source/convert.cpp

   1 // convert.h - Convert subroutines.
   2 //
   3 // (c) 2012-2015 Xestia Software Development.
   4 //
   5 // This file is part of Xestia Address Book.
   6 //
   7 // Xestia Address Book is free software: you can redistribute it and/or modify
   8 // it under the terms of the GNU General Public License as published by the
   9 // Free Software Foundation, version 3 of the license.
  10 //
  11 // Xestia Address Book is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License along
  17 // with Xestia Address Book. If not, see <http://www.gnu.org/licenses/>
  18
  19 #include "convert.h"
  20 #include "vcard/vcard.h"
  21
  22 ConvertResult ConvertContact(wxString InputFormat, wxString OutputFormat,
  23         wxString InputFilename, wxString OutputFilename){
  24
  25         std::vector<wxString> ValidFormats = {
  26                 wxT("vCard3"),
  27                 wxT("vCard4")
  28         };
  29
  30         bool ValidInput = false;
  31         bool ValidOutput = false;
  32
  33         // Check that the input format is valid.
  34
  35         for (long l = 0; l < ValidFormats.size(); l++){
  36
  37                 if (InputFormat == ValidFormats[l]){
  38                         ValidInput = true;
  39                         break;
  40                 }
  41
  42         }
  43
  44         if (ValidInput == false){
  45
  46                 return CONVERTRESULT_INVALIDINPUTFORMAT;
  47
  48         }
  49
  50         // Check that the output format is valid.
  51
  52         for (long l = 0; l < ValidFormats.size(); l++){
  53
  54                 if (OutputFormat == ValidFormats[l]){
  55                         ValidOutput = true;
  56                         break;
  57                 }
  58
  59         }
  60
  61         if (ValidOutput == false){
  62
  63                 return CONVERTRESULT_INVALIDOUTPUTFORMAT;
  64
  65         }
  66
  67         // Check that the input and output formats
  68         // are not the same.
  69
  70         if (InputFormat == OutputFormat){
  71
  72                 return CONVERTRESULT_FORMATSSAME;
  73
  74         }
  75
  76         // Check that the input filename is not empty.
  77
  78         if (InputFilename.empty()){
  79
  80                 return CONVERTRESULT_INPUTFILEEMPTY;
  81
  82         }
  83
  84         // Check that the input file given exists.
  85
  86         if (!wxFileExists(InputFilename)){
  87
  88                 return CONVERTRESULT_INPUTFILEMISSING;
  89
  90         }
  91
  92         wxFile InputFile;
  93
  94         if (!InputFile.Open(InputFilename, wxFile::read, wxS_DEFAULT)){
  95
  96                 int InputFileErrNo = InputFile.GetLastError();
  97
  98                 return CONVERTRESULT_INPUTFILEERROR;
  99
 100         }
 101
 102         // Check that the output file can be opened.
 103
 104         bool OutputPipe = false;
 105         wxFile OutputFile;
 106
 107         if (!OutputFilename.IsEmpty()){
 108
 109                 if (!OutputFile.Open(OutputFilename, wxFile::write, wxS_DEFAULT)){
 110                         return CONVERTRESULT_OUTPUTFILEERROR;
 111                 }
 112
 113         } else {
 114
 115                 OutputPipe = true;
 116
 117         }
 118
 119         // Check that the file has the correct file format.
 120
 121         if (InputFormat == "vCard4"){
 122
 123                 // Read from the file.
 124
 125                 wxString InputFileData;
 126                 InputFile.ReadAll(&InputFileData, wxConvAuto());
 127
 128                 vCard InputvCard;
 129
 130                 InputvCard.LoadString(InputFileData);
 131
 132                 if (InputvCard.Get("VERSION") != "4.0"){
 133                         return CONVERTRESULT_INPUTFILEINVALIDFORMAT;
 134                 }
 135
 136         } else if (InputFormat == "vCard3"){
 137
 138                 // Read from the file.
 139
 140                 wxString InputFileData;
 141                 InputFile.ReadAll(&InputFileData, wxConvAuto());
 142
 143                 vCard InputvCard;
 144
 145                 InputvCard.LoadString(InputFileData);
 146
 147                 if (InputvCard.Get("VERSION") != "3.0"){
 148                         return CONVERTRESULT_INPUTFILEINVALIDFORMAT;
 149                 }
 150
 151         }
 152
 153         return CONVERTRESULT_OK;
 154
 155 }