initial commit from appmail

app/assets/javascripts/application/modules/helpers.coffee

@@ -0,0 +1,29 @@
+Postal.Helpers =
+  numberWithDelimiters: (number)->
+    number.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",")
+
+  pluralize: (number, word)->
+    if number == 1
+      "1 #{word}"
+    else
+      "#{number} #{word}s"
+
+  numberToHumanSize: (sizeInBytes)->
+    wholes = Math.floor(Math.log(sizeInBytes) / Math.log(1024))
+    unit = ['bytes', 'KB', 'MB', 'GB', 'TB'][wholes]
+    i = (sizeInBytes / Math.pow(1024, wholes))
+    if unit
+      i = if unit == 'bytes' then i.toFixed(0) else i.toFixed(2)
+      "#{i} #{unit}"
+    else
+      "0 bytes"
+
+  styleWidth: (width)->
+    width = 100 if width > 100.0
+    width = 0 if width < 0
+    string = "width:#{width}%;"
+    if width >= 100
+      string = string + "background-color:#e2383a;"
+    else if width >= 90
+      string = string + "background-color:#e8581f;"
+    string