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Diffstat (limited to 'phpBB/phpbb/db/tools.php')
| -rw-r--r-- | phpBB/phpbb/db/tools.php | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/phpBB/phpbb/db/tools.php b/phpBB/phpbb/db/tools.php index 3d065ede8e..2ee842eace 100644 --- a/phpBB/phpbb/db/tools.php +++ b/phpBB/phpbb/db/tools.php @@ -1996,7 +1996,7 @@ class tools $columns = implode(',', $column_list); - $new_table_cols = trim(preg_replace('/' . $column_name . '[^,]+(?:,|$)/m', '', $new_table_cols)); + $new_table_cols = trim(preg_replace('/' . $column_name . '\b[^,]+(?:,|$)/m', '', $new_table_cols)); if (substr($new_table_cols, -1) === ',') { // Remove the comma from the last entry again @@ -2561,7 +2561,18 @@ class tools foreach ($old_table_cols as $key => $declaration) { - $entities = preg_split('#\s+#', trim($declaration)); + $declaration = trim($declaration); + + // Check for the beginning of the constraint section and stop + if (preg_match('/[^\(]*\s*PRIMARY KEY\s+\(/', $declaration) || + preg_match('/[^\(]*\s*UNIQUE\s+\(/', $declaration) || + preg_match('/[^\(]*\s*FOREIGN KEY\s+\(/', $declaration) || + preg_match('/[^\(]*\s*CHECK\s+\(/', $declaration)) + { + break; + } + + $entities = preg_split('#\s+#', $declaration); $column_list[] = $entities[0]; if ($entities[0] == $column_name) { |