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<?php
/* $Id: relation.lib.php,v 2.52.2.1 2006/02/24 20:28:13 lem9 Exp $ */
// vim: expandtab sw=4 ts=4 sts=4:
/**
* Set of functions used with the relation and pdf feature
*/
/**
* Executes a query as controluser if possible, otherwise as normal user
*
* @param string the query to execute
* @param boolean whether to display SQL error messages or not
*
* @return integer the result id
*
* @global string the URL of the page to show in case of error
* @global string the name of db to come back to
* @global resource the resource id of DB connect as controluser
* @global array configuration infos about the relations stuff
*
* @access public
*
* @author Mike Beck <mikebeck@users.sourceforge.net>
*/
function PMA_query_as_cu($sql, $show_error = TRUE, $options = 0) {
global $err_url_0, $db, $controllink, $cfgRelation;
// Comparing resource ids works on PHP 5 because, when no controluser
// is defined, connecting with the same user for controllink does
// not create a new connection. However a new connection is created
// on PHP 4, so we cannot directly compare resource ids.
if ($controllink == $GLOBALS['userlink'] || PMA_MYSQL_INT_VERSION < 50000) {
PMA_DBI_select_db($cfgRelation['db'], $controllink);
}
if ($show_error) {
$result = PMA_DBI_query($sql, $controllink, $options);
} else {
$result = @PMA_DBI_try_query($sql, $controllink, $options);
} // end if... else...
// It makes no sense to restore database on control user
if ($controllink == $GLOBALS['userlink'] || PMA_MYSQL_INT_VERSION < 50000) {
PMA_DBI_select_db($db, $controllink);
}
if ($result) {
return $result;
} else {
return FALSE;
}
} // end of the "PMA_query_as_cu()" function
/**
* Defines the relation parameters for the current user
* just a copy of the functions used for relations ;-)
* but added some stuff to check what will work
*
* @param boolean whether to check validity of settings or not
*
* @return array the relation parameters for the current user
*
* @global array the list of settings for servers
* @global integer the id of the current server
* @global string the URL of the page to show in case of error
* @global string the name of the current db
* @global string the name of the current table
* @global array configuration infos about the relations stuff
*
* @access public
*
* @author Mike Beck <mikebeck@users.sourceforge.net>
*/
function PMA_getRelationsParam($verbose = FALSE)
{
global $cfg, $server, $err_url_0, $db, $table, $controllink;
global $cfgRelation;
$cfgRelation = array();
$cfgRelation['relwork'] = FALSE;
$cfgRelation['displaywork'] = FALSE;
$cfgRelation['bookmarkwork']= FALSE;
$cfgRelation['pdfwork'] = FALSE;
$cfgRelation['commwork'] = FALSE;
$cfgRelation['mimework'] = FALSE;
$cfgRelation['historywork'] = FALSE;
$cfgRelation['allworks'] = FALSE;
// No server selected -> no bookmark table
// we return the array with the FALSEs in it,
// to avoid some 'Unitialized string offset' errors later
if ($server == 0
|| empty($cfg['Server'])
|| empty($cfg['Server']['pmadb'])) {
if ($verbose == TRUE) {
echo 'PMA Database ... '
. '<font color="red"><b>' . $GLOBALS['strNotOK'] . '</b></font>'
. '[ <a href="Documentation.html#pmadb">' . $GLOBALS['strDocu'] . '</a> ]<br />' . "\n"
. $GLOBALS['strGeneralRelationFeat']
. ' <font color="green">' . $GLOBALS['strDisabled'] . '</font>' . "\n";
}
return $cfgRelation;
}
$cfgRelation['user'] = $cfg['Server']['user'];
$cfgRelation['db'] = $cfg['Server']['pmadb'];
// Now I just check if all tables that i need are present so I can for
// example enable relations but not pdf...
// I was thinking of checking if they have all required columns but I
// fear it might be too slow
PMA_DBI_select_db($cfgRelation['db'], $controllink);
$tab_query = 'SHOW TABLES FROM ' . PMA_backquote($cfgRelation['db']);
$tab_rs = PMA_query_as_cu($tab_query, FALSE, PMA_DBI_QUERY_STORE);
if ($tab_rs) {
while ($curr_table = @PMA_DBI_fetch_row($tab_rs)) {
if ($curr_table[0] == $cfg['Server']['bookmarktable']) {
$cfgRelation['bookmark'] = $curr_table[0];
} elseif ($curr_table[0] == $cfg['Server']['relation']) {
$cfgRelation['relation'] = $curr_table[0];
} elseif ($curr_table[0] == $cfg['Server']['table_info']) {
$cfgRelation['table_info'] = $curr_table[0];
} elseif ($curr_table[0] == $cfg['Server']['table_coords']) {
$cfgRelation['table_coords'] = $curr_table[0];
} elseif ($curr_table[0] == $cfg['Server']['column_info']) {
$cfgRelation['column_info'] = $curr_table[0];
} elseif ($curr_table[0] == $cfg['Server']['pdf_pages']) {
$cfgRelation['pdf_pages'] = $curr_table[0];
} elseif ($curr_table[0] == $cfg['Server']['history']) {
$cfgRelation['history'] = $curr_table[0];
}
} // end while
}
if (isset($cfgRelation['relation'])) {
$cfgRelation['relwork'] = TRUE;
if (isset($cfgRelation['table_info'])) {
$cfgRelation['displaywork'] = TRUE;
}
}
if (isset($cfgRelation['table_coords']) && isset($cfgRelation['pdf_pages'])) {
$cfgRelation['pdfwork'] = TRUE;
}
if (isset($cfgRelation['column_info'])) {
$cfgRelation['commwork'] = TRUE;
if ($cfg['Server']['verbose_check']) {
$mime_query = 'SHOW FIELDS FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']);
$mime_rs = PMA_query_as_cu($mime_query, FALSE);
$mime_field_mimetype = FALSE;
$mime_field_transformation = FALSE;
$mime_field_transformation_options = FALSE;
while ($curr_mime_field = @PMA_DBI_fetch_row($mime_rs)) {
if ($curr_mime_field[0] == 'mimetype') {
$mime_field_mimetype = TRUE;
} elseif ($curr_mime_field[0] == 'transformation') {
$mime_field_transformation = TRUE;
} elseif ($curr_mime_field[0] == 'transformation_options') {
$mime_field_transformation_options = TRUE;
}
}
PMA_DBI_free_result($mime_rs);
if ($mime_field_mimetype == TRUE
&& $mime_field_transformation == TRUE
&& $mime_field_transformation_options == TRUE) {
$cfgRelation['mimework'] = TRUE;
}
} else {
$cfgRelation['mimework'] = TRUE;
}
}
if (isset($cfgRelation['history'])) {
$cfgRelation['historywork'] = TRUE;
}
if (isset($cfgRelation['bookmark'])) {
$cfgRelation['bookmarkwork'] = TRUE;
}
if ($cfgRelation['relwork'] == TRUE && $cfgRelation['displaywork'] == TRUE
&& $cfgRelation['pdfwork'] == TRUE && $cfgRelation['commwork'] == TRUE
&& $cfgRelation['mimework'] == TRUE && $cfgRelation['historywork'] == TRUE
&& $cfgRelation['bookmarkwork'] == TRUE) {
$cfgRelation['allworks'] = TRUE;
}
if ($tab_rs) {
PMA_DBI_free_result($tab_rs);
} else {
$cfg['Server']['pmadb'] = FALSE;
}
if ($verbose == TRUE) {
$shit = '<font color="red"><b>' . $GLOBALS['strNotOK'] . '</b></font> [ <a href="Documentation.html#%s">' . $GLOBALS['strDocu'] . '</a> ]';
$hit = '<font color="green"><b>' . $GLOBALS['strOK'] . '</b></font>';
$enabled = '<font color="green">' . $GLOBALS['strEnabled'] . '</font>';
$disabled = '<font color="red">' . $GLOBALS['strDisabled'] . '</font>';
echo '<table>' . "\n";
echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'pmadb\'] ... </th><td align="right">'
. (($cfg['Server']['pmadb'] == FALSE) ? sprintf($shit, 'pmadb') : $hit)
. '</td></tr>' . "\n";
echo ' <tr><td> </td></tr>' . "\n";
echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'relation\'] ... </th><td align="right">'
. ((isset($cfgRelation['relation'])) ? $hit : sprintf($shit, 'relation'))
. '</td></tr>' . "\n";
echo ' <tr><td colspan=2 align="center">'. $GLOBALS['strGeneralRelationFeat'] . ': '
. (($cfgRelation['relwork'] == TRUE) ? $enabled : $disabled)
. '</td></tr>' . "\n";
echo ' <tr><td> </td></tr>' . "\n";
echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'table_info\'] ... </th><td align="right">'
. (($cfgRelation['displaywork'] == FALSE) ? sprintf($shit, 'table_info') : $hit)
. '</td></tr>' . "\n";
echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strDisplayFeat'] . ': '
. (($cfgRelation['displaywork'] == TRUE) ? $enabled : $disabled)
. '</td></tr>' . "\n";
echo ' <tr><td> </td></tr>' . "\n";
echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'table_coords\'] ... </th><td align="right">'
. ((isset($cfgRelation['table_coords'])) ? $hit : sprintf($shit, 'table_coords'))
. '</td></tr>' . "\n";
echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'pdf_pages\'] ... </th><td align="right">'
. ((isset($cfgRelation['pdf_pages'])) ? $hit : sprintf($shit, 'table_coords'))
. '</td></tr>' . "\n";
echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strCreatePdfFeat'] . ': '
. (($cfgRelation['pdfwork'] == TRUE) ? $enabled : $disabled)
. '</td></tr>' . "\n";
echo ' <tr><td> </td></tr>' . "\n";
echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'column_info\'] ... </th><td align="right">'
. ((isset($cfgRelation['column_info'])) ? $hit : sprintf($shit, 'col_com'))
. '</td></tr>' . "\n";
echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strColComFeat'] . ': '
. (($cfgRelation['commwork'] == TRUE) ? $enabled : $disabled)
. '</td></tr>' . "\n";
echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strBookmarkQuery'] . ': '
. (($cfgRelation['bookmarkwork'] == TRUE) ? $enabled : $disabled)
. '</td></tr>' . "\n";
echo ' <tr><th align="left">MIME ...</th><td align="right">'
. (($cfgRelation['mimework'] == TRUE) ? $hit : sprintf($shit, 'col_com'))
. '</td></tr>' . "\n";
if (($cfgRelation['commwork'] == TRUE) && ($cfgRelation['mimework'] != TRUE)) {
echo '<tr><td colspan=2 align="left">' . $GLOBALS['strUpdComTab'] . '</td></tr>' . "\n";
}
echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'history\'] ... </th><td align="right">'
. ((isset($cfgRelation['history'])) ? $hit : sprintf($shit, 'history'))
. '</td></tr>' . "\n";
echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strQuerySQLHistory'] . ': '
. (($cfgRelation['historywork'] == TRUE) ? $enabled : $disabled)
. '</td></tr>' . "\n";
echo '</table>' . "\n";
} // end if ($verbose == TRUE) {
return $cfgRelation;
} // end of the 'PMA_getRelationsParam()' function
/**
* Gets all Relations to foreign tables for a given table or
* optionally a given column in a table
*
* @param string the name of the db to check for
* @param string the name of the table to check for
* @param string the name of the column to check for
* @param string the source for foreign key information
*
* @return array db,table,column
*
* @global array the list of relations settings
* @global string the URL of the page to show in case of error
*
* @access public
*
* @author Mike Beck <mikebeck@users.sourceforge.net> and Marc Delisle
*/
function PMA_getForeigners($db, $table, $column = '', $source = 'both') {
global $cfgRelation, $err_url_0;
if ($cfgRelation['relwork'] && ($source == 'both' || $source == 'internal')) {
$rel_query = '
SELECT master_field,
foreign_db,
foreign_table,
foreign_field
FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['relation']) . '
WHERE master_db = \'' . PMA_sqlAddslashes($db) . '\'
AND master_table = \'' . PMA_sqlAddslashes($table) . '\' ';
if (isset($column) && strlen($column)) {
$rel_query .= ' AND master_field = \'' . PMA_sqlAddslashes($column) . '\'';
}
$relations = PMA_query_as_cu($rel_query);
$i = 0;
while ($relrow = PMA_DBI_fetch_assoc($relations)) {
$field = $relrow['master_field'];
$foreign[$field]['foreign_db'] = $relrow['foreign_db'];
$foreign[$field]['foreign_table'] = $relrow['foreign_table'];
$foreign[$field]['foreign_field'] = $relrow['foreign_field'];
$i++;
} // end while
PMA_DBI_free_result($relations);
unset($relations);
}
if (($source == 'both' || $source == 'innodb') && isset($table) && strlen($table)) {
$show_create_table_query = 'SHOW CREATE TABLE '
. PMA_backquote($db) . '.' . PMA_backquote($table);
$show_create_table_res = PMA_DBI_query($show_create_table_query);
list(, $show_create_table) = PMA_DBI_fetch_row($show_create_table_res);
PMA_DBI_free_result($show_create_table_res);
unset($show_create_table_res, $show_create_table_query);
$analyzed_sql = PMA_SQP_analyze(PMA_SQP_parse($show_create_table));
foreach ($analyzed_sql[0]['foreign_keys'] AS $one_key) {
// the analyzer may return more than one column name in the
// index list or the ref_index_list
foreach ($one_key['index_list'] AS $i => $field) {
// If a foreign key is defined in the 'internal' source (pmadb)
// and in 'innodb', we won't get it twice if $source='both'
// because we use $field as key
// The parser looks for a CONSTRAINT clause just before
// the FOREIGN KEY clause. It finds it (as output from
// SHOW CREATE TABLE) in MySQL 4.0.13, but not in older
// versions like 3.23.58.
// In those cases, the FOREIGN KEY parsing will put numbers
// like -1, 0, 1... instead of the constraint number.
if (isset($one_key['constraint'])) {
$foreign[$field]['constraint'] = $one_key['constraint'];
}
if (isset($one_key['ref_db_name'])) {
$foreign[$field]['foreign_db'] = $one_key['ref_db_name'];
} else {
$foreign[$field]['foreign_db'] = $db;
}
$foreign[$field]['foreign_table'] = $one_key['ref_table_name'];
$foreign[$field]['foreign_field'] = $one_key['ref_index_list'][$i];
if (isset($one_key['on_delete'])) {
$foreign[$field]['on_delete'] = $one_key['on_delete'];
}
if (isset($one_key['on_update'])) {
$foreign[$field]['on_update'] = $one_key['on_update'];
}
}
}
}
/**
* Emulating relations for some information_schema tables
*/
if (PMA_MYSQL_INT_VERSION >= 50002 && $db == 'information_schema'
&& ($source == 'internal' || $source == 'both')) {
require_once('./libraries/information_schema_relations.lib.php');
if (!isset($foreign)) {
$foreign = array();
}
if (isset($GLOBALS['information_schema_relations'][$table])) {
foreach ($GLOBALS['information_schema_relations'][$table] as $field => $relations) {
if ( ( ! isset($column) || ! strlen($column) || $column == $field )
&& ( ! isset($foreign[$field]) || ! strlen($foreign[$field]) ) ) {
$foreign[$field] = $relations;
}
}
}
}
if (!empty($foreign) && is_array($foreign)) {
return $foreign;
} else {
return FALSE;
}
} // end of the 'PMA_getForeigners()' function
/**
* Gets the display field of a table
*
* @param string the name of the db to check for
* @param string the name of the table to check for
*
* @return string field name
*
* @global array the list of relations settings
*
* @access public
*
* @author Mike Beck <mikebeck@users.sourceforge.net>
*/
function PMA_getDisplayField($db, $table) {
global $cfgRelation;
/**
* Try to fetch the display field from DB.
*/
if (trim(@$cfgRelation['table_info']) != '') {
$disp_query = '
SELECT display_field
FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['table_info']) . '
WHERE db_name = \'' . PMA_sqlAddslashes($db) . '\'
AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
$disp_res = PMA_query_as_cu($disp_query);
$row = ($disp_res ? PMA_DBI_fetch_assoc($disp_res) : '');
PMA_DBI_free_result($disp_res);
if (isset($row['display_field'])) {
return $row['display_field'];
}
}
/**
* Emulating the display field for some information_schema tables.
*/
if (PMA_MYSQL_INT_VERSION >= 50002 && $db == 'information_schema') {
switch ($table) {
case 'CHARACTER_SETS': return 'DESCRIPTION';
case 'TABLES': return 'TABLE_COMMENT';
}
}
/**
* No Luck...
*/
return FALSE;
} // end of the 'PMA_getDisplayField()' function
/**
* Gets the comments for all rows of a table
*
* @param string the name of the db to check for
* @param string the name of the table to check for
*
* @return array [field_name] = comment
*
* @global array the list of relations settings
*
* @access public
*
* @authors Mike Beck <mikebeck@users.sourceforge.net>
* and lem9
*/
function PMA_getComments($db, $table = '') {
global $cfgRelation;
if ($table != '') {
// MySQL 4.1.x native column comments
if (PMA_MYSQL_INT_VERSION >= 40100) {
$fields = PMA_DBI_get_fields($db, $table);
if ($fields) {
foreach ($fields as $key=>$field) {
$tmp_col = $field['Field'];
if (!empty($field['Comment'])) {
$native_comment[$tmp_col] = $field['Comment'];
}
}
if (isset($native_comment)) {
$comment = $native_comment;
}
}
}
// pmadb internal column comments
// (this function can be called even if $cfgRelation['commwork'] is
// FALSE, to get native column comments, so recheck here)
if ($cfgRelation['commwork']) {
$com_qry = '
SELECT column_name,
comment
FROM ' . PMA_backquote($cfgRelation['db']) . '.' .PMA_backquote($cfgRelation['column_info']) . '
WHERE db_name = \'' . PMA_sqlAddslashes($db) . '\'
AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
$com_rs = PMA_query_as_cu($com_qry, TRUE, PMA_DBI_QUERY_STORE);
}
} else {
// pmadb internal db comments
$com_qry = '
SELECT ' . PMA_backquote('comment') . '
FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
WHERE db_name = \'' . PMA_sqlAddslashes($db) . '\'
AND table_name = \'\'
AND column_name = \'(db_comment)\'';
$com_rs = PMA_query_as_cu($com_qry, TRUE, PMA_DBI_QUERY_STORE);
}
if (isset($com_rs) && PMA_DBI_num_rows($com_rs) > 0) {
$i = 0;
while ($row = PMA_DBI_fetch_assoc($com_rs)) {
$i++;
$col = ($table != '' ? $row['column_name'] : $i);
if (strlen($row['comment']) > 0) {
$comment[$col] = $row['comment'];
// if this version supports native comments and this function
// was called with a table parameter
if (PMA_MYSQL_INT_VERSION >= 40100 && isset($table) && strlen($table)) {
// if native comment found, use it instead of pmadb
if (!empty($native_comment[$col])) {
$comment[$col] = $native_comment[$col];
} else {
// no native comment, so migrate pmadb-style to native
PMA_setComment($db, $table, $col, $comment[$col], '', 'native');
// and erase the pmadb-style comment
PMA_setComment($db, $table, $col, '', '', 'pmadb');
}
}
}
} // end while
PMA_DBI_free_result($com_rs);
unset($com_rs);
}
if (isset($comment) && is_array($comment)) {
return $comment;
} else {
return FALSE;
}
} // end of the 'PMA_getComments()' function
/**
* Adds/removes slashes if required
*
* @param string the string to slash
*
* @return string the slashed string
*
* @access public
*/
function PMA_handleSlashes($val) {
return PMA_sqlAddslashes($val);
} // end of the "PMA_handleSlashes()" function
/**
* Set a single comment to a certain value.
*
* @param string the name of the db
* @param string the name of the table (may be empty in case of a db comment)
* @param string the name of the column
* @param string the value of the column
* @param string (optional) if a column is renamed, this is the name of the former key which will get deleted
* @param string whether we set pmadb comments, native comments or both
*
* @return boolean true, if comment-query was made.
*
* @global array the list of relations settings
*
* @access public
*/
function PMA_setComment($db, $table, $col, $comment, $removekey = '', $mode='auto') {
global $cfgRelation;
if ($mode=='auto') {
if (PMA_MYSQL_INT_VERSION >= 40100) {
$mode='native';
} else {
$mode='pmadb';
}
}
// native mode is only for column comments so we need a table name
if ($mode == 'native' && isset($table) && strlen($table)) {
$query = 'ALTER TABLE ' . PMA_backquote($table) . ' CHANGE '
. PMA_generateAlterTable($col, $col, '', '', '', '', FALSE, '', FALSE, '', $comment, '', '');
PMA_DBI_try_query($query, null, PMA_DBI_QUERY_STORE);
return TRUE;
}
// $mode == 'pmadb' section:
$cols = array(
'db_name' => 'db_name ',
'table_name' => 'table_name ',
'column_name' => 'column_name'
);
if ($removekey != '' AND $removekey != $col) {
$remove_query = '
DELETE FROM
' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
WHERE ' . $cols['db_name'] . ' = \'' . PMA_sqlAddslashes($db) . '\'
AND ' . $cols['table_name'] . ' = \'' . PMA_sqlAddslashes($table) . '\'
AND ' . $cols['column_name'] . ' = \'' . PMA_sqlAddslashes($removekey) . '\'';
PMA_query_as_cu($remove_query);
unset($remove_query);
}
$test_qry = '
SELECT ' . PMA_backquote('comment') . ',
mimetype,
transformation,
transformation_options
FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
WHERE ' . $cols['db_name'] . ' = \'' . PMA_sqlAddslashes($db) . '\'
AND ' . $cols['table_name'] . ' = \'' . PMA_sqlAddslashes($table) . '\'
AND ' . $cols['column_name'] . ' = \'' . PMA_sqlAddslashes($col) . '\'';
$test_rs = PMA_query_as_cu($test_qry, TRUE, PMA_DBI_QUERY_STORE);
if ($test_rs && PMA_DBI_num_rows($test_rs) > 0) {
$row = PMA_DBI_fetch_assoc($test_rs);
PMA_DBI_free_result($test_rs);
if (strlen($comment) > 0 || strlen($row['mimetype']) > 0 || strlen($row['transformation']) > 0 || strlen($row['transformation_options']) > 0) {
$upd_query = '
UPDATE ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
SET ' . PMA_backquote('comment') . ' = \'' . PMA_sqlAddslashes($comment) . '\'
WHERE ' . $cols['db_name'] . ' = \'' . PMA_sqlAddslashes($db) . '\'
AND ' . $cols['table_name'] . ' = \'' . PMA_sqlAddslashes($table) . '\'
AND ' . $cols['column_name'] . ' = \'' . PMA_sqlAddSlashes($col) . '\'';
} else {
$upd_query = '
DELETE FROM
' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
WHERE ' . $cols['db_name'] . ' = \'' . PMA_sqlAddslashes($db) . '\'
AND ' . $cols['table_name'] . ' = \'' . PMA_sqlAddslashes($table) . '\'
AND ' . $cols['column_name'] . ' = \'' . PMA_sqlAddslashes($col) . '\'';
}
} elseif (strlen($comment) > 0) {
$upd_query = '
INSERT INTO
' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
(db_name, table_name, column_name, ' . PMA_backquote('comment') . ')
VALUES (
\'' . PMA_sqlAddslashes($db) . '\',
\'' . PMA_sqlAddslashes($table) . '\',
\'' . PMA_sqlAddslashes($col) . '\',
\'' . PMA_sqlAddslashes($comment) . '\')';
}
if (isset($upd_query)){
$upd_rs = PMA_query_as_cu($upd_query);
unset($upd_query);
return true;
} else {
return false;
}
} // end of 'PMA_setComment()' function
/**
* Set a SQL history entry
*
* @param string the name of the db
* @param string the name of the table
* @param string the username
* @param string the sql query
*
* @global array the list of relations settings
*
* @return boolean true
*
* @access public
*/
function PMA_setHistory($db, $table, $username, $sqlquery) {
global $cfgRelation;
$hist_rs = PMA_query_as_cu('
INSERT INTO
' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['history']) . '
( ' . PMA_backquote('username') . ',
' . PMA_backquote('db') . ',
' . PMA_backquote('table') . ',
' . PMA_backquote('timevalue') . ',
' . PMA_backquote('sqlquery') . ' )
VALUES
( \'' . PMA_sqlAddslashes($username) . '\',
\'' . PMA_sqlAddslashes($db) . '\',
\'' . PMA_sqlAddslashes($table) . '\',
NOW(),
\'' . PMA_sqlAddslashes($sqlquery) . '\' )');
return true;
} // end of 'PMA_setHistory()' function
/**
* Gets a SQL history entry
*
* @param string the username
*
* @global array the list of relations settings
*
* @return array list of history items
*
* @access public
*/
function PMA_getHistory($username) {
global $cfgRelation;
$hist_query = '
SELECT ' . PMA_backquote('db') . ',
' . PMA_backquote('table') . ',
' . PMA_backquote('sqlquery') . '
FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['history']) . '
WHERE username = \'' . PMA_sqlAddslashes($username) . '\'
ORDER BY id DESC';
$hist_rs = PMA_query_as_cu($hist_query);
unset($hist_query);
$history = array();
while ($row = PMA_DBI_fetch_assoc($hist_rs)) {
$history[] = $row;
}
PMA_DBI_free_result($hist_rs);
return $history;
} // end of 'PMA_getHistory()' function
/**
* Set a SQL history entry
*
* @param string the name of the db
* @param string the name of the table
* @param string the username
* @param string the sql query
*
* @global array the list of relations settings
* @global array global phpMyAdmin configuration
*
* @return boolean true
*
* @access public
*/
function PMA_purgeHistory($username) {
global $cfgRelation, $cfg;
$purge_query = '
SELECT timevalue
FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['history']) . '
WHERE username = \'' . PMA_sqlAddSlashes($username) . '\'
ORDER BY timevalue DESC LIMIT ' . $cfg['QueryHistoryMax'] . ', 1';
$purge_rs = PMA_query_as_cu($purge_query);
$i = 0;
$row = PMA_DBI_fetch_row($purge_rs);
PMA_DBI_free_result($purge_rs);
if (is_array($row) && isset($row[0]) && $row[0] > 0) {
$maxtime = $row[0];
// quotes added around $maxtime to prevent a difficult to
// reproduce problem
$remove_rs = PMA_query_as_cu('
DELETE FROM
' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['history']) . '
WHERE timevalue <= \'' . $maxtime . '\'');
}
return true;
} // end of 'PMA_purgeHistory()' function
/**
* Prepares the dropdown for one mode
*
* @param array the keys and values for foreigns
* @param string the current data of the dropdown
* @param string the needed mode
*
* @global array global phpMyAdmin configuration
*
* @return array the <option value=""><option>s
*
* @access private
*/
function PMA_foreignDropdownBuild($foreign, $data, $mode) {
global $cfg;
$reloptions = array();
foreach ($foreign as $key => $value) {
if (PMA_strlen($value) <= $cfg['LimitChars']) {
$vtitle = '';
$value = htmlspecialchars($value);
} else {
$vtitle = htmlspecialchars($value);
$value = htmlspecialchars(substr($value, 0, $cfg['LimitChars']) . '...');
}
$reloption = ' <option value="' . htmlspecialchars($key) . '"';
if ($vtitle != '') {
$reloption .= ' title="' . $vtitle . '"';
}
if ((string) $key == (string) $data) {
$reloption .= ' selected="selected"';
}
if ($mode == 'content-id') {
$reloptions[] = $reloption . '>' . $value . ' - ' . htmlspecialchars($key) . '</option>' . "\n";
} else {
$reloptions[] = $reloption . '>' . htmlspecialchars($key) . ' - ' . $value . '</option>' . "\n";
}
} // end foreach
return $reloptions;
} // end of 'PMA_foreignDropdownBuild' function
/**
* Outputs dropdown with values of foreign fields
*
* @param string the query of the foreign keys
* @param string the foreign field
* @param string the foreign field to display
* @param string the current data of the dropdown
*
* @global array global phpMyAdmin configuration
*
* @return string the <option value=""><option>s
*
* @access public
*/
function PMA_foreignDropdown($disp, $foreign_field, $foreign_display, $data, $max) {
global $cfg;
$foreign = array();
// collect the data
foreach ($disp as $relrow) {
$key = $relrow[$foreign_field];
// if the display field has been defined for this foreign table
if ($foreign_display) {
$value = $relrow[$foreign_display];
} else {
$value = '';
} // end if ($foreign_display)
$foreign[$key] = $value;
} // end foreach
// beginning of dropdown
$ret = '<option value=""></option>' . "\n";
// master array for dropdowns
$reloptions = array('content-id' => array(), 'id-content' => array());
// sort for id-content
if ($cfg['NaturalOrder']) {
uksort($foreign, 'strnatcasecmp');
} else {
ksort($foreign);
}
// build id-content dropdown
$reloptions['id-content'] = PMA_foreignDropdownBuild($foreign, $data, 'id-content');
// sort for content-id
if ($cfg['NaturalOrder']) {
natcasesort($foreign);
} else {
asort($foreign);
}
// build content-id dropdown
$reloptions['content-id'] = PMA_foreignDropdownBuild($foreign, $data, 'content-id');
// put the dropdown sections in correct order
$c = count($cfg['ForeignKeyDropdownOrder']);
if ($c == 2) {
$top = $reloptions[$cfg['ForeignKeyDropdownOrder'][0]];
$bot = $reloptions[$cfg['ForeignKeyDropdownOrder'][1]];
} elseif ($c == 1) {
$bot = $reloptions[$cfg['ForeignKeyDropdownOrder'][0]];
$top = null;
} else {
$top = $reloptions['id-content'];
$bot = $reloptions['content-id'];
}
$str_bot = implode('', $bot);
if ($top !== null) {
$str_top = implode('', $top);
$top_count = count($top);
if ($max == -1 || $top_count < $max) {
$ret .= $str_top;
if ($top_count > 0) {
$ret .= ' <option value=""></option>' . "\n";
$ret .= ' <option value=""></option>' . "\n";
}
}
}
$ret .= $str_bot;
return $ret;
} // end of 'PMA_foreignDropdown()' function
?>
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