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			98 lines
		
	
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			98 lines
		
	
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2020-2021, the SerenityOS developers.
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #include "Workbook.h"
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| #include "ExportDialog.h"
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| #include "ImportDialog.h"
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| #include "JSIntegration.h"
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| #include "Readers/CSV.h"
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| #include <AK/ByteBuffer.h>
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| #include <LibCore/File.h>
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| #include <LibCore/MimeData.h>
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| #include <LibGUI/TextBox.h>
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| #include <LibJS/Runtime/GlobalObject.h>
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| 
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| namespace Spreadsheet {
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| 
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| static JS::VM& global_vm()
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| {
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|     static RefPtr<JS::VM> vm;
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|     if (!vm)
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|         vm = JS::VM::create();
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|     return *vm;
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| }
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| 
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| Workbook::Workbook(NonnullRefPtrVector<Sheet>&& sheets)
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|     : m_sheets(move(sheets))
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|     , m_interpreter(JS::Interpreter::create<JS::GlobalObject>(global_vm()))
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|     , m_interpreter_scope(JS::VM::InterpreterExecutionScope(interpreter()))
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| {
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|     m_workbook_object = interpreter().heap().allocate<WorkbookObject>(global_object(), *this);
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|     global_object().define_direct_property("workbook", workbook_object(), JS::default_attributes);
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| }
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| 
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| bool Workbook::set_filename(const String& filename)
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| {
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|     if (m_current_filename == filename)
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|         return false;
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| 
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|     m_current_filename = filename;
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|     return true;
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| }
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| 
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| Result<bool, String> Workbook::load(StringView filename)
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| {
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|     auto file_or_error = Core::File::open(filename, Core::OpenMode::ReadOnly);
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|     if (file_or_error.is_error()) {
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|         StringBuilder sb;
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|         sb.append("Failed to open ");
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|         sb.append(filename);
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|         sb.append(" for reading. Error: ");
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|         sb.appendff("{}", file_or_error.error());
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| 
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|         return sb.to_string();
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|     }
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| 
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|     auto mime = Core::guess_mime_type_based_on_filename(filename);
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| 
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|     // Make an import dialog, we might need to import it.
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|     auto result = ImportDialog::make_and_run_for(mime, file_or_error.value(), *this);
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|     if (result.is_error())
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|         return result.error();
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| 
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|     m_sheets = result.release_value();
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| 
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|     set_filename(filename);
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| 
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|     return true;
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| }
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| 
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| Result<bool, String> Workbook::save(StringView filename)
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| {
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|     auto mime = Core::guess_mime_type_based_on_filename(filename);
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|     auto file = Core::File::construct(filename);
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|     file->open(Core::OpenMode::WriteOnly);
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|     if (!file->is_open()) {
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|         StringBuilder sb;
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|         sb.append("Failed to open ");
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|         sb.append(filename);
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|         sb.append(" for write. Error: ");
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|         sb.append(file->error_string());
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| 
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|         return sb.to_string();
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|     }
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| 
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|     // Make an export dialog, we might need to import it.
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|     auto result = ExportDialog::make_and_run_for(mime, *file, *this);
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|     if (result.is_error())
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|         return result.error();
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| 
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|     set_filename(filename);
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|     set_dirty(false);
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|     return true;
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| }
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| 
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| }
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