732 lines
28 KiB
PHP
732 lines
28 KiB
PHP
<?php
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/* $Id$ */
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// vim: expandtab sw=4 ts=4 sts=4:
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/**
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* Common Option Constants For DBI Functions
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*/
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// PMA_DBI_try_query()
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define('PMA_DBI_QUERY_STORE', 1); // Force STORE_RESULT method, ignored by classic MySQL.
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define('PMA_DBI_QUERY_UNBUFFERED', 2); // Do not read whole query
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// PMA_DBI_get_variable()
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define('PMA_DBI_GETVAR_SESSION', 1);
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define('PMA_DBI_GETVAR_GLOBAL', 2);
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/**
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* Including The DBI Plugin
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*/
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require_once('./libraries/dbi/' . $cfg['Server']['extension'] . '.dbi.lib.php');
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/**
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* Common Functions
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*/
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function PMA_DBI_query($query, $link = NULL, $options = 0) {
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$res = PMA_DBI_try_query($query, $link, $options)
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or PMA_mysqlDie(PMA_DBI_getError($link), $query);
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return $res;
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}
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/**
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* converts charset in message, usally from mysql_error(),
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* into PMA charset, usally UTF-8
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*
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* @uses $GLOBALS['cfg']['IconvExtraParams']
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* @uses PMA_DBI_fetch_value()
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* @uses preg_match()
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* @uses in_array()
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* @uses function_exists()
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* @uses iconv()
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* @uses libiconv()
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* @uses recode_string()
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* @uses mb_convert_encoding()
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* @param string $message
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* @return string $message
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*/
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function PMA_DBI_convert_message( $message ) {
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// latin always last!
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$encodings = array(
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'japanese' => 'EUC-JP', //'ujis',
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'japanese-sjis' => 'Shift-JIS', //'sjis',
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'korean' => 'EUC-KR', //'euckr',
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'russian' => 'KOI8-R', //'koi8r',
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'ukrainian' => 'KOI8-U', //'koi8u',
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'greek' => 'ISO-8859-7', //'greek',
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'serbian' => 'CP1250', //'cp1250',
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'estonian' => 'ISO-8859-13', //'latin7',
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'slovak' => 'ISO-8859-2', //'latin2',
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'czech' => 'ISO-8859-2', //'latin2',
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'hungarian' => 'ISO-8859-2', //'latin2',
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'polish' => 'ISO-8859-2', //'latin2',
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'romanian' => 'ISO-8859-2', //'latin2',
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'spanish' => 'CP1252', //'latin1',
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'swedish' => 'CP1252', //'latin1',
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'italian' => 'CP1252', //'latin1',
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'norwegian-ny' => 'CP1252', //'latin1',
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'norwegian' => 'CP1252', //'latin1',
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'portuguese' => 'CP1252', //'latin1',
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'danish' => 'CP1252', //'latin1',
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'dutch' => 'CP1252', //'latin1',
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'english' => 'CP1252', //'latin1',
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'french' => 'CP1252', //'latin1',
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'german' => 'CP1252', //'latin1',
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);
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if ( $lang = PMA_DBI_fetch_value( 'SHOW VARIABLES LIKE \'language\';', 0, 1 ) ) {
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if ( preg_match( '&(?:\\\|\\/)([^\\\\\/]*)(?:\\\|\\/)$&i', $lang, $found = array() ) ) {
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$lang = $found[1];
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}
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}
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if ( ! empty( $lang ) && isset( $encodings[$lang] ) ) {
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if ( function_exists( 'iconv' ) ) {
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$message = iconv($encodings[$lang], 'UTF-8' . $GLOBALS['cfg']['IconvExtraParams'], $message);
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} elseif ( function_exists( 'recode_string' ) ) {
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$message = recode_string($encodings[$lang] . '..' . 'UTF-8', $message);
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} elseif ( function_exists( 'libiconv' ) ) {
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$message = libiconv($encodings[$lang], 'UTF-8', $message);
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} elseif ( function_exists( 'mb_convert_encoding' ) ) {
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// do not try unsupported charsets
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if ( ! in_array( $lang, array( 'ukrainian', 'greek', 'serbian' ) ) ) {
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$message = mb_convert_encoding( $message, 'UTF-8', $encodings[$lang] );
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}
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}
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} else {
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// lang not found, try all
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// what TODO ?
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}
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return $message;
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}
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/**
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* returns array with database names
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*
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* @return array $databases
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*/
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function PMA_DBI_get_dblist( $link = NULL ) {
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$dbs_array = PMA_DBI_fetch_result( 'SHOW DATABASES;', $link );
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// Before MySQL 4.0.2, SHOW DATABASES could send the
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// whole list, so check if we really have access:
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if ( PMA_MYSQL_INT_VERSION < 40002 ) {
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foreach ( $dbs_array as $key => $db ) {
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if ( ! PMA_DBI_select_db( $db, $link ) ) {
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unset( $dbs_array[$key] );
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}
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}
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// re-index values
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$dbs_array = array_values( $dbs_array );
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}
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return $dbs_array;
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}
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function PMA_DBI_get_tables($database, $link = NULL) {
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$result = PMA_DBI_query('SHOW TABLES FROM ' . PMA_backquote($database) . ';', NULL, PMA_DBI_QUERY_STORE);
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$tables = array();
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while (list($current) = PMA_DBI_fetch_row($result)) {
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$tables[] = $current;
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}
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PMA_DBI_free_result($result);
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return $tables;
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}
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/**
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* returns array of all tables in given db or dbs
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* this function expects unqoted names:
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* RIGHT: my_database
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* WRONG: `my_database`
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* WRONG: my\_database
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* if $tbl_is_group is true, $table is used as filter for table names
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* if $tbl_is_group is 'comment, $table is used as filter for table comments
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*
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* <code>
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* PMA_DBI_get_tables_full( 'my_database' );
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* PMA_DBI_get_tables_full( 'my_database', 'my_table' ) );
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* PMA_DBI_get_tables_full( 'my_database', 'my_tables_', true ) );
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* PMA_DBI_get_tables_full( 'my_database', 'my_tables_', 'comment' ) );
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* </code>
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*
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* @uses PMA_MYSQL_INT_VERSION
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* @uses PMA_DBI_fetch_result()
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* @uses PMA_escape_mysql_wildcards()
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* @uses PMA_backquote()
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* @uses is_array()
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* @uses addslashes()
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* @uses strpos()
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* @uses strtoupper()
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* @param string $databases database
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* @param string $table table
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* @param boolean|string $tbl_is_group $table is a table group
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* @param resource $link mysql link
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* @return array list of tbales in given db(s)
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*/
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function PMA_DBI_get_tables_full( $database, $table = false,
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$tbl_is_group = false, $link = NULL )
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{
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// prepare and check parameters
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if ( empty( $database ) ) {
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return false;
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} elseif ( false !== strpos( '`', $database ) ) {
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// found ` in name
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return false;
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} elseif ( false !== strpos( '\\', $database ) ) {
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// found \ in name
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return false;
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}
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if ( PMA_MYSQL_INT_VERSION >= 50002 ) {
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// get table information from information_schema
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if ( $table ) {
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if ( true === $tbl_is_group ) {
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$sql_where_table = 'AND `TABLE_NAME` LIKE \''
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. PMA_escape_mysql_wildcards( addslashes( $table ) ) . '%\'';
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} elseif ( 'comment' === $tbl_is_group ) {
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$sql_where_table = 'AND `TABLE_COMMENT` LIKE \''
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. PMA_escape_mysql_wildcards( addslashes( $table ) ) . '%\'';
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} else {
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$sql_where_table = 'AND `TABLE_NAME` = \'' . addslashes( $table ) . '\'';
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}
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} else {
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$sql_where_table = '';
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}
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// for PMA bc:
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// `SCHEMA_FIELD_NAME` AS `SHOW_TABLE_STATUS_FIELD_NAME`
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$sql = '
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SELECT *,
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`TABLE_SCHEMA` AS `Db`,
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`TABLE_NAME` AS `Name`,
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`ENGINE` AS `Engine`,
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`ENGINE` AS `Type`,
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`VERSION` AS `Version`,
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`ROW_FORMAT` AS `Row_format`,
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`TABLE_ROWS` AS `Rows`,
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`AVG_ROW_LENGTH` AS `Avg_row_length`,
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`DATA_LENGTH` AS `Data_length`,
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`MAX_DATA_LENGTH` AS `Max_data_length`,
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`INDEX_LENGTH` AS `Index_length`,
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`DATA_FREE` AS `Data_free`,
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`AUTO_INCREMENT` AS `Auto_increment`,
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`CREATE_TIME` AS `Create_time`,
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`UPDATE_TIME` AS `Update_time`,
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`CHECK_TIME` AS `Check_time`,
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`TABLE_COLLATION` AS `Collation`,
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`CHECKSUM` AS `Checksum`,
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`CREATE_OPTIONS` AS `Create_options`,
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`TABLE_COMMENT` AS `Comment`
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FROM `information_schema`.`TABLES`
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WHERE `TABLE_SCHEMA` = \'' . addslashes( $database ) . '\'
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' . $sql_where_table;
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$tables = PMA_DBI_fetch_result( $sql, 'TABLE_NAME', NULL, $link );
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unset( $sql_where_table, $sql );
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} else {
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if ( true === $tbl_is_group ) {
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$sql = 'SHOW TABLE STATUS FROM '
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. PMA_backquote( addslashes( $database ) )
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.' LIKE \'' . PMA_escape_mysql_wildcards( addslashes( $table ) ) . '%\'';
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} else {
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$sql = 'SHOW TABLE STATUS FROM '
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. PMA_backquote( addslashes( $database ) ) . ';';
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}
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$tables = PMA_DBI_fetch_result( $sql, 'Name', NULL, $link );
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foreach ( $tables as $table_name => $each_table ) {
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if ( 'comment' === $tbl_is_group
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&& 0 === strpos( $each_table['Comment'], $table ) )
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{
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// remove table from list
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unset( $tables[$table_name] );
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continue;
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}
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if ( ! isset( $tables[$table_name]['Type'] )
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&& isset( $tables[$table_name]['Engine'] ) ) {
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// pma BC, same parts of PMA still uses 'Type'
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$tables[$table_name]['Type'] =& $tables[$table_name]['Engine'];
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} elseif ( ! isset( $tables[$table_name]['Engine'] )
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&& isset( $tables[$table_name]['Type'] ) ) {
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// old MySQL reports Type, newer MySQL reports Engine
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$tables[$table_name]['Engine'] =& $tables[$table_name]['Type'];
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}
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// MySQL forward compatibility
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// so pma could use this array as if every server is of version >5.0
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$tables[$table_name]['TABLE_SCHEMA'] = $database;
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$tables[$table_name]['TABLE_NAME'] =& $tables[$table_name]['Name'];
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$tables[$table_name]['ENGINE'] =& $tables[$table_name]['Engine'];
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$tables[$table_name]['VERSION'] =& $tables[$table_name]['Version'];
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$tables[$table_name]['ROW_FORMAT'] =& $tables[$table_name]['Row_format'];
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$tables[$table_name]['TABLE_ROWS'] =& $tables[$table_name]['Rows'];
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$tables[$table_name]['AVG_ROW_LENGTH'] =& $tables[$table_name]['Avg_row_length'];
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$tables[$table_name]['DATA_LENGTH'] =& $tables[$table_name]['Data_length'];
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$tables[$table_name]['MAX_DATA_LENGTH'] =& $tables[$table_name]['Max_data_length'];
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$tables[$table_name]['INDEX_LENGTH'] =& $tables[$table_name]['Index_length'];
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$tables[$table_name]['DATA_FREE'] =& $tables[$table_name]['Data_free'];
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$tables[$table_name]['AUTO_INCREMENT'] =& $tables[$table_name]['Auto_increment'];
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$tables[$table_name]['CREATE_TIME'] =& $tables[$table_name]['Create_time'];
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$tables[$table_name]['UPDATE_TIME'] =& $tables[$table_name]['Update_time'];
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$tables[$table_name]['CHECK_TIME'] =& $tables[$table_name]['Check_time'];
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$tables[$table_name]['TABLE_COLLATION'] =& $tables[$table_name]['Collation'];
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$tables[$table_name]['CHECKSUM'] =& $tables[$table_name]['Checksum'];
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$tables[$table_name]['CREATE_OPTIONS'] =& $tables[$table_name]['Create_options'];
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$tables[$table_name]['TABLE_COMMENT'] =& $tables[$table_name]['Comment'];
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if ( strtoupper( $tables[$table_name]['Comment'] ) === 'VIEW' ) {
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$tables[$table_name]['TABLE_TYPE'] = 'VIEW';
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} else {
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// TODO difference between 'TEMPORARY' and 'BASE TABLE'
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// but how to detect?
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$tables[$table_name]['TABLE_TYPE'] = 'BASE TABLE';
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}
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}
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}
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if ( $GLOBALS['cfg']['NaturalOrder'] ) {
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uksort( $tables, 'strnatcasecmp' );
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}
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return $tables;
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}
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/**
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* returns array with databases containing extended infos about them
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*
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* @param string $databases database
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* @param boolean $force_stats retrieve stats also for MySQL < 5
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* @param resource $link mysql link
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* @return array $databases
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*/
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function PMA_DBI_get_databases_full( $database = NULL, $force_stats = false, $link = NULL ) {
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if ( PMA_MYSQL_INT_VERSION >= 50002 ) {
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// get table information from information_schema
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if ( $database ) {
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$sql_where_schema = 'WHERE `SCHEMA_NAME` LIKE \''
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. addslashes( $database ) . '\'';
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} else {
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$sql_where_schema = '';
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}
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// for PMA bc:
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// `SCHEMA_FIELD_NAME` AS `SHOW_TABLE_STATUS_FIELD_NAME`
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$sql = '
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SELECT `information_schema`.`SCHEMATA`.*,
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COUNT(`information_schema`.`TABLES`.`TABLE_SCHEMA`)
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AS `SCHEMA_TABLES`,
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SUM(`information_schema`.`TABLES`.`TABLE_ROWS`)
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AS `SCHEMA_TABLE_ROWS`,
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SUM(`information_schema`.`TABLES`.`DATA_LENGTH`)
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AS `SCHEMA_DATA_LENGTH`,
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SUM(`information_schema`.`TABLES`.`MAX_DATA_LENGTH`)
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AS `SCHEMA_MAX_DATA_LENGTH`,
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SUM(`information_schema`.`TABLES`.`INDEX_LENGTH`)
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AS `SCHEMA_INDEX_LENGTH`,
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SUM(`information_schema`.`TABLES`.`DATA_LENGTH`
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+ `information_schema`.`TABLES`.`INDEX_LENGTH`)
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AS `SCHEMA_LENGTH`,
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SUM(`information_schema`.`TABLES`.`DATA_FREE`)
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AS `SCHEMA_DATA_FREE`
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FROM `information_schema`.`SCHEMATA`
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LEFT JOIN `information_schema`.`TABLES`
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ON `information_schema`.`TABLES`.`TABLE_SCHEMA`
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= `information_schema`.`SCHEMATA`.`SCHEMA_NAME`
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' . $sql_where_schema . '
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GROUP BY `information_schema`.`SCHEMATA`.`SCHEMA_NAME`';
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$databases = PMA_DBI_fetch_result( $sql, 'SCHEMA_NAME', NULL, $link );
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unset( $sql_where_schema, $sql );
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} else {
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foreach ( PMA_DBI_get_dblist( $link ) as $database_name ) {
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// MySQL forward compatibility
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// so pma could use this array as if every server is of version >5.0
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$databases[$database_name]['SCHEMA_NAME'] = $database_name;
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if ( $force_stats ) {
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require_once 'mysql_charsets.lib.php';
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$databases[$database_name]['DEFAULT_COLLATION_NAME']
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= PMA_getDbCollation( $database_name );
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// get additonal info about tables
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$databases[$database_name]['SCHEMA_TABLES'] = 0;
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$databases[$database_name]['SCHEMA_TABLE_ROWS'] = 0;
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$databases[$database_name]['SCHEMA_DATA_LENGTH'] = 0;
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$databases[$database_name]['SCHEMA_MAX_DATA_LENGTH'] = 0;
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$databases[$database_name]['SCHEMA_INDEX_LENGTH'] = 0;
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$databases[$database_name]['SCHEMA_LENGTH'] = 0;
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$databases[$database_name]['SCHEMA_DATA_FREE'] = 0;
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$res = PMA_DBI_query('SHOW TABLE STATUS FROM ' . PMA_backquote( $database_name ) . ';');
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while ( $row = PMA_DBI_fetch_assoc( $res ) ) {
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$databases[$database_name]['SCHEMA_TABLES']++;
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$databases[$database_name]['SCHEMA_TABLE_ROWS']
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+= $row['Rows'];
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$databases[$database_name]['SCHEMA_DATA_LENGTH']
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+= $row['Data_length'];
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$databases[$database_name]['SCHEMA_MAX_DATA_LENGTH']
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+= $row['Max_data_length'];
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$databases[$database_name]['SCHEMA_INDEX_LENGTH']
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+= $row['Index_length'];
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$databases[$database_name]['SCHEMA_DATA_FREE']
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+= $row['Data_free'];
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$databases[$database_name]['SCHEMA_LENGTH']
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+= $row['Data_length'] + $row['Index_length'];
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}
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PMA_DBI_free_result( $res );
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unset( $res );
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}
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}
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}
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if ( $GLOBALS['cfg']['NaturalOrder'] ) {
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uksort( $databases, 'strnatcasecmp' );
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}
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return $databases;
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}
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function PMA_DBI_get_fields($database, $table, $link = NULL) {
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if (empty($link)) {
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if (isset($GLOBALS['userlink'])) {
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$link = $GLOBALS['userlink'];
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} else {
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return FALSE;
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}
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}
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// here we use a try_query because when coming from
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// tbl_create + tbl_properties.inc.php, the table does not exist
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$result = PMA_DBI_try_query('SHOW FULL FIELDS FROM ' . PMA_backquote($database) . '.' . PMA_backquote($table), $link);
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if (!$result) {
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return FALSE;
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}
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$fields = array();
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while ($row = PMA_DBI_fetch_assoc($result)) {
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$fields[] = $row;
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}
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return $fields;
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}
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function PMA_DBI_get_variable($var, $type = PMA_DBI_GETVAR_SESSION, $link = NULL) {
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if ($link === NULL) {
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if (isset($GLOBALS['userlink'])) {
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$link = $GLOBALS['userlink'];
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} else {
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return FALSE;
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}
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}
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if (PMA_MYSQL_INT_VERSION < 40002) {
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$type = 0;
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}
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switch ($type) {
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case PMA_DBI_GETVAR_SESSION:
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$modifier = ' SESSION';
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break;
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case PMA_DBI_GETVAR_GLOBAL:
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$modifier = ' GLOBAL';
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break;
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default:
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$modifier = '';
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}
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$res = PMA_DBI_query('SHOW' . $modifier . ' VARIABLES LIKE \'' . $var . '\';', $link);
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$row = PMA_DBI_fetch_row($res);
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PMA_DBI_free_result($res);
|
|
if (empty($row)) {
|
|
return FALSE;
|
|
} else {
|
|
return $row[0] == $var ? $row[1] : FALSE;
|
|
}
|
|
}
|
|
|
|
function PMA_DBI_postConnect($link, $is_controluser = FALSE) {
|
|
global $collation_connection, $charset_connection;
|
|
if (!defined('PMA_MYSQL_INT_VERSION')) {
|
|
$result = PMA_DBI_query('SELECT VERSION() AS version', $link, PMA_DBI_QUERY_STORE);
|
|
if ($result != FALSE && @PMA_DBI_num_rows($result) > 0) {
|
|
$row = PMA_DBI_fetch_row($result);
|
|
$match = explode('.', $row[0]);
|
|
PMA_DBI_free_result($result);
|
|
}
|
|
if (!isset($row)) {
|
|
define('PMA_MYSQL_INT_VERSION', 32332);
|
|
define('PMA_MYSQL_STR_VERSION', '3.23.32');
|
|
} else{
|
|
define('PMA_MYSQL_INT_VERSION', (int)sprintf('%d%02d%02d', $match[0], $match[1], intval($match[2])));
|
|
define('PMA_MYSQL_STR_VERSION', $row[0]);
|
|
unset($result, $row, $match);
|
|
}
|
|
}
|
|
|
|
if (PMA_MYSQL_INT_VERSION >= 40100) {
|
|
|
|
// If $lang is defined and we are on MySQL >= 4.1.x,
|
|
// we auto-switch the lang to its UTF-8 version (if it exists and user didn't force language)
|
|
if (!empty($GLOBALS['lang']) && (substr($GLOBALS['lang'], -5) != 'utf-8') && !isset($GLOBALS['cfg']['Lang'])) {
|
|
$lang_utf_8_version = substr($GLOBALS['lang'], 0, strpos($GLOBALS['lang'], '-')) . '-utf-8';
|
|
if (!empty($GLOBALS['available_languages'][$lang_utf_8_version])) {
|
|
$GLOBALS['lang'] = $lang_utf_8_version;
|
|
$GLOBALS['charset'] = $charset = 'utf-8';
|
|
}
|
|
}
|
|
|
|
// and we remove the non-UTF-8 choices to avoid confusion
|
|
if (!defined('PMA_REMOVED_NON_UTF_8')) {
|
|
$tmp_available_languages = $GLOBALS['available_languages'];
|
|
$GLOBALS['available_languages'] = array();
|
|
foreach ($tmp_available_languages AS $tmp_lang => $tmp_lang_data) {
|
|
if (substr($tmp_lang, -5) == 'utf-8') {
|
|
$GLOBALS['available_languages'][$tmp_lang] = $tmp_lang_data;
|
|
}
|
|
} // end foreach
|
|
unset($tmp_lang, $tmp_lang_data, $tmp_available_languages);
|
|
define('PMA_REMOVED_NON_UTF_8',1);
|
|
}
|
|
|
|
$mysql_charset = $GLOBALS['mysql_charset_map'][$GLOBALS['charset']];
|
|
if ($is_controluser || empty($collation_connection) || (strpos($collation_connection, '_') ? substr($collation_connection, 0, strpos($collation_connection, '_')) : $collation_connection) == $mysql_charset) {
|
|
PMA_DBI_query('SET NAMES ' . $mysql_charset . ';', $link, PMA_DBI_QUERY_STORE);
|
|
} else {
|
|
PMA_DBI_query('SET CHARACTER SET ' . $mysql_charset . ';', $link, PMA_DBI_QUERY_STORE);
|
|
}
|
|
if (!empty($collation_connection)) {
|
|
PMA_DBI_query('SET collation_connection = \'' . $collation_connection . '\';', $link, PMA_DBI_QUERY_STORE);
|
|
}
|
|
if (!$is_controluser) {
|
|
$collation_connection = PMA_DBI_get_variable('collation_connection', PMA_DBI_GETVAR_SESSION, $link);
|
|
$charset_connection = PMA_DBI_get_variable('character_set_connection', PMA_DBI_GETVAR_SESSION, $link);
|
|
}
|
|
|
|
// Add some field types to the list
|
|
// (we pass twice here; feel free to code something better :)
|
|
if (!defined('PMA_ADDED_FIELD_TYPES')) {
|
|
$GLOBALS['cfg']['ColumnTypes'][] = 'BINARY';
|
|
$GLOBALS['cfg']['ColumnTypes'][] = 'VARBINARY';
|
|
define('PMA_ADDED_FIELD_TYPES',1);
|
|
}
|
|
|
|
} else {
|
|
require_once('./libraries/charset_conversion.lib.php');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* returns a single value from the given result or query,
|
|
* if the query or the result has more than one row or field
|
|
* the first field of the first row is returned
|
|
*
|
|
* <code>
|
|
* $sql = 'SELECT `name` FROM `user` WHERE `id` = 123';
|
|
* $user_name = PMA_DBI_fetch_value( $sql );
|
|
* // produces
|
|
* // $user_name = 'John Doe'
|
|
* </code>
|
|
*
|
|
* @uses is_string()
|
|
* @uses is_int()
|
|
* @uses PMA_DBI_try_query()
|
|
* @uses PMA_DBI_num_rows()
|
|
* @uses PMA_DBI_fetch_row()
|
|
* @uses PMA_DBI_fetch_assoc()
|
|
* @uses PMA_DBI_free_result()
|
|
* @param string|mysql_result $result query or mysql result
|
|
* @param integer $row_number row to fetch the value from,
|
|
* starting at 0, with 0 beeing default
|
|
* @param integer|string $field field to fetch the value from,
|
|
* starting at 0, with 0 beeing default
|
|
* @param resource $link mysql link
|
|
* @param mixed $options
|
|
* @return mixed value of first field in first row from result
|
|
* or false if not found
|
|
*/
|
|
function PMA_DBI_fetch_value( $result, $row_number = 0, $field = 0, $link = NULL, $options = 0 ) {
|
|
$value = false;
|
|
|
|
if ( is_string( $result ) ) {
|
|
$result = PMA_DBI_try_query( $result, $link, $options | PMA_DBI_QUERY_STORE );
|
|
}
|
|
|
|
// return false if result is empty or false
|
|
// or requested row is larger than rows in result
|
|
if ( PMA_DBI_num_rows( $result ) < ( $row_number + 1 ) ) {
|
|
return $value;
|
|
}
|
|
|
|
// if $field is an integer use non associative mysql fetch function
|
|
if ( is_int( $field ) ) {
|
|
$fetch_function = 'PMA_DBI_fetch_row';
|
|
} else {
|
|
$fetch_function = 'PMA_DBI_fetch_assoc';
|
|
}
|
|
|
|
// get requested row
|
|
for ( $i = 0; $i <= $row_number; $i++ ) {
|
|
$row = $fetch_function( $result );
|
|
}
|
|
PMA_DBI_free_result( $result );
|
|
|
|
// return requested field
|
|
if ( isset( $row[$field] ) ) {
|
|
$value = $row[$field];
|
|
}
|
|
unset( $row );
|
|
|
|
return $value;
|
|
}
|
|
|
|
/**
|
|
* returns only the first row from the result
|
|
*
|
|
* <code>
|
|
* $sql = 'SELECT * FROM `user` WHERE `id` = 123';
|
|
* $user = PMA_DBI_fetch_single_row( $sql );
|
|
* // produces
|
|
* // $user = array( 'id' => 123, 'name' => 'John Doe' )
|
|
* </code>
|
|
*
|
|
* @uses is_string()
|
|
* @uses PMA_DBI_try_query()
|
|
* @uses PMA_DBI_num_rows()
|
|
* @uses PMA_DBI_fetch_row()
|
|
* @uses PMA_DBI_fetch_assoc()
|
|
* @uses PMA_DBI_fetch_array()
|
|
* @uses PMA_DBI_free_result()
|
|
* @param string|mysql_result $result query or mysql result
|
|
* @param string $type NUM|ASSOC|BOTH
|
|
* returned array should either numeric
|
|
* associativ or booth
|
|
* @param resource $link mysql link
|
|
* @param mixed $options
|
|
* @return array|boolean first row from result
|
|
* or false if result is empty
|
|
*/
|
|
function PMA_DBI_fetch_single_row( $result, $type = 'ASSOC', $link = NULL, $options = 0 ) {
|
|
if ( is_string( $result ) ) {
|
|
$result = PMA_DBI_try_query( $result, $link, $options | PMA_DBI_QUERY_STORE );
|
|
}
|
|
|
|
// return NULL if result is empty or false
|
|
if ( ! PMA_DBI_num_rows( $result ) ) {
|
|
return false;
|
|
}
|
|
|
|
switch ( $type ) {
|
|
case 'NUM' :
|
|
$fetch_function = 'PMA_DBI_fetch_row';
|
|
break;
|
|
case 'ASSOC' :
|
|
$fetch_function = 'PMA_DBI_fetch_assoc';
|
|
break;
|
|
case 'BOTH' :
|
|
default :
|
|
$fetch_function = 'PMA_DBI_fetch_array';
|
|
break;
|
|
}
|
|
|
|
$row = $fetch_function( $result );
|
|
PMA_DBI_free_result( $result );
|
|
return $row;
|
|
}
|
|
|
|
/**
|
|
* returns all rows in the resultset in one array
|
|
*
|
|
* <code>
|
|
* $sql = 'SELECT * FROM `user`';
|
|
* $users = PMA_DBI_fetch_result( $sql );
|
|
* // produces
|
|
* // $users[] = array( 'id' => 123, 'name' => 'John Doe' )
|
|
*
|
|
* $sql = 'SELECT `id`, `name` FROM `user`';
|
|
* $users = PMA_DBI_fetch_result( $sql, 'id' );
|
|
* // produces
|
|
* // $users['123'] = array( 'id' => 123, 'name' => 'John Doe' )
|
|
*
|
|
* $sql = 'SELECT `id`, `name` FROM `user`';
|
|
* $users = PMA_DBI_fetch_result( $sql, 0 );
|
|
* // produces
|
|
* // $users['123'] = array( 0 => 123, 1 => 'John Doe' )
|
|
*
|
|
* $sql = 'SELECT `id`, `name` FROM `user`';
|
|
* $users = PMA_DBI_fetch_result( $sql, 'id', 'name' );
|
|
* // or
|
|
* $users = PMA_DBI_fetch_result( $sql, 0, 1 );
|
|
* // produces
|
|
* // $users['123'] = 'John Doe'
|
|
*
|
|
* $sql = 'SELECT `name` FROM `user`';
|
|
* $users = PMA_DBI_fetch_result( $sql );
|
|
* // produces
|
|
* // $users[] = 'John Doe'
|
|
* </code>
|
|
*
|
|
* @uses is_string()
|
|
* @uses is_int()
|
|
* @uses PMA_DBI_try_query()
|
|
* @uses PMA_DBI_num_rows()
|
|
* @uses PMA_DBI_num_fields()
|
|
* @uses PMA_DBI_fetch_row()
|
|
* @uses PMA_DBI_fetch_assoc()
|
|
* @uses PMA_DBI_free_result()
|
|
* @param string|mysql_result $result query or mysql result
|
|
* @param string|integer $key field-name or offset
|
|
* used as key for array
|
|
* @param string|integer $value value-name or offset
|
|
* used as value for array
|
|
* @param resource $link mysql link
|
|
* @param mixed $options
|
|
* @return array resultrows or values indexed by $key
|
|
*/
|
|
function PMA_DBI_fetch_result( $result, $key = NULL, $value = NULL, $link = NULL, $options = 0 )
|
|
{
|
|
$resultrows = array();
|
|
|
|
if ( is_string( $result ) ) {
|
|
$result = PMA_DBI_try_query( $result, $link, $options );
|
|
}
|
|
|
|
// return empty array if result is empty or false
|
|
if ( ! $result ) {
|
|
return $resultrows;
|
|
}
|
|
|
|
$fetch_function = 'PMA_DBI_fetch_assoc';
|
|
|
|
// no nested array if only one field is in result
|
|
if ( NULL === $key && 1 === PMA_DBI_num_fields( $result ) ) {
|
|
$value = 0;
|
|
$fetch_function = 'PMA_DBI_fetch_row';
|
|
}
|
|
|
|
// if $key is an integer use non associative mysql fetch function
|
|
if ( is_int( $key ) ) {
|
|
$fetch_function = 'PMA_DBI_fetch_row';
|
|
}
|
|
|
|
if ( NULL === $key && NULL === $value ) {
|
|
while ( $row = $fetch_function( $result ) ) {
|
|
$resultrows[] = $row;
|
|
}
|
|
} elseif ( NULL === $key ) {
|
|
while ( $row = $fetch_function( $result ) ) {
|
|
$resultrows[] = $row[$value];
|
|
}
|
|
} elseif ( NULL === $value ) {
|
|
while ( $row = $fetch_function( $result ) ) {
|
|
$resultrows[$row[$key]] = $row;
|
|
}
|
|
} else {
|
|
while ( $row = $fetch_function( $result ) ) {
|
|
$resultrows[$row[$key]] = $row[$value];
|
|
}
|
|
}
|
|
|
|
PMA_DBI_free_result( $result );
|
|
return $resultrows;
|
|
}
|
|
?>
|