detail_root.php

   1 <?php
   2
   3 include_once("auth.php");
   4 include_once("header.php");
   5 include_once("time.php");
   6 include_once("user_details.php");
   7
   8 $file_count = "";
   9 $files = "";
  10 $comm = "";
  11 $student_list = "";
  12 $help_icon = "";
  13 $user = "";
  14 $user_id_role = "";
  15 $user_data_sent = "";
  16 $student_user_name = "";
  17 $comment_form = "";
  18
  19
  20 function taunt_user()
  21 {
  22         $taunt[0] = "No Soup For You";
  23         $taunt[1] = "My Dog Ate It";
  24         $taunt[2] = "Alien Invasion";
  25         $taunt[3] = "Alien Abduction";
  26         $taunt[4] = "Epic Fail";
  27         $taunt[5] = "You Have Failed To Fail";
  28         $taunt[6] = "None Shall Pass";
  29         $taunt[7] = "You'll Get Nothing And Like It";
  30         $taunt[8] = "Virus";
  31         $taunt[9] = "Fries With That?";
  32         $taunt[10] = "You're Still Here?";
  33         $taunt[11] = "About Time...";
  34         $rand = rand (0, 11);
  35         return $taunt[$rand];
  36 }
  37
  38 if(isset($_GET["user"])) { $user_sent = true; } else { $user_sent = false; }
  39
  40 // prevents students from seeing other's work
  41 if($role != 0) { $_GET["user"] = $user_id; }
  42
  43 if (!$_GET["sched"]) { die("No Assignment Requested"); }
  44
  45 if(isset($_GET["user"])) { $user_data_sent = true; }
  46
  47 if(isset($_GET["sched"])) { $_GET["sched"] = mysql_real_escape_string($_GET["sched"]); }
  48 if(isset($_GET["user"] )) { $_GET["user"] = mysql_real_escape_string($_GET["user"]); }
  49
  50 /* get help status for this assignment */
  51 if($role == 0) {
  52
  53         if(isset($_GET["user"])) {
  54                 $sql = 'select help_me from sched_details where sched_id ='.$_GET["sched"].' and user_id = '.$_GET["user"];
  55
  56                 $result = mysql_query($sql);
  57
  58                 $row = mysql_fetch_row($result);
  59
  60                 if($row[0] == 1) {
  61                         $help_stat = 'Disable';
  62                         $help_icon = '<img src=gfx/flag_red.png>';
  63                 } else {
  64                         $help_stat = 'Enable';
  65                         $help_icon = '<img src=gfx/flag_white.png>';
  66                 }
  67         }
  68 } else {
  69         $sql = 'select help_me from sched_details where sched_id ='.$_GET["sched"].' and user_id = '.$user_id;
  70
  71         $result = mysql_query($sql);
  72
  73         $row = mysql_fetch_row($result);
  74
  75         if($row[0] == 1) {
  76                 $help_stat = 'Disable';
  77                 $help_icon = '<img src=gfx/flag_red.png>';
  78         } else {
  79                 $help_stat = 'Enable';
  80                 $help_icon = '<img src=gfx/flag_white.png>';
  81         }
  82 }
  83
  84 /* get files / late status for this assignment */
  85 if($role == 0 ) {
  86         if($user_sent) {
  87                 if(assignment_late($_GET["user"], $_GET["sched"])) {
  88                         $file_count .= '<img src=gfx/tick_off.png>';
  89                 } else {
  90                         if(file_count($_GET["user"], $_GET["sched"])) {
  91                                 $file_count .= '<img src=gfx/star.png>';
  92                         } else { $file_count .= '<img src=gfx/error.png>'; }
  93                 }
  94         }
  95
  96 } else {
  97         if(assignment_late($user_id, $_GET["sched"])) {
  98                 $file_count .= '<img src=gfx/tick_off.png>';
  99         } else {
 100                 if(file_count($user_id, $_GET["sched"])) {
 101                         $file_count .= '<img src=gfx/star.png>';
 102                 } else { $file_count .= '<img src=gfx/error.png>'; }
 103         }
 104 }
 105
 106 $discussion .= '<a href="discussion.php?sched='.$_GET["sched"].'"><img src="./gfx/comments_small.png"></a></td>';
 107
 108 /* get assignment details */
 109 $html = "";
 110
 111 $sql = "select chapter, section_id, title, class_id, schedule.assign_type, ava_date, due_date, sched_id, NOW()-due_date as status, type_name, graded, NOW()-ava_date as ava from schedule, types where (schedule.assign_type = types.assign_type) and sched_id=".$_GET["sched"]." order by due_date desc, ava_date desc";
 112
 113 $result = mysql_query($sql);
 114
 115 //echo $sql;
 116
 117 if (!$result) { die("SQL ERROR"); }
 118
 119 while($row = mysql_fetch_array($result))
 120 {
 121         $html .= '<tr>';
 122
 123         $html .= '<td>'.$row['sched_id'].'</td>';
 124
 125         // assignment started?
 126         if($row['ava'] < 0){
 127                 $html .= "<td><img src=gfx/bullet_black.png>";
 128                 $started = false;
 129         } else {
 130                 // assignment open?
 131                 if($row['status'] > 0 || $row['ava'] < 0) { $html .= "<td><img src=gfx/bullet_delete.png>"; } else { $html .= "<td><img src=gfx/bullet_add.png>"; }
 132                 $started = true;
 133         }
 134
 135         // assignment graded?
 136         if($row['graded']) { $html .= "<img src=gfx/bullet_disk.png>"; } else { $html .= "<img src=gfx/bullet_wrench.png>"; }
 137
 138         $html .= $help_icon;
 139         $html .= $file_count;
 140         $html .= $discussion;
 141         $html .= '<td><a href="detail_root.php?sched='.$row['sched_id'].'">'.$row['title'].'</a></td><td>'.$row['type_name'].'</td><td>'.$row['chapter'].'</td>';
 142         $html .= '<td>'.$row['section_id'].'</td><td>'.$row['ava_date'].'</td><td>'.$row['due_date'].'</td>';
 143
 144         if($started) {
 145                 $html .= '<td>'.absHumanTiming($row['due_date']).'</td>';
 146         } else {
 147                 $html .= '<td>'.absHumanTiming($row['ava_date']).'</td>';
 148         }
 149
 150         if($role != 0 ) { $html .= '<td><a href=help_me.php?sched='.$_GET["sched"].'>'.$help_stat.'</a></td>'; }
 151         $html .= '</tr>';
 152 }
 153
 154 /* get class this assignment is from for breadcrumbs */
 155 $sql = 'select schedule.class_id, class.class_name from schedule, class where (schedule.class_id = class.class_id) and schedule.sched_id = '.$_GET["sched"];
 156
 157 //echo $sql;
 158
 159 $result = mysql_query($sql);
 160
 161 if (!$result) { die("SQL ERROR"); }
 162
 163 $row = mysql_fetch_array($result);
 164
 165 $breadcrumb = '<a href=assignment.php?class='.$row['class_id'].'>'.$row['class_name'].'</a>&nbsp;';
 166
 167 if($_GET["user"] == '' ) {
 168         /* get class id for this schedule id */
 169
 170         $sql = 'select class_id from schedule where sched_id='.$_GET["sched"];
 171
 172         $result = mysql_query($sql);
 173
 174         if (!$result) { die("SQL ERROR"); }
 175
 176         $row = mysql_fetch_row($result);
 177
 178         $class_id = $row[0];
 179
 180         /* get list of students that are in this class and generate a list of them */
 181         $sql = 'select users.name, users.user_id, role from users, enrollment where (users.user_id = enrollment.user_id) and enrollment.class_id='.$class_id.' order by users.name';
 182
 183         $result = mysql_query($sql);
 184
 185         if (!$result) { die("SQL ERROR"); }
 186
 187         $student_list = '<table class="gridtable"><tr><th>Student</th><th>Student</th><th>Student</th><th>Student</th></tr>';
 188
 189         $i = 1;
 190
 191         $student_list .= '<tr>';
 192
 193         while($row = mysql_fetch_array($result)) // getting list of students
 194         {
 195                 $student_list .= '<td>';
 196                 //if(assignment_late($user_id, $_GET[$sched]) { } else { }
 197
 198                 if(need_help($row['user_id'], $_GET['sched'])) {
 199                         $student_list .= '<img src=gfx/flag_red.png>';
 200                 } else { $student_list .= '<img src=gfx/flag_white.png>'; }
 201
 202                 if(assignment_late($row['user_id'], $_GET['sched'])) {
 203                         $student_list .= '<img src=gfx/tick_off.png>';
 204                 } else {
 205                         if(file_count($row['user_id'], $_GET['sched'])) {
 206                                 $student_list .= '<img src=gfx/star.png>';
 207                         } else { $student_list .= '<img src=gfx/error.png>'; }
 208                 }
 209
 210                 //if($row['role'] == 0) { $student_list .= '<img src="gfx/user_suit.png">'; } else { $student_list .=  '<img src="gfx/user_green.png">'; }
 211                 $student_list .= '<a href=detail_root.php?sched='.$_GET["sched"].'&user='.$row['user_id'].'>'.$row['name'].'</a></td>';
 212                 if( $i == 4) { $i = 1; $student_list .= '</tr><tr>'; } else { $i++; }
 213         }
 214
 215         $student_list .= '</table>';
 216 } else {
 217         /* get latest versions of each file for this assignment ---------------------------------------------------------------------*/
 218
 219         // determine if we are logged in as root and if user ID has been sent...
 220         if($_GET["user"] && $role == 0 ) { $this_user = $_GET["user"]; } else { $this_user = $user_id; }
 221
 222         // first get list of file_ids that are distinct names and the latest versions
 223         $sql = 'select distinct file_name, max(file_id) from files where user_id='.$this_user.' and sched_id='.$_GET["sched"].' group by file_name order by file_name';
 224
 225         //echo $sql;
 226
 227         $result = mysql_query($sql);
 228
 229         if (!$result) { die("SQL ERROR: File List"); }
 230
 231         $i = 0;
 232
 233         while($row = mysql_fetch_row($result)) // moving through list of files for this user and assignment
 234         {
 235
 236                 // get all comments for this particular file
 237                 //$sql = "select filecom_id, file_id, line_no, user_id, txt, timeposted from filecom where file_id=".$row[0]." order by line_no, timeposted";
 238                 $sql = 'select line_no, filecom.user_id, name, timeposted, txt, role from filecom, users
 239                         where (users.user_id = filecom.user_id) and file_id='.$row[1].' order by line_no, timeposted';
 240
 241                 //echo $sql;
 242
 243                 $filecom = mysql_query($sql);
 244                 if (!$filecom) { die("SQL ERROR: File Comments"); }
 245
 246                 // only get first line comment
 247                 $filecoms = mysql_fetch_array($filecom);
 248
 249                 if(isset($row[5])) { $code = $row[5]; }
 250
 251                 // get file contents and details for each file
 252                 $sql = 'select file_id, time_post, file_name, file_size, time_post, file_1 from files where file_id ='.$row[1];
 253
 254                 //echo $sql;
 255
 256                 $result2 = mysql_query($sql);
 257                 if (!$result2) { die("SQL ERROR: File Details"); }
 258                 while($row2 = mysql_fetch_array($result2)) // moving through contents of each specific file
 259                 {
 260                         //echo sql;
 261
 262                         //echo $row2['file_name'];
 263                         $code = $row2['file_1'];
 264                         $code = htmlspecialchars($code);
 265                         // convert tabs into spaces
 266                         $code = tab2space($code);
 267
 268                         /* add line numbers to code */
 269                         $lines = explode("\n", $code);
 270
 271                         $i = 1; $code = "";
 272                         foreach($lines AS $line) // moving through each line of code in file
 273                         {
 274                                 if($role == 0) { $comm_class = "line_comment_fac"; } else { $comm_class = "line_comment_stu"; }
 275                                 // we only get line comments as they are needed
 276                                 if($filecoms['line_no'] == $i) { // comment exists for this line
 277
 278                                         do {
 279                                                 // run through comment rows for this line for display
 280                                                 if($filecoms['role'] == 0) {
 281                                                         $code .= "<div class=line_comment_display_fac>";
 282                                                 } else {
 283                                                         $code .= "<div class=line_comment_display_stu>";
 284                                                 }
 285                                                 $code .= "<img src='gfx/down_arrow.png'>";
 286                                                 $code .= "<span class=line_comment_txt>".$filecoms['txt']."</span>";
 287                                                 $code .= "<span class=line_comment_name>".$filecoms['name']."</span>";
 288                                                 $code .= "<span class=line_comment_time>".absHumanTiming($filecoms['timeposted'])."</span>";
 289                                                 $code .= "</div>";
 290
 291                                                 $filecoms = mysql_fetch_array($filecom); // get next line comment
 292
 293                                         } while ($filecoms['line_no'] == $i);
 294
 295                                         $code .= "<div id='line_com_".$row2['file_id']."_".$i."' class='".$comm_class."'>";
 296                                         $code .= "<img src='gfx/down_arrow.png'><input id='line_com_val_".$row2['file_id']."_".$i."' type=text size=100>&nbsp;&nbsp;";
 297                                         $code .= "<button onClick='line_comment_save(".$row2['file_id'].", ".$i.", \"line_com_".$row2['file_id']."_".$i."\",\"line_com_val_".$row2['file_id']."_".$i."\");'>Save</button>&nbsp;&nbsp;";
 298                                         $code .= "<button onClick='line_comment_cancel(\"line_com_".$row2['file_id']."_".$i."\");'>Cancel</button></div>";
 299                                 } else { // no comment for this line
 300                                         $code .= "<div id='line_com_".$row2['file_id']."_".$i."' class='".$comm_class."'>";
 301                                         $code .= "<img src='gfx/down_arrow.png'><input id='line_com_val_".$row2['file_id']."_".$i."' type=text size=100>&nbsp;&nbsp;";
 302                                         $code .= "<button onClick='line_comment_save(".$row2['file_id'].", ".$i.", \"line_com_".$row2['file_id']."_".$i."\",\"line_com_val_".$row2['file_id']."_".$i."\");'>Save</button>&nbsp;&nbsp;";
 303                                         $code .= "<button onClick='line_comment_cancel(\"line_com_".$row2['file_id']."_".$i."\");'>Cancel</button></div>";
 304                                 }
 305
 306                                 $code .= "<div id='line' onClick='line_comment(\"line_com_".$row2['file_id']."_".$i."\" , \"line_com_val_".$row2['file_id']."_".$i."\");' class='line'><span class='line_num'>".$i."</span>";
 307                                 if($line == '') {       $code .= "<pre id='line_dat' class='line_dat'> </pre></div>\n";
 308                                 } elseif($line == "\r") {
 309                                                         $code .= "<pre id='line_dat' class='line_dat'> </pre></div>\n";
 310                                 } else {                $code .= "<pre id='line_dat' class='line_dat'>".$line."</pre></div>\n"; }
 311                                 $i++;
 312                         }
 313
 314                 // header for file
 315
 316                 if(file_late($row2['file_id'])) { $late_indicator  = '<div class="file_head_late">'; } else { $late_indicator  = '<div class="file_head">'; }
 317
 318                 $files .= '<div class="file">
 319                         '.$late_indicator.'<img src="gfx/page_white_gear.png">
 320                                 <span class="fname"><a href=file_raw.php?file_id='.$row2['file_id'].'>'.$row2['file_name'].'</a></span>
 321                                 <span class="fsize">'.$row2['file_size'].'B</span>
 322                                 <span class="fdate">'.$row2['time_post'].'</span>
 323                                 <span class="fhuman">'.absHumanTiming($row2['time_post']).'</span>
 324                                 <!-- <span class="fedit"><button>Edit</button></span>
 325                                 <span class="fraw"><button>Raw</button></span>-->
 326                         </div>
 327                         <div class="highlight">
 328                                 <div>
 329 '.$code.'
 330
 331                                 </div>
 332                         </div>
 333                 </div><br><br>';
 334                 }
 335
 336         }
 337
 338         /* get comments for this assignment */
 339         $sql = 'select comment_id, stdusers.name, sub_id, fac_id, facusers.name as facname, txt, timeposted, comments.role from users stdusers, comments LEFT JOIN users facusers on (facusers.user_id = comments.fac_id) where (stdusers.user_id = comments.user_id) and comments.user_id='.$_GET["user"].' and sub_id='.$_GET["sched"].' order by timeposted';
 340
 341         //echo $sql;
 342
 343         $result = mysql_query($sql);
 344
 345         if (!$result) { die("SQL ERROR"); }
 346
 347         while($row = mysql_fetch_array($result))
 348         {
 349                 if($row['role'] != 0) {
 350                         $comm .= '<div class="comment"><div class="com_head">';
 351                 } else {
 352                         $comm .= '<div class="comment"><div class="com_head_fac">';
 353                 }
 354
 355                 if($row['facname']) { $comm .= '<img src="gfx/user_suit.png">'; } else { $comm .= '<img src="gfx/user_green.png">'; }
 356
 357                 if(!$row['facname']) {
 358                         $comm .= '<span class="com_name">'.$row['name'].'</span>';
 359                 } else {
 360                         $comm .= '<span class="com_name">'.$row['facname'].'</span>';
 361                 }
 362
 363                 $comm .= '<span class="com_date">'.$row['timeposted'].'</span>';
 364                 $comm .= '<span class="com_human">'.absHumanTiming($row['timeposted']).'</span></div>';
 365
 366                 $row['txt'] = htmlspecialchars($row['txt']);
 367                 $row['txt'] = tab2space($row['txt']);
 368                 // add breaks to text of comment - for readability
 369                 $row['txt'] = str_replace("\n", "<br>", $row['txt']);
 370
 371                 $comm .= '<div class="com_body">
 372 '.$row['txt'].'
 373                 </div>
 374         </div><br><br>';
 375
 376         }
 377
 378         if($role != 0) {
 379                 $comment_form = '<div class="comment_box">Add Comment:<form action="comment.php" method="get">
 380                         <textarea name="comment" id="comment" cols="85" rows="6"></textarea><br><br>
 381                         <input name="sched" type="hidden" value='.$_GET["sched"].'>
 382                         <input name="user" type="hidden" value='.$_GET["user"].'>
 383                         <input type="submit" value="Add Comment" />
 384                         </form></div>';
 385         } else { // returns root user back to same page after a post - otherwise would return to list of students
 386                 $comment_form = '<div class="comment_box">Add Comment:<form action="comment.php" method="get">
 387                         <textarea name="comment" id="comment" cols="85" rows="6"></textarea><br><br>
 388                         <input name="sched" type="hidden" value='.$_GET["sched"].'>
 389                         <input name="user" type="hidden" value='.$_GET["user"].'>
 390                         <input name="action" type="hidden" value="ret">
 391                         <input type="submit" value="Add Comment" />
 392                         </form></div>';
 393         }
 394 }
 395
 396 if(isset($_GET["user"])) {
 397         $sql = 'select name, role from users where user_id='.$_GET["user"];
 398
 399         $result = mysql_query($sql);
 400
 401         $row = mysql_fetch_row($result);
 402
 403         if($role == 0) { $student_user_name = $row[0]; }
 404         $user_id_role = $row[1];
 405 }
 406
 407 /* determine if assignment is still open */
 408
 409 $sql = 'select count(*) from schedule where ava_date < NOW() and due_date > NOW() and sched_id ='.$_GET["sched"];
 410
 411 //echo $sql;
 412
 413 $result = mysql_query($sql);
 414
 415 $row = mysql_fetch_row($result);
 416
 417 if($row[0] == 1) { // assignment is open
 418
 419         if($role == 0 && $user_id_role == 0 && $user_data_sent) { // my role is root, student role is root and a user has been sent...
 420                 $upload_form = '<div class="comment_box">Upload File:<form action="upload.php?sched='.$_GET["sched"].'" method="post" enctype="multipart/form-data">
 421                 <input type="file" name="file" size="40"><br><br>
 422                 <input name="user" type="hidden" value='.$_GET["user"].'>
 423                 <input name="action" type="hidden" value="ret">
 424                 <input type="submit" name="submit" value="Submit"/>
 425                 </form></div>';
 426         } else if($role != 0) {
 427                 $upload_form = '<div class="comment_box">Upload File:<form action="upload.php?sched='.$_GET["sched"].'" method="post" enctype="multipart/form-data">
 428                 <input type="file" name="file" size="40"><br><br>
 429                 <input type="submit" name="submit" value="Submit"/>
 430                 </form></div>';
 431         } else {
 432                 $upload_form = '';
 433         }
 434
 435 } else { // assignment is closed - show as a red upload box
 436         if($role == 0 && $user_id_role == 0 && $user_data_sent) {
 437                 $upload_form = '<div class="comment_box_closed"><div class="comment_box_closed_message">'. taunt_user().'</div>
 438                 Upload File:<form action="upload.php?sched='.$_GET["sched"].'" method="post" enctype="multipart/form-data">
 439                 <input type="file" name="file" size="40"><br><br>
 440                 <input name="user" type="hidden" value='.$_GET["user"].'>
 441                 <input name="action" type="hidden" value="ret">
 442                 <input type="submit" name="submit" value="Submit"/>
 443                 </form></div>';
 444         } else if($role != 0) {
 445                 $upload_form = '<div class="comment_box_closed"><div class="comment_box_closed_message">'. taunt_user().'</div>
 446                         Upload File:<form action="upload.php?sched='.$_GET["sched"].'" method="post" enctype="multipart/form-data">
 447                         <input type="file" name="file" size="40"><br><br>
 448                         <input type="submit" name="submit" value="Submit"/>
 449                         </form></div>';
 450         } else {
 451                 $upload_form = '';
 452         }
 453 }
 454
 455 /* generate next and back buttons */
 456
 457 if($role == 0) {
 458
 459         // list of all students alphabetically in this class
 460         $sql = 'select enrollment.user_id, name  from schedule, enrollment, users where (schedule.class_id = enrollment.class_id) and (enrollment.user_id = users.user_id) and sched_id = '.$_GET["sched"].' and name < "'.$student_user_name.'" order by name desc, email desc, user_id desc limit 1';
 461
 462         $result = mysql_query($sql);
 463
 464         $row = mysql_fetch_array($result);
 465
 466         //echo $sql;
 467
 468         if ($row['name']) { $back_button = '<a href=detail_root.php?sched='.$_GET["sched"].'&user='.$row['user_id'].'><img src="gfx/resultset_previous.png" style="border-style: none"></a>'; } else { $back_button = '<img src="gfx/resultset_previous_disabled.png" style="border-style: none">'; }
 469
 470         $sql = 'select enrollment.user_id, name  from schedule, enrollment, users where (schedule.class_id = enrollment.class_id) and (enrollment.user_id = users.user_id) and sched_id = '.$_GET["sched"].' and name > "'.$student_user_name.'" order by name, email, user_id limit 1';
 471
 472         $result = mysql_query($sql);
 473
 474         $row = mysql_fetch_array($result);
 475
 476         //echo "<br>".$sql;
 477
 478         if ($row['name']) { $next_button = '<a href=detail_root.php?sched='.$_GET["sched"].'&user='.$row['user_id'].'><img src="gfx/resultset_next.png" style="border-style: none"></a>'; } else { $next_button = '<img src="gfx/resultset_next_disabled.png" style="border-style: none">'; }
 479
 480 }
 481
 482 ?>
 483
 484 <h3><?php echo $breadcrumb; ?> -> Assignment Details</h3>
 485
 486 <table class="gridtable">
 487         <tr>
 488                 <th>#</th><th>Status</th><th>Title</th><th>Type</th><th>Chapter</th><th>Section</th><th>Avalable Date</th><th>Due Date</th><th>Human Time</th>
 489
 490                 <?php if($role != 0 ) { echo "<th>Help</th>"; } ?>
 491         </tr>
 492         <a name="top">
 493         <?php echo $html; ?>
 494 </table>
 495 <br><br>
 496
 497         <center><?php echo $back_button; ?>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="#bottom"><img src="gfx/resultset_down.png" style="border-style: none"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<?php echo $next_button; ?></center>
 498         <?php echo $upload_form; ?>
 499
 500 <br><br>
 501         <?php echo $student_list; ?>
 502         <?php echo "<h1>".$student_user_name."</h1>"; ?>
 503         <?php echo $files; ?>
 504         <a name="bottom">
 505         <center><?php echo $back_button; ?>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="#top"><img src="gfx/resultset_up.png" style="border-style: none"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<?php echo $next_button; ?></center>
 506         <?php echo "<h1>".$student_user_name."</h1>"; ?>
 507
 508         <?php echo $comm; ?>
 509         <?php echo $comment_form; ?>
 510
 511
 512
 513 </html>