mirror of https://github.com/odrling/Aegisub
241 lines
5.5 KiB
C++
241 lines
5.5 KiB
C++
// Copyright (c) 2007, Rodrigo Braz Monteiro
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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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//
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// $Id$
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/// @file font_file_lister.cpp
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/// @brief Base-class for font collector implementations
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/// @ingroup font_collector
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///
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////////////
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// Includes
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#include "config.h"
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#ifndef AGI_PRE
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#include <wx/tokenzr.h>
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#endif
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#if defined(__WINDOWS__) || defined(__APPLE__)
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#ifdef WITH_FREETYPE2
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#include "font_file_lister_freetype.h"
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/// DOCME
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#define FontListerClass FreetypeFontFileLister
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#else
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#include "font_file_lister.h"
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#endif // WITH_FREETYPE2
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#else
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#include "font_file_lister_fontconfig.h"
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/// DOCME
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#define FontListerClass FontConfigFontFileLister
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#endif
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#include "standard_paths.h"
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#include "text_file_reader.h"
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#include "text_file_writer.h"
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/// DOCME
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FontFileLister *FontFileLister::instance = NULL;
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/// @brief Constructor
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///
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FontFileLister::FontFileLister() {
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}
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/// @brief Destructor
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///
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FontFileLister::~FontFileLister() {
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}
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/// @brief Get instance
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///
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void FontFileLister::GetInstance() {
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#ifdef FontListerClass
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if (!instance) instance = new FontListerClass();
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#endif
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}
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/// @brief Redirect statics to the instance
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/// @param facename
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/// @return
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///
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wxArrayString FontFileLister::GetFilesWithFace(wxString facename) {
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GetInstance();
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if (instance)
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return instance->DoGetFilesWithFace(facename);
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else {
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wxArrayString ret;
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return ret;
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}
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}
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/// @brief DOCME
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///
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void FontFileLister::Initialize() {
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GetInstance();
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if (instance) instance->DoInitialize();
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}
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/// @brief DOCME
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///
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void FontFileLister::ClearData() {
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GetInstance();
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if (instance) instance->DoClearData();
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}
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/// @brief Get list of files that match a specific face
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/// @param facename
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/// @return
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///
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wxArrayString FontFileLister::CacheGetFilesWithFace(wxString facename) {
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FontMap::iterator iter = fontTable.find(facename);
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if (iter != fontTable.end()) return iter->second;
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else {
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iter = fontTable.find(_T("*")+facename);
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if (iter != fontTable.end()) return iter->second;
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return wxArrayString();
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}
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}
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/// @brief Clear data
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///
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void FontFileLister::ClearCache() {
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fontFiles.clear();
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fontTable.clear();
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}
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/// @brief Add font
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/// @param filename
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/// @param facename
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/// @return
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///
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void FontFileLister::AddFont(wxString filename,wxString facename) {
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// See if it's a valid facename
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facename.Trim(true).Trim(false);
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if (facename.IsEmpty()) return;
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if (facename.Lower().StartsWith(_T("copyright "))) return;
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// Add filename to general list
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if (fontFiles.Index(filename) == wxNOT_FOUND) {
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fontFiles.Add(filename);
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}
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// Add filename to mapping of this face
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wxArrayString &arr = fontTable[facename];
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if (arr.Index(filename) == wxNOT_FOUND) arr.Add(filename);
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}
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/// @brief Check if a filename is cached
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/// @param filename
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/// @return
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///
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bool FontFileLister::IsFilenameCached(wxString filename) {
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return fontFiles.Index(filename) != wxNOT_FOUND;
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}
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/// @brief Save cache
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///
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void FontFileLister::SaveCache() {
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try {
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// Open file
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TextFileWriter file(StandardPaths::DecodePath(_T("?user/fontscache.dat")));
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// For each face...
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for (FontMap::iterator iter = fontTable.begin();iter!=fontTable.end();iter++) {
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// Write face name
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wxString line = iter->first + _T("?");
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size_t len = iter->second.Count();
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// Write file names
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for (size_t i=0;i<len;i++) {
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line += iter->second[i];
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if (i != len-1) line += _T("|");
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}
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// Write line
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file.WriteLineToFile(line);
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}
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}
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catch (...) {
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}
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}
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/// @brief Load cache
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///
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void FontFileLister::LoadCache() {
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try {
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// Load cache
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TextFileReader file(StandardPaths::DecodePath(_T("?user/fontscache.dat")));
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// Read each line
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while (file.HasMoreLines()) {
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// Read line
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wxString line = file.ReadLineFromFile();
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int pos = line.Find(_T('?'));
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// Get face name
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wxString face = line.Left(pos);
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if (face.IsEmpty()) continue;
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// Get files
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wxStringTokenizer tkn(line.Mid(pos+1),_T("|"));
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while (tkn.HasMoreTokens()) {
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wxString file = tkn.GetNextToken();
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if (!file.IsEmpty()) {
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AddFont(file,face);
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}
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}
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}
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}
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catch (...) {
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}
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}
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