plekit/php/columns.php

   1 <?php
   2
   3 require_once 'tophat_api.php';
   4
   5 drupal_set_html_head('
   6 <script type="text/javascript" src="/plekit/table/columns.js"></script>
   7 ');
   8
   9 class PlekitColumns {
  10
  11 var $column_configuration = "";
  12 var $reference_node = "";
  13 var $first_time = false;
  14
  15 var $all_headers = array();
  16 var $this_table_headers = array();
  17 var $visible_headers = array();
  18
  19 var $fix_columns = array();
  20 var $tag_columns = array();
  21 var $extra_columns = array();
  22
  23 var $comon_live_data = "";
  24 var $tophat_live_data = "";
  25 var $live_data = array();
  26
  27 var $table_ids;
  28
  29 var $HopCount = array();
  30
  31   function PlekitColumns ($column_configuration, $fix_columns, $tag_columns, $extra_columns=NULL, $this_table_headers=NULL) {
  32
  33         if ($column_configuration != NULL) {
  34         $this->fix_columns = $fix_columns;
  35         $this->tag_columns = $tag_columns;
  36         $this->extra_columns = $extra_columns;
  37
  38         //print("<p>FIX<p>");
  39         //print_r($this->fix_columns);
  40         //print("<p>TAG<p>");
  41         //print_r($this->tag_columns);
  42         //print("<p>EXTRA<p>");
  43         //print_r($this->extra_columns);
  44
  45         $this->prepare_headers();
  46         $this->parse_configuration($column_configuration);
  47
  48         $this->visible_headers = $this->get_visible();
  49         }
  50
  51         //print("<p>VISIBLE<p>");
  52         //print_r($this->visible_headers);
  53
  54 }
  55
  56
  57
  58 /*
  59
  60 INFO
  61
  62 */
  63
  64 function prepare_headers() {
  65
  66 foreach ($this->fix_columns as $column) {
  67 $this->all_headers[$column['header']]=array('header'=>$column['header'],'type'=>$column['type'],'tagname'=>$column['tagname'],'title'=>$column['title'], 'description'=>$column['title'], 'label'=>$column['header'], 'fixed'=>true, 'visible'=>false, 'source'=>'myplc');
  68 }
  69
  70 $tmp_headers = array();
  71
  72 if ($this->extra_columns)
  73 foreach ($this->extra_columns as $column) {
  74 $tmp_headers[$column['header']]=array('header'=>$column['header'],'type'=>$column['type'],'tagname'=>$column['tagname'],'title'=>$column['title'], 'description'=>$column['title'], 'label'=>$column['header'], 'fetched'=>$column['fetched'], 'visible'=>false, 'source'=>$column['source']);
  75
  76 }
  77
  78 if ($this->tag_columns)
  79 foreach ($this->tag_columns as $column) {
  80
  81 if ($column['headerId'] != "")
  82         $headerId = $column['headerId'];
  83 else
  84         $headerId = $column['header'];
  85
  86 $tmp_headers[$headerId]=array('header'=>$headerId,'type'=>$column['type'],'tagname'=>$column['tagname'],'title'=>$column['title'], 'description'=>$column['title'], 'label'=>$column['header'],'visible'=>false, 'source'=>'myplc');
  87 }
  88
  89 usort ($tmp_headers, create_function('$col1,$col2','return strcmp($col1["label"],$col2["label"]);'));
  90
  91 foreach ($tmp_headers as $t)
  92 $this->all_headers[$t['header']] = $t;
  93
  94 //$this->all_headers = array_merge($this->all_headers, $tmp_headers);
  95
  96 //print($this->print_headers());
  97
  98 return $this->all_headers;
  99
 100 }
 101
 102
 103 function get_headers() {
 104
 105 return $this->all_headers;
 106
 107 }
 108
 109 function get_selected_period($label) {
 110
 111 if ($this->all_headers[$label."w"]['visible'])
 112         return "w";
 113 else if ($this->all_headers[$label."m"]['visible'])
 114         return "m";
 115 else if ($this->all_headers[$label."y"]['visible'])
 116         return "y";
 117 else if ($this->all_headers[$label]['visible'])
 118         return "";
 119
 120 return "";
 121 }
 122
 123 function node_tags() {
 124
 125         $fetched_tags = array('node_id','hostname');
 126
 127         foreach ($this->all_headers as $h)
 128         {
 129                 if ($h['visible'] == true && $h['tagname'] != "" && !$h['fetched'] && $h['source']=="myplc")
 130                         $fetched_tags[] = $h['tagname'];
 131         }
 132
 133         return $fetched_tags;
 134 }
 135
 136 function print_headers() {
 137
 138         $headers = "";
 139
 140         foreach ($this->all_headers as $l => $h)
 141         {
 142                 $headers.="<br>[".$l."]=".$h['header'].":".$h['label'].":".$h['tagname'].":".$h['visible'];
 143         }
 144         return $headers;
 145 }
 146
 147 function get_visible() {
 148
 149         $visibleHeaders = array();
 150
 151         foreach ($this->all_headers as $h)
 152         {
 153                 if ($h['visible'] == true)
 154                         $visibleHeaders[] = $h['header'];
 155         }
 156         return $visibleHeaders;
 157 }
 158
 159 function headerIsVisible($header_name) {
 160
 161 $headersToShow = $this->visible_headers;
 162
 163 if (in_array($header_name, $headersToShow))
 164         return true;
 165
 166 if ($this->inTypeC($header_name."w"))
 167         return (in_array($header_name."w", $headersToShow) || in_array($header_name."m", $headersToShow) || in_array($header_name."y", $headersToShow));
 168 }
 169
 170
 171
 172
 173 /*
 174
 175 CONFIGURATION
 176
 177 */
 178
 179
 180 function parse_configuration($column_configuration) {
 181
 182         $this->column_configuration = $column_configuration;
 183         //$this->default_configuration = $default_configuration;
 184
 185         //print($this->print_headers());
 186
 187         $columns_conf = explode("|", $column_configuration);
 188
 189
 190         foreach ($columns_conf as $c)
 191         {
 192                 $conf = explode(":",$c);
 193
 194                 if ($conf[0] == "default")
 195                         continue;
 196
 197                 if (!$this->all_headers[$conf[0]])
 198                         continue;
 199
 200                 $this->all_headers[$conf[0]]['visible']=true;
 201
 202                 if ($this->all_headers[$conf[0]]['source'] == "comon")
 203                         $this->comon_live_data.=",".$this->all_headers[$conf[0]]['tagname'];
 204
 205                 if ($this->all_headers[$conf[0]]['source'] == "tophat")
 206                 {
 207                         $this->reference_node = $conf[1];
 208                         print ("ref node in configuration = ".$conf[1]);
 209                         $this->reference_node = "planetlab-europe-07.ipv6.lip6.fr";
 210                         $this->all_headers[$conf[0]]['refnode']=$this->reference_node;
 211                         //$threshold = explode(",",$conf[1]);
 212                         //$this->all_headers[$conf[0]]['threshold']=$threshold;
 213                 }
 214
 215                 //print("<p>-".$conf[0]."-should be visible now - ".$this->all_headers[$conf[0]]['visible']);
 216                 //print_r($this->all_headers[$conf[0]]);
 217
 218 /*
 219                 if ($conf[1] == "f")
 220                         continue;
 221
 222                 else if ($this->inTypeC($conf[0]))
 223                 {
 224                         $this->all_headers[$conf[0]]['duration']= substr($conf[0], strlen($conf[0])-1, strlen($conf[0]));
 225                         $threshold = explode(",",$conf[1]);
 226                         $this->all_headers[$conf[0]]['threshold']=$threshold;
 227                 }
 228                 else if ($this->inTypeA($conf[0]))
 229                 {
 230                         $exclude_list = explode(",",$conf[1]);
 231                         $this->all_headers[$conf[0]]['exclude_list']=$exclude_list;
 232                 }
 233                 else
 234                 {
 235                         $threshold = explode(",",$conf[1]);
 236                         $this->all_headers[$conf[0]]['threshold']=$threshold;
 237                 }
 238 */
 239         }
 240
 241 }
 242
 243
 244
 245
 246
 247 /*
 248
 249 CELLS
 250
 251 */
 252
 253 function convert_data($value, $data_type) {
 254
 255         if ($value == "" || $value == null || $value == "n/a" || $value == "None")
 256                 return "n/a";
 257
 258         if ($data_type == "string")
 259                 return $value;
 260
 261         if ($data_type == "date")
 262                 return date("Y-m-d", $value);
 263
 264         if ($data_type == "uptime")
 265                 return (int)((int) $value / 86400);
 266
 267         return ((int) ($value * 10))/10;
 268
 269 }
 270
 271 function getHopCount($ref_node, $planetlab_nodes) {
 272
 273         $tophat_auth = array( 'AuthMethod' => 'password', 'Username' => 'guest', 'AuthString' => 'guest');
 274         $tophat_api = new TopHatAPI($tophat_auth);
 275
 276         $traceroute = $tophat_api->Get('traceroute', 'latest', array('src_hostname' => $ref_node, 'dst_hostname' => $planetlab_nodes), array('dst_hostname', 'hop_count') );
 277
 278         $hopcount = array();
 279
 280         if ($traceroute) foreach ($traceroute as $t)
 281                 $hopcount[$t['dst_hostname']]=$t['hop_count'];
 282
 283         return $hopcount;
 284 }
 285
 286 function comon_query_nodes($requested_data) {
 287         //$base_url = 'http://comon.cs.princeton.edu/status/tabulator.cgi?forma=nameonly&';
 288         $base_url = "http://comon.cs.princeton.edu/status/tabulator.cgi?table=table_nodeviewshort&format=formatcsv&dumpcols='name";
 289
 290         $url = $base_url.$requested_data."'";
 291
 292         //print ("retriecing comon data for url ".$url);
 293
 294         $sPattern = '\', \'';
 295         $sReplace = '|';
 296
 297         if( false == ($str=file_get_contents($url)))
 298                 return '';
 299
 300         $result=preg_replace( $sPattern, $sReplace, $str );
 301         $sPattern = '/\s+/';
 302         $sReplace = ';';
 303         $result=preg_replace( $sPattern, $sReplace, $result );
 304
 305         $comon_data = explode(";", $result);
 306         $cl = array();
 307         $comon_values = array();
 308
 309         foreach ($comon_data as $cd) {
 310                 $cc = explode("|", $cd);
 311                 if ($cc[0] == "name") {
 312                         $cl = $cc;
 313                 }
 314                 $comon_values[$cc[0]] = array();
 315                 $cindex=1;
 316                 foreach ($cl as $cltag) {
 317                         if ($cltag != "name")
 318                                 $comon_values[$cc[0]][$cltag] = $cc[$cindex++];
 319                 }
 320         }
 321
 322         return $comon_values;
 323 }
 324
 325
 326 //Depending on the columns selected more data might need to be fetched from
 327 //external sources
 328
 329 function fetch_live_data($all_nodes) {
 330
 331         //print("<p>fetching live data<p>");
 332
 333 //comon data
 334         if ($this->comon_live_data != "") {
 335
 336                 //print ("live data to be fetched =".$this->comon_live_data);
 337                 $this->live_data = $this->comon_query_nodes($this->comon_live_data);
 338                 //print_r($this->live_data);
 339         }
 340
 341
 342 //TopHat pairwise data
 343         //if ($this->tophat_live_data != "")
 344         if ($this->reference_node != "")
 345         {
 346                 $dd = array();
 347
 348                 if ($all_nodes) foreach ($all_nodes as $n)
 349                         $dd[] = $n['hostname'];
 350
 351                 print("Calling tophat api for reference node = ".$this->reference_node);
 352                 $st = time() + microtime();
 353                 $HopCount = $this->getHopCount($this->reference_node, $dd);
 354                 printf(" (%.2f ms)<br/>", (time() + microtime()-$st)*100);
 355                 print_r($HopCount);
 356         }
 357 }
 358
 359
 360 function excludeItems($value, $exclude_list, $hh) {
 361
 362         if ($value == "")
 363                 $value = "n/a";
 364
 365         if ($exclude_list)
 366         if (in_array($value, $exclude_list))
 367                 return array($value, array('name'=>$hh, 'display'=>'table-cell'));
 368         else
 369                 return array($value, array('name'=>$hh, 'display'=>'table-cell'));
 370
 371         return array($value, array('name'=>$hh, 'display'=>'table-cell'));
 372 }
 373
 374
 375 function checkThreshold($value, $threshold, $hh) {
 376
 377         if ($value == "")
 378                 return array("n/a", array('name'=>$hh, 'display'=>'table-cell'));
 379
 380         if ($threshold)
 381         if ((float) $value >= (float) $threshold[0] && (float) $value <= (float) $threshold[1])
 382                 return array(round($value,1), array('name'=>$hh, 'display'=>'table-cell'));
 383         else
 384                 return array(round($value,1), array('name'=>$hh, 'display'=>'table-cell'));
 385
 386         return array(round($value,1), array('name'=>$hh, 'display'=>'table-cell'));
 387 }
 388
 389
 390 function cells($table, $node) {
 391
 392 foreach ($this->all_headers as $h)
 393 {
 394 if (!$h['fixed']) {
 395
 396 if ($h['visible'] != "")
 397 {
 398
 399 /*
 400 if ($this->inTypeC($h['header']))
 401 {
 402         $tagname = $h['tagname'];
 403         $value = $node[$tagname];
 404         $v = $this->checkThreshold($value, $h['threshold'], $h['header']);
 405         $table->cell($v[0],$v[1]);
 406 }
 407 else if ($this->inTypeB($h['header']))
 408 {
 409         $value = $node[$h['tagname']];
 410         $v = $this->checkThreshold($value, $h['threshold'], $h['header']);
 411         $table->cell($v[0],$v[1]);
 412 }
 413 else if ($this->inTypeD($h['header']))
 414 {
 415         $value = $this->HopCount[$node['hostname']];
 416         $v = $this->excludeItems($value, $h['threshold'], $h['header']);
 417         $table->cell($v[0],$v[1]);
 418 }
 419 else if ($this->inTypeA($h['header']))
 420 {
 421         $value = $node[$h['tagname']];
 422         $v = $this->excludeItems($value, $h['exclude_list'], $h['header']);
 423         $table->cell($v[0],$v[1]);
 424 }
 425 */
 426 if ($h['type'] == "date")
 427 {
 428         $value = $this->convert_data($node[$h['tagname']], $h['type']);
 429         $table->cell($value,array('name'=>$h['header'], 'display'=>'table-cell'));
 430 }
 431 else if ($h['source'] == "comon")
 432 {
 433         //print("<br>Searching for ".$h['tagname']."at ".$node);
 434         $value = $this->convert_data($this->live_data[$node['hostname']][$h['tagname']], $h['tagname']);
 435
 436         $table->cell($value,array('name'=>$h['header'], 'display'=>'table-cell'));
 437 }
 438 else
 439 {
 440         //$value = $node[$h['tagname']];
 441         $value = $this->convert_data($node[$h['tagname']], $h['type']);
 442         $table->cell($value,array('name'=>$h['header'], 'display'=>'table-cell'));
 443 }
 444 }
 445 else
 446         if ($node[$h['tagname']])
 447         {
 448                 $value = $this->convert_data($node[$h['tagname']], $h['type']);
 449                 $table->cell($value, array('name'=>$h['header'], 'display'=>'none'));
 450         }
 451         else
 452                 if ($node[$h['fetched']])
 453                         $table->cell("n/a", array('name'=>$h['header'], 'display'=>'none'));
 454                 else
 455                         $table->cell("??", array('name'=>$h['header'], 'display'=>'none'));
 456 }
 457 }
 458
 459 }
 460
 461
 462 /*
 463
 464 HTML
 465
 466 */
 467
 468
 469 function javascript_init() {
 470
 471 print("<input type='hidden' id='selected_reference_node' value='".$this->reference_node."' />");
 472
 473 print("<script type='text/javascript'>");
 474 print("highlightOption('AU');");
 475 print("overrideTitles();");
 476 print("</script>");
 477
 478 }
 479
 480 function quickselect_html() {
 481
 482 //return '<p>This link uses the onclick event handler.<br><a href="#" onclick="setVisible(\'quicklist\');return false" target="_self">Open popup</a></p>';
 483
 484
 485 $quickselection = "<select id='quicklist' onChange=changeSelectStatus(this.value)><option value='0'>Short column descriptions and quick add/remove</option>";
 486 //$quickselection = "<select id='quicklist'><option value='0'>Short column descriptions and quick add/remove</option>";
 487 $prev_label="";
 488 $optionclass = "out";
 489 foreach ($this->all_headers as $h)
 490 {
 491         if ($h['header'] == "hostname" || $h['header'] == "ID")
 492                 continue;
 493
 494         if ($h['fixed'])
 495                 $disabled = "disabled=true";
 496         else
 497                 $disabled = "";
 498
 499         if ($this->headerIsVisible($h['label']))
 500         {
 501                 $optionclass = "in";
 502                 //$selected = "selected=selected";
 503         }
 504         else
 505         {
 506                 $optionclass = "out";
 507                 //$selected = "";
 508         }
 509
 510         if ($prev_label == $h['label'])
 511                 continue;
 512
 513         $prev_label = $h['label'];
 514
 515
 516 //$quickselection.="<option onclick=\"debugfilter('here2');removeSelectHandler(this);\" id='option'".$h['label']." class='".$optionclass."' value='".$h['label']."'><b>".$h['label']."</b>:&nbsp;".$h['title']."</option>";
 517 $quickselection.="<option id='option'".$h['label']." class='".$optionclass."' value='".$h['label']."'><b>".$h['label']."</b>:&nbsp;".$h['title']."</option>";
 518 }
 519
 520
 521 $quickselection.="</select>";
 522
 523 return $quickselection;
 524
 525 }
 526
 527
 528 function configuration_panel_html($showDescription) {
 529
 530 if ($showDescription)
 531         $table_width = 700;
 532 else
 533         $table_width = 350;
 534
 535 print("<table align=center cellpadding=10 width=".$table_width.">");
 536 print("<tr><th>Add/remove columns</th>");
 537
 538 if ($showDescription)
 539         print("<th>Column description and configuration</th>");
 540
 541 print("</tr><tr><td valign=top width=300>");
 542
 543         print('<div id="scrolldiv" style="border : solid 2px grey; padding:4px; width:300px; height:180px; overflow:auto;">');
 544 print ("<table>");
 545         $prev_label="";
 546         $optionclass = "out";
 547         foreach ($this->all_headers as $h)
 548         {
 549                 if ($h['header'] == "hostname" || $h['header'] == "ID")
 550                         continue;
 551
 552                 if ($h['fixed'])
 553                         $disabled = "disabled=true";
 554                 else
 555                         $disabled = "";
 556
 557                 if ($this->headerIsVisible($h['label']))
 558                 {
 559                         $selected = "checked=true";
 560                         $fetch = "true";
 561                         //print("header ".$h['label']." checked!");
 562                 }
 563                 else
 564                 {
 565                         $selected = "";
 566                         if ($h['fetched'])
 567                                 $fetch = "true";
 568                         else
 569                                 $fetch = "false";
 570                 }
 571
 572                 print("<input type='hidden' id='tagname".$h['header']."' value='".$h['tagname']."'></input>");
 573
 574                 if ($prev_label == $h['label'])
 575                         continue;
 576
 577                 $prev_label = $h['label'];
 578                 $period = $this->get_selected_period($h['label']);
 579
 580 //<input type='hidden' id='fdesc".$h['label']."' value='".$h['description']."'></input>
 581                 print ("<tr><td>
 582 <input type='hidden' id='fetched".$h['label']."' value=',".$period.",".$fetch."'></input>
 583 <input type='hidden' id='period".$h['label']."' value='".$period."'></input>
 584 <input type='hidden' id='type".$h['label']."' value='".$h['type']."'></input>
 585 <input type='hidden' id='source".$h['label']."' value='".$h['source']."'></input>
 586                 <div id='".$h['label']."' name='columnlist' class='".$optionclass."' onclick='highlightOption(this.id)'>
 587 <table width=280 id='table".$h['label']."'><tr>
 588 <td bgcolor=#CAE8EA align=center width=30><b><span style='color:#3399CC'>".$h['label']."</span></b></td>
 589 <td align=left>&nbsp;<span style='height:10px' id ='htitle".$h['label']."'>".$h['title']."</span>&nbsp;</td>
 590 <td align=right width=20>&nbsp;<span style='height:10px' id ='loading".$h['label']."'></span>&nbsp;</td>
 591 <td align=right width=20><input id='check".$h['label']."' name='".$h['tagname']."' type='checkbox' ".$selected." ".$disabled." autocomplete='off' value='".$h['label']."' onclick='changeCheckStatus(this.id)'></input></td>
 592 </tr></table></div></td></tr>");
 593         }
 594
 595         print("</table> </div></td>");
 596
 597 if ($showDescription)
 598 {
 599         print("<td valign=top width=400>");
 600         print("<div class='myslice' id='selectdescr'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</div></td>");
 601 }
 602
 603 print("</tr>");
 604 //print("<tr><td align=center>");
 605 //print("<input type='button' value='Reset' onclick=resetCols('previousConf') />");
 606 //print("<input type='button' value='Default' onclick=saveConfiguration('defaultConf') />");
 607 //print("<input type='button' value='Reset table' onclick=\"resetConfiguration()\" />");
 608 //print("</td>");
 609 //print("&nbsp;<input type='button' value='Save configuration' onclick=saveConfiguration('column_configuration') />");
 610 //print("&nbsp;<input type='button' id='fetchbutton' onclick='fetchData()' value='Fetch data' disabled=true /> </td>");
 611
 612 if ($showDescription)
 613         print("<td></td>");
 614
 615 print(" </tr> </table>");
 616 }
 617
 618
 619
 620 function column_filter () {
 621
 622 echo <<< EOF
 623
 624 Highlight <select onChange="filterByType(this.value)">
 625 <option value="none">None</option>
 626 <option value="capabilities">Capabilities</option>
 627 <option value="statistics">Statistics</option>
 628 <option value="network">Network</option>
 629 <option value="pairwise">Pairwise</option>
 630 <option value="other">Other</option>
 631 </select>
 632 <p>
 633
 634 EOF;
 635 }
 636
 637   function column_html ($colHeader, $colName, $colId, $fulldesc, $visible) {
 638
 639         if ($visible)
 640                 $display = 'display:table-cell';
 641         else
 642                 $display = 'color:red;display:none';
 643
 644     return "
 645         <th class='sample plekit_table' name='confheader".$colHeader."' id='testid' style='".$display."'>
 646         <div id=\"".$colId."\" onclick=\"showDescription('".$colHeader."')\" onmouseover=\"showDescription('".$colHeader."')\">$colHeader</div>
 647         </th>
 648         ";
 649   }
 650
 651   function column_fix_html ($colHeader, $colName, $colId) {
 652
 653         $display = 'display:table-cell';
 654
 655         $res="<th name='confheader".$colHeader."' class='fix plekit_table' style='$display'>";
 656                 $res.= "<div id='$colId' onmouseover=\"showDescription('".$colHeader."')\">$colHeader</div></th>";
 657
 658         return $res;
 659   }
 660
 661
 662 function graph_html($colHeader) {
 663
 664         return "<p><img src='/planetlab/slices/graph.png' width='20' align='BOTTOM'><input type='checkbox' id='graph".$colHeader."'></input> Show details on mouse over";
 665
 666         }
 667
 668 function threshold_html($colHeader) {
 669
 670         $updatecall = "updateColumnThreshold('".$colHeader."',window.document.getElementById('min".$colHeader."').value,window.document.getElementById('max".$colHeader."').value);";
 671
 672         $bubble="<b>Grey-out values between</b>  <input type='text' id='min".$colHeader."' size='2' value='5'> (low) and <input type='text' id='max".$colHeader."' size='2' value='90'> (high) <input type='submit' value='Update' onclick=".$updatecall.">&nbsp;</input>";
 673
 674         return $bublle;
 675 }
 676
 677
 678 /*
 679
 680 UTILS
 681
 682 */
 683
 684 //simple strings
 685 function inTypeA($header_name) {
 686         $typeA = array('ST','SN','RES','OS','NRR','NTP','NSR','NSF','NDS','NTH','NEC','LRN','LCY','LPR','LCN','LAT','LON','IP','ASN','AST');
 687         return in_array($header_name, $typeA);
 688 }
 689
 690 //integers
 691 function inTypeB($header_name) {
 692         $typeB = array('BW','DS','MS','CC','CR','AS','DU','CN');
 693         return in_array($header_name, $typeB);
 694 }
 695
 696 //statistical values
 697 function inTypeC($header_name) {
 698         $typeC = array('Rw','Rm','Ry','Lw','Lm','Ly','Sw','Sm','Sy','CFw','CFm','CFy','BUw','BUm','BUy','MUw','MUm','MUy','SSHw','SSHm','SSHy');
 699         return in_array($header_name, $typeC);
 700 }
 701
 702 //tophat
 703 function inTypeD($header_name) {
 704         $typeD = array('HC');
 705         return in_array($header_name, $typeD);
 706 }
 707
 708
 709 function removeDuration($header)
 710 {
 711         if ($this->inTypeC($header))
 712                 return substr($header, 0, strlen($header)-1);
 713         else
 714                 return $header;
 715 }
 716
 717 }
 718
 719 ?>
 720
 721