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: src/am/ed/importcontacts/VcardImporter.java
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- Committer: Tim Marston
- Date: 2014-03-01 17:40:48 UTC
- Revision ID: tim@ed.am-20140301174048-mtcwds7t2afubvft
updated NEWS
- files added:
- res/drawable/family_pic.jpg
- files removed:
- TODO
- files modified:
- .bzrignore
added
removed
src/am/ed/importcontacts/VcardImporter.java
1
1
/*
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* VCFImporter.java
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*
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* Copyright (C) 2009 to 2011 Tim Marston <tim@ed.am>
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* Copyright (C) 2009 to 2013 Tim Marston <tim@ed.am>
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*
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* This file is part of the Import Contacts program (hereafter referred
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* to as "this program"). For more information, see
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* to as "this program"). For more information, see
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* http://ed.am/dev/android/import-contacts
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*
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* This program is free software: you can redistribute it and/or modify
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import android.annotation.SuppressLint;
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import android.content.SharedPreferences;
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import android.os.Environment;
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public class VcardImporter extends Importer
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{
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super( doit );
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}
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@SuppressLint( "SdCardPath" )
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@Override
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protected void onImport() throws AbortImportException
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{
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File[] files = null;
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try
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{
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// check SD card is mounted
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String state = Environment.getExternalStorageState();
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if( !Environment.MEDIA_MOUNTED.equals( state ) &&
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!Environment.MEDIA_MOUNTED_READ_ONLY.equals( state ) )
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{
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showError( R.string.error_nosdcard );
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}
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// open directory
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String path = "/sdcard" + prefs.getString( "location", "/" );
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File file = new File( path );
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File file = new File( Environment.getExternalStorageDirectory(),
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prefs.getString( "location", "/" ) );
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if( !file.exists() )
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showError( R.string.error_locationnotfound );
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boolean in_vcard = false;
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while( ( line = reader.readLine() ) != null )
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{
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if( !in_vcard ) {
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if( !in_vcard )
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{
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// look for vcard beginning
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if( line.matches( "^BEGIN:VCARD" ) ) {
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if( line.matches( "(?i)BEGIN[ \t]*:[ \t]*VCARD.*" ) ) {
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in_vcard = true;
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_vcard_count++;
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}
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// check for vMsg files
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else if( line.matches( "(?i)BEGIN[ \t]*:[ \t]*VMSG.*" ) ) {
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showError( getText( R.string.error_vcf_vmsgfile )
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+ file.getName() );
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}
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}
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else if( line.matches( "^END:VCARD" ) )
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else if( line.matches( "(?i)END[ \t]*:[ \t]*VCARD.*" ) )
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in_vcard = false;
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}
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reader.close();
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}
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catch( FileNotFoundException e ) {
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FileInputStream istream = new FileInputStream( file );
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byte[] content = new byte[ (int)file.length() ];
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istream.read( content );
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istream = null;
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istream.close();
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// import
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importVCardFileContent( content, file.getName() );
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}
192
catch( OutOfMemoryError e ) {
193
showError( R.string.error_outofmemory );
194
}
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catch( FileNotFoundException e ) {
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showError( getText( R.string.error_filenotfound ) +
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file.getName() );
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ContentLineIterator cli = new ContentLineIterator( content );
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while( cli.hasNext() )
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{
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ByteBuffer buffer = cli.next();
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ContentLine content_line = cli.next();
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// get a US-ASCII version of the line for processing
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String line;
200
try {
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line = new String( buffer.array(), buffer.position(),
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buffer.limit() - buffer.position(), "US-ASCII" );
203
}
204
catch( UnsupportedEncodingException e ) {
205
// we know US-ASCII is supported, so appease the compiler...
206
line = "";
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}
215
// get a US-ASCII version of the string, for processing
216
String line = content_line.getUsAsciiLine();
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if( vcard == null ) {
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// look for vcard beginning
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if( line.matches( "^BEGIN[ \t]*:[ \t]*VCARD" ) ) {
220
if( line.matches( "(?i)BEGIN[ \t]*:[ \t]*VCARD.*" ) ) {
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setProgress( _progress++ );
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vcard = new Vcard();
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vcard_start_line = cli.getLineNumber();
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}
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else {
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// look for vcard content or ending
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if( line.matches( "^END[ \t]*:[ \t]*VCARD" ) )
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if( line.matches( "(?i)END[ \t]*:[ \t]*VCARD.*" ) )
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{
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// finalise the vcard/contact
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try {
259
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{
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// try giving the line to the vcard
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try {
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vcard.parseLine( buffer, line,
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cli.doesNextLineLookFolded() );
271
vcard.parseLine( content_line );
264
272
}
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catch( Vcard.ParseException e ) {
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skipContact();
273
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finish( ACTION_ABORT );
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}
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// although we're continuing, we still need to abort
277
// this vCard. Further lines will be ignored until we
284
// Although we're continuing, we still need to abort
285
// this vCard. Further lines will be ignored until we
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// get to another BEGIN:VCARD line.
279
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vcard = null;
280
288
}
281
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catch( Vcard.SkipImportException e ) {
282
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skipContact();
283
// abort this vCard. Further lines will be ignored until
291
// Abort this vCard. Further lines will be ignored until
284
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// we get to another BEGIN:VCARD line.
285
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vcard = null;
286
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}
289
297
}
290
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}
291
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class ContentLineIterator implements Iterator< ByteBuffer >
300
class ContentLine
301
{
302
private ByteBuffer _buffer;
303
private boolean _folded_next;
304
private String _line;
305
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public ContentLine( ByteBuffer buffer, boolean folded_next )
307
{
308
_buffer = buffer;
309
_folded_next = folded_next;
310
_line = null;
311
}
312
313
public ByteBuffer getBuffer()
314
{
315
return _buffer;
316
}
317
318
public boolean doesNextLineLookFolded()
319
{
320
return _folded_next;
321
}
322
323
public String getUsAsciiLine()
324
{
325
// generated line and cache it
326
if( _line == null ) {
327
try {
328
_line = new String( _buffer.array(), _buffer.position(),
329
_buffer.limit() - _buffer.position(), "US-ASCII" );
330
}
331
catch( UnsupportedEncodingException e ) {
332
// we know US-ASCII *is* supported, so appease the
333
// compiler...
334
}
335
}
336
337
// return cached line
338
return _line;
339
}
340
}
341
342
class ContentLineIterator implements Iterator< ContentLine >
293
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{
294
344
protected byte[] _content = null;
295
345
protected int _pos = 0;
307
357
}
308
358
309
359
@Override
310
public ByteBuffer next()
360
public ContentLine next()
311
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{
312
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int initial_pos = _pos;
313
363
320
370
_pos > initial_pos )? _pos - 1 : _pos;
321
371
_pos++;
322
372
_line++;
323
return ByteBuffer.wrap( _content, initial_pos,
324
to - initial_pos );
373
return new ContentLine(
374
ByteBuffer.wrap( _content, initial_pos,
375
to - initial_pos ),
376
doesNextLineLookFolded() );
325
377
}
326
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327
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// we didn't find one, but were there bytes left?
329
381
int to = _pos;
330
382
_pos++;
331
383
_line++;
332
return ByteBuffer.wrap( _content, initial_pos,
333
to - initial_pos );
384
return new ContentLine(
385
ByteBuffer.wrap( _content, initial_pos,
386
to - initial_pos ),
387
doesNextLineLookFolded() );
334
388
}
335
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336
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// no bytes left
348
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* onto the end of this one?
349
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* @return
350
404
*/
351
public boolean doesNextLineLookFolded()
405
private boolean doesNextLineLookFolded()
352
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{
353
407
return _pos > 0 && _pos < _content.length &&
354
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_content[ _pos - 1 ] == '\n' &&
373
427
private final static int MULTILINE_FOLDED = 3; // MIME-DIR folding
374
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375
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private String _version = null;
376
private Vector< ByteBuffer > _buffers = null;
430
private Vector< ContentLine > _content_lines = null;
377
431
private int _name_level = NAMELEVEL_NONE;
378
432
private int _parser_multiline_state = MULTILINE_NONE;
379
433
private String _parser_current_name_and_params = null;
422
476
@SuppressWarnings("serial")
423
477
protected class SkipImportException extends Exception { }
424
478
425
private String extractCollonPartFromLine( ByteBuffer buffer,
426
String line, boolean former )
479
private String extractCollonPartFromLine( ContentLine content_line,
480
boolean former )
427
481
{
428
String ret = null;
429
430
// get a US-ASCII version of the line for processing, unless we were
431
// supplied with one
432
if( line == null ) {
433
try {
434
line = new String( buffer.array(), buffer.position(),
435
buffer.limit() - buffer.position(), "US-ASCII" );
436
}
437
catch( UnsupportedEncodingException e ) {
438
// we know US-ASCII is supported, so appease the compiler...
439
line = "";
440
}
441
}
442
443
482
// split line into name and value parts and check to make sure we
444
483
// only got 2 parts and that the first part is not zero in length
445
String[] parts = line.split( ":", 2 );
484
String[] parts = content_line.getUsAsciiLine().split( ":", 2 );
446
485
if( parts.length == 2 && parts[ 0 ].length() > 0 )
447
ret = parts[ former? 0 : 1 ];
448
449
return ret;
450
}
451
452
private String extractNameAndParamsFromLine( ByteBuffer buffer,
453
String line )
454
{
455
return extractCollonPartFromLine( buffer, line, true );
456
}
457
458
private String extractValueFromLine( ByteBuffer buffer, String line )
459
{
460
return extractCollonPartFromLine( buffer, line, false );
461
}
462
463
public void parseLine( ByteBuffer buffer, String line,
464
boolean next_line_looks_folded )
486
return parts[ former? 0 : 1 ].trim();
487
488
return null;
489
}
490
491
private String extractNameAndParamsFromLine( ContentLine content_line )
492
{
493
return extractCollonPartFromLine( content_line, true );
494
}
495
496
private String extractValueFromLine( ContentLine content_line )
497
{
498
return extractCollonPartFromLine( content_line, false );
499
}
500
501
public void parseLine( ContentLine content_line )
465
502
throws ParseException, SkipImportException,
466
503
AbortImportException
467
504
{
470
507
{
471
508
// tentatively get name and params from line
472
509
String name_and_params =
473
extractNameAndParamsFromLine( buffer, line );
510
extractNameAndParamsFromLine( content_line );
474
511
475
512
// is it a version line?
476
513
if( name_and_params != null &&
477
514
name_and_params.equalsIgnoreCase( "VERSION" ) )
478
515
{
479
516
// yes, get it!
480
String value = extractValueFromLine( buffer, line );
481
if( !value.equals( "2.1" ) && !value.equals( "3.0" ) )
517
String value = extractValueFromLine( content_line );
518
if( value == null || (
519
!value.equals( "2.1" ) && !value.equals( "3.0" ) ) )
520
{
482
521
throw new ParseException( R.string.error_vcf_version );
522
}
483
523
_version = value;
484
524
485
525
// parse any buffers we've been accumulating while we waited
486
526
// for a version
487
if( _buffers != null )
488
for( int i = 0; i < _buffers.size(); i++ )
489
parseLine( _buffers.get( i ), null,
490
i + 1 < _buffers.size() &&
491
_buffers.get( i + 1 ).hasRemaining() &&
492
_buffers.get( i + 1 ).get(
493
_buffers.get( i + 1 ).position() ) == ' ' );
494
_buffers = null;
527
if( _content_lines != null )
528
for( int i = 0; i < _content_lines.size(); i++ )
529
parseLine( _content_lines.get( i ) );
530
_content_lines = null;
495
531
}
496
532
else
497
533
{
498
534
// no, so stash this line till we get a version
499
if( _buffers == null )
500
_buffers = new Vector< ByteBuffer >();
501
_buffers.add( buffer );
535
if( _content_lines == null )
536
_content_lines = new Vector< ContentLine >();
537
_content_lines.add( content_line );
502
538
}
503
539
}
504
540
else
505
541
{
506
542
// name and params and the position in the buffer where the
507
// "value" part of the line start
543
// "value" part of the line starts
508
544
String name_and_params;
509
545
int pos;
510
546
516
552
517
553
// skip some initial line characters, depending on the type
518
554
// of multi-line we're handling
519
pos = buffer.position();
555
pos = content_line.getBuffer().position();
520
556
switch( _parser_multiline_state )
521
557
{
522
558
case MULTILINE_FOLDED:
523
559
pos++;
524
560
break;
525
561
case MULTILINE_ENCODED:
526
while( pos < buffer.limit() && (
527
buffer.get( pos ) == ' ' ||
528
buffer.get( pos ) == '\t' ) )
562
while( pos < content_line.getBuffer().limit() && (
563
content_line.getBuffer().get( pos ) == ' ' ||
564
content_line.getBuffer().get( pos ) == '\t' ) )
529
565
{
530
566
pos++;
531
567
}
540
576
}
541
577
else
542
578
{
579
// skip empty lines
580
if( content_line.getUsAsciiLine().trim().length() == 0 )
581
return;
582
543
583
// get name and params from line, and since we're not
544
584
// parsing a subsequent line in a multi-line, this should
545
585
// not fail, or it's an error
546
586
name_and_params =
547
extractNameAndParamsFromLine( buffer, line );
587
extractNameAndParamsFromLine( content_line );
548
588
if( name_and_params == null )
549
589
throw new ParseException(
550
590
R.string.error_vcf_malformed );
551
591
552
592
// calculate how many chars to skip from beginning of line
553
593
// so we skip the property "name:" part
554
pos = buffer.position() + name_and_params.length() + 1;
594
pos = content_line.getBuffer().position() +
595
name_and_params.length() + 1;
555
596
556
597
// reset the saved multi-line state
557
598
_parser_current_name_and_params = name_and_params;
560
601
561
602
// get value from buffer, as raw bytes
562
603
ByteBuffer value;
563
value = ByteBuffer.wrap( buffer.array(), pos,
564
buffer.limit() - pos );
604
value = ByteBuffer.wrap( content_line.getBuffer().array(), pos,
605
content_line.getBuffer().limit() - pos );
565
606
566
607
// get parameter parts
567
608
String[] name_param_parts = name_and_params.split( ";", -1 );
574
615
"FN", "ORG", "TITLE", "TEL", "EMAIL", "ADR", "LABEL" }
575
616
) );
576
617
boolean is_interesting_field =
577
interesting_fields.contains( name_param_parts[ 0 ] );
618
interesting_fields.contains(
619
name_param_parts[ 0 ].toUpperCase( Locale.US ) );
578
620
579
621
// parse encoding parameter
580
622
String encoding = checkParam( name_param_parts, "ENCODING" );
654
696
// if we know we're not in an encoding-based multi-line, check
655
697
// to see if we're in a folded multi-line
656
698
if( _parser_multiline_state == MULTILINE_NONE &&
657
next_line_looks_folded )
699
content_line.doesNextLineLookFolded() )
658
700
{
659
701
_parser_multiline_state = MULTILINE_FOLDED;
660
702
}
690
732
parseLABEL( name_param_parts, complete_value );
691
733
else if( name_param_parts[ 0 ].equalsIgnoreCase( "NOTE" ) )
692
734
parseNOTE( name_param_parts, complete_value );
735
else if( name_param_parts[ 0 ].equalsIgnoreCase( "BDAY" ) )
736
parseBDAY( name_param_parts, complete_value );
693
737
}
694
738
}
695
739
719
763
{
720
764
String str = parts.get( a );
721
765
722
// look for parts that end in an escape character, but ignore
723
// the final part. We've already detected escape chars at the
766
// Look for parts that end in an escape character, but ignore
767
// the final part. We've already detected escape chars at the
724
768
// end of the final part in parseLine() and handled multi-lines
725
769
// accordingly.
726
770
if( a < parts.size() - 1 &&
816
860
for( int b = 0; b < name_part_parts.length; b++ )
817
861
if( name_part_parts[ b ].length() > 0 )
818
862
{
819
if( value.length() == 0 ) value += " ";
863
if( value.length() > 0 ) value += " ";
820
864
value += name_part_parts[ b ];
821
865
}
822
866
}
996
1040
addNote( unescapeValue( value ) );
997
1041
}
998
1042
1043
private void parseBDAY( String[] params, String value )
1044
{
1045
setBirthday( value );
1046
}
1047
999
1048
public void finaliseVcard()
1000
1049
throws ParseException, ContactNotIdentifiableException
1001
1050
{
1002
1051
// missing version (and data is present)
1003
if( _version == null && _buffers != null )
1052
if( _version == null && _content_lines != null )
1004
1053
throw new ParseException( R.string.error_vcf_malformed );
1005
1054
1006
1055
// finalise the parent class
1009
1058
1010
1059
/**
1011
1060
* Amongst the params, find the value of the first, only, of any with
1012
* the specified name
1061
* the specified name.
1062
*
1013
1063
* @param params
1014
1064
* @param name
1015
1065
* @return a value, or null
1021
1071
}
1022
1072
1023
1073
/**
1024
* Amongst the params, find the values of any with the specified name
1074
* Amongst the params, find the values of any with the specified name.
1075
*
1025
1076
* @param params
1026
1077
* @param name
1027
1078
* @return an array of values, or null
1043
1094
}
1044
1095
1045
1096
/**
1046
* Amongst the params, return any type values present. For v2.1 vCards,
1047
* those types are just parameters. For v3.0, they are prefixed with
1048
* "TYPE=". There may also be multiple type parameters.
1097
* Amongst the params, return any type values present. For v2.1 vCards,
1098
* those types are just parameters. For v3.0, they are prefixed with
1099
* "TYPE=". There may also be multiple type parameters.
1100
*
1049
1101
* @param params an array of params to look for types in
1050
1102
* @param valid_types an list of upper-case type values to look for
1051
1103
* @return a set of present type values
1059
1111
String type_params[] = checkParams( params, "TYPE" );
1060
1112
for( int a = 0; a < type_params.length; a++ )
1061
1113
{
1062
// check for a comma-separated list of types (why? this isn't in
1063
// the specs!)
1114
// check for a comma-separated list of types (why? I don't think
1115
// this is in the specs!)
1064
1116
String[] parts = type_params[ a ].split( "," );
1065
for( int i = 0; i < parts.length; i++ )
1066
parts[ i ] = parts[ i ].toUpperCase( Locale.US );
1067
for( int i = 0; i < parts.length; i++ )
1068
if( valid_types.contains( parts[ i ] ) )
1069
types.add( parts[ i ] );
1117
for( int i = 0; i < parts.length; i++ ) {
1118
String ucpart = parts[ i ].toUpperCase( Locale.US );
1119
if( valid_types.contains( ucpart ) )
1120
types.add( ucpart );
1121
}
1070
1122
}
1071
1123
1072
1124
// get 2.1-style type param
1073
1125
if( _version.equals( "2.1" ) ) {
1074
for( int i = 1; i < params.length; i++ )
1075
if( valid_types.contains( params[ i ] ) )
1076
types.add( params[ i ] );
1126
for( int i = 1; i < params.length; i++ ) {
1127
String ucparam = params[ i ].toUpperCase( Locale.US );
1128
if( valid_types.contains( ucparam ) )
1129
types.add( ucparam );
1130
}
1077
1131
}
1078
1132
1079
1133
return types;
1101
1155
else if( ch == '=' && i == in.limit() - 1 )
1102
1156
{
1103
1157
// we found a '=' at the end of a line signifying a multi-
1104
// line string, so we don't add it.
1158
// line string, so we don't add it
1105
1159
another = true;
1106
1160
continue;
1107
1161
}
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