libraries/common.lib.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * Misc functions used all over the scripts.
   5  *
   6  * @version $Id$
   7  */
   8
   9 /**
  10  * Exponential expression / raise number into power
  11  *
  12  * @uses    function_exists()
  13  * @uses    bcpow()
  14  * @uses    gmp_pow()
  15  * @uses    gmp_strval()
  16  * @uses    pow()
  17  * @param   number  $base
  18  * @param   number  $exp
  19  * @param   string  pow function use, or false for auto-detect
  20  * @return  mixed  string or float
  21  */
  22 function PMA_pow($base, $exp, $use_function = false)
  23 {
  24     static $pow_function = null;
  25
  26     if ($exp < 0) {
  27         return false;
  28     }
  29
  30     if (null == $pow_function) {
  31         if (function_exists('bcpow')) {
  32             // BCMath Arbitrary Precision Mathematics Function
  33             $pow_function = 'bcpow';
  34         } elseif (function_exists('gmp_pow')) {
  35             // GMP Function
  36             $pow_function = 'gmp_pow';
  37         } else {
  38             // PHP function
  39             $pow_function = 'pow';
  40         }
  41     }
  42
  43     if (! $use_function) {
  44         $use_function = $pow_function;
  45     }
  46
  47     switch ($use_function) {
  48         case 'bcpow' :
  49             //bcscale(10);
  50             $pow = bcpow($base, $exp);
  51             break;
  52         case 'gmp_pow' :
  53              $pow = gmp_strval(gmp_pow($base, $exp));
  54             break;
  55         case 'pow' :
  56             $base = (float) $base;
  57             $exp = (int) $exp;
  58             $pow = pow($base, $exp);
  59             break;
  60         default:
  61             $pow = $use_function($base, $exp);
  62     }
  63
  64     return $pow;
  65 }
  66
  67 /**
  68  * string PMA_getIcon(string $icon)
  69  *
  70  * @uses    $GLOBALS['pmaThemeImage']
  71  * @param   $icon   name of icon
  72  * @return          html img tag
  73  */
  74 function PMA_getIcon($icon, $alternate = '')
  75 {
  76     if ($GLOBALS['cfg']['PropertiesIconic']) {
  77         return '<img src="' . $GLOBALS['pmaThemeImage'] . $icon . '"'
  78             . ' title="' . $alternate . '" alt="' . $alternate . '"'
  79             . ' class="icon" width="16" height="16" />';
  80     } else {
  81         return $alternate;
  82     }
  83 }
  84
  85 /**
  86  * Displays the maximum size for an upload
  87  *
  88  * @uses    $GLOBALS['strMaximumSize']
  89  * @uses    PMA_formatByteDown()
  90  * @uses    sprintf()
  91  * @param   integer  the size
  92  *
  93  * @return  string   the message
  94  *
  95  * @access  public
  96  */
  97 function PMA_displayMaximumUploadSize($max_upload_size)
  98 {
  99     list($max_size, $max_unit) = PMA_formatByteDown($max_upload_size);
 100     return '(' . sprintf($GLOBALS['strMaximumSize'], $max_size, $max_unit) . ')';
 101 }
 102
 103 /**
 104  * Generates a hidden field which should indicate to the browser
 105  * the maximum size for upload
 106  *
 107  * @param   integer  the size
 108  *
 109  * @return  string   the INPUT field
 110  *
 111  * @access  public
 112  */
 113  function PMA_generateHiddenMaxFileSize($max_size)
 114  {
 115      return '<input type="hidden" name="MAX_FILE_SIZE" value="' .$max_size . '" />';
 116  }
 117
 118 /**
 119  * Add slashes before "'" and "\" characters so a value containing them can
 120  * be used in a sql comparison.
 121  *
 122  * @uses    str_replace()
 123  * @param   string   the string to slash
 124  * @param   boolean  whether the string will be used in a 'LIKE' clause
 125  *                   (it then requires two more escaped sequences) or not
 126  * @param   boolean  whether to treat cr/lfs as escape-worthy entities
 127  *                   (converts \n to \\n, \r to \\r)
 128  *
 129  * @param   boolean  whether this function is used as part of the
 130  *                   "Create PHP code" dialog
 131  *
 132  * @return  string   the slashed string
 133  *
 134  * @access  public
 135  */
 136 function PMA_sqlAddslashes($a_string = '', $is_like = false, $crlf = false, $php_code = false)
 137 {
 138     if ($is_like) {
 139         $a_string = str_replace('\\', '\\\\\\\\', $a_string);
 140     } else {
 141         $a_string = str_replace('\\', '\\\\', $a_string);
 142     }
 143
 144     if ($crlf) {
 145         $a_string = str_replace("\n", '\n', $a_string);
 146         $a_string = str_replace("\r", '\r', $a_string);
 147         $a_string = str_replace("\t", '\t', $a_string);
 148     }
 149
 150     if ($php_code) {
 151         $a_string = str_replace('\'', '\\\'', $a_string);
 152     } else {
 153         $a_string = str_replace('\'', '\'\'', $a_string);
 154     }
 155
 156     return $a_string;
 157 } // end of the 'PMA_sqlAddslashes()' function
 158
 159
 160 /**
 161  * Add slashes before "_" and "%" characters for using them in MySQL
 162  * database, table and field names.
 163  * Note: This function does not escape backslashes!
 164  *
 165  * @uses    str_replace()
 166  * @param   string   the string to escape
 167  *
 168  * @return  string   the escaped string
 169  *
 170  * @access  public
 171  */
 172 function PMA_escape_mysql_wildcards($name)
 173 {
 174     $name = str_replace('_', '\\_', $name);
 175     $name = str_replace('%', '\\%', $name);
 176
 177     return $name;
 178 } // end of the 'PMA_escape_mysql_wildcards()' function
 179
 180 /**
 181  * removes slashes before "_" and "%" characters
 182  * Note: This function does not unescape backslashes!
 183  *
 184  * @uses    str_replace()
 185  * @param   string   $name  the string to escape
 186  * @return  string   the escaped string
 187  * @access  public
 188  */
 189 function PMA_unescape_mysql_wildcards($name)
 190 {
 191     $name = str_replace('\\_', '_', $name);
 192     $name = str_replace('\\%', '%', $name);
 193
 194     return $name;
 195 } // end of the 'PMA_unescape_mysql_wildcards()' function
 196
 197 /**
 198  * removes quotes (',",`) from a quoted string
 199  *
 200  * checks if the sting is quoted and removes this quotes
 201  *
 202  * @uses    str_replace()
 203  * @uses    substr()
 204  * @param   string  $quoted_string  string to remove quotes from
 205  * @param   string  $quote          type of quote to remove
 206  * @return  string  unqoted string
 207  */
 208 function PMA_unQuote($quoted_string, $quote = null)
 209 {
 210     $quotes = array();
 211
 212     if (null === $quote) {
 213         $quotes[] = '`';
 214         $quotes[] = '"';
 215         $quotes[] = "'";
 216     } else {
 217         $quotes[] = $quote;
 218     }
 219
 220     foreach ($quotes as $quote) {
 221         if (substr($quoted_string, 0, 1) === $quote
 222          && substr($quoted_string, -1, 1) === $quote) {
 223              $unquoted_string = substr($quoted_string, 1, -1);
 224              // replace escaped quotes
 225              $unquoted_string = str_replace($quote . $quote, $quote, $unquoted_string);
 226              return $unquoted_string;
 227          }
 228     }
 229
 230     return $quoted_string;
 231 }
 232
 233 /**
 234  * format sql strings
 235  *
 236  * @todo    move into PMA_Sql
 237  * @uses    PMA_SQP_isError()
 238  * @uses    PMA_SQP_formatHtml()
 239  * @uses    PMA_SQP_formatNone()
 240  * @uses    is_array()
 241  * @param   mixed    pre-parsed SQL structure
 242  *
 243  * @return  string   the formatted sql
 244  *
 245  * @global  array    the configuration array
 246  * @global  boolean  whether the current statement is a multiple one or not
 247  *
 248  * @access  public
 249  *
 250  * @author  Robin Johnson <robbat2@users.sourceforge.net>
 251  */
 252 function PMA_formatSql($parsed_sql, $unparsed_sql = '')
 253 {
 254     global $cfg;
 255
 256     // Check that we actually have a valid set of parsed data
 257     // well, not quite
 258     // first check for the SQL parser having hit an error
 259     if (PMA_SQP_isError()) {
 260         return $parsed_sql;
 261     }
 262     // then check for an array
 263     if (!is_array($parsed_sql)) {
 264         // We don't so just return the input directly
 265         // This is intended to be used for when the SQL Parser is turned off
 266         $formatted_sql = '<pre>' . "\n"
 267                         . (($cfg['SQP']['fmtType'] == 'none' && $unparsed_sql != '') ? $unparsed_sql : $parsed_sql) . "\n"
 268                         . '</pre>';
 269         return $formatted_sql;
 270     }
 271
 272     $formatted_sql        = '';
 273
 274     switch ($cfg['SQP']['fmtType']) {
 275         case 'none':
 276             if ($unparsed_sql != '') {
 277                 $formatted_sql = "<pre>\n" . PMA_SQP_formatNone(array('raw' => $unparsed_sql)) . "\n</pre>";
 278             } else {
 279                 $formatted_sql = PMA_SQP_formatNone($parsed_sql);
 280             }
 281             break;
 282         case 'html':
 283             $formatted_sql = PMA_SQP_formatHtml($parsed_sql, 'color');
 284             break;
 285         case 'text':
 286             //$formatted_sql = PMA_SQP_formatText($parsed_sql);
 287             $formatted_sql = PMA_SQP_formatHtml($parsed_sql, 'text');
 288             break;
 289         default:
 290             break;
 291     } // end switch
 292
 293     return $formatted_sql;
 294 } // end of the "PMA_formatSql()" function
 295
 296
 297 /**
 298  * Displays a link to the official MySQL documentation
 299  *
 300  * @uses    $cfg['MySQLManualType']
 301  * @uses    $cfg['MySQLManualBase']
 302  * @uses    $cfg['ReplaceHelpImg']
 303  * @uses    $GLOBALS['mysql_4_1_doc_lang']
 304  * @uses    $GLOBALS['mysql_5_1_doc_lang']
 305  * @uses    $GLOBALS['mysql_5_0_doc_lang']
 306  * @uses    $GLOBALS['strDocu']
 307  * @uses    $GLOBALS['pmaThemeImage']
 308  * @uses    PMA_MYSQL_INT_VERSION
 309  * @uses    strtolower()
 310  * @uses    str_replace()
 311  * @param string  chapter of "HTML, one page per chapter" documentation
 312  * @param string  contains name of page/anchor that is being linked
 313  * @param bool    whether to use big icon (like in left frame)
 314  *
 315  * @return  string  the html link
 316  *
 317  * @access  public
 318  */
 319 function PMA_showMySQLDocu($chapter, $link, $big_icon = false)
 320 {
 321     global $cfg;
 322
 323     if ($cfg['MySQLManualType'] == 'none' || empty($cfg['MySQLManualBase'])) {
 324         return '';
 325     }
 326
 327     // Fixup for newly used names:
 328     $chapter = str_replace('_', '-', strtolower($chapter));
 329     $link = str_replace('_', '-', strtolower($link));
 330
 331     switch ($cfg['MySQLManualType']) {
 332         case 'chapters':
 333             if (empty($chapter)) {
 334                 $chapter = 'index';
 335             }
 336             $url = $cfg['MySQLManualBase'] . '/' . $chapter . '.html#' . $link;
 337             break;
 338         case 'big':
 339             $url = $cfg['MySQLManualBase'] . '#' . $link;
 340             break;
 341         case 'searchable':
 342             if (empty($link)) {
 343                 $link = 'index';
 344             }
 345             $url = $cfg['MySQLManualBase'] . '/' . $link . '.html';
 346             break;
 347         case 'viewable':
 348         default:
 349             if (empty($link)) {
 350                 $link = 'index';
 351             }
 352             $mysql = '5.0';
 353             $lang = 'en';
 354             if (defined('PMA_MYSQL_INT_VERSION')) {
 355                 if (PMA_MYSQL_INT_VERSION < 50000) {
 356                     $mysql = '4.1';
 357                     if (!empty($GLOBALS['mysql_4_1_doc_lang'])) {
 358                         $lang = $GLOBALS['mysql_4_1_doc_lang'];
 359                     }
 360                 } elseif (PMA_MYSQL_INT_VERSION >= 50100) {
 361                     $mysql = '5.1';
 362                     if (!empty($GLOBALS['mysql_5_1_doc_lang'])) {
 363                         $lang = $GLOBALS['mysql_5_1_doc_lang'];
 364                     }
 365                 } elseif (PMA_MYSQL_INT_VERSION >= 50000) {
 366                     $mysql = '5.0';
 367                     if (!empty($GLOBALS['mysql_5_0_doc_lang'])) {
 368                         $lang = $GLOBALS['mysql_5_0_doc_lang'];
 369                     }
 370                 }
 371             }
 372             $url = $cfg['MySQLManualBase'] . '/' . $mysql . '/' . $lang . '/' . $link . '.html';
 373             break;
 374     }
 375
 376     if ($big_icon) {
 377         return '<a href="' . $url . '" target="mysql_doc"><img class="icon" src="' . $GLOBALS['pmaThemeImage'] . 'b_sqlhelp.png" width="16" height="16" alt="' . $GLOBALS['strDocu'] . '" title="' . $GLOBALS['strDocu'] . '" /></a>';
 378     } elseif ($GLOBALS['cfg']['ReplaceHelpImg']) {
 379         return '<a href="' . $url . '" target="mysql_doc"><img class="icon" src="' . $GLOBALS['pmaThemeImage'] . 'b_help.png" width="11" height="11" alt="' . $GLOBALS['strDocu'] . '" title="' . $GLOBALS['strDocu'] . '" /></a>';
 380     } else {
 381         return '[<a href="' . $url . '" target="mysql_doc">' . $GLOBALS['strDocu'] . '</a>]';
 382     }
 383 } // end of the 'PMA_showMySQLDocu()' function
 384
 385 /**
 386  * Displays a hint icon, on mouse over show the hint
 387  *
 388  * @uses    $GLOBALS['pmaThemeImage']
 389  * @uses    PMA_jsFormat()
 390  * @param   string   the error message
 391  *
 392  * @access  public
 393  */
 394 function PMA_showHint($hint_message)
 395 {
 396     //return '<img class="lightbulb" src="' . $GLOBALS['pmaThemeImage'] . 'b_tipp.png" width="16" height="16" border="0" alt="' . $hint_message . '" title="' . $hint_message . '" align="middle" onclick="alert(\'' . PMA_jsFormat($hint_message, false) . '\');" />';
 397     return '<img class="lightbulb" src="' . $GLOBALS['pmaThemeImage']
 398         . 'b_tipp.png" width="16" height="16" alt="Tip" title="Tip" onmouseover="pmaTooltip(\''
 399         .  PMA_jsFormat($hint_message, false) . '\'); return false;" onmouseout="swapTooltip(\'default\'); return false;" />';
 400 }
 401
 402 /**
 403  * Displays a MySQL error message in the right frame.
 404  *
 405  * @uses    footer.inc.php
 406  * @uses    header.inc.php
 407  * @uses    $GLOBALS['sql_query']
 408  * @uses    $GLOBALS['strError']
 409  * @uses    $GLOBALS['strSQLQuery']
 410  * @uses    $GLOBALS['pmaThemeImage']
 411  * @uses    $GLOBALS['strEdit']
 412  * @uses    $GLOBALS['strMySQLSaid']
 413  * @uses    $cfg['PropertiesIconic']
 414  * @uses    PMA_backquote()
 415  * @uses    PMA_DBI_getError()
 416  * @uses    PMA_formatSql()
 417  * @uses    PMA_generate_common_hidden_inputs()
 418  * @uses    PMA_generate_common_url()
 419  * @uses    PMA_showMySQLDocu()
 420  * @uses    PMA_sqlAddslashes()
 421  * @uses    PMA_SQP_isError()
 422  * @uses    PMA_SQP_parse()
 423  * @uses    PMA_SQP_getErrorString()
 424  * @uses    strtolower()
 425  * @uses    urlencode()
 426  * @uses    str_replace()
 427  * @uses    nl2br()
 428  * @uses    substr()
 429  * @uses    preg_replace()
 430  * @uses    preg_match()
 431  * @uses    explode()
 432  * @uses    implode()
 433  * @uses    is_array()
 434  * @uses    function_exists()
 435  * @uses    htmlspecialchars()
 436  * @uses    trim()
 437  * @uses    strstr()
 438  * @param   string   the error message
 439  * @param   string   the sql query that failed
 440  * @param   boolean  whether to show a "modify" link or not
 441  * @param   string   the "back" link url (full path is not required)
 442  * @param   boolean  EXIT the page?
 443  *
 444  * @global  string    the curent table
 445  * @global  string    the current db
 446  *
 447  * @access  public
 448  */
 449 function PMA_mysqlDie($error_message = '', $the_query = '',
 450                         $is_modify_link = true, $back_url = '', $exit = true)
 451 {
 452     global $table, $db;
 453
 454     /**
 455      * start http output, display html headers
 456      */
 457     require_once './libraries/header.inc.php';
 458
 459     if (!$error_message) {
 460         $error_message = PMA_DBI_getError();
 461     }
 462     if (!$the_query && !empty($GLOBALS['sql_query'])) {
 463         $the_query = $GLOBALS['sql_query'];
 464     }
 465
 466     // --- Added to solve bug #641765
 467     // Robbat2 - 12 January 2003, 9:46PM
 468     // Revised, Robbat2 - 13 January 2003, 2:59PM
 469     if (!function_exists('PMA_SQP_isError') || PMA_SQP_isError()) {
 470         $formatted_sql = htmlspecialchars($the_query);
 471     } elseif (empty($the_query) || trim($the_query) == '') {
 472         $formatted_sql = '';
 473     } else {
 474         $formatted_sql = PMA_formatSql(PMA_SQP_parse($the_query), $the_query);
 475     }
 476     // ---
 477     echo "\n" . '<!-- PMA-SQL-ERROR -->' . "\n";
 478     echo '    <div class="error"><h1>' . $GLOBALS['strError'] . '</h1>' . "\n";
 479     // if the config password is wrong, or the MySQL server does not
 480     // respond, do not show the query that would reveal the
 481     // username/password
 482     if (!empty($the_query) && !strstr($the_query, 'connect')) {
 483         // --- Added to solve bug #641765
 484         // Robbat2 - 12 January 2003, 9:46PM
 485         // Revised, Robbat2 - 13 January 2003, 2:59PM
 486         if (function_exists('PMA_SQP_isError') && PMA_SQP_isError()) {
 487             echo PMA_SQP_getErrorString() . "\n";
 488             echo '<br />' . "\n";
 489         }
 490         // ---
 491         // modified to show me the help on sql errors (Michael Keck)
 492         echo '    <p><strong>' . $GLOBALS['strSQLQuery'] . ':</strong>' . "\n";
 493         if (strstr(strtolower($formatted_sql), 'select')) { // please show me help to the error on select
 494             echo PMA_showMySQLDocu('SQL-Syntax', 'SELECT');
 495         }
 496         if ($is_modify_link && strlen($db)) {
 497             if (strlen($table)) {
 498                 $doedit_goto = '<a href="tbl_sql.php?' . PMA_generate_common_url($db, $table) . '&amp;sql_query=' . urlencode($the_query) . '&amp;show_query=1">';
 499             } else {
 500                 $doedit_goto = '<a href="db_sql.php?' . PMA_generate_common_url($db) . '&amp;sql_query=' . urlencode($the_query) . '&amp;show_query=1">';
 501             }
 502             if ($GLOBALS['cfg']['PropertiesIconic']) {
 503                 echo $doedit_goto
 504                    . '<img class="icon" src=" '. $GLOBALS['pmaThemeImage'] . 'b_edit.png" width="16" height="16" alt="' . $GLOBALS['strEdit'] .'" />'
 505                    . '</a>';
 506             } else {
 507                 echo '    ['
 508                    . $doedit_goto . $GLOBALS['strEdit'] . '</a>'
 509                    . ']' . "\n";
 510             }
 511         } // end if
 512         echo '    </p>' . "\n"
 513             .'    <p>' . "\n"
 514             .'        ' . $formatted_sql . "\n"
 515             .'    </p>' . "\n";
 516     } // end if
 517
 518     $tmp_mysql_error = ''; // for saving the original $error_message
 519     if (!empty($error_message)) {
 520         $tmp_mysql_error = strtolower($error_message); // save the original $error_message
 521         $error_message = htmlspecialchars($error_message);
 522         $error_message = preg_replace("@((\015\012)|(\015)|(\012)){3,}@", "\n\n", $error_message);
 523     }
 524     // modified to show me the help on error-returns (Michael Keck)
 525     // (now error-messages-server)
 526     echo '<p>' . "\n"
 527             . '    <strong>' . $GLOBALS['strMySQLSaid'] . '</strong>'
 528             . PMA_showMySQLDocu('Error-messages-server', 'Error-messages-server')
 529             . "\n"
 530             . '</p>' . "\n";
 531
 532     // The error message will be displayed within a CODE segment.
 533     // To preserve original formatting, but allow wordwrapping, we do a couple of replacements
 534
 535     // Replace all non-single blanks with their HTML-counterpart
 536     $error_message = str_replace('  ', '&nbsp;&nbsp;', $error_message);
 537     // Replace TAB-characters with their HTML-counterpart
 538     $error_message = str_replace("\t", '&nbsp;&nbsp;&nbsp;&nbsp;', $error_message);
 539     // Replace linebreaks
 540     $error_message = nl2br($error_message);
 541
 542     echo '<code>' . "\n"
 543         . $error_message . "\n"
 544         . '</code><br />' . "\n";
 545     echo '</div>';
 546     echo '<fieldset class="tblFooters">';
 547
 548     if (!empty($back_url) && $exit) {
 549         $goto_back_url='<a href="' . (strstr($back_url, '?') ? $back_url . '&amp;no_history=true' : $back_url . '?no_history=true') . '">';
 550         echo '[ ' . $goto_back_url . $GLOBALS['strBack'] . '</a> ]';
 551     }
 552     echo '    </fieldset>' . "\n\n";
 553     if ($exit) {
 554         /**
 555          * display footer and exit
 556          */
 557         require_once './libraries/footer.inc.php';
 558     }
 559 } // end of the 'PMA_mysqlDie()' function
 560
 561 /**
 562  * Returns a string formatted with CONVERT ... USING
 563  * if MySQL supports it
 564  *
 565  * @uses    PMA_MYSQL_INT_VERSION
 566  * @uses    $GLOBALS['collation_connection']
 567  * @uses    explode()
 568  * @param   string  the string itself
 569  * @param   string  the mode: quoted or unquoted (this one by default)
 570  *
 571  * @return  the formatted string
 572  *
 573  * @access  private
 574  */
 575 function PMA_convert_using($string, $mode='unquoted')
 576 {
 577     if ($mode == 'quoted') {
 578         $possible_quote = "'";
 579     } else {
 580         $possible_quote = "";
 581     }
 582
 583     if (PMA_MYSQL_INT_VERSION >= 40100) {
 584         list($conn_charset) = explode('_', $GLOBALS['collation_connection']);
 585         $converted_string = "CONVERT(" . $possible_quote . $string . $possible_quote . " USING " . $conn_charset . ")";
 586     } else {
 587         $converted_string = $possible_quote . $string . $possible_quote;
 588     }
 589     return $converted_string;
 590 } // end function
 591
 592 /**
 593  * Send HTTP header, taking IIS limits into account (600 seems ok)
 594  *
 595  * @uses    PMA_IS_IIS
 596  * @uses    PMA_COMING_FROM_COOKIE_LOGIN
 597  * @uses    PMA_get_arg_separator()
 598  * @uses    SID
 599  * @uses    strlen()
 600  * @uses    strpos()
 601  * @uses    header()
 602  * @uses    session_write_close()
 603  * @uses    headers_sent()
 604  * @uses    function_exists()
 605  * @uses    debug_print_backtrace()
 606  * @uses    trigger_error()
 607  * @uses    defined()
 608  * @param   string   $uri the header to send
 609  * @return  boolean  always true
 610  */
 611 function PMA_sendHeaderLocation($uri)
 612 {
 613     if (PMA_IS_IIS && strlen($uri) > 600) {
 614
 615         echo '<html><head><title>- - -</title>' . "\n";
 616         echo '<meta http-equiv="expires" content="0">' . "\n";
 617         echo '<meta http-equiv="Pragma" content="no-cache">' . "\n";
 618         echo '<meta http-equiv="Cache-Control" content="no-cache">' . "\n";
 619         echo '<meta http-equiv="Refresh" content="0;url=' .$uri . '">' . "\n";
 620         echo '<script type="text/javascript">' . "\n";
 621         echo '//<![CDATA[' . "\n";
 622         echo 'setTimeout("window.location = unescape(\'"' . $uri . '"\')", 2000);' . "\n";
 623         echo '//]]>' . "\n";
 624         echo '</script>' . "\n";
 625         echo '</head>' . "\n";
 626         echo '<body>' . "\n";
 627         echo '<script type="text/javascript">' . "\n";
 628         echo '//<![CDATA[' . "\n";
 629         echo 'document.write(\'<p><a href="' . $uri . '">' . $GLOBALS['strGo'] . '</a></p>\');' . "\n";
 630         echo '//]]>' . "\n";
 631         echo '</script></body></html>' . "\n";
 632
 633     } else {
 634         if (SID) {
 635             if (strpos($uri, '?') === false) {
 636                 header('Location: ' . $uri . '?' . SID);
 637             } else {
 638                 $separator = PMA_get_arg_separator();
 639                 header('Location: ' . $uri . $separator . SID);
 640             }
 641         } else {
 642             session_write_close();
 643             if (headers_sent()) {
 644                 if (function_exists('debug_print_backtrace')) {
 645                     echo '<pre>';
 646                     debug_print_backtrace();
 647                     echo '</pre>';
 648                 }
 649                 trigger_error('PMA_sendHeaderLocation called when headers are already sent!', E_USER_ERROR);
 650             }
 651             // bug #1523784: IE6 does not like 'Refresh: 0', it
 652             // results in a blank page
 653             // but we need it when coming from the cookie login panel)
 654             if (PMA_IS_IIS && defined('PMA_COMING_FROM_COOKIE_LOGIN')) {
 655                 header('Refresh: 0; ' . $uri);
 656             } else {
 657                 header('Location: ' . $uri);
 658             }
 659         }
 660     }
 661 }
 662
 663 /**
 664  * returns array with tables of given db with extended information and grouped
 665  *
 666  * @uses    $cfg['LeftFrameTableSeparator']
 667  * @uses    $cfg['LeftFrameTableLevel']
 668  * @uses    $cfg['ShowTooltipAliasTB']
 669  * @uses    $cfg['NaturalOrder']
 670  * @uses    PMA_backquote()
 671  * @uses    count()
 672  * @uses    array_merge
 673  * @uses    uksort()
 674  * @uses    strstr()
 675  * @uses    explode()
 676  * @param   string  $db     name of db
 677  * @param   string  $tables name of tables
 678  * return   array   (recursive) grouped table list
 679  */
 680 function PMA_getTableList($db, $tables = null, $limit_offset = 0, $limit_count = false)
 681 {
 682     $sep = $GLOBALS['cfg']['LeftFrameTableSeparator'];
 683
 684     if (null === $tables) {
 685         $tables = PMA_DBI_get_tables_full($db, false, false, null, $limit_offset, $limit_count);
 686         if ($GLOBALS['cfg']['NaturalOrder']) {
 687             uksort($tables, 'strnatcasecmp');
 688         }
 689     }
 690
 691     if (count($tables) < 1) {
 692         return $tables;
 693     }
 694
 695     $default = array(
 696         'Name'      => '',
 697         'Rows'      => 0,
 698         'Comment'   => '',
 699         'disp_name' => '',
 700     );
 701
 702     $table_groups = array();
 703
 704     foreach ($tables as $table_name => $table) {
 705
 706         // check for correct row count
 707         if (null === $table['Rows']) {
 708             // Do not check exact row count here,
 709             // if row count is invalid possibly the table is defect
 710             // and this would break left frame;
 711             // but we can check row count if this is a view,
 712             // since PMA_Table::countRecords() returns a limited row count
 713             // in this case.
 714
 715             // set this because PMA_Table::countRecords() can use it
 716             $tbl_is_view = PMA_Table::isView($db, $table['Name']);
 717
 718             if ($tbl_is_view) {
 719                 $table['Rows'] = PMA_Table::countRecords($db, $table['Name'],
 720                     $return = true);
 721             }
 722         }
 723
 724         // in $group we save the reference to the place in $table_groups
 725         // where to store the table info
 726         if ($GLOBALS['cfg']['LeftFrameDBTree']
 727             && $sep && strstr($table_name, $sep))
 728         {
 729             $parts = explode($sep, $table_name);
 730
 731             $group =& $table_groups;
 732             $i = 0;
 733             $group_name_full = '';
 734             while ($i < count($parts) - 1
 735               && $i < $GLOBALS['cfg']['LeftFrameTableLevel']) {
 736                 $group_name = $parts[$i] . $sep;
 737                 $group_name_full .= $group_name;
 738
 739                 if (!isset($group[$group_name])) {
 740                     $group[$group_name] = array();
 741                     $group[$group_name]['is' . $sep . 'group'] = true;
 742                     $group[$group_name]['tab' . $sep . 'count'] = 1;
 743                     $group[$group_name]['tab' . $sep . 'group'] = $group_name_full;
 744                 } elseif (!isset($group[$group_name]['is' . $sep . 'group'])) {
 745                     $table = $group[$group_name];
 746                     $group[$group_name] = array();
 747                     $group[$group_name][$group_name] = $table;
 748                     unset($table);
 749                     $group[$group_name]['is' . $sep . 'group'] = true;
 750                     $group[$group_name]['tab' . $sep . 'count'] = 1;
 751                     $group[$group_name]['tab' . $sep . 'group'] = $group_name_full;
 752                 } else {
 753                     $group[$group_name]['tab' . $sep . 'count']++;
 754                 }
 755                 $group =& $group[$group_name];
 756                 $i++;
 757             }
 758         } else {
 759             if (!isset($table_groups[$table_name])) {
 760                 $table_groups[$table_name] = array();
 761             }
 762             $group =& $table_groups;
 763         }
 764
 765
 766         if ($GLOBALS['cfg']['ShowTooltipAliasTB']
 767           && $GLOBALS['cfg']['ShowTooltipAliasTB'] !== 'nested') {
 768             // switch tooltip and name
 769             $table['Comment'] = $table['Name'];
 770             $table['disp_name'] = $table['Comment'];
 771         } else {
 772             $table['disp_name'] = $table['Name'];
 773         }
 774
 775         $group[$table_name] = array_merge($default, $table);
 776     }
 777
 778     return $table_groups;
 779 }
 780
 781 /* ----------------------- Set of misc functions ----------------------- */
 782
 783
 784 /**
 785  * Adds backquotes on both sides of a database, table or field name.
 786  * and escapes backquotes inside the name with another backquote
 787  *
 788  * example:
 789  * <code>
 790  * echo PMA_backquote('owner`s db'); // `owner``s db`
 791  *
 792  * </code>
 793  *
 794  * @uses    PMA_backquote()
 795  * @uses    is_array()
 796  * @uses    strlen()
 797  * @uses    str_replace()
 798  * @param   mixed    $a_name    the database, table or field name to "backquote"
 799  *                              or array of it
 800  * @param   boolean  $do_it     a flag to bypass this function (used by dump
 801  *                              functions)
 802  * @return  mixed    the "backquoted" database, table or field name if the
 803  *                   current MySQL release is >= 3.23.6, the original one
 804  *                   else
 805  * @access  public
 806  */
 807 function PMA_backquote($a_name, $do_it = true)
 808 {
 809     if (! $do_it) {
 810         return $a_name;
 811     }
 812
 813     if (is_array($a_name)) {
 814          $result = array();
 815          foreach ($a_name as $key => $val) {
 816              $result[$key] = PMA_backquote($val);
 817          }
 818          return $result;
 819     }
 820
 821     // '0' is also empty for php :-(
 822     if (strlen($a_name) && $a_name !== '*') {
 823         return '`' . str_replace('`', '``', $a_name) . '`';
 824     } else {
 825         return $a_name;
 826     }
 827 } // end of the 'PMA_backquote()' function
 828
 829
 830 /**
 831  * Defines the <CR><LF> value depending on the user OS.
 832  *
 833  * @uses    PMA_USR_OS
 834  * @return  string   the <CR><LF> value to use
 835  *
 836  * @access  public
 837  */
 838 function PMA_whichCrlf()
 839 {
 840     $the_crlf = "\n";
 841
 842     // The 'PMA_USR_OS' constant is defined in "./libraries/Config.class.php"
 843     // Win case
 844     if (PMA_USR_OS == 'Win') {
 845         $the_crlf = "\r\n";
 846     }
 847     // Others
 848     else {
 849         $the_crlf = "\n";
 850     }
 851
 852     return $the_crlf;
 853 } // end of the 'PMA_whichCrlf()' function
 854
 855 /**
 856  * Reloads navigation if needed.
 857  *
 858  * @uses    $GLOBALS['reload']
 859  * @uses    $GLOBALS['db']
 860  * @uses    PMA_generate_common_url()
 861  * @global  array  configuration
 862  *
 863  * @access  public
 864  */
 865 function PMA_reloadNavigation()
 866 {
 867     global $cfg;
 868
 869     // Reloads the navigation frame via JavaScript if required
 870     if (isset($GLOBALS['reload']) && $GLOBALS['reload']) {
 871         echo "\n";
 872         $reload_url = './navigation.php?' . PMA_generate_common_url($GLOBALS['db'], '', '&');
 873         ?>
 874 <script type="text/javascript">
 875 //<![CDATA[
 876 if (typeof(window.parent) != 'undefined'
 877     && typeof(window.parent.frame_navigation) != 'undefined') {
 878     window.parent.goTo('<?php echo $reload_url; ?>');
 879 }
 880 //]]>
 881 </script>
 882         <?php
 883         unset($GLOBALS['reload']);
 884     }
 885 }
 886
 887 /**
 888  * displays the message and the query
 889  * usually the message is the result of the query executed
 890  *
 891  * @param   string  $message    the message to display
 892  * @param   string  $sql_query  the query to display
 893  * @global  array   the configuration array
 894  * @uses    $cfg
 895  * @access  public
 896  */
 897 function PMA_showMessage($message, $sql_query = null)
 898 {
 899     global $cfg;
 900     $query_too_big = false;
 901
 902     if (null === $sql_query) {
 903         if (! empty($GLOBALS['display_query'])) {
 904             $sql_query = $GLOBALS['display_query'];
 905         } elseif ($cfg['SQP']['fmtType'] == 'none' && ! empty($GLOBALS['unparsed_sql'])) {
 906             $sql_query = $GLOBALS['unparsed_sql'];
 907         } elseif (! empty($GLOBALS['sql_query'])) {
 908             $sql_query = $GLOBALS['sql_query'];
 909         } else {
 910             $sql_query = '';
 911         }
 912     }
 913
 914     // Corrects the tooltip text via JS if required
 915     // @todo this is REALLY the wrong place to do this - very unexpected here
 916     if (strlen($GLOBALS['table']) && $cfg['ShowTooltip']) {
 917         $result = PMA_DBI_try_query('SHOW TABLE STATUS FROM ' . PMA_backquote($GLOBALS['db']) . ' LIKE \'' . PMA_sqlAddslashes($GLOBALS['table'], true) . '\'');
 918         if ($result) {
 919             $tbl_status = PMA_DBI_fetch_assoc($result);
 920             $tooltip    = (empty($tbl_status['Comment']))
 921                         ? ''
 922                         : $tbl_status['Comment'] . ' ';
 923             $tooltip .= '(' . PMA_formatNumber($tbl_status['Rows'], 0) . ' ' . $GLOBALS['strRows'] . ')';
 924             PMA_DBI_free_result($result);
 925             $uni_tbl = PMA_jsFormat($GLOBALS['db'] . '.' . $GLOBALS['table'], false);
 926             echo "\n";
 927             echo '<script type="text/javascript">' . "\n";
 928             echo '//<![CDATA[' . "\n";
 929             echo "window.parent.updateTableTitle('" . $uni_tbl . "', '" . PMA_jsFormat($tooltip, false) . "');" . "\n";
 930             echo '//]]>' . "\n";
 931             echo '</script>' . "\n";
 932         } // end if
 933     } // end if ... elseif
 934
 935     // Checks if the table needs to be repaired after a TRUNCATE query.
 936     // @todo what about $GLOBALS['display_query']???
 937     // @todo this is REALLY the wrong place to do this - very unexpected here
 938     if (strlen($GLOBALS['table'])
 939      && $GLOBALS['sql_query'] == 'TRUNCATE TABLE ' . PMA_backquote($GLOBALS['table'])) {
 940         if (!isset($tbl_status)) {
 941             $result = @PMA_DBI_try_query('SHOW TABLE STATUS FROM ' . PMA_backquote($GLOBALS['db']) . ' LIKE \'' . PMA_sqlAddslashes($GLOBALS['table'], true) . '\'');
 942             if ($result) {
 943                 $tbl_status = PMA_DBI_fetch_assoc($result);
 944                 PMA_DBI_free_result($result);
 945             }
 946         }
 947         if (isset($tbl_status) && (int) $tbl_status['Index_length'] > 1024) {
 948             PMA_DBI_try_query('REPAIR TABLE ' . PMA_backquote($GLOBALS['table']));
 949         }
 950     }
 951     unset($tbl_status);
 952     echo '<br />' . "\n";
 953
 954     echo '<div align="' . $GLOBALS['cell_align_left'] . '">' . "\n";
 955     if (!empty($GLOBALS['show_error_header'])) {
 956         echo '<div class="error">' . "\n";
 957         echo '<h1>' . $GLOBALS['strError'] . '</h1>' . "\n";
 958     }
 959
 960     echo '<div class="notice">';
 961     echo PMA_sanitize($message);
 962     if (isset($GLOBALS['special_message'])) {
 963         echo PMA_sanitize($GLOBALS['special_message']);
 964         unset($GLOBALS['special_message']);
 965     }
 966     echo '</div>';
 967
 968     if (!empty($GLOBALS['show_error_header'])) {
 969         echo '</div>';
 970     }
 971
 972     if ($cfg['ShowSQL'] == true && ! empty($sql_query)) {
 973         // Basic url query part
 974         $url_qpart = '?' . PMA_generate_common_url($GLOBALS['db'], $GLOBALS['table']);
 975
 976         // Html format the query to be displayed
 977         // The nl2br function isn't used because its result isn't a valid
 978         // xhtml1.0 statement before php4.0.5 ("<br>" and not "<br />")
 979         // If we want to show some sql code it is easiest to create it here
 980          /* SQL-Parser-Analyzer */
 981
 982         if (!empty($GLOBALS['show_as_php'])) {
 983             $new_line = '\'<br />' . "\n" . '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;. \' ';
 984         }
 985         if (isset($new_line)) {
 986              /* SQL-Parser-Analyzer */
 987             $query_base = PMA_sqlAddslashes(htmlspecialchars($sql_query), false, false, true);
 988              /* SQL-Parser-Analyzer */
 989             $query_base = preg_replace("@((\015\012)|(\015)|(\012))+@", $new_line, $query_base);
 990         } else {
 991             $query_base = $sql_query;
 992         }
 993
 994         if (strlen($query_base) > $cfg['MaxCharactersInDisplayedSQL']) {
 995             $query_too_big = true;
 996             $query_base = nl2br(htmlspecialchars($sql_query));
 997             unset($GLOBALS['parsed_sql']);
 998         }
 999
1000         // Parse SQL if needed
1001         // (here, use "! empty" because when deleting a bookmark,
1002         // $GLOBALS['parsed_sql'] is set but empty
1003         if (! empty($GLOBALS['parsed_sql']) && $query_base == $GLOBALS['parsed_sql']['raw']) {
1004             $parsed_sql = $GLOBALS['parsed_sql'];
1005         } else {
1006             // when the query is large (for example an INSERT of binary
1007             // data), the parser chokes; so avoid parsing the query
1008             if (! $query_too_big) {
1009                 $parsed_sql = PMA_SQP_parse($query_base);
1010             }
1011         }
1012
1013         // Analyze it
1014         if (isset($parsed_sql)) {
1015             $analyzed_display_query = PMA_SQP_analyze($parsed_sql);
1016         }
1017
1018         // Here we append the LIMIT added for navigation, to
1019         // enable its display. Adding it higher in the code
1020         // to $sql_query would create a problem when
1021         // using the Refresh or Edit links.
1022
1023         // Only append it on SELECTs.
1024
1025         /**
1026          * @todo what would be the best to do when someone hits Refresh:
1027          * use the current LIMITs ?
1028          */
1029
1030         if (isset($analyzed_display_query[0]['queryflags']['select_from'])
1031          && isset($GLOBALS['sql_limit_to_append'])) {
1032             $query_base  = $analyzed_display_query[0]['section_before_limit'] . "\n" . $GLOBALS['sql_limit_to_append'] . $analyzed_display_query[0]['section_after_limit'];
1033             // Need to reparse query
1034             $parsed_sql = PMA_SQP_parse($query_base);
1035         }
1036
1037         if (!empty($GLOBALS['show_as_php'])) {
1038             $query_base = '$sql  = \'' . $query_base;
1039         } elseif (!empty($GLOBALS['validatequery'])) {
1040             $query_base = PMA_validateSQL($query_base);
1041         } else {
1042             if (isset($parsed_sql)) {
1043                 $query_base = PMA_formatSql($parsed_sql, $query_base);
1044             }
1045         }
1046
1047         // Prepares links that may be displayed to edit/explain the query
1048         // (don't go to default pages, we must go to the page
1049         // where the query box is available)
1050
1051         $edit_target = strlen($GLOBALS['db']) ? (strlen($GLOBALS['table']) ? 'tbl_sql.php' : 'db_sql.php') : 'server_sql.php';
1052
1053         if (isset($cfg['SQLQuery']['Edit'])
1054             && ($cfg['SQLQuery']['Edit'] == true)
1055             && (!empty($edit_target))
1056             && ! $query_too_big) {
1057
1058             if ($cfg['EditInWindow'] == true) {
1059                 $onclick = 'window.parent.focus_querywindow(\'' . PMA_jsFormat($sql_query, false) . '\'); return false;';
1060             } else {
1061                 $onclick = '';
1062             }
1063
1064             $edit_link = $edit_target
1065                        . $url_qpart
1066                        . '&amp;sql_query=' . urlencode($sql_query)
1067                        . '&amp;show_query=1#querybox';
1068             $edit_link = ' [' . PMA_linkOrButton($edit_link, $GLOBALS['strEdit'], array('onclick' => $onclick)) . ']';
1069         } else {
1070             $edit_link = '';
1071         }
1072
1073         // Want to have the query explained (Mike Beck 2002-05-22)
1074         // but only explain a SELECT (that has not been explained)
1075         /* SQL-Parser-Analyzer */
1076         if (isset($cfg['SQLQuery']['Explain'])
1077             && $cfg['SQLQuery']['Explain'] == true
1078             && ! $query_too_big) {
1079
1080             // Detect if we are validating as well
1081             // To preserve the validate uRL data
1082             if (!empty($GLOBALS['validatequery'])) {
1083                 $explain_link_validate = '&amp;validatequery=1';
1084             } else {
1085                 $explain_link_validate = '';
1086             }
1087
1088             $explain_link = 'import.php'
1089                           . $url_qpart
1090                           . $explain_link_validate
1091                           . '&amp;sql_query=';
1092
1093             if (preg_match('@^SELECT[[:space:]]+@i', $sql_query)) {
1094                 $explain_link .= urlencode('EXPLAIN ' . $sql_query);
1095                 $message = $GLOBALS['strExplain'];
1096             } elseif (preg_match('@^EXPLAIN[[:space:]]+SELECT[[:space:]]+@i', $sql_query)) {
1097                 $explain_link .= urlencode(substr($sql_query, 8));
1098                 $message = $GLOBALS['strNoExplain'];
1099             } else {
1100                 $explain_link = '';
1101             }
1102             if (!empty($explain_link)) {
1103                 $explain_link = ' [' . PMA_linkOrButton($explain_link, $message) . ']';
1104             }
1105         } else {
1106             $explain_link = '';
1107         } //show explain
1108
1109         // Also we would like to get the SQL formed in some nice
1110         // php-code (Mike Beck 2002-05-22)
1111         if (isset($cfg['SQLQuery']['ShowAsPHP'])
1112             && $cfg['SQLQuery']['ShowAsPHP'] == true
1113             && ! $query_too_big) {
1114             $php_link = 'import.php'
1115                       . $url_qpart
1116                       . '&amp;show_query=1'
1117                       . '&amp;sql_query=' . urlencode($sql_query)
1118                       . '&amp;show_as_php=';
1119
1120             if (!empty($GLOBALS['show_as_php'])) {
1121                 $php_link .= '0';
1122                 $message = $GLOBALS['strNoPhp'];
1123             } else {
1124                 $php_link .= '1';
1125                 $message = $GLOBALS['strPhp'];
1126             }
1127             $php_link = ' [' . PMA_linkOrButton($php_link, $message) . ']';
1128
1129             if (isset($GLOBALS['show_as_php'])) {
1130                 $runquery_link
1131                      = 'import.php'
1132                      . $url_qpart
1133                      . '&amp;show_query=1'
1134                      . '&amp;sql_query=' . urlencode($sql_query);
1135                 $php_link .= ' [' . PMA_linkOrButton($runquery_link, $GLOBALS['strRunQuery']) . ']';
1136             }
1137
1138         } else {
1139             $php_link = '';
1140         } //show as php
1141
1142         // Refresh query
1143         if (isset($cfg['SQLQuery']['Refresh'])
1144             && $cfg['SQLQuery']['Refresh']
1145             && preg_match('@^(SELECT|SHOW)[[:space:]]+@i', $sql_query)) {
1146
1147             $refresh_link = 'import.php'
1148                       . $url_qpart
1149                       . '&amp;show_query=1'
1150                       . '&amp;sql_query=' . urlencode($sql_query);
1151             $refresh_link = ' [' . PMA_linkOrButton($refresh_link, $GLOBALS['strRefresh']) . ']';
1152         } else {
1153             $refresh_link = '';
1154         } //show as php
1155
1156         if (isset($cfg['SQLValidator']['use'])
1157             && $cfg['SQLValidator']['use'] == true
1158             && isset($cfg['SQLQuery']['Validate'])
1159             && $cfg['SQLQuery']['Validate'] == true) {
1160             $validate_link = 'import.php'
1161                            . $url_qpart
1162                            . '&amp;show_query=1'
1163                            . '&amp;sql_query=' . urlencode($sql_query)
1164                            . '&amp;validatequery=';
1165             if (!empty($GLOBALS['validatequery'])) {
1166                 $validate_link .= '0';
1167                 $validate_message = $GLOBALS['strNoValidateSQL'] ;
1168             } else {
1169                 $validate_link .= '1';
1170                 $validate_message = $GLOBALS['strValidateSQL'] ;
1171             }
1172             $validate_link = ' [' . PMA_linkOrButton($validate_link, $validate_message) . ']';
1173         } else {
1174             $validate_link = '';
1175         } //validator
1176
1177         // why this?
1178         //unset($sql_query);
1179
1180         // Displays the message
1181         echo '<fieldset class="">' . "\n";
1182         echo '    <legend>' . $GLOBALS['strSQLQuery'] . ':</legend>';
1183         echo '    <div>';
1184         // when uploading a 700 Kio binary file into a LONGBLOB,
1185         // I get a white page, strlen($query_base) is 2 x 700 Kio
1186         // so put a hard limit here (let's say 1000)
1187         if ($query_too_big) {
1188             echo '    ' . substr($query_base, 0, $cfg['MaxCharactersInDisplayedSQL']) . '[...]';
1189         } else {
1190             echo '    ' . $query_base;
1191         }
1192
1193         //Clean up the end of the PHP
1194         if (!empty($GLOBALS['show_as_php'])) {
1195             echo '\';';
1196         }
1197         echo '    </div>';
1198         echo '</fieldset>' . "\n";
1199
1200         if (!empty($edit_target)) {
1201             echo '<fieldset class="tblFooters">';
1202             PMA_profilingCheckbox($sql_query);
1203             echo $edit_link . $explain_link . $php_link . $refresh_link . $validate_link;
1204             echo '</fieldset>';
1205         }
1206     }
1207     echo '</div><br />' . "\n";
1208 } // end of the 'PMA_showMessage()' function
1209
1210
1211 /**
1212  * Displays a form with the Profiling checkbox
1213  *
1214  * @param   string  $sql_query
1215  * @access  public
1216  *
1217  * @author   Marc Delisle
1218  */
1219 function PMA_profilingCheckbox($sql_query) {
1220     // 5.0.37 has profiling but for example, 5.1.20 does not
1221     // (avoid doing a fetch_value for MySQL before 5.0.37)
1222     if (PMA_MYSQL_INT_VERSION >= 50037 && PMA_DBI_fetch_value("SHOW VARIABLES LIKE 'profiling'")) {
1223         echo '<form action="sql.php" method="post">' . "\n";
1224         echo PMA_generate_common_hidden_inputs($GLOBALS['db'], $GLOBALS['table']);
1225         echo '<input type="hidden" name="sql_query" value="' . $sql_query . '" />' . "\n";
1226         echo '<input type="hidden" name="profiling_form" value="1" />' . "\n";
1227         echo '<input type="checkbox" name="profiling" id="profiling"' . (isset($_SESSION['profiling']) ? ' checked="checked"' : '') . ' onclick="this.form.submit();" /><label for="profiling">' . $GLOBALS['strProfiling'] . '</label>' . "\n";
1228         echo '<noscript><input type="submit" value="' . $GLOBALS['strGo'] . '" /></noscript>' . "\n";
1229         echo '</form>' . "\n";
1230     }
1231 }
1232
1233 /**
1234  * Displays the results of SHOW PROFILE
1235  *
1236  * @param    array   the results
1237  * @access  public
1238  *
1239  * @author   Marc Delisle
1240  */
1241 function PMA_profilingResults($profiling_results) {
1242     echo '<fieldset><legend>' . $GLOBALS['strProfiling'] . '</legend>' . "\n";
1243     echo '<table>' . "\n";
1244     echo ' <tr>' .  "\n";
1245     echo '  <th>' . $GLOBALS['strStatus'] . '</th>' . "\n";
1246     echo '  <th>' . $GLOBALS['strTime'] . '</th>' . "\n";
1247     echo ' </tr>' .  "\n";
1248
1249     foreach($profiling_results as $one_result) {
1250         echo ' <tr>' .  "\n";
1251         echo '<td>' . $one_result['Status'] . '</td>' .  "\n";
1252         echo '<td>' . $one_result['Duration'] . '</td>' .  "\n";
1253     }
1254     echo '</table>' . "\n";
1255     echo '</fieldset>' . "\n";
1256 }
1257
1258 /**
1259  * Formats $value to byte view
1260  *
1261  * @param    double   the value to format
1262  * @param    integer  the sensitiveness
1263  * @param    integer  the number of decimals to retain
1264  *
1265  * @return   array    the formatted value and its unit
1266  *
1267  * @access  public
1268  *
1269  * @author   staybyte
1270  * @version  1.2 - 18 July 2002
1271  */
1272 function PMA_formatByteDown($value, $limes = 6, $comma = 0)
1273 {
1274     $dh           = PMA_pow(10, $comma);
1275     $li           = PMA_pow(10, $limes);
1276     $return_value = $value;
1277     $unit         = $GLOBALS['byteUnits'][0];
1278
1279     for ($d = 6, $ex = 15; $d >= 1; $d--, $ex-=3) {
1280         if (isset($GLOBALS['byteUnits'][$d]) && $value >= $li * PMA_pow(10, $ex)) {
1281             // use 1024.0 to avoid integer overflow on 64-bit machines
1282             $value = round($value / (PMA_pow(1024, $d) / $dh)) /$dh;
1283             $unit = $GLOBALS['byteUnits'][$d];
1284             break 1;
1285         } // end if
1286     } // end for
1287
1288     if ($unit != $GLOBALS['byteUnits'][0]) {
1289         $return_value = PMA_formatNumber($value, 5, $comma);
1290     } else {
1291         $return_value = PMA_formatNumber($value, 0);
1292     }
1293
1294     return array($return_value, $unit);
1295 } // end of the 'PMA_formatByteDown' function
1296
1297 /**
1298  * Formats $value to the given length and appends SI prefixes
1299  * $comma is not substracted from the length
1300  * with a $length of 0 no truncation occurs, number is only formated
1301  * to the current locale
1302  *
1303  * examples:
1304  * <code>
1305  * echo PMA_formatNumber(123456789, 6);     // 123,457 k
1306  * echo PMA_formatNumber(-123456789, 4, 2); //    -123.46 M
1307  * echo PMA_formatNumber(-0.003, 6);        //      -3 m
1308  * echo PMA_formatNumber(0.003, 3, 3);      //       0.003
1309  * echo PMA_formatNumber(0.00003, 3, 2);    //       0.03 m
1310  * echo PMA_formatNumber(0, 6);             //       0
1311  *
1312  * </code>
1313  * @param   double   $value     the value to format
1314  * @param   integer  $length    the max length
1315  * @param   integer  $comma     the number of decimals to retain
1316  * @param   boolean  $only_down do not reformat numbers below 1
1317  *
1318  * @return  string   the formatted value and its unit
1319  *
1320  * @access  public
1321  *
1322  * @author  staybyte, sebastian mendel
1323  * @version 1.1.0 - 2005-10-27
1324  */
1325 function PMA_formatNumber($value, $length = 3, $comma = 0, $only_down = false)
1326 {
1327     //number_format is not multibyte safe, str_replace is safe
1328     if ($length === 0) {
1329         return str_replace(array(',', '.'),
1330                 array($GLOBALS['number_thousands_separator'], $GLOBALS['number_decimal_separator']),
1331                 number_format($value, $comma));
1332     }
1333
1334     // this units needs no translation, ISO
1335     $units = array(
1336         -8 => 'y',
1337         -7 => 'z',
1338         -6 => 'a',
1339         -5 => 'f',
1340         -4 => 'p',
1341         -3 => 'n',
1342         -2 => '&micro;',
1343         -1 => 'm',
1344         0 => ' ',
1345         1 => 'k',
1346         2 => 'M',
1347         3 => 'G',
1348         4 => 'T',
1349         5 => 'P',
1350         6 => 'E',
1351         7 => 'Z',
1352         8 => 'Y'
1353     );
1354
1355     // we need at least 3 digits to be displayed
1356     if (3 > $length + $comma) {
1357         $length = 3 - $comma;
1358     }
1359
1360     // check for negativ value to retain sign
1361     if ($value < 0) {
1362         $sign = '-';
1363         $value = abs($value);
1364     } else {
1365         $sign = '';
1366     }
1367
1368     $dh = PMA_pow(10, $comma);
1369     $li = PMA_pow(10, $length);
1370     $unit = $units[0];
1371
1372     if ($value >= 1) {
1373         for ($d = 8; $d >= 0; $d--) {
1374             if (isset($units[$d]) && $value >= $li * PMA_pow(1000, $d-1)) {
1375                 $value = round($value / (PMA_pow(1000, $d) / $dh)) /$dh;
1376                 $unit = $units[$d];
1377                 break 1;
1378             } // end if
1379         } // end for
1380     } elseif (!$only_down && (float) $value !== 0.0) {
1381         for ($d = -8; $d <= 8; $d++) {
1382             if (isset($units[$d]) && $value <= $li * PMA_pow(1000, $d-1)) {
1383                 $value = round($value / (PMA_pow(1000, $d) / $dh)) /$dh;
1384                 $unit = $units[$d];
1385                 break 1;
1386             } // end if
1387         } // end for
1388     } // end if ($value >= 1) elseif (!$only_down && (float) $value !== 0.0)
1389
1390     //number_format is not multibyte safe, str_replace is safe
1391     $value = str_replace(array(',', '.'),
1392                          array($GLOBALS['number_thousands_separator'], $GLOBALS['number_decimal_separator']),
1393                          number_format($value, $comma));
1394
1395     return $sign . $value . ' ' . $unit;
1396 } // end of the 'PMA_formatNumber' function
1397
1398 /**
1399  * Extracts ENUM / SET options from a type definition string
1400  *
1401  * @param   string   The column type definition
1402  *
1403  * @return  array    The options or
1404  *          boolean  false in case of an error.
1405  *
1406  * @author  rabus
1407  */
1408 function PMA_getEnumSetOptions($type_def)
1409 {
1410     $open = strpos($type_def, '(');
1411     $close = strrpos($type_def, ')');
1412     if (!$open || !$close) {
1413         return false;
1414     }
1415     $options = substr($type_def, $open + 2, $close - $open - 3);
1416     $options = explode('\',\'', $options);
1417     return $options;
1418 } // end of the 'PMA_getEnumSetOptions' function
1419
1420 /**
1421  * Writes localised date
1422  *
1423  * @param   string   the current timestamp
1424  *
1425  * @return  string   the formatted date
1426  *
1427  * @access  public
1428  */
1429 function PMA_localisedDate($timestamp = -1, $format = '')
1430 {
1431     global $datefmt, $month, $day_of_week;
1432
1433     if ($format == '') {
1434         $format = $datefmt;
1435     }
1436
1437     if ($timestamp == -1) {
1438         $timestamp = time();
1439     }
1440
1441     $date = preg_replace('@%[aA]@', $day_of_week[(int)strftime('%w', $timestamp)], $format);
1442     $date = preg_replace('@%[bB]@', $month[(int)strftime('%m', $timestamp)-1], $date);
1443
1444     return strftime($date, $timestamp);
1445 } // end of the 'PMA_localisedDate()' function
1446
1447
1448 /**
1449  * returns a tab for tabbed navigation.
1450  * If the variables $link and $args ar left empty, an inactive tab is created
1451  *
1452  * @uses    $GLOBALS['PMA_PHP_SELF']
1453  * @uses    $GLOBALS['strEmpty']
1454  * @uses    $GLOBALS['strDrop']
1455  * @uses    $GLOBALS['active_page']
1456  * @uses    $GLOBALS['url_query']
1457  * @uses    $cfg['MainPageIconic']
1458  * @uses    $GLOBALS['pmaThemeImage']
1459  * @uses    PMA_generate_common_url()
1460  * @uses    E_USER_NOTICE
1461  * @uses    htmlentities()
1462  * @uses    urlencode()
1463  * @uses    sprintf()
1464  * @uses    trigger_error()
1465  * @uses    array_merge()
1466  * @uses    basename()
1467  * @param   array   $tab    array with all options
1468  * @return  string  html code for one tab, a link if valid otherwise a span
1469  * @access  public
1470  */
1471 function PMA_getTab($tab)
1472 {
1473     // default values
1474     $defaults = array(
1475         'text'      => '',
1476         'class'     => '',
1477         'active'    => false,
1478         'link'      => '',
1479         'sep'       => '?',
1480         'attr'      => '',
1481         'args'      => '',
1482         'warning'   => '',
1483         'fragment'  => '',
1484     );
1485
1486     $tab = array_merge($defaults, $tab);
1487
1488     // determine additionnal style-class
1489     if (empty($tab['class'])) {
1490         if ($tab['text'] == $GLOBALS['strEmpty']
1491             || $tab['text'] == $GLOBALS['strDrop']) {
1492             $tab['class'] = 'caution';
1493         } elseif (!empty($tab['active'])
1494           || (isset($GLOBALS['active_page'])
1495                && $GLOBALS['active_page'] == $tab['link'])
1496           || (basename($GLOBALS['PMA_PHP_SELF']) == $tab['link'] && empty($tab['warning'])))
1497         {
1498             $tab['class'] = 'active';
1499         }
1500     }
1501
1502     if (!empty($tab['warning'])) {
1503         $tab['class'] .= ' warning';
1504         $tab['attr'] .= ' title="' . htmlspecialchars($tab['warning']) . '"';
1505     }
1506
1507     // build the link
1508     if (!empty($tab['link'])) {
1509         $tab['link'] = htmlentities($tab['link']);
1510         $tab['link'] = $tab['link'] . $tab['sep']
1511             .(empty($GLOBALS['url_query']) ?
1512                 PMA_generate_common_url() : $GLOBALS['url_query']);
1513         if (!empty($tab['args'])) {
1514             foreach ($tab['args'] as $param => $value) {
1515                 $tab['link'] .= '&amp;' . urlencode($param) . '='
1516                     . urlencode($value);
1517             }
1518         }
1519     }
1520
1521     if (! empty($tab['fragment'])) {
1522         $tab['link'] .= $tab['fragment'];
1523     }
1524
1525     // display icon, even if iconic is disabled but the link-text is missing
1526     if (($GLOBALS['cfg']['MainPageIconic'] || empty($tab['text']))
1527         && isset($tab['icon'])) {
1528         $image = '<img class="icon" src="' . htmlentities($GLOBALS['pmaThemeImage'])
1529             .'%1$s" width="16" height="16" alt="%2$s" />%2$s';
1530         $tab['text'] = sprintf($image, htmlentities($tab['icon']), $tab['text']);
1531     }
1532     // check to not display an empty link-text
1533     elseif (empty($tab['text'])) {
1534         $tab['text'] = '?';
1535         trigger_error('empty linktext in function ' . __FUNCTION__ . '()',
1536             E_USER_NOTICE);
1537     }
1538
1539     $out = '<li' . ($tab['class'] == 'active' ? ' class="active"' : '') . '>';
1540
1541     if (!empty($tab['link'])) {
1542         $out .= '<a class="tab' . htmlentities($tab['class']) . '"'
1543             .' href="' . $tab['link'] . '" ' . $tab['attr'] . '>'
1544             . $tab['text'] . '</a>';
1545     } else {
1546         $out .= '<span class="tab' . htmlentities($tab['class']) . '">'
1547             . $tab['text'] . '</span>';
1548     }
1549
1550     $out .= '</li>';
1551     return $out;
1552 } // end of the 'PMA_getTab()' function
1553
1554 /**
1555  * returns html-code for a tab navigation
1556  *
1557  * @uses    PMA_getTab()
1558  * @uses    htmlentities()
1559  * @param   array   $tabs   one element per tab
1560  * @param   string  $tag_id id used for the html-tag
1561  * @return  string  html-code for tab-navigation
1562  */
1563 function PMA_getTabs($tabs, $tag_id = 'topmenu')
1564 {
1565     $tab_navigation =
1566          '<div id="' . htmlentities($tag_id) . 'container">' . "\n"
1567         .'<ul id="' . htmlentities($tag_id) . '">' . "\n";
1568
1569     foreach ($tabs as $tab) {
1570         $tab_navigation .= PMA_getTab($tab) . "\n";
1571     }
1572
1573     $tab_navigation .=
1574          '</ul>' . "\n"
1575         .'<div class="clearfloat"></div>'
1576         .'</div>' . "\n";
1577
1578     return $tab_navigation;
1579 }
1580
1581
1582 /**
1583  * Displays a link, or a button if the link's URL is too large, to
1584  * accommodate some browsers' limitations
1585  *
1586  * @param  string  the URL
1587  * @param  string  the link message
1588  * @param  mixed   $tag_params  string: js confirmation
1589  *                              array: additional tag params (f.e. style="")
1590  * @param  boolean $new_form    we set this to false when we are already in
1591  *                              a  form, to avoid generating nested forms
1592  *
1593  * @return string  the results to be echoed or saved in an array
1594  */
1595 function PMA_linkOrButton($url, $message, $tag_params = array(),
1596     $new_form = true, $strip_img = false, $target = '')
1597 {
1598     if (! is_array($tag_params)) {
1599         $tmp = $tag_params;
1600         $tag_params = array();
1601         if (!empty($tmp)) {
1602             $tag_params['onclick'] = 'return confirmLink(this, \'' . $tmp . '\')';
1603         }
1604         unset($tmp);
1605     }
1606     if (! empty($target)) {
1607         $tag_params['target'] = htmlentities($target);
1608     }
1609
1610     $tag_params_strings = array();
1611     foreach ($tag_params as $par_name => $par_value) {
1612         // htmlspecialchars() only on non javascript
1613         $par_value = substr($par_name, 0, 2) == 'on'
1614             ? $par_value
1615             : htmlspecialchars($par_value);
1616         $tag_params_strings[] = $par_name . '="' . $par_value . '"';
1617     }
1618
1619     // previously the limit was set to 2047, it seems 1000 is better
1620     if (strlen($url) <= 1000) {
1621         // no whitespace within an <a> else Safari will make it part of the link
1622         $ret = "\n" . '<a href="' . $url . '" '
1623             . implode(' ', $tag_params_strings) . '>'
1624             . $message . '</a>' . "\n";
1625     } else {
1626         // no spaces (linebreaks) at all
1627         // or after the hidden fields
1628         // IE will display them all
1629
1630         // add class=link to submit button
1631         if (empty($tag_params['class'])) {
1632             $tag_params['class'] = 'link';
1633         }
1634
1635         // decode encoded url separators
1636         $separator   = PMA_get_arg_separator();
1637         // on most places separator is still hard coded ...
1638         if ($separator !== '&') {
1639             // ... so always replace & with $separator
1640             $url         = str_replace(htmlentities('&'), $separator, $url);
1641             $url         = str_replace('&', $separator, $url);
1642         }
1643         $url         = str_replace(htmlentities($separator), $separator, $url);
1644         // end decode
1645
1646         $url_parts   = parse_url($url);
1647         $query_parts = explode($separator, $url_parts['query']);
1648         if ($new_form) {
1649             $ret = '<form action="' . $url_parts['path'] . '" class="link"'
1650                  . ' method="post"' . $target . ' style="display: inline;">';
1651             $subname_open   = '';
1652             $subname_close  = '';
1653             $submit_name    = '';
1654         } else {
1655             $query_parts[] = 'redirect=' . $url_parts['path'];
1656             if (empty($GLOBALS['subform_counter'])) {
1657                 $GLOBALS['subform_counter'] = 0;
1658             }
1659             $GLOBALS['subform_counter']++;
1660             $ret            = '';
1661             $subname_open   = 'subform[' . $GLOBALS['subform_counter'] . '][';
1662             $subname_close  = ']';
1663             $submit_name    = ' name="usesubform[' . $GLOBALS['subform_counter'] . ']"';
1664         }
1665         foreach ($query_parts as $query_pair) {
1666             list($eachvar, $eachval) = explode('=', $query_pair);
1667             $ret .= '<input type="hidden" name="' . $subname_open . $eachvar
1668                 . $subname_close . '" value="'
1669                 . htmlspecialchars(urldecode($eachval)) . '" />';
1670         } // end while
1671
1672         if (stristr($message, '<img')) {
1673             if ($strip_img) {
1674                 $message = trim(strip_tags($message));
1675                 $ret .= '<input type="submit"' . $submit_name . ' '
1676                     . implode(' ', $tag_params_strings)
1677                     . ' value="' . htmlspecialchars($message) . '" />';
1678             } else {
1679                 $ret .= '<input type="image"' . $submit_name . ' '
1680                     . implode(' ', $tag_params_strings)
1681                     . ' src="' . preg_replace(
1682                         '/^.*\ssrc="([^"]*)".*$/si', '\1', $message) . '"'
1683                     . ' value="' . htmlspecialchars(
1684                         preg_replace('/^.*\salt="([^"]*)".*$/si', '\1',
1685                             $message))
1686                     . '" />';
1687             }
1688         } else {
1689             $message = trim(strip_tags($message));
1690             $ret .= '<input type="submit"' . $submit_name . ' '
1691                 . implode(' ', $tag_params_strings)
1692                 . ' value="' . htmlspecialchars($message) . '" />';
1693         }
1694         if ($new_form) {
1695             $ret .= '</form>';
1696         }
1697     } // end if... else...
1698
1699         return $ret;
1700 } // end of the 'PMA_linkOrButton()' function
1701
1702
1703 /**
1704  * Returns a given timespan value in a readable format.
1705  *
1706  * @uses    $GLOBALS['timespanfmt']
1707  * @uses    sprintf()
1708  * @uses    floor()
1709  * @param  int     the timespan
1710  *
1711  * @return string  the formatted value
1712  */
1713 function PMA_timespanFormat($seconds)
1714 {
1715     $return_string = '';
1716     $days = floor($seconds / 86400);
1717     if ($days > 0) {
1718         $seconds -= $days * 86400;
1719     }
1720     $hours = floor($seconds / 3600);
1721     if ($days > 0 || $hours > 0) {
1722         $seconds -= $hours * 3600;
1723     }
1724     $minutes = floor($seconds / 60);
1725     if ($days > 0 || $hours > 0 || $minutes > 0) {
1726         $seconds -= $minutes * 60;
1727     }
1728     return sprintf($GLOBALS['timespanfmt'], (string)$days, (string)$hours, (string)$minutes, (string)$seconds);
1729 }
1730
1731 /**
1732  * Takes a string and outputs each character on a line for itself. Used
1733  * mainly for horizontalflipped display mode.
1734  * Takes care of special html-characters.
1735  * Fulfills todo-item
1736  * http://sf.net/tracker/?func=detail&aid=544361&group_id=23067&atid=377411
1737  *
1738  * @todo    add a multibyte safe function PMA_STR_split()
1739  * @uses    strlen
1740  * @param   string   The string
1741  * @param   string   The Separator (defaults to "<br />\n")
1742  *
1743  * @access  public
1744  * @author  Garvin Hicking <me@supergarv.de>
1745  * @return  string      The flipped string
1746  */
1747 function PMA_flipstring($string, $Separator = "<br />\n")
1748 {
1749     $format_string = '';
1750     $charbuff = false;
1751
1752     for ($i = 0; $i < strlen($string); $i++) {
1753         $char = $string{$i};
1754         $append = false;
1755
1756         if ($char == '&') {
1757             $format_string .= $charbuff;
1758             $charbuff = $char;
1759             $append = true;
1760         } elseif (!empty($charbuff)) {
1761             $charbuff .= $char;
1762         } elseif ($char == ';' && !empty($charbuff)) {
1763             $format_string .= $charbuff;
1764             $charbuff = false;
1765             $append = true;
1766         } else {
1767             $format_string .= $char;
1768             $append = true;
1769         }
1770
1771         if ($append && ($i != strlen($string))) {
1772             $format_string .= $Separator;
1773         }
1774     }
1775
1776     return $format_string;
1777 }
1778
1779
1780 /**
1781  * Function added to avoid path disclosures.
1782  * Called by each script that needs parameters, it displays
1783  * an error message and, by default, stops the execution.
1784  *
1785  * Not sure we could use a strMissingParameter message here,
1786  * would have to check if the error message file is always available
1787  *
1788  * @todo    localize error message
1789  * @todo    use PMA_fatalError() if $die === true?
1790  * @uses    PMA_getenv()
1791  * @uses    header_meta_style.inc.php
1792  * @uses    $GLOBALS['PMA_PHP_SELF']
1793  * basename
1794  * @param   array   The names of the parameters needed by the calling
1795  *                  script.
1796  * @param   boolean Stop the execution?
1797  *                  (Set this manually to false in the calling script
1798  *                   until you know all needed parameters to check).
1799  * @param   boolean Whether to include this list in checking for special params.
1800  * @global  string  path to current script
1801  * @global  boolean flag whether any special variable was required
1802  *
1803  * @access  public
1804  * @author  Marc Delisle (lem9@users.sourceforge.net)
1805  */
1806 function PMA_checkParameters($params, $die = true, $request = true)
1807 {
1808     global $checked_special;
1809
1810     if (!isset($checked_special)) {
1811         $checked_special = false;
1812     }
1813
1814     $reported_script_name = basename($GLOBALS['PMA_PHP_SELF']);
1815     $found_error = false;
1816     $error_message = '';
1817
1818     foreach ($params as $param) {
1819         if ($request && $param != 'db' && $param != 'table') {
1820             $checked_special = true;
1821         }
1822
1823         if (!isset($GLOBALS[$param])) {
1824             $error_message .= $reported_script_name
1825                 . ': Missing parameter: ' . $param
1826                 . ' <a href="./Documentation.html#faqmissingparameters"'
1827                 . ' target="documentation"> (FAQ 2.8)</a><br />';
1828             $found_error = true;
1829         }
1830     }
1831     if ($found_error) {
1832         /**
1833          * display html meta tags
1834          */
1835         require_once './libraries/header_meta_style.inc.php';
1836         echo '</head><body><p>' . $error_message . '</p></body></html>';
1837         if ($die) {
1838             exit();
1839         }
1840     }
1841 } // end function
1842
1843 /**
1844  * Function to generate unique condition for specified row.
1845  *
1846  * @uses    PMA_MYSQL_INT_VERSION
1847  * @uses    $GLOBALS['analyzed_sql'][0]
1848  * @uses    PMA_DBI_field_flags()
1849  * @uses    PMA_backquote()
1850  * @uses    PMA_sqlAddslashes()
1851  * @uses    stristr()
1852  * @uses    bin2hex()
1853  * @uses    preg_replace()
1854  * @param   resource    $handle         current query result
1855  * @param   integer     $fields_cnt     number of fields
1856  * @param   array       $fields_meta    meta information about fields
1857  * @param   array       $row            current row
1858  * @param   boolean     $force_unique   generate condition only on pk or unique
1859  *
1860  * @access  public
1861  * @author  Michal Cihar (michal@cihar.com) and others...
1862  * @return  string      calculated condition
1863  */
1864 function PMA_getUniqueCondition($handle, $fields_cnt, $fields_meta, $row, $force_unique=false)
1865 {
1866     $primary_key          = '';
1867     $unique_key           = '';
1868     $nonprimary_condition = '';
1869     $preferred_condition = '';
1870
1871     for ($i = 0; $i < $fields_cnt; ++$i) {
1872         $condition   = '';
1873         $field_flags = PMA_DBI_field_flags($handle, $i);
1874         $meta        = $fields_meta[$i];
1875
1876         // do not use a column alias in a condition
1877         if (! isset($meta->orgname) || ! strlen($meta->orgname)) {
1878             $meta->orgname = $meta->name;
1879
1880             if (isset($GLOBALS['analyzed_sql'][0]['select_expr'])
1881               && is_array($GLOBALS['analyzed_sql'][0]['select_expr'])) {
1882                 foreach ($GLOBALS['analyzed_sql'][0]['select_expr']
1883                   as $select_expr) {
1884                     // need (string) === (string)
1885                     // '' !== 0 but '' == 0
1886                     if ((string) $select_expr['alias'] === (string) $meta->name) {
1887                         $meta->orgname = $select_expr['column'];
1888                         break;
1889                     } // end if
1890                 } // end foreach
1891             }
1892         }
1893
1894         // Do not use a table alias in a condition.
1895         // Test case is:
1896         // select * from galerie x WHERE
1897         //(select count(*) from galerie y where y.datum=x.datum)>1
1898         //
1899         // But orgtable is present only with mysqli extension so the
1900         // fix is only for mysqli.
1901         if (isset($meta->orgtable) && $meta->table != $meta->orgtable) {
1902             $meta->table = $meta->orgtable;
1903         }
1904
1905         // to fix the bug where float fields (primary or not)
1906         // can't be matched because of the imprecision of
1907         // floating comparison, use CONCAT
1908         // (also, the syntax "CONCAT(field) IS NULL"
1909         // that we need on the next "if" will work)
1910         if ($meta->type == 'real') {
1911             $condition = ' CONCAT(' . PMA_backquote($meta->table) . '.'
1912                 . PMA_backquote($meta->orgname) . ') ';
1913         } else {
1914             // string and blob fields have to be converted using
1915             // the system character set (always utf8) since
1916             // mysql4.1 can use different charset for fields.
1917             if (PMA_MYSQL_INT_VERSION >= 40100
1918               && ($meta->type == 'string' || $meta->type == 'blob')) {
1919                 $condition = ' CONVERT(' . PMA_backquote($meta->table) . '.'
1920                     . PMA_backquote($meta->orgname) . ' USING utf8) ';
1921             } else {
1922                 $condition = ' ' . PMA_backquote($meta->table) . '.'
1923                     . PMA_backquote($meta->orgname) . ' ';
1924             }
1925         } // end if... else...
1926
1927         if (!isset($row[$i]) || is_null($row[$i])) {
1928             $condition .= 'IS NULL AND';
1929         } else {
1930             // timestamp is numeric on some MySQL 4.1
1931             if ($meta->numeric && $meta->type != 'timestamp') {
1932                 $condition .= '= ' . $row[$i] . ' AND';
1933             } elseif ($meta->type == 'blob'
1934                 // hexify only if this is a true not empty BLOB
1935                  && stristr($field_flags, 'BINARY')
1936                  && !empty($row[$i])) {
1937                     // do not waste memory building a too big condition
1938                     if (strlen($row[$i]) < 1000) {
1939                         if (PMA_MYSQL_INT_VERSION < 40002) {
1940                             $condition .= 'LIKE 0x' . bin2hex($row[$i]) . ' AND';
1941                         } else {
1942                             // use a CAST if possible, to avoid problems
1943                             // if the field contains wildcard characters % or _
1944                             $condition .= '= CAST(0x' . bin2hex($row[$i])
1945                                 . ' AS BINARY) AND';
1946                         }
1947                     } else {
1948                         // this blob won't be part of the final condition
1949                         $condition = '';
1950                     }
1951             } else {
1952                 $condition .= '= \''
1953                     . PMA_sqlAddslashes($row[$i], false, true) . '\' AND';
1954             }
1955         }
1956         if ($meta->primary_key > 0) {
1957             $primary_key .= $condition;
1958         } elseif ($meta->unique_key > 0) {
1959             $unique_key  .= $condition;
1960         }
1961         $nonprimary_condition .= $condition;
1962     } // end for
1963
1964     // Correction University of Virginia 19991216:
1965     // prefer primary or unique keys for condition,
1966     // but use conjunction of all values if no primary key
1967     if ($primary_key) {
1968         $preferred_condition = $primary_key;
1969     } elseif ($unique_key) {
1970         $preferred_condition = $unique_key;
1971     } elseif (! $force_unique) {
1972         $preferred_condition = $nonprimary_condition;
1973     }
1974
1975     return preg_replace('|\s?AND$|', '', $preferred_condition);
1976 } // end function
1977
1978 /**
1979  * Generate a button or image tag
1980  *
1981  * @uses    PMA_USR_BROWSER_AGENT
1982  * @uses    $GLOBALS['pmaThemeImage']
1983  * @uses    $GLOBALS['cfg']['PropertiesIconic']
1984  * @param   string      name of button element
1985  * @param   string      class of button element
1986  * @param   string      name of image element
1987  * @param   string      text to display
1988  * @param   string      image to display
1989  *
1990  * @access  public
1991  * @author  Michal Cihar (michal@cihar.com)
1992  */
1993 function PMA_buttonOrImage($button_name, $button_class, $image_name, $text,
1994     $image)
1995 {
1996     /* Opera has trouble with <input type="image"> */
1997     /* IE has trouble with <button> */
1998     if (PMA_USR_BROWSER_AGENT != 'IE') {
1999         echo '<button class="' . $button_class . '" type="submit"'
2000             .' name="' . $button_name . '" value="' . $text . '"'
2001             .' title="' . $text . '">' . "\n"
2002             .'<img class="icon" src="' . $GLOBALS['pmaThemeImage'] . $image . '"'
2003             .' title="' . $text . '" alt="' . $text . '" width="16"'
2004             .' height="16" />'
2005             .($GLOBALS['cfg']['PropertiesIconic'] === 'both' ? '&nbsp;' . $text : '') . "\n"
2006             .'</button>' . "\n";
2007     } else {
2008         echo '<input type="image" name="' . $image_name . '" value="'
2009             . $text . '" title="' . $text . '" src="' . $GLOBALS['pmaThemeImage']
2010             . $image . '" />'
2011             . ($GLOBALS['cfg']['PropertiesIconic'] === 'both' ? '&nbsp;' . $text : '') . "\n";
2012     }
2013 } // end function
2014
2015 /**
2016  * Generate a pagination selector for browsing resultsets
2017  *
2018  * @uses    $GLOBALS['strPageNumber']
2019  * @uses    range()
2020  * @param   string      URL for the JavaScript
2021  * @param   string      Number of rows in the pagination set
2022  * @param   string      current page number
2023  * @param   string      number of total pages
2024  * @param   string      If the number of pages is lower than this
2025  *                      variable, no pages will be ommitted in
2026  *                      pagination
2027  * @param   string      How many rows at the beginning should always
2028  *                      be shown?
2029  * @param   string      How many rows at the end should always
2030  *                      be shown?
2031  * @param   string      Percentage of calculation page offsets to
2032  *                      hop to a next page
2033  * @param   string      Near the current page, how many pages should
2034  *                      be considered "nearby" and displayed as
2035  *                      well?
2036  * @param   string      The prompt to display (sometimes empty)
2037  *
2038  * @access  public
2039  * @author  Garvin Hicking (pma@supergarv.de)
2040  */
2041 function PMA_pageselector($url, $rows, $pageNow = 1, $nbTotalPage = 1,
2042     $showAll = 200, $sliceStart = 5, $sliceEnd = 5, $percent = 20,
2043     $range = 10, $prompt = '')
2044 {
2045     $gotopage = $prompt
2046               . ' <select name="goToPage" onchange="goToUrl(this, \''
2047               . $url . '\');">' . "\n";
2048     if ($nbTotalPage < $showAll) {
2049         $pages = range(1, $nbTotalPage);
2050     } else {
2051         $pages = array();
2052
2053         // Always show first X pages
2054         for ($i = 1; $i <= $sliceStart; $i++) {
2055             $pages[] = $i;
2056         }
2057
2058         // Always show last X pages
2059         for ($i = $nbTotalPage - $sliceEnd; $i <= $nbTotalPage; $i++) {
2060             $pages[] = $i;
2061         }
2062
2063         // garvin: Based on the number of results we add the specified
2064         // $percent percentate to each page number,
2065         // so that we have a representing page number every now and then to
2066         // immideately jump to specific pages.
2067         // As soon as we get near our currently chosen page ($pageNow -
2068         // $range), every page number will be
2069         // shown.
2070         $i = $sliceStart;
2071         $x = $nbTotalPage - $sliceEnd;
2072         $met_boundary = false;
2073         while ($i <= $x) {
2074             if ($i >= ($pageNow - $range) && $i <= ($pageNow + $range)) {
2075                 // If our pageselector comes near the current page, we use 1
2076                 // counter increments
2077                 $i++;
2078                 $met_boundary = true;
2079             } else {
2080                 // We add the percentate increment to our current page to
2081                 // hop to the next one in range
2082                 $i = $i + floor($nbTotalPage / $percent);
2083
2084                 // Make sure that we do not cross our boundaries.
2085                 if ($i > ($pageNow - $range) && !$met_boundary) {
2086                     $i = $pageNow - $range;
2087                 }
2088             }
2089
2090             if ($i > 0 && $i <= $x) {
2091                 $pages[] = $i;
2092             }
2093         }
2094
2095         // Since because of ellipsing of the current page some numbers may be double,
2096         // we unify our array:
2097         sort($pages);
2098         $pages = array_unique($pages);
2099     }
2100
2101     foreach ($pages as $i) {
2102         if ($i == $pageNow) {
2103             $selected = 'selected="selected" style="font-weight: bold"';
2104         } else {
2105             $selected = '';
2106         }
2107         $gotopage .= '                <option ' . $selected . ' value="' . (($i - 1) * $rows) . '">' . $i . '</option>' . "\n";
2108     }
2109
2110     $gotopage .= ' </select>';
2111
2112     return $gotopage;
2113 } // end function
2114
2115
2116 /**
2117  * Generate navigation for a list
2118  *
2119  * @todo    use $pos from $_url_params
2120  * @uses    $GLOBALS['strPageNumber']
2121  * @uses    range()
2122  * @param   integer     number of elements in the list
2123  * @param   integer     current position in the list
2124  * @param   array       url parameters
2125  * @param   string      script name for form target
2126  * @param   string      target frame
2127  * @param   integer     maximum number of elements to display from the list
2128  *
2129  * @access  public
2130  */
2131 function PMA_listNavigator($count, $pos, $_url_params, $script, $frame, $max_count) {
2132
2133     if ($max_count < $count) {
2134         echo 'frame_navigation' == $frame ? '<div id="navidbpageselector">' . "\n" : '';
2135         echo $GLOBALS['strPageNumber'];
2136         echo 'frame_navigation' == $frame ? '<br />' : ' ';
2137
2138         // Move to the beginning or to the previous page
2139         if ($pos > 0) {
2140             // loic1: patch #474210 from Gosha Sakovich - part 1
2141             if ($GLOBALS['cfg']['NavigationBarIconic']) {
2142                 $caption1 = '&lt;&lt;';
2143                 $caption2 = ' &lt; ';
2144                 $title1   = ' title="' . $GLOBALS['strPos1'] . '"';
2145                 $title2   = ' title="' . $GLOBALS['strPrevious'] . '"';
2146             } else {
2147                 $caption1 = $GLOBALS['strPos1'] . ' &lt;&lt;';
2148                 $caption2 = $GLOBALS['strPrevious'] . ' &lt;';
2149                 $title1   = '';
2150                 $title2   = '';
2151             } // end if... else...
2152             $_url_params['pos'] = 0;
2153             echo '<a' . $title1 . ' href="' . $script
2154                 . PMA_generate_common_url($_url_params) . '" target="' . $frame . '">'
2155                 . $caption1 . '</a>';
2156             $_url_params['pos'] = $pos - $max_count;
2157             echo '<a' . $title2 . ' href="' . $script
2158                 . PMA_generate_common_url($_url_params) . '" target="' . $frame . '">'
2159                 . $caption2 . '</a>';
2160         }
2161
2162         echo '<form action="./' . $script . '" method="post">' . "\n";
2163         echo PMA_generate_common_hidden_inputs($_url_params);
2164         echo PMA_pageselector(
2165             $script . PMA_generate_common_url($_url_params) . '&',
2166                 $max_count,
2167                 floor(($pos + 1) / $max_count) + 1,
2168                 ceil($count / $max_count));
2169         echo '</form>';
2170
2171         if ($pos + $max_count < $count) {
2172             if ($GLOBALS['cfg']['NavigationBarIconic']) {
2173                 $caption3 = ' &gt; ';
2174                 $caption4 = '&gt;&gt;';
2175                 $title3   = ' title="' . $GLOBALS['strNext'] . '"';
2176                 $title4   = ' title="' . $GLOBALS['strEnd'] . '"';
2177             } else {
2178                 $caption3 = '&gt; ' . $GLOBALS['strNext'];
2179                 $caption4 = '&gt;&gt; ' . $GLOBALS['strEnd'];
2180                 $title3   = '';
2181                 $title4   = '';
2182             } // end if... else...
2183             $_url_params['pos'] = $pos + $max_count;
2184             echo '<a' . $title3 . ' href="' . $script
2185                 . PMA_generate_common_url($_url_params) . '" target="' . $frame . '">'
2186                 . $caption3 . '</a>';
2187             $_url_params['pos'] = floor($count / $max_count) * $max_count;
2188             if ($_url_params['pos'] == $count) {
2189                 $_url_params['pos'] = $count - $max_count;
2190             }
2191             echo '<a' . $title4 . ' href="' . $script
2192                 . PMA_generate_common_url($_url_params) . '" target="' . $frame . '">'
2193                 . $caption4 . '</a>';
2194         }
2195         echo "\n";
2196         if ('frame_navigation' == $frame) {
2197             echo '</div>' . "\n";
2198         }
2199     }
2200 }
2201
2202 /**
2203  * replaces %u in given path with current user name
2204  *
2205  * example:
2206  * <code>
2207  * $user_dir = PMA_userDir('/var/pma_tmp/%u/'); // '/var/pma_tmp/root/'
2208  *
2209  * </code>
2210  * @uses    $cfg['Server']['user']
2211  * @uses    substr()
2212  * @uses    str_replace()
2213  * @param   string  $dir with wildcard for user
2214  * @return  string  per user directory
2215  */
2216 function PMA_userDir($dir)
2217 {
2218     // add trailing slash
2219     if (substr($dir, -1) != '/') {
2220         $dir .= '/';
2221     }
2222
2223     return str_replace('%u', $GLOBALS['cfg']['Server']['user'], $dir);
2224 }
2225
2226 /**
2227  * returns html code for db link to default db page
2228  *
2229  * @uses    $cfg['DefaultTabDatabase']
2230  * @uses    $GLOBALS['db']
2231  * @uses    $GLOBALS['strJumpToDB']
2232  * @uses    PMA_generate_common_url()
2233  * @uses    PMA_unescape_mysql_wildcards()
2234  * @uses    strlen()
2235  * @uses    sprintf()
2236  * @uses    htmlspecialchars()
2237  * @param   string  $database
2238  * @return  string  html link to default db page
2239  */
2240 function PMA_getDbLink($database = null)
2241 {
2242     if (!strlen($database)) {
2243         if (!strlen($GLOBALS['db'])) {
2244             return '';
2245         }
2246         $database = $GLOBALS['db'];
2247     } else {
2248         $database = PMA_unescape_mysql_wildcards($database);
2249     }
2250
2251     return '<a href="' . $GLOBALS['cfg']['DefaultTabDatabase'] . '?' . PMA_generate_common_url($database) . '"'
2252         .' title="' . sprintf($GLOBALS['strJumpToDB'], htmlspecialchars($database)) . '">'
2253         .htmlspecialchars($database) . '</a>';
2254 }
2255
2256 /**
2257  * Displays a lightbulb hint explaining a known external bug
2258  * that affects a functionality
2259  *
2260  * @uses    PMA_MYSQL_INT_VERSION
2261  * @uses    $GLOBALS['strKnownExternalBug']
2262  * @uses    PMA_showHint()
2263  * @uses    sprintf()
2264  * @param   string  $functionality localized message explaining the func.
2265  * @param   string  $component  'mysql' (eventually, 'php')
2266  * @param   string  $minimum_version of this component
2267  * @param   string  $bugref  bug reference for this component
2268  */
2269 function PMA_externalBug($functionality, $component, $minimum_version, $bugref)
2270 {
2271     if ($component == 'mysql' && PMA_MYSQL_INT_VERSION < $minimum_version) {
2272         echo PMA_showHint(sprintf($GLOBALS['strKnownExternalBug'], $functionality, 'http://bugs.mysql.com/' . $bugref));
2273     }
2274 }
2275 ?>