modules/gci/lonlogin.pm - view

File: [LON-CAPA] / modules / gci / lonlogin.pm
Revision 1.9: download - view: text, annotated - select for diffs
Mon Jan 11 02:31:32 2010 UTC (14 years, 3 months ago) by gci
Branches: MAIN
CVS tags: HEAD, GCI_3

- Customization for GCI for deep-linking.
- Calls to log-n page when already logged in.
   - If query string contains role arg append appropriate args to link to /adm/roles.
   - If query string contains symb arg append as destinationurl arg in link to /adm/roles.
   - If symb form element is /adm/statistics do not set symb to /adm/gci_info

1: # The LearningOnline Network 2: # Login Screen 3: # 4: # $Id: lonlogin.pm,v 1.9 2010/01/11 02:31:32 gci Exp $ 5: # 6: # Copyright Michigan State University Board of Trustees 7: # 8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA). 9: # 10: # LON-CAPA is free software; you can redistribute it and/or modify 11: # it under the terms of the GNU General Public License as published by 12: # the Free Software Foundation; either version 2 of the License, or 13: # (at your option) any later version. 14: # 15: # LON-CAPA is distributed in the hope that it will be useful, 16: # but WITHOUT ANY WARRANTY; without even the implied warranty of 17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18: # GNU General Public License for more details. 19: # 20: # You should have received a copy of the GNU General Public License 21: # along with LON-CAPA; if not, write to the Free Software 22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 23: # 24: # /home/httpd/html/adm/gpl.txt 25: # 26: # http://www.lon-capa.org/ 27: # 28: 29: package Apache::lonlogin; 30: 31: use strict; 32: use Apache::Constants qw(:common); 33: use Apache::File (); 34: use Apache::lonnet; 35: use Apache::loncommon(); 36: use Apache::lonauth(); 37: use Apache::lonlocal; 38: use Apache::migrateuser(); 39: use lib '/home/httpd/lib/perl/'; 40: use LONCAPA; 41: use HTML::Entities(); 42: 43: sub handler { 44: my $r = shift; 45: 46: &Apache::loncommon::get_unprocessed_cgi 47: (join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'}, 48: $ENV{'REDIRECT_QUERY_STRING'}), 49: ['interface','username','domain','firsturl','localpath','localres', 50: 'token','role','symb']); 51: if (!defined($env{'form.firsturl'})) { 52: &Apache::lonacc::get_posted_cgi($r,['firsturl']); 53: } 54: 55: # -- check if they are a migrating user 56: if (defined($env{'form.token'})) { 57: return &Apache::migrateuser::handler($r); 58: } 59: 60: &Apache::loncommon::no_cache($r); 61: &Apache::lonlocal::get_language_handle($r); 62: &Apache::loncommon::content_type($r,'text/html'); 63: $r->send_http_header; 64: return OK if $r->header_only; 65: 66: 67: # Are we re-routing? 68: if (-e '/home/httpd/html/lon-status/reroute.txt') { 69: &Apache::lonauth::reroute($r); 70: return OK; 71: } 72: 73: 74: # -------------------------------- Prevent users from attempting to login twice 75: my $handle = &Apache::lonnet::check_for_valid_session($r); 76: if ($handle=~/^publicuser\_/) { 77: # For "public user" - remove it, we apparently really want to login 78: unlink($r->dir_config('lonIDsDir')."/$handle.id"); 79: } elsif ($handle ne '') { 80: # Indeed, a valid token is found 81: my $start_page = 82: &Apache::loncommon::start_page('Already logged in'); 83: my $end_page = 84: &Apache::loncommon::end_page(); 85: my $dest = '/adm/roles'; 86: if ($env{'form.role'}) { 87: $dest .= '?selectrole=1&'.$env{'form.role'}.'=1'; 88: } 89: if ($env{'form.symb'}) { 90: $dest .= ($dest =~ /\?/) ? '&' : '?'; 91: $dest .= 'destinationurl='.&HTML::Entities::encode($env{'form.symb'},'"&<>'); 92: } 93: if ($env{'form.firsturl'} ne '') { 94: $dest = $env{'form.firsturl'}; 95: } 96: $r->print( 97: $start_page 98: .'<h1>'.&mt('You are already logged in!').'</h1>' 99: .'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].', 100: '<a href="'.$dest.'">','</a>','<a href="/adm/logout">','</a>').'</p>' 101: .'<p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>' 102: .$end_page 103: ); 104: return OK; 105: } 106: 107: # ---------------------------------------------------- No valid token, continue 108: 109: # ---------------------------- Not possible to really login to domain "public" 110: if ($env{'form.domain'} eq 'public') { 111: $env{'form.domain'}=''; 112: $env{'form.username'}=''; 113: } 114: # ----------------------------------------------------------- Process Interface 115: $env{'form.interface'}=~s/\W//g; 116: 117: my $textbrowsers=$r->dir_config('lonTextBrowsers'); 118: my $httpbrowser=$ENV{"HTTP_USER_AGENT"}; 119: 120: foreach (split(/\:/,$textbrowsers)) { 121: if ($httpbrowser=~/$_/i) { 122: $env{'form.interface'}='textual'; 123: } 124: } 125: 126: my $fullgraph=($env{'form.interface'} ne 'textual'); 127: 128: my $iconpath= 129: &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL')); 130: 131: my $domain = &Apache::lonnet::default_login_domain(); 132: if (($env{'form.domain'}) && 133: (&Apache::lonnet::domain($env{'form.domain'},'description'))) { 134: $domain=$env{'form.domain'}; 135: } 136: my $sitename = 'GCI WebCenter'; 137: my $shortsitename = 'WebCenter'; 138: my $existing = 'Existing WebCenter user?'; 139: my $sitedesc = &mt('The Geoscience Concept Inventory (GCI) [_1]WebCenter[_2] is a place to comment on existing concept questions, or submit new ones, and is also a place to build and manage Concept Tests which your students will complete via the [_3]Testing Center[_2].','<a href="http://gci.lite.msu.edu/">','</a>','<a href="http://gcitest.lite.msu.edu/adm/login">'); 140: my $role = $r->dir_config('lonRole'); 141: my $loadlim = $r->dir_config('lonLoadLim'); 142: my $servadm = $r->dir_config('lonAdmEMail'); 143: my $lonhost = $r->dir_config('lonHostID'); 144: my $tabdir = $r->dir_config('lonTabDir'); 145: my $include = $r->dir_config('lonIncludes'); 146: my $expire = $r->dir_config('lonExpire'); 147: my $version = $r->dir_config('lonVersion'); 148: my $host_name = &Apache::lonnet::hostname($lonhost); 149: if ($domain eq 'gcitest') { 150: $lonhost = 'gcitestl1'; 151: $host_name = 'gcitest.lite.msu.edu'; 152: $sitename = 'GCI Testing Center'; 153: $shortsitename = 'Testing Center'; 154: $existing = 'Student with Testing Center account?'; 155: $sitedesc = &mt('The GCI Testing Center is used by [_1]students[_2] to complete online concept tests created by their instructors using questions available in the Geoscience Concept Inventory.','<i>','</i>'); 156: } 157: 158: # --------------------------------------------- Default values for login fields 159: 160: my $authusername=($env{'form.username'}?$env{'form.username'}:''); 161: my $authdomain=($env{'form.domain'}?$env{'form.domain'}:$domain); 162: 163: # ---------------------------------------------------------- Determine own load 164: my $loadavg; 165: { 166: my $loadfile=Apache::File->new('/proc/loadavg'); 167: $loadavg=<$loadfile>; 168: } 169: $loadavg =~ s/\s.*//g; 170: my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim); 171: my $userloadpercent=&Apache::lonnet::userload(); 172: 173: # ------------------------------------------------------- Do the load balancing 174: my $otherserver= &Apache::lonnet::absolute_url($host_name); 175: my $firsturl= 176: ($env{'request.firsturl'}?$env{'request.firsturl'}:$env{'form.firsturl'}); 177: # ---------------------------------------------------------- Are we overloaded? 178: if ((($userloadpercent>100.0)||($loadpercent>100.0))) { 179: my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent); 180: if ($unloaded) { $otherserver=$unloaded; } 181: } 182: 183: # ----------------------------------------------------------- Get announcements 184: my $announcements=&Apache::lonnet::getannounce(); 185: # -------------------------------------------------------- Set login parameters 186: 187: my @hexstr=('0','1','2','3','4','5','6','7', 188: '8','9','a','b','c','d','e','f'); 189: my $lkey=''; 190: for (0..7) { 191: $lkey.=$hexstr[rand(15)]; 192: } 193: 194: my $ukey=''; 195: for (0..7) { 196: $ukey.=$hexstr[rand(15)]; 197: } 198: 199: my $lextkey=hex($lkey); 200: if ($lextkey>2147483647) { $lextkey-=4294967296; } 201: 202: my $uextkey=hex($ukey); 203: if ($uextkey>2147483647) { $uextkey-=4294967296; } 204: 205: # -------------------------------------------------------- Store away log token 206: my $tokenextras; 207: if ($env{'form.role'}) { 208: $tokenextras = '&role='.&escape($env{'form.role'}); 209: } 210: if ($domain eq 'gci') { 211: unless ($env{'form.symb'} eq '/adm/statistics') { 212: $env{'form.symb'} = '/adm/gci_info'; 213: } 214: } 215: if ($env{'form.symb'}) { 216: if (!$tokenextras) { 217: $tokenextras = '&'; 218: } 219: $tokenextras .= '&symb='.&escape($env{'form.symb'}); 220: } 221: my $logtoken=Apache::lonnet::reply( 222: 'tmpput:'.$ukey.$lkey.'&'.$firsturl.$tokenextras, 223: $lonhost); 224: 225: # ------------------- If we cannot talk to ourselves, we are in serious trouble 226: 227: if ($logtoken eq 'con_lost') { 228: my $spares=''; 229: my $last; 230: foreach my $hostid (sort 231: { 232: &Apache::lonnet::hostname($a) cmp 233: &Apache::lonnet::hostname($b); 234: } 235: keys(%Apache::lonnet::spareid)) { 236: next if ($hostid eq $lonhost); 237: my $hostname = &Apache::lonnet::hostname($hostid); 238: next if ($last eq $hostname); 239: $spares.='<br /><font size="+1"><a href="http://'. 240: $hostname. 241: '/adm/login?domain='.$authdomain.'">'. 242: $hostname.'</a>'. 243: ' '.&mt('(preferred)').'</font>'.$/; 244: $last=$hostname; 245: } 246: $spares.= '<br />'; 247: my %all_hostnames = &Apache::lonnet::all_hostnames(); 248: foreach my $hostid (sort 249: { 250: &Apache::lonnet::hostname($a) cmp 251: &Apache::lonnet::hostname($b); 252: } 253: keys(%all_hostnames)) { 254: next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid}); 255: my $hostname = &Apache::lonnet::hostname($hostid); 256: next if ($last eq $hostname); 257: $spares.='<br /><a href="http://'. 258: $hostname. 259: '/adm/login?domain='.$authdomain.'">'. 260: $hostname.'</a>'; 261: $last=$hostname; 262: } 263: $r->print( 264: '<html>' 265: .'<head><title>' 266: .&mt('The LearningOnline Network with CAPA') 267: .'</title></head>' 268: .'<body bgcolor="#FFFFFF">' 269: .'<h1>'.&mt('The LearningOnline Network with CAPA').'</h1>' 270: .'<img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />' 271: .'<h3>'.&mt("The $sitename server is temporarily not available for login.").'</h3>' 272: .'</body>' 273: .'</html>' 274: ); 275: return OK; 276: } 277: 278: # ----------------------------------------------- Apparently we are in business 279: $servadm=~s/\,/\<br \/\>/g; 280: 281: # ----------------------------------------------------------- Front page design 282: my $pgbg= 283: ($fullgraph?&Apache::loncommon::designparm('login.pgbg',$domain):'#FFFFFF'); 284: my $font= 285: ($fullgraph?&Apache::loncommon::designparm('login.font',$domain):'#000000'); 286: my $link= 287: ($fullgraph?&Apache::loncommon::designparm('login.link',$domain):'#0000FF'); 288: my $vlink= 289: ($fullgraph?&Apache::loncommon::designparm('login.vlink',$domain):'#0000FF'); 290: my $alink=&Apache::loncommon::designparm('login.alink',$domain); 291: my $mainbg= 292: ($fullgraph?&Apache::loncommon::designparm('login.mainbg',$domain):'#FFFFFF'); 293: my $sidebg= 294: ($fullgraph?&Apache::loncommon::designparm('login.sidebg',$domain):'#FFFFFF'); 295: my $textcol = 296: ($fullgraph?&Apache::loncommon::designparm('login.textcol',$domain):'#000000'); 297: my $bgcol = 298: ($fullgraph?&Apache::loncommon::designparm('login.bgcol',$domain):'#FFFFFF'); 299: my $logo=&Apache::loncommon::designparm('login.logo',$domain); 300: my $img=&Apache::loncommon::designparm('login.img',$domain); 301: my $domainlogo=&Apache::loncommon::domainlogo($domain); 302: my $login=&Apache::loncommon::designparm('login.login',$domain); 303: if ($login eq '') { 304: $login = $iconpath.'/'.&mt('userauthentication.gif'); 305: } 306: my $showbanner = 1; 307: my $showmainlogo = 1; 308: if (defined(&Apache::loncommon::designparm('login.showlogo_img',$domain))) { 309: $showbanner = &Apache::loncommon::designparm('login.showlogo_img',$domain); 310: } 311: if (defined(&Apache::loncommon::designparm('login.showlogo_logo',$domain))) { 312: $showmainlogo = &Apache::loncommon::designparm('login.showlogo_logo',$domain); 313: } 314: my $showadminmail=&Apache::loncommon::designparm('login.adminmail',$domain); 315: my $showcoursecat = 316: &Apache::loncommon::designparm('login.coursecatalog',$domain); 317: my $loginheader =&Apache::loncommon::designparm('login.loginheader',$domain); 318: my $shownewuserlink = 319: &Apache::loncommon::designparm('login.newuser',$domain); 320: my $now=time; 321: my $js = (<<ENDSCRIPT); 322: 323: <script type="text/javascript" language="JavaScript"> 324: // <![CDATA[ 325: 326: function send(caller) 327: { 328: 329: if (caller == "newaccount") { 330: this.document.signup.submit(); 331: return false; 332: } 333: if (document.client.uname.value == "" || !document.client.uname.value) { 334: alert("You must provide a username "); 335: return false; 336: } 337: if (document.client.upass$now.value == "" || !document.client.upass$now.value) { 338: alert("You must provide a password"); 339: return false; 340: } 341: 342: this.document.server.elements.uname.value 343: =this.document.client.elements.uname.value; 344: 345: this.document.server.elements.udom.value 346: =this.document.client.elements.udom.value; 347: 348: this.document.server.elements.imagesuppress.value 349: =this.document.client.elements.imagesuppress.checked; 350: 351: this.document.server.elements.embedsuppress.value 352: =this.document.client.elements.embedsuppress.checked; 353: 354: this.document.server.elements.appletsuppress.value 355: =this.document.client.elements.appletsuppress.checked; 356: 357: this.document.server.elements.fontenhance.value 358: =this.document.client.elements.fontenhance.checked; 359: 360: this.document.server.elements.blackwhite.value 361: =this.document.client.elements.blackwhite.checked; 362: 363: this.document.server.elements.remember.value 364: =this.document.client.elements.remember.checked; 365: 366: uextkey=this.document.client.elements.uextkey.value; 367: lextkey=this.document.client.elements.lextkey.value; 368: initkeys(); 369: 370: this.document.server.elements.upass0.value 371: =crypted(this.document.client.elements.upass$now.value.substr(0,15)); 372: this.document.server.elements.upass1.value 373: =crypted(this.document.client.elements.upass$now.value.substr(15,15)); 374: this.document.server.elements.upass2.value 375: =crypted(this.document.client.elements.upass$now.value.substr(30,15)); 376: 377: this.document.client.elements.uname.value=''; 378: this.document.client.elements.upass$now.value=''; 379: 380: this.document.server.submit(); 381: return false; 382: } 383: // ]]> 384: </script> 385: 386: ENDSCRIPT 387: 388: # --------------------------------------------------- Print login screen header 389: 390: my %add_entries = (topmargin => "0", 391: leftmargin => "0", 392: marginheight => "0", 393: marginwidth => "0", 394: bgcolor => "$pgbg", 395: text => "$font", 396: link => "$link", 397: vlink => "$vlink", 398: alink => "$alink", 399: onload => "if ( document.client.uname ) { document.client.uname.focus(); }", 400: marginheight => "0",); 401: 402: my $css_url = "/css/$domain/login.css"; 403: $js .= "\n".'<link type="text/css" rel="stylesheet" href="'.$css_url.'">'."\n"; 404: $r->print(&Apache::loncommon::start_page('GCI WebCenter Login',$js, 405: { 'redirect' => [$expire,'/adm/roles'], 406: 'add_entries' => \%add_entries, 407: 'only_body' => 1,})); 408: 409: # ----------------------------------------------------------------------- Texts 410: 411: my %lt=&Apache::lonlocal::texthash( 412: 'un' => 'Username', 413: 'pw' => 'Password', 414: 'dom' => 'Domain', 415: 'load' => 'Server Load', 416: 'userload' => 'User Load', 417: 'about' => 'About LON-CAPA', 418: 'access' => 'Accessibility Options', 419: 'catalog' => 'Course Catalog', 420: 'log' => 'Log in', 421: 'help' => 'Log-in Help', 422: 'serv' => 'Server', 423: 'servadm' => 'Server Administration', 424: 'helpdesk' => 'Contact Helpdesk', 425: 'forgotpw' => 'Forgot password?', 426: 'newuser' => 'New User?', 427: 'options_headline' => 'Select Accessibility Options', 428: 'sprs_img' => 'Suppress rendering of images', 429: 'sprs_applet' => 'Suppress Java applets', 430: 'sprs_embed' => 'Suppress rendering of embedded multimedia', 431: 'sprs_font' => 'Increase font size', 432: 'sprs_blackwhite' => 'Switch to black and white mode', 433: 'remember' => 'Remember these settings for next login', 434: 'tbli' => 'Text-based Interface Login'); 435: # -------------------------------------------------- Change password field name 436: my $forgotpw = &forgotpwdisplay(%lt); 437: my $loginhelp = &loginhelpdisplay(%lt); 438: 439: # ---------------------------------------------------- Serve out DES JavaScript 440: { 441: my $jsh=Apache::File->new($include."/londes.js"); 442: $r->print(<$jsh>); 443: } 444: # ---------------------------------------------------------- Serve rest of page 445: 446: my $coursecatalog; 447: if (($showcoursecat eq '') || ($showcoursecat)) { 448: $coursecatalog = &coursecatalog_link($lt{'catalog'},$fullgraph); 449: } 450: my $newuserlink; 451: if ($shownewuserlink) { 452: $newuserlink = &newuser_link($lt{'newuser'}); 453: } 454: if ($fullgraph) { 455: $r->print(<<"END_OF_BLOCK1"); 456: <br /> 457: <div align="center"> 458: <table class="LC_loginbox"> 459: <tr> 460: <td align="left" valign="top" width="11"> 461: <img name="login_r1_c1" src="/images/login/$domain/r1_c1.png" width="11" height="11" border="0" alt=""> 462: </td> 463: <td width="450" valign="top"> 464: <table class="LC_loginbox_left"> 465: <tr> 466: <td width="411" align="left"><br /><img src="/images/login/$domain/logo_smrnd.png" width="411" height="51" alt="GCI" align="left"></td> 467: </tr> 468: <tr> 469: <td> 470: <div align="left" style="display:block; margin-top:5px; margin-bottom:5px; margin-left:0px; margin-right:0px; width:440px; height:5px;"> 471: <div class="divider"> 472: </div> 473: </div> 474: </td> 475: </tr> 476: </table> 477: <table class="LC_loginbox_left"> 478: <tr> 479: <td height="10" colspan="4"> </td> 480: </tr> 481: <tr> 482: <td width="10"> </td> 483: <td valign="top" class="bodyblue" width="430" align="left"> 484: <span style="font-size: 18px; line-height: 22px; "><font style="font-size: 18px; line-height: 22px;"><br />New to the $sitename?</font></span><br /> 485: <font class="bodyblue">$sitedesc<br /><br />The $shortsitename runs on <a href="http://loncapa.org/">LON-CAPA</a> - an open source freeware distributed learning content management and assessment system.</font><br /><br /> 486: END_OF_BLOCK1 487: if ($domain eq 'gci') { 488: $r->print(<<"END_OF_BLOCK2"); 489: <font class="bodyblue"><b>Create a GCI WebCenter ID</b>  use your ID to submit comments or new content, or to create a new test. If you are already a GCI WebCenter user, please log-in.</font><br /><br /><br /> 490: <form name="signup" method="post" action="/adm/createaccount?courseid=gci_9615072b469884921gcil1"><input type="hidden" name="process" value="signup"/> 491: <table class="LC_signup"> 492: <tr> 493: <td align="left" valign="top" width="11" height="11"><img src="/images/login/$domain/r2_c4.png" width="11" height="11" border="0" alt=""></td> 494: <td> </td> 495: <td align="right" valign="top" width="11" height="11"><img src="/images/login/$domain/r2_c6.png" width="11" height="11" border="0" alt=""></td> 496: </tr> 497: <tr> 498: <td> </td> 499: <td align="center" valign="middle"><span style="white-space: nowrap;">New to GCI WebCenter: <a href="javascript:send('newaccount')" style="color: #ffffff">Click here to sign up</a></span></td> 500: <td> </td> 501: </tr> 502: <tr> 503: <td align="left" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c4.png" width="11" height="11" border="0" alt=""></td> 504: <td> </td> 505: <td align="right" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c6.png" width="11" height="11" border="0" alt=""></td> 506: </tr> 507: </table> 508: </form> 509: END_OF_BLOCK2 510: } else { 511: $r->print('<font class="bodyblue">'. 512: &mt("If you are already a $sitename user, please log-in.").' '.&mt('If not, contact your instructor to request a username and password.'). 513: '</font><br /><br /><br />'); 514: } 515: $r->print(<<"END_OF_BLOCK3"); 516: </td> 517: </tr> 518: </table> 519: </td> 520: <td width="10"> </td> 521: <td valign="top"> 522: <form name="client" method="post" onsubmit="return(send());"> 523: <table class="LC_loginbox_right"> 524: <tr> 525: <td colspan="3" height="23" class="LC_loginbox_strip"> </td> 526: </tr> 527: <tr> 528: <td align="left" valign="top" width="11" height="11"><img src="/images/login/$domain/r2_c4.png" width="11" height="11" border="0" alt=""></td> 529: <td> </td> 530: <td align="right" valign="top" width="11" height="11"><img src="/images/login/$domain/r2_c6.png" width="11" height="11" border="0" alt=""></td> 531: </tr> 532: <tr> 533: <td width="10"> </td> 534: <td> 535: <table border="0" cellspacing="0" cellpadding="0"> 536: <tr> 537: <td align="right" class="bodywhite" height=50><br> 538: <span style="font-size: 15px; line-height: 17px; font-weight: bold;"> 539: $existing</span> 540: <br />Please log-in.<br> 541: <hr class="login"><br /><br /> 542: </td> 543: </tr> 544: <tr> 545: <td> 546: <table border="0" cellpadding="2" cellspacing="0"> 547: <tr> 548: <td align="right" class="bodywhite"><label for="uname">$lt{'un'}</label>:</td> 549: <td align="right"><input type="text" name="uname" size="17" value="$authusername" /></td> 550: </tr> 551: <tr> 552: <td align="right" class="bodywhite"><label for="upass$now">$lt{'pw'}</label>:</td> 553: <td align="right"><input name="upass$now" size="17" value="" type="password"><input type="hidden" name="udom" value="$domain" /></td> 554: </tr> 555: <tr><td> </td></tr> 556: <tr> 557: <td colspan="2" align="right"><input name="signin" type="submit" value="Log-in" class=buttonwhite /></td> 558: </tr> 559: </table> 560: </td> 561: </tr> 562: <tr> 563: <td align="right" valign="top" class="bodywhite"> 564: <br /> 565: <br /><br /> 566: <hr class="login" /> 567: <br /> 568: <a href="/adm/resetpw" style="color: #ffffff">Forgot your password?</a><br> 569: <br /> 570: </td> 571: </tr> 572: </table> 573: </td> 574: <td width="9"> </td> 575: </tr> 576: <tr> 577: <td align="left" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c4.png" width="11" height="11" border="0" alt=""></td> 578: <td> </td> 579: <td align="right" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c6.png" width="11" height="11" border="0" alt=""></td> 580: </tr> 581: <tr> 582: <td colspan="3" height="10" class="LC_loginbox_strip"> </td> 583: </tr> 584: </table> 585: </td> 586: <td align="right" valign="top" width="11"><img src="/images/login/$domain/r1_c7.png" width="11" height="11" border="0" alt=""></td> 587: </tr> 588: <tr> 589: <td colspan="4"> 590: <div align="left"> 591: <table border="0" cellspacing="0" cellpadding="0"> 592: <tr> 593: <td width="10"> </td> 594: <td><font size="-1"> 595: <b>Note</b>:<br /> 596: If log-in fails, it may be because your browser is not accepting session cookies, or javascript is disabled. <a href="http://loncapa.msu.edu/student/cookies.html">Learn more</a>. 597: </font> 598: </td> 599: <td width="10"> </td> 600: </tr> 601: </table> 602: </div> 603: </td> 604: </tr> 605: <tr> 606: <td align="left" valign="bottom" width="11"><img src="/images/login/$domain/r9_c1.png" width="11" height="11" border="0" alt=""></td> 607: <td colspan="3" width="698"> </td> 608: <td align="right" valign="bottom" width="11"><img src="/images/login/$domain/r9_c7.png" width="11" height="11" border="0" alt=""></td> 609: </tr> 610: </table> 611: </div> 612: <p> </p> 613: <noscript><font size='3'>  <b>Please Note:</b> 614: Javascript must be enabled in your web browser in order to use this web site. 615: </font></noscript> 616: <p> </p> 617: <input type="hidden" name="imagesuppress" value="" /> 618: <input type="hidden" name="embedsuppress" value="" /> 619: <input type="hidden" name="appletsuppress" value="" /> 620: <input type="hidden" name="fontenhance" value="" /> 621: <input type="hidden" name="blackwhite" value="" /> 622: <input type="hidden" name="remember" value="" /> 623: END_OF_BLOCK3 624: } else { 625: $r->print(<<ENDACCESSOPTIONS); 626: <h1>The Learning<i>Online</i> Network with CAPA</h1> 627: <h2>$lt{'tbli'}</h2>$announcements 628: <h3>$lt{'options_headline'}</h3> 629: <form name="client" action="" onsubmit="return(send())"> 630: <label><input type="checkbox" name="imagesuppress" /> $lt{'sprs_img'}</label><br /> 631: <label><input type="checkbox" name="appletsuppress" /> $lt{'sprs_applet'}</label><br /> 632: <label><input type="checkbox" name="embedsuppress" /> $lt{'sprs_embed'}</label><br /> 633: <label><input type="checkbox" name="fontenhance" /> $lt{'sprs_font'}</label><br /> 634: <label><input type="checkbox" name="blackwhite" /> $lt{'sprs_blackwhite'}</label><br /> 635: <br /> 636: <input type="checkbox" name="remember" /> $lt{'remember'} 637: ENDACCESSOPTIONS 638: } 639: $r->print(' 640: <input type="hidden" name="lextkey" value="'.$lextkey.'" /> 641: <input type="hidden" name="uextkey" value="'.$uextkey.'" /> 642: '); 643: unless ($fullgraph) { 644: my $logintitle; 645: if ($loginheader eq 'text') { 646: $logintitle = '<td bgcolor="'.$bgcol.'" colspan="2">   <b><font size="+1" color="'.$textcol.'">'.$lt{'log'}.'</font></b></td>'; 647: } else { 648: $logintitle = '<td bgcolor="'.$sidebg.'" colspan="2"><img src="'.$login.'" alt="'. 649: &mt('User Authentication').'" /></td>'; 650: } 651: my $noscript_warning='<td colspan="2" bgcolor="'.$mainbg.'">' 652: .'<noscript><div class="LC_warning"><font size="-1">' 653: .&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.') 654: .'</font></div></noscript></td>'; 655: $r->print(<<ENDTEXTUAL); 656: <hr /> 657: <table border="0" cellspacing="0" cellpadding="0"> 658: <tr>$logintitle</tr> 659: <tr>$noscript_warning</tr> 660: <tr> 661: <td bgcolor="$mainbg"><br /><font size=-1><b>   <label for="uname">$lt{'un'}</label>:</b></font></td> 662: <td bgcolor="$mainbg"><br /><input type="text" name="uname" size="10" value="$authusername" /></td> 663: </tr> 664: <tr> 665: <td bgcolor="$mainbg"><font size=-1><b>   <label for="upass$now">$lt{'pw'}</label>:</b></font></td> 666: <td bgcolor="$mainbg"><input type="password" name="upass$now" size="10" /></td> 667: </tr> 668: <tr> 669: <td bgcolor="$mainbg"> </td> 670: <td bgcolor="$mainbg" valign="bottom" align="center"> 671: <br /> 672: <input type="submit" value="$lt{'log'}" /> 673: <input type="hidden" name="udom" value="$domain" /> 674: </td> 675: </tr> 676: <tr> 677: <td bgcolor="$mainbg" valign="bottom" align="left" colspan="2"> 678: $loginhelp 679: $forgotpw 680: $newuserlink 681: $coursecatalog 682: <br /> 683: </td> 684: </tr> 685: </table> 686: ENDTEXTUAL 687: } 688: $r->print(<<"ENDLOGIN"); 689: </form> 690: <form name="server" action="$otherserver/adm/authenticate" method="post" target="_top"> 691: <input type="hidden" name="logtoken" value="$logtoken" /> 692: <input type="hidden" name="serverid" value="$lonhost" /> 693: <input type="hidden" name="interface" value="$env{'form.interface'}" /> 694: <input type="hidden" name="uname" value="" /> 695: <input type="hidden" name="upass0" value="" /> 696: <input type="hidden" name="upass1" value="" /> 697: <input type="hidden" name="upass2" value="" /> 698: <input type="hidden" name="udom" value="" /> 699: <input type="hidden" name="imagesuppress" value="" /> 700: <input type="hidden" name="appletsuppress" value="" /> 701: <input type="hidden" name="embedsuppress" value="" /> 702: <input type="hidden" name="fontenhance" value="" /> 703: <input type="hidden" name="blackwhite" value="" /> 704: <input type="hidden" name="remember" value="" /> 705: <input type="hidden" name="localpath" value="$env{'form.localpath'}" /> 706: <input type="hidden" name="localres" value="$env{'form.localres'}" /> 707: </form> 708: ENDLOGIN 709: if ($fullgraph) { 710: my $helpdeskscript; 711: my $contactblock = &contactdisplay(\%lt,$servadm,$showadminmail, 712: $version,$authdomain,\$helpdeskscript); 713: } 714: my %endargs = ( 'noredirectlink' => 1, ); 715: $r->print(&Apache::loncommon::end_page(\%endargs)); 716: return OK; 717: } 718: 719: sub contactdisplay { 720: my ($lt,$servadm,$showadminmail,$version,$authdomain,$helpdeskscript) = @_; 721: my $contactblock; 722: my $showhelpdesk = 0; 723: my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'}; 724: if ($requestmail =~ m/^[^\@]+\@[^\@]+$/) { 725: $showhelpdesk = 1; 726: } 727: if ($servadm && $showadminmail) { 728: $contactblock .= '<b>   '.$$lt{'servadm'}.':</b><br />'. 729: '<tt>      '.$servadm.'</tt><br /> <br />'; 730: } 731: if ($showhelpdesk) { 732: $contactblock .= '<b>   <a href="javascript:helpdesk()"><font size="+1">'.$lt->{'helpdesk'}.'</font></a></b><br />'; 733: my $thisurl = &escape('/adm/login'); 734: $$helpdeskscript = <<"ENDSCRIPT"; 735: <script type="text/javascript"> 736: // <![CDATA[ 737: function helpdesk() { 738: var codedom = document.client.udom.value; 739: if (codedom == '') { 740: codedom = "$authdomain"; 741: } 742: var querystr = "origurl=$thisurl&codedom="+codedom; 743: document.location.href = "/adm/helpdesk?"+querystr; 744: return; 745: } 746: // ]]> 747: </script> 748: ENDSCRIPT 749: } 750: $contactblock .= <<"ENDBLOCK"; 751:    $version 752: ENDBLOCK 753: return $contactblock; 754: } 755: 756: sub forgotpwdisplay { 757: my (%lt) = @_; 758: my $prompt_for_resetpw = 1; 759: if ($prompt_for_resetpw) { 760: return '<br />   <a href="/adm/resetpw"><b>'.$lt{'forgotpw'}.'</b></a><br />'; 761: } 762: return; 763: } 764: 765: sub loginhelpdisplay { 766: my (%lt) = @_; 767: my $login_help = 1; 768: if ($login_help) { 769: return '   <a href="/adm/loginproblems.html"><b>'.$lt{'help'}.'</b></a>'; 770: } 771: return; 772: } 773: 774: sub coursecatalog_link { 775: my ($linkname,$fullgraph) = @_; 776: my $link = '/adm/coursecatalog'; 777: if (!$fullgraph) { 778: $link.= '?interface=textual'; 779: } 780: return '   <a href="/adm/coursecatalog"><b>'.$linkname.'</b></a><br />'; 781: END 782: } 783: 784: sub newuser_link { 785: my ($linkname) = @_; 786: return '   <a href="/adm/createaccount"><b>'.$linkname.'</b></a><br />'; 787: } 788: 789: 1; 790: __END__