xlnt/source/serialization/style_serializer.cpp

1265 lines
41 KiB
C++

// Copyright (c) 2014-2016 Thomas Fussell
// Copyright (c) 2010-2015 openpyxl
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, WRISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE
//
// @license: http://www.opensource.org/licenses/mit-license.php
// @author: see AUTHORS file
#include <algorithm>
#include <cctype> // for std::tolower
#include <unordered_set>
#include <utility> // for std::move
#include <xlnt/serialization/style_serializer.hpp>
#include <detail/workbook_impl.hpp>
#include <detail/stylesheet.hpp>
#include <xlnt/cell/cell.hpp>
#include <xlnt/serialization/xml_document.hpp>
#include <xlnt/serialization/xml_node.hpp>
#include <xlnt/styles/alignment.hpp>
#include <xlnt/styles/border.hpp>
#include <xlnt/styles/fill.hpp>
#include <xlnt/styles/font.hpp>
#include <xlnt/styles/format.hpp>
#include <xlnt/styles/style.hpp>
#include <xlnt/styles/number_format.hpp>
#include <xlnt/styles/protection.hpp>
#include <xlnt/workbook/worksheet_iterator.hpp>
#include <xlnt/worksheet/cell_iterator.hpp>
#include <xlnt/worksheet/cell_vector.hpp>
#include <xlnt/worksheet/range.hpp>
#include <xlnt/worksheet/worksheet.hpp>
#include <xlnt/worksheet/range_iterator.hpp>
namespace {
// Miscellaneous Functions
bool equals_case_insensitive(const std::string &left, const std::string &right)
{
if (left.size() != right.size())
{
return false;
}
for (std::size_t i = 0; i < left.size(); i++)
{
if (std::tolower(left[i]) != std::tolower(right[i]))
{
return false;
}
}
return true;
}
bool is_true(const std::string &bool_string)
{
return bool_string == "1" || bool_string == "true";
}
std::size_t string_to_size_t(const std::string &s)
{
#if ULLONG_MAX == SIZE_MAX
return std::stoull(s);
#else
return std::stoul(s);
#endif
}
// Enumerations from string
xlnt::protection::type protection_type_from_string(const std::string &type_string)
{
if (equals_case_insensitive(type_string, "true"))
{
return xlnt::protection::type::protected_;
}
else if (equals_case_insensitive(type_string, "inherit"))
{
return xlnt::protection::type::inherit;
}
return xlnt::protection::type::unprotected;
};
xlnt::font::underline_style underline_style_from_string(const std::string &underline_string)
{
if (equals_case_insensitive(underline_string, "none"))
{
return xlnt::font::underline_style::none;
}
else if (equals_case_insensitive(underline_string, "single"))
{
return xlnt::font::underline_style::single;
}
else if (equals_case_insensitive(underline_string, "single-accounting"))
{
return xlnt::font::underline_style::single_accounting;
}
else if (equals_case_insensitive(underline_string, "double"))
{
return xlnt::font::underline_style::double_;
}
else if (equals_case_insensitive(underline_string, "double-accounting"))
{
return xlnt::font::underline_style::double_accounting;
}
return xlnt::font::underline_style::none;
}
xlnt::fill::pattern_type pattern_fill_type_from_string(const std::string &fill_type)
{
if (equals_case_insensitive(fill_type, "none") || fill_type.empty())
{
return xlnt::fill::pattern_type::none;
}
else if (equals_case_insensitive(fill_type, "solid"))
{
return xlnt::fill::pattern_type::solid;
}
else if (equals_case_insensitive(fill_type, "gray125"))
{
return xlnt::fill::pattern_type::gray125;
}
std::string message = "unknown fill type: ";
message.append(fill_type);
throw std::runtime_error(message);
};
xlnt::border_style border_style_from_string(const std::string &border_style_string)
{
if (equals_case_insensitive(border_style_string, "none"))
{
return xlnt::border_style::none;
}
else if (equals_case_insensitive(border_style_string, "dashdot"))
{
return xlnt::border_style::dashdot;
}
else if (equals_case_insensitive(border_style_string, "dashdotdot"))
{
return xlnt::border_style::dashdotdot;
}
else if (equals_case_insensitive(border_style_string, "dashed"))
{
return xlnt::border_style::dashed;
}
else if (equals_case_insensitive(border_style_string, "dotted"))
{
return xlnt::border_style::dotted;
}
else if (equals_case_insensitive(border_style_string, "double"))
{
return xlnt::border_style::double_;
}
else if (equals_case_insensitive(border_style_string, "hair"))
{
return xlnt::border_style::hair;
}
else if (equals_case_insensitive(border_style_string, "medium"))
{
return xlnt::border_style::medium;
}
else if (equals_case_insensitive(border_style_string, "mediumdashdot"))
{
return xlnt::border_style::mediumdashdot;
}
else if (equals_case_insensitive(border_style_string, "mediumdashdotdot"))
{
return xlnt::border_style::mediumdashdotdot;
}
else if (equals_case_insensitive(border_style_string, "mediumdashed"))
{
return xlnt::border_style::mediumdashed;
}
else if (equals_case_insensitive(border_style_string, "slantdashdot"))
{
return xlnt::border_style::slantdashdot;
}
else if (equals_case_insensitive(border_style_string, "thick"))
{
return xlnt::border_style::thick;
}
else if (equals_case_insensitive(border_style_string, "thin"))
{
return xlnt::border_style::thin;
}
std::string message = "unknown border style: ";
message.append(border_style_string);
throw std::runtime_error(message);
}
xlnt::vertical_alignment vertical_alignment_from_string(const std::string &vertical_alignment_string)
{
if (vertical_alignment_string == "bottom")
{
return xlnt::vertical_alignment::bottom;
}
else if (vertical_alignment_string == "center")
{
return xlnt::vertical_alignment::center;
}
else if (vertical_alignment_string == "justify")
{
return xlnt::vertical_alignment::justify;
}
else if (vertical_alignment_string == "top")
{
return xlnt::vertical_alignment::top;
}
std::string message = "unknown vertical alignment: ";
message.append(vertical_alignment_string);
throw std::runtime_error(message);
}
xlnt::horizontal_alignment horizontal_alignment_from_string(const std::string &horizontal_alignment_string)
{
if (horizontal_alignment_string == "left")
{
return xlnt::horizontal_alignment::left;
}
else if (horizontal_alignment_string == "center")
{
return xlnt::horizontal_alignment::center;
}
else if (horizontal_alignment_string == "center-continuous")
{
return xlnt::horizontal_alignment::center_continuous;
}
else if (horizontal_alignment_string == "right")
{
return xlnt::horizontal_alignment::right;
}
else if (horizontal_alignment_string == "justify")
{
return xlnt::horizontal_alignment::justify;
}
else if (horizontal_alignment_string == "general")
{
return xlnt::horizontal_alignment::general;
}
std::string message = "unknown horizontal alignment: ";
message.append(horizontal_alignment_string);
throw std::runtime_error(message);
}
// Reading
xlnt::protection read_protection(const xlnt::xml_node &protection_node)
{
xlnt::protection prot;
prot.set_locked(protection_type_from_string(protection_node.get_attribute("locked")));
prot.set_hidden(protection_type_from_string(protection_node.get_attribute("hidden")));
return std::move(prot);
}
xlnt::alignment read_alignment(const xlnt::xml_node &alignment_node)
{
xlnt::alignment align;
align.set_wrap_text(is_true(alignment_node.get_attribute("wrapText")));
align.set_shrink_to_fit(is_true(alignment_node.get_attribute("shrinkToFit")));
bool has_vertical = alignment_node.has_attribute("vertical");
if (has_vertical)
{
std::string vertical = alignment_node.get_attribute("vertical");
align.set_vertical(vertical_alignment_from_string(vertical));
}
bool has_horizontal = alignment_node.has_attribute("horizontal");
if (has_horizontal)
{
std::string horizontal = alignment_node.get_attribute("horizontal");
align.set_horizontal(horizontal_alignment_from_string(horizontal));
}
return align;
}
void read_number_formats(const xlnt::xml_node &number_formats_node, std::vector<xlnt::number_format> &number_formats)
{
number_formats.clear();
for (auto num_fmt_node : number_formats_node.get_children())
{
if (num_fmt_node.get_name() != "numFmt")
{
continue;
}
auto format_string = num_fmt_node.get_attribute("formatCode");
if (format_string == "GENERAL")
{
format_string = "General";
}
xlnt::number_format nf;
nf.set_format_string(format_string);
nf.set_id(string_to_size_t(num_fmt_node.get_attribute("numFmtId")));
number_formats.push_back(nf);
}
}
xlnt::color read_color(const xlnt::xml_node &color_node)
{
if (color_node.has_attribute("rgb"))
{
return xlnt::color(xlnt::color::type::rgb, color_node.get_attribute("rgb"));
}
else if (color_node.has_attribute("theme"))
{
return xlnt::color(xlnt::color::type::theme, string_to_size_t(color_node.get_attribute("theme")));
}
else if (color_node.has_attribute("indexed"))
{
return xlnt::color(xlnt::color::type::indexed, string_to_size_t(color_node.get_attribute("indexed")));
}
else if (color_node.has_attribute("auto"))
{
return xlnt::color(xlnt::color::type::auto_, string_to_size_t(color_node.get_attribute("auto")));
}
throw std::runtime_error("bad color");
}
xlnt::font read_font(const xlnt::xml_node &font_node)
{
xlnt::font new_font;
new_font.set_size(string_to_size_t(font_node.get_child("sz").get_attribute("val")));
new_font.set_name(font_node.get_child("name").get_attribute("val"));
if (font_node.has_child("color"))
{
new_font.set_color(read_color(font_node.get_child("color")));
}
if (font_node.has_child("family"))
{
new_font.set_family(string_to_size_t(font_node.get_child("family").get_attribute("val")));
}
if (font_node.has_child("scheme"))
{
new_font.set_scheme(font_node.get_child("scheme").get_attribute("val"));
}
if (font_node.has_child("b"))
{
if(font_node.get_child("b").has_attribute("val"))
{
new_font.set_bold(is_true(font_node.get_child("b").get_attribute("val")));
}
else
{
new_font.set_bold(true);
}
}
if (font_node.has_child("strike"))
{
if(font_node.get_child("strike").has_attribute("val"))
{
new_font.set_strikethrough(is_true(font_node.get_child("strike").get_attribute("val")));
}
else
{
new_font.set_strikethrough(true);
}
}
if (font_node.has_child("i"))
{
if(font_node.get_child("i").has_attribute("val"))
{
new_font.set_italic(is_true(font_node.get_child("i").get_attribute("val")));
}
else
{
new_font.set_italic(true);
}
}
if (font_node.has_child("u"))
{
if (font_node.get_child("u").has_attribute("val"))
{
std::string underline_string = font_node.get_child("u").get_attribute("val");
new_font.set_underline(underline_style_from_string(underline_string));
}
else
{
new_font.set_underline(xlnt::font::underline_style::single);
}
}
return new_font;
}
void read_fonts(const xlnt::xml_node &fonts_node, std::vector<xlnt::font> &fonts)
{
fonts.clear();
for (auto font_node : fonts_node.get_children())
{
fonts.push_back(read_font(font_node));
}
}
void read_indexed_colors(const xlnt::xml_node &indexed_colors_node, std::vector<xlnt::color> &colors)
{
for (auto color_node : indexed_colors_node.get_children())
{
colors.push_back(read_color(color_node));
}
}
void read_colors(const xlnt::xml_node &colors_node, std::vector<xlnt::color> &colors)
{
colors.clear();
if (colors_node.has_child("indexedColors"))
{
read_indexed_colors(colors_node.get_child("indexedColors"), colors);
}
}
xlnt::fill read_fill(const xlnt::xml_node &fill_node)
{
xlnt::fill new_fill;
if (fill_node.has_child("patternFill"))
{
new_fill.set_type(xlnt::fill::type::pattern);
auto pattern_fill_node = fill_node.get_child("patternFill");
new_fill.set_pattern_type(pattern_fill_type_from_string(pattern_fill_node.get_attribute("patternType")));
if (pattern_fill_node.has_child("bgColor"))
{
new_fill.get_background_color() = read_color(pattern_fill_node.get_child("bgColor"));
}
if (pattern_fill_node.has_child("fgColor"))
{
new_fill.get_foreground_color() = read_color(pattern_fill_node.get_child("fgColor"));
}
}
return new_fill;
}
void read_fills(const xlnt::xml_node &fills_node, std::vector<xlnt::fill> &fills)
{
fills.clear();
for (auto fill_node : fills_node.get_children())
{
fills.emplace_back();
fills.back() = read_fill(fill_node);
}
}
xlnt::side read_side(const xlnt::xml_node &side_node)
{
xlnt::side new_side;
if (side_node.has_attribute("style"))
{
new_side.get_border_style() = border_style_from_string(side_node.get_attribute("style"));
}
if (side_node.has_child("color"))
{
new_side.get_color() = read_color(side_node.get_child("color"));
}
return new_side;
}
xlnt::border read_border(const xlnt::xml_node &border_node)
{
xlnt::border new_border;
if (border_node.has_child("start"))
{
new_border.get_start() = read_side(border_node.get_child("start"));
}
if (border_node.has_child("end"))
{
new_border.get_end() = read_side(border_node.get_child("end"));
}
if (border_node.has_child("left"))
{
new_border.get_left() = read_side(border_node.get_child("left"));
}
if (border_node.has_child("right"))
{
new_border.get_right() = read_side(border_node.get_child("right"));
}
if (border_node.has_child("top"))
{
new_border.get_top() = read_side(border_node.get_child("top"));
}
if (border_node.has_child("bottom"))
{
new_border.get_bottom() = read_side(border_node.get_child("bottom"));
}
if (border_node.has_child("diagonal"))
{
new_border.get_diagonal() = read_side(border_node.get_child("diagonal"));
}
if (border_node.has_child("vertical"))
{
new_border.get_vertical() = read_side(border_node.get_child("vertical"));
}
if (border_node.has_child("horizontal"))
{
new_border.get_horizontal() = read_side(border_node.get_child("horizontal"));
}
return new_border;
}
void read_borders(const xlnt::xml_node &borders_node, std::vector<xlnt::border> &borders)
{
borders.clear();
for (auto border_node : borders_node.get_children())
{
borders.push_back(read_border(border_node));
}
}
bool read_base_format(const xlnt::xml_node &format_node, const xlnt::detail::stylesheet &stylesheet, xlnt::base_format &f)
{
// Alignment
f.alignment_applied(format_node.has_child("alignment") || is_true(format_node.get_attribute("applyAlignment")));
if (f.alignment_applied())
{
auto inline_alignment = read_alignment(format_node.get_child("alignment"));
f.set_alignment(inline_alignment);
}
// Border
auto border_index = format_node.has_attribute("borderId") ? string_to_size_t(format_node.get_attribute("borderId")) : 0;
f.set_border(stylesheet.borders.at(border_index));
f.border_applied(is_true(format_node.get_attribute("applyBorder")));
// Fill
auto fill_index = format_node.has_attribute("fillId") ? string_to_size_t(format_node.get_attribute("fillId")) : 0;
f.set_fill(stylesheet.fills.at(fill_index));
f.fill_applied(is_true(format_node.get_attribute("applyFill")));
// Font
auto font_index = format_node.has_attribute("fontId") ? string_to_size_t(format_node.get_attribute("fontId")) : 0;
f.set_font(stylesheet.fonts.at(font_index));
f.font_applied(is_true(format_node.get_attribute("applyFont")));
// Number Format
auto number_format_id = string_to_size_t(format_node.get_attribute("numFmtId"));
bool builtin_format = true;
for (const auto &num_fmt : stylesheet.number_formats)
{
if (static_cast<std::size_t>(num_fmt.get_id()) == number_format_id)
{
f.set_number_format(num_fmt);
builtin_format = false;
break;
}
}
if (builtin_format)
{
f.set_number_format(xlnt::number_format::from_builtin_id(number_format_id));
}
f.number_format_applied(is_true(format_node.get_attribute("applyNumberFormat")));
// Protection
f.protection_applied(format_node.has_attribute("protection") || is_true(format_node.get_attribute("applyProtection")));
if (f.protection_applied())
{
auto inline_protection = read_protection(format_node.get_child("protection"));
f.set_protection(inline_protection);
}
return true;
}
void read_formats(const xlnt::xml_node &formats_node, const xlnt::detail::stylesheet &stylesheet,
std::vector<xlnt::format> &formats, std::vector<std::string> &format_styles)
{
for (auto format_node : formats_node.get_children())
{
if (format_node.get_name() != "xf")
{
continue;
}
xlnt::format format;
read_base_format(format_node, stylesheet, format);
// TODO do all formats have xfId?
if(format_node.has_attribute("xfId"))
{
auto style_index = string_to_size_t(format_node.get_attribute("xfId"));
auto style_name = stylesheet.style_name_map.at(style_index);
format_styles.push_back(style_name);
}
else
{
format_styles.push_back("");
}
formats.push_back(format);
}
}
xlnt::style read_style(const xlnt::xml_node &style_node, const xlnt::xml_node &style_format_node, const xlnt::detail::stylesheet &stylesheet)
{
xlnt::style s;
read_base_format(style_format_node, stylesheet, s);
s.set_name(style_node.get_attribute("name"));
s.set_hidden(style_node.has_attribute("hidden") && is_true(style_node.get_attribute("hidden")));
s.set_builtin_id(string_to_size_t(style_node.get_attribute("builtinId")));
return s;
}
void read_styles(const xlnt::xml_node &styles_node, const xlnt::xml_node &style_formats_node, const xlnt::detail::stylesheet stylesheet, std::vector<xlnt::style> &styles, std::unordered_map<std::size_t, std::string> &style_names)
{
std::size_t style_index = 0;
for (auto cell_style_format_node : style_formats_node.get_children())
{
bool match = false;
for (auto cell_style_node : styles_node.get_children())
{
auto cell_style_format_index = std::stoull(cell_style_node.get_attribute("xfId"));
if (cell_style_format_index == style_index)
{
styles.push_back(read_style(cell_style_node, cell_style_format_node, stylesheet));
style_names[style_index] = styles.back().get_name();
match = true;
break;
}
}
style_index++;
}
}
bool write_fonts(const std::vector<xlnt::font> &fonts, xlnt::xml_node &fonts_node)
{
fonts_node.add_attribute("count", std::to_string(fonts.size()));
// TODO: what does this do?
// fonts_node.add_attribute("x14ac:knownFonts", "1");
for (auto &f : fonts)
{
auto font_node = fonts_node.add_child("font");
if (f.is_bold())
{
auto bold_node = font_node.add_child("b");
bold_node.add_attribute("val", "1");
}
if (f.is_italic())
{
auto italic_node = font_node.add_child("i");
italic_node.add_attribute("val", "1");
}
if (f.is_underline())
{
auto underline_node = font_node.add_child("u");
switch (f.get_underline())
{
case xlnt::font::underline_style::single:
underline_node.add_attribute("val", "single");
break;
default:
break;
}
}
if (f.is_strikethrough())
{
auto strike_node = font_node.add_child("strike");
strike_node.add_attribute("val", "1");
}
auto size_node = font_node.add_child("sz");
size_node.add_attribute("val", std::to_string(f.get_size()));
auto color_node = font_node.add_child("color");
if (f.get_color().get_type() == xlnt::color::type::indexed)
{
color_node.add_attribute("indexed", std::to_string(f.get_color().get_index()));
}
else if (f.get_color().get_type() == xlnt::color::type::theme)
{
color_node.add_attribute("theme", std::to_string(f.get_color().get_theme()));
}
else if (f.get_color().get_type() == xlnt::color::type::auto_)
{
color_node.add_attribute("auto", std::to_string(f.get_color().get_auto()));
}
else if (f.get_color().get_type() == xlnt::color::type::rgb)
{
color_node.add_attribute("rgb", f.get_color().get_rgb_string());
}
auto name_node = font_node.add_child("name");
name_node.add_attribute("val", f.get_name());
if (f.has_family())
{
auto family_node = font_node.add_child("family");
family_node.add_attribute("val", std::to_string(f.get_family()));
}
if (f.has_scheme())
{
auto scheme_node = font_node.add_child("scheme");
scheme_node.add_attribute("val", "minor");
}
}
return true;
}
bool write_fills(const std::vector<xlnt::fill> &fills, xlnt::xml_node &fills_node)
{
fills_node.add_attribute("count", std::to_string(fills.size()));
for (auto &fill_ : fills)
{
auto fill_node = fills_node.add_child("fill");
if (fill_.get_type() == xlnt::fill::type::pattern)
{
auto pattern_fill_node = fill_node.add_child("patternFill");
auto type_string = fill_.get_pattern_type_string();
pattern_fill_node.add_attribute("patternType", type_string);
if (fill_.get_pattern_type() != xlnt::fill::pattern_type::solid) continue;
if (fill_.get_foreground_color())
{
auto fg_color_node = pattern_fill_node.add_child("fgColor");
switch (fill_.get_foreground_color()->get_type())
{
case xlnt::color::type::auto_:
fg_color_node.add_attribute("auto", std::to_string(fill_.get_foreground_color()->get_auto()));
break;
case xlnt::color::type::theme:
fg_color_node.add_attribute("theme", std::to_string(fill_.get_foreground_color()->get_theme()));
break;
case xlnt::color::type::indexed:
fg_color_node.add_attribute("indexed", std::to_string(fill_.get_foreground_color()->get_index()));
break;
case xlnt::color::type::rgb:
fg_color_node.add_attribute("rgb", fill_.get_foreground_color()->get_rgb_string());
break;
default:
throw std::runtime_error("bad type");
}
}
if (fill_.get_background_color())
{
auto bg_color_node = pattern_fill_node.add_child("bgColor");
switch (fill_.get_background_color()->get_type())
{
case xlnt::color::type::auto_:
bg_color_node.add_attribute("auto", std::to_string(fill_.get_background_color()->get_auto()));
break;
case xlnt::color::type::theme:
bg_color_node.add_attribute("theme", std::to_string(fill_.get_background_color()->get_theme()));
break;
case xlnt::color::type::indexed:
bg_color_node.add_attribute("indexed", std::to_string(fill_.get_background_color()->get_index()));
break;
case xlnt::color::type::rgb:
bg_color_node.add_attribute("rgb", fill_.get_background_color()->get_rgb_string());
break;
default:
throw std::runtime_error("bad type");
}
}
}
else if (fill_.get_type() == xlnt::fill::type::solid)
{
auto solid_fill_node = fill_node.add_child("solidFill");
solid_fill_node.add_child("color");
}
else if (fill_.get_type() == xlnt::fill::type::gradient)
{
auto gradient_fill_node = fill_node.add_child("gradientFill");
if (fill_.get_gradient_type_string() == "linear")
{
gradient_fill_node.add_attribute("degree", std::to_string(fill_.get_rotation()));
}
else if (fill_.get_gradient_type_string() == "path")
{
gradient_fill_node.add_attribute("left", std::to_string(fill_.get_gradient_left()));
gradient_fill_node.add_attribute("right", std::to_string(fill_.get_gradient_right()));
gradient_fill_node.add_attribute("top", std::to_string(fill_.get_gradient_top()));
gradient_fill_node.add_attribute("bottom", std::to_string(fill_.get_gradient_bottom()));
auto start_node = gradient_fill_node.add_child("stop");
start_node.add_attribute("position", "0");
auto end_node = gradient_fill_node.add_child("stop");
end_node.add_attribute("position", "1");
}
}
}
return true;
}
bool write_borders(const std::vector<xlnt::border> &borders, xlnt::xml_node &borders_node)
{
borders_node.add_attribute("count", std::to_string(borders.size()));
for (const auto &border_ : borders)
{
auto border_node = borders_node.add_child("border");
std::vector<std::tuple<std::string, const std::experimental::optional<xlnt::side>>> sides;
sides.push_back(std::make_tuple("start", border_.get_start()));
sides.push_back(std::make_tuple("end", border_.get_end()));
sides.push_back(std::make_tuple("left", border_.get_left()));
sides.push_back(std::make_tuple("right", border_.get_right()));
sides.push_back(std::make_tuple("top", border_.get_top()));
sides.push_back(std::make_tuple("bottom", border_.get_bottom()));
sides.push_back(std::make_tuple("diagonal", border_.get_diagonal()));
sides.push_back(std::make_tuple("vertical", border_.get_vertical()));
sides.push_back(std::make_tuple("horizontal", border_.get_horizontal()));
for (const auto &side_tuple : sides)
{
std::string current_name = std::get<0>(side_tuple);
const auto current_side = std::get<1>(side_tuple);
if (current_side)
{
auto side_node = border_node.add_child(current_name);
if (current_side->get_border_style())
{
std::string style_string;
switch (*current_side->get_border_style())
{
case xlnt::border_style::none:
style_string = "none";
break;
case xlnt::border_style::dashdot:
style_string = "dashDot";
break;
case xlnt::border_style::dashdotdot:
style_string = "dashDotDot";
break;
case xlnt::border_style::dashed:
style_string = "dashed";
break;
case xlnt::border_style::dotted:
style_string = "dotted";
break;
case xlnt::border_style::double_:
style_string = "double";
break;
case xlnt::border_style::hair:
style_string = "hair";
break;
case xlnt::border_style::medium:
style_string = "thin";
break;
case xlnt::border_style::mediumdashdot:
style_string = "mediumDashDot";
break;
case xlnt::border_style::mediumdashdotdot:
style_string = "mediumDashDotDot";
break;
case xlnt::border_style::mediumdashed:
style_string = "mediumDashed";
break;
case xlnt::border_style::slantdashdot:
style_string = "slantDashDot";
break;
case xlnt::border_style::thick:
style_string = "thick";
break;
case xlnt::border_style::thin:
style_string = "thin";
break;
default:
throw std::runtime_error("invalid style");
}
side_node.add_attribute("style", style_string);
}
if (current_side->get_color())
{
auto color_node = side_node.add_child("color");
if (current_side->get_color()->get_type() == xlnt::color::type::indexed)
{
color_node.add_attribute("indexed", std::to_string(current_side->get_color()->get_index()));
}
else if (current_side->get_color()->get_type() == xlnt::color::type::theme)
{
color_node.add_attribute("theme", std::to_string(current_side->get_color()->get_theme()));
}
else if (current_side->get_color()->get_type() == xlnt::color::type::rgb)
{
color_node.add_attribute("rgb", current_side->get_color()->get_rgb_string());
}
else
{
throw std::runtime_error("invalid color type");
}
}
}
}
}
return true;
}
bool write_base_format(const xlnt::base_format &xf, const xlnt::detail::stylesheet &stylesheet, xlnt::xml_node xf_node)
{
xf_node.add_attribute("numFmtId", std::to_string(xf.get_number_format().get_id()));
auto font_id = std::distance(stylesheet.fonts.begin(), std::find(stylesheet.fonts.begin(), stylesheet.fonts.end(), xf.get_font()));
xf_node.add_attribute("fontId", std::to_string(font_id));
auto fill_id = std::distance(stylesheet.fills.begin(), std::find(stylesheet.fills.begin(), stylesheet.fills.end(), xf.get_fill()));
xf_node.add_attribute("fillId", std::to_string(fill_id));
auto border_id = std::distance(stylesheet.borders.begin(), std::find(stylesheet.borders.begin(), stylesheet.borders.end(), xf.get_border()));
xf_node.add_attribute("borderId", std::to_string(border_id));
if(xf.number_format_applied()) xf_node.add_attribute("applyNumberFormat", "1");
if(xf.fill_applied()) xf_node.add_attribute("applyFill", "1");
if(xf.font_applied()) xf_node.add_attribute("applyFont", "1");
if(xf.border_applied()) xf_node.add_attribute("applyBorder", "1");
if(xf.alignment_applied()) xf_node.add_attribute("applyAlignment", "1");
if(xf.protection_applied()) xf_node.add_attribute("applyProtection", "1");
if (xf.alignment_applied())
{
auto alignment_node = xf_node.add_child("alignment");
if (xf.get_alignment().has_vertical())
{
switch (xf.get_alignment().get_vertical())
{
case xlnt::vertical_alignment::bottom:
alignment_node.add_attribute("vertical", "bottom");
break;
case xlnt::vertical_alignment::center:
alignment_node.add_attribute("vertical", "center");
break;
case xlnt::vertical_alignment::justify:
alignment_node.add_attribute("vertical", "justify");
break;
case xlnt::vertical_alignment::top:
alignment_node.add_attribute("vertical", "top");
break;
default:
throw std::runtime_error("invalid alignment");
}
}
if (xf.get_alignment().has_horizontal())
{
switch (xf.get_alignment().get_horizontal())
{
case xlnt::horizontal_alignment::center:
alignment_node.add_attribute("horizontal", "center");
break;
case xlnt::horizontal_alignment::center_continuous:
alignment_node.add_attribute("horizontal", "center_continuous");
break;
case xlnt::horizontal_alignment::general:
alignment_node.add_attribute("horizontal", "general");
break;
case xlnt::horizontal_alignment::justify:
alignment_node.add_attribute("horizontal", "justify");
break;
case xlnt::horizontal_alignment::left:
alignment_node.add_attribute("horizontal", "left");
break;
case xlnt::horizontal_alignment::right:
alignment_node.add_attribute("horizontal", "right");
break;
default:
throw std::runtime_error("invalid alignment");
}
}
if (xf.get_alignment().get_wrap_text())
{
alignment_node.add_attribute("wrapText", "1");
}
if (xf.get_alignment().get_shrink_to_fit())
{
alignment_node.add_attribute("shrinkToFit", "1");
}
}
//TODO protection!
return true;
}
bool write_styles(const xlnt::detail::stylesheet &stylesheet, xlnt::xml_node &styles_node, xlnt::xml_node &style_formats_node)
{
style_formats_node.add_attribute("count", std::to_string(stylesheet.styles.size()));
styles_node.add_attribute("count", std::to_string(stylesheet.styles.size()));
std::size_t style_index = 0;
for(auto &current_style : stylesheet.styles)
{
auto xf_node = style_formats_node.add_child("xf");
write_base_format(current_style, stylesheet, xf_node);
auto cell_style_node = styles_node.add_child("cellStyle");
cell_style_node.add_attribute("name", current_style.get_name());
cell_style_node.add_attribute("xfId", std::to_string(style_index++));
cell_style_node.add_attribute("builtinId", std::to_string(current_style.get_builtin_id()));
if (current_style.get_hidden())
{
cell_style_node.add_attribute("hidden", "1");
}
}
return true;
}
bool write_formats(const xlnt::detail::stylesheet &stylesheet, xlnt::xml_node &formats_node)
{
formats_node.add_attribute("count", std::to_string(stylesheet.formats.size()));
auto format_style_iterator = stylesheet.format_styles.begin();
for(auto &current_format : stylesheet.formats)
{
auto xf_node = formats_node.add_child("xf");
write_base_format(current_format, stylesheet, xf_node);
const auto format_style_name = *(format_style_iterator++);
if(!format_style_name.empty())
{
auto style = std::find_if(stylesheet.styles.begin(), stylesheet.styles.end(),
[&](const xlnt::style &s) { return s.get_name() == format_style_name; });
auto style_index = std::distance(stylesheet.styles.begin(), style);
xf_node.add_attribute("xfId", std::to_string(style_index));
}
}
return true;
}
bool write_dxfs(xlnt::xml_node &dxfs_node)
{
dxfs_node.add_attribute("count", "0");
return true;
}
bool write_table_styles(xlnt::xml_node &table_styles_node)
{
table_styles_node.add_attribute("count", "0");
table_styles_node.add_attribute("defaultTableStyle", "TableStyleMedium9");
table_styles_node.add_attribute("defaultPivotStyle", "PivotStyleMedium7");
return true;
}
bool write_colors(const std::vector<xlnt::color> &colors, xlnt::xml_node &colors_node)
{
auto indexed_colors_node = colors_node.add_child("indexedColors");
for (auto &c : colors)
{
indexed_colors_node.add_child("rgbColor").add_attribute("rgb", c.get_rgb_string());
}
return true;
}
bool write_ext_list(xlnt::xml_node &ext_list_node)
{
auto ext_node = ext_list_node.add_child("ext");
ext_node.add_attribute("uri", "{EB79DEF2-80B8-43e5-95BD-54CBDDF9020C}");
ext_node.add_attribute("xmlns:x14", "http://schemas.microsoft.com/office/spreadsheetml/2009/9/main");
ext_node.add_child("x14:slicerStyles").add_attribute("defaultSlicerStyle", "SlicerStyleLight1");
return true;
}
bool write_number_formats(const std::vector<xlnt::number_format> &number_formats, xlnt::xml_node &number_formats_node)
{
number_formats_node.add_attribute("count", std::to_string(number_formats.size()));
for (const auto &num_fmt : number_formats)
{
auto num_fmt_node = number_formats_node.add_child("numFmt");
num_fmt_node.add_attribute("numFmtId", std::to_string(num_fmt.get_id()));
num_fmt_node.add_attribute("formatCode", num_fmt.get_format_string());
}
return true;
}
} // namespace
namespace xlnt {
style_serializer::style_serializer(detail::stylesheet &stylesheet) : stylesheet_(stylesheet)
{
}
bool style_serializer::read_stylesheet(const xml_document &xml)
{
auto stylesheet_node = xml.get_child("styleSheet");
read_borders(stylesheet_node.get_child("borders"), stylesheet_.borders);
read_fills(stylesheet_node.get_child("fills"), stylesheet_.fills);
read_fonts(stylesheet_node.get_child("fonts"), stylesheet_.fonts);
read_number_formats(stylesheet_node.get_child("numFmts"), stylesheet_.number_formats);
read_colors(stylesheet_node.get_child("colors"), stylesheet_.colors);
read_styles(stylesheet_node.get_child("cellStyles"), stylesheet_node.get_child("cellStyleXfs"), stylesheet_, stylesheet_.styles, stylesheet_.style_name_map);
read_formats(stylesheet_node.get_child("cellXfs"), stylesheet_, stylesheet_.formats, stylesheet_.format_styles);
return true;
}
bool style_serializer::write_stylesheet(xml_document &doc)
{
auto root_node = doc.add_child("styleSheet");
doc.add_namespace("", "http://schemas.openxmlformats.org/spreadsheetml/2006/main");
doc.add_namespace("mc", "http://schemas.openxmlformats.org/markup-compatibility/2006");
root_node.add_attribute("mc:Ignorable", "x14ac");
doc.add_namespace("x14ac", "http://schemas.microsoft.com/office/spreadsheetml/2009/9/ac");
if (!stylesheet_.number_formats.empty())
{
auto number_formats_node = root_node.add_child("numFmts");
write_number_formats(stylesheet_.number_formats, number_formats_node);
}
if (!stylesheet_.fonts.empty())
{
auto fonts_node = root_node.add_child("fonts");
write_fonts(stylesheet_.fonts, fonts_node);
}
if (!stylesheet_.fills.empty())
{
auto fills_node = root_node.add_child("fills");
write_fills(stylesheet_.fills, fills_node);
}
if (!stylesheet_.borders.empty())
{
auto borders_node = root_node.add_child("borders");
write_borders(stylesheet_.borders, borders_node);
}
auto cell_style_xfs_node = root_node.add_child("cellStyleXfs");
auto cell_xfs_node = root_node.add_child("cellXfs");
write_formats(stylesheet_, cell_xfs_node);
auto cell_styles_node = root_node.add_child("cellStyles");
write_styles(stylesheet_, cell_styles_node, cell_style_xfs_node);
auto dxfs_node = root_node.add_child("dxfs");
write_dxfs(dxfs_node);
auto table_styles_node = root_node.add_child("tableStyles");
write_table_styles(table_styles_node);
if(!stylesheet_.colors.empty())
{
auto colors_node = root_node.add_child("colors");
write_colors(stylesheet_.colors, colors_node);
}
auto ext_list_node = root_node.add_child("extLst");
write_ext_list(ext_list_node);
return true;
}
} // namespace xlnt