_process($patient_id="", $document_id) {
1135         if ($_POST['process'] != "true") {
1136                 die("process is '" . text($_POST['process']) . "', expected 'true'");
1137                 return;
1138         }
1139
1140         // Create Encounter and Tag it.
1141         $event_date = date('Y-m-d H:i:s');
1142         $encounter_id = $_POST['encounter_id'];
1143         $encounter_check = $_POST['encounter_check'];
1144         $visit_category_id = $_POST['visit_category_id'];
1145
1146         if (is_numeric($document_id)) {
1147                 $messages = '';
1148                 $d = new Document( $document_id );
1149                 $file_name = $d->get_url_file();
1150                 if (!is_numeric($encounter_id)) {
1151                         $encounter_id = 0;
1152                 }
1153
1154                 $encounter_check = ( $encounter_check == 'on') ? 1 : 0;
1155                 if ($encounter_check) {
1156                         $provider_id = $_SESSION['authUserID'] ;
1157
1158                         // Get the logged in user's facility
1159                         $facilityRow = sqlQuery("SELECT username, facility, facility_id FROM users WHERE id = ?", array("$provider_id"));
1160                         $username = $facilityRow['username'];
1161                         $facility = $facilityRow['facility'];
1162                         $facility_id = $facilityRow['facility_id'];
1163                         // Get the primary Business Entity facility to set as billing facility, if null take user's facility as billing facility
1164                         $billingFacility = sqlQuery("SELECT id FROM facility WHERE primary_business_entity = 1");
1165                         $billingFacilityID = ( $billingFacility['id'] ) ? $billingFacility['id'] : $facility_id;
1166
1167                         $conn = $GLOBALS['adodb']['db'];
1168                         $encounter = $conn->GenID("sequences");
1169                         $query = "INSERT INTO form_encounter SET
1170                                                 date = ?,
1171                                                 reason = ?,
1172                                                 facility = ?,
1173                                                 sensitivity = 'normal',
1174                                                 pc_catid = ?,
1175                                                 facility_id = ?,
1176                                                 billing_facility = ?,
1177                                                 provider_id = ?,
1178                                                 pid = ?,
1179                                                 encounter = ?";
1180                         $bindArray = array($event_date,$file_name,$facility,$_POST['visit_category_id'],(int)$facility_id,(int)$billingFacilityID,(int)$provider_id,$patient_id,$encounter);
1181                         $formID = sqlInsert($query,$bindArray);
1182                         addForm($encounter, "New Patient Encounter",$formID,"newpatient", $patient_id, "1", date("Y-m-d H:i:s"), $username );
1183                         $d->set_encounter_id($encounter);
1184
1185                 } else {
1186                         $d->set_encounter_id($encounter_id);
1187                 }
1188                 $d->set_encounter_check($encounter_check);
1189                 $d->persist();
1190
1191                 $messages .= xlt('Document tagged to Encounter successfully') . "<br>";
1192         }
1193
1194         $this->_state = false;
1195         $this->assign("messages", $messages);
1196
1197         return $this->view_action($patient_id, $document_id);
1198 }
1199
1200 }
1201 ?>