001package votorola.a.count; // Copyright 2007, 2013, Michael Allan. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Votorola Software"), to deal in the Votorola Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicence, and/or sell copies of the Votorola Software, and to permit persons to whom the Votorola Software is furnished to do so, subject to the following conditions: The preceding copyright notice and this permission notice shall be included in all copies or substantial portions of the Votorola Software. THE VOTOROLA SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE VOTOROLA SOFTWARE OR THE USE OR OTHER DEALINGS IN THE VOTOROLA SOFTWARE. 002 003import java.util.*; 004import votorola.a.*; 005import votorola.a.voter.*; 006import votorola.a.response.*; 007import votorola.g.option.*; 008 009import static votorola.a.voter.IDPair.NOBODY; 010 011 012/** Responder for the command 'unvote' - to withdraw a vote from a poll. 013 * 014 * @see <a href='../../../../../s/manual.xht#Poll-Response-unvote' target='_top' 015 * >../../s/manual.xht#Poll-Response-unvote</a> 016 */ 017public final class CR_Unvote extends CR_Vote 018{ 019 020 021 /** Constructs a CR_Unvote. 022 */ 023 CR_Unvote( PollService _poll ) { super( _poll, "a.count.CR_Unvote." ); } 024 025 026 027 // - C o m m a n d - R e s p o n d e r ------------------------------------------------ 028 029 030 public @Override void help( final CommandResponder.Session session ) 031 { 032 final ReplyBuilder replyB = session.replyBuilder(); 033 replyB.lappendlnn( keyPrefix + "help.summary" ); 034 replyB.indent( 4 ).setWrapping( false ); 035 replyB.lappendlnn( keyPrefix + "help.syntax" ); 036 replyB.exdent( 4 ).setWrapping( true ); 037 replyB.lappendlnn( keyPrefix + "help.body(1)", voterService.title() ); 038 } 039 040 041 042 public @Override Exception respond( final String[] argv, final CommandResponder.Session session ) 043 { 044 final String commandName = argv[0]; // before rearranged by option parser 045 final AuthenticatedUser user = session.user(); 046 if( user.email().equals(NOBODY.email()) ) 047 { 048 throw new CommandResponder.AnonymousIssueException( commandName ); 049 } 050 051 final ReplyBuilder replyB = session.replyBuilder(); 052 final Map<String,Option> optionMap = compileBaseOptions( session ); 053 { 054 final int aFirstNonOption = parse( argv, optionMap, session ); // rearranges argv 055 if( aFirstNonOption == -1 ) return null; // parse error, message already appended 056 057 if( optionMap.get("a.voter.CommandResponder.option.help").hasOccured() ) 058 { 059 help( session ); 060 return null; 061 } 062 } 063 064 try 065 { 066 replyB.setWrapping( false ); 067 replyB.lappendlnn( "a.count.CR_Vote.reply.poll(1)", poll().title() ); 068 final Vote vote = new Vote( user.email(), poll().voterInputTable() ); 069 writeVoteAndEcho( /*newCandidateEmail*/null, vote, session ); 070 071 echoTraces( vote, session ); 072 } 073 catch( VoterInputTable.BadInputException x ) { replyB.appendlnn( x.toString() ); } 074 // though unexpected 075 catch( java.io.IOException|java.sql.SQLException|javax.script.ScriptException|javax.xml.stream.XMLStreamException x ) 076 { 077 return x; 078 } 079 finally{ replyB.resetFormattingToDefaults(); } 080 return null; 081 } 082 083 084}