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2956 lines
91 KiB
2956 lines
91 KiB
'use strict'; |
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const Tokenizer = require('../tokenizer'); |
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const OpenElementStack = require('./open-element-stack'); |
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const FormattingElementList = require('./formatting-element-list'); |
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const LocationInfoParserMixin = require('../extensions/location-info/parser-mixin'); |
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const ErrorReportingParserMixin = require('../extensions/error-reporting/parser-mixin'); |
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const Mixin = require('../utils/mixin'); |
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const defaultTreeAdapter = require('../tree-adapters/default'); |
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const mergeOptions = require('../utils/merge-options'); |
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const doctype = require('../common/doctype'); |
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const foreignContent = require('../common/foreign-content'); |
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const ERR = require('../common/error-codes'); |
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const unicode = require('../common/unicode'); |
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const HTML = require('../common/html'); |
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|
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//Aliases |
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const $ = HTML.TAG_NAMES; |
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const NS = HTML.NAMESPACES; |
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const ATTRS = HTML.ATTRS; |
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const DEFAULT_OPTIONS = { |
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scriptingEnabled: true, |
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sourceCodeLocationInfo: false, |
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onParseError: null, |
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treeAdapter: defaultTreeAdapter |
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}; |
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//Misc constants |
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const HIDDEN_INPUT_TYPE = 'hidden'; |
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//Adoption agency loops iteration count |
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const AA_OUTER_LOOP_ITER = 8; |
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const AA_INNER_LOOP_ITER = 3; |
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|
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//Insertion modes |
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const INITIAL_MODE = 'INITIAL_MODE'; |
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const BEFORE_HTML_MODE = 'BEFORE_HTML_MODE'; |
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const BEFORE_HEAD_MODE = 'BEFORE_HEAD_MODE'; |
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const IN_HEAD_MODE = 'IN_HEAD_MODE'; |
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const IN_HEAD_NO_SCRIPT_MODE = 'IN_HEAD_NO_SCRIPT_MODE'; |
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const AFTER_HEAD_MODE = 'AFTER_HEAD_MODE'; |
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const IN_BODY_MODE = 'IN_BODY_MODE'; |
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const TEXT_MODE = 'TEXT_MODE'; |
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const IN_TABLE_MODE = 'IN_TABLE_MODE'; |
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const IN_TABLE_TEXT_MODE = 'IN_TABLE_TEXT_MODE'; |
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const IN_CAPTION_MODE = 'IN_CAPTION_MODE'; |
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const IN_COLUMN_GROUP_MODE = 'IN_COLUMN_GROUP_MODE'; |
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const IN_TABLE_BODY_MODE = 'IN_TABLE_BODY_MODE'; |
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const IN_ROW_MODE = 'IN_ROW_MODE'; |
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const IN_CELL_MODE = 'IN_CELL_MODE'; |
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const IN_SELECT_MODE = 'IN_SELECT_MODE'; |
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const IN_SELECT_IN_TABLE_MODE = 'IN_SELECT_IN_TABLE_MODE'; |
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const IN_TEMPLATE_MODE = 'IN_TEMPLATE_MODE'; |
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const AFTER_BODY_MODE = 'AFTER_BODY_MODE'; |
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const IN_FRAMESET_MODE = 'IN_FRAMESET_MODE'; |
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const AFTER_FRAMESET_MODE = 'AFTER_FRAMESET_MODE'; |
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const AFTER_AFTER_BODY_MODE = 'AFTER_AFTER_BODY_MODE'; |
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const AFTER_AFTER_FRAMESET_MODE = 'AFTER_AFTER_FRAMESET_MODE'; |
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//Insertion mode reset map |
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const INSERTION_MODE_RESET_MAP = { |
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[$.TR]: IN_ROW_MODE, |
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[$.TBODY]: IN_TABLE_BODY_MODE, |
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[$.THEAD]: IN_TABLE_BODY_MODE, |
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[$.TFOOT]: IN_TABLE_BODY_MODE, |
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[$.CAPTION]: IN_CAPTION_MODE, |
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[$.COLGROUP]: IN_COLUMN_GROUP_MODE, |
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[$.TABLE]: IN_TABLE_MODE, |
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[$.BODY]: IN_BODY_MODE, |
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[$.FRAMESET]: IN_FRAMESET_MODE |
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}; |
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//Template insertion mode switch map |
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const TEMPLATE_INSERTION_MODE_SWITCH_MAP = { |
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[$.CAPTION]: IN_TABLE_MODE, |
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[$.COLGROUP]: IN_TABLE_MODE, |
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[$.TBODY]: IN_TABLE_MODE, |
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[$.TFOOT]: IN_TABLE_MODE, |
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[$.THEAD]: IN_TABLE_MODE, |
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[$.COL]: IN_COLUMN_GROUP_MODE, |
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[$.TR]: IN_TABLE_BODY_MODE, |
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[$.TD]: IN_ROW_MODE, |
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[$.TH]: IN_ROW_MODE |
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}; |
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//Token handlers map for insertion modes |
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const TOKEN_HANDLERS = { |
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[INITIAL_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: tokenInInitialMode, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: tokenInInitialMode, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: doctypeInInitialMode, |
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[Tokenizer.START_TAG_TOKEN]: tokenInInitialMode, |
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[Tokenizer.END_TAG_TOKEN]: tokenInInitialMode, |
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[Tokenizer.EOF_TOKEN]: tokenInInitialMode |
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}, |
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[BEFORE_HTML_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: tokenBeforeHtml, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: tokenBeforeHtml, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagBeforeHtml, |
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[Tokenizer.END_TAG_TOKEN]: endTagBeforeHtml, |
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[Tokenizer.EOF_TOKEN]: tokenBeforeHtml |
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}, |
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[BEFORE_HEAD_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: tokenBeforeHead, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: tokenBeforeHead, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: misplacedDoctype, |
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[Tokenizer.START_TAG_TOKEN]: startTagBeforeHead, |
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[Tokenizer.END_TAG_TOKEN]: endTagBeforeHead, |
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[Tokenizer.EOF_TOKEN]: tokenBeforeHead |
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}, |
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[IN_HEAD_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: tokenInHead, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: tokenInHead, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: misplacedDoctype, |
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[Tokenizer.START_TAG_TOKEN]: startTagInHead, |
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[Tokenizer.END_TAG_TOKEN]: endTagInHead, |
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[Tokenizer.EOF_TOKEN]: tokenInHead |
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}, |
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[IN_HEAD_NO_SCRIPT_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: tokenInHeadNoScript, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: tokenInHeadNoScript, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: misplacedDoctype, |
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[Tokenizer.START_TAG_TOKEN]: startTagInHeadNoScript, |
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[Tokenizer.END_TAG_TOKEN]: endTagInHeadNoScript, |
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[Tokenizer.EOF_TOKEN]: tokenInHeadNoScript |
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}, |
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[AFTER_HEAD_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: tokenAfterHead, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: tokenAfterHead, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: misplacedDoctype, |
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[Tokenizer.START_TAG_TOKEN]: startTagAfterHead, |
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[Tokenizer.END_TAG_TOKEN]: endTagAfterHead, |
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[Tokenizer.EOF_TOKEN]: tokenAfterHead |
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}, |
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[IN_BODY_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: characterInBody, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: whitespaceCharacterInBody, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInBody, |
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[Tokenizer.END_TAG_TOKEN]: endTagInBody, |
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[Tokenizer.EOF_TOKEN]: eofInBody |
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}, |
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[TEXT_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.COMMENT_TOKEN]: ignoreToken, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: ignoreToken, |
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[Tokenizer.END_TAG_TOKEN]: endTagInText, |
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[Tokenizer.EOF_TOKEN]: eofInText |
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}, |
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[IN_TABLE_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: characterInTable, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: characterInTable, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: characterInTable, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInTable, |
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[Tokenizer.END_TAG_TOKEN]: endTagInTable, |
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[Tokenizer.EOF_TOKEN]: eofInBody |
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}, |
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[IN_TABLE_TEXT_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: characterInTableText, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: whitespaceCharacterInTableText, |
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[Tokenizer.COMMENT_TOKEN]: tokenInTableText, |
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[Tokenizer.DOCTYPE_TOKEN]: tokenInTableText, |
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[Tokenizer.START_TAG_TOKEN]: tokenInTableText, |
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[Tokenizer.END_TAG_TOKEN]: tokenInTableText, |
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[Tokenizer.EOF_TOKEN]: tokenInTableText |
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}, |
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[IN_CAPTION_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: characterInBody, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: whitespaceCharacterInBody, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInCaption, |
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[Tokenizer.END_TAG_TOKEN]: endTagInCaption, |
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[Tokenizer.EOF_TOKEN]: eofInBody |
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}, |
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[IN_COLUMN_GROUP_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: tokenInColumnGroup, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: tokenInColumnGroup, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInColumnGroup, |
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[Tokenizer.END_TAG_TOKEN]: endTagInColumnGroup, |
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[Tokenizer.EOF_TOKEN]: eofInBody |
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}, |
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[IN_TABLE_BODY_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: characterInTable, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: characterInTable, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: characterInTable, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInTableBody, |
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[Tokenizer.END_TAG_TOKEN]: endTagInTableBody, |
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[Tokenizer.EOF_TOKEN]: eofInBody |
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}, |
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[IN_ROW_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: characterInTable, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: characterInTable, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: characterInTable, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInRow, |
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[Tokenizer.END_TAG_TOKEN]: endTagInRow, |
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[Tokenizer.EOF_TOKEN]: eofInBody |
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}, |
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[IN_CELL_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: characterInBody, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: whitespaceCharacterInBody, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInCell, |
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[Tokenizer.END_TAG_TOKEN]: endTagInCell, |
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[Tokenizer.EOF_TOKEN]: eofInBody |
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}, |
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[IN_SELECT_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInSelect, |
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[Tokenizer.END_TAG_TOKEN]: endTagInSelect, |
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[Tokenizer.EOF_TOKEN]: eofInBody |
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}, |
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[IN_SELECT_IN_TABLE_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInSelectInTable, |
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[Tokenizer.END_TAG_TOKEN]: endTagInSelectInTable, |
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[Tokenizer.EOF_TOKEN]: eofInBody |
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}, |
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[IN_TEMPLATE_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: characterInBody, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: whitespaceCharacterInBody, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInTemplate, |
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[Tokenizer.END_TAG_TOKEN]: endTagInTemplate, |
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[Tokenizer.EOF_TOKEN]: eofInTemplate |
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}, |
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[AFTER_BODY_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: tokenAfterBody, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: tokenAfterBody, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: whitespaceCharacterInBody, |
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[Tokenizer.COMMENT_TOKEN]: appendCommentToRootHtmlElement, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagAfterBody, |
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[Tokenizer.END_TAG_TOKEN]: endTagAfterBody, |
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[Tokenizer.EOF_TOKEN]: stopParsing |
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}, |
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[IN_FRAMESET_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagInFrameset, |
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[Tokenizer.END_TAG_TOKEN]: endTagInFrameset, |
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[Tokenizer.EOF_TOKEN]: stopParsing |
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}, |
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[AFTER_FRAMESET_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: insertCharacters, |
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[Tokenizer.COMMENT_TOKEN]: appendComment, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagAfterFrameset, |
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[Tokenizer.END_TAG_TOKEN]: endTagAfterFrameset, |
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[Tokenizer.EOF_TOKEN]: stopParsing |
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}, |
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[AFTER_AFTER_BODY_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: tokenAfterAfterBody, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: tokenAfterAfterBody, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: whitespaceCharacterInBody, |
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[Tokenizer.COMMENT_TOKEN]: appendCommentToDocument, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagAfterAfterBody, |
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[Tokenizer.END_TAG_TOKEN]: tokenAfterAfterBody, |
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[Tokenizer.EOF_TOKEN]: stopParsing |
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}, |
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[AFTER_AFTER_FRAMESET_MODE]: { |
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[Tokenizer.CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.NULL_CHARACTER_TOKEN]: ignoreToken, |
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[Tokenizer.WHITESPACE_CHARACTER_TOKEN]: whitespaceCharacterInBody, |
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[Tokenizer.COMMENT_TOKEN]: appendCommentToDocument, |
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[Tokenizer.DOCTYPE_TOKEN]: ignoreToken, |
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[Tokenizer.START_TAG_TOKEN]: startTagAfterAfterFrameset, |
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[Tokenizer.END_TAG_TOKEN]: ignoreToken, |
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[Tokenizer.EOF_TOKEN]: stopParsing |
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} |
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}; |
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//Parser |
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class Parser { |
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constructor(options) { |
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this.options = mergeOptions(DEFAULT_OPTIONS, options); |
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this.treeAdapter = this.options.treeAdapter; |
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this.pendingScript = null; |
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if (this.options.sourceCodeLocationInfo) { |
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Mixin.install(this, LocationInfoParserMixin); |
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} |
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if (this.options.onParseError) { |
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Mixin.install(this, ErrorReportingParserMixin, { onParseError: this.options.onParseError }); |
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} |
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} |
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// API |
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parse(html) { |
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const document = this.treeAdapter.createDocument(); |
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this._bootstrap(document, null); |
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this.tokenizer.write(html, true); |
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this._runParsingLoop(null); |
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return document; |
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} |
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parseFragment(html, fragmentContext) { |
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//NOTE: use <template> element as a fragment context if context element was not provided, |
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//so we will parse in "forgiving" manner |
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if (!fragmentContext) { |
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fragmentContext = this.treeAdapter.createElement($.TEMPLATE, NS.HTML, []); |
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} |
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//NOTE: create fake element which will be used as 'document' for fragment parsing. |
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//This is important for jsdom there 'document' can't be recreated, therefore |
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//fragment parsing causes messing of the main `document`. |
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const documentMock = this.treeAdapter.createElement('documentmock', NS.HTML, []); |
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this._bootstrap(documentMock, fragmentContext); |
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if (this.treeAdapter.getTagName(fragmentContext) === $.TEMPLATE) { |
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this._pushTmplInsertionMode(IN_TEMPLATE_MODE); |
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} |
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this._initTokenizerForFragmentParsing(); |
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this._insertFakeRootElement(); |
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this._resetInsertionMode(); |
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this._findFormInFragmentContext(); |
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this.tokenizer.write(html, true); |
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this._runParsingLoop(null); |
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const rootElement = this.treeAdapter.getFirstChild(documentMock); |
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const fragment = this.treeAdapter.createDocumentFragment(); |
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this._adoptNodes(rootElement, fragment); |
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return fragment; |
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} |
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|
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//Bootstrap parser |
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_bootstrap(document, fragmentContext) { |
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this.tokenizer = new Tokenizer(this.options); |
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this.stopped = false; |
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this.insertionMode = INITIAL_MODE; |
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this.originalInsertionMode = ''; |
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this.document = document; |
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this.fragmentContext = fragmentContext; |
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this.headElement = null; |
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this.formElement = null; |
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this.openElements = new OpenElementStack(this.document, this.treeAdapter); |
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this.activeFormattingElements = new FormattingElementList(this.treeAdapter); |
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this.tmplInsertionModeStack = []; |
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this.tmplInsertionModeStackTop = -1; |
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this.currentTmplInsertionMode = null; |
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this.pendingCharacterTokens = []; |
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this.hasNonWhitespacePendingCharacterToken = false; |
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this.framesetOk = true; |
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this.skipNextNewLine = false; |
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this.fosterParentingEnabled = false; |
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} |
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|
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//Errors |
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_err() { |
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// NOTE: err reporting is noop by default. Enabled by mixin. |
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} |
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|
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//Parsing loop |
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_runParsingLoop(scriptHandler) { |
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while (!this.stopped) { |
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this._setupTokenizerCDATAMode(); |
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|
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const token = this.tokenizer.getNextToken(); |
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|
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if (token.type === Tokenizer.HIBERNATION_TOKEN) { |
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break; |
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} |
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|
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if (this.skipNextNewLine) { |
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this.skipNextNewLine = false; |
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|
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if (token.type === Tokenizer.WHITESPACE_CHARACTER_TOKEN && token.chars[0] === '\n') { |
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if (token.chars.length === 1) { |
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continue; |
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} |
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|
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token.chars = token.chars.substr(1); |
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} |
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} |
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|
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this._processInputToken(token); |
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|
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if (scriptHandler && this.pendingScript) { |
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break; |
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} |
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} |
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} |
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|
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runParsingLoopForCurrentChunk(writeCallback, scriptHandler) { |
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this._runParsingLoop(scriptHandler); |
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|
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if (scriptHandler && this.pendingScript) { |
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const script = this.pendingScript; |
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this.pendingScript = null; |
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scriptHandler(script); |
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return; |
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} |
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|
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if (writeCallback) { |
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writeCallback(); |
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} |
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} |
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|
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//Text parsing |
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_setupTokenizerCDATAMode() { |
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const current = this._getAdjustedCurrentElement(); |
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|
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this.tokenizer.allowCDATA = |
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current && |
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current !== this.document && |
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this.treeAdapter.getNamespaceURI(current) !== NS.HTML && |
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!this._isIntegrationPoint(current); |
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} |
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|
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_switchToTextParsing(currentToken, nextTokenizerState) { |
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this._insertElement(currentToken, NS.HTML); |
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this.tokenizer.state = nextTokenizerState; |
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this.originalInsertionMode = this.insertionMode; |
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this.insertionMode = TEXT_MODE; |
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} |
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|
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switchToPlaintextParsing() { |
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this.insertionMode = TEXT_MODE; |
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this.originalInsertionMode = IN_BODY_MODE; |
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this.tokenizer.state = Tokenizer.MODE.PLAINTEXT; |
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} |
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|
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//Fragment parsing |
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_getAdjustedCurrentElement() { |
|
return this.openElements.stackTop === 0 && this.fragmentContext |
|
? this.fragmentContext |
|
: this.openElements.current; |
|
} |
|
|
|
_findFormInFragmentContext() { |
|
let node = this.fragmentContext; |
|
|
|
do { |
|
if (this.treeAdapter.getTagName(node) === $.FORM) { |
|
this.formElement = node; |
|
break; |
|
} |
|
|
|
node = this.treeAdapter.getParentNode(node); |
|
} while (node); |
|
} |
|
|
|
_initTokenizerForFragmentParsing() { |
|
if (this.treeAdapter.getNamespaceURI(this.fragmentContext) === NS.HTML) { |
|
const tn = this.treeAdapter.getTagName(this.fragmentContext); |
|
|
|
if (tn === $.TITLE || tn === $.TEXTAREA) { |
|
this.tokenizer.state = Tokenizer.MODE.RCDATA; |
|
} else if ( |
|
tn === $.STYLE || |
|
tn === $.XMP || |
|
tn === $.IFRAME || |
|
tn === $.NOEMBED || |
|
tn === $.NOFRAMES || |
|
tn === $.NOSCRIPT |
|
) { |
|
this.tokenizer.state = Tokenizer.MODE.RAWTEXT; |
|
} else if (tn === $.SCRIPT) { |
|
this.tokenizer.state = Tokenizer.MODE.SCRIPT_DATA; |
|
} else if (tn === $.PLAINTEXT) { |
|
this.tokenizer.state = Tokenizer.MODE.PLAINTEXT; |
|
} |
|
} |
|
} |
|
|
|
//Tree mutation |
|
_setDocumentType(token) { |
|
const name = token.name || ''; |
|
const publicId = token.publicId || ''; |
|
const systemId = token.systemId || ''; |
|
|
|
this.treeAdapter.setDocumentType(this.document, name, publicId, systemId); |
|
} |
|
|
|
_attachElementToTree(element) { |
|
if (this._shouldFosterParentOnInsertion()) { |
|
this._fosterParentElement(element); |
|
} else { |
|
const parent = this.openElements.currentTmplContent || this.openElements.current; |
|
|
|
this.treeAdapter.appendChild(parent, element); |
|
} |
|
} |
|
|
|
_appendElement(token, namespaceURI) { |
|
const element = this.treeAdapter.createElement(token.tagName, namespaceURI, token.attrs); |
|
|
|
this._attachElementToTree(element); |
|
} |
|
|
|
_insertElement(token, namespaceURI) { |
|
const element = this.treeAdapter.createElement(token.tagName, namespaceURI, token.attrs); |
|
|
|
this._attachElementToTree(element); |
|
this.openElements.push(element); |
|
} |
|
|
|
_insertFakeElement(tagName) { |
|
const element = this.treeAdapter.createElement(tagName, NS.HTML, []); |
|
|
|
this._attachElementToTree(element); |
|
this.openElements.push(element); |
|
} |
|
|
|
_insertTemplate(token) { |
|
const tmpl = this.treeAdapter.createElement(token.tagName, NS.HTML, token.attrs); |
|
const content = this.treeAdapter.createDocumentFragment(); |
|
|
|
this.treeAdapter.setTemplateContent(tmpl, content); |
|
this._attachElementToTree(tmpl); |
|
this.openElements.push(tmpl); |
|
} |
|
|
|
_insertFakeRootElement() { |
|
const element = this.treeAdapter.createElement($.HTML, NS.HTML, []); |
|
|
|
this.treeAdapter.appendChild(this.openElements.current, element); |
|
this.openElements.push(element); |
|
} |
|
|
|
_appendCommentNode(token, parent) { |
|
const commentNode = this.treeAdapter.createCommentNode(token.data); |
|
|
|
this.treeAdapter.appendChild(parent, commentNode); |
|
} |
|
|
|
_insertCharacters(token) { |
|
if (this._shouldFosterParentOnInsertion()) { |
|
this._fosterParentText(token.chars); |
|
} else { |
|
const parent = this.openElements.currentTmplContent || this.openElements.current; |
|
|
|
this.treeAdapter.insertText(parent, token.chars); |
|
} |
|
} |
|
|
|
_adoptNodes(donor, recipient) { |
|
for (let child = this.treeAdapter.getFirstChild(donor); child; child = this.treeAdapter.getFirstChild(donor)) { |
|
this.treeAdapter.detachNode(child); |
|
this.treeAdapter.appendChild(recipient, child); |
|
} |
|
} |
|
|
|
//Token processing |
|
_shouldProcessTokenInForeignContent(token) { |
|
const current = this._getAdjustedCurrentElement(); |
|
|
|
if (!current || current === this.document) { |
|
return false; |
|
} |
|
|
|
const ns = this.treeAdapter.getNamespaceURI(current); |
|
|
|
if (ns === NS.HTML) { |
|
return false; |
|
} |
|
|
|
if ( |
|
this.treeAdapter.getTagName(current) === $.ANNOTATION_XML && |
|
ns === NS.MATHML && |
|
token.type === Tokenizer.START_TAG_TOKEN && |
|
token.tagName === $.SVG |
|
) { |
|
return false; |
|
} |
|
|
|
const isCharacterToken = |
|
token.type === Tokenizer.CHARACTER_TOKEN || |
|
token.type === Tokenizer.NULL_CHARACTER_TOKEN || |
|
token.type === Tokenizer.WHITESPACE_CHARACTER_TOKEN; |
|
|
|
const isMathMLTextStartTag = |
|
token.type === Tokenizer.START_TAG_TOKEN && token.tagName !== $.MGLYPH && token.tagName !== $.MALIGNMARK; |
|
|
|
if ((isMathMLTextStartTag || isCharacterToken) && this._isIntegrationPoint(current, NS.MATHML)) { |
|
return false; |
|
} |
|
|
|
if ( |
|
(token.type === Tokenizer.START_TAG_TOKEN || isCharacterToken) && |
|
this._isIntegrationPoint(current, NS.HTML) |
|
) { |
|
return false; |
|
} |
|
|
|
return token.type !== Tokenizer.EOF_TOKEN; |
|
} |
|
|
|
_processToken(token) { |
|
TOKEN_HANDLERS[this.insertionMode][token.type](this, token); |
|
} |
|
|
|
_processTokenInBodyMode(token) { |
|
TOKEN_HANDLERS[IN_BODY_MODE][token.type](this, token); |
|
} |
|
|
|
_processTokenInForeignContent(token) { |
|
if (token.type === Tokenizer.CHARACTER_TOKEN) { |
|
characterInForeignContent(this, token); |
|
} else if (token.type === Tokenizer.NULL_CHARACTER_TOKEN) { |
|
nullCharacterInForeignContent(this, token); |
|
} else if (token.type === Tokenizer.WHITESPACE_CHARACTER_TOKEN) { |
|
insertCharacters(this, token); |
|
} else if (token.type === Tokenizer.COMMENT_TOKEN) { |
|
appendComment(this, token); |
|
} else if (token.type === Tokenizer.START_TAG_TOKEN) { |
|
startTagInForeignContent(this, token); |
|
} else if (token.type === Tokenizer.END_TAG_TOKEN) { |
|
endTagInForeignContent(this, token); |
|
} |
|
} |
|
|
|
_processInputToken(token) { |
|
if (this._shouldProcessTokenInForeignContent(token)) { |
|
this._processTokenInForeignContent(token); |
|
} else { |
|
this._processToken(token); |
|
} |
|
|
|
if (token.type === Tokenizer.START_TAG_TOKEN && token.selfClosing && !token.ackSelfClosing) { |
|
this._err(ERR.nonVoidHtmlElementStartTagWithTrailingSolidus); |
|
} |
|
} |
|
|
|
//Integration points |
|
_isIntegrationPoint(element, foreignNS) { |
|
const tn = this.treeAdapter.getTagName(element); |
|
const ns = this.treeAdapter.getNamespaceURI(element); |
|
const attrs = this.treeAdapter.getAttrList(element); |
|
|
|
return foreignContent.isIntegrationPoint(tn, ns, attrs, foreignNS); |
|
} |
|
|
|
//Active formatting elements reconstruction |
|
_reconstructActiveFormattingElements() { |
|
const listLength = this.activeFormattingElements.length; |
|
|
|
if (listLength) { |
|
let unopenIdx = listLength; |
|
let entry = null; |
|
|
|
do { |
|
unopenIdx--; |
|
entry = this.activeFormattingElements.entries[unopenIdx]; |
|
|
|
if (entry.type === FormattingElementList.MARKER_ENTRY || this.openElements.contains(entry.element)) { |
|
unopenIdx++; |
|
break; |
|
} |
|
} while (unopenIdx > 0); |
|
|
|
for (let i = unopenIdx; i < listLength; i++) { |
|
entry = this.activeFormattingElements.entries[i]; |
|
this._insertElement(entry.token, this.treeAdapter.getNamespaceURI(entry.element)); |
|
entry.element = this.openElements.current; |
|
} |
|
} |
|
} |
|
|
|
//Close elements |
|
_closeTableCell() { |
|
this.openElements.generateImpliedEndTags(); |
|
this.openElements.popUntilTableCellPopped(); |
|
this.activeFormattingElements.clearToLastMarker(); |
|
this.insertionMode = IN_ROW_MODE; |
|
} |
|
|
|
_closePElement() { |
|
this.openElements.generateImpliedEndTagsWithExclusion($.P); |
|
this.openElements.popUntilTagNamePopped($.P); |
|
} |
|
|
|
//Insertion modes |
|
_resetInsertionMode() { |
|
for (let i = this.openElements.stackTop, last = false; i >= 0; i--) { |
|
let element = this.openElements.items[i]; |
|
|
|
if (i === 0) { |
|
last = true; |
|
|
|
if (this.fragmentContext) { |
|
element = this.fragmentContext; |
|
} |
|
} |
|
|
|
const tn = this.treeAdapter.getTagName(element); |
|
const newInsertionMode = INSERTION_MODE_RESET_MAP[tn]; |
|
|
|
if (newInsertionMode) { |
|
this.insertionMode = newInsertionMode; |
|
break; |
|
} else if (!last && (tn === $.TD || tn === $.TH)) { |
|
this.insertionMode = IN_CELL_MODE; |
|
break; |
|
} else if (!last && tn === $.HEAD) { |
|
this.insertionMode = IN_HEAD_MODE; |
|
break; |
|
} else if (tn === $.SELECT) { |
|
this._resetInsertionModeForSelect(i); |
|
break; |
|
} else if (tn === $.TEMPLATE) { |
|
this.insertionMode = this.currentTmplInsertionMode; |
|
break; |
|
} else if (tn === $.HTML) { |
|
this.insertionMode = this.headElement ? AFTER_HEAD_MODE : BEFORE_HEAD_MODE; |
|
break; |
|
} else if (last) { |
|
this.insertionMode = IN_BODY_MODE; |
|
break; |
|
} |
|
} |
|
} |
|
|
|
_resetInsertionModeForSelect(selectIdx) { |
|
if (selectIdx > 0) { |
|
for (let i = selectIdx - 1; i > 0; i--) { |
|
const ancestor = this.openElements.items[i]; |
|
const tn = this.treeAdapter.getTagName(ancestor); |
|
|
|
if (tn === $.TEMPLATE) { |
|
break; |
|
} else if (tn === $.TABLE) { |
|
this.insertionMode = IN_SELECT_IN_TABLE_MODE; |
|
return; |
|
} |
|
} |
|
} |
|
|
|
this.insertionMode = IN_SELECT_MODE; |
|
} |
|
|
|
_pushTmplInsertionMode(mode) { |
|
this.tmplInsertionModeStack.push(mode); |
|
this.tmplInsertionModeStackTop++; |
|
this.currentTmplInsertionMode = mode; |
|
} |
|
|
|
_popTmplInsertionMode() { |
|
this.tmplInsertionModeStack.pop(); |
|
this.tmplInsertionModeStackTop--; |
|
this.currentTmplInsertionMode = this.tmplInsertionModeStack[this.tmplInsertionModeStackTop]; |
|
} |
|
|
|
//Foster parenting |
|
_isElementCausesFosterParenting(element) { |
|
const tn = this.treeAdapter.getTagName(element); |
|
|
|
return tn === $.TABLE || tn === $.TBODY || tn === $.TFOOT || tn === $.THEAD || tn === $.TR; |
|
} |
|
|
|
_shouldFosterParentOnInsertion() { |
|
return this.fosterParentingEnabled && this._isElementCausesFosterParenting(this.openElements.current); |
|
} |
|
|
|
_findFosterParentingLocation() { |
|
const location = { |
|
parent: null, |
|
beforeElement: null |
|
}; |
|
|
|
for (let i = this.openElements.stackTop; i >= 0; i--) { |
|
const openElement = this.openElements.items[i]; |
|
const tn = this.treeAdapter.getTagName(openElement); |
|
const ns = this.treeAdapter.getNamespaceURI(openElement); |
|
|
|
if (tn === $.TEMPLATE && ns === NS.HTML) { |
|
location.parent = this.treeAdapter.getTemplateContent(openElement); |
|
break; |
|
} else if (tn === $.TABLE) { |
|
location.parent = this.treeAdapter.getParentNode(openElement); |
|
|
|
if (location.parent) { |
|
location.beforeElement = openElement; |
|
} else { |
|
location.parent = this.openElements.items[i - 1]; |
|
} |
|
|
|
break; |
|
} |
|
} |
|
|
|
if (!location.parent) { |
|
location.parent = this.openElements.items[0]; |
|
} |
|
|
|
return location; |
|
} |
|
|
|
_fosterParentElement(element) { |
|
const location = this._findFosterParentingLocation(); |
|
|
|
if (location.beforeElement) { |
|
this.treeAdapter.insertBefore(location.parent, element, location.beforeElement); |
|
} else { |
|
this.treeAdapter.appendChild(location.parent, element); |
|
} |
|
} |
|
|
|
_fosterParentText(chars) { |
|
const location = this._findFosterParentingLocation(); |
|
|
|
if (location.beforeElement) { |
|
this.treeAdapter.insertTextBefore(location.parent, chars, location.beforeElement); |
|
} else { |
|
this.treeAdapter.insertText(location.parent, chars); |
|
} |
|
} |
|
|
|
//Special elements |
|
_isSpecialElement(element) { |
|
const tn = this.treeAdapter.getTagName(element); |
|
const ns = this.treeAdapter.getNamespaceURI(element); |
|
|
|
return HTML.SPECIAL_ELEMENTS[ns][tn]; |
|
} |
|
} |
|
|
|
module.exports = Parser; |
|
|
|
//Adoption agency algorithm |
|
//(see: http://www.whatwg.org/specs/web-apps/current-work/multipage/tree-construction.html#adoptionAgency) |
|
//------------------------------------------------------------------ |
|
|
|
//Steps 5-8 of the algorithm |
|
function aaObtainFormattingElementEntry(p, token) { |
|
let formattingElementEntry = p.activeFormattingElements.getElementEntryInScopeWithTagName(token.tagName); |
|
|
|
if (formattingElementEntry) { |
|
if (!p.openElements.contains(formattingElementEntry.element)) { |
|
p.activeFormattingElements.removeEntry(formattingElementEntry); |
|
formattingElementEntry = null; |
|
} else if (!p.openElements.hasInScope(token.tagName)) { |
|
formattingElementEntry = null; |
|
} |
|
} else { |
|
genericEndTagInBody(p, token); |
|
} |
|
|
|
return formattingElementEntry; |
|
} |
|
|
|
//Steps 9 and 10 of the algorithm |
|
function aaObtainFurthestBlock(p, formattingElementEntry) { |
|
let furthestBlock = null; |
|
|
|
for (let i = p.openElements.stackTop; i >= 0; i--) { |
|
const element = p.openElements.items[i]; |
|
|
|
if (element === formattingElementEntry.element) { |
|
break; |
|
} |
|
|
|
if (p._isSpecialElement(element)) { |
|
furthestBlock = element; |
|
} |
|
} |
|
|
|
if (!furthestBlock) { |
|
p.openElements.popUntilElementPopped(formattingElementEntry.element); |
|
p.activeFormattingElements.removeEntry(formattingElementEntry); |
|
} |
|
|
|
return furthestBlock; |
|
} |
|
|
|
//Step 13 of the algorithm |
|
function aaInnerLoop(p, furthestBlock, formattingElement) { |
|
let lastElement = furthestBlock; |
|
let nextElement = p.openElements.getCommonAncestor(furthestBlock); |
|
|
|
for (let i = 0, element = nextElement; element !== formattingElement; i++, element = nextElement) { |
|
//NOTE: store next element for the next loop iteration (it may be deleted from the stack by step 9.5) |
|
nextElement = p.openElements.getCommonAncestor(element); |
|
|
|
const elementEntry = p.activeFormattingElements.getElementEntry(element); |
|
const counterOverflow = elementEntry && i >= AA_INNER_LOOP_ITER; |
|
const shouldRemoveFromOpenElements = !elementEntry || counterOverflow; |
|
|
|
if (shouldRemoveFromOpenElements) { |
|
if (counterOverflow) { |
|
p.activeFormattingElements.removeEntry(elementEntry); |
|
} |
|
|
|
p.openElements.remove(element); |
|
} else { |
|
element = aaRecreateElementFromEntry(p, elementEntry); |
|
|
|
if (lastElement === furthestBlock) { |
|
p.activeFormattingElements.bookmark = elementEntry; |
|
} |
|
|
|
p.treeAdapter.detachNode(lastElement); |
|
p.treeAdapter.appendChild(element, lastElement); |
|
lastElement = element; |
|
} |
|
} |
|
|
|
return lastElement; |
|
} |
|
|
|
//Step 13.7 of the algorithm |
|
function aaRecreateElementFromEntry(p, elementEntry) { |
|
const ns = p.treeAdapter.getNamespaceURI(elementEntry.element); |
|
const newElement = p.treeAdapter.createElement(elementEntry.token.tagName, ns, elementEntry.token.attrs); |
|
|
|
p.openElements.replace(elementEntry.element, newElement); |
|
elementEntry.element = newElement; |
|
|
|
return newElement; |
|
} |
|
|
|
//Step 14 of the algorithm |
|
function aaInsertLastNodeInCommonAncestor(p, commonAncestor, lastElement) { |
|
if (p._isElementCausesFosterParenting(commonAncestor)) { |
|
p._fosterParentElement(lastElement); |
|
} else { |
|
const tn = p.treeAdapter.getTagName(commonAncestor); |
|
const ns = p.treeAdapter.getNamespaceURI(commonAncestor); |
|
|
|
if (tn === $.TEMPLATE && ns === NS.HTML) { |
|
commonAncestor = p.treeAdapter.getTemplateContent(commonAncestor); |
|
} |
|
|
|
p.treeAdapter.appendChild(commonAncestor, lastElement); |
|
} |
|
} |
|
|
|
//Steps 15-19 of the algorithm |
|
function aaReplaceFormattingElement(p, furthestBlock, formattingElementEntry) { |
|
const ns = p.treeAdapter.getNamespaceURI(formattingElementEntry.element); |
|
const token = formattingElementEntry.token; |
|
const newElement = p.treeAdapter.createElement(token.tagName, ns, token.attrs); |
|
|
|
p._adoptNodes(furthestBlock, newElement); |
|
p.treeAdapter.appendChild(furthestBlock, newElement); |
|
|
|
p.activeFormattingElements.insertElementAfterBookmark(newElement, formattingElementEntry.token); |
|
p.activeFormattingElements.removeEntry(formattingElementEntry); |
|
|
|
p.openElements.remove(formattingElementEntry.element); |
|
p.openElements.insertAfter(furthestBlock, newElement); |
|
} |
|
|
|
//Algorithm entry point |
|
function callAdoptionAgency(p, token) { |
|
let formattingElementEntry; |
|
|
|
for (let i = 0; i < AA_OUTER_LOOP_ITER; i++) { |
|
formattingElementEntry = aaObtainFormattingElementEntry(p, token, formattingElementEntry); |
|
|
|
if (!formattingElementEntry) { |
|
break; |
|
} |
|
|
|
const furthestBlock = aaObtainFurthestBlock(p, formattingElementEntry); |
|
|
|
if (!furthestBlock) { |
|
break; |
|
} |
|
|
|
p.activeFormattingElements.bookmark = formattingElementEntry; |
|
|
|
const lastElement = aaInnerLoop(p, furthestBlock, formattingElementEntry.element); |
|
const commonAncestor = p.openElements.getCommonAncestor(formattingElementEntry.element); |
|
|
|
p.treeAdapter.detachNode(lastElement); |
|
aaInsertLastNodeInCommonAncestor(p, commonAncestor, lastElement); |
|
aaReplaceFormattingElement(p, furthestBlock, formattingElementEntry); |
|
} |
|
} |
|
|
|
//Generic token handlers |
|
//------------------------------------------------------------------ |
|
function ignoreToken() { |
|
//NOTE: do nothing =) |
|
} |
|
|
|
function misplacedDoctype(p) { |
|
p._err(ERR.misplacedDoctype); |
|
} |
|
|
|
function appendComment(p, token) { |
|
p._appendCommentNode(token, p.openElements.currentTmplContent || p.openElements.current); |
|
} |
|
|
|
function appendCommentToRootHtmlElement(p, token) { |
|
p._appendCommentNode(token, p.openElements.items[0]); |
|
} |
|
|
|
function appendCommentToDocument(p, token) { |
|
p._appendCommentNode(token, p.document); |
|
} |
|
|
|
function insertCharacters(p, token) { |
|
p._insertCharacters(token); |
|
} |
|
|
|
function stopParsing(p) { |
|
p.stopped = true; |
|
} |
|
|
|
// The "initial" insertion mode |
|
//------------------------------------------------------------------ |
|
function doctypeInInitialMode(p, token) { |
|
p._setDocumentType(token); |
|
|
|
const mode = token.forceQuirks ? HTML.DOCUMENT_MODE.QUIRKS : doctype.getDocumentMode(token); |
|
|
|
if (!doctype.isConforming(token)) { |
|
p._err(ERR.nonConformingDoctype); |
|
} |
|
|
|
p.treeAdapter.setDocumentMode(p.document, mode); |
|
|
|
p.insertionMode = BEFORE_HTML_MODE; |
|
} |
|
|
|
function tokenInInitialMode(p, token) { |
|
p._err(ERR.missingDoctype, { beforeToken: true }); |
|
p.treeAdapter.setDocumentMode(p.document, HTML.DOCUMENT_MODE.QUIRKS); |
|
p.insertionMode = BEFORE_HTML_MODE; |
|
p._processToken(token); |
|
} |
|
|
|
// The "before html" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagBeforeHtml(p, token) { |
|
if (token.tagName === $.HTML) { |
|
p._insertElement(token, NS.HTML); |
|
p.insertionMode = BEFORE_HEAD_MODE; |
|
} else { |
|
tokenBeforeHtml(p, token); |
|
} |
|
} |
|
|
|
function endTagBeforeHtml(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HTML || tn === $.HEAD || tn === $.BODY || tn === $.BR) { |
|
tokenBeforeHtml(p, token); |
|
} |
|
} |
|
|
|
function tokenBeforeHtml(p, token) { |
|
p._insertFakeRootElement(); |
|
p.insertionMode = BEFORE_HEAD_MODE; |
|
p._processToken(token); |
|
} |
|
|
|
// The "before head" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagBeforeHead(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HTML) { |
|
startTagInBody(p, token); |
|
} else if (tn === $.HEAD) { |
|
p._insertElement(token, NS.HTML); |
|
p.headElement = p.openElements.current; |
|
p.insertionMode = IN_HEAD_MODE; |
|
} else { |
|
tokenBeforeHead(p, token); |
|
} |
|
} |
|
|
|
function endTagBeforeHead(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HEAD || tn === $.BODY || tn === $.HTML || tn === $.BR) { |
|
tokenBeforeHead(p, token); |
|
} else { |
|
p._err(ERR.endTagWithoutMatchingOpenElement); |
|
} |
|
} |
|
|
|
function tokenBeforeHead(p, token) { |
|
p._insertFakeElement($.HEAD); |
|
p.headElement = p.openElements.current; |
|
p.insertionMode = IN_HEAD_MODE; |
|
p._processToken(token); |
|
} |
|
|
|
// The "in head" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInHead(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HTML) { |
|
startTagInBody(p, token); |
|
} else if (tn === $.BASE || tn === $.BASEFONT || tn === $.BGSOUND || tn === $.LINK || tn === $.META) { |
|
p._appendElement(token, NS.HTML); |
|
token.ackSelfClosing = true; |
|
} else if (tn === $.TITLE) { |
|
p._switchToTextParsing(token, Tokenizer.MODE.RCDATA); |
|
} else if (tn === $.NOSCRIPT) { |
|
if (p.options.scriptingEnabled) { |
|
p._switchToTextParsing(token, Tokenizer.MODE.RAWTEXT); |
|
} else { |
|
p._insertElement(token, NS.HTML); |
|
p.insertionMode = IN_HEAD_NO_SCRIPT_MODE; |
|
} |
|
} else if (tn === $.NOFRAMES || tn === $.STYLE) { |
|
p._switchToTextParsing(token, Tokenizer.MODE.RAWTEXT); |
|
} else if (tn === $.SCRIPT) { |
|
p._switchToTextParsing(token, Tokenizer.MODE.SCRIPT_DATA); |
|
} else if (tn === $.TEMPLATE) { |
|
p._insertTemplate(token, NS.HTML); |
|
p.activeFormattingElements.insertMarker(); |
|
p.framesetOk = false; |
|
p.insertionMode = IN_TEMPLATE_MODE; |
|
p._pushTmplInsertionMode(IN_TEMPLATE_MODE); |
|
} else if (tn === $.HEAD) { |
|
p._err(ERR.misplacedStartTagForHeadElement); |
|
} else { |
|
tokenInHead(p, token); |
|
} |
|
} |
|
|
|
function endTagInHead(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HEAD) { |
|
p.openElements.pop(); |
|
p.insertionMode = AFTER_HEAD_MODE; |
|
} else if (tn === $.BODY || tn === $.BR || tn === $.HTML) { |
|
tokenInHead(p, token); |
|
} else if (tn === $.TEMPLATE) { |
|
if (p.openElements.tmplCount > 0) { |
|
p.openElements.generateImpliedEndTagsThoroughly(); |
|
|
|
if (p.openElements.currentTagName !== $.TEMPLATE) { |
|
p._err(ERR.closingOfElementWithOpenChildElements); |
|
} |
|
|
|
p.openElements.popUntilTagNamePopped($.TEMPLATE); |
|
p.activeFormattingElements.clearToLastMarker(); |
|
p._popTmplInsertionMode(); |
|
p._resetInsertionMode(); |
|
} else { |
|
p._err(ERR.endTagWithoutMatchingOpenElement); |
|
} |
|
} else { |
|
p._err(ERR.endTagWithoutMatchingOpenElement); |
|
} |
|
} |
|
|
|
function tokenInHead(p, token) { |
|
p.openElements.pop(); |
|
p.insertionMode = AFTER_HEAD_MODE; |
|
p._processToken(token); |
|
} |
|
|
|
// The "in head no script" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInHeadNoScript(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HTML) { |
|
startTagInBody(p, token); |
|
} else if ( |
|
tn === $.BASEFONT || |
|
tn === $.BGSOUND || |
|
tn === $.HEAD || |
|
tn === $.LINK || |
|
tn === $.META || |
|
tn === $.NOFRAMES || |
|
tn === $.STYLE |
|
) { |
|
startTagInHead(p, token); |
|
} else if (tn === $.NOSCRIPT) { |
|
p._err(ERR.nestedNoscriptInHead); |
|
} else { |
|
tokenInHeadNoScript(p, token); |
|
} |
|
} |
|
|
|
function endTagInHeadNoScript(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.NOSCRIPT) { |
|
p.openElements.pop(); |
|
p.insertionMode = IN_HEAD_MODE; |
|
} else if (tn === $.BR) { |
|
tokenInHeadNoScript(p, token); |
|
} else { |
|
p._err(ERR.endTagWithoutMatchingOpenElement); |
|
} |
|
} |
|
|
|
function tokenInHeadNoScript(p, token) { |
|
const errCode = |
|
token.type === Tokenizer.EOF_TOKEN ? ERR.openElementsLeftAfterEof : ERR.disallowedContentInNoscriptInHead; |
|
|
|
p._err(errCode); |
|
p.openElements.pop(); |
|
p.insertionMode = IN_HEAD_MODE; |
|
p._processToken(token); |
|
} |
|
|
|
// The "after head" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagAfterHead(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HTML) { |
|
startTagInBody(p, token); |
|
} else if (tn === $.BODY) { |
|
p._insertElement(token, NS.HTML); |
|
p.framesetOk = false; |
|
p.insertionMode = IN_BODY_MODE; |
|
} else if (tn === $.FRAMESET) { |
|
p._insertElement(token, NS.HTML); |
|
p.insertionMode = IN_FRAMESET_MODE; |
|
} else if ( |
|
tn === $.BASE || |
|
tn === $.BASEFONT || |
|
tn === $.BGSOUND || |
|
tn === $.LINK || |
|
tn === $.META || |
|
tn === $.NOFRAMES || |
|
tn === $.SCRIPT || |
|
tn === $.STYLE || |
|
tn === $.TEMPLATE || |
|
tn === $.TITLE |
|
) { |
|
p._err(ERR.abandonedHeadElementChild); |
|
p.openElements.push(p.headElement); |
|
startTagInHead(p, token); |
|
p.openElements.remove(p.headElement); |
|
} else if (tn === $.HEAD) { |
|
p._err(ERR.misplacedStartTagForHeadElement); |
|
} else { |
|
tokenAfterHead(p, token); |
|
} |
|
} |
|
|
|
function endTagAfterHead(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.BODY || tn === $.HTML || tn === $.BR) { |
|
tokenAfterHead(p, token); |
|
} else if (tn === $.TEMPLATE) { |
|
endTagInHead(p, token); |
|
} else { |
|
p._err(ERR.endTagWithoutMatchingOpenElement); |
|
} |
|
} |
|
|
|
function tokenAfterHead(p, token) { |
|
p._insertFakeElement($.BODY); |
|
p.insertionMode = IN_BODY_MODE; |
|
p._processToken(token); |
|
} |
|
|
|
// The "in body" insertion mode |
|
//------------------------------------------------------------------ |
|
function whitespaceCharacterInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
p._insertCharacters(token); |
|
} |
|
|
|
function characterInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
p._insertCharacters(token); |
|
p.framesetOk = false; |
|
} |
|
|
|
function htmlStartTagInBody(p, token) { |
|
if (p.openElements.tmplCount === 0) { |
|
p.treeAdapter.adoptAttributes(p.openElements.items[0], token.attrs); |
|
} |
|
} |
|
|
|
function bodyStartTagInBody(p, token) { |
|
const bodyElement = p.openElements.tryPeekProperlyNestedBodyElement(); |
|
|
|
if (bodyElement && p.openElements.tmplCount === 0) { |
|
p.framesetOk = false; |
|
p.treeAdapter.adoptAttributes(bodyElement, token.attrs); |
|
} |
|
} |
|
|
|
function framesetStartTagInBody(p, token) { |
|
const bodyElement = p.openElements.tryPeekProperlyNestedBodyElement(); |
|
|
|
if (p.framesetOk && bodyElement) { |
|
p.treeAdapter.detachNode(bodyElement); |
|
p.openElements.popAllUpToHtmlElement(); |
|
p._insertElement(token, NS.HTML); |
|
p.insertionMode = IN_FRAMESET_MODE; |
|
} |
|
} |
|
|
|
function addressStartTagInBody(p, token) { |
|
if (p.openElements.hasInButtonScope($.P)) { |
|
p._closePElement(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
} |
|
|
|
function numberedHeaderStartTagInBody(p, token) { |
|
if (p.openElements.hasInButtonScope($.P)) { |
|
p._closePElement(); |
|
} |
|
|
|
const tn = p.openElements.currentTagName; |
|
|
|
if (tn === $.H1 || tn === $.H2 || tn === $.H3 || tn === $.H4 || tn === $.H5 || tn === $.H6) { |
|
p.openElements.pop(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
} |
|
|
|
function preStartTagInBody(p, token) { |
|
if (p.openElements.hasInButtonScope($.P)) { |
|
p._closePElement(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
//NOTE: If the next token is a U+000A LINE FEED (LF) character token, then ignore that token and move |
|
//on to the next one. (Newlines at the start of pre blocks are ignored as an authoring convenience.) |
|
p.skipNextNewLine = true; |
|
p.framesetOk = false; |
|
} |
|
|
|
function formStartTagInBody(p, token) { |
|
const inTemplate = p.openElements.tmplCount > 0; |
|
|
|
if (!p.formElement || inTemplate) { |
|
if (p.openElements.hasInButtonScope($.P)) { |
|
p._closePElement(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
|
|
if (!inTemplate) { |
|
p.formElement = p.openElements.current; |
|
} |
|
} |
|
} |
|
|
|
function listItemStartTagInBody(p, token) { |
|
p.framesetOk = false; |
|
|
|
const tn = token.tagName; |
|
|
|
for (let i = p.openElements.stackTop; i >= 0; i--) { |
|
const element = p.openElements.items[i]; |
|
const elementTn = p.treeAdapter.getTagName(element); |
|
let closeTn = null; |
|
|
|
if (tn === $.LI && elementTn === $.LI) { |
|
closeTn = $.LI; |
|
} else if ((tn === $.DD || tn === $.DT) && (elementTn === $.DD || elementTn === $.DT)) { |
|
closeTn = elementTn; |
|
} |
|
|
|
if (closeTn) { |
|
p.openElements.generateImpliedEndTagsWithExclusion(closeTn); |
|
p.openElements.popUntilTagNamePopped(closeTn); |
|
break; |
|
} |
|
|
|
if (elementTn !== $.ADDRESS && elementTn !== $.DIV && elementTn !== $.P && p._isSpecialElement(element)) { |
|
break; |
|
} |
|
} |
|
|
|
if (p.openElements.hasInButtonScope($.P)) { |
|
p._closePElement(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
} |
|
|
|
function plaintextStartTagInBody(p, token) { |
|
if (p.openElements.hasInButtonScope($.P)) { |
|
p._closePElement(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
p.tokenizer.state = Tokenizer.MODE.PLAINTEXT; |
|
} |
|
|
|
function buttonStartTagInBody(p, token) { |
|
if (p.openElements.hasInScope($.BUTTON)) { |
|
p.openElements.generateImpliedEndTags(); |
|
p.openElements.popUntilTagNamePopped($.BUTTON); |
|
} |
|
|
|
p._reconstructActiveFormattingElements(); |
|
p._insertElement(token, NS.HTML); |
|
p.framesetOk = false; |
|
} |
|
|
|
function aStartTagInBody(p, token) { |
|
const activeElementEntry = p.activeFormattingElements.getElementEntryInScopeWithTagName($.A); |
|
|
|
if (activeElementEntry) { |
|
callAdoptionAgency(p, token); |
|
p.openElements.remove(activeElementEntry.element); |
|
p.activeFormattingElements.removeEntry(activeElementEntry); |
|
} |
|
|
|
p._reconstructActiveFormattingElements(); |
|
p._insertElement(token, NS.HTML); |
|
p.activeFormattingElements.pushElement(p.openElements.current, token); |
|
} |
|
|
|
function bStartTagInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
p._insertElement(token, NS.HTML); |
|
p.activeFormattingElements.pushElement(p.openElements.current, token); |
|
} |
|
|
|
function nobrStartTagInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
|
|
if (p.openElements.hasInScope($.NOBR)) { |
|
callAdoptionAgency(p, token); |
|
p._reconstructActiveFormattingElements(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
p.activeFormattingElements.pushElement(p.openElements.current, token); |
|
} |
|
|
|
function appletStartTagInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
p._insertElement(token, NS.HTML); |
|
p.activeFormattingElements.insertMarker(); |
|
p.framesetOk = false; |
|
} |
|
|
|
function tableStartTagInBody(p, token) { |
|
if ( |
|
p.treeAdapter.getDocumentMode(p.document) !== HTML.DOCUMENT_MODE.QUIRKS && |
|
p.openElements.hasInButtonScope($.P) |
|
) { |
|
p._closePElement(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
p.framesetOk = false; |
|
p.insertionMode = IN_TABLE_MODE; |
|
} |
|
|
|
function areaStartTagInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
p._appendElement(token, NS.HTML); |
|
p.framesetOk = false; |
|
token.ackSelfClosing = true; |
|
} |
|
|
|
function inputStartTagInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
p._appendElement(token, NS.HTML); |
|
|
|
const inputType = Tokenizer.getTokenAttr(token, ATTRS.TYPE); |
|
|
|
if (!inputType || inputType.toLowerCase() !== HIDDEN_INPUT_TYPE) { |
|
p.framesetOk = false; |
|
} |
|
|
|
token.ackSelfClosing = true; |
|
} |
|
|
|
function paramStartTagInBody(p, token) { |
|
p._appendElement(token, NS.HTML); |
|
token.ackSelfClosing = true; |
|
} |
|
|
|
function hrStartTagInBody(p, token) { |
|
if (p.openElements.hasInButtonScope($.P)) { |
|
p._closePElement(); |
|
} |
|
|
|
p._appendElement(token, NS.HTML); |
|
p.framesetOk = false; |
|
token.ackSelfClosing = true; |
|
} |
|
|
|
function imageStartTagInBody(p, token) { |
|
token.tagName = $.IMG; |
|
areaStartTagInBody(p, token); |
|
} |
|
|
|
function textareaStartTagInBody(p, token) { |
|
p._insertElement(token, NS.HTML); |
|
//NOTE: If the next token is a U+000A LINE FEED (LF) character token, then ignore that token and move |
|
//on to the next one. (Newlines at the start of textarea elements are ignored as an authoring convenience.) |
|
p.skipNextNewLine = true; |
|
p.tokenizer.state = Tokenizer.MODE.RCDATA; |
|
p.originalInsertionMode = p.insertionMode; |
|
p.framesetOk = false; |
|
p.insertionMode = TEXT_MODE; |
|
} |
|
|
|
function xmpStartTagInBody(p, token) { |
|
if (p.openElements.hasInButtonScope($.P)) { |
|
p._closePElement(); |
|
} |
|
|
|
p._reconstructActiveFormattingElements(); |
|
p.framesetOk = false; |
|
p._switchToTextParsing(token, Tokenizer.MODE.RAWTEXT); |
|
} |
|
|
|
function iframeStartTagInBody(p, token) { |
|
p.framesetOk = false; |
|
p._switchToTextParsing(token, Tokenizer.MODE.RAWTEXT); |
|
} |
|
|
|
//NOTE: here we assume that we always act as an user agent with enabled plugins, so we parse |
|
//<noembed> as a rawtext. |
|
function noembedStartTagInBody(p, token) { |
|
p._switchToTextParsing(token, Tokenizer.MODE.RAWTEXT); |
|
} |
|
|
|
function selectStartTagInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
p._insertElement(token, NS.HTML); |
|
p.framesetOk = false; |
|
|
|
if ( |
|
p.insertionMode === IN_TABLE_MODE || |
|
p.insertionMode === IN_CAPTION_MODE || |
|
p.insertionMode === IN_TABLE_BODY_MODE || |
|
p.insertionMode === IN_ROW_MODE || |
|
p.insertionMode === IN_CELL_MODE |
|
) { |
|
p.insertionMode = IN_SELECT_IN_TABLE_MODE; |
|
} else { |
|
p.insertionMode = IN_SELECT_MODE; |
|
} |
|
} |
|
|
|
function optgroupStartTagInBody(p, token) { |
|
if (p.openElements.currentTagName === $.OPTION) { |
|
p.openElements.pop(); |
|
} |
|
|
|
p._reconstructActiveFormattingElements(); |
|
p._insertElement(token, NS.HTML); |
|
} |
|
|
|
function rbStartTagInBody(p, token) { |
|
if (p.openElements.hasInScope($.RUBY)) { |
|
p.openElements.generateImpliedEndTags(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
} |
|
|
|
function rtStartTagInBody(p, token) { |
|
if (p.openElements.hasInScope($.RUBY)) { |
|
p.openElements.generateImpliedEndTagsWithExclusion($.RTC); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
} |
|
|
|
function menuStartTagInBody(p, token) { |
|
if (p.openElements.hasInButtonScope($.P)) { |
|
p._closePElement(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
} |
|
|
|
function mathStartTagInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
|
|
foreignContent.adjustTokenMathMLAttrs(token); |
|
foreignContent.adjustTokenXMLAttrs(token); |
|
|
|
if (token.selfClosing) { |
|
p._appendElement(token, NS.MATHML); |
|
} else { |
|
p._insertElement(token, NS.MATHML); |
|
} |
|
|
|
token.ackSelfClosing = true; |
|
} |
|
|
|
function svgStartTagInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
|
|
foreignContent.adjustTokenSVGAttrs(token); |
|
foreignContent.adjustTokenXMLAttrs(token); |
|
|
|
if (token.selfClosing) { |
|
p._appendElement(token, NS.SVG); |
|
} else { |
|
p._insertElement(token, NS.SVG); |
|
} |
|
|
|
token.ackSelfClosing = true; |
|
} |
|
|
|
function genericStartTagInBody(p, token) { |
|
p._reconstructActiveFormattingElements(); |
|
p._insertElement(token, NS.HTML); |
|
} |
|
|
|
//OPTIMIZATION: Integer comparisons are low-cost, so we can use very fast tag name length filters here. |
|
//It's faster than using dictionary. |
|
function startTagInBody(p, token) { |
|
const tn = token.tagName; |
|
|
|
switch (tn.length) { |
|
case 1: |
|
if (tn === $.I || tn === $.S || tn === $.B || tn === $.U) { |
|
bStartTagInBody(p, token); |
|
} else if (tn === $.P) { |
|
addressStartTagInBody(p, token); |
|
} else if (tn === $.A) { |
|
aStartTagInBody(p, token); |
|
} else { |
|
genericStartTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 2: |
|
if (tn === $.DL || tn === $.OL || tn === $.UL) { |
|
addressStartTagInBody(p, token); |
|
} else if (tn === $.H1 || tn === $.H2 || tn === $.H3 || tn === $.H4 || tn === $.H5 || tn === $.H6) { |
|
numberedHeaderStartTagInBody(p, token); |
|
} else if (tn === $.LI || tn === $.DD || tn === $.DT) { |
|
listItemStartTagInBody(p, token); |
|
} else if (tn === $.EM || tn === $.TT) { |
|
bStartTagInBody(p, token); |
|
} else if (tn === $.BR) { |
|
areaStartTagInBody(p, token); |
|
} else if (tn === $.HR) { |
|
hrStartTagInBody(p, token); |
|
} else if (tn === $.RB) { |
|
rbStartTagInBody(p, token); |
|
} else if (tn === $.RT || tn === $.RP) { |
|
rtStartTagInBody(p, token); |
|
} else if (tn !== $.TH && tn !== $.TD && tn !== $.TR) { |
|
genericStartTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 3: |
|
if (tn === $.DIV || tn === $.DIR || tn === $.NAV) { |
|
addressStartTagInBody(p, token); |
|
} else if (tn === $.PRE) { |
|
preStartTagInBody(p, token); |
|
} else if (tn === $.BIG) { |
|
bStartTagInBody(p, token); |
|
} else if (tn === $.IMG || tn === $.WBR) { |
|
areaStartTagInBody(p, token); |
|
} else if (tn === $.XMP) { |
|
xmpStartTagInBody(p, token); |
|
} else if (tn === $.SVG) { |
|
svgStartTagInBody(p, token); |
|
} else if (tn === $.RTC) { |
|
rbStartTagInBody(p, token); |
|
} else if (tn !== $.COL) { |
|
genericStartTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 4: |
|
if (tn === $.HTML) { |
|
htmlStartTagInBody(p, token); |
|
} else if (tn === $.BASE || tn === $.LINK || tn === $.META) { |
|
startTagInHead(p, token); |
|
} else if (tn === $.BODY) { |
|
bodyStartTagInBody(p, token); |
|
} else if (tn === $.MAIN || tn === $.MENU) { |
|
addressStartTagInBody(p, token); |
|
} else if (tn === $.FORM) { |
|
formStartTagInBody(p, token); |
|
} else if (tn === $.CODE || tn === $.FONT) { |
|
bStartTagInBody(p, token); |
|
} else if (tn === $.NOBR) { |
|
nobrStartTagInBody(p, token); |
|
} else if (tn === $.AREA) { |
|
areaStartTagInBody(p, token); |
|
} else if (tn === $.MATH) { |
|
mathStartTagInBody(p, token); |
|
} else if (tn === $.MENU) { |
|
menuStartTagInBody(p, token); |
|
} else if (tn !== $.HEAD) { |
|
genericStartTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 5: |
|
if (tn === $.STYLE || tn === $.TITLE) { |
|
startTagInHead(p, token); |
|
} else if (tn === $.ASIDE) { |
|
addressStartTagInBody(p, token); |
|
} else if (tn === $.SMALL) { |
|
bStartTagInBody(p, token); |
|
} else if (tn === $.TABLE) { |
|
tableStartTagInBody(p, token); |
|
} else if (tn === $.EMBED) { |
|
areaStartTagInBody(p, token); |
|
} else if (tn === $.INPUT) { |
|
inputStartTagInBody(p, token); |
|
} else if (tn === $.PARAM || tn === $.TRACK) { |
|
paramStartTagInBody(p, token); |
|
} else if (tn === $.IMAGE) { |
|
imageStartTagInBody(p, token); |
|
} else if (tn !== $.FRAME && tn !== $.TBODY && tn !== $.TFOOT && tn !== $.THEAD) { |
|
genericStartTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 6: |
|
if (tn === $.SCRIPT) { |
|
startTagInHead(p, token); |
|
} else if ( |
|
tn === $.CENTER || |
|
tn === $.FIGURE || |
|
tn === $.FOOTER || |
|
tn === $.HEADER || |
|
tn === $.HGROUP || |
|
tn === $.DIALOG |
|
) { |
|
addressStartTagInBody(p, token); |
|
} else if (tn === $.BUTTON) { |
|
buttonStartTagInBody(p, token); |
|
} else if (tn === $.STRIKE || tn === $.STRONG) { |
|
bStartTagInBody(p, token); |
|
} else if (tn === $.APPLET || tn === $.OBJECT) { |
|
appletStartTagInBody(p, token); |
|
} else if (tn === $.KEYGEN) { |
|
areaStartTagInBody(p, token); |
|
} else if (tn === $.SOURCE) { |
|
paramStartTagInBody(p, token); |
|
} else if (tn === $.IFRAME) { |
|
iframeStartTagInBody(p, token); |
|
} else if (tn === $.SELECT) { |
|
selectStartTagInBody(p, token); |
|
} else if (tn === $.OPTION) { |
|
optgroupStartTagInBody(p, token); |
|
} else { |
|
genericStartTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 7: |
|
if (tn === $.BGSOUND) { |
|
startTagInHead(p, token); |
|
} else if ( |
|
tn === $.DETAILS || |
|
tn === $.ADDRESS || |
|
tn === $.ARTICLE || |
|
tn === $.SECTION || |
|
tn === $.SUMMARY |
|
) { |
|
addressStartTagInBody(p, token); |
|
} else if (tn === $.LISTING) { |
|
preStartTagInBody(p, token); |
|
} else if (tn === $.MARQUEE) { |
|
appletStartTagInBody(p, token); |
|
} else if (tn === $.NOEMBED) { |
|
noembedStartTagInBody(p, token); |
|
} else if (tn !== $.CAPTION) { |
|
genericStartTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 8: |
|
if (tn === $.BASEFONT) { |
|
startTagInHead(p, token); |
|
} else if (tn === $.FRAMESET) { |
|
framesetStartTagInBody(p, token); |
|
} else if (tn === $.FIELDSET) { |
|
addressStartTagInBody(p, token); |
|
} else if (tn === $.TEXTAREA) { |
|
textareaStartTagInBody(p, token); |
|
} else if (tn === $.TEMPLATE) { |
|
startTagInHead(p, token); |
|
} else if (tn === $.NOSCRIPT) { |
|
if (p.options.scriptingEnabled) { |
|
noembedStartTagInBody(p, token); |
|
} else { |
|
genericStartTagInBody(p, token); |
|
} |
|
} else if (tn === $.OPTGROUP) { |
|
optgroupStartTagInBody(p, token); |
|
} else if (tn !== $.COLGROUP) { |
|
genericStartTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 9: |
|
if (tn === $.PLAINTEXT) { |
|
plaintextStartTagInBody(p, token); |
|
} else { |
|
genericStartTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 10: |
|
if (tn === $.BLOCKQUOTE || tn === $.FIGCAPTION) { |
|
addressStartTagInBody(p, token); |
|
} else { |
|
genericStartTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
default: |
|
genericStartTagInBody(p, token); |
|
} |
|
} |
|
|
|
function bodyEndTagInBody(p) { |
|
if (p.openElements.hasInScope($.BODY)) { |
|
p.insertionMode = AFTER_BODY_MODE; |
|
} |
|
} |
|
|
|
function htmlEndTagInBody(p, token) { |
|
if (p.openElements.hasInScope($.BODY)) { |
|
p.insertionMode = AFTER_BODY_MODE; |
|
p._processToken(token); |
|
} |
|
} |
|
|
|
function addressEndTagInBody(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (p.openElements.hasInScope(tn)) { |
|
p.openElements.generateImpliedEndTags(); |
|
p.openElements.popUntilTagNamePopped(tn); |
|
} |
|
} |
|
|
|
function formEndTagInBody(p) { |
|
const inTemplate = p.openElements.tmplCount > 0; |
|
const formElement = p.formElement; |
|
|
|
if (!inTemplate) { |
|
p.formElement = null; |
|
} |
|
|
|
if ((formElement || inTemplate) && p.openElements.hasInScope($.FORM)) { |
|
p.openElements.generateImpliedEndTags(); |
|
|
|
if (inTemplate) { |
|
p.openElements.popUntilTagNamePopped($.FORM); |
|
} else { |
|
p.openElements.remove(formElement); |
|
} |
|
} |
|
} |
|
|
|
function pEndTagInBody(p) { |
|
if (!p.openElements.hasInButtonScope($.P)) { |
|
p._insertFakeElement($.P); |
|
} |
|
|
|
p._closePElement(); |
|
} |
|
|
|
function liEndTagInBody(p) { |
|
if (p.openElements.hasInListItemScope($.LI)) { |
|
p.openElements.generateImpliedEndTagsWithExclusion($.LI); |
|
p.openElements.popUntilTagNamePopped($.LI); |
|
} |
|
} |
|
|
|
function ddEndTagInBody(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (p.openElements.hasInScope(tn)) { |
|
p.openElements.generateImpliedEndTagsWithExclusion(tn); |
|
p.openElements.popUntilTagNamePopped(tn); |
|
} |
|
} |
|
|
|
function numberedHeaderEndTagInBody(p) { |
|
if (p.openElements.hasNumberedHeaderInScope()) { |
|
p.openElements.generateImpliedEndTags(); |
|
p.openElements.popUntilNumberedHeaderPopped(); |
|
} |
|
} |
|
|
|
function appletEndTagInBody(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (p.openElements.hasInScope(tn)) { |
|
p.openElements.generateImpliedEndTags(); |
|
p.openElements.popUntilTagNamePopped(tn); |
|
p.activeFormattingElements.clearToLastMarker(); |
|
} |
|
} |
|
|
|
function brEndTagInBody(p) { |
|
p._reconstructActiveFormattingElements(); |
|
p._insertFakeElement($.BR); |
|
p.openElements.pop(); |
|
p.framesetOk = false; |
|
} |
|
|
|
function genericEndTagInBody(p, token) { |
|
const tn = token.tagName; |
|
|
|
for (let i = p.openElements.stackTop; i > 0; i--) { |
|
const element = p.openElements.items[i]; |
|
|
|
if (p.treeAdapter.getTagName(element) === tn) { |
|
p.openElements.generateImpliedEndTagsWithExclusion(tn); |
|
p.openElements.popUntilElementPopped(element); |
|
break; |
|
} |
|
|
|
if (p._isSpecialElement(element)) { |
|
break; |
|
} |
|
} |
|
} |
|
|
|
//OPTIMIZATION: Integer comparisons are low-cost, so we can use very fast tag name length filters here. |
|
//It's faster than using dictionary. |
|
function endTagInBody(p, token) { |
|
const tn = token.tagName; |
|
|
|
switch (tn.length) { |
|
case 1: |
|
if (tn === $.A || tn === $.B || tn === $.I || tn === $.S || tn === $.U) { |
|
callAdoptionAgency(p, token); |
|
} else if (tn === $.P) { |
|
pEndTagInBody(p, token); |
|
} else { |
|
genericEndTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 2: |
|
if (tn === $.DL || tn === $.UL || tn === $.OL) { |
|
addressEndTagInBody(p, token); |
|
} else if (tn === $.LI) { |
|
liEndTagInBody(p, token); |
|
} else if (tn === $.DD || tn === $.DT) { |
|
ddEndTagInBody(p, token); |
|
} else if (tn === $.H1 || tn === $.H2 || tn === $.H3 || tn === $.H4 || tn === $.H5 || tn === $.H6) { |
|
numberedHeaderEndTagInBody(p, token); |
|
} else if (tn === $.BR) { |
|
brEndTagInBody(p, token); |
|
} else if (tn === $.EM || tn === $.TT) { |
|
callAdoptionAgency(p, token); |
|
} else { |
|
genericEndTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 3: |
|
if (tn === $.BIG) { |
|
callAdoptionAgency(p, token); |
|
} else if (tn === $.DIR || tn === $.DIV || tn === $.NAV || tn === $.PRE) { |
|
addressEndTagInBody(p, token); |
|
} else { |
|
genericEndTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 4: |
|
if (tn === $.BODY) { |
|
bodyEndTagInBody(p, token); |
|
} else if (tn === $.HTML) { |
|
htmlEndTagInBody(p, token); |
|
} else if (tn === $.FORM) { |
|
formEndTagInBody(p, token); |
|
} else if (tn === $.CODE || tn === $.FONT || tn === $.NOBR) { |
|
callAdoptionAgency(p, token); |
|
} else if (tn === $.MAIN || tn === $.MENU) { |
|
addressEndTagInBody(p, token); |
|
} else { |
|
genericEndTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 5: |
|
if (tn === $.ASIDE) { |
|
addressEndTagInBody(p, token); |
|
} else if (tn === $.SMALL) { |
|
callAdoptionAgency(p, token); |
|
} else { |
|
genericEndTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 6: |
|
if ( |
|
tn === $.CENTER || |
|
tn === $.FIGURE || |
|
tn === $.FOOTER || |
|
tn === $.HEADER || |
|
tn === $.HGROUP || |
|
tn === $.DIALOG |
|
) { |
|
addressEndTagInBody(p, token); |
|
} else if (tn === $.APPLET || tn === $.OBJECT) { |
|
appletEndTagInBody(p, token); |
|
} else if (tn === $.STRIKE || tn === $.STRONG) { |
|
callAdoptionAgency(p, token); |
|
} else { |
|
genericEndTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 7: |
|
if ( |
|
tn === $.ADDRESS || |
|
tn === $.ARTICLE || |
|
tn === $.DETAILS || |
|
tn === $.SECTION || |
|
tn === $.SUMMARY || |
|
tn === $.LISTING |
|
) { |
|
addressEndTagInBody(p, token); |
|
} else if (tn === $.MARQUEE) { |
|
appletEndTagInBody(p, token); |
|
} else { |
|
genericEndTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 8: |
|
if (tn === $.FIELDSET) { |
|
addressEndTagInBody(p, token); |
|
} else if (tn === $.TEMPLATE) { |
|
endTagInHead(p, token); |
|
} else { |
|
genericEndTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 10: |
|
if (tn === $.BLOCKQUOTE || tn === $.FIGCAPTION) { |
|
addressEndTagInBody(p, token); |
|
} else { |
|
genericEndTagInBody(p, token); |
|
} |
|
|
|
break; |
|
|
|
default: |
|
genericEndTagInBody(p, token); |
|
} |
|
} |
|
|
|
function eofInBody(p, token) { |
|
if (p.tmplInsertionModeStackTop > -1) { |
|
eofInTemplate(p, token); |
|
} else { |
|
p.stopped = true; |
|
} |
|
} |
|
|
|
// The "text" insertion mode |
|
//------------------------------------------------------------------ |
|
function endTagInText(p, token) { |
|
if (token.tagName === $.SCRIPT) { |
|
p.pendingScript = p.openElements.current; |
|
} |
|
|
|
p.openElements.pop(); |
|
p.insertionMode = p.originalInsertionMode; |
|
} |
|
|
|
function eofInText(p, token) { |
|
p._err(ERR.eofInElementThatCanContainOnlyText); |
|
p.openElements.pop(); |
|
p.insertionMode = p.originalInsertionMode; |
|
p._processToken(token); |
|
} |
|
|
|
// The "in table" insertion mode |
|
//------------------------------------------------------------------ |
|
function characterInTable(p, token) { |
|
const curTn = p.openElements.currentTagName; |
|
|
|
if (curTn === $.TABLE || curTn === $.TBODY || curTn === $.TFOOT || curTn === $.THEAD || curTn === $.TR) { |
|
p.pendingCharacterTokens = []; |
|
p.hasNonWhitespacePendingCharacterToken = false; |
|
p.originalInsertionMode = p.insertionMode; |
|
p.insertionMode = IN_TABLE_TEXT_MODE; |
|
p._processToken(token); |
|
} else { |
|
tokenInTable(p, token); |
|
} |
|
} |
|
|
|
function captionStartTagInTable(p, token) { |
|
p.openElements.clearBackToTableContext(); |
|
p.activeFormattingElements.insertMarker(); |
|
p._insertElement(token, NS.HTML); |
|
p.insertionMode = IN_CAPTION_MODE; |
|
} |
|
|
|
function colgroupStartTagInTable(p, token) { |
|
p.openElements.clearBackToTableContext(); |
|
p._insertElement(token, NS.HTML); |
|
p.insertionMode = IN_COLUMN_GROUP_MODE; |
|
} |
|
|
|
function colStartTagInTable(p, token) { |
|
p.openElements.clearBackToTableContext(); |
|
p._insertFakeElement($.COLGROUP); |
|
p.insertionMode = IN_COLUMN_GROUP_MODE; |
|
p._processToken(token); |
|
} |
|
|
|
function tbodyStartTagInTable(p, token) { |
|
p.openElements.clearBackToTableContext(); |
|
p._insertElement(token, NS.HTML); |
|
p.insertionMode = IN_TABLE_BODY_MODE; |
|
} |
|
|
|
function tdStartTagInTable(p, token) { |
|
p.openElements.clearBackToTableContext(); |
|
p._insertFakeElement($.TBODY); |
|
p.insertionMode = IN_TABLE_BODY_MODE; |
|
p._processToken(token); |
|
} |
|
|
|
function tableStartTagInTable(p, token) { |
|
if (p.openElements.hasInTableScope($.TABLE)) { |
|
p.openElements.popUntilTagNamePopped($.TABLE); |
|
p._resetInsertionMode(); |
|
p._processToken(token); |
|
} |
|
} |
|
|
|
function inputStartTagInTable(p, token) { |
|
const inputType = Tokenizer.getTokenAttr(token, ATTRS.TYPE); |
|
|
|
if (inputType && inputType.toLowerCase() === HIDDEN_INPUT_TYPE) { |
|
p._appendElement(token, NS.HTML); |
|
} else { |
|
tokenInTable(p, token); |
|
} |
|
|
|
token.ackSelfClosing = true; |
|
} |
|
|
|
function formStartTagInTable(p, token) { |
|
if (!p.formElement && p.openElements.tmplCount === 0) { |
|
p._insertElement(token, NS.HTML); |
|
p.formElement = p.openElements.current; |
|
p.openElements.pop(); |
|
} |
|
} |
|
|
|
function startTagInTable(p, token) { |
|
const tn = token.tagName; |
|
|
|
switch (tn.length) { |
|
case 2: |
|
if (tn === $.TD || tn === $.TH || tn === $.TR) { |
|
tdStartTagInTable(p, token); |
|
} else { |
|
tokenInTable(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 3: |
|
if (tn === $.COL) { |
|
colStartTagInTable(p, token); |
|
} else { |
|
tokenInTable(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 4: |
|
if (tn === $.FORM) { |
|
formStartTagInTable(p, token); |
|
} else { |
|
tokenInTable(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 5: |
|
if (tn === $.TABLE) { |
|
tableStartTagInTable(p, token); |
|
} else if (tn === $.STYLE) { |
|
startTagInHead(p, token); |
|
} else if (tn === $.TBODY || tn === $.TFOOT || tn === $.THEAD) { |
|
tbodyStartTagInTable(p, token); |
|
} else if (tn === $.INPUT) { |
|
inputStartTagInTable(p, token); |
|
} else { |
|
tokenInTable(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 6: |
|
if (tn === $.SCRIPT) { |
|
startTagInHead(p, token); |
|
} else { |
|
tokenInTable(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 7: |
|
if (tn === $.CAPTION) { |
|
captionStartTagInTable(p, token); |
|
} else { |
|
tokenInTable(p, token); |
|
} |
|
|
|
break; |
|
|
|
case 8: |
|
if (tn === $.COLGROUP) { |
|
colgroupStartTagInTable(p, token); |
|
} else if (tn === $.TEMPLATE) { |
|
startTagInHead(p, token); |
|
} else { |
|
tokenInTable(p, token); |
|
} |
|
|
|
break; |
|
|
|
default: |
|
tokenInTable(p, token); |
|
} |
|
} |
|
|
|
function endTagInTable(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.TABLE) { |
|
if (p.openElements.hasInTableScope($.TABLE)) { |
|
p.openElements.popUntilTagNamePopped($.TABLE); |
|
p._resetInsertionMode(); |
|
} |
|
} else if (tn === $.TEMPLATE) { |
|
endTagInHead(p, token); |
|
} else if ( |
|
tn !== $.BODY && |
|
tn !== $.CAPTION && |
|
tn !== $.COL && |
|
tn !== $.COLGROUP && |
|
tn !== $.HTML && |
|
tn !== $.TBODY && |
|
tn !== $.TD && |
|
tn !== $.TFOOT && |
|
tn !== $.TH && |
|
tn !== $.THEAD && |
|
tn !== $.TR |
|
) { |
|
tokenInTable(p, token); |
|
} |
|
} |
|
|
|
function tokenInTable(p, token) { |
|
const savedFosterParentingState = p.fosterParentingEnabled; |
|
|
|
p.fosterParentingEnabled = true; |
|
p._processTokenInBodyMode(token); |
|
p.fosterParentingEnabled = savedFosterParentingState; |
|
} |
|
|
|
// The "in table text" insertion mode |
|
//------------------------------------------------------------------ |
|
function whitespaceCharacterInTableText(p, token) { |
|
p.pendingCharacterTokens.push(token); |
|
} |
|
|
|
function characterInTableText(p, token) { |
|
p.pendingCharacterTokens.push(token); |
|
p.hasNonWhitespacePendingCharacterToken = true; |
|
} |
|
|
|
function tokenInTableText(p, token) { |
|
let i = 0; |
|
|
|
if (p.hasNonWhitespacePendingCharacterToken) { |
|
for (; i < p.pendingCharacterTokens.length; i++) { |
|
tokenInTable(p, p.pendingCharacterTokens[i]); |
|
} |
|
} else { |
|
for (; i < p.pendingCharacterTokens.length; i++) { |
|
p._insertCharacters(p.pendingCharacterTokens[i]); |
|
} |
|
} |
|
|
|
p.insertionMode = p.originalInsertionMode; |
|
p._processToken(token); |
|
} |
|
|
|
// The "in caption" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInCaption(p, token) { |
|
const tn = token.tagName; |
|
|
|
if ( |
|
tn === $.CAPTION || |
|
tn === $.COL || |
|
tn === $.COLGROUP || |
|
tn === $.TBODY || |
|
tn === $.TD || |
|
tn === $.TFOOT || |
|
tn === $.TH || |
|
tn === $.THEAD || |
|
tn === $.TR |
|
) { |
|
if (p.openElements.hasInTableScope($.CAPTION)) { |
|
p.openElements.generateImpliedEndTags(); |
|
p.openElements.popUntilTagNamePopped($.CAPTION); |
|
p.activeFormattingElements.clearToLastMarker(); |
|
p.insertionMode = IN_TABLE_MODE; |
|
p._processToken(token); |
|
} |
|
} else { |
|
startTagInBody(p, token); |
|
} |
|
} |
|
|
|
function endTagInCaption(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.CAPTION || tn === $.TABLE) { |
|
if (p.openElements.hasInTableScope($.CAPTION)) { |
|
p.openElements.generateImpliedEndTags(); |
|
p.openElements.popUntilTagNamePopped($.CAPTION); |
|
p.activeFormattingElements.clearToLastMarker(); |
|
p.insertionMode = IN_TABLE_MODE; |
|
|
|
if (tn === $.TABLE) { |
|
p._processToken(token); |
|
} |
|
} |
|
} else if ( |
|
tn !== $.BODY && |
|
tn !== $.COL && |
|
tn !== $.COLGROUP && |
|
tn !== $.HTML && |
|
tn !== $.TBODY && |
|
tn !== $.TD && |
|
tn !== $.TFOOT && |
|
tn !== $.TH && |
|
tn !== $.THEAD && |
|
tn !== $.TR |
|
) { |
|
endTagInBody(p, token); |
|
} |
|
} |
|
|
|
// The "in column group" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInColumnGroup(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HTML) { |
|
startTagInBody(p, token); |
|
} else if (tn === $.COL) { |
|
p._appendElement(token, NS.HTML); |
|
token.ackSelfClosing = true; |
|
} else if (tn === $.TEMPLATE) { |
|
startTagInHead(p, token); |
|
} else { |
|
tokenInColumnGroup(p, token); |
|
} |
|
} |
|
|
|
function endTagInColumnGroup(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.COLGROUP) { |
|
if (p.openElements.currentTagName === $.COLGROUP) { |
|
p.openElements.pop(); |
|
p.insertionMode = IN_TABLE_MODE; |
|
} |
|
} else if (tn === $.TEMPLATE) { |
|
endTagInHead(p, token); |
|
} else if (tn !== $.COL) { |
|
tokenInColumnGroup(p, token); |
|
} |
|
} |
|
|
|
function tokenInColumnGroup(p, token) { |
|
if (p.openElements.currentTagName === $.COLGROUP) { |
|
p.openElements.pop(); |
|
p.insertionMode = IN_TABLE_MODE; |
|
p._processToken(token); |
|
} |
|
} |
|
|
|
// The "in table body" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInTableBody(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.TR) { |
|
p.openElements.clearBackToTableBodyContext(); |
|
p._insertElement(token, NS.HTML); |
|
p.insertionMode = IN_ROW_MODE; |
|
} else if (tn === $.TH || tn === $.TD) { |
|
p.openElements.clearBackToTableBodyContext(); |
|
p._insertFakeElement($.TR); |
|
p.insertionMode = IN_ROW_MODE; |
|
p._processToken(token); |
|
} else if ( |
|
tn === $.CAPTION || |
|
tn === $.COL || |
|
tn === $.COLGROUP || |
|
tn === $.TBODY || |
|
tn === $.TFOOT || |
|
tn === $.THEAD |
|
) { |
|
if (p.openElements.hasTableBodyContextInTableScope()) { |
|
p.openElements.clearBackToTableBodyContext(); |
|
p.openElements.pop(); |
|
p.insertionMode = IN_TABLE_MODE; |
|
p._processToken(token); |
|
} |
|
} else { |
|
startTagInTable(p, token); |
|
} |
|
} |
|
|
|
function endTagInTableBody(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.TBODY || tn === $.TFOOT || tn === $.THEAD) { |
|
if (p.openElements.hasInTableScope(tn)) { |
|
p.openElements.clearBackToTableBodyContext(); |
|
p.openElements.pop(); |
|
p.insertionMode = IN_TABLE_MODE; |
|
} |
|
} else if (tn === $.TABLE) { |
|
if (p.openElements.hasTableBodyContextInTableScope()) { |
|
p.openElements.clearBackToTableBodyContext(); |
|
p.openElements.pop(); |
|
p.insertionMode = IN_TABLE_MODE; |
|
p._processToken(token); |
|
} |
|
} else if ( |
|
(tn !== $.BODY && tn !== $.CAPTION && tn !== $.COL && tn !== $.COLGROUP) || |
|
(tn !== $.HTML && tn !== $.TD && tn !== $.TH && tn !== $.TR) |
|
) { |
|
endTagInTable(p, token); |
|
} |
|
} |
|
|
|
// The "in row" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInRow(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.TH || tn === $.TD) { |
|
p.openElements.clearBackToTableRowContext(); |
|
p._insertElement(token, NS.HTML); |
|
p.insertionMode = IN_CELL_MODE; |
|
p.activeFormattingElements.insertMarker(); |
|
} else if ( |
|
tn === $.CAPTION || |
|
tn === $.COL || |
|
tn === $.COLGROUP || |
|
tn === $.TBODY || |
|
tn === $.TFOOT || |
|
tn === $.THEAD || |
|
tn === $.TR |
|
) { |
|
if (p.openElements.hasInTableScope($.TR)) { |
|
p.openElements.clearBackToTableRowContext(); |
|
p.openElements.pop(); |
|
p.insertionMode = IN_TABLE_BODY_MODE; |
|
p._processToken(token); |
|
} |
|
} else { |
|
startTagInTable(p, token); |
|
} |
|
} |
|
|
|
function endTagInRow(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.TR) { |
|
if (p.openElements.hasInTableScope($.TR)) { |
|
p.openElements.clearBackToTableRowContext(); |
|
p.openElements.pop(); |
|
p.insertionMode = IN_TABLE_BODY_MODE; |
|
} |
|
} else if (tn === $.TABLE) { |
|
if (p.openElements.hasInTableScope($.TR)) { |
|
p.openElements.clearBackToTableRowContext(); |
|
p.openElements.pop(); |
|
p.insertionMode = IN_TABLE_BODY_MODE; |
|
p._processToken(token); |
|
} |
|
} else if (tn === $.TBODY || tn === $.TFOOT || tn === $.THEAD) { |
|
if (p.openElements.hasInTableScope(tn) || p.openElements.hasInTableScope($.TR)) { |
|
p.openElements.clearBackToTableRowContext(); |
|
p.openElements.pop(); |
|
p.insertionMode = IN_TABLE_BODY_MODE; |
|
p._processToken(token); |
|
} |
|
} else if ( |
|
(tn !== $.BODY && tn !== $.CAPTION && tn !== $.COL && tn !== $.COLGROUP) || |
|
(tn !== $.HTML && tn !== $.TD && tn !== $.TH) |
|
) { |
|
endTagInTable(p, token); |
|
} |
|
} |
|
|
|
// The "in cell" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInCell(p, token) { |
|
const tn = token.tagName; |
|
|
|
if ( |
|
tn === $.CAPTION || |
|
tn === $.COL || |
|
tn === $.COLGROUP || |
|
tn === $.TBODY || |
|
tn === $.TD || |
|
tn === $.TFOOT || |
|
tn === $.TH || |
|
tn === $.THEAD || |
|
tn === $.TR |
|
) { |
|
if (p.openElements.hasInTableScope($.TD) || p.openElements.hasInTableScope($.TH)) { |
|
p._closeTableCell(); |
|
p._processToken(token); |
|
} |
|
} else { |
|
startTagInBody(p, token); |
|
} |
|
} |
|
|
|
function endTagInCell(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.TD || tn === $.TH) { |
|
if (p.openElements.hasInTableScope(tn)) { |
|
p.openElements.generateImpliedEndTags(); |
|
p.openElements.popUntilTagNamePopped(tn); |
|
p.activeFormattingElements.clearToLastMarker(); |
|
p.insertionMode = IN_ROW_MODE; |
|
} |
|
} else if (tn === $.TABLE || tn === $.TBODY || tn === $.TFOOT || tn === $.THEAD || tn === $.TR) { |
|
if (p.openElements.hasInTableScope(tn)) { |
|
p._closeTableCell(); |
|
p._processToken(token); |
|
} |
|
} else if (tn !== $.BODY && tn !== $.CAPTION && tn !== $.COL && tn !== $.COLGROUP && tn !== $.HTML) { |
|
endTagInBody(p, token); |
|
} |
|
} |
|
|
|
// The "in select" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInSelect(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HTML) { |
|
startTagInBody(p, token); |
|
} else if (tn === $.OPTION) { |
|
if (p.openElements.currentTagName === $.OPTION) { |
|
p.openElements.pop(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
} else if (tn === $.OPTGROUP) { |
|
if (p.openElements.currentTagName === $.OPTION) { |
|
p.openElements.pop(); |
|
} |
|
|
|
if (p.openElements.currentTagName === $.OPTGROUP) { |
|
p.openElements.pop(); |
|
} |
|
|
|
p._insertElement(token, NS.HTML); |
|
} else if (tn === $.INPUT || tn === $.KEYGEN || tn === $.TEXTAREA || tn === $.SELECT) { |
|
if (p.openElements.hasInSelectScope($.SELECT)) { |
|
p.openElements.popUntilTagNamePopped($.SELECT); |
|
p._resetInsertionMode(); |
|
|
|
if (tn !== $.SELECT) { |
|
p._processToken(token); |
|
} |
|
} |
|
} else if (tn === $.SCRIPT || tn === $.TEMPLATE) { |
|
startTagInHead(p, token); |
|
} |
|
} |
|
|
|
function endTagInSelect(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.OPTGROUP) { |
|
const prevOpenElement = p.openElements.items[p.openElements.stackTop - 1]; |
|
const prevOpenElementTn = prevOpenElement && p.treeAdapter.getTagName(prevOpenElement); |
|
|
|
if (p.openElements.currentTagName === $.OPTION && prevOpenElementTn === $.OPTGROUP) { |
|
p.openElements.pop(); |
|
} |
|
|
|
if (p.openElements.currentTagName === $.OPTGROUP) { |
|
p.openElements.pop(); |
|
} |
|
} else if (tn === $.OPTION) { |
|
if (p.openElements.currentTagName === $.OPTION) { |
|
p.openElements.pop(); |
|
} |
|
} else if (tn === $.SELECT && p.openElements.hasInSelectScope($.SELECT)) { |
|
p.openElements.popUntilTagNamePopped($.SELECT); |
|
p._resetInsertionMode(); |
|
} else if (tn === $.TEMPLATE) { |
|
endTagInHead(p, token); |
|
} |
|
} |
|
|
|
//12.2.5.4.17 The "in select in table" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInSelectInTable(p, token) { |
|
const tn = token.tagName; |
|
|
|
if ( |
|
tn === $.CAPTION || |
|
tn === $.TABLE || |
|
tn === $.TBODY || |
|
tn === $.TFOOT || |
|
tn === $.THEAD || |
|
tn === $.TR || |
|
tn === $.TD || |
|
tn === $.TH |
|
) { |
|
p.openElements.popUntilTagNamePopped($.SELECT); |
|
p._resetInsertionMode(); |
|
p._processToken(token); |
|
} else { |
|
startTagInSelect(p, token); |
|
} |
|
} |
|
|
|
function endTagInSelectInTable(p, token) { |
|
const tn = token.tagName; |
|
|
|
if ( |
|
tn === $.CAPTION || |
|
tn === $.TABLE || |
|
tn === $.TBODY || |
|
tn === $.TFOOT || |
|
tn === $.THEAD || |
|
tn === $.TR || |
|
tn === $.TD || |
|
tn === $.TH |
|
) { |
|
if (p.openElements.hasInTableScope(tn)) { |
|
p.openElements.popUntilTagNamePopped($.SELECT); |
|
p._resetInsertionMode(); |
|
p._processToken(token); |
|
} |
|
} else { |
|
endTagInSelect(p, token); |
|
} |
|
} |
|
|
|
// The "in template" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInTemplate(p, token) { |
|
const tn = token.tagName; |
|
|
|
if ( |
|
tn === $.BASE || |
|
tn === $.BASEFONT || |
|
tn === $.BGSOUND || |
|
tn === $.LINK || |
|
tn === $.META || |
|
tn === $.NOFRAMES || |
|
tn === $.SCRIPT || |
|
tn === $.STYLE || |
|
tn === $.TEMPLATE || |
|
tn === $.TITLE |
|
) { |
|
startTagInHead(p, token); |
|
} else { |
|
const newInsertionMode = TEMPLATE_INSERTION_MODE_SWITCH_MAP[tn] || IN_BODY_MODE; |
|
|
|
p._popTmplInsertionMode(); |
|
p._pushTmplInsertionMode(newInsertionMode); |
|
p.insertionMode = newInsertionMode; |
|
p._processToken(token); |
|
} |
|
} |
|
|
|
function endTagInTemplate(p, token) { |
|
if (token.tagName === $.TEMPLATE) { |
|
endTagInHead(p, token); |
|
} |
|
} |
|
|
|
function eofInTemplate(p, token) { |
|
if (p.openElements.tmplCount > 0) { |
|
p.openElements.popUntilTagNamePopped($.TEMPLATE); |
|
p.activeFormattingElements.clearToLastMarker(); |
|
p._popTmplInsertionMode(); |
|
p._resetInsertionMode(); |
|
p._processToken(token); |
|
} else { |
|
p.stopped = true; |
|
} |
|
} |
|
|
|
// The "after body" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagAfterBody(p, token) { |
|
if (token.tagName === $.HTML) { |
|
startTagInBody(p, token); |
|
} else { |
|
tokenAfterBody(p, token); |
|
} |
|
} |
|
|
|
function endTagAfterBody(p, token) { |
|
if (token.tagName === $.HTML) { |
|
if (!p.fragmentContext) { |
|
p.insertionMode = AFTER_AFTER_BODY_MODE; |
|
} |
|
} else { |
|
tokenAfterBody(p, token); |
|
} |
|
} |
|
|
|
function tokenAfterBody(p, token) { |
|
p.insertionMode = IN_BODY_MODE; |
|
p._processToken(token); |
|
} |
|
|
|
// The "in frameset" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagInFrameset(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HTML) { |
|
startTagInBody(p, token); |
|
} else if (tn === $.FRAMESET) { |
|
p._insertElement(token, NS.HTML); |
|
} else if (tn === $.FRAME) { |
|
p._appendElement(token, NS.HTML); |
|
token.ackSelfClosing = true; |
|
} else if (tn === $.NOFRAMES) { |
|
startTagInHead(p, token); |
|
} |
|
} |
|
|
|
function endTagInFrameset(p, token) { |
|
if (token.tagName === $.FRAMESET && !p.openElements.isRootHtmlElementCurrent()) { |
|
p.openElements.pop(); |
|
|
|
if (!p.fragmentContext && p.openElements.currentTagName !== $.FRAMESET) { |
|
p.insertionMode = AFTER_FRAMESET_MODE; |
|
} |
|
} |
|
} |
|
|
|
// The "after frameset" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagAfterFrameset(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HTML) { |
|
startTagInBody(p, token); |
|
} else if (tn === $.NOFRAMES) { |
|
startTagInHead(p, token); |
|
} |
|
} |
|
|
|
function endTagAfterFrameset(p, token) { |
|
if (token.tagName === $.HTML) { |
|
p.insertionMode = AFTER_AFTER_FRAMESET_MODE; |
|
} |
|
} |
|
|
|
// The "after after body" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagAfterAfterBody(p, token) { |
|
if (token.tagName === $.HTML) { |
|
startTagInBody(p, token); |
|
} else { |
|
tokenAfterAfterBody(p, token); |
|
} |
|
} |
|
|
|
function tokenAfterAfterBody(p, token) { |
|
p.insertionMode = IN_BODY_MODE; |
|
p._processToken(token); |
|
} |
|
|
|
// The "after after frameset" insertion mode |
|
//------------------------------------------------------------------ |
|
function startTagAfterAfterFrameset(p, token) { |
|
const tn = token.tagName; |
|
|
|
if (tn === $.HTML) { |
|
startTagInBody(p, token); |
|
} else if (tn === $.NOFRAMES) { |
|
startTagInHead(p, token); |
|
} |
|
} |
|
|
|
// The rules for parsing tokens in foreign content |
|
//------------------------------------------------------------------ |
|
function nullCharacterInForeignContent(p, token) { |
|
token.chars = unicode.REPLACEMENT_CHARACTER; |
|
p._insertCharacters(token); |
|
} |
|
|
|
function characterInForeignContent(p, token) { |
|
p._insertCharacters(token); |
|
p.framesetOk = false; |
|
} |
|
|
|
function startTagInForeignContent(p, token) { |
|
if (foreignContent.causesExit(token) && !p.fragmentContext) { |
|
while ( |
|
p.treeAdapter.getNamespaceURI(p.openElements.current) !== NS.HTML && |
|
!p._isIntegrationPoint(p.openElements.current) |
|
) { |
|
p.openElements.pop(); |
|
} |
|
|
|
p._processToken(token); |
|
} else { |
|
const current = p._getAdjustedCurrentElement(); |
|
const currentNs = p.treeAdapter.getNamespaceURI(current); |
|
|
|
if (currentNs === NS.MATHML) { |
|
foreignContent.adjustTokenMathMLAttrs(token); |
|
} else if (currentNs === NS.SVG) { |
|
foreignContent.adjustTokenSVGTagName(token); |
|
foreignContent.adjustTokenSVGAttrs(token); |
|
} |
|
|
|
foreignContent.adjustTokenXMLAttrs(token); |
|
|
|
if (token.selfClosing) { |
|
p._appendElement(token, currentNs); |
|
} else { |
|
p._insertElement(token, currentNs); |
|
} |
|
|
|
token.ackSelfClosing = true; |
|
} |
|
} |
|
|
|
function endTagInForeignContent(p, token) { |
|
for (let i = p.openElements.stackTop; i > 0; i--) { |
|
const element = p.openElements.items[i]; |
|
|
|
if (p.treeAdapter.getNamespaceURI(element) === NS.HTML) { |
|
p._processToken(token); |
|
break; |
|
} |
|
|
|
if (p.treeAdapter.getTagName(element).toLowerCase() === token.tagName) { |
|
p.openElements.popUntilElementPopped(element); |
|
break; |
|
} |
|
} |
|
}
|
|
|