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- bug #1679055 #1050 - Table '<table name>' already exists

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+ [data] better error handling in tbl_create.php
some smaller tweaks and source documentation
This commit is contained in:
Sebastian Mendel
2007-03-15 09:12:33 +00:00
parent 3dfc50d600
commit 02ca5e9e51
2 changed files with 98 additions and 66 deletions
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162
tbl_create.php
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@@ -1,6 +1,41 @@
<?php
/* $Id$ */
// vim: expandtab sw=4 ts=4 sts=4:
/* vim: expandtab sw=4 ts=4 sts=4: */
/**
* @uses $cfg['DefaultTabDatabase']
* @uses $GLOBALS['table']
* @uses $GLOBALS['db']
* @uses $strTableEmpty
* @uses $strTableAlreadyExists
* @uses $strTable
* @uses $strHasBeenCreated
* @uses PMA_ENGINE_KEYWORD
* @uses PMA_MYSQL_INT_VERSION
* @uses PMA_Table::generateFieldSpec()
* @uses PMA_checkParameters()
* @uses PMA_generateCharsetQueryPart()
* @uses PMA_sqlAddslashes()
* @uses PMA_DBI_try_query()
* @uses PMA_getRelationsParam()
* @uses PMA_setComment()
* @uses PMA_setMIME()
* @uses PMA_mysqlDie()
* @uses PMA_generate_common_url()
* @uses PMA_DBI_get_columns()
* @uses PMA_DBI_select_db()
* @uses PMA_backquote()
* @uses $_REQUEST['do_save_data']
* @uses $_REQUEST['submit_num_fields']
* @uses $_REQUEST['orig_num_fields']
* @uses $_REQUEST['added_fields']
* @uses $_REQUEST['num_fields']
* @uses preg_replace()
* @uses count()
* @uses is_array()
* @uses strlen()
* @uses sprintf()
* @uses htmlspecialchars()
* @version $Id$
*/
/**
* Get some core libraries
@@ -10,36 +45,37 @@ require_once './libraries/Table.class.php';
$js_to_run = 'functions.js';
if (isset($table)) {
$table = PMA_sanitize($table);
}
require_once './libraries/header.inc.php';
// Check parameters
// @todo PMA_checkParameters does not check db and table proper with strlen()
PMA_checkParameters(array('db', 'table'));
/**
* Defines the url to return to in case of error in a sql statement
*/
$err_url = $cfg['DefaultTabTable'] . '?' . PMA_generate_common_url($db, $table);
if (! strlen($table)) {
// No table name
PMA_mysqlDie($strTableEmpty, '', '',
'db_structure.php?' . PMA_generate_common_url($db));
} elseif (PMA_DBI_get_columns($db, $table)) {
// table exists already
PMA_mysqlDie(sprintf($strTableAlreadyExists, htmlspecialchars($table)), '',
'', 'db_structure.php?' . PMA_generate_common_url($db));
}
$err_url = 'tbl_create.php?' . PMA_generate_common_url($db, $table);
/**
* Selects the database to work with
*/
PMA_DBI_select_db($db);
/**
* The form used to define the structure of the table has been submitted
*/
$abort = false;
if (isset($submit_num_fields)) {
$regenerate = true;
$num_fields = $orig_num_fields + $added_fields;
} elseif (isset($do_save_data)) {
$sql_query = $query_cpy = '';
if (isset($_REQUEST['do_save_data'])) {
$sql_query = '';
// Transforms the radio button field_key into 3 arrays
$field_cnt = count($field_name);
@@ -63,16 +99,19 @@ if (isset($submit_num_fields)) {
continue;
}
$query = PMA_Table::generateFieldSpec($field_name[$i], $field_type[$i], $field_length[$i], $field_attribute[$i], isset($field_collation[$i]) ? $field_collation[$i] : '', $field_null[$i], $field_default[$i], isset($field_default_current_timestamp[$i]), $field_extra[$i], isset($field_comments[$i]) ? $field_comments[$i] : '', $field_primary, $i);
$query = PMA_Table::generateFieldSpec($field_name[$i], $field_type[$i],
$field_length[$i], $field_attribute[$i],
isset($field_collation[$i]) ? $field_collation[$i] : '',
$field_null[$i], $field_default[$i],
isset($field_default_current_timestamp[$i]), $field_extra[$i],
isset($field_comments[$i]) ? $field_comments[$i] : '',
$field_primary, $i);
$query .= ', ';
$sql_query .= $query;
$query_cpy .= "\n" . ' ' . $query;
} // end for
unset($field_cnt);
unset($query);
unset($field_cnt, $query);
$sql_query = preg_replace('@, $@', '', $sql_query);
$query_cpy = preg_replace('@, $@', '', $query_cpy);
// Builds the primary keys statements
$primary = '';
@@ -87,7 +126,6 @@ if (isset($submit_num_fields)) {
$primary = preg_replace('@, $@', '', $primary);
if (strlen($primary)) {
$sql_query .= ', PRIMARY KEY (' . $primary . ')';
$query_cpy .= ',' . "\n" . ' PRIMARY KEY (' . $primary . ')';
}
unset($primary);
@@ -104,7 +142,6 @@ if (isset($submit_num_fields)) {
$index = preg_replace('@, $@', '', $index);
if (strlen($index)) {
$sql_query .= ', INDEX (' . $index . ')';
$query_cpy .= ',' . "\n" . ' INDEX (' . $index . ')';
}
unset($index);
@@ -121,7 +158,6 @@ if (isset($submit_num_fields)) {
$unique = preg_replace('@, $@', '', $unique);
if (strlen($unique)) {
$sql_query .= ', UNIQUE (' . $unique . ')';
$query_cpy .= ',' . "\n" . ' UNIQUE (' . $unique . ')';
}
unset($unique);
@@ -138,37 +174,29 @@ if (isset($submit_num_fields)) {
$fulltext = preg_replace('@, $@', '', $fulltext);
if (strlen($fulltext)) {
$sql_query .= ', FULLTEXT (' . $fulltext . ')';
$query_cpy .= ',' . "\n" . ' FULLTEXT (' . $fulltext . ')';
}
unset($fulltext);
// Builds the 'create table' statement
$sql_query = 'CREATE TABLE ' . PMA_backquote($table) . ' (' . $sql_query . ')';
$query_cpy = 'CREATE TABLE ' . PMA_backquote($table) . ' (' . $query_cpy . "\n" . ')';
$sql_query = 'CREATE TABLE ' . PMA_backquote($db) . '.' . PMA_backquote($table)
. ' (' . $sql_query . ')';
// Adds table type, character set and comments
if (!empty($tbl_type) && ($tbl_type != 'Default')) {
$sql_query .= ' ' . PMA_ENGINE_KEYWORD . ' = ' . $tbl_type;
$query_cpy .= "\n" . PMA_ENGINE_KEYWORD . ' = ' . $tbl_type;
}
if (PMA_MYSQL_INT_VERSION >= 40100 && !empty($tbl_collation)) {
$sql_query .= PMA_generateCharsetQueryPart($tbl_collation);
$query_cpy .= "\n" . PMA_generateCharsetQueryPart($tbl_collation);
}
if (!empty($comment)) {
$sql_query .= ' COMMENT = \'' . PMA_sqlAddslashes($comment) . '\'';
$query_cpy .= "\n" . 'COMMENT = \'' . PMA_sqlAddslashes($comment) . '\'';
}
// Executes the query
$error_create = false;
$result = PMA_DBI_try_query($sql_query) or $error_create = true;
$result = PMA_DBI_try_query($sql_query);
if ($error_create == false) {
$sql_query = $query_cpy . ';';
unset($query_cpy);
$message = $strTable . ' ' . htmlspecialchars($table) . ' ' . $strHasBeenCreated;
if ($result) {
// garvin: If comments were sent, enable relation stuff
require_once './libraries/relation.lib.php';
@@ -177,8 +205,9 @@ if (isset($submit_num_fields)) {
$cfgRelation = PMA_getRelationsParam();
// garvin: Update comment table, if a comment was set.
if (isset($field_comments) && is_array($field_comments) && $cfgRelation['commwork'] && PMA_MYSQL_INT_VERSION < 40100) {
foreach ($field_comments AS $fieldindex => $fieldcomment) {
if (isset($field_comments) && is_array($field_comments)
&& $cfgRelation['commwork'] && PMA_MYSQL_INT_VERSION < 40100) {
foreach ($field_comments as $fieldindex => $fieldcomment) {
if (isset($field_name[$fieldindex]) && strlen($field_name[$fieldindex])) {
PMA_setComment($db, $table, $field_name[$fieldindex], $fieldcomment, '', 'pmadb');
}
@@ -186,53 +215,54 @@ if (isset($submit_num_fields)) {
}
// garvin: Update comment table for mime types [MIME]
if (isset($field_mimetype) && is_array($field_mimetype) && $cfgRelation['commwork'] && $cfgRelation['mimework'] && $cfg['BrowseMIME']) {
foreach ($field_mimetype AS $fieldindex => $mimetype) {
if (isset($field_mimetype) && is_array($field_mimetype)
&& $cfgRelation['commwork'] && $cfgRelation['mimework']
&& $cfg['BrowseMIME']) {
foreach ($field_mimetype as $fieldindex => $mimetype) {
if (isset($field_name[$fieldindex]) && strlen($field_name[$fieldindex])) {
PMA_setMIME($db, $table, $field_name[$fieldindex], $mimetype, $field_transformation[$fieldindex], $field_transformation_options[$fieldindex]);
PMA_setMIME($db, $table, $field_name[$fieldindex], $mimetype,
$field_transformation[$fieldindex],
$field_transformation_options[$fieldindex]);
}
}
}
require './' . $cfg['DefaultTabTable'];
$abort = true;
exit();
$message = $strTable . ' '
. htmlspecialchars(PMA_backquote($db) . '.' . PMA_backquote($table))
. ' ' . $strHasBeenCreated;
$display_query = $sql_query;
unset($sql_query);
// do not switch to sql.php - as there is no row to be displayed on a new table
if ($cfg['DefaultTabTable'] === 'sql.php') {
require './tbl_structure.php';
} else {
require './' . $cfg['DefaultTabTable'];
}
exit;
} else {
PMA_mysqlDie('', '', '', $err_url, false);
// garvin: An error happened while inserting/updating a table definition.
// to prevent total loss of that data, we embed the form once again.
// The variable $regenerate will be used to restore data in libraries/tbl_properties.inc.php
$num_fields = $orig_num_fields;
$regenerate = true;
}
} // end do create table
/**
* Displays the form used to define the structure of the table
*/
if ($abort == false) {
if (isset($num_fields)) {
$num_fields = intval($num_fields);
}
// No table name
if (!isset($table) || trim($table) == '') {
PMA_mysqlDie($strTableEmpty, '', '', $err_url);
}
// No valid number of fields
elseif (empty($num_fields) || !is_int($num_fields)) {
PMA_mysqlDie($strFieldsEmpty, '', '', $err_url);
}
// Does table exist?
elseif (!(PMA_DBI_get_fields($db, $table) === false)) {
PMA_mysqlDie(sprintf($strTableAlreadyExists, htmlspecialchars($table)), '', '', $err_url);
}
// Table name and number of fields are valid -> show the form
else {
$action = 'tbl_create.php';
require './libraries/tbl_properties.inc.php';
// Displays the footer
require_once './libraries/footer.inc.php';
}
// check number of fields to be created
if (isset($_REQUEST['submit_num_fields'])) {
$num_fields = $_REQUEST['orig_num_fields'] + $_REQUEST['added_fields'];
} elseif (isset($_REQUEST['num_fields']) && intval($_REQUEST['num_fields']) > 0) {
$num_fields = (int) $_REQUEST['num_fields'];
} else {
$num_fields = 1;
}
$action = 'tbl_create.php';
require './libraries/tbl_properties.inc.php';
// Displays the footer
require_once './libraries/footer.inc.php';
?>