88 lines
2.9 KiB
C++
88 lines
2.9 KiB
C++
// Copyright (c) 2010, Thomas Goyne
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// Aegisub Project http://www.aegisub.org/
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/// @file text_file_reader.cpp
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/// @brief Read plain text files line by line
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/// @ingroup utility
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///
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#include "config.h"
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#ifndef AGI_PRE
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#include <assert.h>
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#include <errno.h>
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#include <algorithm>
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#include <string>
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#include <wx/string.h>
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#endif
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#include <libaegisub/io.h>
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#include <libaegisub/log.h>
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#include "charset_detect.h"
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#include "compat.h"
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#include "text_file_reader.h"
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TextFileReader::TextFileReader(wxString const& filename, wxString encoding, bool trim)
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: trim(trim)
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{
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if (encoding.empty()) encoding = CharSetDetect::GetEncoding(filename);
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file.reset(agi::io::Open(STD_STR(filename), true));
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iter = agi::line_iterator<wxString>(*file, STD_STR(encoding));
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}
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TextFileReader::~TextFileReader() {
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}
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wxString TextFileReader::ReadLineFromFile() {
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wxString str = *iter;
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++iter;
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if (trim) str.Trim(true).Trim(false);
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if (str.StartsWith(L"\uFEFF")) str = str.Mid(1);
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return str;
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}
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namespace agi {
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#ifdef _WIN32
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template<> void line_iterator<wxString>::init() {
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conv.reset(new agi::charset::IconvWrapper(encoding.c_str(), "utf-16le"));
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}
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template<> bool line_iterator<wxString>::convert(std::string &str) {
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value = wxString(str.c_str(), wxMBConvUTF16LE(), str.size());
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return true;
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}
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#else
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template<> bool line_iterator<wxString>::convert(std::string &str) {
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value = str;
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return true;
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}
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#endif
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}
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