Method paste

src/trix/controllers/level_2_input_controller.js:39–71

(event)

    // Handle paste event to work around beforeinput.insertFromPaste browser bugs.
    // Safe to remove each condition once fixed upstream.
    paste(event) {
      // https://bugs.webkit.org/show_bug.cgi?id=194921
      let paste
      const href = event.clipboardData?.getData("URL")
      if (pasteEventHasFilesOnly(event)) {
        event.preventDefault()
        return this.attachFiles(event.clipboardData.files)

        // https://bugs.chromium.org/p/chromium/issues/detail?id=934448
      } else if (pasteEventHasPlainTextOnly(event)) {
        event.preventDefault()
        paste = {
          type: "text/plain",
          string: event.clipboardData.getData("text/plain"),
        }
        this.delegate?.inputControllerWillPaste(paste)
        this.responder?.insertString(paste.string)
        this.render()
        return this.delegate?.inputControllerDidPaste(paste)

        // https://bugs.webkit.org/show_bug.cgi?id=196702
      } else if (href) {
        event.preventDefault()
        paste = {
          type: "text/html",
          html: this.createLinkHTML(href),
        }
        this.delegate?.inputControllerWillPaste(paste)
        this.responder?.insertHTML(paste.html)
        this.render()
        return this.delegate?.inputControllerDidPaste(paste)
      }
    },

    beforeinput(event) {
      const handler = this.constructor.inputTypes[event.inputType]