Backticks and capital text containing 'ID' now work

git-svn-id: https://plugins.svn.wordpress.org/postgresql-for-wordpress/trunk@226904 b8457f37-d9ea-0310-8a92-e5e31aec5664

pg4wp/driver_pgsql.php

@@ -174,9 +174,20 @@
 			$pattern = '/LIMIT[ ]+\d+/';
 			$sql = preg_replace($pattern, '', $sql);
 			
+			// For correct ID quoting
+			$pattern = '/[ ]*`([^`]*ID[^`]*)`[ ]*=/';
+			$sql = preg_replace( $pattern, ' "$1" =', $sql);
+			
+			// For correct bactick removal
+			$pattern = '/[ ]*`([^`]+)`[ ]*=/';
+			$sql = preg_replace( $pattern, ' $1 =', $sql);
+
 			// WP 2.6.1 => 2.8 upgrade, removes a PostgreSQL error but there are some remaining
 			$sql = str_replace( "post_date = '0000-00-00 00:00:00'", "post_date IS NULL", $sql);
 			
+			// This will avoid modifications to anything following ' SET '
+			list($sql,$end) = explode( ' SET ', $sql, 2);
+			$end = ' SET '.$end;
 		} // UPDATE
 		elseif( 0 === strpos($sql, 'INSERT'))
 		{
@@ -238,7 +249,7 @@
 			if( preg_match('/^.{1}/us',$sql,$ar) != 1)
 				$sql = utf8_encode($sql);
 			
-			// This will avoid modifications to anything following 'VALUES'
+			// This will avoid modifications to anything following ' VALUES'
 			list($sql,$end) = explode( ' VALUES', $sql, 2);
 			$end = ' VALUES'.$end;
 		} // INSERT

readme.txt

@@ -51,7 +51,7 @@ There is no screenshot for this plugin
 == Changelog ==
 
 * Implemented a generic "INTERVAL xx DAY|HOUR|MINUTE|SECOND" handler
-* Prepare workaround for undesirable effects (works with new content for now)
+* Backticks and capital text containing 'ID' now work 
 * Improved db.php to remove notices and possible fatal errors
 * Preliminary support for Wordpress 3.0
 * Improved dates functions handling