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https://github.com/tfussell/xlnt.git
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821 lines
18 KiB
C++
821 lines
18 KiB
C++
// Copyright (c) 2014-2016 Thomas Fussell
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// Copyright (c) 2010-2015 openpyxl
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, WRISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE
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//
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// @license: http://www.opensource.org/licenses/mit-license.php
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// @author: see AUTHORS file
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#include <algorithm>
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#include <sstream>
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#include <xlnt/cell/cell.hpp>
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#include <xlnt/cell/cell_reference.hpp>
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#include <xlnt/cell/comment.hpp>
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#include <xlnt/packaging/document_properties.hpp>
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#include <xlnt/packaging/relationship.hpp>
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#include <xlnt/serialization/encoding.hpp>
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#include <xlnt/styles/color.hpp>
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#include <xlnt/styles/style.hpp>
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#include <xlnt/utils/date.hpp>
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#include <xlnt/utils/datetime.hpp>
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#include <xlnt/utils/time.hpp>
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#include <xlnt/utils/timedelta.hpp>
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#include <xlnt/utils/exceptions.hpp>
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#include <xlnt/utils/utf8string.hpp>
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#include <xlnt/workbook/workbook.hpp>
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#include <xlnt/worksheet/column_properties.hpp>
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#include <xlnt/worksheet/row_properties.hpp>
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#include <xlnt/worksheet/worksheet.hpp>
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#include <detail/cell_impl.hpp>
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#include <detail/comment_impl.hpp>
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namespace xlnt {
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const std::unordered_map<std::string, int> &cell::error_codes()
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{
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static const std::unordered_map<std::string, int> *codes =
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new std::unordered_map<std::string, int>({ { "#NULL!", 0 }, { "#DIV/0!", 1 }, { "#VALUE!", 2 },
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{ "#REF!", 3 }, { "#NAME?", 4 }, { "#NUM!", 5 },
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{ "#N/A!", 6 } });
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return *codes;
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};
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std::string cell::check_string(const std::string &to_check)
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{
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// so we can modify it
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std::string s = to_check;
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if (s.size() == 0)
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{
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return s;
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}
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auto wb_encoding = get_parent().get_parent().get_encoding();
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//XXX: use utfcpp for this!
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switch(wb_encoding)
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{
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case encoding::latin1: break; // all bytes are valid in latin1
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case encoding::ascii:
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for (char c : s)
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{
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if (c < 0)
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{
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throw xlnt::unicode_decode_error(c);
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}
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}
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break;
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case encoding::utf8:
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{
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if(!utf8string::is_valid(s))
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{
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throw xlnt::unicode_decode_error('0');
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}
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break;
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}
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case encoding::utf16:
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{
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if(!utf8string::from_utf16(s).is_valid())
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{
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throw xlnt::unicode_decode_error('0');
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}
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break;
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}
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case encoding::utf32:
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{
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if(!utf8string::from_utf32(s).is_valid())
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{
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throw xlnt::unicode_decode_error('0');
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}
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break;
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}
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default:
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// other encodings not supported yet
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break;
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} // switch(wb_encoding)
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// check encoding?
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if (s.size() > 32767)
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{
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s = s.substr(0, 32767); // max string length in Excel
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}
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for (char c : s)
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{
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if (c >= 0 && (c <= 8 || c == 11 || c == 12 || (c >= 14 && c <= 31)))
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{
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throw xlnt::illegal_character_error(c);
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}
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}
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return s;
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}
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cell::cell() : d_(nullptr)
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{
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}
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cell::cell(detail::cell_impl *d) : d_(d)
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{
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}
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cell::cell(worksheet worksheet, const cell_reference &reference) : d_(nullptr)
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{
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cell self = worksheet.get_cell(reference);
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d_ = self.d_;
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}
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template <typename T>
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cell::cell(worksheet worksheet, const cell_reference &reference, const T &initial_value) : cell(worksheet, reference)
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{
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set_value(initial_value);
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}
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bool cell::garbage_collectible() const
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{
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return !(get_data_type() != type::null || is_merged() || has_comment() || has_formula() || has_style());
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}
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template <>
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XLNT_FUNCTION void cell::set_value(bool b)
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{
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d_->value_numeric_ = b ? 1 : 0;
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d_->type_ = type::boolean;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(std::int8_t i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(std::int16_t i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(std::int32_t i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(std::int64_t i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(std::uint8_t i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(std::uint16_t i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(std::uint32_t i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(std::uint64_t i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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#ifdef _MSC_VER
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template <>
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XLNT_FUNCTION void cell::set_value(unsigned long i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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#endif
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#ifdef __linux
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template <>
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XLNT_FUNCTION void cell::set_value(long long i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(unsigned long long i)
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{
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d_->value_numeric_ = static_cast<long double>(i);
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d_->type_ = type::numeric;
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}
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#endif
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template <>
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XLNT_FUNCTION void cell::set_value(float f)
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{
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d_->value_numeric_ = static_cast<long double>(f);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(double d)
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{
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d_->value_numeric_ = static_cast<long double>(d);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(long double d)
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{
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d_->value_numeric_ = static_cast<long double>(d);
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d_->type_ = type::numeric;
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}
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template <>
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XLNT_FUNCTION void cell::set_value(std::string s)
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{
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d_->set_string(check_string(s), get_parent().get_parent().get_guess_types());
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if (get_data_type() == type::string && !s.empty())
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{
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get_parent().get_parent().add_shared_string(s);
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}
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}
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template <>
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XLNT_FUNCTION void cell::set_value(char const *c)
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{
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set_value(std::string(c));
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}
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template <>
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XLNT_FUNCTION void cell::set_value(cell c)
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{
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d_->type_ = c.d_->type_;
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d_->value_numeric_ = c.d_->value_numeric_;
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d_->value_string_ = c.d_->value_string_;
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d_->hyperlink_ = c.d_->hyperlink_;
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d_->has_hyperlink_ = c.d_->has_hyperlink_;
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d_->formula_ = c.d_->formula_;
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d_->style_id_ = c.d_->style_id_;
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set_comment(c.get_comment());
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}
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template <>
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XLNT_FUNCTION void cell::set_value(date d)
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{
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d_->type_ = type::numeric;
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d_->value_numeric_ = d.to_number(get_base_date());
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set_number_format(number_format::date_yyyymmdd2());
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}
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template <>
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XLNT_FUNCTION void cell::set_value(datetime d)
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{
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d_->type_ = type::numeric;
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d_->value_numeric_ = d.to_number(get_base_date());
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set_number_format(number_format::date_datetime());
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}
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template <>
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XLNT_FUNCTION void cell::set_value(time t)
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{
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d_->type_ = type::numeric;
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d_->value_numeric_ = t.to_number();
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set_number_format(number_format::date_time6());
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}
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template <>
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XLNT_FUNCTION void cell::set_value(timedelta t)
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{
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d_->type_ = type::numeric;
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d_->value_numeric_ = t.to_number();
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set_number_format(number_format::date_timedelta());
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}
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row_t cell::get_row() const
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{
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return d_->row_;
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}
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column_t cell::get_column() const
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{
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return d_->column_;
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}
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void cell::set_merged(bool merged)
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{
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d_->is_merged_ = merged;
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}
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bool cell::is_merged() const
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{
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return d_->is_merged_;
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}
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bool cell::is_date() const
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{
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return get_data_type() == type::numeric && get_number_format().is_date_format();
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}
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cell_reference cell::get_reference() const
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{
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return { d_->column_, d_->row_ };
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}
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bool cell::operator==(std::nullptr_t) const
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{
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return d_ == nullptr;
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}
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bool cell::operator==(const cell &comparand) const
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{
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return d_ == comparand.d_;
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}
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cell &cell::operator=(const cell &rhs)
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{
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*d_ = *rhs.d_;
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return *this;
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}
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bool operator<(cell left, cell right)
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{
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return left.get_reference() < right.get_reference();
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}
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std::string cell::to_repr() const
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{
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return "<Cell " + worksheet(d_->parent_).get_title() + "." + get_reference().to_string() + ">";
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}
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relationship cell::get_hyperlink() const
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{
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if (!d_->has_hyperlink_)
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{
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throw std::runtime_error("no hyperlink set");
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}
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return d_->hyperlink_;
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}
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bool cell::has_hyperlink() const
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{
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return d_->has_hyperlink_;
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}
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void cell::set_hyperlink(const std::string &hyperlink)
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{
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if (hyperlink.length() == 0 || std::find(hyperlink.begin(), hyperlink.end(), ':') == hyperlink.end())
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{
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throw data_type_exception();
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}
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d_->has_hyperlink_ = true;
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d_->hyperlink_ = worksheet(d_->parent_).create_relationship(relationship::type::hyperlink, hyperlink);
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if (get_data_type() == type::null)
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{
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set_value(hyperlink);
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}
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}
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void cell::set_formula(const std::string &formula)
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{
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if (formula.length() == 0)
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{
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throw data_type_exception();
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}
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if (formula[0] == '=')
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{
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d_->formula_ = formula.substr(1);
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}
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else
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{
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d_->formula_ = formula;
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}
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}
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bool cell::has_formula() const
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{
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return !d_->formula_.empty();
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}
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std::string cell::get_formula() const
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{
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if (d_->formula_.empty())
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{
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throw data_type_exception();
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}
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return d_->formula_;
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}
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void cell::clear_formula()
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{
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d_->formula_.clear();
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}
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void cell::set_comment(const xlnt::comment &c)
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{
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if (c.d_ != d_->comment_.get())
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{
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throw xlnt::attribute_error();
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}
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if (!has_comment())
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{
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get_parent().increment_comments();
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}
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*get_comment().d_ = *c.d_;
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}
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void cell::clear_comment()
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{
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if (has_comment())
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{
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get_parent().decrement_comments();
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}
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d_->comment_ = nullptr;
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}
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bool cell::has_comment() const
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{
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return d_->comment_ != nullptr;
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}
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void cell::set_error(const std::string &error)
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{
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if (error.length() == 0 || error[0] != '#')
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{
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throw data_type_exception();
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}
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d_->value_string_ = error;
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d_->type_ = type::error;
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}
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cell cell::offset(int column, int row)
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{
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return get_parent().get_cell(cell_reference(d_->column_ + column, d_->row_ + row));
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}
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worksheet cell::get_parent()
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{
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return worksheet(d_->parent_);
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}
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const worksheet cell::get_parent() const
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{
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return worksheet(d_->parent_);
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}
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comment cell::get_comment()
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{
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if (d_->comment_ == nullptr)
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{
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d_->comment_.reset(new detail::comment_impl());
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get_parent().increment_comments();
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}
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return comment(d_->comment_.get());
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}
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//TODO: this shares a lot of code with worksheet::get_point_pos, try to reduce repition
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std::pair<int, int> cell::get_anchor() const
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{
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static const double DefaultColumnWidth = 51.85;
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static const double DefaultRowHeight = 15.0;
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auto points_to_pixels = [](long double value, long double dpi)
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{
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return static_cast<int>(std::ceil(value * dpi / 72));
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};
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auto left_columns = d_->column_ - 1;
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int left_anchor = 0;
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auto default_width = points_to_pixels(DefaultColumnWidth, 96.0);
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for (column_t column_index = 1; column_index <= left_columns; column_index++)
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{
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if (get_parent().has_column_properties(column_index))
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{
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auto cdw = get_parent().get_column_properties(column_index).width;
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if (cdw > 0)
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{
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left_anchor += points_to_pixels(cdw, 96.0);
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continue;
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}
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}
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left_anchor += default_width;
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}
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auto top_rows = d_->row_ - 1;
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int top_anchor = 0;
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auto default_height = points_to_pixels(DefaultRowHeight, 96.0);
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for (row_t row_index = 1; row_index <= top_rows; row_index++)
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{
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if (get_parent().has_row_properties(row_index))
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{
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auto rdh = get_parent().get_row_properties(row_index).height;
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if (rdh > 0)
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{
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top_anchor += points_to_pixels(rdh, 96.0);
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continue;
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}
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}
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top_anchor += default_height;
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}
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return { left_anchor, top_anchor };
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}
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cell::type cell::get_data_type() const
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{
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return d_->type_;
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}
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void cell::set_data_type(type t)
|
|
{
|
|
d_->type_ = t;
|
|
}
|
|
|
|
const number_format &cell::get_number_format() const
|
|
{
|
|
if (d_->has_style_)
|
|
{
|
|
return get_parent().get_parent().get_number_format(d_->style_id_);
|
|
}
|
|
else
|
|
{
|
|
return get_parent().get_parent().get_number_formats().front();
|
|
}
|
|
}
|
|
|
|
const font &cell::get_font() const
|
|
{
|
|
if (d_->has_style_)
|
|
{
|
|
auto font_id = get_parent().get_parent().get_styles()[d_->style_id_].get_font_id();
|
|
return get_parent().get_parent().get_font(font_id);
|
|
}
|
|
else
|
|
{
|
|
return get_parent().get_parent().get_font(0);
|
|
}
|
|
}
|
|
|
|
const fill &cell::get_fill() const
|
|
{
|
|
return get_parent().get_parent().get_fill(d_->style_id_);
|
|
}
|
|
|
|
const border &cell::get_border() const
|
|
{
|
|
return get_parent().get_parent().get_border(d_->style_id_);
|
|
}
|
|
|
|
const alignment &cell::get_alignment() const
|
|
{
|
|
return get_parent().get_parent().get_alignment(d_->style_id_);
|
|
}
|
|
|
|
const protection &cell::get_protection() const
|
|
{
|
|
return get_parent().get_parent().get_protection(d_->style_id_);
|
|
}
|
|
|
|
bool cell::pivot_button() const
|
|
{
|
|
return get_parent().get_parent().get_pivot_button(d_->style_id_);
|
|
}
|
|
|
|
bool cell::quote_prefix() const
|
|
{
|
|
return get_parent().get_parent().get_quote_prefix(d_->style_id_);
|
|
}
|
|
|
|
void cell::clear_value()
|
|
{
|
|
d_->value_numeric_ = 0;
|
|
d_->value_string_.clear();
|
|
d_->formula_.clear();
|
|
d_->type_ = cell::type::null;
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION bool cell::get_value() const
|
|
{
|
|
return d_->value_numeric_ != 0;
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION std::int8_t cell::get_value() const
|
|
{
|
|
return static_cast<std::int8_t>(d_->value_numeric_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION std::int16_t cell::get_value() const
|
|
{
|
|
return static_cast<std::int16_t>(d_->value_numeric_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION std::int32_t cell::get_value() const
|
|
{
|
|
return static_cast<std::int32_t>(d_->value_numeric_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION std::int64_t cell::get_value() const
|
|
{
|
|
return static_cast<std::int64_t>(d_->value_numeric_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION std::uint8_t cell::get_value() const
|
|
{
|
|
return static_cast<std::uint8_t>(d_->value_numeric_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION std::uint16_t cell::get_value() const
|
|
{
|
|
return static_cast<std::uint16_t>(d_->value_numeric_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION std::uint32_t cell::get_value() const
|
|
{
|
|
return static_cast<std::uint32_t>(d_->value_numeric_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION std::uint64_t cell::get_value() const
|
|
{
|
|
return static_cast<std::uint64_t>(d_->value_numeric_);
|
|
}
|
|
|
|
#ifdef __linux
|
|
template <>
|
|
XLNT_FUNCTION long long int cell::get_value() const
|
|
{
|
|
return static_cast<long long int>(d_->value_numeric_);
|
|
}
|
|
#endif
|
|
|
|
template <>
|
|
XLNT_FUNCTION float cell::get_value() const
|
|
{
|
|
return static_cast<float>(d_->value_numeric_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION double cell::get_value() const
|
|
{
|
|
return static_cast<double>(d_->value_numeric_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION long double cell::get_value() const
|
|
{
|
|
return d_->value_numeric_;
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION time cell::get_value() const
|
|
{
|
|
return time::from_number(d_->value_numeric_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION datetime cell::get_value() const
|
|
{
|
|
return datetime::from_number(d_->value_numeric_, get_base_date());
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION date cell::get_value() const
|
|
{
|
|
return date::from_number(static_cast<int>(d_->value_numeric_), get_base_date());
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION timedelta cell::get_value() const
|
|
{
|
|
return timedelta::from_number(d_->value_numeric_);
|
|
}
|
|
|
|
void cell::set_font(const font &font_)
|
|
{
|
|
d_->has_style_ = true;
|
|
d_->style_id_ = get_parent().get_parent().set_font(font_, d_->style_id_);
|
|
}
|
|
|
|
void cell::set_number_format(const number_format &number_format_)
|
|
{
|
|
d_->has_style_ = true;
|
|
d_->style_id_ = get_parent().get_parent().set_number_format(number_format_, d_->style_id_);
|
|
}
|
|
|
|
template <>
|
|
XLNT_FUNCTION std::string cell::get_value() const
|
|
{
|
|
return d_->value_string_;
|
|
}
|
|
|
|
bool cell::has_value() const
|
|
{
|
|
return d_->type_ != cell::type::null;
|
|
}
|
|
|
|
std::string cell::to_string() const
|
|
{
|
|
auto nf = get_number_format();
|
|
|
|
switch (get_data_type())
|
|
{
|
|
case cell::type::null:
|
|
return "";
|
|
case cell::type::numeric:
|
|
return get_number_format().format(get_value<long double>(), get_base_date());
|
|
case cell::type::string:
|
|
case cell::type::formula:
|
|
case cell::type::error:
|
|
return get_number_format().format(get_value<std::string>());
|
|
case cell::type::boolean:
|
|
return get_value<long double>() == 0 ? "FALSE" : "TRUE";
|
|
default:
|
|
return "";
|
|
}
|
|
}
|
|
|
|
std::size_t cell::get_style_id() const
|
|
{
|
|
return d_->style_id_;
|
|
}
|
|
|
|
bool cell::has_style() const
|
|
{
|
|
return d_->has_style_;
|
|
}
|
|
|
|
void cell::set_style_id(std::size_t style_id)
|
|
{
|
|
d_->style_id_ = style_id;
|
|
d_->has_style_ = true;
|
|
}
|
|
|
|
calendar cell::get_base_date() const
|
|
{
|
|
return get_parent().get_parent().get_properties().excel_base_date;
|
|
}
|
|
|
|
std::ostream &operator<<(std::ostream &stream, const xlnt::cell &cell)
|
|
{
|
|
return stream << cell.to_string();
|
|
}
|
|
|
|
} // namespace xlnt
|