mirror of
https://github.com/Relintai/pandemonium_engine.git
synced 2024-12-24 04:46:48 +01:00
203 lines
7.2 KiB
C++
203 lines
7.2 KiB
C++
#include "markdown_renderer.h"
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#include "core/object/class_db.h"
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#include "core/error/error_macros.h"
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#include "core/log/logger.h"
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#include "./libs/hoedown/html.h"
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#include "core/object/object.h"
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MarkdownRenderer::RenderType MarkdownRenderer::get_render_type() {
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return _render_type;
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}
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void MarkdownRenderer::set_render_type(const MarkdownRenderer::RenderType val) {
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_render_type = val;
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}
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int MarkdownRenderer::get_html_flags() {
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return _html_flags;
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}
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void MarkdownRenderer::set_html_flags(const int val) {
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_html_flags = val;
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}
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int MarkdownRenderer::get_markdown_extensions() {
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return _markdown_extensions;
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}
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void MarkdownRenderer::set_markdown_extensions(const int val) {
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_markdown_extensions = val;
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}
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int MarkdownRenderer::get_max_nesting() {
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return _max_nesting;
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}
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void MarkdownRenderer::set_max_nesting(const int val) {
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_max_nesting = val;
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}
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bool MarkdownRenderer::get_use_smartypants() {
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return _use_smartypants;
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}
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void MarkdownRenderer::set_use_smartypants(const bool val) {
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_use_smartypants = val;
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}
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int MarkdownRenderer::get_toc_level() {
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return _toc_level;
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}
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void MarkdownRenderer::set_toc_level(const int val) {
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_toc_level = val;
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}
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String MarkdownRenderer::render_to_html(const String &markdown) {
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hoedown_renderer *renderer;
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switch (_render_type) {
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case RENDER_TYPE_HTML: {
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renderer = hoedown_html_renderer_new(static_cast<hoedown_html_flags>(_html_flags), _toc_level);
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} break;
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case RENDER_TYPE_HTML_TOC: {
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renderer = hoedown_html_toc_renderer_new(_toc_level);
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} break;
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default: {
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renderer = hoedown_html_renderer_new(static_cast<hoedown_html_flags>(_html_flags), _toc_level);
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} break;
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}
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int hoedown_ext_flags = 0;
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if ((_markdown_extensions & EXTENSION_TABLES) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_TABLES;
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}
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if ((_markdown_extensions & EXTENSION_FENCED_CODE) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_FENCED_CODE;
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}
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if ((_markdown_extensions & EXTENSION_FOOTNOTES) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_FOOTNOTES;
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}
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if ((_markdown_extensions & EXTENSION_AUTOLINK) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_AUTOLINK;
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}
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if ((_markdown_extensions & EXTENSION_STRKIETHROUGH) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_STRIKETHROUGH;
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}
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if ((_markdown_extensions & EXTENSION_UNDERLINE) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_UNDERLINE;
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}
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if ((_markdown_extensions & EXTENSION_HIGHLIGHT) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_HIGHLIGHT;
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}
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if ((_markdown_extensions & EXTENSION_QUOTE) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_QUOTE;
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}
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if ((_markdown_extensions & EXTENSION_SUPERSCRIPT) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_SUPERSCRIPT;
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}
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if ((_markdown_extensions & EXTENSION_MATH) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_MATH;
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}
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if ((_markdown_extensions & EXTENSION_NO_INTRA_EMPHASIS) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_NO_INTRA_EMPHASIS;
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}
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if ((_markdown_extensions & EXTENSION_SPACE_HEADERS) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_SPACE_HEADERS;
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}
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if ((_markdown_extensions & EXTENSION_MATH_EXPLICIT) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_MATH_EXPLICIT;
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}
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if ((_markdown_extensions & EXTENSION_DISABLE_INDENTED_CODE) != 0) {
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hoedown_ext_flags |= HOEDOWN_EXT_DISABLE_INDENTED_CODE;
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}
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hoedown_document *document = hoedown_document_new(renderer, static_cast<hoedown_extensions>(hoedown_ext_flags), _max_nesting);
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hoedown_buffer *html = hoedown_buffer_new(16);
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CharString csmd = markdown.utf8();
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hoedown_document_render(document, html, reinterpret_cast<const uint8_t *>(csmd.get_data()), csmd.length());
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String html_str = reinterpret_cast<const char *>(html->data);
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if (_use_smartypants) {
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CharString cshtml = html_str.utf8();
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hoedown_html_smartypants(html, reinterpret_cast<const uint8_t *>(cshtml.get_data()), cshtml.length());
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html_str = reinterpret_cast<const char *>(html->data);
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}
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hoedown_buffer_free(html);
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hoedown_document_free(document);
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hoedown_html_renderer_free(renderer);
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return html_str;
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}
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MarkdownRenderer::MarkdownRenderer() {
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_render_type = RENDER_TYPE_HTML;
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_html_flags = 0;
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//https://github.com/hoedown/hoedown/wiki/Popular-presets
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_markdown_extensions = EXTENSION_TABLES | EXTENSION_FENCED_CODE | EXTENSION_AUTOLINK | EXTENSION_STRKIETHROUGH | EXTENSION_NO_INTRA_EMPHASIS;
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_max_nesting = 16;
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_toc_level = 0;
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_use_smartypants = false;
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}
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MarkdownRenderer::~MarkdownRenderer() {
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}
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void MarkdownRenderer::_bind_methods() {
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ClassDB::bind_method(D_METHOD("get_render_type"), &MarkdownRenderer::get_render_type);
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ClassDB::bind_method(D_METHOD("set_render_type", "val"), &MarkdownRenderer::set_render_type);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "render_type", PROPERTY_HINT_ENUM, "HTML,HTML TOC"), "set_render_type", "get_render_type");
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ClassDB::bind_method(D_METHOD("get_html_flags"), &MarkdownRenderer::get_html_flags);
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ClassDB::bind_method(D_METHOD("set_html_flags", "val"), &MarkdownRenderer::set_html_flags);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "html_flags", PROPERTY_HINT_FLAGS, "Skip HTML,Escape,Hard Wrap,Use XHTML"), "set_html_flags", "get_html_flags");
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ClassDB::bind_method(D_METHOD("get_markdown_extensions"), &MarkdownRenderer::get_markdown_extensions);
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ClassDB::bind_method(D_METHOD("set_markdown_extensions", "val"), &MarkdownRenderer::set_markdown_extensions);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "markdown_extensions", PROPERTY_HINT_FLAGS, "Tables,Fenced Code,Footnotes,Autolink,Strikethrough,Underline,Highlight,Quote,Superscript,Math,No Intra Emphasis,Space Headers,Math Explicit,Disable Indented Code"), "set_markdown_extensions", "get_markdown_extensions");
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ClassDB::bind_method(D_METHOD("get_max_nesting"), &MarkdownRenderer::get_max_nesting);
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ClassDB::bind_method(D_METHOD("set_max_nesting", "val"), &MarkdownRenderer::set_max_nesting);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "max_nesting"), "set_max_nesting", "get_max_nesting");
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ClassDB::bind_method(D_METHOD("get_use_smartypants"), &MarkdownRenderer::get_use_smartypants);
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ClassDB::bind_method(D_METHOD("set_use_smartypants", "val"), &MarkdownRenderer::set_use_smartypants);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "use_smartypants"), "set_use_smartypants", "get_use_smartypants");
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ClassDB::bind_method(D_METHOD("get_toc_level"), &MarkdownRenderer::get_toc_level);
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ClassDB::bind_method(D_METHOD("set_toc_level", "val"), &MarkdownRenderer::set_toc_level);
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "toc_level"), "set_toc_level", "get_toc_level");
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ClassDB::bind_method(D_METHOD("render_to_html", "markdown"), &MarkdownRenderer::render_to_html);
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BIND_ENUM_CONSTANT(RENDER_TYPE_HTML);
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BIND_ENUM_CONSTANT(RENDER_TYPE_HTML_TOC);
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BIND_ENUM_CONSTANT(HTML_FLAG_SKIP_HTML);
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BIND_ENUM_CONSTANT(HTML_FLAG_ESCAPE);
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BIND_ENUM_CONSTANT(HTML_FLAG_HARD_WRAP);
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BIND_ENUM_CONSTANT(HTML_FLAG_USE_XHTML);
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BIND_ENUM_CONSTANT(EXTENSION_TABLES);
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BIND_ENUM_CONSTANT(EXTENSION_FENCED_CODE);
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BIND_ENUM_CONSTANT(EXTENSION_FOOTNOTES);
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BIND_ENUM_CONSTANT(EXTENSION_AUTOLINK);
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BIND_ENUM_CONSTANT(EXTENSION_STRKIETHROUGH);
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BIND_ENUM_CONSTANT(EXTENSION_UNDERLINE);
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BIND_ENUM_CONSTANT(EXTENSION_HIGHLIGHT);
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BIND_ENUM_CONSTANT(EXTENSION_QUOTE);
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BIND_ENUM_CONSTANT(EXTENSION_SUPERSCRIPT);
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BIND_ENUM_CONSTANT(EXTENSION_MATH);
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BIND_ENUM_CONSTANT(EXTENSION_NO_INTRA_EMPHASIS);
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BIND_ENUM_CONSTANT(EXTENSION_SPACE_HEADERS);
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BIND_ENUM_CONSTANT(EXTENSION_MATH_EXPLICIT);
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BIND_ENUM_CONSTANT(EXTENSION_DISABLE_INDENTED_CODE);
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};
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