From b7ce395fbe6e2087a400487cb2431dc9ea66b8a9 Mon Sep 17 00:00:00 2001 From: lavigor Date: Sat, 1 Jul 2017 22:59:25 +0300 Subject: [PATCH 1/2] [ticket/15259] Fatal error on SQLite/Oracle database update PHPBB3-15259 --- phpBB/phpbb/db/tools/tools.php | 36 +++++++++++++--------------------- 1 file changed, 14 insertions(+), 22 deletions(-) diff --git a/phpBB/phpbb/db/tools/tools.php b/phpBB/phpbb/db/tools/tools.php index 76036554d2..2f891e43d5 100644 --- a/phpBB/phpbb/db/tools/tools.php +++ b/phpBB/phpbb/db/tools/tools.php @@ -941,29 +941,19 @@ class tools implements tools_interface continue; } - // These DBMS prefix index name with the table name switch ($this->sql_layer) { + // These DBMS prefix index name with the table name case 'oracle': case 'sqlite3': - $index_name = $this->check_index_name_length($table_name, $table_name . '_' . $index_name, false); - $table_prefix = substr(CONFIG_TABLE, 0, -6); // strlen(config) - - if (strpos($index_name , $table_name) === false) - { - if (strpos($index_name, $table_prefix) !== false) - { - $row[$col] = substr($row[$col], strlen($table_prefix) + 1); - } - else - { - $row[$col] = substr($row[$col], strlen($table_name) + 1); - } - } + $new_index_name = $this->check_index_name_length($table_name, $table_name . '_' . $index_name, false); + break; + default: + $new_index_name = $this->check_index_name_length($table_name, $index_name, false); break; } - if (strtolower($row[$col]) == strtolower($index_name)) + if (strtolower($row[$col]) == strtolower($new_index_name)) { $this->db->sql_freeresult($result); return true; @@ -1577,15 +1567,17 @@ class tools implements tools_interface $table_prefix = substr(CONFIG_TABLE, 0, -6); // strlen(config) if (strpos($index_name, $table_prefix) === 0) { - $index_name = substr($index_name, strlen($table_prefix) + 1); - return $this->check_index_name_length($table_name, $index_name); + $index_name = substr($index_name, strlen($table_prefix)); + return $this->check_index_name_length($table_name, $index_name, $throw_error); } - // Try removing the table name then - if (strpos($index_name, $table_name) === 0) + // Try removing the remaining suffix part of table name then + $table_suffix = substr($table_name, strlen($table_prefix)); + if (strpos($index_name, $table_suffix) === 0) { - $index_name = substr($index_name, strlen($table_name) + 1); - return $this->check_index_name_length($table_name, $index_name); + // Remove the suffix and underscore separator between table_name and index_name + $index_name = substr($index_name, strlen($table_suffix) + 1); + return $this->check_index_name_length($table_name, $index_name, $throw_error); } if ($throw_error) From 24bde10028a1a7d8d479e2a381bec047485b4273 Mon Sep 17 00:00:00 2001 From: lavigor Date: Thu, 6 Jul 2017 02:37:35 +0300 Subject: [PATCH 2/2] [ticket/15259] Fatal error on SQLite/Oracle database update Add a test. PHPBB3-15259 --- tests/dbal/db_tools_test.php | 37 ++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/tests/dbal/db_tools_test.php b/tests/dbal/db_tools_test.php index b884b4ab95..f9243e7266 100644 --- a/tests/dbal/db_tools_test.php +++ b/tests/dbal/db_tools_test.php @@ -421,4 +421,41 @@ class phpbb_dbal_db_tools_test extends phpbb_database_test_case $this->assertTrue($this->tools->sql_column_add('prefix_table_name', 'c_bug_13282', array('TINT:2'))); $this->assertTrue($this->tools->sql_column_exists('prefix_table_name', 'c_bug_13282')); } + + public function test_create_index_with_long_name() + { + // This constant is being used for checking table prefix. + $table_prefix = substr(CONFIG_TABLE, 0, -6); // strlen(config) + + if (strlen($table_prefix) > 20) + { + $this->markTestIncomplete('The table prefix length is too long for proper testing of index shortening function.'); + } + + $table_suffix = str_repeat('a', 25 - strlen($table_prefix)); + $table_name = $table_prefix . $table_suffix; + + $this->tools->sql_create_table($table_name, $this->table_data); + + // Index name and table suffix and table prefix have > 30 chars in total. + // Index name and table suffix have <= 30 chars in total. + $long_index_name = str_repeat('i', 30 - strlen($table_suffix)); + $this->assertFalse($this->tools->sql_index_exists($table_name, $long_index_name)); + $this->assertTrue($this->tools->sql_create_index($table_name, $long_index_name, array('c_timestamp'))); + $this->assertTrue($this->tools->sql_index_exists($table_name, $long_index_name)); + + // Index name and table suffix have > 30 chars in total. + $very_long_index_name = str_repeat('i', 30); + $this->assertFalse($this->tools->sql_index_exists($table_name, $very_long_index_name)); + $this->assertTrue($this->tools->sql_create_index($table_name, $very_long_index_name, array('c_timestamp'))); + $this->assertTrue($this->tools->sql_index_exists($table_name, $very_long_index_name)); + + $this->tools->sql_table_drop($table_name); + + // Index name has > 30 chars - that should not be possible. + $too_long_index_name = str_repeat('i', 31); + $this->assertFalse($this->tools->sql_index_exists('prefix_table_name', $too_long_index_name)); + $this->setExpectedTriggerError(E_USER_ERROR); + $this->tools->sql_create_index('prefix_table_name', $too_long_index_name, array('c_timestamp')); + } }