Ghost/ghost/admin/app/templates/components/gh-image-uploader.hbs

{{#if file}}
    {{!-- Upload in progress! --}}
    {{#if failureMessage}}
        <div class="failed">{{failureMessage}}</div>
    {{/if}}
    <div class="progress-container">
        <div class="progress">
            <div class="bar {{if failureMessage "fail"}}" style={{progressStyle}}></div>
        </div>
    </div>
    {{#if failureMessage}}
        <button class="btn btn-green" {{action "reset"}}>Try Again</button>
    {{/if}}
{{else}}
    {{#if showUploadForm}}
        {{!-- file selection/drag-n-drop  --}}
        <div class="upload-form">
            {{#gh-file-input multiple=false alt=description action=(action "fileSelected") accept=accept}}
                <div class="description">{{description}}</div>
            {{/gh-file-input}}
        </div>

        <a class="image-url" {{action "switchForm" "url-input"}}>
            <i class="icon-link"><span class="hidden">URL</span></i>
        </a>
    {{else}}
        {{!-- URL input --}}
        <form class="url-form">
            {{gh-input url class="url" placeholder="http://" update=(action "onInput") onenter=(action "saveUrl")}}
            {{#if saveButton}}
                <button class="btn btn-blue gh-input" {{action "saveUrl"}}>Save</button>
            {{else}}
                <div class="description">{{description}}</div>
            {{/if}}
        </form>

        {{#if canShowUploadForm}}
            <a class="image-upload icon-photos" title="Add image" {{action "switchForm" "upload"}}>
                <span class="hidden">Upload</span>
            </a>
        {{/if}}
    {{/if}}
{{/if}}