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|  | 13 <pre> | 
|  | 14 <a name="package-FileIO::SDFileIO-"></a>   1 <span class="k">package </span><span class="i">FileIO::SDFileIO</span><span class="sc">;</span> | 
|  | 15    2 <span class="c">#</span> | 
|  | 16    3 <span class="c"># $RCSfile: SDFileIO.pm,v $</span> | 
|  | 17    4 <span class="c"># $Date: 2015/02/28 20:48:43 $</span> | 
|  | 18    5 <span class="c"># $Revision: 1.35 $</span> | 
|  | 19    6 <span class="c">#</span> | 
|  | 20    7 <span class="c"># Author: Manish Sud <msud@san.rr.com></span> | 
|  | 21    8 <span class="c">#</span> | 
|  | 22    9 <span class="c"># Copyright (C) 2015 Manish Sud. All rights reserved.</span> | 
|  | 23   10 <span class="c">#</span> | 
|  | 24   11 <span class="c"># This file is part of MayaChemTools.</span> | 
|  | 25   12 <span class="c">#</span> | 
|  | 26   13 <span class="c"># MayaChemTools is free software; you can redistribute it and/or modify it under</span> | 
|  | 27   14 <span class="c"># the terms of the GNU Lesser General Public License as published by the Free</span> | 
|  | 28   15 <span class="c"># Software Foundation; either version 3 of the License, or (at your option) any</span> | 
|  | 29   16 <span class="c"># later version.</span> | 
|  | 30   17 <span class="c">#</span> | 
|  | 31   18 <span class="c"># MayaChemTools is distributed in the hope that it will be useful, but without</span> | 
|  | 32   19 <span class="c"># any warranty; without even the implied warranty of merchantability of fitness</span> | 
|  | 33   20 <span class="c"># for a particular purpose.  See the GNU Lesser General Public License for more</span> | 
|  | 34   21 <span class="c"># details.</span> | 
|  | 35   22 <span class="c">#</span> | 
|  | 36   23 <span class="c"># You should have received a copy of the GNU Lesser General Public License</span> | 
|  | 37   24 <span class="c"># along with MayaChemTools; if not, see <http://www.gnu.org/licenses/> or</span> | 
|  | 38   25 <span class="c"># write to the Free Software Foundation Inc., 59 Temple Place, Suite 330,</span> | 
|  | 39   26 <span class="c"># Boston, MA, 02111-1307, USA.</span> | 
|  | 40   27 <span class="c">#</span> | 
|  | 41   28 | 
|  | 42   29 <span class="k">use</span> <span class="w">strict</span><span class="sc">;</span> | 
|  | 43   30 <span class="k">use</span> <span class="w">Carp</span><span class="sc">;</span> | 
|  | 44   31 <span class="k">use</span> <span class="w">Exporter</span><span class="sc">;</span> | 
|  | 45   32 <span class="k">use</span> <span class="w">Scalar::Util</span> <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 46   33 <span class="k">use</span> <span class="w">TextUtil</span> <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 47   34 <span class="k">use</span> <span class="w">FileUtil</span> <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 48   35 <span class="k">use</span> <span class="w">SDFileUtil</span> <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 49   36 <span class="k">use</span> <span class="w">FileIO::FileIO</span><span class="sc">;</span> | 
|  | 50   37 <span class="k">use</span> <span class="w">FileIO::MDLMolFileIO</span><span class="sc">;</span> | 
|  | 51   38 <span class="k">use</span> <span class="w">Molecule</span><span class="sc">;</span> | 
|  | 52   39 | 
|  | 53   40 <span class="k">use</span> <span class="w">vars</span> <span class="q">qw(@ISA @EXPORT @EXPORT_OK %EXPORT_TAGS)</span><span class="sc">;</span> | 
|  | 54   41 | 
|  | 55   42 <span class="i">@ISA</span> = <span class="q">qw(FileIO::FileIO Exporter)</span><span class="sc">;</span> | 
|  | 56   43 <span class="i">@EXPORT</span> = <span class="q">qw()</span><span class="sc">;</span> | 
|  | 57   44 <span class="i">@EXPORT_OK</span> = <span class="q">qw(IsSDFile)</span><span class="sc">;</span> | 
|  | 58   45 | 
|  | 59   46 <span class="i">%EXPORT_TAGS</span> = <span class="s">(</span><span class="w">all</span>  <span class="cm">=></span> <span class="s">[</span><span class="i">@EXPORT</span><span class="cm">,</span> <span class="i">@EXPORT_OK</span><span class="s">]</span><span class="s">)</span><span class="sc">;</span> | 
|  | 60   47 | 
|  | 61   48 <span class="c"># Setup class variables...</span> | 
|  | 62   49 <span class="k">my</span><span class="s">(</span><span class="i">$ClassName</span><span class="s">)</span><span class="sc">;</span> | 
|  | 63   50 <span class="i">_InitializeClass</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 64   51 | 
|  | 65   52 <span class="c"># Class constructor...</span> | 
|  | 66 <a name="new-"></a>  53 <span class="k">sub </span><span class="m">new</span> <span class="s">{</span> | 
|  | 67   54   <span class="k">my</span><span class="s">(</span><span class="i">$Class</span><span class="cm">,</span> <span class="i">%NamesAndValues</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | 
|  | 68   55 | 
|  | 69   56   <span class="c"># Initialize object...</span> | 
|  | 70   57   <span class="k">my</span> <span class="i">$This</span> = <span class="i">$Class</span><span class="i">->SUPER::new</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 71   58   <span class="k">bless</span> <span class="i">$This</span><span class="cm">,</span> <span class="k">ref</span><span class="s">(</span><span class="i">$Class</span><span class="s">)</span> || <span class="i">$Class</span><span class="sc">;</span> | 
|  | 72   59   <span class="i">$This</span><span class="i">->_InitializeSDFileIO</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 73   60 | 
|  | 74   61   <span class="i">$This</span><span class="i">->_InitializeSDFileIOProperties</span><span class="s">(</span><span class="i">%NamesAndValues</span><span class="s">)</span><span class="sc">;</span> | 
|  | 75   62 | 
|  | 76   63   <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | 
|  | 77   64 <span class="s">}</span> | 
|  | 78   65 | 
|  | 79   66 <span class="c"># Initialize any local object data...</span> | 
|  | 80   67 <span class="c">#</span> | 
|  | 81 <a name="_InitializeSDFileIO-"></a>  68 <span class="k">sub </span><span class="m">_InitializeSDFileIO</span> <span class="s">{</span> | 
|  | 82   69   <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | 
|  | 83   70 | 
|  | 84   71   <span class="c"># Sorting of MDL data fields during output: Keep the initial order or write 'em out alphabetically...</span> | 
|  | 85   72   <span class="i">$This</span>->{<span class="w">SortDataFieldsDuringOutput</span>} = <span class="q">'No'</span><span class="sc">;</span> | 
|  | 86   73 | 
|  | 87   74   <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | 
|  | 88   75 <span class="s">}</span> | 
|  | 89   76 | 
|  | 90   77 <span class="c"># Initialize class ...</span> | 
|  | 91 <a name="_InitializeClass-"></a>  78 <span class="k">sub </span><span class="m">_InitializeClass</span> <span class="s">{</span> | 
|  | 92   79   <span class="c">#Class name...</span> | 
|  | 93   80   <span class="i">$ClassName</span> = <span class="w">__PACKAGE__</span><span class="sc">;</span> | 
|  | 94   81 | 
|  | 95   82 <span class="s">}</span> | 
|  | 96   83 | 
|  | 97   84 <span class="c"># Initialize object values...</span> | 
|  | 98 <a name="_InitializeSDFileIOProperties-"></a>  85 <span class="k">sub </span><span class="m">_InitializeSDFileIOProperties</span> <span class="s">{</span> | 
|  | 99   86   <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">%NamesAndValues</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | 
|  | 100   87 | 
|  | 101   88   <span class="c"># All other property names and values along with all Set/Get<PropertyName> methods</span> | 
|  | 102   89   <span class="c"># are implemented on-demand using ObjectProperty class.</span> | 
|  | 103   90 | 
|  | 104   91   <span class="k">my</span><span class="s">(</span><span class="i">$Name</span><span class="cm">,</span> <span class="i">$Value</span><span class="cm">,</span> <span class="i">$MethodName</span><span class="s">)</span><span class="sc">;</span> | 
|  | 105   92   <span class="k">while</span> <span class="s">(</span><span class="s">(</span><span class="i">$Name</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span> = <span class="k">each</span>  <span class="i">%NamesAndValues</span><span class="s">)</span> <span class="s">{</span> | 
|  | 106   93     <span class="i">$MethodName</span> = <span class="q">"Set${Name}"</span><span class="sc">;</span> | 
|  | 107   94     <span class="i">$This</span><span class="i">->$MethodName</span><span class="s">(</span><span class="i">$Value</span><span class="s">)</span><span class="sc">;</span> | 
|  | 108   95   <span class="s">}</span> | 
|  | 109   96 | 
|  | 110   97   <span class="k">if</span> <span class="s">(</span>!<span class="k">exists</span> <span class="i">$NamesAndValues</span>{<span class="w">Name</span>}<span class="s">)</span> <span class="s">{</span> | 
|  | 111   98     <span class="w">croak</span> <span class="q">"Error: ${ClassName}->New: Object can't be instantiated without specifying file name..."</span><span class="sc">;</span> | 
|  | 112   99   <span class="s">}</span> | 
|  | 113  100 | 
|  | 114  101   <span class="c"># Make sure it's a SD file...</span> | 
|  | 115  102   <span class="i">$Name</span> = <span class="i">$NamesAndValues</span>{<span class="w">Name</span>}<span class="sc">;</span> | 
|  | 116  103   <span class="k">if</span> <span class="s">(</span>!<span class="i">$This</span><span class="i">->IsSDFile</span><span class="s">(</span><span class="i">$Name</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | 
|  | 117  104     <span class="w">croak</span> <span class="q">"Error: ${ClassName}->New: Object can't be instantiated: File, $Name, doesn't appear to be SDF format..."</span><span class="sc">;</span> | 
|  | 118  105   <span class="s">}</span> | 
|  | 119  106 | 
|  | 120  107   <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | 
|  | 121  108 <span class="s">}</span> | 
|  | 122  109 | 
|  | 123  110 <span class="c"># Is it a SD file?</span> | 
|  | 124 <a name="IsSDFile-"></a> 111 <span class="k">sub </span><span class="m">IsSDFile ($;$)</span> <span class="s">{</span> | 
|  | 125  112   <span class="k">my</span><span class="s">(</span><span class="i">$FirstParameter</span><span class="cm">,</span> <span class="i">$SecondParameter</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | 
|  | 126  113   <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$FileName</span><span class="cm">,</span> <span class="i">$Status</span><span class="s">)</span><span class="sc">;</span> | 
|  | 127  114 | 
|  | 128  115   <span class="k">if</span> <span class="s">(</span><span class="s">(</span><span class="i">@_</span> == <span class="n">2</span><span class="s">)</span> && <span class="s">(</span><span class="i">_IsSDFileIO</span><span class="s">(</span><span class="i">$FirstParameter</span><span class="s">)</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | 
|  | 129  116     <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$FileName</span><span class="s">)</span> = <span class="s">(</span><span class="i">$FirstParameter</span><span class="cm">,</span> <span class="i">$SecondParameter</span><span class="s">)</span><span class="sc">;</span> | 
|  | 130  117   <span class="s">}</span> | 
|  | 131  118   <span class="k">else</span> <span class="s">{</span> | 
|  | 132  119     <span class="i">$FileName</span> = <span class="i">$FirstParameter</span><span class="sc">;</span> | 
|  | 133  120   <span class="s">}</span> | 
|  | 134  121 | 
|  | 135  122   <span class="c"># Check file extension...</span> | 
|  | 136  123   <span class="i">$Status</span> = <span class="i">FileUtil::CheckFileType</span><span class="s">(</span><span class="i">$FileName</span><span class="cm">,</span> <span class="q">"sd sdf"</span><span class="s">)</span><span class="sc">;</span> | 
|  | 137  124 | 
|  | 138  125   <span class="k">return</span> <span class="i">$Status</span><span class="sc">;</span> | 
|  | 139  126 <span class="s">}</span> | 
|  | 140  127 | 
|  | 141  128 <span class="c"># Read molecule from file and return molecule object...</span> | 
|  | 142 <a name="ReadMolecule-"></a> 129 <span class="k">sub </span><span class="m">ReadMolecule</span> <span class="s">{</span> | 
|  | 143  130   <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | 
|  | 144  131   <span class="k">my</span><span class="s">(</span><span class="i">$FileHandle</span><span class="s">)</span><span class="sc">;</span> | 
|  | 145  132 | 
|  | 146  133   <span class="i">$FileHandle</span> = <span class="i">$This</span><span class="i">->GetFileHandle</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 147  134   <span class="k">return</span> <span class="i">$This</span><span class="i">->ParseMoleculeString</span><span class="s">(</span><span class="i">SDFileUtil::ReadCmpdString</span><span class="s">(</span><span class="i">$FileHandle</span><span class="s">)</span><span class="s">)</span><span class="sc">;</span> | 
|  | 148  135 <span class="s">}</span> | 
|  | 149  136 | 
|  | 150  137 <span class="c"># Write compound data along with any data field label and values using Molecule object...</span> | 
|  | 151 <a name="WriteMolecule-"></a> 138 <span class="k">sub </span><span class="m">WriteMolecule</span> <span class="s">{</span> | 
|  | 152  139   <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Molecule</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | 
|  | 153  140 | 
|  | 154  141   <span class="k">if</span> <span class="s">(</span>!<span class="s">(</span><span class="k">defined</span><span class="s">(</span><span class="i">$Molecule</span><span class="s">)</span> && <span class="i">$Molecule</span><span class="i">->IsMolecule</span><span class="s">(</span><span class="s">)</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | 
|  | 155  142     <span class="w">carp</span> <span class="q">"Warning: ${ClassName}->WriteMolecule: No data written: Molecule object is not specified..."</span><span class="sc">;</span> | 
|  | 156  143     <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | 
|  | 157  144   <span class="s">}</span> | 
|  | 158  145   <span class="k">my</span><span class="s">(</span><span class="i">$FileHandle</span><span class="s">)</span><span class="sc">;</span> | 
|  | 159  146   <span class="i">$FileHandle</span> = <span class="i">$This</span><span class="i">->GetFileHandle</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 160  147 | 
|  | 161  148   <span class="k">print</span> <span class="i">$FileHandle</span> <span class="i">$This</span><span class="i">->GenerateMoleculeString</span><span class="s">(</span><span class="i">$Molecule</span><span class="s">)</span> . <span class="q">"\n"</span><span class="sc">;</span> | 
|  | 162  149 | 
|  | 163  150   <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | 
|  | 164  151 <span class="s">}</span> | 
|  | 165  152 | 
|  | 166  153 <span class="c"># Retrieve molecule string...</span> | 
|  | 167 <a name="ReadMoleculeString-"></a> 154 <span class="k">sub </span><span class="m">ReadMoleculeString</span> <span class="s">{</span> | 
|  | 168  155   <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | 
|  | 169  156   <span class="k">my</span><span class="s">(</span><span class="i">$FileHandle</span><span class="s">)</span><span class="sc">;</span> | 
|  | 170  157 | 
|  | 171  158   <span class="i">$FileHandle</span> = <span class="i">$This</span><span class="i">->GetFileHandle</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 172  159   <span class="k">return</span> <span class="i">SDFileUtil::ReadCmpdString</span><span class="s">(</span><span class="i">$FileHandle</span><span class="s">)</span><span class="sc">;</span> | 
|  | 173  160 <span class="s">}</span> | 
|  | 174  161 | 
|  | 175  162 <span class="c"># Parse molecule string and return molecule object. ParseMoleculeString supports two invocation methods: class</span> | 
|  | 176  163 <span class="c"># method or a package function.</span> | 
|  | 177  164 <span class="c">#</span> | 
|  | 178 <a name="ParseMoleculeString-"></a> 165 <span class="k">sub </span><span class="m">ParseMoleculeString</span> <span class="s">{</span> | 
|  | 179  166   <span class="k">my</span><span class="s">(</span><span class="i">$FirstParameter</span><span class="cm">,</span> <span class="i">$SecondParameter</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | 
|  | 180  167   <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$MoleculeString</span><span class="s">)</span><span class="sc">;</span> | 
|  | 181  168 | 
|  | 182  169   <span class="k">if</span> <span class="s">(</span><span class="s">(</span><span class="i">@_</span> == <span class="n">2</span><span class="s">)</span> && <span class="s">(</span><span class="i">_IsSDFileIO</span><span class="s">(</span><span class="i">$FirstParameter</span><span class="s">)</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | 
|  | 183  170     <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$MoleculeString</span><span class="s">)</span> = <span class="s">(</span><span class="i">$FirstParameter</span><span class="cm">,</span> <span class="i">$SecondParameter</span><span class="s">)</span><span class="sc">;</span> | 
|  | 184  171   <span class="s">}</span> | 
|  | 185  172   <span class="k">else</span> <span class="s">{</span> | 
|  | 186  173     <span class="i">$MoleculeString</span> = <span class="i">$FirstParameter</span><span class="sc">;</span> | 
|  | 187  174     <span class="i">$This</span> = <span class="k">undef</span><span class="sc">;</span> | 
|  | 188  175   <span class="s">}</span> | 
|  | 189  176   <span class="k">if</span> <span class="s">(</span>!<span class="i">$MoleculeString</span><span class="s">)</span> <span class="s">{</span> | 
|  | 190  177     <span class="k">return</span> <span class="k">undef</span><span class="sc">;</span> | 
|  | 191  178   <span class="s">}</span> | 
|  | 192  179   <span class="c"># Parse molecule data...</span> | 
|  | 193  180   <span class="k">my</span><span class="s">(</span><span class="i">$Molecule</span><span class="s">)</span><span class="sc">;</span> | 
|  | 194  181   <span class="i">$Molecule</span> = <span class="i">FileIO::MDLMolFileIO::ParseMoleculeString</span><span class="s">(</span><span class="i">$MoleculeString</span><span class="s">)</span><span class="sc">;</span> | 
|  | 195  182 | 
|  | 196  183   <span class="c"># Process data label/value pairs...</span> | 
|  | 197  184   <span class="k">my</span><span class="s">(</span><span class="i">@MoleculeLines</span><span class="cm">,</span> <span class="i">@DataLabels</span><span class="cm">,</span> <span class="i">%DataLabelsAndValues</span><span class="s">)</span><span class="sc">;</span> | 
|  | 198  185 | 
|  | 199  186   <span class="i">%DataLabelsAndValues</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 200  187   <span class="i">@MoleculeLines</span> = <span class="k">split</span> <span class="q">/\n/</span><span class="cm">,</span> <span class="i">$MoleculeString</span><span class="sc">;</span> | 
|  | 201  188   <span class="i">@DataLabels</span> = <span class="i">SDFileUtil::GetCmpdDataHeaderLabels</span><span class="s">(</span>\<span class="i">@MoleculeLines</span><span class="s">)</span><span class="sc">;</span> | 
|  | 202  189   <span class="i">%DataLabelsAndValues</span> = <span class="i">SDFileUtil::GetCmpdDataHeaderLabelsAndValues</span><span class="s">(</span>\<span class="i">@MoleculeLines</span><span class="s">)</span><span class="sc">;</span> | 
|  | 203  190 | 
|  | 204  191   <span class="c"># Store reference to data labels to keep track of their initial order in SD file...</span> | 
|  | 205  192   <span class="i">$Molecule</span><span class="i">->SetDataFieldLabels</span><span class="s">(</span>\<span class="i">@DataLabels</span><span class="s">)</span><span class="sc">;</span> | 
|  | 206  193 | 
|  | 207  194   <span class="c"># Store reference to SD data label/value pairs hash as a generic property of molecule...</span> | 
|  | 208  195   <span class="i">$Molecule</span><span class="i">->SetDataFieldLabelAndValues</span><span class="s">(</span>\<span class="i">%DataLabelsAndValues</span><span class="s">)</span><span class="sc">;</span> | 
|  | 209  196 | 
|  | 210  197   <span class="k">return</span> <span class="i">$Molecule</span><span class="sc">;</span> | 
|  | 211  198 <span class="s">}</span> | 
|  | 212  199 | 
|  | 213  200 <span class="c"># Generate molecule string using molecule object...</span> | 
|  | 214 <a name="GenerateMoleculeString-"></a> 201 <span class="k">sub </span><span class="m">GenerateMoleculeString</span> <span class="s">{</span> | 
|  | 215  202   <span class="k">my</span><span class="s">(</span><span class="i">$FirstParameter</span><span class="cm">,</span> <span class="i">$SecondParameter</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | 
|  | 216  203   <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Molecule</span><span class="s">)</span><span class="sc">;</span> | 
|  | 217  204 | 
|  | 218  205   <span class="k">if</span> <span class="s">(</span><span class="s">(</span><span class="i">@_</span> == <span class="n">2</span><span class="s">)</span> && <span class="s">(</span><span class="i">_IsSDFileIO</span><span class="s">(</span><span class="i">$FirstParameter</span><span class="s">)</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | 
|  | 219  206     <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Molecule</span><span class="s">)</span> = <span class="s">(</span><span class="i">$FirstParameter</span><span class="cm">,</span> <span class="i">$SecondParameter</span><span class="s">)</span><span class="sc">;</span> | 
|  | 220  207   <span class="s">}</span> | 
|  | 221  208   <span class="k">else</span> <span class="s">{</span> | 
|  | 222  209     <span class="i">$Molecule</span> = <span class="i">$FirstParameter</span><span class="sc">;</span> | 
|  | 223  210     <span class="i">$This</span> = <span class="k">undef</span><span class="sc">;</span> | 
|  | 224  211   <span class="s">}</span> | 
|  | 225  212   <span class="k">if</span> <span class="s">(</span>!<span class="k">defined</span><span class="s">(</span><span class="i">$Molecule</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | 
|  | 226  213     <span class="k">return</span> <span class="k">undef</span><span class="sc">;</span> | 
|  | 227  214   <span class="s">}</span> | 
|  | 228  215   <span class="c"># Generate CTAB data...</span> | 
|  | 229  216   <span class="k">my</span><span class="s">(</span><span class="i">$CmpdString</span><span class="s">)</span><span class="sc">;</span> | 
|  | 230  217   <span class="i">$CmpdString</span> = <span class="i">FileIO::MDLMolFileIO::GenerateMoleculeString</span><span class="s">(</span><span class="i">$Molecule</span><span class="s">)</span><span class="sc">;</span> | 
|  | 231  218 | 
|  | 232  219   <span class="c"># Generate any data field labels and values...</span> | 
|  | 233  220   <span class="k">my</span><span class="s">(</span><span class="i">$DataFieldLabelsAndValuesString</span><span class="s">)</span><span class="sc">;</span> | 
|  | 234  221 | 
|  | 235  222   <span class="i">$DataFieldLabelsAndValuesString</span> = <span class="q">''</span><span class="sc">;</span> | 
|  | 236  223   <span class="k">if</span> <span class="s">(</span><span class="i">$Molecule</span><span class="i">->HasProperty</span><span class="s">(</span><span class="q">'DataFieldLabels'</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | 
|  | 237  224     <span class="k">my</span><span class="s">(</span><span class="i">$DataFieldLabelsRef</span><span class="cm">,</span> <span class="i">$DataFieldLabelAndValuesRef</span><span class="cm">,</span> <span class="i">$SortDataFields</span><span class="s">)</span><span class="sc">;</span> | 
|  | 238  225 | 
|  | 239  226     <span class="i">$SortDataFields</span> = <span class="s">(</span><span class="k">exists</span><span class="s">(</span><span class="i">$This</span>->{<span class="w">SortDataFieldsDuringOutput</span>}<span class="s">)</span> && <span class="i">$This</span>->{<span class="w">SortDataFieldsDuringOutput</span>} =~ <span class="q">/^Yes$/i</span><span class="s">)</span> ? <span class="n">1</span> <span class="co">:</span> <span class="n">0</span><span class="sc">;</span> | 
|  | 240  227 | 
|  | 241  228     <span class="i">$DataFieldLabelsRef</span> = <span class="i">$Molecule</span><span class="i">->GetDataFieldLabels</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 242  229     <span class="i">$DataFieldLabelAndValuesRef</span> = <span class="i">$Molecule</span><span class="i">->GetDataFieldLabelAndValues</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | 
|  | 243  230     <span class="i">$DataFieldLabelsAndValuesString</span> = <span class="k">join</span> <span class="q">"\n"</span><span class="cm">,</span> <span class="i">SDFileUtil::GenerateCmpdDataHeaderLabelsAndValuesLines</span><span class="s">(</span><span class="i">$DataFieldLabelsRef</span><span class="cm">,</span> <span class="i">$DataFieldLabelAndValuesRef</span><span class="cm">,</span> <span class="i">$SortDataFields</span><span class="s">)</span><span class="sc">;</span> | 
|  | 244  231   <span class="s">}</span> | 
|  | 245  232 | 
|  | 246  233   <span class="k">return</span> <span class="q">"${CmpdString }\n${DataFieldLabelsAndValuesString}\n\$\$\$\$"</span><span class="sc">;</span> | 
|  | 247  234 <span class="s">}</span> | 
|  | 248  235 | 
|  | 249  236 | 
|  | 250  237 <span class="c"># Is it a SDFileIO object?</span> | 
|  | 251 <a name="_IsSDFileIO-"></a> 238 <span class="k">sub </span><span class="m">_IsSDFileIO</span> <span class="s">{</span> | 
|  | 252  239   <span class="k">my</span><span class="s">(</span><span class="i">$Object</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | 
|  | 253  240 | 
|  | 254  241   <span class="k">return</span> <span class="s">(</span><span class="i">Scalar::Util::blessed</span><span class="s">(</span><span class="i">$Object</span><span class="s">)</span> && <span class="i">$Object</span><span class="i">->isa</span><span class="s">(</span><span class="i">$ClassName</span><span class="s">)</span><span class="s">)</span> ? <span class="n">1</span> <span class="co">:</span> <span class="n">0</span><span class="sc">;</span> | 
|  | 255  242 <span class="s">}</span> | 
|  | 256  243 | 
|  | 257 <a name="EOF-"></a></pre> | 
|  | 258 <p> </p> | 
|  | 259 <br /> | 
|  | 260 <center> | 
|  | 261 <img src="../../../images/h2o2.png"> | 
|  | 262 </center> | 
|  | 263 </body> | 
|  | 264 </html> |