forked from mia/Aegisub
46 lines
1.6 KiB
C++
46 lines
1.6 KiB
C++
// Copyright (c) 2012, Thomas Goyne <plorkyeran@aegisub.org>
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//
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// Permission to use, copy, modify, and distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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// Aegisub Project http://www.aegisub.org/
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#include "text_file_reader.h"
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#include <libaegisub/file_mapping.h>
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#include <libaegisub/make_unique.h>
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#include <boost/algorithm/string/predicate.hpp>
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#include <boost/algorithm/string/trim.hpp>
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#include <boost/interprocess/streams/bufferstream.hpp>
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TextFileReader::TextFileReader(agi::fs::path const& filename, std::string encoding, bool trim)
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: file(agi::make_unique<agi::read_file_mapping>(filename))
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, stream(agi::make_unique<boost::interprocess::ibufferstream>(file->read(), file->size()))
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, trim(trim)
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, iter(agi::line_iterator<std::string>(*stream, encoding))
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{
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}
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TextFileReader::~TextFileReader() {
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}
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std::string TextFileReader::ReadLineFromFile() {
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std::string str = *iter;
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++iter;
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if (trim)
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boost::trim(str);
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if (boost::starts_with(str, "\xEF\xBB\xBF"))
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str.erase(0, 3);
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return str;
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}
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