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Viewing changes to src/org/waxworlds/edam/exportcontacts/VcardExporter.java

  • Committer: edam
  • Date: 2011-06-11 08:22:04 UTC
  • Revision ID: edam@waxworlds.org-20110611082204-u2v1ri3a8iayq9b4
- added ContactReader interface
- added ContactsContactReader class to read old-style android.Contacts data
- updated FileChooser from import contacts app
- updated TODO
- added Doit activity
- added Exporter
- added VcardExporter that writes vCards

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src/org/waxworlds/edam/exportcontacts/VcardExporter.java
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/*
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 * Exporter.java
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 *
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 * Copyright (C) 2011 to 2013 Tim Marston <tim@ed.am>
 
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 * Copyright (C) 2011 Tim Marston <edam@waxworlds.org>
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 *
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 * This file is part of the Export Contacts program (hereafter referred
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 * to as "this program").  For more information, see
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 * http://ed.am/dev/android/export-contacts
 
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 * to as "this program"). For more information, see
 
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 * http://www.waxworlds.org/edam/software/android/export-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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 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 */
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package am.ed.exportcontacts;
 
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package org.waxworlds.edam.exportcontacts;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.util.Iterator;
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import android.content.SharedPreferences;
 
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import android.provider.Contacts;
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public class VcardExporter extends Exporter
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{
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        protected FileOutputStream _ostream = null;
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        protected boolean _first_contact = true;
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        public VcardExporter( Doit doit )
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        {
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                // check if the output file already exists
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                if( file.exists() && file.length() > 0 )
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                        if( !showContinue( R.string.error_vcf_exists ) )
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                                finish( ACTION_ABORT );
 
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                        showContinue( R.string.error_vcf_exists );
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                // open file
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                try {
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                        // length of the line we'll be pulling off
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                        int len = 75;
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                        // if splitting at this length would break apart a codepoint, use
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                        // one less char
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                        if( Character.isHighSurrogate( line.charAt( len - 1 ) ) )
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                                len--;
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                        // count how many backslashes would be at the end of the line we're
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                        // pulling off
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                        int count = 0;
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                return buffer.toString();
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        }
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        @Override
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        protected boolean exportContact( ContactData contact )
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                throws AbortExportException
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                if( contact.getPrimaryIdentifier() == null )
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                        return false;
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                // append newline
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                if( _first_contact )
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                        _first_contact = false;
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                else
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                        out.append( "\n" );
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                // append header
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                out.append( "BEGIN:VCARD\n" );
 
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                out.append( "VCARD:BEGIN\n" );
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                out.append( "VERSION:3.0\n" );
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                // append formatted name
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                        for( int a = 0; a < numbers.size(); a++ ) {
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                                ArrayList< String > types = new ArrayList< String >();
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                                switch( numbers.get( a ).getType() ) {
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                                case ContactData.TYPE_HOME:
 
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                                case Contacts.Phones.TYPE_HOME:
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                                        types.add( "VOICE" ); types.add( "HOME" ); break;
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                                case ContactData.TYPE_WORK:
 
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                                case Contacts.Phones.TYPE_WORK:
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                                        types.add( "VOICE" ); types.add( "WORK" ); break;
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                                case ContactData.TYPE_FAX_HOME:
 
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                                case Contacts.Phones.TYPE_FAX_HOME:
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                                        types.add( "FAX" ); types.add( "HOME" ); break;
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                                case ContactData.TYPE_FAX_WORK:
 
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                                case Contacts.Phones.TYPE_FAX_WORK:
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                                        types.add( "FAX" ); types.add( "WORK" ); break;
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                                case ContactData.TYPE_PAGER:
 
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                                case Contacts.Phones.TYPE_PAGER:
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                                        types.add( "PAGER" ); break;
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                                case ContactData.TYPE_MOBILE:
 
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                                case Contacts.Phones.TYPE_MOBILE:
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                                        types.add( "VOICE" ); types.add( "CELL" ); break;
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                                }
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                                if( a == 0 ) types.add( "PREF" );
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                                ArrayList< String > types = new ArrayList< String >();
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                                types.add( "INTERNET" );
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                                switch( emails.get( a ).getType() ) {
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                                case ContactData.TYPE_HOME:
 
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                                case Contacts.ContactMethods.TYPE_HOME:
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                                        types.add( "HOME" ); break;
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                                case ContactData.TYPE_WORK:
 
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                                case Contacts.ContactMethods.TYPE_WORK:
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                                        types.add( "WORK" ); break;
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                                }
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                                out.append( fold( "EMAIL" +
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                                ArrayList< String > types = new ArrayList< String >();
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                                types.add( "POSTAL" );
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                                switch( addresses.get( a ).getType() ) {
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                                case ContactData.TYPE_HOME:
 
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                                case Contacts.ContactMethods.TYPE_HOME:
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                                        types.add( "HOME" ); break;
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                                case ContactData.TYPE_WORK:
 
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                                case Contacts.ContactMethods.TYPE_WORK:
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                                        types.add( "WORK" ); break;
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                                }
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                                // we use LABEL because is accepts formatted text (whereas ADR
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                                // expects semicolon-delimited fields with specific purposes)
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                                out.append( fold( "LABEL" +
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                                        ( types.size() > 0? ";TYPE=" + join( types, "," ) : "" ) +
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                                        ":" + escape( addresses.get( a ).getAddress() ) ) + "\n" );
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                        }
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                }
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                // append notes
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                ArrayList< String > notes = contact.getNotes();
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                if( notes != null )
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                        for( int a = 0; a < notes.size(); a++ )
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                                out.append( fold( "NOTE:" + escape( notes.get( a ) ) ) + "\n" );
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                // append footer
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                out.append( "END:VCARD\n" );
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                // replace '\n' with "\r\n" (spec requires CRLF)
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                int pos = 0;
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                while( true ) {
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                        pos = out.indexOf( "\n", pos );
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                        if( pos == -1 ) break;
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                        out.replace( pos, pos + 1, "\r\n" );
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                        // skip our inserted string
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                        pos += 2;
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                }
 
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                out.append( "VCARD:END\n" );
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                // write to file
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                try {