fix privilege escalation vulnerability

src/General/Settings.coffee

@@ -392,8 +392,7 @@ Settings =
   boardnav: ->
     Header.generateBoardList @value
   time: ->
-    funk = Time.createFunc @value
-    @nextElementSibling.textContent = funk Time, new Date()
+    @nextElementSibling.textContent = Time.format @value, new Date()
   backlink: ->
     @nextElementSibling.textContent = @value.replace /%id/, '123456789'
   fileInfo: ->
@@ -407,8 +406,7 @@ Settings =
         dimensions: '1280x720'
         isImage: true
         isSpoiler: true
-    funk = FileInfo.createFunc @value
-    @nextElementSibling.innerHTML = funk FileInfo, data
+    @nextElementSibling.innerHTML = FileInfo.format @value, data
   favicon: ->
     Favicon.switch()
     Unread.update() if g.VIEW is 'thread' and Conf['Unread Favicon']

src/Images/Sauce.coffee

@@ -5,7 +5,7 @@ Sauce =
     links = []
     for link in Conf['sauces'].split '\n'
       try
-        links.push @createSauceLink link.trim() if link[0] isnt '#'
+        links.push link.trim() if link[0] isnt '#'
       catch err
         # Don't add random text plz.
     return unless links.length
@@ -14,29 +14,27 @@ Sauce =
     Post.callbacks.push
       name: 'Sauce'
       cb:   @node
-  createSauceLink: (link) ->
+  createSauceLink: (link, post, a) ->
     link = link.replace /%(T?URL|MD5|board|name)/g, (parameter) ->
-      return (if type = {
-        '%TURL':  'post.file.thumbURL'
-        '%URL':   'post.file.URL'
-        '%MD5':   'post.file.MD5'
-        '%board': 'post.board'
-        '%name':  'post.file.name'
+      if type = {
+        '%TURL':  post.file.thumbURL
+        '%URL':   post.file.URL
+        '%MD5':   post.file.MD5
+        '%board': post.board
+        '%name':  post.file.name
       }[parameter]
-        "' + encodeURIComponent(#{type}) + '"
+        encodeURIComponent(type)
       else
-        parameter)
+        parameter
     text = if m = link.match(/;text:(.+)$/) then m[1] else link.match(/(\w+)\.\w+\//)[1]
     link = link.replace /;text:.+$/, ''
-    Function 'post', 'a', """
-      a.href = '#{link}';
-      a.textContent = '#{text}';
-      return a;
-    """
+    a.href = link
+    a.textContent = text
+    a
   node: ->
     return if @isClone or !@file
     nodes = []
     for link in Sauce.links
       # \u00A0 is nbsp
-      nodes.push $.tn('\u00A0'), link @, Sauce.link.cloneNode true
+      nodes.push $.tn('\u00A0'), (Sauce.createSauceLink link, @, Sauce.link.cloneNode true)
     $.add @file.text, nodes

src/Miscellaneous/FileInfo.coffee

@@ -2,20 +2,18 @@ FileInfo =
   init: ->
     return if g.VIEW is 'catalog' or !Conf['File Info Formatting']
 
-    @funk = @createFunc Conf['fileInfo']
     Post.callbacks.push
       name: 'File Info Formatting'
       cb:   @node
   node: ->
     return if !@file or @isClone
-    @file.text.innerHTML = "<span class=file-info>#{FileInfo.funk FileInfo, @}</span>"
-  createFunc: (format) ->
-    code = format.replace /%(.)/g, (s, c) ->
+    @file.text.innerHTML = "<span class=file-info>#{FileInfo.format Conf['fileInfo'], @}</span>"
+  format: (formatString, post) ->
+    formatString.replace /%([A-Za-z])/g, (s, c) ->
       if c of FileInfo.formatters
-        "' + FileInfo.formatters.#{c}.call(post) + '"
+        FileInfo.formatters[c].call(post)
       else
         s
-    Function 'FileInfo', 'post', "return '#{code}'"
   convertUnit: (size, unit) ->
     if unit is 'B'
       return "#{size.toFixed()} Bytes"

src/Miscellaneous/Time.coffee

@@ -2,20 +2,18 @@ Time =
   init: ->
     return if g.VIEW is 'catalog' or !Conf['Time Formatting']
 
-    @funk = @createFunc Conf['time']
     Post.callbacks.push
       name: 'Time Formatting'
       cb:   @node
   node: ->
     return if @isClone
-    @nodes.date.textContent = Time.funk Time, @info.date
-  createFunc: (format) ->
-    code = format.replace /%([A-Za-z])/g, (s, c) ->
+    @nodes.date.textContent = Time.format Conf['time'], @info.date
+  format: (formatString, date) ->
+    formatString.replace /%([A-Za-z])/g, (s, c) ->
       if c of Time.formatters
-        "' + Time.formatters.#{c}.call(date) + '"
+        Time.formatters[c].call(date)
       else
         s
-    Function 'Time', 'date', "return '#{code}'"
   day: [
     'Sunday'
     'Monday'

src/Quotelinks/QuoteBacklink.coffee

@@ -14,8 +14,6 @@ QuoteBacklink =
   init: ->
     return if g.VIEW is 'catalog' or !Conf['Quote Backlinks']
 
-    format = Conf['backlink'].replace /%id/g, "' + id + '"
-    @funk  = Function 'id', "return '#{format}'"
     Post.callbacks.push
       name: 'Quote Backlinking Part 1'
       cb:   @firstNode
@@ -28,7 +26,7 @@ QuoteBacklink =
     a = $.el 'a',
       href: "/#{@board}/thread/#{@thread}#p#{@}"
       className: if @isHidden then 'filtered backlink' else 'backlink'
-      textContent: (QuoteBacklink.funk @ID) + (if markYours then '\u00A0(You)' else '')
+      textContent: (Conf['backlink'].replace /%id/, @ID) + (if markYours then '\u00A0(You)' else '')
     for quote in @quotes
       containers = [QuoteBacklink.getContainer quote]
       if (post = g.posts[quote]) and post.nodes.backlinkContainer