261
259
// try giving the line to the vcard
263
vcard.parseLine( content_line );
261
vcard.parseLine( buffer, line,
262
cli.doesNextLineLookFolded() );
265
264
catch( Vcard.ParseException e ) {
268
267
getText( R.string.error_vcf_parse ).toString()
270
269
getText( R.string.error_vcf_parse_line ).toString()
271
+ cli.getLineNumber() + "\n" + e.getMessage() );
270
+ cli.getLineNumber() + "\n" + e.getMessage() ) )
272
finish( ACTION_ABORT );
273
// Although we're continuing, we still need to abort
274
// this vCard. Further lines will be ignored until we
275
// although we're continuing, we still need to abort
276
// this vCard. Further lines will be ignored until we
275
277
// get to another BEGIN:VCARD line.
278
280
catch( Vcard.SkipImportException e ) {
280
// Abort this vCard. Further lines will be ignored until
282
// abort this vCard. Further lines will be ignored until
281
283
// we get to another BEGIN:VCARD line.
465
420
@SuppressWarnings("serial")
466
421
protected class SkipImportException extends Exception { }
468
private String extractCollonPartFromLine( ContentLine content_line,
423
private String extractCollonPartFromLine( ByteBuffer buffer,
424
String line, boolean former )
428
// get a US-ASCII version of the line for processing, unless we were
432
line = new String( buffer.array(), buffer.position(),
433
buffer.limit() - buffer.position(), "US-ASCII" );
435
catch( UnsupportedEncodingException e ) {
436
// we know US-ASCII is supported, so appease the compiler...
471
441
// split line into name and value parts and check to make sure we
472
442
// only got 2 parts and that the first part is not zero in length
473
String[] parts = content_line.getUsAsciiLine().split( ":", 2 );
443
String[] parts = line.split( ":", 2 );
474
444
if( parts.length == 2 && parts[ 0 ].length() > 0 )
475
return parts[ former? 0 : 1 ].trim();
480
private String extractNameAndParamsFromLine( ContentLine content_line )
482
return extractCollonPartFromLine( content_line, true );
485
private String extractValueFromLine( ContentLine content_line )
487
return extractCollonPartFromLine( content_line, false );
490
public void parseLine( ContentLine content_line )
445
ret = parts[ former? 0 : 1 ];
450
private String extractNameAndParamsFromLine( ByteBuffer buffer,
453
return extractCollonPartFromLine( buffer, line, true );
456
private String extractValueFromLine( ByteBuffer buffer, String line )
458
return extractCollonPartFromLine( buffer, line, false );
461
public void parseLine( ByteBuffer buffer, String line,
462
boolean next_line_looks_folded )
491
463
throws ParseException, SkipImportException,
492
464
AbortImportException
497
469
// tentatively get name and params from line
498
470
String name_and_params =
499
extractNameAndParamsFromLine( content_line );
471
extractNameAndParamsFromLine( buffer, line );
501
473
// is it a version line?
502
474
if( name_and_params != null &&
503
name_and_params.equalsIgnoreCase( "VERSION" ) )
475
name_and_params.equals( "VERSION" ) )
506
String value = extractValueFromLine( content_line );
507
if( value == null || (
508
!value.equals( "2.1" ) && !value.equals( "3.0" ) ) )
478
String value = extractValueFromLine( buffer, line );
479
if( !value.equals( "2.1" ) && !value.equals( "3.0" ) )
510
480
throw new ParseException( R.string.error_vcf_version );
512
481
_version = value;
514
483
// parse any buffers we've been accumulating while we waited
516
if( _content_lines != null )
517
for( int i = 0; i < _content_lines.size(); i++ )
518
parseLine( _content_lines.get( i ) );
519
_content_lines = null;
485
if( _buffers != null )
486
for( int i = 0; i < _buffers.size(); i++ )
487
parseLine( _buffers.get( i ), null,
488
i + 1 < _buffers.size() &&
489
_buffers.get( i + 1 ).hasRemaining() &&
490
_buffers.get( i + 1 ).get(
491
_buffers.get( i + 1 ).position() ) == ' ' );
523
496
// no, so stash this line till we get a version
524
if( _content_lines == null )
525
_content_lines = new Vector< ContentLine >();
526
_content_lines.add( content_line );
497
if( _buffers == null )
498
_buffers = new Vector< ByteBuffer >();
499
_buffers.add( buffer );
531
504
// name and params and the position in the buffer where the
532
// "value" part of the line starts
505
// "value" part of the line start
533
506
String name_and_params;
601
569
// determine whether we care about this entry
602
570
final HashSet< String > interesting_fields =
603
new HashSet< String >( Arrays.asList( new String[] { "N",
604
"FN", "ORG", "TITLE", "TEL", "EMAIL", "ADR", "LABEL" }
571
new HashSet< String >( Arrays.asList( new String[]
572
{ "N", "FN", "ORG", "TITLE", "TEL", "EMAIL", "ADR" }
606
574
boolean is_interesting_field =
607
interesting_fields.contains(
608
name_param_parts[ 0 ].toUpperCase( Locale.ENGLISH ) );
575
interesting_fields.contains( name_param_parts[ 0 ] );
610
577
// parse encoding parameter
611
578
String encoding = checkParam( name_param_parts, "ENCODING" );
612
if( encoding != null )
613
encoding = encoding.toUpperCase( Locale.ENGLISH );
579
if( encoding != null ) encoding = encoding.toUpperCase();
614
580
if( is_interesting_field && encoding != null &&
615
!encoding.equalsIgnoreCase( "8BIT" ) &&
616
!encoding.equalsIgnoreCase( "QUOTED-PRINTABLE" ) )
617
//&& !encoding.equalsIgnoreCase( "BASE64" ) )
581
!encoding.equals( "8BIT" ) &&
582
!encoding.equals( "QUOTED-PRINTABLE" ) )
583
//&& !encoding.equals( "BASE64" ) )
619
585
throw new ParseException( R.string.error_vcf_encoding );
622
588
// parse charset parameter
623
589
String charset = checkParam( name_param_parts, "CHARSET" );
624
if( charset != null )
625
charset = charset.toUpperCase( Locale.ENGLISH );
590
if( charset != null ) charset = charset.toUpperCase();
626
591
if( charset != null &&
627
!charset.equalsIgnoreCase( "US-ASCII" ) &&
628
!charset.equalsIgnoreCase( "ASCII" ) &&
629
!charset.equalsIgnoreCase( "UTF-8" ) )
592
!charset.equals( "US-ASCII" ) &&
593
!charset.equals( "ASCII" ) &&
594
!charset.equals( "UTF-8" ) )
631
596
throw new ParseException( R.string.error_vcf_charset );
634
599
// do unencoding (or default to a fake unencoding result with
635
600
// the raw string)
636
601
UnencodeResult unencoding_result = null;
637
if( encoding != null &&
638
encoding.equalsIgnoreCase( "QUOTED-PRINTABLE" ) )
602
if( encoding != null && encoding.equals( "QUOTED-PRINTABLE" ) )
640
603
unencoding_result = unencodeQuotedPrintable( value );
642
// else if( encoding != null &&
643
// encoding.equalsIgnoreCase( "BASE64" ) )
604
// else if( encoding != null && encoding.equals( "BASE64" ) )
645
605
// unencoding_result = unencodeBase64( props[ 1 ], charset );
647
606
if( unencoding_result != null ) {
648
607
value = unencoding_result.getBuffer();
649
608
if( unencoding_result.isAnotherLineRequired() )
650
609
_parser_multiline_state = MULTILINE_ENCODED;
653
// convert 8-bit US-ASCII charset to UTF-8 (where no charset is
654
// specified for a v2.1 vcard entry, we assume it's US-ASCII)
655
if( ( charset == null && _version.equals( "2.1" ) ) ||
656
( charset != null && (
657
charset.equalsIgnoreCase( "ASCII" ) ||
658
charset.equalsIgnoreCase( "US-ASCII" ) ) ) )
612
// convert 8-bit ASCII charset to US-ASCII
613
if( charset == null || charset.equals( "ASCII" ) ) {
660
614
value = transcodeAsciiToUtf8( value );
663
// process charset (value is now in UTF-8)
664
619
String string_value;
666
621
string_value = new String( value.array(), value.position(),
667
value.limit() - value.position(), "UTF-8" );
622
value.limit() - value.position(), charset );
668
623
} catch( UnsupportedEncodingException e ) {
669
624
throw new ParseException( R.string.error_vcf_charset );
703
658
if( complete_value.length() < 1 ) return;
705
660
// parse some properties
706
if( name_param_parts[ 0 ].equalsIgnoreCase( "N" ) )
661
if( name_param_parts[ 0 ].equals( "N" ) )
707
662
parseN( name_param_parts, complete_value );
708
else if( name_param_parts[ 0 ].equalsIgnoreCase( "FN" ) )
663
else if( name_param_parts[ 0 ].equals( "FN" ) )
709
664
parseFN( name_param_parts, complete_value );
710
else if( name_param_parts[ 0 ].equalsIgnoreCase( "ORG" ) )
665
else if( name_param_parts[ 0 ].equals( "ORG" ) )
711
666
parseORG( name_param_parts, complete_value );
712
else if( name_param_parts[ 0 ].equalsIgnoreCase( "TITLE" ) )
667
else if( name_param_parts[ 0 ].equals( "TITLE" ) )
713
668
parseTITLE( name_param_parts, complete_value );
714
else if( name_param_parts[ 0 ].equalsIgnoreCase( "TEL" ) )
669
else if( name_param_parts[ 0 ].equals( "TEL" ) )
715
670
parseTEL( name_param_parts, complete_value );
716
else if( name_param_parts[ 0 ].equalsIgnoreCase( "EMAIL" ) )
671
else if( name_param_parts[ 0 ].equals( "EMAIL" ) )
717
672
parseEMAIL( name_param_parts, complete_value );
718
else if( name_param_parts[ 0 ].equalsIgnoreCase( "ADR" ) )
673
else if( name_param_parts[ 0 ].equals( "ADR" ) )
719
674
parseADR( name_param_parts, complete_value );
720
else if( name_param_parts[ 0 ].equalsIgnoreCase( "LABEL" ) )
721
parseLABEL( name_param_parts, complete_value );
722
else if( name_param_parts[ 0 ].equalsIgnoreCase( "NOTE" ) )
723
parseNOTE( name_param_parts, complete_value );
724
else if( name_param_parts[ 0 ].equalsIgnoreCase( "BDAY" ) )
725
parseBDAY( name_param_parts, complete_value );
741
690
return ( count & 1 ) == 1;
744
private String[] splitValueByCharacter( String value, char character )
693
private String[] splitValueBySemicolon( String value )
746
// split string in to parts by specified character
695
// split string in to parts by semicolon
747
696
ArrayList< String > parts = new ArrayList< String >(
748
Arrays.asList( value.split( "" + character ) ) );
697
Arrays.asList( value.split( ";" ) ) );
750
699
// go through parts
751
700
for( int a = 0; a < parts.size(); a++ )
753
702
String str = parts.get( a );
755
// Look for parts that end in an escape character, but ignore
756
// the final part. We've already detected escape chars at the
704
// look for parts that end in an escape character, but ignore
705
// the final part. We've already detected escape chars at the
757
706
// end of the final part in parseLine() and handled multi-lines
759
708
if( a < parts.size() - 1 &&
760
709
doesStringEndInAnEscapeChar( str ) )
762
// append the escaped character, join the next part to this
763
// part and remove the next part
711
// join the next part to this part and remove the next part
764
712
parts.set( a, str.substring( 0, str.length() - 1 ) +
765
character + parts.get( a + 1 ) );
713
';' + parts.get( a + 1 ) );
766
714
parts.remove( a + 1 );
768
716
// re-visit this part
779
727
return parts.toArray( ret );
782
private String unescapeValue( String value )
784
StringBuilder ret = new StringBuilder( value.length() );
785
boolean in_escape = false;
786
for( int a = 0; a < value.length(); a++ )
788
int c = value.codePointAt( a );
790
// process a normal character
795
ret.append( Character.toChars( c ) );
799
// process an escape sequence
805
// add tab (invalid/non-standard, but accepted)
816
// add escaped character
817
ret.append( Character.toChars( c ) );
820
// unknown escape sequence, so add it unescaped
821
// (invalid/non-standard, but accepted)
823
ret.append( Character.toChars( c ) );
828
return ret.toString();
831
730
private void parseN( String[] params, String value )
833
732
// already got a better name?
834
733
if( _name_level >= NAMELEVEL_N ) return;
836
735
// get name parts
837
String[] name_parts = splitValueByCharacter( value, ';' );
736
String[] name_parts = splitValueBySemicolon( value );
841
final int[] part_order = { 3, 1, 2, 0, 4 };
842
for( int a = 0; a < part_order.length; a++ )
843
if( name_parts.length > part_order[ a ] &&
844
name_parts[ part_order[ a ] ].length() > 0 )
846
// split this part in to it's comma-separated bits
847
String[] name_part_parts = splitValueByCharacter(
848
name_parts[ part_order[ a ] ], ',' );
849
for( int b = 0; b < name_part_parts.length; b++ )
850
if( name_part_parts[ b ].length() > 0 )
852
if( value.length() > 0 ) value += " ";
853
value += name_part_parts[ b ];
740
if( name_parts.length > 1 && name_parts[ 1 ].length() > 0 )
741
value += name_parts[ 1 ];
742
if( name_parts.length > 0 && name_parts[ 0 ].length() > 0 )
743
value += ( value.length() == 0? "" : " " ) + name_parts[ 0 ];
858
setName( unescapeValue( value ) );
859
747
_name_level = NAMELEVEL_N;
957
843
boolean is_preferred = types.contains( "PREF" );
959
845
if( types.contains( "WORK" ) )
846
type = Contacts.ContactMethods.TYPE_WORK;
848
type = Contacts.ContactMethods.TYPE_HOME;
964
addEmail( unescapeValue( value ), type, is_preferred );
850
addEmail( value, type, is_preferred );
967
853
private void parseADR( String[] params, String value )
969
855
// get address parts
970
String[] adr_parts = splitValueByCharacter( value, ';' );
856
String[] adr_parts = splitValueBySemicolon( value );
974
for( int a = 0; a < adr_parts.length; a++ )
975
if( adr_parts[ a ].length() > 0 )
977
// version 3.0 vCards allow further splitting by comma
978
if( _version.equals( "3.0" ) )
980
// split this part in to it's comma-separated bits and
981
// add them on individual lines
982
String[] adr_part_parts =
983
splitValueByCharacter( adr_parts[ a ], ',' );
984
for( int b = 0; b < adr_part_parts.length; b++ )
985
if( adr_part_parts[ b ].length() > 0 )
987
if( value.length() > 0 ) value += "\n";
988
value += adr_part_parts[ b ];
993
// add this part on an individual line
994
if( value.length() > 0 ) value += "\n";
995
value += adr_parts[ a ];
999
Set< String > types = extractTypes( params, Arrays.asList(
1000
"PREF", "WORK", "HOME" ) );
1004
if( types.contains( "WORK" ) )
1009
addAddress( unescapeValue( value ), type );
1012
private void parseLABEL( String[] params, String value )
1014
Set< String > types = extractTypes( params, Arrays.asList(
1015
"PREF", "WORK", "HOME" ) );
1019
if( types.contains( "WORK" ) )
1024
addAddress( unescapeValue( value ), type );
1027
private void parseNOTE( String[] params, String value )
1029
addNote( unescapeValue( value ) );
1032
private void parseBDAY( String[] params, String value )
1034
setBirthday( value );
860
for( int a = 0; a < adr_parts.length; a++ ) {
861
if( value.length() > 0 ) value += "\n";
862
value += adr_parts[ a ].trim();
865
Set< String > types = extractTypes( params, Arrays.asList(
866
"PREF", "WORK", "HOME", "INTERNET" ) );
870
if( types.contains( "WORK" ) )
871
type = Contacts.ContactMethods.TYPE_WORK;
873
type = Contacts.ContactMethods.TYPE_HOME;
875
addAddress( value, type );
1037
878
public void finaliseVcard()
1038
879
throws ParseException, ContactNotIdentifiableException
1040
881
// missing version (and data is present)
1041
if( _version == null && _content_lines != null )
882
if( _version == null && _buffers != null )
1042
883
throw new ParseException( R.string.error_vcf_malformed );
1044
885
// finalise the parent class
1049
* Amongst the params, find the value of the first, only, of any with
1050
* the specified name.
1054
* @return a value, or null
1056
889
private String checkParam( String[] params, String name )
1058
String[] res = checkParams( params, name );
1059
return res.length > 0? res[ 0 ] : null;
1063
* Amongst the params, find the values of any with the specified name.
1067
* @return an array of values, or null
1069
private String[] checkParams( String[] params, String name )
1071
HashSet< String > ret = new HashSet< String >();
1073
891
Pattern p = Pattern.compile(
1074
"^" + name + "[ \\t]*=[ \\t]*(\"?)(.*)\\1$",
1075
Pattern.CASE_INSENSITIVE );
892
"^" + name + "[ \\t]*=[ \\t]*(\"?)(.*)\\1$" );
1076
893
for( int i = 0; i < params.length; i++ ) {
1077
894
Matcher m = p.matcher( params[ i ] );
1078
895
if( m.matches() )
1079
ret.add( m.group( 2 ) );
1082
return (String[]) ret.toArray( new String[ ret.size() ] );
1086
* Amongst the params, return any type values present. For v2.1 vCards,
1087
* those types are just parameters. For v3.0, they are prefixed with
1088
* "TYPE=". There may also be multiple type parameters.
1090
* @param params an array of params to look for types in
1091
* @param valid_types an list of upper-case type values to look for
1092
* @return a set of present type values
1094
901
private Set< String > extractTypes( String[] params,
1095
902
List< String > valid_types )
1097
904
HashSet< String > types = new HashSet< String >();
1099
906
// get 3.0-style TYPE= param
1100
String type_params[] = checkParams( params, "TYPE" );
1101
for( int a = 0; a < type_params.length; a++ )
1103
// check for a comma-separated list of types (why? I don't think
1104
// this is in the specs!)
1105
String[] parts = type_params[ a ].split( "," );
1106
for( int i = 0; i < parts.length; i++ ) {
1107
String ucpart = parts[ i ].toUpperCase( Locale.ENGLISH );
1108
if( valid_types.contains( ucpart ) )
1109
types.add( ucpart );
908
if( ( type_param = checkParam( params, "TYPE" ) ) != null ) {
909
String[] parts = type_param.split( "," );
910
for( int i = 0; i < parts.length; i++ )
911
if( valid_types.contains( parts[ i ] ) )
912
types.add( parts[ i ] );
1113
915
// get 2.1-style type param
1114
916
if( _version.equals( "2.1" ) ) {
1115
for( int i = 1; i < params.length; i++ ) {
1116
String ucparam = params[ i ].toUpperCase( Locale.ENGLISH );
1117
if( valid_types.contains( ucparam ) )
1118
types.add( ucparam );
917
for( int i = 1; i < params.length; i++ )
918
if( valid_types.contains( params[ i ] ) )
919
types.add( params[ i ] );