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sources/core/avatar/controller.php 4.44 KB
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  <?php
  /**
   * Copyright (c) 2013 Christopher Schäpers <christopher@schaepers.it>
   * This file is licensed under the Affero General Public License version 3 or
   * later.
   * See the COPYING-README file.
   */
  
  namespace OC\Core\Avatar;
  
  class Controller {
  	public static function getAvatar($args) {
  		\OC_JSON::checkLoggedIn();
  		\OC_JSON::callCheck();
  
  		$user = stripslashes($args['user']);
  		$size = (int)$args['size'];
  		if ($size > 2048) {
  			$size = 2048;
  		}
  		// Undefined size
  		elseif ($size === 0) {
  			$size = 64;
  		}
  
  		$avatar = new \OC_Avatar($user);
  		$image = $avatar->get($size);
  
  		\OC_Response::disableCaching();
  		\OC_Response::setLastModifiedHeader(time());
  		if ($image instanceof \OC_Image) {
  			\OC_Response::setETagHeader(crc32($image->data()));
  			$image->show();
  		} else {
  			// Signalizes $.avatar() to display a defaultavatar
  			\OC_JSON::success(array("data"=> array("displayname"=> \OC_User::getDisplayName($user)) ));
  		}
  	}
  
  	public static function postAvatar($args) {
  		\OC_JSON::checkLoggedIn();
  		\OC_JSON::callCheck();
  
  		$user = \OC_User::getUser();
  
  		if (isset($_POST['path'])) {
  			$path = stripslashes($_POST['path']);
  			$view = new \OC\Files\View('/'.$user.'/files');
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  			$fileInfo = $view->getFileInfo($path);
                          if($fileInfo['encrypted'] === true) {
  				$fileName = $view->toTmpFile($path);
  			} else {
  				$fileName = $view->getLocalFile($path);
  			}
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  		} elseif (!empty($_FILES)) {
  			$files = $_FILES['files'];
  			if (
  				$files['error'][0] === 0 &&
  				is_uploaded_file($files['tmp_name'][0]) &&
  				!\OC\Files\Filesystem::isFileBlacklisted($files['tmp_name'][0])
  			) {
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  				\OC\Cache::set('avatar_upload', file_get_contents($files['tmp_name'][0]), 7200);
  				$view = new \OC\Files\View('/'.$user.'/cache');
  				$fileName = $view->getLocalFile('avatar_upload');
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  				unlink($files['tmp_name'][0]);
  			}
  		} else {
  			$l = new \OC_L10n('core');
  			\OC_JSON::error(array("data" => array("message" => $l->t("No image or file provided")) ));
  			return;
  		}
  
  		try {
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  			$image = new \OC_Image();
  			$image->loadFromFile($fileName);
  			$image->fixOrientation();
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  			if ($image->valid()) {
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  				\OC\Cache::set('tmpavatar', $image->data(), 7200);
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  				\OC_JSON::error(array("data" => "notsquare"));
  			} else {
  				$l = new \OC_L10n('core');
  
  				$mimeType = $image->mimeType();
  				if ($mimeType !== 'image/jpeg' && $mimeType !== 'image/png') {
  					\OC_JSON::error(array("data" => array("message" => $l->t("Unknown filetype")) ));
  				}
  
  				if (!$image->valid()) {
  					\OC_JSON::error(array("data" => array("message" => $l->t("Invalid image")) ));
  				}
  			}
  		} catch (\Exception $e) {
  			\OC_JSON::error(array("data" => array("message" => $e->getMessage()) ));
  		}
  	}
  
  	public static function deleteAvatar($args) {
  		\OC_JSON::checkLoggedIn();
  		\OC_JSON::callCheck();
  
  		$user = \OC_User::getUser();
  
  		try {
  			$avatar = new \OC_Avatar($user);
  			$avatar->remove();
  			\OC_JSON::success();
  		} catch (\Exception $e) {
  			\OC_JSON::error(array("data" => array("message" => $e->getMessage()) ));
  		}
  	}
  
  	public static function getTmpAvatar($args) {
  		\OC_JSON::checkLoggedIn();
  		\OC_JSON::callCheck();
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  		$tmpavatar = \OC\Cache::get('tmpavatar');
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  		if (is_null($tmpavatar)) {
  			$l = new \OC_L10n('core');
  			\OC_JSON::error(array("data" => array("message" => $l->t("No temporary profile picture available, try again")) ));
  			return;
  		}
  
  		$image = new \OC_Image($tmpavatar);
  		\OC_Response::disableCaching();
  		\OC_Response::setLastModifiedHeader(time());
  		\OC_Response::setETagHeader(crc32($image->data()));
  		$image->show();
  	}
  
  	public static function postCroppedAvatar($args) {
  		\OC_JSON::checkLoggedIn();
  		\OC_JSON::callCheck();
  
  		$user = \OC_User::getUser();
  		if (isset($_POST['crop'])) {
  			$crop = $_POST['crop'];
  		} else {
  			$l = new \OC_L10n('core');
  			\OC_JSON::error(array("data" => array("message" => $l->t("No crop data provided")) ));
  			return;
  		}
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  		$tmpavatar = \OC\Cache::get('tmpavatar');
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  		if (is_null($tmpavatar)) {
  			$l = new \OC_L10n('core');
  			\OC_JSON::error(array("data" => array("message" => $l->t("No temporary profile picture available, try again")) ));
  			return;
  		}
  
  		$image = new \OC_Image($tmpavatar);
  		$image->crop($crop['x'], $crop['y'], $crop['w'], $crop['h']);
  		try {
  			$avatar = new \OC_Avatar($user);
  			$avatar->set($image->data());
  			// Clean up
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  			\OC\Cache::remove('tmpavatar');
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  			\OC_JSON::success();
  		} catch (\Exception $e) {
  			\OC_JSON::error(array("data" => array("message" => $e->getMessage()) ));
  		}
  	}
  }