window.ContentTools =

# Secondary namespace to store a common set of tools

Tools: {}

# Global settings

# The message displayed to user's when we want them to confirm there changes

# are cancelled.

CANCEL_MESSAGE: '''

Your changes have not been saved, do you really want to lose them?

'''.trim()

# The default tool configuration for the editor

DEFAULT_TOOLS: [

[

'bold',

'italic',

'link',

'align-left',

'align-center',

'align-right'

], [

'heading',

'subheading',

'paragraph',

'unordered-list',

'ordered-list',

'table',

'indent',

'unindent',

'line-break'

], [

'image',

'video',

'preformatted'

], [

'undo',

'redo',

'remove'

]

]

# Default sizes for new videos when inserted into a region

DEFAULT_VIDEO_HEIGHT: 300

DEFAULT_VIDEO_WIDTH: 400

# If the user holds down the shift key for an extended period of time the

# editor app will highlight the editable regions on the page (if there are

# any). This setting determines how long the user must hold down the shift

# key to activate highlighting.

HIGHLIGHT_HOLD_DURATION: 2000

# A list of element class names ignored by the inspector, typically because

# attributes cannot be safely set against them.

INSPECTOR_IGNORED_ELEMENTS: [

'ListItemText',

'Region',

'TableCellText'

]

# If specified this should be a function that accepts an

# `ContentTools.ImageDialog` instance, typically the function then binds a

# set of handlers to specific dialog events to implement support for

# uploading images asynchronously.

IMAGE_UPLOADER: null

# The minimum region that can be selected when cropping an image (in pixels)

MIN_CROP: 10

# A map of restricted attributes (attributes which can't be viewed or

# modified in the properties dialog) in the form:

#

# `{tagName: [attributeNames], ...}`

#

# Attribute and tag names must be specified in lower case.

#

# '*' is a special case tag name any attributes defined against it will be

# restricted for all tags.

#

RESTRICTED_ATTRIBUTES: {

'*': ['style'],

'img': [

'height',

'src',

'width',

'data-ce-max-width',

'data-ce-min-width'

],

'iframe': ['height', 'width']

}

# Utility functions

getEmbedVideoURL: (url) ->

# Utility method to validate/parse video URLs and return a valid embed

# URL. Supports YouTube and Vimeo URLs.

domains = {

'www.youtube.com': 'youtube',

'youtu.be': 'youtube',

'vimeo.com': 'vimeo',

'player.vimeo.com': 'vimeo'

}

# Parse the URL into components

parser = document.createElement('a')

parser.href = url

netloc = parser.hostname.toLowerCase()

path = parser.pathname

# Fix for paths in IE

if path != null && path.substr(0, 1) != "/"

path = "/" + path

params = {}

paramsStr = parser.search[1...]

for kv in paramsStr.split('&')

kv = kv.split("=")

if kv[0]

params[kv[0]] = kv[1]

# Convert the URL to a valid embed URL

switch domains[netloc]

when 'youtube'

if path.toLowerCase() == '/watch'

if not params['v']

return null

id = params['v']

delete params['v']

else

m = path.match(/\/([A-Za-z0-9_-]+)$/i)

if not m

return null

id = m[1]

url = "https://www.youtube.com/embed/#{ id }"

# Add back any parameters for the URL

paramStr = ("#{ k }=#{ v }" for k, v of params).join('&')

if paramStr

url += "?#{ paramStr }"

return url

when 'vimeo'

m = path.match(/\/(\w+\/\w+\/){0,1}(\d+)/i)

if not m

return null

url = "https://player.vimeo.com/video/#{ m[2] }"

# Add back any parameters for the URL

paramStr = ("#{ k }=#{ v }" for k, v of params).join('&')

if paramStr

url += "?#{ paramStr }"

return url

return null

getRestrictedAtributes: (tagName) ->

# Return a list of restricted attributes for the given `tagName`. This

# will include restricted attributes defined against all tags using '*'

# as the tag name.

restricted = []

if ContentTools.RESTRICTED_ATTRIBUTES[tagName]

restricted = restricted.concat(

ContentTools.RESTRICTED_ATTRIBUTES[tagName]

)

if ContentTools.RESTRICTED_ATTRIBUTES['*']

restricted = restricted.concat(

ContentTools.RESTRICTED_ATTRIBUTES['*']

)

return restricted

getScrollPosition: () ->

# Return the current scroll position in a cross-browser compatible way

supportsPageOffset = window.pageXOffset != undefined

isCSS1Compat = (document.compatMode || 4) == 4

if supportsPageOffset

return [window.pageXOffset, window.pageYOffset]

else if isCSS1Compat

return [

document.documentElement.scrollLeft,

document.documentElement.scrollTop

]

else

return [document.body.scrollLeft, document.body.scrollTop]