Class Texy::Modules::Smilies
In: lib/texy/modules/smilies.rb
Parent: Base

Automatic replacements module class

Methods

init   new   process_line  

Attributes

handler  [RW]  Proc that will be called with newly created element
icon_class  [RW] 
icons  [RW] 
root  [RW] 

Public Class methods

new(texy)

[Source]

# File lib/texy/modules/smilies.rb, line 45
            def initialize(texy)
                super
                self.allowed = false
                self.icons = {
                    ':-)' => 'smile.gif',
                    ':-(' => 'sad.gif',
                    ';-)' => 'wink.gif',
                    ':-D' => 'biggrin.gif',
                    '8-O' => 'eek.gif',
                    '8-)' => 'cool.gif',
                    ':-?' => 'confused.gif',
                    ':-x' => 'mad.gif',
                    ':-P' => 'razz.gif',
                    ':-|' => 'neutral.gif',
                }
                self.root = 'images/smilies/'
            end

Public Instance methods

init()

Module initialization.

[Source]

# File lib/texy/modules/smilies.rb, line 64
            def init
                if allowed
                    pattern = []

                    icons.each do |key, value|
                        pattern << Regexp.quote(key) + '+'
                    end

                    texy.register_line_pattern(
                        method(:process_line),
                        /(^|[\\x00-\\x20])?(#{pattern.join('|')})/
                    )
                end
            end
process_line(parser, matches)

Callback function: :-)

[Source]

# File lib/texy/modules/smilies.rb, line 80
            def process_line(parser, matches)
                # (rane) HACK: fix is workaround, because ruby's regexpes don't support lookbehind.
                fix, match = matches[1..2]
                fix = fix.to_s

                el = ImageElement.new(texy)
                el.modifier.title = match
                el.modifier.classes << icon_class if icon_class

                # find the closest match
                icons.each do |key, value|
                    if match[0, key.length] == key
                        el.image.set(value, root, true)
                        break
                    end
                end

                if handler
                    return fix unless handler.call(el)
                end

                fix + parser.element.append_child(el)
            end

[Validate]