class MIME::Media::Parser
Parser
for MIME::Media
Constants
- APP_HTTP
APP_HTTP_RGX = %r{^application/http}.freeze
- HMD_RGX
- MPS
- MP_RGX1
- MP_RGX2
Attributes
lines[RW]
target[RW]
Public Class Methods
new()
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# File lib/safrano/multipart.rb, line 23 def initialize @state = :h @lines = [] @target_hd = {} @target_ct = nil @sep = CRLF end
Public Instance Methods
addline(line)
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# File lib/safrano/multipart.rb, line 31 def addline(line) @lines << line end
hook_multipart(content_type, boundary)
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# File lib/safrano/multipart.rb, line 105 def hook_multipart(content_type, boundary) @target_hd[CTT_TYPE_LC] = content_type @target_ct = @target_hd[CTT_TYPE_LC] @target = multipart_content(boundary) @target.hd = @target_hd @target.ct = @target_ct @state = :bmp end
multipart_content(boundary)
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# File lib/safrano/multipart.rb, line 101 def multipart_content(boundary) MIME::Content::Multipart::Base.new(boundary) end
new_content()
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# File lib/safrano/multipart.rb, line 118 def new_content @target = if @target_ct.start_with?(MPS) && (md = (MP_RGX1.match(@target_ct[10..-1]) || MP_RGX2.match(@target_ct[10..-1]))) multipart_content(md[2].strip) elsif @target_ct.start_with?(APP_HTTP) MIME::Content::Application::Http.new else MIME::Content::Text::Plain.new end @target.hd.merge! @target_hd @target.ct = @target_ct @target.level = @level @state = @target.is_a?(MIME::Content::Multipart::Base) ? :bmp : :b end
parse(level: 0)
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# File lib/safrano/multipart.rb, line 87 def parse(level: 0) @level = level return unless @lines @lines.each do |line| parse_line(line) end # Warning: recursive here @target.parser.parse(level: level) @target.parser = nil @lines = nil @target end
parse_first_part(line)
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# File lib/safrano/multipart.rb, line 35 def parse_first_part(line) if @target.parser.next_part(line) @state = :next_part # this is for when there is only one part # (first part is the last one) elsif @target.parser.last_part(line) @state = :end else @target.parser.addline(line) end end
parse_head(line)
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# File lib/safrano/multipart.rb, line 57 def parse_head(line) if (hmd = HMD_RGX.match(line)) @target_hd[hmd[1].downcase] = hmd[2].strip elsif CRLF == line @target_ct = @target_hd[CTT_TYPE_LC] || TEXT_PLAIN @state = new_content end end
parse_line(line)
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# File lib/safrano/multipart.rb, line 68 def parse_line(line) case @state when :h parse_head(line) when :b @target.parser.addline(line) when :bmp @state = :first_part if @target.parser.first_part(line) when :first_part parse_first_part(line) when :next_part parse_next_part(line) end end
parse_lines(inp, level: 0)
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# File lib/safrano/multipart.rb, line 134 def parse_lines(inp, level: 0) @lines = inp parse(level: level) end
parse_next_part(line)
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# File lib/safrano/multipart.rb, line 47 def parse_next_part(line) if @target.parser.next_part(line) elsif @target.parser.last_part(line) @state = :end else @target.parser.addline(line) end end
parse_str(inpstr, level: 0)
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# File lib/safrano/multipart.rb, line 139 def parse_str(inpstr, level: 0) # we need to keep the line separators --> use io.readlines if inpstr.respond_to?(:readlines) @lines = inpstr.readlines(@sep) else # rack input wrapper only has gets but not readlines sepsave = $INPUT_RECORD_SEPARATOR $INPUT_RECORD_SEPARATOR = @sep while (line = inpstr.gets) @lines << line end $INPUT_RECORD_SEPARATOR = sepsave end # tmp hack for test-tools that convert CRLF in payload to LF :-( if @lines.size == 1 @sep = LF @lines = @lines.first.split(LF).map { |xline| "#{xline}#{CRLF}" } end parse(level: level) end
parse_string(inpstr, level: 0)
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# File lib/safrano/multipart.rb, line 161 def parse_string(inpstr, level: 0) @lines = inpstr.split(@sep) if @lines.size == 1 @sep = LF @lines = @lines.first.split(LF) end # split is not keeping the separator, we re-add it @lines = @lines.map { |line| "#{line}#{CRLF}" } parse(level: level) end