136 lines
4.1 KiB
Python
136 lines
4.1 KiB
Python
# FIXME: this should all be confirmed against what a DTD says
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# (probably in a test; this may not match the DTD exactly, but we
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# should document just how it differs).
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"""
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Data taken from https://www.w3.org/TR/html401/index/elements.html
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and https://www.w3.org/community/webed/wiki/HTML/New_HTML5_Elements
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for html5_tags.
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"""
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empty_tags = frozenset([
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'area', 'base', 'basefont', 'br', 'col', 'frame', 'hr',
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'img', 'input', 'isindex', 'link', 'meta', 'param', 'source', 'track'])
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deprecated_tags = frozenset([
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'applet', 'basefont', 'center', 'dir', 'font', 'isindex',
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'menu', 's', 'strike', 'u'])
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# archive actually takes a space-separated list of URIs
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link_attrs = frozenset([
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'action', 'archive', 'background', 'cite', 'classid',
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'codebase', 'data', 'href', 'longdesc', 'profile', 'src',
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'usemap',
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# Not standard:
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'dynsrc', 'lowsrc',
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# HTML5 formaction
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'formaction'
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])
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# Not in the HTML 4 spec:
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# onerror, onresize
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event_attrs = frozenset([
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'onblur', 'onchange', 'onclick', 'ondblclick', 'onerror',
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'onfocus', 'onkeydown', 'onkeypress', 'onkeyup', 'onload',
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'onmousedown', 'onmousemove', 'onmouseout', 'onmouseover',
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'onmouseup', 'onreset', 'onresize', 'onselect', 'onsubmit',
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'onunload',
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])
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safe_attrs = frozenset([
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'abbr', 'accept', 'accept-charset', 'accesskey', 'action', 'align',
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'alt', 'axis', 'border', 'cellpadding', 'cellspacing', 'char', 'charoff',
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'charset', 'checked', 'cite', 'class', 'clear', 'cols', 'colspan',
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'color', 'compact', 'coords', 'datetime', 'dir', 'disabled', 'enctype',
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'for', 'frame', 'headers', 'height', 'href', 'hreflang', 'hspace', 'id',
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'ismap', 'label', 'lang', 'longdesc', 'maxlength', 'media', 'method',
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'multiple', 'name', 'nohref', 'noshade', 'nowrap', 'prompt', 'readonly',
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'rel', 'rev', 'rows', 'rowspan', 'rules', 'scope', 'selected', 'shape',
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'size', 'span', 'src', 'start', 'summary', 'tabindex', 'target', 'title',
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'type', 'usemap', 'valign', 'value', 'vspace', 'width'])
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# From http://htmlhelp.com/reference/html40/olist.html
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top_level_tags = frozenset([
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'html', 'head', 'body', 'frameset',
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])
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head_tags = frozenset([
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'base', 'isindex', 'link', 'meta', 'script', 'style', 'title',
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])
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general_block_tags = frozenset([
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'address',
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'blockquote',
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'center',
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'del',
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'div',
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'h1',
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'h2',
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'h3',
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'h4',
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'h5',
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'h6',
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'hr',
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'ins',
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'isindex',
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'noscript',
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'p',
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'pre',
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])
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list_tags = frozenset([
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'dir', 'dl', 'dt', 'dd', 'li', 'menu', 'ol', 'ul',
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])
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table_tags = frozenset([
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'table', 'caption', 'colgroup', 'col',
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'thead', 'tfoot', 'tbody', 'tr', 'td', 'th',
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])
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# just this one from
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# http://www.georgehernandez.com/h/XComputers/HTML/2BlockLevel.htm
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block_tags = general_block_tags | list_tags | table_tags | frozenset([
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# Partial form tags
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'fieldset', 'form', 'legend', 'optgroup', 'option',
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])
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form_tags = frozenset([
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'form', 'button', 'fieldset', 'legend', 'input', 'label',
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'select', 'optgroup', 'option', 'textarea',
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])
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special_inline_tags = frozenset([
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'a', 'applet', 'basefont', 'bdo', 'br', 'embed', 'font', 'iframe',
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'img', 'map', 'area', 'object', 'param', 'q', 'script',
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'span', 'sub', 'sup',
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])
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phrase_tags = frozenset([
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'abbr', 'acronym', 'cite', 'code', 'del', 'dfn', 'em',
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'ins', 'kbd', 'samp', 'strong', 'var',
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])
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font_style_tags = frozenset([
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'b', 'big', 'i', 's', 'small', 'strike', 'tt', 'u',
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])
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frame_tags = frozenset([
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'frameset', 'frame', 'noframes',
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])
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html5_tags = frozenset([
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'article', 'aside', 'audio', 'canvas', 'command', 'datalist',
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'details', 'embed', 'figcaption', 'figure', 'footer', 'header',
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'hgroup', 'keygen', 'mark', 'math', 'meter', 'nav', 'output',
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'progress', 'rp', 'rt', 'ruby', 'section', 'source', 'summary',
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'svg', 'time', 'track', 'video', 'wbr'
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])
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# These tags aren't standard
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nonstandard_tags = frozenset(['blink', 'marquee'])
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tags = (top_level_tags | head_tags | general_block_tags | list_tags
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| table_tags | form_tags | special_inline_tags | phrase_tags
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| font_style_tags | nonstandard_tags | html5_tags)
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