273 lines
8.1 KiB
CoffeeScript
273 lines
8.1 KiB
CoffeeScript
QR.post = class
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constructor: (select) ->
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el = $.el 'a',
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className: 'qr-preview'
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draggable: true
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href: 'javascript:;'
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innerHTML: '<a class="remove fa fa-times-circle" title=Remove></a><label hidden><input type=checkbox> Spoiler</label><span></span>'
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@nodes =
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el: el
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rm: el.firstChild
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label: $ 'label', el
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spoiler: $ 'input', el
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span: el.lastChild
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<% if (type === 'userscript') { %>
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# XXX Firefox lacks focusin/focusout support.
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for elm in $$ '*', el
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$.on elm, 'blur', QR.focusout
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$.on elm, 'focus', QR.focusin
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<% } %>
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$.on el, 'click', @select
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$.on @nodes.rm, 'click', (e) => e.stopPropagation(); @rm()
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$.on @nodes.label, 'click', (e) => e.stopPropagation()
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$.on @nodes.spoiler, 'change', (e) =>
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@spoiler = e.target.checked
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QR.nodes.spoiler.checked = @spoiler if @ is QR.selected
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$.add QR.nodes.dumpList, el
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for event in ['dragStart', 'dragEnter', 'dragLeave', 'dragOver', 'dragEnd', 'drop']
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$.on el, event.toLowerCase(), @[event]
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@thread = if g.VIEW is 'thread'
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g.THREADID
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else
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'new'
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[..., prev] = QR.posts
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QR.posts.push @
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@nodes.spoiler.checked = @spoiler = if prev and Conf['Remember Spoiler']
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prev.spoiler
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else
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false
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QR.persona.get (persona) =>
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@name = if 'name' of QR.persona.always
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QR.persona.always.name
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else if prev
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prev.name
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else
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persona.name
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@email = if 'email' of QR.persona.always
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QR.persona.always.email
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else if prev and !/^sage$/.test prev.email
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prev.email
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else
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persona.email
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@sub = if 'sub' of QR.persona.always
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QR.persona.always.sub
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else if Conf['Remember Subject']
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if prev then prev.sub else persona.sub
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else
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''
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if QR.nodes.flag
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@flag = if prev
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prev.flag
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else
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persona.flag
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@load() if QR.selected is @ # load persona
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@select() if select
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@unlock()
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rm: ->
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@delete()
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index = QR.posts.indexOf @
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if QR.posts.length is 1
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new QR.post true
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$.rmClass QR.nodes.el, 'dump'
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else if @ is QR.selected
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(QR.posts[index-1] or QR.posts[index+1]).select()
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if QR.captcha.isEnabled
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QR.captcha.setup()
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QR.posts.splice index, 1
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QR.status()
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delete: ->
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$.rm @nodes.el
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URL.revokeObjectURL @URL
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lock: (lock=true) ->
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@isLocked = lock
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return unless @ is QR.selected
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for name in ['thread', 'name', 'email', 'sub', 'com', 'fileButton', 'filename', 'spoiler', 'flag'] when node = QR.nodes[name]
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node.disabled = lock
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if QR.captcha.isEnabled
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QR.captcha.nodes.input.disabled = lock
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@nodes.rm.style.visibility = if lock then 'hidden' else ''
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(if lock then $.off else $.on) QR.nodes.filename.previousElementSibling, 'click', QR.openFileInput
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@nodes.spoiler.disabled = lock
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@nodes.el.draggable = !lock
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unlock: ->
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@lock false
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select: =>
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if QR.selected
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QR.selected.nodes.el.id = null
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QR.selected.forceSave()
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QR.selected = @
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@lock @isLocked
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@nodes.el.id = 'selected'
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# Scroll the list to center the focused post.
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rectEl = @nodes.el.getBoundingClientRect()
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rectList = @nodes.el.parentNode.getBoundingClientRect()
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@nodes.el.parentNode.scrollLeft += rectEl.left + rectEl.width/2 - rectList.left - rectList.width/2
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@load()
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$.event 'QRPostSelection', @
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load: ->
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# Load this post's values.
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for name in ['thread', 'name', 'email', 'sub', 'com', 'filename', 'flag']
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continue unless node = QR.nodes[name]
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node.value = @[name] or node.dataset.default or null
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@showFileData()
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QR.characterCount()
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save: (input) ->
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if input.type is 'checkbox'
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@spoiler = input.checked
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return
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{name} = input.dataset
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@[name] = input.value or input.dataset.default or null
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switch name
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when 'thread'
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QR.status()
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when 'com'
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@nodes.span.textContent = @com
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QR.characterCount()
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# Disable auto-posting if you're typing in the first post
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# during the last 5 seconds of the cooldown.
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if QR.cooldown.auto and @ is QR.posts[0] and 0 < QR.cooldown.seconds <= 5
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QR.cooldown.auto = false
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when 'filename'
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return unless @file
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@file.newName = @filename.replace /[/\\]/g, '-'
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unless /\.(jpe?g|png|gif|pdf|swf|webm)$/i.test @filename
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# 4chan will truncate the filename if it has no extension,
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# but it will always replace the extension by the correct one,
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# so we suffix it with '.jpg' when needed.
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@file.newName += '.jpg'
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@updateFilename()
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forceSave: ->
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return unless @ is QR.selected
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# Do this in case people use extensions
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# that do not trigger the `input` event.
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for name in ['thread', 'name', 'email', 'sub', 'com', 'filename', 'spoiler', 'flag']
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continue unless node = QR.nodes[name]
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@save node
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return
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setFile: (@file) ->
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@filename = file.name
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@filesize = $.bytesToString file.size
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@nodes.label.hidden = false if QR.spoiler
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URL.revokeObjectURL @URL
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if @ is QR.selected
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@showFileData()
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else
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@updateFilename()
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unless /^image/.test file.type
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@nodes.el.style.backgroundImage = null
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return
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@setThumbnail()
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setThumbnail: ->
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# Create a redimensioned thumbnail.
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img = $.el 'img'
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img.onload = =>
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# Generate thumbnails only if they're really big.
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# Resized pictures through canvases look like ass,
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# so we generate thumbnails `s` times bigger then expected
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# to avoid crappy resized quality.
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s = 90 * 2 * window.devicePixelRatio
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s *= 3 if @file.type is 'image/gif' # let them animate
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{height, width} = img
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if height < s or width < s
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@URL = fileURL
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@nodes.el.style.backgroundImage = "url(#{@URL})"
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return
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if height <= width
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width = s / height * width
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height = s
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else
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height = s / width * height
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width = s
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cv = $.el 'canvas'
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cv.height = img.height = height
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cv.width = img.width = width
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cv.getContext('2d').drawImage img, 0, 0, width, height
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URL.revokeObjectURL fileURL
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cv.toBlob (blob) =>
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@URL = URL.createObjectURL blob
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@nodes.el.style.backgroundImage = "url(#{@URL})"
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fileURL = URL.createObjectURL @file
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img.src = fileURL
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rmFile: ->
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return if @isLocked
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delete @file
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delete @filename
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delete @filesize
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@nodes.el.title = null
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QR.nodes.fileContainer.title = ''
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@nodes.el.style.backgroundImage = null
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@nodes.label.hidden = true if QR.spoiler
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@showFileData()
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URL.revokeObjectURL @URL
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updateFilename: ->
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long = "#{@filename} (#{@filesize})\nCtrl+click to edit filename. Shift+click to clear."
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@nodes.el.title = long
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return unless @ is QR.selected
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QR.nodes.fileContainer.title = long
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showFileData: ->
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if @file
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@updateFilename()
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QR.nodes.filename.value = @filename
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QR.nodes.spoiler.checked = @spoiler
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$.addClass QR.nodes.fileSubmit, 'has-file'
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else
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$.rmClass QR.nodes.fileSubmit, 'has-file'
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pasteText: (file) ->
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reader = new FileReader()
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reader.onload = (e) =>
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text = e.target.result
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if @com
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@com += "\n#{text}"
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else
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@com = text
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if QR.selected is @
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QR.nodes.com.value = @com
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@nodes.span.textContent = @com
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reader.readAsText file
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dragStart: (e) ->
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e.dataTransfer.setDragImage @, e.layerX, e.layerY
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$.addClass @, 'drag'
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dragEnd: -> $.rmClass @, 'drag'
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dragEnter: -> $.addClass @, 'over'
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dragLeave: -> $.rmClass @, 'over'
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dragOver: (e) ->
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e.preventDefault()
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e.dataTransfer.dropEffect = 'move'
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drop: ->
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$.rmClass @, 'over'
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return unless @draggable
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el = $ '.drag', @parentNode
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index = (el) -> [el.parentNode.children...].indexOf el
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oldIndex = index el
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newIndex = index @
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(if oldIndex < newIndex then $.after else $.before) @, el
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post = QR.posts.splice(oldIndex, 1)[0]
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QR.posts.splice newIndex, 0, post
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QR.status()
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