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a1bb98ebf4
Summary: Related to #320, #494, #515, #553 Ignore newlines and returns in HTML, they can be inside tags Allow all attributes so that paste from excel looks nice Never let someone paste a `contenteditable` attribute Update specs Test Plan: Run new specs Reviewers: juan, evan Reviewed By: evan Differential Revision: https://phab.nylas.com/D2309
88 lines
2.8 KiB
CoffeeScript
88 lines
2.8 KiB
CoffeeScript
React = require 'react'
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_ = require "underscore"
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{EventedIFrame} = require 'nylas-component-kit'
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{QuotedHTMLTransformer} = require 'nylas-exports'
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EmailFrameStylesStore = require './email-frame-styles-store'
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class EmailFrame extends React.Component
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@displayName = 'EmailFrame'
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@propTypes:
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content: React.PropTypes.string.isRequired
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constructor: (@props) ->
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@_lastComputedHeight = 0
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render: =>
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<EventedIFrame ref="iframe" seamless="seamless" onResize={@_setFrameHeight}/>
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componentDidMount: =>
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@_mounted = true
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@_writeContent()
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@_unlisten = EmailFrameStylesStore.listen(@_writeContent)
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componentWillUnmount: =>
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@_mounted = false
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@_unlisten?()
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componentDidUpdate: =>
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@_writeContent()
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shouldComponentUpdate: (newProps, newState) =>
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# Turns out, React is not able to tell if props.children has changed,
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# so whenever the message list updates each email-frame is repopulated,
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# often with the exact same content. To avoid unnecessary calls to
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# _writeContent, we do a quick check for deep equality.
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!_.isEqual(newProps, @props)
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_writeContent: =>
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doc = React.findDOMNode(@).contentDocument
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return unless doc
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doc.open()
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# NOTE: The iframe must have a modern DOCTYPE. The lack of this line
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# will cause some bizzare non-standards compliant rendering with the
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# message bodies. This is particularly felt with <table> elements use
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# the `border-collapse: collapse` css property while setting a
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# `padding`.
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doc.write("<!DOCTYPE html>")
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styles = EmailFrameStylesStore.styles()
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if (styles)
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doc.write("<style>#{styles}</style>")
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doc.write("<div id='inbox-html-wrapper'>#{@_emailContent()}</div>")
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doc.close()
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# Notify the EventedIFrame that we've replaced it's document (with `open`)
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# so it can attach event listeners again.
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@refs.iframe.documentWasReplaced()
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@_setFrameHeight()
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_setFrameHeight: =>
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return unless @_mounted
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domNode = React.findDOMNode(@)
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wrapper = domNode.contentDocument.getElementsByTagName('html')[0]
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height = wrapper.scrollHeight
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# Why 5px? Some emails have elements with a height of 100%, and then put
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# tracking pixels beneath that. In these scenarios, the scrollHeight of the
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# message is always <100% + 1px>, which leads us to resize them constantly.
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# This is a hack, but I'm not sure of a better solution.
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if Math.abs(height - @_lastComputedHeight) > 5
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domNode.height = "#{height}px"
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@_lastComputedHeight = height
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unless domNode?.contentDocument?.readyState is 'complete'
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_.defer => @_setFrameHeight()
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_emailContent: =>
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# When showing quoted text, always return the pure content
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if @props.showQuotedText
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@props.content
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else
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QuotedHTMLTransformer.removeQuotedHTML(@props.content, keepIfWholeBodyIsQuote: true)
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module.exports = EmailFrame
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