INIT phpmyadmin 4.1.12 multilanguage

1 files changed, 1713 insertions, 0 deletions

diff --git a/libraries/Table.class.php b/libraries/Table.class.php
new file mode 100644
index 0000000000..f7dc1ae306
--- /dev/null
+++ b/libraries/Table.class.php
@@ -0,0 +1,1713 @@
+<?php
+/* vim: set expandtab sw=4 ts=4 sts=4: */
+/**
+ * Holds the PMA_Table class
+ *
+ * @package PhpMyAdmin
+ */
+if (! defined('PHPMYADMIN')) {
+    exit;
+}
+
+/**
+ * Handles everything related to tables
+ *
+ * @todo make use of PMA_Message and PMA_Error
+ * @package PhpMyAdmin
+ */
+class PMA_Table
+{
+    /**
+     * UI preferences properties
+     */
+    const PROP_SORTED_COLUMN = 'sorted_col';
+    const PROP_COLUMN_ORDER = 'col_order';
+    const PROP_COLUMN_VISIB = 'col_visib';
+
+    static $cache = array();
+
+    /**
+     * @var string  table name
+     */
+    var $name = '';
+
+    /**
+     * @var string  database name
+     */
+    var $db_name = '';
+
+    /**
+     * @var string  engine (innodb, myisam, bdb, ...)
+     */
+    var $engine = '';
+
+    /**
+     * @var string  type (view, base table, system view)
+     */
+    var $type = '';
+
+    /**
+     * @var array   settings
+     */
+    var $settings = array();
+
+    /**
+     * @var array UI preferences
+     */
+    var $uiprefs;
+
+    /**
+     * @var array errors occurred
+     */
+    var $errors = array();
+
+    /**
+     * @var array messages
+     */
+    var $messages = array();
+
+    /**
+     * Constructor
+     *
+     * @param string $table_name table name
+     * @param string $db_name    database name
+     */
+    function __construct($table_name, $db_name)
+    {
+        $this->setName($table_name);
+        $this->setDbName($db_name);
+    }
+
+    /**
+     * returns table name
+     *
+     * @see PMA_Table::getName()
+     * @return string  table name
+     */
+    function __toString()
+    {
+        return $this->getName();
+    }
+
+    /**
+     * return the last error
+     *
+     * @return string the last error
+     */
+    function getLastError()
+    {
+        return end($this->errors);
+    }
+
+    /**
+     * return the last message
+     *
+     * @return string the last message
+     */
+    function getLastMessage()
+    {
+        return end($this->messages);
+    }
+
+    /**
+     * sets table name
+     *
+     * @param string $table_name new table name
+     *
+     * @return void
+     */
+    function setName($table_name)
+    {
+        $this->name = $table_name;
+    }
+
+    /**
+     * returns table name
+     *
+     * @param boolean $backquoted whether to quote name with backticks ``
+     *
+     * @return string  table name
+     */
+    function getName($backquoted = false)
+    {
+        if ($backquoted) {
+            return PMA_Util::backquote($this->name);
+        }
+        return $this->name;
+    }
+
+    /**
+     * sets database name for this table
+     *
+     * @param string $db_name database name
+     *
+     * @return void
+     */
+    function setDbName($db_name)
+    {
+        $this->db_name = $db_name;
+    }
+
+    /**
+     * returns database name for this table
+     *
+     * @param boolean $backquoted whether to quote name with backticks ``
+     *
+     * @return string  database name for this table
+     */
+    function getDbName($backquoted = false)
+    {
+        if ($backquoted) {
+            return PMA_Util::backquote($this->db_name);
+        }
+        return $this->db_name;
+    }
+
+    /**
+     * returns full name for table, including database name
+     *
+     * @param boolean $backquoted whether to quote name with backticks ``
+     *
+     * @return string
+     */
+    function getFullName($backquoted = false)
+    {
+        return $this->getDbName($backquoted) . '.'
+            . $this->getName($backquoted);
+    }
+
+    /**
+     * returns whether the table is actually a view
+     *
+     * @param string $db    database
+     * @param string $table table
+     *
+     * @return boolean whether the given is a view
+     */
+    static public function isView($db = null, $table = null)
+    {
+        if (empty($db) || empty($table)) {
+            return false;
+        }
+
+        // use cached data or load information with SHOW command
+        if (isset(PMA_Table::$cache[$db][$table])
+        ) {
+            $type = PMA_Table::sGetStatusInfo($db, $table, 'TABLE_TYPE');
+            return $type == 'VIEW';
+        }
+
+        // query information_schema
+        $result = $GLOBALS['dbi']->fetchResult(
+            "SELECT TABLE_NAME
+            FROM information_schema.VIEWS
+            WHERE TABLE_SCHEMA = '" . PMA_Util::sqlAddSlashes($db) . "'
+                AND TABLE_NAME = '" . PMA_Util::sqlAddSlashes($table) . "'"
+        );
+        return $result ? true : false;
+    }
+
+    /**
+     * Returns whether the table is actually an updatable view
+     *
+     * @param string $db    database
+     * @param string $table table
+     *
+     * @return boolean whether the given is an updatable view
+     */
+    static public function isUpdatableView($db = null, $table = null)
+    {
+        if (empty($db) || empty($table)) {
+            return false;
+        }
+
+        $result = $GLOBALS['dbi']->fetchResult(
+            "SELECT TABLE_NAME
+            FROM information_schema.VIEWS
+            WHERE TABLE_SCHEMA = '" . PMA_Util::sqlAddSlashes($db) . "'
+                AND TABLE_NAME = '" . PMA_Util::sqlAddSlashes($table) . "'
+                AND IS_UPDATABLE = 'YES'"
+        );
+        return $result ? true : false;
+    }
+
+    /**
+     * Returns the analysis of 'SHOW CREATE TABLE' query for the table.
+     * In case of a view, the values are taken from the information_schema.
+     *
+     * @param string $db    database
+     * @param string $table table
+     *
+     * @return array analysis of 'SHOW CREATE TABLE' query for the table
+     */
+    static public function analyzeStructure($db = null, $table = null)
+    {
+        if (empty($db) || empty($table)) {
+            return false;
+        }
+
+        $analyzed_sql = array();
+        if (self::isView($db, $table)) {
+            // For a view, 'SHOW CREATE TABLE' returns the definition,
+            // but the structure of the view. So, we try to mock
+            // the result of analyzing 'SHOW CREATE TABLE' query.
+            $analyzed_sql[0] = array();
+            $analyzed_sql[0]['create_table_fields'] = array();
+
+            $results = $GLOBALS['dbi']->fetchResult(
+                "SELECT COLUMN_NAME, DATA_TYPE
+                FROM information_schema.COLUMNS
+                WHERE TABLE_SCHEMA = '" . PMA_Util::sqlAddSlashes($db) . "'
+                AND TABLE_NAME = '" . PMA_Util::sqlAddSlashes($table) . "'"
+            );
+            foreach ($results as $result) {
+                $analyzed_sql[0]['create_table_fields'][$result['COLUMN_NAME']]
+                    = array('type' => strtoupper($result['DATA_TYPE']));
+            }
+        } else {
+            $show_create_table = $GLOBALS['dbi']->fetchValue(
+                'SHOW CREATE TABLE '
+                . PMA_Util::backquote($db)
+                . '.' . PMA_Util::backquote($table),
+                0,
+                1
+            );
+            $analyzed_sql = PMA_SQP_analyze(PMA_SQP_parse($show_create_table));
+        }
+        return $analyzed_sql;
+    }
+
+    /**
+     * sets given $value for given $param
+     *
+     * @param string $param name
+     * @param mixed  $value value
+     *
+     * @return void
+     */
+    function set($param, $value)
+    {
+        $this->settings[$param] = $value;
+    }
+
+    /**
+     * returns value for given setting/param
+     *
+     * @param string $param name for value to return
+     *
+     * @return mixed   value for $param
+     */
+    function get($param)
+    {
+        if (isset($this->settings[$param])) {
+            return $this->settings[$param];
+        }
+
+        return null;
+    }
+
+    /**
+     * Checks if this is a merge table
+     *
+     * If the ENGINE of the table is MERGE or MRG_MYISAM (alias),
+     * this is a merge table.
+     *
+     * @param string $db    the database name
+     * @param string $table the table name
+     *
+     * @return boolean  true if it is a merge table
+     */
+    static public function isMerge($db = null, $table = null)
+    {
+        $engine = null;
+        // if called static, with parameters
+        if (! empty($db) && ! empty($table)) {
+            $engine = PMA_Table::sGetStatusInfo(
+                $db, $table, 'ENGINE', null, true
+            );
+        }
+
+        // did we get engine?
+        if (empty($engine)) {
+            return false;
+        }
+
+        // any of known merge engines?
+        return in_array(strtoupper($engine), array('MERGE', 'MRG_MYISAM'));
+    }
+
+    /**
+     * Returns tooltip for the table
+     * Format : <table_comment> (<number_of_rows>)
+     *
+     * @param string $db    database name
+     * @param string $table table name
+     *
+     * @return string tooltip fot the table
+     */
+    static public function sGetToolTip($db, $table)
+    {
+        return PMA_Table::sGetStatusInfo($db, $table, 'Comment')
+            . ' (' . PMA_Table::countRecords($db, $table)
+            . ' ' . __('Rows') . ')';
+    }
+
+    /**
+     * Returns full table status info, or specific if $info provided
+     * this info is collected from information_schema
+     *
+     * @param string  $db            database name
+     * @param string  $table         table name
+     * @param string  $info          specific information to be fetched
+     * @param boolean $force_read    read new rather than serving from cache
+     * @param boolean $disable_error if true, disables error message
+     *
+     * @todo DatabaseInterface::getTablesFull needs to be merged
+     * somehow into this class or at least better documented
+     *
+     * @return mixed
+     */
+    static public function sGetStatusInfo($db, $table, $info = null,
+        $force_read = false, $disable_error = false
+    ) {
+        if (! empty($_SESSION['is_multi_query'])) {
+            $disable_error = true;
+        }
+
+        if (! isset(PMA_Table::$cache[$db][$table])
+            || $force_read
+            // sometimes there is only one entry (ExactRows) so
+            // we have to get the table's details
+            || count(PMA_Table::$cache[$db][$table]) == 1
+        ) {
+            $GLOBALS['dbi']->getTablesFull($db, $table);
+        }
+
+        if (! isset(PMA_Table::$cache[$db][$table])) {
+            // happens when we enter the table creation dialog
+            // or when we really did not get any status info, for example
+            // when $table == 'TABLE_NAMES' after the user tried SHOW TABLES
+            return '';
+        }
+
+        if (null === $info) {
+            return PMA_Table::$cache[$db][$table];
+        }
+
+        // array_key_exists allows for null values
+        if (!array_key_exists($info, PMA_Table::$cache[$db][$table])) {
+            if (! $disable_error) {
+                trigger_error(
+                    __('unknown table status: ') . $info,
+                    E_USER_WARNING
+                );
+            }
+            return false;
+        }
+
+        return PMA_Table::$cache[$db][$table][$info];
+    }
+
+    /**
+     * generates column specification for ALTER or CREATE TABLE syntax
+     *
+     * @param string      $name           name
+     * @param string      $type           type ('INT', 'VARCHAR', 'BIT', ...)
+     * @param string      $index          index
+     * @param string      $length         length ('2', '5,2', '', ...)
+     * @param string      $attribute      attribute
+     * @param string      $collation      collation
+     * @param bool|string $null           with 'NULL' or 'NOT NULL'
+     * @param string      $default_type   whether default is CURRENT_TIMESTAMP,
+     *                                    NULL, NONE, USER_DEFINED
+     * @param string      $default_value  default value for USER_DEFINED
+     *                                    default type
+     * @param string      $extra          'AUTO_INCREMENT'
+     * @param string      $comment        field comment
+     * @param array       &$field_primary list of fields for PRIMARY KEY
+     * @param string      $move_to        new position for column
+     *
+     * @todo    move into class PMA_Column
+     * @todo on the interface, some js to clear the default value when the
+     * default current_timestamp is checked
+     *
+     * @return string  field specification
+     */
+    static function generateFieldSpec($name, $type, $index, $length = '',
+        $attribute = '', $collation = '', $null = false,
+        $default_type = 'USER_DEFINED', $default_value = '',  $extra = '',
+        $comment = '', &$field_primary = null, $move_to = ''
+    ) {
+        $is_timestamp = strpos(strtoupper($type), 'TIMESTAMP') !== false;
+
+        $query = PMA_Util::backquote($name) . ' ' . $type;
+
+        // allow the possibility of a length for TIME, DATETIME and TIMESTAMP
+        // (will work on MySQL >= 5.6.4)
+        if ($length != ''
+            && ! preg_match(
+                '@^(DATE|TINYBLOB|TINYTEXT|BLOB|TEXT|'
+                . 'MEDIUMBLOB|MEDIUMTEXT|LONGBLOB|LONGTEXT|SERIAL|BOOLEAN|DOUBLE|FLOAT|UUID)$@i',
+                $type
+            )
+        ) {
+            $query .= '(' . $length . ')';
+        }
+
+        if ($attribute != '') {
+            $query .= ' ' . $attribute;
+        }
+
+        $matches = preg_match(
+            '@^(TINYTEXT|TEXT|MEDIUMTEXT|LONGTEXT|VARCHAR|CHAR|ENUM|SET)$@i',
+            $type
+        );
+        if (! empty($collation) && $collation != 'NULL' && $matches) {
+            $query .= PMA_generateCharsetQueryPart($collation);
+        }
+
+        if ($null !== false) {
+            if ($null == 'NULL') {
+                $query .= ' NULL';
+            } else {
+                $query .= ' NOT NULL';
+            }
+        }
+
+        switch ($default_type) {
+        case 'USER_DEFINED' :
+            if ($is_timestamp && $default_value === '0') {
+                // a TIMESTAMP does not accept DEFAULT '0'
+                // but DEFAULT 0 works
+                $query .= ' DEFAULT 0';
+            } elseif ($type == 'BIT') {
+                $query .= ' DEFAULT b\''
+                        . preg_replace('/[^01]/', '0', $default_value)
+                        . '\'';
+            } elseif ($type == 'BOOLEAN') {
+                if (preg_match('/^1|T|TRUE|YES$/i', $default_value)) {
+                    $query .= ' DEFAULT TRUE';
+                } elseif (preg_match('/^0|F|FALSE|NO$/i', $default_value)) {
+                    $query .= ' DEFAULT FALSE';
+                } else {
+                    // Invalid BOOLEAN value
+                    $query .= ' DEFAULT \''
+                        . PMA_Util::sqlAddSlashes($default_value) . '\'';
+                }
+            } else {
+                $query .= ' DEFAULT \''
+                    . PMA_Util::sqlAddSlashes($default_value) . '\'';
+            }
+            break;
+        case 'NULL' :
+            //If user uncheck null checkbox and not change default value null,
+            //default value will be ignored.
+            if ($null !== false && $null != 'NULL') {
+                break;
+            }
+        case 'CURRENT_TIMESTAMP' :
+            $query .= ' DEFAULT ' . $default_type;
+            break;
+        case 'NONE' :
+        default :
+            break;
+        }
+
+        if (!empty($extra)) {
+            $query .= ' ' . $extra;
+            // Force an auto_increment field to be part of the primary key
+            // even if user did not tick the PK box;
+            if ($extra == 'AUTO_INCREMENT') {
+                $primary_cnt = count($field_primary);
+                if (1 == $primary_cnt) {
+                    for ($j = 0; $j < $primary_cnt; $j++) {
+                        if ($field_primary[$j] == $index) {
+                            break;
+                        }
+                    }
+                    if (isset($field_primary[$j]) && $field_primary[$j] == $index) {
+                        $query .= ' PRIMARY KEY';
+                        unset($field_primary[$j]);
+                    }
+                } else {
+                    // but the PK could contain other columns so do not append
+                    // a PRIMARY KEY clause, just add a member to $field_primary
+                    $found_in_pk = false;
+                    for ($j = 0; $j < $primary_cnt; $j++) {
+                        if ($field_primary[$j] == $index) {
+                            $found_in_pk = true;
+                            break;
+                        }
+                    } // end for
+                    if (! $found_in_pk) {
+                        $field_primary[] = $index;
+                    }
+                }
+            } // end if (auto_increment)
+        }
+        if (!empty($comment)) {
+            $query .= " COMMENT '" . PMA_Util::sqlAddSlashes($comment) . "'";
+        }
+
+        // move column
+        if ($move_to == '-first') { // dash can't appear as part of column name
+            $query .= ' FIRST';
+        } elseif ($move_to != '') {
+            $query .= ' AFTER ' . PMA_Util::backquote($move_to);
+        }
+        return $query;
+    } // end function
+
+    /**
+     * Counts and returns (or displays) the number of records in a table
+     *
+     * @param string $db          the current database name
+     * @param string $table       the current table name
+     * @param bool   $force_exact whether to force an exact count
+     * @param bool   $is_view     whether the table is a view
+     *
+     * @return mixed the number of records if "retain" param is true,
+     *               otherwise true
+     */
+    static public function countRecords($db, $table, $force_exact = false,
+        $is_view = null
+    ) {
+        if (isset(PMA_Table::$cache[$db][$table]['ExactRows'])) {
+            $row_count = PMA_Table::$cache[$db][$table]['ExactRows'];
+        } else {
+            $row_count = false;
+
+            if (null === $is_view) {
+                $is_view = PMA_Table::isView($db, $table);
+            }
+
+            if (! $force_exact) {
+                if (! isset(PMA_Table::$cache[$db][$table]['Rows']) && ! $is_view) {
+                    $tmp_tables = $GLOBALS['dbi']->getTablesFull($db, $table);
+                    if (isset($tmp_tables[$table])) {
+                        PMA_Table::$cache[$db][$table] = $tmp_tables[$table];
+                    }
+                }
+                if (isset(PMA_Table::$cache[$db][$table]['Rows'])) {
+                    $row_count = PMA_Table::$cache[$db][$table]['Rows'];
+                } else {
+                    $row_count = false;
+                }
+            }
+
+            // for a VIEW, $row_count is always false at this point
+            if (false === $row_count
+                || $row_count < $GLOBALS['cfg']['MaxExactCount']
+            ) {
+                // Make an exception for views in I_S and D_D schema in
+                // Drizzle, as these map to in-memory data and should execute
+                // fast enough
+                if (! $is_view
+                    || (PMA_DRIZZLE && $GLOBALS['dbi']->isSystemSchema($db))
+                ) {
+                    $row_count = $GLOBALS['dbi']->fetchValue(
+                        'SELECT COUNT(*) FROM ' . PMA_Util::backquote($db) . '.'
+                        . PMA_Util::backquote($table)
+                    );
+                } else {
+                    // For complex views, even trying to get a partial record
+                    // count could bring down a server, so we offer an
+                    // alternative: setting MaxExactCountViews to 0 will bypass
+                    // completely the record counting for views
+
+                    if ($GLOBALS['cfg']['MaxExactCountViews'] == 0) {
+                        $row_count = 0;
+                    } else {
+                        // Counting all rows of a VIEW could be too long,
+                        // so use a LIMIT clause.
+                        // Use try_query because it can fail (when a VIEW is
+                        // based on a table that no longer exists)
+                        $result = $GLOBALS['dbi']->tryQuery(
+                            'SELECT 1 FROM ' . PMA_Util::backquote($db) . '.'
+                            . PMA_Util::backquote($table) . ' LIMIT '
+                            . $GLOBALS['cfg']['MaxExactCountViews'],
+                            null,
+                            PMA_DatabaseInterface::QUERY_STORE
+                        );
+                        if (!$GLOBALS['dbi']->getError()) {
+                            $row_count = $GLOBALS['dbi']->numRows($result);
+                            $GLOBALS['dbi']->freeResult($result);
+                        }
+                    }
+                }
+                if ($row_count) {
+                    PMA_Table::$cache[$db][$table]['ExactRows'] = $row_count;
+                }
+            }
+        }
+
+        return $row_count;
+    } // end of the 'PMA_Table::countRecords()' function
+
+    /**
+     * Generates column specification for ALTER syntax
+     *
+     * @param string      $oldcol         old column name
+     * @param string      $newcol         new column name
+     * @param string      $type           type ('INT', 'VARCHAR', 'BIT', ...)
+     * @param string      $length         length ('2', '5,2', '', ...)
+     * @param string      $attribute      attribute
+     * @param string      $collation      collation
+     * @param bool|string $null           with 'NULL' or 'NOT NULL'
+     * @param string      $default_type   whether default is CURRENT_TIMESTAMP,
+     *                                    NULL, NONE, USER_DEFINED
+     * @param string      $default_value  default value for USER_DEFINED default
+     *                                    type
+     * @param string      $extra          'AUTO_INCREMENT'
+     * @param string      $comment        field comment
+     * @param array       &$field_primary list of fields for PRIMARY KEY
+     * @param string      $index          index
+     * @param string      $move_to        new position for column
+     *
+     * @see PMA_Table::generateFieldSpec()
+     *
+     * @return string  field specification
+     */
+    static public function generateAlter($oldcol, $newcol, $type, $length,
+        $attribute, $collation, $null, $default_type, $default_value,
+        $extra, $comment, &$field_primary, $index, $move_to
+    ) {
+        return PMA_Util::backquote($oldcol) . ' '
+            . PMA_Table::generateFieldSpec(
+                $newcol, $type, $index, $length, $attribute,
+                $collation, $null, $default_type, $default_value, $extra,
+                $comment, $field_primary, $move_to
+            );
+    } // end function
+
+    /**
+     * Inserts existing entries in a PMA_* table by reading a value from an old
+     * entry
+     *
+     * @param string $work         The array index, which Relation feature to
+     *                             check ('relwork', 'commwork', ...)
+     * @param string $pma_table    The array index, which PMA-table to update
+     *                             ('bookmark', 'relation', ...)
+     * @param array  $get_fields   Which fields will be SELECT'ed from the old entry
+     * @param array  $where_fields Which fields will be used for the WHERE query
+     *                             (array('FIELDNAME' => 'FIELDVALUE'))
+     * @param array  $new_fields   Which fields will be used as new VALUES.
+     *                             These are the important keys which differ
+     *                             from the old entry
+     *                             (array('FIELDNAME' => 'NEW FIELDVALUE'))
+     *
+     * @global relation variable
+     *
+     * @return int|true
+     */
+    static public function duplicateInfo($work, $pma_table, $get_fields,
+        $where_fields, $new_fields
+    ) {
+        $last_id = -1;
+
+        if (isset($GLOBALS['cfgRelation']) && $GLOBALS['cfgRelation'][$work]) {
+            $select_parts = array();
+            $row_fields = array();
+            foreach ($get_fields as $get_field) {
+                $select_parts[] = PMA_Util::backquote($get_field);
+                $row_fields[$get_field] = 'cc';
+            }
+
+            $where_parts = array();
+            foreach ($where_fields as $_where => $_value) {
+                $where_parts[] = PMA_Util::backquote($_where) . ' = \''
+                    . PMA_Util::sqlAddSlashes($_value) . '\'';
+            }
+
+            $new_parts = array();
+            $new_value_parts = array();
+            foreach ($new_fields as $_where => $_value) {
+                $new_parts[] = PMA_Util::backquote($_where);
+                $new_value_parts[] = PMA_Util::sqlAddSlashes($_value);
+            }
+
+            $table_copy_query = '
+                SELECT ' . implode(', ', $select_parts) . '
+                  FROM ' . PMA_Util::backquote($GLOBALS['cfgRelation']['db']) . '.'
+                  . PMA_Util::backquote($GLOBALS['cfgRelation'][$pma_table]) . '
+                 WHERE ' . implode(' AND ', $where_parts);
+
+            // must use PMA_DatabaseInterface::QUERY_STORE here, since we execute
+            // another query inside the loop
+            $table_copy_rs = PMA_queryAsControlUser(
+                $table_copy_query, true, PMA_DatabaseInterface::QUERY_STORE
+            );
+
+            while ($table_copy_row = @$GLOBALS['dbi']->fetchAssoc($table_copy_rs)) {
+                $value_parts = array();
+                foreach ($table_copy_row as $_key => $_val) {
+                    if (isset($row_fields[$_key]) && $row_fields[$_key] == 'cc') {
+                        $value_parts[] = PMA_Util::sqlAddSlashes($_val);
+                    }
+                }
+
+                $new_table_query = 'INSERT IGNORE INTO '
+                    . PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
+                    . '.'
+                    . PMA_Util::backquote($GLOBALS['cfgRelation'][$pma_table])
+                    . ' (' . implode(', ', $select_parts)
+                    . ', ' . implode(', ', $new_parts)
+                    . ') VALUES (\''
+                    . implode('\', \'', $value_parts) . '\', \''
+                    . implode('\', \'', $new_value_parts) . '\')';
+
+                PMA_queryAsControlUser($new_table_query);
+                $last_id = $GLOBALS['dbi']->insertId();
+            } // end while
+
+            $GLOBALS['dbi']->freeResult($table_copy_rs);
+
+            return $last_id;
+        }
+
+        return true;
+    } // end of 'PMA_Table::duplicateInfo()' function
+
+    /**
+     * Copies or renames table
+     *
+     * @param string $source_db    source database
+     * @param string $source_table source table
+     * @param string $target_db    target database
+     * @param string $target_table target table
+     * @param string $what         what to be moved or copied (data, dataonly)
+     * @param bool   $move         whether to move
+     * @param string $mode         mode
+     *
+     * @return bool true if success, false otherwise
+     */
+    static public function moveCopy($source_db, $source_table, $target_db,
+        $target_table, $what, $move, $mode
+    ) {
+        global $err_url;
+
+        /* Try moving table directly */
+        if ($move && $what == 'data') {
+            $tbl = new PMA_Table($source_table, $source_db);
+            $result = $tbl->rename($target_table, $target_db);
+            if ($result) {
+                $GLOBALS['message'] = $tbl->getLastMessage();
+                return true;
+            }
+        }
+
+        // set export settings we need
+        $GLOBALS['sql_backquotes'] = 1;
+        $GLOBALS['asfile']         = 1;
+
+        // Ensure the target is valid
+        if (! $GLOBALS['pma']->databases->exists($source_db, $target_db)) {
+            if (! $GLOBALS['pma']->databases->exists($source_db)) {
+                $GLOBALS['message'] = PMA_Message::rawError(
+                    sprintf(
+                        __('Source database `%s` was not found!'),
+                        htmlspecialchars($source_db)
+                    )
+                );
+            }
+            if (! $GLOBALS['pma']->databases->exists($target_db)) {
+                $GLOBALS['message'] = PMA_Message::rawError(
+                    sprintf(
+                        __('Target database `%s` was not found!'),
+                        htmlspecialchars($target_db)
+                    )
+                );
+            }
+            return false;
+        }
+
+        $source = PMA_Util::backquote($source_db)
+            . '.' . PMA_Util::backquote($source_table);
+        if (! isset($target_db) || ! strlen($target_db)) {
+            $target_db = $source_db;
+        }
+
+        // Doing a select_db could avoid some problems with replicated databases,
+        // when moving table from replicated one to not replicated one
+        $GLOBALS['dbi']->selectDb($target_db);
+
+        $target = PMA_Util::backquote($target_db)
+            . '.' . PMA_Util::backquote($target_table);
+
+        // do not create the table if dataonly
+        if ($what != 'dataonly') {
+            include_once "libraries/plugin_interface.lib.php";
+            // get Export SQL instance
+            $export_sql_plugin = PMA_getPlugin(
+                "export",
+                "sql",
+                'libraries/plugins/export/',
+                array(
+                    'export_type' => 'table',
+                    'single_table' => false,
+                )
+            );
+
+            $no_constraints_comments = true;
+            $GLOBALS['sql_constraints_query'] = '';
+            // set the value of global sql_auto_increment variable
+            if (isset($_POST['sql_auto_increment'])) {
+                $GLOBALS['sql_auto_increment'] = $_POST['sql_auto_increment'];
+            }
+
+            $sql_structure = $export_sql_plugin->getTableDef(
+                $source_db, $source_table, "\n", $err_url, false, false
+            );
+            unset($no_constraints_comments);
+            $parsed_sql =  PMA_SQP_parse($sql_structure);
+            $analyzed_sql = PMA_SQP_analyze($parsed_sql);
+            $i = 0;
+            if (empty($analyzed_sql[0]['create_table_fields'])) {
+                // this is not a CREATE TABLE, so find the first VIEW
+                $target_for_view = PMA_Util::backquote($target_db);
+                while (true) {
+                    if ($parsed_sql[$i]['type'] == 'alpha_reservedWord'
+                        && $parsed_sql[$i]['data'] == 'VIEW'
+                    ) {
+                        break;
+                    }
+                    $i++;
+                }
+            }
+            unset($analyzed_sql);
+            if (PMA_DRIZZLE) {
+                $table_delimiter = 'quote_backtick';
+            } else {
+                $server_sql_mode = $GLOBALS['dbi']->fetchValue(
+                    "SHOW VARIABLES LIKE 'sql_mode'",
+                    0,
+                    1
+                );
+                // ANSI_QUOTES might be a subset of sql_mode, for example
+                // REAL_AS_FLOAT,PIPES_AS_CONCAT,ANSI_QUOTES,IGNORE_SPACE,ANSI
+                if (false !== strpos($server_sql_mode, 'ANSI_QUOTES')) {
+                    $table_delimiter = 'quote_double';
+                } else {
+                    $table_delimiter = 'quote_backtick';
+                }
+                unset($server_sql_mode);
+            }
+
+            /* Find table name in query and replace it */
+            while ($parsed_sql[$i]['type'] != $table_delimiter) {
+                $i++;
+            }
+
+            /* no need to backquote() */
+            if (isset($target_for_view)) {
+                // this a view definition; we just found the first db name
+                // that follows DEFINER VIEW
+                // so change it for the new db name
+                $parsed_sql[$i]['data'] = $target_for_view;
+                // then we have to find all references to the source db
+                // and change them to the target db, ensuring we stay into
+                // the $parsed_sql limits
+                $last = $parsed_sql['len'] - 1;
+                $backquoted_source_db = PMA_Util::backquote($source_db);
+                for (++$i; $i <= $last; $i++) {
+                    if ($parsed_sql[$i]['type'] == $table_delimiter
+                        && $parsed_sql[$i]['data'] == $backquoted_source_db
+                        && $parsed_sql[$i - 1]['type'] != 'punct_qualifier'
+                    ) {
+                        $parsed_sql[$i]['data'] = $target_for_view;
+                    }
+                }
+                unset($last,$backquoted_source_db);
+            } else {
+                $parsed_sql[$i]['data'] = $target;
+            }
+
+            /* Generate query back */
+            $sql_structure = PMA_SQP_format($parsed_sql, 'query_only');
+            // If table exists, and 'add drop table' is selected: Drop it!
+            $drop_query = '';
+            if (isset($_REQUEST['drop_if_exists'])
+                && $_REQUEST['drop_if_exists'] == 'true'
+            ) {
+                if (PMA_Table::isView($target_db, $target_table)) {
+                    $drop_query = 'DROP VIEW';
+                } else {
+                    $drop_query = 'DROP TABLE';
+                }
+                $drop_query .= ' IF EXISTS '
+                    . PMA_Util::backquote($target_db) . '.'
+                    . PMA_Util::backquote($target_table);
+                $GLOBALS['dbi']->query($drop_query);
+
+                $GLOBALS['sql_query'] .= "\n" . $drop_query . ';';
+
+                // If an existing table gets deleted, maintain any
+                // entries for the PMA_* tables
+                $maintain_relations = true;
+            }
+
+            @$GLOBALS['dbi']->query($sql_structure);
+            $GLOBALS['sql_query'] .= "\n" . $sql_structure . ';';
+
+            if (($move || isset($GLOBALS['add_constraints']))
+                && !empty($GLOBALS['sql_constraints_query'])
+            ) {
+                $parsed_sql =  PMA_SQP_parse($GLOBALS['sql_constraints_query']);
+                $i = 0;
+
+                // find the first $table_delimiter, it must be the source
+                // table name
+                while ($parsed_sql[$i]['type'] != $table_delimiter) {
+                    $i++;
+                    // maybe someday we should guard against going over limit
+                    //if ($i == $parsed_sql['len']) {
+                    //    break;
+                    //}
+                }
+
+                // replace it by the target table name, no need
+                // to backquote()
+                $parsed_sql[$i]['data'] = $target;
+
+                // now we must remove all $table_delimiter that follow a
+                // CONSTRAINT keyword, because a constraint name must be
+                // unique in a db
+
+                $cnt = $parsed_sql['len'] - 1;
+
+                for ($j = $i; $j < $cnt; $j++) {
+                    if ($parsed_sql[$j]['type'] == 'alpha_reservedWord'
+                        && strtoupper($parsed_sql[$j]['data']) == 'CONSTRAINT'
+                    ) {
+                        if ($parsed_sql[$j+1]['type'] == $table_delimiter) {
+                            $parsed_sql[$j+1]['data'] = '';
+                        }
+                    }
+                }
+
+                // Generate query back
+                $GLOBALS['sql_constraints_query'] = PMA_SQP_format(
+                    $parsed_sql, 'query_only'
+                );
+                if ($mode == 'one_table') {
+                    $GLOBALS['dbi']->query($GLOBALS['sql_constraints_query']);
+                }
+                $GLOBALS['sql_query'] .= "\n" . $GLOBALS['sql_constraints_query'];
+                if ($mode == 'one_table') {
+                    unset($GLOBALS['sql_constraints_query']);
+                }
+            }
+        } else {
+            $GLOBALS['sql_query'] = '';
+        }
+
+        // Copy the data unless this is a VIEW
+        if (($what == 'data' || $what == 'dataonly')
+            && ! PMA_Table::isView($target_db, $target_table)
+        ) {
+            $sql_set_mode = "SET SQL_MODE='NO_AUTO_VALUE_ON_ZERO'";
+            $GLOBALS['dbi']->query($sql_set_mode);
+            $GLOBALS['sql_query'] .= "\n\n" . $sql_set_mode . ';';
+
+            $sql_insert_data = 'INSERT INTO ' . $target
+                . ' SELECT * FROM ' . $source;
+            $GLOBALS['dbi']->query($sql_insert_data);
+            $GLOBALS['sql_query']      .= "\n\n" . $sql_insert_data . ';';
+        }
+
+        $GLOBALS['cfgRelation'] = PMA_getRelationsParam();
+
+        // Drops old table if the user has requested to move it
+        if ($move) {
+
+            // This could avoid some problems with replicated databases, when
+            // moving table from replicated one to not replicated one
+            $GLOBALS['dbi']->selectDb($source_db);
+
+            if (PMA_Table::isView($source_db, $source_table)) {
+                $sql_drop_query = 'DROP VIEW';
+            } else {
+                $sql_drop_query = 'DROP TABLE';
+            }
+            $sql_drop_query .= ' ' . $source;
+            $GLOBALS['dbi']->query($sql_drop_query);
+
+            // Renable table in configuration storage
+            PMA_REL_renameTable(
+                $source_db, $target_db,
+                $source_table, $target_table
+            );
+
+            $GLOBALS['sql_query']      .= "\n\n" . $sql_drop_query . ';';
+            // end if ($move)
+        } else {
+            // we are copying
+            // Create new entries as duplicates from old PMA DBs
+            if ($what != 'dataonly' && ! isset($maintain_relations)) {
+                if ($GLOBALS['cfgRelation']['commwork']) {
+                    // Get all comments and MIME-Types for current table
+                    $comments_copy_rs = PMA_queryAsControlUser(
+                        'SELECT column_name, comment'
+                        . ($GLOBALS['cfgRelation']['mimework']
+                        ? ', mimetype, transformation, transformation_options'
+                        : '')
+                        . ' FROM '
+                        . PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
+                        . '.'
+                        . PMA_Util::backquote($GLOBALS['cfgRelation']['column_info'])
+                        . ' WHERE '
+                        . ' db_name = \''
+                        . PMA_Util::sqlAddSlashes($source_db) . '\''
+                        . ' AND '
+                        . ' table_name = \''
+                        . PMA_Util::sqlAddSlashes($source_table) . '\''
+                    );
+
+                    // Write every comment as new copied entry. [MIME]
+                    while ($comments_copy_row = $GLOBALS['dbi']->fetchAssoc($comments_copy_rs)) {
+                        $new_comment_query = 'REPLACE INTO ' . PMA_Util::backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_Util::backquote($GLOBALS['cfgRelation']['column_info'])
+                                    . ' (db_name, table_name, column_name, comment' . ($GLOBALS['cfgRelation']['mimework'] ? ', mimetype, transformation, transformation_options' : '') . ') '
+                                    . ' VALUES('
+                                    . '\'' . PMA_Util::sqlAddSlashes($target_db) . '\','
+                                    . '\'' . PMA_Util::sqlAddSlashes($target_table) . '\','
+                                    . '\'' . PMA_Util::sqlAddSlashes($comments_copy_row['column_name']) . '\''
+                                    . ($GLOBALS['cfgRelation']['mimework'] ? ',\'' . PMA_Util::sqlAddSlashes($comments_copy_row['comment']) . '\','
+                                            . '\'' . PMA_Util::sqlAddSlashes($comments_copy_row['mimetype']) . '\','
+                                            . '\'' . PMA_Util::sqlAddSlashes($comments_copy_row['transformation']) . '\','
+                                            . '\'' . PMA_Util::sqlAddSlashes($comments_copy_row['transformation_options']) . '\'' : '')
+                                    . ')';
+                        PMA_queryAsControlUser($new_comment_query);
+                    } // end while
+                    $GLOBALS['dbi']->freeResult($comments_copy_rs);
+                    unset($comments_copy_rs);
+                }
+
+                // duplicating the bookmarks must not be done here, but
+                // just once per db
+
+                $get_fields = array('display_field');
+                $where_fields = array(
+                    'db_name' => $source_db,
+                    'table_name' => $source_table
+                );
+                $new_fields = array(
+                    'db_name' => $target_db,
+                    'table_name' => $target_table
+                );
+                PMA_Table::duplicateInfo(
+                    'displaywork',
+                    'table_info',
+                    $get_fields,
+                    $where_fields,
+                    $new_fields
+                );
+
+
+                /**
+                 * @todo revise this code when we support cross-db relations
+                 */
+                $get_fields = array(
+                    'master_field',
+                    'foreign_table',
+                    'foreign_field'
+                );
+                $where_fields = array(
+                    'master_db' => $source_db,
+                    'master_table' => $source_table
+                );
+                $new_fields = array(
+                    'master_db' => $target_db,
+                    'foreign_db' => $target_db,
+                    'master_table' => $target_table
+                );
+                PMA_Table::duplicateInfo(
+                    'relwork',
+                    'relation',
+                    $get_fields,
+                    $where_fields,
+                    $new_fields
+                );
+
+
+                $get_fields = array(
+                    'foreign_field',
+                    'master_table',
+                    'master_field'
+                );
+                $where_fields = array(
+                    'foreign_db' => $source_db,
+                    'foreign_table' => $source_table
+                );
+                $new_fields = array(
+                    'master_db' => $target_db,
+                    'foreign_db' => $target_db,
+                    'foreign_table' => $target_table
+                );
+                PMA_Table::duplicateInfo(
+                    'relwork',
+                    'relation',
+                    $get_fields,
+                    $where_fields,
+                    $new_fields
+                );
+
+
+                $get_fields = array('x', 'y', 'v', 'h');
+                $where_fields = array(
+                    'db_name' => $source_db,
+                    'table_name' => $source_table
+                );
+                $new_fields = array(
+                    'db_name' => $target_db,
+                    'table_name' => $target_table
+                );
+                PMA_Table::duplicateInfo(
+                    'designerwork',
+                    'designer_coords',
+                    $get_fields,
+                    $where_fields,
+                    $new_fields
+                );
+
+                /**
+                 * @todo Can't get duplicating PDFs the right way. The
+                 * page numbers always get screwed up independently from
+                 * duplication because the numbers do not seem to be stored on a
+                 * per-database basis. Would the author of pdf support please
+                 * have a look at it?
+                 *
+                $get_fields = array('page_descr');
+                $where_fields = array('db_name' => $source_db);
+                $new_fields = array('db_name' => $target_db);
+                $last_id = PMA_Table::duplicateInfo(
+                    'pdfwork',
+                    'pdf_pages',
+                    $get_fields,
+                    $where_fields,
+                    $new_fields
+                );
+
+                if (isset($last_id) && $last_id >= 0) {
+                    $get_fields = array('x', 'y');
+                    $where_fields = array(
+                        'db_name' => $source_db,
+                        'table_name' => $source_table
+                    );
+                    $new_fields = array(
+                        'db_name' => $target_db,
+                        'table_name' => $target_table,
+                        'pdf_page_number' => $last_id
+                    );
+                    PMA_Table::duplicateInfo(
+                        'pdfwork',
+                        'table_coords',
+                        $get_fields,
+                        $where_fields,
+                        $new_fields
+                    );
+                }
+                 */
+            }
+        }
+        return true;
+    }
+
+    /**
+     * checks if given name is a valid table name,
+     * currently if not empty, trailing spaces, '.', '/' and '\'
+     *
+     * @param string $table_name name to check
+     *
+     * @todo add check for valid chars in filename on current system/os
+     * @see  http://dev.mysql.com/doc/refman/5.0/en/legal-names.html
+     *
+     * @return boolean whether the string is valid or not
+     */
+    static function isValidName($table_name)
+    {
+        if ($table_name !== trim($table_name)) {
+            // trailing spaces
+            return false;
+        }
+
+        if (! strlen($table_name)) {
+            // zero length
+            return false;
+        }
+
+        if (preg_match('/[.\/\\\\]+/i', $table_name)) {
+            // illegal char . / \
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * renames table
+     *
+     * @param string $new_name new table name
+     * @param string $new_db   new database name
+     *
+     * @return bool success
+     */
+    function rename($new_name, $new_db = null)
+    {
+        if (null !== $new_db && $new_db !== $this->getDbName()) {
+            // Ensure the target is valid
+            if (! $GLOBALS['pma']->databases->exists($new_db)) {
+                $this->errors[] = __('Invalid database:') . ' ' . $new_db;
+                return false;
+            }
+        } else {
+            $new_db = $this->getDbName();
+        }
+
+        $new_table = new PMA_Table($new_name, $new_db);
+
+        if ($this->getFullName() === $new_table->getFullName()) {
+            return true;
+        }
+
+        if (! PMA_Table::isValidName($new_name)) {
+            $this->errors[] = __('Invalid table name:') . ' '
+                . $new_table->getFullName();
+            return false;
+        }
+
+        // If the table is moved to a different database drop its triggers first
+        $triggers = $GLOBALS['dbi']->getTriggers(
+            $this->getDbName(), $this->getName(), ''
+        );
+        $handle_triggers = $this->getDbName() != $new_db && $triggers;
+        if ($handle_triggers) {
+            foreach ($triggers as $trigger) {
+                $sql = 'DROP TRIGGER IF EXISTS '
+                    . PMA_Util::backquote($this->getDbName())
+                    . '.' . PMA_Util::backquote($trigger['name']) . ';';
+                $GLOBALS['dbi']->query($sql);
+            }
+        }
+
+        /*
+         * tested also for a view, in MySQL 5.0.92, 5.1.55 and 5.5.13
+         */
+        $GLOBALS['sql_query'] = '
+            RENAME TABLE ' . $this->getFullName(true) . '
+                  TO ' . $new_table->getFullName(true) . ';';
+        // I don't think a specific error message for views is necessary
+        if (! $GLOBALS['dbi']->query($GLOBALS['sql_query'])) {
+            // Restore triggers in the old database
+            if ($handle_triggers) {
+                $GLOBALS['dbi']->selectDb($this->getDbName());
+                foreach ($triggers as $trigger) {
+                    $GLOBALS['dbi']->query($trigger['create']);
+                }
+            }
+            $this->errors[] = sprintf(
+                __('Error renaming table %1$s to %2$s'),
+                $this->getFullName(),
+                $new_table->getFullName()
+            );
+            return false;
+        }
+
+        $old_name = $this->getName();
+        $old_db = $this->getDbName();
+        $this->setName($new_name);
+        $this->setDbName($new_db);
+
+        // Renable table in configuration storage
+        PMA_REL_renameTable(
+            $old_db, $new_db,
+            $old_name, $new_name
+        );
+
+        $this->messages[] = sprintf(
+            __('Table %1$s has been renamed to %2$s.'),
+            htmlspecialchars($old_name),
+            htmlspecialchars($new_name)
+        );
+        return true;
+    }
+
+    /**
+     * Get all unique columns
+     *
+     * returns an array with all columns with unqiue content, in fact these are
+     * all columns being single indexed in PRIMARY or UNIQUE
+     *
+     * e.g.
+     *  - PRIMARY(id) // id
+     *  - UNIQUE(name) // name
+     *  - PRIMARY(fk_id1, fk_id2) // NONE
+     *  - UNIQUE(x,y) // NONE
+     *
+     * @param bool $backquoted whether to quote name with backticks ``
+     * @param bool $fullName   whether to include full name of the table as a prefix
+     *
+     * @return array
+     */
+    public function getUniqueColumns($backquoted = true, $fullName = true)
+    {
+        $sql = $GLOBALS['dbi']->getTableIndexesSql(
+            $this->getDbName(),
+            $this->getName(),
+            'Non_unique = 0'
+        );
+        $uniques = $GLOBALS['dbi']->fetchResult(
+            $sql,
+            array('Key_name', null),
+            'Column_name'
+        );
+
+        $return = array();
+        foreach ($uniques as $index) {
+            if (count($index) > 1) {
+                continue;
+            }
+            $return[] = ($fullName ? $this->getFullName($backquoted) . '.' : '')
+                . ($backquoted ? PMA_Util::backquote($index[0]) : $index[0]);
+        }
+
+        return $return;
+    }
+
+    /**
+     * Get all indexed columns
+     *
+     * returns an array with all columns make use of an index, in fact only
+     * first columns in an index
+     *
+     * e.g. index(col1, col2) would only return col1
+     *
+     * @param bool $backquoted whether to quote name with backticks ``
+     *
+     * @return array
+     */
+    public function getIndexedColumns($backquoted = true)
+    {
+        $sql = $GLOBALS['dbi']->getTableIndexesSql(
+            $this->getDbName(),
+            $this->getName(),
+            'Seq_in_index = 1'
+        );
+        $indexed = $GLOBALS['dbi']->fetchResult($sql, 'Column_name', 'Column_name');
+
+        $return = array();
+        foreach ($indexed as $column) {
+            $return[] = $this->getFullName($backquoted) . '.'
+                . ($backquoted ? PMA_Util::backquote($column) : $column);
+        }
+
+        return $return;
+    }
+
+    /**
+     * Get all columns
+     *
+     * returns an array with all columns
+     *
+     * @param bool $backquoted whether to quote name with backticks ``
+     *
+     * @return array
+     */
+    public function getColumns($backquoted = true)
+    {
+        $sql = 'SHOW COLUMNS FROM ' . $this->getFullName(true);
+        $indexed = $GLOBALS['dbi']->fetchResult($sql, 'Field', 'Field');
+
+        $return = array();
+        foreach ($indexed as $column) {
+            $return[] = $this->getFullName($backquoted) . '.'
+                . ($backquoted ? PMA_Util::backquote($column) : $column);
+        }
+
+        return $return;
+    }
+
+    /**
+     * Return UI preferences for this table from phpMyAdmin database.
+     *
+     * @return array
+     */
+    protected function getUiPrefsFromDb()
+    {
+        $pma_table = PMA_Util::backquote($GLOBALS['cfg']['Server']['pmadb']) ."."
+            . PMA_Util::backquote($GLOBALS['cfg']['Server']['table_uiprefs']);
+
+        // Read from phpMyAdmin database
+        $sql_query = " SELECT `prefs` FROM " . $pma_table
+            . " WHERE `username` = '" . $GLOBALS['cfg']['Server']['user'] . "'"
+            . " AND `db_name` = '" . PMA_Util::sqlAddSlashes($this->db_name) . "'"
+            . " AND `table_name` = '" . PMA_Util::sqlAddSlashes($this->name) . "'";
+
+        $row = $GLOBALS['dbi']->fetchArray(PMA_queryAsControlUser($sql_query));
+        if (isset($row[0])) {
+            return json_decode($row[0], true);
+        } else {
+            return array();
+        }
+    }
+
+    /**
+     * Save this table's UI preferences into phpMyAdmin database.
+     *
+     * @return true|PMA_Message
+     */
+    protected function saveUiPrefsToDb()
+    {
+        $pma_table = PMA_Util::backquote($GLOBALS['cfg']['Server']['pmadb']) . "."
+            . PMA_Util::backquote($GLOBALS['cfg']['Server']['table_uiprefs']);
+
+        $username = $GLOBALS['cfg']['Server']['user'];
+        $sql_query = " REPLACE INTO " . $pma_table
+            . " VALUES ('" . $username . "', '" . PMA_Util::sqlAddSlashes($this->db_name)
+            . "', '" . PMA_Util::sqlAddSlashes($this->name) . "', '"
+            . PMA_Util::sqlAddSlashes(json_encode($this->uiprefs)) . "', NULL)";
+
+        $success = $GLOBALS['dbi']->tryQuery($sql_query, $GLOBALS['controllink']);
+
+        if (!$success) {
+            $message = PMA_Message::error(
+                __('Could not save table UI preferences')
+            );
+            $message->addMessage('<br /><br />');
+            $message->addMessage(
+                PMA_Message::rawError(
+                    $GLOBALS['dbi']->getError($GLOBALS['controllink'])
+                )
+            );
+            return $message;
+        }
+
+        // Remove some old rows in table_uiprefs if it exceeds the configured
+        // maximum rows
+        $sql_query = 'SELECT COUNT(*) FROM ' . $pma_table;
+        $rows_count = $GLOBALS['dbi']->fetchValue($sql_query);
+        $max_rows = $GLOBALS['cfg']['Server']['MaxTableUiprefs'];
+        if ($rows_count > $max_rows) {
+            $num_rows_to_delete = $rows_count - $max_rows;
+            $sql_query
+                = ' DELETE FROM ' . $pma_table .
+                ' ORDER BY last_update ASC' .
+                ' LIMIT ' . $num_rows_to_delete;
+            $success = $GLOBALS['dbi']->tryQuery(
+                $sql_query, $GLOBALS['controllink']
+            );
+
+            if (!$success) {
+                $message = PMA_Message::error(
+                    sprintf(
+                        __('Failed to cleanup table UI preferences (see $cfg[\'Servers\'][$i][\'MaxTableUiprefs\'] %s)'),
+                        PMA_Util::showDocu('config', 'cfg_Servers_MaxTableUiprefs')
+                    )
+                );
+                $message->addMessage('<br /><br />');
+                $message->addMessage(
+                    PMA_Message::rawError(
+                        $GLOBALS['dbi']->getError($GLOBALS['controllink'])
+                    )
+                );
+                print_r($message);
+                return $message;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Loads the UI preferences for this table.
+     * If pmadb and table_uiprefs is set, it will load the UI preferences from
+     * phpMyAdmin database.
+     *
+     * @return void
+     */
+    protected function loadUiPrefs()
+    {
+        $server_id = $GLOBALS['server'];
+        // set session variable if it's still undefined
+        if (! isset($_SESSION['tmpval']['table_uiprefs'][$server_id][$this->db_name][$this->name])) {
+            // check whether we can get from pmadb
+            $_SESSION['tmpval']['table_uiprefs'][$server_id][$this->db_name][$this->name]
+                = (strlen($GLOBALS['cfg']['Server']['pmadb'])
+                    && strlen($GLOBALS['cfg']['Server']['table_uiprefs']))
+                    ?  $this->getUiPrefsFromDb()
+                    : array();
+        }
+        $this->uiprefs =& $_SESSION['tmpval']['table_uiprefs'][$server_id]
+            [$this->db_name][$this->name];
+    }
+
+    /**
+     * Get a property from UI preferences.
+     * Return false if the property is not found.
+     * Available property:
+     * - PROP_SORTED_COLUMN
+     * - PROP_COLUMN_ORDER
+     * - PROP_COLUMN_VISIB
+     *
+     * @param string $property property
+     *
+     * @return mixed
+     */
+    public function getUiProp($property)
+    {
+        if (! isset($this->uiprefs)) {
+            $this->loadUiPrefs();
+        }
+        // do checking based on property
+        if ($property == self::PROP_SORTED_COLUMN) {
+            if (isset($this->uiprefs[$property])) {
+                // check if the column name exists in this table
+                $tmp = explode(' ', $this->uiprefs[$property]);
+                $colname = $tmp[0];               
+                //remove backquoting from colname 
+                $colname = str_replace('`', '', $colname);
+                //get the available column name without backquoting
+                $avail_columns = $this->getColumns(false);
+                foreach ($avail_columns as $each_col) {
+                    // check if $each_col ends with $colname
+                    if (substr_compare(
+                        $each_col,
+                        $colname,
+                        strlen($each_col) - strlen($colname)
+                    ) === 0) {
+                        return $this->uiprefs[$property];
+                    }
+                }
+                // remove the property, since it is not exist anymore in database
+                $this->removeUiProp(self::PROP_SORTED_COLUMN);
+                return false;
+            } else {
+                return false;
+            }
+        } elseif ($property == self::PROP_COLUMN_ORDER
+            || $property == self::PROP_COLUMN_VISIB
+        ) {
+            if (! PMA_Table::isView($this->db_name, $this->name)
+                && isset($this->uiprefs[$property])
+            ) {
+                // check if the table has not been modified
+                if (self::sGetStatusInfo(
+                    $this->db_name,
+                    $this->name, 'Create_time'
+                ) == $this->uiprefs['CREATE_TIME']) {
+                    return $this->uiprefs[$property];
+                } else {
+                    // remove the property, since the table has been modified
+                    $this->removeUiProp(self::PROP_COLUMN_ORDER);
+                    return false;
+                }
+            } else {
+                return false;
+            }
+        }
+        // default behaviour for other property:
+        return isset($this->uiprefs[$property]) ? $this->uiprefs[$property] : false;
+    }
+
+    /**
+     * Set a property from UI preferences.
+     * If pmadb and table_uiprefs is set, it will save the UI preferences to
+     * phpMyAdmin database.
+     * Available property:
+     * - PROP_SORTED_COLUMN
+     * - PROP_COLUMN_ORDER
+     * - PROP_COLUMN_VISIB
+     *
+     * @param string $property          Property
+     * @param mixed  $value             Value for the property
+     * @param string $table_create_time Needed for PROP_COLUMN_ORDER
+     *                                  and PROP_COLUMN_VISIB
+     *
+     * @return boolean|PMA_Message
+     */
+    public function setUiProp($property, $value, $table_create_time = null)
+    {
+        if (! isset($this->uiprefs)) {
+            $this->loadUiPrefs();
+        }
+        // we want to save the create time if the property is PROP_COLUMN_ORDER
+        if (! PMA_Table::isView($this->db_name, $this->name)
+            && ($property == self::PROP_COLUMN_ORDER
+            || $property == self::PROP_COLUMN_VISIB)
+        ) {
+            $curr_create_time = self::sGetStatusInfo(
+                $this->db_name,
+                $this->name,
+                'CREATE_TIME'
+            );
+            if (isset($table_create_time)
+                && $table_create_time == $curr_create_time
+            ) {
+                $this->uiprefs['CREATE_TIME'] = $curr_create_time;
+            } else {
+                // there is no $table_create_time, or
+                // supplied $table_create_time is older than current create time,
+                // so don't save
+                return PMA_Message::error(
+                    sprintf(
+                        __('Cannot save UI property "%s". The changes made will not be persistent after you refresh this page. Please check if the table structure has been changed.'),
+                        $property
+                    )
+                );
+            }
+        }
+        // save the value
+        $this->uiprefs[$property] = $value;
+        // check if pmadb is set
+        if (strlen($GLOBALS['cfg']['Server']['pmadb'])
+            && strlen($GLOBALS['cfg']['Server']['table_uiprefs'])
+        ) {
+            return $this->saveUiprefsToDb();
+        }
+        return true;
+    }
+
+    /**
+     * Remove a property from UI preferences.
+     *
+     * @param string $property the property
+     *
+     * @return true|PMA_Message
+     */
+    public function removeUiProp($property)
+    {
+        if (! isset($this->uiprefs)) {
+            $this->loadUiPrefs();
+        }
+        if (isset($this->uiprefs[$property])) {
+            unset($this->uiprefs[$property]);
+            // check if pmadb is set
+            if (strlen($GLOBALS['cfg']['Server']['pmadb'])
+                && strlen($GLOBALS['cfg']['Server']['table_uiprefs'])
+            ) {
+                return $this->saveUiprefsToDb();
+            }
+        }
+        return true;
+    }
+
+    /**
+     * Get all column names which are MySQL reserved words
+     *
+     * @return array
+     * @access public
+     */
+    public function getReservedColumnNames()
+    {
+        $columns = $this->getColumns(false);
+        $return = array();
+        foreach ($columns as $column) {
+            $temp = explode('.', $column);
+            $column_name = $temp[2];
+            if (PMA_SQP_isKeyWord($column_name)) {
+                $return[] = $column_name;
+            }
+        }
+        return $return;
+    }
+}
+?>