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Remove code for old MySQL version, do not store query, better handle various end of lines (probably bug #979635).

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This commit is contained in:
Michal Čihař
2004-07-16 08:47:21 +00:00
parent bc83c0e98f
commit 7a2bc96243
2 changed files with 24 additions and 34 deletions
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4
ChangeLog
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@@ -5,6 +5,10 @@ phpMyAdmin - Changelog
$Id$
$Source$
2004-07-16 Michal Čihař <michal@cihar.com>
* libraries/export/sql.php: Remove code for old MySQL version, do not
store query, better handle various end of lines (probably bug #979635).
2004-07-15 Alexander M. Turek <me@derrabus.de>
* scripts/create_tables.old.sql, scripts/create_tables.sql: Force UTF-8
for PMA database in MySQL 4.1 and above.

54
libraries/export/sql.php
View File

@@ -238,42 +238,26 @@ function PMA_getTableDef($db, $table, $crlf, $error_url, $show_dates = false)
} else {
PMA_DBI_query('SET SQL_QUOTE_SHOW_CREATE = 0');
}
$result = PMA_DBI_query('SHOW CREATE TABLE ' . PMA_backquote($db) . '.' . PMA_backquote($table), NULL, PMA_DBI_QUERY_STORE);
if ($result != FALSE && PMA_DBI_num_rows($result) > 0) {
$tmpres = PMA_DBI_fetch_row($result);
// Fix for case problems with winwin, thanks to
// Paweł Szczepański <pauluz at users.sourceforge.net>
$pos = strpos($tmpres[1], ' (');
// Fix a problem with older versions of mysql
// Find the first opening parenthesys, i.e. that after the name
// of the table
$pos2 = strpos($tmpres[1], '(');
// Old mysql did not insert a space after table name
// in query "show create table ..."!
if ($pos2 != $pos + 1)
{
// This is the real position of the first character after
// the name of the table
$pos = $pos2;
// Old mysql did not even put newlines and indentation...
$tmpres[1] = str_replace(",", ",\n ", $tmpres[1]);
}
$tmpres[1] = substr($tmpres[1], 0, 13)
. (($use_backquotes) ? PMA_backquote($tmpres[0]) : $tmpres[0])
. substr($tmpres[1], $pos);
$tmpres[1] = str_replace("\n", $crlf, $tmpres[1]);
$result = PMA_DBI_query('SHOW CREATE TABLE ' . PMA_backquote($db) . '.' . PMA_backquote($table), NULL, PMA_DBI_QUERY_UNBUFFERED);
if ($result != FALSE && ($row = PMA_DBI_fetch_row($result))) {
$create_query = $row[1];
unset($row);
// Should we use IF NOT EXISTS?
if (isset($GLOBALS['if_not_exists'])) {
$tmpres[1] = preg_replace('/^CREATE TABLE/', 'CREATE TABLE IF NOT EXISTS', $tmpres[1]);
$create_query = preg_replace('/^CREATE TABLE/', 'CREATE TABLE IF NOT EXISTS', $create_query);
}
// are there any constraints to cut out?
if (preg_match('@CONSTRAINT|FOREIGN[\s]+KEY@', $tmpres[1])) {
if (preg_match('@CONSTRAINT|FOREIGN[\s]+KEY@', $create_query)) {
// split the query into lines, so we can easilly handle it
$sql_lines = preg_split('@\r?\n@', $tmpres[1]);
if (strpos(",\r\n ", $create_query) === FALSE) {
$sql_lines = preg_split('@\r|\n@', $create_query);
} else {
$sql_lines = preg_split('@\r\n@', $create_query);
}
$sql_count = count($sql_lines);
// lets find first line with constraints
@@ -289,15 +273,17 @@ function PMA_getTableDef($db, $table, $crlf, $error_url, $show_dates = false)
if (isset($GLOBALS['no_constraints_comments'])) {
$sql_constraints = '';
} else {
$sql_constraints = $crlf . $GLOBALS['comment_marker'] . $crlf
. $GLOBALS['comment_marker'] . $GLOBALS['strConstraintsForDumped'] . $crlf
. $GLOBALS['comment_marker'] . $crlf;
$sql_constraints = $crlf . $GLOBALS['comment_marker'] .
$crlf . $GLOBALS['comment_marker'] . $GLOBALS['strConstraintsForDumped'] .
$crlf . $GLOBALS['comment_marker'] . $crlf;
}
}
// comments for current table
if (!isset($GLOBALS['no_constraints_comments'])) {
$sql_constraints .= $crlf .$GLOBALS['comment_marker'] . $crlf .$GLOBALS['comment_marker'] . $GLOBALS['strConstraintsForTable'] . ' ' . PMA_backquote($table) . $crlf . $GLOBALS['comment_marker'] . $crlf;
$sql_constraints .= $crlf . $GLOBALS['comment_marker'] .
$crlf . $GLOBALS['comment_marker'] . $GLOBALS['strConstraintsForTable'] . ' ' . PMA_backquote($table) .
$crlf . $GLOBALS['comment_marker'] . $crlf;
}
// let's do the work
@@ -320,10 +306,10 @@ function PMA_getTableDef($db, $table, $crlf, $error_url, $show_dates = false)
}
}
$sql_constraints .= ';' . $crlf;
$tmpres[1] = implode($crlf, array_slice($sql_lines, 0, $i)) . $crlf . implode($crlf, array_slice($sql_lines, $j, $sql_count - 1));
$create_query = implode($crlf, array_slice($sql_lines, 0, $i)) . $crlf . implode($crlf, array_slice($sql_lines, $j, $sql_count - 1));
unset($sql_lines);
}
$schema_create .= $tmpres[1];
$schema_create .= $create_query;
}
$schema_create .= $auto_increment;