<?php
/*
 * Created on 21 oct. 2010
 *
 * Custom functions
 */
 
 # Print the value of the custom field (if the field is applicable to the project of
# the specified issue and the current user has read access to it.
# see custom_function_default_print_column_title() for rules about column names.
# $p_column: name of field to show in the column.
# $p_row: the row from the bug table that belongs to the issue that we should print the values for.
# $p_columns_target: see COLUMNS_TARGET_* in constant_inc.php
function custom_function_override_print_column_value( $p_column, $p_bug, $p_columns_target = COLUMNS_TARGET_VIEW_PAGE ) {
	if( COLUMNS_TARGET_CSV_PAGE == $p_columns_target ) {
		$t_column_start = '';
		$t_column_end = '';
		$t_column_empty = '';
	} else {
		$t_column_start = '<td>';
		$t_column_end = '</td>';
		$t_column_empty = '&nbsp;';
	}
	// Here goes the specific code for the relationships column
	if ($p_column == "custom_relationships") {
		echo $t_column_start;
		
		$t_issue_id = $p_bug->id;
		echo overriden_relationship_get_summary_text( $t_issue_id );
		
		echo $t_column_end;	
		
	} else {
		// --------------------------------------------------------
		$t_custom_field = column_get_custom_field_name( $p_column );
		if( $t_custom_field !== null ) {
			echo $t_column_start;
			
			$t_field_id = custom_field_get_id_from_name( $t_custom_field );
			if( $t_field_id === false ) {
				echo '@', $t_custom_field, '@';
			} else {
				$t_issue_id = $p_bug->id;
				$t_project_id = $p_bug->project_id;
				
				if( custom_field_is_linked( $t_field_id, $t_project_id ) ) {
					$t_def = custom_field_get_definition( $t_field_id );
					print_custom_field_value( $t_def, $t_field_id, $t_issue_id );
				} else {
					// field is not linked to project
					echo $t_column_empty;
				}
			}
			echo $t_column_end;
		} else {
			$t_plugin_columns = columns_get_plugin_columns();
			
			if( $p_columns_target != COLUMNS_TARGET_CSV_PAGE ) {
				$t_function = 'print_column_' . $p_column;
			} else {
				$t_function = 'csv_format_' . $p_column;
			}
			
			if( function_exists( $t_function ) ) {
				if( $p_columns_target != COLUMNS_TARGET_CSV_PAGE ) {
					$t_function( $p_bug, $p_columns_target );
				} else {
					$t_function( $p_bug->$p_column );
				}
				
			} else if ( isset( $t_plugin_columns[ $p_column ] ) ) {
				$t_column_object = $t_plugin_columns[ $p_column ];
				print_column_plugin( $t_column_object, $p_bug, $p_columns_target );
				
			} else {
				if( isset( $p_bug->$p_column ) ) {
					echo $t_column_start . string_display_line( $p_bug->$p_column ) . $t_column_end;
				} else {
					echo $t_column_start . '@' . $p_column . '@' . $t_column_end;
				}
			}
		}
	}
}

// ==================================== PRIVATE FUNCTIONS =========================================
/**
 * print ALL the RELATIONSHIPS OF A SPECIFIC BUG in text format (used by email_api.php
 * Overridden to use overriden_relationship_get_details
 * @param int $p_bug_id Bug id
 * @return string
 */
function overriden_relationship_get_summary_text( $p_bug_id ) {
	$t_summary = '';
	$t_show_project = false;

	$t_relationship_all = relationship_get_all( $p_bug_id, $t_show_project );
	$t_relationship_all_count = count( $t_relationship_all );

	# prepare the relationships table
	for( $i = 0;$i < $t_relationship_all_count;$i++ ) {
		if ($i != 0) {
			$t_summary .= ", ";
		}
		$t_summary .= overriden_relationship_get_details( $p_bug_id, $t_relationship_all[$i] );
	}

	return $t_summary;
}

// Overriden for relationships in plain text
function overriden_relationship_get_details( $p_bug_id, $p_relationship ) {
	$t_summary_wrap_at = utf8_strlen( config_get( 'email_separator2' ) ) - 28;
	$t_icon_path = config_get( 'icon_path' );

	if( $p_bug_id == $p_relationship->src_bug_id ) {

		# root bug is in the src side, related bug in the dest side
		$t_related_bug_id = $p_relationship->dest_bug_id;
		$t_related_project_name = project_get_name( $p_relationship->dest_project_id );
		$t_relationship_descr = relationship_get_description_src_side( $p_relationship->type );
	} else {

		# root bug is in the dest side, related bug in the src side
		$t_related_bug_id = $p_relationship->src_bug_id;
		$t_related_project_name = project_get_name( $p_relationship->src_project_id );
		$t_relationship_descr = relationship_get_description_dest_side( $p_relationship->type );
	}

	# related bug not existing...
	if( !bug_exists( $t_related_bug_id ) ) {
		return '';
	}

	# user can access to the related bug at least as a viewer
	if( !access_has_bug_level( VIEWER, $t_related_bug_id ) ) {
		return '';
	}

	# get the information from the related bug and prepare the link
	$t_bug = bug_get( $t_related_bug_id, false );
	
	$t_status = string_attribute( get_enum_element( 'status', $t_bug->status ) );
	$t_resolution = string_attribute( get_enum_element( 'resolution', $t_bug->resolution ) );

	$t_relationship_info_text = utf8_str_pad( $t_relationship_descr, 10 );
	$t_relationship_info_text .= " ".utf8_str_pad( bug_format_id( $t_related_bug_id ), 8 );

	# If a customer id exists
	$t_id_customer = custom_field_get_value( custom_field_get_id_from_name( 'id_customer' ), $t_related_bug_id );
	if ( $t_id_customer !=  "" ) {
		$t_relationship_info_text .= " (".$t_id_customer.")";
	}

		return $t_relationship_info_text;

}

?>