From d41f423528b21d97ff0eb268e10947b257f5a90e Mon Sep 17 00:00:00 2001 From: Soesapto Joeni Hantoro Date: Fri, 11 May 2012 11:00:42 +0700 Subject: Generate better conditions statement on boolean field type. Actually boolean field type need TRUE or FALSE value. Common DBMS (e.g., MySQL) can substite this value with 1 or 0, but it can't be implemented on PostgreSQL. So, its better to use TRUE or FALSE value for boolean field type. --- system/database/DB_query_builder.php | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index d0af66de1..969a25acb 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -432,7 +432,21 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $k .= ' IS NULL'; } - if ( ! is_null($v)) + if ( is_bool($v)) + { + if ($escape === TRUE) + { + $k = $this->protect_identifiers($k, FALSE, $escape); + + $v = ' '.($v ? 'TRUE' : 'FALSE'); + } + + if ( ! $this->_has_operator($k)) + { + $k .= ' ='; + } + } + else if ( ! is_null($v)) { if ($escape === TRUE) { -- cgit v1.2.3-24-g4f1b From b01d96f65a78528323b3917eec31c4ed8b58eb7b Mon Sep 17 00:00:00 2001 From: Soesapto Joeni Hantoro Date: Fri, 11 May 2012 11:18:38 +0700 Subject: simpler script, add boolean handling on DB_driver/escape --- system/database/DB_query_builder.php | 18 ++++-------------- 1 file changed, 4 insertions(+), 14 deletions(-) diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index 969a25acb..8fa67ea06 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -432,26 +432,16 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $k .= ' IS NULL'; } - if ( is_bool($v)) + if ( ! is_null($v)) { if ($escape === TRUE) { $k = $this->protect_identifiers($k, FALSE, $escape); - - $v = ' '.($v ? 'TRUE' : 'FALSE'); + $v = ' '.$this->escape($v); } - - if ( ! $this->_has_operator($k)) + else if (is_bool($v)) { - $k .= ' ='; - } - } - else if ( ! is_null($v)) - { - if ($escape === TRUE) - { - $k = $this->protect_identifiers($k, FALSE, $escape); - $v = ' '.$this->escape($v); + $v = ' '.($v ? 'TRUE' : 'FALSE'); } if ( ! $this->_has_operator($k)) -- cgit v1.2.3-24-g4f1b From 938c7ef59991ed12b8634b292e2f8fc9fa385264 Mon Sep 17 00:00:00 2001 From: Soesapto Joeni Hantoro Date: Fri, 11 May 2012 11:21:43 +0700 Subject: Escaping boolean data type, some DBMS (e.g., postgre) need it --- system/database/DB_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index ef77b594e..09513e267 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -696,7 +696,7 @@ abstract class CI_DB_driver { } elseif (is_bool($str)) { - return ($str === FALSE) ? 0 : 1; + return ($str === FALSE) ? "FALSE" : "TRUE"; } elseif (is_null($str)) { -- cgit v1.2.3-24-g4f1b From f25b9295557f9d5fda1e0b2342964f17e26a390e Mon Sep 17 00:00:00 2001 From: Soesapto Joeni Hantoro Date: Tue, 15 May 2012 08:10:31 +0700 Subject: Escaping boolean data type on postgre --- system/database/drivers/postgre/postgre_driver.php | 101 +++++++++++++++++++++ 1 file changed, 101 insertions(+) diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index 84bf768ee..915763ad7 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -310,6 +310,35 @@ class CI_DB_postgre_driver extends CI_DB { // -------------------------------------------------------------------- + /** + * "Smart" Escape String + * + * Escapes data based on type + * Sets boolean and null types + * + * @param string + * @return mixed + */ + public function escape($str) + { + if (is_string($str) OR method_exists($str, '__toString')) + { + return "'".$this->escape_str($str)."'"; + } + elseif (is_bool($str)) + { + return $str ? "TRUE" : "FALSE"; + } + elseif (is_null($str)) + { + return 'NULL'; + } + + return $str; + } + + // -------------------------------------------------------------------- + /** * Affected Rows * @@ -557,6 +586,78 @@ class CI_DB_postgre_driver extends CI_DB { // -------------------------------------------------------------------- + /** + * Where + * + * Called by where() or or_where() + * + * @param mixed + * @param mixed + * @param string + * @return object + * + */ + protected function _where($key, $value = NULL, $type = 'AND ', $escape = NULL) + { + $type = $this->_group_get_type($type); + + if ( ! is_array($key)) + { + $key = array($key => $value); + } + + // If the escape value was not set will will base it on the global setting + if ( ! is_bool($escape)) + { + $escape = $this->_protect_identifiers; + } + + foreach ($key as $k => $v) + { + $prefix = (count($this->qb_where) === 0 && count($this->qb_cache_where) === 0) ? '' : $type; + + if (is_null($v) && ! $this->_has_operator($k)) + { + // value appears not to have been set, assign the test to IS NULL + $k .= ' IS NULL'; + } + + if ( ! is_null($v)) + { + if ($escape === TRUE) + { + $k = $this->protect_identifiers($k, FALSE, $escape); + $v = ' '.$this->escape($v); + } + else if (is_bool($v)) + { + $v = ' '.($v ? 'TRUE' : 'FALSE'); + } + + if ( ! $this->_has_operator($k)) + { + $k .= ' = '; + } + } + else + { + $k = $this->protect_identifiers($k, FALSE, $escape); + } + + $this->qb_where[] = $prefix.$k.$v; + if ($this->qb_caching === TRUE) + { + $this->qb_cache_where[] = $prefix.$k.$v; + $this->qb_cache_exists[] = 'where'; + } + + } + + return $this; + } + + // -------------------------------------------------------------------- + /** * Close DB Connection * -- cgit v1.2.3-24-g4f1b From 68fe7935a391b20dcf0cbdde9c1b49c697a6443b Mon Sep 17 00:00:00 2001 From: Soesapto Joeni Hantoro Date: Tue, 15 May 2012 08:19:29 +0700 Subject: Rollback changes, move it to postgre_driver --- system/database/DB_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 09513e267..ef77b594e 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -696,7 +696,7 @@ abstract class CI_DB_driver { } elseif (is_bool($str)) { - return ($str === FALSE) ? "FALSE" : "TRUE"; + return ($str === FALSE) ? 0 : 1; } elseif (is_null($str)) { -- cgit v1.2.3-24-g4f1b From f79bdda8d823495b1f6524bd0cafb985860b7331 Mon Sep 17 00:00:00 2001 From: Soesapto Joeni Hantoro Date: Tue, 15 May 2012 08:20:24 +0700 Subject: Rollback changes, move it to postgre_driver --- system/database/DB_query_builder.php | 4 ---- 1 file changed, 4 deletions(-) diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index 8fa67ea06..d0af66de1 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -439,10 +439,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $k = $this->protect_identifiers($k, FALSE, $escape); $v = ' '.$this->escape($v); } - else if (is_bool($v)) - { - $v = ' '.($v ? 'TRUE' : 'FALSE'); - } if ( ! $this->_has_operator($k)) { -- cgit v1.2.3-24-g4f1b From d2574db779d97f2a1ff8351b5a7c31c028601e17 Mon Sep 17 00:00:00 2001 From: Soesapto Joeni Hantoro Date: Tue, 15 May 2012 16:28:16 +0700 Subject: Escaping boolean data type for postgre --- system/database/drivers/postgre/postgre_driver.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index 915763ad7..4b2fb7a9e 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -327,7 +327,7 @@ class CI_DB_postgre_driver extends CI_DB { } elseif (is_bool($str)) { - return $str ? "TRUE" : "FALSE"; + return ($str) ? 'TRUE' : 'FALSE'; } elseif (is_null($str)) { @@ -629,7 +629,7 @@ class CI_DB_postgre_driver extends CI_DB { $k = $this->protect_identifiers($k, FALSE, $escape); $v = ' '.$this->escape($v); } - else if (is_bool($v)) + elseif (is_bool($v)) { $v = ' '.($v ? 'TRUE' : 'FALSE'); } -- cgit v1.2.3-24-g4f1b From 5963db71348a06c14b38e7ce998df4249d4fd45a Mon Sep 17 00:00:00 2001 From: Soesapto Joeni Hantoro Date: Tue, 15 May 2012 16:31:18 +0700 Subject: escaping boolean data type for postgre change log --- user_guide_src/source/changelog.rst | 1 + 1 file changed, 1 insertion(+) diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst index a70531901..77c7e2ca4 100644 --- a/user_guide_src/source/changelog.rst +++ b/user_guide_src/source/changelog.rst @@ -100,6 +100,7 @@ Release Date: Not Released - Added PDO support for create_database(), drop_database and drop_table() in :doc:`Database Forge `. - Added MSSQL, SQLSRV support for optimize_table() in :doc:`Database Utility `. - Improved CUBRID support for list_databases() in :doc:`Database Utility ` (until now only the currently used database was returned). + - Added escaping boolean data type for PosgreSQL - Libraries -- cgit v1.2.3-24-g4f1b From dabeaa11ca2076935e5091e0f9e90ff9c4593962 Mon Sep 17 00:00:00 2001 From: Soesapto Joeni Hantoro Date: Tue, 15 May 2012 16:37:46 +0700 Subject: Escaping boolean data type for postgre --- system/database/drivers/postgre/postgre_driver.php | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index 4b2fb7a9e..670eb549d 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -321,20 +321,12 @@ class CI_DB_postgre_driver extends CI_DB { */ public function escape($str) { - if (is_string($str) OR method_exists($str, '__toString')) - { - return "'".$this->escape_str($str)."'"; - } - elseif (is_bool($str)) + if (is_bool($str)) { return ($str) ? 'TRUE' : 'FALSE'; } - elseif (is_null($str)) - { - return 'NULL'; - } - return $str; + return parent::escape($str); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b