0.2.1/inc/functions.php

   1 <?php
   2 /************************************************************************
   3  * MXChange v0.2.1                                    Start: 08/25/2003 *
   4  * ===============                              Last change: 11/29/2005 *
   5  *                                                                      *
   6  * -------------------------------------------------------------------- *
   7  * File              : functions.php                                    *
   8  * -------------------------------------------------------------------- *
   9  * Short description : Many non-MySQL functions (also file access)      *
  10  * -------------------------------------------------------------------- *
  11  * Kurzbeschreibung  : Viele Nicht-MySQL-Funktionen (auch Dateizugriff) *
  12  * -------------------------------------------------------------------- *
  13  *                                                                      *
  14  * -------------------------------------------------------------------- *
  15  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
  16  * For more information visit: http://www.mxchange.org                  *
  17  *                                                                      *
  18  * This program is free software; you can redistribute it and/or modify *
  19  * it under the terms of the GNU General Public License as published by *
  20  * the Free Software Foundation; either version 2 of the License, or    *
  21  * (at your option) any later version.                                  *
  22  *                                                                      *
  23  * This program is distributed in the hope that it will be useful,      *
  24  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  26  * GNU General Public License for more details.                         *
  27  *                                                                      *
  28  * You should have received a copy of the GNU General Public License    *
  29  * along with this program; if not, write to the Free Software          *
  30  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
  31  * MA  02110-1301  USA                                                  *
  32  ************************************************************************/
  33
  34 // Some security stuff...
  35 if (ereg(basename(__FILE__), $_SERVER['PHP_SELF']))
  36 {
  37         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
  38         require($INC);
  39 }
  40
  41 // Check if our config file is writeable or not
  42 function is_INCWritable($inc)
  43 {
  44         $fp = @fopen(PATH."inc/".$inc.".php", 'a');
  45         if ($inc == "dummy")
  46         {
  47                 // Remove dummy file
  48                 @fclose($fp);
  49                 return @unlink(PATH."inc/dummy.php");
  50         }
  51          else
  52         {
  53                 // Close all other files
  54                 return @fclose($fp);
  55         }
  56 }
  57
  58 // Check if we can write to an sql file
  59 function is_SQLWriteable($sql)
  60 {
  61         $fp = @fopen(PATH.$sql.".sql", 'a');
  62         return @fclose($fp);
  63 }
  64
  65 // Open a table (you may want to add some header stuff here)
  66 function OPEN_TABLE($PERCENT = "", $CLASS = "", $ALIGN="left", $VALIGN="", $td_only=false)
  67 {
  68         global $table_cnt;
  69         // Count tables so we can generate CSS classes for every table... :-)
  70         if (empty($CLASS))
  71         {
  72                 // Class is empty so count one up and create a class
  73                 $table_cnt++; $CLASS = "class".$table_cnt;
  74         }
  75         $OUT = "<TABLE border=\"0\" cellspacing=\"0\" cellpadding=\"0\"";
  76         // Shall I add the classes to TABLE and TD or only to TD?
  77         if (!$td_only) $OUT .= " class=\"".$CLASS."\"";
  78
  79         // Width is given
  80         if (!empty($PERCENT)) $OUT .= " width=\"".$PERCENT."\"";
  81
  82         // Horizonal align
  83         if (!empty($ALIGN)) $OUT .=" align=\"".$ALIGN."\"";
  84
  85         // Vertical align is given
  86         if (!empty($VALIGN))  $OUT .= " valign=\"".$VALIGN."\"";
  87         $OUT .= ">
  88 <TR>
  89   <TD";
  90         if (!empty($ALIGN)) $OUT .=" align=\"".$ALIGN."\"";
  91         $OUT .= " class=\"".$CLASS."\">";
  92         OUTPUT_HTML ($OUT);
  93 }
  94 // Close a table (you may want to add some footer stuff here)
  95 function CLOSE_TABLE($ADD="")
  96 {
  97         OUTPUT_HTML ("  </TD>
  98 </TR>");
  99         if (!empty($ADD)) OUTPUT_HTML ($ADD);
 100         OUTPUT_HTML ("</TABLE>");
 101 }
 102
 103 // Output HTML code directly or "render" it. You addionally switch the new-line character off
 104 function OUTPUT_HTML ($HTML, $NEW_LINE = true) {
 105         // Some global variables
 106         global $OUTPUT, $FOOTER, $CSS;
 107
 108         // Do we have HTML-Code here?
 109         if (!empty($HTML)) {
 110                 // Yes, so we handle it as you have configured
 111                 switch (OUTPUT_MODE)
 112                 {
 113                 case "render":
 114                         // That's why you don't need any \n at the end of your HTML code... :-)
 115                         if (_OB_CACHING == "on")
 116                         {
 117                                 // Output into PHP's internal buffer
 118                                 echo stripslashes($HTML);
 119
 120                                 // That's why you don't need any \n at the end of your HTML code... :-)
 121                                 if ($NEW_LINE) echo "\n";
 122                         }
 123                          else
 124                         {
 125                                 // Render mode for old or lame servers...
 126                                 $OUTPUT .= $HTML;
 127
 128                                 // That's why you don't need any \n at the end of your HTML code... :-)
 129                                 if ($NEW_LINE) $OUTPUT .= "\n";
 130                         }
 131                         break;
 132
 133                 case "direct":
 134                         // If we are switching from render to direct output rendered code
 135                         if ((!empty($OUTPUT)) && (_OB_CACHING != "on")) { echo $OUTPUT; $OUTPUT = ""; }
 136
 137                         // The same as above... ^
 138                         echo stripslashes($HTML);
 139                         if ($NEW_LINE) echo "\n";
 140                         break;
 141
 142                 default:
 143                         // Huh, something goes wrong or maybe you have edited config.php ???
 144                         die ("<STRONG>".FATAL_ERROR.":</STRONG> ".LANG_NO_RENDER_DIRECT);
 145                         break;
 146                 }
 147         } elseif ((_OB_CACHING == "on") && ($FOOTER == 1)) {
 148                 // Output cached HTML code
 149                 $OUTPUT = ob_get_contents();
 150
 151                 // Clear output buffer for later output
 152                 ob_end_clean();
 153
 154                 if ((EXT_IS_ACTIVE("rewrite", true)) && (function_exists('REWRITE_LINKS')) && ($CSS != "1") && ($CSS != "-1")) {
 155                         $OUTPUT = REWRITE_LINKS($OUTPUT);
 156                 }
 157
 158                 // Compile and run finished rendered HTML code
 159                 while (strpos($OUTPUT, "{!") > 0) {
 160                         $eval = "\$OUTPUT = \"" . COMPILE_CODE(addslashes($OUTPUT)) . "\";";
 161                         @eval($eval);
 162                 }
 163
 164                 // Output code here, DO NOT REMOVE! ;-)
 165                 echo stripslashes($OUTPUT);
 166                 flush();
 167         } elseif ((OUTPUT_MODE == "render") && (!empty($OUTPUT))) {
 168                 // Rewrite links when rewrite extension is active
 169                 if ((EXT_IS_ACTIVE("rewrite", true)) && (function_exists('REWRITE_LINKS')) && ($CSS != "1") && ($CSS != "-1")) {
 170                         $OUTPUT = REWRITE_LINKS($OUTPUT);
 171                 }
 172
 173                 // Compile and run finished rendered HTML code
 174                 while (strpos($OUTPUT, "{!") > 0) {
 175                         $eval = "\$OUTPUT = \"" . COMPILE_CODE(addslashes($OUTPUT)) . "\";";
 176                         @eval($eval);
 177                 }
 178
 179                 // Output code here, DO NOT REMOVE! ;-)
 180                 echo stripslashes($OUTPUT);
 181                 flush();
 182         }
 183 }
 184
 185 // Add a fatal error message to the queue array
 186 function ADD_FATAL ($message, $extra="")
 187 {
 188         global $FATAL;
 189         if (empty($extra)) {
 190                 // Regular text message to add to $FATAL
 191                 $FATAL[] = $message;
 192         } else {
 193                 // $message is text with a mask plus extras to insert into the text
 194                 $FATAL[] = sprintf($message, $extra);
 195         }
 196 }
 197
 198 // Load a template file and return it's content (only it's name; do not use ' or ")
 199 function LOAD_TEMPLATE($template, $return=false, $content="")
 200 {
 201         // Add more variables which you want to use in your template files
 202         global $DATA, $username;
 203         $ACTION = SQL_ESCAPE($GLOBALS['action']);
 204         $WHAT = SQL_ESCAPE($GLOBALS['what']);
 205         $ret = "";
 206         if (empty($GLOBALS['refid'])) $GLOBALS['refid'] = 0;
 207         $REFID = $GLOBALS['refid'];
 208
 209         if ($template == "member_support_form")
 210         {
 211                 // Support request of a member
 212                 $result = SQL_QUERY_ESC("SELECT sex, surname, family FROM "._MYSQL_PREFIX."_user_data WHERE userid=%d LIMIT 1",
 213                  array($GLOBALS['userid']), __FILE__, __LINE__);
 214                 list($sex, $surname, $family) = SQL_FETCHROW($result);
 215                 SQL_FREERESULT($result);
 216                 $salut = TRANSLATE_SEX($sex);
 217         }
 218
 219         // Generate date/time string
 220         $date_time = MAKE_DATETIME(time(), "1");
 221
 222         // Base directory
 223         $BASE = PATH."templates/".GET_LANGUAGE()."/html/";
 224         $MODE = "";
 225
 226         // Check for admin/guest/member templates
 227         if (strpos($template, "admin_") > -1)
 228         {
 229                 // Admin template found
 230                 $MODE = "admin/";
 231         }
 232          elseif (strpos($template, "guest_") > -1)
 233         {
 234                 // Guest template found
 235                 $MODE = "guest/";
 236         }
 237          elseif (strpos($template, "member_") > -1)
 238         {
 239                 // Member template found
 240                 $MODE = "member/";
 241         }
 242          elseif (strpos($template, "install_") > -1)
 243         {
 244                 // Installation template found
 245                 $MODE = "install/";
 246         }
 247          elseif (strpos($template, "ext_") > -1)
 248         {
 249                 // Extension template found
 250                 $MODE = "ext/";
 251         }
 252          elseif (strpos($template, "la_") > -1)
 253         {
 254                 // "Logical-area" template found
 255                 $MODE = "la/";
 256         }
 257          else
 258         {
 259                 // Test for extension
 260                 $test = substr($template, 0, strpos($template, "_"));
 261                 if (EXT_IS_ACTIVE($test))
 262                 {
 263                         // Set extra path to extension's name
 264                         $MODE = $test."/";
 265                 }
 266         }
 267
 268         ////////////////////////
 269         // Generate file name //
 270         ////////////////////////
 271         $file = $BASE.$MODE.$template.".tpl";
 272
 273         if ((!empty($GLOBALS['what'])) && ((strpos($template, "_header") > 0) || (strpos($template, "_footer") > 0)) && (($MODE == "guest/") || ($MODE == "member/") || ($MODE == "admin/")))
 274         {
 275                 // Select what depended header/footer template file for admin/guest/member area
 276                 $file2 = sprintf("%s%s%s_%s.tpl",
 277                         $BASE,
 278                         $MODE,
 279                         $template,
 280                         SQL_ESCAPE($GLOBALS['what'])
 281                 );
 282
 283                 // Probe for it...
 284                 if (file_exists($file2)) $file = $file2;
 285
 286                 // Remove variable from memory
 287                 unset($file2);
 288         }
 289
 290         // Does the special template exists?
 291         if (!file_exists($file))
 292         {
 293                 // Reset to default template
 294                 $file = $BASE.$template.".tpl";
 295         }
 296
 297         // Now does the final template exists?
 298         if (file_exists($file))
 299         {
 300                 // The local file does exists so we load it. :)
 301                 $tmpl_file = implode("", file($file));
 302
 303                 // Replace ' to our own chars to preventing them being quoted
 304                 while (strpos($tmpl_file, "\'") !== false) { $tmpl_file = str_replace("\'", "{QUOT}", $tmpl_file); }
 305
 306                 // Do we have to compile the code?
 307                 if ((strpos($tmpl_file, "\$") !== false) || (strpos($tmpl_file, '{--') !== false) || (strpos($tmpl_file, '--}') > 0))
 308                 {
 309                         // Okay, compile it!
 310                         $tmpl_file = "\$ret=\"".COMPILE_CODE(addslashes($tmpl_file))."\";";
 311                         eval($tmpl_file);
 312                 }
 313                  else
 314                 {
 315                         // Simply return loaded code
 316                         $ret = $tmpl_file;
 317                 }
 318
 319                 // Add surrounding HTML comments to help finding bugs faster
 320                 $ret = "<!-- Template ".$template." - Start -->\n".$ret."<!-- Template ".$template." - End -->\n";
 321         }
 322          elseif ((IS_ADMIN()) || ((mxchange_installing) && (!mxchange_installed)))
 323         {
 324                 // Only admins shall see this warning or when installation mode is active
 325                 $ret = "<BR><SPAN class=\"guest_failed\">".TEMPLATE_404."</SPAN><BR>
 326 (".basename($file).")<BR>
 327 <BR>
 328 ".TEMPLATE_CONTENT."
 329 <PRE>".print_r($content, true)."</PRE>
 330 ".TEMPLATE_DATA."
 331 <PRE>".print_r($DATA, true)."</PRE>
 332 <BR><BR>";
 333         }
 334         if (!empty($ret))
 335         {
 336                 // Not empty so let's put it out! ;)
 337                 if ($return)
 338                 {
 339                         // Return the HTML code
 340                         return $ret;
 341                 }
 342                  else
 343                 {
 344                         // Output direct
 345                         OUTPUT_HTML ($ret);
 346                 }
 347         }
 348          elseif (DEBUG_MODE)
 349         {
 350                 // Warning, empty output!
 351                 return "E:".$template."<BR>\n";
 352         }
 353 }
 354
 355 // Send mail out to an email address
 356 function SEND_EMAIL($TO, $SUBJECT, $MSG, $HTML="N", $FROM="")
 357 {
 358         // Compile subject line (for POINTS constant etc.)
 359         $eval = "\$SUBJECT = \"".COMPILE_CODE(addslashes($SUBJECT))."\";";
 360         eval($eval);
 361         $SUBJECT = html_entity_decode($SUBJECT);
 362
 363         // Set from header
 364         if (!eregi("@", $TO))
 365         {
 366                 // Value detected, load email from database
 367                 if (EXT_IS_ACTIVE("msg"))
 368                 {
 369                         ADD_MESSAGE_TO_BOX($TO, $SUBJECT, $MSG, $HTML);
 370                         return;
 371                 }
 372                  else
 373                 {
 374                         $result_email = SQL_QUERY_ESC("SELECT email FROM "._MYSQL_PREFIX."_user_data WHERE userid=%d LIMIT 1", array(bigintval($TO)), __FILE__, __LINE__);
 375                         list($TO) = SQL_FETCHROW($result_email);
 376                         SQL_FREERESULT($result_email);
 377                 }
 378         }
 379
 380         // Not in PHPMailer-Mode
 381         if (!CHECK_PHPMAILER_USAGE()) {
 382                 if (empty($FROM)) {
 383                         // Load email header template
 384                         $FROM = LOAD_EMAIL_TEMPLATE("header");
 385                 } else {
 386                         // Append header
 387                         $FROM .= LOAD_EMAIL_TEMPLATE("header");
 388                 }
 389         } elseif (DEBUG_MODE) {
 390                 if (empty($FROM)) {
 391                         // Load email header template
 392                         $FROM = LOAD_EMAIL_TEMPLATE("header");
 393                 } else {
 394                         // Append header
 395                         $FROM .= LOAD_EMAIL_TEMPLATE("header");
 396                 }
 397         }
 398
 399         // Fix HTML parameter (default is no!)
 400         if (empty($HTML)) $HTML = "N";
 401         if (DEBUG_MODE)
 402         {
 403                 // In debug mode we want to display the mail instead of sending it away so we can debug this part
 404                 echo "<PRE>
 405 ".htmlentities(trim($FROM))."
 406 To      : ".$TO."
 407 Subject : ".$SUBJECT."
 408 Message : ".$MSG."
 409 </PRE>\n";
 410         }
 411          elseif (($HTML == "Y") && (EXT_IS_ACTIVE("html_mail", true)))
 412         {
 413                 // Send mail as HTML away
 414                 SEND_HTML_EMAIL($TO, $SUBJECT, $MSG, $FROM);
 415         }
 416          elseif (!empty($TO))
 417         {
 418                 // Compile email
 419                 $TO = COMPILE_CODE($TO);
 420
 421                 // Send Mail away
 422                 SEND_RAW_EMAIL(stripslashes($TO), COMPILE_CODE($SUBJECT), stripslashes($MSG), $FROM);
 423         }
 424          elseif ($HTML == "N")
 425         {
 426                 // Problem found!
 427                 SEND_RAW_EMAIL(WEBMASTER, COMPILE_CODE($SUBJECT), stripslashes($MSG), $FROM);
 428         }
 429 }
 430 // Check if legacy or PHPMailer command
 431 // @private
 432 function CHECK_PHPMAILER_USAGE() {
 433         return ((defined('SMTP_HOSTNAME')) && (defined('SMTP_USER')) && (defined('SMTP_PASSWORD')) && (SMTP_HOSTNAME != "") && (SMTP_USER != ""));
 434 }
 435
 436 /*
 437  * Send out a raw email with PHPMailer class or legacy mail() command
 438  */
 439 function SEND_RAW_EMAIL ($to, $subject, $msg, $from) {
 440         // Shall we use PHPMailer class or legacy mode?
 441         if (CHECK_PHPMAILER_USAGE()) {
 442                 // Use PHPMailer class with SMTP enabled
 443                 require_once(PATH."inc/phpmailer/class.phpmailer.php");
 444                 require_once(PATH."inc/phpmailer/class.smtp.php");
 445
 446                 // get new instance
 447                 $mail = new PHPMailer();
 448                 $mail->PluginDir  = PATH."inc/phpmailer/";
 449
 450                 $mail->IsSMTP();
 451                 $mail->SMTPAuth   = true;
 452                 $mail->Host       = SMTP_HOSTNAME;
 453                 $mail->Port       = 25;
 454                 $mail->Username   = SMTP_USER;
 455                 $mail->Password   = SMTP_PASSWORD;
 456                 $mail->From       = $from;
 457                 $mail->FromName   = MAIN_TITLE;
 458                 $mail->Subject    = $subject;
 459                 if ((EXT_IS_ACTIVE("html_mail")) && (strip_tags($msg) != $msg)) {
 460                         $mail->Body       = $msg;
 461                         $mail->AltBody    = "Your mail program required HTML support to read this mail!";
 462                         $mail->WordWrap   = 70;
 463                         $mail->IsHTML(true);
 464                 } else {
 465                         $mail->Body       = $msg;
 466                 }
 467                 $mail->AddAddress($to, "");
 468                 $mail->AddReplyTo(WEBMASTER,MAIN_TITLE);
 469                 $mail->AddCustomHeader("Errors-To:".WEBMASTER);
 470                 $mail->AddCustomHeader("X-Loop:".WEBMASTER);
 471                 $mail->Send();
 472         } else {
 473                 // Use legacy mail() command
 474                 @mail($to, $subject, $msg, $from);
 475         }
 476 }
 477 //
 478
 479 // Generate a password in a specified length or use default password length
 480 function GEN_PASS($LEN = 0) {
 481         global $CONFIG;
 482         if ($LEN == 0) $LEN = $CONFIG['pass_len'];
 483
 484         // Initialize array with all allowed chars
 485         $ABC = explode(",", "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z,0,1,2,3,4,5,6,7,8,9,-,+,_,/");
 486
 487         // Initialize randomizer
 488         mt_srand((double) microtime() * 1000000);
 489
 490         // Start creating password
 491         $PASS = "";
 492         for ($i = 0; $i < $LEN; $i++) {
 493                 $PASS .= $ABC[mt_rand(0, sizeof($ABC) -1)];
 494         }
 495
 496         // When the size is below 40 we can also add additional security by scrambling it
 497         if (strlen($PASS) <= 40) {
 498                 // Also scramble the password
 499                 $PASS = scrambleString($PASS);
 500         }
 501
 502         // Return the password
 503         return $PASS;
 504 }
 505 //
 506 function MAKE_DATETIME($time, $mode="0")
 507 {
 508         if ($time == 0) {
 509                 // Never happend
 510                 return NEVER_HAPPENED;
 511         } else {
 512                 // Filter out numbers
 513                 $time = bigintval($time);
 514         }
 515
 516         switch (GET_LANGUAGE())
 517         {
 518         case "de": // German date / time format
 519                 switch ($mode)
 520                 {
 521                         case "0": $ret = date("d.m.Y \u\m H:i \U\h\\r", $time); break;
 522                         case "1": $ret = strtolower(date("d.m.Y - H:i", $time)); break;
 523                         case "2": $ret = date("d.m.Y|H:i", $time); break;
 524                         case "3": $ret = date("d.m.Y", $time); break;
 525                 }
 526                 break;
 527
 528         default:        // Default is the US date / time format!
 529                 switch ($mode)
 530                 {
 531                         case "0": $ret = date("r", $time); break;
 532                         case "1": $ret = date("Y-m-d - g:i A", $time); break;
 533                         case "2": $ret = date("y-m-d|H:i", $time); break;
 534                         case "3": $ret = date("y-m-d", $time); break;
 535                 }
 536         }
 537         return $ret;
 538 }
 539 //
 540 function TRANSLATE_COMMA($dotted, $cut=true)
 541 {
 542         global $CONFIG;
 543         // Default is 3 you can change this in admin area "Misc -> Misc Options"
 544         if (empty($CONFIG['max_comma'])) $CONFIG['max_comma'] = "3";
 545         if (!ereg("\.", $dotted)) $dotted .= ".".str_repeat("0", $CONFIG['max_comma']);
 546         if ($cut)
 547         {
 548                 // Remove trailing zeros
 549                 $dot = str_replace(".", "x", $dotted);
 550                 while(substr($dot, -1, 1) == "0")
 551                 {
 552                         $dot = substr($dot, 0, -1);
 553                 }
 554                 if (substr($dot, -1, 1) == "x")
 555                 {
 556                         // Last char is the 'x'
 557                         $dotted = substr($dot, 0, -1);
 558                 }
 559                  else
 560                 {
 561                         // Last char is a number
 562                         $dotted = str_replace("x", ".", $dot);
 563                 }
 564         }
 565         switch (GET_LANGUAGE())
 566         {
 567         case "de":
 568                 $pos = strpos($dotted, ".");
 569                 if ($pos > 0)
 570                 {
 571                         if ($cut)
 572                         {
 573                                 // Cut x numbers behind comma
 574                                 $dotted = str_replace(".", ",", substr($dotted, 0, ($pos + $CONFIG['max_comma'] + 1)));
 575                         }
 576                          else
 577                         {
 578                                 // Replace comma with dot
 579                                 $dotted = str_replace(".", ",", $dotted);
 580                         }
 581                 }
 582                  elseif (!$cut)
 583                 {
 584                         if (empty($pos))
 585                         {
 586                                 $dotted = "0,".str_repeat("0", $CONFIG['max_comma']);
 587                         }
 588                          else
 589                         {
 590                                 $dotted .= ",".str_repeat("0", $CONFIG['max_comma']);
 591                         }
 592                 }
 593                 break;
 594
 595         default:
 596                 if (!$cut)
 597                 {
 598                         if ($pos > 0)
 599                         {
 600                                 $dotted = substr($dotted, 0, ($pos + $CONFIG['max_comma'] + 1));
 601                         }
 602                          else
 603                         {
 604                                 $dotted .= ".".str_repeat("0", $CONFIG['max_comma']);
 605                         }
 606                 }
 607                 break;
 608         }
 609         return $dotted;
 610 }
 611 //
 612 function DEREFERER($URL)
 613 {
 614         $URL = URL."/modules.php?module=loader&amp;url=".urlencode(base64_encode(COMPILE_CODE($URL)));
 615         return $URL;
 616 }
 617 //
 618 function TRANSLATE_SEX($sex)
 619 {
 620         switch ($sex)
 621         {
 622                 case "M": $ret = SEX_M; break;
 623                 case "F": $ret = SEX_F; break;
 624                 case "C": $ret = SEX_C; break;
 625                 default : $ret = $sex; break;
 626         }
 627         return $ret;
 628 }
 629 //
 630 function GET_POOL_TYPE($PT)
 631 {
 632         switch ($PT)
 633         {
 634                 case "TEMP"   : $ret = POOL_TEMP;    break;
 635                 case "SEND"   : $ret = POOL_SEND;    break;
 636                 case "NEW"    : $ret = POOL_NEW;     break;
 637                 case "ADMIN"  : $ret = POOL_ADMIN;   break;
 638                 case "ACTIVE" : $ret = POOL_ACTIVE;  break;
 639                 case "DELETED": $ret = POOL_DELETED; break;
 640                 default       : $ret = POOL_UNKNOWN." (".$PT.")"; break;
 641         }
 642         return $ret;
 643 }
 644 //
 645 function FRAMETESTER($URL)
 646 {
 647         global $_SERVER;
 648         $URL = URL."/modules.php?module=frametester&amp;url=".urlencode(base64_encode(COMPILE_CODE($URL)));
 649         return $URL;
 650 }
 651 //
 652 function SELECTION_COUNT($array)
 653 {
 654         $ret = "0";
 655         if (is_array($array))
 656         {
 657                 foreach ($array as $key=>$sel)
 658                 {
 659                         if (!empty($sel)) $ret++;
 660                 }
 661         }
 662         return $ret;
 663 }
 664 //
 665 function IMG_CODE ($code, $TYPE, $DATA, $uid)
 666 {
 667         return "<IMG border=\"0\" alt=\"Code\" src=\"".URL."/mailid_top.php?uid=".$uid."&amp;".$TYPE."=".$DATA."&amp;mode=img&amp;code=".$code."\">";
 668 }
 669 //
 670 function TRANSLATE_STATUS($status)
 671 {
 672         switch ($status)
 673         {
 674         case "UNCONFIRMED":
 675                 $ret = ACCOUNT_UNCONFIRMED;
 676                 break;
 677
 678         case "CONFIRMED":
 679                 $ret = ACCOUNT_CONFIRMED;
 680                 break;
 681
 682         case "LOCKED":
 683                 $ret = ACCOUNT_LOCKED;
 684                 break;
 685
 686         default:
 687                 $ret = UNKNOWN_STATUS_1.$status.UNKNOWN_STATUS_2;
 688                 break;
 689         }
 690         return $ret;
 691 }
 692 //
 693 function GET_LANGUAGE()
 694 {
 695         global $_COOKIE, $_GET;
 696
 697         if (!empty($_GET['mx_lang']))
 698         {
 699                 // Accept only first 2 chars
 700                 $lang = substr($_GET['mx_lang'], 0, 2);
 701         }
 702          else
 703         {
 704                 // Do nothing
 705                 $lang = "";
 706         }
 707
 708         // Set default return value to default language from config
 709         $ret = DEFAULT_LANG;
 710
 711         // Check GET variable and cookie
 712         if (!empty($lang))
 713         {
 714                 // Check if main language file does exist
 715                 if (file_exists(PATH."inc/language/".$lang.".php"))
 716                 {
 717                         // Okay found, so let's update cookies
 718                         SET_LANGUAGE($lang);
 719                 }
 720         }
 721          elseif (!empty($_COOKIE['mx_lang']))
 722         {
 723                 // Return stored value from cookie
 724                 $ret = $_COOKIE['mx_lang'];
 725         }
 726         return $ret;
 727 }
 728 //
 729 function SET_LANGUAGE($lang)
 730 {
 731         global $CONFIG;
 732
 733         // Accept only first 2 chars!
 734         $lang = substr(SQL_ESCAPE(strip_tags($lang)), 0, 2);
 735
 736         // Set cookie
 737         @setcookie("mx_lang", $lang, (time() + $CONFIG['online_timeout']), COOKIE_PATH);
 738
 739         // Set array
 740         $_COOKIE['mx_lang'] = $lang;
 741 }
 742 //
 743 function LOAD_EMAIL_TEMPLATE($template, $content="", $UID="0")
 744 {
 745         global $DATA, $CONFIG, $REPLACER;
 746
 747         // Keept for backward-compatiblity (please replace these variables against our new {--CONST--} syntax!)
 748         $MAIN_TITLE = MAIN_TITLE; $URL = URL; $WEBMASTER = WEBMASTER;
 749         $surname = ""; $family = ""; $nick = ""; $sex = "N";
 750
 751         // Prepare IP number and User Agent
 752         $REMOTE_ADDR = getenv('REMOTE_ADDR');
 753         $HTTP_USER_AGENT  = getenv('HTTP_USER_AGENT');
 754
 755         $ADMIN = MAIN_TITLE;
 756         if (!empty($_COOKIE['admin_login']))
 757         {
 758                 // Load Admin data
 759                 $result = SQL_QUERY_ESC("SELECT email FROM "._MYSQL_PREFIX."_admins WHERE login='%s' LIMIT 1",
 760                         array(SQL_ESCAPE($_COOKIE['admin_login'])), __FILE__, __LINE__);
 761                 list($ADMIN) = SQL_FETCHROW($result);
 762                 SQL_FREERESULT($result);
 763         }
 764
 765         // Expiration in a nice output format
 766         if ($CONFIG['auto_purge'] == 0)
 767         {
 768                 // Will never expire!
 769                 $EXPIRATION = MAIL_WILL_NEVER_EXPIRE;
 770         }
 771          elseif (function_exists('CREATE_FANCY_TIME'))
 772         {
 773                 // Create nice date string
 774                 $EXPIRATION = CREATE_FANCY_TIME($CONFIG['auto_purge']);
 775         }
 776          else
 777         {
 778                 // Display days only
 779                 $EXPIRATION = round($CONFIG['auto_purge']/60/60/24)." "._DAYS;
 780         }
 781         switch ($template)
 782         {
 783         case "bonus-mail": // Load data for the bonus mail
 784                 $BONUSID    = $DATA[0];
 785                 $content    = $DATA[2];
 786                 $POINTS     = TRANSLATE_COMMA($DATA[4]);
 787                 $TIME       = $DATA[5];
 788                 $TARGET_URL = $DATA[8];
 789                 $CATEGORY   = GET_CATEGORY($DATA[9]);
 790                 $DATA[10]   = $UID;
 791
 792                 // Replace variables
 793                 foreach ($REPLACER as $key=>$value)
 794                 {
 795                         if (isset($DATA[$key])) $content = str_replace($value, $DATA[$key], $content);
 796                 }
 797                 break;
 798
 799         case "order-admin":
 800         case "order-member":
 801                 $BLOCKS     = $CONFIG['max_send'];
 802                 $SUBJECT    = $DATA[0];
 803                 $content    = $DATA[1];
 804                 $PAYMENT    = GET_PAYMENT($DATA[3]);
 805                 $TARGET_URL = $DATA[5];
 806                 $CATEGORY   = GET_CATEGORY($DATA[6]);
 807                 break;
 808
 809         case "order-reject":
 810         case "order-deleted":
 811         case "order-accept":
 812                 $TARGET_URL = $DATA[0];
 813                 $URL        = $DATA[0];
 814                 $SUBJECT    = $DATA[1];
 815                 break;
 816
 817         case "new-pass":
 818                 $PASS       = $DATA[0];
 819                 $REMOTE     = $DATA[1];
 820                 break;
 821
 822         case "confirm-member":
 823                 $POINTS     = $CONFIG['points_register'];
 824                 break;
 825
 826         case "confirm-referral":
 827                 $PERCENT    = $DATA[0];
 828                 $LEVEL      = $DATA[1];
 829                 $POINTS     = $DATA[2];
 830                 $REFID      = $DATA[3];
 831                 break;
 832
 833         case "normal-mail":
 834                 $SEND_UID   = $DATA[1];
 835                 $CATEGORY   = GET_CATEGORY($DATA[9]);
 836                 $TIME       = GET_PAY_POINTS($DATA[5], "time");
 837                 $TARGET_URL = $DATA[7];
 838                 $POINTS     = TRANSLATE_COMMA(GET_PAY_POINTS($DATA[5], "payment"));
 839                 // Warning! This ID has changed from 10 to 11!
 840                 $MAILID     = $DATA[11];
 841
 842                 // Replace variables
 843                 foreach ($REPLACER as $key=>$value)
 844                 {
 845                         if (isset($DATA[$key])) $content = str_replace($value, $DATA[$key], $content);
 846                 }
 847                 break;
 848
 849         case "done-member":
 850         case "done-admin":
 851                 $SEND_UID   = $DATA[1];
 852                 $CATEGORY   = GET_CATEGORY($DATA[9]);
 853                 $TARGET_URL = $DATA[7];
 854                 break;
 855
 856         case "back-admin":
 857         case "back-member":
 858                 $POINTS     = TRANSLATE_COMMA($DATA[10]);
 859                 break;
 860
 861         case "add-points":
 862                 $POINTS = $_POST['points'];
 863                 break;
 864
 865         case "guest_request_confirm":
 866                 $HASH       = $DATA[2];
 867                 break;
 868         }
 869
 870         // Load user's data
 871         if ($UID > 0)
 872         {
 873                 if (EXT_IS_ACTIVE("nickname"))
 874                 {
 875                         // Load nickname
 876                         $result = SQL_QUERY_ESC("SELECT surname, family, sex, email, nickname FROM "._MYSQL_PREFIX."_user_data WHERE userid=%d LIMIT 1",
 877                          array(bigintval($UID)), __FILE__, __LINE__);
 878                         list($surname, $family, $sex, $email, $nick) = SQL_FETCHROW($result);
 879                         SQL_FREERESULT($result);
 880                 }
 881                  else
 882                 {
 883                         // Load normal data
 884                         $result = SQL_QUERY_ESC("SELECT surname, family, sex, email FROM "._MYSQL_PREFIX."_user_data WHERE userid=%d LIMIT 1",
 885                          array(bigintval($UID)), __FILE__, __LINE__);
 886                         list($surname, $family, $sex, $email) = SQL_FETCHROW($result);
 887                         SQL_FREERESULT($result);
 888                         $nick = "---";
 889                 }
 890         }
 891          else
 892         {
 893                 // Neutral sex and email address is default
 894                 $sex = "N";
 895                 $email = WEBMASTER;
 896         }
 897
 898         // Translate M to male or F to female
 899         $salut = TRANSLATE_SEX($sex);
 900
 901         // Store email for some functions in global data array
 902         $DATA['email'] = $email;
 903
 904         // Base directory
 905         $BASE = PATH."templates/".GET_LANGUAGE()."/emails/";
 906
 907         // Check for admin/guest/member templates
 908         if (strpos($template, "admin_") > -1)
 909         {
 910                 // Admin template found
 911                 $file = $BASE."admin/".$template.".tpl";
 912         }
 913          elseif (strpos($template, "guest_") > -1)
 914         {
 915                 // Guest template found
 916                 $file = $BASE."guest/".$template.".tpl";
 917         }
 918          elseif (strpos($template, "member_") > -1)
 919         {
 920                 // Member template found
 921                 $file = $BASE."member/".$template.".tpl";
 922         }
 923          else
 924         {
 925                 // Test for extension
 926                 $test = substr($template, 0, strpos($template, "_"));
 927                 if (EXT_IS_ACTIVE($test))
 928                 {
 929                         // Set extra path to extension's name
 930                         $file = $BASE.$test."/".$template.".tpl";
 931                 }
 932                  else
 933                 {
 934                         // No special filename
 935                         $file = $BASE.$template.".tpl";
 936                 }
 937         }
 938
 939         // Does the special template exists?
 940         if (!@file_exists($file))
 941         {
 942                 // Reset to default template
 943                 $file = $BASE.$template.".tpl";
 944         }
 945
 946         // Now does the final template exists?
 947         if ((@file_exists($file)) && (is_readable($file)))
 948         {
 949                 // The local file does exists so we load it. :)
 950                 $tmpl_file = @implode("", @file($file));
 951                 $tmpl_file = addslashes($tmpl_file);
 952
 953                 // Compile code
 954                 $tmpl_file = COMPILE_CODE($tmpl_file);
 955
 956                 // Run code
 957                 $tmpl_file = "\$content=\"".$tmpl_file."\";";
 958                 eval($tmpl_file);
 959
 960                 // Replace HTML confirm chars
 961                 $content = html_entity_decode($content);
 962         }
 963          elseif (!empty($template))
 964         {
 965                 // Template file not found!
 966                 $content = TEMPLATE_404.": ".$template."<BR>
 967 ".TEMPLATE_CONTENT."
 968 <PRE>".print_r($content, true)."</PRE>
 969 ".TEMPLATE_DATA."
 970 <PRE>".print_r($DATA, true)."</PRE>
 971 <BR><BR>";
 972
 973                 // Debug mode not active? Then remove the HTML tags
 974                 if (!DEBUG_MODE) $content = strip_tags($content);
 975         }
 976          else
 977         {
 978                 // No template name supplied!
 979                 $content = NO_TEMPLATE_SUPPLIED;
 980         }
 981         return COMPILE_CODE($content);
 982 }
 983 //
 984 function MAKE_TIME($H, $M, $S, $stamp)
 985 {
 986         // Extract day, month and year from given timestamp
 987         $DAY   = date("d", $stamp);
 988         $MONTH = date("m", $stamp);
 989         $YEAR  = date("Y", $stamp);
 990
 991         // Create timestamp for wished time which depends on extracted date
 992         return mktime($H, $M, $S, $MONTH, $DAY, $YEAR);
 993 }
 994 //
 995 function LOAD_URL($URL) {
 996         // Add some data to URL if cookies are not accepted
 997         if ((!defined('__COOKIES')) || (!__COOKIES)) $URL = ADD_URL_DATA($URL);
 998
 999         // Probe for bot from search engine
1000         if ((eregi("spider", getenv('HTTP_USER_AGENT'))) || (eregi("bot", getenv('HTTP_USER_AGENT'))) || (eregi("spider", getenv('HTTP_USER_AGENT')))) {
1001                 // Search engine bot detected so let's rewrite many chars for the link
1002                 $URL = htmlentities(strip_tags($URL), ENT_QUOTES);
1003
1004                 // Output new location link as anchor
1005                 OUTPUT_HTML ("<A href=\"".$URL."\">".$URL."</A>\n");
1006         } elseif (!headers_sent()) {
1007                 // Load URL when headers are not sent
1008                 @header ("Location: ".str_replace("&amp;", "&", $URL));
1009         } else {
1010                 // Output error message
1011                 include(PATH."inc/header.php");
1012                 OUTPUT_HTML (LOAD_URL_ERROR_1.$URL.LOAD_URL_ERROR_2);
1013                 include(PATH."inc/footer.php");
1014         }
1015         exit();
1016 }
1017 //
1018 function COMPILE_CODE($code, $simple = false, $constants = true, $full = true) {
1019         global $SEC_CHARS, $URL_CHARS;
1020         $ARRAY = $SEC_CHARS;
1021
1022         // Select smaller set of chars to replace when we e.g. want to compile URLs
1023         if (!$full) $ARRAY = $URL_CHARS;
1024
1025         // Compile constants
1026         if ($constants) {
1027                 // BEFORE 0.2.1 : Language and data constants
1028                 // WITH 0.2.1+  : Only language constants
1029                 $code = str_replace("{--", '".', str_replace("--}", '."', $code));
1030
1031                 // BEFORE 0.2.1 : Not used
1032                 // WITH 0.2.1+  : Data constants
1033                 $code = str_replace("{!", '".', str_replace("!}", '."', $code));
1034         }
1035
1036         // Compile QUOT and other non-HTML codes
1037         foreach ($ARRAY['to'] as $k => $to) {
1038                 // Do the reversed thing as in inc/libs/security_functions.php
1039                 $code = str_replace($to, $ARRAY['from'][$k], $code);
1040         }
1041
1042         // But shall I keep simple quotes for later use?
1043         if ($simple) $code = str_replace("\'", "{QUOT}", $code);
1044
1045         // Find $content[bla][blub] entries
1046         @preg_match_all('/\$(content|DATA)((\[([a-zA-Z0-9-_]+)\])*)/', $code, $matches);
1047
1048         // Are some matches found?
1049         if ((count($matches) > 0) && (count($matches[0]) > 0)) {
1050                 // Replace all matches
1051                 $matchesFound = array();
1052                 foreach ($matches[0] as $key=>$match) {
1053                         // Avoid replacing matches multiple times
1054                         if (!isset($matchesFound[$match])) {
1055                                 // Not yet replaced!
1056                                 $code = str_replace($match, "\".".$match.".\"", $code);
1057                                 $matchesFound[$match] = 1;
1058                         }
1059
1060                         // Take all string elements
1061                         if (("".bigintval($matches[4][$key])."" != $matches[4][$key]) && (!isset($matchesFound[$key."_".$matches[4][$key]]))) {
1062                                 // Replace it in the code
1063                                 $code = str_replace("[".$matches[4][$key]."]", "['".$matches[4][$key]."']", $code);
1064                                 $matchesFound[$key."_".$matches[4][$key]] = 1;
1065                         }
1066                 }
1067         }
1068
1069         // Return compiled code
1070         return $code;
1071 }
1072 //
1073 /************************************************************************
1074  *                                                                      *
1075  * Gaenderter Sortier-Algorythmus, $array wird nach dem Array (!)       *
1076  * $a_sort sortiert:                                                    *
1077  *                                                                      *
1078  * $array - Das 3-dimensionale Array, das paralell sortiert werden soll *
1079  * $a_sort - Array, das die Sortiereihenfolge der ersten Elementeben    *
1080  * $primary_key - Prim.rschl.ssel aus $a_sort, nach dem sortiert wird   *
1081  * $order - Sortiereihenfolge: -1 = A-Z, 0 = keine, 1 = Z-A             *
1082  * $nums - true = Als Zahlen sortieren, false = Als Zeichen sortieren   *
1083  *                                                                      *
1084  * $a_sort muss Elemente enthalten, deren Wert Schluessel von $array    *
1085  * sind... Klingt kompliziert, suchen Sie mal mein Beispiel, dann sehen *
1086  * Sie, dass es doch nicht so schwer ist! :-)                           *
1087  *                                                                      *
1088  ************************************************************************/
1089 function array_pk_sort(&$array, $a_sort, $primary_key = 0, $order = -1, $nums = false)
1090 {
1091         $dummy = $array;
1092         while ($primary_key < count($a_sort))
1093         {
1094                 foreach ($dummy[$a_sort[$primary_key]] as $key=>$value)
1095                 {
1096                         foreach ($dummy[$a_sort[$primary_key]] as $key2=>$value2)
1097                         {
1098                                 $match = false;
1099                                 if (!$nums)
1100                                 {
1101                                         // Sort byte-by-byte (also numbers will be interpreted as chars! E.g.: "9" > "10")
1102                                         if (($key != $key2) && (strcmp(strtolower($dummy[$a_sort[$primary_key]][$key]), strtolower($dummy[$a_sort[$primary_key]][$key2])) == $order)) $match = true;
1103                                 }
1104                                  elseif ($key != $key2)
1105                                 {
1106                                         // Sort numbers (E.g.: 9 < 10)
1107                                         if (($dummy[$a_sort[$primary_key]][$key] < $dummy[$a_sort[$primary_key]][$key2]) && ($order == -1)) $match = true;
1108                                         if (($dummy[$a_sort[$primary_key]][$key] > $dummy[$a_sort[$primary_key]][$key2]) && ($order == 1))  $match = true;
1109                                 }
1110                                 if ($match)
1111                                 {
1112                                         // We have found two different values, so let's sort whole array
1113                                         foreach ($dummy as $sort_key=>$sort_val)
1114                                         {
1115                                                 $t                       = $dummy[$sort_key][$key];
1116                                                 $dummy[$sort_key][$key]  = $dummy[$sort_key][$key2];
1117                                                 $dummy[$sort_key][$key2] = $t;
1118                                                 unset($t);
1119                                         }
1120                                 }
1121                         }
1122                 }
1123
1124                 // Count one up
1125                 $primary_key++;
1126         }
1127
1128         // Write back sorted array
1129         $array = $dummy;
1130 }
1131 //
1132 function ADD_SELECTION($TYPE, $DEFAULT, $PREFIX="", $id="0")
1133 {
1134         global $MONTH_DESCR; $OUT = "";
1135         if ($TYPE == "yn")
1136         {
1137                 // This is a yes/no selection only!
1138                 if ($id > 0) $PREFIX .= "[".$id."]";
1139                 $OUT .= "    <SELECT name=\"".$PREFIX."\" class=\"register_select\" size=\"1\">\n";
1140         }
1141          else
1142         {
1143                 // Begin with regular selection box here
1144                 if (!empty($PREFIX)) $PREFIX .= "_";
1145                 $TYPE2 = $TYPE;
1146                 if ($id > 0) $TYPE2 .= "[".$id."]";
1147                 $OUT .= "    <SELECT name=\"".strtolower($PREFIX.$TYPE2)."\" class=\"register_select\" size=\"1\">\n";
1148         }
1149         switch ($TYPE)
1150         {
1151         case "day": // Day
1152                 for ($idx = 1; $idx < 32; $idx++)
1153                 {
1154                         $OUT .= "      <OPTION value=\"".$idx."\"";
1155                         if ($DEFAULT == $idx) $OUT .= " selected=\"selected\"";
1156                         $OUT .= ">".$idx."</OPTION>\n";
1157                 }
1158                 break;
1159
1160         case "month": // Month
1161                 foreach ($MONTH_DESCR as $month=>$descr)
1162                 {
1163                         $OUT .= "      <OPTION value=\"".$month."\"";
1164                         if ($DEFAULT == $month) $OUT .= " selected=\"selected\"";
1165                         $OUT .= ">".$descr."</OPTION>\n";
1166                 }
1167                 break;
1168
1169         case "year": // Year
1170                 // Get current year
1171                 $YEAR = date("Y", time());
1172
1173                 // Check if the default value is larger than minimum and bigger than actual year
1174                 if (($DEFAULT > 1930) && ($DEFAULT >= $YEAR))
1175                 {
1176                         for ($idx = $YEAR; $idx < ($YEAR + 11); $idx++)
1177                         {
1178                                 $OUT .= "      <OPTION value=\"".$idx."\"";
1179                                 if ($DEFAULT == $idx) $OUT .= " selected=\"selected\"";
1180                                 $OUT .= ">".$idx."</OPTION>\n";
1181                         }
1182                 }
1183                  elseif ($DEFAULT == -1)
1184                 {
1185                         // Current year minus 1
1186                         for ($idx = 2003; $idx <= ($YEAR + 1); $idx++)
1187                         {
1188                                 $OUT .= "      <OPTION value=\"".$idx."\">".$idx."</OPTION>\n";
1189                         }
1190                 }
1191                  else
1192                 {
1193                         // Get current year and subtract 16 (for erotic content)
1194                         $OUT .= "      <OPTION value=\"1929\">&lt;1930</OPTION>\n";
1195                         $YEAR = date("Y", time()) - 16;
1196                         for ($idx = 1930; $idx <= $YEAR; $idx++)
1197                         {
1198                                 $OUT .= "      <OPTION value=\"".$idx."\"";
1199                                 if ($DEFAULT == $idx) $OUT .= " selected=\"selected\"";
1200                                 $OUT .= ">".$idx."</OPTION>\n";
1201                         }
1202                 }
1203                 break;
1204
1205         case "sec":
1206         case "min":
1207                 for ($idx = 0; $idx < 60; $idx+=5)
1208                 {
1209                         if (strlen($idx) == 1) $idx = "0".$idx;
1210                         $OUT .= "      <OPTION value=\"".$idx."\"";
1211                         if ($DEFAULT == $idx) $OUT .= " selected=\"selected\"";
1212                         $OUT .= ">".$idx."</OPTION>\n";
1213                 }
1214                 break;
1215
1216         case "hour":
1217                 for ($idx = 0; $idx < 24; $idx++)
1218                 {
1219                         if (strlen($idx) == 1) $idx = "0".$idx;
1220                         $OUT .= "      <OPTION value=\"".$idx."\"";
1221                         if ($DEFAULT == $idx) $OUT .= " selected=\"selected\"";
1222                         $OUT .= ">".$idx."</OPTION>\n";
1223                 }
1224                 break;
1225
1226         case "yn":
1227                 $OUT .= "      <OPTION value=\"Y\"";
1228                 if ($DEFAULT == "Y") $OUT .= " selected=\"selected\"";
1229                 $OUT .= ">".YES."</OPTION>
1230       <OPTION value=\"N\"";
1231                 if ($DEFAULT == "N") $OUT .= " selected=\"selected\"";
1232                 $OUT .= ">".NO."</OPTION>\n";
1233                 break;
1234         }
1235         $OUT .= "    </SELECT>\n";
1236         return $OUT;
1237 }
1238 //
1239 function TRANSLATE_YESNO($yn)
1240 {
1241         switch ($yn)
1242         {
1243                 case "Y": $yn = YES; break;
1244                 case "N": $yn = NO; break;
1245                 default : $yn = "??? (".$yn.")"; break;
1246         }
1247         return $yn;
1248 }
1249 //
1250 // Deprecated : $length
1251 // Optional   : $DATA
1252 //
1253 function GEN_RANDOM_CODE($length, $code, $uid, $DATA="")
1254 {
1255         global $CONFIG;
1256
1257         // Build server string
1258         $server = $_SERVER['PHP_SELF'].":".getenv('HTTP_USER_AGENT').":".getenv('SERVER_SOFTWARE').":".getenv('REMOTE_ADDR').":".":".filemtime(PATH."inc/databases.php");
1259
1260         // Build key string
1261         $keys   = SITE_KEY.":".DATE_KEY.":".$CONFIG['secret_key'].":".$CONFIG['file_hash'].":".date("d-m-Y (l-F-T)", $CONFIG['patch_ctime']).":".$CONFIG['master_salt'];
1262
1263         // Build string from misc data
1264         $data   = $code.":".$uid.":".$DATA;
1265
1266         // Add more additional data
1267         if (isset($_COOKIE['u_hash']))         $data .= ":".$_COOKIE['u_hash'];
1268         if (isset($GLOBALS['userid']))         $data .= ":".$GLOBALS['userid'];
1269         if (isset($_COOKIE['lifetime']))       $data .= ":".$_COOKIE['lifetime'];
1270         if (isset($_COOKIE['mxchange_theme'])) $data .= ":".$_COOKIE['mxchange_theme'];
1271         if (isset($_COOKIE['mx_lang']))        $data .= ":".$_COOKIE['mx_lang'];
1272         if (isset($GLOBALS['refid']))          $data .= ":".$GLOBALS['refid'];
1273
1274         // Calculate number for generating the code
1275         $a = $code + _ADD - 1;
1276
1277         // Generate hash with master salt from modula of number with the prime number and other data
1278         $saltedHash = generateHash(($a % _PRIME).":".$server.":".$keys.":".$data.":".date("d-m-Y (l-F-T)", time()).":".$a, $CONFIG['master_salt']);
1279
1280         // Create number from hash
1281         $rcode = hexdec(substr($saltedHash, strlen($CONFIG['master_salt']), 9)) / abs(_MAX - $a + sqrt(_ADD)) / pi();
1282
1283         // At least 10 numbers shall be secure enought!
1284         $len = $CONFIG['code_length'];
1285         if ($len == 0) $len = 10;
1286
1287         // Cut off requested counts of number
1288         $return = substr(str_replace('.', '', $rcode), 0, $len);
1289
1290         // Done building code
1291         return $return;
1292 }
1293 // Does only allow numbers
1294 function bigintval($num)
1295 {
1296         $ret = (int) preg_replace("/[^0123456789]/", "", $num);
1297         return $ret;
1298 }
1299 // Insert the code in $img_code into jpeg or PNG image
1300 function GENERATE_IMAGE($img_code, $header=true)
1301 {
1302         global $CONFIG;
1303         if ((strlen($img_code) > 6) || (empty($img_code)) || ($CONFIG['code_length'] == 0))
1304         {
1305                 // Stop execution of function here because of over-sized code length
1306                 return;
1307         }
1308          elseif (!$header)
1309         {
1310                 // Return in an HTML code code
1311                 return "<IMG src=\"".URL."/img.php?code=".$img_code."\">\n";
1312         }
1313
1314         switch ($CONFIG['img_type'])
1315         {
1316         case "jpg":
1317                 // Loads JPEG image
1318                 $img = PATH."/theme/".GET_CURR_THEME()."/images/code_bg.jpg";
1319                 if ((file_exists($img)) && (is_readable($img)))
1320                 {
1321                         // Okay, load image and hide all errors
1322                         $image = @imagecreatefromjpeg($img);
1323                 }
1324                  else
1325                 {
1326                         // Exit function here
1327                         return;
1328                 }
1329                 break;
1330
1331         case "png":
1332                 // Loads PNG image
1333                 $img = PATH."/theme/".GET_CURR_THEME()."/images/code_bg.png";
1334                 if ((file_exists($img)) && (is_readable($img)))
1335                 {
1336                         // Okay, load image and hide all errors
1337                         $image = @imagecreatefrompng($img);
1338                 }
1339                  else
1340                 {
1341                         // Exit function here
1342                         return;
1343                 }
1344                 break;
1345         }
1346
1347         // Generate text color (red/green/blue; 0 = dark, 255 = bright)
1348         $text_color = imagecolorallocate($image, 0, 0, 0);
1349
1350         // Insert code into image
1351         imagestring($image, 5, 14, 2, $img_code, $text_color);
1352
1353         // Return to browser
1354         header ("Content-Type: image/".$CONFIG['img_type']);
1355
1356         // Output image with matching image factory
1357         switch ($CONFIG['img_type'])
1358         {
1359                 case "jpg": imagejpeg($image); break;
1360                 case "png": imagepng($image);  break;
1361         }
1362
1363         // Remove image from memory
1364         imagedestroy($image);
1365 }
1366 function CREATE_TIME_SELECTIONS($timestamp, $prefix="", $display="", $align="center", $return_array=false)
1367 {
1368         // Calculate 15-seconds timestamp (15-seconds-steps shall be fine ;) )
1369         $timestamp = round($timestamp / 15) * 15;
1370         // Do we have a leap year?
1371         $SWITCH = 0;
1372         $TEST = date("Y", time()) / 4;
1373         $M1 = date("m", time());
1374         $M2 = date("m", (time() + $timestamp));
1375         // If so and if current time is before 02/29 and estimated time is after 02/29 then add 86400 seconds (one day)
1376         if ((floor($TEST) == $TEST) && ($M1 == "02") && ($M2 > "02"))  $SWITCH = ONE_DAY;
1377         // First of all years...
1378         $Y = abs(floor($timestamp / (31536000 + $SWITCH)));
1379         // Next months...
1380         $M = abs(floor($timestamp / 2628000 - $Y * 12));
1381         // Next weeks
1382         $W = abs(floor($timestamp / 604800 - $Y * ((365 + $SWITCH / ONE_DAY) / 7) - ($M / 12 * (365 + $SWITCH / ONE_DAY) / 7)));
1383         // Next days...
1384         $D = abs(floor($timestamp / 86400 - $Y * (365 + $SWITCH / ONE_DAY) - ($M / 12 * (365 + $SWITCH / ONE_DAY)) - $W * 7));
1385         // Next hours...
1386         $h = abs(floor($timestamp / 3600 - $Y * (365 + $SWITCH / ONE_DAY) * 24 - ($M / 12 * (365 + $SWITCH / ONE_DAY) * 24) - $W * 7 * 24 - $D * 24));
1387         // Next minutes..
1388         $m = abs(floor($timestamp / 60 - $Y * (365 + $SWITCH / ONE_DAY) * 24 * 60 - ($M / 12 * (365 + $SWITCH / ONE_DAY) * 24 * 60) - $W * 7 * 24 * 60 - $D * 24 * 60 - $h * 60));
1389         // And at last seconds...
1390         $s = abs(floor($timestamp - $Y * (365 + $SWITCH / ONE_DAY) * 24 * 3600 - ($M / 12 * (365 + $SWITCH / ONE_DAY) * 24 * 3600) - $W * 7 * 24 * 3600 - $D * 24 * 3600 - $h * 3600 - $m * 60));
1391         //
1392         // Now we convert them in seconds...
1393         //
1394         if ($return_array)
1395         {
1396                 // Just put all data in an array for later use
1397                 $OUT = array(
1398                         'YEARS'   => $Y,
1399                         'MONTHS'  => $M,
1400                         'WEEKS'   => $W,
1401                         'DAYS'    => $D,
1402                         'HOURS'   => $h,
1403                         'MINUTES' => $m,
1404                         'SECONDS' => $s
1405                 );
1406         }
1407          else
1408         {
1409                 // Generate table
1410                 $OUT  = "<DIV align=\"".$align."\">\n";
1411                 $OUT .= "<TABLE border=\"0\" cellspacing=\"0\" cellpadding=\"0\" class=\"admin_table dashed\">\n";
1412                 $OUT .= "<TR>\n";
1413                 if (ereg("Y", $display) || (empty($display)))
1414                 {
1415                         $OUT .= "  <TD align=\"center\" class=\"admin_title bottom\"><STRONG class=\"tiny\">"._YEARS."</STRONG></TD>\n";
1416                 }
1417                 if (ereg("M", $display) || (empty($display)))
1418                 {
1419                         $OUT .= "  <TD align=\"center\" class=\"admin_title bottom\"><STRONG class=\"tiny\">"._MONTHS."</STRONG></TD>\n";
1420                 }
1421                 if (ereg("W", $display) || (empty($display)))
1422                 {
1423                         $OUT .= "  <TD align=\"center\" class=\"admin_title bottom\"><STRONG class=\"tiny\">"._WEEKS."</STRONG></TD>\n";
1424                 }
1425                 if (ereg("D", $display) || (empty($display)))
1426                 {
1427                         $OUT .= "  <TD align=\"center\" class=\"admin_title bottom\"><STRONG class=\"tiny\">"._DAYS."</STRONG></TD>\n";
1428                 }
1429                 if (ereg("h", $display) || (empty($display)))
1430                 {
1431                         $OUT .= "  <TD align=\"center\" class=\"admin_title bottom\"><STRONG class=\"tiny\">"._HOURS."</STRONG></TD>\n";
1432                 }
1433                 if (ereg("m", $display) || (empty($display)))
1434                 {
1435                         $OUT .= "  <TD align=\"center\" class=\"admin_title bottom\"><STRONG class=\"tiny\">"._MINUTES."</STRONG></TD>\n";
1436                 }
1437                 if (ereg("s", $display) || (empty($display)))
1438                 {
1439                         $OUT .= "  <TD align=\"center\" class=\"admin_title bottom\"><STRONG class=\"tiny\">".SECS."</STRONG></TD>\n";
1440                 }
1441                 $OUT .= "</TR>\n";
1442                 $OUT .= "<TR>\n";
1443                 if (ereg("Y", $display) || (empty($display)))
1444                 {
1445                         // Generate year selection
1446                         $OUT .= "  <TD align=\"center\"><SELECT class=\"mini_select\" name=\"".$prefix."_ye\" size=\"1\">\n";
1447                         for ($idx = 0; $idx <= 10; $idx++)
1448                         {
1449                                 $OUT .= "    <OPTION class=\"mini_select\" value=\"".$idx."\"";
1450                                 if ($idx == $Y) $OUT .= " selected default";
1451                                 $OUT .= ">".$idx."</OPTION>\n";
1452                         }
1453                         $OUT .= "  </SELECT></TD>\n";
1454                 }
1455                  else
1456                 {
1457                         $OUT .= "<INPUT type=\"hidden\" name=\"".$prefix."_ye\" value=\"0\">\n";
1458                 }
1459                 if (ereg("M", $display) || (empty($display)))
1460                 {
1461                         // Generate month selection
1462                         $OUT .= "  <TD align=\"center\"><SELECT class=\"mini_select\" name=\"".$prefix."_mo\" size=\"1\">\n";
1463                         for ($idx = 0; $idx <= 11; $idx++)
1464                         {
1465                                         $OUT .= "  <OPTION class=\"mini_select\" value=\"".$idx."\"";
1466                                 if ($idx == $M) $OUT .= " selected default";
1467                                 $OUT .= ">".$idx."</OPTION>\n";
1468                         }
1469                         $OUT .= "  </SELECT></TD>\n";
1470                 }
1471                  else
1472                 {
1473                         $OUT .= "<INPUT type=\"hidden\" name=\"".$prefix."_mo\" value=\"0\">\n";
1474                 }
1475                 if (ereg("W", $display) || (empty($display)))
1476                 {
1477                         // Generate week selection
1478                         $OUT .= "  <TD align=\"center\"><SELECT class=\"mini_select\" name=\"".$prefix."_we\" size=\"1\">\n";
1479                         for ($idx = 0; $idx <= 4; $idx++)
1480                         {
1481                                 $OUT .= "  <OPTION class=\"mini_select\" value=\"".$idx."\"";
1482                                 if ($idx == $W) $OUT .= " selected default";
1483                                 $OUT .= ">".$idx."</OPTION>\n";
1484                         }
1485                         $OUT .= "  </SELECT></TD>\n";
1486                 }
1487                  else
1488                 {
1489                         $OUT .= "<INPUT type=\"hidden\" name=\"".$prefix."_we\" value=\"0\">\n";
1490                 }
1491                 if (ereg("D", $display) || (empty($display)))
1492                 {
1493                         // Generate day selection
1494                         $OUT .= "  <TD align=\"center\"><SELECT class=\"mini_select\" name=\"".$prefix."_da\" size=\"1\">\n";
1495                         for ($idx = 0; $idx <= 31; $idx++)
1496                         {
1497                                 $OUT .= "  <OPTION class=\"mini_select\" value=\"".$idx."\"";
1498                                 if ($idx == $D) $OUT .= " selected default";
1499                                 $OUT .= ">".$idx."</OPTION>\n";
1500                         }
1501                         $OUT .= "  </SELECT></TD>\n";
1502                 }
1503                  else
1504                 {
1505                         $OUT .= "<INPUT type=\"hidden\" name=\"".$prefix."_da\" value=\"0\">\n";
1506                 }
1507                 if (ereg("h", $display) || (empty($display)))
1508                 {
1509                         // Generate hour selection
1510                         $OUT .= "  <TD align=\"center\"><SELECT class=\"mini_select\" name=\"".$prefix."_ho\" size=\"1\">\n";
1511                         for ($idx = 0; $idx <= 23; $idx++)
1512                         {
1513                                 $OUT .= "  <OPTION class=\"mini_select\" value=\"".$idx."\"";
1514                                 if ($idx == $h) $OUT .= " selected default";
1515                                 $OUT .= ">".$idx."</OPTION>\n";
1516                         }
1517                         $OUT .= "  </SELECT></TD>\n";
1518                 }
1519                  else
1520                 {
1521                         $OUT .= "<INPUT type=\"hidden\" name=\"".$prefix."_ho\" value=\"0\">\n";
1522                 }
1523                 if (ereg("m", $display) || (empty($display)))
1524                 {
1525                         // Generate minute selection
1526                         $OUT .= "  <TD align=\"center\"><SELECT class=\"mini_select\" name=\"".$prefix."_mi\" size=\"1\">\n";
1527                         for ($idx = 0; $idx <= 59; $idx++)
1528                         {
1529                                 $OUT .= "  <OPTION class=\"mini_select\" value=\"".$idx."\"";
1530                                 if ($idx == $m) $OUT .= " selected default";
1531                                 $OUT .= ">".$idx."</OPTION>\n";
1532                         }
1533                         $OUT .= "  </SELECT></TD>\n";
1534                 }
1535                  else
1536                 {
1537                         $OUT .= "<INPUT type=\"hidden\" name=\"".$prefix."_mi\" value=\"0\">\n";
1538                 }
1539                 if (ereg("s", $display) || (empty($display)))
1540                 {
1541                         // Generate second selection
1542                         $OUT .= "  <TD align=\"center\"><SELECT class=\"mini_select\" name=\"".$prefix."_se\" size=\"1\">\n";
1543                         for ($idx = 0; $idx <= 45; $idx+=15)
1544                         {
1545                                 $OUT .= "  <OPTION class=\"mini_select\" value=\"".$idx."\"";
1546                                 if ($idx == $s) $OUT .= " selected default";
1547                                 $OUT .= ">".$idx."</OPTION>\n";
1548                         }
1549                         $OUT .= "  </SELECT></TD>\n";
1550                 }
1551                  else
1552                 {
1553                         $OUT .= "<INPUT type=\"hidden\" name=\"".$prefix."_se\" value=\"0\">\n";
1554                 }
1555                 $OUT .= "</TR>\n";
1556                 $OUT .= "</TABLE>\n";
1557                 $OUT .= "</DIV>\n";
1558                 // Return generated HTML code
1559         }
1560         return $OUT;
1561 }
1562 //
1563 function CREATE_TIMESTAMP_FROM_SELECTIONS($prefix, $POST) {
1564         $ret = "0";
1565         // Do we have a leap year?
1566         $SWITCH = 0;
1567         $TEST = date("Y", time()) / 4;
1568         $M1   = date("m", time());
1569         // If so and if current time is before 02/29 and estimated time is after 02/29 then add 86400 seconds (one day)
1570         if ((floor($TEST) == $TEST) && ($M1 == "02") && ($POST[$prefix."_mo"] > "02"))  $SWITCH = ONE_DAY;
1571         // First add years...
1572         $ret += $POST[$prefix."_ye"] * (31536000 + $SWITCH);
1573         // Next months...
1574         $ret += $POST[$prefix."_mo"] * 2628000;
1575         // Next weeks
1576         $ret += $POST[$prefix."_we"] * 604800;
1577         // Next days...
1578         $ret += $POST[$prefix."_da"] * 86400;
1579         // Next hours...
1580         $ret += $POST[$prefix."_ho"] * 3600;
1581         // Next minutes..
1582         $ret += $POST[$prefix."_mi"] * 60;
1583         // And at last seconds...
1584         $ret += $POST[$prefix."_se"];
1585         // Return calculated value
1586         return $ret;
1587 }
1588 // Sends out mail to all administrators
1589 function SEND_ADMIN_EMAILS_PRO($subj, $template, $content="", $UID="0") {
1590         // Trim template name
1591         $template = trim($template);
1592
1593         // Load email template
1594         $msg = LOAD_EMAIL_TEMPLATE($template, $content, $UID);
1595
1596         if (GET_EXT_VERSION("admins") < "0.4.0") {
1597                 // Older version detected!
1598                 return SEND_ADMIN_EMAILS($subj, $msg);
1599         }
1600
1601         // Check which admin shall receive this mail
1602         $result = SQL_QUERY_ESC("SELECT DISTINCT admin_id FROM "._MYSQL_PREFIX."_admins_mails WHERE mail_template='%s' ORDER BY admin_id",
1603          array($template), __FILE__, __LINE__);
1604         if (SQL_NUMROWS($result) == 0) {
1605                 // Create new entry (to all admins)
1606                 $result = SQL_QUERY_ESC("INSERT INTO "._MYSQL_PREFIX."_admins_mails (admin_id, mail_template) VALUES (0, '%s')",
1607                  array($template), __FILE__, __LINE__);
1608         } else {
1609                 // Load admin IDs...
1610                 $aids = array();
1611                 while(list($aid) = SQL_FETCHROW($result)) {
1612                         $aids[] = $aid;
1613                 }
1614
1615                 // Free memory
1616                 SQL_FREERESULT($result);
1617
1618                 // "implode" IDs and query string
1619                 $aid = implode(",", $aids);
1620                 if ($aid == "-1") {
1621                         // Add line to userlog
1622                         USERLOG_ADD_LINE($subj, $msg, $UID);
1623                         return;
1624                 } elseif ($aid == "0") {
1625                         // Select all email adresses
1626                         $result = SQL_QUERY("SELECT email FROM "._MYSQL_PREFIX."_admins ORDER BY id", __FILE__, __LINE__);
1627                 } else {
1628                         // If Admin-ID is not "to-all" select
1629                         $result = SQL_QUERY_ESC("SELECT email FROM "._MYSQL_PREFIX."_admins WHERE id IN (%s) ORDER BY id", array($aid), __FILE__, __LINE__);
1630                 }
1631         }
1632
1633         // Load email addresses and send away
1634         while (list($email) = SQL_FETCHROW($result)) {
1635                 SEND_EMAIL($email, $subj, $msg);
1636         }
1637
1638         // Free memory
1639         SQL_FREERESULT($result);
1640 }
1641 //
1642 function CREATE_FANCY_TIME($stamp) {
1643         // Get data array with years/months/weeks/days/...
1644         $data = CREATE_TIME_SELECTIONS($stamp, "", "", "", true);
1645         $ret = "";
1646         foreach($data as $k=>$v) {
1647                 if ($v > 0) {
1648                         // Value is greater than 0 "eval" data to return string
1649                         $eval = "\$ret .= \", \".\$v.\" \"._".strtoupper($k).";";
1650                         eval($eval);
1651                         break;
1652                 }
1653         }
1654
1655         // Remove first "comma,null" string
1656         $ret = substr($ret, 2);
1657         return $ret;
1658 }
1659 //
1660 function ADD_EMAIL_NAV($PAGES, $offset, $show_form, $colspan, $return=false) {
1661         $SEP = ""; $TOP = "";
1662         if (!$show_form) {
1663                 $TOP = " top2";
1664                 $SEP = "<TR><TD colspan=\"".$colspan."\" class=\"seperator\">&nbsp;</TD></TR>";
1665         }
1666
1667         $NAV = "";
1668         for ($page = 1; $page <= $PAGES; $page++) {
1669                 // Is the page currently selected or shall we generate a link to it?
1670                 if (($page == $_GET['page']) || ((empty($_GET['page'])) && ($page == "1"))) {
1671                         // Is currently selected, so only highlight it
1672                         $NAV .= "<STRONG>-";
1673                 } else {
1674                         // Open anchor tag and add base URL
1675                         $NAV .= "<A href=\"".URL."/modules.php?module=admin&amp;what=".$GLOBALS['what']."&amp;page=".$page."&amp;offset=".$offset;
1676
1677                         // Add userid when we shall show all mails from a single member
1678                         if ((isset($_GET['u_id'])) && (bigintval($_GET['u_id']) > 0)) $NAV .= "&amp;u_id=".bigintval($_GET['u_id']);
1679
1680                         // Close open anchor tag
1681                         $NAV .= "\">";
1682                 }
1683                 $NAV .= $page;
1684                 if (($page == $_GET['page']) || ((empty($_GET['page'])) && ($page == "1"))) {
1685                         // Is currently selected, so only highlight it
1686                         $NAV .= "-</STRONG>";
1687                 } else {
1688                         // Close anchor tag
1689                         $NAV .= "</A>";
1690                 }
1691
1692                 // Add seperator if we have not yet reached total pages
1693                 if ($page < $PAGES) $NAV .= "&nbsp;|&nbsp;";
1694         }
1695
1696         // Define constants only once
1697         if (!defined('__NAV_OUTPUT')) {
1698                 define('__NAV_OUTPUT' , $NAV);
1699                 define('__NAV_COLSPAN', $colspan);
1700                 define('__NAV_TOP'    , $TOP);
1701                 define('__NAV_SEP'    , $SEP);
1702         }
1703
1704         // Load navigation template
1705         $OUT = LOAD_TEMPLATE("admin_email_nav_row", true);
1706
1707         if ($return) {
1708                 // Return generated HTML-Code
1709                 return $OUT;
1710         } else {
1711                 // Output HTML-Code
1712                 OUTPUT_HTML($OUT);
1713         }
1714 }
1715
1716 //
1717 function MXCHANGE_OPEN($script) {
1718         // Extract host name
1719         $host = str_replace("http://", "", SERVER_URL);
1720         if (ereg("/", $host)) $host = substr($host, 0, strpos($host, "/"));
1721
1722         // Generate relative URL
1723         $script = substr(SERVER_URL, (strpos(SERVER_URL, $host) + strlen($host)))."/".basename($script);
1724         if (substr($script, 0, 1) == "/") $script = substr($script, 1);
1725
1726         // Open connection
1727         $fp = @fsockopen($host, 80, $errno, $errdesc, 30);
1728         if (!$fp)
1729         {
1730                 // Failed!
1731                 return array("", "", "");
1732         }
1733
1734         // Generate request header
1735         $request  = "GET /".trim($script)." HTTP/1.0\r\n";
1736         $request .= "Host: ".$host."\r\n";
1737         $request .= "Referer: ".URL."/admin.php\r\n";
1738         $request .= "User-Agent: ".TITLE."/".FULL_VERSION."\r\n\r\n";
1739
1740         // Initialize array
1741         $response = array();
1742
1743         // Write request
1744         fputs($fp, $request);
1745
1746         // Read response
1747         while(!feof($fp)) {
1748                 $response[] = fgets($fp, 1024);
1749         }
1750
1751         // Close socket
1752         fclose($fp);
1753
1754         // Was the request successfull?
1755         if ((!ereg("200 OK", $response[0])) && (empty($response[0]))) {
1756                 // Not found / access forbidden
1757                 $response = array("", "", "");
1758         }
1759
1760         // Return response
1761         return $response;
1762 }
1763 // Taken from www.php.net eregi() user comments
1764 function VALIDATE_EMAIL($email) {
1765         // Compile email
1766         $email = COMPILE_CODE($email);
1767
1768         // Check first part of email address
1769         $first = "[-a-z0-9!#$%&\'*+/=?^_<{|}~]+(\.[-a-zA-Z0-9!#$%&\'*+/=?^_<{|}~]+)*";
1770
1771         //  Check domain
1772         $domain = "[a-z0-9-]+(\.[a-z0-9-]{2,5})+";
1773
1774         // Generate pattern
1775         $regex = "^".$first."@".$domain."$";
1776
1777         // Return check result
1778         return eregi($regex, $email);
1779 }
1780 // Function taken from user comments on www.php.net / function eregi()
1781 function VALIDATE_URL ($URL, $compile=true) {
1782         // Trim URL a little
1783         $URL = trim(urldecode($URL));
1784         //* DEBUG: */ echo $URL."<BR>";
1785
1786         // Compile some chars out...
1787         if ($compile) $URL = COMPILE_CODE($URL, false, false, false);
1788         //* DEBUG: */ echo $URL."<BR>";
1789
1790         // Check for the extension filter
1791         if (EXT_IS_ACTIVE("filter")) {
1792                 // Use the extension's filter set
1793                 return FILTER_VALIDATE_URL($URL, false);
1794         }
1795
1796         // If not installed, perform a simple test. Just make it sure there is always a http:// or
1797         // https:// in front of the URLs
1798         return (((substr($URL, 0, 7) == "http://") || (substr($URL, 0, 8) == "https://")) && (strlen($URL) >= 12));
1799 }
1800 //
1801 function MEMBER_ACTION_LINKS($uid, $status="") {
1802         // Define all main targets
1803         $TARGETS = array("del_user", "edit_user", "lock_user", "add_points", "sub_points");
1804
1805         // Begin of navigation links
1806         $eval = "\$OUT = \"[&nbsp;";
1807
1808         foreach ($TARGETS as $tar) {
1809                 $eval .= "<SPAN class=\\\"admin_user_link\\\"><A href=\\\"".URL."/modules.php?module=admin&amp;what=".$tar."&amp;u_id=".$uid."\\\" title=\\\"\".ADMIN_LINK_";
1810                 //* DEBUG: */ echo "*".$tar."/".$status."*<br />\n";
1811                 if (($tar == "lock_user") && ($status == "LOCKED")) {
1812                         // Locked accounts shall be unlocked
1813                         $eval .= "UNLOCK_USER";
1814                 } else {
1815                         // All other status is fine
1816                         $eval .= strtoupper($tar);
1817                 }
1818                 $eval .= "_TITLE.\"\\\">\".ADMIN_";
1819                 if (($tar == "lock_user") && ($status == "LOCKED")) {
1820                         // Locked accounts shall be unlocked
1821                         $eval .= "UNLOCK_USER";
1822                 } else {
1823                         // All other status is fine
1824                         $eval .= strtoupper($tar);
1825                 }
1826                 $eval .= ".\"</A></SPAN>&nbsp;|&nbsp;";
1827         }
1828
1829         // Finish navigation link
1830         $eval = substr($eval, 0, -7) . "]\";";
1831         eval($eval);
1832
1833         // Return string
1834         return $OUT;
1835 }
1836 // Function for backward-compatiblity
1837 function ADD_CATEGORY_TABLE ($MODE, $return=false) {
1838         // Load it from the register extension
1839         return REGISTER_ADD_CATEGORY_TABLE ($MODE, $return);
1840 }
1841 // Generate an email link
1842 function CREATE_EMAIL_LINK($email, $table="admins") {
1843         // Default email link (INSECURE! Spammer can read this by harvester programs)
1844         $EMAIL = "mailto:".$email;
1845
1846         // Check for several extensions
1847         if ((EXT_IS_ACTIVE("admins")) && ($table == "admins")) {
1848                 // Create email link for contacting admin in guest area
1849                 $EMAIL = ADMINS_CREATE_EMAIL_LINK($email);
1850         } elseif ((GET_EXT_VERSION("user") >= "0.3.3") && ($table == "user_data")) {
1851                 // Create email link for contacting a member within admin area (or later in other areas, too?)
1852                 $EMAIL = USER_CREATE_EMAIL_LINK($email);
1853         } elseif ((EXT_IS_ACTIVE("sponsor")) && ($table == "sponsor_data")) {
1854                 // Create email link to contact sponsor within admin area (or like the link above?)
1855                 $EMAIL = SPONSOR_CREATE_EMAIL_LINK($email);
1856         }
1857
1858         // Shall I close the link when there is no admin?
1859         if ((!IS_ADMIN()) && ($EMAIL == $email)) $EMAIL = "#"; // Closed!
1860
1861         // Return email link
1862         return $EMAIL;
1863 }
1864 // Generate a hash for extra-security for all passwords
1865 function generateHash($plainText, $salt = "") {
1866         global $CONFIG, $_SERVER;
1867
1868         // Is the required extension "sql_patches" there?
1869         if ((GET_EXT_VERSION("sql_patches") < "0.3.6") || (GET_EXT_VERSION("sql_patches") == "")) {
1870                 // Extension sql_patches is missing/outdated so we return the plain text
1871                 return $plainText;
1872         }
1873
1874         // When the salt is empty build a new one, else use the first x configured characters as the salt
1875         if ($salt == "") {
1876                 // Build server string
1877                 $server = $_SERVER['PHP_SELF'].":".getenv('HTTP_USER_AGENT').":".getenv('SERVER_SOFTWARE').":".getenv('REMOTE_ADDR').":".":".filemtime(PATH."inc/databases.php");
1878
1879                 // Build key string
1880                 $keys   = SITE_KEY.":".DATE_KEY.":".$CONFIG['secret_key'].":".$CONFIG['file_hash'].":".date("d-m-Y (l-F-T)", $CONFIG['patch_ctime']).":".$CONFIG['master_salt'];
1881
1882                 // Additional data
1883                 $data = $plainText.":".uniqid(rand(), true).":".time();
1884
1885                 // Calculate number for generating the code
1886                 $a = time() + _ADD - 1;
1887
1888                 // Generate SHA1 sum from modula of number and the prime number
1889                 $sha1 = sha1(($a % _PRIME).$server.":".$keys.":".$data.":".date("d-m-Y (l-F-T)", time()).":".$a);
1890                 //* DEBUG: */ echo "SHA1=".$sha1." (".strlen($sha1).")<br>";
1891                 $sha1 = scrambleString($sha1);
1892                 //* DEBUG: */ echo "Scrambled=".$sha1." (".strlen($sha1).")<br>";
1893                 //* DEBUG: */ $sha1b = descrambleString($sha1);
1894                 //* DEBUG: */ echo "Descrambled=".$sha1b." (".strlen($sha1b).")<br>";
1895
1896                 // Generate the password salt string
1897                 $salt = substr($sha1, 0, $CONFIG['salt_length']);
1898                 //* DEBUG: */ echo $salt." (".strlen($salt).")<BR>";
1899         }
1900          else
1901         {
1902                 $salt = substr($salt, 0, $CONFIG['salt_length']);
1903         }
1904
1905         // Return hash
1906         return $salt . sha1($salt . $plainText);
1907 }
1908 //
1909 function scrambleString($str) {
1910         global $CONFIG;
1911
1912         // Init
1913         $scrambled = "";
1914
1915         // Final check, in case of failture it will return unscrambled string
1916         if (strlen($str) > 40) {
1917                 // The string is to long
1918                 return $str;
1919         } elseif (strlen($str) == 40) {
1920                 // From database
1921                 $scrambleNums = explode(":", $CONFIG['pass_scramble']);
1922         } else {
1923                 // Generate new numbers
1924                 $scrambleNums = explode(":", genScrambleString(strlen($str)));
1925         }
1926
1927         // Scramble string here
1928         //* DEBUG: */ echo "***Original=".$str."***<BR>";
1929         for ($idx = 0; $idx < strlen($str); $idx++) {
1930                 // Get char on scrambled position
1931                 $char = substr($str, $scrambleNums[$idx], 1);
1932
1933                 // Add it to final output string
1934                 $scrambled .= $char;
1935         }
1936
1937         // Return scrambled string
1938         //* DEBUG: */ echo "***Scrambled=".$scrambled."***<BR>";
1939         return $scrambled;
1940 }
1941 //
1942 function descrambleString($str)
1943 {
1944         global $CONFIG;
1945         // Scramble only 40 chars long strings
1946         if (strlen($str) != 40) return $str;
1947
1948         // Load numbers from config
1949         $scrambleNums = explode(":", $CONFIG['pass_scramble']);
1950
1951         // Validate numbers
1952         if (count($scrambleNums) != 40) return $str;
1953
1954         // Begin descrambling
1955         $orig = str_repeat(" ", 40);
1956         //* DEBUG: */ echo "+++Scrambled=".$str."+++<BR>";
1957         for ($idx = 0; $idx < 40; $idx++)
1958         {
1959                 $char = substr($str, $idx, 1);
1960                 $orig = substr_replace($orig, $char, $scrambleNums[$idx], 1);
1961         }
1962
1963         // Return scrambled string
1964         //* DEBUG: */ echo "+++Original=".$orig."+++<BR>";
1965         return $orig;
1966 }
1967 //
1968 function genScrambleString($len) {
1969         // Prepare randomizer and array for the numbers
1970         mt_srand((double) microtime() * 1000000);
1971         $scrambleNumbers = array();
1972
1973         // First we need to setup randomized numbers from 0 to 31
1974         for ($idx = 0; $idx < $len; $idx++) {
1975                 // Generate number
1976                 $rand = mt_rand(0, ($len -1));
1977
1978                 // Check for it by creating more numbers
1979                 while (array_key_exists($rand, $scrambleNumbers)) {
1980                         $rand = mt_rand(0, ($len -1));
1981                 }
1982
1983                 // Add number
1984                 $scrambleNumbers[$rand] = $rand;
1985         }
1986
1987         // So let's create the string for storing it in database
1988         $scrambleString = implode(":", $scrambleNumbers);
1989         return $scrambleString;
1990 }
1991 // Append data like session ID referral ID to the given URL which would
1992 // normally be stored in cookies
1993 function ADD_URL_DATA($URL)
1994 {
1995         global $_GET, $CONFIG;
1996         $ADD = "";
1997         if ((!defined('__COOKIES')) || ((!__COOKIES))) {
1998                 // Cookies are not accepted
1999                 if ((!empty($_GET['refid'])) && (strpos($URL, "refid=") == 0)) {
2000                         // Cookie found in URL
2001                         $ADD .= "&refid=".bigintval($_GET['refid']);
2002                 } elseif ((GET_EXT_VERSION("sql_patches") != "") && ($CONFIG['def_refid'] > 0)) {
2003                         // Not found! So let's set default here
2004                         $ADD .= "&refid=".$CONFIG['def_refid'];
2005                 }
2006
2007                 // Add session ID
2008                 if ((!empty($_GET['PHPSESSID'])) && (strpos($URL, "PHPSESSID=") == 0)) {
2009                         // Add session from URL
2010                         $ADD .= "&PHPSESSID=".SQL_ESCAPE(strip_tags($_GET['PHPSESSID']));
2011                 } else {
2012                         // Add current session
2013                         $ADD .= "&PHPSESSID=".session_id();
2014                 }
2015         }
2016
2017         // Add all together and return it
2018         return $URL.$ADD;
2019 }
2020 //
2021 function generatePassString($passHash) {
2022         global $CONFIG;
2023         $ret = "*FAILED*";
2024
2025         // Is a secret key and master salt already initialized?
2026         if ((!empty($CONFIG['secret_key'])) && (!empty($CONFIG['master_salt']))) {
2027                 // Only calculate when the secret key is generated
2028                 $newHash = ""; $start = 9;
2029                 for ($idx = 0; $idx < 10; $idx++) {
2030                         $part1 = hexdec(substr($passHash, $start, 4));
2031                         $part2 = hexdec(substr($CONFIG['secret_key'], $start, 4));
2032                         $mod = dechex($idx);
2033                         if ($part1 > $part2) {
2034                                 $mod = dechex(sqrt(($part1 - $part2) * _PRIME / pi()));
2035                         } elseif ($part2 > $part1) {
2036                                 $mod = dechex(sqrt(($part2 - $part1) * _PRIME / pi()));
2037                         }
2038                         $mod = substr(round($mod), 0, 4);
2039                         $mod = str_repeat('0', 4-strlen($mod)).$mod;
2040                         //* DEBUG: */ echo "*".$start."=".$mod."*<br>";
2041                         $start += 4;
2042                         $newHash .= $mod;
2043                 }
2044                 //* DEBUG: */ die($passHash."<br>".$newHash." (".strlen($newHash).")");
2045                 $ret = generateHash($newHash, $CONFIG['master_salt']);
2046         }
2047
2048         // Return result
2049         return $ret;
2050 }
2051 // Fix "deleted" cookies
2052 function FIX_DELETED_COOKIES ($cookies) {
2053         // Is this an array with entries?
2054         if ((is_array($cookies)) && (count($cookies) > 0)) {
2055                 // Then check all cookies if they are marked as deleted!
2056                 foreach ($cookies as $cookieName) {
2057                         // Is the cookie set to "deleted"?
2058                         if ((isset($_COOKIE[$cookieName])) && ($_COOKIE[$cookieName] == "deleted")) {
2059                                 unset($_COOKIE[$cookieName]);
2060                         }
2061                 }
2062         }
2063 }
2064 // Output error messages in a fasioned way and die...
2065 function mxchange_die ($msg) {
2066         global $FOOTER;
2067
2068         // Load the message template
2069         LOAD_TEMPLATE("admin_settings_saved", false, $msg);
2070
2071         // Load footer
2072         include(PATH."inc/footer.php");
2073
2074         // Exit explicitly
2075         exit;
2076 }
2077 //
2078 //////////////////////////////////////////////
2079 //                                          //
2080 // AUTOMATICALLY RE-GNERATED FUNCTIONS ONLY //
2081 //                                          //
2082 //////////////////////////////////////////////
2083 //
2084 if (!function_exists('html_entity_decode'))
2085 {
2086         // Taken from documentation on www.php.net
2087         function html_entity_decode($string)
2088         {
2089                 $trans_tbl = get_html_translation_table(HTML_ENTITIES);
2090                 $trans_tbl = array_flip($trans_tbl);
2091                 return strtr($string, $trans_tbl);
2092         }
2093 }
2094 //
2095 ?>