bzr branch
http://bzr.ed.am/android/import-contacts
6
by edam
- added GPL header comments to all files |
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/* |
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* VCFImporter.java |
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* |
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* Copyright (C) 2009 Tim Marston <edam@waxworlds.org> |
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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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* http://www.waxworlds.org/edam/software/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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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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||
14
by edam
- got rid of the pretend ImportContacts activity alltogether (and made the Intro activity the startup one) |
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package org.waxworlds.edam.importcontacts; |
1
by edam
Initial import |
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import java.io.BufferedReader; |
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import java.io.File; |
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import java.io.FileNotFoundException; |
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import java.io.FileReader; |
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import java.io.FilenameFilter; |
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import java.io.IOException; |
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import java.io.UnsupportedEncodingException; |
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import java.util.Arrays; |
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import java.util.HashSet; |
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import java.util.List; |
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import java.util.Set; |
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import java.util.Vector; |
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import java.util.regex.Matcher; |
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import java.util.regex.Pattern; |
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import android.content.SharedPreferences; |
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import android.provider.Contacts; |
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import android.provider.Contacts.PhonesColumns; |
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public class VCFImporter extends Importer |
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{ |
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private int _vCardCount = 0; |
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private int _progress = 0; |
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public VCFImporter( Doit doit ) |
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{ |
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super( doit ); |
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} |
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||
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@Override |
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protected void onImport() throws AbortImportException |
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{ |
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SharedPreferences prefs = getSharedPreferences(); |
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// update UI |
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setProgressMessage( R.string.doit_scanning ); |
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// get a list of vcf files |
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File[] files = null; |
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try |
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{ |
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// open directory |
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String location = prefs.getString( "location", "" ); |
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File dir = new File( location ); |
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15
by edam
- added facility to enter a filename (instead of a directory to scan) and just use that |
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if( !dir.exists() ) |
1
by edam
Initial import |
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showError( R.string.error_locationnotfound ); |
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||
15
by edam
- added facility to enter a filename (instead of a directory to scan) and just use that |
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// directory, or file? |
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if( dir.isDirectory() ) |
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{ |
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// get files |
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class VCardFilter implements FilenameFilter { |
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public boolean accept( File dir, String name ) { |
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return name.toLowerCase().endsWith( ".vcf" ); |
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} |
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13
by edam
- converted project to use Android 1.5 SDK |
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} |
15
by edam
- added facility to enter a filename (instead of a directory to scan) and just use that |
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files = dir.listFiles( new VCardFilter() ); |
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} |
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else |
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{ |
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// use just this file |
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files = new File[ 1 ]; |
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files[ 0 ] = dir; |
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} |
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1
by edam
Initial import |
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} |
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catch( SecurityException e ) { |
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showError( R.string.error_locationpermissions ); |
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} |
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||
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// check num files and set progress max |
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if( files != null && files.length > 0 ) |
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setProgressMax( files.length ); |
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else |
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showError( R.string.error_locationnofiles ); |
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||
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// scan through the files |
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setTmpProgress( 0 ); |
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for( int i = 0; i < files.length; i++ ) { |
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countVCardFile( files[ i ] ); |
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setTmpProgress( i ); |
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} |
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setProgressMax( _vCardCount ); // will also update tmp progress |
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||
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// import them |
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setProgress( 0 ); |
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for( int i = 0; i < files.length; i++ ) |
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importVCardFile( files[ i ] ); |
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} |
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private void countVCardFile( File file ) throws AbortImportException |
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{ |
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try |
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{ |
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// open file |
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BufferedReader reader = new BufferedReader( |
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new FileReader( file ) ); |
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// read |
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String line; |
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boolean inVCard = false; |
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while( ( line = reader.readLine() ) != null ) |
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{ |
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if( !inVCard ) { |
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// look for vcard beginning |
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if( line.matches( "^BEGIN[ \\t]*:[ \\t]*VCARD" ) ) { |
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inVCard = true; |
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_vCardCount++; |
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} |
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} |
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else if( line.matches( "^END[ \\t]*:[ \\t]*VCARD" ) ) |
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inVCard = false; |
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} |
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} |
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catch( FileNotFoundException e ) { |
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showError( getText( R.string.error_filenotfound ) + file.getName() ); |
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} |
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catch( IOException e ) { |
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showError( getText( R.string.error_ioerror ) + file.getName() ); |
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} |
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} |
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private void importVCardFile( File file ) throws AbortImportException |
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{ |
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try |
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{ |
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// open file |
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BufferedReader reader = new BufferedReader( |
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new FileReader( file ) ); |
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// read |
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StringBuffer content = new StringBuffer(); |
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String line; |
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while( ( line = reader.readLine() ) != null ) |
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content.append( line ).append( "\n" ); |
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importVCardFileContent( content.toString(), file.getName() ); |
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} |
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catch( FileNotFoundException e ) { |
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showError( getText( R.string.error_filenotfound ) + file.getName() ); |
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} |
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catch( IOException e ) { |
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showError( getText( R.string.error_ioerror ) + file.getName() ); |
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} |
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} |
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private void importVCardFileContent( String content, String fileName ) |
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throws AbortImportException |
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{ |
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// unfold RFC2425 section 5.8.1 folded lines, except that we must also |
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// handle embedded Quoted-Printable encodings that have a trailing '='. |
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// So we remove these first before doing RFC2425 unfolding. |
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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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for( int i = 0; i < lines.length; i++ ) |
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{ |
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String line = lines[ i ]; |
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||
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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" ) ) { |
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setProgress( ++_progress ); |
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vCard = new VCard(); |
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} |
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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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{ |
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// store vcard and do away with it |
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try { |
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vCard.finaliseParsing(); |
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importContact( vCard ); |
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} |
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catch( VCard.ParseException e ) { |
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skipContact(); |
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if( !showContinue( |
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getText( R.string.error_vcf_parse ).toString() |
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+ fileName + "\n" + e.getMessage() ) ) |
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3
by edam
- added "all done" message |
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finish( ACTION_ABORT ); |
1
by edam
Initial import |
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} |
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catch( VCard.SkipContactException e ) { |
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skipContact(); |
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// do nothing |
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} |
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vCard = null; |
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} |
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else |
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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( line ); |
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} |
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catch( VCard.ParseException e ) { |
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skipContact(); |
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if( !showContinue( |
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getText( R.string.error_vcf_parse ).toString() |
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+ fileName + "\n" + e.getMessage() ) ) |
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3
by edam
- added "all done" message |
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finish( ACTION_ABORT ); |
1
by edam
Initial import |
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// although we're continuing, we still need to abort |
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// this vCard. Further lines will be ignored until we |
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// get to another BEGIN:VCARD line. |
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vCard = null; |
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} |
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catch( VCard.SkipContactException e ) { |
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skipContact(); |
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// abort this vCard. Further lines will be ignored until |
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// we get to another BEGIN:VCARD line. |
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vCard = null; |
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} |
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} |
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} |
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} |
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} |
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||
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private class VCard extends ContactData |
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{ |
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private final static int NAMELEVEL_NONE = 0; |
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private final static int NAMELEVEL_ORG = 1; |
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private final static int NAMELEVEL_FN = 2; |
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private final static int NAMELEVEL_N = 3; |
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||
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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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||
14
by edam
- got rid of the pretend ImportContacts activity alltogether (and made the Intro activity the startup one) |
257 |
@SuppressWarnings("serial") |
1
by edam
Initial import |
258 |
protected class ParseException extends Exception |
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{ |
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14
by edam
- got rid of the pretend ImportContacts activity alltogether (and made the Intro activity the startup one) |
260 |
@SuppressWarnings("unused") |
1
by edam
Initial import |
261 |
public ParseException( String error ) |
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{ |
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super( error ); |
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} |
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public ParseException( int res ) |
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{ |
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super( VCFImporter.this.getText( res ).toString() ); |
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} |
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} |
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||
14
by edam
- got rid of the pretend ImportContacts activity alltogether (and made the Intro activity the startup one) |
272 |
@SuppressWarnings("serial") |
1
by edam
Initial import |
273 |
protected class SkipContactException extends Exception { } |
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||
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public void parseLine( String line ) |
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throws ParseException, SkipContactException, |
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AbortImportException |
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{ |
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// get property halves |
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String[] props = line.split( ":" ); |
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for( int i = 0; i < props.length; i++ ) |
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props[ i ] = props[ i ].trim(); |
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if( props.length < 2 || |
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props[ 0 ].length() < 1 || props[ 1 ].length() < 1 ) |
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throw new ParseException( R.string.error_vcf_malformed ); |
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if( _version == null ) |
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{ |
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if( props[ 0 ].equals( "VERSION" ) ) |
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{ |
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// get version |
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if( !props[ 1 ].equals( "2.1" ) && |
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!props[ 1 ].equals( "3.0" ) ) |
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throw new ParseException( R.string.error_vcf_version ); |
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_version = props[ 1 ]; |
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// parse any other lines we've accumulated so far |
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if( _lines != null ) |
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for( int i = 0; i < _lines.size(); i++ ) |
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parseLine( _lines.get( i ) ); |
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_lines = null; |
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} |
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else |
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{ |
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// stash this line till we have a version |
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if( _lines == null ) |
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_lines = new Vector< String >(); |
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_lines.add( line ); |
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} |
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} |
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else |
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{ |
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// get parameter parts |
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String[] params = props[ 0 ].split( ";" ); |
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for( int i = 0; i < params.length; i++ ) |
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params[ i ] = params[ i ].trim(); |
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||
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// parse some properties |
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if( params[ 0 ].equals( "N" ) ) |
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parseN( params, props[ 1 ] ); |
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else if( params[ 0 ].equals( "FN" ) ) |
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parseFN( params, props[ 1 ] ); |
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else if( params[ 0 ].equals( "ORG" ) ) |
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parseORG( params, props[ 1 ] ); |
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else if( params[ 0 ].equals( "TEL" ) ) |
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parseTEL( params, props[ 1 ] ); |
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else if( params[ 0 ].equals( "EMAIL" ) ) |
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parseEMAIL( params, props[ 1 ] ); |
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} |
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} |
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||
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private void parseN( String[] params, String value ) |
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throws ParseException, SkipContactException, |
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AbortImportException |
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{ |
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// already got a better name? |
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if( _nameLevel >= NAMELEVEL_N ) return; |
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||
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// get name parts |
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String[] nameparts = value.split( ";" ); |
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for( int i = 0; i < nameparts.length; i++ ) |
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nameparts[ i ] = nameparts[ i ].trim(); |
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||
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// build name |
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value = ""; |
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if( nameparts.length > 1 && nameparts[ 1 ].length() > 0 ) |
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value += nameparts[ 1 ]; |
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if( nameparts[ 0 ].length() > 0 ) |
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value += ( value.length() == 0? "" : " " ) + nameparts[ 0 ]; |
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// set name |
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setName( undoCharsetAndEncoding( params, value ) ); |
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_nameLevel = NAMELEVEL_N; |
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// check now to see if we need to import this contact (to avoid |
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// parsing the rest of the vCard unnecessarily) |
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if( !isImportRequired( getName() ) ) |
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throw new SkipContactException(); |
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} |
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||
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private void parseFN( String[] params, String value ) |
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throws ParseException, SkipContactException |
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{ |
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// already got a better name? |
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if( _nameLevel >= NAMELEVEL_FN ) return; |
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// set name |
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setName( undoCharsetAndEncoding( params, value ) ); |
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_nameLevel = NAMELEVEL_FN; |
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} |
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||
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private void parseORG( String[] params, String value ) |
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throws ParseException, SkipContactException |
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{ |
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// already got a better name? |
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if( _nameLevel >= NAMELEVEL_ORG ) return; |
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// get org parts |
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String[] orgparts = value.split( ";" ); |
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for( int i = 0; i < orgparts.length; i++ ) |
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orgparts[ i ] = orgparts[ i ].trim(); |
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||
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// build name |
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if( orgparts[ 0 ].length() == 0 && orgparts.length > 1 ) |
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value = orgparts[ 1 ]; |
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else |
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value = orgparts[ 0 ]; |
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||
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// set name |
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setName( undoCharsetAndEncoding( params, value ) ); |
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_nameLevel = NAMELEVEL_ORG; |
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} |
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393 |
||
394 |
private void parseTEL( String[] params, String value ) |
|
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throws ParseException |
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{ |
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397 |
if( value.length() == 0 ) return; |
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398 |
||
399 |
Set< String > types = extractTypes( params, Arrays.asList( |
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"PREF", "HOME", "WORK", "VOICE", "FAX", "MSG", "CELL", |
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"PAGER", "BBS", "MODEM", "CAR", "ISDN", "VIDEO" ) ); |
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402 |
||
403 |
// here's the logic... |
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boolean preferred = types.contains( "PREF" ); |
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if( types.contains( "VOICE" ) ) |
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406 |
if( types.contains( "WORK" ) ) |
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addPhone( value, PhonesColumns.TYPE_WORK, preferred ); |
|
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else |
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addPhone( value, PhonesColumns.TYPE_HOME, preferred ); |
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else if( types.contains( "CELL" ) || types.contains( "VIDEO" ) ) |
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addPhone( value, PhonesColumns.TYPE_MOBILE, preferred ); |
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412 |
if( types.contains( "FAX" ) ) |
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413 |
if( types.contains( "HOME" ) ) |
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addPhone( value, PhonesColumns.TYPE_FAX_HOME, preferred ); |
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else |
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addPhone( value, PhonesColumns.TYPE_FAX_WORK, preferred ); |
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417 |
if( types.contains( "PAGER" ) ) |
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418 |
addPhone( value, PhonesColumns.TYPE_PAGER, preferred ); |
|
419 |
} |
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420 |
||
421 |
public void parseEMAIL( String[] params, String value ) |
|
422 |
{ |
|
423 |
if( value.length() == 0 ) return; |
|
424 |
||
425 |
Set< String > types = extractTypes( params, Arrays.asList( |
|
426 |
"PREF", "WORK", "HOME", "INTERNET" ) ); |
|
427 |
||
428 |
// here's the logic... |
|
429 |
boolean preferred = types.contains( "PREF" ); |
|
430 |
if( types.contains( "WORK" ) ) |
|
431 |
addEmail( value, Contacts.ContactMethods.TYPE_WORK, preferred ); |
|
432 |
else |
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433 |
addEmail( value, Contacts.ContactMethods.TYPE_HOME, preferred ); |
|
434 |
} |
|
435 |
||
436 |
public void finaliseParsing() |
|
437 |
throws ParseException, SkipContactException, |
|
438 |
AbortImportException |
|
439 |
{ |
|
440 |
// missing version (and data is present) |
|
441 |
if( _version == null && _lines != null ) |
|
442 |
throw new ParseException( R.string.error_vcf_malformed ); |
|
443 |
||
444 |
// missing name properties? |
|
445 |
if( _nameLevel == NAMELEVEL_NONE ) |
|
446 |
throw new ParseException( R.string.error_vcf_noname ); |
|
447 |
||
448 |
// check if we should import this one? If we've already got an 'N'- |
|
449 |
// type name, this will already have been done by parseN() so we |
|
450 |
// mustn't do this here (or it could prompt twice!) |
|
451 |
if( _nameLevel < NAMELEVEL_N && !isImportRequired( getName() ) ) |
|
452 |
throw new SkipContactException(); |
|
453 |
} |
|
454 |
||
455 |
private String undoCharsetAndEncoding( String[] params, String value ) |
|
456 |
throws ParseException |
|
457 |
{ |
|
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 && |
|
16
by edam
- added compatibility with 8BIT encoding |
464 |
!encoding.equals( "QUOTED-PRINTABLE" ) && |
465 |
!encoding.equals( "8BIT" ) ) //&& !encoding.equals( "BASE64" ) ) |
|
1
by edam
Initial import |
466 |
throw new ParseException( R.string.error_vcf_encoding ); |
467 |
||
468 |
// do decoding? |
|
469 |
if( encoding != null && encoding.equals( "QUOTED-PRINTABLE" ) ) |
|
470 |
return unencodeQuotedPrintable( value, charset ); |
|
16
by edam
- added compatibility with 8BIT encoding |
471 |
// if( encoding != null && encoding.equals( "BASE64" ) ) |
472 |
// return unencodeBase64( value, charset ); |
|
1
by edam
Initial import |
473 |
|
474 |
// nothing to do! |
|
475 |
return value; |
|
476 |
} |
|
477 |
||
478 |
private String checkParam( String[] params, String name ) |
|
479 |
{ |
|
480 |
Pattern p = Pattern.compile( "^" + name + "[ \\t]*=[ \\t]*(.*)$" ); |
|
481 |
for( int i = 0; i < params.length; i++ ) { |
|
482 |
Matcher m = p.matcher( params[ i ] ); |
|
483 |
if( m.matches() ) |
|
484 |
return m.group( 1 ); |
|
485 |
} |
|
486 |
return null; |
|
487 |
} |
|
488 |
||
489 |
private Set< String > extractTypes( String[] params, |
|
490 |
List< String > validTypes ) |
|
491 |
{ |
|
492 |
HashSet< String > types = new HashSet< String >(); |
|
493 |
||
494 |
// get 3.0-style TYPE= param |
|
495 |
String typeParam; |
|
496 |
if( ( typeParam = checkParam( params, "TYPE" ) ) != null ) { |
|
497 |
String[] bits = typeParam.split( "," ); |
|
498 |
for( int i = 0; i < bits.length; i++ ) |
|
499 |
if( validTypes.contains( bits[ i ] ) ) |
|
500 |
types.add( bits[ i ] ); |
|
501 |
} |
|
502 |
||
503 |
// get 2.1-style type param |
|
504 |
if( _version.equals( "2.1" ) ) { |
|
505 |
for( int i = 1; i < params.length; i++ ) |
|
506 |
if( validTypes.contains( params[ i ] ) ) |
|
507 |
types.add( params[ i ] ); |
|
508 |
} |
|
509 |
||
510 |
return types; |
|
511 |
} |
|
512 |
||
513 |
private String unencodeQuotedPrintable( String str, String charset ) |
|
514 |
{ |
|
515 |
// default encoding scheme |
|
516 |
if( charset == null ) charset = "UTF-8"; |
|
517 |
||
518 |
// unencode quoted-pritable encoding, as per RFC1521 section 5.1 |
|
519 |
byte[] bytes = new byte[ str.length() ]; |
|
520 |
int j = 0; |
|
521 |
for( int i = 0; i < str.length(); i++, j++ ) { |
|
522 |
char ch = str.charAt( i ); |
|
523 |
if( ch == '=' && i < str.length() - 2 ) { |
|
524 |
bytes[ j ] = (byte)( |
|
525 |
Character.digit( str.charAt( i + 1 ), 16 ) * 16 + |
|
526 |
Character.digit( str.charAt( i + 2 ), 16 ) ); |
|
527 |
i += 2; |
|
528 |
} |
|
529 |
else |
|
530 |
bytes[ j ] = (byte)ch; |
|
531 |
} |
|
532 |
try { |
|
533 |
return new String( bytes, 0, j, charset ); |
|
534 |
} catch( UnsupportedEncodingException e ) { } |
|
535 |
return null; |
|
536 |
} |
|
537 |
} |
|
538 |
} |