347 lines
10 KiB
PHP
347 lines
10 KiB
PHP
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<?php
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namespace common\modules\abiturient\models;
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use backend\models\Consent;
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use backend\models\DocumentTemplate;
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use common\components\filesystem\FilterFilename;
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use common\models\Attachment;
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use common\models\AttachmentArchive;
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use common\models\errors\RecordNotValid;
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use common\models\SendingFile;
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use common\models\traits\HtmlPropsEncoder;
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use common\modules\abiturient\models\bachelor\AdmissionAgreement;
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use common\modules\abiturient\models\bachelor\AgreementDecline;
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use common\modules\abiturient\models\interfaces\IReceivedFile;
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use geoffry304\enveditor\exceptions\UnableWriteToFileException;
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use Yii;
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use yii\base\UserException;
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use yii\behaviors\TimestampBehavior;
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use yii\helpers\FileHelper;
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use yii\web\UploadedFile;
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class File extends \yii\db\ActiveRecord
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{
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use HtmlPropsEncoder;
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public const BASE_PATH = '@storage/web/scans/';
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public static function tableName()
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{
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return '{{%files}}';
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}
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public function behaviors()
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{
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return [TimestampBehavior::class];
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}
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public function rules()
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{
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return [
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[[
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'content_hash',
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'upload_name',
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'real_file_name',
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'base_path',
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'uid',
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], 'string'],
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[[
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'upload_name',
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'real_file_name',
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'base_path',
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], 'required'],
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];
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}
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public function getFilePath()
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{
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return FileHelper::normalizePath(Yii::getAlias($this->base_path) . DIRECTORY_SEPARATOR . $this->real_file_name);
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}
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public function getFileContent(): ?string
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{
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return file_get_contents($this->getFilePath()) ?: null;
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}
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public function getSize()
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{
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$file = $this->getFilePath();
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if (file_exists($file) && !is_dir($file)) {
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return filesize($file);
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}
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return null;
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}
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public function __set($name, $value)
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{
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if ($name == 'upload_name') {
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$value = FilterFilename::sanitize($value);
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}
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parent::__set($name, $value);
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}
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public function getExtension(): ?string
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{
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$file = $this->getFilePath();
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return pathinfo($file)['extension'];
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}
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public function calcFileHash()
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{
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$this->content_hash = FilesManager::CalculateFileHash($this);
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}
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public function beforeValidate()
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{
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if (!$this->content_hash) {
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$this->calcFileHash();
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}
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return parent::beforeValidate();
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}
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public function getLinkedAttachments()
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{
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return $this->hasMany(Attachment::class, ['id' => Attachment::getFileRelationColumn()])
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->viaTable(Attachment::getFileRelationTable(), ['file_id' => 'id']);
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}
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public function getLinkedConsents()
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{
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return $this->hasMany(Consent::class, ['id' => Consent::getFileRelationColumn()])
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->viaTable(Consent::getFileRelationTable(), ['file_id' => 'id']);
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}
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public function getLinkedDocumentTemplates()
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{
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return $this->hasMany(DocumentTemplate::class, ['id' => DocumentTemplate::getFileRelationColumn()])
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->viaTable(DocumentTemplate::getFileRelationTable(), ['file_id' => 'id']);
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}
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public function getLinkedArchivedAttachments()
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{
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return $this->hasMany(AttachmentArchive::class, ['id' => AttachmentArchive::getFileRelationColumn()])
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->viaTable(AttachmentArchive::getFileRelationTable(), ['file_id' => 'id']);
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}
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public function getLinkedAdmissionAgreements()
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{
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return $this->hasMany(AdmissionAgreement::class, ['id' => AdmissionAgreement::getFileRelationColumn()])
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->viaTable(AdmissionAgreement::getFileRelationTable(), ['file_id' => 'id']);
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}
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public function getLinkedAgreementDeclines()
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{
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return $this->hasMany(AgreementDecline::class, ['id' => AgreementDecline::getFileRelationColumn()])
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->viaTable(AgreementDecline::getFileRelationTable(), ['file_id' => 'id']);
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}
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public function hasLinks(): bool
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{
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return $this->getLinkedAttachments()->exists()
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|| $this->getLinkedAdmissionAgreements()->exists()
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|| $this->getLinkedAgreementDeclines()->exists()
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|| $this->getLinkedConsents()->exists()
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|| $this->getLinkedDocumentTemplates()->exists()
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|| $this->getLinkedArchivedAttachments()->exists();
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}
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public function destroyIfNotUsed(): void
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{
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if (!$this->hasLinks()) {
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$this->delete();
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}
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}
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protected function isStoredFileUsedByOthers(): bool
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{
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return File::find()
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->where(['base_path' => $this->base_path])
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->andWhere(['real_file_name' => $this->real_file_name])
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->andWhere(['not', ['id' => $this->id]])
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->exists();
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}
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public function fileExists(): bool
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{
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return file_exists($this->getFilePath());
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}
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public function afterDelete()
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{
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parent::afterDelete();
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if (!$this->isStoredFileUsedByOthers()) {
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$abs_path = $this->getFilePath();
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if (file_exists($abs_path) && !is_dir($abs_path)) {
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FileHelper::unlink($abs_path);
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}
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}
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}
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protected static function makeSalt()
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{
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return substr(md5(microtime()), rand(0, 26), 5);
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}
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public static function GetOrCreateByTempFile(string $base_path, $file): File
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{
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[$upload_name, $file_extension, $file_hash, $file_uid, $save_callback] = File::getTempFileInfos($file);
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$stored_file = FilesManager::FindFile(
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$upload_name,
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$file_hash,
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$file_uid,
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$base_path,
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);
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if (!$stored_file) {
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$stored_file = new File();
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}
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if ($stored_file->getIsNewRecord() || !$stored_file->fileExists()) {
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$salt = File::makeSalt();
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$filename = md5($upload_name . $salt) . time() . '.' . $file_extension;
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$full_path = FileHelper::normalizePath(Yii::getAlias($base_path) . '/' . $filename);
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$new_dir = pathinfo($full_path)['dirname'];
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FilesManager::EnsureDirectoryExists($new_dir);
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if (!$save_callback($full_path)) {
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throw new UserException('Не удалось сохранить файл');
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}
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$stored_file->base_path = $base_path;
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$stored_file->upload_name = $upload_name;
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$stored_file->uid = $file_uid;
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$stored_file->real_file_name = $filename;
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if (!$stored_file->save()) {
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throw new RecordNotValid($stored_file);
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}
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}
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return $stored_file;
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}
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public function getPartsCount(): int
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{
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return intval(ceil($this->size / SendingFile::getChunkSize()));
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}
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protected static function getTempFileInfos($file): array
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{
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if ($file instanceof UploadedFile) {
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$upload_name = $file->name;
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$extension = $file->extension;
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$hash = FilesManager::GetFileHash($file->tempName);
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$save_callback = function (string $path) use ($file): bool {
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return $file->saveAs($path);
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};
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return [$upload_name, $extension, $hash, null, $save_callback];
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} elseif ($file instanceof IReceivedFile) {
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$upload_name = $file->uploadName;
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$extension = $file->extension;
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$hash = $file->hash;
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$uid = $file->fileUID;
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$save_callback = function (string $path) use ($file): bool {
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return file_put_contents($path, $file->getFileContent()) !== false;
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};
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return [$upload_name, $extension, $hash, $uid, $save_callback];
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} elseif (is_array($file)) {
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return $file;
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}
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throw new UserException('Неизвестный тип объекта');
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}
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public function sameAs(?File $other): bool
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{
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if (!$other) {
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return false;
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}
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if ($this->id == $other->id) {
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return true;
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}
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return $this->upload_name == $other->upload_name
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&& $this->content_hash == $other->content_hash
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&& $this->uid == $other->uid
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&& $this->base_path == $other->base_path;
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}
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public function getCopy(string $new_base_path, ?string $new_uid): File
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{
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if ($this->base_path == $new_base_path && $new_uid == $this->uid) {
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return $this;
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}
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$stored_file = FilesManager::FindFile(
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$this->upload_name,
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$this->content_hash,
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$new_uid,
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$new_base_path
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);
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$file_found = boolval($stored_file);
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$file_exists_in_found = $file_found && $stored_file->fileExists();
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if (!($file_found && $file_exists_in_found)) {
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$transaction = Yii::$app->db->beginTransaction();
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try {
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if (!$file_found) {
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$stored_file = new File();
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$stored_file->base_path = $new_base_path;
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$stored_file->upload_name = $this->upload_name;
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$stored_file->uid = $new_uid;
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$stored_file->real_file_name = $this->real_file_name;
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$stored_file->content_hash = $this->content_hash;
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$stored_file->save(false);
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$file_exists_in_found = $stored_file->fileExists();
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}
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if (!$file_exists_in_found) {
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$new_dir = pathinfo($stored_file->getFilePath())['dirname'];
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FilesManager::EnsureDirectoryExists($new_dir);
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$result = copy(
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$this->getFilePath(),
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$stored_file->getFilePath()
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);
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if (!$result) {
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Yii::error("Не удалось скопировать файл {$this->getFilePath()} в {$stored_file->getFilePath()}");
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throw new UnableWriteToFileException('Не удалось скопировать файл');
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}
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}
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$transaction->commit();
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} catch (\Throwable $e) {
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$transaction->rollBack();
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throw $e;
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}
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}
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return $stored_file;
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}
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}
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