xlnt/source/worksheet/worksheet.cpp
2017-01-02 20:35:18 -05:00

1077 lines
26 KiB
C++

// Copyright (c) 2014-2017 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 <cmath>
#include <limits>
#include <xlnt/cell/cell.hpp>
#include <xlnt/cell/cell_reference.hpp>
#include <xlnt/cell/index_types.hpp>
#include <xlnt/packaging/relationship.hpp>
#include <xlnt/utils/date.hpp>
#include <xlnt/utils/datetime.hpp>
#include <xlnt/utils/exceptions.hpp>
#include <xlnt/workbook/named_range.hpp>
#include <xlnt/workbook/workbook.hpp>
#include <xlnt/workbook/worksheet_iterator.hpp>
#include <xlnt/worksheet/cell_iterator.hpp>
#include <xlnt/worksheet/const_cell_iterator.hpp>
#include <xlnt/worksheet/const_range_iterator.hpp>
#include <xlnt/worksheet/header_footer.hpp>
#include <xlnt/worksheet/range.hpp>
#include <xlnt/worksheet/range_iterator.hpp>
#include <xlnt/worksheet/range_reference.hpp>
#include <xlnt/worksheet/worksheet.hpp>
#include <detail/cell_impl.hpp>
#include <detail/constants.hpp>
#include <detail/workbook_impl.hpp>
#include <detail/worksheet_impl.hpp>
namespace {
int points_to_pixels(double points, double dpi)
{
return static_cast<int>(std::ceil(points * dpi / 72));
};
} // namespace
namespace xlnt {
worksheet::worksheet()
: d_(nullptr)
{
}
worksheet::worksheet(detail::worksheet_impl *d)
: d_(d)
{
}
worksheet::worksheet(const worksheet &rhs)
: d_(rhs.d_)
{
}
bool worksheet::has_frozen_panes() const
{
return !d_->views_.empty() && d_->views_.front().has_pane()
&& (d_->views_.front().pane().state == pane_state::frozen
|| d_->views_.front().pane().state == pane_state::frozen_split);
}
std::string worksheet::unique_sheet_name(const std::string &value) const
{
auto names = workbook().sheet_titles();
auto match = std::find(names.begin(), names.end(), value);
std::size_t append = 0;
while (match != names.end())
{
append++;
match = std::find(names.begin(), names.end(), value + std::to_string(append));
}
return append == 0 ? value : value + std::to_string(append);
}
void worksheet::create_named_range(const std::string &name, const std::string &reference_string)
{
create_named_range(name, range_reference(reference_string));
}
void worksheet::create_named_range(const std::string &name, const range_reference &reference)
{
try
{
auto temp = cell_reference::split_reference(name);
// name is a valid reference, make sure it's outside the allowed range
if (column_t(temp.first).index <= column_t("XFD").index && temp.second <= 1048576)
{
throw invalid_parameter(); //("named range name must be outside the range A1-XFD1048576");
}
}
catch (xlnt::invalid_cell_reference)
{
// name is not a valid reference, that's good
}
std::vector<named_range::target> targets;
targets.push_back({*this, reference});
d_->named_ranges_[name] = xlnt::named_range(name, targets);
}
range worksheet::operator()(const xlnt::cell_reference &top_left, const xlnt::cell_reference &bottom_right)
{
return range(range_reference(top_left, bottom_right));
}
cell worksheet::operator[](const cell_reference &ref)
{
return cell(ref);
}
std::vector<range_reference> worksheet::merged_ranges() const
{
return d_->merged_cells_;
}
bool worksheet::has_page_margins() const
{
return d_->page_margins_.is_set();
}
bool worksheet::has_page_setup() const
{
return d_->page_setup_.is_set();
}
page_margins worksheet::page_margins() const
{
return d_->page_margins_.get();
}
void worksheet::page_margins(const class page_margins &margins)
{
d_->page_margins_ = margins;
}
void worksheet::auto_filter(const std::string &reference_string)
{
auto_filter(range_reference(reference_string));
}
void worksheet::auto_filter(const range_reference &reference)
{
d_->auto_filter_ = reference;
}
void worksheet::auto_filter(const xlnt::range &range)
{
auto_filter(range.reference());
}
range_reference worksheet::auto_filter() const
{
return d_->auto_filter_.get();
}
bool worksheet::has_auto_filter() const
{
return d_->auto_filter_.is_set();
}
void worksheet::clear_auto_filter()
{
d_->auto_filter_.clear();
}
void worksheet::page_setup(const struct page_setup &setup)
{
d_->page_setup_ = setup;
}
page_setup worksheet::page_setup() const
{
if (!has_page_setup())
{
throw invalid_attribute();
}
return d_->page_setup_.get();
}
workbook &worksheet::workbook()
{
return *d_->parent_;
}
const workbook &worksheet::workbook() const
{
return *d_->parent_;
}
void worksheet::garbage_collect()
{
auto cell_map_iter = d_->cell_map_.begin();
while (cell_map_iter != d_->cell_map_.end())
{
auto cell_iter = cell_map_iter->second.begin();
while (cell_iter != cell_map_iter->second.end())
{
class cell current_cell(&cell_iter->second);
if (current_cell.garbage_collectible())
{
cell_iter = cell_map_iter->second.erase(cell_iter);
continue;
}
cell_iter++;
}
if (cell_map_iter->second.empty())
{
cell_map_iter = d_->cell_map_.erase(cell_map_iter);
continue;
}
cell_map_iter++;
}
}
void worksheet::id(std::size_t id)
{
d_->id_ = id;
}
std::size_t worksheet::id() const
{
return d_->id_;
}
std::string worksheet::title() const
{
return d_->title_;
}
void worksheet::title(const std::string &title)
{
if (title.length() > 31)
{
throw invalid_sheet_title(title);
}
if (title.find_first_of("*:/\\?[]") != std::string::npos)
{
throw invalid_sheet_title(title);
}
auto same_title =
std::find_if(workbook().begin(), workbook().end(), [&](worksheet ws) { return ws.title() == title; });
if (same_title != workbook().end() && *same_title != *this)
{
throw invalid_sheet_title(title);
}
workbook().d_->sheet_title_rel_id_map_[title] = workbook().d_->sheet_title_rel_id_map_[d_->title_];
workbook().d_->sheet_title_rel_id_map_.erase(d_->title_);
d_->title_ = title;
}
cell_reference worksheet::frozen_panes() const
{
if (!has_frozen_panes())
{
throw xlnt::invalid_attribute();
}
return d_->views_.front().pane().top_left_cell.get();
}
void worksheet::freeze_panes(xlnt::cell top_left_cell)
{
freeze_panes(top_left_cell.reference());
}
void worksheet::freeze_panes(const cell_reference &ref)
{
if (!has_view())
{
d_->views_.push_back(sheet_view());
}
auto &primary_view = d_->views_.front();
if (!primary_view.has_pane())
{
primary_view.pane(pane());
}
primary_view.pane().top_left_cell = ref;
primary_view.pane().state = pane_state::frozen;
primary_view.clear_selections();
primary_view.add_selection(selection());
if (ref == "A1")
{
unfreeze_panes();
}
else if (ref.column() == "A")
{
primary_view.add_selection(selection());
primary_view.selection(0).pane(pane_corner::bottom_left);
primary_view.selection(0).active_cell(ref.make_offset(0, -1)); // cell above
primary_view.selection(1).active_cell(ref);
primary_view.pane().active_pane = pane_corner::bottom_left;
primary_view.pane().y_split = ref.row() - 1;
}
else if (ref.row() == 1)
{
primary_view.add_selection(selection());
primary_view.selection(0).pane(pane_corner::top_right);
primary_view.selection(0).active_cell(ref.make_offset(-1, 0)); // cell to the left
primary_view.selection(1).active_cell(ref);
primary_view.pane().active_pane = pane_corner::top_right;
primary_view.pane().x_split = ref.column_index() - 1;
}
else
{
primary_view.add_selection(selection());
primary_view.add_selection(selection());
primary_view.selection(0).pane(pane_corner::top_right);
primary_view.selection(0).active_cell(ref.make_offset(0, -1)); // cell above
primary_view.selection(1).pane(pane_corner::bottom_left);
primary_view.selection(1).active_cell(ref.make_offset(-1, 0)); // cell to the left
primary_view.selection(2).pane(pane_corner::bottom_right);
primary_view.selection(2).active_cell(ref);
primary_view.pane().active_pane = pane_corner::bottom_right;
primary_view.pane().x_split = ref.column_index() - 1;
primary_view.pane().y_split = ref.row() - 1;
}
}
void worksheet::unfreeze_panes()
{
if (!has_view()) return;
auto &primary_view = d_->views_.front();
primary_view.clear_selections();
primary_view.clear_pane();
}
cell worksheet::cell(column_t column, row_t row)
{
return cell(cell_reference(column, row));
}
const cell worksheet::cell(column_t column, row_t row) const
{
return cell(cell_reference(column, row));
}
cell worksheet::cell(const cell_reference &reference)
{
if (d_->cell_map_.find(reference.row()) == d_->cell_map_.end())
{
d_->cell_map_[reference.row()] = std::unordered_map<column_t, detail::cell_impl>();
}
auto &row = d_->cell_map_[reference.row()];
if (row.find(reference.column_index()) == row.end())
{
auto &impl = row[reference.column_index()] = detail::cell_impl();
impl.parent_ = d_;
impl.column_ = reference.column_index();
impl.row_ = reference.row();
}
return xlnt::cell(&row[reference.column_index()]);
}
const cell worksheet::cell(const cell_reference &reference) const
{
return xlnt::cell(&d_->cell_map_.at(reference.row()).at(reference.column_index()));
}
bool worksheet::has_cell(const cell_reference &reference) const
{
const auto row = d_->cell_map_.find(reference.row());
if (row == d_->cell_map_.cend()) return false;
const auto col = row->second.find(reference.column_index());
if (col == row->second.cend()) return false;
return true;
}
bool worksheet::has_row_properties(row_t row) const
{
return d_->row_properties_.find(row) != d_->row_properties_.end();
}
range worksheet::named_range(const std::string &name)
{
if (!workbook().has_named_range(name))
{
throw key_not_found();
}
if (!has_named_range(name))
{
throw key_not_found();
}
return range(d_->named_ranges_[name].targets()[0].second);
}
column_t worksheet::lowest_column() const
{
if (d_->cell_map_.empty())
{
return constants::min_column();
}
column_t lowest = constants::max_column();
for (auto &row : d_->cell_map_)
{
for (auto &c : row.second)
{
lowest = std::min(lowest, c.first);
}
}
return lowest;
}
row_t worksheet::lowest_row() const
{
if (d_->cell_map_.empty())
{
return constants::min_row();
}
row_t lowest = constants::max_row();
for (auto &row : d_->cell_map_)
{
lowest = std::min(lowest, row.first);
}
return lowest;
}
row_t worksheet::highest_row() const
{
row_t highest = constants::min_row();
for (auto &row : d_->cell_map_)
{
highest = std::max(highest, row.first);
}
return highest;
}
column_t worksheet::highest_column() const
{
column_t highest = constants::min_column();
for (auto &row : d_->cell_map_)
{
for (auto &c : row.second)
{
highest = std::max(highest, c.first);
}
}
return highest;
}
range_reference worksheet::calculate_dimension() const
{
return range_reference(lowest_column(), lowest_row(), highest_column(), highest_row());
}
range worksheet::range(const std::string &reference_string)
{
return range(range_reference(reference_string));
}
range worksheet::range(const range_reference &reference)
{
return xlnt::range(*this, reference);
}
const range worksheet::range(const std::string &reference_string) const
{
return range(range_reference(reference_string));
}
const range worksheet::range(const range_reference &reference) const
{
return xlnt::range(*this, reference);
}
void worksheet::merge_cells(const std::string &reference_string)
{
merge_cells(range_reference(reference_string));
}
void worksheet::unmerge_cells(const std::string &reference_string)
{
unmerge_cells(range_reference(reference_string));
}
void worksheet::merge_cells(const range_reference &reference)
{
d_->merged_cells_.push_back(reference);
bool first = true;
for (auto row : range(reference))
{
for (auto cell : row)
{
cell.merged(true);
if (!first)
{
if (cell.data_type() == cell::type::string)
{
cell.value("");
}
else
{
cell.clear_value();
}
}
first = false;
}
}
}
void worksheet::merge_cells(column_t start_column, row_t start_row, column_t end_column, row_t end_row)
{
merge_cells(xlnt::range_reference(start_column, start_row, end_column, end_row));
}
void worksheet::unmerge_cells(const range_reference &reference)
{
auto match = std::find(d_->merged_cells_.begin(), d_->merged_cells_.end(), reference);
if (match == d_->merged_cells_.end())
{
throw invalid_parameter();
}
d_->merged_cells_.erase(match);
for (auto row : range(reference))
{
for (auto cell : row)
{
cell.merged(false);
}
}
}
void worksheet::unmerge_cells(column_t start_column, row_t start_row, column_t end_column, row_t end_row)
{
unmerge_cells(xlnt::range_reference(start_column, start_row, end_column, end_row));
}
void worksheet::append()
{
cell(cell_reference(1, next_row()));
}
void worksheet::append(const std::vector<std::string> &cells)
{
xlnt::cell_reference next(1, next_row());
for (auto cell : cells)
{
this->cell(next).value(cell);
next.column_index(next.column_index() + 1);
}
}
row_t worksheet::next_row() const
{
auto row = highest_row() + 1;
if (row == 2 && d_->cell_map_.size() == 0)
{
row = 1;
}
return row;
}
void worksheet::append(const std::vector<int> &cells)
{
xlnt::cell_reference next(1, next_row());
for (auto cell : cells)
{
this->cell(next).value(cell);
next.column_index(next.column_index() + 1);
}
}
void worksheet::append(const std::unordered_map<std::string, std::string> &cells)
{
auto row = next_row();
for (auto cell : cells)
{
this->cell(cell_reference(cell.first, row)).value(cell.second);
}
}
void worksheet::append(const std::unordered_map<int, std::string> &cells)
{
auto row = next_row();
for (auto cell : cells)
{
this->cell(cell_reference(static_cast<column_t::index_t>(cell.first), row)).value(cell.second);
}
}
void worksheet::append(const std::vector<int>::const_iterator begin, const std::vector<int>::const_iterator end)
{
xlnt::cell_reference next(1, next_row());
for (auto i = begin; i != end; i++)
{
cell(next).value(*i);
next.column_index(next.column_index() + 1);
}
}
xlnt::range worksheet::rows() const
{
return range(calculate_dimension());
}
xlnt::range worksheet::rows(const std::string &range_string) const
{
return range(range_reference(range_string));
}
xlnt::range worksheet::rows(const std::string &range_string, int row_offset, int column_offset) const
{
range_reference reference(range_string);
return range(reference.make_offset(column_offset, row_offset));
}
xlnt::range worksheet::rows(int row_offset, int column_offset) const
{
range_reference reference(calculate_dimension());
return range(reference.make_offset(column_offset, row_offset));
}
xlnt::range worksheet::columns() const
{
return xlnt::range(*this, calculate_dimension(), major_order::column);
}
bool worksheet::operator==(const worksheet &other) const
{
return compare(other, true);
}
bool worksheet::compare(const worksheet &other, bool reference) const
{
if (reference)
{
return d_ == other.d_;
}
if (d_->parent_ != other.d_->parent_) return false;
for (auto &row : d_->cell_map_)
{
if (other.d_->cell_map_.find(row.first) == other.d_->cell_map_.end())
{
return false;
}
for (auto &cell : row.second)
{
if (other.d_->cell_map_[row.first].find(cell.first) == other.d_->cell_map_[row.first].end())
{
return false;
}
xlnt::cell this_cell(&cell.second);
xlnt::cell other_cell(&other.d_->cell_map_[row.first][cell.first]);
if (this_cell.data_type() != other_cell.data_type())
{
return false;
}
if (this_cell.data_type() == xlnt::cell::type::numeric
&& std::fabs(this_cell.value<long double>() - other_cell.value<long double>()) > 0.L)
{
return false;
}
}
}
// todo: missing some comparisons
if (d_->auto_filter_ == other.d_->auto_filter_ && d_->views_ == other.d_->views_
&& d_->merged_cells_ == other.d_->merged_cells_)
{
return true;
}
return false;
}
bool worksheet::operator!=(const worksheet &other) const
{
return !(*this == other);
}
bool worksheet::operator==(std::nullptr_t) const
{
return d_ == nullptr;
}
bool worksheet::operator!=(std::nullptr_t) const
{
return d_ != nullptr;
}
void worksheet::operator=(const worksheet &other)
{
d_ = other.d_;
}
const cell worksheet::operator[](const cell_reference &ref) const
{
return cell(ref);
}
range worksheet::operator[](const range_reference &ref)
{
return range(ref);
}
range worksheet::operator[](const std::string &name)
{
if (has_named_range(name))
{
return named_range(name);
}
return range(range_reference(name));
}
bool worksheet::has_named_range(const std::string &name)
{
return d_->named_ranges_.find(name) != d_->named_ranges_.end();
}
void worksheet::remove_named_range(const std::string &name)
{
if (!has_named_range(name))
{
throw key_not_found();
}
d_->named_ranges_.erase(name);
}
void worksheet::reserve(std::size_t n)
{
d_->cell_map_.reserve(n);
}
class header_footer worksheet::header_footer() const
{
return d_->header_footer_.get();
}
void worksheet::parent(xlnt::workbook &wb)
{
d_->parent_ = &wb;
}
std::vector<std::string> worksheet::formula_attributes() const
{
return {};
}
cell_reference worksheet::point_pos(int left, int top) const
{
column_t current_column = 1;
row_t current_row = 1;
double left_pos = 0;
double top_pos = 0;
while (left_pos <= left)
{
left_pos += column_width(current_column++);
}
while (top_pos <= top)
{
top_pos += row_height(current_row++);
}
return {current_column - 1, current_row - 1};
}
cell_reference worksheet::point_pos(const std::pair<int, int> &point) const
{
return point_pos(point.first, point.second);
}
void worksheet::sheet_state(xlnt::sheet_state state)
{
page_setup().sheet_state(state);
}
sheet_state worksheet::sheet_state() const
{
return page_setup().sheet_state();
}
void worksheet::add_column_properties(column_t column, const xlnt::column_properties &props)
{
d_->column_properties_[column] = props;
}
bool worksheet::has_column_properties(column_t column) const
{
return d_->column_properties_.find(column) != d_->column_properties_.end();
}
column_properties &worksheet::column_properties(column_t column)
{
return d_->column_properties_[column];
}
const column_properties &worksheet::column_properties(column_t column) const
{
return d_->column_properties_.at(column);
}
row_properties &worksheet::row_properties(row_t row)
{
return d_->row_properties_[row];
}
const row_properties &worksheet::row_properties(row_t row) const
{
return d_->row_properties_.at(row);
}
void worksheet::add_row_properties(row_t row, const xlnt::row_properties &props)
{
d_->row_properties_[row] = props;
}
worksheet::iterator worksheet::begin()
{
auto dimensions = calculate_dimension();
cell_reference top_right(dimensions.bottom_right().column_index(), dimensions.top_left().row());
range_reference row_range(dimensions.top_left(), top_right);
return iterator(*this, row_range, dimensions, major_order::row);
}
worksheet::iterator worksheet::end()
{
auto dimensions = calculate_dimension();
auto past_end_row_index = dimensions.bottom_right().row() + 1;
cell_reference bottom_left(dimensions.top_left().column_index(), past_end_row_index);
cell_reference bottom_right(dimensions.bottom_right().column_index(), past_end_row_index);
return iterator(*this, range_reference(bottom_left, bottom_right), dimensions, major_order::row);
}
worksheet::const_iterator worksheet::cbegin() const
{
auto dimensions = calculate_dimension();
cell_reference top_right(dimensions.bottom_right().column_index(), dimensions.top_left().row());
range_reference row_range(dimensions.top_left(), top_right);
return const_iterator(*this, row_range, major_order::row);
}
worksheet::const_iterator worksheet::cend() const
{
auto dimensions = calculate_dimension();
auto past_end_row_index = dimensions.bottom_right().row() + 1;
cell_reference bottom_left(dimensions.top_left().column_index(), past_end_row_index);
cell_reference bottom_right(dimensions.bottom_right().column_index(), past_end_row_index);
return const_iterator(*this, range_reference(bottom_left, bottom_right), major_order::row);
}
worksheet::const_iterator worksheet::begin() const
{
return cbegin();
}
worksheet::const_iterator worksheet::end() const
{
return cend();
}
range worksheet::iter_cells(bool skip_null)
{
return xlnt::range(*this, calculate_dimension(), major_order::row, skip_null);
}
void worksheet::print_title_rows(row_t last_row)
{
print_title_rows(1, last_row);
}
void worksheet::print_title_rows(row_t first_row, row_t last_row)
{
d_->print_title_rows_ = std::to_string(first_row) + ":" + std::to_string(last_row);
}
void worksheet::print_title_cols(column_t last_column)
{
print_title_cols(1, last_column);
}
void worksheet::print_title_cols(column_t first_column, column_t last_column)
{
d_->print_title_cols_ = first_column.column_string() + ":" + last_column.column_string();
}
std::string worksheet::print_titles() const
{
if (!d_->print_title_rows_.empty() && !d_->print_title_cols_.empty())
{
return d_->title_ + "!" + d_->print_title_rows_ + "," + d_->title_ + "!" + d_->print_title_cols_;
}
else if (!d_->print_title_cols_.empty())
{
return d_->title_ + "!" + d_->print_title_cols_;
}
else
{
return d_->title_ + "!" + d_->print_title_rows_;
}
}
void worksheet::print_area(const std::string &print_area)
{
d_->print_area_ = range_reference::make_absolute(range_reference(print_area));
}
range_reference worksheet::print_area() const
{
return d_->print_area_.get();
}
bool worksheet::has_view() const
{
return !d_->views_.empty();
}
sheet_view worksheet::view(std::size_t index) const
{
return d_->views_.at(index);
}
void worksheet::add_view(const sheet_view &new_view)
{
d_->views_.push_back(new_view);
}
void worksheet::register_comments_in_manifest()
{
workbook().register_comments_in_manifest(*this);
}
bool worksheet::has_header_footer() const
{
return d_->header_footer_.is_set();
}
void worksheet::header_footer(const class header_footer &hf)
{
d_->header_footer_ = hf;
}
void worksheet::page_break_at_row(row_t row)
{
d_->row_breaks_.push_back(row);
}
const std::vector<row_t> &worksheet::page_break_rows() const
{
return d_->row_breaks_;
}
void worksheet::page_break_at_column(xlnt::column_t column)
{
d_->column_breaks_.push_back(column);
}
const std::vector<column_t> &worksheet::page_break_columns() const
{
return d_->column_breaks_;
}
double worksheet::column_width(column_t column) const
{
static const auto DefaultColumnWidth = 51.85;
if (has_column_properties(column))
{
return column_properties(column).width.get();
}
else
{
return points_to_pixels(DefaultColumnWidth, 96.0);
}
}
double worksheet::row_height(row_t row) const
{
static const auto DefaultRowHeight = 15.0;
if (has_row_properties(row))
{
return row_properties(row).height.get();
}
else
{
return points_to_pixels(DefaultRowHeight, 96.0);
}
}
void worksheet::garbage_collect_formulae()
{
workbook().garbage_collect_formulae();
}
} // namespace xlnt