PHP Image::thumbnail方法代码示例

 /**
  * @inheritdoc
  */
 public function run()
 {
     if (Yii::$app->request->isPost) {
         $file = UploadedFile::getInstanceByName($this->uploadParam);
         $model = new DynamicModel(compact($this->uploadParam));
         $model->addRule($this->uploadParam, 'file', ['maxSize' => $this->maxSize, 'tooBig' => Yii::t('upload', 'TOO_BIG_ERROR', ['size' => $this->maxSize / (1024 * 1024)]), 'extensions' => explode(', ', $this->extensions), 'checkExtensionByMimeType' => false, 'wrongExtension' => Yii::t('upload', 'EXTENSION_ERROR', ['formats' => $this->extensions])])->validate();
         if ($model->hasErrors()) {
             $result = ['error' => $model->getFirstError($this->uploadParam)];
         } else {
             $model->{$this->uploadParam}->name = uniqid() . '.' . $model->{$this->uploadParam}->extension;
             $request = Yii::$app->request;
             $image_name = $this->temp_path . $model->{$this->uploadParam}->name;
             $image = Image::crop($file->tempName . $request->post('filename'), intval($request->post('w')), intval($request->post('h')), [$request->post('x'), $request->post('y')])->resize(new Box($this->width, $this->height))->save($image_name);
             // watermark
             if ($this->watermark != '') {
                 $image = Image::watermark($image_name, $this->watermark)->save($image_name);
             }
             if ($image->save($image_name)) {
                 // create Thumbnail
                 if ($this->thumbnail && ($this->thumbnail_width > 0 && $this->thumbnail_height > 0)) {
                     Image::thumbnail($this->temp_path . $model->{$this->uploadParam}->name, $this->thumbnail_width, $this->thumbnail_height)->save($this->temp_path . '/thumbs/' . $model->{$this->uploadParam}->name);
                 }
                 $result = ['filelink' => $model->{$this->uploadParam}->name];
             } else {
                 $result = ['error' => Yii::t('upload', 'ERROR_CAN_NOT_UPLOAD_FILE')];
             }
         }
         Yii::$app->response->format = Response::FORMAT_JSON;
         return $result;
     } else {
         throw new BadRequestHttpException(Yii::t('upload', 'ONLY_POST_REQUEST'));
     }
 }

 /**
  * @param UploadedFile $file
  */
 public function saveFile(UploadedFile $file)
 {
     if ($file) {
         $folder = \Yii::getAlias('@webroot') . '/uploads/settings/' . $this->key . '/';
         if (is_dir($folder) == false) {
             mkdir($folder, 0755, true);
         }
         $file->saveAs($folder . $file->name);
         Image::thumbnail($folder . $file->name, 160, 90)->save($folder . 'thumb_' . $file->name, ['quality' => 90]);
     }
 }

 /**
  * Creates and caches the image thumbnail and returns full path from thumbnail file.
  *
  * @param string $filename
  * @param integer $width
  * @param integer $height
  * @param string $quality
  * @return string
  * @throws FileNotFoundException
  */
 public static function thumbnailFile($filename, $width, $height, $quality = 80)
 {
     $filename = FileHelper::normalizePath(Yii::getAlias($filename));
     if (!is_file($filename)) {
         throw new FileNotFoundException("File {$filename} doesn't exist");
     }
     $cachePath = Yii::getAlias('@webroot/' . self::$cacheAlias);
     $thumbnailFileExt = strrchr($filename, '.');
     $thumbnailFileName = md5($filename . $width . $height . filemtime($filename));
     $thumbnailFilePath = $cachePath . DIRECTORY_SEPARATOR . substr($thumbnailFileName, 0, 2);
     $thumbnailFile = $thumbnailFilePath . DIRECTORY_SEPARATOR . $thumbnailFileName . $thumbnailFileExt;
     if (file_exists($thumbnailFile)) {
         if (self::$cacheExpire !== 0 && time() - filemtime($thumbnailFile) > self::$cacheExpire) {
             unlink($thumbnailFile);
         } else {
             return $thumbnailFile;
         }
     }
     if (!is_dir($thumbnailFilePath)) {
         mkdir($thumbnailFilePath, 0755, true);
     }
     /*$box = new Box($width, $height);
             $image = Image::getImagine()->open($filename);
             $image = $image->thumbnail($box);
     
             $image->save($thumbnailFile);
             */
     Image::thumbnail($filename, $width, $height)->save($thumbnailFile, ['quality' => $quality]);
     return $thumbnailFile;
 }

 /**
  * @return bool
  */
 public function upload()
 {
     if ($this->validate()) {
         $model = UserProfile::findOne(['user_id' => Yii::$app->user->identity->getId()]);
         if (!$model) {
             $model = new UserProfile();
             $model->user_id = Yii::$app->user->identity->getId();
         }
         $path = $this->getUserDirectory($model->user_id);
         $file = $this->imageFile;
         //удаляем старую аватарку
         if ($model->avatar) {
             $avatar = $path . '/' . $model->avatar;
             if (file_exists($avatar)) {
                 unlink($avatar);
             }
         }
         $name = time() . '.' . $file->extension;
         //$file->imageFile->baseName
         $tmp = '_' . $name;
         if ($file->saveAs($path . '/' . $tmp)) {
             $model->avatar = $name;
             Image::thumbnail($path . '/' . $tmp, 100, 100)->save($path . '/' . $model->avatar, ['quality' => 80]);
             if (file_exists($path . '/' . $tmp)) {
                 unlink($path . '/' . $tmp);
             }
             $model->save();
         }
         return true;
     } else {
         return false;
     }
 }

 public function beforeSave($insert)
 {
     if (parent::beforeSave($insert)) {
         if ($file = UploadedFile::getInstance($this, 'photo')) {
             $imgPath = Yii::getAlias('@storage/teachers/') . $this->photo;
             if (is_file($imgPath)) {
                 unlink($imgPath);
             }
             $imgName = Yii::$app->getSecurity()->generateRandomString(8);
             $img = $imgName . '.' . $file->extension;
             if (!file_exists(Yii::getAlias('@storage/teachers/'))) {
                 mkdir(Yii::getAlias('@storage/teachers/'), 0777, true);
             }
             //save temp file
             if ($file->saveAs(Yii::getAlias('@runtime/') . $img, true)) {
                 Image::thumbnail('@runtime/' . $img, 200, 200)->save(Yii::getAlias('@storage/teachers/' . $img), ['quality' => 100]);
                 $this->photo = $img;
                 //delete temp file
                 unlink(Yii::getAlias('@runtime/') . $img);
             } else {
                 throw new \yii\web\HttpException(500, 'не удалось сохранить изображение ' . $file->baseName . '.' . $file->extension);
             }
         }
         return true;
     } else {
         return false;
     }
 }

 public function put($file_name, $thumbnail = FALSE, $copy = FALSE)
 {
     //	Проверяем наличие файла
     if (file_exists($file_name)) {
         //	Получаем расширение
         $file = explode(".", $file_name);
         $ext = $file[count($file) - 1];
         //	Формируем имя файла в хранилище
         $md_name = md5_file($file_name);
         $md_name = $md_name . '.' . $ext;
         if ($thumbnail) {
             $patch = $this->_storagePath($md_name, DIR_IMAGE . 'thumb') . '/' . $md_name;
             Image::thumbnail($file_name, 120, 120)->save(Yii::getAlias($patch), ['quality' => 80]);
         } else {
             $patch = $this->_storagePath($md_name, DIR_IMAGE) . '/' . $md_name;
             rename($file_name, $patch);
         }
         /*if ($copy) {
               //	Копируем файл в хранилище под новым именем
               copy($file_name, $patch);
           } else {
               //	Перемещаем файл в хранилище под новым именем
               rename($file_name, $patch);
           } */
         return $md_name;
     } else {
         return FALSE;
     }
 }

 /**
  * Creates thumb from model->image attribute with specified width and height.
  * @param int|null $width
  * @param int|null $height
  * @param bool $crop if false image will be resize instead of cropping
  * @return string
  */
 public function thumb($width = null, $height = null, $crop = true)
 {
     if ($this->image && ($width || $height)) {
         return Image::thumbnail($this->image, $width, $height, $crop);
     }
     return '';
 }

 public function actionUpdate($id)
 {
     $model = $this->findModelById($id);
     $current_image = $model->image;
     if ($model->load(Yii::$app->request->post())) {
         $file = UploadedFile::getInstance($model, 'image');
         if ($file && $file->tempName) {
             $model->file = $file;
             if ($model->validate(['file'])) {
                 if ($model->delImage) {
                     if (file_exists(Yii::getAlias('@webroot' . $current_image))) {
                         //удаляем файл
                         unlink(Yii::getAlias('@webroot' . $current_image));
                         $model->image = null;
                     }
                 }
                 $dir = Yii::getAlias('images/users');
                 $fileName = '/' . $model->file->baseName . '.' . $model->file->extension;
                 $model->file->saveAs($dir . $fileName);
                 $model->file = $fileName;
                 Image::thumbnail($dir . $fileName, 70, 70)->save(Yii::getAlias($dir . '/thumbs' . $fileName), ['quality' => 75]);
                 $model->image = '/' . $dir . '/thumbs' . $fileName;
             }
         }
         if ($model->save()) {
             Yii::$app->getSession()->setFlash('success', 'Профиль изменен.');
             return $this->redirect(['index']);
         }
     }
     return $this->render('update', ['model' => $model]);
 }

 /**
  * @inheritdoc
  */
 public function beforeSave($insert)
 {
     if (parent::beforeSave($insert)) {
         if ($this->file->error === UPLOAD_ERR_OK) {
             // die('before2');
             try {
                 $filename = 'uploads/' . uniqid() . '.' . $this->file->extension;
                 $this->file->saveAs($filename);
                 // Если связанное изображение уже существует, просто изменяем его
                 if ($file_model = $this->getImage()->one()) {
                 } else {
                     $file_model = new Files();
                 }
                 $file_model->filename = $filename;
                 $file_model->size = $this->file->size;
                 $file_model->post_id = $this->id;
                 $thumb_filename = 'uploads/thumbs/' . uniqid() . '.' . $this->file->extension;
                 Image::thumbnail($filename, 100, 100)->save($thumb_filename, ['quality' => 90]);
                 $file_model->thumb_filename = $thumb_filename;
                 $file_model->save();
                 $this->image_id = $file_model->id;
             } catch (\Exception $e) {
                 $this->addError('file', 'Ошибка загрузки файла');
                 return false;
             }
         }
         return true;
     } else {
         return false;
     }
 }

 /**
  *  fetch image from protected location and manipulate it and copy to public folder to show in front-end
  *  This function cache the fetched image with same width and height before
  * 
  * @author A.Jafaripur <mjafaripur@yahoo.com>
  * 
  * @param integer $id image id number to seprate the folder in public folder
  * @param string $path original image path
  * @param float $width width of image for resize
  * @param float $heigh height of image for resize
  * @param integer $quality quality of output image
  * @return string fetched image url
  */
 public function getImage($id, $path, $width, $heigh, $quality = 70)
 {
     $fileName = $this->getFileName(Yii::getAlias($path));
     $fileNameWithoutExt = $this->getFileNameWithoutExtension($fileName);
     $ext = $this->getFileExtension($fileName);
     if ($width == 0 && $heigh == 0) {
         $size = Image::getImagine()->open($path)->getSize();
         $width = $size->getWidth();
         $heigh = $size->getHeight();
     }
     $newFileName = $fileNameWithoutExt . 'x' . $width . 'w' . $heigh . 'h' . '.' . $ext;
     $upload_number = (int) ($id / 2000) + 1;
     $savePath = Yii::getAlias('@webroot/images/' . $upload_number);
     $baseImageUrl = Yii::$app->getRequest()->getBaseUrl() . '/images/' . $upload_number;
     FileHelper::createDirectory($savePath);
     $savePath .= DIRECTORY_SEPARATOR . $newFileName;
     if ($width == 0 && $heigh == 0) {
         copy($path, $savePath);
     } else {
         if (!file_exists($savePath)) {
             Image::thumbnail($path, $width, $heigh)->interlace(\Imagine\Image\ImageInterface::INTERLACE_PLANE)->save($savePath, ['quality' => $quality]);
         }
     }
     return $baseImageUrl . '/' . $newFileName;
 }

 public function upload()
 {
     if ($this->validate()) {
         if ($this->file and $this->file_id != 2) {
             unlink(Yii::getAlias('images/property-values/thumbs/' . $this->file->ime));
             unlink(Yii::getAlias('images/property-values/' . $this->file->ime));
         }
         $fileName = $this->id . '_' . $this->name;
         $this->imageFile->saveAs('images/property-values/' . $fileName . '1.' . $this->imageFile->extension);
         $image = new \common\models\Images();
         $image->ime = $fileName . '.' . $this->imageFile->extension;
         $image->type = 'image';
         $image->date = date('Y-m-d H:i:s');
         $thumb = 'images/property-values/' . $fileName . '1.' . $this->imageFile->extension;
         Image::thumbnail($thumb, 400, 300)->save(Yii::getAlias('images/property-values/' . $fileName . '.' . $this->imageFile->extension), ['quality' => 80]);
         Image::thumbnail($thumb, 80, 64)->save(Yii::getAlias('images/property-values/thumbs/' . $fileName . '.' . $this->imageFile->extension), ['quality' => 80]);
         $image->save();
         if ($image->save()) {
             $this->file_id = $image->id;
             $this->imageFile = null;
             $this->save();
         }
         unlink(Yii::getAlias($thumb));
         return;
     } else {
         return false;
     }
 }

 public function uploadImage($route, $gallery_types_id, $gallery_groups_id)
 {
     $type = (new Query())->select('*')->from($this->tableTypes)->where(['id' => $gallery_types_id])->createCommand()->queryOne();
     $route = preg_replace('/\\/$/', '', $route);
     $destination = preg_replace('/\\/$/', '', $type['destination']);
     if (!is_dir($route . $destination)) {
         if (!mkdir($route . $destination)) {
             return ['success' => false, 'message' => 'Failed to add directory'];
         }
     }
     $imageFile = UploadedFile::getInstanceByName('image');
     $image = (new Query())->select('*')->from($this->tableImages)->where(['gallery_groups_id' => $gallery_groups_id])->andWhere(['name' => $imageFile->baseName . '.' . $imageFile->extension])->createCommand()->queryOne();
     if ($image) {
         return ['success' => false, 'message' => 'File downloaded previously in this group'];
     }
     $src_file = $route . $destination . '/' . $imageFile->baseName . '.' . $imageFile->extension;
     $imageFile->saveAs($src_file, true);
     $size = $this->getSize($src_file, $type);
     $image_small = $this->renderFilename($route . $destination, $imageFile->extension);
     $image_large = $this->renderFilename($route . $destination, $imageFile->extension);
     Image::$driver = [Image::DRIVER_GD2];
     Image::thumbnail($src_file, $size['small_width'], $size['small_height'])->save($route . $destination . '/' . $image_small . '.' . $imageFile->extension, ['quality' => $type['quality']]);
     Image::thumbnail($src_file, $size['large_width'], $size['large_height'])->save($route . $destination . '/' . $image_large . '.' . $imageFile->extension, ['quality' => $type['quality']]);
     unlink($src_file);
     $query = new Query();
     $query->createCommand()->insert($this->tableImages, ['gallery_groups_id' => $gallery_groups_id, 'small' => $destination . '/' . $image_small . '.' . $imageFile->extension, 'large' => $destination . '/' . $image_large . '.' . $imageFile->extension, 'name' => $imageFile->baseName . '.' . $imageFile->extension, 'seq' => $this->getLastSequence($gallery_groups_id) + 1])->execute();
     return ['success' => true, 'gallery_images_id' => Yii::$app->db->getLastInsertID(), 'gallery_groups_id' => $gallery_groups_id, 'small' => $destination . '/' . $image_small . '.' . $imageFile->extension, 'large' => $destination . '/' . $image_large . '.' . $imageFile->extension];
 }

 public function Uploadphoto($images, $article_id)
 {
     $i = 0;
     // счетчик что определить фотографии когда они загружаются второе изображение может перезаписать первую в ту же секунду.
     foreach ($images as $file) {
         $newFileName = date("YmdHis") . $i;
         $filePath = Yii::getAlias('@frontend') . '/web/uploads/' . $newFileName . '.' . $file->extension;
         $file427320 = Yii::getAlias('@frontend') . '/web/uploads/427320/' . $newFileName . '.' . $file->extension;
         $file7070 = Yii::getAlias('@frontend') . '/web/uploads/7070/' . $newFileName . '.' . $file->extension;
         $file->saveAs($filePath);
         Image::thumbnail($filePath, 427, 320)->save($file427320, ['quality' => 50]);
         Image::thumbnail($filePath, 70, 70)->save($file7070, ['quality' => 50]);
         $image = new article_photo();
         $image->article_id = $article_id;
         $image->photo_path = Yii::getAlias('@resource') . '/uploads/' . $newFileName . '.' . $file->extension;
         $image->photo_path427320 = Yii::getAlias('@resource') . '/uploads/427320/' . $newFileName . '.' . $file->extension;
         $image->photo_path7070 = Yii::getAlias('@resource') . '/uploads/7070/' . $newFileName . '.' . $file->extension;
         $image->alt = '';
         if ($image->save()) {
             $errorLoadFile = true;
         } else {
             $errorLoadFile = false;
         }
         $i++;
     }
     return $errorLoadFile;
 }

 /**
  * Lists all MetaBase models.
  * @return mixed
  */
 public function actionIndex()
 {
     $model = new Icon();
     if (Yii::$app->request->isPost) {
         $model->imageOriginal = UploadedFile::getInstance($model, 'imageOriginal');
         $model->imageDelete = Yii::$app->request->Post('Icon')['imageDelete'];
         if ($model->imageOriginal && $model->validate()) {
             if (!file_exists($model->pathForIcons)) {
                 mkdir($model->pathForIcons, 0777, true);
             }
             $model->imageOriginal->saveAs($model->pathForIcons . '/apple-icon-original.' . $model->imageOriginal->extension);
             if ($model->imageOriginal) {
                 if (!file_exists($model->pathForIcons)) {
                     mkdir($model->pathForIcons, 0777, true);
                 }
                 Image::thumbnail($model->pathForIcons . '/apple-icon-original.png', 60, 60)->save($model->pathForIcons . '/apple-touch-icon.png');
                 Image::thumbnail($model->pathForIcons . '/apple-icon-original.png', 76, 76)->save($model->pathForIcons . '/apple-touch-icon-76x76.png');
                 Image::thumbnail($model->pathForIcons . '/apple-icon-original.png', 120, 120)->save($model->pathForIcons . '/apple-touch-icon-120x120.png');
                 Image::thumbnail($model->pathForIcons . '/apple-icon-original.png', 152, 152)->save($model->pathForIcons . '/apple-touch-icon-152x152.png');
                 $this->redirect(Url::to());
             }
         } else {
             $model->delete();
             $this->redirect(Url::to());
         }
     }
     return $this->render('index', ['model' => $model]);
 }

 /**
  * Creates a new Photos model.
  * If creation is successful, the browser will be redirected to the 'view' page.
  * @return mixed
  */
 public function actionCreate()
 {
     $model = new Photos();
     if ($model->load(Yii::$app->request->post())) {
         $model->shared_with = implode(',', $model->shared_with);
         $file = UploadedFile::getInstances($model, 'filename');
         foreach ($file as $filename) {
             $model1 = new Photos();
             $model1->user_id = Yii::$app->user->id;
             $model1->shared_with = $model->shared_with;
             $model1->filename = date("Ymdhis") . $filename->name;
             $path = Yii::getAlias('@uploads/albums/' . $model1->filename);
             if ($model1->save()) {
                 $filename->saveAs($path);
                 Image::thumbnail($path, 120, 120)->save(Yii::getAlias('@uploads/albums/thumbs/' . $model1->filename), ['quality' => 50]);
             }
         }
         Yii::$app->session->setFlash('success', 'Photos successfully posted.');
         Yii::$app->notification->notify($model1->filename, $model1, $model1->user, Yii::$app->controller->id, $model1->shared_with);
         $this->redirect('index');
     } else {
         if (Yii::$app->request->isAjax) {
             return $this->renderAjax('_form', ['model' => $model]);
         } else {
             return $this->render('create', ['model' => $model]);
         }
     }
 }