Add a transfer ownership background job

This job can be initiated by a user to transfer a file/folder to a
target user.

The target user will have to accept the job.
Once that is done the transfers is initiated in the background.

Both parties get notified when the job is done.

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>

4 files changed, 247 insertions, 0 deletions

diff --git a/apps/files/src/components/PersonalSettings.vue b/apps/files/src/components/PersonalSettings.vue
new file mode 100644
index 00000000000..b0468ef4560
--- /dev/null
+++ b/apps/files/src/components/PersonalSettings.vue
@@ -0,0 +1,38 @@
+<!--
+  - @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+  -
+  - @author 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+  -
+  - @license GNU AGPL version 3 or any later version
+  -
+  - This program is free software: you can redistribute it and/or modify
+  - it under the terms of the GNU Affero General Public License as
+  - published by the Free Software Foundation, either version 3 of the
+  - License, or (at your option) any later version.
+  -
+  - This program is distributed in the hope that it will be useful,
+  - but WITHOUT ANY WARRANTY; without even the implied warranty of
+  - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  - GNU Affero General Public License for more details.
+  -
+  - You should have received a copy of the GNU Affero General Public License
+  - along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<template>
+	<div id="files-personal-settings" class="section">
+		<h2>{{ t('files', 'Files') }}</h2>
+		<TransferOwnershipDialogue />
+	</div>
+</template>
+
+<script>
+import TransferOwnershipDialogue from './TransferOwnershipDialogue'
+
+export default {
+	name: 'PersonalSettings',
+	components: {
+		TransferOwnershipDialogue
+	}
+}
+</script>
diff --git a/apps/files/src/components/TransferOwnershipDialogue.vue b/apps/files/src/components/TransferOwnershipDialogue.vue
new file mode 100644
index 00000000000..01873536913
--- /dev/null
+++ b/apps/files/src/components/TransferOwnershipDialogue.vue
@@ -0,0 +1,143 @@
+<!--
+  - @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+  -
+  - @author 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+  -
+  - @license GNU AGPL version 3 or any later version
+  -
+  - This program is free software: you can redistribute it and/or modify
+  - it under the terms of the GNU Affero General Public License as
+  - published by the Free Software Foundation, either version 3 of the
+  - License, or (at your option) any later version.
+  -
+  - This program is distributed in the hope that it will be useful,
+  - but WITHOUT ANY WARRANTY; without even the implied warranty of
+  - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  - GNU Affero General Public License for more details.
+  -
+  - You should have received a copy of the GNU Affero General Public License
+  - along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<template>
+	<div>
+		<h3>{{ t('files', 'Transfer ownership') }} </h3>
+		<p>
+			{{ t('files', 'Here you can select a directory that is transferred to another user. It may take some time until the process is done.') }}
+		</p>
+		<form @submit.prevent="submit">
+			<ol>
+				<li>
+					<div class="step-header">
+						{{ t('files', 'Directory to move') }}
+					</div>
+					<span v-if="directory === undefined">{{ t('files', 'No directory selected') }}</span>
+					<span v-else>{{ directory }}</span>
+					<button class="primary" @click.prevent="start">
+						{{ t('files', 'Select') }}
+					</button>
+					<span class="error">{{ directoryPickerError }}</span>
+				</li>
+				<li>
+					<div class="step-header">
+						{{ t('files', 'Target user') }}
+					</div>
+					<input id="files-transfer-user" v-model="uid" type="text">
+				</li>
+				<li>
+					<input type="submit"
+						class="primary"
+						:value="t('files', 'Submit')"
+						:disabled="!canSubmit">
+					<span class="error">{{ submitError }}</span>
+				</li>
+			</ol>
+		</form>
+	</div>
+</template>
+
+<script>
+import axios from '@nextcloud/axios'
+import { generateOcsUrl } from '@nextcloud/router'
+import { getFilePickerBuilder } from '@nextcloud/dialogs'
+
+import logger from '../logger'
+
+const picker = getFilePickerBuilder(t('files', 'Select directory to transfer'))
+	.setMultiSelect(false)
+	.setModal(true)
+	.setType(1)
+	.allowDirectories()
+	.build()
+
+export default {
+	name: 'TransferOwnershipDialogue',
+	data() {
+		return {
+			directory: undefined,
+			directoryPickerError: undefined,
+			submitError: undefined,
+			uid: ''
+		}
+	},
+	computed: {
+		canSubmit() {
+			return !!this.directory && !!this.uid
+		}
+	},
+	methods: {
+		start() {
+			this.directoryPickerError = undefined
+
+			picker.pick()
+				.then(dir => dir === '' ? '/' : dir)
+				.then(dir => {
+					logger.debug(`path ${dir} selected for transfer ownership`)
+					if (!dir.startsWith('/')) {
+						throw new Error(t('files', 'Invalid path selected'))
+					}
+					// /ocs/v2.php/apps/files/api/v1/transferownership
+					// /ocs/v2.php/apps/files/api/v1/transferownership
+					this.directory = dir
+				}).catch(error => {
+					logger.error(`Selecting dir for transfer aborted: ${error.message || 'Unknown error'}`, { error })
+
+					this.directoryPickerError = error.message || t('files', 'Unknown error')
+				})
+		},
+		submit() {
+			if (!this.canSubmit) {
+				logger.warn('ignoring form submit')
+			}
+
+			this.submitError = undefined
+			const data = {
+				path: this.directory,
+				recipient: this.uid
+			}
+			logger.debug('submit transfer ownership form', data)
+
+			const url = generateOcsUrl('apps/files/api/v1/', 2) + 'transferownership'
+
+			axios.post(url, data)
+				.then(resp => resp.data)
+				.then(data => {
+					logger.info('Transfer ownership request sent', { data })
+
+					this.directory = undefined
+					this.recipient = undefined
+					OCP.Toast.success(t('files', 'Ownership transfer request sent'))
+				})
+				.catch(error => {
+					logger.error('Could not send ownership transfer request', { error })
+
+					this.submitError = error.message || t('files', 'Unknown error')
+				})
+		}
+	}
+}
+</script>
+
+<style scoped>
+
+</style>
diff --git a/apps/files/src/logger.js b/apps/files/src/logger.js
new file mode 100644
index 00000000000..44e1c06b486
--- /dev/null
+++ b/apps/files/src/logger.js
@@ -0,0 +1,28 @@
+/*
+ * @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @author 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+import { getCurrentUser } from '@nextcloud/auth'
+import { getLoggerBuilder } from '@nextcloud/logger'
+
+export default getLoggerBuilder()
+	.setApp('files')
+	.setUid(getCurrentUser().uid)
+	.build()
diff --git a/apps/files/src/main-personal-settings.js b/apps/files/src/main-personal-settings.js
new file mode 100644
index 00000000000..da5d91537ec
--- /dev/null
+++ b/apps/files/src/main-personal-settings.js
@@ -0,0 +1,38 @@
+// global t
+
+/*
+ * @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @author 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+import Vue from 'vue'
+import { getRequestToken } from '@nextcloud/auth'
+import { generateFilePath } from '@nextcloud/router'
+
+import PersonalSettings from './components/PersonalSettings'
+
+// eslint-disable-next-line camelcase
+__webpack_nonce__ = btoa(getRequestToken())
+// eslint-disable-next-line camelcase
+__webpack_public_path__ = generateFilePath('files', '', 'js/')
+
+Vue.prototype.t = t
+
+const View = Vue.extend(PersonalSettings)
+new View().$mount('#files-personal-settings')