2016-08-29 00:20:40 +03:00
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/*
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Copyright (C) 2015-2016 Alexander Borisov
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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Author: lex.borisov@gmail.com (Alexander Borisov)
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*/
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#ifndef MyHTML_TREE_H
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#define MyHTML_TREE_H
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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <myhtml/myosi.h>
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#include <myhtml/myhtml.h>
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#include <myhtml/mystring.h>
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#include <myhtml/token.h>
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#include <myhtml/stream.h>
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#include <myhtml/utils/mcsync.h>
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#include <myhtml/utils/mchar_async.h>
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#include <myhtml/utils/mcobject.h>
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#include <myhtml/utils/mcobject_async.h>
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#define myhtml_tree_get(tree, attr) tree->attr
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#define myhtml_tree_set(tree, attr) tree->attr
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#define myhtml_tree_token_current(tree) myhtml_tree_get(tree, token_current)
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#define myhtml_tree_token_attr_current(tree) myhtml_tree_get(tree, attr_current)
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#define myhtml_tree_node_get(tree, node_id, attr) tree->nodes[node_id].attr
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#define myhtml_tree_node_callback_insert(tree, node) \
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if(tree->callback_tree_node_insert) \
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tree->callback_tree_node_insert(tree, node, tree->callback_tree_node_insert_ctx)
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#define myhtml_tree_node_callback_remove(tree, node) \
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if(tree->callback_tree_node_remove) \
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tree->callback_tree_node_remove(tree, node, tree->callback_tree_node_remove_ctx)
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enum myhtml_tree_node_type {
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MyHTML_TYPE_NONE = 0,
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MyHTML_TYPE_BLOCK = 1,
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MyHTML_TYPE_INLINE = 2,
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MyHTML_TYPE_TABLE = 3,
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MyHTML_TYPE_META = 4,
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MyHTML_TYPE_COMMENT = 5
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};
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enum myhtml_close_type {
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MyHTML_CLOSE_TYPE_NONE = 0,
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MyHTML_CLOSE_TYPE_NOW = 1,
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MyHTML_CLOSE_TYPE_SELF = 2,
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MyHTML_CLOSE_TYPE_BLOCK = 3
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};
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enum myhtml_tree_node_flags {
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MyHTML_TREE_NODE_UNDEF = 0,
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MyHTML_TREE_NODE_PARSER_INSERTED = 1,
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MyHTML_TREE_NODE_BLOCKING = 2
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};
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struct myhtml_tree_node {
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enum myhtml_tree_node_flags flags;
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myhtml_tag_id_t tag_id;
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enum myhtml_namespace ns;
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2016-10-07 20:47:31 +03:00
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myhtml_tree_node_t* prev;
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myhtml_tree_node_t* next;
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myhtml_tree_node_t* child;
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myhtml_tree_node_t* parent;
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2016-08-29 00:20:40 +03:00
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2016-10-07 20:47:31 +03:00
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myhtml_tree_node_t* last_child;
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2016-08-29 00:20:40 +03:00
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myhtml_token_node_t* token;
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2016-10-07 20:47:31 +03:00
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void* data;
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2016-08-29 00:20:40 +03:00
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};
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enum myhtml_tree_compat_mode {
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MyHTML_TREE_COMPAT_MODE_NO_QUIRKS = 0x00,
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MyHTML_TREE_COMPAT_MODE_QUIRKS = 0x01,
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MyHTML_TREE_COMPAT_MODE_LIMITED_QUIRKS = 0x02
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};
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enum myhtml_tree_doctype_id {
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MyHTML_TREE_DOCTYPE_ID_NAME = 0x00,
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MyHTML_TREE_DOCTYPE_ID_SYSTEM = 0x01,
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MyHTML_TREE_DOCTYPE_ID_PUBLIC = 0x02
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};
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enum myhtml_tree_insertion_mode {
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MyHTML_TREE_INSERTION_MODE_DEFAULT = 0x00,
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MyHTML_TREE_INSERTION_MODE_BEFORE = 0x01,
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MyHTML_TREE_INSERTION_MODE_AFTER = 0x02
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};
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struct myhtml_async_args {
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size_t mchar_node_id;
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};
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struct myhtml_tree_doctype {
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bool is_html;
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char* attr_name;
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char* attr_public;
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char* attr_system;
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};
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struct myhtml_tree_list {
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myhtml_tree_node_t** list;
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volatile size_t length;
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size_t size;
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};
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struct myhtml_tree_token_list {
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myhtml_token_node_t** list;
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size_t length;
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size_t size;
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};
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struct myhtml_tree_insertion_list {
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enum myhtml_insertion_mode* list;
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size_t length;
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size_t size;
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};
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struct myhtml_tree_temp_tag_name {
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char *data;
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size_t length;
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size_t size;
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};
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struct myhtml_tree_special_token {
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myhtml_token_node_t *token;
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myhtml_namespace_t ns;
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}
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typedef myhtml_tree_special_token_t;
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struct myhtml_tree_special_token_list {
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myhtml_tree_special_token_t *list;
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size_t length;
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size_t size;
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}
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typedef myhtml_tree_special_token_list_t;
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struct myhtml_tree_temp_stream {
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struct myhtml_tree_temp_tag_name** data;
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size_t length;
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size_t size;
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myhtml_encoding_result_t res;
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struct myhtml_tree_temp_tag_name* current;
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};
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struct myhtml_tree {
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// ref
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myhtml_t* myhtml;
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mchar_async_t* mchar;
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myhtml_token_t* token;
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mcobject_async_t* tree_obj;
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mcsync_t* sync;
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mythread_queue_list_entry_t* queue_entry;
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mythread_queue_t* queue;
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myhtml_tag_t* tags;
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void* modest;
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2017-01-15 21:11:19 +03:00
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void* context;
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2016-08-29 00:20:40 +03:00
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// init id's
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size_t mcasync_token_id;
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size_t mcasync_attr_id;
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size_t mcasync_tree_id;
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size_t mchar_node_id;
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myhtml_token_attr_t* attr_current;
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myhtml_tag_id_t tmp_tag_id;
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myhtml_token_node_t* current_token_node;
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mythread_queue_node_t* current_qnode;
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mcobject_t* mcobject_incoming_buf;
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myhtml_incoming_buffer_t* incoming_buf;
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myhtml_incoming_buffer_t* incoming_buf_first;
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// ref for nodes
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myhtml_tree_node_t* document;
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myhtml_tree_node_t* fragment;
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myhtml_tree_node_t* node_head;
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myhtml_tree_node_t* node_html;
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myhtml_tree_node_t* node_body;
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myhtml_tree_node_t* node_form;
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myhtml_tree_doctype_t doctype;
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// for build tree
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myhtml_tree_list_t* active_formatting;
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myhtml_tree_list_t* open_elements;
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myhtml_tree_list_t* other_elements;
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myhtml_tree_token_list_t* token_list;
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myhtml_tree_insertion_list_t* template_insertion;
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myhtml_async_args_t* async_args;
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myhtml_stream_buffer_t* stream_buffer;
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myhtml_token_node_t* volatile token_last_done;
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// for detect namespace out of tree builder
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myhtml_token_node_t* token_namespace;
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// tree params
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enum myhtml_tokenizer_state state;
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enum myhtml_tokenizer_state state_of_builder;
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enum myhtml_insertion_mode insert_mode;
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enum myhtml_insertion_mode orig_insert_mode;
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enum myhtml_tree_compat_mode compat_mode;
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volatile enum myhtml_tree_flags flags;
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volatile myhtml_tree_parse_flags_t parse_flags;
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bool foster_parenting;
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size_t global_offset;
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myhtml_encoding_t encoding;
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myhtml_encoding_t encoding_usereq;
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myhtml_tree_temp_tag_name_t temp_tag_name;
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/* callback */
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myhtml_callback_token_f callback_before_token;
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myhtml_callback_token_f callback_after_token;
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void* callback_before_token_ctx;
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void* callback_after_token_ctx;
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myhtml_callback_tree_node_f callback_tree_node_insert;
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myhtml_callback_tree_node_f callback_tree_node_remove;
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void* callback_tree_node_insert_ctx;
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void* callback_tree_node_remove_ctx;
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};
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// base
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myhtml_tree_t * myhtml_tree_create(void);
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myhtml_status_t myhtml_tree_init(myhtml_tree_t* tree, myhtml_t* myhtml);
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void myhtml_tree_clean(myhtml_tree_t* tree);
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void myhtml_tree_clean_all(myhtml_tree_t* tree);
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myhtml_tree_t * myhtml_tree_destroy(myhtml_tree_t* tree);
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/* parse flags */
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myhtml_tree_parse_flags_t myhtml_tree_parse_flags(myhtml_tree_t* tree);
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void myhtml_tree_parse_flags_set(myhtml_tree_t* tree, myhtml_tree_parse_flags_t flags);
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myhtml_t * myhtml_tree_get_myhtml(myhtml_tree_t* tree);
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myhtml_tag_t * myhtml_tree_get_tag(myhtml_tree_t* tree);
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myhtml_tree_node_t * myhtml_tree_get_document(myhtml_tree_t* tree);
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myhtml_tree_node_t * myhtml_tree_get_node_html(myhtml_tree_t* tree);
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myhtml_tree_node_t * myhtml_tree_get_node_head(myhtml_tree_t* tree);
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myhtml_tree_node_t * myhtml_tree_get_node_body(myhtml_tree_t* tree);
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mchar_async_t * myhtml_tree_get_mchar(myhtml_tree_t* tree);
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size_t myhtml_tree_get_mchar_node_id(myhtml_tree_t* tree);
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// list
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myhtml_tree_list_t * myhtml_tree_list_init(void);
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void myhtml_tree_list_clean(myhtml_tree_list_t* list);
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myhtml_tree_list_t * myhtml_tree_list_destroy(myhtml_tree_list_t* list, bool destroy_self);
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void myhtml_tree_list_append(myhtml_tree_list_t* list, myhtml_tree_node_t* node);
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void myhtml_tree_list_append_after_index(myhtml_tree_list_t* list, myhtml_tree_node_t* node, size_t index);
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void myhtml_tree_list_insert_by_index(myhtml_tree_list_t* list, myhtml_tree_node_t* node, size_t index);
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myhtml_tree_node_t * myhtml_tree_list_current_node(myhtml_tree_list_t* list);
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// token list
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myhtml_tree_token_list_t * myhtml_tree_token_list_init(void);
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void myhtml_tree_token_list_clean(myhtml_tree_token_list_t* list);
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myhtml_tree_token_list_t * myhtml_tree_token_list_destroy(myhtml_tree_token_list_t* list, bool destroy_self);
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void myhtml_tree_token_list_append(myhtml_tree_token_list_t* list, myhtml_token_node_t* token);
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void myhtml_tree_token_list_append_after_index(myhtml_tree_token_list_t* list, myhtml_token_node_t* token, size_t index);
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myhtml_token_node_t * myhtml_tree_token_list_current_node(myhtml_tree_token_list_t* list);
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// active formatting
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myhtml_tree_list_t * myhtml_tree_active_formatting_init(myhtml_tree_t* tree);
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void myhtml_tree_active_formatting_clean(myhtml_tree_t* tree);
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myhtml_tree_list_t * myhtml_tree_active_formatting_destroy(myhtml_tree_t* tree);
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bool myhtml_tree_active_formatting_is_marker(myhtml_tree_t* tree, myhtml_tree_node_t* idx);
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myhtml_tree_node_t* myhtml_tree_active_formatting_between_last_marker(myhtml_tree_t* tree, myhtml_tag_id_t tag_idx, size_t* return_idx);
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void myhtml_tree_active_formatting_append(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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void myhtml_tree_active_formatting_append_with_check(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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void myhtml_tree_active_formatting_pop(myhtml_tree_t* tree);
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void myhtml_tree_active_formatting_remove(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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void myhtml_tree_active_formatting_remove_by_index(myhtml_tree_t* tree, size_t idx);
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void myhtml_tree_active_formatting_reconstruction(myhtml_tree_t* tree);
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void myhtml_tree_active_formatting_up_to_last_marker(myhtml_tree_t* tree);
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bool myhtml_tree_active_formatting_find(myhtml_tree_t* tree, myhtml_tree_node_t* idx, size_t* return_idx);
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myhtml_tree_node_t* myhtml_tree_active_formatting_current_node(myhtml_tree_t* tree);
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// open elements
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myhtml_tree_list_t * myhtml_tree_open_elements_init(myhtml_tree_t* tree);
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void myhtml_tree_open_elements_clean(myhtml_tree_t* tree);
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myhtml_tree_list_t * myhtml_tree_open_elements_destroy(myhtml_tree_t* tree);
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myhtml_tree_node_t* myhtml_tree_current_node(myhtml_tree_t* tree);
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myhtml_tree_node_t * myhtml_tree_adjusted_current_node(myhtml_tree_t* tree);
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void myhtml_tree_open_elements_append(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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void myhtml_tree_open_elements_append_after_index(myhtml_tree_t* tree, myhtml_tree_node_t* node, size_t index);
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void myhtml_tree_open_elements_pop(myhtml_tree_t* tree);
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void myhtml_tree_open_elements_pop_until(myhtml_tree_t* tree, myhtml_tag_id_t tag_idx, myhtml_namespace_t mynamespace, bool is_exclude);
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void myhtml_tree_open_elements_pop_until_by_node(myhtml_tree_t* tree, myhtml_tree_node_t* node_idx, bool is_exclude);
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void myhtml_tree_open_elements_pop_until_by_index(myhtml_tree_t* tree, size_t idx, bool is_exclude);
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void myhtml_tree_open_elements_remove(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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bool myhtml_tree_open_elements_find(myhtml_tree_t* tree, myhtml_tree_node_t* idx, size_t* pos);
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bool myhtml_tree_open_elements_find_reverse(myhtml_tree_t* tree, myhtml_tree_node_t* idx, size_t* pos);
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myhtml_tree_node_t * myhtml_tree_open_elements_find_by_tag_idx(myhtml_tree_t* tree, myhtml_tag_id_t tag_idx, myhtml_namespace_t mynamespace, size_t* return_index);
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myhtml_tree_node_t * myhtml_tree_open_elements_find_by_tag_idx_reverse(myhtml_tree_t* tree, myhtml_tag_id_t tag_idx, myhtml_namespace_t mynamespace, size_t* return_index);
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myhtml_tree_node_t * myhtml_tree_element_in_scope(myhtml_tree_t* tree, myhtml_tag_id_t tag_idx, myhtml_namespace_t mynamespace, enum myhtml_tag_categories category);
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bool myhtml_tree_element_in_scope_by_node(myhtml_tree_t* tree, myhtml_tree_node_t* node, enum myhtml_tag_categories category);
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void myhtml_tree_generate_implied_end_tags(myhtml_tree_t* tree, myhtml_tag_id_t exclude_tag_idx, myhtml_namespace_t mynamespace);
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void myhtml_tree_generate_all_implied_end_tags(myhtml_tree_t* tree, myhtml_tag_id_t exclude_tag_idx, myhtml_namespace_t mynamespace);
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myhtml_tree_node_t * myhtml_tree_appropriate_place_inserting(myhtml_tree_t* tree, myhtml_tree_node_t* override_target, enum myhtml_tree_insertion_mode* mode);
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myhtml_tree_node_t * myhtml_tree_appropriate_place_inserting_in_tree(myhtml_tree_t* tree, myhtml_tree_node_t* target, enum myhtml_tree_insertion_mode* mode);
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// template insertion
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myhtml_tree_insertion_list_t * myhtml_tree_template_insertion_init(myhtml_tree_t* tree);
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void myhtml_tree_template_insertion_clean(myhtml_tree_t* tree);
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myhtml_tree_insertion_list_t * myhtml_tree_template_insertion_destroy(myhtml_tree_t* tree);
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void myhtml_tree_template_insertion_append(myhtml_tree_t* tree, enum myhtml_insertion_mode insert_mode);
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void myhtml_tree_template_insertion_pop(myhtml_tree_t* tree);
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void myhtml_tree_reset_insertion_mode_appropriately(myhtml_tree_t* tree);
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2017-01-15 21:11:19 +03:00
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bool myhtml_tree_adoption_agency_algorithm(myhtml_tree_t* tree, myhtml_token_node_t* token, myhtml_tag_id_t subject_tag_idx);
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2016-08-29 00:20:40 +03:00
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size_t myhtml_tree_template_insertion_length(myhtml_tree_t* tree);
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// other for a tree
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myhtml_tree_node_t * myhtml_tree_node_create(myhtml_tree_t* tree);
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void myhtml_tree_node_delete(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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void myhtml_tree_node_delete_recursive(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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void myhtml_tree_node_clean(myhtml_tree_node_t* tree_node);
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void myhtml_tree_node_free(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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myhtml_tree_node_t * myhtml_tree_node_clone(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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void myhtml_tree_print_node(myhtml_tree_t* tree, myhtml_tree_node_t* node, FILE* out);
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void myhtml_tree_print_node_children(myhtml_tree_t* tree, myhtml_tree_node_t* node, FILE* out, size_t inc);
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void myhtml_tree_print_by_node(myhtml_tree_t* tree, myhtml_tree_node_t* node, FILE* out, size_t inc);
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void myhtml_tree_node_add_child(myhtml_tree_t* myhtml_tree, myhtml_tree_node_t* root, myhtml_tree_node_t* node);
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void myhtml_tree_node_insert_before(myhtml_tree_t* myhtml_tree, myhtml_tree_node_t* root, myhtml_tree_node_t* node);
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void myhtml_tree_node_insert_after(myhtml_tree_t* myhtml_tree, myhtml_tree_node_t* root, myhtml_tree_node_t* node);
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void myhtml_tree_node_insert_by_mode(myhtml_tree_t* tree, myhtml_tree_node_t* adjusted_location, myhtml_tree_node_t* node, enum myhtml_tree_insertion_mode mode);
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myhtml_tree_node_t * myhtml_tree_node_remove(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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myhtml_tree_node_t * myhtml_tree_node_insert_html_element(myhtml_tree_t* tree, myhtml_token_node_t* token);
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myhtml_tree_node_t * myhtml_tree_node_insert_foreign_element(myhtml_tree_t* tree, myhtml_token_node_t* token);
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myhtml_tree_node_t * myhtml_tree_node_insert_by_token(myhtml_tree_t* tree, myhtml_token_node_t* token, enum myhtml_namespace ns);
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myhtml_tree_node_t * myhtml_tree_node_insert(myhtml_tree_t* tree, myhtml_tag_id_t tag_idx, enum myhtml_namespace ns);
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myhtml_tree_node_t * myhtml_tree_node_insert_by_node(myhtml_tree_t* tree, myhtml_tree_node_t* idx);
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myhtml_tree_node_t * myhtml_tree_node_insert_comment(myhtml_tree_t* tree, myhtml_token_node_t* token, myhtml_tree_node_t* parent);
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myhtml_tree_node_t * myhtml_tree_node_insert_doctype(myhtml_tree_t* tree, myhtml_token_node_t* token);
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myhtml_tree_node_t * myhtml_tree_node_insert_root(myhtml_tree_t* tree, myhtml_token_node_t* token, enum myhtml_namespace ns);
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myhtml_tree_node_t * myhtml_tree_node_insert_text(myhtml_tree_t* tree, myhtml_token_node_t* token);
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myhtml_tree_node_t * myhtml_tree_node_find_parent_by_tag_id(myhtml_tree_node_t* node, myhtml_tag_id_t tag_id);
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// other
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void myhtml_tree_wait_for_last_done_token(myhtml_tree_t* tree, myhtml_token_node_t* token_for_wait);
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2017-01-15 21:11:19 +03:00
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void myhtml_tree_tags_close_p(myhtml_tree_t* tree, myhtml_token_node_t* token);
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2016-08-29 00:20:40 +03:00
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myhtml_tree_node_t * myhtml_tree_generic_raw_text_element_parsing_algorithm(myhtml_tree_t* tree, myhtml_token_node_t* token_node);
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void myhtml_tree_clear_stack_back_table_context(myhtml_tree_t* tree);
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void myhtml_tree_clear_stack_back_table_body_context(myhtml_tree_t* tree);
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void myhtml_tree_clear_stack_back_table_row_context(myhtml_tree_t* tree);
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2017-01-15 21:11:19 +03:00
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void myhtml_tree_close_cell(myhtml_tree_t* tree, myhtml_tree_node_t* tr_or_th_node, myhtml_token_node_t* token);
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2016-08-29 00:20:40 +03:00
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bool myhtml_tree_is_mathml_integration_point(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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bool myhtml_tree_is_html_integration_point(myhtml_tree_t* tree, myhtml_tree_node_t* node);
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// temp tag name
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myhtml_status_t myhtml_tree_temp_tag_name_init(myhtml_tree_temp_tag_name_t* temp_tag_name);
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void myhtml_tree_temp_tag_name_clean(myhtml_tree_temp_tag_name_t* temp_tag_name);
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myhtml_tree_temp_tag_name_t * myhtml_tree_temp_tag_name_destroy(myhtml_tree_temp_tag_name_t* temp_tag_name, bool self_destroy);
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myhtml_status_t myhtml_tree_temp_tag_name_append(myhtml_tree_temp_tag_name_t* temp_tag_name, const char* name, size_t name_len);
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myhtml_status_t myhtml_tree_temp_tag_name_append_one(myhtml_tree_temp_tag_name_t* temp_tag_name, const char name);
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/* special tonek list */
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myhtml_status_t myhtml_tree_special_list_init(myhtml_tree_special_token_list_t* special);
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myhtml_status_t myhtml_tree_special_list_append(myhtml_tree_special_token_list_t* special, myhtml_token_node_t *token, myhtml_namespace_t ns);
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size_t myhtml_tree_special_list_length(myhtml_tree_special_token_list_t* special);
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myhtml_tree_special_token_t * myhtml_tree_special_list_get_last(myhtml_tree_special_token_list_t* special);
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size_t myhtml_tree_special_list_pop(myhtml_tree_special_token_list_t* special);
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/* incoming buffer */
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myhtml_incoming_buffer_t * myhtml_tree_incoming_buffer_first(myhtml_tree_t *tree);
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const char * myhtml_tree_incomming_buffer_make_data(myhtml_tree_t *tree, size_t begin, size_t length);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* myhtml_tree_h */
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