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Commit Graph

25 Commits

Author SHA1 Message Date
David Morton
0b6ae1c3c1 Custom Injector to display URL address along with link text.
When viewing potentially hostile html, it may be helpful to see what
a given link was pointing to.  This new injector takes the href
attribute and adds the text after the link, and deletes the href
attribute.

Other forms of display could easily be contrived, but this seems to be
a good basic way to present the information.

Signed-off-by: David Morton <mortonda@dgrmm.net>
Signed-off-by: Edward Z. Yang <edwardzyang@thewritingpot.com>
2008-10-23 17:11:29 -04:00
Edward Z. Yang
f7bc0b0875 Implement %Attr.DefaultImageAlt, allowing overriding default behavior for alt attributes.
Signed-off-by: Edward Z. Yang <edwardzyang@thewritingpot.com>
2008-10-06 14:51:03 -04:00
Edward Z. Yang
aa0fdeee30 Refine Lexers for parsing stray angled brackets; %Core.AggressivelyFixLt = true
By default, the DirectLex and DOMLex behavior with stray angled brackets
varied a great deal due to their implementations. A little known directive
%Core.AggressivelyFixLt attempted to match DOMLex's behavior with DirectLex's,
but it was off by default. By turning it on by default, users now enjoy these
benefits, and performance-minded users can turn it back off.

Also, several refinements to stray angled bracket parsing was made. Specifically:

* DirectLex: Handle each left angled bracket individually, which prevents
  strange behavior as reported by eon.
* DOMLex: Iterate aggressive lt fix, so that stacked brackets like << are
  handled.

Signed-off-by: Edward Z. Yang <edwardzyang@thewritingpot.com>
2008-07-07 08:52:29 -04:00
Edward Z. Yang
700d5bcbfc Implement %AutoFormat.RemoveEmpty, end to start ref, and injector rewind.
Injector rewind: Injectors can now use the method rewind() in order to move
the input index backwards, so that they can reprocess tokens (other injectors
are not affected by a rewind). This functionality was necessary to implement
nested node removals in %AutoFormat.RemoveEmpty.

End to start ref: To facilitate rewinding, HTMLPurifier_Token_End now
maintains a reference called $start to the starting token for their node.

%AutoFormat.RemoveEmpty removes empty nodes. Lots of people have requested
it, so here is a partially effective implementation. Because it is implemented
as an Injector, it's not possible for it to handle newly introduced empty
nodes by later validators, specifically auto-closing and child validation.
The Injector is only meant to be used on HTML-ish languages.

Signed-off-by: Edward Z. Yang <edwardzyang@thewritingpot.com>
2008-06-27 16:09:14 -04:00
Edward Z. Yang
24f6db6fb2 [3.1.2] Add %Output.SortAttr to deal with FCKeditor bug
If %Output.SortAttr is true, attributes are sorted to be
in alphabetical order. This was requested by frank farmer.

See also: http://htmlpurifier.org/phorum/read.php?2,1576

Signed-off-by: Edward Z. Yang <edwardzyang@thewritingpot.com>
2008-06-24 22:36:27 -04:00
Edward Z. Yang
463aa3a0fa [3.1.1] General munge improvements
- Add CurrentCSSProperty context variable
- Move Munge to its own class, derived off of SecureMunge.
- Rename %URI.SecureMunge to %URI.Munge
- Rename %URI.SecureMungeSecretKey to %URI.MungeSecretKey
- Add extra substitutions for munge

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1803 48356398-32a2-884e-a903-53898d9a118a
2008-06-18 03:29:27 +00:00
Edward Z. Yang
36bd06d53e [3.1.1] Implement SafeEmbed. Also, miscellaneous bugfixes.
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1781 48356398-32a2-884e-a903-53898d9a118a
2008-06-10 01:18:03 +00:00
Edward Z. Yang
322288e6c0 [3.1.1] Implement %URI.SecureMunge and %URI.SecureMungeSecretKey, thanks Chris!
- URIFilter->prepare can return false in order to abort loading of the filter
- Implemented post URI filtering. Set member variable $post to true to set a URIFilter as such.

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1772 48356398-32a2-884e-a903-53898d9a118a
2008-05-26 16:26:47 +00:00
Edward Z. Yang
917d2ea5ef [3.1.1] More ConfigSchema optimizations: degenerate form can accommodate type and allow_null
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1766 48356398-32a2-884e-a903-53898d9a118a
2008-05-23 17:10:26 +00:00
Edward Z. Yang
895141e0b5 [3.1.1] Further optimize ConfigSchema by eliminating stdclass when only type is set.
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1765 48356398-32a2-884e-a903-53898d9a118a
2008-05-23 17:00:58 +00:00
Edward Z. Yang
8ab30e24b7 [3.1.1] Memory optimizations for ConfigSchema. Changes include:
- Elimination of ConfigDef and subclasses in favor of stdclass. Most property names stay the same
- Added benchmark script for ConfigSchema
- Types are internally handled as magic integers. Use HTMLPurifier_VarParser->getTypeName to convert to human readable form. HTMLPurifier_VarParser still accepts strings.
- Parser in config schema only used for legacy interface


git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1764 48356398-32a2-884e-a903-53898d9a118a
2008-05-23 16:43:24 +00:00
Edward Z. Yang
eb9f9bc7f6 [3.1.1] Round up imagecrash support with HTML.MaxImgLength
- Add $max to AttrDef/HTML/Pixels.php
- Add %HTML.MaxImgLength
- CSS width/height allows percents when MaxImgLength is disabled


git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1762 48356398-32a2-884e-a903-53898d9a118a
2008-05-23 02:09:43 +00:00
Edward Z. Yang
1a95852007 [3.1.1] Implement more robust imagecrash protection for CSS width/height.
- Change API for HTMLPurifier_AttrDef_CSS_Length
- Implement HTMLPurifier_AttrDef_Switch class
- Implement HTMLPurifier_Length->compareTo, and make make() accept object instances

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1754 48356398-32a2-884e-a903-53898d9a118a
2008-05-21 01:56:48 +00:00
Edward Z. Yang
1ba77fedd4 [3.1.0] Implement DenyElementDecorator for imagecrash-protection against CSS width/height
- Misc doc changes
- Add missing inheritance for AttrDef_CSS decorators


git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1684 48356398-32a2-884e-a903-53898d9a118a
2008-04-22 22:28:54 +00:00
Edward Z. Yang
4fe475c57f [3.1.0] Implement %HTML.Forbidden*
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1671 48356398-32a2-884e-a903-53898d9a118a
2008-04-22 07:16:49 +00:00
Edward Z. Yang
e1876c18ad [3.1.0] Deprecate addFilter; set up Filter namespace
- Added EXTERNAL dependency config-schema value
- Fix safe bug in Printer_HTMLDefinition
- Fixed broken smoketests

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1669 48356398-32a2-884e-a903-53898d9a118a
2008-04-22 06:40:04 +00:00
Edward Z. Yang
39be09ee14 [3.1.0] Add support for deprecated and version in configdoc
- Hide deprecated elements from ToC
- %HTML.Doctype takes null instead of empty string; this shouldn't affect anyone

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1666 48356398-32a2-884e-a903-53898d9a118a
2008-04-22 02:19:40 +00:00
Edward Z. Yang
949f605857 [3.1.0] Feature parity with configdoc rewrite
- Abolish most classes in ConfigDoc except for HTMLXSLTProcessor
- Implement Builder_Xml using XmlWriter
- Add some convenience functions

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1665 48356398-32a2-884e-a903-53898d9a118a
2008-04-22 01:58:06 +00:00
Edward Z. Yang
51cbb72649 [3.1.0] Landed modified patch by Braden Anderson for %CSS.AllowedProperties
- Fix broken ConfigSchema build, as well as broken aliases
- Remove another advisory property from runtime ConfigSchema classes
- Reorder flush script to more accurately reflect dependencies
- Remove some aliases from unit tests

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1635 48356398-32a2-884e-a903-53898d9a118a
2008-03-30 21:44:16 +00:00
Edward Z. Yang
bd64a8346d Reorganize VarParser; there may be multiple implementations.
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1602 48356398-32a2-884e-a903-53898d9a118a
2008-03-05 03:51:09 +00:00
Edward Z. Yang
7480e7b956 [3.1.0] Split out VarParser from ConfigSchema
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1601 48356398-32a2-884e-a903-53898d9a118a
2008-03-04 15:06:00 +00:00
Edward Z. Yang
2cc535ad84 [3.1.0] Support for display/visibility CSS with %CSS.AllowTricky
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1579 48356398-32a2-884e-a903-53898d9a118a
2008-02-25 22:05:49 +00:00
Edward Z. Yang
30eb982961 [3.1.0] Add support for !important, with %CSS.AllowImportant
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1578 48356398-32a2-884e-a903-53898d9a118a
2008-02-25 21:58:17 +00:00
Edward Z. Yang
b5f1c76ee8 [3.1.0] Implement Proprietary HTML module with <marquee>
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1572 48356398-32a2-884e-a903-53898d9a118a
2008-02-20 00:53:09 +00:00
Edward Z. Yang
35f8b3c801 Transition is complete! Cleanup and class rearrangement now necessary.
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1539 48356398-32a2-884e-a903-53898d9a118a
2008-02-10 20:34:39 +00:00