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/*
* Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/StringBuilder.h>
#include <LibMarkdown/MDCodeBlock.h>
#include <LibMarkdown/MDDocument.h>
#include <LibMarkdown/MDHeading.h>
#include <LibMarkdown/MDList.h>
#include <LibMarkdown/MDParagraph.h>
String MDDocument::render_to_html() const
{
StringBuilder builder;
builder.append("<!DOCTYPE html>\n");
builder.append("<html>\n");
builder.append("<head></head>\n");
builder.append("<body>\n");
for (auto& block : m_blocks) {
auto s = block.render_to_html();
builder.append(s);
}
builder.append("</body>\n");
builder.append("</html>\n");
return builder.build();
}
String MDDocument::render_for_terminal() const
{
StringBuilder builder;
for (auto& block : m_blocks) {
auto s = block.render_for_terminal();
builder.append(s);
}
return builder.build();
}
template<typename Block>
static bool helper(Vector<StringView>::ConstIterator& lines, NonnullOwnPtrVector<MDBlock>& blocks)
{
NonnullOwnPtr<Block> block = make<Block>();
bool success = block->parse(lines);
if (!success)
return false;
blocks.append(move(block));
return true;
}
bool MDDocument::parse(const StringView& str)
{
const Vector<StringView> lines_vec = str.lines();
auto lines = lines_vec.begin();
while (true) {
if (lines.is_end())
return true;
if ((*lines).is_empty()) {
++lines;
continue;
}
bool any = helper<MDList>(lines, m_blocks) || helper<MDParagraph>(lines, m_blocks) || helper<MDCodeBlock>(lines, m_blocks) || helper<MDHeading>(lines, m_blocks);
if (!any)
return false;
}
}
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