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  * @uses    $GLOBALS['cfg']['PropertiesIconic']
  72  * @uses    htmlspecialchars()
  73  * @param   string  $icon   name of icon file
  74  * @param   string  $alternate alternate text
  75  * @param   boolean $container include in container
  76  * @param   boolean $$force_text whether to force alternate text to be displayed
  77  * @return          html img tag
  78  */
  79 function PMA_getIcon($icon, $alternate = '', $container = false, $force_text = false)
  80 {
  81     $include_icon = false;
  82     $include_text = false;
  83     $include_box  = false;
  84     $alternate    = htmlspecialchars($alternate);
  85     $button       = '';
  86
  87     if ($GLOBALS['cfg']['PropertiesIconic']) {
  88          $include_icon = true;
  89     }
  90
  91     if ($force_text
  92      || ! (true === $GLOBALS['cfg']['PropertiesIconic'])
  93      || ! $include_icon) {
  94         // $cfg['PropertiesIconic'] is false or both
  95         // OR we have no $include_icon
  96         $include_text = true;
  97     }
  98
  99     if ($include_text && $include_icon && $container) {
 100         // we have icon, text and request for container
 101         $include_box = true;
 102     }
 103
 104     if ($include_box) {
 105         $button .= '<div class="nowrap">';
 106     }
 107
 108     if ($include_icon) {
 109         $button .= '<img src="' . $GLOBALS['pmaThemeImage'] . $icon . '"'
 110             . ' title="' . $alternate . '" alt="' . $alternate . '"'
 111             . ' class="icon" width="16" height="16" />';
 112     }
 113
 114     if ($include_icon && $include_text) {
 115         $button .= ' ';
 116     }
 117
 118     if ($include_text) {
 119         $button .= $alternate;
 120     }
 121
 122     if ($include_box) {
 123         $button .= '</div>';
 124     }
 125
 126     return $button;
 127 }
 128
 129 /**
 130  * Displays the maximum size for an upload
 131  *
 132  * @uses    $GLOBALS['strMaximumSize']
 133  * @uses    PMA_formatByteDown()
 134  * @uses    sprintf()
 135  * @param   integer  the size
 136  *
 137  * @return  string   the message
 138  *
 139  * @access  public
 140  */
 141 function PMA_displayMaximumUploadSize($max_upload_size)
 142 {
 143     list($max_size, $max_unit) = PMA_formatByteDown($max_upload_size);
 144     return '(' . sprintf($GLOBALS['strMaximumSize'], $max_size, $max_unit) . ')';
 145 }
 146
 147 /**
 148  * Generates a hidden field which should indicate to the browser
 149  * the maximum size for upload
 150  *
 151  * @param   integer  the size
 152  *
 153  * @return  string   the INPUT field
 154  *
 155  * @access  public
 156  */
 157  function PMA_generateHiddenMaxFileSize($max_size)
 158  {
 159      return '<input type="hidden" name="MAX_FILE_SIZE" value="' .$max_size . '" />';
 160  }
 161
 162 /**
 163  * Add slashes before "'" and "\" characters so a value containing them can
 164  * be used in a sql comparison.
 165  *
 166  * @uses    str_replace()
 167  * @param   string   the string to slash
 168  * @param   boolean  whether the string will be used in a 'LIKE' clause
 169  *                   (it then requires two more escaped sequences) or not
 170  * @param   boolean  whether to treat cr/lfs as escape-worthy entities
 171  *                   (converts \n to \\n, \r to \\r)
 172  *
 173  * @param   boolean  whether this function is used as part of the
 174  *                   "Create PHP code" dialog
 175  *
 176  * @return  string   the slashed string
 177  *
 178  * @access  public
 179  */
 180 function PMA_sqlAddslashes($a_string = '', $is_like = false, $crlf = false, $php_code = false)
 181 {
 182     if ($is_like) {
 183         $a_string = str_replace('\\', '\\\\\\\\', $a_string);
 184     } else {
 185         $a_string = str_replace('\\', '\\\\', $a_string);
 186     }
 187
 188     if ($crlf) {
 189         $a_string = str_replace("\n", '\n', $a_string);
 190         $a_string = str_replace("\r", '\r', $a_string);
 191         $a_string = str_replace("\t", '\t', $a_string);
 192     }
 193
 194     if ($php_code) {
 195         $a_string = str_replace('\'', '\\\'', $a_string);
 196     } else {
 197         $a_string = str_replace('\'', '\'\'', $a_string);
 198     }
 199
 200     return $a_string;
 201 } // end of the 'PMA_sqlAddslashes()' function
 202
 203
 204 /**
 205  * Add slashes before "_" and "%" characters for using them in MySQL
 206  * database, table and field names.
 207  * Note: This function does not escape backslashes!
 208  *
 209  * @uses    str_replace()
 210  * @param   string   the string to escape
 211  *
 212  * @return  string   the escaped string
 213  *
 214  * @access  public
 215  */
 216 function PMA_escape_mysql_wildcards($name)
 217 {
 218     $name = str_replace('_', '\\_', $name);
 219     $name = str_replace('%', '\\%', $name);
 220
 221     return $name;
 222 } // end of the 'PMA_escape_mysql_wildcards()' function
 223
 224 /**
 225  * removes slashes before "_" and "%" characters
 226  * Note: This function does not unescape backslashes!
 227  *
 228  * @uses    str_replace()
 229  * @param   string   $name  the string to escape
 230  * @return  string   the escaped string
 231  * @access  public
 232  */
 233 function PMA_unescape_mysql_wildcards($name)
 234 {
 235     $name = str_replace('\\_', '_', $name);
 236     $name = str_replace('\\%', '%', $name);
 237
 238     return $name;
 239 } // end of the 'PMA_unescape_mysql_wildcards()' function
 240
 241 /**
 242  * removes quotes (',",`) from a quoted string
 243  *
 244  * checks if the sting is quoted and removes this quotes
 245  *
 246  * @uses    str_replace()
 247  * @uses    substr()
 248  * @param   string  $quoted_string  string to remove quotes from
 249  * @param   string  $quote          type of quote to remove
 250  * @return  string  unqoted string
 251  */
 252 function PMA_unQuote($quoted_string, $quote = null)
 253 {
 254     $quotes = array();
 255
 256     if (null === $quote) {
 257         $quotes[] = '`';
 258         $quotes[] = '"';
 259         $quotes[] = "'";
 260     } else {
 261         $quotes[] = $quote;
 262     }
 263
 264     foreach ($quotes as $quote) {
 265         if (substr($quoted_string, 0, 1) === $quote
 266          && substr($quoted_string, -1, 1) === $quote) {
 267              $unquoted_string = substr($quoted_string, 1, -1);
 268              // replace escaped quotes
 269              $unquoted_string = str_replace($quote . $quote, $quote, $unquoted_string);
 270              return $unquoted_string;
 271          }
 272     }
 273
 274     return $quoted_string;
 275 }
 276
 277 /**
 278  * format sql strings
 279  *
 280  * @todo    move into PMA_Sql
 281  * @uses    PMA_SQP_isError()
 282  * @uses    PMA_SQP_formatHtml()
 283  * @uses    PMA_SQP_formatNone()
 284  * @uses    is_array()
 285  * @param   mixed    pre-parsed SQL structure
 286  *
 287  * @return  string   the formatted sql
 288  *
 289  * @global  array    the configuration array
 290  * @global  boolean  whether the current statement is a multiple one or not
 291  *
 292  * @access  public
 293  *
 294  * @author  Robin Johnson <robbat2@users.sourceforge.net>
 295  */
 296 function PMA_formatSql($parsed_sql, $unparsed_sql = '')
 297 {
 298     global $cfg;
 299
 300     // Check that we actually have a valid set of parsed data
 301     // well, not quite
 302     // first check for the SQL parser having hit an error
 303     if (PMA_SQP_isError()) {
 304         return $parsed_sql;
 305     }
 306     // then check for an array
 307     if (!is_array($parsed_sql)) {
 308         // We don't so just return the input directly
 309         // This is intended to be used for when the SQL Parser is turned off
 310         $formatted_sql = '<pre>' . "\n"
 311                         . (($cfg['SQP']['fmtType'] == 'none' && $unparsed_sql != '') ? $unparsed_sql : $parsed_sql) . "\n"
 312                         . '</pre>';
 313         return $formatted_sql;
 314     }
 315
 316     $formatted_sql        = '';
 317
 318     switch ($cfg['SQP']['fmtType']) {
 319         case 'none':
 320             if ($unparsed_sql != '') {
 321                 $formatted_sql = "<pre>\n" . PMA_SQP_formatNone(array('raw' => $unparsed_sql)) . "\n</pre>";
 322             } else {
 323                 $formatted_sql = PMA_SQP_formatNone($parsed_sql);
 324             }
 325             break;
 326         case 'html':
 327             $formatted_sql = PMA_SQP_formatHtml($parsed_sql, 'color');
 328             break;
 329         case 'text':
 330             //$formatted_sql = PMA_SQP_formatText($parsed_sql);
 331             $formatted_sql = PMA_SQP_formatHtml($parsed_sql, 'text');
 332             break;
 333         default:
 334             break;
 335     } // end switch
 336
 337     return $formatted_sql;
 338 } // end of the "PMA_formatSql()" function
 339
 340
 341 /**
 342  * Displays a link to the official MySQL documentation
 343  *
 344  * @uses    $cfg['MySQLManualType']
 345  * @uses    $cfg['MySQLManualBase']
 346  * @uses    $cfg['ReplaceHelpImg']
 347  * @uses    $GLOBALS['mysql_4_1_doc_lang']
 348  * @uses    $GLOBALS['mysql_5_1_doc_lang']
 349  * @uses    $GLOBALS['mysql_5_0_doc_lang']
 350  * @uses    $GLOBALS['strDocu']
 351  * @uses    $GLOBALS['pmaThemeImage']
 352  * @uses    PMA_MYSQL_INT_VERSION
 353  * @uses    strtolower()
 354  * @uses    str_replace()
 355  * @param string  chapter of "HTML, one page per chapter" documentation
 356  * @param string  contains name of page/anchor that is being linked
 357  * @param bool    whether to use big icon (like in left frame)
 358  *
 359  * @return  string  the html link
 360  *
 361  * @access  public
 362  */
 363 function PMA_showMySQLDocu($chapter, $link, $big_icon = false)
 364 {
 365     global $cfg;
 366
 367     if ($cfg['MySQLManualType'] == 'none' || empty($cfg['MySQLManualBase'])) {
 368         return '';
 369     }
 370
 371     // Fixup for newly used names:
 372     $chapter = str_replace('_', '-', strtolower($chapter));
 373     $link = str_replace('_', '-', strtolower($link));
 374
 375     switch ($cfg['MySQLManualType']) {
 376         case 'chapters':
 377             if (empty($chapter)) {
 378                 $chapter = 'index';
 379             }
 380             $url = $cfg['MySQLManualBase'] . '/' . $chapter . '.html#' . $link;
 381             break;
 382         case 'big':
 383             $url = $cfg['MySQLManualBase'] . '#' . $link;
 384             break;
 385         case 'searchable':
 386             if (empty($link)) {
 387                 $link = 'index';
 388             }
 389             $url = $cfg['MySQLManualBase'] . '/' . $link . '.html';
 390             break;
 391         case 'viewable':
 392         default:
 393             if (empty($link)) {
 394                 $link = 'index';
 395             }
 396             $mysql = '5.0';
 397             $lang = 'en';
 398             if (defined('PMA_MYSQL_INT_VERSION')) {
 399                 if (PMA_MYSQL_INT_VERSION >= 50100) {
 400                     $mysql = '5.1';
 401                     if (!empty($GLOBALS['mysql_5_1_doc_lang'])) {
 402                         $lang = $GLOBALS['mysql_5_1_doc_lang'];
 403                     }
 404                 } elseif (PMA_MYSQL_INT_VERSION >= 50000) {
 405                     $mysql = '5.0';
 406                     if (!empty($GLOBALS['mysql_5_0_doc_lang'])) {
 407                         $lang = $GLOBALS['mysql_5_0_doc_lang'];
 408                     }
 409                 }
 410             }
 411             $url = $cfg['MySQLManualBase'] . '/' . $mysql . '/' . $lang . '/' . $link . '.html';
 412             break;
 413     }
 414
 415     if ($big_icon) {
 416         return '<a href="' . $url . '" target="mysql_doc"><img class="icon" src="' . $GLOBALS['pmaThemeImage'] . 'b_sqlhelp.png" width="16" height="16" alt="' . $GLOBALS['strDocu'] . '" title="' . $GLOBALS['strDocu'] . '" /></a>';
 417     } elseif ($GLOBALS['cfg']['ReplaceHelpImg']) {
 418         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>';
 419     } else {
 420         return '[<a href="' . $url . '" target="mysql_doc">' . $GLOBALS['strDocu'] . '</a>]';
 421     }
 422 } // end of the 'PMA_showMySQLDocu()' function
 423
 424 /**
 425  * returns HTML for a footnote marker and add the messsage to the footnotes
 426  *
 427  * @uses    $GLOBALS['footnotes']
 428  * @param   string   the error message
 429  * @return  string html code for a footnote marker
 430  * @access  public
 431  */
 432 function PMA_showHint($message, $bbcode = false, $type = 'notice')
 433 {
 434     if ($message instanceof PMA_Message) {
 435         $key = $message->getHash();
 436         $type = $message->getLevel();
 437     } else {
 438         $key = md5($message);
 439     }
 440
 441     if (! isset($GLOBALS['footnotes'][$key])) {
 442         $nr = count($GLOBALS['footnotes']) + 1;
 443         $GLOBALS['footnotes'][$key] = array(
 444             'note' => $message,
 445             'type' => $type,
 446             'nr'   => $nr,
 447         );
 448     } else {
 449         $nr = $GLOBALS['footnotes'][$key]['nr'];
 450     }
 451
 452     if ($bbcode) {
 453         return '[sup]' . $nr . '[/sup]';
 454     }
 455
 456     return '<sup class="footnotemarker" name="footnote_' . $nr . '">' . $nr . '</sup>';
 457 }
 458
 459 /**
 460  * Displays a MySQL error message in the right frame.
 461  *
 462  * @uses    footer.inc.php
 463  * @uses    header.inc.php
 464  * @uses    $GLOBALS['sql_query']
 465  * @uses    $GLOBALS['strError']
 466  * @uses    $GLOBALS['strSQLQuery']
 467  * @uses    $GLOBALS['pmaThemeImage']
 468  * @uses    $GLOBALS['strEdit']
 469  * @uses    $GLOBALS['strMySQLSaid']
 470  * @uses    $GLOBALS['cfg']['PropertiesIconic']
 471  * @uses    $GLOBALS['cfg']['MaxCharactersInDisplayedSQL']
 472  * @uses    PMA_backquote()
 473  * @uses    PMA_DBI_getError()
 474  * @uses    PMA_formatSql()
 475  * @uses    PMA_generate_common_hidden_inputs()
 476  * @uses    PMA_generate_common_url()
 477  * @uses    PMA_showMySQLDocu()
 478  * @uses    PMA_sqlAddslashes()
 479  * @uses    PMA_SQP_isError()
 480  * @uses    PMA_SQP_parse()
 481  * @uses    PMA_SQP_getErrorString()
 482  * @uses    strtolower()
 483  * @uses    urlencode()
 484  * @uses    str_replace()
 485  * @uses    nl2br()
 486  * @uses    substr()
 487  * @uses    preg_replace()
 488  * @uses    preg_match()
 489  * @uses    explode()
 490  * @uses    implode()
 491  * @uses    is_array()
 492  * @uses    function_exists()
 493  * @uses    htmlspecialchars()
 494  * @uses    trim()
 495  * @uses    strstr()
 496  * @param   string   the error message
 497  * @param   string   the sql query that failed
 498  * @param   boolean  whether to show a "modify" link or not
 499  * @param   string   the "back" link url (full path is not required)
 500  * @param   boolean  EXIT the page?
 501  *
 502  * @global  string    the curent table
 503  * @global  string    the current db
 504  *
 505  * @access  public
 506  */
 507 function PMA_mysqlDie($error_message = '', $the_query = '',
 508                         $is_modify_link = true, $back_url = '', $exit = true)
 509 {
 510     global $table, $db;
 511
 512     /**
 513      * start http output, display html headers
 514      */
 515     require_once './libraries/header.inc.php';
 516
 517     if (!$error_message) {
 518         $error_message = PMA_DBI_getError();
 519     }
 520     if (!$the_query && !empty($GLOBALS['sql_query'])) {
 521         $the_query = $GLOBALS['sql_query'];
 522     }
 523
 524     // --- Added to solve bug #641765
 525     // Robbat2 - 12 January 2003, 9:46PM
 526     // Revised, Robbat2 - 13 January 2003, 2:59PM
 527     if (!function_exists('PMA_SQP_isError') || PMA_SQP_isError()) {
 528         $formatted_sql = htmlspecialchars($the_query);
 529     } elseif (empty($the_query) || trim($the_query) == '') {
 530         $formatted_sql = '';
 531     } else {
 532         if (strlen($the_query) > $GLOBALS['cfg']['MaxCharactersInDisplayedSQL']) {
 533             $formatted_sql = substr($the_query, 0, $GLOBALS['cfg']['MaxCharactersInDisplayedSQL']) . '[...]';
 534         } else {
 535             $formatted_sql = PMA_formatSql(PMA_SQP_parse($the_query), $the_query);
 536         }
 537     }
 538     // ---
 539     echo "\n" . '<!-- PMA-SQL-ERROR -->' . "\n";
 540     echo '    <div class="error"><h1>' . $GLOBALS['strError'] . '</h1>' . "\n";
 541     // if the config password is wrong, or the MySQL server does not
 542     // respond, do not show the query that would reveal the
 543     // username/password
 544     if (!empty($the_query) && !strstr($the_query, 'connect')) {
 545         // --- Added to solve bug #641765
 546         // Robbat2 - 12 January 2003, 9:46PM
 547         // Revised, Robbat2 - 13 January 2003, 2:59PM
 548         if (function_exists('PMA_SQP_isError') && PMA_SQP_isError()) {
 549             echo PMA_SQP_getErrorString() . "\n";
 550             echo '<br />' . "\n";
 551         }
 552         // ---
 553         // modified to show me the help on sql errors (Michael Keck)
 554         echo '    <p><strong>' . $GLOBALS['strSQLQuery'] . ':</strong>' . "\n";
 555         if (strstr(strtolower($formatted_sql), 'select')) { // please show me help to the error on select
 556             echo PMA_showMySQLDocu('SQL-Syntax', 'SELECT');
 557         }
 558         if ($is_modify_link) {
 559             $_url_params = array(
 560                 'sql_query' => $the_query,
 561                 'show_query' => 1,
 562             );
 563             if (strlen($table)) {
 564                 $_url_params['db'] = $db;
 565                 $_url_params['table'] = $table;
 566                 $doedit_goto = '<a href="tbl_sql.php?' . PMA_generate_common_url($_url_params) . '">';
 567             } elseif (strlen($db)) {
 568                 $_url_params['db'] = $db;
 569                 $doedit_goto = '<a href="db_sql.php?' . PMA_generate_common_url($_url_params) . '">';
 570             } else {
 571                 $doedit_goto = '<a href="server_sql.php?' . PMA_generate_common_url($_url_params) . '">';
 572             }
 573
 574             echo $doedit_goto
 575                . PMA_getIcon('b_edit.png', $GLOBALS['strEdit'])
 576                . '</a>';
 577         } // end if
 578         echo '    </p>' . "\n"
 579             .'    <p>' . "\n"
 580             .'        ' . $formatted_sql . "\n"
 581             .'    </p>' . "\n";
 582     } // end if
 583
 584     $tmp_mysql_error = ''; // for saving the original $error_message
 585     if (!empty($error_message)) {
 586         $tmp_mysql_error = strtolower($error_message); // save the original $error_message
 587         $error_message = htmlspecialchars($error_message);
 588         $error_message = preg_replace("@((\015\012)|(\015)|(\012)){3,}@", "\n\n", $error_message);
 589     }
 590     // modified to show me the help on error-returns (Michael Keck)
 591     // (now error-messages-server)
 592     echo '<p>' . "\n"
 593             . '    <strong>' . $GLOBALS['strMySQLSaid'] . '</strong>'
 594             . PMA_showMySQLDocu('Error-messages-server', 'Error-messages-server')
 595             . "\n"
 596             . '</p>' . "\n";
 597
 598     // The error message will be displayed within a CODE segment.
 599     // To preserve original formatting, but allow wordwrapping, we do a couple of replacements
 600
 601     // Replace all non-single blanks with their HTML-counterpart
 602     $error_message = str_replace('  ', '&nbsp;&nbsp;', $error_message);
 603     // Replace TAB-characters with their HTML-counterpart
 604     $error_message = str_replace("\t", '&nbsp;&nbsp;&nbsp;&nbsp;', $error_message);
 605     // Replace linebreaks
 606     $error_message = nl2br($error_message);
 607
 608     echo '<code>' . "\n"
 609         . $error_message . "\n"
 610         . '</code><br />' . "\n";
 611     echo '</div>';
 612
 613     if ($exit) {
 614         if (! empty($back_url)) {
 615             if (strstr($back_url, '?')) {
 616                 $back_url .= '&amp;no_history=true';
 617             } else {
 618                 $back_url .= '?no_history=true';
 619             }
 620             echo '<fieldset class="tblFooters">';
 621             echo '[ <a href="' . $back_url . '">' . $GLOBALS['strBack'] . '</a> ]';
 622             echo '</fieldset>' . "\n\n";
 623         }
 624         /**
 625          * display footer and exit
 626          */
 627         require_once './libraries/footer.inc.php';
 628     }
 629 } // end of the 'PMA_mysqlDie()' function
 630
 631 /**
 632  * Send HTTP header, taking IIS limits into account (600 seems ok)
 633  *
 634  * @uses    PMA_IS_IIS
 635  * @uses    PMA_COMING_FROM_COOKIE_LOGIN
 636  * @uses    PMA_get_arg_separator()
 637  * @uses    SID
 638  * @uses    strlen()
 639  * @uses    strpos()
 640  * @uses    header()
 641  * @uses    session_write_close()
 642  * @uses    headers_sent()
 643  * @uses    function_exists()
 644  * @uses    debug_print_backtrace()
 645  * @uses    trigger_error()
 646  * @uses    defined()
 647  * @param   string   $uri the header to send
 648  * @return  boolean  always true
 649  */
 650 function PMA_sendHeaderLocation($uri)
 651 {
 652     if (PMA_IS_IIS && strlen($uri) > 600) {
 653
 654         echo '<html><head><title>- - -</title>' . "\n";
 655         echo '<meta http-equiv="expires" content="0">' . "\n";
 656         echo '<meta http-equiv="Pragma" content="no-cache">' . "\n";
 657         echo '<meta http-equiv="Cache-Control" content="no-cache">' . "\n";
 658         echo '<meta http-equiv="Refresh" content="0;url=' .$uri . '">' . "\n";
 659         echo '<script type="text/javascript">' . "\n";
 660         echo '//<![CDATA[' . "\n";
 661         echo 'setTimeout("window.location = unescape(\'"' . $uri . '"\')", 2000);' . "\n";
 662         echo '//]]>' . "\n";
 663         echo '</script>' . "\n";
 664         echo '</head>' . "\n";
 665         echo '<body>' . "\n";
 666         echo '<script type="text/javascript">' . "\n";
 667         echo '//<![CDATA[' . "\n";
 668         echo 'document.write(\'<p><a href="' . $uri . '">' . $GLOBALS['strGo'] . '</a></p>\');' . "\n";
 669         echo '//]]>' . "\n";
 670         echo '</script></body></html>' . "\n";
 671
 672     } else {
 673         if (SID) {
 674             if (strpos($uri, '?') === false) {
 675                 header('Location: ' . $uri . '?' . SID);
 676             } else {
 677                 $separator = PMA_get_arg_separator();
 678                 header('Location: ' . $uri . $separator . SID);
 679             }
 680         } else {
 681             session_write_close();
 682             if (headers_sent()) {
 683                 if (function_exists('debug_print_backtrace')) {
 684                     echo '<pre>';
 685                     debug_print_backtrace();
 686                     echo '</pre>';
 687                 }
 688                 trigger_error('PMA_sendHeaderLocation called when headers are already sent!', E_USER_ERROR);
 689             }
 690             // bug #1523784: IE6 does not like 'Refresh: 0', it
 691             // results in a blank page
 692             // but we need it when coming from the cookie login panel)
 693             if (PMA_IS_IIS && defined('PMA_COMING_FROM_COOKIE_LOGIN')) {
 694                 header('Refresh: 0; ' . $uri);
 695             } else {
 696                 header('Location: ' . $uri);
 697             }
 698         }
 699     }
 700 }
 701
 702 /**
 703  * returns array with tables of given db with extended information and grouped
 704  *
 705  * @uses    $cfg['LeftFrameTableSeparator']
 706  * @uses    $cfg['LeftFrameTableLevel']
 707  * @uses    $cfg['ShowTooltipAliasTB']
 708  * @uses    $cfg['NaturalOrder']
 709  * @uses    PMA_backquote()
 710  * @uses    count()
 711  * @uses    array_merge
 712  * @uses    uksort()
 713  * @uses    strstr()
 714  * @uses    explode()
 715  * @param   string  $db     name of db
 716  * @param   string  $tables name of tables
 717  * return   array   (recursive) grouped table list
 718  */
 719 function PMA_getTableList($db, $tables = null, $limit_offset = 0, $limit_count = false)
 720 {
 721     $sep = $GLOBALS['cfg']['LeftFrameTableSeparator'];
 722
 723     if (null === $tables) {
 724         $tables = PMA_DBI_get_tables_full($db, false, false, null, $limit_offset, $limit_count);
 725         if ($GLOBALS['cfg']['NaturalOrder']) {
 726             uksort($tables, 'strnatcasecmp');
 727         }
 728     }
 729
 730     if (count($tables) < 1) {
 731         return $tables;
 732     }
 733
 734     $default = array(
 735         'Name'      => '',
 736         'Rows'      => 0,
 737         'Comment'   => '',
 738         'disp_name' => '',
 739     );
 740
 741     $table_groups = array();
 742
 743     foreach ($tables as $table_name => $table) {
 744
 745         // check for correct row count
 746         if (null === $table['Rows']) {
 747             // Do not check exact row count here,
 748             // if row count is invalid possibly the table is defect
 749             // and this would break left frame;
 750             // but we can check row count if this is a view,
 751             // since PMA_Table::countRecords() returns a limited row count
 752             // in this case.
 753
 754             // set this because PMA_Table::countRecords() can use it
 755             $tbl_is_view = PMA_Table::isView($db, $table['Name']);
 756
 757             if ($tbl_is_view) {
 758                 $table['Rows'] = PMA_Table::countRecords($db, $table['Name'],
 759                     $return = true);
 760             }
 761         }
 762
 763         // in $group we save the reference to the place in $table_groups
 764         // where to store the table info
 765         if ($GLOBALS['cfg']['LeftFrameDBTree']
 766             && $sep && strstr($table_name, $sep))
 767         {
 768             $parts = explode($sep, $table_name);
 769
 770             $group =& $table_groups;
 771             $i = 0;
 772             $group_name_full = '';
 773             while ($i < count($parts) - 1
 774               && $i < $GLOBALS['cfg']['LeftFrameTableLevel']) {
 775                 $group_name = $parts[$i] . $sep;
 776                 $group_name_full .= $group_name;
 777
 778                 if (!isset($group[$group_name])) {
 779                     $group[$group_name] = array();
 780                     $group[$group_name]['is' . $sep . 'group'] = true;
 781                     $group[$group_name]['tab' . $sep . 'count'] = 1;
 782                     $group[$group_name]['tab' . $sep . 'group'] = $group_name_full;
 783                 } elseif (!isset($group[$group_name]['is' . $sep . 'group'])) {
 784                     $table = $group[$group_name];
 785                     $group[$group_name] = array();
 786                     $group[$group_name][$group_name] = $table;
 787                     unset($table);
 788                     $group[$group_name]['is' . $sep . 'group'] = true;
 789                     $group[$group_name]['tab' . $sep . 'count'] = 1;
 790                     $group[$group_name]['tab' . $sep . 'group'] = $group_name_full;
 791                 } else {
 792                     $group[$group_name]['tab' . $sep . 'count']++;
 793                 }
 794                 $group =& $group[$group_name];
 795                 $i++;
 796             }
 797         } else {
 798             if (!isset($table_groups[$table_name])) {
 799                 $table_groups[$table_name] = array();
 800             }
 801             $group =& $table_groups;
 802         }
 803
 804
 805         if ($GLOBALS['cfg']['ShowTooltipAliasTB']
 806           && $GLOBALS['cfg']['ShowTooltipAliasTB'] !== 'nested') {
 807             // switch tooltip and name
 808             $table['Comment'] = $table['Name'];
 809             $table['disp_name'] = $table['Comment'];
 810         } else {
 811             $table['disp_name'] = $table['Name'];
 812         }
 813
 814         $group[$table_name] = array_merge($default, $table);
 815     }
 816
 817     return $table_groups;
 818 }
 819
 820 /* ----------------------- Set of misc functions ----------------------- */
 821
 822
 823 /**
 824  * Adds backquotes on both sides of a database, table or field name.
 825  * and escapes backquotes inside the name with another backquote
 826  *
 827  * example:
 828  * <code>
 829  * echo PMA_backquote('owner`s db'); // `owner``s db`
 830  *
 831  * </code>
 832  *
 833  * @uses    PMA_backquote()
 834  * @uses    is_array()
 835  * @uses    strlen()
 836  * @uses    str_replace()
 837  * @param   mixed    $a_name    the database, table or field name to "backquote"
 838  *                              or array of it
 839  * @param   boolean  $do_it     a flag to bypass this function (used by dump
 840  *                              functions)
 841  * @return  mixed    the "backquoted" database, table or field name if the
 842  *                   current MySQL release is >= 3.23.6, the original one
 843  *                   else
 844  * @access  public
 845  */
 846 function PMA_backquote($a_name, $do_it = true)
 847 {
 848     if (! $do_it) {
 849         return $a_name;
 850     }
 851
 852     if (is_array($a_name)) {
 853          $result = array();
 854          foreach ($a_name as $key => $val) {
 855              $result[$key] = PMA_backquote($val);
 856          }
 857          return $result;
 858     }
 859
 860     // '0' is also empty for php :-(
 861     if (strlen($a_name) && $a_name !== '*') {
 862         return '`' . str_replace('`', '``', $a_name) . '`';
 863     } else {
 864         return $a_name;
 865     }
 866 } // end of the 'PMA_backquote()' function
 867
 868
 869 /**
 870  * Defines the <CR><LF> value depending on the user OS.
 871  *
 872  * @uses    PMA_USR_OS
 873  * @return  string   the <CR><LF> value to use
 874  *
 875  * @access  public
 876  */
 877 function PMA_whichCrlf()
 878 {
 879     $the_crlf = "\n";
 880
 881     // The 'PMA_USR_OS' constant is defined in "./libraries/Config.class.php"
 882     // Win case
 883     if (PMA_USR_OS == 'Win') {
 884         $the_crlf = "\r\n";
 885     }
 886     // Others
 887     else {
 888         $the_crlf = "\n";
 889     }
 890
 891     return $the_crlf;
 892 } // end of the 'PMA_whichCrlf()' function
 893
 894 /**
 895  * Reloads navigation if needed.
 896  *
 897  * @uses    $GLOBALS['reload']
 898  * @uses    $GLOBALS['db']
 899  * @uses    PMA_generate_common_url()
 900  * @global  array  configuration
 901  *
 902  * @access  public
 903  */
 904 function PMA_reloadNavigation()
 905 {
 906     global $cfg;
 907
 908     // Reloads the navigation frame via JavaScript if required
 909     if (isset($GLOBALS['reload']) && $GLOBALS['reload']) {
 910         // one of the reasons for a reload is when a table is dropped
 911         // in this case, get rid of the table limit offset, otherwise
 912         // we have a problem when dropping a table on the last page
 913         // and the offset becomes greater than the total number of tables
 914         unset($_SESSION['userconf']['table_limit_offset']);
 915         echo "\n";
 916         $reload_url = './navigation.php?' . PMA_generate_common_url($GLOBALS['db'], '', '&');
 917         ?>
 918 <script type="text/javascript">
 919 //<![CDATA[
 920 if (typeof(window.parent) != 'undefined'
 921     && typeof(window.parent.frame_navigation) != 'undefined') {
 922     window.parent.goTo('<?php echo $reload_url; ?>');
 923 }
 924 //]]>
 925 </script>
 926         <?php
 927         unset($GLOBALS['reload']);
 928     }
 929 }
 930
 931 /**
 932  * displays the message and the query
 933  * usually the message is the result of the query executed
 934  *
 935  * @param   string  $message    the message to display
 936  * @param   string  $sql_query  the query to display
 937  * @global  array   the configuration array
 938  * @uses    $cfg
 939  * @access  public
 940  */
 941 function PMA_showMessage($message, $sql_query = null, $type = 'notice')
 942 {
 943     global $cfg;
 944
 945     if (null === $sql_query) {
 946         if (! empty($GLOBALS['display_query'])) {
 947             $sql_query = $GLOBALS['display_query'];
 948         } elseif ($cfg['SQP']['fmtType'] == 'none' && ! empty($GLOBALS['unparsed_sql'])) {
 949             $sql_query = $GLOBALS['unparsed_sql'];
 950         } elseif (! empty($GLOBALS['sql_query'])) {
 951             $sql_query = $GLOBALS['sql_query'];
 952         } else {
 953             $sql_query = '';
 954         }
 955     }
 956
 957     // Corrects the tooltip text via JS if required
 958     // @todo this is REALLY the wrong place to do this - very unexpected here
 959     if (strlen($GLOBALS['table']) && $cfg['ShowTooltip']) {
 960         $result = PMA_DBI_try_query('SHOW TABLE STATUS FROM ' . PMA_backquote($GLOBALS['db']) . ' LIKE \'' . PMA_sqlAddslashes($GLOBALS['table'], true) . '\'');
 961         if ($result) {
 962             $tbl_status = PMA_DBI_fetch_assoc($result);
 963             $tooltip    = (empty($tbl_status['Comment']))
 964                         ? ''
 965                         : $tbl_status['Comment'] . ' ';
 966             $tooltip .= '(' . PMA_formatNumber($tbl_status['Rows'], 0) . ' ' . $GLOBALS['strRows'] . ')';
 967             PMA_DBI_free_result($result);
 968             $uni_tbl = PMA_jsFormat($GLOBALS['db'] . '.' . $GLOBALS['table'], false);
 969             echo "\n";
 970             echo '<script type="text/javascript">' . "\n";
 971             echo '//<![CDATA[' . "\n";
 972             echo "window.parent.updateTableTitle('" . $uni_tbl . "', '" . PMA_jsFormat($tooltip, false) . "');" . "\n";
 973             echo '//]]>' . "\n";
 974             echo '</script>' . "\n";
 975         } // end if
 976     } // end if ... elseif
 977
 978     // Checks if the table needs to be repaired after a TRUNCATE query.
 979     // @todo what about $GLOBALS['display_query']???
 980     // @todo this is REALLY the wrong place to do this - very unexpected here
 981     if (strlen($GLOBALS['table'])
 982      && $GLOBALS['sql_query'] == 'TRUNCATE TABLE ' . PMA_backquote($GLOBALS['table'])) {
 983         if (!isset($tbl_status)) {
 984             $result = @PMA_DBI_try_query('SHOW TABLE STATUS FROM ' . PMA_backquote($GLOBALS['db']) . ' LIKE \'' . PMA_sqlAddslashes($GLOBALS['table'], true) . '\'');
 985             if ($result) {
 986                 $tbl_status = PMA_DBI_fetch_assoc($result);
 987                 PMA_DBI_free_result($result);
 988             }
 989         }
 990         if (isset($tbl_status) && (int) $tbl_status['Index_length'] > 1024) {
 991             PMA_DBI_try_query('REPAIR TABLE ' . PMA_backquote($GLOBALS['table']));
 992         }
 993     }
 994     unset($tbl_status);
 995
 996     echo '<div align="' . $GLOBALS['cell_align_left'] . '">' . "\n";
 997
 998     if ($message instanceof PMA_Message) {
 999         $message->display();
1000         $type = $message->getLevel();
1001     } else {
1002         echo '<div class="' . $type . '">';
1003         echo PMA_sanitize($message);
1004         if (isset($GLOBALS['special_message'])) {
1005             echo PMA_sanitize($GLOBALS['special_message']);
1006             unset($GLOBALS['special_message']);
1007         }
1008         echo '</div>';
1009     }
1010
1011     if ($cfg['ShowSQL'] == true && ! empty($sql_query)) {
1012         // Html format the query to be displayed
1013         // If we want to show some sql code it is easiest to create it here
1014         /* SQL-Parser-Analyzer */
1015
1016         if (! empty($GLOBALS['show_as_php'])) {
1017             $new_line = '\\n"<br />' . "\n"
1018                 . '&nbsp;&nbsp;&nbsp;&nbsp;. "';
1019             $query_base = htmlspecialchars(addslashes($sql_query));
1020             $query_base = preg_replace('/((\015\012)|(\015)|(\012))/', $new_line, $query_base);
1021         } else {
1022             $query_base = $sql_query;
1023         }
1024
1025         $query_too_big = false;
1026
1027         if (strlen($query_base) > $cfg['MaxCharactersInDisplayedSQL']) {
1028             // when the query is large (for example an INSERT of binary
1029             // data), the parser chokes; so avoid parsing the query
1030             $query_too_big = true;
1031             $query_base = nl2br(htmlspecialchars($sql_query));
1032         } elseif (! empty($GLOBALS['parsed_sql'])
1033          && $query_base == $GLOBALS['parsed_sql']['raw']) {
1034             // (here, use "! empty" because when deleting a bookmark,
1035             // $GLOBALS['parsed_sql'] is set but empty
1036             $parsed_sql = $GLOBALS['parsed_sql'];
1037         } else {
1038             // Parse SQL if needed
1039             $parsed_sql = PMA_SQP_parse($query_base);
1040         }
1041
1042         // Analyze it
1043         if (isset($parsed_sql)) {
1044             $analyzed_display_query = PMA_SQP_analyze($parsed_sql);
1045             // Here we append the LIMIT added for navigation, to
1046             // enable its display. Adding it higher in the code
1047             // to $sql_query would create a problem when
1048             // using the Refresh or Edit links.
1049
1050             // Only append it on SELECTs.
1051
1052             /**
1053              * @todo what would be the best to do when someone hits Refresh:
1054              * use the current LIMITs ?
1055              */
1056
1057             if (isset($analyzed_display_query[0]['queryflags']['select_from'])
1058              && isset($GLOBALS['sql_limit_to_append'])) {
1059                 $query_base = $analyzed_display_query[0]['section_before_limit']
1060                     . "\n" . $GLOBALS['sql_limit_to_append']
1061                     . $analyzed_display_query[0]['section_after_limit'];
1062                 // Need to reparse query
1063                 $parsed_sql = PMA_SQP_parse($query_base);
1064             }
1065         }
1066
1067         if (! empty($GLOBALS['show_as_php'])) {
1068             $query_base = '$sql  = "' . $query_base;
1069         } elseif (! empty($GLOBALS['validatequery'])) {
1070             $query_base = PMA_validateSQL($query_base);
1071         } elseif (isset($parsed_sql)) {
1072             $query_base = PMA_formatSql($parsed_sql, $query_base);
1073         }
1074
1075         // Prepares links that may be displayed to edit/explain the query
1076         // (don't go to default pages, we must go to the page
1077         // where the query box is available)
1078
1079         // Basic url query part
1080         $url_params = array();
1081         if (strlen($GLOBALS['db'])) {
1082             $url_params['db'] = $GLOBALS['db'];
1083             if (strlen($GLOBALS['table'])) {
1084                 $url_params['table'] = $GLOBALS['table'];
1085                 $edit_link = 'tbl_sql.php';
1086             } else {
1087                 $edit_link = 'db_sql.php';
1088             }
1089         } else {
1090             $edit_link = 'server_sql.php';
1091         }
1092
1093         // Want to have the query explained (Mike Beck 2002-05-22)
1094         // but only explain a SELECT (that has not been explained)
1095         /* SQL-Parser-Analyzer */
1096         $explain_link = '';
1097         if (! empty($cfg['SQLQuery']['Explain']) && ! $query_too_big) {
1098             $explain_params = $url_params;
1099             // Detect if we are validating as well
1100             // To preserve the validate uRL data
1101             if (! empty($GLOBALS['validatequery'])) {
1102                 $explain_params['validatequery'] = 1;
1103             }
1104
1105             if (preg_match('@^SELECT[[:space:]]+@i', $sql_query)) {
1106                 $explain_params['sql_query'] = 'EXPLAIN ' . $sql_query;
1107                 $_message = $GLOBALS['strExplain'];
1108             } elseif (preg_match('@^EXPLAIN[[:space:]]+SELECT[[:space:]]+@i', $sql_query)) {
1109                 $explain_params['sql_query'] = substr($sql_query, 8);
1110                 $_message = $GLOBALS['strNoExplain'];
1111             }
1112             if (isset($explain_params['sql_query'])) {
1113                 $explain_link = 'import.php' . PMA_generate_common_url($explain_params);
1114                 $explain_link = ' [' . PMA_linkOrButton($explain_link, $_message) . ']';
1115             }
1116         } //show explain
1117
1118         $url_params['sql_query']  = $sql_query;
1119         $url_params['show_query'] = 1;
1120
1121         if (! empty($cfg['SQLQuery']['Edit']) && ! $query_too_big) {
1122             if ($cfg['EditInWindow'] == true) {
1123                 $onclick = 'window.parent.focus_querywindow(\'' . PMA_jsFormat($sql_query, false) . '\'); return false;';
1124             } else {
1125                 $onclick = '';
1126             }
1127
1128             $edit_link .= PMA_generate_common_url($url_params) . '#querybox';
1129             $edit_link = ' [' . PMA_linkOrButton($edit_link, $GLOBALS['strEdit'], array('onclick' => $onclick)) . ']';
1130         } else {
1131             $edit_link = '';
1132         }
1133
1134         $url_qpart = PMA_generate_common_url($url_params);
1135
1136         // Also we would like to get the SQL formed in some nice
1137         // php-code (Mike Beck 2002-05-22)
1138         if (! empty($cfg['SQLQuery']['ShowAsPHP']) && ! $query_too_big) {
1139             $php_params = $url_params;
1140
1141             if (! empty($GLOBALS['show_as_php'])) {
1142                 $_message = $GLOBALS['strNoPhp'];
1143             } else {
1144                 $php_params['show_as_php'] = 1;
1145                 $_message = $GLOBALS['strPhp'];
1146             }
1147
1148             $php_link = 'import.php' . PMA_generate_common_url($php_params);
1149             $php_link = ' [' . PMA_linkOrButton($php_link, $_message) . ']';
1150
1151             if (isset($GLOBALS['show_as_php'])) {
1152                 $runquery_link = 'import.php' . PMA_generate_common_url($url_params);
1153                 $php_link .= ' [' . PMA_linkOrButton($runquery_link, $GLOBALS['strRunQuery']) . ']';
1154             }
1155         } else {
1156             $php_link = '';
1157         } //show as php
1158
1159         // Refresh query
1160         if (! empty($cfg['SQLQuery']['Refresh'])
1161          && preg_match('@^(SELECT|SHOW)[[:space:]]+@i', $sql_query)) {
1162             $refresh_link = 'import.php' . PMA_generate_common_url($url_params);
1163             $refresh_link = ' [' . PMA_linkOrButton($refresh_link, $GLOBALS['strRefresh']) . ']';
1164         } else {
1165             $refresh_link = '';
1166         } //show as php
1167
1168         if (! empty($cfg['SQLValidator']['use'])
1169          && ! empty($cfg['SQLQuery']['Validate'])) {
1170             $validate_params = $url_params;
1171             if (!empty($GLOBALS['validatequery'])) {
1172                 $validate_message = $GLOBALS['strNoValidateSQL'] ;
1173             } else {
1174                 $validate_params['validatequery'] = 1;
1175                 $validate_message = $GLOBALS['strValidateSQL'] ;
1176             }
1177
1178             $validate_link = 'import.php' . PMA_generate_common_url($validate_params);
1179             $validate_link = ' [' . PMA_linkOrButton($validate_link, $validate_message) . ']';
1180         } else {
1181             $validate_link = '';
1182         } //validator
1183
1184         echo '<code class="sql">';
1185         if ($query_too_big) {
1186             echo substr($query_base, 0, $cfg['MaxCharactersInDisplayedSQL']) . '[...]';
1187         } else {
1188             echo $query_base;
1189         }
1190
1191         //Clean up the end of the PHP
1192         if (! empty($GLOBALS['show_as_php'])) {
1193             echo '";';
1194         }
1195         echo '</code>';
1196
1197         echo '<div class="tools">';
1198         PMA_profilingCheckbox($sql_query);
1199         echo $edit_link . $explain_link . $php_link . $refresh_link . $validate_link;
1200         echo '</div>';
1201     }
1202     echo '</div><br />' . "\n";
1203 } // end of the 'PMA_showMessage()' function
1204
1205 /**
1206  * Verifies if current MySQL server supports profiling
1207  *
1208  * @uses    $_SESSION['profiling_supported'] for caching
1209  * @uses    $GLOBALS['server']
1210  * @uses    PMA_DBI_fetch_value()
1211  * @uses    PMA_MYSQL_INT_VERSION
1212  * @uses    defined()
1213  * @access  public
1214  * @return  boolean whether profiling is supported
1215  *
1216  * @author   Marc Delisle
1217  */
1218 function PMA_profilingSupported()
1219 {
1220     if (! PMA_cacheExists('profiling_supported', true)) {
1221         // 5.0.37 has profiling but for example, 5.1.20 does not
1222         // (avoid a trip to the server for MySQL before 5.0.37)
1223         // and do not set a constant as we might be switching servers
1224         if (defined('PMA_MYSQL_INT_VERSION')
1225          && PMA_MYSQL_INT_VERSION >= 50037
1226          && PMA_DBI_fetch_value("SHOW VARIABLES LIKE 'profiling'")) {
1227             PMA_cacheSet('profiling_supported', true, true);
1228         } else {
1229             PMA_cacheSet('profiling_supported', false, true);
1230         }
1231     }
1232
1233     return PMA_cacheGet('profiling_supported', true);
1234 }
1235
1236 /**
1237  * Displays a form with the Profiling checkbox
1238  *
1239  * @param   string  $sql_query
1240  * @access  public
1241  *
1242  * @author   Marc Delisle
1243  */
1244 function PMA_profilingCheckbox($sql_query)
1245 {
1246     if (PMA_profilingSupported()) {
1247         echo '<form action="sql.php" method="post">' . "\n";
1248         echo PMA_generate_common_hidden_inputs($GLOBALS['db'], $GLOBALS['table']);
1249         echo '<input type="hidden" name="sql_query" value="' . htmlspecialchars($sql_query) . '" />' . "\n";
1250         echo '<input type="hidden" name="profiling_form" value="1" />' . "\n";
1251         echo '<input type="checkbox" name="profiling" id="profiling"' . (isset($_SESSION['profiling']) ? ' checked="checked"' : '') . ' onclick="this.form.submit();" /><label for="profiling">' . $GLOBALS['strProfiling'] . '</label>' . "\n";
1252         echo '<noscript><input type="submit" value="' . $GLOBALS['strGo'] . '" /></noscript>' . "\n";
1253         echo '</form>' . "\n";
1254     }
1255 }
1256
1257 /**
1258  * Displays the results of SHOW PROFILE
1259  *
1260  * @param    array   the results
1261  * @access  public
1262  *
1263  * @author   Marc Delisle
1264  */
1265 function PMA_profilingResults($profiling_results)
1266 {
1267     echo '<fieldset><legend>' . $GLOBALS['strProfiling'] . '</legend>' . "\n";
1268     echo '<table>' . "\n";
1269     echo ' <tr>' .  "\n";
1270     echo '  <th>' . $GLOBALS['strStatus'] . '</th>' . "\n";
1271     echo '  <th>' . $GLOBALS['strTime'] . '</th>' . "\n";
1272     echo ' </tr>' .  "\n";
1273
1274     foreach($profiling_results as $one_result) {
1275         echo ' <tr>' .  "\n";
1276         echo '<td>' . $one_result['Status'] . '</td>' .  "\n";
1277         echo '<td>' . $one_result['Duration'] . '</td>' .  "\n";
1278     }
1279     echo '</table>' . "\n";
1280     echo '</fieldset>' . "\n";
1281 }
1282
1283 /**
1284  * Formats $value to byte view
1285  *
1286  * @param    double   the value to format
1287  * @param    integer  the sensitiveness
1288  * @param    integer  the number of decimals to retain
1289  *
1290  * @return   array    the formatted value and its unit
1291  *
1292  * @access  public
1293  *
1294  * @author   staybyte
1295  * @version  1.2 - 18 July 2002
1296  */
1297 function PMA_formatByteDown($value, $limes = 6, $comma = 0)
1298 {
1299     $dh           = PMA_pow(10, $comma);
1300     $li           = PMA_pow(10, $limes);
1301     $return_value = $value;
1302     $unit         = $GLOBALS['byteUnits'][0];
1303
1304     for ($d = 6, $ex = 15; $d >= 1; $d--, $ex-=3) {
1305         if (isset($GLOBALS['byteUnits'][$d]) && $value >= $li * PMA_pow(10, $ex)) {
1306             // use 1024.0 to avoid integer overflow on 64-bit machines
1307             $value = round($value / (PMA_pow(1024, $d) / $dh)) /$dh;
1308             $unit = $GLOBALS['byteUnits'][$d];
1309             break 1;
1310         } // end if
1311     } // end for
1312
1313     if ($unit != $GLOBALS['byteUnits'][0]) {
1314         // if the unit is not bytes (as represented in current language)
1315         // reformat with max length of 5
1316         // 4th parameter=true means do not reformat if value < 1
1317         $return_value = PMA_formatNumber($value, 5, $comma, true);
1318     } else {
1319         // do not reformat, just handle the locale
1320         $return_value = PMA_formatNumber($value, 0);
1321     }
1322
1323     return array($return_value, $unit);
1324 } // end of the 'PMA_formatByteDown' function
1325
1326 /**
1327  * Formats $value to the given length and appends SI prefixes
1328  * $comma is not substracted from the length
1329  * with a $length of 0 no truncation occurs, number is only formated
1330  * to the current locale
1331  *
1332  * examples:
1333  * <code>
1334  * echo PMA_formatNumber(123456789, 6);     // 123,457 k
1335  * echo PMA_formatNumber(-123456789, 4, 2); //    -123.46 M
1336  * echo PMA_formatNumber(-0.003, 6);        //      -3 m
1337  * echo PMA_formatNumber(0.003, 3, 3);      //       0.003
1338  * echo PMA_formatNumber(0.00003, 3, 2);    //       0.03 m
1339  * echo PMA_formatNumber(0, 6);             //       0
1340  *
1341  * </code>
1342  * @param   double   $value     the value to format
1343  * @param   integer  $length    the max length
1344  * @param   integer  $comma     the number of decimals to retain
1345  * @param   boolean  $only_down do not reformat numbers below 1
1346  *
1347  * @return  string   the formatted value and its unit
1348  *
1349  * @access  public
1350  *
1351  * @author  staybyte, sebastian mendel
1352  * @version 1.1.0 - 2005-10-27
1353  */
1354 function PMA_formatNumber($value, $length = 3, $comma = 0, $only_down = false)
1355 {
1356     //number_format is not multibyte safe, str_replace is safe
1357     if ($length === 0) {
1358         return str_replace(array(',', '.'),
1359                 array($GLOBALS['number_thousands_separator'], $GLOBALS['number_decimal_separator']),
1360                 number_format($value, $comma));
1361     }
1362
1363     // this units needs no translation, ISO
1364     $units = array(
1365         -8 => 'y',
1366         -7 => 'z',
1367         -6 => 'a',
1368         -5 => 'f',
1369         -4 => 'p',
1370         -3 => 'n',
1371         -2 => '&micro;',
1372         -1 => 'm',
1373         0 => ' ',
1374         1 => 'k',
1375         2 => 'M',
1376         3 => 'G',
1377         4 => 'T',
1378         5 => 'P',
1379         6 => 'E',
1380         7 => 'Z',
1381         8 => 'Y'
1382     );
1383
1384     // we need at least 3 digits to be displayed
1385     if (3 > $length + $comma) {
1386         $length = 3 - $comma;
1387     }
1388
1389     // check for negative value to retain sign
1390     if ($value < 0) {
1391         $sign = '-';
1392         $value = abs($value);
1393     } else {
1394         $sign = '';
1395     }
1396
1397     $dh = PMA_pow(10, $comma);
1398     $li = PMA_pow(10, $length);
1399     $unit = $units[0];
1400
1401     if ($value >= 1) {
1402         for ($d = 8; $d >= 0; $d--) {
1403             if (isset($units[$d]) && $value >= $li * PMA_pow(1000, $d-1)) {
1404                 $value = round($value / (PMA_pow(1000, $d) / $dh)) /$dh;
1405                 $unit = $units[$d];
1406                 break 1;
1407             } // end if
1408         } // end for
1409     } elseif (!$only_down && (float) $value !== 0.0) {
1410         for ($d = -8; $d <= 8; $d++) {
1411             if (isset($units[$d]) && $value <= $li * PMA_pow(1000, $d-1)) {
1412                 $value = round($value / (PMA_pow(1000, $d) / $dh)) /$dh;
1413                 $unit = $units[$d];
1414                 break 1;
1415             } // end if
1416         } // end for
1417     } // end if ($value >= 1) elseif (!$only_down && (float) $value !== 0.0)
1418
1419     //number_format is not multibyte safe, str_replace is safe
1420     $value = str_replace(array(',', '.'),
1421                          array($GLOBALS['number_thousands_separator'], $GLOBALS['number_decimal_separator']),
1422                          number_format($value, $comma));
1423
1424     return $sign . $value . ' ' . $unit;
1425 } // end of the 'PMA_formatNumber' function
1426
1427 /**
1428  * Extracts ENUM / SET options from a type definition string
1429  *
1430  * @param   string   The column type definition
1431  *
1432  * @return  array    The options or
1433  *          boolean  false in case of an error.
1434  *
1435  * @author  rabus
1436  */
1437 function PMA_getEnumSetOptions($type_def)
1438 {
1439     $open = strpos($type_def, '(');
1440     $close = strrpos($type_def, ')');
1441     if (!$open || !$close) {
1442         return false;
1443     }
1444     $options = substr($type_def, $open + 2, $close - $open - 3);
1445     $options = explode('\',\'', $options);
1446     return $options;
1447 } // end of the 'PMA_getEnumSetOptions' function
1448
1449 /**
1450  * Writes localised date
1451  *
1452  * @param   string   the current timestamp
1453  *
1454  * @return  string   the formatted date
1455  *
1456  * @access  public
1457  */
1458 function PMA_localisedDate($timestamp = -1, $format = '')
1459 {
1460     global $datefmt, $month, $day_of_week;
1461
1462     if ($format == '') {
1463         $format = $datefmt;
1464     }
1465
1466     if ($timestamp == -1) {
1467         $timestamp = time();
1468     }
1469
1470     $date = preg_replace('@%[aA]@', $day_of_week[(int)strftime('%w', $timestamp)], $format);
1471     $date = preg_replace('@%[bB]@', $month[(int)strftime('%m', $timestamp)-1], $date);
1472
1473     return strftime($date, $timestamp);
1474 } // end of the 'PMA_localisedDate()' function
1475
1476
1477 /**
1478  * returns a tab for tabbed navigation.
1479  * If the variables $link and $args ar left empty, an inactive tab is created
1480  *
1481  * @uses    $GLOBALS['PMA_PHP_SELF']
1482  * @uses    $GLOBALS['strEmpty']
1483  * @uses    $GLOBALS['strDrop']
1484  * @uses    $GLOBALS['active_page']
1485  * @uses    $GLOBALS['url_query']
1486  * @uses    $cfg['MainPageIconic']
1487  * @uses    $GLOBALS['pmaThemeImage']
1488  * @uses    PMA_generate_common_url()
1489  * @uses    E_USER_NOTICE
1490  * @uses    htmlentities()
1491  * @uses    urlencode()
1492  * @uses    sprintf()
1493  * @uses    trigger_error()
1494  * @uses    array_merge()
1495  * @uses    basename()
1496  * @param   array   $tab    array with all options
1497  * @return  string  html code for one tab, a link if valid otherwise a span
1498  * @access  public
1499  */
1500 function PMA_getTab($tab)
1501 {
1502     // default values
1503     $defaults = array(
1504         'text'      => '',
1505         'class'     => '',
1506         'active'    => false,
1507         'link'      => '',
1508         'sep'       => '?',
1509         'attr'      => '',
1510         'args'      => '',
1511         'warning'   => '',
1512         'fragment'  => '',
1513     );
1514
1515     $tab = array_merge($defaults, $tab);
1516
1517     // determine additionnal style-class
1518     if (empty($tab['class'])) {
1519         if ($tab['text'] == $GLOBALS['strEmpty']
1520             || $tab['text'] == $GLOBALS['strDrop']) {
1521             $tab['class'] = 'caution';
1522         } elseif (! empty($tab['active'])
1523          || PMA_isValid($GLOBALS['active_page'], 'identical', $tab['link'])) {
1524             $tab['class'] = 'active';
1525         } elseif (empty($GLOBALS['active_page'])
1526           && basename($GLOBALS['PMA_PHP_SELF']) == $tab['link']
1527           && empty($tab['warning'])) {
1528             $tab['class'] = 'active';
1529         }
1530     }
1531
1532     if (!empty($tab['warning'])) {
1533         $tab['class'] .= ' warning';
1534         $tab['attr'] .= ' title="' . htmlspecialchars($tab['warning']) . '"';
1535     }
1536
1537     // build the link
1538     if (!empty($tab['link'])) {
1539         $tab['link'] = htmlentities($tab['link']);
1540         $tab['link'] = $tab['link'] . $tab['sep']
1541             .(empty($GLOBALS['url_query']) ?
1542                 PMA_generate_common_url() : $GLOBALS['url_query']);
1543         if (! empty($tab['args'])) {
1544             foreach ($tab['args'] as $param => $value) {
1545                 $tab['link'] .= PMA_get_arg_separator('html') . urlencode($param) . '='
1546                     . urlencode($value);
1547             }
1548         }
1549     }
1550
1551     if (! empty($tab['fragment'])) {
1552         $tab['link'] .= $tab['fragment'];
1553     }
1554
1555     // display icon, even if iconic is disabled but the link-text is missing
1556     if (($GLOBALS['cfg']['MainPageIconic'] || empty($tab['text']))
1557         && isset($tab['icon'])) {
1558         $image = '<img class="icon" src="' . htmlentities($GLOBALS['pmaThemeImage'])
1559             .'%1$s" width="16" height="16" alt="%2$s" />%2$s';
1560         $tab['text'] = sprintf($image, htmlentities($tab['icon']), $tab['text']);
1561     }
1562     // check to not display an empty link-text
1563     elseif (empty($tab['text'])) {
1564         $tab['text'] = '?';
1565         trigger_error('empty linktext in function ' . __FUNCTION__ . '()',
1566             E_USER_NOTICE);
1567     }
1568
1569     $out = '<li' . ($tab['class'] == 'active' ? ' class="active"' : '') . '>';
1570
1571     if (!empty($tab['link'])) {
1572         $out .= '<a class="tab' . htmlentities($tab['class']) . '"'
1573             .' href="' . $tab['link'] . '" ' . $tab['attr'] . '>'
1574             . $tab['text'] . '</a>';
1575     } else {
1576         $out .= '<span class="tab' . htmlentities($tab['class']) . '">'
1577             . $tab['text'] . '</span>';
1578     }
1579
1580     $out .= '</li>';
1581     return $out;
1582 } // end of the 'PMA_getTab()' function
1583
1584 /**
1585  * returns html-code for a tab navigation
1586  *
1587  * @uses    PMA_getTab()
1588  * @uses    htmlentities()
1589  * @param   array   $tabs   one element per tab
1590  * @param   string  $tag_id id used for the html-tag
1591  * @return  string  html-code for tab-navigation
1592  */
1593 function PMA_getTabs($tabs, $tag_id = 'topmenu')
1594 {
1595     $tab_navigation =
1596          '<div id="' . htmlentities($tag_id) . 'container">' . "\n"
1597         .'<ul id="' . htmlentities($tag_id) . '">' . "\n";
1598
1599     foreach ($tabs as $tab) {
1600         $tab_navigation .= PMA_getTab($tab) . "\n";
1601     }
1602
1603     $tab_navigation .=
1604          '</ul>' . "\n"
1605         .'<div class="clearfloat"></div>'
1606         .'</div>' . "\n";
1607
1608     return $tab_navigation;
1609 }
1610
1611
1612 /**
1613  * Displays a link, or a button if the link's URL is too large, to
1614  * accommodate some browsers' limitations
1615  *
1616  * @param  string  the URL
1617  * @param  string  the link message
1618  * @param  mixed   $tag_params  string: js confirmation
1619  *                              array: additional tag params (f.e. style="")
1620  * @param  boolean $new_form    we set this to false when we are already in
1621  *                              a  form, to avoid generating nested forms
1622  *
1623  * @return string  the results to be echoed or saved in an array
1624  */
1625 function PMA_linkOrButton($url, $message, $tag_params = array(),
1626     $new_form = true, $strip_img = false, $target = '')
1627 {
1628     if (! is_array($tag_params)) {
1629         $tmp = $tag_params;
1630         $tag_params = array();
1631         if (!empty($tmp)) {
1632             $tag_params['onclick'] = 'return confirmLink(this, \'' . $tmp . '\')';
1633         }
1634         unset($tmp);
1635     }
1636     if (! empty($target)) {
1637         $tag_params['target'] = htmlentities($target);
1638     }
1639
1640     $tag_params_strings = array();
1641     foreach ($tag_params as $par_name => $par_value) {
1642         // htmlspecialchars() only on non javascript
1643         $par_value = substr($par_name, 0, 2) == 'on'
1644             ? $par_value
1645             : htmlspecialchars($par_value);
1646         $tag_params_strings[] = $par_name . '="' . $par_value . '"';
1647     }
1648
1649     // previously the limit was set to 2047, it seems 1000 is better
1650     if (strlen($url) <= 1000) {
1651         // no whitespace within an <a> else Safari will make it part of the link
1652         $ret = "\n" . '<a href="' . $url . '" '
1653             . implode(' ', $tag_params_strings) . '>'
1654             . $message . '</a>' . "\n";
1655     } else {
1656         // no spaces (linebreaks) at all
1657         // or after the hidden fields
1658         // IE will display them all
1659
1660         // add class=link to submit button
1661         if (empty($tag_params['class'])) {
1662             $tag_params['class'] = 'link';
1663         }
1664
1665         // decode encoded url separators
1666         $separator   = PMA_get_arg_separator();
1667         // on most places separator is still hard coded ...
1668         if ($separator !== '&') {
1669             // ... so always replace & with $separator
1670             $url         = str_replace(htmlentities('&'), $separator, $url);
1671             $url         = str_replace('&', $separator, $url);
1672         }
1673         $url         = str_replace(htmlentities($separator), $separator, $url);
1674         // end decode
1675
1676         $url_parts   = parse_url($url);
1677         $query_parts = explode($separator, $url_parts['query']);
1678         if ($new_form) {
1679             $ret = '<form action="' . $url_parts['path'] . '" class="link"'
1680                  . ' method="post"' . $target . ' style="display: inline;">';
1681             $subname_open   = '';
1682             $subname_close  = '';
1683             $submit_name    = '';
1684         } else {
1685             $query_parts[] = 'redirect=' . $url_parts['path'];
1686             if (empty($GLOBALS['subform_counter'])) {
1687                 $GLOBALS['subform_counter'] = 0;
1688             }
1689             $GLOBALS['subform_counter']++;
1690             $ret            = '';
1691             $subname_open   = 'subform[' . $GLOBALS['subform_counter'] . '][';
1692             $subname_close  = ']';
1693             $submit_name    = ' name="usesubform[' . $GLOBALS['subform_counter'] . ']"';
1694         }
1695         foreach ($query_parts as $query_pair) {
1696             list($eachvar, $eachval) = explode('=', $query_pair);
1697             $ret .= '<input type="hidden" name="' . $subname_open . $eachvar
1698                 . $subname_close . '" value="'
1699                 . htmlspecialchars(urldecode($eachval)) . '" />';
1700         } // end while
1701
1702         if (stristr($message, '<img')) {
1703             if ($strip_img) {
1704                 $message = trim(strip_tags($message));
1705                 $ret .= '<input type="submit"' . $submit_name . ' '
1706                     . implode(' ', $tag_params_strings)
1707                     . ' value="' . htmlspecialchars($message) . '" />';
1708             } else {
1709                 $ret .= '<input type="image"' . $submit_name . ' '
1710                     . implode(' ', $tag_params_strings)
1711                     . ' src="' . preg_replace(
1712                         '/^.*\ssrc="([^"]*)".*$/si', '\1', $message) . '"'
1713                     . ' value="' . htmlspecialchars(
1714                         preg_replace('/^.*\salt="([^"]*)".*$/si', '\1',
1715                             $message))
1716                     . '" />';
1717             }
1718         } else {
1719             $message = trim(strip_tags($message));
1720             $ret .= '<input type="submit"' . $submit_name . ' '
1721                 . implode(' ', $tag_params_strings)
1722                 . ' value="' . htmlspecialchars($message) . '" />';
1723         }
1724         if ($new_form) {
1725             $ret .= '</form>';
1726         }
1727     } // end if... else...
1728
1729         return $ret;
1730 } // end of the 'PMA_linkOrButton()' function
1731
1732
1733 /**
1734  * Returns a given timespan value in a readable format.
1735  *
1736  * @uses    $GLOBALS['timespanfmt']
1737  * @uses    sprintf()
1738  * @uses    floor()
1739  * @param  int     the timespan
1740  *
1741  * @return string  the formatted value
1742  */
1743 function PMA_timespanFormat($seconds)
1744 {
1745     $return_string = '';
1746     $days = floor($seconds / 86400);
1747     if ($days > 0) {
1748         $seconds -= $days * 86400;
1749     }
1750     $hours = floor($seconds / 3600);
1751     if ($days > 0 || $hours > 0) {
1752         $seconds -= $hours * 3600;
1753     }
1754     $minutes = floor($seconds / 60);
1755     if ($days > 0 || $hours > 0 || $minutes > 0) {
1756         $seconds -= $minutes * 60;
1757     }
1758     return sprintf($GLOBALS['timespanfmt'], (string)$days, (string)$hours, (string)$minutes, (string)$seconds);
1759 }
1760
1761 /**
1762  * Takes a string and outputs each character on a line for itself. Used
1763  * mainly for horizontalflipped display mode.
1764  * Takes care of special html-characters.
1765  * Fulfills todo-item
1766  * http://sf.net/tracker/?func=detail&aid=544361&group_id=23067&atid=377411
1767  *
1768  * @todo    add a multibyte safe function PMA_STR_split()
1769  * @uses    strlen
1770  * @param   string   The string
1771  * @param   string   The Separator (defaults to "<br />\n")
1772  *
1773  * @access  public
1774  * @author  Garvin Hicking <me@supergarv.de>
1775  * @return  string      The flipped string
1776  */
1777 function PMA_flipstring($string, $Separator = "<br />\n")
1778 {
1779     $format_string = '';
1780     $charbuff = false;
1781
1782     for ($i = 0; $i < strlen($string); $i++) {
1783         $char = $string{$i};
1784         $append = false;
1785
1786         if ($char == '&') {
1787             $format_string .= $charbuff;
1788             $charbuff = $char;
1789             $append = true;
1790         } elseif (!empty($charbuff)) {
1791             $charbuff .= $char;
1792         } elseif ($char == ';' && !empty($charbuff)) {
1793             $format_string .= $charbuff;
1794             $charbuff = false;
1795             $append = true;
1796         } else {
1797             $format_string .= $char;
1798             $append = true;
1799         }
1800
1801         if ($append && ($i != strlen($string))) {
1802             $format_string .= $Separator;
1803         }
1804     }
1805
1806     return $format_string;
1807 }
1808
1809
1810 /**
1811  * Function added to avoid path disclosures.
1812  * Called by each script that needs parameters, it displays
1813  * an error message and, by default, stops the execution.
1814  *
1815  * Not sure we could use a strMissingParameter message here,
1816  * would have to check if the error message file is always available
1817  *
1818  * @todo    localize error message
1819  * @todo    use PMA_fatalError() if $die === true?
1820  * @uses    PMA_getenv()
1821  * @uses    header_meta_style.inc.php
1822  * @uses    $GLOBALS['PMA_PHP_SELF']
1823  * basename
1824  * @param   array   The names of the parameters needed by the calling
1825  *                  script.
1826  * @param   boolean Stop the execution?
1827  *                  (Set this manually to false in the calling script
1828  *                   until you know all needed parameters to check).
1829  * @param   boolean Whether to include this list in checking for special params.
1830  * @global  string  path to current script
1831  * @global  boolean flag whether any special variable was required
1832  *
1833  * @access  public
1834  * @author  Marc Delisle (lem9@users.sourceforge.net)
1835  */
1836 function PMA_checkParameters($params, $die = true, $request = true)
1837 {
1838     global $checked_special;
1839
1840     if (!isset($checked_special)) {
1841         $checked_special = false;
1842     }
1843
1844     $reported_script_name = basename($GLOBALS['PMA_PHP_SELF']);
1845     $found_error = false;
1846     $error_message = '';
1847
1848     foreach ($params as $param) {
1849         if ($request && $param != 'db' && $param != 'table') {
1850             $checked_special = true;
1851         }
1852
1853         if (!isset($GLOBALS[$param])) {
1854             $error_message .= $reported_script_name
1855                 . ': Missing parameter: ' . $param
1856                 . ' <a href="./Documentation.html#faqmissingparameters"'
1857                 . ' target="documentation"> (FAQ 2.8)</a><br />';
1858             $found_error = true;
1859         }
1860     }
1861     if ($found_error) {
1862         /**
1863          * display html meta tags
1864          */
1865         require_once './libraries/header_meta_style.inc.php';
1866         echo '</head><body><p>' . $error_message . '</p></body></html>';
1867         if ($die) {
1868             exit();
1869         }
1870     }
1871 } // end function
1872
1873 /**
1874  * Function to generate unique condition for specified row.
1875  *
1876  * @uses    $GLOBALS['analyzed_sql'][0]
1877  * @uses    PMA_DBI_field_flags()
1878  * @uses    PMA_backquote()
1879  * @uses    PMA_sqlAddslashes()
1880  * @uses    stristr()
1881  * @uses    bin2hex()
1882  * @uses    preg_replace()
1883  * @param   resource    $handle         current query result
1884  * @param   integer     $fields_cnt     number of fields
1885  * @param   array       $fields_meta    meta information about fields
1886  * @param   array       $row            current row
1887  * @param   boolean     $force_unique   generate condition only on pk or unique
1888  *
1889  * @access  public
1890  * @author  Michal Cihar (michal@cihar.com) and others...
1891  * @return  string      calculated condition
1892  */
1893 function PMA_getUniqueCondition($handle, $fields_cnt, $fields_meta, $row, $force_unique=false)
1894 {
1895     $primary_key          = '';
1896     $unique_key           = '';
1897     $nonprimary_condition = '';
1898     $preferred_condition = '';
1899
1900     for ($i = 0; $i < $fields_cnt; ++$i) {
1901         $condition   = '';
1902         $field_flags = PMA_DBI_field_flags($handle, $i);
1903         $meta        = $fields_meta[$i];
1904
1905         // do not use a column alias in a condition
1906         if (! isset($meta->orgname) || ! strlen($meta->orgname)) {
1907             $meta->orgname = $meta->name;
1908
1909             if (isset($GLOBALS['analyzed_sql'][0]['select_expr'])
1910               && is_array($GLOBALS['analyzed_sql'][0]['select_expr'])) {
1911                 foreach ($GLOBALS['analyzed_sql'][0]['select_expr']
1912                   as $select_expr) {
1913                     // need (string) === (string)
1914                     // '' !== 0 but '' == 0
1915                     if ((string) $select_expr['alias'] === (string) $meta->name) {
1916                         $meta->orgname = $select_expr['column'];
1917                         break;
1918                     } // end if
1919                 } // end foreach
1920             }
1921         }
1922
1923         // Do not use a table alias in a condition.
1924         // Test case is:
1925         // select * from galerie x WHERE
1926         //(select count(*) from galerie y where y.datum=x.datum)>1
1927         //
1928         // But orgtable is present only with mysqli extension so the
1929         // fix is only for mysqli.
1930         if (isset($meta->orgtable) && $meta->table != $meta->orgtable) {
1931             $meta->table = $meta->orgtable;
1932         }
1933
1934         // to fix the bug where float fields (primary or not)
1935         // can't be matched because of the imprecision of
1936         // floating comparison, use CONCAT
1937         // (also, the syntax "CONCAT(field) IS NULL"
1938         // that we need on the next "if" will work)
1939         if ($meta->type == 'real') {
1940             $condition = ' CONCAT(' . PMA_backquote($meta->table) . '.'
1941                 . PMA_backquote($meta->orgname) . ') ';
1942         } else {
1943             $condition = ' ' . PMA_backquote($meta->table) . '.'
1944                 . PMA_backquote($meta->orgname) . ' ';
1945         } // end if... else...
1946
1947         if (!isset($row[$i]) || is_null($row[$i])) {
1948             $condition .= 'IS NULL AND';
1949         } else {
1950             // timestamp is numeric on some MySQL 4.1
1951             if ($meta->numeric && $meta->type != 'timestamp') {
1952                 $condition .= '= ' . $row[$i] . ' AND';
1953             } elseif ($meta->type == 'blob'
1954                 // hexify only if this is a true not empty BLOB
1955                  && stristr($field_flags, 'BINARY')
1956                  && !empty($row[$i])) {
1957                     // do not waste memory building a too big condition
1958                     if (strlen($row[$i]) < 1000) {
1959                         // use a CAST if possible, to avoid problems
1960                         // if the field contains wildcard characters % or _
1961                         $condition .= '= CAST(0x' . bin2hex($row[$i])
1962                             . ' AS BINARY) AND';
1963                     } else {
1964                         // this blob won't be part of the final condition
1965                         $condition = '';
1966                     }
1967             } else {
1968                 $condition .= '= \''
1969                     . PMA_sqlAddslashes($row[$i], false, true) . '\' AND';
1970             }
1971         }
1972         if ($meta->primary_key > 0) {
1973             $primary_key .= $condition;
1974         } elseif ($meta->unique_key > 0) {
1975             $unique_key  .= $condition;
1976         }
1977         $nonprimary_condition .= $condition;
1978     } // end for
1979
1980     // Correction University of Virginia 19991216:
1981     // prefer primary or unique keys for condition,
1982     // but use conjunction of all values if no primary key
1983     if ($primary_key) {
1984         $preferred_condition = $primary_key;
1985     } elseif ($unique_key) {
1986         $preferred_condition = $unique_key;
1987     } elseif (! $force_unique) {
1988         $preferred_condition = $nonprimary_condition;
1989     }
1990
1991     return preg_replace('|\s?AND$|', '', $preferred_condition);
1992 } // end function
1993
1994 /**
1995  * Generate a button or image tag
1996  *
1997  * @uses    PMA_USR_BROWSER_AGENT
1998  * @uses    $GLOBALS['pmaThemeImage']
1999  * @uses    $GLOBALS['cfg']['PropertiesIconic']
2000  * @param   string      name of button element
2001  * @param   string      class of button element
2002  * @param   string      name of image element
2003  * @param   string      text to display
2004  * @param   string      image to display
2005  *
2006  * @access  public
2007  * @author  Michal Cihar (michal@cihar.com)
2008  */
2009 function PMA_buttonOrImage($button_name, $button_class, $image_name, $text,
2010     $image)
2011 {
2012     if (false === $GLOBALS['cfg']['PropertiesIconic']) {
2013         echo ' <input type="submit" name="' . $button_name . '"'
2014                 .' value="' . htmlspecialchars($text) . '"'
2015                 .' title="' . htmlspecialchars($text) . '" />' . "\n";
2016         return;
2017     }
2018
2019     /* Opera has trouble with <input type="image"> */
2020     /* IE has trouble with <button> */
2021     if (PMA_USR_BROWSER_AGENT != 'IE') {
2022         echo '<button class="' . $button_class . '" type="submit"'
2023             .' name="' . $button_name . '" value="' . htmlspecialchars($text) . '"'
2024             .' title="' . htmlspecialchars($text) . '">' . "\n"
2025             . PMA_getIcon($image, $text)
2026             .'</button>' . "\n";
2027     } else {
2028         echo '<input type="image" name="' . $image_name . '" value="'
2029             . htmlspecialchars($text) . '" title="' . htmlspecialchars($text) . '" src="' . $GLOBALS['pmaThemeImage']
2030             . $image . '" />'
2031             . ($GLOBALS['cfg']['PropertiesIconic'] === 'both' ? '&nbsp;' . htmlspecialchars($text) : '') . "\n";
2032     }
2033 } // end function
2034
2035 /**
2036  * Generate a pagination selector for browsing resultsets
2037  *
2038  * @todo $url is not javascript escaped!?
2039  * @uses    $GLOBALS['strPageNumber']
2040  * @uses    range()
2041  * @param   string      URL for the JavaScript
2042  * @param   string      Number of rows in the pagination set
2043  * @param   string      current page number
2044  * @param   string      number of total pages
2045  * @param   string      If the number of pages is lower than this
2046  *                      variable, no pages will be ommitted in
2047  *                      pagination
2048  * @param   string      How many rows at the beginning should always
2049  *                      be shown?
2050  * @param   string      How many rows at the end should always
2051  *                      be shown?
2052  * @param   string      Percentage of calculation page offsets to
2053  *                      hop to a next page
2054  * @param   string      Near the current page, how many pages should
2055  *                      be considered "nearby" and displayed as
2056  *                      well?
2057  * @param   string      The prompt to display (sometimes empty)
2058  *
2059  * @access  public
2060  * @author  Garvin Hicking (pma@supergarv.de)
2061  */
2062 function PMA_pageselector($url, $rows, $pageNow = 1, $nbTotalPage = 1,
2063     $showAll = 200, $sliceStart = 5, $sliceEnd = 5, $percent = 20,
2064     $range = 10, $prompt = '')
2065 {
2066     $gotopage = $prompt
2067               . ' <select name="pos" onchange="goToUrl(this, \''
2068               . $url . '\');">' . "\n";
2069     if ($nbTotalPage < $showAll) {
2070         $pages = range(1, $nbTotalPage);
2071     } else {
2072         $pages = array();
2073
2074         // Always show first X pages
2075         for ($i = 1; $i <= $sliceStart; $i++) {
2076             $pages[] = $i;
2077         }
2078
2079         // Always show last X pages
2080         for ($i = $nbTotalPage - $sliceEnd; $i <= $nbTotalPage; $i++) {
2081             $pages[] = $i;
2082         }
2083
2084         // garvin: Based on the number of results we add the specified
2085         // $percent percentate to each page number,
2086         // so that we have a representing page number every now and then to
2087         // immideately jump to specific pages.
2088         // As soon as we get near our currently chosen page ($pageNow -
2089         // $range), every page number will be
2090         // shown.
2091         $i = $sliceStart;
2092         $x = $nbTotalPage - $sliceEnd;
2093         $met_boundary = false;
2094         while ($i <= $x) {
2095             if ($i >= ($pageNow - $range) && $i <= ($pageNow + $range)) {
2096                 // If our pageselector comes near the current page, we use 1
2097                 // counter increments
2098                 $i++;
2099                 $met_boundary = true;
2100             } else {
2101                 // We add the percentate increment to our current page to
2102                 // hop to the next one in range
2103                 $i = $i + floor($nbTotalPage / $percent);
2104
2105                 // Make sure that we do not cross our boundaries.
2106                 if ($i > ($pageNow - $range) && !$met_boundary) {
2107                     $i = $pageNow - $range;
2108                 }
2109             }
2110
2111             if ($i > 0 && $i <= $x) {
2112                 $pages[] = $i;
2113             }
2114         }
2115
2116         // Since because of ellipsing of the current page some numbers may be double,
2117         // we unify our array:
2118         sort($pages);
2119         $pages = array_unique($pages);
2120     }
2121
2122     foreach ($pages as $i) {
2123         if ($i == $pageNow) {
2124             $selected = 'selected="selected" style="font-weight: bold"';
2125         } else {
2126             $selected = '';
2127         }
2128         $gotopage .= '                <option ' . $selected . ' value="' . (($i - 1) * $rows) . '">' . $i . '</option>' . "\n";
2129     }
2130
2131     $gotopage .= ' </select><noscript><input type="submit" value="' . $GLOBALS['strGo'] . '" /></noscript>';
2132
2133     return $gotopage;
2134 } // end function
2135
2136
2137 /**
2138  * Generate navigation for a list
2139  *
2140  * @todo    use $pos from $_url_params
2141  * @uses    $GLOBALS['strPageNumber']
2142  * @uses    range()
2143  * @param   integer     number of elements in the list
2144  * @param   integer     current position in the list
2145  * @param   array       url parameters
2146  * @param   string      script name for form target
2147  * @param   string      target frame
2148  * @param   integer     maximum number of elements to display from the list
2149  *
2150  * @access  public
2151  */
2152 function PMA_listNavigator($count, $pos, $_url_params, $script, $frame, $max_count) {
2153
2154     if ($max_count < $count) {
2155         echo 'frame_navigation' == $frame ? '<div id="navidbpageselector">' . "\n" : '';
2156         echo $GLOBALS['strPageNumber'];
2157         echo 'frame_navigation' == $frame ? '<br />' : ' ';
2158
2159         // Move to the beginning or to the previous page
2160         if ($pos > 0) {
2161             // loic1: patch #474210 from Gosha Sakovich - part 1
2162             if ($GLOBALS['cfg']['NavigationBarIconic']) {
2163                 $caption1 = '&lt;&lt;';
2164                 $caption2 = ' &lt; ';
2165                 $title1   = ' title="' . $GLOBALS['strPos1'] . '"';
2166                 $title2   = ' title="' . $GLOBALS['strPrevious'] . '"';
2167             } else {
2168                 $caption1 = $GLOBALS['strPos1'] . ' &lt;&lt;';
2169                 $caption2 = $GLOBALS['strPrevious'] . ' &lt;';
2170                 $title1   = '';
2171                 $title2   = '';
2172             } // end if... else...
2173             $_url_params['pos'] = 0;
2174             echo '<a' . $title1 . ' href="' . $script
2175                 . PMA_generate_common_url($_url_params) . '" target="' . $frame . '">'
2176                 . $caption1 . '</a>';
2177             $_url_params['pos'] = $pos - $max_count;
2178             echo '<a' . $title2 . ' href="' . $script
2179                 . PMA_generate_common_url($_url_params) . '" target="' . $frame . '">'
2180                 . $caption2 . '</a>';
2181         }
2182
2183         echo "\n", '<form action="./', basename($script), '" method="post" target="', $frame, '">', "\n";
2184         echo PMA_generate_common_hidden_inputs($_url_params);
2185         echo PMA_pageselector(
2186             $script . PMA_generate_common_url($_url_params) . '&',
2187                 $max_count,
2188                 floor(($pos + 1) / $max_count) + 1,
2189                 ceil($count / $max_count));
2190         echo '</form>';
2191
2192         if ($pos + $max_count < $count) {
2193             if ($GLOBALS['cfg']['NavigationBarIconic']) {
2194                 $caption3 = ' &gt; ';
2195                 $caption4 = '&gt;&gt;';
2196                 $title3   = ' title="' . $GLOBALS['strNext'] . '"';
2197                 $title4   = ' title="' . $GLOBALS['strEnd'] . '"';
2198             } else {
2199                 $caption3 = '&gt; ' . $GLOBALS['strNext'];
2200                 $caption4 = '&gt;&gt; ' . $GLOBALS['strEnd'];
2201                 $title3   = '';
2202                 $title4   = '';
2203             } // end if... else...
2204             $_url_params['pos'] = $pos + $max_count;
2205             echo '<a' . $title3 . ' href="' . $script
2206                 . PMA_generate_common_url($_url_params) . '" target="' . $frame . '">'
2207                 . $caption3 . '</a>';
2208             $_url_params['pos'] = floor($count / $max_count) * $max_count;
2209             if ($_url_params['pos'] == $count) {
2210                 $_url_params['pos'] = $count - $max_count;
2211             }
2212             echo '<a' . $title4 . ' href="' . $script
2213                 . PMA_generate_common_url($_url_params) . '" target="' . $frame . '">'
2214                 . $caption4 . '</a>';
2215         }
2216         echo "\n";
2217         if ('frame_navigation' == $frame) {
2218             echo '</div>' . "\n";
2219         }
2220     }
2221 }
2222
2223 /**
2224  * replaces %u in given path with current user name
2225  *
2226  * example:
2227  * <code>
2228  * $user_dir = PMA_userDir('/var/pma_tmp/%u/'); // '/var/pma_tmp/root/'
2229  *
2230  * </code>
2231  * @uses    $cfg['Server']['user']
2232  * @uses    substr()
2233  * @uses    str_replace()
2234  * @param   string  $dir with wildcard for user
2235  * @return  string  per user directory
2236  */
2237 function PMA_userDir($dir)
2238 {
2239     // add trailing slash
2240     if (substr($dir, -1) != '/') {
2241         $dir .= '/';
2242     }
2243
2244     return str_replace('%u', $GLOBALS['cfg']['Server']['user'], $dir);
2245 }
2246
2247 /**
2248  * returns html code for db link to default db page
2249  *
2250  * @uses    $cfg['DefaultTabDatabase']
2251  * @uses    $GLOBALS['db']
2252  * @uses    $GLOBALS['strJumpToDB']
2253  * @uses    PMA_generate_common_url()
2254  * @uses    PMA_unescape_mysql_wildcards()
2255  * @uses    strlen()
2256  * @uses    sprintf()
2257  * @uses    htmlspecialchars()
2258  * @param   string  $database
2259  * @return  string  html link to default db page
2260  */
2261 function PMA_getDbLink($database = null)
2262 {
2263     if (!strlen($database)) {
2264         if (!strlen($GLOBALS['db'])) {
2265             return '';
2266         }
2267         $database = $GLOBALS['db'];
2268     } else {
2269         $database = PMA_unescape_mysql_wildcards($database);
2270     }
2271
2272     return '<a href="' . $GLOBALS['cfg']['DefaultTabDatabase'] . '?' . PMA_generate_common_url($database) . '"'
2273         .' title="' . sprintf($GLOBALS['strJumpToDB'], htmlspecialchars($database)) . '">'
2274         .htmlspecialchars($database) . '</a>';
2275 }
2276
2277 /**
2278  * Displays a lightbulb hint explaining a known external bug
2279  * that affects a functionality
2280  *
2281  * @uses    PMA_MYSQL_INT_VERSION
2282  * @uses    $GLOBALS['strKnownExternalBug']
2283  * @uses    PMA_showHint()
2284  * @uses    sprintf()
2285  * @param   string  $functionality localized message explaining the func.
2286  * @param   string  $component  'mysql' (eventually, 'php')
2287  * @param   string  $minimum_version of this component
2288  * @param   string  $bugref  bug reference for this component
2289  */
2290 function PMA_externalBug($functionality, $component, $minimum_version, $bugref)
2291 {
2292     if ($component == 'mysql' && PMA_MYSQL_INT_VERSION < $minimum_version) {
2293         echo PMA_showHint(sprintf($GLOBALS['strKnownExternalBug'], $functionality, 'http://bugs.mysql.com/' . $bugref));
2294     }
2295 }
2296
2297
2298 /**
2299  * Generates and echoes a set of radio HTML fields
2300  *
2301  * @uses    htmlspecialchars()
2302  * @param   string  $html_field_name the radio HTML field
2303  * @param   array   $choices the choices values and labels
2304  * @param   string  $checked_choice the choice to check by default
2305  * @param   boolean $line_break whether to add an HTML line break after a choice
2306  * @param   boolean $escape_label whether to use htmlspecialchars() on label
2307  * @param   string  $class enclose each choice with a div of this class
2308  */
2309 function PMA_generate_html_radio($html_field_name, $choices, $checked_choice = '', $line_break = true, $escape_label = true, $class='') {
2310     foreach ($choices as $choice_value => $choice_label) {
2311         if (! empty($class)) {
2312             echo '<div class="' . $class . '">';
2313         }
2314         $html_field_id = $html_field_name . '_' . $choice_value;
2315         echo '<input type="radio" name="' . $html_field_name . '" id="' . $html_field_id . '" value="' . htmlspecialchars($choice_value) . '"';
2316         if ($choice_value == $checked_choice) {
2317             echo ' checked="checked"';
2318         }
2319         echo ' />' . "\n";
2320         echo '<label for="' . $html_field_id . '">' . ($escape_label ? htmlspecialchars($choice_label)  : $choice_label) . '</label>';
2321         if ($line_break) {
2322             echo '<br />';
2323         }
2324         if (! empty($class)) {
2325             echo '</div>';
2326         }
2327         echo "\n";
2328     }
2329 }
2330
2331 /**
2332  * Generates and echoes an HTML dropdown
2333  *
2334  * @uses    htmlspecialchars()
2335  * @param   string  $select_name
2336  * @param   array   $choices the choices values
2337  * @param   string  $active_choice the choice to select by default
2338  * @todo    support titles
2339  */
2340 function PMA_generate_html_dropdown($select_name, $choices, $active_choice)
2341 {
2342     $result = '<select name="' . htmlspecialchars($select_name) . '" id="' . htmlspecialchars($select_name) . '">"' . "\n";
2343     foreach ($choices as $one_choice) {
2344         $result .= '<option value="' . htmlspecialchars($one_choice) . '"';
2345         if ($one_choice == $active_choice) {
2346             $result .= ' selected="selected"';
2347         }
2348         $result .= '>' . htmlspecialchars($one_choice) . '</option>' . "\n";
2349     }
2350     $result .= '</select>' . "\n";
2351     echo $result;
2352 }
2353
2354 /**
2355  * Generates a slider effect (Mootools)
2356  *
2357  * @uses    $GLOBALS['cfg']['InitialSlidersState']
2358  * @param   string  $id the id of the <div> on which to apply the effect
2359  * @param   string  $message the message to show as a link
2360  */
2361 function PMA_generate_slider_effect($id, $message)
2362 {
2363     ?>
2364 <script type="text/javascript">
2365 // <![CDATA[
2366 window.addEvent('domready', function(){
2367     var anchor<?php echo $id; ?> = new Element('a', {
2368         'id': 'toggle_<?php echo $id; ?>',
2369         'href': '#',
2370         'events': {
2371             'click': function(){
2372                 mySlide<?php echo $id; ?>.toggle();
2373             }
2374         }
2375     });
2376     anchor<?php echo $id; ?>.appendText('<?php echo $message; ?>');
2377     anchor<?php echo $id; ?>.injectBefore('<?php echo $id; ?>');
2378
2379     var mySlide<?php echo $id; ?> = new Fx.Slide('<?php echo $id; ?>');
2380     <?php
2381     if ($GLOBALS['cfg']['InitialSlidersState'] == 'closed') {
2382         ?>
2383     mySlide<?php echo $id; ?>.hide();
2384         <?php
2385     }
2386     ?>
2387 });
2388 // ]]>
2389 </script>
2390     <?php
2391 }
2392
2393 /**
2394  * Cache information in the session
2395  *
2396  * @param unknown_type $var
2397  * @param unknown_type $val
2398  * @param unknown_type $server
2399  * @return mixed
2400  */
2401 function PMA_cacheExists($var, $server = 0)
2402 {
2403     if (true === $server) {
2404         $server = $GLOBALS['server'];
2405     }
2406     return isset($_SESSION['cache']['server_' . $server][$var]);
2407 }
2408
2409 /**
2410  * Cache information in the session
2411  *
2412  * @param unknown_type $var
2413  * @param unknown_type $val
2414  * @param unknown_type $server
2415  * @return mixed
2416  */
2417 function PMA_cacheGet($var, $server = 0)
2418 {
2419     if (true === $server) {
2420         $server = $GLOBALS['server'];
2421     }
2422     if (isset($_SESSION['cache']['server_' . $server][$var])) {
2423         return $_SESSION['cache']['server_' . $server][$var];
2424     } else {
2425         return null;
2426     }
2427 }
2428
2429 /**
2430  * Cache information in the session
2431  *
2432  * @param unknown_type $var
2433  * @param unknown_type $val
2434  * @param unknown_type $server
2435  * @return mixed
2436  */
2437 function PMA_cacheSet($var, $val = null, $server = 0)
2438 {
2439     if (true === $server) {
2440         $server = $GLOBALS['server'];
2441     }
2442     $_SESSION['cache']['server_' . $server][$var] = $val;
2443 }
2444
2445 /**
2446  * Converts a bit value to printable format;
2447  * in MySQL a BIT field can be from 1 to 64 bits so we need this
2448  * function because in PHP, decbin() supports only 32 bits
2449  *
2450  * @uses    ceil()
2451  * @uses    decbin()
2452  * @uses    ord()
2453  * @uses    substr()
2454  * @uses    sprintf()
2455  * @param   numeric $value coming from a BIT field
2456  * @param   integer $length
2457  * @return  string  the printable value
2458  */
2459 function PMA_printable_bit_value($value, $length) {
2460     $printable = '';
2461     for ($i = 0; $i < ceil($length / 8); $i++) {
2462         $printable .= sprintf('%08d', decbin(ord(substr($value, $i, 1))));
2463     }
2464     $printable = substr($printable, -$length);
2465     return $printable;
2466 }
2467
2468 /**
2469  * Extracts the true field type and length from a field type spec
2470  *
2471  * @uses    strpos()
2472  * @uses    chop()
2473  * @uses    substr()
2474  * @param   string $fieldspec
2475  * @return  array associative array containing the type and length
2476  */
2477 function PMA_extract_type_length($fieldspec) {
2478     $first_bracket_pos = strpos($fieldspec, '(');
2479     if ($first_bracket_pos) {
2480         $length = chop(substr($fieldspec, $first_bracket_pos + 1, (strpos($fieldspec, ')') - $first_bracket_pos - 1)));
2481         $type = chop(substr($fieldspec, 0, $first_bracket_pos));
2482     } else {
2483         $type = $fieldspec;
2484         $length = '';
2485     }
2486     return array(
2487         'type' => $type,
2488         'length' => $length
2489     );
2490 }
2491 ?>