interface/main/calendar/find_appt_popup.php

   1 <?php
   2  // Copyright (C) 2005-2012 Rod Roark <rod@sunsetsystems.com>
   3  //
   4  // This program is free software; you can redistribute it and/or
   5  // modify it under the terms of the GNU General Public License
   6  // as published by the Free Software Foundation; either version 2
   7  // of the License, or (at your option) any later version.
   8
   9  include_once("../../globals.php");
  10  include_once("$srcdir/patient.inc");
  11
  12  // check access controls
  13  if (!acl_check('patients','appt','',array('write','wsome') ))
  14   die(xl('Access not allowed'));
  15
  16  // If the caller is updating an existing event, then get its ID so
  17  // we don't count it as a reserved time slot.
  18  $eid = empty($_REQUEST['eid']) ? 0 : 0 + $_REQUEST['eid'];
  19
  20  $input_catid = $_REQUEST['catid'];
  21
  22  // Record an event into the slots array for a specified day.
  23  function doOneDay($catid, $udate, $starttime, $duration, $prefcatid) {
  24   global $slots, $slotsecs, $slotstime, $slotbase, $slotcount, $input_catid;
  25   $udate = strtotime($starttime, $udate);
  26   if ($udate < $slotstime) return;
  27   $i = (int) ($udate / $slotsecs) - $slotbase;
  28   $iend = (int) (($duration + $slotsecs - 1) / $slotsecs) + $i;
  29   if ($iend > $slotcount) $iend = $slotcount;
  30   if ($iend <= $i) $iend = $i + 1;
  31   for (; $i < $iend; ++$i) {
  32    if ($catid == 2) {        // in office
  33     // If a category ID was specified when this popup was invoked, then select
  34     // only IN events with a matching preferred category or with no preferred
  35     // category; other IN events are to be treated as OUT events.
  36     if ($input_catid) {
  37      if ($prefcatid == $input_catid || !$prefcatid)
  38       $slots[$i] |= 1;
  39      else
  40       $slots[$i] |= 2;
  41     } else {
  42      $slots[$i] |= 1;
  43     }
  44     break; // ignore any positive duration for IN
  45    } else if ($catid == 3) { // out of office
  46     $slots[$i] |= 2;
  47     break; // ignore any positive duration for OUT
  48    } else { // all other events reserve time
  49     $slots[$i] |= 4;
  50    }
  51   }
  52  }
  53
  54  // seconds per time slot
  55  $slotsecs = $GLOBALS['calendar_interval'] * 60;
  56
  57  $catslots = 1;
  58  if ($input_catid) {
  59   $srow = sqlQuery("SELECT pc_duration FROM openemr_postcalendar_categories WHERE pc_catid = '$input_catid'");
  60   if ($srow['pc_duration']) $catslots = ceil($srow['pc_duration'] / $slotsecs);
  61  }
  62
  63  $info_msg = "";
  64
  65  $searchdays = 7; // default to a 1-week lookahead
  66  if ($_REQUEST['searchdays']) $searchdays = $_REQUEST['searchdays'];
  67
  68  // Get a start date.
  69  if ($_REQUEST['startdate'] && preg_match("/(\d\d\d\d)\D*(\d\d)\D*(\d\d)/",
  70      $_REQUEST['startdate'], $matches))
  71  {
  72   $sdate = $matches[1] . '-' . $matches[2] . '-' . $matches[3];
  73  } else {
  74   $sdate = date("Y-m-d");
  75  }
  76
  77  // Get an end date - actually the date after the end date.
  78  preg_match("/(\d\d\d\d)\D*(\d\d)\D*(\d\d)/", $sdate, $matches);
  79  $edate = date("Y-m-d",
  80   mktime(0, 0, 0, $matches[2], $matches[3] + $searchdays, $matches[1]));
  81
  82  // compute starting time slot number and number of slots.
  83  $slotstime = strtotime("$sdate 00:00:00");
  84  $slotetime = strtotime("$edate 00:00:00");
  85  $slotbase  = (int) ($slotstime / $slotsecs);
  86  $slotcount = (int) ($slotetime / $slotsecs) - $slotbase;
  87
  88  if ($slotcount <= 0 || $slotcount > 100000) die("Invalid date range.");
  89
  90  $slotsperday = (int) (60 * 60 * 24 / $slotsecs);
  91
  92  // Compute the number of time slots for the given event duration, or if
  93  // none is given then assume the default category duration.
  94  $evslots = $catslots;
  95  if (isset($_REQUEST['evdur'])) {
  96   $evslots = 60 * $_REQUEST['evdur'];
  97   $evslots = (int) (($evslots + $slotsecs - 1) / $slotsecs);
  98  }
  99
 100  // If we have a provider, search.
 101  //
 102  if ($_REQUEST['providerid']) {
 103   $providerid = $_REQUEST['providerid'];
 104
 105   // Create and initialize the slot array. Values are bit-mapped:
 106   //   bit 0 = in-office occurs here
 107   //   bit 1 = out-of-office occurs here
 108   //   bit 2 = reserved
 109   // So, values may range from 0 to 7.
 110   //
 111   $slots = array_pad(array(), $slotcount, 0);
 112
 113   // Note there is no need to sort the query results.
 114   $query = "SELECT pc_eventDate, pc_endDate, pc_startTime, pc_duration, " .
 115    "pc_recurrtype, pc_recurrspec, pc_alldayevent, pc_catid, pc_prefcatid " .
 116    "FROM openemr_postcalendar_events " .
 117    "WHERE pc_aid = '$providerid' AND " .
 118    "pc_eid != '$eid' AND " .
 119    "((pc_endDate >= '$sdate' AND pc_eventDate < '$edate') OR " .
 120    "(pc_endDate = '0000-00-00' AND pc_eventDate >= '$sdate' AND pc_eventDate < '$edate'))";
 121   // phyaura whimmel facility filtering
 122   if ($_REQUEST['facility'] > 0 ) {
 123     $facility = $_REQUEST['facility'];
 124     $query .= " AND pc_facility = $facility";
 125   }
 126   // end facility filtering whimmel 29apr08
 127   $res = sqlStatement($query);
 128
 129   while ($row = sqlFetchArray($res)) {
 130    $thistime = strtotime($row['pc_eventDate'] . " 00:00:00");
 131    if ($row['pc_recurrtype']) {
 132
 133     preg_match('/"event_repeat_freq_type";s:1:"(\d)"/', $row['pc_recurrspec'], $matches);
 134     $repeattype = $matches[1];
 135
 136     preg_match('/"event_repeat_freq";s:1:"(\d)"/', $row['pc_recurrspec'], $matches);
 137     $repeatfreq = $matches[1];
 138     if (! $repeatfreq) $repeatfreq = 1;
 139
 140     // This gets an array of exception dates for the event.
 141     $exdates = array();
 142     if (preg_match('/"exdate";s:\d+:"([0-9,]*)"/', $row['pc_recurrspec'], $matches)) {
 143       $exdates = explode(",", $matches[1]);
 144     }
 145
 146     $endtime = strtotime($row['pc_endDate'] . " 00:00:00") + (24 * 60 * 60);
 147     if ($endtime > $slotetime) $endtime = $slotetime;
 148
 149     $repeatix = 0;
 150     while ($thistime < $endtime) {
 151      $adate = getdate($thistime);
 152      $thisymd = sprintf('%04d%02d%02d', $adate['year'], $adate['mon'], $adate['mday']);
 153
 154      // Skip the event if a repeat frequency > 1 was specified and this is
 155      // not the desired occurrence, or if this date is in the exception array.
 156      if (!$repeatix && !in_array($thisymd, $exdates)) {
 157       doOneDay($row['pc_catid'], $thistime, $row['pc_startTime'],
 158        $row['pc_duration'], $row['pc_prefcatid']);
 159      }
 160      if (++$repeatix >= $repeatfreq) $repeatix = 0;
 161
 162      if ($repeattype == 0)        { // daily
 163       $adate['mday'] += 1;
 164      } else if ($repeattype == 1) { // weekly
 165       $adate['mday'] += 7;
 166      } else if ($repeattype == 2) { // monthly
 167       $adate['mon'] += 1;
 168      } else if ($repeattype == 3) { // yearly
 169       $adate['year'] += 1;
 170      } else if ($repeattype == 4) { // work days
 171       if ($adate['wday'] == 5)      // if friday, skip to monday
 172        $adate['mday'] += 3;
 173       else if ($adate['wday'] == 6) // saturday should not happen
 174        $adate['mday'] += 2;
 175       else
 176        $adate['mday'] += 1;
 177      } else {
 178       die("Invalid repeat type '$repeattype'");
 179      }
 180      $thistime = mktime(0, 0, 0, $adate['mon'], $adate['mday'], $adate['year']);
 181     }
 182    } else {
 183     doOneDay($row['pc_catid'], $thistime, $row['pc_startTime'],
 184      $row['pc_duration'], $row['pc_prefcatid']);
 185    }
 186   }
 187
 188   // Mark all slots reserved where the provider is not in-office.
 189   // Actually we could do this in the display loop instead.
 190   $inoffice = false;
 191   for ($i = 0; $i < $slotcount; ++$i) {
 192    if (($i % $slotsperday) == 0) $inoffice = false;
 193    if ($slots[$i] & 1) $inoffice = true;
 194    if ($slots[$i] & 2) $inoffice = false;
 195    if (! $inoffice) $slots[$i] |= 4;
 196   }
 197  }
 198
 199  // The cktime parameter is a number of minutes into the starting day of a
 200  // tentative appointment that is to be checked.  If it is present then we are
 201  // being asked to check if this indicated slot is available, and to submit
 202  // the opener and go away quietly if it is.  If it's not then we have more
 203  // work to do.
 204  $ckavail = true;
 205  if (isset($_REQUEST['cktime'])) {
 206   $cktime = 0 + $_REQUEST['cktime'];
 207   $ckindex = (int) ($cktime * 60 / $slotsecs);
 208   for ($j = $ckindex; $j < $ckindex + $evslots; ++$j) {
 209       if ($slots[$j] >= 4) $ckavail = false;
 210   }
 211   if ($ckavail) {
 212     // The chosen appointment time is available.
 213     echo "<html><script language='JavaScript'>\n";
 214     echo "function mytimeout() {\n";
 215     echo " opener.top.restoreSession();\n";
 216     echo " opener.document.forms[0].submit();\n";
 217     echo " window.close();\n";
 218     echo "}\n";
 219     echo "</script></head><body onload='setTimeout(\"mytimeout()\",250);'>" .
 220       xlt('Time slot is open, saving event') . "...</body></html>";
 221     exit();
 222   }
 223   // The appointment slot is not available.  A message will be displayed
 224   // after this page is loaded.
 225  }
 226 ?>
 227 <html>
 228 <head>
 229 <?php html_header_show(); ?>
 230 <title><?php xl('Find Available Appointments','e'); ?></title>
 231 <link rel="stylesheet" href='<?php echo $css_header ?>' type='text/css'>
 232
 233 <!-- for the pop up calendar -->
 234 <style type="text/css">@import url(../../../library/dynarch_calendar.css);</style>
 235 <script type="text/javascript" src="../../../library/dynarch_calendar.js"></script>
 236 <?php include_once("{$GLOBALS['srcdir']}/dynarch_calendar_en.inc.php"); ?>
 237 <script type="text/javascript" src="../../../library/dynarch_calendar_setup.js"></script>
 238
 239 <!-- for ajax-y stuff -->
 240 <script type="text/javascript" src="<?php echo $GLOBALS['webroot'] ?>/library/js/jquery-1.2.2.min.js"></script>
 241
 242 <script language="JavaScript">
 243
 244  function setappt(year,mon,mday,hours,minutes) {
 245   if (opener.closed || ! opener.setappt)
 246    alert('<?php xl('The destination form was closed; I cannot act on your selection.','e'); ?>');
 247   else
 248    opener.setappt(year,mon,mday,hours,minutes);
 249   window.close();
 250   return false;
 251  }
 252
 253 </script>
 254
 255
 256 <style>
 257 form {
 258     /* this eliminates the padding normally around a FORM tag */
 259     padding: 0px;
 260     margin: 0px;
 261 }
 262 #searchCriteria {
 263     text-align: center;
 264     width: 100%;
 265     font-size: 0.8em;
 266     background-color: #ddddff;
 267     font-weight: bold;
 268     padding: 3px;
 269 }
 270 #searchResultsHeader {
 271     width: 100%;
 272     background-color: lightgrey;
 273 }
 274 #searchResultsHeader table {
 275     width: 96%;  /* not 100% because the 'searchResults' table has a scrollbar */
 276     border-collapse: collapse;
 277 }
 278 #searchResultsHeader th {
 279     font-size: 0.7em;
 280 }
 281 #searchResults {
 282     width: 100%;
 283     height: 350px;
 284     overflow: auto;
 285 }
 286
 287 .srDate { width: 20%; }
 288 .srTimes { width: 80%; }
 289
 290 #searchResults table {
 291     width: 100%;
 292     border-collapse: collapse;
 293     background-color: white;
 294 }
 295 #searchResults td {
 296     font-size: 0.7em;
 297     border-bottom: 1px solid gray;
 298     padding: 1px 5px 1px 5px;
 299 }
 300 .highlight { background-color: #ff9; }
 301 .blue_highlight { background-color: #336699; color: white; }
 302 #am {
 303     border-bottom: 1px solid lightgrey;
 304     color: #00c;
 305 }
 306 #pm { color: #c00; }
 307 #pm a { color: #c00; }
 308 </style>
 309
 310 </head>
 311
 312 <body class="body_top">
 313
 314 <div id="searchCriteria">
 315 <form method='post' name='theform' action='find_appt_popup.php?providerid=<?php echo $providerid ?>&catid=<?php echo $input_catid ?>'>
 316    <?php xl('Start date:','e'); ?>
 317    <input type='text' name='startdate' id='startdate' size='10' value='<?php echo $sdate ?>'
 318     title='yyyy-mm-dd starting date for search' />
 319    <img src='../../pic/show_calendar.gif' align='absbottom' width='24' height='22'
 320     id='img_date' border='0' alt='[?]' style='cursor:pointer'
 321     title='<?php xl('Click here to choose a date','e'); ?>'>
 322    <?php xl('for','e'); ?>
 323    <input type='text' name='searchdays' size='3' value='<?php echo $searchdays ?>'
 324     title='Number of days to search from the start date' />
 325    <?php xl('days','e'); ?>&nbsp;
 326    <input type='submit' value='<?php xl('Search','e'); ?>'>
 327 </div>
 328
 329 <?php if (!empty($slots)) : ?>
 330
 331 <div id="searchResultsHeader">
 332 <table>
 333  <tr>
 334   <th class="srDate"><?php xl ('Day','e'); ?></th>
 335   <th class="srTimes"><?php xl ('Available Times','e'); ?></th>
 336  </tr>
 337 </table>
 338 </div>
 339
 340 <div id="searchResults">
 341 <table>
 342 <?php
 343     $lastdate = "";
 344     $ampmFlag = "am"; // establish an AM-PM line break flag
 345     for ($i = 0; $i < $slotcount; ++$i) {
 346
 347         $available = true;
 348         for ($j = $i; $j < $i + $evslots; ++$j) {
 349             if ($slots[$j] >= 4) $available = false;
 350         }
 351         if (!$available) continue; // skip reserved slots
 352
 353         $utime = ($slotbase + $i) * $slotsecs;
 354         $thisdate = date("Y-m-d", $utime);
 355         if ($thisdate != $lastdate) {
 356             // if a new day, start a new row
 357             if ($lastdate) {
 358                 echo "</div>";
 359                 echo "</td>\n";
 360                 echo " </tr>\n";
 361             }
 362             $lastdate = $thisdate;
 363             echo " <tr class='oneresult'>\n";
 364             echo "  <td class='srDate'>" . date("l", $utime)."<br>".date("Y-m-d", $utime) . "</td>\n";
 365             echo "  <td class='srTimes'>";
 366             echo "<div id='am'>AM ";
 367             $ampmFlag = "am";  // reset the AMPM flag
 368         }
 369
 370         $ampm = date('a', $utime);
 371         if ($ampmFlag != $ampm) { echo "</div><div id='pm'>PM "; }
 372         $ampmFlag = $ampm;
 373
 374         $atitle = "Choose ".date("h:i a", $utime);
 375         $adate = getdate($utime);
 376         $anchor = "<a href='' onclick='return setappt(" .
 377             $adate['year'] . "," .
 378             $adate['mon'] . "," .
 379             $adate['mday'] . "," .
 380             $adate['hours'] . "," .
 381             $adate['minutes'] . ")'".
 382             " title='$atitle' alt='$atitle'".
 383             ">";
 384         echo (strlen(date('g',$utime)) < 2 ? "<span style='visibility:hidden'>0</span>" : "") .
 385             $anchor . date("g:i", $utime) . "</a> ";
 386
 387         // If the duration is more than 1 slot, increment $i appropriately.
 388         // This is to avoid reporting available times on undesirable boundaries.
 389         $i += $evslots - 1;
 390     }
 391     if ($lastdate) {
 392         echo "</td>\n";
 393         echo " </tr>\n";
 394     } else {
 395         echo " <tr><td colspan='2'> " . xl('No openings were found for this period.','e') . "</td></tr>\n";
 396     }
 397 ?>
 398 </table>
 399 </div>
 400 </div>
 401 <?php endif; ?>
 402
 403 </form>
 404 </body>
 405
 406 <!-- for the pop up calendar -->
 407 <script language='JavaScript'>
 408  Calendar.setup({inputField:"startdate", ifFormat:"%Y-%m-%d", button:"img_date"});
 409
 410 // jQuery stuff to make the page a little easier to use
 411
 412 $(document).ready(function(){
 413     $(".oneresult").mouseover(function() { $(this).toggleClass("highlight"); });
 414     $(".oneresult").mouseout(function() { $(this).toggleClass("highlight"); });
 415     $(".oneresult a").mouseover(function () { $(this).toggleClass("blue_highlight"); $(this).children().toggleClass("blue_highlight"); });
 416     $(".oneresult a").mouseout(function() { $(this).toggleClass("blue_highlight"); $(this).children().toggleClass("blue_highlight"); });
 417     //$(".event").dblclick(function() { EditEvent(this); });
 418 });
 419
 420 <?php if (!$ckavail) { ?>
 421 <?php if (acl_check('patients','appt','','write')) { ?>
 422  if (confirm('<?php echo addslashes(xl('This appointment slot is already used, use it anyway?')); ?>')) {
 423   opener.top.restoreSession();
 424   opener.document.forms[0].submit();
 425   window.close();
 426  }
 427 <?php } else { ?>
 428  alert('<?php echo addslashes(xl('This appointment slot is not available, please choose another.')); ?>');
 429 <?php } ?>
 430 <?php } ?>
 431
 432 </script>
 433
 434 </html>