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authorMeik Sievertsen <acydburn@phpbb.com>2007-06-23 12:16:20 +0000
committerMeik Sievertsen <acydburn@phpbb.com>2007-06-23 12:16:20 +0000
commit318418b0f266998895f88e9fcbcd3873a518c4b5 (patch)
tree7fb1714171d4744d4df35138da1a3e799f28db90 /phpBB/includes/db/mssql_odbc.php
parent1e2db705ca061228ddedd312e00d99cfce2a2ae6 (diff)
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new wrapper for LIKE expressions to streamline the fixes. We actually need to adjust them for different DBMS as well as SQLite2 not supporting escaping characters in LIKE statements (which is a reason why we think about dropping sqlite support completely).
git-svn-id: file:///svn/phpbb/trunk@7788 89ea8834-ac86-4346-8a33-228a782c2dd0
Diffstat (limited to 'phpBB/includes/db/mssql_odbc.php')
-rw-r--r--phpBB/includes/db/mssql_odbc.php16
1 files changed, 16 insertions, 0 deletions
diff --git a/phpBB/includes/db/mssql_odbc.php b/phpBB/includes/db/mssql_odbc.php
index 6803228e13..9133f5d0de 100644
--- a/phpBB/includes/db/mssql_odbc.php
+++ b/phpBB/includes/db/mssql_odbc.php
@@ -320,6 +320,22 @@ class dbal_mssql_odbc extends dbal
}
/**
+ * Correctly adjust LIKE expression for special characters
+ * MSSQL needs an escape character being defined
+ */
+ function sql_like_expression($expression)
+ {
+ // Standard for most DBMS
+ if (strpos($expression, '_') === false)
+ {
+ return 'LIKE \'' . $this->sql_escape($expression) . '\'';
+ }
+
+ // sql_like_expression is only allowed directly within single quotes (to ease the use of it), therefore the special writing of ESCAPE below
+ return 'LIKE \'' . $this->sql_escape(str_replace('_', "\_", $expression)) . "' ESCAPE '\\'";
+ }
+
+ /**
* Build db-specific query data
* @access private
*/