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https://github.com/overleaf/overleaf.git
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71 lines
2.2 KiB
CoffeeScript
71 lines
2.2 KiB
CoffeeScript
define [
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"base"
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], (App) ->
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App.controller "BinaryFileController", ["$scope", "$rootScope", "$http", "$timeout", ($scope, $rootScope, $http, $timeout) ->
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TWO_MEGABYTES = 2 * 1024 * 1024
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$scope.bibtexPreview =
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loading: false
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shouldShowDots: false
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error: false
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data: null
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# Callback fired when the `img` tag fails to load,
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# `failedLoad` used to show the "No Preview" message
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$scope.failedLoad = false
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window.sl_binaryFilePreviewError = () =>
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$scope.failedLoad = true
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$scope.$apply()
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# Callback fired when the `img` tag is done loading,
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# `imgLoaded` is used to show the spinner gif while loading
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$scope.imgLoaded = false
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window.sl_binaryFilePreviewLoaded = () =>
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$scope.imgLoaded = true
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$scope.$apply()
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$scope.extension = (file) ->
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return file.name.split(".").pop()?.toLowerCase()
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$scope.loadBibtexFilePreview = () ->
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url = "/project/#{project_id}/file/#{$scope.openFile.id}?range=0-#{TWO_MEGABYTES}"
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$scope.bibtexPreview.loading = true
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$scope.bibtexPreview.shouldShowDots = false
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$scope.$apply()
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$http.get(url)
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.then (response) ->
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{ data } = response
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$scope.bibtexPreview.loading = false
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$scope.bibtexPreview.error = false
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# show dots when payload is closs to cutoff
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if data.length >= (TWO_MEGABYTES - 200)
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$scope.bibtexPreview.shouldShowDots = true
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try
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# remove last partial line
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data = data.replace(/\n.*$/, '')
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finally
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$scope.bibtexPreview.data = data
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$timeout($scope.setHeight, 0)
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.catch () ->
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$scope.bibtexPreview.error = true
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$scope.bibtexPreview.loading = false
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$scope.setHeight = () ->
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# Behold, a ghastly hack
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guide = document.querySelector('.file-tree-inner')
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table_wrap = document.querySelector('.bib-preview .scroll-container')
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if table_wrap
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desired_height = guide.offsetHeight - 44
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if table_wrap.offsetHeight > desired_height
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table_wrap.style.height = desired_height + 'px'
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table_wrap.style['max-height'] = desired_height + 'px'
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$scope.loadBibtexIfRequired = () ->
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if $scope.extension($scope.openFile) == 'bib'
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$scope.bibtexPreview.data = null
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$scope.loadBibtexFilePreview()
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$scope.loadBibtexIfRequired()
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]
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