172
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private void importVCardFileContent( String content, String fileName )
173
175
throws AbortImportException
175
// unfold RFC2425 section 5.8.1 folded lines, except that we must also
176
// handle embedded Quoted-Printable encodings that have a trailing '='.
177
// So we remove these first before doing RFC2425 unfolding.
178
content = content.replaceAll( "=\n[ \\t]", "" )
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.replaceAll( "\n[ \\t]", "" );
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// get lines and parse them
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String[] lines = content.split( "\n" );
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VCard vCard = null;
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private String _version = null;
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private Vector< String > _lines = null;
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private int _nameLevel = NAMELEVEL_NONE;
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private int _name_level = NAMELEVEL_NONE;
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private boolean _parser_in_multiline = false;
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private String _parser_current_name_and_params = null;
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private String _parser_buffered_value_so_far = "";
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protected class UnencodeResult
258
private boolean _another_line_required;
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private byte[] _bytes;
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private int _num_bytes;
262
public UnencodeResult( boolean another_line_required, byte[] bytes,
265
_another_line_required = another_line_required;
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_num_bytes = num_bytes;
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public boolean isAnotherLineRequired()
272
return _another_line_required;
275
public byte[] getBytes()
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public int getNumBytes()
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@SuppressWarnings("serial")
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protected class ParseException extends Exception
276
305
throws ParseException, SkipContactException,
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AbortImportException
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// get property halves
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String[] props = line.split( ":" );
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// ignore empty lines
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if( line.trim() == "" ) return;
311
// split line into name and value parts (this may turn out to be
312
// unwanted if the line is a subsequent line in a multi-line
313
// value, but we have to do this now to check for and handle VCF
315
String[] props = line.split( ":", 2 );
281
316
for( int i = 0; i < props.length; i++ )
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props[ i ] = props[ i ].trim();
283
if( props.length < 2 ||
284
props[ 0 ].length() < 1 || props[ 1 ].length() < 1 )
285
throw new ParseException( R.string.error_vcf_malformed );
319
// if we haven't yet got a version, we won't be paring anything!
287
320
if( _version == null )
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if( props[ 0 ].equals( "VERSION" ) )
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// is this a version?
323
if( props.length == 2 && props[ 0 ].equals( "VERSION" ) )
325
// yes, check/store it
292
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if( !props[ 1 ].equals( "2.1" ) &&
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327
!props[ 1 ].equals( "3.0" ) )
294
328
throw new ParseException( R.string.error_vcf_version );
347
if( _parser_in_multiline )
349
// if we're currently in a multi-line value, use the stored
350
// property name and parameters
351
props = new String[ 2 ];
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props[ 0 ] = _parser_current_name_and_params;
353
props[ 1 ] = line.trim();
357
// for normal lines, check the property name/value bits
358
if( props.length < 2 || props[ 0 ].length() == 0 )
359
throw new ParseException(
360
R.string.error_vcf_malformed );
362
// ignore empty properties
363
if( props[ 1 ].length() < 1 )
366
// reset the saved multi-line state
367
_parser_current_name_and_params = props[ 0 ];
368
_parser_buffered_value_so_far = "";
313
371
// get parameter parts
314
372
String[] params = props[ 0 ].split( ";" );
315
373
for( int i = 0; i < params.length; i++ )
316
374
params[ i ] = params[ i ].trim();
376
// parse charset and encoding parameters
377
String charset, encoding;
378
if( ( charset = checkParam( params, "CHARSET" ) ) != null &&
379
!charset.equals( "UTF-8" ) && !charset.equals( "UTF-16" ) )
381
throw new ParseException( R.string.error_vcf_charset );
383
if( ( encoding = checkParam( params, "ENCODING" ) ) != null &&
384
!encoding.equals( "QUOTED-PRINTABLE" ) &&
385
!encoding.equals( "8BIT" ) )
386
//&& !encoding.equals( "BASE64" ) )
388
throw new ParseException( R.string.error_vcf_encoding );
391
// do unencoding (or default to a fake unencoding result with
393
UnencodeResult result;
394
if( encoding != null && encoding.equals( "QUOTED-PRINTABLE" ) )
395
result = unencodeQuotedPrintable( props[ 1 ], charset );
396
// else if( encoding != null && encoding.equals( "BASE64" ) )
397
// result = unencodeBase64( props[ 1 ], charset );
399
result = new UnencodeResult( false, props[ 1 ].getBytes(),
400
props[ 1 ].getBytes().length );
404
props[ 1 ] = new String( result.getBytes(), 0,
405
result.getNumBytes(),
406
charset == null? "UTF-8" : charset );
407
} catch( UnsupportedEncodingException e ) {
408
throw new ParseException( R.string.error_vcf_charset );
411
// handle multi-line requests
412
_parser_in_multiline = result.isAnotherLineRequired();
413
if( _parser_in_multiline ) {
414
_parser_buffered_value_so_far += props[ 1 ];
418
// add on buffered multi-line content
419
String value = _parser_buffered_value_so_far + props[ 1 ];
318
421
// parse some properties
319
422
if( params[ 0 ].equals( "N" ) )
320
parseN( params, props[ 1 ] );
423
parseN( params, value );
321
424
else if( params[ 0 ].equals( "FN" ) )
322
parseFN( params, props[ 1 ] );
425
parseFN( params, value );
323
426
else if( params[ 0 ].equals( "ORG" ) )
324
parseORG( params, props[ 1 ] );
427
parseORG( params, value );
325
428
else if( params[ 0 ].equals( "TEL" ) )
326
parseTEL( params, props[ 1 ] );
429
parseTEL( params, value );
327
430
else if( params[ 0 ].equals( "EMAIL" ) )
328
parseEMAIL( params, props[ 1 ] );
431
parseEMAIL( params, value );
362
465
throws ParseException, SkipContactException
364
467
// already got a better name?
365
if( _nameLevel >= NAMELEVEL_FN ) return;
468
if( _name_level >= NAMELEVEL_FN ) return;
368
setName( undoCharsetAndEncoding( params, value ) );
369
_nameLevel = NAMELEVEL_FN;
472
_name_level = NAMELEVEL_FN;
372
475
private void parseORG( String[] params, String value )
373
476
throws ParseException, SkipContactException
375
478
// already got a better name?
376
if( _nameLevel >= NAMELEVEL_ORG ) return;
479
if( _name_level >= NAMELEVEL_ORG ) return;
379
482
String[] orgparts = value.split( ";" );
442
546
throw new ParseException( R.string.error_vcf_malformed );
444
548
// missing name properties?
445
if( _nameLevel == NAMELEVEL_NONE )
549
if( _name_level == NAMELEVEL_NONE )
446
550
throw new ParseException( R.string.error_vcf_noname );
448
552
// check if we should import this one? If we've already got an 'N'-
449
553
// type name, this will already have been done by parseN() so we
450
554
// mustn't do this here (or it could prompt twice!)
451
if( _nameLevel < NAMELEVEL_N && !isImportRequired( getName() ) )
555
if( _name_level < NAMELEVEL_N && !isImportRequired( getName() ) )
452
556
throw new SkipContactException();
455
private String undoCharsetAndEncoding( String[] params, String value )
456
throws ParseException
458
// check encoding/charset
459
String charset, encoding;
460
if( ( charset = checkParam( params, "CHARSET" ) ) != null &&
461
!charset.equals( "UTF-8" ) && !charset.equals( "UTF-16" ) )
462
throw new ParseException( R.string.error_vcf_charset );
463
if( ( encoding = checkParam( params, "ENCODING" ) ) != null &&
464
!encoding.equals( "QUOTED-PRINTABLE" ) )
465
throw new ParseException( R.string.error_vcf_encoding );
468
if( encoding != null && encoding.equals( "QUOTED-PRINTABLE" ) )
469
return unencodeQuotedPrintable( value, charset );
475
559
private String checkParam( String[] params, String name )
477
561
Pattern p = Pattern.compile( "^" + name + "[ \\t]*=[ \\t]*(.*)$" );
510
private String unencodeQuotedPrintable( String str, String charset )
594
private UnencodeResult unencodeQuotedPrintable( String str, String charset )
596
boolean another = false;
512
598
// default encoding scheme
513
599
if( charset == null ) charset = "UTF-8";
515
601
// unencode quoted-pritable encoding, as per RFC1521 section 5.1
516
602
byte[] bytes = new byte[ str.length() ];
518
for( int i = 0; i < str.length(); i++, j++ ) {
604
for( int i = 0; i < str.length(); i++ )
606
// get next char and process...
519
607
char ch = str.charAt( i );
520
if( ch == '=' && i < str.length() - 2 ) {
608
if( ch == '=' && i < str.length() - 2 )
610
// we found a =XX format byte, add it
521
611
bytes[ j ] = (byte)(
522
612
Character.digit( str.charAt( i + 1 ), 16 ) * 16 +
523
613
Character.digit( str.charAt( i + 2 ), 16 ) );
616
else if( ch == '=' && i == str.length() - 1 )
618
// we found a '=' at the end of a line signifying a multi-
619
// line string, so we don't add it.
624
// just a normal char...
527
625
bytes[ j ] = (byte)ch;
530
return new String( bytes, 0, j, charset );
531
} catch( UnsupportedEncodingException e ) { }
629
return new UnencodeResult( another, bytes, j );