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1 | <?php |
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2 | /** |
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3 | * @author Joas Schilling <[email protected]> |
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4 | * @author Robin Appelman <[email protected]> |
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5 | * |
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6 | * @copyright Copyright (c) 2016, ownCloud GmbH. |
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7 | * @license AGPL-3.0 |
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8 | * |
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9 | * This code is free software: you can redistribute it and/or modify |
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10 | * it under the terms of the GNU Affero General Public License, version 3, |
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11 | * as published by the Free Software Foundation. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU Affero General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU Affero General Public License, version 3, |
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19 | * along with this program. If not, see <http://www.gnu.org/licenses/> |
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20 | * |
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21 | */ |
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22 | |||
23 | namespace OCA\Files_External\Command; |
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24 | |||
25 | use OC\Core\Command\Base; |
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26 | use OC\User\NoUserException; |
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27 | use OCA\Files_External\Lib\StorageConfig; |
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28 | use OCA\Files_External\Service\BackendService; |
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29 | use OCA\Files_External\Service\GlobalStoragesService; |
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30 | use OCA\Files_External\Service\ImportLegacyStoragesService; |
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31 | use OCA\Files_External\Service\UserStoragesService; |
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32 | use OCP\IUserManager; |
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33 | use OCP\IUserSession; |
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34 | use Symfony\Component\Console\Input\ArrayInput; |
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35 | use Symfony\Component\Console\Input\InputArgument; |
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36 | use Symfony\Component\Console\Input\InputInterface; |
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37 | use Symfony\Component\Console\Input\InputOption; |
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38 | use Symfony\Component\Console\Output\OutputInterface; |
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39 | |||
40 | class Import extends Base { |
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41 | /** |
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42 | * @var GlobalStoragesService |
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43 | */ |
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44 | private $globalService; |
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45 | |||
46 | /** |
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47 | * @var UserStoragesService |
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48 | */ |
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49 | private $userService; |
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50 | |||
51 | /** |
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52 | * @var IUserSession |
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53 | */ |
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54 | private $userSession; |
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55 | |||
56 | /** |
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57 | * @var IUserManager |
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58 | */ |
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59 | private $userManager; |
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60 | |||
61 | /** @var ImportLegacyStoragesService */ |
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62 | private $importLegacyStorageService; |
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63 | |||
64 | /** @var BackendService */ |
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65 | private $backendService; |
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66 | |||
67 | function __construct(GlobalStoragesService $globalService, |
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68 | UserStoragesService $userService, |
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69 | IUserSession $userSession, |
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70 | IUserManager $userManager, |
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71 | ImportLegacyStoragesService $importLegacyStorageService, |
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72 | BackendService $backendService |
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73 | ) { |
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74 | parent::__construct(); |
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75 | $this->globalService = $globalService; |
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76 | $this->userService = $userService; |
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77 | $this->userSession = $userSession; |
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78 | $this->userManager = $userManager; |
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79 | $this->importLegacyStorageService = $importLegacyStorageService; |
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80 | $this->backendService = $backendService; |
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81 | } |
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82 | |||
83 | View Code Duplication | protected function configure() { |
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84 | $this |
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85 | ->setName('files_external:import') |
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86 | ->setDescription('Import mount configurations') |
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87 | ->addOption( |
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88 | 'user', |
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89 | null, |
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90 | InputOption::VALUE_OPTIONAL, |
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91 | 'user to add the mount configurations for, if not set the mount will be added as system mount' |
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92 | ) |
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93 | ->addArgument( |
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94 | 'path', |
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95 | InputArgument::REQUIRED, |
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96 | 'path to a json file containing the mounts to import, use "-" to read from stdin' |
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97 | ) |
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98 | ->addOption( |
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99 | 'dry', |
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100 | null, |
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101 | InputOption::VALUE_NONE, |
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102 | 'Don\'t save the imported mounts, only list the new mounts' |
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103 | ); |
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104 | parent::configure(); |
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105 | } |
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106 | |||
107 | protected function execute(InputInterface $input, OutputInterface $output) { |
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108 | $user = $input->getOption('user'); |
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109 | $path = $input->getArgument('path'); |
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110 | if ($path === '-') { |
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111 | $json = file_get_contents('php://stdin'); |
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112 | } else { |
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113 | if (!file_exists($path)) { |
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114 | $output->writeln('<error>File not found: ' . $path . '</error>'); |
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115 | return 1; |
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116 | } |
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117 | $json = file_get_contents($path); |
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118 | } |
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119 | if (!is_string($json) || strlen($json) < 2) { |
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120 | $output->writeln('<error>Error while reading json</error>'); |
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121 | return 1; |
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122 | } |
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123 | $data = json_decode($json, true); |
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124 | if (!is_array($data)) { |
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125 | $output->writeln('<error>Error while parsing json</error>'); |
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126 | return 1; |
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127 | } |
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128 | |||
129 | $isLegacy = isset($data['user']) || isset($data['group']); |
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130 | if ($isLegacy) { |
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131 | $this->importLegacyStorageService->setData($data); |
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132 | $mounts = $this->importLegacyStorageService->getAllStorages(); |
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133 | foreach ($mounts as $mount) { |
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134 | if ($mount->getBackendOption('password') === false) { |
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135 | $output->writeln('<error>Failed to decrypt password</error>'); |
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136 | return 1; |
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137 | } |
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138 | } |
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139 | } else { |
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140 | if (!isset($data[0])) { //normalize to an array of mounts |
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141 | $data = [$data]; |
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142 | } |
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143 | $mounts = array_map([$this, 'parseData'], $data); |
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144 | } |
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145 | |||
146 | if ($user) { |
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147 | // ensure applicables are correct for personal mounts |
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148 | foreach ($mounts as $mount) { |
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149 | $mount->setApplicableGroups([]); |
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150 | $mount->setApplicableUsers([$user]); |
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151 | } |
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152 | } |
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153 | |||
154 | $storageService = $this->getStorageService($user); |
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155 | |||
156 | $existingMounts = $storageService->getAllStorages(); |
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157 | |||
158 | foreach ($mounts as $mount) { |
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159 | foreach ($existingMounts as $existingMount) { |
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160 | if ( |
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161 | $existingMount->getMountPoint() === $mount->getMountPoint() && |
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162 | $existingMount->getApplicableGroups() === $mount->getApplicableGroups() && |
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163 | $existingMount->getApplicableUsers() == $mount->getApplicableUsers() && |
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164 | $existingMount->getBackendOptions() == $mount->getBackendOptions() |
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165 | ) { |
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166 | $output->writeln("<error>Duplicate mount (" . $mount->getMountPoint() . ")</error>"); |
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167 | return 1; |
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168 | } |
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169 | } |
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170 | } |
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171 | |||
172 | if ($input->getOption('dry')) { |
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173 | if (count($mounts) === 0) { |
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174 | $output->writeln('<error>No mounts to be imported</error>'); |
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175 | return 1; |
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176 | } |
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177 | $listCommand = new ListCommand($this->globalService, $this->userService, $this->userSession, $this->userManager); |
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178 | $listInput = new ArrayInput([], $listCommand->getDefinition()); |
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179 | $listInput->setOption('output', $input->getOption('output')); |
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180 | $listInput->setOption('show-password', true); |
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181 | $listCommand->listMounts($user, $mounts, $listInput, $output); |
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182 | } else { |
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183 | foreach ($mounts as $mount) { |
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184 | $storageService->addStorage($mount); |
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185 | } |
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186 | } |
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187 | return 0; |
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188 | } |
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189 | |||
190 | private function parseData(array $data) { |
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191 | $mount = new StorageConfig($data['mount_id']); |
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192 | $mount->setMountPoint($data['mount_point']); |
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193 | $mount->setBackend($this->getBackendByClass($data['storage'])); |
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194 | $authBackend = $this->backendService->getAuthMechanism($data['authentication_type']); |
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195 | $mount->setAuthMechanism($authBackend); |
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196 | $mount->setBackendOptions($data['configuration']); |
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197 | $mount->setMountOptions($data['options']); |
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198 | $mount->setApplicableUsers(isset($data['applicable_users']) ? $data['applicable_users'] : []); |
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199 | $mount->setApplicableGroups(isset($data['applicable_groups']) ? $data['applicable_groups'] : []); |
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200 | return $mount; |
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201 | } |
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202 | |||
203 | private function getBackendByClass($className) { |
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204 | $backends = $this->backendService->getBackends(); |
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205 | foreach ($backends as $backend) { |
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206 | if ($backend->getStorageClass() === $className) { |
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207 | return $backend; |
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208 | } |
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209 | } |
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210 | } |
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211 | |||
212 | View Code Duplication | protected function getStorageService($userId) { |
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213 | if (!empty($userId)) { |
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214 | $user = $this->userManager->get($userId); |
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215 | if (is_null($user)) { |
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216 | throw new NoUserException("user $userId not found"); |
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217 | } |
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218 | $this->userSession->setUser($user); |
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219 | return $this->userService; |
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220 | } else { |
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221 | return $this->globalService; |
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222 | } |
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223 | } |
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224 | } |
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225 |
Unless you are absolutely sure that the expression can never be null because of other conditions, we strongly recommend to add an additional type check to your code: