From d2d3a7d52b78b7d7d1da4380b062ac2279948cae Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Sun, 22 Apr 2018 17:04:52 +0900
Subject: [PATCH] CW

---
 .../desktop/views/components/notes.note.vue   | 218 ++++++++-------
 .../desktop/views/components/post-form.vue    |  79 ++++--
 .../app/mobile/views/components/note.vue      | 256 ++++++++++--------
 .../app/mobile/views/components/post-form.vue |  33 ++-
 src/models/note.ts                            |   2 +-
 src/server/api/endpoints/notes/create.ts      |  16 +-
 src/services/note/create.ts                   |   2 +-
 7 files changed, 374 insertions(+), 232 deletions(-)

diff --git a/src/client/app/desktop/views/components/notes.note.vue b/src/client/app/desktop/views/components/notes.note.vue
index ae2793db92..6d0e0c8f5c 100644
--- a/src/client/app/desktop/views/components/notes.note.vue
+++ b/src/client/app/desktop/views/components/notes.note.vue
@@ -34,24 +34,30 @@
 				<p class="channel" v-if="p.channel">
 					<a :href="`${_CH_URL_}/${p.channel.id}`" target="_blank">{{ p.channel.title }}</a>:
 				</p>
-				<div class="text">
-					<a class="reply" v-if="p.reply">%fa:reply%</a>
-					<mk-note-html v-if="p.text" :text="p.text" :i="os.i" :class="$style.text"/>
-					<a class="rp" v-if="p.renote">RP:</a>
+				<p v-if="p.cw != null" class="cw">
+					<span class="text" v-if="p.cw != ''">{{ p.cw }}</span>
+					<span class="toggle" @click="showContent = !showContent">{{ showContent ? '隠す' : 'もっと見る' }}</span>
+				</p>
+				<div class="content" v-show="p.cw == null || showContent">
+					<div class="text">
+						<a class="reply" v-if="p.reply">%fa:reply%</a>
+						<mk-note-html v-if="p.text" :text="p.text" :i="os.i" :class="$style.text"/>
+						<a class="rp" v-if="p.renote">RP:</a>
+					</div>
+					<div class="media" v-if="p.media.length > 0">
+						<mk-media-list :media-list="p.media"/>
+					</div>
+					<mk-poll v-if="p.poll" :note="p" ref="pollViewer"/>
+					<div class="tags" v-if="p.tags && p.tags.length > 0">
+						<router-link v-for="tag in p.tags" :key="tag" :to="`/search?q=#${tag}`">{{ tag }}</router-link>
+					</div>
+					<a class="location" v-if="p.geo" :href="`http://maps.google.com/maps?q=${p.geo.coordinates[1]},${p.geo.coordinates[0]}`" target="_blank">%fa:map-marker-alt% 位置情報</a>
+					<div class="map" v-if="p.geo" ref="map"></div>
+					<div class="renote" v-if="p.renote">
+						<mk-note-preview :note="p.renote"/>
+					</div>
+					<mk-url-preview v-for="url in urls" :url="url" :key="url"/>
 				</div>
-				<div class="media" v-if="p.media.length > 0">
-					<mk-media-list :media-list="p.media"/>
-				</div>
-				<mk-poll v-if="p.poll" :note="p" ref="pollViewer"/>
-				<div class="tags" v-if="p.tags && p.tags.length > 0">
-					<router-link v-for="tag in p.tags" :key="tag" :to="`/search?q=#${tag}`">{{ tag }}</router-link>
-				</div>
-				<a class="location" v-if="p.geo" :href="`http://maps.google.com/maps?q=${p.geo.coordinates[1]},${p.geo.coordinates[0]}`" target="_blank">%fa:map-marker-alt% 位置情報</a>
-				<div class="map" v-if="p.geo" ref="map"></div>
-				<div class="renote" v-if="p.renote">
-					<mk-note-preview :note="p.renote"/>
-				</div>
-				<mk-url-preview v-for="url in urls" :url="url" :key="url"/>
 			</div>
 			<footer>
 				<mk-reactions-viewer :note="p" ref="reactionsViewer"/>
@@ -113,6 +119,7 @@ export default Vue.extend({
 
 	data() {
 		return {
+			showContent: false,
 			isDetailOpened: false,
 			connection: null,
 			connectionId: null
@@ -456,7 +463,7 @@ root(isDark)
 
 			> .body
 
-				> .text
+				> .cw
 					cursor default
 					display block
 					margin 0
@@ -465,90 +472,117 @@ root(isDark)
 					font-size 1.1em
 					color isDark ? #fff : #717171
 
-					>>> .title
-						display block
-						margin-bottom 4px
-						padding 4px
-						font-size 90%
-						text-align center
-						background isDark ? #2f3944 : #eef1f3
-						border-radius 4px
-
-					>>> .code
-						margin 8px 0
-
-					>>> .quote
-						margin 8px
-						padding 6px 12px
-						color isDark ? #6f808e : #aaa
-						border-left solid 3px isDark ? #637182 : #eee
-
-					> .reply
+					> .text
 						margin-right 8px
-						color isDark ? #99abbf : #717171
 
-					> .rp
-						margin-left 4px
-						font-style oblique
-						color #a0bf46
-
-				> .location
-					margin 4px 0
-					font-size 12px
-					color #ccc
-
-				> .map
-					width 100%
-					height 300px
-
-					&:empty
-						display none
-
-				> .tags
-					margin 4px 0 0 0
-
-					> *
+					> .toggle
 						display inline-block
-						margin 0 8px 0 0
-						padding 2px 8px 2px 16px
-						font-size 90%
-						color #8d969e
-						background #edf0f3
-						border-radius 4px
-
-						&:before
-							content ""
-							display block
-							position absolute
-							top 0
-							bottom 0
-							left 4px
-							width 8px
-							height 8px
-							margin auto 0
-							background #fff
-							border-radius 100%
+						padding 4px 8px
+						font-size 0.7em
+						color isDark ? #393f4f : #fff
+						background isDark ? #687390 : #b1b9c1
+						border-radius 2px
+						cursor pointer
+						user-select none
 
 						&:hover
-							text-decoration none
-							background #e2e7ec
+							background isDark ? #707b97 : #bbc4ce
 
-				.mk-url-preview
-					margin-top 8px
+				> .content
 
-				> .channel
-					margin 0
+					> .text
+						cursor default
+						display block
+						margin 0
+						padding 0
+						overflow-wrap break-word
+						font-size 1.1em
+						color isDark ? #fff : #717171
 
-				> .mk-poll
-					font-size 80%
+						>>> .title
+							display block
+							margin-bottom 4px
+							padding 4px
+							font-size 90%
+							text-align center
+							background isDark ? #2f3944 : #eef1f3
+							border-radius 4px
 
-				> .renote
-					margin 8px 0
+						>>> .code
+							margin 8px 0
 
-					> .mk-note-preview
-						padding 16px
-						border dashed 1px isDark ? #4e945e : #c0dac6
-						border-radius 8px
+						>>> .quote
+							margin 8px
+							padding 6px 12px
+							color isDark ? #6f808e : #aaa
+							border-left solid 3px isDark ? #637182 : #eee
+
+						> .reply
+							margin-right 8px
+							color isDark ? #99abbf : #717171
+
+						> .rp
+							margin-left 4px
+							font-style oblique
+							color #a0bf46
+
+					> .location
+						margin 4px 0
+						font-size 12px
+						color #ccc
+
+					> .map
+						width 100%
+						height 300px
+
+						&:empty
+							display none
+
+					> .tags
+						margin 4px 0 0 0
+
+						> *
+							display inline-block
+							margin 0 8px 0 0
+							padding 2px 8px 2px 16px
+							font-size 90%
+							color #8d969e
+							background #edf0f3
+							border-radius 4px
+
+							&:before
+								content ""
+								display block
+								position absolute
+								top 0
+								bottom 0
+								left 4px
+								width 8px
+								height 8px
+								margin auto 0
+								background #fff
+								border-radius 100%
+
+							&:hover
+								text-decoration none
+								background #e2e7ec
+
+					.mk-url-preview
+						margin-top 8px
+
+					> .channel
+						margin 0
+
+					> .mk-poll
+						font-size 80%
+
+					> .renote
+						margin 8px 0
+
+						> .mk-note-preview
+							padding 16px
+							border dashed 1px isDark ? #4e945e : #c0dac6
+							border-radius 8px
 
 			> footer
 				> button
diff --git a/src/client/app/desktop/views/components/post-form.vue b/src/client/app/desktop/views/components/post-form.vue
index 919f97f44d..80d9d66753 100644
--- a/src/client/app/desktop/views/components/post-form.vue
+++ b/src/client/app/desktop/views/components/post-form.vue
@@ -6,6 +6,7 @@
 	@drop.stop="onDrop"
 >
 	<div class="content">
+		<input v-show="useCw" v-model="cw" placeholder="内容への注釈 (オプション)">
 		<textarea :class="{ with: (files.length != 0 || poll) }"
 			ref="text" v-model="text" :disabled="posting"
 			@keydown="onKeydown" @paste="onPaste" :placeholder="placeholder"
@@ -27,6 +28,7 @@
 	<button class="drive" title="%i18n:@attach-media-from-drive%" @click="chooseFileFromDrive">%fa:cloud%</button>
 	<button class="kao" title="%i18n:@insert-a-kao%" @click="kao">%fa:R smile%</button>
 	<button class="poll" title="%i18n:@create-poll%" @click="poll = true">%fa:chart-pie%</button>
+	<button class="poll" title="内容を隠す" @click="useCw = !useCw">%fa:eye-slash%</button>
 	<button class="geo" title="位置情報を添付する" @click="geo ? removeGeo() : setGeo()">%fa:map-marker-alt%</button>
 	<p class="text-count" :class="{ over: text.length > 1000 }">{{ '%i18n:!@text-remain%'.replace('{}', 1000 - text.length) }}</p>
 	<button :class="{ posting }" class="submit" :disabled="!canPost" @click="post">
@@ -46,7 +48,9 @@ export default Vue.extend({
 	components: {
 		XDraggable
 	},
+
 	props: ['reply', 'renote'],
+
 	data() {
 		return {
 			posting: false,
@@ -54,11 +58,14 @@ export default Vue.extend({
 			files: [],
 			uploadings: [],
 			poll: false,
+			useCw: false,
+			cw: null,
 			geo: null,
 			autocomplete: null,
 			draghover: false
 		};
 	},
+
 	computed: {
 		draftId(): string {
 			return this.renote
@@ -67,6 +74,7 @@ export default Vue.extend({
 					? 'reply:' + this.reply.id
 					: 'note';
 		},
+
 		placeholder(): string {
 			return this.renote
 				? '%i18n:!@quote-placeholder%'
@@ -74,6 +82,7 @@ export default Vue.extend({
 					? '%i18n:!@reply-placeholder%'
 					: '%i18n:!@note-placeholder%';
 		},
+
 		submitText(): string {
 			return this.renote
 				? '%i18n:!@renote%'
@@ -81,21 +90,26 @@ export default Vue.extend({
 					? '%i18n:!@reply%'
 					: '%i18n:!@note%';
 		},
+
 		canPost(): boolean {
 			return !this.posting && (this.text.length != 0 || this.files.length != 0 || this.poll || this.renote);
 		}
 	},
+
 	watch: {
 		text() {
 			this.saveDraft();
 		},
+
 		poll() {
 			this.saveDraft();
 		},
+
 		files() {
 			this.saveDraft();
 		}
 	},
+
 	mounted() {
 		this.$nextTick(() => {
 			// 書きかけの投稿を復元
@@ -113,13 +127,16 @@ export default Vue.extend({
 			}
 		});
 	},
+
 	methods: {
 		focus() {
 			(this.$refs.text as any).focus();
 		},
+
 		chooseFile() {
 			(this.$refs.file as any).click();
 		},
+
 		chooseFileFromDrive() {
 			(this as any).apis.chooseDriveFile({
 				multiple: true
@@ -127,32 +144,40 @@ export default Vue.extend({
 				files.forEach(this.attachMedia);
 			});
 		},
+
 		attachMedia(driveFile) {
 			this.files.push(driveFile);
 			this.$emit('change-attached-media', this.files);
 		},
+
 		detachMedia(id) {
 			this.files = this.files.filter(x => x.id != id);
 			this.$emit('change-attached-media', this.files);
 		},
+
 		onChangeFile() {
 			Array.from((this.$refs.file as any).files).forEach(this.upload);
 		},
+
 		upload(file) {
 			(this.$refs.uploader as any).upload(file);
 		},
+
 		onChangeUploadings(uploads) {
 			this.$emit('change-uploadings', uploads);
 		},
+
 		clear() {
 			this.text = '';
 			this.files = [];
 			this.poll = false;
 			this.$emit('change-attached-media', this.files);
 		},
+
 		onKeydown(e) {
 			if ((e.which == 10 || e.which == 13) && (e.ctrlKey || e.metaKey)) this.post();
 		},
+
 		onPaste(e) {
 			Array.from(e.clipboardData.items).forEach((item: any) => {
 				if (item.kind == 'file') {
@@ -160,6 +185,7 @@ export default Vue.extend({
 				}
 			});
 		},
+
 		onDragover(e) {
 			const isFile = e.dataTransfer.items[0].kind == 'file';
 			const isDriveFile = e.dataTransfer.types[0] == 'mk_drive_file';
@@ -169,12 +195,15 @@ export default Vue.extend({
 				e.dataTransfer.dropEffect = e.dataTransfer.effectAllowed == 'all' ? 'copy' : 'move';
 			}
 		},
+
 		onDragenter(e) {
 			this.draghover = true;
 		},
+
 		onDragleave(e) {
 			this.draghover = false;
 		},
+
 		onDrop(e): void {
 			this.draghover = false;
 
@@ -195,6 +224,7 @@ export default Vue.extend({
 			}
 			//#endregion
 		},
+
 		setGeo() {
 			if (navigator.geolocation == null) {
 				alert('お使いの端末は位置情報に対応していません');
@@ -210,10 +240,12 @@ export default Vue.extend({
 				enableHighAccuracy: true
 			});
 		},
+
 		removeGeo() {
 			this.geo = null;
 			this.$emit('geo-dettached');
 		},
+
 		post() {
 			this.posting = true;
 
@@ -223,6 +255,7 @@ export default Vue.extend({
 				replyId: this.reply ? this.reply.id : undefined,
 				renoteId: this.renote ? this.renote.id : undefined,
 				poll: this.poll ? (this.$refs.poll as any).get() : undefined,
+				cw: this.useCw ? this.cw || '' : undefined,
 				geo: this.geo ? {
 					coordinates: [this.geo.longitude, this.geo.latitude],
 					altitude: this.geo.altitude,
@@ -250,6 +283,7 @@ export default Vue.extend({
 				this.posting = false;
 			});
 		},
+
 		saveDraft() {
 			const data = JSON.parse(localStorage.getItem('drafts') || '{}');
 
@@ -264,6 +298,7 @@ export default Vue.extend({
 
 			localStorage.setItem('drafts', JSON.stringify(data));
 		},
+
 		deleteDraft() {
 			const data = JSON.parse(localStorage.getItem('drafts') || '{}');
 
@@ -271,6 +306,7 @@ export default Vue.extend({
 
 			localStorage.setItem('drafts', JSON.stringify(data));
 		},
+
 		kao() {
 			this.text += getKao();
 		}
@@ -293,47 +329,54 @@ root(isDark)
 
 	> .content
 
-		textarea
+		> input
+		> textarea
 			display block
-			padding 12px
-			margin 0
 			width 100%
-			max-width 100%
-			min-width 100%
-			min-height calc(16px + 12px + 12px)
+			padding 12px
 			font-size 16px
 			color isDark ? #fff : #333
 			background isDark ? #191d23 : #fff
 			outline none
 			border solid 1px rgba($theme-color, 0.1)
 			border-radius 4px
-			transition border-color .3s ease
+			transition border-color .2s ease
 
 			&:hover
 				border-color rgba($theme-color, 0.2)
 				transition border-color .1s ease
 
-				& + *
-				& + * + *
-					border-color rgba($theme-color, 0.2)
-					transition border-color .1s ease
-
 			&:focus
-				color $theme-color
 				border-color rgba($theme-color, 0.5)
 				transition border-color 0s ease
 
-				& + *
-				& + * + *
-					border-color rgba($theme-color, 0.5)
-					transition border-color 0s ease
-
 			&:disabled
 				opacity 0.5
 
 			&::-webkit-input-placeholder
 				color rgba($theme-color, 0.3)
 
+		> input
+			margin-bottom 8px
+
+		> textarea
+			margin 0
+			max-width 100%
+			min-width 100%
+			min-height 64px
+
+			&:hover
+				& + *
+				& + * + *
+					border-color rgba($theme-color, 0.2)
+					transition border-color .1s ease
+
+			&:focus
+				& + *
+				& + * + *
+					border-color rgba($theme-color, 0.5)
+					transition border-color 0s ease
+
 			&.with
 				border-bottom solid 1px rgba($theme-color, 0.1) !important
 				border-radius 4px 4px 0 0
diff --git a/src/client/app/mobile/views/components/note.vue b/src/client/app/mobile/views/components/note.vue
index 0967edeec0..ea4f9cb648 100644
--- a/src/client/app/mobile/views/components/note.vue
+++ b/src/client/app/mobile/views/components/note.vue
@@ -31,27 +31,33 @@
 			</header>
 			<div class="body">
 				<p class="channel" v-if="p.channel != null"><a target="_blank">{{ p.channel.title }}</a>:</p>
-				<div class="text">
-					<a class="reply" v-if="p.reply">
-						%fa:reply%
-					</a>
-					<mk-note-html v-if="p.text" :text="p.text" :i="os.i" :class="$style.text"/>
-					<a class="rp" v-if="p.renote != null">RP:</a>
+				<p v-if="p.cw != null" class="cw">
+					<span class="text" v-if="p.cw != ''">{{ p.cw }}</span>
+					<span class="toggle" @click="showContent = !showContent">{{ showContent ? '隠す' : 'もっと見る' }}</span>
+				</p>
+				<div class="content" v-show="p.cw == null || showContent">
+					<div class="text">
+						<a class="reply" v-if="p.reply">
+							%fa:reply%
+						</a>
+						<mk-note-html v-if="p.text" :text="p.text" :i="os.i" :class="$style.text"/>
+						<a class="rp" v-if="p.renote != null">RP:</a>
+					</div>
+					<div class="media" v-if="p.media.length > 0">
+						<mk-media-list :media-list="p.media"/>
+					</div>
+					<mk-poll v-if="p.poll" :note="p" ref="pollViewer"/>
+					<div class="tags" v-if="p.tags && p.tags.length > 0">
+						<router-link v-for="tag in p.tags" :key="tag" :to="`/search?q=#${tag}`">{{ tag }}</router-link>
+					</div>
+					<mk-url-preview v-for="url in urls" :url="url" :key="url"/>
+					<a class="location" v-if="p.geo" :href="`http://maps.google.com/maps?q=${p.geo.coordinates[1]},${p.geo.coordinates[0]}`" target="_blank">%fa:map-marker-alt% 位置情報</a>
+					<div class="map" v-if="p.geo" ref="map"></div>
+					<div class="renote" v-if="p.renote">
+						<mk-note-preview :note="p.renote"/>
+					</div>
 				</div>
-				<div class="media" v-if="p.media.length > 0">
-					<mk-media-list :media-list="p.media"/>
-				</div>
-				<mk-poll v-if="p.poll" :note="p" ref="pollViewer"/>
-				<div class="tags" v-if="p.tags && p.tags.length > 0">
-					<router-link v-for="tag in p.tags" :key="tag" :to="`/search?q=#${tag}`">{{ tag }}</router-link>
-				</div>
-				<mk-url-preview v-for="url in urls" :url="url" :key="url"/>
-				<a class="location" v-if="p.geo" :href="`http://maps.google.com/maps?q=${p.geo.coordinates[1]},${p.geo.coordinates[0]}`" target="_blank">%fa:map-marker-alt% 位置情報</a>
-				<div class="map" v-if="p.geo" ref="map"></div>
 				<span class="app" v-if="p.app">via <b>{{ p.app.name }}</b></span>
-				<div class="renote" v-if="p.renote">
-					<mk-note-preview :note="p.renote"/>
-				</div>
 			</div>
 			<footer>
 				<mk-reactions-viewer :note="p" ref="reactionsViewer"/>
@@ -92,6 +98,7 @@ export default Vue.extend({
 
 	data() {
 		return {
+			showContent: false,
 			connection: null,
 			connectionId: null
 		};
@@ -229,7 +236,7 @@ export default Vue.extend({
 <style lang="stylus" scoped>
 @import '~const.styl'
 
-.note
+root(isDark)
 	font-size 12px
 	border-bottom solid 1px #eaeaea
 
@@ -388,113 +395,140 @@ export default Vue.extend({
 
 			> .body
 
-				> .text
+				> .cw
+					cursor default
 					display block
 					margin 0
 					padding 0
 					overflow-wrap break-word
 					font-size 1.1em
-					color #717171
+					color isDark ? #fff : #717171
 
-					>>> .title
-						display block
-						margin-bottom 4px
-						padding 4px
-						font-size 90%
-						text-align center
-						background #eef1f3
-						border-radius 4px
-
-					>>> .code
-						margin 8px 0
-
-					>>> .quote
-						margin 8px
-						padding 6px 12px
-						color #aaa
-						border-left solid 3px #eee
-
-					> .reply
+					> .text
 						margin-right 8px
+
+					> .toggle
+						display inline-block
+						padding 4px 8px
+						font-size 0.7em
+						color isDark ? #393f4f : #fff
+						background isDark ? #687390 : #b1b9c1
+						border-radius 2px
+						cursor pointer
+						user-select none
+
+						&:hover
+							background isDark ? #707b97 : #bbc4ce
+
+				> .content
+
+					> .text
+						display block
+						margin 0
+						padding 0
+						overflow-wrap break-word
+						font-size 1.1em
 						color #717171
 
-					> .rp
-						margin-left 4px
-						font-style oblique
-						color #a0bf46
-
-					[data-is-me]:after
-						content "you"
-						padding 0 4px
-						margin-left 4px
-						font-size 80%
-						color $theme-color-foreground
-						background $theme-color
-						border-radius 4px
-
-				.mk-url-preview
-					margin-top 8px
-
-				> .channel
-					margin 0
-
-				> .tags
-					margin 4px 0 0 0
-
-					> *
-						display inline-block
-						margin 0 8px 0 0
-						padding 2px 8px 2px 16px
-						font-size 90%
-						color #8d969e
-						background #edf0f3
-						border-radius 4px
-
-						&:before
-							content ""
+						>>> .title
 							display block
-							position absolute
-							top 0
-							bottom 0
-							left 4px
-							width 8px
-							height 8px
-							margin auto 0
-							background #fff
-							border-radius 100%
+							margin-bottom 4px
+							padding 4px
+							font-size 90%
+							text-align center
+							background #eef1f3
+							border-radius 4px
 
-				> .media
-					> img
-						display block
-						max-width 100%
+						>>> .code
+							margin 8px 0
 
-				> .location
-					margin 4px 0
-					font-size 12px
-					color #ccc
+						>>> .quote
+							margin 8px
+							padding 6px 12px
+							color #aaa
+							border-left solid 3px #eee
 
-				> .map
-					width 100%
-					height 200px
+						> .reply
+							margin-right 8px
+							color #717171
 
-					&:empty
-						display none
+						> .rp
+							margin-left 4px
+							font-style oblique
+							color #a0bf46
+
+						[data-is-me]:after
+							content "you"
+							padding 0 4px
+							margin-left 4px
+							font-size 80%
+							color $theme-color-foreground
+							background $theme-color
+							border-radius 4px
+
+					.mk-url-preview
+						margin-top 8px
+
+					> .channel
+						margin 0
+
+					> .tags
+						margin 4px 0 0 0
+
+						> *
+							display inline-block
+							margin 0 8px 0 0
+							padding 2px 8px 2px 16px
+							font-size 90%
+							color #8d969e
+							background #edf0f3
+							border-radius 4px
+
+							&:before
+								content ""
+								display block
+								position absolute
+								top 0
+								bottom 0
+								left 4px
+								width 8px
+								height 8px
+								margin auto 0
+								background #fff
+								border-radius 100%
+
+					> .media
+						> img
+							display block
+							max-width 100%
+
+					> .location
+						margin 4px 0
+						font-size 12px
+						color #ccc
+
+					> .map
+						width 100%
+						height 200px
+
+						&:empty
+							display none
+
+					> .mk-poll
+						font-size 80%
+
+					> .renote
+						margin 8px 0
+
+						> .mk-note-preview
+							padding 16px
+							border dashed 1px #c0dac6
+							border-radius 8px
 
 				> .app
 					font-size 12px
 					color #ccc
 
-				> .mk-poll
-					font-size 80%
-
-				> .renote
-					margin 8px 0
-
-					> .mk-note-preview
-						padding 16px
-						border dashed 1px #c0dac6
-						border-radius 8px
-
 			> footer
 				> button
 					margin 0
@@ -524,6 +558,12 @@ export default Vue.extend({
 						@media (max-width 350px)
 							display none
 
+.note[data-darkmode]
+	root(true)
+
+.note:not([data-darkmode])
+	root(false)
+
 </style>
 
 <style lang="stylus" module>
diff --git a/src/client/app/mobile/views/components/post-form.vue b/src/client/app/mobile/views/components/post-form.vue
index 861e8653ba..957af3487b 100644
--- a/src/client/app/mobile/views/components/post-form.vue
+++ b/src/client/app/mobile/views/components/post-form.vue
@@ -10,6 +10,7 @@
 	</header>
 	<div class="form">
 		<mk-note-preview v-if="reply" :note="reply"/>
+		<input v-show="useCw" v-model="cw" placeholder="内容への注釈 (オプション)">
 		<textarea v-model="text" ref="text" :disabled="posting" :placeholder="reply ? '%i18n:!@reply-placeholder%' : '%i18n:!@note-placeholder%'"></textarea>
 		<div class="attaches" v-show="files.length != 0">
 			<x-draggable class="files" :list="files" :options="{ animation: 150 }">
@@ -24,6 +25,7 @@
 		<button class="drive" @click="chooseFileFromDrive">%fa:cloud%</button>
 		<button class="kao" @click="kao">%fa:R smile%</button>
 		<button class="poll" @click="poll = true">%fa:chart-pie%</button>
+		<button class="poll" @click="useCw = !useCw">%fa:eye-slash%</button>
 		<button class="geo" @click="geo ? removeGeo() : setGeo()">%fa:map-marker-alt%</button>
 		<input ref="file" class="file" type="file" accept="image/*" multiple="multiple" @change="onChangeFile"/>
 	</div>
@@ -39,7 +41,9 @@ export default Vue.extend({
 	components: {
 		XDraggable
 	},
+
 	props: ['reply'],
+
 	data() {
 		return {
 			posting: false,
@@ -47,21 +51,27 @@ export default Vue.extend({
 			uploadings: [],
 			files: [],
 			poll: false,
-			geo: null
+			geo: null,
+			useCw: false,
+			cw: null
 		};
 	},
+
 	mounted() {
 		this.$nextTick(() => {
 			this.focus();
 		});
 	},
+
 	methods: {
 		focus() {
 			(this.$refs.text as any).focus();
 		},
+
 		chooseFile() {
 			(this.$refs.file as any).click();
 		},
+
 		chooseFileFromDrive() {
 			(this as any).apis.chooseDriveFile({
 				multiple: true
@@ -69,23 +79,29 @@ export default Vue.extend({
 				files.forEach(this.attachMedia);
 			});
 		},
+
 		attachMedia(driveFile) {
 			this.files.push(driveFile);
 			this.$emit('change-attached-media', this.files);
 		},
+
 		detachMedia(file) {
 			this.files = this.files.filter(x => x.id != file.id);
 			this.$emit('change-attached-media', this.files);
 		},
+
 		onChangeFile() {
 			Array.from((this.$refs.file as any).files).forEach(this.upload);
 		},
+
 		upload(file) {
 			(this.$refs.uploader as any).upload(file);
 		},
+
 		onChangeUploadings(uploads) {
 			this.$emit('change-uploadings', uploads);
 		},
+
 		setGeo() {
 			if (navigator.geolocation == null) {
 				alert('お使いの端末は位置情報に対応していません');
@@ -100,15 +116,18 @@ export default Vue.extend({
 				enableHighAccuracy: true
 			});
 		},
+
 		removeGeo() {
 			this.geo = null;
 		},
+
 		clear() {
 			this.text = '';
 			this.files = [];
 			this.poll = false;
 			this.$emit('change-attached-media');
 		},
+
 		post() {
 			this.posting = true;
 			const viaMobile = (this as any).os.i.clientSettings.disableViaMobile !== true;
@@ -117,6 +136,7 @@ export default Vue.extend({
 				mediaIds: this.files.length > 0 ? this.files.map(f => f.id) : undefined,
 				replyId: this.reply ? this.reply.id : undefined,
 				poll: this.poll ? (this.$refs.poll as any).get() : undefined,
+				cw: this.useCw ? this.cw || '' : undefined,
 				geo: this.geo ? {
 					coordinates: [this.geo.longitude, this.geo.latitude],
 					altitude: this.geo.altitude,
@@ -133,10 +153,12 @@ export default Vue.extend({
 				this.posting = false;
 			});
 		},
+
 		cancel() {
 			this.$emit('cancel');
 			this.$destroy();
 		},
+
 		kao() {
 			this.text += getKao();
 		}
@@ -236,14 +258,12 @@ export default Vue.extend({
 		> .file
 			display none
 
+		> input
 		> textarea
 			display block
 			padding 12px
 			margin 0
 			width 100%
-			max-width 100%
-			min-width 100%
-			min-height 80px
 			font-size 16px
 			color #333
 			border none
@@ -253,6 +273,11 @@ export default Vue.extend({
 			&:disabled
 				opacity 0.5
 
+		> textarea
+			max-width 100%
+			min-width 100%
+			min-height 80px
+
 		> .upload
 		> .drive
 		> .kao
diff --git a/src/models/note.ts b/src/models/note.ts
index 02801b62de..3c835ed190 100644
--- a/src/models/note.ts
+++ b/src/models/note.ts
@@ -24,7 +24,7 @@ export function isValidText(text: string): boolean {
 }
 
 export function isValidCw(text: string): boolean {
-	return text.length <= 100 && text.trim() != '';
+	return text.length <= 100;
 }
 
 export type INote = {
diff --git a/src/server/api/endpoints/notes/create.ts b/src/server/api/endpoints/notes/create.ts
index 14e906eb9d..ea1f41aae2 100644
--- a/src/server/api/endpoints/notes/create.ts
+++ b/src/server/api/endpoints/notes/create.ts
@@ -23,11 +23,11 @@ module.exports = (params, user: ILocalUser, app: IApp) => new Promise(async (res
 	if (visibilityErr) return rej('invalid visibility');
 
 	// Get 'text' parameter
-	const [text, textErr] = $(params.text).optional.string().pipe(isValidText).$;
+	const [text = null, textErr] = $(params.text).optional.nullable.string().pipe(isValidText).$;
 	if (textErr) return rej('invalid text');
 
 	// Get 'cw' parameter
-	const [cw, cwErr] = $(params.cw).optional.string().pipe(isValidCw).$;
+	const [cw, cwErr] = $(params.cw).optional.nullable.string().pipe(isValidCw).$;
 	if (cwErr) return rej('invalid cw');
 
 	// Get 'viaMobile' parameter
@@ -187,14 +187,14 @@ module.exports = (params, user: ILocalUser, app: IApp) => new Promise(async (res
 	const note = await create(user, {
 		createdAt: new Date(),
 		media: files,
-		poll: poll,
-		text: text,
+		poll,
+		text,
 		reply,
 		renote,
-		cw: cw,
-		tags: tags,
-		app: app,
-		viaMobile: viaMobile,
+		cw,
+		tags,
+		app,
+		viaMobile,
 		visibility,
 		geo
 	});
diff --git a/src/services/note/create.ts b/src/services/note/create.ts
index 2380e64ce3..e5ad96898f 100644
--- a/src/services/note/create.ts
+++ b/src/services/note/create.ts
@@ -63,7 +63,7 @@ export default async (user: IUser, data: {
 		renoteId: data.renote ? data.renote._id : null,
 		text: data.text,
 		poll: data.poll,
-		cw: data.cw,
+		cw: data.cw == null ? null : data.cw,
 		tags,
 		userId: user._id,
 		viaMobile: data.viaMobile,