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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
*
* @package phpMyAdmin
*/
/**
* @todo make use of PMA_Message and PMA_Error
* @package phpMyAdmin
*/
class PMA_Table
{
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 errors occured
*/
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);
}
/**
* @see PMA_Table::getName()
*/
function __toString()
{
return $this->getName();
}
function getLastError()
{
return end($this->errors);
}
function getLastMessage()
{
return end($this->messages);
}
/**
* sets table name
*
* @uses $this->name to set it
* @param string $table_name new table name
*/
function setName($table_name)
{
$this->name = $table_name;
}
/**
* returns table name
*
* @uses $this->name as return value
* @param boolean whether to quote name with backticks ``
* @return string table name
*/
function getName($backquoted = false)
{
if ($backquoted) {
return PMA_backquote($this->name);
}
return $this->name;
}
/**
* sets database name for this table
*
* @uses $this->db_name to set it
* @param string $db_name
*/
function setDbName($db_name)
{
$this->db_name = $db_name;
}
/**
* returns database name for this table
*
* @uses $this->db_name as return value
* @param boolean whether to quote name with backticks ``
* @return string database name for this table
*/
function getDbName($backquoted = false)
{
if ($backquoted) {
return PMA_backquote($this->db_name);
}
return $this->db_name;
}
/**
* returns full name for table, including database name
*
* @param boolean whether to quote name with backticks ``
*/
function getFullName($backquoted = false)
{
return $this->getDbName($backquoted) . '.' . $this->getName($backquoted);
}
static public function isView($db = null, $table = null)
{
if (strlen($db) && strlen($table)) {
return PMA_Table::_isView($db, $table);
}
if (isset($this) && strpos($this->get('TABLE TYPE'), 'VIEW')) {
return true;
}
return false;
}
/**
* sets given $value for given $param
*
* @uses $this->settings to add or change value
* @param string param name
* @param mixed param value
*/
function set($param, $value)
{
$this->settings[$param] = $value;
}
/**
* returns value for given setting/param
*
* @uses $this->settings to return value
* @param string name for value to return
* @return mixed value for $param
*/
function get($param)
{
if (isset($this->settings[$param])) {
return $this->settings[$param];
}
return null;
}
/**
* loads structure data
* (this function is work in progress? not yet used)
*/
function loadStructure()
{
$table_info = PMA_DBI_get_tables_full($this->getDbName(), $this->getName());
if (false === $table_info) {
return false;
}
$this->settings = $table_info;
if ($this->get('TABLE_ROWS') === null) {
$this->set('TABLE_ROWS', PMA_Table::countRecords($this->getDbName(),
$this->getName(), true));
}
$create_options = explode(' ', $this->get('TABLE_ROWS'));
// export create options by its name as variables into gloabel namespace
// f.e. pack_keys=1 becomes available as $pack_keys with value of '1'
foreach ($create_options as $each_create_option) {
$each_create_option = explode('=', $each_create_option);
if (isset($each_create_option[1])) {
$this->set($$each_create_option[0], $each_create_option[1]);
}
}
}
/**
* Checks if this "table" is a view
*
* @deprecated
* @todo see what we could do with the possible existence of $table_is_view
* @param string the database name
* @param string the table name
*
* @return boolean whether this is a view
*
* @access public
*/
static protected function _isView($db, $table)
{
// maybe we already know if the table is a view
if (isset($GLOBALS['tbl_is_view']) && $GLOBALS['tbl_is_view']) {
return true;
}
// Since phpMyAdmin 3.2 the field TABLE_TYPE is properly filled by PMA_DBI_get_tables_full()
$type = PMA_Table::sGetStatusInfo($db, $table, 'TABLE_TYPE');
return $type == 'VIEW';
}
/**
* Checks if this is a merge table
*
* If the ENGINE of the table is MERGE or MRG_MYISAM (alias), this is a merge table.
*
* @param string the database name
* @param string the table name
* @return boolean true if it is a merge table
* @access public
*/
static public function isMerge($db = null, $table = null)
{
// if called static, with parameters
if (! empty($db) && ! empty($table)) {
$engine = PMA_Table::sGetStatusInfo($db, $table, 'ENGINE', null, true);
}
// if called as an object
// does not work yet, because $this->settings[] is not filled correctly
else if (! empty($this)) {
$engine = $this->get('ENGINE');
}
return (! empty($engine) && ((strtoupper($engine) == 'MERGE') || (strtoupper($engine) == 'MRG_MYISAM')));
}
static public function sGetToolTip($db, $table)
{
return PMA_Table::sGetStatusInfo($db, $table, 'Comment')
. ' (' . PMA_Table::countRecords($db, $table) . ')';
}
/**
* Returns full table status info, or specific if $info provided
*
* this info is collected from information_schema
*
* @todo PMA_DBI_get_tables_full needs to be merged somehow into this class or at least better documented
* @param string $db
* @param string $table
* @param string $info
* @param boolean $force_read
* @param boolean if true, disables error message
* @return mixed
*/
static public function sGetStatusInfo($db, $table, $info = null, $force_read = false, $disable_error = false)
{
if (! isset(PMA_Table::$cache[$db][$table]) || $force_read) {
PMA_DBI_get_tables_full($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];
}
if (! isset(PMA_Table::$cache[$db][$table][$info])) {
if (! $disable_error) {
trigger_error('unknown table status: ' . $info, E_USER_WARNING);
}
return false;
}
return PMA_Table::$cache[$db][$table][$info];
}
/**
* generates column/field specification for ALTER or CREATE TABLE syntax
*
* @todo move into class PMA_Column
* @todo on the interface, some js to clear the default value when the default
* current_timestamp is checked
* @static
* @param string $name name
* @param string $type type ('INT', 'VARCHAR', 'BIT', ...)
* @param string $length length ('2', '5,2', '', ...)
* @param string $attribute
* @param string $collation
* @param string $null with 'NULL' or 'NOT NULL'
* @param string $default_type whether default is CURRENT_TIMESTAMP,
* NULL, NONE, USER_DEFINED
* @param boolean $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 $index
* @return string field specification
*/
static function generateFieldSpec($name, $type, $length = '', $attribute = '',
$collation = '', $null = false, $default_type = 'USER_DEFINED',
$default_value = '', $extra = '', $comment = '',
&$field_primary, $index, $default_orig = false)
{
$is_timestamp = strpos(' ' . strtoupper($type), 'TIMESTAMP') == 1;
/**
* @todo include db-name
*/
$query = PMA_backquote($name) . ' ' . $type;
if ($length != ''
&& !preg_match('@^(DATE|DATETIME|TIME|TINYBLOB|TINYTEXT|BLOB|TEXT|MEDIUMBLOB|MEDIUMTEXT|LONGBLOB|LONGTEXT)$@i', $type)) {
$query .= '(' . $length . ')';
}
if ($attribute != '') {
$query .= ' ' . $attribute;
}
if (!empty($collation) && $collation != 'NULL'
&& preg_match('@^(TINYTEXT|TEXT|MEDIUMTEXT|LONGTEXT|VARCHAR|CHAR|ENUM|SET)$@i', $type)) {
$query .= PMA_generateCharsetQueryPart($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) . '\'';
} else {
$query .= ' DEFAULT \'' . PMA_sqlAddslashes($default_value) . '\'';
}
break;
case 'NULL' :
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 && $field_primary[$j] != $index; $j++) {
//void
}
if (isset($field_primary[$j]) && $field_primary[$j] == $index) {
$query .= ' PRIMARY KEY';
unset($field_primary[$j]);
}
// but the PK could contain other columns so do not append
// a PRIMARY KEY clause, just add a member to $field_primary
} else {
$found_in_pk = false;
for ($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)) {
$query .= " COMMENT '" . PMA_sqlAddslashes($comment) . "'";
}
return $query;
} // end function
/**
* Counts and returns (or displays) the number of records in a table
*
* Revision 13 July 2001: Patch for limiting dump size from
* vinay@sanisoft.com & girish@sanisoft.com
*
* @param string the current database name
* @param string the current table name
* @param boolean whether to force an exact count
*
* @return mixed the number of records if "retain" param is true,
* otherwise true
*
* @access public
*/
static public function countRecords($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) {
$tmp_tables = PMA_DBI_get_tables_full($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']) {
if (! $is_view) {
$row_count = PMA_DBI_fetch_value(
'SELECT COUNT(*) FROM ' . PMA_backquote($db) . '.'
. PMA_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)
$result = PMA_DBI_try_query(
'SELECT 1 FROM ' . PMA_backquote($db) . '.'
. PMA_backquote($table) . ' LIMIT '
. $GLOBALS['cfg']['MaxExactCountViews'],
null, PMA_DBI_QUERY_STORE);
if (!PMA_DBI_getError()) {
$row_count = PMA_DBI_num_rows($result);
PMA_DBI_free_result($result);
}
}
}
PMA_Table::$cache[$db][$table]['ExactRows'] = $row_count;
}
}
return $row_count;
} // end of the 'PMA_Table::countRecords()' function
/**
* @see PMA_Table::generateFieldSpec()
*/
static public function generateAlter($oldcol, $newcol, $type, $length,
$attribute, $collation, $null, $default_type, $default_value,
$extra, $comment = '', &$field_primary, $index, $default_orig)
{
return PMA_backquote($oldcol) . ' '
. PMA_Table::generateFieldSpec($newcol, $type, $length, $attribute,
$collation, $null, $default_type, $default_value, $extra,
$comment, $field_primary, $index, $default_orig);
} // end function
/**
* Inserts existing entries in a PMA_* table by reading a value from an old entry
*
* @param string The array index, which Relation feature to check
* ('relwork', 'commwork', ...)
* @param string The array index, which PMA-table to update
* ('bookmark', 'relation', ...)
* @param array Which fields will be SELECT'ed from the old entry
* @param array Which fields will be used for the WHERE query
* (array('FIELDNAME' => 'FIELDVALUE'))
* @param array Which fields will be used as new VALUES. These are the important
* keys which differ from the old entry.
* (array('FIELDNAME' => 'NEW FIELDVALUE'))
* @global string relation variable
*
*/
static public function duplicateInfo($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) {
$select_parts[] = PMA_backquote($get_field);
$row_fields[$get_field] = 'cc';
}
$where_parts = array();
foreach ($where_fields as $_where => $_value) {
$where_parts[] = PMA_backquote($_where) . ' = \''
. PMA_sqlAddslashes($_value) . '\'';
}
$new_parts = array();
$new_value_parts = array();
foreach ($new_fields as $_where => $_value) {
$new_parts[] = PMA_backquote($_where);
$new_value_parts[] = PMA_sqlAddslashes($_value);
}
$table_copy_query = '
SELECT ' . implode(', ', $select_parts) . '
FROM ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_backquote($GLOBALS['cfgRelation'][$pma_table]) . '
WHERE ' . implode(' AND ', $where_parts);
// must use PMA_DBI_QUERY_STORE here, since we execute another
// query inside the loop
$table_copy_rs = PMA_query_as_controluser($table_copy_query, true,
PMA_DBI_QUERY_STORE);
while ($table_copy_row = @PMA_DBI_fetch_assoc($table_copy_rs)) {
$value_parts = array();
foreach ($table_copy_row as $_key => $_val) {
if (isset($row_fields[$_key]) && $row_fields[$_key] == 'cc') {
$value_parts[] = PMA_sqlAddslashes($_val);
}
}
$new_table_query = '
INSERT IGNORE INTO ' . PMA_backquote($GLOBALS['cfgRelation']['db'])
. '.' . PMA_backquote($GLOBALS['cfgRelation'][$pma_table]) . '
(' . implode(', ', $select_parts) . ',
' . implode(', ', $new_parts) . ')
VALUES
(\'' . implode('\', \'', $value_parts) . '\',
\'' . implode('\', \'', $new_value_parts) . '\')';
PMA_query_as_controluser($new_table_query);
$last_id = PMA_DBI_insert_id();
} // end while
PMA_DBI_free_result($table_copy_rs);
return $last_id;
}
return true;
} // end of 'PMA_Table::duplicateInfo()' function
/**
* Copies or renames table
*
*/
static public function moveCopy($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, $target_db, PMA_Table::isView($source_db, $source_table));
if ($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)) {
$GLOBALS['message'] = PMA_Message::rawError('source database `'
. htmlspecialchars($source_db) . '` not found');
}
if (! $GLOBALS['pma']->databases->exists($target_db)) {
$GLOBALS['message'] = PMA_Message::rawError('target database `'
. htmlspecialchars($target_db) . '` not found');
}
return false;
}
$source = PMA_backquote($source_db) . '.' . PMA_backquote($source_table);
if (! isset($target_db) || ! strlen($target_db)) {
$target_db = $source_db;
}
// Doing a select_db could avoid some problems with replicated databases,
// when moving table from replicated one to not replicated one
PMA_DBI_select_db($target_db);
$target = PMA_backquote($target_db) . '.' . PMA_backquote($target_table);
// do not create the table if dataonly
if ($what != 'dataonly') {
require_once './libraries/export/sql.php';
$no_constraints_comments = true;
$GLOBALS['sql_constraints_query'] = '';
$sql_structure = PMA_getTableDef($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
$target_for_view = PMA_backquote($target_db);
while (true) {
if ($parsed_sql[$i]['type'] == 'alpha_reservedWord' && $parsed_sql[$i]['data'] == 'VIEW') {
break;
}
$i++;
}
}
unset($analyzed_sql);
$server_sql_mode = PMA_DBI_fetch_value("SHOW VARIABLES LIKE 'sql_mode'", 0, 1);
// ANSI_QUOTES might be a subset of sql_mode, for example
// REAL_AS_FLOAT,PIPES_AS_CONCAT,ANSI_QUOTES,IGNORE_SPACE,ANSI
if (false !== strpos($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) {
$i++;
}
/* no need to PMA_backquote() */
if (isset($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;
$backquoted_source_db = PMA_backquote($source_db);
for (++$i; $i <= $last; $i++) {
if ($parsed_sql[$i]['type'] == $table_delimiter && $parsed_sql[$i]['data'] == $backquoted_source_db) {
$parsed_sql[$i]['data'] = $target_for_view;
}
}
unset($last,$backquoted_source_db);
} else {
$parsed_sql[$i]['data'] = $target;
}
/* Generate query back */
$sql_structure = PMA_SQP_formatHtml($parsed_sql, 'query_only');
// If table exists, and 'add drop table' is selected: Drop it!
$drop_query = '';
if (isset($GLOBALS['drop_if_exists'])
&& $GLOBALS['drop_if_exists'] == 'true') {
if (PMA_Table::_isView($target_db,$target_table)) {
$drop_query = 'DROP VIEW';
} else {
$drop_query = 'DROP TABLE';
}
$drop_query .= ' IF EXISTS '
. PMA_backquote($target_db) . '.'
. PMA_backquote($target_table);
PMA_DBI_query($drop_query);
$GLOBALS['sql_query'] .= "\n" . $drop_query . ';';
// If an existing table gets deleted, maintain any
// entries for the PMA_* tables
$maintain_relations = true;
}
@PMA_DBI_query($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 PMA_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
$GLOBALS['sql_constraints_query'] = PMA_SQP_formatHtml($parsed_sql,
'query_only');
if ($mode == 'one_table') {
PMA_DBI_query($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_insert_data =
'INSERT INTO ' . $target . ' SELECT * FROM ' . $source;
PMA_DBI_query($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
PMA_DBI_select_db($source_db);
if (PMA_Table::_isView($source_db,$source_table)) {
$sql_drop_query = 'DROP VIEW';
} else {
$sql_drop_query = 'DROP TABLE';
}
$sql_drop_query .= ' ' . $source;
PMA_DBI_query($sql_drop_query);
// Move old entries from PMA-DBs to new table
if ($GLOBALS['cfgRelation']['commwork']) {
$remove_query = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($GLOBALS['cfgRelation']['column_info'])
. ' SET table_name = \'' . PMA_sqlAddslashes($target_table) . '\', '
. ' db_name = \'' . PMA_sqlAddslashes($target_db) . '\''
. ' WHERE db_name = \'' . PMA_sqlAddslashes($source_db) . '\''
. ' AND table_name = \'' . PMA_sqlAddslashes($source_table) . '\'';
PMA_query_as_controluser($remove_query);
unset($remove_query);
}
// updating bookmarks is not possible since only a single table is moved,
// and not the whole DB.
if ($GLOBALS['cfgRelation']['displaywork']) {
$table_query = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($GLOBALS['cfgRelation']['table_info'])
. ' SET db_name = \'' . PMA_sqlAddslashes($target_db) . '\', '
. ' table_name = \'' . PMA_sqlAddslashes($target_table) . '\''
. ' WHERE db_name = \'' . PMA_sqlAddslashes($source_db) . '\''
. ' AND table_name = \'' . PMA_sqlAddslashes($source_table) . '\'';
PMA_query_as_controluser($table_query);
unset($table_query);
}
if ($GLOBALS['cfgRelation']['relwork']) {
$table_query = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($GLOBALS['cfgRelation']['relation'])
. ' SET foreign_table = \'' . PMA_sqlAddslashes($target_table) . '\','
. ' foreign_db = \'' . PMA_sqlAddslashes($target_db) . '\''
. ' WHERE foreign_db = \'' . PMA_sqlAddslashes($source_db) . '\''
. ' AND foreign_table = \'' . PMA_sqlAddslashes($source_table) . '\'';
PMA_query_as_controluser($table_query);
unset($table_query);
$table_query = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($GLOBALS['cfgRelation']['relation'])
. ' SET master_table = \'' . PMA_sqlAddslashes($target_table) . '\','
. ' master_db = \'' . PMA_sqlAddslashes($target_db) . '\''
. ' WHERE master_db = \'' . PMA_sqlAddslashes($source_db) . '\''
. ' AND master_table = \'' . PMA_sqlAddslashes($source_table) . '\'';
PMA_query_as_controluser($table_query);
unset($table_query);
}
/**
* @todo Can't get moving PDFs the right way. The page numbers
* always get screwed up independently from duplication because the
* numbers do not seem to be stored on a per-database basis. Would
* the author of pdf support please have a look at it?
*/
if ($GLOBALS['cfgRelation']['pdfwork']) {
$table_query = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($GLOBALS['cfgRelation']['table_coords'])
. ' SET table_name = \'' . PMA_sqlAddslashes($target_table) . '\','
. ' db_name = \'' . PMA_sqlAddslashes($target_db) . '\''
. ' WHERE db_name = \'' . PMA_sqlAddslashes($source_db) . '\''
. ' AND table_name = \'' . PMA_sqlAddslashes($source_table) . '\'';
PMA_query_as_controluser($table_query);
unset($table_query);
/*
$pdf_query = 'SELECT pdf_page_number '
. ' FROM ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($GLOBALS['cfgRelation']['table_coords'])
. ' WHERE db_name = \'' . PMA_sqlAddslashes($target_db) . '\''
. ' AND table_name = \'' . PMA_sqlAddslashes($target_table) . '\'';
$pdf_rs = PMA_query_as_controluser($pdf_query);
while ($pdf_copy_row = PMA_DBI_fetch_assoc($pdf_rs)) {
$table_query = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($GLOBALS['cfgRelation']['pdf_pages'])
. ' SET db_name = \'' . PMA_sqlAddslashes($target_db) . '\''
. ' WHERE db_name = \'' . PMA_sqlAddslashes($source_db) . '\''
. ' AND page_nr = \'' . PMA_sqlAddslashes($pdf_copy_row['pdf_page_number']) . '\'';
$tb_rs = PMA_query_as_controluser($table_query);
unset($table_query);
unset($tb_rs);
}
*/
}
if ($GLOBALS['cfgRelation']['designerwork']) {
$table_query = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($GLOBALS['cfgRelation']['designer_coords'])
. ' SET table_name = \'' . PMA_sqlAddslashes($target_table) . '\','
. ' db_name = \'' . PMA_sqlAddslashes($target_db) . '\''
. ' WHERE db_name = \'' . PMA_sqlAddslashes($source_db) . '\''
. ' AND table_name = \'' . PMA_sqlAddslashes($source_table) . '\'';
PMA_query_as_controluser($table_query);
unset($table_query);
}
$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
$comments_copy_query = 'SELECT
column_name, ' . PMA_backquote('comment') . ($GLOBALS['cfgRelation']['mimework'] ? ', mimetype, transformation, transformation_options' : '') . '
FROM ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($GLOBALS['cfgRelation']['column_info']) . '
WHERE
db_name = \'' . PMA_sqlAddslashes($source_db) . '\' AND
table_name = \'' . PMA_sqlAddslashes($source_table) . '\'';
$comments_copy_rs = PMA_query_as_controluser($comments_copy_query);
// Write every comment as new copied entry. [MIME]
while ($comments_copy_row = PMA_DBI_fetch_assoc($comments_copy_rs)) {
$new_comment_query = 'REPLACE INTO ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($GLOBALS['cfgRelation']['column_info'])
. ' (db_name, table_name, column_name, ' . PMA_backquote('comment') . ($GLOBALS['cfgRelation']['mimework'] ? ', mimetype, transformation, transformation_options' : '') . ') '
. ' VALUES('
. '\'' . PMA_sqlAddslashes($target_db) . '\','
. '\'' . PMA_sqlAddslashes($target_table) . '\','
. '\'' . PMA_sqlAddslashes($comments_copy_row['column_name']) . '\''
. ($GLOBALS['cfgRelation']['mimework'] ? ',\'' . PMA_sqlAddslashes($comments_copy_row['comment']) . '\','
. '\'' . PMA_sqlAddslashes($comments_copy_row['mimetype']) . '\','
. '\'' . PMA_sqlAddslashes($comments_copy_row['transformation']) . '\','
. '\'' . PMA_sqlAddslashes($comments_copy_row['transformation_options']) . '\'' : '')
. ')';
PMA_query_as_controluser($new_comment_query);
} // end while
PMA_DBI_free_result($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 '\'
*
* @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
* @param string $table_name name to check
* @return boolean whether the string is valid or not
*/
function isValidName($table_name)
{
if ($table_name !== trim($table_name)) {
// trailing spaces
return false;
}
if (! strlen($table_name)) {
// zero length
return false;
}
if (preg_match('/[.\/\\\\]+/i', $table_name)) {
// illegal char . / \
return false;
}
return true;
}
/**
* renames table
*
* @param string new table name
* @param string new database name
* @param boolean is this for a VIEW rename?
* @return boolean success
*/
function rename($new_name, $new_db = null, $is_view = false)
{
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 (! $is_view) {
$GLOBALS['sql_query'] = '
RENAME TABLE ' . $this->getFullName(true) . '
TO ' . $new_table->getFullName(true) . ';';
} else {
$GLOBALS['sql_query'] = '
ALTER TABLE ' . $this->getFullName(true) . '
RENAME ' . $new_table->getFullName(true) . ';';
}
// I don't think a specific error message for views is necessary
if (! PMA_DBI_query($GLOBALS['sql_query'])) {
$this->errors[] = sprintf(__('Error renaming table %1$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);
/**
* @todo move into extra function PMA_Relation::renameTable($new_name, $old_name, $new_db, $old_db)
*/
// Move old entries from comments to new table
$GLOBALS['cfgRelation'] = PMA_getRelationsParam();
if ($GLOBALS['cfgRelation']['commwork']) {
$remove_query = '
UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_backquote($GLOBALS['cfgRelation']['column_info']) . '
SET `db_name` = \'' . PMA_sqlAddslashes($new_db) . '\',
`table_name` = \'' . PMA_sqlAddslashes($new_name) . '\'
WHERE `db_name` = \'' . PMA_sqlAddslashes($old_db) . '\'
AND `table_name` = \'' . PMA_sqlAddslashes($old_name) . '\'';
PMA_query_as_controluser($remove_query);
unset($remove_query);
}
if ($GLOBALS['cfgRelation']['displaywork']) {
$table_query = '
UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_backquote($GLOBALS['cfgRelation']['table_info']) . '
SET `db_name` = \'' . PMA_sqlAddslashes($new_db) . '\',
`table_name` = \'' . PMA_sqlAddslashes($new_name) . '\'
WHERE `db_name` = \'' . PMA_sqlAddslashes($old_db) . '\'
AND `table_name` = \'' . PMA_sqlAddslashes($old_name) . '\'';
PMA_query_as_controluser($table_query);
unset($table_query);
}
if ($GLOBALS['cfgRelation']['relwork']) {
$table_query = '
UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_backquote($GLOBALS['cfgRelation']['relation']) . '
SET `foreign_db` = \'' . PMA_sqlAddslashes($new_db) . '\',
`foreign_table` = \'' . PMA_sqlAddslashes($new_name) . '\'
WHERE `foreign_db` = \'' . PMA_sqlAddslashes($old_db) . '\'
AND `foreign_table` = \'' . PMA_sqlAddslashes($old_name) . '\'';
PMA_query_as_controluser($table_query);
$table_query = '
UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_backquote($GLOBALS['cfgRelation']['relation']) . '
SET `master_db` = \'' . PMA_sqlAddslashes($new_db) . '\',
`master_table` = \'' . PMA_sqlAddslashes($new_name) . '\'
WHERE `master_db` = \'' . PMA_sqlAddslashes($old_db) . '\'
AND `master_table` = \'' . PMA_sqlAddslashes($old_name) . '\'';
PMA_query_as_controluser($table_query);
unset($table_query);
}
if ($GLOBALS['cfgRelation']['pdfwork']) {
$table_query = '
UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_backquote($GLOBALS['cfgRelation']['table_coords']) . '
SET `db_name` = \'' . PMA_sqlAddslashes($new_db) . '\',
`table_name` = \'' . PMA_sqlAddslashes($new_name) . '\'
WHERE `db_name` = \'' . PMA_sqlAddslashes($old_db) . '\'
AND `table_name` = \'' . PMA_sqlAddslashes($old_name) . '\'';
PMA_query_as_controluser($table_query);
unset($table_query);
}
if ($GLOBALS['cfgRelation']['designerwork']) {
$table_query = '
UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_backquote($GLOBALS['cfgRelation']['designer_coords']) . '
SET `db_name` = \'' . PMA_sqlAddslashes($new_db) . '\',
`table_name` = \'' . PMA_sqlAddslashes($new_name) . '\'
WHERE `db_name` = \'' . PMA_sqlAddslashes($old_db) . '\'
AND `table_name` = \'' . PMA_sqlAddslashes($old_name) . '\'';
PMA_query_as_controluser($table_query);
unset($table_query);
}
$this->messages[] = sprintf(__('Table %s has been renamed to %s'),
htmlspecialchars($old_name), htmlspecialchars($new_name));
return true;
}
/**
* Get all unique columns
*
* returns an array with all columns with unqiue content, in fact these are
* all columns being single indexed in PRIMARY or UNIQUE
*
* f.e.
* - PRIMARY(id) // id
* - UNIQUE(name) // name
* - PRIMARY(fk_id1, fk_id2) // NONE
* - UNIQUE(x,y) // NONE
*
*
* @param boolean whether to quote name with backticks ``
* @return array
*/
public function getUniqueColumns($backquoted = true)
{
$sql = 'SHOW INDEX FROM ' . $this->getFullName(true) . ' WHERE Non_unique = 0';
$uniques = PMA_DBI_fetch_result($sql, array('Key_name', null), 'Column_name');
$return = array();
foreach ($uniques as $index) {
if (count($index) > 1) {
continue;
}
$return[] = $this->getFullName($backquoted) . '.' . ($backquoted ? PMA_backquote($index[0]) : $index[0]);
}
return $return;
}
/**
* Get all indexed columns
*
* returns an array with all columns make use of an index, in fact only
* first columns in an index
*
* f.e. index(col1, col2) would only return col1
* @param boolean whether to quote name with backticks ``
* @return array
*/
public function getIndexedColumns($backquoted = true)
{
$sql = 'SHOW INDEX FROM ' . $this->getFullName(true) . ' WHERE Seq_in_index = 1';
$indexed = PMA_DBI_fetch_result($sql, 'Column_name', 'Column_name');
$return = array();
foreach ($indexed as $column) {
$return[] = $this->getFullName($backquoted) . '.' . ($backquoted ? PMA_backquote($column) : $column);
}
return $return;
}
}
?>
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