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