132 lines
3.6 KiB
PHP
132 lines
3.6 KiB
PHP
<?php
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namespace OCA\Files;
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class Helper
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{
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public static function buildFileStorageStatistics($dir) {
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// information about storage capacities
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$storageInfo = \OC_Helper::getStorageInfo($dir);
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$l = new \OC_L10N('files');
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$maxUploadFilesize = \OCP\Util::maxUploadFilesize($dir, $storageInfo['free']);
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$maxHumanFilesize = \OCP\Util::humanFileSize($maxUploadFilesize);
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$maxHumanFilesize = $l->t('Upload (max. %s)', array($maxHumanFilesize));
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return array('uploadMaxFilesize' => $maxUploadFilesize,
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'maxHumanFilesize' => $maxHumanFilesize,
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'freeSpace' => $storageInfo['free'],
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'usedSpacePercent' => (int)$storageInfo['relative']);
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}
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/**
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* Determine icon for a given file
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*
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* @param \OC\Files\FileInfo $file file info
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* @return string icon URL
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*/
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public static function determineIcon($file) {
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if($file['type'] === 'dir') {
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$dir = $file['directory'];
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$icon = \OC_Helper::mimetypeIcon('dir');
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$absPath = $file->getPath();
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$mount = \OC\Files\Filesystem::getMountManager()->find($absPath);
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if (!is_null($mount)) {
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$sid = $mount->getStorageId();
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if (!is_null($sid)) {
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$sid = explode(':', $sid);
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if ($sid[0] === 'shared') {
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$icon = \OC_Helper::mimetypeIcon('dir-shared');
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} elseif ($sid[0] !== 'local' and $sid[0] !== 'home') {
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$icon = \OC_Helper::mimetypeIcon('dir-external');
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}
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}
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}
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}else{
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$icon = \OC_Helper::mimetypeIcon($file->getMimetype());
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}
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return substr($icon, 0, -3) . 'svg';
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}
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/**
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* Comparator function to sort files alphabetically and have
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* the directories appear first
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*
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* @param \OCP\Files\FileInfo $a file
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* @param \OCP\Files\FileInfo $b file
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* @return int -1 if $a must come before $b, 1 otherwise
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*/
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public static function fileCmp($a, $b) {
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$aType = $a->getType();
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$bType = $b->getType();
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if ($aType === 'dir' and $bType !== 'dir') {
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return -1;
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} elseif ($aType !== 'dir' and $bType === 'dir') {
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return 1;
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} else {
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return strnatcasecmp($a->getName(), $b->getName());
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}
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}
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/**
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* Formats the file info to be returned as JSON to the client.
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*
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* @param \OCP\Files\FileInfo $i
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* @return array formatted file info
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*/
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public static function formatFileInfo($i) {
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$entry = array();
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$entry['id'] = $i['fileid'];
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$entry['parentId'] = $i['parent'];
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$entry['date'] = \OCP\Util::formatDate($i['mtime']);
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$entry['mtime'] = $i['mtime'] * 1000;
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// only pick out the needed attributes
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$entry['icon'] = \OCA\Files\Helper::determineIcon($i);
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if (\OC::$server->getPreviewManager()->isMimeSupported($i['mimetype'])) {
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$entry['isPreviewAvailable'] = true;
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}
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$entry['name'] = $i['name'];
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$entry['permissions'] = $i['permissions'];
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$entry['mimetype'] = $i['mimetype'];
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$entry['size'] = $i['size'];
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$entry['type'] = $i['type'];
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$entry['etag'] = $i['etag'];
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if (isset($i['displayname_owner'])) {
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$entry['shareOwner'] = $i['displayname_owner'];
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}
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if (isset($i['is_share_mount_point'])) {
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$entry['isShareMountPoint'] = $i['is_share_mount_point'];
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}
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return $entry;
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}
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/**
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* Format file info for JSON
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* @param \OCP\Files\FileInfo[] $fileInfos file infos
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*/
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public static function formatFileInfos($fileInfos) {
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$files = array();
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foreach ($fileInfos as $i) {
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$files[] = self::formatFileInfo($i);
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}
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return $files;
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}
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/**
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* Retrieves the contents of the given directory and
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* returns it as a sorted array of FileInfo.
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*
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* @param string $dir path to the directory
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* @return \OCP\Files\FileInfo[] files
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*/
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public static function getFiles($dir) {
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$content = \OC\Files\Filesystem::getDirectoryContent($dir);
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usort($content, array('\OCA\Files\Helper', 'fileCmp'));
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return $content;
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}
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}
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