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removed MySQL < 5 code;

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new own function for getting db comment;
remove code for getting column comments from PMA db;
This commit is contained in:
Sebastian Mendel
2007-10-02 14:14:59 +00:00
parent 7955d51f4f
commit a42354c9d0
1 changed files with 104 additions and 198 deletions
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248
libraries/relation.lib.php
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@@ -25,23 +25,11 @@ require_once './libraries/Table.class.php';
*/
function PMA_query_as_cu($sql, $show_error = true, $options = 0)
{
// Comparing resource ids works on PHP 5 because, when no controluser
// is defined, connecting with the same user for controllink does
// not create a new connection. However a new connection is created
// on PHP 4, so we cannot directly compare resource ids.
if ($GLOBALS['controllink'] == $GLOBALS['userlink'] || PMA_MYSQL_INT_VERSION < 50000) {
PMA_DBI_select_db($GLOBALS['cfg']['Server']['pmadb'], $GLOBALS['controllink']);
}
if ($show_error) {
$result = PMA_DBI_query($sql, $GLOBALS['controllink'], $options);
} else {
$result = @PMA_DBI_try_query($sql, $GLOBALS['controllink'], $options);
} // end if... else...
// It makes no sense to restore database on control user
if ($GLOBALS['controllink'] == $GLOBALS['userlink'] || PMA_MYSQL_INT_VERSION < 50000) {
PMA_DBI_select_db($GLOBALS['db'], $GLOBALS['controllink']);
}
if ($result) {
return $result;
@@ -167,7 +155,8 @@ function PMA_printRelationsParamDiagnostic($cfgRelation)
* @param array utility messages
* @param boolean whether to skip a line after the message
*/
function PMA_printDiagMessageForFeature($feature_name, $relation_parameter, $messages, $skip_line=true) {
function PMA_printDiagMessageForFeature($feature_name, $relation_parameter, $messages, $skip_line=true)
{
echo ' <tr><td colspan=2 align="right">' . $GLOBALS[$feature_name] . ': '
. ($GLOBALS['cfgRelation'][$relation_parameter] ? $messages['enabled'] : $messages['disabled'])
. '</td></tr>' . "\n";
@@ -184,7 +173,8 @@ function PMA_printDiagMessageForFeature($feature_name, $relation_parameter, $mes
* @param array utility messages
* @param string anchor in Documentation.html
*/
function PMA_printDiagMessageForParameter($parameter, $relation_parameter_set, $messages, $doc_anchor) {
function PMA_printDiagMessageForParameter($parameter, $relation_parameter_set, $messages, $doc_anchor)
{
echo ' <tr><th align="left">';
echo '$cfg[\'Servers\'][$i][\'' . $parameter . '\'] ... </th><td align="right">';
echo ($relation_parameter_set ? $messages['ok'] : sprintf($messages['error'], $doc_anchor)) . '</td></tr>' . "\n";
@@ -349,7 +339,6 @@ function PMA__getRelationsParam()
* @access public
* @uses $GLOBALS['controllink']
* @uses $GLOBALS['information_schema_relations']
* @uses PMA_MYSQL_INT_VERSION
* @uses PMA_getRelationsParam()
* @uses PMA_backquote()
* @uses PMA_sqlAddslashes()
@@ -434,9 +423,8 @@ function PMA_getForeigners($db, $table, $column = '', $source = 'both')
/**
* Emulating relations for some information_schema tables
*/
if (PMA_MYSQL_INT_VERSION >= 50002 && $db == 'information_schema'
if ($db == 'information_schema'
&& ($source == 'internal' || $source == 'both')) {
require_once './libraries/information_schema_relations.lib.php';
if (isset($GLOBALS['information_schema_relations'][$table])) {
@@ -458,7 +446,6 @@ function PMA_getForeigners($db, $table, $column = '', $source = 'both')
* @access public
* @author Mike Beck <mikebeck@users.sourceforge.net>
* @uses $GLOBALS['controllink']
* @uses PMA_MYSQL_INT_VERSION
* @uses PMA_getRelationsParam()
* @uses PMA_backquote()
* @uses PMA_sqlAddslashes()
@@ -491,7 +478,7 @@ function PMA_getDisplayField($db, $table)
/**
* Emulating the display field for some information_schema tables.
*/
if (PMA_MYSQL_INT_VERSION >= 50002 && $db == 'information_schema') {
if ($db == 'information_schema') {
switch ($table) {
case 'CHARACTER_SETS': return 'DESCRIPTION';
case 'TABLES': return 'TABLE_COMMENT';
@@ -506,14 +493,45 @@ function PMA_getDisplayField($db, $table)
} // end of the 'PMA_getDisplayField()' function
/**
* Gets the comments for all rows of a table
* Gets the comments for all rows of a table or the db itself
*
* @author Mike Beck <mikebeck@users.sourceforge.net>
* @author lem9
* @access public
* @uses PMA_MYSQL_INT_VERSION
* @uses PMA_DBI_QUERY_STORE
* @uses PMA_DBI_get_fields()
* @uses PMA_getDbComment()
* @param string the name of the db to check for
* @param string the name of the table to check for
* @return array [field_name] = comment
*/
function PMA_getComments($db, $table = '')
{
$comments = array();
if ($table != '') {
// MySQL native column comments
$fields = PMA_DBI_get_fields($db, $table);
if ($fields) {
foreach ($fields as $key => $field) {
if (! empty($field['Comment'])) {
$comments[$field['Field']] = $field['Comment'];
}
}
}
} else {
$comments[] = PMA_getDbComment($db);
}
return $comments;
} // end of the 'PMA_getComments()' function
/**
* Gets the comment for a db
*
* @author Mike Beck <mikebeck@users.sourceforge.net>
* @author lem9
* @access public
* @uses PMA_DBI_QUERY_STORE
* @uses PMA_DBI_num_rows()
* @uses PMA_DBI_fetch_assoc()
* @uses PMA_DBI_free_result()
@@ -521,98 +539,38 @@ function PMA_getDisplayField($db, $table)
* @uses PMA_backquote()
* @uses PMA_sqlAddslashes()
* @uses PMA_query_as_cu()
* @uses PMA_setComment()
* @uses strlen()
* @param string the name of the db to check for
* @param string the name of the table to check for
* @return array [field_name] = comment
* @return string comment
*/
function PMA_getComments($db, $table = '')
function PMA_getDbComment($db)
{
$cfgRelation = PMA_getRelationsParam();
$comment = array();
$comment = '';
if ($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);
}
} elseif ($cfgRelation['commwork']) {
// pmadb internal db comments
$com_qry = '
if ($cfgRelation['commwork']) {
// pmadb internal db comment
$com_qry = "
SELECT `comment`
FROM ' . PMA_backquote($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] = $row['comment'];
// if this version supports native comments and this function
// was called with a table parameter
if (PMA_MYSQL_INT_VERSION >= 40100 && strlen($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, $col, '', '', 'pmadb');
}
}
}
} // end while
FROM " . PMA_backquote($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 ($com_rs && PMA_DBI_num_rows($com_rs) > 0) {
$row = PMA_DBI_fetch_assoc($com_rs);
$comment = $row['comment'];
}
PMA_DBI_free_result($com_rs);
}
return $comment;
} // end of the 'PMA_getComments()' function
} // end of the 'PMA_getDbComment()' function
/**
* Set a single comment to a certain value.
* Set a database comment to a certain value.
*
* @uses PMA_MYSQL_INT_VERSION
* @uses PMA_DBI_QUERY_STORE
* @uses PMA_DBI_try_query()
* @uses PMA_DBI_num_rows()
* @uses PMA_DBI_fetch_assoc()
* @uses PMA_DBI_free_result()
* @uses PMA_Table::generateAlter()
* @uses PMA_getRelationsParam()
* @uses PMA_backquote()
* @uses PMA_sqlAddslashes()
@@ -620,88 +578,36 @@ function PMA_getComments($db, $table = '')
* @uses strlen()
* @access public
* @param string $db the name of the db
* @param string $table the name of the table (may be empty in case of a db comment)
* @param string $col the name of the column
* @param string $comment the value of the column
* @param string $removekey if a column is renamed, this is the name of the former key which will get deleted
* @param string $mode whether we set pmadb comments, native comments or both
* @return boolean true, if comment-query was made.
*/
function PMA_setComment($db, $table, $col, $comment, $removekey = '', $mode = 'auto')
function PMA_setDbComment($db, $comment = '')
{
$cfgRelation = PMA_getRelationsParam();
if ($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' && strlen($table)) {
$query = 'ALTER TABLE ' . PMA_backquote($table) . ' CHANGE '
. PMA_Table::generateAlter($col, $col, '', '', '', '', false, '', false, '', $comment, '', '');
return PMA_DBI_try_query($query, null, PMA_DBI_QUERY_STORE);
}
if (! $cfgRelation['commwork']) {
return false;
}
// $mode == 'pmadb' section:
if ($removekey != '' && $removekey != $col) {
$remove_query = '
if (strlen($comment)) {
$upd_query = "
INSERT INTO
" . PMA_backquote($cfgRelation['db']) . "." . PMA_backquote($cfgRelation['column_info']) . "
(`db_name`, `table_name`, `column_name`, `comment`)
VALUES (
'" . PMA_sqlAddslashes($db) . "',
'',
'(db_comment)',
'" . PMA_sqlAddslashes($comment) . "')
ON DUPLICATE KEY UPDATE
`comment` = '" . PMA_sqlAddslashes($comment) . "'";
} else {
$upd_query = '
DELETE FROM
' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
WHERE `db_name` = \'' . PMA_sqlAddslashes($db) . '\'
AND `table_name` = \'' . PMA_sqlAddslashes($table) . '\'
AND `column_name` = \'' . PMA_sqlAddslashes($removekey) . '\'';
PMA_query_as_cu($remove_query);
}
$test_qry = '
SELECT `comment`,
mimetype,
transformation,
transformation_options
FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
WHERE `db_name` = \'' . PMA_sqlAddslashes($db) . '\'
AND `table_name` = \'' . PMA_sqlAddslashes($table) . '\'
AND `column_name` = \'' . PMA_sqlAddslashes($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) || strlen($row['mimetype']) || strlen($row['transformation']) || strlen($row['transformation_options'])) {
$upd_query = '
UPDATE ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
SET `comment` = \'' . PMA_sqlAddslashes($comment) . '\'
WHERE `db_name` = \'' . PMA_sqlAddslashes($db) . '\'
AND `table_name` = \'' . PMA_sqlAddslashes($table) . '\'
AND `column_name` = \'' . PMA_sqlAddSlashes($col) . '\'';
} else {
$upd_query = '
DELETE FROM
' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
WHERE `db_name` = \'' . PMA_sqlAddslashes($db) . '\'
AND `table_name` = \'' . PMA_sqlAddslashes($table) . '\'
AND `column_name` = \'' . PMA_sqlAddslashes($col) . '\'';
}
} elseif (strlen($comment)) {
$upd_query = '
INSERT INTO
' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
(`db_name`, `table_name`, `column_name`, `comment`)
VALUES (
\'' . PMA_sqlAddslashes($db) . '\',
\'' . PMA_sqlAddslashes($table) . '\',
\'' . PMA_sqlAddslashes($col) . '\',
\'' . PMA_sqlAddslashes($comment) . '\')';
AND `table_name` = \'\'
AND `column_name` = \'(db_comment)\'';
}
if (isset($upd_query)){
@@ -709,7 +615,7 @@ function PMA_setComment($db, $table, $col, $comment, $removekey = '', $mode = 'a
}
return false;
} // end of 'PMA_setComment()' function
} // end of 'PMA_setDbComment()' function
/**
* Set a SQL history entry
@@ -1016,8 +922,8 @@ function PMA_foreignDropdown($disp_row, $foreign_field, $foreign_display, $data,
* @access public
*/
function PMA_getForeignData($foreigners, $field, $override_total, $foreign_filter, $foreign_limit) {
function PMA_getForeignData($foreigners, $field, $override_total, $foreign_filter, $foreign_limit)
{
// we always show the foreign field in the drop-down; if a display
// field is defined, we show it besides the foreign field
$foreign_link = false;