deac/instiki
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

URL autolinking bypasses inlined HTML (or any other URL preceded by double or single quote)

Browse source
This commit is contained in:
Alexey Verkhovsky 2005-02-20 09:28:41 +00:00
parent 3e7610c0cd
commit b1b04e1af4
4 changed files with 44 additions and 28 deletions
Download patch file Download diff file Expand all files Collapse all files

57
app/models/chunks/uri.rb
View file

@ -61,19 +61,20 @@ class URIChunk < Chunk::Abstract
PORT = '\\d*'
INTERNET_URI =
"(?:(#{SCHEME}):/{0,2})?" + # Optional scheme: (\1)
"(?:(#{USERINFO})@)?" + # Optional userinfo@ (\2)
"(#{INTERNET_HOSTNAME})" + # Mandatory hostname (\3)
"(?::(#{PORT}))?" + # Optional :port (\4)
"(#{ABS_PATH})?" + # Optional absolute path (\5)
"(?:\\?(#{QUERY}))?" + # Optional ?query (\6)
"(?:\\#(#{FRAGMENT}))?" + # Optional #fragment (\7)
'(?=\.?(?:\s|\)|\z))' # ends only with
# optional dot + space or ")" or end of string
"(?:(#{SCHEME}):/{0,2})?" + # Optional scheme: (\1)
"(?:(#{USERINFO})@)?" + # Optional userinfo@ (\2)
"(#{INTERNET_HOSTNAME})" + # Mandatory hostname (\3)
"(?::(#{PORT}))?" + # Optional :port (\4)
"(#{ABS_PATH})?" + # Optional absolute path (\5)
"(?:\\?(#{QUERY}))?" + # Optional ?query (\6)
"(?:\\#(#{FRAGMENT}))?" + # Optional #fragment (\7)
'(?=\.?(?:\s|\)|\z))' # ends only with optional dot + space or ")"
# or end of the string
TEXTILE_SYNTAX_PREFIX = '(!|\"\:)?' # ! or ":
SUSPICIOUS_PRECEDING_CHARACTER = '(!|\"\:|\"|\\\')?' # any of !, ":, ", '
INTERNET_URI_REGEXP = Regexp.new(TEXTILE_SYNTAX_PREFIX + INTERNET_URI, Regexp::EXTENDED, 'N')
INTERNET_URI_REGEXP =
Regexp.new(SUSPICIOUS_PRECEDING_CHARACTER + INTERNET_URI, Regexp::EXTENDED, 'N')
end
@ -86,7 +87,7 @@ class URIChunk < Chunk::Abstract
def self.apply_to(content)
content.gsub!( self.pattern ) do |matched_text|
chunk = self.new($~)
if chunk.textile_url? or chunk.textile_image?
if chunk.avoid_autolinking?
# do not substitute
matched_text
else
@ -99,17 +100,13 @@ class URIChunk < Chunk::Abstract
def initialize(match_data)
super(match_data)
@link_text = match_data[0]
@textile_prefix, @original_scheme, @user, @host, @port, @path, @query, @fragment =
match_data[1..-1]
@suspicious_preceding_character = match_data[1]
@original_scheme, @user, @host, @port, @path, @query, @fragment = match_data[2..-1]
treat_trailing_character
end
def textile_url?
@textile_prefix == '":'
end
def textile_image?
@textile_prefix == '!' and @trailing_punctuation == '!'
def avoid_autolinking?
not @suspicious_preceding_character.nil?
end
def treat_trailing_character
@ -121,6 +118,8 @@ class URIChunk < Chunk::Abstract
@trailing_punctuation = last_char
@link_text.chop!
[@original_scheme, @user, @host, @port, @path, @query, @fragment].compact.last.chop!
else
@trailing_punctuation = nil
end
end
@ -174,15 +173,17 @@ class LocalURIChunk < URIChunk
# The basic URI expression as a string
# Scheme and hostname are mandatory
LOCAL_URI =
"(?:(#{SCHEME})://)+" + # Mandatory scheme:// (\1)
"(?:(#{USERINFO})@)?" + # Optional userinfo@ (\2)
"(#{ANY_HOSTNAME})" + # Mandatory hostname (\3)
"(?::(#{PORT}))?" + # Optional :port (\4)
"(#{ABS_PATH})?" + # Optional absolute path (\5)
"(?:\\?(#{QUERY}))?" + # Optional ?query (\6)
"(?:\\#(#{FRAGMENT}))?" # Optional #fragment (\7)
"(?:(#{SCHEME})://)+" + # Mandatory scheme:// (\1)
"(?:(#{USERINFO})@)?" + # Optional userinfo@ (\2)
"(#{ANY_HOSTNAME})" + # Mandatory hostname (\3)
"(?::(#{PORT}))?" + # Optional :port (\4)
"(#{ABS_PATH})?" + # Optional absolute path (\5)
"(?:\\?(#{QUERY}))?" + # Optional ?query (\6)
"(?:\\#(#{FRAGMENT}))?" + # Optional #fragment (\7)
'(?=\.?(?:\s|\)|\z))' # ends only with optional dot + space or ")"
# or end of the string
LOCAL_URI_REGEXP = Regexp.new(TEXTILE_SYNTAX_PREFIX + LOCAL_URI, Regexp::EXTENDED, 'N')
LOCAL_URI_REGEXP = Regexp.new(SUSPICIOUS_PRECEDING_CHARACTER + LOCAL_URI, Regexp::EXTENDED, 'N')
end
def LocalURIChunk.pattern