commit 1add008055c65e8965c229be9b6c0e02815afda6
Author: Vincent Sels <vincent_sels@hotmail.com>
Date:   Mon Jan 9 20:15:01 2012 +0100

    Fixed output of plugin columns to css and excel

diff --git a/core/columns_api.php b/core/columns_api.php
index 6fc25d9..9baf766 100644
--- a/core/columns_api.php
+++ b/core/columns_api.php
@@ -143,6 +143,15 @@ function columns_get_plugin_columns() {
 }
 
 /**
+ * Returns true if the specified $p_column is a plugin column.
+ * @param string $p_column A column name.
+ */
+function column_is_plugin_column( $p_column ) {
+	$t_plugin_columns = columns_get_plugin_columns();
+	return isset( $t_plugin_columns[ $p_column ] );
+}
+
+/**
  * Allow plugin columns to pre-cache data for a set of issues
  * rather than requiring repeated queries for each issue.
  * @param array Bug objects
diff --git a/core/excel_api.php b/core/excel_api.php
index ff32d01..8662492 100644
--- a/core/excel_api.php
+++ b/core/excel_api.php
@@ -474,6 +474,26 @@ function excel_format_custom_field( $p_issue_id, $p_project_id, $p_custom_field
 }
 
 /**
+ * Gets the formatted value for the specified plugin column value.
+ * @param $p_custom_field The plugin column name.
+ * @param $p_bug The bug to print the column for (needed for the display function of the plugin column).
+ * @returns The custom field value.
+ */
+function excel_format_plugin_column_value( $p_column, $p_bug ) {
+	$t_plugin_columns = columns_get_plugin_columns();
+	
+	if ( !isset( $t_plugin_columns[$p_column] ) ) {
+		return excel_prepare_string( '' );
+	} else {
+		$t_column_object = $t_plugin_columns[ $p_column ];
+		ob_start();
+		$t_column_object->display( $p_bug, COLUMNS_TARGET_EXCEL_PAGE );
+		$t_value = ob_get_clean();
+		return excel_prepare_string( $t_value );
+	}
+}
+
+/**
  * Gets the formatted due date.
  * @param $p_due_date The due date.
  * @returns The formatted due date.
diff --git a/csv_export.php b/csv_export.php
index 5dff44f..8121513 100644
--- a/csv_export.php
+++ b/csv_export.php
@@ -46,6 +46,9 @@
 	if ( $t_rows === false ) {
 		print_header_redirect( 'view_all_set.php?type=0' );
 	}
+	
+	# pre-cache custom column data
+	columns_plugin_cache_issue_data( $t_rows );
 
 	$t_filename = csv_get_default_filename();
 
@@ -103,8 +106,7 @@
 				$t_first_column = false;
 			}
 
-			$t_custom_field = column_get_custom_field_name( $t_column );
-			if ( $t_custom_field !== null ) {
+			if ( column_get_custom_field_name( $t_column ) !== null || column_is_plugin_column( $t_column )) {
 				ob_start();
 				$t_column_value_function = 'print_column_value';
 				helper_call_custom_function( $t_column_value_function, array( $t_column, $t_row, COLUMNS_TARGET_CSV_PAGE ) );
diff --git a/excel_xml_export.php b/excel_xml_export.php
index dbd9152..4d461e1 100644
--- a/excel_xml_export.php
+++ b/excel_xml_export.php
@@ -55,6 +55,9 @@
 	if ( $result === false ) {
 		print_header_redirect( 'view_all_set.php?type=0&print=1' );
 	}
+	
+	# pre-cache custom column data
+	columns_plugin_cache_issue_data( $result );
 
 	header( 'Content-Type: application/vnd.ms-excel; charset=UTF-8' );
 	header( 'Pragma: public' );
@@ -91,7 +94,9 @@
 						$t_custom_field = column_get_custom_field_name( $t_column );
 						if ( $t_custom_field !== null ) {
 							echo excel_format_custom_field( $t_row->id, $t_row->project_id, $t_custom_field );
-						} else {
+						} else if ( column_is_plugin_column( $t_column ) ) {
+							echo excel_format_plugin_column_value( $t_column, $t_row );
+						} else{
 							$t_function = 'excel_format_' . $t_column;
 							echo $t_function( $t_row->$t_column );
 						}
diff --git a/print_all_bug_page.php b/print_all_bug_page.php
index 8275c45..b5a1d67 100644
--- a/print_all_bug_page.php
+++ b/print_all_bug_page.php
@@ -80,6 +80,9 @@
 
 	$result = filter_get_bug_rows( $f_page_number, $t_per_page, $t_page_count, $t_bug_count );
 	$row_count = count( $result );
+	
+	# pre-cache custom column data
+	columns_plugin_cache_issue_data( $result );
 
 	# for export
 	$t_show_flag = gpc_get_int( 'show_flag', 0 );