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sql.php
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PHP Script
|
2002-01-06
|
16KB
|
439 lines
<?php
/* $Id: sql.php,v 1.78 2001/12/18 21:52:21 loic1 Exp $ */
/**
* Gets some core libraries
*/
require('./libraries/grab_globals.lib.php');
require('./libraries/common.lib.php');
/**
* Defines the url to return to in case of error in a sql statement
*/
if (empty($goto)) {
$goto = (empty($table)) ? 'db_details.php' : 'tbl_properties.php';
}
if (!isset($err_url)) {
$err_url = $goto
. '?lang=' . $lang
. '&server=' . $server
. (isset($db) ? '&db=' . urlencode($db) : '')
. (($goto != 'db_details.php' && isset($table)) ? '&table=' . urlencode($table) : '');
}
/**
* Check rights in case of DROP DATABASE
*
* This test may be bypassed if $is_js_confirmed = 1 (already checked with js)
* but since a malicious user may pass this variable by url/form, we don't take
* into account this case.
*/
if (!defined('PMA_CHK_DROP')
&& !$cfgAllowUserDropDatabase
&& eregi('DROP[[:space:]]+(IF EXISTS[[:space:]]+)?DATABASE ', $sql_query)) {
// Checks if the user is a Superuser
// TODO: set a global variable with this information
// loic1: optimized query
$result = @mysql_query('USE mysql');
if (mysql_error()) {
include('./header.inc.php');
PMA_mysqlDie($strNoDropDatabases, '', '', $err_url);
} // end if
} // end if
/**
* Bookmark add
*/
if (isset($store_bkm)) {
if (get_magic_quotes_gpc()) {
$fields['label'] = stripslashes($fields['label']);
}
include('./libraries/bookmark.lib.php');
PMA_addBookmarks($fields, $cfgBookmark);
header('Location: ' . $cfgPmaAbsoluteUri . $goto);
}
/**
* Gets the true sql query
*/
// $sql_query has been urlencoded in the confirmation form for drop/delete
// queries or in the navigation bar for browsing among records
if (isset($btnDrop) || isset($navig)) {
$sql_query = urldecode($sql_query);
}
/**
* Sets or modifies the $goto variable if required
*/
if ($goto == 'sql.php') {
$goto = 'sql.php'
. '?lang=' . $lang
. '&server=' . $server
. '&db=' . urlencode($db)
. '&table=' . urlencode($table)
. '&pos=' . $pos
. '&sql_query=' . urlencode($sql_query);
}
/**
* Go back to further page if table should not be dropped
*/
if (isset($btnDrop) && $btnDrop == $strNo) {
if (!empty($back)) {
$goto = $back;
}
if (@file_exists('./' . $goto)) {
if ($goto == 'db_details.php' && !empty($table)) {
unset($table);
}
include('./' . ereg_replace('\.\.*', '.', $goto));
} else {
header('Location: ' . $cfgPmaAbsoluteUri . str_replace('&', '&', $goto));
}
exit();
} // end if
/**
* Displays the confirm page if required
*
* This part of the script is bypassed if $is_js_confirmed = 1 (already checked
* with js) because possible security issue is not so important here: at most,
* the confirm message isn't displayed.
*/
if (!$cfgConfirm
|| (isset($is_js_confirmed) && $is_js_confirmed)
|| isset($btnDrop)) {
$do_confirm = FALSE;
} else {
$do_confirm = (eregi('DROP[[:space:]]+(IF EXISTS[[:space:]]+)?(TABLE|DATABASE)|ALTER TABLE +((`[^`]+`)|([A-Za-z0-9_$]+)) +DROP|DELETE FROM', $sql_query));
}
if ($do_confirm) {
if (get_magic_quotes_gpc()) {
$stripped_sql_query = stripslashes($sql_query);
} else {
$stripped_sql_query = $sql_query;
}
include('./header.inc.php');
echo $strDoYouReally . ' :<br />' . "\n";
echo '<tt>' . htmlspecialchars($stripped_sql_query) . '</tt> ?<br/>' . "\n";
?>
<form action="sql.php" method="post">
<input type="hidden" name="lang" value="<?php echo $lang; ?>" />
<input type="hidden" name="server" value="<?php echo $server; ?>" />
<input type="hidden" name="db" value="<?php echo $db; ?>" />
<input type="hidden" name="table" value="<?php echo isset($table) ? $table : ''; ?>" />
<input type="hidden" name="sql_query" value="<?php echo urlencode($sql_query); ?>" />
<input type="hidden" name="zero_rows" value="<?php echo isset($zero_rows) ? $zero_rows : ''; ?>" />
<input type="hidden" name="goto" value="<?php echo $goto; ?>" />
<input type="hidden" name="back" value="<?php echo isset($back) ? $back : ''; ?>" />
<input type="hidden" name="reload" value="<?php echo isset($reload) ? $reload : 0; ?>" />
<input type="hidden" name="show_query" value="<?php echo isset($show_query) ? $show_query : ''; ?>" />
<input type="submit" name="btnDrop" value="<?php echo $strYes; ?>" />
<input type="submit" name="btnDrop" value="<?php echo $strNo; ?>" />
</form>
<?php
echo "\n";
} // end if
/**
* Executes the query and displays results
*/
else {
if (!isset($sql_query)) {
$sql_query = '';
} else if (get_magic_quotes_gpc()) {
$sql_query = stripslashes($sql_query);
}
// Defines some variables
// loic1: A table have to be created -> left frame should be reloaded
if ((!isset($reload) || $reload == 0)
&& eregi('^CREATE TABLE (.*)', $sql_query)) {
$reload = 1;
}
// Gets the number of rows per page
if (!isset($session_max_rows)) {
$session_max_rows = $cfgMaxRows;
} else if ($session_max_rows != 'all') {
$cfgMaxRows = $session_max_rows;
}
// Defines the display mode (horizontal/vertical) and header "frequency"
if (empty($disp_direction)) {
$disp_direction = $cfgDefaultDisplay;
}
if (empty($repeat_cells)) {
$repeat_cells = $cfgRepeatCells;
}
$is_explain = $is_select = $is_count = $is_export = $is_delete = $is_insert = $is_affected = $is_show = $is_maint = FALSE;
if (eregi('^EXPLAIN[[:space:]]+', $sql_query)) {
$is_explain = TRUE;
} else if (eregi('^SELECT[[:space:]]+', $sql_query)) {
$is_select = TRUE;
$is_count = (eregi('^SELECT COUNT\((.*\.+)?.*\)', $sql_query));
$is_export = (eregi(' INTO OUTFILE ', $sql_query));
} else if (eregi('^DELETE[[:space:]]+', $sql_query)) {
$is_delete = TRUE;
$is_affected = TRUE;
} else if (eregi('^(INSERT|LOAD DATA|REPLACE)[[:space:]]+', $sql_query)) {
$is_insert = TRUE;
$is_affected = TRUE;
} else if (eregi('^UPDATE[[:space:]]+', $sql_query)) {
$is_affected = TRUE;
} else if (eregi('^SHOW[[:space:]]+', $sql_query)) {
$is_show = TRUE;
} else if (eregi('^(CHECK|ANALYZE|REPAIR|OPTIMIZE)[[:space:]]+TABLE[[:space:]]+', $sql_query)) {
$is_maint = TRUE;
}
// Do append a "LIMIT" clause?
if (isset($pos)
&& (!$cfgShowAll || $session_max_rows != 'all')
&& ($is_select && !($is_count || $is_export) && eregi(' FROM ', $sql_query))
&& !eregi(' LIMIT[ 0-9,]+$', $sql_query)) {
$sql_limit_to_append = " LIMIT $pos, $cfgMaxRows";
if (eregi('(.*)( PROCEDURE (.*)| FOR UPDATE| LOCK IN SHARE MODE)$', $sql_query, $regs)) {
$full_sql_query = $regs[1] . $sql_limit_to_append . $regs[2];
} else {
$full_sql_query = $sql_query . $sql_limit_to_append;
}
} else {
$full_sql_query = $sql_query;
} // end if...else
mysql_select_db($db);
// If the query is a DELETE query with no WHERE clause, get the number of
// rows that will be deleted (mysql_affected_rows will always return 0 in
// this case)
if ($is_delete
&& eregi('^DELETE( .+)?( FROM (.+))$', $sql_query, $parts)
&& !eregi(' WHERE ', $parts[3])) {
$OPresult = @mysql_query('SELECT COUNT(*) as count' . $parts[2]);
if ($OPresult) {
$num_rows = mysql_result($OPresult, 0, 'count');
} else {
$num_rows = 0;
}
mysql_free_result($OPresult);
}
// Executes the query
$result = @mysql_query($full_sql_query);
// Displays an error message if required and stop parsing the script
if (mysql_error()) {
$error = mysql_error();
include('./header.inc.php');
$full_err_url = (ereg('^(db_details|tbl_properties)', $err_url))
? $err_url . '&show_query=y&sql_query=' . urlencode($sql_query)
: $err_url;
PMA_mysqlDie($error, $full_sql_query, '', $full_err_url);
}
// Gets the number of rows affected/returned
if (!$is_affected) {
$num_rows = @mysql_num_rows($result);
} else if (!isset($num_rows)) {
$num_rows = @mysql_affected_rows();
}
// Counts the total number of rows for the same 'SELECT' query without the
// 'LIMIT' clause that may have been programatically added
if (empty($sql_limit_to_append)) {
$unlim_num_rows = $num_rows;
}
else if ($is_select) {
// reads only the from-part of the query...
$array = split(' from | FROM | order | ORDER | having | HAVING | limit | LIMIT | group by | GROUP BY', $sql_query);
if (!empty($array[1])) {
// ... and makes a count(*) to count the entries
$count_query = 'SELECT COUNT(*) AS count FROM ' . $array[1];
$OPresult = mysql_query($count_query);
if ($OPresult) {
$unlim_num_rows = mysql_result($OPresult, 0, 'count');
}
mysql_free_result($OPresult);
} else {
$unlim_num_rows = 0;
}
} // end rows total count
// No rows returned -> move back to the calling page
if ($num_rows < 1 || $is_affected) {
if ($is_delete) {
$message = $strDeletedRows . ' ' . $num_rows;
} else if ($is_insert) {
$message = $strInsertedRows . ' ' . $num_rows;
} else if ($is_affected) {
$message = $strAffectedRows . ' ' . $num_rows;
} else if (!empty($zero_rows)) {
$message = $zero_rows;
} else {
$message = $strEmptyResultSet;
}
if (@file_exists('./' . $goto)) {
$goto = ereg_replace('\.\.*', '.', $goto);
// Checks for a valid target script
if (isset($table) && $table == '') {
unset($table);
}
if (isset($db) && $db == '') {
unset($db);
}
$is_db = $is_table = FALSE;
if ($goto == 'tbl_properties.php') {
if (!isset($table)) {
$goto = 'db_details.php';
} else {
$is_table = @mysql_query('SHOW TABLES LIKE \'' . PMA_sqlAddslashes($table, TRUE) . '\'');
if (!@mysql_numrows($is_table)) {
$goto = 'db_details.php';
unset($table);
}
} // end if... else...
}
if ($goto == 'db_details.php') {
if (isset($table)) {
unset($table);
}
if (!isset($db)) {
$goto = 'main.php';
} else {
$is_db = @mysql_select_db($db);
if (!$is_db) {
$goto = 'main.php';
unset($db);
}
} // end if... else...
}
// Loads to target script
if ($goto == 'db_details.php' || $goto == 'tbl_properties.php') {
$js_to_run = 'functions.js';
}
if ($goto != 'main.php') {
include('./header.inc.php');
}
include('./' . $goto);
} // end if file_exist
else {
header('Location: ' . $cfgPmaAbsoluteUri . str_replace('&', '&', $goto) . '&message=' . $message);
} // end else
exit();
} // end no rows returned
// At least one row is returned -> displays a table with results
else {
// Displays the headers
if (isset($show_query)) {
unset($show_query);
}
$js_to_run = 'functions.js';
include('./header.inc.php');
include('./libraries/bookmark.lib.php');
// Gets the list of fields properties
while ($field = mysql_fetch_field($result)) {
$fields_meta[] = $field;
}
$fields_cnt = count($fields_meta);
// Displays the results in a table
include('./libraries/display_tbl.lib.php');
if (empty($disp_mode)) {
// see the "PMA_setDisplayMode()" function in
// libraries/display_tbl.lib.php
$disp_mode = 'urdr11110';
}
PMA_displayTable($result, $disp_mode);
mysql_free_result($result);
// Displays "Insert a new row" link if required
if ($disp_mode[6] == '1') {
$lnk_goto = 'sql.php'
. '?lang=' . $lang
. '&server=' . $server
. '&db=' . urlencode($db)
. '&table=' . urlencode($table)
. '&pos=' . $pos
. '&session_max_rows=' . $session_max_rows
. '&disp_direction=' . $disp_direction
. '&repeat_cells=' . $repeat_cells
. '&sql_query=' . urlencode($sql_query);
$url_query = 'lang=' . $lang
. '&server=' . $server
. '&db=' . urlencode($db)
. '&table=' . urlencode($table)
. '&pos=' . $pos
. '&session_max_rows=' . $session_max_rows
. '&disp_direction=' . $disp_direction
. '&repeat_cells=' . $repeat_cells
. '&sql_query=' . urlencode($sql_query)
. '&goto=' . urlencode($lnk_goto);
echo "\n\n";
echo '<!-- Insert a new row -->' . "\n";
echo '<p>' . "\n";
echo ' <a href="tbl_change.php?' . $url_query . '">' . $strInsertNewRow . '</a>' . "\n";
echo '</p>' . "\n";
} // end insert new row
// Bookmark Support if required
if ($disp_mode[7] == '1'
&& ($cfgBookmark['db'] && $cfgBookmark['table'] && empty($id_bookmark))
&& !empty($sql_query)) {
echo "\n";
$goto = 'sql.php'
. '?lang=' . $lang
. '&server=' . $server
. '&db=' . urlencode($db)
. '&table=' . urlencode($table)
. '&pos=' . $pos
. '&session_max_rows=' . $session_max_rows
. '&disp_direction=' . $disp_direction
. '&repeat_cells=' . $repeat_cells
. '&sql_query=' . urlencode($sql_query)
. '&id_bookmark=1';
?>
<!-- Bookmark the query -->
<form action="sql.php" method="post" onsubmit="return emptyFormElements(this, 'fields[label]');">
<?php
echo "\n";
if ($disp_mode[3] == '1') {
echo ' <i>' . $strOr . '</i>' . "\n";
}
?>
<br /><br />
<?php echo $strBookmarkLabel; ?> :
<input type="hidden" name="goto" value="<?php echo $goto; ?>" />
<input type="hidden" name="fields[dbase]" value="<?php echo $db; ?>" />
<input type="hidden" name="fields[user]" value="<?php echo $cfgBookmark['user']; ?>" />
<input type="hidden" name="fields[query]" value="<?php echo urlencode($sql_query); ?>" />
<input type="text" name="fields[label]" value="" />
<input type="submit" name="store_bkm" value="<?php echo $strBookmarkThis; ?>" />
</form>
<?php
} // end bookmark support
} // end rows returned
} // end executes the query
echo "\n\n";
/**
* Displays the footer
*/
require('./footer.inc.php');
?>