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patch #1253478, variable initialization and code cleanup

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This commit is contained in:
Marc Delisle
2005-08-08 20:22:11 +00:00
parent 57fc27c0bd
commit 1e054e1fe7
2 changed files with 50 additions and 44 deletions
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2
ChangeLog
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@@ -15,6 +15,8 @@ $Source$
* libraries/mysql_charsets.lib.php, /relation_cleanup.lib.php,
/tbl_move_copy.php: patch #1253461 (code cleanup),
thanks to Sebastian Mendel
* libraries/sqlparser.lib.php: patch #1253478, variable initialization
and code cleanup, thanks to Sebastian Mendel
2005-08-07 Marc Delisle <lem9@users.sourceforge.net>
* Documentation.html: Save button for PDF schema coordinates,

92
libraries/sqlparser.lib.php
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@@ -715,6 +715,8 @@ if ($is_minimum_common == FALSE) {
$subresult_empty = $subresult;
$seek_queryend = FALSE;
$seen_end_of_table_ref = FALSE;
$number_of_brackets_in_extract = 0;
$number_of_brackets_in_group_concat = 0;
// for SELECT EXTRACT(YEAR_MONTH FROM CURDATE())
// we must not use CURDATE as a table_ref
@@ -1299,6 +1301,8 @@ if ($is_minimum_common == FALSE) {
$in_from = FALSE;
$in_group_concat = FALSE;
$unsorted_query = '';
$first_reserved_word = '';
$current_identifier = '';
for ($i = 0; $i < $size; $i++) {
//DEBUG echo "trace loop2 <b>" . $arr[$i]['data'] . "</b> (" . $arr[$i]['type'] . ")<br />";
@@ -1604,61 +1608,61 @@ if ($is_minimum_common == FALSE) {
}
// Cases covered:
// Cases covered:
// [ON DELETE {CASCADE | SET NULL | NO ACTION | RESTRICT}]
// [ON UPDATE {CASCADE | SET NULL | NO ACTION | RESTRICT}]
// [ON DELETE {CASCADE | SET NULL | NO ACTION | RESTRICT}]
// [ON UPDATE {CASCADE | SET NULL | NO ACTION | RESTRICT}]
// but we set ['on_delete'] or ['on_cascade'] to
// CASCADE | SET_NULL | NO_ACTION | RESTRICT
// but we set ['on_delete'] or ['on_cascade'] to
// CASCADE | SET_NULL | NO_ACTION | RESTRICT
// ON UPDATE CURRENT_TIMESTAMP
// ON UPDATE CURRENT_TIMESTAMP
if ($upper_data == 'ON') {
unset($clause);
if ($arr[$i+1]['type'] == 'alpha_reservedWord') {
$second_upper_data = strtoupper($arr[$i+1]['data']);
if ($second_upper_data == 'DELETE') {
if ($upper_data == 'ON') {
if ($arr[$i+1]['type'] == 'alpha_reservedWord') {
$second_upper_data = strtoupper($arr[$i+1]['data']);
if ($second_upper_data == 'DELETE') {
$clause = 'on_delete';
}
if ($second_upper_data == 'UPDATE') {
}
if ($second_upper_data == 'UPDATE') {
$clause = 'on_update';
}
if (isset($clause)
&& ($arr[$i+2]['type'] == 'alpha_reservedWord'
}
if (isset($clause)
&& ($arr[$i+2]['type'] == 'alpha_reservedWord'
// ugly workaround because currently, NO is not
// in the list of reserved words in sqlparser.data
// (we got a bug report about not being able to use
// 'no' as an identifier)
// ugly workaround because currently, NO is not
// in the list of reserved words in sqlparser.data
// (we got a bug report about not being able to use
// 'no' as an identifier)
|| ($arr[$i+2]['type'] == 'alpha_identifier'
&& strtoupper($arr[$i+2]['data'])=='NO') )
) {
$third_upper_data = strtoupper($arr[$i+2]['data']);
if ($third_upper_data == 'CASCADE'
|| $third_upper_data == 'RESTRICT') {
$value = $third_upper_data;
} elseif ($third_upper_data == 'SET'
|| $third_upper_data == 'NO') {
if ($arr[$i+3]['type'] == 'alpha_reservedWord') {
$value = $third_upper_data . '_' . strtoupper($arr[$i+3]['data']);
}
} elseif ($third_upper_data == 'CURRENT_TIMESTAMP') {
if ($clause == 'on_update'
&& $in_timestamp_options) {
$create_table_fields[$current_identifier]['on_update_current_timestamp'] = TRUE;
$seen_default = FALSE;
}
$third_upper_data = strtoupper($arr[$i+2]['data']);
if ($third_upper_data == 'CASCADE'
|| $third_upper_data == 'RESTRICT') {
$value = $third_upper_data;
} elseif ($third_upper_data == 'SET'
|| $third_upper_data == 'NO') {
if ($arr[$i+3]['type'] == 'alpha_reservedWord') {
$value = $third_upper_data . '_' . strtoupper($arr[$i+3]['data']);
}
} elseif ($third_upper_data == 'CURRENT_TIMESTAMP') {
if ($clause == 'on_update'
&& $in_timestamp_options) {
$create_table_fields[$current_identifier]['on_update_current_timestamp'] = TRUE;
$seen_default = FALSE;
}
} else {
$value = '';
}
if (!empty($value)) {
$foreign[$foreign_key_number][$clause] = $value;
}
}
}
}
} else {
$value = '';
}
if (!empty($value)) {
$foreign[$foreign_key_number][$clause] = $value;
}
unset($clause);
} // endif (isset($clause))
}
}
} // end of reserved words analysis