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/forms.inc");
   8 require_once(dirname(__FILE__) . "/../library/crypto.php");
   9
  10 use OpenEMR\Services\FacilityService;
  11 use OpenEMR\Services\PatientService;
  12
  13 class C_Document extends Controller
  14 {
  15
  16     var $template_mod;
  17     var $documents;
  18     var $document_categories;
  19     var $tree;
  20     var $_config;
  21         var $manual_set_owner=false; // allows manual setting of a document owner/service
  22     var $facilityService;
  23     var $patientService;
  24
  25     function __construct($template_mod = "general")
  26     {
  27         parent::__construct();
  28         $this->facilityService = new FacilityService();
  29         $this->patientService = new PatientService();
  30         $this->documents = array();
  31         $this->template_mod = $template_mod;
  32         $this->assign("FORM_ACTION", $GLOBALS['webroot']."/controller.php?" . attr($_SERVER['QUERY_STRING']));
  33         $this->assign("CURRENT_ACTION", $GLOBALS['webroot']."/controller.php?" . "document&");
  34
  35         //get global config options for this namespace
  36         $this->_config = $GLOBALS['oer_config']['documents'];
  37
  38         $this->_args = array("patient_id" => $_GET['patient_id']);
  39
  40         $this->assign("STYLE", $GLOBALS['style']);
  41         $t = new CategoryTree(1);
  42         //print_r($t->tree);
  43         $this->tree = $t;
  44         $this->Document = new Document();
  45     }
  46
  47     function upload_action($patient_id, $category_id)
  48     {
  49         $category_name = $this->tree->get_node_name($category_id);
  50         $this->assign("category_id", $category_id);
  51         $this->assign("category_name", $category_name);
  52         $this->assign("hide_encryption", $GLOBALS['hide_document_encryption']);
  53         $this->assign("patient_id", $patient_id);
  54
  55         // Added by Rod to support document template download from general_upload.html.
  56         // Cloned from similar stuff in manage_document_templates.php.
  57         $templatedir = $GLOBALS['OE_SITE_DIR'] . '/documents/doctemplates';
  58         $templates_options = "<option value=''>-- " . xlt('Select Template') . " --</option>";
  59         if (file_exists($templatedir)) {
  60               $dh = opendir($templatedir);
  61         }
  62         if ($dh) {
  63               $templateslist = array();
  64             while (false !== ($sfname = readdir($dh))) {
  65                 if (substr($sfname, 0, 1) == '.') {
  66                     continue;
  67                 }
  68                 $templateslist[$sfname] = $sfname;
  69             }
  70               closedir($dh);
  71               ksort($templateslist);
  72             foreach ($templateslist as $sfname) {
  73                 $templates_options .= "<option value='" . attr($sfname) .
  74                   "'>" . text($sfname) . "</option>";
  75             }
  76         }
  77         $this->assign("TEMPLATES_LIST", $templates_options);
  78
  79         $activity = $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_upload.html");
  80         $this->assign("activity", $activity);
  81         return $this->list_action($patient_id);
  82     }
  83
  84     //Upload multiple files on single click
  85     function upload_action_process()
  86     {
  87
  88         // Collect a manually set owner if this has been set
  89         // Used when want to manually assign the owning user/service such as the Direct mechanism
  90         $non_HTTP_owner=false;
  91         if ($this->manual_set_owner) {
  92             $non_HTTP_owner=$this->manual_set_owner;
  93         }
  94
  95         $couchDB = false;
  96         $harddisk = false;
  97         if ($GLOBALS['document_storage_method']==0) {
  98             $harddisk = true;
  99         }
 100         if ($GLOBALS['document_storage_method']==1) {
 101             $couchDB = true;
 102         }
 103
 104         if ($_POST['process'] != "true") {
 105             return;
 106         }
 107
 108         $doDecryption = false;
 109         $encrypted = $_POST['encrypted'];
 110         $passphrase = $_POST['passphrase'];
 111         if (!$GLOBALS['hide_document_encryption'] &&
 112             $encrypted && $passphrase ) {
 113             $doDecryption = true;
 114         }
 115
 116         if (is_numeric($_POST['category_id'])) {
 117             $category_id = $_POST['category_id'];
 118         }
 119
 120         $patient_id = 0;
 121         if (isset($_GET['patient_id']) && !$couchDB) {
 122             $patient_id = $_GET['patient_id'];
 123         } else if (is_numeric($_POST['patient_id'])) {
 124             $patient_id = $_POST['patient_id'];
 125         }
 126
 127         $sentUploadStatus = array();
 128         if (count($_FILES['file']['name']) > 0) {
 129             $upl_inc = 0;
 130
 131             foreach ($_FILES['file']['name'] as $key => $value) {
 132                 $fname = $value;
 133                 $error = "";
 134                 if ($_FILES['file']['error'][$key] > 0 || empty($fname) || $_FILES['file']['size'][$key] == 0) {
 135                     $fname = $value;
 136                     if (empty($fname)) {
 137                         $fname = htmlentities("<empty>");
 138                     }
 139                     $error = xl("Error number") . ": " . $_FILES['file']['error'][$key] . " " . xl("occurred while uploading file named") . ": " . $fname . "\n";
 140                     if ($_FILES['file']['size'][$key] == 0) {
 141                         $error .= xl("The system does not permit uploading files of with size 0.") . "\n";
 142                     }
 143                 } elseif ($GLOBALS['secure_upload'] && !isWhiteFile($_FILES['file']['tmp_name'][$key])) {
 144                     $error = xl("The system does not permit uploading files with MIME content type") . " - " . mime_content_type($_FILES['file']['tmp_name'][$key]) . ".\n";
 145                 } else {
 146                     // Test for a zip of DICOM images
 147                     if (stripos($_FILES['file']['type'][$key], 'zip') !== false) {
 148                         $za = new ZipArchive();
 149                         $handler = $za->open($_FILES['file']['tmp_name'][$key]);
 150                         if ($handler) {
 151                             $mimetype = "application/dicom+zip";
 152                             for ($i = 0; $i < $za->numFiles; $i++) {
 153                                 $stat = $za->statIndex($i);
 154                                 $fp = $za->getStream($stat['name']);
 155                                 if ($fp) {
 156                                     $head = fread($fp, 256);
 157                                     fclose($fp);
 158                                     if (strpos($head, 'DICM') === false) { // Fixed at offset 128. even one non DICOM makes zip invalid.
 159                                         $mimetype = "application/zip";
 160                                         break;
 161                                     }
 162                                     unset($head);
 163                                     // if here -then a DICOM
 164                                     $parts = pathinfo($stat['name']);
 165                                     if (strtolower($parts['extension']) != "dcm") { // require extension for viewer
 166                                         $new_name = $stat['name'] . ".dcm";
 167                                         $za->renameIndex($i, $new_name); // only use index rename!
 168                                     }
 169                                 } else { // Rarely here
 170                                     $mimetype = "application/zip";
 171                                     break;
 172                                 }
 173                             }
 174                             $za->close();
 175                             if ($mimetype == "application/dicom+zip") {
 176                                 $_FILES['file']['type'][$key] = $mimetype;
 177                                 sleep(1); // Timing insurance in case of re-compression. Only acted on index so...!
 178                                 $_FILES['file']['size'][$key] = filesize($_FILES['file']['tmp_name'][$key]); // file may have grown.
 179                             }
 180                         }
 181                     }
 182                     $tmpfile = fopen($_FILES['file']['tmp_name'][$key], "r");
 183                     $filetext = fread($tmpfile, $_FILES['file']['size'][$key]);
 184                     fclose($tmpfile);
 185                     if ($doDecryption) {
 186                         $filetext = $this->decrypt($filetext, $passphrase);
 187                     }
 188                     if ($_POST['destination'] != '') {
 189                         $fname = $_POST['destination'];
 190                     }
 191                     // set mime, test for single DICOM and assign extension if missing.
 192                     $mimetype = $_FILES['file']['type'][$key];
 193                     if (strpos($filetext, 'DICM') !== false) {
 194                         $mimetype = 'application/dicom';
 195                         $parts = pathinfo($fname);
 196                         if (!$parts['extension']) {
 197                             $fname .= '.dcm';
 198                         }
 199                     }
 200                     $d = new Document();
 201                     $rc = $d->createDocument(
 202                         $patient_id,
 203                         $category_id,
 204                         $fname,
 205                         $mimetype,
 206                         $filetext,
 207                         empty($_GET['higher_level_path']) ? '' : $_GET['higher_level_path'],
 208                         empty($_POST['path_depth']) ? 1 : $_POST['path_depth'],
 209                         $non_HTTP_owner,
 210                         $_FILES['file']['tmp_name'][$key]
 211                     );
 212                     if ($rc) {
 213                         $error .= $rc . "\n";
 214                     } else {
 215                         $this->assign("upload_success", "true");
 216                     }
 217                     $sentUploadStatus[] = $d;
 218                     $this->assign("file", $sentUploadStatus);
 219                 }
 220
 221                 // Option to run a custom plugin for each file upload.
 222                 // This was initially created to delete the original source file in a custom setting.
 223                 $upload_plugin = $GLOBALS['OE_SITE_DIR'] . "/documentUpload.plugin.php";
 224                 if (file_exists($upload_plugin)) {
 225                     include_once($upload_plugin);
 226                 }
 227                 $upload_plugin_pp = 'documentUploadPostProcess';
 228                 if (function_exists($upload_plugin_pp)) {
 229                     $tmp = call_user_func($upload_plugin_pp, $value, $d);
 230                     if ($tmp) {
 231                         $error = $tmp;
 232                     }
 233                 }
 234                 // Following is just an example of code in such a plugin file.
 235                 /*****************************************************
 236                 function documentUploadPostProcess($filename, &$d) {
 237                   $userid = $_SESSION['authUserID'];
 238                   $row = sqlQuery("SELECT username FROM users WHERE id = ?", array($userid));
 239                   $owner = strtolower($row['username']);
 240                   $dn = '1_' . ucfirst($owner);
 241                   $filepath = "/shared_network_directory/$dn/$filename";
 242                   if (@unlink($filepath)) return '';
 243                   return "Failed to delete '$filepath'.";
 244                 }
 245                 *****************************************************/
 246             }
 247         }
 248
 249         $this->assign("error", nl2br($error));
 250         //$this->_state = false;
 251         $_POST['process'] = "";
 252         //return $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_upload.html");
 253     }
 254
 255     function note_action_process($patient_id)
 256     {
 257         // this function is a dual function that will set up a note associated with a document or send a document via email.
 258
 259         if ($_POST['process'] != "true") {
 260             return;
 261         }
 262
 263         $n = new Note();
 264                 $n->set_owner($_SESSION['authUserID']);
 265         parent::populate_object($n);
 266         if ($_POST['identifier'] == "no") {
 267                         // associate a note with a document
 268             $n->persist();
 269         } elseif ($_POST['identifier'] == "yes") {
 270                         // send the document via email
 271                         $d = new Document($_POST['foreign_id']);
 272                         $url =  $d->get_url();
 273                         $storagemethod = $d->get_storagemethod();
 274                         $couch_docid = $d->get_couch_docid();
 275                         $couch_revid = $d->get_couch_revid();
 276             if ($couch_docid && $couch_revid) {
 277                 $couch = new CouchDB();
 278                 $data = array($GLOBALS['couchdb_dbase'],$couch_docid);
 279                 $resp = $couch->retrieve_doc($data);
 280                 $content = $resp->data;
 281                 if ($content=='' && $GLOBALS['couchdb_log']==1) {
 282                     $log_content = date('Y-m-d H:i:s')." ==> Retrieving document\r\n";
 283                     $log_content = date('Y-m-d H:i:s')." ==> URL: ".$url."\r\n";
 284                     $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Document Id: ".$couch_docid."\r\n";
 285                     $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Revision Id: ".$couch_revid."\r\n";
 286                     $log_content .= date('Y-m-d H:i:s')." ==> Failed to fetch document content from CouchDB.\r\n";
 287                     //$log_content .= date('Y-m-d H:i:s')." ==> Will try to download file from HardDisk if exists.\r\n\r\n";
 288                     $this->document_upload_download_log($d->get_foreign_id(), $log_content);
 289                     die(xlt("File retrieval from CouchDB failed"));
 290                 }
 291         // place it in a temporary file and will remove the file below after emailed
 292                 $temp_couchdb_url = $GLOBALS['OE_SITE_DIR'].'/documents/temp/couch_'.date("YmdHis").$d->get_url_file();
 293                 $fh = fopen($temp_couchdb_url, "w");
 294                 fwrite($fh, base64_decode($content));
 295                 fclose($fh);
 296                 $temp_url = $temp_couchdb_url; // doing this ensure hard drive file never deleted in case something weird happens
 297             } else {
 298                 $url = preg_replace("|^(.*)://|", "", $url);
 299         // Collect filename and path
 300                 $from_all = explode("/", $url);
 301                 $from_filename = array_pop($from_all);
 302                 $from_pathname_array = array();
 303                 for ($i=0; $i<$d->get_path_depth(); $i++) {
 304                     $from_pathname_array[] = array_pop($from_all);
 305                 }
 306                 $from_pathname_array = array_reverse($from_pathname_array);
 307                 $from_pathname = implode("/", $from_pathname_array);
 308                 $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $from_filename;
 309             }
 310             if (!file_exists($temp_url)) {
 311                 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;
 312             }
 313             $url = $temp_url;
 314             $pdetails = getPatientData($patient_id);
 315             $pname = $pdetails['fname']." ".$pdetails['lname'];
 316             $this->document_send($_POST['provide_email'], $_POST['note'], $url, $pname);
 317             if ($couch_docid && $couch_revid) {
 318       // remove the temporary couchdb file
 319                 unlink($temp_couchdb_url);
 320             }
 321         }
 322         $this->_state = false;
 323         $_POST['process'] = "";
 324         return $this->view_action($patient_id, $n->get_foreign_id());
 325     }
 326
 327     function default_action()
 328     {
 329         return $this->list_action();
 330     }
 331
 332     function view_action($patient_id = "", $doc_id)
 333     {
 334         // Added by Rod to support document delete:
 335         global $gacl_object, $phpgacl_location;
 336         global $ISSUE_TYPES;
 337
 338         require_once(dirname(__FILE__) . "/../library/acl.inc");
 339         require_once(dirname(__FILE__) . "/../library/lists.inc");
 340
 341         $d = new Document($doc_id);
 342         $notes = $d->get_notes();
 343
 344         $this->assign("csrf_token_form", $_SESSION['csrf_token']);
 345
 346         $this->assign("file", $d);
 347         $this->assign("web_path", $this->_link("retrieve") . "document_id=" . $d->get_id() . "&");
 348         $this->assign("NOTE_ACTION", $this->_link("note"));
 349         $this->assign("MOVE_ACTION", $this->_link("move") . "document_id=" . $d->get_id() . "&process=true");
 350         $this->assign("hide_encryption", $GLOBALS['hide_document_encryption']);
 351         $this->assign("assets_static_relative", $GLOBALS['assets_static_relative']);
 352         $this->assign("webroot", $GLOBALS['webroot']);
 353
 354         // Added by Rod to support document delete:
 355         $delete_string = '';
 356         if (acl_check('patients', 'docs_rm')) {
 357             $delete_string = "<a href='' class='css_button' onclick='return deleteme(" . $d->get_id() .
 358                 ")'><span><font color='red'>" . xl('Delete') . "</font></span></a>";
 359         }
 360         $this->assign("delete_string", $delete_string);
 361         $this->assign("REFRESH_ACTION", $this->_link("list"));
 362
 363         $this->assign("VALIDATE_ACTION", $this->_link("validate") .
 364             "document_id=" . $d->get_id() . "&process=true");
 365
 366         // Added by Rod to support document date update:
 367         $this->assign("DOCDATE", $d->get_docdate());
 368         $this->assign("UPDATE_ACTION", $this->_link("update") .
 369             "document_id=" . $d->get_id() . "&process=true");
 370
 371         // Added by Rod to support document issue update:
 372         $issues_options = "<option value='0'>-- " . xlt('Select Issue') . " --</option>";
 373         $ires = sqlStatement("SELECT id, type, title, begdate FROM lists WHERE " .
 374             "pid = ? " . // AND enddate IS NULL " .
 375             "ORDER BY type, begdate", array($patient_id));
 376         while ($irow = sqlFetchArray($ires)) {
 377             $desc = $irow['type'];
 378             if ($ISSUE_TYPES[$desc]) {
 379                 $desc = $ISSUE_TYPES[$desc][2];
 380             }
 381             $desc .= ": " . text($irow['begdate']) . " " . text(substr($irow['title'], 0, 40));
 382             $sel = ($irow['id'] == $d->get_list_id()) ? ' selected' : '';
 383             $issues_options .= "<option value='" . attr($irow['id']) . "'$sel>$desc</option>";
 384         }
 385         $this->assign("ISSUES_LIST", $issues_options);
 386
 387         // For tagging to encounter
 388         // Populate the dropdown with patient's encounter list
 389         $this->assign("TAG_ACTION", $this->_link("tag") . "document_id=" . $d->get_id() . "&process=true");
 390         $encOptions = "<option value='0'>-- " . xlt('Select Encounter') . " --</option>";
 391         $result_docs = sqlStatement("SELECT fe.encounter,fe.date,openemr_postcalendar_categories.pc_catname FROM form_encounter AS fe " .
 392             "LEFT JOIN openemr_postcalendar_categories ON fe.pc_catid=openemr_postcalendar_categories.pc_catid  WHERE fe.pid = ? ORDER BY fe.date desc", array($patient_id));
 393         if (sqlNumRows($result_docs) > 0) {
 394             while ($row_result_docs = sqlFetchArray($result_docs)) {
 395                 $sel_enc = ($row_result_docs['encounter'] == $d->get_encounter_id()) ? ' selected' : '';
 396                 $encOptions .= "<option value='" . attr($row_result_docs['encounter']) . "' $sel_enc>". text(oeFormatShortDate(date('Y-m-d', strtotime($row_result_docs['date'])))) . "-" . text(xl_appt_category($row_result_docs['pc_catname'])) . "</option>";
 397             }
 398         }
 399         $this->assign("ENC_LIST", $encOptions);
 400
 401         //clear encounter tag
 402         if ($d->get_encounter_id() != 0) {
 403             $this->assign('clear_encounter_tag', $this->_link('clear_encounter_tag')."document_id=" . $d->get_id());
 404         } else {
 405             $this->assign('clear_encounter_tag', 'javascript:void(0)');
 406         }
 407
 408         //Populate the dropdown with category list
 409         $visit_category_list = "<option value='0'>-- " . xlt('Select One') . " --</option>";
 410         $cres = sqlStatement("SELECT pc_catid, pc_catname FROM openemr_postcalendar_categories ORDER BY pc_catname");
 411         while ($crow = sqlFetchArray($cres)) {
 412             $catid = $crow['pc_catid'];
 413             if ($catid < 9 && $catid != 5) {
 414                 continue; // Applying same logic as in new encounter page.
 415             }
 416             $visit_category_list .="<option value='".attr($catid)."'>" . text(xl_appt_category($crow['pc_catname'])) . "</option>\n";
 417         }
 418         $this->assign("VISIT_CATEGORY_LIST", $visit_category_list);
 419
 420         $this->assign("notes", $notes);
 421
 422         $this->assign("IMG_PROCEDURE_TAG_ACTION", $this->_link("image_procedure") . "document_id=" . $d->get_id());
 423             // Populate the dropdown with image procedure order list
 424         $imgOptions = "<option value='0'>-- " . xlt('Select Image Procedure') . " --</option>";
 425         $imgOrders  = sqlStatement("select procedure_name,po.procedure_order_id,procedure_code from procedure_order po inner join procedure_order_code poc on poc.procedure_order_id = po.procedure_order_id where po.patient_id = ?  and poc.procedure_order_title = 'imaging'", array($patient_id));
 426         $mapping    = $this->get_mapped_procedure($d->get_id());
 427         if (sqlNumRows($imgOrders) > 0) {
 428             while ($row = sqlFetchArray($imgOrders)) {
 429                 $sel_proc = '';
 430                 if ((isset($mapping['procedure_code']) && $mapping['procedure_code'] == $row['procedure_code']) && (isset($mapping['procedure_code']) && $mapping['procedure_order_id'] == $row['procedure_order_id'])) {
 431                     $sel_proc = 'selected';
 432                 }
 433                 $imgOptions .= "<option value='". attr($row['procedure_order_id']). "' data-code='".attr($row['procedure_code'])."' $sel_proc>".text($row['procedure_name'].' - '.$row['procedure_code'])."</option>";
 434             }
 435         }
 436
 437         $this->assign('IMAGE_PROCEDURE_LIST', $imgOptions);
 438
 439         $this->assign('clear_procedure_tag', $this->_link('clear_procedure_tag')."document_id=" . $d->get_id());
 440
 441         $this->_last_node = null;
 442
 443         $menu  = new HTML_TreeMenu();
 444
 445         //pass an empty array because we don't want the documents for each category showing up in this list box
 446         $rnode = $this->_array_recurse($this->tree->tree, array());
 447         $menu->addItem($rnode);
 448         $treeMenu_listbox  = new HTML_TreeMenu_Listbox($menu, array("promoText" => xl('Move Document to Category:')));
 449
 450         $this->assign("tree_html_listbox", $treeMenu_listbox->toHTML());
 451
 452         $activity = $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_view.html");
 453         $this->assign("activity", $activity);
 454
 455         return $this->list_action($patient_id);
 456     }
 457
 458     function encrypt($plaintext, $key)
 459     {
 460         return aes256Encrypt($plaintext, $key, false);
 461     }
 462
 463     function decrypt($crypttext, $key)
 464     {
 465         return aes256Decrypt($crypttext, $key, false);
 466     }
 467
 468     /**
 469      * Retrieve file from hard disk / CouchDB.
 470      * In case that file isn't download this function will return thumbnail image (if exist).
 471      * @param (boolean) $show_original - enable to show the original image (not thumbnail) in inline status.
 472      * @param (string) $context - given a special document scenario (e.g.: patient avatar, custom image viewer document, etc), the context can be set so that a switch statement can execute a custom strategy.
 473      * */
 474     function retrieve_action($patient_id = "", $document_id, $as_file = true, $original_file = true, $disable_exit = false, $show_original = false, $context = "normal")
 475     {
 476         $encrypted = $_POST['encrypted'];
 477         $passphrase = $_POST['passphrase'];
 478         $doEncryption = false;
 479         if (!$GLOBALS['hide_document_encryption'] &&
 480             $encrypted == "true" &&
 481             $passphrase ) {
 482             $doEncryption = true;
 483         }
 484
 485             //controller function ruins booleans, so need to manually re-convert to booleans
 486         if ($as_file == "true") {
 487                 $as_file=true;
 488         } else if ($as_file == "false") {
 489                 $as_file=false;
 490         }
 491         if ($original_file == "true") {
 492                 $original_file=true;
 493         } else if ($original_file == "false") {
 494                 $original_file=false;
 495         }
 496         if ($disable_exit == "true") {
 497                 $disable_exit=true;
 498         } else if ($disable_exit == "false") {
 499                 $disable_exit=false;
 500         }
 501         if ($show_original == "true") {
 502             $show_original=true;
 503         } else if ($show_original == "false") {
 504             $show_original=false;
 505         }
 506
 507         switch ($context) {
 508             case "patient_picture":
 509                 $this->patientService->setPid($patient_id);
 510                 $document_id = $this->patientService->getPatientPictureDocumentId();
 511                 break;
 512         }
 513
 514         $d = new Document($document_id);
 515         $url =  $d->get_url();
 516         $th_url = $d->get_thumb_url();
 517
 518         $storagemethod = $d->get_storagemethod();
 519         $couch_docid = $d->get_couch_docid();
 520         $couch_revid = $d->get_couch_revid();
 521
 522         if ($couch_docid && $couch_revid && $original_file) {
 523             $couch = new CouchDB();
 524             $data = array($GLOBALS['couchdb_dbase'],$couch_docid);
 525             $resp = $couch->retrieve_doc($data);
 526             //Take thumbnail file when is not null and file is presented online
 527             if (!$as_file && !is_null($th_url) && !$show_original) {
 528                 $content = $resp->th_data;
 529             } else {
 530                 $content = $resp->data;
 531             }
 532             if ($content=='' && $GLOBALS['couchdb_log']==1) {
 533                 $log_content = date('Y-m-d H:i:s')." ==> Retrieving document\r\n";
 534                 $log_content = date('Y-m-d H:i:s')." ==> URL: ".$url."\r\n";
 535                 $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Document Id: ".$couch_docid."\r\n";
 536                 $log_content .= date('Y-m-d H:i:s')." ==> CouchDB Revision Id: ".$couch_revid."\r\n";
 537                 $log_content .= date('Y-m-d H:i:s')." ==> Failed to fetch document content from CouchDB.\r\n";
 538                 $log_content .= date('Y-m-d H:i:s')." ==> Will try to download file from HardDisk if exists.\r\n\r\n";
 539                 $this->document_upload_download_log($d->get_foreign_id(), $log_content);
 540                 die(xl("File retrieval from CouchDB failed"));
 541             }
 542             if ($disable_exit == true) {
 543                 return base64_decode($content);
 544             }
 545             header('Content-Description: File Transfer');
 546             header('Content-Transfer-Encoding: binary');
 547             header('Expires: 0');
 548             header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
 549             header('Pragma: public');
 550             $tmpcouchpath = $GLOBALS['OE_SITE_DIR'].'/documents/temp/couch_'.date("YmdHis").$d->get_url_file();
 551             $fh = fopen($tmpcouchpath, "w");
 552             fwrite($fh, base64_decode($content));
 553             fclose($fh);
 554             $f = fopen($tmpcouchpath, "r");
 555             if ($doEncryption) {
 556                 $filetext = fread($f, filesize($tmpcouchpath));
 557                     $ciphertext = $this->encrypt($filetext, $passphrase);
 558                     $tmpfilepath = $GLOBALS['temporary_files_dir'];
 559                     $tmpfilename = "/encrypted_aes_".$d->get_url_file();
 560                     $tmpfile = fopen($tmpfilepath.$tmpfilename, "w+");
 561                 fwrite($tmpfile, $ciphertext);
 562                 fclose($tmpfile);
 563                 header('Content-Disposition: attachment; filename='.$tmpfilename);
 564                     header("Content-Type: application/octet-stream");
 565                     header("Content-Length: " . filesize($tmpfilepath.$tmpfilename));
 566                     ob_clean();
 567                 flush();
 568                 readfile($tmpfilepath.$tmpfilename);
 569                 unlink($tmpfilepath.$tmpfilename);
 570             } else {
 571                 header("Content-Disposition: " . ($as_file ? "attachment" : "inline") . "; filename=\"" . basename_international($d->get_url()) . "\"");
 572                     header("Content-Type: " . $d->get_mimetype());
 573                     header("Content-Length: " . filesize($tmpcouchpath));
 574                     fpassthru($f);
 575             }
 576             fclose($f);
 577             if ($content!='') {
 578                 unlink($tmpcouchpath);
 579             }
 580             exit;//exits only if file download from CouchDB is successfull.
 581         }
 582
 583         //Take thumbnail file when is not null and file is presented online
 584         if (!$as_file && !is_null($th_url) && !$show_original) {
 585             $url = $th_url;
 586         }
 587
 588         //strip url of protocol handler
 589         $url = preg_replace("|^(.*)://|", "", $url);
 590
 591         //change full path to current webroot.  this is for documents that may have
 592         //been moved from a different filesystem and the full path in the database
 593         //is not current.  this is also for documents that may of been moved to
 594         //different patients. Note that the path_depth is used to see how far down
 595                 //the path to go. For example, originally the path_depth was always 1, which
 596                 //only allowed things like documents/1/<file>, but now can have more structured
 597                 //directories. For example a path_depth of 2 can give documents/encounters/1/<file>
 598                 // etc.
 599         // NOTE that $from_filename and basename($url) are the same thing
 600         $from_all = explode("/", $url);
 601             $from_filename = array_pop($from_all);
 602             $from_pathname_array = array();
 603         for ($i=0; $i<$d->get_path_depth(); $i++) {
 604             $from_pathname_array[] = array_pop($from_all);
 605         }
 606                 $from_pathname_array = array_reverse($from_pathname_array);
 607                 $from_pathname = implode("/", $from_pathname_array);
 608         if ($couch_docid && $couch_revid) {
 609             //for couchDB no URL is available in the table, hence using the foreign_id which is patientID
 610             $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/temp/' . $d->get_foreign_id() . '_' . $from_filename;
 611         } else {
 612             $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $from_filename;
 613         }
 614
 615         if (file_exists($temp_url)) {
 616             $url = $temp_url;
 617         }
 618
 619
 620         if (!file_exists($url)) {
 621             echo xl('The requested document is not present at the expected location on the filesystem or there are not sufficient permissions to access it.', '', '', ' ') . $url;
 622         } else {
 623             if ($original_file) {
 624                 //normal case when serving the file referenced in database
 625                 if ($disable_exit == true) {
 626                     $f = fopen($url, "r");
 627                     $filetext = fread($f, filesize($url));
 628                     return $filetext;
 629                 }
 630                     header('Content-Description: File Transfer');
 631                     header('Content-Transfer-Encoding: binary');
 632                     header('Expires: 0');
 633                     header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
 634                     header('Pragma: public');
 635                     $f = fopen($url, "r");
 636                 if ($doEncryption) {
 637                             $filetext = fread($f, filesize($url));
 638                     $ciphertext = $this->encrypt($filetext, $passphrase);
 639                     $tmpfilepath = $GLOBALS['temporary_files_dir'];
 640                     $tmpfilename = "/encrypted_aes_".$d->get_url_file();
 641                     $tmpfile = fopen($tmpfilepath.$tmpfilename, "w+");
 642                         fwrite($tmpfile, $ciphertext);
 643                         fclose($tmpfile);
 644                         header('Content-Disposition: attachment; filename='.$tmpfilename);
 645                         header("Content-Type: application/octet-stream");
 646                         header("Content-Length: " . filesize($tmpfilepath.$tmpfilename));
 647                         ob_clean();
 648                         flush();
 649                         readfile($tmpfilepath.$tmpfilename);
 650                         unlink($tmpfilepath.$tmpfilename);
 651                 } else {
 652                     header("Content-Disposition: " . ($as_file ? "attachment" : "inline") . "; filename=\"" . basename_international($d->get_url()) . "\"");
 653                     header("Content-Type: " . $d->get_mimetype());
 654                     header("Content-Length: " . filesize($url));
 655                     fpassthru($f);
 656                 }
 657                     exit;
 658             } else {
 659                 //special case when retrieving a document that has been converted to a jpg and not directly referenced in database
 660                 $convertedFile = substr(basename_international($url), 0, strrpos(basename_international($url), '.')) . '_converted.jpg';
 661                 if ($couch_docid && $couch_revid) {
 662                     $url = $GLOBALS['OE_SITE_DIR'] . '/documents/temp/' . $convertedFile;
 663                 } else {
 664                     $url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $convertedFile;
 665                 }
 666                 if ($disable_exit == true) {
 667                     return ;
 668                 }
 669                         header("Pragma: public");
 670                         header("Expires: 0");
 671                         header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
 672                         header("Content-Disposition: " . ($as_file ? "attachment" : "inline") . "; filename=\"" . basename_international($url) . "\"");
 673                         header("Content-Type: image/jpeg");
 674                         header("Content-Length: " . filesize($url));
 675                         $f = fopen($url, "r");
 676                         fpassthru($f);
 677                 if ($couch_docid && $couch_revid) {
 678                     fclose($f);
 679                     unlink($url);
 680                     $url=str_replace("_converted.jpg", '.pdf', $url);
 681                     unlink($url);
 682                 }
 683                         exit;
 684             }
 685         }
 686     }
 687
 688     function queue_action($patient_id = "")
 689     {
 690         $messages = $this->_tpl_vars['messages'];
 691         $queue_files = array();
 692
 693         //see if the repository exists and it is a directory else error
 694         if (file_exists($this->_config['repository']) && is_dir($this->_config['repository'])) {
 695             $dir = opendir($this->_config['repository']);
 696             //read each entry in the directory
 697             while (($file = readdir($dir)) !== false) {
 698                 //concat the filename and path
 699                 $file = $this->_config['repository'] .$file;
 700                 $file_info = array();
 701                 //if the filename is a file get its info and put into a tmp array
 702                 if (is_file($file) && strpos(basename_international($file), ".") !== 0) {
 703                     $file_info['filename'] = basename_international($file);
 704                     $file_info['mtime'] = date("m/d/Y H:i:s", filemtime($file));
 705                     $d = $this->Document->document_factory_url("file://" . $file);
 706                     preg_match("/^([0-9]+)_/", basename_international($file), $patient_match);
 707                     $file_info['patient_id'] = $patient_match[1];
 708                     $file_info['document_id'] = $d->get_id();
 709                     $file_info['web_path'] = $this->_link("retrieve", true) . "document_id=" . $d->get_id() . "&";
 710
 711                     //merge the tmp array into the larger array
 712                     $queue_files[] = $file_info;
 713                 }
 714             }
 715             closedir($dir);
 716         } else {
 717             $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";
 718         }
 719
 720
 721         $this->assign("queue_files", $queue_files);
 722         $this->_last_node = null;
 723
 724         $menu  = new HTML_TreeMenu();
 725
 726         //pass an empty array because we don't want the documents for each category showing up in this list box
 727         $rnode = $this->_array_recurse($this->tree->tree, array());
 728         $menu->addItem($rnode);
 729         $treeMenu_listbox  = new HTML_TreeMenu_Listbox($menu, array());
 730
 731         $this->assign("tree_html_listbox", $treeMenu_listbox->toHTML());
 732
 733         $this->assign("messages", nl2br($messages));
 734         return $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_queue.html");
 735     }
 736
 737     function queue_action_process()
 738     {
 739         if ($_POST['process'] != "true") {
 740             return;
 741         }
 742
 743         $messages = $this->_tpl_vars['messages'];
 744
 745         //build a category tree so we can have a list of category ids that are valid
 746         $ct = new CategoryTree(1);
 747         $categories = $ct->_id_name;
 748
 749         //see if there were and posted files and assign them
 750         $files = null;
 751         is_array($_POST['files']) ? $files = $_POST['files']: $files = array();
 752
 753         //loop through posted files
 754         foreach ($files as $doc_id => $file) {
 755             //only operate on files checked as active
 756             if (!$file['active']) {
 757                 continue;
 758             }
 759
 760             //run basic validation checks
 761             if (!is_numeric($file['patient_id']) || !is_numeric($file['category_id']) || !is_numeric($doc_id)) {
 762                 $messages .= "Error processing file '" . $file['name'] ."' the patient id must be a number and the category must exist.\n";
 763                 continue;
 764             }
 765
 766             //validate that the pod exists
 767             $d = new Document($doc_id);
 768             $sql = "SELECT pid from patient_data where pubpid = '" . $file['patient_id'] . "'";
 769             $result = $d->_db->Execute($sql);
 770
 771             if (!$result || $result->EOF) {
 772                 //patient id does not exist
 773                 $messages .= "Error processing file '" . $file['name'] ." the specified patient id '" . $file['patient_id'] . "' could not be found.\n";
 774                 continue;
 775             }
 776
 777             //validate that the category id exists
 778             if (!isset($categories[$file['category_id']])) {
 779                 $messages .= "Error processing file '" . $file['name'] . " the specified category with id '" . $file['category_id'] . "' could not be found.\n";
 780                 continue;
 781             }
 782
 783             //now do the work of moving the file
 784             $new_path = $this->_config['repository'] . $file['patient_id'] ."/";
 785
 786             //see if the patient dir exists in the repository and create if not
 787             if (!file_exists($new_path)) {
 788                 if (!mkdir($new_path, 0700)) {
 789                     $messages .= "The system was unable to create the directory for this upload, '" . $new_path . "'.\n";
 790                     continue;
 791                 }
 792             }
 793
 794             //fname is the name of the file after it is moved
 795             $fname = $file['name'];
 796
 797             //see if patient autonumbering is used in this filename, if so strip out the autonumber part
 798             preg_match("/^([0-9]+)_/", basename_international($fname), $patient_match);
 799             if ($patient_match[1] == $file['patient_id']) {
 800                 $fname = preg_replace("/^([0-9]+)_/", "", $fname);
 801             }
 802
 803             //filenames should not have funny chars
 804             $fname = preg_replace("/[^a-zA-Z0-9_.]/", "_", $fname);
 805
 806             //see if there is an existing file with the same name and rename as necessary
 807             if (file_exists($new_path.$file['name'])) {
 808                 $messages .= "File with same name already exists at location: " . $new_path . "\n";
 809                 $fname = basename_international($this->_rename_file($new_path.$file['name']));
 810                 $messages .= "Current file name was changed to " . $fname ."\n";
 811             }
 812
 813             //now move the file
 814             if (rename($this->_config['repository'].$file['name'], $new_path.$fname)) {
 815                 $messages .= "File " . $fname . " moved to patient id '" . $file['patient_id'] ."' and category '" . $categories[$file['category_id']]['name'] . "' successfully.\n";
 816                 $d->url = "file://" .$new_path.$fname;
 817                 $d->set_foreign_id($file['patient_id']);
 818                 $d->set_mimetype($mimetype);
 819                 $d->persist();
 820                 $d->populate();
 821
 822                 if (is_numeric($d->get_id()) && is_numeric($file['category_id'])) {
 823                     $sql = "REPLACE INTO categories_to_documents set category_id = '" . $file['category_id'] . "', document_id = '" . $d->get_id() . "'";
 824                     $d->_db->Execute($sql);
 825                 }
 826             } else {
 827                 $error .= "The file could not be succesfully stored, this error is usually related to permissions problems on the storage system.\n";
 828             }
 829         }
 830             $this->assign("messages", $messages);
 831             $_POST['process'] = "";
 832     }
 833
 834     function move_action_process($patient_id = "", $document_id)
 835     {
 836         if ($_POST['process'] != "true") {
 837             return;
 838         }
 839
 840         $new_category_id = $_POST['new_category_id'];
 841         $new_patient_id = $_POST['new_patient_id'];
 842
 843         //move to new category
 844         if (is_numeric($new_category_id) && is_numeric($document_id)) {
 845             $sql = "UPDATE categories_to_documents set category_id = '" . $new_category_id . "' where document_id = '" . $document_id ."'";
 846             $messages .= xl('Document moved to new category', '', '', ' \'') . $this->tree->_id_name[$new_category_id]['name']  . xl('successfully.', '', '\' ') . "\n";
 847             //echo $sql;
 848             $this->tree->_db->Execute($sql);
 849         }
 850
 851         //move to new patient
 852         if (is_numeric($new_patient_id) && is_numeric($document_id)) {
 853             $d = new Document($document_id);
 854             // $sql = "SELECT pid from patient_data where pubpid = '" . $new_patient_id . "'";
 855             $sql = "SELECT pid from patient_data where pid = '" . $new_patient_id . "'";
 856             $result = $d->_db->Execute($sql);
 857
 858             if (!$result || $result->EOF) {
 859                 //patient id does not exist
 860                 $messages .= xl('Document could not be moved to patient id', '', '', ' \'') . $new_patient_id  . xl('because that id does not exist.', '', '\' ') . "\n";
 861             } else {
 862                 $couchsavefailed = !$d->change_patient($new_patient_id);
 863
 864                 $this->_state = false;
 865                 if (!$couchsavefailed) {
 866                     $messages .= xl('Document moved to patient id', '', '', ' \'') . $new_patient_id  . xl('successfully.', '', '\' ') . "\n";
 867                 } else {
 868                     $messages .= xl('Document moved to patient id', '', '', ' \'') . $new_patient_id  . xl('Failed.', '', '\' ') . "\n";
 869                 }
 870                 $this->assign("messages", $messages);
 871                 return $this->list_action($patient_id);
 872             }
 873         } //in this case return the document to the queue instead of moving it
 874         elseif (strtolower($new_patient_id) == "q" && is_numeric($document_id)) {
 875             $d = new Document($document_id);
 876             $new_path = $this->_config['repository'];
 877             $fname = $d->get_url_file();
 878
 879             //see if there is an existing file with the same name and rename as necessary
 880             if (file_exists($new_path.$d->get_url_file())) {
 881                 $messages .= "File with same name already exists in the queue.\n";
 882                 $fname = basename_international($this->_rename_file($new_path.$d->get_url_file()));
 883                 $messages .= "Current file name was changed to " . $fname ."\n";
 884             }
 885
 886             //now move the file
 887             if (rename($d->get_url_filepath(), $new_path.$fname)) {
 888                 $d->url = "file://" .$new_path.$fname;
 889                 $d->set_foreign_id("");
 890                 $d->persist();
 891                 $d->persist();
 892                 $d->populate();
 893
 894                 $sql = "DELETE FROM categories_to_documents where document_id =" . $d->_db->qstr($document_id);
 895                 $d->_db->Execute($sql);
 896                 $messages .= "Document returned to queue successfully.\n";
 897             } else {
 898                 $messages .= "The file could not be succesfully stored, this error is usually related to permissions problems on the storage system.\n";
 899             }
 900
 901             $this->_state = false;
 902             $this->assign("messages", $messages);
 903             return $this->list_action($patient_id);
 904         }
 905
 906         $this->_state = false;
 907         $this->assign("messages", $messages);
 908         return $this->view_action($patient_id, $document_id);
 909     }
 910
 911     function validate_action_process($patient_id = "", $document_id)
 912     {
 913
 914                 $d = new Document($document_id);
 915         if ($d->couch_docid && $d->couch_revid) {
 916             $file_path = $GLOBALS['OE_SITE_DIR'].'/documents/temp/';
 917             $url = $file_path.$d->get_url();
 918             $couch = new CouchDB();
 919             $data = array($GLOBALS['couchdb_dbase'],$d->couch_docid);
 920             $resp = $couch->retrieve_doc($data);
 921             $content = $resp->data;
 922             //--------Temporarily writing the file for calculating the hash--------//
 923             //-----------Will be removed after calculating the hash value----------//
 924             $temp_file = fopen($url, "w");
 925             fwrite($temp_file, base64_decode($content));
 926             fclose($temp_file);
 927         } else {
 928                 $url =  $d->get_url();
 929
 930                 //strip url of protocol handler
 931                 $url = preg_replace("|^(.*)://|", "", $url);
 932
 933                 //change full path to current webroot.  this is for documents that may have
 934                 //been moved from a different filesystem and the full path in the database
 935                 //is not current.  this is also for documents that may of been moved to
 936                 //different patients. Note that the path_depth is used to see how far down
 937                 //the path to go. For example, originally the path_depth was always 1, which
 938                 //only allowed things like documents/1/<file>, but now can have more structured
 939                 //directories. For example a path_depth of 2 can give documents/encounters/1/<file>
 940                 // etc.
 941                 // NOTE that $from_filename and basename($url) are the same thing
 942                 $from_all = explode("/", $url);
 943                 $from_filename = array_pop($from_all);
 944                 $from_pathname_array = array();
 945             for ($i=0; $i<$d->get_path_depth(); $i++) {
 946                 $from_pathname_array[] = array_pop($from_all);
 947             }
 948                 $from_pathname_array = array_reverse($from_pathname_array);
 949                 $from_pathname = implode("/", $from_pathname_array);
 950                 $temp_url = $GLOBALS['OE_SITE_DIR'] . '/documents/' . $from_pathname . '/' . $from_filename;
 951             if (file_exists($temp_url)) {
 952                 $url = $temp_url;
 953             }
 954
 955             if ($_POST['process'] != "true") {
 956                 die("process is '" . $_POST['process'] . "', expected 'true'");
 957                 return;
 958             }
 959         }
 960         $d = new Document($document_id);
 961         $current_hash = sha1_file($url);
 962         $messages = xl('Current Hash').": ".$current_hash."<br>";
 963         $messages .= xl('Stored Hash').": ".$d->get_hash()."<br>";
 964         if ($d->get_hash() == '') {
 965             $d->hash = $current_hash;
 966             $d->persist();
 967             $d->populate();
 968             $messages .= xl('Hash did not exist for this file. A new hash was generated.');
 969         } else if ($current_hash != $d->get_hash()) {
 970             $messages .= xl('Hash does not match. Data integrity has been compromised.');
 971         } else {
 972             $messages .= xl('Document passed integrity check.');
 973         }
 974         $this->_state = false;
 975         $this->assign("messages", $messages);
 976         if ($d->couch_docid && $d->couch_revid) {
 977             //Removing the temporary file which is used to create the hash
 978             unlink($GLOBALS['OE_SITE_DIR'].'/documents/temp/'.$d->get_url());
 979         }
 980         return $this->view_action($patient_id, $document_id);
 981     }
 982
 983     // Added by Rod for metadata update.
 984     //
 985     function update_action_process($patient_id = "", $document_id)
 986     {
 987
 988         if ($_POST['process'] != "true") {
 989             die("process is '" . $_POST['process'] . "', expected 'true'");
 990             return;
 991         }
 992
 993         $docdate = $_POST['docdate'];
 994         $docname = $_POST['docname'];
 995         $issue_id = $_POST['issue_id'];
 996
 997         if (is_numeric($document_id)) {
 998             $messages = '';
 999             $d = new Document($document_id);
1000             $file_name = $d->get_url_file();
1001             if ($docname != '' &&
1002                  $docname != $file_name ) {
1003                 // Ready to rename - check for relocation
1004                 $old_url = $this->_check_relocation($d->get_url());
1005                 $new_url = $this->_check_relocation($d->get_url(), null, $docname);
1006                 $messages .= sprintf("%s -> %s<br>", $old_url, $new_url);
1007                 if (rename($old_url, $new_url)) {
1008                     // check the "converted" file, and delete it if it exists. It will be regenerated when report is run
1009                     if (file_exists($old_url)) {
1010                         unlink($old_url);
1011                     }
1012                     $d->url = $new_url;
1013                     $d->persist();
1014                     $d->populate();
1015                     $messages .= xl('Document successfully renamed.')."<br>";
1016                 } else {
1017                     $messages .= xl('The file could not be succesfully renamed, this error is usually related to permissions problems on the storage system.')."<br>";
1018                 }
1019             }
1020
1021             if (preg_match('/^\d\d\d\d-\d+-\d+$/', $docdate)) {
1022                 $docdate = "'$docdate'";
1023             } else {
1024                 $docdate = "NULL";
1025             }
1026             if (!is_numeric($issue_id)) {
1027                 $issue_id = 0;
1028             }
1029             $couch_docid = $d->get_couch_docid();
1030             $couch_revid = $d->get_couch_revid();
1031             if ($couch_docid && $couch_revid) {
1032                 $sql = "UPDATE documents SET docdate = $docdate, url = '".$_POST['docname']."', " .
1033                     "list_id = '$issue_id' " .
1034                     "WHERE id = '$document_id'";
1035                 $this->tree->_db->Execute($sql);
1036             } else {
1037                 $sql = "UPDATE documents SET docdate = $docdate, " .
1038                 "list_id = '$issue_id' " .
1039                 "WHERE id = '$document_id'";
1040                 $this->tree->_db->Execute($sql);
1041             }
1042             $messages .= xl('Document date and issue updated successfully') . "<br>";
1043         }
1044
1045         $this->_state = false;
1046         $this->assign("messages", $messages);
1047         return $this->view_action($patient_id, $document_id);
1048     }
1049
1050     function list_action($patient_id = "")
1051     {
1052         $this->_last_node = null;
1053         $categories_list = $this->tree->_get_categories_array($patient_id);
1054         //print_r($categories_list);
1055
1056         $menu  = new HTML_TreeMenu();
1057         $rnode = $this->_array_recurse($this->tree->tree, $categories_list);
1058         $menu->addItem($rnode);
1059         $treeMenu = new HTML_TreeMenu_DHTML($menu, array('images' => 'images', 'defaultClass' => 'treeMenuDefault'));
1060         $treeMenu_listbox  = new HTML_TreeMenu_Listbox($menu, array('linkTarget' => '_self'));
1061         $this->assign("tree_html", $treeMenu->toHTML());
1062
1063         $is_new = isset($_GET['patient_name']) ? 1 : false;
1064         $place_hld = isset($_GET['patient_name']) ? filter_input(INPUT_GET, 'patient_name') : xl("Patient search or select.");
1065         $cur_pid = isset($_GET['patient_id']) ? filter_input(INPUT_GET, 'patient_id') : '';
1066         $used_msg = xl('Current patient unavailable here. Use Patient Documents');
1067         if ($cur_pid == '00') {
1068             $cur_pid = '0';
1069             $is_new = 1;
1070         }
1071         $this->assign('is_new', $is_new);
1072         $this->assign('place_hld', $place_hld);
1073         $this->assign('cur_pid', $cur_pid);
1074         $this->assign('used_msg', $used_msg);
1075         $this->assign('demo_pid', $_SESSION['pid']);
1076
1077         return $this->fetch($GLOBALS['template_dir'] . "documents/" . $this->template_mod . "_list.html");
1078     }
1079
1080     /*  This is a recursive function to rename a file to something that doesn't already exist.
1081      *      Modified in version 3.2.0 to place a counter within the filename (previously was placed
1082      *      at end) to ensure documents opened correctly by external browser viewers. If the
1083      *      counter is at the end of the file, then will use it (to continue to work with older
1084      *      files), however all new counters will be placed within filenames.
1085      *
1086      *      Modified to only deal with base file name when renaming, to avoid issues with directory
1087      *      names with dots.
1088      */
1089     function _rename_file($fname, $self = false)
1090     {
1091         // Allow same routine for new file name check
1092         if (!file_exists($fname)) {
1093             return($fname);
1094         }
1095
1096         $path = dirname($fname);
1097         $file = basename_international($fname);
1098
1099         $fparts = explode(".", $file);
1100         switch (count($fparts)) {
1101             case 1:
1102                 // Has a single node (base file name).  Create counter node with value 0
1103                 $fparts[1] = '1';
1104                 break;
1105             case 2:
1106                 // If 2nd node is numeric, assume it is counter and add 1 else insert counter
1107                 if (is_numeric($fparts[1])) {
1108                     $fparts[1] += 1;
1109                 } else {
1110                     array_push($fparts, $fparts[1]);
1111                     $fparts[1] = '1';
1112                 }
1113                 break;
1114             default:
1115                 // Multiple nodes
1116                 $ix_end = count($fparts) - 1;
1117                 if (is_numeric($fparts[$ix_end]) && !is_numeric($fparts[$ix_end - 1])) {
1118                     // Switch old style to new and check again
1119                     $wrk = $fparts[$ix_end - 1];
1120                     $fparts[$ix_end - 1] = $fparts[$ix_end];
1121                     $fparts[$ix_end] = $wrk;
1122                 } else if (is_numeric($fparts[$ix_end - 1])) {
1123                     $fparts[$ix_end - 1] += 1;
1124                 } else {
1125                     array_push($fparts, $fparts[$ix_end]);
1126                     $fparts[$ix_end] = '1';
1127                 }
1128                 break;
1129         }
1130
1131         $fname = $path.DIRECTORY_SEPARATOR.join(".", $fparts);
1132
1133         if (file_exists($fname)) {
1134             return $this->_rename_file($fname, true);
1135         } else {
1136             return($fname);
1137         }
1138     }
1139
1140     function &_array_recurse($array, $categories = array())
1141     {
1142         if (!is_array($array)) {
1143             $array = array();
1144         }
1145         $node = &$this->_last_node;
1146         $current_node = &$node;
1147         $expandedIcon = 'folder-expanded.gif';
1148         foreach ($array as $id => $ar) {
1149             $icon = 'folder.gif';
1150             if (is_array($ar)  || !empty($id)) {
1151                 if ($node == null) {
1152                     //echo "r:" . $this->tree->get_node_name($id) . "<br>";
1153                     $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));
1154                     $this->_last_node = &$rnode;
1155                     $node = &$rnode;
1156                     $current_node = &$rnode;
1157                 } else {
1158                     //echo "p:" . $this->tree->get_node_name($id) . "<br>";
1159                     $this->_last_node = &$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)));
1160                     $current_node = &$this->_last_node;
1161                 }
1162
1163                 $this->_array_recurse($ar, $categories);
1164             } else {
1165                 if ($id === 0 && !empty($ar)) {
1166                     $info = $this->tree->get_node_info($id);
1167                   //echo "b:" . $this->tree->get_node_name($id) . "<br>";
1168                     $current_node = &$node->addItem(new HTML_TreeNode(array("id" => $id, 'text' => $info['value'], 'link' => $this->_link("upload") . "parent_id=" . $id . "&", 'icon' => $icon, 'expandedIcon' => $expandedIcon)));
1169                 } else {
1170                     //there is a third case that is implicit here when title === 0 and $ar is empty, in that case we do not want to do anything
1171                     //this conditional tree could be more efficient but working with recursive trees makes my head hurt, TODO
1172                     if ($id !== 0 && is_object($node)) {
1173                       //echo "n:" . $this->tree->get_node_name($id) . "<br>";
1174                         $current_node = &$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)));
1175                     }
1176                 }
1177             }
1178
1179             // If there are documents in this document category, then add their
1180             // attributes to the current node.
1181             $icon = "file3.png";
1182             if (is_array($categories[$id])) {
1183                 foreach ($categories[$id] as $doc) {
1184                     $link = $this->_link("view") . "doc_id=" . $doc['document_id'] . "&";
1185           // If user has no access then there will be no link.
1186                     if (!acl_check_aco_spec($doc['aco_spec'])) {
1187                         $link = '';
1188                     }
1189                     if ($this->tree->get_node_name($id) == "CCR") {
1190                                 $current_node->addItem(new HTML_TreeNode(array(
1191                         'text' => $doc['docdate'] . ' ' . basename_international($doc['url']),
1192                         'link' => $link,
1193                         'icon' => $icon,
1194                         'expandedIcon' => $expandedIcon,
1195                         'events' => array('Onclick' => "javascript:newwindow=window.open('ccr/display.php?type=CCR&doc_id=" . $doc['document_id'] . "','_blank');")
1196                                 )));
1197                     } elseif ($this->tree->get_node_name($id) == "CCD") {
1198                                 $current_node->addItem(new HTML_TreeNode(array(
1199                         'text' => $doc['docdate'] . ' ' . basename_international($doc['url']),
1200                         'link' => $link,
1201                         'icon' => $icon,
1202                         'expandedIcon' => $expandedIcon,
1203                         'events' => array('Onclick' => "javascript:newwindow=window.open('ccr/display.php?type=CCD&doc_id=" . $doc['document_id'] . "','_blank');")
1204                                 )));
1205                     } else {
1206                                 $current_node->addItem(new HTML_TreeNode(array(
1207                         'text' => $doc['docdate'] . ' ' . basename_international($doc['url']),
1208                         'link' => $link,
1209                         'icon' => $icon,
1210                         'expandedIcon' => $expandedIcon
1211                                 )));
1212                     }
1213                 }
1214             }
1215         }
1216         return $node;
1217     }
1218
1219     //function for logging  the errors in writing file to CouchDB/Hard Disk
1220     function document_upload_download_log($patientid, $content)
1221     {
1222         $log_path = $GLOBALS['OE_SITE_DIR']."/documents/couchdb/";
1223         $log_file = 'log.txt';
1224         if (!is_dir($log_path)) {
1225             mkdir($log_path, 0777, true);
1226         }
1227         $LOG = fopen($log_path.$log_file, 'a');
1228         fwrite($LOG, $content);
1229         fclose($LOG);
1230     }
1231
1232     function document_send($email, $body, $attfile, $pname)
1233     {
1234         if (empty($email)) {
1235             $this->assign("process_result", "Email could not be sent, the address supplied: '$email' was empty or invalid.");
1236             return;
1237         }
1238
1239           $desc = "Please check the attached patient document.\n Content:".$body;
1240           $mail = new MyMailer();
1241           $from_name = $GLOBALS["practice_return_email_path"];
1242           $from =  $GLOBALS["practice_return_email_path"];
1243           $mail->AddReplyTo($from, $from_name);
1244           $mail->SetFrom($from, $from);
1245           $to = $email ;
1246         $to_name =$email;
1247           $mail->AddAddress($to, $to_name);
1248           $subject = "Patient documents";
1249           $mail->Subject = $subject;
1250           $mail->Body = $desc;
1251           $mail->AddAttachment($attfile);
1252         if ($mail->Send()) {
1253             $retstatus = "email_sent";
1254         } else {
1255             $email_status = $mail->ErrorInfo;
1256             //echo "EMAIL ERROR: ".$email_status;
1257             $retstatus =  "email_fail";
1258         }
1259     }
1260
1261 //place to hold optional code
1262 //$first_node = array_keys($t->tree);
1263         //$first_node = $first_node[0];
1264         //$node1 = new HTML_TreeNode(array('text' => $t->get_node_name($first_node), 'link' => "test.php", 'icon' => $icon, 'expandedIcon' => $expandedIcon, 'expanded' => true), array('onclick' => "alert('foo'); return false", 'onexpand' => "alert('Expanded')"));
1265
1266         //$this->_last_node = &$node1;
1267
1268 // Function to tag a document to an encounter.
1269     function tag_action_process($patient_id = "", $document_id)
1270     {
1271         if ($_POST['process'] != "true") {
1272             die("process is '" . text($_POST['process']) . "', expected 'true'");
1273             return;
1274         }
1275
1276         // Create Encounter and Tag it.
1277         $event_date = date('Y-m-d H:i:s');
1278         $encounter_id = $_POST['encounter_id'];
1279         $encounter_check = $_POST['encounter_check'];
1280         $visit_category_id = $_POST['visit_category_id'];
1281
1282         if (is_numeric($document_id)) {
1283             $messages = '';
1284             $d = new Document($document_id);
1285             $file_name = $d->get_url_file();
1286             if (!is_numeric($encounter_id)) {
1287                 $encounter_id = 0;
1288             }
1289
1290             $encounter_check = ( $encounter_check == 'on') ? 1 : 0;
1291             if ($encounter_check) {
1292                 $provider_id = $_SESSION['authUserID'] ;
1293
1294                 // Get the logged in user's facility
1295                 $facilityRow = sqlQuery("SELECT username, facility, facility_id FROM users WHERE id = ?", array("$provider_id"));
1296                 $username = $facilityRow['username'];
1297                 $facility = $facilityRow['facility'];
1298                 $facility_id = $facilityRow['facility_id'];
1299                 // Get the primary Business Entity facility to set as billing facility, if null take user's facility as billing facility
1300                 $billingFacility = $this->facilityService->getPrimaryBusinessEntity();
1301                 $billingFacilityID = ( $billingFacility['id'] ) ? $billingFacility['id'] : $facility_id;
1302
1303                 $conn = $GLOBALS['adodb']['db'];
1304                 $encounter = $conn->GenID("sequences");
1305                 $query = "INSERT INTO form_encounter SET
1306                                                 date = ?,
1307                                                 reason = ?,
1308                                                 facility = ?,
1309                                                 sensitivity = 'normal',
1310                                                 pc_catid = ?,
1311                                                 facility_id = ?,
1312                                                 billing_facility = ?,
1313                                                 provider_id = ?,
1314                                                 pid = ?,
1315                                                 encounter = ?";
1316                 $bindArray = array($event_date,$file_name,$facility,$_POST['visit_category_id'],(int)$facility_id,(int)$billingFacilityID,(int)$provider_id,$patient_id,$encounter);
1317                 $formID = sqlInsert($query, $bindArray);
1318                 addForm($encounter, "New Patient Encounter", $formID, "newpatient", $patient_id, "1", date("Y-m-d H:i:s"), $username);
1319                 $d->set_encounter_id($encounter);
1320                 $this->image_result_indication($d->id, $encounter);
1321             } else {
1322                 $d->set_encounter_id($encounter_id);
1323                 $this->image_result_indication($d->id, $encounter_id);
1324             }
1325             $d->set_encounter_check($encounter_check);
1326             $d->persist();
1327
1328             $messages .= xlt('Document tagged to Encounter successfully') . "<br>";
1329         }
1330
1331         $this->_state = false;
1332         $this->assign("messages", $messages);
1333
1334         return $this->view_action($patient_id, $document_id);
1335     }
1336
1337     function image_procedure_action($patient_id = "", $document_id)
1338     {
1339
1340         $img_procedure_id = $_POST['image_procedure_id'];
1341         $proc_code = $_POST['procedure_code'];
1342
1343         if (is_numeric($document_id)) {
1344             $img_order  = sqlQuery("select * from procedure_order_code where procedure_order_id = ? and procedure_code = ? ", array($img_procedure_id,$proc_code));
1345             $img_report = sqlQuery("select * from procedure_report where procedure_order_id = ? and procedure_order_seq = ? ", array($img_procedure_id,$img_order['procedure_order_seq']));
1346             $img_report_id = !empty($img_report['procedure_report_id']) ? $img_report['procedure_report_id'] : 0;
1347             if ($img_report_id == 0) {
1348                 $report_date = date('Y-m-d H:i:s');
1349                 $img_report_id = sqlInsert("INSERT INTO procedure_report(procedure_order_id,procedure_order_seq,date_collected,date_report,report_status) values(?,?,?,?,'final')", array($img_procedure_id,$img_order['procedure_order_seq'],$img_order['date_collected'],$report_date));
1350             }
1351
1352             $img_result = sqlQuery("select * from procedure_result where procedure_report_id = ? and document_id = ?", array($img_report_id,$document_id));
1353             if (empty($img_result)) {
1354                 sqlInsert("INSERT INTO procedure_result(procedure_report_id,date,document_id,result_status) values(?,?,?,'final')", array($img_report_id,date('Y-m-d H:i:s'),$document_id));
1355             }
1356
1357             $this->image_result_indication($document_id, 0, $img_procedure_id);
1358         }
1359         return $this->view_action($patient_id, $document_id);
1360     }
1361
1362     function clear_procedure_tag_action($patient_id = "", $document_id)
1363     {
1364         if (is_numeric($document_id)) {
1365             sqlStatement("delete from procedure_result where document_id = ?", $document_id);
1366         }
1367         return $this->view_action($patient_id, $document_id);
1368     }
1369
1370     function get_mapped_procedure($document_id)
1371     {
1372         $map = array();
1373         if (is_numeric($document_id)) {
1374             $map = sqlQuery("select poc.procedure_order_id,poc.procedure_code from procedure_result pres
1375                                                    inner join procedure_report pr on pr.procedure_report_id = pres.procedure_report_id
1376                                                    inner join procedure_order_code poc on (poc.procedure_order_id = pr.procedure_order_id and poc.procedure_order_seq = pr.procedure_order_seq)
1377                                                    inner join procedure_order po on po.procedure_order_id = poc.procedure_order_id
1378                                                    where pres.document_id = ?", array($document_id));
1379         }
1380         return $map;
1381     }
1382
1383     function image_result_indication($doc_id, $encounter, $image_procedure_id = 0)
1384     {
1385         $doc_notes = sqlQuery("select note from notes where foreign_id = ?", array($doc_id));
1386         $narration = isset($doc_notes['note']) ? 'With Narration': 'Without Narration';
1387
1388         if ($encounter != 0) {
1389             $ep = sqlQuery("select u.username as assigned_to from form_encounter inner join users u on u.id = provider_id where encounter = ?", array($encounter));
1390         } else if ($image_procedure_id != 0) {
1391             $ep = sqlQuery("select u.username as assigned_to from procedure_order inner join users u on u.id = provider_id where procedure_order_id = ?", array($image_procedure_id));
1392         } else {
1393             $ep = array('assigned_to' => $_SESSION['authUser']);
1394         }
1395
1396         $encounter_provider = isset($ep['assigned_to']) ? $ep['assigned_to'] : $_SESSION['authUser'];
1397         $noteid = addPnote($_SESSION['pid'], 'New Image Report received '.$narration, 0, 1, 'Image Results', $encounter_provider, '', 'New', '');
1398         setGpRelation(1, $doc_id, 6, $noteid);
1399     }
1400
1401 /**  Function to accomodate the relocation of entire "documents" folder to another host or filesystem  **
1402  * Also usable for documents that may of been moved to different patients.
1403  *
1404  * @param string $url - Current url string from database.
1405  * @param string $new_pid - Include pid corrections to receive corrected url during move operation.
1406  * @param string $new_name - Include name corrections to receive corrected url during rename operation.
1407  *
1408  * @return string
1409  */
1410     function _check_relocation($url, $new_pid = null, $new_name = null)
1411     {
1412         //strip url of protocol handler
1413         $url = preg_replace("|^(.*)://|", "", $url);
1414         $fsnodes = explode(DIRECTORY_SEPARATOR, $url);
1415         while (current($fsnodes) != "documents") {
1416             array_shift($fsnodes);
1417         }
1418         if ($new_pid) {
1419             $fsnodes[1] = $new_pid;
1420         }
1421         if ($new_name) {
1422             $fsnodes[count($fsnodes)-1] = $new_name;
1423         }
1424         $url = $GLOBALS['OE_SITE_DIR'].DIRECTORY_SEPARATOR.implode(DIRECTORY_SEPARATOR, $fsnodes);
1425         // Make sure the url is available after corrections
1426         if ($new_pid || $new_name) {
1427             $url = $this->_rename_file($url);
1428         }
1429         //Add full path and remaining nodes
1430         return $url;
1431     }
1432
1433 //clear encounter tag function
1434     function clear_encounter_tag_action($patient_id = "", $document_id)
1435     {
1436         if (is_numeric($document_id)) {
1437             sqlStatement("update documents set encounter_id='0' where foreign_id=? and id = ?", array($patient_id,$document_id));
1438         }
1439         return $this->view_action($patient_id, $document_id);
1440     }
1441 }