menu.php3 13.2 KB
Newer Older
1
2
3
4
5
6
7
<?php

$STATUS_NOSTATUS  = 0;
$STATUS_LOGGEDIN  = 1;
$STATUS_LOGGEDOUT = 2;
$STATUS_LOGINFAIL = 3;
$STATUS_TIMEDOUT  = 4;
8
$STATUS_NOLOGINS  = 5;
9
10
11
$login_status     = $STATUS_NOSTATUS;
$login_message    = "";
$error_message    = 0;
12
$login_uid        = 0;
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42

#
# WRITESIDEBARBUTTON(text, link): Write a button on the sidebar menu.
# We do not currently try to match the current selection so that its
# link looks different. Not sure its really necessary.
#
function WRITESIDEBARBUTTON($text, $base, $link) {
    $link = "$base" . "$link";
    
    echo "<!-- Table row for button $text -->
          <tr>
            <td valign=center align=left nowrap>
                <b>
         	 <a class=sidebarbutton href=\"$link\">$text</a>\n";
    #
    # XXX these blanks look bad in lynx, but add required
    #     spacing between menu and body
    #
    echo "       &nbsp;&nbsp;\n";

    echo "      </b>
            </td>
          </tr>\n";
}

#
# WRITESIDEBAR(): Write the menu. The actual menu options the user
# sees depends on the login status and the DB status.
#
function WRITESIDEBAR() {
43
    global $login_status, $login_message, $error_message, $login_uid;
44
    global $STATUS_NOSTATUS, $STATUS_LOGGEDIN, $STATUS_LOGGEDOUT;
45
    global $STATUS_LOGINFAIL, $STATUS_TIMEDOUT, $STATUS_NOLOGINS;
46
    global $TBBASE, $TBDOCBASE, $TBDBNAME;
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65

    echo "<table cellspacing=2 cellpadding=2 border=0 width=150>\n";

    WRITESIDEBARBUTTON("Home", $TBBASE, "index.php3");
    WRITESIDEBARBUTTON("Publications", $TBDOCBASE, "pubs.php3");
    WRITESIDEBARBUTTON("Documentation", $TBDOCBASE, "doc.php3");
    WRITESIDEBARBUTTON("FAQ", $TBDOCBASE, "faq.php3");
    WRITESIDEBARBUTTON("Tutorial", $TBDOCBASE, "tutorial/tutorial.php3");
    WRITESIDEBARBUTTON("People", $TBDOCBASE, "people.php3");

    echo "<tr>
            <td height=30 valign=center align=center nowrap>
             <b><span class=sidebarbutton>
                  Web Interface Options
                </span>
             </b>
            </td>
          </tr>\n";

66
    if ($login_status == $STATUS_NOLOGINS) {
67
68
69
        WRITESIDEBARBUTTON("Web Interface Temporarily Unavailable",
			   $TBDOCBASE, "nologins.php3");

70
71
72
73
74
75
76
77
	echo "<tr>
               <td height=30 valign=center align=center nowrap>
                  <b><span class=sidebarbutton>
                       Please Try Again Later
                     </span>
                  </b>
               </td>
              </tr>\n";
78
    }
79
    elseif ($login_status == $STATUS_LOGGEDIN) {
80
	$query_result = mysql_db_query($TBDBNAME,
81
		"SELECT status,admin,stud FROM users WHERE uid='$login_uid'");
82
83
84
	$row = mysql_fetch_row($query_result);
	$status = $row[0];
	$admin  = $row[1];
85
	$stud   = $row[2];
86
87
88
89
90
91

        #
        # See if group_root in any projects, not just the last one in the DB!
        #
	$query_result = mysql_db_query($TBDBNAME,
		"SELECT trust FROM proj_memb ".
92
		"WHERE uid='$login_uid' and trust='group_root'");
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
	if (mysql_num_rows($query_result)) {
	    $trusted = 1;
	}
	else {
	    $trusted = 0;
	}

	if ($status == "active") {
	    if ($admin) {
		WRITESIDEBARBUTTON("New Project Approval",
				   $TBBASE, "approveproject_list.php3");
		WRITESIDEBARBUTTON("Node Control",
				   $TBBASE, "nodecontrol_list.php3");
		WRITESIDEBARBUTTON("User List",
				   $TBBASE, "showuser_list.php3");
	    }
	    if ($trusted) {
                # Only group leaders can do these options
		WRITESIDEBARBUTTON("New User Approval",
				   $TBBASE, "approveuser_form.php3");
	    }
	    #
            # Since a user can be a member of more than one project,
            # display this option, and let the form decide if the user is
            # allowed to do this.
	    #
	    WRITESIDEBARBUTTON("Project Information",
			       $TBBASE, "showproject_list.php3");
	    WRITESIDEBARBUTTON("Begin an Experiment",
			       $TBBASE, "beginexp_form.php3");
	    WRITESIDEBARBUTTON("Experiment Information",
			       $TBBASE, "showexp_list.php3");
125
126
	    WRITESIDEBARBUTTON("Create a Batch Experiment",
			       $TBBASE, "batchexp_form.php3");
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
	    WRITESIDEBARBUTTON("Update user information",
			       $TBBASE, "modusr_form.php3");
	    WRITESIDEBARBUTTON("Node Reservation Status",
			       $TBBASE, "reserved.php3");
	    WRITESIDEBARBUTTON("Node Up/Down Status",
			       $TBDOCBASE, "updown.php3");
                    
	}
	elseif (($status == "newuser") || ($status == "unverified")) {
	    WRITESIDEBARBUTTON("New User Verification",
			       $TBBASE, "verifyusr_form.php3");
	}
	elseif ($status == "unapproved") {
	    $error_message = "Your account has not been approved yet. ".
		             "Please try back later";
	}
    }
    #
    # Standard options for anyone.
    #
147
148
149
150
    if ($login_status != $STATUS_NOLOGINS) {
	WRITESIDEBARBUTTON("Start Project", $TBBASE, "newproject_form.php3");
	WRITESIDEBARBUTTON("Join Project",  $TBBASE, "addusr.php3");
    }
151
152
153

    switch ($login_status) {
    case $STATUS_LOGGEDIN:
154
	$login_message = "$login_uid Logged In";
155
156
157
158
159
160
161
162
163
164
	break;
    case $STATUS_LOGGEDOUT:
	$login_message = "Logged Out";
	break;
    case $STATUS_LOGINFAIL:
	$login_message = "Login Failed";
	break;
    case $STATUS_TIMEDOUT:
	$login_message = "Login Timed Out";
	break;
165
166
167
    case $STATUS_NOLOGINS:
	$login_message = "Please Try Again Later";
	break;
168
169
170
171
172
    }

    #
    # Now the login/logout box. Remember, already inside a table.
    # 
173
    echo "<form action=\"${TBBASE}index.php3\" method=post>\n";
174
175
    if ($login_status == $STATUS_LOGGEDIN) {
	echo "<tr>
176
                <td><input type=hidden name=uid value=\"$login_uid\"></td>
177
178
179
180
181
182
183
184
185
186
187
188
              </tr>
              <tr>
                <td align=center>
                    <b><input type=submit value=Logout name=logout></b>
                </td>
              </tr>\n";
    }
    else {
	#
	# Get the UID that came back in the cookie so that we can present a
	# default login name to the user.
	#
189
190
	if (($known_uid = GETUID()) == FALSE) {
	    $known_uid = "";
191
192
193
194
195
	}

	echo "<tr>
                <td>
                   Username:<br>
196
197
                            <input type=text value=\"$known_uid\"
                                   name=uid size=8>
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
                </td>
              </tr>
              <tr>
                <td>
                   Password:<br>
                            <input type=password name=password size=12>
                </td>
              </tr>
              <tr>
                <td align=center>
                    <b><input type=submit value=Login name=login></b>
                </td>
              </tr>\n";
    }
    echo "</form>\n";
    if ($login_message) {
	echo "<tr>
                <td align=center>
                 <b>
                   <span class=sidebarbutton>
                      $login_message
                   </span>
                 <b>
                </td>
              </tr>\n";
    }
224
    #
225
    # MOTD. Set this with the webcontrol script.
226
    #
227
228
229
230
231
232
233
234
235
    # The blinking is for Mike, who says he really likes it. 
    #
    $query_result = mysql_db_query($TBDBNAME,
	"SELECT message FROM loginmessage");
    
    if (mysql_num_rows($query_result)) {
    	$row = mysql_fetch_row($query_result);
	$message = $row[0];
    
236
237
238
239
240
	echo "<tr>
                <td align=center>
                 <b><blink>
                   <span class=sidebarbutton>
                    <font size=\"+1\" color=RED>
241
                      $message
242
243
244
245
246
247
                    </font>
                   </span>
                 </blink><b>
                </td>
              </tr>\n";
    }
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
    echo "</table>
          <br>\n";
}

#
# WRITEBANNER(): write the page banner for a page.
# Called by _STARTPAGE
#
function WRITEBANNER($title) {
    global $BANNERCOLOR, $THISPROJECT, $THISHOMEBASE;

    echo "<!-- This is the page Banner -->\n";
    echo "<table cellpadding=0 cellspacing=0 border=0 bgcolor=$BANNERCOLOR>";
    echo "<tr>
            <td align=left width=\"0%\">
             <table cellpadding=5 cellspacing=0 border=0 bgcolor=\"#880000\">
              <tr>
                <td>
                 <b><font size=15 color=white face=Helvetica>
                     $THISHOMEBASE
                    </font>
                 </b>
                </td>
              </tr>
             </table>
            </td>
            <td align=left width=\"100%\">
                <table cellpadding=5 cellspacing=0 border=0
                         bgcolor=$BANNERCOLOR>
                  <tr>
                   <td>
                     <b>
                       <font size=15 face=helvetica color=\"#000000\">
                            $THISPROJECT
                       </font>
                     </b>
                   </td>
                  <tr>
                </table>
            </td>
          </tr>
          </table>\n";
}

#
# _WRITETITLE(title): write the page title for a page.
# Called by _STARTPAGE
#
function WRITETITLE($title) {
    global $TITLECOLOR;
    
    echo "<!-- This is the page Title -->
          <table width=\"100%\">
            <tr>
               <td width=\"15%\" align=left>\n";
                 #
                 # Insert a small logo here if you like.
                 #
    echo "     </td>
               <td align=left>
                   <b><font size=\"+3\" color=$TITLECOLOR>$title</font></b>
               </td>
            </tr>
          </table>\n";
}

#
# Spit out a vanilla page header.
#
function PAGEHEADER($title) {
318
    global $login_status, $TBAUTHTIMEOUT, $login_uid;
319
    global $STATUS_NOSTATUS, $STATUS_LOGGEDIN, $STATUS_LOGGEDOUT;
320
321
    global $STATUS_LOGINFAIL, $STATUS_TIMEDOUT, $STATUS_NOLOGINS;
    global $TBBASE, $TBDOCBASE, $TBDBNAME;
322

323
324
325
326
327
328
    #
    # $login_uid will be set only when the index page is loaded, which
    # is where the login/logout box is handled. Otherwise, there will
    # be no $login_status, and $login_uid will be zero. We need to figure
    # that out so we can generate the proper menu options for the user.
    # 
329
    if ($login_status == $STATUS_NOSTATUS) {
330
	if (($known_uid = GETUID()) != FALSE) {
331
332
333
            #
            # Check to make sure the UID is logged in (not timed out).
            #
334
            $status = CHECKLOGIN($known_uid);
335
336
            switch ($status) {
	    case 0:
337
		$login_uid    = 0;
338
339
340
		break;
	    case 1:
		$login_status = $STATUS_LOGGEDIN;
341
		$login_uid    = $known_uid;
342
343
344
		break;
	    case -1:
		$login_status = $STATUS_TIMEDOUT;
345
		$login_uid    = 0;
346
347
348
349
350
		break;
	    }
	}
    }

351
352
353
354
355
356
357
    #
    # Check for NOLOGINS. This is complicated by the fact that we
    # want to allow admin types to continue using the web interface,
    # and logout anyone else that is currently logged in!
    #
    if ($login_status == $STATUS_LOGGEDIN && NOLOGINS()) {
	$query_result = mysql_db_query($TBDBNAME,
358
		"SELECT admin FROM users WHERE uid='$login_uid'");
359
360
361
362
	$row = mysql_fetch_row($query_result);
	$admin  = $row[0];

	if (!$admin) {
363
	    DOLOGOUT($login_uid);
364
365
366
367
368
369
370
	    $login_status = $STATUS_NOLOGINS;
	}
    }
    elseif (NOLOGINS()) {
	$login_status = $STATUS_NOLOGINS;
    }

371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
    echo "<html>
          <head>
           <title>Emulab.Net - $title</title>\n";

    #
    # Shove the Jave code through to the output. 
    # 
    readfile("java.html");

    #
    # If logged in, initialize the refresh process.
    # 
    if ($login_status == $STATUS_LOGGEDIN) {
	$timeo = $TBAUTHTIMEOUT + 120;
	echo "<noscript>
                <META HTTP-EQUIV=\"refresh\" CONTENT=\"$timeo\">
              </noscript>\n";
	$timeo *= 1000;
	echo "<script language=\"JavaScript\">
                <!--
                  function doLoad() {
                    setTimeout(\"refresh()\", $timeo );
                  }
                //-->
              </script>\n";
    }
    
398
    echo " <link rel=\"stylesheet\" href=\"$TBBASE/tbstyle.css\"
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
                 type=\"text/css\">
          </head>\n";

    #
    # If logged in, start the refresh process.
    # 
    if ($login_status == $STATUS_LOGGEDIN) {
	echo "<body onload=\"doLoad()\">\n";
    }
    else {
	echo "<body>\n";
    }

    echo "<basefont size=4>\n";
    
    WRITEBANNER($title);
    WRITETITLE($title);

    echo "<br>
          <!-- Under banner is a table with two columns: menu and content -->
          <table cellpadding=3 width=\"100%\" height=\"60%\" border=2>
          <tr>
           <!-- everthing is in a single row: two tables side-by-side -->

           <!-- MENU -->
           <td valign=top>\n";
    
    WRITESIDEBAR();

    echo " </td>

           <!-- PAGE BODY -->
           <td valign=top align=left width=\"85%\">
               <basefont size=4>
               <!-- Content follows this macro ... -->\n";
}

#
# ENDPAGE(): This terminates the table started above.
# 
function ENDPAGE() {
    echo "     <!-- ... end of page content. -->
            </td>
           </tr>
          </table>
          <br>
          <hr size=2 noshade>\n";
}

#
# Spit out a vanilla page footer.
#
function PAGEFOOTER() {
452
    global $TBBASE, $TBMAILADDR;
453
454
455
456
457
458
459
460
461
462
463
464
465

    ENDPAGE();

    echo "<!-- Force full window! -->
	  <base target=_top>
          <center>[<a href=\"$TBBASE\">Emulab.Net Home</a>]</center>
          <center>
           [<a href=\"http://www.cs.utah.edu/flux/\">Flux Research Group</a>]
           [<a href=\"http://www.cs.utah.edu/\">School of Computing</a>]
           [<a href=\"http://www.utah.edu/\">University of Utah</a>]
          </center>
         <p align=right>
         <font size=-2>
466
467
          Problems? Contact $TBMAILADDR
          </font>
468
469
470
471
          </body>
          </html>\n";
}
?>