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Prevent pasting images from word/excel/numbers which is normally text or html. Just past images if first item is really an image.

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This commit is contained in:
Martin Edenhofer 2016-05-12 11:05:40 +02:00
parent 863e43e107
commit 33cbbed774
1 changed files with 23 additions and 24 deletions
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47
app/assets/javascripts/app/lib/base/jquery.contenteditable.js
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@ -200,36 +200,35 @@
} }
var clipboardData = e.clipboardData || e.originalEvent.clipboardData var clipboardData = e.clipboardData || e.originalEvent.clipboardData
if (clipboardData && clipboardData.items) { if (clipboardData && clipboardData.items && clipboardData.items[0]) {
var imageInserted = false var imageInserted = false
jQuery.each(clipboardData.items, function(index, item){ var item = clipboardData.items[0]
console.log(index, item) if (item.kind == 'file' && (item.type == 'image/png' || item.type == 'image/jpeg')) {
if (item.kind == 'file' && item.type == 'image/png') { _this.log('paste image', item)
_this.log('paste image', item) console.log(item)
var imageFile = item.getAsFile() var imageFile = item.getAsFile()
var reader = new FileReader() var reader = new FileReader()
reader.onload = function (e) { reader.onload = function (e) {
var result = e.target.result var result = e.target.result
var img = document.createElement('img') var img = document.createElement('img')
img.src = result img.src = result
insert = function(dataUrl, width, height) { insert = function(dataUrl, width, height) {
//console.log('dataUrl', dataUrl) //console.log('dataUrl', dataUrl)
_this.log('image inserted') _this.log('image inserted')
result = dataUrl result = dataUrl
img = "<img style=\"width: " + width + "px; height: " + height + "px\" src=\"" + result + "\">" img = "<img style=\"width: " + width + "px; height: " + height + "px\" src=\"" + result + "\">"
document.execCommand('insertHTML', false, img) document.execCommand('insertHTML', false, img)
}
// resize if to big
App.ImageService.resize(img.src, 460, 'auto', 2, 'image/jpeg', 'auto', insert)
} }
reader.readAsDataURL(imageFile)
imageInserted = true // resize if to big
App.ImageService.resize(img.src, 460, 'auto', 2, 'image/jpeg', 'auto', insert)
} }
}) reader.readAsDataURL(imageFile)
imageInserted = true
}
} }
if (imageInserted) { if (imageInserted) {
return return