diff --git a/Source/Source.API.php b/Source/Source.API.php
index 2ce129f..ccd428c 100644
--- a/Source/Source.API.php
+++ b/Source/Source.API.php
@@ -18,6 +18,17 @@
  * @author John Reese
  */
 
+# branch mapping strategies
+define( 'SOURCE_EXPLICIT',		0 );
+define( 'SOURCE_NEAR',			1 );
+define( 'SOURCE_FAR',			2 );
+define( 'SOURCE_FIRST',			3 );
+define( 'SOURCE_LAST',			4 );
+define( 'SOURCE_NEAR_REGEX',	5 );
+define( 'SOURCE_FAR_REGEX',		6 );
+define( 'SOURCE_FIRST_REGEX',	7 );
+define( 'SOURCE_LAST_REGEX',	8 );
+
 global $g_Source_cache_types;
 $g_Source_cache_types = null;
 
diff --git a/Source/Source.php b/Source/Source.php
index 266bbc0..c6e8317 100644
--- a/Source/Source.php
+++ b/Source/Source.php
@@ -187,7 +187,8 @@
 				repo_id		I		NOTNULL UNSIGNED PRIMARY,
 				branch		C(128)	NOTNULL PRIMARY,
 				type		I		NOTNULL UNSIGNED DEFAULT '0',
-				version		I		NOTNULL UNSIGNED
+				version_id	I		NOTNULL UNSIGNED,
+				regex		C(64)	NOTNULL DEFAULT \" '' \"
 				" ) ),
 		);
 	}
diff --git a/Source/lang/strings_english.txt b/Source/lang/strings_english.txt
index 38fb789..c6fad2e 100644
--- a/Source/lang/strings_english.txt
+++ b/Source/lang/strings_english.txt
@@ -78,10 +78,10 @@
 $s_plugin_Source_view_threshold = 'View Threshold';
 $s_plugin_Source_update_threshold = 'Update Threshold';
 $s_plugin_Source_manage_threshold = 'Manage Threshold';
-$s_plugin_Source_buglink_regex_1 = 'Bug Link PCRE Pass 1';
-$s_plugin_Source_buglink_regex_2 = 'Bug Link PCRE Pass 2';
-$s_plugin_Source_bugfix_regex_1 = 'Bug Fixed PCRE Pass 1';
-$s_plugin_Source_bugfix_regex_2 = 'Bug Fixed PCRE Pass 2';
+$s_plugin_Source_buglink_regex_1 = 'Bug Link Regex Pass 1';
+$s_plugin_Source_buglink_regex_2 = 'Bug Link Regex Pass 2';
+$s_plugin_Source_bugfix_regex_1 = 'Bug Fixed Regex Pass 1';
+$s_plugin_Source_bugfix_regex_2 = 'Bug Fixed Regex Pass 2';
 $s_plugin_Source_bugfix_resolution = 'Bug Fixed Resolution';
 $s_plugin_Source_reset = 'Reset to default';
 $s_plugin_Source_menu_links = 'Main Menu Links';
@@ -92,6 +92,20 @@
 $s_plugin_Source_enable_resolving = 'Resolve Fixed Issues';
 $s_plugin_Source_enable_porting = 'Porting Status';
 
+$s_plugin_Source_branch_mapping = 'Branch Mappings';
+$s_plugin_Source_mapping_strategy = 'Strategy';
+$s_plugin_Source_mapping_regex = 'Regular Expression';
+$s_plugin_Source_mapping_regex_info = '<span class="small">Only selects versions matching the given expression.  Only used with "Regex" strategies.</span>';
+$s_plugin_Source_mapping[SOURCE_EXPLICIT] = 'Explicit Version';
+$s_plugin_Source_mapping[SOURCE_NEAR] = 'Nearest Release Date';
+$s_plugin_Source_mapping[SOURCE_FAR] = 'furthest Release Date';
+$s_plugin_Source_mapping[SOURCE_FIRST] = 'Sorted First';
+$s_plugin_Source_mapping[SOURCE_LAST] = 'Sorted Last';
+$s_plugin_Source_mapping[SOURCE_NEAR_REGEX] = 'Nearest Release Date (Regex)';
+$s_plugin_Source_mapping[SOURCE_FAR_REGEX] = 'Furthest Release Date (Regex)';
+$s_plugin_Source_mapping[SOURCE_FIRST_REGEX] = 'Sorted First (Regex)';
+$s_plugin_Source_mapping[SOURCE_LAST_REGEX] = 'Sorted Last (Regex)';
+
 $s_plugin_Source_changeset_attached = 'Changeset attached';
 $s_plugin_Source_changeset_removed = 'Changeset removed';