diff options
Diffstat (limited to 'Libraries')
-rw-r--r-- | Libraries/LibWeb/CMakeLists.txt | 1 | ||||
-rw-r--r-- | Libraries/LibWeb/Loader/FrameLoader.cpp | 4 | ||||
-rw-r--r-- | Libraries/LibWeb/Loader/FrameLoader.h | 4 | ||||
-rw-r--r-- | Libraries/LibWeb/PageView.cpp | 5 | ||||
-rw-r--r-- | Libraries/LibWeb/PageView.h | 3 | ||||
-rw-r--r-- | Libraries/LibWeb/Parser/HTMLParser.cpp | 501 | ||||
-rw-r--r-- | Libraries/LibWeb/Parser/HTMLParser.h | 38 |
7 files changed, 1 insertions, 555 deletions
diff --git a/Libraries/LibWeb/CMakeLists.txt b/Libraries/LibWeb/CMakeLists.txt index c966491981..261eb226f0 100644 --- a/Libraries/LibWeb/CMakeLists.txt +++ b/Libraries/LibWeb/CMakeLists.txt @@ -98,7 +98,6 @@ set(SOURCES Parser/CSSParser.cpp Parser/Entities.cpp Parser/HTMLDocumentParser.cpp - Parser/HTMLParser.cpp Parser/HTMLToken.cpp Parser/HTMLTokenizer.cpp Parser/ListOfActiveFormattingElements.cpp diff --git a/Libraries/LibWeb/Loader/FrameLoader.cpp b/Libraries/LibWeb/Loader/FrameLoader.cpp index 927d229f55..98b5141167 100644 --- a/Libraries/LibWeb/Loader/FrameLoader.cpp +++ b/Libraries/LibWeb/Loader/FrameLoader.cpp @@ -28,6 +28,7 @@ #include <LibGemini/Document.h> #include <LibGfx/ImageDecoder.h> #include <LibMarkdown/Document.h> +#include <LibWeb/DOM/Document.h> #include <LibWeb/DOM/ElementFactory.h> #include <LibWeb/DOM/Text.h> #include <LibWeb/Frame/Frame.h> @@ -35,7 +36,6 @@ #include <LibWeb/Loader/ResourceLoader.h> #include <LibWeb/Page.h> #include <LibWeb/Parser/HTMLDocumentParser.h> -#include <LibWeb/Parser/HTMLParser.h> namespace Web { @@ -130,8 +130,6 @@ RefPtr<Document> FrameLoader::create_document_from_mime_type(const ByteBuffer& d if (mime_type == "text/gemini") return create_gemini_document(data, url); if (mime_type == "text/html") { - if (m_use_old_parser) - return parse_html_document(data, url, encoding); HTMLDocumentParser parser(data, encoding); parser.run(url); return parser.document(); diff --git a/Libraries/LibWeb/Loader/FrameLoader.h b/Libraries/LibWeb/Loader/FrameLoader.h index 261abb5942..2cad2654c0 100644 --- a/Libraries/LibWeb/Loader/FrameLoader.h +++ b/Libraries/LibWeb/Loader/FrameLoader.h @@ -43,8 +43,6 @@ public: Frame& frame() { return m_frame; } const Frame& frame() const { return m_frame; } - void set_use_old_parser(bool b) { m_use_old_parser = b; } - private: // ^ResourceClient virtual void resource_did_load() override; @@ -54,8 +52,6 @@ private: RefPtr<Document> create_document_from_mime_type(const ByteBuffer&, const URL&, const String& mime_type, const String& encoding); Frame& m_frame; - - bool m_use_old_parser { false }; }; } diff --git a/Libraries/LibWeb/PageView.cpp b/Libraries/LibWeb/PageView.cpp index 95cafa09bf..ef4111ad18 100644 --- a/Libraries/LibWeb/PageView.cpp +++ b/Libraries/LibWeb/PageView.cpp @@ -340,11 +340,6 @@ void PageView::scroll_to_anchor(const StringView& name) window()->set_override_cursor(GUI::StandardCursor::None); } -void PageView::set_use_old_parser(bool use_old_parser) -{ - page().main_frame().loader().set_use_old_parser(use_old_parser); -} - void PageView::load_empty_document() { page().main_frame().set_document(nullptr); diff --git a/Libraries/LibWeb/PageView.h b/Libraries/LibWeb/PageView.h index 8dec382d94..584ab2da0e 100644 --- a/Libraries/LibWeb/PageView.h +++ b/Libraries/LibWeb/PageView.h @@ -41,9 +41,6 @@ class PageView final public: virtual ~PageView() override; - // FIXME: Remove this once the new parser is ready. - void set_use_old_parser(bool use_old_parser); - void load_html(const StringView&, const URL&); void load_empty_document(); diff --git a/Libraries/LibWeb/Parser/HTMLParser.cpp b/Libraries/LibWeb/Parser/HTMLParser.cpp deleted file mode 100644 index c963c4d49b..0000000000 --- a/Libraries/LibWeb/Parser/HTMLParser.cpp +++ /dev/null @@ -1,501 +0,0 @@ -/* - * Copyright (c) 2018-2020, Andreas Kling <kling@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/Function.h> -#include <AK/NonnullRefPtrVector.h> -#include <AK/StringBuilder.h> -#include <AK/StringUtils.h> -#include <LibTextCodec/Decoder.h> -#include <LibWeb/DOM/Comment.h> -#include <LibWeb/DOM/DocumentFragment.h> -#include <LibWeb/DOM/DocumentType.h> -#include <LibWeb/DOM/Element.h> -#include <LibWeb/DOM/ElementFactory.h> -#include <LibWeb/DOM/Event.h> -#include <LibWeb/DOM/Text.h> -#include <LibWeb/Parser/HTMLParser.h> -#include <ctype.h> -#include <stdio.h> - -namespace Web { - -static bool is_valid_in_attribute_name(char ch) -{ - return isalnum(ch) || ch == '_' || ch == '-'; -} - -static bool is_void_element(const StringView& tag_name) -{ - return tag_name == "area" - || tag_name == "base" - || tag_name == "br" - || tag_name == "col" - || tag_name == "embed" - || tag_name == "hr" - || tag_name == "img" - || tag_name == "input" - || tag_name == "link" - || tag_name == "meta" - || tag_name == "param" - || tag_name == "source" - || tag_name == "track" - || tag_name == "wbr"; -} - -static Vector<char> codepoint_to_bytes(const u32 codepoint) -{ - Vector<char, 0> bytes; - - if (codepoint < 0x80) { - bytes.insert(0, (char)codepoint); - } else if (codepoint < 0x800) { - char b2 = (codepoint & 0x3F) + 0x80; - char b1 = ((codepoint >> 6) & 0x1F) + +0xC0; - - bytes.insert(0, b1); - bytes.insert(1, b2); - } - - return bytes; -} - -static bool deprecated_parse_html_document(const StringView& html, Document& document, ParentNode& root) -{ - NonnullRefPtrVector<ParentNode> node_stack; - node_stack.append(root); - - enum class State { - Free = 0, - BeforeTagName, - InTagName, - InDoctype, - InComment, - InAttributeList, - InAttributeName, - BeforeAttributeValue, - InAttributeValueNoQuote, - InAttributeValueSingleQuote, - InAttributeValueDoubleQuote, - }; - - auto state = State::Free; - - StringBuilder text_buffer; - - Vector<char, 32> tag_name_buffer; - - Vector<Attribute> attributes; - Vector<char, 256> attribute_name_buffer; - Vector<char, 256> attribute_value_buffer; - - bool is_slash_tag = false; - bool is_exclamation_tag = false; - - auto commit_text_node = [&] { - auto text_node = adopt(*new Text(document, text_buffer.to_string())); - node_stack.last().append_child(text_node); - text_buffer.clear(); - }; - - auto move_to_state = [&](State new_state) { - if (new_state == State::BeforeTagName) { - is_slash_tag = false; - is_exclamation_tag = false; - tag_name_buffer.clear(); - attributes.clear(); - } - if (new_state == State::InAttributeName) - attribute_name_buffer.clear(); - if (new_state == State::BeforeAttributeValue) - attribute_value_buffer.clear(); - if (state == State::Free && !text_buffer.is_empty()) { - commit_text_node(); - } - state = new_state; - text_buffer.clear(); - }; - - auto close_tag = [&] { - if (node_stack.size() > 1) - node_stack.take_last(); - }; - - auto open_tag = [&] { - auto new_element = create_element(document, String::copy(tag_name_buffer)); - tag_name_buffer.clear(); - new_element->set_attributes(move(attributes)); - node_stack.append(new_element); - if (node_stack.size() != 1) { - node_stack[node_stack.size() - 2].append_child(new_element); - } - - if (is_void_element(new_element->tag_name())) - close_tag(); - }; - - auto commit_doctype = [&] { - node_stack.last().append_child(adopt(*new DocumentType(document))); - }; - - auto commit_comment = [&] { - node_stack.last().append_child(adopt(*new Comment(document, text_buffer.to_string()))); - }; - - auto commit_tag = [&] { - if (is_slash_tag) - close_tag(); - else - open_tag(); - }; - - auto commit_attribute = [&] { - if (!attribute_name_buffer.is_empty()) { - auto name = String::copy(attribute_name_buffer); - String value; - if (attribute_value_buffer.is_empty()) - value = String::empty(); - else - value = String::copy(attribute_value_buffer); - attributes.empend(name, value); - } - }; - - for (size_t i = 0; i < html.length(); ++i) { - auto peek = [&](size_t offset) -> char { - if (i + offset >= html.length()) - return '\0'; - return html[i + offset]; - }; - char ch = html[i]; - switch (state) { - case State::Free: - if (ch == '<') { - bool should_treat_as_text = false; - if (node_stack.last().node_name() == "script") { - bool is_script_close_tag = peek(1) == '/' - && tolower(peek(2)) == 's' - && tolower(peek(3)) == 'c' - && tolower(peek(4)) == 'r' - && tolower(peek(5)) == 'i' - && tolower(peek(6)) == 'p' - && tolower(peek(7)) == 't' - && tolower(peek(8)) == '>'; - if (!is_script_close_tag) - should_treat_as_text = true; - } - if (!should_treat_as_text) { - is_slash_tag = false; - move_to_state(State::BeforeTagName); - break; - } - } - - if (ch != '&') { - text_buffer.append(ch); - } else { - struct Escape { - const char* code; - const char* value; - }; - static Escape escapes[] = { - { "<", "<" }, - { ">", ">" }, - { "&", "&" }, - { "—", "-" }, - { " ", " " }, // FIXME: Should actually be *non-breaking* - { """, "\"" }, - { "»", ">>" }, - { "«", "<<" }, - { "©", "©" }, - { "®", "®" }, - { "ß", "ß" }, - { "ä", "ä" }, - { "ë", "ë" }, - { "ï", "ï" }, - { "ö", "ö" }, - { "ü", "ü" }, - { "ÿ", "ÿ" }, - { "Ä", "Ä" }, - { "Ë", "Ë" }, - { "Ï", "Ï" }, - { "Ö", "Ö" }, - { "Ü", "Ü" }, - { "Ÿ", "Ÿ" }, - }; - auto rest_of_html = html.substring_view(i, html.length() - i); - bool found = false; - - for (auto& escape : escapes) { - if (rest_of_html.starts_with(escape.code)) { - text_buffer.append(escape.value); - found = true; - i += strlen(escape.code) - 1; - break; - } - } - - if (!found) { - char num_sign = html[i + 1]; - if (num_sign && num_sign == '#') { - int j = 2; // spip '&#' and search for ';' - while (html[i + j] != ';' && j < 7) { - j++; - } - - if (j < 7) { // We found ; char - Optional<u32> codepoint; - String str_code_point = html.substring_view(i + 2, j - 2); - if (str_code_point.starts_with('x')) { - String str = str_code_point.substring(1, str_code_point.length() - 1); - codepoint = AK::StringUtils::convert_to_uint_from_hex(str); - } else { - codepoint = str_code_point.to_uint(); - } - - if (codepoint.has_value()) { - Vector<char> bytes = codepoint_to_bytes(codepoint.value()); - if (bytes.size() > 0) { - for (size_t i = 0; i < bytes.size(); i++) { - text_buffer.append(bytes.at(i)); - } - found = true; - i = i + j; - } - } - } - } - } - - if (!found) { - dbg() << "Unhandled escape sequence:" << html.substring_view(i, min((size_t)5, html.length())); - } - } - break; - case State::BeforeTagName: - if (ch == '/') { - is_slash_tag = true; - break; - } - if (ch == '!') { - if (toupper(peek(1)) == 'D' - && toupper(peek(2)) == 'O' - && toupper(peek(3)) == 'C' - && toupper(peek(4)) == 'T' - && toupper(peek(5)) == 'Y' - && toupper(peek(6)) == 'P' - && toupper(peek(7)) == 'E') { - i += 7; - move_to_state(State::InDoctype); - break; - } - if (peek(1) == '-' && peek(2) == '-') { - i += 2; - move_to_state(State::InComment); - break; - } - break; - } - if (ch == '>') { - move_to_state(State::Free); - break; - } - if (!isalpha(ch)) - break; - move_to_state(State::InTagName); - [[fallthrough]]; - case State::InTagName: - if (isspace(ch)) { - move_to_state(State::InAttributeList); - break; - } - if (ch == '/' && peek(1) == '>') { - open_tag(); - close_tag(); - i += 1; - move_to_state(State::Free); - break; - } - if (ch == '>') { - commit_tag(); - move_to_state(State::Free); - break; - } - tag_name_buffer.append(ch); - break; - case State::InDoctype: - if (ch == '>') { - commit_doctype(); - move_to_state(State::Free); - break; - } - break; - case State::InComment: - if (ch == '-' && peek(1) == '-' && peek(2) == '>') { - commit_comment(); - i += 2; - move_to_state(State::Free); - break; - } - text_buffer.append(ch); - break; - case State::InAttributeList: - if (ch == '>') { - commit_tag(); - move_to_state(State::Free); - break; - } - if (!isalpha(ch)) - break; - move_to_state(State::InAttributeName); - [[fallthrough]]; - case State::InAttributeName: - if (is_valid_in_attribute_name(ch)) { - attribute_name_buffer.append(ch); - break; - } - if (isspace(ch)) { - commit_attribute(); - break; - } - - if (ch == '>') { - commit_attribute(); - commit_tag(); - move_to_state(State::Free); - break; - } - - if (ch == '=') { - move_to_state(State::BeforeAttributeValue); - break; - } - break; - case State::BeforeAttributeValue: - if (ch == '\'') { - move_to_state(State::InAttributeValueSingleQuote); - break; - } - if (ch == '"') { - move_to_state(State::InAttributeValueDoubleQuote); - break; - } - if (ch == '>') { - commit_tag(); - move_to_state(State::Free); - break; - } - if (isspace(ch)) { - commit_attribute(); - move_to_state(State::InAttributeList); - break; - } - move_to_state(State::InAttributeValueNoQuote); - [[fallthrough]]; - case State::InAttributeValueNoQuote: - if (isspace(ch)) { - commit_attribute(); - move_to_state(State::InAttributeList); - break; - } - if (ch == '>') { - commit_attribute(); - commit_tag(); - move_to_state(State::Free); - break; - } - attribute_value_buffer.append(ch); - break; - case State::InAttributeValueSingleQuote: - if (ch == '\'') { - commit_attribute(); - move_to_state(State::InAttributeList); - break; - } - attribute_value_buffer.append(ch); - break; - case State::InAttributeValueDoubleQuote: - if (ch == '"') { - commit_attribute(); - move_to_state(State::InAttributeList); - break; - } - attribute_value_buffer.append(ch); - break; - default: - fprintf(stderr, "Unhandled state %d\n", (int)state); - ASSERT_NOT_REACHED(); - } - } - - if (!text_buffer.is_empty()) - commit_text_node(); - - return true; -} - -String to_utf8(const StringView& input, const String& encoding) -{ - auto* decoder = TextCodec::decoder_for(encoding); - ASSERT(decoder); - return decoder->to_utf8(input); -} - -RefPtr<DocumentFragment> parse_html_fragment(Document& document, const StringView& raw_html, const String& encoding) -{ - auto fragment = adopt(*new DocumentFragment(document)); - if (!deprecated_parse_html_document(to_utf8(raw_html, encoding), document, *fragment)) - return nullptr; - return fragment; -} - -RefPtr<Document> deprecated_parse_html_document(const StringView& raw_html, const URL& url, const String& encoding) -{ - String html = to_utf8(raw_html, encoding); - - auto document = adopt(*new Document(url)); - document->set_source(html); - - if (!deprecated_parse_html_document(html, *document, *document)) - return nullptr; - - document->fixup(); - -#if 0 - Function<void(Node&)> fire_insertion_callbacks = [&](Node& node) { - for (auto* child = node.first_child(); child; child = child->next_sibling()) { - fire_insertion_callbacks(*child); - } - if (node.parent()) - node.inserted_into(*node.parent()); - }; - fire_insertion_callbacks(document); -#endif - - document->dispatch_event(Event::create("DOMContentLoaded")); - - return document; -} -} diff --git a/Libraries/LibWeb/Parser/HTMLParser.h b/Libraries/LibWeb/Parser/HTMLParser.h deleted file mode 100644 index 37e706fc1a..0000000000 --- a/Libraries/LibWeb/Parser/HTMLParser.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * Copyright (c) 2018-2020, Andreas Kling <kling@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. - */ - -#pragma once - -#include <AK/NonnullRefPtr.h> -#include <LibWeb/DOM/Document.h> - -namespace Web { - -class DocumentFragment; - -RefPtr<DocumentFragment> parse_html_fragment(Document&, const StringView&, const String& encoding = "utf-8"); - -} |