infoweb\cms\models\Image::createVersion PHP Метод

    public function createVersion($imagePath, $sizeString = false, $crop = true, $fitImageInCanvas = false)
    {
        if (strlen($this->urlAlias) < 1) {
            throw new \Exception('Image without urlAlias!');
        }
        $cachePath = $this->getModule()->getCachePath();
        $subDirPath = $this->getSubDur();
        $fileExtension = pathinfo($this->filePath, PATHINFO_EXTENSION);
        if ($sizeString) {
            $sizePart = '_' . $sizeString;
        } else {
            $sizePart = '';
        }
        $pathToSave = $cachePath . '/' . $subDirPath . '/' . $this->urlAlias . $sizePart . '.' . $fileExtension;
        BaseFileHelper::createDirectory(dirname($pathToSave), 0777, true);
        if ($sizeString) {
            $size = $this->getModule()->parseSize($sizeString);
        } else {
            $size = false;
        }
        if ($this->getModule()->graphicsLibrary == 'Imagick') {
            // Fixes interlaced images
            $interlaceFix = $this->interlaceFix($imagePath);
            if ($interlaceFix) {
                $image = new \Imagick();
                $image->readImageBlob($interlaceFix);
            } else {
                $image = new \Imagick($imagePath);
            }
            $image->setImageCompressionQuality(100);
            // Fixes image rotations
            $this->ImagickAutoRotateImage($image);
            // If the dimensions of the original image match the requested
            // dimensions the original image is just copied to the new path
            if ($image->getImageWidth() == $size['width'] && $image->getImageHeight() == $size['height']) {
                copy($imagePath, $pathToSave);
                return $image;
            }
            if ($size) {
                if ($size['height'] && $size['width']) {
                    if (!$crop && $fitImageInCanvas) {
                        $image = $this->fitImageInCanvas($image, $size['width'], $size['height']);
                    } elseif ($crop) {
                        $image->cropThumbnailImage($size['width'], $size['height']);
                    } else {
                        $image->resizeImage($size['width'], $size['height'], \Imagick::FILTER_HAMMING, 1, false);
                    }
                } elseif ($size['height']) {
                    $image->thumbnailImage(0, $size['height']);
                } elseif ($size['width']) {
                    $image->thumbnailImage($size['width'], 0);
                } else {
                    throw new \Exception('Something wrong with this->module->parseSize($sizeString)');
                }
            }
            $image->writeImage($pathToSave);
        } else {
            $image = new \abeautifulsite\SimpleImage($imagePath);
            // If the dimensions of the original image match the requested
            // dimensions the original image is just copied to the new path
            if ($image->get_width() == $size['width'] && $image->get_height() == $size['height']) {
                copy($imagePath, $pathToSave);
                return $image;
            }
            if ($size) {
                if ($size['height'] && $size['width']) {
                    if ($crop) {
                        $image->thumbnail($size['width'], $size['height']);
                    } else {
                        $image->resize($size['width'], $size['height']);
                    }
                } elseif ($size['height']) {
                    $image->fit_to_height($size['height']);
                } elseif ($size['width']) {
                    $image->fit_to_width($size['width']);
                } else {
                    throw new \Exception('Something wrong with this->module->parseSize($sizeString)');
                }
            }
            //WaterMark
            if ($this->getModule()->waterMark) {
                if (!file_exists(Yii::getAlias($this->getModule()->waterMark))) {
                    throw new Exception('WaterMark not detected!');
                }
                $wmMaxWidth = intval($image->get_width() * 0.4);
                $wmMaxHeight = intval($image->get_height() * 0.4);
                $waterMarkPath = Yii::getAlias($this->getModule()->waterMark);
                $waterMark = new \abeautifulsite\SimpleImage($waterMarkPath);
                if ($waterMark->get_height() > $wmMaxHeight or $waterMark->get_width() > $wmMaxWidth) {
                    $waterMarkPath = $this->getModule()->getCachePath() . DIRECTORY_SEPARATOR . pathinfo($this->getModule()->waterMark)['filename'] . $wmMaxWidth . 'x' . $wmMaxHeight . '.' . pathinfo($this->getModule()->waterMark)['extension'];
                    //throw new Exception($waterMarkPath);
                    if (!file_exists($waterMarkPath)) {
                        $waterMark->fit_to_width($wmMaxWidth);
                        $waterMark->save($waterMarkPath, 100);
                        if (!file_exists($waterMarkPath)) {
                            throw new Exception('Cant save watermark to ' . $waterMarkPath . '!!!');
                        }
                    }
                }
                $image->overlay($waterMarkPath, 'bottom right', 0.5, -10, -10);
            }
            $image->save($pathToSave, 100);
        }
        return $image;
    }