void pop_dom_nodes(struct dom_stack *stack, enum dom_node_type type, struct dom_string *string) { struct dom_stack_state *state; assert(stack); if (dom_stack_is_empty(stack)) return; state = search_dom_stack(stack, type, string); if (state) pop_dom_state(stack, state); }
static void parse_sgml_plain(struct dom_stack *stack, struct dom_scanner *scanner) { struct dom_scanner_token target; while (dom_scanner_has_tokens(scanner)) { struct dom_scanner_token *token = get_dom_scanner_token(scanner); switch (token->type) { case SGML_TOKEN_ELEMENT: case SGML_TOKEN_ELEMENT_BEGIN: if (!add_sgml_element(stack, token)) { if (token->type == SGML_TOKEN_ELEMENT) { skip_dom_scanner_token(scanner); break; } skip_sgml_tokens(scanner, SGML_TOKEN_TAG_END); break; } if (token->type == SGML_TOKEN_ELEMENT_BEGIN) { parse_sgml_attributes(stack, scanner); } else { skip_dom_scanner_token(scanner); } break; case SGML_TOKEN_ELEMENT_EMPTY_END: pop_dom_node(stack); skip_dom_scanner_token(scanner); break; case SGML_TOKEN_ELEMENT_END: if (!token->string.length) { pop_dom_node(stack); } else { struct dom_string string; struct dom_stack_state *state; set_dom_string(&string, token->string.string, token->string.length); state = search_dom_stack(stack, DOM_NODE_ELEMENT, &string); if (state) { struct sgml_parser_state *pstate; pstate = get_sgml_parser_state(stack, state); copy_struct(&pstate->end_token, token); pop_dom_state(stack, state); } } skip_dom_scanner_token(scanner); break; case SGML_TOKEN_NOTATION_COMMENT: add_sgml_node(stack, DOM_NODE_COMMENT, token); skip_dom_scanner_token(scanner); break; case SGML_TOKEN_NOTATION_ATTLIST: case SGML_TOKEN_NOTATION_DOCTYPE: case SGML_TOKEN_NOTATION_ELEMENT: case SGML_TOKEN_NOTATION_ENTITY: case SGML_TOKEN_NOTATION: skip_dom_scanner_token(scanner); break; case SGML_TOKEN_CDATA_SECTION: add_sgml_node(stack, DOM_NODE_CDATA_SECTION, token); skip_dom_scanner_token(scanner); break; case SGML_TOKEN_PROCESS_XML_STYLESHEET: case SGML_TOKEN_PROCESS_XML: case SGML_TOKEN_PROCESS: copy_struct(&target, token); /* Skip the target token */ token = get_next_dom_scanner_token(scanner); if (!token) break; assert(token->type == SGML_TOKEN_PROCESS_DATA); if (add_sgml_proc_instruction(stack, &target, token) && (target.type == SGML_TOKEN_PROCESS_XML || target.type == SGML_TOKEN_PROCESS_XML_STYLESHEET) && token->string.length > 0) { /* Parse the <?xml data="attributes"?>. */ struct dom_scanner attr_scanner; init_dom_scanner(&attr_scanner, &sgml_scanner_info, &token->string, SGML_STATE_ELEMENT, scanner->count_lines); if (dom_scanner_has_tokens(&attr_scanner)) parse_sgml_attributes(stack, &attr_scanner); } pop_dom_node(stack); skip_dom_scanner_token(scanner); break; case SGML_TOKEN_ENTITY: add_sgml_node(stack, DOM_NODE_ENTITY_REFERENCE, token); skip_dom_scanner_token(scanner); break; case SGML_TOKEN_SPACE: case SGML_TOKEN_TEXT: default: add_sgml_node(stack, DOM_NODE_TEXT, token); skip_dom_scanner_token(scanner); } } }