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new Class PMA_Index;

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show more information about indexes;
This commit is contained in:
Sebastian Mendel
2008-02-04 15:01:43 +00:00
parent 71763eb71b
commit 4dea5b6bfd
6 changed files with 616 additions and 329 deletions
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199
tbl_indexes.php
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@@ -1,7 +1,7 @@
<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* display information about indexes in a table
* Displays index edit/creation form and handles it
*
* @version $Id$
*/
@@ -11,79 +11,72 @@
*/
require_once './libraries/common.inc.php';
require_once './libraries/tbl_indexes.lib.php';
require_once './libraries/Index.class.php';
/**
* Ensures the db & table are valid, then loads headers and gets indexes
* informations.
* Skipped if this script is called by "tbl_sql.php"
*/
if (!defined('PMA_IDX_INCLUDED')) {
// Not a valid db name -> back to the welcome page
if (strlen($db)) {
$is_db = PMA_DBI_select_db($db);
// Not a valid db name -> back to the welcome page
if (strlen($db)) {
$is_db = PMA_DBI_select_db($db);
}
if (!strlen($db) || !$is_db) {
$uri_params = array('reload' => '1');
if (isset($message)) {
$uri_params['message'] = $message;
}
if (!strlen($db) || !$is_db) {
$uri_params = array('reload' => '1');
if (isset($message)) {
$uri_params['message'] = $message;
}
PMA_sendHeaderLocation($cfg['PmaAbsoluteUri'] . 'main.php'
. PMA_generate_common_url($uri_params, '&'));
exit;
}
// Not a valid table name -> back to the default db sub-page
if (strlen($table)) {
$is_table = PMA_DBI_query('SHOW TABLES LIKE \''
. PMA_sqlAddslashes($table, TRUE) . '\'', null, PMA_DBI_QUERY_STORE);
}
if (! strlen($table)
|| !($is_table && PMA_DBI_num_rows($is_table))) {
$uri_params = array('reload' => '1', 'db' => $db);
if (isset($message)) {
$uri_params['message'] = $message;
}
PMA_sendHeaderLocation($cfg['PmaAbsoluteUri']
. $cfg['DefaultTabDatabase']
. PMA_generate_common_url($uri_params, '&'));
exit;
} elseif (isset($is_table)) {
PMA_DBI_free_result($is_table);
PMA_sendHeaderLocation($cfg['PmaAbsoluteUri'] . 'main.php'
. PMA_generate_common_url($uri_params, '&'));
exit;
}
// Not a valid table name -> back to the default db sub-page
if (strlen($table)) {
$is_table = PMA_DBI_query('SHOW TABLES LIKE \''
. PMA_sqlAddslashes($table, TRUE) . '\'', null, PMA_DBI_QUERY_STORE);
}
if (! strlen($table)
|| !($is_table && PMA_DBI_num_rows($is_table))) {
$uri_params = array('reload' => '1', 'db' => $db);
if (isset($message)) {
$uri_params['message'] = $message;
}
PMA_sendHeaderLocation($cfg['PmaAbsoluteUri']
. $cfg['DefaultTabDatabase']
. PMA_generate_common_url($uri_params, '&'));
exit;
} elseif (isset($is_table)) {
PMA_DBI_free_result($is_table);
}
// Displays headers (if needed)
$GLOBALS['js_include'][] = 'functions.js';
$GLOBALS['js_include'][] = 'indexes.js';
require_once './libraries/header.inc.php';
} // end if
// Displays headers (if needed)
$GLOBALS['js_include'][] = 'functions.js';
$GLOBALS['js_include'][] = 'indexes.js';
require_once './libraries/header.inc.php';
/**
* Gets fields and indexes informations
*/
if (!defined('PMA_IDX_INCLUDED')) {
$err_url_0 = 'db_sql.php?' . PMA_generate_common_url($db);
}
$err_url_0 = 'db_sql.php?' . PMA_generate_common_url($db);
// Gets table keys and store them in arrays
$indexes = array();
$indexes_info = array();
$indexes_data = array();
// keys had already been grabbed in "tbl_sql.php"
if (!defined('PMA_IDX_INCLUDED')) {
$ret_keys = PMA_get_indexes($table, $err_url_0);
}
$ret_keys = PMA_get_indexes($table, $err_url_0);
PMA_extract_indexes($ret_keys, $indexes, $indexes_info, $indexes_data);
PMA_extract_indexes($ret_keys, $indexes_info, $indexes_data);
$indexes = PMA_Index::getFromTable($table, $db);
// Get fields and stores their name/type
// fields had already been grabbed in "tbl_sql.php"
if (!defined('PMA_IDX_INCLUDED')) {
$fields_rs = PMA_DBI_query('SHOW FIELDS FROM '
. PMA_backquote($table) . ';');
$save_row = array();
while ($row = PMA_DBI_fetch_assoc($fields_rs)) {
$save_row[] = $row;
}
$fields_rs = PMA_DBI_query('SHOW FIELDS FROM '
. PMA_backquote($table) . ';');
$save_row = array();
while ($row = PMA_DBI_fetch_assoc($fields_rs)) {
$save_row[] = $row;
}
$fields_names = array();
@@ -109,9 +102,7 @@ if ($fields_rs) {
* Do run the query to build the new index and moves back to
* "tbl_sql.php"
*/
if (!defined('PMA_IDX_INCLUDED')
&& (isset($index) && isset($do_save_data))) {
if (isset($index) && isset($do_save_data)) {
$err_url = 'tbl_indexes.php?' . PMA_generate_common_url($db, $table);
if (empty($old_index)) {
$err_url .= '&amp;create_index=1&amp;idx_num_fields=' . $idx_num_fields;
@@ -188,8 +179,7 @@ if (!defined('PMA_IDX_INCLUDED')
/**
* Edits an index or defines a new one
*/
elseif (!defined('PMA_IDX_INCLUDED')
&& (isset($index) || isset($create_index))) {
elseif (isset($index) || isset($create_index)) {
// Prepares the form values
if (!isset($index)) {
@@ -256,8 +246,9 @@ elseif (!defined('PMA_IDX_INCLUDED')
<form action="./tbl_indexes.php" method="post" name="index_frm"
onsubmit="if (typeof(this.elements['index'].disabled) != 'undefined') {
this.elements['index'].disabled = false}">
<?php echo PMA_generate_common_hidden_inputs($db, $table); ?>
<?php
<?php
echo PMA_generate_common_hidden_inputs($db, $table);
if (isset($create_index)) {
echo '<input type="hidden" name="create_index" value="1" />' . "\n";
}
@@ -380,97 +371,11 @@ PMA_Message::warning('strPrimaryKeyWarning')->display();
</fieldset>
</form>
</div>
<?php
} else {
/**
* Display indexes
*/
?>
<form action="./tbl_indexes.php" method="post"
onsubmit="return checkFormElementInRange(this, 'idx_num_fields',
'<?php echo str_replace('\'', '\\\'', $GLOBALS['strInvalidColumnCount']); ?>',
1)">
<?php
echo PMA_generate_common_hidden_inputs($db, $table);
?>
<table id="table_indexes" class="data">
<caption class="tblHeaders">
<?php
echo $strIndexes . ':' . "\n";
echo ' ' . PMA_showMySQLDocu('optimization',
'optimizing-database-structure');
?>
</caption>
<?php
if (count($ret_keys) > 0) {
$edit_link_text = '';
$drop_link_text = '';
if ($cfg['PropertiesIconic'] === true || $cfg['PropertiesIconic'] === 'both') {
$edit_link_text = '<img class="icon" src="' . $pmaThemeImage
. 'b_edit.png" width="16" height="16" title="' . $strEdit
. '" alt="' . $strEdit . '" />';
$drop_link_text = '<img class="icon" src="' . $pmaThemeImage
. 'b_drop.png" width="16" height="16" title="' . $strDrop
. '" alt="' . $strDrop . '" />';
}
if ($cfg['PropertiesIconic'] === false || $cfg['PropertiesIconic'] === 'both') {
$edit_link_text .= $strEdit;
$drop_link_text .= $strDrop;
}
if ($cfg['PropertiesIconic'] === 'both') {
$edit_link_text = '<nobr>' . $edit_link_text . '</nobr>';
$drop_link_text = '<nobr>' . $drop_link_text . '</nobr>';
}
?>
<thead>
<tr><th><?php echo $strKeyname; ?></th>
<th><?php echo $strType; ?></th>
<th><?php echo $strCardinality; ?></th>
<th colspan="2"><?php echo $strAction; ?></th>
<th colspan="2"><?php echo $strField; ?></th>
</tr>
</thead>
<tbody>
<?php
$idx_collection = PMA_show_indexes($table, $indexes, $indexes_info,
$indexes_data, true);
echo PMA_check_indexes($ret_keys);
} // end display indexes
else {
// none indexes
echo '<tbody>'
.'<tr><td colspan="7">';
PMA_Message::warning('strNoIndex')->display();
echo '</td></tr>' . "\n";
}
?>
<tr class="tblFooters"><td colspan="7">
<?php echo sprintf($strCreateIndex,
'<input type="text" size="2" name="idx_num_fields" value="1" />'); ?>
<input type="submit" name="create_index" value="<?php echo $strGo; ?>"
onclick="return checkFormElementInRange(this.form,
'idx_num_fields',
'<?php echo str_replace('\'', '\\\'', $GLOBALS['strInvalidColumnCount']); ?>',
1)" />
</td></tr>
</tbody>
</table>
</form>
<?php
} // end display indexes
}
/**
* Displays the footer
*/
echo "\n";
if (!defined('PMA_IDX_INCLUDED')){
require_once './libraries/footer.inc.php';
}
require_once './libraries/footer.inc.php';
?>