libraries/erb.rb in Pimki-1.3.092 vs libraries/erb.rb in Pimki-1.4.092
- old
+ new
@@ -1,490 +1,490 @@
-# Tiny eRuby --- ERB2
-# Copyright (c) 1999-2000,2002,2003 Masatoshi SEKI
-# You can redistribute it and/or modify it under the same terms as Ruby.
-
-class ERB
- Revision = '$Date: 2004/11/09 02:03:12 $' #'
-
- def self.version
- "erb.rb [2.0.4 #{ERB::Revision.split[1]}]"
- end
-end
-
-# ERB::Compiler
-class ERB
- class Compiler
- class PercentLine
- def initialize(str)
- @value = str
- end
- attr_reader :value
- alias :to_s :value
- end
-
- class Scanner
- SplitRegexp = /(<%%)|(%%>)|(<%=)|(<%#)|(<%)|(%>)|(\n)/
-
- @scanner_map = {}
- def self.regist_scanner(klass, trim_mode, percent)
- @scanner_map[[trim_mode, percent]] = klass
- end
-
- def self.default_scanner=(klass)
- @default_scanner = klass
- end
-
- def self.make_scanner(src, trim_mode, percent)
- klass = @scanner_map.fetch([trim_mode, percent], @default_scanner)
- klass.new(src, trim_mode, percent)
- end
-
- def initialize(src, trim_mode, percent)
- @src = src
- @stag = nil
- end
- attr_accessor :stag
-
- def scan; end
- end
-
- class TrimScanner < Scanner
- TrimSplitRegexp = /(<%%)|(%%>)|(<%=)|(<%#)|(<%)|(%>\n)|(%>)|(\n)/
-
- def initialize(src, trim_mode, percent)
- super
- @trim_mode = trim_mode
- @percent = percent
- if @trim_mode == '>'
- @scan_line = self.method(:trim_line1)
- elsif @trim_mode == '<>'
- @scan_line = self.method(:trim_line2)
- elsif @trim_mode == '-'
- @scan_line = self.method(:explicit_trim_line)
- else
- @scan_line = self.method(:scan_line)
- end
- end
- attr_accessor :stag
-
- def scan(&block)
- @stag = nil
- if @percent
- @src.each do |line|
- percent_line(line, &block)
- end
- else
- @src.each do |line|
- @scan_line.call(line, &block)
- end
- end
- nil
- end
-
- def percent_line(line, &block)
- if @stag || line[0] != ?%
- return @scan_line.call(line, &block)
- end
-
- line[0] = ''
- if line[0] == ?%
- @scan_line.call(line, &block)
- else
- yield(PercentLine.new(line.chomp))
- end
- end
-
- def scan_line(line)
- line.split(SplitRegexp).each do |token|
- next if token.empty?
- yield(token)
- end
- end
-
- def trim_line1(line)
- line.split(TrimSplitRegexp).each do |token|
- next if token.empty?
- if token == "%>\n"
- yield('%>')
- yield(:cr)
- break
- end
- yield(token)
- end
- end
-
- def trim_line2(line)
- head = nil
- line.split(TrimSplitRegexp).each do |token|
- next if token.empty?
- head = token unless head
- if token == "%>\n"
- yield('%>')
- if is_erb_stag?(head)
- yield(:cr)
- else
- yield("\n")
- end
- break
- end
- yield(token)
- end
- end
-
- ExplicitTrimRegexp = /(^[ \t]*<%-)|(-%>\n?\z)|(<%-)|(-%>)|(<%%)|(%%>)|(<%=)|(<%#)|(<%)|(%>)|(\n)/
- def explicit_trim_line(line)
- line.split(ExplicitTrimRegexp).each do |token|
- next if token.empty?
- if @stag.nil? && /[ \t]*<%-/ =~ token
- yield('<%')
- elsif @stag && /-%>\n/ =~ token
- yield('%>')
- yield(:cr)
- elsif @stag && token == '-%>'
- yield('%>')
- else
- yield(token)
- end
- end
- end
-
- ERB_STAG = %w(<%= <%# <%)
- def is_erb_stag?(s)
- ERB_STAG.member?(s)
- end
- end
-
- Scanner.default_scanner = TrimScanner
-
- class SimpleScanner < Scanner
- def scan
- @src.each do |line|
- line.split(SplitRegexp).each do |token|
- next if token.empty?
- yield(token)
- end
- end
- end
- end
-
- Scanner.regist_scanner(SimpleScanner, nil, false)
-
- begin
- require 'strscan'
- class SimpleScanner2 < Scanner
- def scan
- stag_reg = /(.*?)(<%%|<%=|<%#|<%|\n|\z)/
- etag_reg = /(.*?)(%%>|%>|\n|\z)/
- scanner = StringScanner.new(@src)
- while ! scanner.eos?
- scanner.scan(@stag ? etag_reg : stag_reg)
- text = scanner[1]
- elem = scanner[2]
- yield(text) unless text.empty?
- yield(elem) unless elem.empty?
- end
- end
- end
- Scanner.regist_scanner(SimpleScanner2, nil, false)
-
- class PercentScanner < Scanner
- def scan
- new_line = true
- stag_reg = /(.*?)(<%%|<%=|<%#|<%|\n|\z)/
- etag_reg = /(.*?)(%%>|%>|\n|\z)/
- scanner = StringScanner.new(@src)
- while ! scanner.eos?
- if new_line && @stag.nil?
- if scanner.scan(/%%/)
- yield('%')
- new_line = false
- next
- elsif scanner.scan(/%/)
- yield(PercentLine.new(scanner.scan(/.*?(\n|\z)/).chomp))
- next
- end
- end
- scanner.scan(@stag ? etag_reg : stag_reg)
- text = scanner[1]
- elem = scanner[2]
- yield(text) unless text.empty?
- yield(elem) unless elem.empty?
- new_line = (elem == "\n")
- end
- end
- end
- Scanner.regist_scanner(PercentScanner, nil, true)
-
- class ExplicitScanner < Scanner
- def scan
- new_line = true
- stag_reg = /(.*?)(<%%|<%=|<%#|<%-|<%|\n|\z)/
- etag_reg = /(.*?)(%%>|-%>|%>|\n|\z)/
- scanner = StringScanner.new(@src)
- while ! scanner.eos?
- if new_line && @stag.nil? && scanner.scan(/[ \t]*<%-/)
- yield('<%')
- new_line = false
- next
- end
- scanner.scan(@stag ? etag_reg : stag_reg)
- text = scanner[1]
- elem = scanner[2]
- new_line = (elem == "\n")
- yield(text) unless text.empty?
- if elem == '-%>'
- yield('%>')
- if scanner.scan(/(\n|\z)/)
- yield(:cr)
- new_line = true
- end
- elsif elem == '<%-'
- yield('<%')
- else
- yield(elem) unless elem.empty?
- end
- end
- end
- end
- Scanner.regist_scanner(ExplicitScanner, '-', false)
-
- rescue LoadError
- end
-
- class Buffer
- def initialize(compiler)
- @compiler = compiler
- @line = []
- @script = ''
- @compiler.pre_cmd.each do |x|
- push(x)
- end
- end
- attr_reader :script
-
- def push(cmd)
- @line << cmd
- end
-
- def cr
- @script << (@line.join('; '))
- @line = []
- @script << "\n"
- end
-
- def close
- return unless @line
- @compiler.post_cmd.each do |x|
- push(x)
- end
- @script << (@line.join('; '))
- @line = nil
- end
- end
-
- class Buffer16 < Buffer
- def initialize(compiler)
- super(compiler)
- @script = []
- end
-
- def script
- @script.join('')
- end
- end
-
- def make_buffer
- if RUBY_VERSION > '1.8'
- Buffer.new(self)
- else
- Buffer16.new(self)
- end
- end
-
- def compile(s)
- out = make_buffer
-
- content = ''
- scanner = make_scanner(s)
- scanner.scan do |token|
- if scanner.stag.nil?
- case token
- when PercentLine
- out.push("#{@put_cmd} #{content.dump}") if content.size > 0
- content = ''
- out.push(token.to_s)
- out.cr
- when :cr
- out.cr
- when '<%', '<%=', '<%#'
- scanner.stag = token
- out.push("#{@put_cmd} #{content.dump}") if content.size > 0
- content = ''
- when "\n"
- content << "\n"
- out.push("#{@put_cmd} #{content.dump}")
- out.cr
- content = ''
- when '<%%'
- content << '<%'
- else
- content << token
- end
- else
- case token
- when '%>'
- case scanner.stag
- when '<%'
- if content[-1] == ?\n
- content.chop!
- out.push(content)
- out.cr
- else
- out.push(content)
- end
- when '<%='
- out.push("#{@put_cmd}((#{content}).to_s)")
- when '<%#'
- # out.push("# #{content.dump}")
- end
- scanner.stag = nil
- content = ''
- when '%%>'
- content << '%>'
- else
- content << token
- end
- end
- end
- out.push("#{@put_cmd} #{content.dump}") if content.size > 0
- out.close
- out.script
- end
-
- def prepare_trim_mode(mode)
- case mode
- when 1
- return [false, '>']
- when 2
- return [false, '<>']
- when 0
- return [false, nil]
- when String
- perc = mode.include?('%')
- if mode.include?('-')
- return [perc, '-']
- elsif mode.include?('<>')
- return [perc, '<>']
- elsif mode.include?('>')
- return [perc, '>']
- else
- [perc, nil]
- end
- else
- return [false, nil]
- end
- end
-
- def make_scanner(src)
- Scanner.make_scanner(src, @trim_mode, @percent)
- end
-
- def initialize(trim_mode)
- @percent, @trim_mode = prepare_trim_mode(trim_mode)
- @put_cmd = 'print'
- @pre_cmd = []
- @post_cmd = []
- end
- attr_reader :percent, :trim_mode
- attr_accessor :put_cmd, :pre_cmd, :post_cmd
- end
-end
-
-# ERB
-class ERB
- def initialize(str, safe_level=nil, trim_mode=nil, eoutvar='_erbout')
- @safe_level = safe_level
- compiler = ERB::Compiler.new(trim_mode)
- set_eoutvar(compiler, eoutvar)
- @src = compiler.compile(str)
- end
- attr :src
-
- def set_eoutvar(compiler, eoutvar = '_erbout')
- compiler.put_cmd = "#{eoutvar}.concat"
-
- cmd = []
- cmd.push "#{eoutvar} = ''"
-
- compiler.pre_cmd = cmd
-
- cmd = []
- cmd.push(eoutvar)
-
- compiler.post_cmd = cmd
- end
-
- def run(b=TOPLEVEL_BINDING)
- print self.result(b)
- end
-
- def result(b=TOPLEVEL_BINDING)
- if @safe_level
- th = Thread.start {
- $SAFE = @safe_level
- eval(@src, b)
- }
- return th.value
- else
- return eval(@src, b)
- end
- end
-
- def def_method(mod, methodname, fname='(ERB)')
- mod.module_eval("def #{methodname}\n" + self.src + "\nend\n", fname, 0)
- end
-
- def def_module(methodname='erb')
- mod = Module.new
- def_method(mod, methodname)
- mod
- end
-
- def def_class(superklass=Object, methodname='result')
- cls = Class.new(superklass)
- def_method(cls, methodname)
- cls
- end
-end
-
-# ERB::Util
-class ERB
- module Util
- public
- def html_escape(s)
- s.to_s.gsub(/&/, "&").gsub(/\"/, """).gsub(/>/, ">").gsub(/</, "<")
- end
- alias h html_escape
-
- def url_encode(s)
- s.to_s.gsub(/[^a-zA-Z0-9_\-.]/n){ sprintf("%%%02X", $&.unpack("C")[0]) }
- end
- alias u url_encode
- end
-end
-
-# ERB::DefMethod
-class ERB
- module DefMethod
- public
- def def_erb_method(methodname, erb)
- if erb.kind_of? String
- fname = erb
- File.open(fname) {|f| erb = ERB.new(f.read) }
- erb.def_method(self, methodname, fname)
- else
- erb.def_method(self, methodname)
- end
- end
- module_function :def_erb_method
- end
-end
+# Tiny eRuby --- ERB2
+# Copyright (c) 1999-2000,2002,2003 Masatoshi SEKI
+# You can redistribute it and/or modify it under the same terms as Ruby.
+
+class ERB
+ Revision = '$Date: 2004/11/09 02:03:12 $' #'
+
+ def self.version
+ "erb.rb [2.0.4 #{ERB::Revision.split[1]}]"
+ end
+end
+
+# ERB::Compiler
+class ERB
+ class Compiler
+ class PercentLine
+ def initialize(str)
+ @value = str
+ end
+ attr_reader :value
+ alias :to_s :value
+ end
+
+ class Scanner
+ SplitRegexp = /(<%%)|(%%>)|(<%=)|(<%#)|(<%)|(%>)|(\n)/
+
+ @scanner_map = {}
+ def self.regist_scanner(klass, trim_mode, percent)
+ @scanner_map[[trim_mode, percent]] = klass
+ end
+
+ def self.default_scanner=(klass)
+ @default_scanner = klass
+ end
+
+ def self.make_scanner(src, trim_mode, percent)
+ klass = @scanner_map.fetch([trim_mode, percent], @default_scanner)
+ klass.new(src, trim_mode, percent)
+ end
+
+ def initialize(src, trim_mode, percent)
+ @src = src
+ @stag = nil
+ end
+ attr_accessor :stag
+
+ def scan; end
+ end
+
+ class TrimScanner < Scanner
+ TrimSplitRegexp = /(<%%)|(%%>)|(<%=)|(<%#)|(<%)|(%>\n)|(%>)|(\n)/
+
+ def initialize(src, trim_mode, percent)
+ super
+ @trim_mode = trim_mode
+ @percent = percent
+ if @trim_mode == '>'
+ @scan_line = self.method(:trim_line1)
+ elsif @trim_mode == '<>'
+ @scan_line = self.method(:trim_line2)
+ elsif @trim_mode == '-'
+ @scan_line = self.method(:explicit_trim_line)
+ else
+ @scan_line = self.method(:scan_line)
+ end
+ end
+ attr_accessor :stag
+
+ def scan(&block)
+ @stag = nil
+ if @percent
+ @src.each do |line|
+ percent_line(line, &block)
+ end
+ else
+ @src.each do |line|
+ @scan_line.call(line, &block)
+ end
+ end
+ nil
+ end
+
+ def percent_line(line, &block)
+ if @stag || line[0] != ?%
+ return @scan_line.call(line, &block)
+ end
+
+ line[0] = ''
+ if line[0] == ?%
+ @scan_line.call(line, &block)
+ else
+ yield(PercentLine.new(line.chomp))
+ end
+ end
+
+ def scan_line(line)
+ line.split(SplitRegexp).each do |token|
+ next if token.empty?
+ yield(token)
+ end
+ end
+
+ def trim_line1(line)
+ line.split(TrimSplitRegexp).each do |token|
+ next if token.empty?
+ if token == "%>\n"
+ yield('%>')
+ yield(:cr)
+ break
+ end
+ yield(token)
+ end
+ end
+
+ def trim_line2(line)
+ head = nil
+ line.split(TrimSplitRegexp).each do |token|
+ next if token.empty?
+ head = token unless head
+ if token == "%>\n"
+ yield('%>')
+ if is_erb_stag?(head)
+ yield(:cr)
+ else
+ yield("\n")
+ end
+ break
+ end
+ yield(token)
+ end
+ end
+
+ ExplicitTrimRegexp = /(^[ \t]*<%-)|(-%>\n?\z)|(<%-)|(-%>)|(<%%)|(%%>)|(<%=)|(<%#)|(<%)|(%>)|(\n)/
+ def explicit_trim_line(line)
+ line.split(ExplicitTrimRegexp).each do |token|
+ next if token.empty?
+ if @stag.nil? && /[ \t]*<%-/ =~ token
+ yield('<%')
+ elsif @stag && /-%>\n/ =~ token
+ yield('%>')
+ yield(:cr)
+ elsif @stag && token == '-%>'
+ yield('%>')
+ else
+ yield(token)
+ end
+ end
+ end
+
+ ERB_STAG = %w(<%= <%# <%)
+ def is_erb_stag?(s)
+ ERB_STAG.member?(s)
+ end
+ end
+
+ Scanner.default_scanner = TrimScanner
+
+ class SimpleScanner < Scanner
+ def scan
+ @src.each do |line|
+ line.split(SplitRegexp).each do |token|
+ next if token.empty?
+ yield(token)
+ end
+ end
+ end
+ end
+
+ Scanner.regist_scanner(SimpleScanner, nil, false)
+
+ begin
+ require 'strscan'
+ class SimpleScanner2 < Scanner
+ def scan
+ stag_reg = /(.*?)(<%%|<%=|<%#|<%|\n|\z)/
+ etag_reg = /(.*?)(%%>|%>|\n|\z)/
+ scanner = StringScanner.new(@src)
+ while ! scanner.eos?
+ scanner.scan(@stag ? etag_reg : stag_reg)
+ text = scanner[1]
+ elem = scanner[2]
+ yield(text) unless text.empty?
+ yield(elem) unless elem.empty?
+ end
+ end
+ end
+ Scanner.regist_scanner(SimpleScanner2, nil, false)
+
+ class PercentScanner < Scanner
+ def scan
+ new_line = true
+ stag_reg = /(.*?)(<%%|<%=|<%#|<%|\n|\z)/
+ etag_reg = /(.*?)(%%>|%>|\n|\z)/
+ scanner = StringScanner.new(@src)
+ while ! scanner.eos?
+ if new_line && @stag.nil?
+ if scanner.scan(/%%/)
+ yield('%')
+ new_line = false
+ next
+ elsif scanner.scan(/%/)
+ yield(PercentLine.new(scanner.scan(/.*?(\n|\z)/).chomp))
+ next
+ end
+ end
+ scanner.scan(@stag ? etag_reg : stag_reg)
+ text = scanner[1]
+ elem = scanner[2]
+ yield(text) unless text.empty?
+ yield(elem) unless elem.empty?
+ new_line = (elem == "\n")
+ end
+ end
+ end
+ Scanner.regist_scanner(PercentScanner, nil, true)
+
+ class ExplicitScanner < Scanner
+ def scan
+ new_line = true
+ stag_reg = /(.*?)(<%%|<%=|<%#|<%-|<%|\n|\z)/
+ etag_reg = /(.*?)(%%>|-%>|%>|\n|\z)/
+ scanner = StringScanner.new(@src)
+ while ! scanner.eos?
+ if new_line && @stag.nil? && scanner.scan(/[ \t]*<%-/)
+ yield('<%')
+ new_line = false
+ next
+ end
+ scanner.scan(@stag ? etag_reg : stag_reg)
+ text = scanner[1]
+ elem = scanner[2]
+ new_line = (elem == "\n")
+ yield(text) unless text.empty?
+ if elem == '-%>'
+ yield('%>')
+ if scanner.scan(/(\n|\z)/)
+ yield(:cr)
+ new_line = true
+ end
+ elsif elem == '<%-'
+ yield('<%')
+ else
+ yield(elem) unless elem.empty?
+ end
+ end
+ end
+ end
+ Scanner.regist_scanner(ExplicitScanner, '-', false)
+
+ rescue LoadError
+ end
+
+ class Buffer
+ def initialize(compiler)
+ @compiler = compiler
+ @line = []
+ @script = ''
+ @compiler.pre_cmd.each do |x|
+ push(x)
+ end
+ end
+ attr_reader :script
+
+ def push(cmd)
+ @line << cmd
+ end
+
+ def cr
+ @script << (@line.join('; '))
+ @line = []
+ @script << "\n"
+ end
+
+ def close
+ return unless @line
+ @compiler.post_cmd.each do |x|
+ push(x)
+ end
+ @script << (@line.join('; '))
+ @line = nil
+ end
+ end
+
+ class Buffer16 < Buffer
+ def initialize(compiler)
+ super(compiler)
+ @script = []
+ end
+
+ def script
+ @script.join('')
+ end
+ end
+
+ def make_buffer
+ if RUBY_VERSION > '1.8'
+ Buffer.new(self)
+ else
+ Buffer16.new(self)
+ end
+ end
+
+ def compile(s)
+ out = make_buffer
+
+ content = ''
+ scanner = make_scanner(s)
+ scanner.scan do |token|
+ if scanner.stag.nil?
+ case token
+ when PercentLine
+ out.push("#{@put_cmd} #{content.dump}") if content.size > 0
+ content = ''
+ out.push(token.to_s)
+ out.cr
+ when :cr
+ out.cr
+ when '<%', '<%=', '<%#'
+ scanner.stag = token
+ out.push("#{@put_cmd} #{content.dump}") if content.size > 0
+ content = ''
+ when "\n"
+ content << "\n"
+ out.push("#{@put_cmd} #{content.dump}")
+ out.cr
+ content = ''
+ when '<%%'
+ content << '<%'
+ else
+ content << token
+ end
+ else
+ case token
+ when '%>'
+ case scanner.stag
+ when '<%'
+ if content[-1] == ?\n
+ content.chop!
+ out.push(content)
+ out.cr
+ else
+ out.push(content)
+ end
+ when '<%='
+ out.push("#{@put_cmd}((#{content}).to_s)")
+ when '<%#'
+ # out.push("# #{content.dump}")
+ end
+ scanner.stag = nil
+ content = ''
+ when '%%>'
+ content << '%>'
+ else
+ content << token
+ end
+ end
+ end
+ out.push("#{@put_cmd} #{content.dump}") if content.size > 0
+ out.close
+ out.script
+ end
+
+ def prepare_trim_mode(mode)
+ case mode
+ when 1
+ return [false, '>']
+ when 2
+ return [false, '<>']
+ when 0
+ return [false, nil]
+ when String
+ perc = mode.include?('%')
+ if mode.include?('-')
+ return [perc, '-']
+ elsif mode.include?('<>')
+ return [perc, '<>']
+ elsif mode.include?('>')
+ return [perc, '>']
+ else
+ [perc, nil]
+ end
+ else
+ return [false, nil]
+ end
+ end
+
+ def make_scanner(src)
+ Scanner.make_scanner(src, @trim_mode, @percent)
+ end
+
+ def initialize(trim_mode)
+ @percent, @trim_mode = prepare_trim_mode(trim_mode)
+ @put_cmd = 'print'
+ @pre_cmd = []
+ @post_cmd = []
+ end
+ attr_reader :percent, :trim_mode
+ attr_accessor :put_cmd, :pre_cmd, :post_cmd
+ end
+end
+
+# ERB
+class ERB
+ def initialize(str, safe_level=nil, trim_mode=nil, eoutvar='_erbout')
+ @safe_level = safe_level
+ compiler = ERB::Compiler.new(trim_mode)
+ set_eoutvar(compiler, eoutvar)
+ @src = compiler.compile(str)
+ end
+ attr :src
+
+ def set_eoutvar(compiler, eoutvar = '_erbout')
+ compiler.put_cmd = "#{eoutvar}.concat"
+
+ cmd = []
+ cmd.push "#{eoutvar} = ''"
+
+ compiler.pre_cmd = cmd
+
+ cmd = []
+ cmd.push(eoutvar)
+
+ compiler.post_cmd = cmd
+ end
+
+ def run(b=TOPLEVEL_BINDING)
+ print self.result(b)
+ end
+
+ def result(b=TOPLEVEL_BINDING)
+ if @safe_level
+ th = Thread.start {
+ $SAFE = @safe_level
+ eval(@src, b)
+ }
+ return th.value
+ else
+ return eval(@src, b)
+ end
+ end
+
+ def def_method(mod, methodname, fname='(ERB)')
+ mod.module_eval("def #{methodname}\n" + self.src + "\nend\n", fname, 0)
+ end
+
+ def def_module(methodname='erb')
+ mod = Module.new
+ def_method(mod, methodname)
+ mod
+ end
+
+ def def_class(superklass=Object, methodname='result')
+ cls = Class.new(superklass)
+ def_method(cls, methodname)
+ cls
+ end
+end
+
+# ERB::Util
+class ERB
+ module Util
+ public
+ def html_escape(s)
+ s.to_s.gsub(/&/, "&").gsub(/\"/, """).gsub(/>/, ">").gsub(/</, "<")
+ end
+ alias h html_escape
+
+ def url_encode(s)
+ s.to_s.gsub(/[^a-zA-Z0-9_\-.]/n){ sprintf("%%%02X", $&.unpack("C")[0]) }
+ end
+ alias u url_encode
+ end
+end
+
+# ERB::DefMethod
+class ERB
+ module DefMethod
+ public
+ def def_erb_method(methodname, erb)
+ if erb.kind_of? String
+ fname = erb
+ File.open(fname) {|f| erb = ERB.new(f.read) }
+ erb.def_method(self, methodname, fname)
+ else
+ erb.def_method(self, methodname)
+ end
+ end
+ module_function :def_erb_method
+ end
+end