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Viewing changes to src/lib/WP42Heuristics.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Masayuki Hatta (mhatta)
  • Date: 2004-08-10 00:37:47 UTC
  • mfrom: (1.1.1 upstream)
  • Revision ID: james.westby@ubuntu.com-20040810003747-5i7g92h2v88z70zo
Tags: 0.7.2-1
New upstream release

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src/lib/WP42Heuristics.cpp
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{
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        int functionGroupCount = 0;
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        WPD_DEBUG_MSG(("WP42Heuristics::isWP42FileFormat()\n"));
 
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        gsf_input_seek(input, 0, G_SEEK_SET);
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        while (!gsf_input_eof(input))
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                        // check that the size constrains are valid, and that every group_member
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                        // is properly closed at the right place
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                        if (WP42_FUCNTION_GROUP_SIZE[readVal-0xC0] == -1)
 
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                        if (WP42_FUNCTION_GROUP_SIZE[readVal-0xC0] == -1)
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                        {
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                                // variable length function group
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                                // fixed length function group
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                                // seek to the position where the closing gate should be
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                                bool res = gsf_input_seek(input, WP42_FUCNTION_GROUP_SIZE[readVal-0xC0]-2, G_SEEK_CUR);
 
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                                bool res = gsf_input_seek(input, WP42_FUNCTION_GROUP_SIZE[readVal-0xC0]-2, G_SEEK_CUR);
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                                // when passed the complete file, we should be able to do that
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                                if (!partialContent && res)
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                                        return WPD_CONFIDENCE_NONE;
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                }
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        }       
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        // when we get here, the document is in a format that we could import properly.
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        // if we didn't entcounter a single WP4.2 function group) then be a bit more carefull.
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        // this would be the case when passed a plaintext file for example
 
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        /* When we get here, the document is in a format that we *could* import properly.
 
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        However, if we didn't entcounter a single WP4.2 function group) we need to be more carefull:
 
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        this would be the case when passed a plaintext file for example, which libwpd is not
 
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        supposed to handle. */
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        if (!functionGroupCount)
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                return WPD_CONFIDENCE_LIKELY;
 
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                return WPD_CONFIDENCE_POOR;
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        return WPD_CONFIDENCE_EXCELLENT;
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}