1 | package OOConvertBinaryFile;
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2 |
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3 | use ConvertBinaryFile;
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4 |
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5 |
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6 | use gsprintf 'gsprintf';
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7 | # @ISA dynamically configured to be either OpenOfficeConverter or ConvertBinaryFile
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8 |
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9 | # do not initialise these variables
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10 | my $openoffice_ext_installed;
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11 | my $openoffice_ext_working;
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12 | sub BEGIN {
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13 | eval("require OpenOfficeConverter");
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14 | if ($@) {
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15 | # Useful debugging statement if there is a syntax error in OpenOfficeConverter:
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16 | # print STDERR "$@\n";
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17 | $openoffice_ext_installed = 0;
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18 | $openoffice_ext_working = 0;
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19 | }
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20 | else {
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21 | # Successfully found
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22 | $openoffice_ext_installed = 1;
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23 | # now check whether it can run soffice
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24 | if ($OpenOfficeConverter::openoffice_conversion_available) {
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25 | $openoffice_ext_working = 1;
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26 |
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27 | } else {
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28 | $openoffice_ext_working = 0;
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29 | }
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30 | }
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31 |
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32 | if ($openoffice_ext_working) {
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33 | @OOConvertBinaryFile::ISA = ('ConvertBinaryFile', 'OpenOfficeConverter');
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34 | } else {
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35 | @OOConvertBinaryFile::ISA = ('ConvertBinaryFile');
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36 | }
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37 | }
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38 |
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39 | my $opt_openoffice_args =
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40 | [ { 'name' => "openoffice_scripting",
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41 | 'desc' => "{OpenOfficeConverter.openoffice_scripting}",
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42 | 'type' => "flag",
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43 | 'reqd' => "no" } ];
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44 |
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45 | my $arguments = [];
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46 |
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47 | my $options = { 'name' => "OOConvertBinaryFile",
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48 | 'desc' => "{OOConvertBinaryFile.desc}",
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49 | 'abstract' => "yes",
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50 | 'inherits' => "yes",
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51 | 'args' => $arguments };
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52 |
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53 | sub new {
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54 | my ($class) = shift (@_);
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55 | my ($pluginlist,$inputargs,$hashArgOptLists) = @_;
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56 | push(@$pluginlist, $class);
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57 |
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58 | if ($openoffice_ext_installed) {
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59 | print STDERR "$class: OpenOffice Extension to Greenstone detected\n";
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60 | if ($openoffice_ext_working) {
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61 | print STDERR "... and it appears to be working\n";
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62 | } else {
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63 | print STDERR "... but it appears to be broken\n";
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64 | &gsprintf(STDERR, "OpenOfficeConverter: {OpenOfficeConverter.noconversionavailable} ({OpenOfficeConverter.$OpenOfficeConverter::no_openoffice_conversion_reason})\n");
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65 | }
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66 | }
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67 |
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68 | if ($openoffice_ext_working) {
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69 | push(@$arguments,@$opt_openoffice_args);
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70 | }
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71 |
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72 | push(@{$hashArgOptLists->{"ArgList"}},@{$arguments});
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73 | push(@{$hashArgOptLists->{"OptList"}},$options);
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74 |
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75 | if ($openoffice_ext_working) {
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76 |
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77 | #$self = new OpenOfficeConverter($pluginlist, $inputargs, $hashArgOptLists);
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78 | my $ooc_self = new OpenOfficeConverter($pluginlist, $inputargs, $hashArgOptLists);
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79 | my $cbf_self = new ConvertBinaryFile($pluginlist, $inputargs, $hashArgOptLists);
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80 | $self = BasePlugin::merge_inheritance($ooc_self, $cbf_self);
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81 | $self->{'openoffice_available'} = 1;
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82 | }
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83 | else {
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84 | $self = new ConvertBinaryFile($pluginlist, $inputargs, $hashArgOptLists);
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85 | $self->{'openoffice_available'} = 0;
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86 | }
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87 |
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88 | # if ($self->{'info_only'}) {
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89 | # don't worry about any options etc
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90 | return bless $self, $class;
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91 | # }
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92 | }
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93 |
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94 | sub init {
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95 | my $self = shift (@_);
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96 | my ($verbosity, $outhandle, $failhandle) = @_;
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97 |
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98 | $self->SUPER::init($verbosity,$outhandle,$failhandle);
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99 | if ($openoffice_ext_working) {
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100 | $self->OpenOfficeConverter::init();
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101 | }
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102 | }
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103 |
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104 | sub begin {
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105 | my $self = shift (@_);
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106 |
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107 | if ($openoffice_ext_working) {
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108 | $self->OpenOfficeConverter::begin(@_);
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109 | }
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110 | $self->SUPER::begin(@_);
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111 | }
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112 |
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113 | sub deinit {
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114 | # called only once, after all plugin passes have been done
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115 | my ($self) = @_;
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116 |
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117 | if ($openoffice_ext_working) {
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118 | $self->OpenOfficeConverter::deinit();
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119 | }
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120 | $self->SUPER::deinit();
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121 | }
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122 |
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123 | # if we are using open office, we use OpenOfficeConverter's convert method, otherwise fall back to ConvertBinaryFile method.
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124 | sub tmp_area_convert_file {
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125 | my $self = shift (@_);
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126 | my ($output_ext, $input_filename, $textref) = @_;
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127 |
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128 | if ($openoffice_ext_working && $self->{'openoffice_scripting'}) {
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129 | my ($result, $result_str, $new_filename) = $self->OpenOfficeConverter::convert($input_filename, $output_ext);
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130 | if ($result != 0) {
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131 | return $new_filename;
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132 | }
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133 | my $outhandle=$self->{'outhandle'};
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134 | print $outhandle "Open Office Conversion error\n";
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135 | print $outhandle $result_str;
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136 | return "";
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137 | }
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138 | else {
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139 | return $self->ConvertBinaryFile::tmp_area_convert_file(@_);
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140 | }
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141 | }
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