140
155
private void importVCardFile( File file ) throws AbortImportException
157
// check file is good
159
showError( getText( R.string.error_filenotfound ) +
161
if( file.length() == 0 )
162
showError( getText( R.string.error_fileisempty ) +
145
BufferedReader reader = new BufferedReader(
146
new FileReader( file ) );
149
StringBuffer content = new StringBuffer();
151
while( ( line = reader.readLine() ) != null )
152
content.append( line ).append( "\n" );
154
importVCardFileContent( content.toString(), file.getName() );
168
FileInputStream istream = new FileInputStream( file );
169
byte[] content = new byte[ (int)file.length() ];
170
istream.read( content );
173
importVCardFileContent( content, file.getName() );
156
175
catch( FileNotFoundException e ) {
157
showError( getText( R.string.error_filenotfound ) + file.getName() );
176
showError( getText( R.string.error_filenotfound ) +
159
179
catch( IOException e ) {
160
180
showError( getText( R.string.error_ioerror ) + file.getName() );
164
private void importVCardFileContent( String content, String fileName )
165
throws AbortImportException
184
private void importVCardFileContent( byte[] content, String fileName )
185
throws AbortImportException
167
// unfold RFC2425 section 5.8.1 folded lines, except that we must also
168
// handle embedded Quoted-Printable encodings that have a trailing '='.
169
// So we remove these first before doing RFC2425 unfolding.
170
content = content.replaceAll( "=\n[ \\t]", "" )
171
.replaceAll( "\n[ \\t]", "" );
173
// get lines and parse them
174
String[] lines = content.split( "\n" );
176
for( int i = 0; i < lines.length; i++ )
189
ContentLineIterator cli = new ContentLineIterator( content );
190
while( cli.hasNext() )
178
String line = lines[ i ];
180
if( vCard == null ) {
192
ByteBuffer buffer = cli.next();
194
// get a US-ASCII version of the line for processing
197
line = new String( buffer.array(), buffer.position(),
198
buffer.limit() - buffer.position(), "US-ASCII" );
200
catch( UnsupportedEncodingException e ) {
201
// we know US-ASCII is supported, so appease the compiler...
205
if( vcard == null ) {
181
206
// look for vcard beginning
182
if( line.matches( "^BEGIN[ \\t]*:[ \\t]*VCARD" ) ) {
207
if( line.matches( "^BEGIN:VCARD" ) ) {
183
208
setProgress( ++_progress );
188
213
// look for vcard content or ending
189
if( line.matches( "^END[ \\t]*:[ \\t]*VCARD" ) )
214
if( line.matches( "^END:VCARD" ) )
191
216
// store vcard and do away with it
193
vCard.finaliseParsing();
194
importContact( vCard );
218
vcard.finaliseParsing();
219
importContact( vcard );
196
221
catch( VCard.ParseException e ) {
198
223
if( !showContinue(
199
getText( R.string.error_vcf_parse ).toString()
200
+ fileName + "\n" + e.getMessage() ) )
224
getText( R.string.error_vcf_parse ).toString()
225
+ fileName + "\n" + e.getMessage() ) )
201
227
finish( ACTION_ABORT );
203
230
catch( VCard.SkipContactException e ) {
211
238
// try giving the line to the vcard
213
vCard.parseLine( line );
240
vcard.parseLine( buffer, line,
241
cli.doesNextLineLookFolded() );
215
243
catch( VCard.ParseException e ) {
217
245
if( !showContinue(
218
getText( R.string.error_vcf_parse ).toString()
219
+ fileName + "\n" + e.getMessage() ) )
246
getText( R.string.error_vcf_parse ).toString()
247
+ fileName + "\n" + e.getMessage() ) )
220
249
finish( ACTION_ABORT );
222
252
// although we're continuing, we still need to abort
223
253
// this vCard. Further lines will be ignored until we
224
254
// get to another BEGIN:VCARD line.
227
257
catch( VCard.SkipContactException e ) {
229
259
// abort this vCard. Further lines will be ignored until
230
260
// we get to another BEGIN:VCARD line.
268
class ContentLineIterator implements Iterator< ByteBuffer >
270
protected byte[] _content = null;
271
protected int _pos = 0;
273
public ContentLineIterator( byte[] content )
279
public boolean hasNext()
281
return _pos < _content.length;
285
public ByteBuffer next()
287
int initial_pos = _pos;
290
for( ; _pos < _content.length; _pos++ )
291
if( _content[ _pos ] == '\n' )
293
// adjust for a \r preceding the \n
294
int to = ( _pos > 0 && _content[ _pos - 1 ] == '\r' &&
295
_pos > initial_pos )? _pos - 1 : _pos;
297
return ByteBuffer.wrap( _content, initial_pos,
301
// we didn't find one, but were there bytes left?
302
if( _pos != initial_pos ) {
305
return ByteBuffer.wrap( _content, initial_pos,
310
throw new NoSuchElementException();
316
throw new UnsupportedOperationException();
320
* Does the next line, if there is one, look like it should be folded
321
* onto the end of this one?
324
public boolean doesNextLineLookFolded()
326
return _pos > 0 && _pos < _content.length &&
327
_content[ _pos - 1 ] == '\n' && _content[ _pos ] == ' ';
238
331
private class VCard extends ContactData
240
333
private final static int NAMELEVEL_NONE = 0;
241
private final static int NAMELEVEL_ORG = 1;
242
private final static int NAMELEVEL_FN = 2;
243
private final static int NAMELEVEL_N = 3;
334
private final static int NAMELEVEL_FN = 1;
335
private final static int NAMELEVEL_N = 2;
337
private final static int MULTILINE_NONE = 0;
338
private final static int MULTILINE_ENCODED = 1; // v2.1 quoted-printable
339
private final static int MULTILINE_ESCAPED = 2; // v2.1 \\CRLF
340
private final static int MULTILINE_FOLDED = 3; // v3.0 folding
245
342
private String _version = null;
246
private Vector< String > _lines = null;
247
private int _nameLevel = NAMELEVEL_NONE;
343
private Vector< ByteBuffer > _buffers = null;
344
private int _name_level = NAMELEVEL_NONE;
345
private int _parser_multiline_state = MULTILINE_NONE;
346
private String _parser_current_name_and_params = null;
347
private String _parser_buffered_value_so_far = "";
348
private String _cached_organisation = null;
349
private String _cached_title = null;
351
protected class UnencodeResult
353
private boolean _another_line_required;
354
private ByteBuffer _buffer;
356
public UnencodeResult( boolean another_line_required,
359
_another_line_required = another_line_required;
363
public boolean isAnotherLineRequired()
365
return _another_line_required;
368
public ByteBuffer getBuffer()
374
@SuppressWarnings("serial")
249
375
protected class ParseException extends Exception
377
@SuppressWarnings("unused")
251
378
public ParseException( String error )
389
@SuppressWarnings("serial")
262
390
protected class SkipContactException extends Exception { }
264
public void parseLine( String line )
265
throws ParseException, SkipContactException,
268
// get property halves
269
String[] props = line.split( ":" );
270
for( int i = 0; i < props.length; i++ )
271
props[ i ] = props[ i ].trim();
272
if( props.length < 2 ||
273
props[ 0 ].length() < 1 || props[ 1 ].length() < 1 )
274
throw new ParseException( R.string.error_vcf_malformed );
392
private String extractCollonPartFromLine( ByteBuffer buffer,
393
String line, boolean former )
397
// get a US-ASCII version of the line for processing, unless we were
401
line = new String( buffer.array(), buffer.position(),
402
buffer.limit() - buffer.position(), "US-ASCII" );
404
catch( UnsupportedEncodingException e ) {
405
// we know US-ASCII is supported, so appease the compiler...
410
// split line into name and value parts and check to make sure we
411
// only got 2 parts and that the first part is not zero in length
412
String[] parts = line.split( ":", 2 );
413
if( parts.length == 2 && parts[ 0 ].length() > 0 )
414
ret = parts[ former? 0 : 1 ];
419
private String extractNameAndParamsFromLine( ByteBuffer buffer,
422
return extractCollonPartFromLine( buffer, line, true );
425
private String extractValueFromLine( ByteBuffer buffer, String line )
427
return extractCollonPartFromLine( buffer, line, false );
430
public void parseLine( ByteBuffer buffer, String line,
431
boolean next_line_looks_folded )
432
throws ParseException, SkipContactException,
435
// do we have a version yet?
276
436
if( _version == null )
278
if( props[ 0 ].equals( "VERSION" ) )
438
// tentatively get name and params from line
439
String name_and_params =
440
extractNameAndParamsFromLine( buffer, line );
442
// is it a version line?
443
if( name_and_params != null &&
444
name_and_params.equals( "VERSION" ) )
281
if( !props[ 1 ].equals( "2.1" ) &&
282
!props[ 1 ].equals( "3.0" ) )
447
String value = extractValueFromLine( buffer, line );
448
if( !value.equals( "2.1" ) && !value.equals( "3.0" ) )
283
449
throw new ParseException( R.string.error_vcf_version );
284
_version = props[ 1 ];
286
// parse any other lines we've accumulated so far
288
for( int i = 0; i < _lines.size(); i++ )
289
parseLine( _lines.get( i ) );
452
// parse any buffers we've been accumulating while we waited
454
if( _buffers != null )
455
for( int i = 0; i < _buffers.size(); i++ )
456
parseLine( _buffers.get( i ), null,
457
i + 1 < _buffers.size() &&
458
_buffers.get( i + 1 ).hasRemaining() &&
459
_buffers.get( i + 1 ).get(
460
_buffers.get( i + 1 ).position() ) == ' ' );
294
// stash this line till we have a version
296
_lines = new Vector< String >();
465
// no, so stash this line till we get a version
466
if( _buffers == null )
467
_buffers = new Vector< ByteBuffer >();
468
_buffers.add( buffer );
473
// name and params and the position in the buffer where the
474
// "value" part of the line start
475
String name_and_params;
478
if( _parser_multiline_state != MULTILINE_NONE )
480
// if we're currently in a multi-line value, use the stored
481
// property name and parameters
482
name_and_params = _parser_current_name_and_params;
484
// skip some initial line characters, depending on the type
485
// of multi-line we're handling
486
pos = buffer.position();
487
switch( _parser_multiline_state )
489
case MULTILINE_FOLDED:
492
case MULTILINE_ENCODED:
493
while( pos < buffer.limit() && (
494
buffer.get( pos ) == ' ' ||
495
buffer.get( pos ) == '\t' ) )
504
// take us out of multi-line so that we can re-detect that
505
// this line is a multi-line or not
506
_parser_multiline_state = MULTILINE_NONE;
510
// get name and params from line, and since we're not
511
// parsing a subsequent line in a multi-line, this should
512
// not fail, or it's an error
514
extractNameAndParamsFromLine( buffer, line );
515
if( name_and_params == null )
516
throw new ParseException(
517
R.string.error_vcf_malformed );
519
// calculate how many chars to skip from beginning of line
520
// so we skip the property "name:" part
521
pos = buffer.position() + name_and_params.length() + 1;
523
// reset the saved multi-line state
524
_parser_current_name_and_params = name_and_params;
525
_parser_buffered_value_so_far = "";
528
// get value from buffer, as raw bytes
530
value = ByteBuffer.wrap( buffer.array(), pos,
531
buffer.limit() - pos );
302
533
// get parameter parts
303
String[] params = props[ 0 ].split( ";" );
304
for( int i = 0; i < params.length; i++ )
305
params[ i ] = params[ i ].trim();
534
String[] name_param_parts = name_and_params.split( ";", -1 );
535
for( int i = 0; i < name_param_parts.length; i++ )
536
name_param_parts[ i ] = name_param_parts[ i ].trim();
538
// parse encoding parameter
539
String encoding = checkParam( name_param_parts, "ENCODING" );
540
if( encoding != null ) encoding = encoding.toUpperCase();
541
if( encoding != null && !encoding.equals( "8BIT" ) &&
542
!encoding.equals( "QUOTED-PRINTABLE" ) )
543
//&& !encoding.equals( "BASE64" ) )
545
throw new ParseException( R.string.error_vcf_encoding );
548
// parse charset parameter
549
String charset = checkParam( name_param_parts, "CHARSET" );
550
if( charset != null ) charset = charset.toUpperCase();
551
if( charset != null && !charset.equals( "US-ASCII" ) &&
552
!charset.equals( "ASCII" ) &&
553
!charset.equals( "UTF-8" ) )
555
throw new ParseException( R.string.error_vcf_charset );
558
// do unencoding (or default to a fake unencoding result with
560
UnencodeResult unencoding_result = null;
561
if( encoding != null && encoding.equals( "QUOTED-PRINTABLE" ) )
562
unencoding_result = unencodeQuotedPrintable( value );
563
// else if( encoding != null && encoding.equals( "BASE64" ) )
564
// unencoding_result = unencodeBase64( props[ 1 ], charset );
565
if( unencoding_result != null ) {
566
value = unencoding_result.getBuffer();
567
if( unencoding_result.isAnotherLineRequired() )
568
_parser_multiline_state = MULTILINE_ENCODED;
571
// convert 8-bit ASCII charset to US-ASCII
572
if( charset == null || charset.equals( "ASCII" ) ) {
573
value = transcodeAsciiToUtf8( value );
580
string_value = new String( value.array(), value.position(),
581
value.limit() - value.position(), charset );
582
} catch( UnsupportedEncodingException e ) {
583
throw new ParseException( R.string.error_vcf_charset );
586
// for some entries that have semicolon-separated value parts,
587
// check to see if the value ends in an escape character, which
588
// indicates that we have a multi-line value
589
if( ( name_param_parts[ 0 ].equals( "N" ) ||
590
name_param_parts[ 0 ].equals( "ORG" ) ||
591
name_param_parts[ 0 ].equals( "ADR" ) ) &&
592
doesStringEndInAnEscapeChar( string_value ) )
594
_parser_multiline_state = MULTILINE_ESCAPED;
595
string_value = string_value.substring( 0,
596
string_value.length() - 1 );
599
// now we know whether we're in an encoding multi-line,
600
// determine if we're in a v3 folded multi-line or not
601
if( _parser_multiline_state == MULTILINE_NONE &&
602
_version.equals( "3.0" ) && next_line_looks_folded )
604
_parser_multiline_state = MULTILINE_FOLDED;
607
// handle multi-lines by buffering them and parsing them when we
608
// are processing the last line in a multi-line sequence
609
if( _parser_multiline_state != MULTILINE_NONE ) {
610
_parser_buffered_value_so_far += string_value;
613
String complete_value =
614
( _parser_buffered_value_so_far + string_value ).trim();
616
// ignore empty values
617
if( complete_value.length() < 1 ) return;
307
619
// parse some properties
308
if( params[ 0 ].equals( "N" ) )
309
parseN( params, props[ 1 ] );
310
else if( params[ 0 ].equals( "FN" ) )
311
parseFN( params, props[ 1 ] );
312
else if( params[ 0 ].equals( "ORG" ) )
313
parseORG( params, props[ 1 ] );
314
else if( params[ 0 ].equals( "TEL" ) )
315
parseTEL( params, props[ 1 ] );
316
else if( params[ 0 ].equals( "EMAIL" ) )
317
parseEMAIL( params, props[ 1 ] );
620
if( name_param_parts[ 0 ].equals( "N" ) )
621
parseN( name_param_parts, complete_value );
622
else if( name_param_parts[ 0 ].equals( "FN" ) )
623
parseFN( name_param_parts, complete_value );
624
else if( name_param_parts[ 0 ].equals( "ORG" ) )
625
parseORG( name_param_parts, complete_value );
626
else if( name_param_parts[ 0 ].equals( "TITLE" ) )
627
parseTITLE( name_param_parts, complete_value );
628
else if( name_param_parts[ 0 ].equals( "TEL" ) )
629
parseTEL( name_param_parts, complete_value );
630
else if( name_param_parts[ 0 ].equals( "EMAIL" ) )
631
parseEMAIL( name_param_parts, complete_value );
632
else if( name_param_parts[ 0 ].equals( "ADR" ) )
633
parseADR( name_param_parts, complete_value );
637
private boolean doesStringEndInAnEscapeChar( String string )
639
// count the number of backslashes at the end of the string
641
for( int a = string.length() - 1; a >= 0; a-- )
642
if( string.charAt( a ) == '\\' )
647
// if there are an even number of backslashes then the final one
649
return ( count & 1 ) == 1;
652
private String[] splitValueBySemicolon( String value )
654
// split string in to parts by semicolon
655
ArrayList< String > parts = new ArrayList< String >(
656
Arrays.asList( value.split( ";" ) ) );
659
for( int a = 0; a < parts.size(); a++ )
661
String str = parts.get( a );
663
// look for parts that end in an escape character, but ignore
664
// the final part. We've already detected escape chars at the
665
// end of the final part in parseLine() and handled multi-lines
667
if( a < parts.size() - 1 &&
668
doesStringEndInAnEscapeChar( str ) )
670
// join the next part to this part and remove the next part
671
parts.set( a, str.substring( 0, str.length() - 1 ) +
672
';' + parts.get( a + 1 ) );
673
parts.remove( a + 1 );
675
// re-visit this part
680
// trim and replace string
685
String[] ret = new String[ parts.size() ];
686
return parts.toArray( ret );
321
689
private void parseN( String[] params, String value )
322
throws ParseException, SkipContactException,
325
691
// already got a better name?
326
if( _nameLevel >= NAMELEVEL_N ) return;
692
if( _name_level >= NAMELEVEL_N ) return;
328
694
// get name parts
329
String[] nameparts = value.split( ";" );
330
for( int i = 0; i < nameparts.length; i++ )
331
nameparts[ i ] = nameparts[ i ].trim();
695
String[] name_parts = splitValueBySemicolon( value );
335
if( nameparts.length > 1 && nameparts[ 1 ].length() > 0 )
336
value += nameparts[ 1 ];
337
if( nameparts[ 0 ].length() > 0 )
338
value += ( value.length() == 0? "" : " " ) + nameparts[ 0 ];
699
if( name_parts.length > 1 && name_parts[ 1 ].length() > 0 )
700
value += name_parts[ 1 ];
701
if( name_parts.length > 0 && name_parts[ 0 ].length() > 0 )
702
value += ( value.length() == 0? "" : " " ) + name_parts[ 0 ];
341
setName( undoCharsetAndEncoding( params, value ) );
342
_nameLevel = NAMELEVEL_N;
344
// check now to see if we need to import this contact (to avoid
345
// parsing the rest of the vCard unnecessarily)
346
if( !isImportRequired( getName() ) )
347
throw new SkipContactException();
706
_name_level = NAMELEVEL_N;
350
709
private void parseFN( String[] params, String value )
351
throws ParseException, SkipContactException
353
711
// already got a better name?
354
if( _nameLevel >= NAMELEVEL_FN ) return;
712
if( _name_level >= NAMELEVEL_FN ) return;
357
setName( undoCharsetAndEncoding( params, value ) );
358
_nameLevel = NAMELEVEL_FN;
716
_name_level = NAMELEVEL_FN;
361
719
private void parseORG( String[] params, String value )
362
throws ParseException, SkipContactException
364
// already got a better name?
365
if( _nameLevel >= NAMELEVEL_ORG ) return;
368
String[] orgparts = value.split( ";" );
369
for( int i = 0; i < orgparts.length; i++ )
370
orgparts[ i ] = orgparts[ i ].trim();
373
if( orgparts[ 0 ].length() == 0 && orgparts.length > 1 )
374
value = orgparts[ 1 ];
376
value = orgparts[ 0 ];
379
setName( undoCharsetAndEncoding( params, value ) );
380
_nameLevel = NAMELEVEL_ORG;
722
String[] org_parts = splitValueBySemicolon( value );
723
if( org_parts == null || org_parts.length < 1 ) return;
725
// build organisation name
726
StringBuilder builder = new StringBuilder(
727
String.valueOf( org_parts[ 0 ] ) );
728
for( int a = 1; a < org_parts.length; a++ )
729
builder.append( ", " ).append( org_parts[ a ] );
730
String organisation = builder.toString();
732
// set organisation name (using a title we've previously found)
733
addOrganisation( organisation, _cached_title, true );
735
// if we've not previously found a title, store this organisation
736
// name (we'll need it when we find a title to update the
737
// organisation, by name), else if we *have* previously found a
738
// title, clear it (since we just used it)
739
if( _cached_title == null )
740
_cached_organisation = organisation;
742
_cached_title = null;
745
private void parseTITLE( String[] params, String value )
747
// if we previously had an organisation, look it up and append this
749
if( _cached_organisation != null && hasOrganisations() ) {
750
HashMap< String, ExtraDetail > datas = getOrganisations();
751
ExtraDetail detail = datas.get( _cached_organisation );
753
detail.setExtra( value );
756
// same as when handling organisation, if we've not previously found
757
// an organisation we store this title, else we clear it (since we
758
// just appended this title to it)
759
if( _cached_organisation == null )
760
_cached_title = value;
762
_cached_organisation = null;
383
765
private void parseTEL( String[] params, String value )
384
throws ParseException
386
767
if( value.length() == 0 ) return;
388
769
Set< String > types = extractTypes( params, Arrays.asList(
389
"PREF", "HOME", "WORK", "VOICE", "FAX", "MSG", "CELL",
390
"PAGER", "BBS", "MODEM", "CAR", "ISDN", "VIDEO" ) );
770
"PREF", "HOME", "WORK", "VOICE", "FAX", "MSG", "CELL",
771
"PAGER", "BBS", "MODEM", "CAR", "ISDN", "VIDEO" ) );
392
773
// here's the logic...
393
boolean preferred = types.contains( "PREF" );
394
if( types.contains( "VOICE" ) )
395
if( types.contains( "WORK" ) )
396
addPhone( value, PhonesColumns.TYPE_WORK, preferred );
398
addPhone( value, PhonesColumns.TYPE_HOME, preferred );
399
else if( types.contains( "CELL" ) || types.contains( "VIDEO" ) )
400
addPhone( value, PhonesColumns.TYPE_MOBILE, preferred );
774
boolean is_preferred = types.contains( "PREF" );
401
776
if( types.contains( "FAX" ) )
402
777
if( types.contains( "HOME" ) )
403
addPhone( value, PhonesColumns.TYPE_FAX_HOME, preferred );
778
type = PhonesColumns.TYPE_FAX_HOME;
405
addPhone( value, PhonesColumns.TYPE_FAX_WORK, preferred );
406
if( types.contains( "PAGER" ) )
407
addPhone( value, PhonesColumns.TYPE_PAGER, preferred );
780
type = PhonesColumns.TYPE_FAX_WORK;
781
else if( types.contains( "CELL" ) || types.contains( "VIDEO" ) )
782
type = PhonesColumns.TYPE_MOBILE;
783
else if( types.contains( "PAGER" ) )
784
type = PhonesColumns.TYPE_PAGER;
785
else if( types.contains( "WORK" ) )
786
type = PhonesColumns.TYPE_WORK;
788
type = PhonesColumns.TYPE_HOME;
791
addNumber( value, type, is_preferred );
410
794
public void parseEMAIL( String[] params, String value )
412
796
if( value.length() == 0 ) return;
414
798
Set< String > types = extractTypes( params, Arrays.asList(
415
"PREF", "WORK", "HOME", "INTERNET" ) );
417
// here's the logic...
418
boolean preferred = types.contains( "PREF" );
419
if( types.contains( "WORK" ) )
420
addEmail( value, Contacts.ContactMethods.TYPE_WORK, preferred );
422
addEmail( value, Contacts.ContactMethods.TYPE_HOME, preferred );
799
"PREF", "WORK", "HOME", "INTERNET" ) );
802
boolean is_preferred = types.contains( "PREF" );
804
if( types.contains( "WORK" ) )
805
type = Contacts.ContactMethods.TYPE_WORK;
807
type = Contacts.ContactMethods.TYPE_HOME;
809
addEmail( value, type, is_preferred );
812
private void parseADR( String[] params, String value )
815
String[] adr_parts = splitValueBySemicolon( value );
819
for( int a = 0; a < adr_parts.length; a++ ) {
820
if( value.length() > 0 ) value += "\n";
821
value += adr_parts[ a ].trim();
824
Set< String > types = extractTypes( params, Arrays.asList(
825
"PREF", "WORK", "HOME", "INTERNET" ) );
829
if( types.contains( "WORK" ) )
830
type = Contacts.ContactMethods.TYPE_WORK;
832
type = Contacts.ContactMethods.TYPE_HOME;
834
addAddress( value, type );
425
837
public void finaliseParsing()
426
throws ParseException, SkipContactException,
838
throws ParseException, SkipContactException,
429
841
// missing version (and data is present)
430
if( _version == null && _lines != null )
842
if( _version == null && _buffers != null )
431
843
throw new ParseException( R.string.error_vcf_malformed );
433
// missing name properties?
434
if( _nameLevel == NAMELEVEL_NONE )
435
throw new ParseException( R.string.error_vcf_noname );
437
// check if we should import this one? If we've already got an 'N'-
438
// type name, this will already have been done by parseN() so we
439
// mustn't do this here (or it could prompt twice!)
440
if( _nameLevel < NAMELEVEL_N && !isImportRequired( getName() ) )
441
throw new SkipContactException();
444
private String undoCharsetAndEncoding( String[] params, String value )
445
throws ParseException
447
// check encoding/charset
448
String charset, encoding;
449
if( ( charset = checkParam( params, "CHARSET" ) ) != null &&
450
!charset.equals( "UTF-8" ) && !charset.equals( "UTF-16" ) )
451
throw new ParseException( R.string.error_vcf_charset );
452
if( ( encoding = checkParam( params, "ENCODING" ) ) != null &&
453
!encoding.equals( "QUOTED-PRINTABLE" ) )
454
throw new ParseException( R.string.error_vcf_encoding );
457
if( encoding != null && encoding.equals( "QUOTED-PRINTABLE" ) )
458
return unencodeQuotedPrintable( value, charset );
845
// check if we should import this contact
847
if( !isImportRequired( this ) )
848
throw new SkipContactException();
850
catch( ContactNeedsMoreInfoException e ) {
851
throw new ParseException( R.string.error_vcf_notenoughinfo );
464
855
private String checkParam( String[] params, String name )
466
Pattern p = Pattern.compile( "^" + name + "[ \\t]*=[ \\t]*(.*)$" );
857
Pattern p = Pattern.compile(
858
"^" + name + "[ \\t]*=[ \\t]*(\"?)(.*)\\1$" );
467
859
for( int i = 0; i < params.length; i++ ) {
468
860
Matcher m = p.matcher( params[ i ] );
469
861
if( m.matches() )
475
867
private Set< String > extractTypes( String[] params,
476
List< String > validTypes )
868
List< String > valid_types )
478
870
HashSet< String > types = new HashSet< String >();
480
872
// get 3.0-style TYPE= param
482
if( ( typeParam = checkParam( params, "TYPE" ) ) != null ) {
483
String[] bits = typeParam.split( "," );
484
for( int i = 0; i < bits.length; i++ )
485
if( validTypes.contains( bits[ i ] ) )
486
types.add( bits[ i ] );
874
if( ( type_param = checkParam( params, "TYPE" ) ) != null ) {
875
String[] parts = type_param.split( "," );
876
for( int i = 0; i < parts.length; i++ )
877
if( valid_types.contains( parts[ i ] ) )
878
types.add( parts[ i ] );
489
881
// get 2.1-style type param
490
882
if( _version.equals( "2.1" ) ) {
491
883
for( int i = 1; i < params.length; i++ )
492
if( validTypes.contains( params[ i ] ) )
884
if( valid_types.contains( params[ i ] ) )
493
885
types.add( params[ i ] );
499
private String unencodeQuotedPrintable( String str, String charset )
891
private UnencodeResult unencodeQuotedPrintable( ByteBuffer in )
501
// default encoding scheme
502
if( charset == null ) charset = "UTF-8";
893
boolean another = false;
504
// unencode quoted-pritable encoding, as per RFC1521 section 5.1
505
byte[] bytes = new byte[ str.length() ];
895
// unencode quoted-printable encoding, as per RFC1521 section 5.1
896
byte[] out = new byte[ in.limit() - in.position() ];
507
for( int i = 0; i < str.length(); i++, j++ ) {
508
char ch = str.charAt( i );
509
if( ch == '=' && i < str.length() - 2 ) {
511
Character.digit( str.charAt( i + 1 ), 16 ) * 16 +
512
Character.digit( str.charAt( i + 2 ), 16 ) );
898
for( int i = in.position(); i < in.limit(); i++ )
900
// get next char and process...
901
byte ch = in.array()[ i ];
902
if( ch == '=' && i < in.limit() - 2 )
904
// we found a =XX format byte, add it
906
Character.digit( in.array()[ i + 1 ], 16 ) * 16 +
907
Character.digit( in.array()[ i + 2 ], 16 ) );
910
else if( ch == '=' && i == in.limit() - 1 )
912
// we found a '=' at the end of a line signifying a multi-
913
// line string, so we don't add it.
516
bytes[ j ] = (byte)ch;
519
return new String( bytes, 0, j, charset );
520
} catch( UnsupportedEncodingException e ) { }
918
// just a normal char...
923
return new UnencodeResult( another, ByteBuffer.wrap( out, 0, j ) );
926
private ByteBuffer transcodeAsciiToUtf8( ByteBuffer in )
929
byte[] out = new byte[ ( in.limit() - in.position() ) * 2 ];
931
for( int a = in.position(); a < in.limit(); a++ )
933
// if char is < 127, keep it as-is
934
if( in.array()[ a ] >= 0 )
935
out[ j++ ] = in.array()[ a ];
937
// else, convert it to UTF-8
939
int b = 0xff & (int)in.array()[ a ];
940
out[ j++ ] = (byte)( 0xc0 | ( b >> 6 ) );
941
out[ j++ ] = (byte)( 0x80 | ( b & 0x3f ) );
945
return ByteBuffer.wrap( out, 0, j );