modules/gci/lonlogin.pm - view

File: [LON-CAPA] / modules / gci / lonlogin.pm
Revision 1.1: download - view: text, annotated - select for diffs
Thu Sep 17 01:55:01 2009 UTC (14 years, 8 months ago) by gci
Branches: MAIN
CVS tags: HEAD, GCI_1

- Custom log-in page for GCI.

1: # The LearningOnline Network 2: # Login Screen 3: # 4: # $Id: lonlogin.pm,v 1.1 2009/09/17 01:55:01 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: 42: sub handler { 43: my $r = shift; 44: 45: &Apache::loncommon::get_unprocessed_cgi 46: (join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'}, 47: $ENV{'REDIRECT_QUERY_STRING'}), 48: ['interface','username','domain','firsturl','localpath','localres', 49: 'token']); 50: if (!defined($env{'form.firsturl'})) { 51: &Apache::lonacc::get_posted_cgi($r,['firsturl']); 52: } 53: 54: # -- check if they are a migrating user 55: if (defined($env{'form.token'})) { 56: return &Apache::migrateuser::handler($r); 57: } 58: 59: &Apache::loncommon::no_cache($r); 60: &Apache::lonlocal::get_language_handle($r); 61: &Apache::loncommon::content_type($r,'text/html'); 62: $r->send_http_header; 63: return OK if $r->header_only; 64: 65: 66: # Are we re-routing? 67: if (-e '/home/httpd/html/lon-status/reroute.txt') { 68: &Apache::lonauth::reroute($r); 69: return OK; 70: } 71: 72: 73: # -------------------------------- Prevent users from attempting to login twice 74: my $handle = &Apache::lonnet::check_for_valid_session($r); 75: if ($handle=~/^publicuser\_/) { 76: # For "public user" - remove it, we apparently really want to login 77: unlink($r->dir_config('lonIDsDir')."/$handle.id"); 78: } elsif ($handle ne '') { 79: # Indeed, a valid token is found 80: my $start_page = 81: &Apache::loncommon::start_page('Already logged in'); 82: my $end_page = 83: &Apache::loncommon::end_page(); 84: $r->print( 85: $start_page 86: .'<h1>'.&mt('You are already logged in!').'</h1>' 87: .'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]logout[_4].', 88: '<a href="/adm/roles">','</a>','<a href="/adm/logout">','</a>').'</p>' 89: .'<p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>' 90: .$end_page 91: ); 92: return OK; 93: } 94: 95: # ---------------------------------------------------- No valid token, continue 96: 97: # ---------------------------- Not possible to really login to domain "public" 98: if ($env{'form.domain'} eq 'public') { 99: $env{'form.domain'}=''; 100: $env{'form.username'}=''; 101: } 102: # ----------------------------------------------------------- Process Interface 103: $env{'form.interface'}=~s/\W//g; 104: 105: my $textbrowsers=$r->dir_config('lonTextBrowsers'); 106: my $httpbrowser=$ENV{"HTTP_USER_AGENT"}; 107: 108: foreach (split(/\:/,$textbrowsers)) { 109: if ($httpbrowser=~/$_/i) { 110: $env{'form.interface'}='textual'; 111: } 112: } 113: 114: my $fullgraph=($env{'form.interface'} ne 'textual'); 115: 116: my $iconpath= 117: &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL')); 118: 119: my $domain = &Apache::lonnet::default_login_domain(); 120: if (($env{'form.domain'}) && 121: (&Apache::lonnet::domain($env{'form.domain'},'description'))) { 122: $domain=$env{'form.domain'}; 123: } 124: my $role = $r->dir_config('lonRole'); 125: my $loadlim = $r->dir_config('lonLoadLim'); 126: my $servadm = $r->dir_config('lonAdmEMail'); 127: my $lonhost = $r->dir_config('lonHostID'); 128: my $tabdir = $r->dir_config('lonTabDir'); 129: my $include = $r->dir_config('lonIncludes'); 130: my $expire = $r->dir_config('lonExpire'); 131: my $version = $r->dir_config('lonVersion'); 132: my $host_name = &Apache::lonnet::hostname($lonhost); 133: 134: # --------------------------------------------- Default values for login fields 135: 136: my $authusername=($env{'form.username'}?$env{'form.username'}:''); 137: my $authdomain=($env{'form.domain'}?$env{'form.domain'}:$domain); 138: 139: # ---------------------------------------------------------- Determine own load 140: my $loadavg; 141: { 142: my $loadfile=Apache::File->new('/proc/loadavg'); 143: $loadavg=<$loadfile>; 144: } 145: $loadavg =~ s/\s.*//g; 146: my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim); 147: my $userloadpercent=&Apache::lonnet::userload(); 148: 149: # ------------------------------------------------------- Do the load balancing 150: my $otherserver= &Apache::lonnet::absolute_url($host_name); 151: my $firsturl= 152: ($env{'request.firsturl'}?$env{'request.firsturl'}:$env{'form.firsturl'}); 153: # ---------------------------------------------------------- Are we overloaded? 154: if ((($userloadpercent>100.0)||($loadpercent>100.0))) { 155: my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent); 156: if ($unloaded) { $otherserver=$unloaded; } 157: } 158: 159: # ----------------------------------------------------------- Get announcements 160: my $announcements=&Apache::lonnet::getannounce(); 161: # -------------------------------------------------------- Set login parameters 162: 163: my @hexstr=('0','1','2','3','4','5','6','7', 164: '8','9','a','b','c','d','e','f'); 165: my $lkey=''; 166: for (0..7) { 167: $lkey.=$hexstr[rand(15)]; 168: } 169: 170: my $ukey=''; 171: for (0..7) { 172: $ukey.=$hexstr[rand(15)]; 173: } 174: 175: my $lextkey=hex($lkey); 176: if ($lextkey>2147483647) { $lextkey-=4294967296; } 177: 178: my $uextkey=hex($ukey); 179: if ($uextkey>2147483647) { $uextkey-=4294967296; } 180: 181: # -------------------------------------------------------- Store away log token 182: my $logtoken=Apache::lonnet::reply( 183: 'tmpput:'.$ukey.$lkey.'&'.$firsturl, 184: $lonhost); 185: 186: # ------------------- If we cannot talk to ourselves, we are in serious trouble 187: 188: if ($logtoken eq 'con_lost') { 189: my $spares=''; 190: my $last; 191: foreach my $hostid (sort 192: { 193: &Apache::lonnet::hostname($a) cmp 194: &Apache::lonnet::hostname($b); 195: } 196: keys(%Apache::lonnet::spareid)) { 197: next if ($hostid eq $lonhost); 198: my $hostname = &Apache::lonnet::hostname($hostid); 199: next if ($last eq $hostname); 200: $spares.='<br /><font size="+1"><a href="http://'. 201: $hostname. 202: '/adm/login?domain='.$authdomain.'">'. 203: $hostname.'</a>'. 204: ' '.&mt('(preferred)').'</font>'.$/; 205: $last=$hostname; 206: } 207: $spares.= '<br />'; 208: my %all_hostnames = &Apache::lonnet::all_hostnames(); 209: foreach my $hostid (sort 210: { 211: &Apache::lonnet::hostname($a) cmp 212: &Apache::lonnet::hostname($b); 213: } 214: keys(%all_hostnames)) { 215: next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid}); 216: my $hostname = &Apache::lonnet::hostname($hostid); 217: next if ($last eq $hostname); 218: $spares.='<br /><a href="http://'. 219: $hostname. 220: '/adm/login?domain='.$authdomain.'">'. 221: $hostname.'</a>'; 222: $last=$hostname; 223: } 224: $r->print( 225: '<html>' 226: .'<head><title>' 227: .&mt('The LearningOnline Network with CAPA') 228: .'</title></head>' 229: .'<body bgcolor="#FFFFFF">' 230: .'<h1>'.&mt('The LearningOnline Network with CAPA').'</h1>' 231: .'<img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />' 232: .'<h3>'.&mt('The GCI WebCenter server is temporarily not available for login.').'</h3>' 233: .'</body>' 234: .'</html>' 235: ); 236: return OK; 237: } 238: 239: # ----------------------------------------------- Apparently we are in business 240: $servadm=~s/\,/\<br \/\>/g; 241: 242: # ----------------------------------------------------------- Front page design 243: my $pgbg= 244: ($fullgraph?&Apache::loncommon::designparm('login.pgbg',$domain):'#FFFFFF'); 245: my $font= 246: ($fullgraph?&Apache::loncommon::designparm('login.font',$domain):'#000000'); 247: my $link= 248: ($fullgraph?&Apache::loncommon::designparm('login.link',$domain):'#0000FF'); 249: my $vlink= 250: ($fullgraph?&Apache::loncommon::designparm('login.vlink',$domain):'#0000FF'); 251: my $alink=&Apache::loncommon::designparm('login.alink',$domain); 252: my $mainbg= 253: ($fullgraph?&Apache::loncommon::designparm('login.mainbg',$domain):'#FFFFFF'); 254: my $sidebg= 255: ($fullgraph?&Apache::loncommon::designparm('login.sidebg',$domain):'#FFFFFF'); 256: my $textcol = 257: ($fullgraph?&Apache::loncommon::designparm('login.textcol',$domain):'#000000'); 258: my $bgcol = 259: ($fullgraph?&Apache::loncommon::designparm('login.bgcol',$domain):'#FFFFFF'); 260: my $logo=&Apache::loncommon::designparm('login.logo',$domain); 261: my $img=&Apache::loncommon::designparm('login.img',$domain); 262: my $domainlogo=&Apache::loncommon::domainlogo($domain); 263: my $login=&Apache::loncommon::designparm('login.login',$domain); 264: if ($login eq '') { 265: $login = $iconpath.'/'.&mt('userauthentication.gif'); 266: } 267: my $showbanner = 1; 268: my $showmainlogo = 1; 269: if (defined(&Apache::loncommon::designparm('login.showlogo_img',$domain))) { 270: $showbanner = &Apache::loncommon::designparm('login.showlogo_img',$domain); 271: } 272: if (defined(&Apache::loncommon::designparm('login.showlogo_logo',$domain))) { 273: $showmainlogo = &Apache::loncommon::designparm('login.showlogo_logo',$domain); 274: } 275: my $showadminmail=&Apache::loncommon::designparm('login.adminmail',$domain); 276: my $showcoursecat = 277: &Apache::loncommon::designparm('login.coursecatalog',$domain); 278: my $loginheader =&Apache::loncommon::designparm('login.loginheader',$domain); 279: my $shownewuserlink = 280: &Apache::loncommon::designparm('login.newuser',$domain); 281: my $now=time; 282: my $js = (<<ENDSCRIPT); 283: 284: <script language="JavaScript"> 285: function send(caller) 286: { 287: 288: if (caller == "newaccount") { 289: this.document.signup.submit(); 290: return false; 291: } 292: if (document.client.uname.value == "" || !document.client.uname.value) { 293: alert("You must provide a username "); 294: return false; 295: } 296: if (document.client.upass$now.value == "" || !document.client.upass$now.value) { 297: alert("You must provide a password"); 298: return false; 299: } 300: 301: this.document.server.elements.uname.value 302: =this.document.client.elements.uname.value; 303: 304: this.document.server.elements.udom.value 305: =this.document.client.elements.udom.value; 306: 307: this.document.server.elements.imagesuppress.value 308: =this.document.client.elements.imagesuppress.checked; 309: 310: this.document.server.elements.embedsuppress.value 311: =this.document.client.elements.embedsuppress.checked; 312: 313: this.document.server.elements.appletsuppress.value 314: =this.document.client.elements.appletsuppress.checked; 315: 316: this.document.server.elements.fontenhance.value 317: =this.document.client.elements.fontenhance.checked; 318: 319: this.document.server.elements.blackwhite.value 320: =this.document.client.elements.blackwhite.checked; 321: 322: this.document.server.elements.remember.value 323: =this.document.client.elements.remember.checked; 324: 325: uextkey=this.document.client.elements.uextkey.value; 326: lextkey=this.document.client.elements.lextkey.value; 327: initkeys(); 328: 329: this.document.server.elements.upass0.value 330: =crypted(this.document.client.elements.upass$now.value.substr(0,15)); 331: this.document.server.elements.upass1.value 332: =crypted(this.document.client.elements.upass$now.value.substr(15,15)); 333: this.document.server.elements.upass2.value 334: =crypted(this.document.client.elements.upass$now.value.substr(30,15)); 335: 336: this.document.client.elements.uname.value=''; 337: this.document.client.elements.upass$now.value=''; 338: 339: this.document.server.submit(); 340: return false; 341: } 342: </script> 343: 344: ENDSCRIPT 345: 346: # --------------------------------------------------- Print login screen header 347: 348: my %add_entries = (topmargin => "0", 349: leftmargin => "0", 350: marginheight => "0", 351: marginwidth => "0", 352: bgcolor => "$pgbg", 353: text => "$font", 354: link => "$link", 355: vlink => "$vlink", 356: alink => "$alink", 357: onload => "if ( document.client.uname ) { document.client.uname.focus(); }", 358: marginheight => "0",); 359: 360: $js .= "\n".'<link type="text/css" rel="stylesheet" href="/css/login.css">'."\n"; 361: $r->print(&Apache::loncommon::start_page('GCI WebCenter Login',$js, 362: { 'redirect' => [$expire,'/adm/roles'], 363: 'add_entries' => \%add_entries, 364: 'only_body' => 1,})); 365: 366: # ----------------------------------------------------------------------- Texts 367: 368: my %lt=&Apache::lonlocal::texthash( 369: 'un' => 'Username', 370: 'pw' => 'Password', 371: 'dom' => 'Domain', 372: 'load' => 'Server Load', 373: 'userload' => 'User Load', 374: 'about' => 'About LON-CAPA', 375: 'access' => 'Accessibility Options', 376: 'catalog' => 'Course Catalog', 377: 'log' => 'Log in', 378: 'help' => 'Log-in Help', 379: 'serv' => 'Server', 380: 'servadm' => 'Server Administration', 381: 'helpdesk' => 'Contact Helpdesk', 382: 'forgotpw' => 'Forgot password?', 383: 'newuser' => 'New User?', 384: 'options_headline' => 'Select Accessibility Options', 385: 'sprs_img' => 'Suppress rendering of images', 386: 'sprs_applet' => 'Suppress Java applets', 387: 'sprs_embed' => 'Suppress rendering of embedded multimedia', 388: 'sprs_font' => 'Increase font size', 389: 'sprs_blackwhite' => 'Switch to black and white mode', 390: 'remember' => 'Remember these settings for next login', 391: 'tbli' => 'Text-based Interface Login'); 392: # -------------------------------------------------- Change password field name 393: my $forgotpw = &forgotpwdisplay(%lt); 394: my $loginhelp = &loginhelpdisplay(%lt); 395: 396: # ---------------------------------------------------- Serve out DES JavaScript 397: { 398: my $jsh=Apache::File->new($include."/londes.js"); 399: $r->print(<$jsh>); 400: } 401: # ---------------------------------------------------------- Serve rest of page 402: 403: my $coursecatalog; 404: if (($showcoursecat eq '') || ($showcoursecat)) { 405: $coursecatalog = &coursecatalog_link($lt{'catalog'},$fullgraph); 406: } 407: my $newuserlink; 408: if ($shownewuserlink) { 409: $newuserlink = &newuser_link($lt{'newuser'}); 410: } 411: if ($fullgraph) { 412: $r->print(<<"END_OF_BLOCK2"); 413: <br /> 414: <div align="center"> 415: <table class="LC_loginbox"> 416: <tr> 417: <td align="left" valign="top" width="12"> 418: <img name="login_r1_c1" src="/images/login/lclogin_r1_c1.gif" width="12" height="10" border="0" alt=""> 419: </td> 420: <td width="450" valign="top"> 421: <table class="LC_loginbox_left"> 422: <tr> 423: <td width="411" align="left"><br /><img src="/images/login/gcilogo_smrnd.png" width="411" height="51" align="left"></td> 424: </tr> 425: <tr> 426: <td> 427: <div align="left" style="display:block; margin-top:5px; margin-bottom:5px; margin-left:0px; margin-right:0px; width:440px; height:5px;"> 428: <div style="display:block; background-color:#4C6C84; width:100%; height:5px; color:#000000; margin:0px;"> 429: </div> 430: </div> 431: </td> 432: </tr> 433: </table> 434: <table class="LC_loginbox_left"> 435: <tr> 436: <td height="10" colspan="4"> </td> 437: </tr> 438: <tr> 439: <td width="10"> </td> 440: <td valign="top" class="bodyblue" width="430" align="left"> 441: <span style="font-size: 18px; line-height: 22px; "><font style="font-size: 18px; line-height: 22px;"><br />New to the WebCenter?</font></span><br> 442: <font class="bodyblue">The Geoscience Concept Inventory (GCI) <a href="http://gci.lite.msu.edu/">WebCenter</a> is a place to comment on existing concept questions and submit new ones.<br /><br />The WebCenter runs on <a href="http://loncapa.org/">LON-CAPA</a> - an open source freeware distributed learning content management and assessment system.</font><br /><br /> 443: <font class="bodyblue"><b>Create a GCI WebCenter ID</b>  use your ID to submit comments or new content. If you are already a GCI WebCenter user, please log-in.</font><br /><br /><br /> 444: <form name="signup" method="post" action="/adm/createaccount?courseid=gci_9615072b469884921gcil1"><input type="hidden" name="process" value="signup"/> 445: <table class="LC_signup"> 446: <tr> 447: <td align="left" valign="top" width="10" height="9"><img src="/images/login/lclogin_r2_c4.png" width="11" height="11" border="0" alt=""></td> 448: <td> </td> 449: <td align="right" valign="top" width="9" height="10"><img src="/images/login/lclogin_r2_c6.png" width="11 height="11" border="0" alt=""></td> 450: </tr> 451: <tr> 452: <td align="center" valign="top" colspan="3">New to GCI WebCenter: <a href="javascript:send('newaccount')" style="color: #ffffff">Click here to sign up</a><br /></td> 453: </tr> 454: <tr> 455: <td align="left" valign="bottom" width="10" height="10"><img src="/images/login/lclogin_r8_c4.png" width="11" height="11" border="0" alt=""></td> 456: <td> </td> 457: <td align="right" valign="bottom" width="9" height="10"><img src="/images/login/lclogin_r8_c6.png" width="11" height="11" border="0" alt=""></td> 458: </tr> 459: </table> 460: </form> 461: </td> 462: </tr> 463: </table> 464: </td> 465: <td width="10"> </td> 466: <td valign="top"> 467: <form name="client" method="post" onsubmit="return(send());"> 468: <table class="LC_loginbox_right"> 469: <tr> 470: <td colspan="3" height="23" class="LC_loginbox_strip"> </td> 471: </tr> 472: <tr> 473: <td align="left" valign="top" width="10" height="9"><img src="/images/login/lclogin_r2_c4.png" width="11" height="11" border="0" alt=""></td> 474: <td> </td> 475: <td align="right" valign="top" width="9" height="10"><img src="/images/login/lclogin_r2_c6.png" width="11 height="11" border="0" alt=""></td> 476: </tr> 477: <tr> 478: <td width="10"> </td> 479: <td> 480: <table border="0" cellspacing="0" cellpadding="0"> 481: <tr> 482: <td align="right" class="bodywhite" height=50><br> 483: <span style="font-size: 15px; line-height: 17px; font-weight: bold;"> 484: Existing WebCenter user?</span> 485: <br />Please log-in.<br> 486: <hr size=1 noshade color="#FFFFBB"><br /><br /> 487: </td> 488: </tr> 489: <tr> 490: <td> 491: <table border="0" cellpadding="2" cellspacing="0"> 492: <tr> 493: <td align="right" class="bodywhite"><label for="uname">$lt{'un'}</label>:</td> 494: <td align="right"><input type="text" name="uname" size="17" value="$authusername" /></td> 495: </tr> 496: <tr> 497: <td align="right" class="bodywhite"><label for="upass$now">$lt{'pw'}</label>:</td> 498: <td align="right"><input name="upass$now" size="17" value="" type="password"><input type="hidden" name="udom" value="gci" /></td> 499: </tr> 500: <tr><td> </td></tr> 501: <tr> 502: <td colspan="2" align="right"><input name="signin" type="submit" value="Log-in" class=buttonwhite /></td> 503: </tr> 504: </table> 505: </td> 506: </tr> 507: <tr> 508: <td align="right" valign="top" class="bodywhite"> 509: <br /> 510: <br /><br /> 511: <hr size="1" noshade color="#FFFFBB" /> 512: <br /> 513: <a href="/adm/resetpw" style="color: #ffffff">Forgot your password?</a><br> 514: <br /> 515: </td> 516: </tr> 517: </table> 518: </td> 519: <td width="9"> </td> 520: </tr> 521: <tr> 522: <td align="left" valign="bottom" width="10" height="10"><img src="/images/login/lclogin_r8_c4.png" width="11" height="11" border="0" alt=""></td> 523: <td> </td> 524: <td align="right" valign="bottom" width="9" height="10"><img src="/images/login/lclogin_r8_c6.png" width="11" height="11" border="0" alt=""></td> 525: </tr> 526: <tr> 527: <td colspan="3" height="10" class="LC_loginbox_strip"> </td> 528: </tr> 529: </table> 530: </td> 531: <td align="right" valign="top" width="10"><img src="/images/login/lclogin_r1_c7.gif" width="10" height="10" border="0" alt=""></td> 532: </tr> 533: <tr> 534: <td colspan="4"> 535: <table border="0" cellspacing="0" cellpadding="0"> 536: <tr> 537: <td width="10"> </td> 538: <td><font size="-1"> 539: <b>Note</b>:<br> 540: 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>. 541: </font> 542: </td> 543: <td width="10"> </td> 544: </tr> 545: </table> 546: </td> 547: </tr> 548: <tr> 549: <td align="left" valign="bottom" width="12"><img src="/images/login/lclogin_r9_c1.gif" width="12" height="10" border="0" alt=""></td> 550: <td colspan="3" width="698"> </td> 551: <td align="right" valign="bottom" width="10"><img src="/images/login/lclogin_r9_c7.gif" width="10" height="10" border="0" alt=""></td> 552: </tr> 553: </table> 554: </div> 555: <p> </p> 556: <noscript><font size='3'>  <b>Please Note:</b> 557: Javascript must be enabled in your web browser in order to use this web site. 558: </font></noscript> 559: <p> </p> 560: <input type="hidden" name="imagesuppress" value="" /> 561: <input type="hidden" name="embedsuppress" value="" /> 562: <input type="hidden" name="appletsuppress" value="" /> 563: <input type="hidden" name="fontenhance" value="" /> 564: <input type="hidden" name="blackwhite" value="" /> 565: <input type="hidden" name="remember" value="" /> 566: END_OF_BLOCK2 567: } else { 568: $r->print(<<ENDACCESSOPTIONS); 569: <h1>The Learning<i>Online</i> Network with CAPA</h1> 570: <h2>$lt{'tbli'}</h2>$announcements 571: <h3>$lt{'options_headline'}</h3> 572: <form name="client" onsubmit="return(send())"> 573: <label><input type="checkbox" name="imagesuppress" /> $lt{'sprs_img'}</label><br /> 574: <label><input type="checkbox" name="appletsuppress" /> $lt{'sprs_applet'}</label><br /> 575: <label><input type="checkbox" name="embedsuppress" /> $lt{'sprs_embed'}</label><br /> 576: <label><input type="checkbox" name="fontenhance" /> $lt{'sprs_font'}</label><br /> 577: <label><input type="checkbox" name="blackwhite" /> $lt{'sprs_blackwhite'}</label><br /> 578: <br /> 579: <input type="checkbox" name="remember" /> $lt{'remember'} 580: ENDACCESSOPTIONS 581: } 582: $r->print(' 583: <input type="hidden" name="lextkey" value="'.$lextkey.'"> 584: <input type="hidden" name="uextkey" value="'.$uextkey.'"> 585: '); 586: unless ($fullgraph) { 587: my $logintitle; 588: if ($loginheader eq 'text') { 589: $logintitle = '<td bgcolor="'.$bgcol.'" colspan="2">   <b><font size="+1" color="'.$textcol.'">'.$lt{'log'}.'</font></b></td>'; 590: } else { 591: $logintitle = '<td bgcolor="'.$sidebg.'" colspan="2"><img src="'.$login.'" alt="'. 592: &mt('User Authentication').'" /></td>'; 593: } 594: my $noscript_warning='<td colspan="2" bgcolor="'.$mainbg.'">' 595: .'<noscript><div class="LC_warning"><font size="-1">' 596: .&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.') 597: .'</font></div></noscript></td>'; 598: $r->print(<<ENDTEXTUAL); 599: <hr /> 600: <table border=0 cellspacing=0 cellpadding=0> 601: <tr>$logintitle</tr> 602: <tr>$noscript_warning</tr> 603: <tr> 604: <td bgcolor="$mainbg"><br /><font size=-1><b>   <label for="uname">$lt{'un'}</label>:</b></font></td> 605: <td bgcolor="$mainbg"><br /><input type="text" name="uname" size="10" value="$authusername" /></td> 606: </tr> 607: <tr> 608: <td bgcolor="$mainbg"><font size=-1><b>   <label for="upass$now">$lt{'pw'}</label>:</b></font></td> 609: <td bgcolor="$mainbg"><input type="password" name="upass$now" size="10" /></td> 610: </tr> 611: <tr> 612: <td bgcolor="$mainbg"> </td> 613: <td bgcolor="$mainbg" valign="bottom" align="center"> 614: <br /> 615: <input type="submit" value="$lt{'log'}" /> 616: <input type="hidden" name="udom" value="'gci'" /> 617: </td> 618: </tr> 619: <tr> 620: <td bgcolor="$mainbg" valign="bottom" align="left" colspan="2"> 621: $loginhelp 622: $forgotpw 623: $newuserlink 624: $coursecatalog 625: <br /> 626: </td> 627: </tr> 628: </table> 629: ENDTEXTUAL 630: } 631: $r->print(<<"ENDLOGIN"); 632: </form> 633: <form name="server" action="$otherserver/adm/authenticate" method="post" target="_top"> 634: <input type="hidden" name="logtoken" value="$logtoken" /> 635: <input type="hidden" name="serverid" value="$lonhost" /> 636: <input type="hidden" name="interface" value="$env{'form.interface'}" /> 637: <input type="hidden" name="uname" value="" /> 638: <input type="hidden" name="upass0" value="" /> 639: <input type="hidden" name="upass1" value="" /> 640: <input type="hidden" name="upass2" value="" /> 641: <input type="hidden" name="udom" value="" /> 642: <input type="hidden" name="imagesuppress" value="" /> 643: <input type="hidden" name="appletsuppress" value="" /> 644: <input type="hidden" name="embedsuppress" value="" /> 645: <input type="hidden" name="fontenhance" value="" /> 646: <input type="hidden" name="blackwhite" value="" /> 647: <input type="hidden" name="remember" value="" /> 648: <input type="hidden" name="localpath" value="$env{'form.localpath'}" /> 649: <input type="hidden" name="localres" value="$env{'form.localres'}" /> 650: </form> 651: ENDLOGIN 652: if ($fullgraph) { 653: my $helpdeskscript; 654: my $contactblock = &contactdisplay(\%lt,$servadm,$showadminmail, 655: $version,$authdomain,\$helpdeskscript); 656: } 657: my %endargs = ( 'noredirectlink' => 1, ); 658: $r->print(&Apache::loncommon::end_page(\%endargs)); 659: return OK; 660: } 661: 662: sub contactdisplay { 663: my ($lt,$servadm,$showadminmail,$version,$authdomain,$helpdeskscript) = @_; 664: my $contactblock; 665: my $showhelpdesk = 0; 666: my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'}; 667: if ($requestmail =~ m/^[^\@]+\@[^\@]+$/) { 668: $showhelpdesk = 1; 669: } 670: if ($servadm && $showadminmail) { 671: $contactblock .= '<b>   '.$$lt{'servadm'}.':</b><br />'. 672: '<tt>      '.$servadm.'</tt><br /> <br />'; 673: } 674: if ($showhelpdesk) { 675: $contactblock .= '<b>   <a href="javascript:helpdesk()"><font size="+1">'.$lt->{'helpdesk'}.'</font></a></b><br />'; 676: my $thisurl = &escape('/adm/login'); 677: $$helpdeskscript = <<"ENDSCRIPT"; 678: <script type="text/javascript"> 679: function helpdesk() { 680: var codedom = document.client.udom.value; 681: if (codedom == '') { 682: codedom = "$authdomain"; 683: } 684: var querystr = "origurl=$thisurl&codedom="+codedom; 685: document.location.href = "/adm/helpdesk?"+querystr; 686: return; 687: } 688: </script> 689: ENDSCRIPT 690: } 691: $contactblock .= <<"ENDBLOCK"; 692:    $version 693: ENDBLOCK 694: return $contactblock; 695: } 696: 697: sub forgotpwdisplay { 698: my (%lt) = @_; 699: my $prompt_for_resetpw = 1; 700: if ($prompt_for_resetpw) { 701: return '<br />   <a href="/adm/resetpw"><b>'.$lt{'forgotpw'}.'</b></a><br />'; 702: } 703: return; 704: } 705: 706: sub loginhelpdisplay { 707: my (%lt) = @_; 708: my $login_help = 1; 709: if ($login_help) { 710: return '   <a href="/adm/loginproblems.html"><b>'.$lt{'help'}.'</b></a>'; 711: } 712: return; 713: } 714: 715: sub coursecatalog_link { 716: my ($linkname,$fullgraph) = @_; 717: my $link = '/adm/coursecatalog'; 718: if (!$fullgraph) { 719: $link.= '?interface=textual'; 720: } 721: return '   <a href="/adm/coursecatalog"><b>'.$linkname.'</b></a><br />'; 722: END 723: } 724: 725: sub newuser_link { 726: my ($linkname) = @_; 727: return '   <a href="/adm/createaccount"><b>'.$linkname.'</b></a><br />'; 728: } 729: 730: 1; 731: __END__