includes/SpecialUserlogin.php

   1 <?
   2
   3 function wfSpecialUserlogin()
   4 {
   5         global $wpCreateaccount, $wpCreateaccountMail;
   6         global $wpLoginattempt, $wpMailmypassword;
   7         global $action, $_REQUEST;
   8
   9         $fields = array( "wpName", "wpPassword", "wpName",
  10           "wpPassword", "wpRetype", "wpEmail" );
  11         wfCleanFormFields( $fields );
  12
  13         # When switching accounts, it sucks to get automatically logged out
  14         global $returnto, $wgLang;
  15         if( $returnto == $wgLang->specialPage( "Userlogout" ) ) $returnto = "";
  16
  17         $wpCookieCheck = $_REQUEST[ "wpCookieCheck" ];
  18
  19         if ( isset( $wpCookieCheck ) ) {
  20                 onCookieRedirectCheck( $wpCookieCheck );
  21         } else if ( isset( $wpCreateaccount ) ) {
  22                 addNewAccount();
  23         } else if ( isset( $wpCreateaccountMail ) ) {
  24                 addNewAccountMailPassword();
  25         } else if ( isset( $wpMailmypassword ) ) {
  26                 mailPassword();
  27         } else if ( "submit" == $action || isset( $wpLoginattempt ) ) {
  28                 processLogin();
  29         } else {
  30                 mainLoginForm( "" );
  31         }
  32 }
  33
  34
  35 /* private */ function addNewAccountMailPassword()
  36 {
  37         global $wgOut, $wpEmail, $wpName;
  38
  39         if ("" == $wpEmail) {
  40                 mainLoginForm( wfMsg( "noemail", $wpName ) );
  41                 return;
  42         }
  43
  44         $u = addNewaccountInternal();
  45
  46         if ($u == NULL) {
  47                 return;
  48         }
  49
  50         $u->saveSettings();
  51         if (mailPasswordInternal($u) == NULL) {
  52                 return;
  53         }
  54
  55         $wgOut->setPageTitle( wfMsg( "accmailtitle" ) );
  56         $wgOut->setRobotpolicy( "noindex,nofollow" );
  57         $wgOut->setArticleFlag( false );
  58
  59         $wgOut->addWikiText( wfMsg( "accmailtext", $u->getName(), $u->getEmail() ) );
  60         $wgOut->returnToMain( false );
  61
  62         $u = 0;
  63 }
  64
  65
  66 /* private */ function addNewAccount()
  67 {
  68         global $wgUser, $wgOut, $wpPassword, $wpRetype, $wpName, $wpRemember;
  69         global $wpEmail, $wgDeferredUpdateList;
  70
  71         $u = addNewAccountInternal();
  72
  73         if ($u == NULL) {
  74                 return;
  75         }
  76
  77         $wgUser = $u;
  78         $wgUser->setCookies();
  79
  80         $up = new UserUpdate();
  81         array_push( $wgDeferredUpdateList, $up );
  82
  83         if( hasSessionCookie() ) {
  84                 return successfulLogin( wfMsg( "welcomecreation", $wgUser->getName() ) );
  85         } else {
  86                 return cookieRedirectCheck( "new" );
  87         }
  88 }
  89
  90
  91 /* private */ function addNewAccountInternal()
  92 {
  93         global $wgUser, $wgOut, $wpPassword, $wpRetype, $wpName, $wpRemember;
  94         global $wpEmail;
  95
  96         if (!$wgUser->isAllowedToCreateAccount()) {
  97                 userNotPrivilegedMessage();
  98                 return;
  99         }
 100
 101         if ( 0 != strcmp( $wpPassword, $wpRetype ) ) {
 102                 mainLoginForm( wfMsg( "badretype" ) );
 103                 return;
 104         }
 105         $wpName = trim( $wpName );
 106         if ( ( "" == $wpName ) ||
 107           preg_match( "/\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}/", $wpName ) ||
 108           (strpos( $wpName, "/" ) !== false) )
 109         {
 110                 mainLoginForm( wfMsg( "noname" ) );
 111                 return;
 112         }
 113         if ( wfReadOnly() ) {
 114                 $wgOut->readOnlyPage();
 115                 return;
 116         }
 117         $u = User::newFromName( $wpName );
 118
 119         if ( 0 != $u->idForName() ) {
 120                 mainLoginForm( wfMsg( "userexists" ) );
 121                 return;
 122         }
 123         $u->addToDatabase();
 124         $u->setPassword( $wpPassword );
 125         $u->setEmail( $wpEmail );
 126         if ( 1 == $wpRemember ) { $r = 1; }
 127         else { $r = 0; }
 128         $u->setOption( "rememberpassword", $r );
 129
 130         return $u;
 131 }
 132
 133
 134
 135
 136 /* private */ function processLogin()
 137 {
 138         global $wgUser, $wpName, $wpPassword, $wpRemember;
 139         global $wgDeferredUpdateList;
 140         global $returnto;
 141
 142         if ( "" == $wpName ) {
 143                 mainLoginForm( wfMsg( "noname" ) );
 144                 return;
 145         }
 146         $u = User::newFromName( $wpName );
 147         $id = $u->idForName();
 148         if ( 0 == $id ) {
 149                 mainLoginForm( wfMsg( "nosuchuser", $u->getName() ) );
 150                 return;
 151         }
 152         $u->setId( $id );
 153         $u->loadFromDatabase();
 154         $ep = $u->encryptPassword( $wpPassword );
 155         if ( 0 != strcmp( $ep, $u->getPassword() ) ) {
 156                 if ( 0 != strcmp( $ep, $u->getNewpassword() ) ) {
 157                         mainLoginForm( wfMsg( "wrongpassword" ) );
 158                         return;
 159                 }
 160         }
 161
 162         # We've verified now, update the real record
 163         #
 164         if ( 1 == $wpRemember ) {
 165                 $r = 1;
 166                 $u->setCookiePassword( $wpPassword );
 167         } else {
 168                 $r = 0;
 169         }
 170         $u->setOption( "rememberpassword", $r );
 171
 172         $wgUser = $u;
 173         $wgUser->setCookies();
 174
 175         $up = new UserUpdate();
 176         array_push( $wgDeferredUpdateList, $up );
 177
 178         if( hasSessionCookie() ) {
 179                 return successfulLogin( wfMsg( "loginsuccess", $wgUser->getName() ) );
 180         } else {
 181                 return cookieRedirectCheck( "login" );
 182         }
 183 }
 184
 185 /* private */ function mailPassword()
 186 {
 187         global $wgUser, $wpName, $wgDeferredUpdateList, $wgOutputEncoding;
 188         global $wgCookiePath, $wgCookieDomain, $wgDBname;
 189
 190         if ( "" == $wpName ) {
 191                 mainLoginForm( wfMsg( "noname" ) );
 192                 return;
 193         }
 194         $u = User::newFromName( $wpName );
 195         $id = $u->idForName();
 196         if ( 0 == $id ) {
 197                 mainLoginForm( wfMsg( "nosuchuser", $u->getName() ) );
 198                 return;
 199         }
 200         $u->setId( $id );
 201         $u->loadFromDatabase();
 202
 203         if (mailPasswordInternal($u) == NULL) {
 204                 return;
 205         }
 206
 207         mainLoginForm( wfMsg( "passwordsent", $u->getName() ) );
 208 }
 209
 210
 211 /* private */ function mailPasswordInternal( $u )
 212 {
 213         global $wpName, $wgDeferredUpdateList, $wgOutputEncoding;
 214         global $wgPasswordSender, $wgDBname;
 215
 216         if ( "" == $u->getEmail() ) {
 217                 mainLoginForm( wfMsg( "noemail", $u->getName() ) );
 218                 return;
 219         }
 220         $np = User::randomPassword();
 221         $u->setNewpassword( $np );
 222
 223         setcookie( "{$wgDBname}Password", "", time() - 3600, $wgCookiePath, $wgCookieDomain );
 224         $u->saveSettings();
 225
 226         $ip = getenv( "REMOTE_ADDR" );
 227         if ( "" == $ip ) { $ip = "(Unknown)"; }
 228
 229         $m = wfMsg( "passwordremindertext", $ip, $u->getName(), $np );
 230
 231         mail( $u->getEmail(), wfMsg( "passwordremindertitle" ), $m,
 232           "MIME-Version: 1.0\r\n" .
 233           "Content-type: text/plain; charset={$wgOutputEncoding}\r\n" .
 234           "Content-transfer-encoding: 8bit\r\n" .
 235           "From: $wgPasswordSender" );
 236
 237         return $u;
 238 }
 239
 240
 241
 242
 243
 244 /* private */ function successfulLogin( $msg )
 245 {
 246         global $wgUser;
 247         global $wgDeferredUpdateList;
 248         global $wgOut;
 249
 250         $wgOut->setPageTitle( wfMsg( "loginsuccesstitle" ) );
 251         $wgOut->setRobotpolicy( "noindex,nofollow" );
 252         $wgOut->setArticleFlag( false );
 253         $wgOut->addHTML( $msg . "\n<p>" );
 254         $wgOut->returnToMain();
 255 }
 256
 257 function userNotPrivilegedMessage()
 258 {
 259         global $wgOut, $wgUser, $wgLang;
 260
 261         $wgOut->setPageTitle( wfMsg( "whitelistacctitle" ) );
 262         $wgOut->setRobotpolicy( "noindex,nofollow" );
 263         $wgOut->setArticleFlag( false );
 264
 265         $wgOut->addWikiText( wfMsg( "whitelistacctext" ) );
 266
 267         $wgOut->returnToMain( false );
 268 }
 269
 270 /* private */ function mainLoginForm( $err )
 271 {
 272         global $wgUser, $wgOut, $wgLang, $returnto;
 273         global $wpName, $wpPassword, $wpRetype, $wpRemember;
 274         global $wpEmail, $HTTP_COOKIE_VARS, $wgDBname;
 275
 276         $le = wfMsg( "loginerror" );
 277         $yn = wfMsg( "yourname" );
 278         $yp = wfMsg( "yourpassword" );
 279         $ypa = wfMsg( "yourpasswordagain" );
 280         $rmp = wfMsg( "remembermypassword" );
 281         $nuo = wfMsg( "newusersonly" );
 282         $li = wfMsg( "login" );
 283         $ca = wfMsg( "createaccount" );
 284         $cam = wfMsg( "createaccountmail" );
 285         $ye = wfMsg( "youremail" );
 286         $efl = wfMsg( "emailforlost" );
 287         $mmp = wfMsg( "mailmypassword" );
 288
 289         $name = $wpName;
 290         if ( "" == $name ) {
 291                 if ( 0 != $wgUser->getID() ) {
 292                         $name = $wgUser->getName();
 293                 } else {
 294                         $name = $HTTP_COOKIE_VARS["{$wgDBname}UserName"];
 295                 }
 296         }
 297         $pwd = $wpPassword;
 298
 299         $wgOut->setPageTitle( wfMsg( "userlogin" ) );
 300         $wgOut->setRobotpolicy( "noindex,nofollow" );
 301         $wgOut->setArticleFlag( false );
 302
 303         if ( "" == $err ) {
 304                 $lp = wfMsg( "loginprompt" );
 305                 $wgOut->addHTML( "<h2>$li:</h2>\n<p>$lp</p>" );
 306         } else {
 307                 $wgOut->addHTML( "<h2>$le:</h2>\n<font size='+1'
 308 color='red'>$err</font>\n" );
 309         }
 310         if ( 1 == $wgUser->getOption( "rememberpassword" ) ) {
 311                 $checked = " checked";
 312         } else {
 313                 $checked = "";
 314         }
 315         $q = "action=submit";
 316         if ( "" != $returnto ) { $q .= "&returnto=" . wfUrlencode($returnto); }
 317         $action = wfLocalUrlE( $wgLang->specialPage( "Userlogin" ), $q );
 318
 319         $wpName = wfEscapeHTML( $wpName );
 320         $wpPassword = wfEscapeHTML( $wpPassword );
 321         $wpRetype = wfEscapeHTML( $wpRetype );
 322         $wpEmail = wfEscapeHTML( $wpEmail );
 323
 324         if ($wgUser->getID() != 0) {
 325                 $cambutton = "<input tabindex=6 type=submit name=\"wpCreateaccountMail\" value=\"{$cam}\">";
 326         }
 327
 328         $wgOut->addHTML( "
 329 <form name=\"userlogin\" id=\"userlogin\" method=\"post\" action=\"{$action}\">
 330 <table border=0><tr>
 331 <td align=right>$yn:</td>
 332 <td align=left>
 333 <input tabindex=1 type=text name=\"wpName\" value=\"{$name}\" size=20>
 334 </td>
 335 <td align=left>
 336 <input tabindex=3 type=submit name=\"wpLoginattempt\" value=\"{$li}\">
 337 </td>
 338 </tr>
 339 <tr>
 340 <td align=right>$yp:</td>
 341 <td align=left>
 342 <input tabindex=2 type=password name=\"wpPassword\" value=\"{$pwd}\" size=20>
 343 </td>
 344 <td align=left>
 345 <input tabindex=7 type=checkbox name=\"wpRemember\" value=\"1\" id=\"wpRemember\"$checked><label for=\"wpRemember\">$rmp</label>
 346 </td>
 347 </tr>");
 348
 349         if ($wgUser->isAllowedToCreateAccount()) {
 350
 351 $wgOut->addHTML("<tr><td colspan=3>&nbsp;</td></tr><tr>
 352 <td align=right>$ypa:</td>
 353 <td align=left>
 354 <input tabindex=4 type=password name=\"wpRetype\" value=\"{$wpRetype}\"
 355 size=20>
 356 </td><td>$nuo</td></tr>
 357 <tr>
 358 <td align=right>$ye:</td>
 359 <td align=left>
 360 <input tabindex=5 type=text name=\"wpEmail\" value=\"{$wpEmail}\" size=20>
 361 </td><td align=left>
 362 <input tabindex=6 type=submit name=\"wpCreateaccount\" value=\"{$ca}\">
 363 $cambutton
 364 </td></tr>");
 365         }
 366
 367         $wgOut->addHTML("
 368 <tr><td colspan=3>&nbsp;</td></tr><tr>
 369 <td colspan=3 align=left>
 370 <p>$efl<br>
 371 <input tabindex=8 type=submit name=\"wpMailmypassword\" value=\"{$mmp}\">
 372 </td></tr></table>
 373 </form>\n" );
 374
 375
 376
 377 }
 378
 379 /* private */ function hasSessionCookie()
 380 {
 381         global $wgDisableCookieCheck;
 382         return ( $wgDisableCookieCheck ) ? true : ( "" != $_COOKIE[session_name()] );
 383 }
 384
 385 /* private */ function cookieRedirectCheck( $type )
 386 {
 387         global $wgOut, $wgLang;
 388
 389         $check = wfLocalUrl( wfUrlEncode( $wgLang->specialPage( "Userlogin" ) ),
 390                          "wpCookieCheck=$type" );
 391
 392         return $wgOut->redirect( $check );
 393 }
 394
 395 /* private */ function onCookieRedirectCheck( $type ) {
 396         global $wgUser;
 397
 398         if ( !hasSessionCookie() ) {
 399                 if ( $type == "new" ) {
 400                         return mainLoginForm( wfMsg( "nocookiesnew" ) );
 401                 } else if ( $type == "login" ) {
 402                         return mainLoginForm( wfMsg( "nocookieslogin" ) );
 403                 } else {
 404                         # shouldn't happen
 405                         return mainLoginForm( wfMsg( "error" ) );
 406                 }
 407         } else {
 408                 return successfulLogin( wfMsg( "loginsuccess", $wgUser->getName() ) );
 409         }
 410 }
 411
 412 ?>