Mercurial > projects > dwt-linux
view dwt/dwthelper/ResourceBundle.d @ 332:9e715c0a8376
Support for SWT language files
author | Frank Benoit <benoit@tionex.de> |
---|---|
date | Sun, 19 Oct 2008 01:20:57 +0200 |
parents | 380bad9f6852 |
children | 6757eb934b0b |
line wrap: on
line source
/** * Authors: Frank Benoit <keinfarbton@googlemail.com> */ module dwt.dwthelper.ResourceBundle; import tango.text.Util; import tango.io.Stdout; import dwt.DWT; import dwt.dwthelper.utils; import tango.io.File; import tango.text.locale.Core; import tango.util.log.Trace; class ResourceBundle { String[ String ] map; /++ + First entry is the default entry if no maching locale is found +/ public this( ImportData[] data ){ char[] name = Culture.current().name.dup; if( name.length is 5 && name[2] is '-' ){ name[2] = '_'; char[] end = "_" ~ name ~ ".properties"; foreach( entry; data ){ if( entry.name.length > end.length && entry.name[ $-end.length .. $ ] == end ){ Trace.formatln( "ResourceBundle {}", entry.name ); initialize( cast(char[])entry.data ); return; } } } char[] end = "_" ~ name[0..2] ~ ".properties"; foreach( entry; data ){ if( entry.name.length > end.length && entry.name[ $-end.length .. $ ] == end ){ Trace.formatln( "ResourceBundle {}", entry.name ); initialize( cast(char[])entry.data ); return; } } Trace.formatln( "ResourceBundle default" ); initialize( cast(char[])data[0].data ); } public this( ImportData data ){ initialize( cast(char[])data.data ); } public this( String data ){ initialize( data ); } private void initialize( String data ){ String line; int dataIndex; //tango.io.Stdout.Stdout.formatln( "properties put ..." ); void readLine(){ line.length = 0; char i = data[ dataIndex++ ]; while( dataIndex < data.length && i !is '\n' && i !is '\r' ){ line ~= i; i = data[ dataIndex++ ]; } } //tango.io.Stdout.Stdout.formatln( "properties put {}", __LINE__ ); bool linecontinue = false; bool iskeypart = true; String key; String value; nextline: while( dataIndex < data.length ){ //tango.io.Stdout.Stdout.formatln( "properties put {} startline", __LINE__ ); readLine(); line = dwt.dwthelper.utils.trim(line); if( line.length is 0 ){ //tango.io.Stdout.Stdout.formatln( "properties put {} was 0 length", __LINE__ ); continue; } if( line[0] == '#' ){ //tango.io.Stdout.Stdout.formatln( "properties put {} was comment", __LINE__ ); continue; } int pos = 0; bool esc = false; if( !linecontinue ){ iskeypart = true; key = null; value = null; } else{ linecontinue = false; } while( pos < line.length ){ char c = line[pos]; if( esc ){ esc = false; switch( c ){ case 't' : c = '\t'; break; case 'n' : c = '\n'; break; case '\\': c = '\\'; break; case '\"': c = '\"'; break; //case ':' : c = ':' ; break; default: break; } } else{ if( c == '\\' ){ if( pos == line.length -1 ){ linecontinue = true; goto nextline; } esc = true; pos++; continue; } else if( iskeypart && c == '=' ){ pos++; iskeypart = false; continue; } } pos++; if( iskeypart ){ key ~= c; } else{ value ~= c; } } if( iskeypart ){ // Cannot find '=' in record DWT.error( __FILE__, __LINE__, DWT.ERROR_INVALID_ARGUMENT ); continue; } key = dwt.dwthelper.utils.trim(key); value = dwt.dwthelper.utils.trim(value); //tango.io.Stdout.Stdout.formatln( "properties put {}=>{}", key, value ); map[ key.dup ] = value.dup; //tango.io.Stdout.Stdout.formatln( "properties put {}", __LINE__ ); } } public bool hasString( String key ){ return ( key in map ) !is null; } public String getString( String key ){ if( auto v = key in map ){ return (*v).dup; } throw new MissingResourceException( "key not found", this.classinfo.name, key ); } public String[] getKeys(){ return map.keys; } public static ResourceBundle getBundle( ImportData[] data ){ return new ResourceBundle( data ); } public static ResourceBundle getBundle( ImportData data ){ return new ResourceBundle( data ); } public static ResourceBundle getBundle( String name ){ try{ scope f = new File(name); return new ResourceBundle( cast(String) f.read() ); } catch( IOException e){ e.msg ~= " file:" ~ name; throw e; } } public static ResourceBundle getBundleFromData( String data ){ return new ResourceBundle( data ); } }