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 $manual_set_owner=false; // allows manual setting of a document owner/service
  25
  26         function __construct($template_mod = "general") {
  27                 parent::__construct();
  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                 $this->Document = new Document();
  43         }
  44
  45         function upload_action($patient_id,$category_id) {
  46                 $category_name = $this->tree->get_node_name($category_id);
  47                 $this->assign("category_id", $category_id);
  48                 $this->assign("category_name", $category_name);
  49                 $this->assign("hide_encryption", $GLOBALS['hide_document_encryption'] );
  50                 $this->assign("patient_id", $patient_id);
  51
  52     // Added by Rod to support document template download from general_upload.html.
  53     // Cloned from similar stuff in manage_document_templates.php.
  54     $templatedir = $GLOBALS['OE_SITE_DIR'] . '/documents/doctemplates';
  55     $templates_options = "<option value=''>-- " . xl('Select Template') . " --</option>";
  56     if (file_exists($templatedir)) {
  57       $dh = opendir($templatedir);
  58     }
  59     if ($dh) {
  60       $templateslist = array();
  61       while (false !== ($sfname = readdir($dh))) {
  62         if (substr($sfname, 0, 1) == '.') continue;
  63         $templateslist[$sfname] = $sfname;
  64       }
  65       closedir($dh);
  66       ksort($templateslist);
  67       foreach ($templateslist as $sfname) {
  68         $templates_options .= "<option value='" . htmlspecialchars($sfname, ENT_QUOTES) .
  69           "'>" . htmlspecialchars($sfname) . "</option>";
  70       }
  71     }
  72     $this->assign("TEMPLATES_LIST", $templates_options);
  73
  74                 $activity = $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_upload.html");
  75                 $this->assign("activity", $activity);
  76                 return $this->list_action($patient_id);
  77         }
  78
  79         //Upload multiple files on single click
  80     function upload_action_process() {
  81
  82         // Collect a manually set owner if this has been set
  83         // Used when want to manually assign the owning user/service such as the Direct mechanism
  84         $non_HTTP_owner=false;
  85         if ($this->manual_set_owner) {
  86             $non_HTTP_owner=$this->manual_set_owner;
  87         }
  88
  89         $couchDB = false;
  90         $harddisk = false;
  91         if($GLOBALS['document_storage_method']==0){
  92             $harddisk = true;
  93         }
  94         if($GLOBALS['document_storage_method']==1){
  95             $couchDB = true;
  96         }
  97
  98         if ($_POST['process'] != "true")
  99             return;
 100
 101         $doDecryption = false;
 102         $encrypted = $_POST['encrypted'];
 103         $passphrase = $_POST['passphrase'];
 104         if ( !$GLOBALS['hide_document_encryption'] &&
 105             $encrypted && $passphrase ) {
 106             $doDecryption = true;
 107         }
 108
 109         if (is_numeric($_POST['category_id'])) {
 110             $category_id = $_POST['category_id'];
 111         }
 112
 113         $patient_id = 0;
 114         if (isset($_GET['patient_id']) && !$couchDB) {
 115             $patient_id = $_GET['patient_id'];
 116         }
 117         else if (is_numeric($_POST['patient_id'])) {
 118             $patient_id = $_POST['patient_id'];
 119         }
 120
 121         $sentUploadStatus = array();
 122         if( count($_FILES['file']['name']) > 0){
 123             $upl_inc = 0;
 124             foreach($_FILES['file']['name'] as $key => $value){
 125                 $fname = $value;
 126                 $err = "";
 127                 if ($_FILES['file']['error'][$key] > 0 || empty($fname) || $_FILES['file']['size'][$key] == 0) {
 128                     $fname = $value;
 129                     if (empty($fname)) {
 130                         $fname = htmlentities("<empty>");
 131                     }
 132                     $error = "Error number: " . $_FILES['file']['error'][$key] . " occured while uploading file named: " . $fname . "\n";
 133                     if ($_FILES['file']['size'][$key] == 0) {
 134                         $error .= "The system does not permit uploading files of with size 0.\n";
 135                     }
 136                 }else{
 137                     $tmpfile = fopen($_FILES['file']['tmp_name'][$key], "r");
 138                     $filetext = fread($tmpfile, $_FILES['file']['size'][$key]);
 139                     fclose($tmpfile);
 140                     if ($doDecryption) {
 141                       $filetext = $this->decrypt($filetext, $passphrase);
 142                     }
 143                     if ( $_POST['destination'] != '' ) {
 144                       $fname = $_POST['destination'];
 145                     }
 146                     $d = new Document();
 147                     $rc = $d->createDocument($patient_id, $category_id, $fname,
 148                       $_FILES['file']['type'][$key], $filetext,
 149                       empty($_GET['higher_level_path']) ? '' : $_GET['higher_level_path'],
 150                       empty($_POST['path_depth']) ? 1 : $_POST['path_depth'],
 151                       $non_HTTP_owner);
 152                     if ($rc) {
 153                       $error .= $rc . "\n";
 154                     }
 155                     else {
 156                       $this->assign("upload_success", "true");
 157                     }
 158                     $sentUploadStatus[] = $d;
 159                     $this->assign("file", $sentUploadStatus);
 160                 }
 161
 162                 // Option to run a custom plugin for each file upload.
 163                 // This was initially created to delete the original source file in a custom setting.
 164                 $upload_plugin = $GLOBALS['OE_SITE_DIR'] . "/documentUpload.plugin.php";
 165                 if (file_exists($upload_plugin)) {
 166                   include_once($upload_plugin);
 167                 }
 168                 $upload_plugin_pp = 'documentUploadPostProcess';
 169                 if (function_exists($upload_plugin_pp)) {
 170                   $tmp = call_user_func($upload_plugin_pp, $value, $d);
 171                   if ($tmp) {
 172                     $error = $tmp;
 173                   }
 174                 }
 175                 // Following is just an example of code in such a plugin file.
 176                 /*****************************************************
 177                 function documentUploadPostProcess($filename, &$d) {
 178                   $userid = $_SESSION['authUserID'];
 179                   $row = sqlQuery("SELECT username FROM users WHERE id = ?", array($userid));
 180                   $owner = strtolower($row['username']);
 181                   $dn = '1_' . ucfirst($owner);
 182                   $filepath = "/shared_network_directory/$dn/$filename";
 183                   if (@unlink($filepath)) return '';
 184                   return "Failed to delete '$filepath'.";
 185                 }
 186                 *****************************************************/
 187
 188             }
 189         }
 190
 191         $this->assign("error", nl2br($error));
 192         //$this->_state = false;
 193         $_POST['process'] = "";
 194         //return $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_upload.html");
 195     }
 196
 197         function note_action_process($patient_id) {
 198                 // this function is a dual function that will set up a note associated with a document or send a document via email.
 199
 200                 if ($_POST['process'] != "true")
 201                         return;
 202
 203                 $n = new Note();
 204                 $n->set_owner($_SESSION['authUserID']);
 205                 parent::populate_object($n);
 206                 if ($_POST['identifier'] == "no"){
 207                         // associate a note with a document
 208                         $n->persist();
 209                 }elseif ($_POST['identifier'] == "yes"){
 210                         // send the document via email
 211                         $d = new Document($_POST['foreign_id']);
 212                         $url =  $d->get_url();
 213                         $storagemethod = $d->get_storagemethod();
 214                         $couch_docid = $d->get_couch_docid();
 215                         $couch_revid = $d->get_couch_revid();
 216                         if($couch_docid && $couch_revid){
 217                                 $couch = new CouchDB();
 218                                 $data = array($GLOBALS['couchdb_dbase'],$couch_docid);
 219                                 $resp = $couch->retrieve_doc($data);
 220                                 $content = $resp->data;
 221                                 if($content=='' && $GLOBALS['couchdb_log']==1){
 222                                         $log_content = date('Y-m-d H:i:s')." ==> Retrieving document\r\n";
 223                                         $log_content = date('Y-m-d H:i:s')." ==> URL: ".$url."\r\n";
 224                                         $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Document Id: ".$couch_docid."\r\n";
 225                                         $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Revision Id: ".$couch_revid."\r\n";
 226                                         $log_content .= date('Y-m-d H:i:s')." ==> Failed to fetch document content from CouchDB.\r\n";
 227                                         //$log_content .= date('Y-m-d H:i:s')." ==> Will try to download file from HardDisk if exists.\r\n\r\n";
 228                                         $this->document_upload_download_log($d->get_foreign_id(),$log_content);
 229                                         die(xlt("File retrieval from CouchDB failed"));
 230                                 }
 231                                 // place it in a temporary file and will remove the file below after emailed
 232                                 $temp_couchdb_url = $GLOBALS['OE_SITE_DIR'].'/documents/temp/couch_'.date("YmdHis").$d->get_url_file();
 233                                 $fh = fopen($temp_couchdb_url,"w");
 234                                 fwrite($fh,base64_decode($content));
 235                                 fclose($fh);
 236                                 $temp_url = $temp_couchdb_url; // doing this ensure hard drive file never deleted in case something weird happens
 237                         } else {
 238                                 $url = preg_replace("|^(.*)://|","",$url);
 239                                 // Collect filename and path
 240                                 $from_all = explode("/",$url);
 241                                 $from_filename = array_pop($from_all);
 242                                 $from_pathname_array = array();
 243                                 for ($i=0;$i<$d->get_path_depth();$i++) {
 244                                       $from_pathname_array[] = array_pop($from_all);
 245                                 }
 246                                 $from_pathname_array = array_reverse($from_pathname_array);
 247                                 $from_pathname = implode("/",$from_pathname_array);
 248                                 $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $from_filename;
 249                         }
 250                         if (!file_exists($temp_url)) {
 251                               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;
 252                         }
 253                         $url = $temp_url;
 254                         $body_notes = attr($_POST['note']);
 255                         $pdetails = getPatientData($patient_id);
 256                         $pname = $pdetails['fname']." ".$pdetails['lname'];
 257                         $this->document_send($_POST['provide_email'],$body_notes,$url,$pname);
 258                         if ($couch_docid && $couch_revid) {
 259                               // remove the temporary couchdb file
 260                               unlink($temp_couchdb_url);
 261                         }
 262                 }
 263                 $this->_state = false;
 264                 $_POST['process'] = "";
 265                 return $this->view_action($patient_id,$n->get_foreign_id());
 266         }
 267
 268         function default_action() {
 269                 return $this->list_action();
 270         }
 271
 272         function view_action($patient_id="",$doc_id) {
 273                 // Added by Rod to support document delete:
 274                 global $gacl_object, $phpgacl_location;
 275                 global $ISSUE_TYPES;
 276
 277                 require_once(dirname(__FILE__) . "/../library/acl.inc");
 278                 require_once(dirname(__FILE__) . "/../library/lists.inc");
 279
 280                 $d = new Document($doc_id);
 281                 $n = new Note();
 282
 283                 $notes = $n->notes_factory($doc_id);
 284
 285                 $this->assign("file", $d);
 286                 $this->assign("web_path", $this->_link("retrieve") . "document_id=" . $d->get_id() . "&");
 287                 $this->assign("NOTE_ACTION",$this->_link("note"));
 288                 $this->assign("MOVE_ACTION",$this->_link("move") . "document_id=" . $d->get_id() . "&process=true");
 289                 $this->assign("hide_encryption", $GLOBALS['hide_document_encryption'] );
 290
 291                 // Added by Rod to support document delete:
 292                 $delete_string = '';
 293                 if (acl_check('admin', 'super')) {
 294                         $delete_string = "<a href='' class='css_button' onclick='return deleteme(" . $d->get_id() .
 295                                 ")'><span><font color='red'>" . xl('Delete') . "</font></span></a>";
 296                 }
 297                 $this->assign("delete_string", $delete_string);
 298                 $this->assign("REFRESH_ACTION",$this->_link("list"));
 299
 300                 $this->assign("VALIDATE_ACTION",$this->_link("validate") .
 301                         "document_id=" . $d->get_id() . "&process=true");
 302
 303                 // Added by Rod to support document date update:
 304                 $this->assign("DOCDATE", $d->get_docdate());
 305                 $this->assign("UPDATE_ACTION",$this->_link("update") .
 306                         "document_id=" . $d->get_id() . "&process=true");
 307
 308                 // Added by Rod to support document issue update:
 309                 $issues_options = "<option value='0'>-- " . xl('Select Issue') . " --</option>";
 310                 $ires = sqlStatement("SELECT id, type, title, begdate FROM lists WHERE " .
 311                         "pid = ? " . // AND enddate IS NULL " .
 312                         "ORDER BY type, begdate", array($patient_id) );
 313                 while ($irow = sqlFetchArray($ires)) {
 314                         $desc = $irow['type'];
 315                         if ($ISSUE_TYPES[$desc]) $desc = $ISSUE_TYPES[$desc][2];
 316                         $desc .= ": " . $irow['begdate'] . " " . htmlspecialchars(substr($irow['title'], 0, 40));
 317                         $sel = ($irow['id'] == $d->get_list_id()) ? ' selected' : '';
 318                         $issues_options .= "<option value='" . $irow['id'] . "'$sel>$desc</option>";
 319                 }
 320                 $this->assign("ISSUES_LIST", $issues_options);
 321
 322                 // For tagging to encounter
 323                 // Populate the dropdown with patient's encounter list
 324                 $this->assign("TAG_ACTION",$this->_link("tag") . "document_id=" . $d->get_id() . "&process=true");
 325                 $encOptions = "<option value='0'>-- " . xlt('Select Encounter') . " --</option>";
 326                 $result_docs = sqlStatement("SELECT fe.encounter,fe.date,openemr_postcalendar_categories.pc_catname FROM form_encounter AS fe " .
 327                         "LEFT JOIN openemr_postcalendar_categories ON fe.pc_catid=openemr_postcalendar_categories.pc_catid  WHERE fe.pid = ? ORDER BY fe.date desc",array($patient_id));
 328                 if ( sqlNumRows($result_docs) > 0)
 329                 while($row_result_docs = sqlFetchArray($result_docs)) {
 330                         $sel_enc = ($row_result_docs['encounter'] == $d->get_encounter_id()) ? ' selected' : '';
 331                         $encOptions .= "<option value='" . attr($row_result_docs['encounter']) . "' $sel_enc>". oeFormatShortDate(date('Y-m-d', strtotime($row_result_docs['date']))) . "-" . text($row_result_docs['pc_catname'])."</option>";
 332                 }
 333                 $this->assign("ENC_LIST", $encOptions);
 334
 335                 //Populate the dropdown with category list
 336                 $visit_category_list = "<option value='0'>-- " . xlt('Select One') . " --</option>";
 337                 $cres = sqlStatement("SELECT pc_catid, pc_catname FROM openemr_postcalendar_categories ORDER BY pc_catname");
 338                 while ($crow = sqlFetchArray($cres)) {
 339                         $catid = $crow['pc_catid'];
 340                         if ($catid < 9 && $catid != 5) continue; // Applying same logic as in new encounter page.
 341                         $visit_category_list .="<option value='".attr($catid)."'>" . text(xl_appt_category($crow['pc_catname'])) . "</option>\n";
 342                 }
 343                 $this->assign("VISIT_CATEGORY_LIST", $visit_category_list);
 344
 345                 $this->assign("notes",$notes);
 346
 347                 $this->_last_node = null;
 348
 349                 $menu  = new HTML_TreeMenu();
 350
 351                 //pass an empty array because we don't want the documents for each category showing up in this list box
 352                 $rnode = $this->_array_recurse($this->tree->tree,array());
 353                 $menu->addItem($rnode);
 354                 $treeMenu_listbox  = new HTML_TreeMenu_Listbox($menu, array("promoText" => xl('Move Document to Category:')));
 355
 356                 $this->assign("tree_html_listbox",$treeMenu_listbox->toHTML());
 357
 358                 $activity = $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_view.html");
 359                 $this->assign("activity", $activity);
 360
 361                 return $this->list_action($patient_id);
 362         }
 363
 364         function encrypt( $plaintext, $key, $cypher = 'tripledes', $mode = 'cfb' )
 365     {
 366         $td = mcrypt_module_open( $cypher, '', $mode, '');
 367         $iv = mcrypt_create_iv( mcrypt_enc_get_iv_size( $td ), MCRYPT_RAND );
 368         mcrypt_generic_init( $td, $key, $iv );
 369         $crypttext = mcrypt_generic( $td, $plaintext );
 370         mcrypt_generic_deinit( $td );
 371         return $iv.$crypttext;
 372     }
 373
 374     function decrypt( $crypttext, $key, $cypher = 'tripledes', $mode = 'cfb' )
 375     {
 376         $plaintext = '';
 377         $td = mcrypt_module_open( $cypher, '', $mode, '' );
 378         $ivsize = mcrypt_enc_get_iv_size( $td) ;
 379         $iv = substr( $crypttext, 0, $ivsize );
 380         $crypttext = substr( $crypttext, $ivsize );
 381         if( $iv )
 382         {
 383             mcrypt_generic_init( $td, $key, $iv );
 384             $plaintext = mdecrypt_generic( $td, $crypttext );
 385         }
 386         return $plaintext;
 387     }
 388
 389
 390         function retrieve_action($patient_id="",$document_id,$as_file=true,$original_file=true,$disable_exit=false) {
 391
 392             $encrypted = $_POST['encrypted'];
 393                 $passphrase = $_POST['passphrase'];
 394                 $doEncryption = false;
 395                 if ( !$GLOBALS['hide_document_encryption'] &&
 396                     $encrypted == "true" &&
 397                     $passphrase ) {
 398                     $doEncryption = true;
 399                 }
 400
 401                 //controller function ruins booleans, so need to manually re-convert to booleans
 402                 if ($as_file == "true") {
 403                         $as_file=true;
 404                 }
 405                 else if ($as_file == "false") {
 406                         $as_file=false;
 407                 }
 408                 if ($original_file == "true") {
 409                         $original_file=true;
 410                 }
 411                 else if ($original_file == "false") {
 412                         $original_file=false;
 413                 }
 414                 if ($disable_exit == "true") {
 415                         $disable_exit=true;
 416                 }
 417                 else if ($disable_exit == "false") {
 418                         $disable_exit=false;
 419                 }
 420
 421                 $d = new Document($document_id);
 422                 $url =  $d->get_url();
 423                 $storagemethod = $d->get_storagemethod();
 424                 $couch_docid = $d->get_couch_docid();
 425                 $couch_revid = $d->get_couch_revid();
 426
 427                 if($couch_docid && $couch_revid && $original_file){
 428                         $couch = new CouchDB();
 429                         $data = array($GLOBALS['couchdb_dbase'],$couch_docid);
 430                         $resp = $couch->retrieve_doc($data);
 431                         $content = $resp->data;
 432                         if($content=='' && $GLOBALS['couchdb_log']==1){
 433                                 $log_content = date('Y-m-d H:i:s')." ==> Retrieving document\r\n";
 434                                 $log_content = date('Y-m-d H:i:s')." ==> URL: ".$url."\r\n";
 435                                 $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Document Id: ".$couch_docid."\r\n";
 436                                 $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Revision Id: ".$couch_revid."\r\n";
 437                                 $log_content .= date('Y-m-d H:i:s')." ==> Failed to fetch document content from CouchDB.\r\n";
 438                                 $log_content .= date('Y-m-d H:i:s')." ==> Will try to download file from HardDisk if exists.\r\n\r\n";
 439                                 $this->document_upload_download_log($d->get_foreign_id(),$log_content);
 440                                 die(xl("File retrieval from CouchDB failed"));
 441                         }
 442                         if($disable_exit == true) {
 443                             return base64_decode($content);
 444                         }
 445                         header('Content-Description: File Transfer');
 446                         header('Content-Transfer-Encoding: binary');
 447                         header('Expires: 0');
 448                         header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
 449                         header('Pragma: public');
 450                         $tmpcouchpath = $GLOBALS['OE_SITE_DIR'].'/documents/temp/couch_'.date("YmdHis").$d->get_url_file();
 451                         $fh = fopen($tmpcouchpath,"w");
 452                         fwrite($fh,base64_decode($content));
 453                         fclose($fh);
 454                         $f = fopen($tmpcouchpath,"r");
 455                         if ( $doEncryption ) {
 456                                 $filetext = fread( $f, filesize($tmpcouchpath) );
 457                                 $ciphertext = $this->encrypt( $filetext, $passphrase );
 458                                 $tmpfilepath = $GLOBALS['temporary_files_dir'];
 459                                 $tmpfilename = "/encrypted_".$d->get_url_file();
 460                                 $tmpfile = fopen( $tmpfilepath.$tmpfilename, "w+" );
 461                                 fwrite( $tmpfile, $ciphertext );
 462                                 fclose( $tmpfile );
 463                                 header('Content-Disposition: attachment; filename='.$tmpfilename );
 464                                 header("Content-Type: application/octet-stream" );
 465                                 header("Content-Length: " . filesize( $tmpfilepath.$tmpfilename ) );
 466                                 ob_clean();
 467                                 flush();
 468                                 readfile( $tmpfilepath.$tmpfilename );
 469                                 unlink( $tmpfilepath.$tmpfilename );
 470                         } else {
 471                                 header("Content-Disposition: " . ($as_file ? "attachment" : "inline") . "; filename=\"" . basename($d->get_url()) . "\"");
 472                                 header("Content-Type: " . $d->get_mimetype());
 473                                 header("Content-Length: " . filesize($tmpcouchpath));
 474                                 fpassthru($f);
 475                         }
 476                         fclose($f);
 477                         if($content!='')
 478                         unlink($tmpcouchpath);
 479                         exit;//exits only if file download from CouchDB is successfull.
 480                 }
 481                 //strip url of protocol handler
 482                 $url = preg_replace("|^(.*)://|","",$url);
 483
 484                 //change full path to current webroot.  this is for documents that may have
 485                 //been moved from a different filesystem and the full path in the database
 486                 //is not current.  this is also for documents that may of been moved to
 487                 //different patients. Note that the path_depth is used to see how far down
 488                 //the path to go. For example, originally the path_depth was always 1, which
 489                 //only allowed things like documents/1/<file>, but now can have more structured
 490                 //directories. For example a path_depth of 2 can give documents/encounters/1/<file>
 491                 // etc.
 492                 // NOTE that $from_filename and basename($url) are the same thing
 493                 $from_all = explode("/",$url);
 494                 $from_filename = array_pop($from_all);
 495                 $from_pathname_array = array();
 496                 for ($i=0;$i<$d->get_path_depth();$i++) {
 497                         $from_pathname_array[] = array_pop($from_all);
 498                 }
 499                 $from_pathname_array = array_reverse($from_pathname_array);
 500                 $from_pathname = implode("/",$from_pathname_array);
 501     if($couch_docid && $couch_revid){
 502         //for couchDB no URL is available in the table, hence using the foreign_id which is patientID
 503         $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/temp/' . $d->get_foreign_id() . '_' . $from_filename;
 504
 505         }
 506         else{
 507         $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $from_filename;
 508         }
 509
 510                 if (file_exists($temp_url)) {
 511                         $url = $temp_url;
 512                 }
 513
 514
 515                 if (!file_exists($url)) {
 516                         echo xl('The requested document is not present at the expected location on the filesystem or there are not sufficient permissions to access it.','','',' ') . $url;
 517
 518                 }
 519                 else {
 520                         if ($original_file) {
 521                             //normal case when serving the file referenced in database
 522                             if($disable_exit == true) {
 523                                 $f = fopen($url,"r");
 524                                 $filetext = fread( $f, filesize($url) );
 525                                 return $filetext;
 526                             }
 527                 header('Content-Description: File Transfer');
 528                 header('Content-Transfer-Encoding: binary');
 529                 header('Expires: 0');
 530                 header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
 531                 header('Pragma: public');
 532                             $f = fopen($url,"r");
 533                             if ( $doEncryption ) {
 534                                 $filetext = fread( $f, filesize($url) );
 535                                 $ciphertext = $this->encrypt( $filetext, $passphrase );
 536                                 $tmpfilepath = $GLOBALS['temporary_files_dir'];
 537                                 $tmpfilename = "/encrypted_".$d->get_url_file();
 538                                 $tmpfile = fopen( $tmpfilepath.$tmpfilename, "w+" );
 539                     fwrite( $tmpfile, $ciphertext );
 540                     fclose( $tmpfile );
 541                     header('Content-Disposition: attachment; filename='.$tmpfilename );
 542                                 header("Content-Type: application/octet-stream" );
 543                                 header("Content-Length: " . filesize( $tmpfilepath.$tmpfilename ) );
 544                                 ob_clean();
 545                             flush();
 546                             readfile( $tmpfilepath.$tmpfilename );
 547                     unlink( $tmpfilepath.$tmpfilename );
 548                             } else {
 549                                 header("Content-Disposition: " . ($as_file ? "attachment" : "inline") . "; filename=\"" . basename($d->get_url()) . "\"");
 550                                 header("Content-Type: " . $d->get_mimetype());
 551                                 header("Content-Length: " . filesize($url));
 552                                 fpassthru($f);
 553                             }
 554                             exit;
 555                         }
 556                         else {
 557                             //special case when retrieving a document that has been converted to a jpg and not directly referenced in database
 558                                 $convertedFile = substr(basename($url), 0, strrpos(basename($url), '.')) . '_converted.jpg';
 559                                 if($couch_docid && $couch_revid){
 560                                 $url = $GLOBALS['OE_SITE_DIR'] . '/documents/temp/' . $convertedFile;
 561                                 }
 562                                 else{
 563                                 $url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $convertedFile;
 564                 }
 565                                 if($disable_exit == true) {
 566                                     return ;
 567                                 }
 568                                 header("Pragma: public");
 569                             header("Expires: 0");
 570                             header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
 571                             header("Content-Disposition: " . ($as_file ? "attachment" : "inline") . "; filename=\"" . basename($url) . "\"");
 572                             header("Content-Type: image/jpeg");
 573                             header("Content-Length: " . filesize($url));
 574                             $f = fopen($url,"r");
 575                             fpassthru($f);
 576                                 if($couch_docid && $couch_revid){
 577                                 fclose($f);
 578                                 unlink($url);
 579                                 $url=str_replace("_converted.jpg",'.pdf',$url);
 580                                 unlink($url);
 581                                 }
 582                             exit;
 583                         }
 584                 }
 585         }
 586
 587         function queue_action($patient_id="") {
 588                 $messages = $this->_tpl_vars['messages'];
 589                 $queue_files = array();
 590
 591                 //see if the repository exists and it is a directory else error
 592                 if (file_exists($this->_config['repository']) && is_dir($this->_config['repository'])) {
 593                         $dir = opendir($this->_config['repository']);
 594                         //read each entry in the directory
 595                         while (($file = readdir($dir)) !== false) {
 596                                 //concat the filename and path
 597                                 $file = $this->_config['repository'] .$file;
 598                                 $file_info = array();
 599                                 //if the filename is a file get its info and put into a tmp array
 600                                 if (is_file($file) && strpos(basename($file),".") !== 0) {
 601                                         $file_info['filename'] = basename($file);
 602                                         $file_info['mtime'] = date("m/d/Y H:i:s",filemtime($file));
 603                                         $d = $this->Document->document_factory_url("file://" . $file);
 604                                         preg_match("/^([0-9]+)_/",basename($file),$patient_match);
 605                                         $file_info['patient_id'] = $patient_match[1];
 606                                         $file_info['document_id'] = $d->get_id();
 607                                         $file_info['web_path'] = $this->_link("retrieve",true) . "document_id=" . $d->get_id() . "&";
 608
 609                                         //merge the tmp array into the larger array
 610                                         $queue_files[] = $file_info;
 611                                 }
 612                 }
 613                 closedir($dir);
 614                 }
 615                 else {
 616                         $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";
 617                 }
 618
 619
 620                 $this->assign("queue_files",$queue_files);
 621                 $this->_last_node = null;
 622
 623                 $menu  = new HTML_TreeMenu();
 624
 625                 //pass an empty array because we don't want the documents for each category showing up in this list box
 626                 $rnode = $this->_array_recurse($this->tree->tree,array());
 627                 $menu->addItem($rnode);
 628                 $treeMenu_listbox  = new HTML_TreeMenu_Listbox($menu, array());
 629
 630                 $this->assign("tree_html_listbox",$treeMenu_listbox->toHTML());
 631
 632                 $this->assign("messages",nl2br($messages));
 633                 return $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_queue.html");
 634         }
 635
 636         function queue_action_process() {
 637                 if ($_POST['process'] != "true")
 638                         return;
 639
 640                 $messages = $this->_tpl_vars['messages'];
 641
 642                 //build a category tree so we can have a list of category ids that are valid
 643                 $ct = new CategoryTree(1);
 644                 $categories = $ct->_id_name;
 645
 646                 //see if there were and posted files and assign them
 647                 $files = null;
 648                 is_array($_POST['files']) ? $files = $_POST['files']: $files = array();
 649
 650                 //loop through posted files
 651                 foreach($files as $doc_id=> $file) {
 652                         //only operate on files checked as active
 653                         if (!$file['active']) continue;
 654
 655                         //run basic validation checks
 656                         if (!is_numeric($file['patient_id']) || !is_numeric($file['category_id']) || !is_numeric($doc_id)) {
 657                                 $messages .= "Error processing file '" . $file['name'] ."' the patient id must be a number and the category must exist.\n";
 658                                 continue;
 659                         }
 660
 661                         //validate that the pod exists
 662                         $d = new Document($doc_id);
 663                         $sql = "SELECT pid from patient_data where pubpid = '" . $file['patient_id'] . "'";
 664                         $result = $d->_db->Execute($sql);
 665
 666                         if (!$result || $result->EOF) {
 667                                 //patient id does not exist
 668                                 $messages .= "Error processing file '" . $file['name'] ." the specified patient id '" . $file['patient_id'] . "' could not be found.\n";
 669                                 continue;
 670                         }
 671
 672                         //validate that the category id exists
 673                         if (!isset($categories[$file['category_id']])) {
 674                                 $messages .= "Error processing file '" . $file['name'] . " the specified category with id '" . $file['category_id'] . "' could not be found.\n";
 675                                 continue;
 676                         }
 677
 678                         //now do the work of moving the file
 679                         $new_path = $this->_config['repository'] . $file['patient_id'] ."/";
 680
 681                         //see if the patient dir exists in the repository and create if not
 682                         if (!file_exists($new_path)) {
 683                                 if (!mkdir($new_path,0700)) {
 684                                         $messages .= "The system was unable to create the directory for this upload, '" . $new_path . "'.\n";
 685                                         continue;
 686                                 }
 687                         }
 688
 689                         //fname is the name of the file after it is moved
 690                         $fname = $file['name'];
 691
 692                         //see if patient autonumbering is used in this filename, if so strip out the autonumber part
 693                         preg_match("/^([0-9]+)_/",basename($fname),$patient_match);
 694                         if ($patient_match[1] == $file['patient_id']) {
 695                                 $fname = preg_replace("/^([0-9]+)_/","",$fname);
 696                         }
 697
 698                         //filenames should not have funny chars
 699                         $fname = preg_replace("/[^a-zA-Z0-9_.]/","_",$fname);
 700
 701                         //see if there is an existing file with the same name and rename as necessary
 702                         if (file_exists($new_path.$file['name'])) {
 703                                 $messages .= "File with same name already exists at location: " . $new_path . "\n";
 704                                 $fname = basename($this->_rename_file($new_path.$file['name']));
 705                                 $messages .= "Current file name was changed to " . $fname ."\n";
 706                         }
 707
 708                         //now move the file
 709                         if (rename($this->_config['repository'].$file['name'],$new_path.$fname)) {
 710                                 $messages .= "File " . $fname . " moved to patient id '" . $file['patient_id'] ."' and category '" . $categories[$file['category_id']]['name'] . "' successfully.\n";
 711                                 $d->url = "file://" .$new_path.$fname;
 712                                 $d->set_foreign_id($file['patient_id']);
 713                                 $d->set_mimetype($mimetype);
 714                                 $d->persist();
 715                                 $d->populate();
 716
 717                                 if (is_numeric($d->get_id()) && is_numeric($file['category_id'])) {
 718                                   $sql = "REPLACE INTO categories_to_documents set category_id = '" . $file['category_id'] . "', document_id = '" . $d->get_id() . "'";
 719                                   $d->_db->Execute($sql);
 720                                 }
 721                         }
 722                         else {
 723                                 $error .= "The file could not be succesfully stored, this error is usually related to permissions problems on the storage system.\n";
 724                         }
 725                 }
 726                         $this->assign("messages",$messages);
 727                         $_POST['process'] = "";
 728         }
 729
 730         function move_action_process($patient_id="",$document_id) {
 731                 if ($_POST['process'] != "true")
 732                         return;
 733
 734                 $new_category_id = $_POST['new_category_id'];
 735                 $new_patient_id = $_POST['new_patient_id'];
 736
 737                 //move to new category
 738                 if (is_numeric($new_category_id) && is_numeric($document_id)) {
 739                         $sql = "UPDATE categories_to_documents set category_id = '" . $new_category_id . "' where document_id = '" . $document_id ."'";
 740                         $messages .= xl('Document moved to new category','','',' \'') . $this->tree->_id_name[$new_category_id]['name']  . xl('successfully.','','\' ') . "\n";
 741                         //echo $sql;
 742                         $this->tree->_db->Execute($sql);
 743                 }
 744
 745                 //move to new patient
 746                 if (is_numeric($new_patient_id) && is_numeric($document_id)) {
 747                         $d = new Document($document_id);
 748                         // $sql = "SELECT pid from patient_data where pubpid = '" . $new_patient_id . "'";
 749                         $sql = "SELECT pid from patient_data where pid = '" . $new_patient_id . "'";
 750                         $result = $d->_db->Execute($sql);
 751
 752                         if (!$result || $result->EOF) {
 753                                 //patient id does not exist
 754                                 $messages .= xl('Document could not be moved to patient id','','',' \'') . $new_patient_id  . xl('because that id does not exist.','','\' ') . "\n";
 755                         }
 756                         else {
 757         $couchsavefailed = !$d->change_patient($new_patient_id);
 758
 759                                 $this->_state = false;
 760                                 if(!$couchsavefailed){
 761
 762                                 $messages .= xl('Document moved to patient id','','',' \'') . $new_patient_id  . xl('successfully.','','\' ') . "\n";
 763                                 }
 764                                 else{
 765
 766                                 $messages .= xl('Document moved to patient id','','',' \'') . $new_patient_id  . xl('Failed.','','\' ') . "\n";
 767                                 }
 768                                 $this->assign("messages",$messages);
 769                                 return $this->list_action($patient_id);
 770                         }
 771                 }
 772                 //in this case return the document to the queue instead of moving it
 773                 elseif (strtolower($new_patient_id) == "q" && is_numeric($document_id)) {
 774                         $d = new Document($document_id);
 775                         $new_path = $this->_config['repository'];
 776                         $fname = $d->get_url_file();
 777
 778                         //see if there is an existing file with the same name and rename as necessary
 779                         if (file_exists($new_path.$d->get_url_file())) {
 780                                 $messages .= "File with same name already exists in the queue.\n";
 781                                 $fname = basename($this->_rename_file($new_path.$d->get_url_file()));
 782                                 $messages .= "Current file name was changed to " . $fname ."\n";
 783                         }
 784
 785                         //now move the file
 786                         if (rename($d->get_url_filepath(),$new_path.$fname)) {
 787                                 $d->url = "file://" .$new_path.$fname;
 788                                 $d->set_foreign_id("");
 789                                 $d->persist();
 790                                 $d->persist();
 791                                 $d->populate();
 792
 793                                 $sql = "DELETE FROM categories_to_documents where document_id =" . $d->_db->qstr($document_id);
 794                                 $d->_db->Execute($sql);
 795                                 $messages .= "Document returned to queue successfully.\n";
 796
 797                         }
 798                         else {
 799                                 $messages .= "The file could not be succesfully stored, this error is usually related to permissions problems on the storage system.\n";
 800                         }
 801
 802                         $this->_state = false;
 803                         $this->assign("messages",$messages);
 804                         return $this->list_action($patient_id);
 805                 }
 806
 807                 $this->_state = false;
 808                 $this->assign("messages",$messages);
 809                 return $this->view_action($patient_id,$document_id);
 810         }
 811
 812         function validate_action_process($patient_id="", $document_id) {
 813
 814                 $d = new Document($document_id);
 815                 if($d->couch_docid && $d->couch_revid){
 816                         $file_path = $GLOBALS['OE_SITE_DIR'].'/documents/temp/';
 817                         $url = $file_path.$d->get_url();
 818                         $couch = new CouchDB();
 819                         $data = array($GLOBALS['couchdb_dbase'],$d->couch_docid);
 820                         $resp = $couch->retrieve_doc($data);
 821                         $content = $resp->data;
 822                         //--------Temporarily writing the file for calculating the hash--------//
 823                         //-----------Will be removed after calculating the hash value----------//
 824                         $temp_file = fopen($url,"w");
 825                         fwrite($temp_file,base64_decode($content));
 826                         fclose($temp_file);
 827                 }
 828                 else{
 829                 $url =  $d->get_url();
 830
 831                 //strip url of protocol handler
 832                 $url = preg_replace("|^(.*)://|","",$url);
 833
 834                 //change full path to current webroot.  this is for documents that may have
 835                 //been moved from a different filesystem and the full path in the database
 836                 //is not current.  this is also for documents that may of been moved to
 837                 //different patients. Note that the path_depth is used to see how far down
 838                 //the path to go. For example, originally the path_depth was always 1, which
 839                 //only allowed things like documents/1/<file>, but now can have more structured
 840                 //directories. For example a path_depth of 2 can give documents/encounters/1/<file>
 841                 // etc.
 842                 // NOTE that $from_filename and basename($url) are the same thing
 843                 $from_all = explode("/",$url);
 844                 $from_filename = array_pop($from_all);
 845                 $from_pathname_array = array();
 846                 for ($i=0;$i<$d->get_path_depth();$i++) {
 847                         $from_pathname_array[] = array_pop($from_all);
 848                 }
 849                 $from_pathname_array = array_reverse($from_pathname_array);
 850                 $from_pathname = implode("/",$from_pathname_array);
 851                 $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $from_filename;
 852                 if (file_exists($temp_url)) {
 853                         $url = $temp_url;
 854                 }
 855
 856             if ($_POST['process'] != "true") {
 857                         die("process is '" . $_POST['process'] . "', expected 'true'");
 858                         return;
 859                 }
 860                 }
 861                 $d = new Document( $document_id );
 862                 $current_hash = sha1_file( $url );
 863                 $messages = xl('Current Hash').": ".$current_hash."<br>";
 864                 $messages .= xl('Stored Hash').": ".$d->get_hash()."<br>";
 865                 if ( $d->get_hash() == '' ) {
 866                     $d->hash = $current_hash;
 867                     $d->persist();
 868                     $d->populate();
 869                     $messages .= xl('Hash did not exist for this file. A new hash was generated.');
 870                 } else if ( $current_hash != $d->get_hash() ) {
 871                     $messages .= xl('Hash does not match. Data integrity has been compromised.');
 872                 } else {
 873                     $messages .= xl('Document passed integrity check.');
 874                 }
 875                 $this->_state = false;
 876                 $this->assign("messages", $messages);
 877                 if($d->couch_docid && $d->couch_revid){
 878                         //Removing the temporary file which is used to create the hash
 879                         unlink($GLOBALS['OE_SITE_DIR'].'/documents/temp/'.$d->get_url());
 880                 }
 881                 return $this->view_action($patient_id, $document_id);
 882         }
 883
 884         // Added by Rod for metadata update.
 885         //
 886         function update_action_process($patient_id="", $document_id) {
 887
 888                 if ($_POST['process'] != "true") {
 889                         die("process is '" . $_POST['process'] . "', expected 'true'");
 890                         return;
 891                 }
 892
 893                 $docdate = $_POST['docdate'];
 894                 $docname = $_POST['docname'];
 895                 $issue_id = $_POST['issue_id'];
 896
 897                 if (is_numeric($document_id)) {
 898                     $messages = '';
 899                     $d = new Document( $document_id );
 900                     $file_name = $d->get_url_file();
 901                     if ( $docname != '' &&
 902                          $docname != $file_name ) {
 903                         $path = $d->get_url_filepath();
 904                         $path = str_replace( $file_name, "", $path );
 905                         $new_url = $this->_rename_file( $path.$docname );
 906                     if ( rename( $d->get_url(), $new_url ) ) {
 907                         // check the "converted" file, and delete it if it exists. It will be regenerated when report is run
 908                         $url = preg_replace("|^(.*)://|","",$d->get_url());
 909                         $convertedFile = substr(basename($url), 0, strrpos(basename($url), '.')) . '_converted.jpg';
 910                     $url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $patient_id . '/' . $convertedFile;
 911                                 if ( file_exists( $url ) ) {
 912                                     unlink( $url );
 913                                 }
 914                                 $d->url = $new_url;
 915                     $d->persist();
 916                     $d->populate();
 917                                 $messages .= xl('Document successfully renamed.')."<br>";
 918                         } else {
 919                                 $messages .= xl('The file could not be succesfully renamed, this error is usually related to permissions problems on the storage system.')."<br>";
 920                         }
 921                     }
 922
 923                         if (preg_match('/^\d\d\d\d-\d+-\d+$/', $docdate)) {
 924                                 $docdate = "'$docdate'";
 925                         } else {
 926                                 $docdate = "NULL";
 927                         }
 928                         if (!is_numeric($issue_id)) {
 929                                 $issue_id = 0;
 930                         }
 931                         $couch_docid = $d->get_couch_docid();
 932                         $couch_revid = $d->get_couch_revid();
 933                         if($couch_docid && $couch_revid ){
 934                         $sql = "UPDATE documents SET docdate = $docdate, url = '".$_POST['docname']."', " .
 935                                         "list_id = '$issue_id' " .
 936                                         "WHERE id = '$document_id'";
 937                         $this->tree->_db->Execute($sql);
 938
 939                         }
 940                         else{
 941                         $sql = "UPDATE documents SET docdate = $docdate, " .
 942                                 "list_id = '$issue_id' " .
 943                                 "WHERE id = '$document_id'";
 944                         $this->tree->_db->Execute($sql);
 945                         }
 946                         $messages .= xl('Document date and issue updated successfully') . "<br>";
 947                 }
 948
 949                 $this->_state = false;
 950                 $this->assign("messages", $messages);
 951                 return $this->view_action($patient_id, $document_id);
 952         }
 953
 954         function list_action($patient_id = "") {
 955                 $this->_last_node = null;
 956                 $categories_list = $this->tree->_get_categories_array($patient_id);
 957                 //print_r($categories_list);
 958
 959                 $menu  = new HTML_TreeMenu();
 960                 $rnode = $this->_array_recurse($this->tree->tree,$categories_list);
 961                 $menu->addItem($rnode);
 962                 $treeMenu = new HTML_TreeMenu_DHTML($menu, array('images' => 'images', 'defaultClass' => 'treeMenuDefault'));
 963                 $treeMenu_listbox  = new HTML_TreeMenu_Listbox($menu, array('linkTarget' => '_self'));
 964
 965                 $this->assign("tree_html",$treeMenu->toHTML());
 966
 967                 return $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_list.html");
 968         }
 969
 970     /*  This is a recursive function to rename a file to something that doesn't already exist.
 971      *      Modified in version 3.2.0 to place a counter within the filename (previously was placed
 972      *      at end) to ensure documents opened correctly by external browser viewers. If the
 973      *      counter is at the end of the file, then will use it (to continue to work with older
 974      *      files), however all new counters will be placed within filenames.
 975      *
 976      *      Modified to only deal with base file name when renaming, to avoid issues with directory
 977      *      names with dots.
 978      */
 979     function _rename_file($fname) {
 980         $path = dirname($fname);
 981         $file = basename($fname);
 982
 983         $fparts = explode("\.",$file);
 984
 985         if (count($fparts) > 1) {
 986             if (is_numeric($fparts[count($fparts) -2]) && (count($fparts) > 2)) {
 987                 //increment the counter in filename
 988                 $fparts[count($fparts) -2] = $fparts[count($fparts) -2] + 1;
 989             } elseif (is_numeric($fparts[count($fparts) -1]) && $fparts[count($fparts) -1] < 1000) {
 990                 //increment counter at end of filename (so compatible with previous openemr version files
 991                 $fparts[count($fparts) -1] = $fparts[count($fparts) -1] + 1;
 992             } elseif (is_numeric($fparts[count($fparts) -1])) {
 993                 //leave date at end and place counter in filename
 994                 array_splice($fparts, -1, 0, "1");
 995             } else {
 996                 //add the counter to filename
 997                 array_splice($fparts, -1, 0, "1");
 998             }
 999         } else { // (count($fparts) == 1)
1000             //place counter at end of filename
1001             array_push($fparts, "1");
1002         }
1003
1004         $fname = $path.DIRECTORY_SEPARATOR.join(".", $fparts);
1005
1006         if (file_exists($fname)) {
1007             return $this->_rename_file($fname);
1008         } else {
1009             return($fname);
1010         }
1011     }
1012
1013         function &_array_recurse($array,$categories = array()) {
1014                 if (!is_array($array)) {
1015                         $array = array();
1016                 }
1017                 $node = &$this->_last_node;
1018                 $current_node = &$node;
1019                 $expandedIcon = 'folder-expanded.gif';
1020                 foreach($array as $id => $ar) {
1021                         $icon = 'folder.gif';
1022                         if (is_array($ar)  || !empty($id)) {
1023                           if ($node == null) {
1024                                 //echo "r:" . $this->tree->get_node_name($id) . "<br>";
1025                             $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));
1026                             $this->_last_node = &$rnode;
1027                                 $node = &$rnode;
1028                                 $current_node = &$rnode;
1029                           }
1030                           else {
1031                                 //echo "p:" . $this->tree->get_node_name($id) . "<br>";
1032                             $this->_last_node = &$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)));
1033                             $current_node = &$this->_last_node;
1034                           }
1035
1036                           $this->_array_recurse($ar,$categories);
1037                         }
1038                         else {
1039                                 if ($id === 0 && !empty($ar)) {
1040                                   $info = $this->tree->get_node_info($id);
1041                                   //echo "b:" . $this->tree->get_node_name($id) . "<br>";
1042                                   $current_node = &$node->addItem(new HTML_TreeNode(array("id" => $id, 'text' => $info['value'], 'link' => $this->_link("upload") . "parent_id=" . $id . "&", 'icon' => $icon, 'expandedIcon' => $expandedIcon)));
1043                                 }
1044                                 else {
1045                                         //there is a third case that is implicit here when title === 0 and $ar is empty, in that case we do not want to do anything
1046                                         //this conditional tree could be more efficient but working with recursive trees makes my head hurt, TODO
1047                                         if ($id !== 0 && is_object($node)) {
1048                                           //echo "n:" . $this->tree->get_node_name($id) . "<br>";
1049                                           $current_node = &$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)));
1050
1051                                         }
1052                                 }
1053                         }
1054
1055                         // If there are documents in this document category, then add their
1056                         // attributes to the current node.
1057                         $icon = "file3.png";
1058                         if (is_array($categories[$id])) {
1059                                 foreach ($categories[$id] as $doc) {
1060           if($this->tree->get_node_name($id) == "CCR"){
1061             $current_node->addItem(new HTML_TreeNode(array(
1062               'text' => $doc['docdate'] . ' ' . basename($doc['url']),
1063               'link' => $this->_link("view") . "doc_id=" . $doc['document_id'] . "&",
1064               'icon' => $icon,
1065               'expandedIcon' => $expandedIcon,
1066               'events' => array('Onclick' => "javascript:newwindow=window.open('ccr/display.php?type=CCR&doc_id=" . $doc['document_id'] . "','CCR');")
1067             )));
1068           }elseif($this->tree->get_node_name($id) == "CCD"){
1069             $current_node->addItem(new HTML_TreeNode(array(
1070               'text' => $doc['docdate'] . ' ' . basename($doc['url']),
1071               'link' => $this->_link("view") . "doc_id=" . $doc['document_id'] . "&",
1072               'icon' => $icon,
1073               'expandedIcon' => $expandedIcon,
1074               'events' => array('Onclick' => "javascript:newwindow=window.open('ccr/display.php?type=CCD&doc_id=" . $doc['document_id'] . "','CCD');")
1075             )));
1076           }else{
1077             $current_node->addItem(new HTML_TreeNode(array(
1078               'text' => $doc['docdate'] . ' ' . basename($doc['url']),
1079               'link' => $this->_link("view") . "doc_id=" . $doc['document_id'] . "&",
1080               'icon' => $icon,
1081               'expandedIcon' => $expandedIcon
1082             )));
1083           }
1084                                 }
1085                         }
1086
1087                 }
1088                 return $node;
1089         }
1090
1091         //function for logging  the errors in writing file to CouchDB/Hard Disk
1092         function document_upload_download_log($patientid,$content){
1093                 $log_path = $GLOBALS['OE_SITE_DIR']."/documents/couchdb/";
1094                 $log_file = 'log.txt';
1095                 if(!is_dir($log_path))
1096                     mkdir($log_path,0777,true);
1097                 $LOG = fopen($log_path.$log_file,'a');
1098                 fwrite($LOG,$content);
1099                 fclose($LOG);
1100         }
1101
1102         function document_send($email,$body,$attfile,$pname) {
1103                 if (empty($email)) {
1104                         $this->assign("process_result","Email could not be sent, the address supplied: '$email' was empty or invalid.");
1105                         return;
1106                 }
1107
1108                   $desc = "Please check the attached patient document.\n Content:".attr($body);
1109                   $mail = new MyMailer();
1110                   $from_name = $GLOBALS["practice_return_email_path"];
1111                   $from =  $GLOBALS["practice_return_email_path"];
1112                   $mail->AddReplyTo($from,$from_name);
1113                   $mail->SetFrom($from,$from );
1114                   $to = $email ; $to_name =$email;
1115                   $mail->AddAddress($to, $to_name);
1116                   $subject = "Patient documents";
1117                   $mail->Subject = $subject;
1118                   $mail->Body = $desc;
1119                   $mail->AddAttachment($attfile);
1120                   if ($mail->Send()) {
1121                          $retstatus = "email_sent";
1122                   } else {
1123                         $email_status = $mail->ErrorInfo;
1124                         //echo "EMAIL ERROR: ".$email_status;
1125                         $retstatus =  "email_fail";
1126                   }
1127         }
1128
1129 //place to hold optional code
1130 //$first_node = array_keys($t->tree);
1131                 //$first_node = $first_node[0];
1132                 //$node1 = new HTML_TreeNode(array('text' => $t->get_node_name($first_node), 'link' => "test.php", 'icon' => $icon, 'expandedIcon' => $expandedIcon, 'expanded' => true), array('onclick' => "alert('foo'); return false", 'onexpand' => "alert('Expanded')"));
1133
1134                 //$this->_last_node = &$node1;
1135
1136 // Function to tag a document to an encounter.
1137 function tag_action_process($patient_id="", $document_id) {
1138         if ($_POST['process'] != "true") {
1139                 die("process is '" . text($_POST['process']) . "', expected 'true'");
1140                 return;
1141         }
1142
1143         // Create Encounter and Tag it.
1144         $event_date = date('Y-m-d H:i:s');
1145         $encounter_id = $_POST['encounter_id'];
1146         $encounter_check = $_POST['encounter_check'];
1147         $visit_category_id = $_POST['visit_category_id'];
1148
1149         if (is_numeric($document_id)) {
1150                 $messages = '';
1151                 $d = new Document( $document_id );
1152                 $file_name = $d->get_url_file();
1153                 if (!is_numeric($encounter_id)) {
1154                         $encounter_id = 0;
1155                 }
1156
1157                 $encounter_check = ( $encounter_check == 'on') ? 1 : 0;
1158                 if ($encounter_check) {
1159                         $provider_id = $_SESSION['authUserID'] ;
1160
1161                         // Get the logged in user's facility
1162                         $facilityRow = sqlQuery("SELECT username, facility, facility_id FROM users WHERE id = ?", array("$provider_id"));
1163                         $username = $facilityRow['username'];
1164                         $facility = $facilityRow['facility'];
1165                         $facility_id = $facilityRow['facility_id'];
1166                         // Get the primary Business Entity facility to set as billing facility, if null take user's facility as billing facility
1167                         $billingFacility = sqlQuery("SELECT id FROM facility WHERE primary_business_entity = 1");
1168                         $billingFacilityID = ( $billingFacility['id'] ) ? $billingFacility['id'] : $facility_id;
1169
1170                         $conn = $GLOBALS['adodb']['db'];
1171                         $encounter = $conn->GenID("sequences");
1172                         $query = "INSERT INTO form_encounter SET
1173                                                 date = ?,
1174                                                 reason = ?,
1175                                                 facility = ?,
1176                                                 sensitivity = 'normal',
1177                                                 pc_catid = ?,
1178                                                 facility_id = ?,
1179                                                 billing_facility = ?,
1180                                                 provider_id = ?,
1181                                                 pid = ?,
1182                                                 encounter = ?";
1183                         $bindArray = array($event_date,$file_name,$facility,$_POST['visit_category_id'],(int)$facility_id,(int)$billingFacilityID,(int)$provider_id,$patient_id,$encounter);
1184                         $formID = sqlInsert($query,$bindArray);
1185                         addForm($encounter, "New Patient Encounter",$formID,"newpatient", $patient_id, "1", date("Y-m-d H:i:s"), $username );
1186                         $d->set_encounter_id($encounter);
1187
1188                 } else {
1189                         $d->set_encounter_id($encounter_id);
1190                 }
1191                 $d->set_encounter_check($encounter_check);
1192                 $d->persist();
1193
1194                 $messages .= xlt('Document tagged to Encounter successfully') . "<br>";
1195         }
1196
1197         $this->_state = false;
1198         $this->assign("messages", $messages);
1199
1200         return $this->view_action($patient_id, $document_id);
1201 }
1202
1203 }
1204 ?>