From e4bf97865578624946cdc9230fefe729f27f447c Mon Sep 17 00:00:00 2001
From: Adrian Dimitrov <dimitrov.adrian@gmail.com>
Date: Mon, 15 Feb 2021 17:15:11 +0200
Subject: [PATCH] Add file library integration for WYSIWYG interface (#3263)

* Add file library integration for WYSIWYG interface

* Fix typing; Prevent selecting non-image on image field

* Allow imageToken in the interface; addTokenToURL() replace token if presents

* Add file library integration for WYSIWYG interface

* Fix typing; Prevent selecting non-image on image field

* Allow imageToken in the interface; addTokenToURL() replace token if presents

Co-authored-by: Nitwel <nitwel@arcor.de>
---
 app/src/interfaces/wysiwyg/index.ts           | 10 +++
 .../interfaces/wysiwyg/tinymce-overrides.css  |  6 +-
 app/src/interfaces/wysiwyg/wysiwyg.vue        | 68 ++++++++++++++++++-
 3 files changed, 82 insertions(+), 2 deletions(-)

diff --git a/app/src/interfaces/wysiwyg/index.ts b/app/src/interfaces/wysiwyg/index.ts
index 114f3b3f36..982549efdf 100644
--- a/app/src/interfaces/wysiwyg/index.ts
+++ b/app/src/interfaces/wysiwyg/index.ts
@@ -272,5 +272,15 @@ export default defineInterface(({ i18n }) => ({
 				},
 			},
 		},
+		{
+			field: 'imageToken',
+			name: i18n.t('interfaces.markdown.imageToken'),
+			type: 'string',
+			meta: {
+				note: i18n.t('interfaces.markdown.imageToken_label'),
+				width: 'full',
+				interface: 'text-input',
+			},
+		},
 	],
 }));
diff --git a/app/src/interfaces/wysiwyg/tinymce-overrides.css b/app/src/interfaces/wysiwyg/tinymce-overrides.css
index 1771e23acc..590088ecbb 100644
--- a/app/src/interfaces/wysiwyg/tinymce-overrides.css
+++ b/app/src/interfaces/wysiwyg/tinymce-overrides.css
@@ -175,7 +175,11 @@ body.dark .tox .tox-toolbar__overflow {
 /* Modal */
 
 .tox .tox-dialog-wrap__backdrop {
-	background-color: rgba(0, 0, 0, 0.75);
+	background-color: var(--v-overlay-color);
+}
+
+.tox.tox-tinymce-aux {
+	z-index: 400;
 }
 
 .tox .tox-dialog {
diff --git a/app/src/interfaces/wysiwyg/wysiwyg.vue b/app/src/interfaces/wysiwyg/wysiwyg.vue
index 3579ce3062..db29b5776e 100644
--- a/app/src/interfaces/wysiwyg/wysiwyg.vue
+++ b/app/src/interfaces/wysiwyg/wysiwyg.vue
@@ -8,6 +8,17 @@
 			@onFocusIn="setFocus(true)"
 			@onFocusOut="setFocus(false)"
 		/>
+		<v-dialog :active="_imageDialogOpen" @toggle="unsetImageUploadHandler" @esc="unsetImageUploadHandler">
+			<v-card>
+				<v-card-title>{{ $t('upload_from_device') }}</v-card-title>
+				<v-card-text>
+					<v-upload @input="onImageUpload" :multiple="false" from-library from-url />
+				</v-card-text>
+				<v-card-actions>
+					<v-button @click="unsetImageUploadHandler" secondary>{{ $t('cancel') }}</v-button>
+				</v-card-actions>
+			</v-card>
+		</v-dialog>
 	</div>
 </template>
 
@@ -37,6 +48,9 @@ import Editor from '@tinymce/tinymce-vue';
 
 import getEditorStyles from './get-editor-styles';
 
+import { getPublicURL } from '@/utils/get-root-path';
+import { addTokenToURL } from '@/api';
+
 type CustomFormat = {
 	title: string;
 	inline: string;
@@ -89,9 +103,16 @@ export default defineComponent({
 			type: Boolean,
 			default: true,
 		},
+		imageToken: {
+			type: String,
+			default: undefined,
+		},
 	},
 	setup(props, { emit }) {
 		const editorElement = ref<Vue | null>(null);
+		const imageUploadHandler = ref<CallableFunction | null>(null);
+
+		const _imageDialogOpen = computed(() => !!imageUploadHandler.value);
 
 		const _value = computed({
 			get() {
@@ -131,11 +152,56 @@ export default defineComponent({
 				extended_valid_elements: 'audio[loop],source',
 				toolbar: toolbarString,
 				style_formats: styleFormats,
+				file_picker_types: 'image media',
+				file_picker_callback: setImageUploadHandler,
+				urlconverter_callback: urlConverter,
 				...(props.tinymceOverrides || {}),
 			};
 		});
 
-		return { editorElement, editorOptions, _value, setFocus };
+		return {
+			editorElement,
+			editorOptions,
+			_value,
+			setFocus,
+			onImageUpload,
+			unsetImageUploadHandler,
+			_imageDialogOpen,
+		};
+
+		function onImageUpload(file: Record<string, any>) {
+			if (imageUploadHandler.value) imageUploadHandler.value(file);
+			unsetImageUploadHandler();
+		}
+
+		function setImageUploadHandler(cb: CallableFunction, value: any, meta: Record<string, any>) {
+			imageUploadHandler.value = (result: Record<string, any>) => {
+				if (meta.filetype === 'image' && !/^image\//.test(result.type)) return;
+
+				const imageUrl = getPublicURL() + 'assets/' + result.id;
+
+				cb(imageUrl, {
+					alt: result.title,
+					title: result.title,
+					width: (result.width || '').toString(),
+					height: (result.height || '').toString(),
+				});
+			};
+		}
+
+		function urlConverter(url: string, node: string) {
+			if (url && props.imageToken && ['img', 'source', 'poster', 'audio'].includes(node)) {
+				const baseUrl = getPublicURL() + 'assets/';
+				if (url.includes(baseUrl)) {
+					url = addTokenToURL(url, props.imageToken);
+				}
+			}
+			return url;
+		}
+
+		function unsetImageUploadHandler() {
+			imageUploadHandler.value = null;
+		}
 
 		function setFocus(val: boolean) {
 			if (editorElement.value == null) return;