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Efficiency

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There's a moderate efficiency gain to be had by
using Set#include?, rather than Array#include?
in the sanitizer.
This commit is contained in:
Jacques Distler 2009-10-08 16:22:50 -05:00
parent aef669a923
commit 2f3ff9f651
2 changed files with 29 additions and 27 deletions
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29
lib/sanitizer.rb
View file

@ -8,26 +8,27 @@ module Sanitizer
require 'action_controller/vendor/html-scanner/html/tokenizer'
require 'node'
require 'stringsupport'
require 'set'
acceptable_elements = %w[a abbr acronym address area audio b big blockquote br
acceptable_elements = Set.new %w[a abbr acronym address area audio b big blockquote br
button caption center cite code col colgroup dd del dfn dir div dl dt
em fieldset font form h1 h2 h3 h4 h5 h6 hr i img input ins kbd label
legend li map menu ol optgroup option p pre q s samp select small span
strike strong sub sup table tbody td textarea tfoot th thead tr tt u
ul var video]
mathml_elements = %w[annotation annotation-xml maction math merror mfrac
mathml_elements = Set.new %w[annotation annotation-xml maction math merror mfrac
mfenced mi mmultiscripts mn mo mover mpadded mphantom mprescripts mroot
mrow mspace msqrt mstyle msub msubsup msup mtable mtd mtext mtr munder
munderover none semantics]
svg_elements = %w[a animate animateColor animateMotion animateTransform
svg_elements = Set.new %w[a animate animateColor animateMotion animateTransform
circle clipPath defs desc ellipse font-face font-face-name font-face-src
foreignObject g glyph hkern linearGradient line marker metadata
missing-glyph mpath path polygon polyline radialGradient rect set
stop svg switch text title tspan use]
acceptable_attributes = %w[abbr accept accept-charset accesskey action
acceptable_attributes = Set.new %w[abbr accept accept-charset accesskey action
align alt axis border cellpadding cellspacing char charoff charset
checked cite class clear cols colspan color compact controls coords datetime
dir disabled enctype for frame headers height href hreflang hspace id
@ -36,7 +37,7 @@ module Sanitizer
selected shape size span src start style summary tabindex target title
type usemap valign value vspace width xml:lang]
mathml_attributes = %w[actiontype align close columnalign columnalign
mathml_attributes = Set.new %w[actiontype align close columnalign columnalign
columnalign columnlines columnspacing columnspan depth display
displaystyle encoding equalcolumns equalrows fence fontstyle fontweight
frame height linethickness lspace mathbackground mathcolor mathvariant
@ -45,7 +46,7 @@ module Sanitizer
separators stretchy width width xlink:href xlink:show xlink:type xmlns
xmlns:xlink]
svg_attributes = %w[accent-height accumulate additive alphabetic
svg_attributes = Set.new %w[accent-height accumulate additive alphabetic
arabic-form ascent attributeName attributeType baseProfile bbox begin
by calcMode cap-height class clip-path clip-rule color color-rendering
content cx cy d dx dy descent display dur end fill fill-opacity fill-rule
@ -67,16 +68,16 @@ module Sanitizer
xlink:show xlink:title xlink:type xml:base xml:lang xml:space xmlns
xmlns:xlink y y1 y2 zoomAndPan]
attr_val_is_uri = %w[href src cite action longdesc xlink:href xml:base]
attr_val_is_uri = Set.new %w[href src cite action longdesc xlink:href xml:base]
SVG_ATTR_VAL_ALLOWS_REF = %w[clip-path color-profile cursor fill
SVG_ATTR_VAL_ALLOWS_REF = Set.new %w[clip-path color-profile cursor fill
filter marker marker-start marker-mid marker-end mask stroke]
SVG_ALLOW_LOCAL_HREF = %w[altGlyph animate animateColor animateMotion
SVG_ALLOW_LOCAL_HREF = Set.new %w[altGlyph animate animateColor animateMotion
animateTransform cursor feImage filter linearGradient pattern
radialGradient textpath tref set use]
acceptable_css_properties = %w[azimuth background-color
acceptable_css_properties = Set.new %w[azimuth background-color
border-bottom-color border-collapse border-color border-left-color
border-right-color border-top-color clear color cursor direction
display elevation float font font-family font-size font-style
@ -86,19 +87,19 @@ module Sanitizer
text-align text-decoration text-indent unicode-bidi vertical-align
voice-family volume white-space width]
acceptable_css_keywords = %w[auto aqua black block blue bold both bottom
acceptable_css_keywords = Set.new %w[auto aqua black block blue bold both bottom
brown center collapse dashed dotted fuchsia gray green !important
italic left lime maroon medium none navy normal nowrap olive pointer
purple red right solid silver teal top transparent underline white
yellow]
acceptable_svg_properties = %w[fill fill-opacity fill-rule stroke
acceptable_svg_properties = Set.new %w[fill fill-opacity fill-rule stroke
stroke-width stroke-linecap stroke-linejoin stroke-opacity]
acceptable_protocols = %w[ed2k ftp http https irc mailto news gopher nntp
acceptable_protocols = Set.new %w[ed2k ftp http https irc mailto news gopher nntp
telnet webcal xmpp callto feed urn aim rsync tag ssh sftp rtsp afs]
VOID_ELEMENTS = %w[img br hr link meta area base basefont
VOID_ELEMENTS = Set.new %w[img br hr link meta area base basefont
col frame input isindex param]
ALLOWED_ELEMENTS = acceptable_elements + mathml_elements + svg_elements unless defined?(ALLOWED_ELEMENTS)

27
vendor/plugins/HTML5lib/lib/html5/sanitizer.rb vendored
View file

@ -1,5 +1,6 @@
require 'cgi'
require 'html5/tokenizer'
require 'set'
module HTML5
@ -19,25 +20,25 @@ module HTML5
module HTMLSanitizeModule
ACCEPTABLE_ELEMENTS = %w[a abbr acronym address area audio b big blockquote br
ACCEPTABLE_ELEMENTS = Set.new %w[a abbr acronym address area audio b big blockquote br
button caption center cite code col colgroup dd del dfn dir div dl dt
em fieldset font form h1 h2 h3 h4 h5 h6 hr i img input ins kbd label
legend li map menu ol optgroup option p pre q s samp select small span
strike strong sub sup table tbody td textarea tfoot th thead tr tt u
ul var video]
MATHML_ELEMENTS = %w[annotation annotation-xml maction math merror mfrac
MATHML_ELEMENTS = Set.new %w[annotation annotation-xml maction math merror mfrac
mfenced mi mmultiscripts mn mo mover mpadded mphantom mprescripts mroot mrow
mspace msqrt mstyle msub msubsup msup mtable mtd mtext mtr munder
munderover none semantics]
SVG_ELEMENTS = %w[a animate animateColor animateMotion animateTransform
SVG_ELEMENTS = Set.new %w[a animate animateColor animateMotion animateTransform
circle clipPath defs desc ellipse font-face font-face-name font-face-src
foreignObject g glyph hkern linearGradient line marker metadata
missing-glyph mpath path polygon polyline radialGradient rect set
stop svg switch text title tspan use]
ACCEPTABLE_ATTRIBUTES = %w[abbr accept accept-charset accesskey action
ACCEPTABLE_ATTRIBUTES = Set.new %w[abbr accept accept-charset accesskey action
align alt axis border cellpadding cellspacing char charoff charset
checked cite class clear cols colspan color compact controls coords datetime
dir disabled enctype for frame headers height href hreflang hspace id
@ -46,7 +47,7 @@ module HTML5
selected shape size span src start style summary tabindex target title
type usemap valign value vspace width xml:lang]
MATHML_ATTRIBUTES = %w[actiontype align close columnalign columnalign
MATHML_ATTRIBUTES = Set.new %w[actiontype align close columnalign columnalign
columnalign columnlines columnspacing columnspan depth display
displaystyle encoding equalcolumns equalrows fence fontstyle fontweight
frame height linethickness lspace mathbackground mathcolor mathvariant
@ -54,7 +55,7 @@ module HTML5
rowspacing rowspan rspace scriptlevel selection separator separators
stretchy width width xlink:href xlink:show xlink:type xmlns xmlns:xlink]
SVG_ATTRIBUTES = %w[accent-height accumulate additive alphabetic
SVG_ATTRIBUTES = Set.new %w[accent-height accumulate additive alphabetic
arabic-form ascent attributeName attributeType baseProfile bbox begin
by calcMode cap-height class clip-path clip-rule color color-rendering
content cx cy d dx dy descent display dur end fill fill-opacity fill-rule
@ -76,16 +77,16 @@ module HTML5
xlink:show xlink:title xlink:type xml:base xml:lang xml:space xmlns
xmlns:xlink y y1 y2 zoomAndPan]
ATTR_VAL_IS_URI = %w[href src cite action longdesc xlink:href xml:base]
ATTR_VAL_IS_URI = Set.new %w[href src cite action longdesc xlink:href xml:base]
SVG_ATTR_VAL_ALLOWS_REF = %w[clip-path color-profile cursor fill
SVG_ATTR_VAL_ALLOWS_REF = Set.new %w[clip-path color-profile cursor fill
filter marker marker-start marker-mid marker-end mask stroke]
SVG_ALLOW_LOCAL_HREF = %w[altGlyph animate animateColor animateMotion
SVG_ALLOW_LOCAL_HREF = Set.new %w[altGlyph animate animateColor animateMotion
animateTransform cursor feImage filter linearGradient pattern
radialGradient textpath tref set use]
ACCEPTABLE_CSS_PROPERTIES = %w[azimuth background-color
ACCEPTABLE_CSS_PROPERTIES = Set.new %w[azimuth background-color
border-bottom-color border-collapse border-color border-left-color
border-right-color border-top-color clear color cursor direction
display elevation float font font-family font-size font-style
@ -95,16 +96,16 @@ module HTML5
text-align text-decoration text-indent unicode-bidi vertical-align
voice-family volume white-space width]
ACCEPTABLE_CSS_KEYWORDS = %w[auto aqua black block blue bold both bottom
ACCEPTABLE_CSS_KEYWORDS = Set.new %w[auto aqua black block blue bold both bottom
brown center collapse dashed dotted fuchsia gray green !important
italic left lime maroon medium none navy normal nowrap olive pointer
purple red right solid silver teal top transparent underline white
yellow]
ACCEPTABLE_SVG_PROPERTIES = %w[fill fill-opacity fill-rule stroke
ACCEPTABLE_SVG_PROPERTIES = Set.new %w[fill fill-opacity fill-rule stroke
stroke-width stroke-linecap stroke-linejoin stroke-opacity]
ACCEPTABLE_PROTOCOLS = %w[ed2k ftp http https irc mailto news gopher nntp
ACCEPTABLE_PROTOCOLS = Set.new %w[ed2k ftp http https irc mailto news gopher nntp
telnet webcal xmpp callto feed urn aim rsync tag ssh sftp rtsp afs]
# subclasses may define their own versions of these constants