Media::createThumbnailImage() - Code Metrics - Inspection of "Merge pull request #20 from Divergence/develop" - Divergence/framework - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Branch — release (e4b72f)

by Henry

created 2023-07-26 16:39 UTC

Media::createThumbnailImage() F

↳ Parent: Project

Complexity

Conditions	18
Paths	720

Size

Total Lines	117
Code Lines	71

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	342

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	18
eloc	71
c	1
b	0
f	0
nc	720
nop	5
dl	0
loc	117
ccs	0
cts	74
cp	0
crap	342
rs	1.0888

How to fix Long Method Complexity

<?php
/**
 * This file is part of the Divergence package.
 *
 * (c) Henry Paradiz <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Divergence\Models\Media;

use Exception;
use Divergence\App;
use Divergence\Models\Model;
use Divergence\Models\Mapping\Column;

/**
 * Media Model
 *
 * @author Henry Paradiz <[email protected]>
 * @author  Chris Alfano <[email protected]>
 *
 * {@inheritDoc}
 * @property int        $CreatorID A standard user ID field for use by your login & authentication system. Part of Divergence\Models\Model but used in this file as a default.
 *
 * @property-read array $Data           JSON object about the media
 * @property-read array $SummaryData    JSON object about the media
 * @property-read array $JsonTranslation  JSON object about the media
 *
 * @property-read string $Filename Filename without path but appended
 * @property-read string $ThumbnailMIMEType The mimetype for the thumbnail
 * @property-read string $WebPath      Uses static::$webPathFormat to generate a URL path for you.
 * @property-read string $getFilesystemPath Full filesystem path
 *
 * @method static void _defineRelationships()
 * @method static void _initRelationships()
 */
class Media extends Model
{
    public static $useCache = true;
    public static $singularNoun = 'media item';
    public static $pluralNoun = 'media items';

    // support subclassing
    public static $rootClass = __CLASS__;
    public static $defaultClass = __CLASS__;
    public static $subClasses = [__CLASS__, Image::class, PDF::class, Video::class, Audio::class];
    public static $collectionRoute = '/media';

    public static $tableName = 'media';

    #[Column(notnull: false, default:null)]
    protected $ContextClass;

    #[Column(type:'int', notnull: false, default:null)]
    protected $ContextID;

    protected $MIMEType;

    #[Column(type:'int', unsigned: true, notnull:false)]
    protected $Width;

    #[Column(type:'int', unsigned: true, notnull:false)]
    protected $Height;

    #[Column(type: 'decimal', notnull: false, precision: 12, scale: 6, default: 0)]
    protected $Duration;

    #[Column(notnull:false)]
    protected $Caption;


    public static $relationships = [
        'Creator' => [
            'type' => 'one-one',
            'class' => 'Person',
            'local' => 'CreatorID',
        ],
        'Context' => [
            'type' => 'context-parent',
        ],
    ];

    public static $searchConditions = [
        'Caption' => [
            'qualifiers' => ['any','caption'],
            'points' => 2,
            'sql' => 'Caption LIKE "%%%s%%"',
        ],
        'CaptionLike' => [
            'qualifiers' => ['caption-like'],
            'points' => 2,
            'sql' => 'Caption LIKE "%s"',
        ],
        'CaptionNot' => [
            'qualifiers' => ['caption-not'],
            'points' => 2,
            'sql' => 'Caption NOT LIKE "%%%s%%"',
        ],
        'CaptionNotLike' => [
            'qualifiers' => ['caption-not-like'],
            'points' => 2,
            'sql' => 'Caption NOT LIKE "%s"',
        ],
    ];

    public static $webPathFormat = '/media/open/%u'; // 1=mediaID
    public static $thumbnailRequestFormat = '/thumbnail/%1$u/%2$ux%3$u%4$s'; // 1=media_id 2=width 3=height 4=fill_color
    #public static $blankThumbnailRequestFormat = '/thumbnail/%1$s/%2$ux%3$u%4$s'; // 1=class 2=width 3=height 4=fill_color
    public static $thumbnailJPEGCompression = 90;
    public static $thumbnailPNGCompression = 9;
    public static $defaultFilenameFormat = 'default.%s.jpg';
    public static $newDirectoryPermissions = 0775;
    public static $newFilePermissions = 0664;
    public static $magicPath = null;//'/usr/share/misc/magic.mgc';
    public static $useFaceDetection = true;
    public static $faceDetectionTimeLimit = 10;

    public static $mimeHandlers = [
        'image/gif' => Image::class,
        'image/jpeg' => Image::class,
        'image/png' => Image::class,
        'image/tiff' => Image::class,
        'application/psd' => Image::class,
        'audio/mpeg' => Audio::class,
        'application/pdf' => PDF::class,
        'application/postscript' => PDF::class,
        'image/svg+xml' => PDF::class,
        'video/x-flv' => Video::class,
        'video/mp4' => Video::class,
        'video/quicktime' => Video::class,
    ];

    public static $mimeRewrites = [
        'image/photoshop'              => 'application/psd',
        'image/x-photoshop'            => 'application/psd',
        'image/psd'                    => 'application/psd',
        'application/photoshop'        => 'application/psd',
        'image/vnd.adobe.photoshop'    => 'application/psd',
    ];

    public function getValue($name)
    {
        switch ($name) {
            case 'Data':
            case 'SummaryData':
            case 'JsonTranslation':
                return [
                    'ID' => $this->getValue('ID'),
                    'Class' => $this->getValue('Class'),
                    'ContextClass' => $this->getValue('ContextClass'),
                    'ContextID' => $this->getValue('ContextID'),
                    'MIMEType' => $this->getValue('MIMEType'),
                    'Width' => $this->getValue('Width'),
                    'Height' => $this->getValue('Height'),
                    'Duration' => $this->getValue('Duration'),
                ];

            case 'Filename':
                return $this->getFilename();

            case 'ThumbnailMIMEType':
                return $this->getValue('MIMEType');

            case 'Extension':
                throw new Exception('Unable to find extension for mime-type: '.$this->getValue('MIMEType'));

            case 'WebPath':
                return sprintf(
                    static::$webPathFormat,
                    $this->getValue('ID')
                );

            case 'FilesystemPath':
                return $this->getFilesystemPath();


            default:
                return parent::getValue($name);
        }
    }

    /**
     * Builds a string for the correct path to the resource with all the options provided
     *
     * @param int|string $width
     * @param int|string $height
     * @param int|string $fillColor
     * @param bool $cropped
     * @return string
     * @throws Exception
     */
    public function buildThumbnailRequest($width, $height = null, $fillColor = null, $cropped = false)
    {
        return sprintf(
            static::$thumbnailRequestFormat,
            $this->getValue('ID'),
            $width,
            $height ?: $width,
            (is_string($fillColor) ? 'x'.$fillColor : '')
        ).($cropped ? '/cropped' : '');
    }

    /**
     * Creates a GdImage object from a file
     *
     *  Supports psd, tiff, pdf, postscript, and anything else that gd supports natively
     *
     * @param ?string $sourceFile If not provided will try to figure it out from $this->FilesystemPath
     * @throws Exception
     * @return \GdImage|false
     */
    public function getImage($sourceFile = null): \GdImage|false
    {
        if (!isset($sourceFile)) {
            $sourceFile = $this->getValue('FilesystemPath') ? $this->getValue('FilesystemPath') : $this->getValue('BlankPath');
        }

        switch ($this->getValue('MIMEType')) {
            case 'application/psd':
            case 'image/tiff':

                //Converts PSD to PNG temporarily on the real file system.
                $tempFile = tempnam('/tmp', 'media_convert');
                exec("convert -density 100 ".$this->getValue('FilesystemPath')."[0] -flatten $tempFile.png");

                return imagecreatefrompng("$tempFile.png");

            case 'application/postscript':

                return imagecreatefromstring(shell_exec("gs -r150 -dEPSCrop -dNOPAUSE -dBATCH -sDEVICE=png48 -sOutputFile=- -q $this->getValue('FilesystemPath')"));

            default:

                if (!$fileData = file_get_contents($sourceFile)) {
                    throw new Exception('Could not load media source: '.$sourceFile);
                }

                $image = imagecreatefromstring($fileData);

                if ($this->getValue('MIMEType') == 'image/jpeg' && ($exifData = exif_read_data($sourceFile)) && !empty($exifData['Orientation'])) {
                    switch ($exifData['Orientation']) {
                        case 1: // nothing
                            break;
                        case 2: // horizontal flip
                            imageflip($image, IMG_FLIP_HORIZONTAL);
                            break;
                        case 3: // 180 rotate left
                            $image = imagerotate($image, 180, 0);
                            break;
                        case 4: // vertical flip
                            imageflip($image, IMG_FLIP_VERTICAL);
                            break;
                        case 5: // vertical flip + 90 rotate right
                            imageflip($image, IMG_FLIP_VERTICAL);
                            $image = imagerotate($image, -90, 0);
                            break;
                        case 6: // 90 rotate right
                            $image = imagerotate($image, -90, 0);
                            break;
                        case 7: // horizontal flip + 90 rotate right
                            imageflip($image, IMG_FLIP_HORIZONTAL);
                            $image = imagerotate($image, -90, 0);
                            break;
                        case 8: // 90 rotate left
                            $image = imagerotate($image, 90, 0);
                            break;
                    }
                }

                return $image;
        }
    }

    /**
     * Gives us the path to a thumbnail and if it doesn't exist creates it
     *
     * @param int $maxWidth
     * @param int $maxHeight
     * @param string|bool $fillColor
     * @param boolean $cropped
     * @return string
     */
    public function getThumbnail($maxWidth, $maxHeight, $fillColor = false, $cropped = false)
    {
        $thumbFormat = sprintf('%ux%u', $maxWidth, $maxHeight);

        if ($fillColor) {
            $thumbFormat .= 'x'.strtoupper($fillColor);
        }

        if ($cropped) {
            $thumbFormat .= '.cropped';
        }

        $thumbPath = App::$App->ApplicationPath.'/media/'.$thumbFormat.'/'.$this->getValue('Filename');

        // look for cached thumbnail
        if (!file_exists($thumbPath)) {
            // ensure directory exists
            $thumbDir = dirname($thumbPath);
            if (!is_dir($thumbDir)) {
                mkdir($thumbDir, static::$newDirectoryPermissions, true);
            }

            // create new thumbnail
            $this->createThumbnailImage($thumbPath, $maxWidth, $maxHeight, $fillColor, $cropped);
        }

        return $thumbPath;
    }

    /**
     * Creates a thumbnail using the gd php extension.
     * Keeps aspect ratio.
     *
     * @param string $thumbPath
     * @param int $maxWidth
     * @param int $maxHeight
     * @param boolean|int $fillColor Background canvas color. See gd documentation.
     * @param boolean $cropped If cropped is enable the image will instead fill the smaller of width or height and cut the edges off.
     * @return void
     */
    public function createThumbnailImage($thumbPath, $maxWidth, $maxHeight, $fillColor = false, $cropped = false): void
    {
        $thumbWidth = $maxWidth;
        $thumbHeight = $maxHeight;

        // load source image
        $srcImage = $this->getImage();
        if (!$srcImage) {
            throw new Exception('This type of media file can not create a thumbnail image.');
        }
        $srcWidth = imagesx($srcImage);
        $srcHeight = imagesy($srcImage);

        // calculate
        if ($srcWidth && $srcHeight) {
            $widthRatio = ($srcWidth > $maxWidth) ? ($maxWidth / $srcWidth) : 1;
            $heightRatio = ($srcHeight > $maxHeight) ? ($maxHeight / $srcHeight) : 1;

            // crop width/height to scale size if fill disabled
            if ($cropped) {
                $ratio = max($widthRatio, $heightRatio);
            } else {
                $ratio = min($widthRatio, $heightRatio);
            }

            $scaledWidth = round($srcWidth * $ratio);
            $scaledHeight = round($srcHeight * $ratio);
        } else {
            $scaledWidth = $maxWidth;
            $scaledHeight = $maxHeight;
        }

        if (!$fillColor && !$cropped) {
            $thumbWidth = $scaledWidth;
            $thumbHeight = $scaledHeight;
        }

        // create thumbnail images
        $image = imagecreatetruecolor($thumbWidth, $thumbHeight);

        // paint fill color
        if ($fillColor) {
            // extract decimal values from hex triplet
            $fillColor = sscanf($fillColor, '%2x%2x%2x');

            // convert to color index
            $fillColor = imagecolorallocate($image, $fillColor[0], $fillColor[1], $fillColor[2]);

            // fill background
            imagefill($image, 0, 0, $fillColor);
        } elseif (($this->getValue('MIMEType') == 'image/gif') || ($this->getValue('MIMEType') == 'image/png')) {
            $trans_index = imagecolortransparent($srcImage);

            // check if there is a specific transparent color
            if ($trans_index >= 0 && $trans_index < imagecolorstotal($srcImage)) {
                $trans_color = imagecolorsforindex($srcImage, $trans_index);

                // allocate in thumbnail
                $trans_index = imagecolorallocate($image, $trans_color['red'], $trans_color['green'], $trans_color['blue']);

                // fill background
                imagefill($image, 0, 0, $trans_index);
                imagecolortransparent($image, $trans_index);
            } elseif ($this->getValue('MIMEType') == 'image/png') {
                imagealphablending($image, false);
                $trans_color = imagecolorallocatealpha($image, 0, 0, 0, 127);
                imagefill($image, 0, 0, $trans_color);
                imagesavealpha($image, true);
            }
        }

        // resize photo to thumbnail
        if ($cropped) {
            imagecopyresampled(
                $image,
                $srcImage,
                ($thumbWidth - $scaledWidth) / 2,
                ($thumbHeight - $scaledHeight) / 2,
                0,
                0,
                $scaledWidth,
                $scaledHeight,
                $srcWidth,
                $srcHeight
            );
        } else {
            imagecopyresampled(
                $image,
                $srcImage,
                round(($thumbWidth - $scaledWidth) / 2),
                round(($thumbHeight - $scaledHeight) / 2),
                0,
                0,
                $scaledWidth,
                $scaledHeight,
                $srcWidth,
                $srcHeight
            );
        }

        // save thumbnail to disk
        switch ($this->getValue('ThumbnailMIMEType')) {
            case 'image/gif':
                imagegif($image, $thumbPath);
                break;

            case 'image/jpeg':
                imagejpeg($image, $thumbPath, static::$thumbnailJPEGCompression);
                break;

            case 'image/png':
                imagepng($image, $thumbPath, static::$thumbnailPNGCompression);
                break;

            default:
                throw new Exception('Unhandled thumbnail format');
        }

        chmod($thumbPath, static::$newFilePermissions);
    }

    // static methods
    public static function createFromUpload($uploadedFile, $fieldValues = []): static | false

    {
        // handle recieving a field array from $_FILES
        if (is_array($uploadedFile)) {
            if (isset($uploadedFile['error'])) {
                return false;
            }

            if (!empty($uploadedFile['name']) && empty($fieldValues['Caption'])) {
                $fieldValues['Caption'] = preg_replace('/\.[^.]+$/', '', $uploadedFile['name']);
            }

            $uploadedFile = $uploadedFile['tmp_name'];
        }

        // sanity check
        if (!is_uploaded_file($uploadedFile)) {
            throw new Exception('Supplied file is not a valid upload');
        }

        return static::createFromFile($uploadedFile, $fieldValues);
    }

    public static function createFromFile($file, $fieldValues = []): static | false
    {
        try {
            // handle url input
            if (filter_var($file, FILTER_VALIDATE_URL)) {
                $tempName = tempnam('/tmp', 'remote_media');
                copy($file, $tempName);
                $file = $tempName;
            }

            // analyze file
            $mediaInfo = static::analyzeFile($file);

            // create media object
            /**
             * @var static
             */
            $Media = $mediaInfo['className']::create($fieldValues);

            // init media
            $Media->initializeFromAnalysis($mediaInfo);

            // save media
            $Media->save();

            // write file
            $Media->writeFile($file);

            return $Media;
        } catch (Exception $e) {
            throw $e;
        }

        // remove photo record
        if ($Media) {
            $Media->destroy();
        }

        return false;
    }

    public function initializeFromAnalysis($mediaInfo)
    {
        $this->setValue('MIMEType', $mediaInfo['mimeType']);
        $this->setValue('Width', $mediaInfo['width']);
        $this->setValue('Height', $mediaInfo['height']);
        $this->setValue('Duration', $mediaInfo['duration']);
    }


    public static function analyzeFile($filename)
    {
        // DO NOT CALL FROM decendent's override, parent calls child

        // check file
        if (!is_readable($filename)) {
            throw new Exception('Unable to read media file for analysis: "'.$filename.'"');
        }

        // get mime type
        $finfo = finfo_open(FILEINFO_MIME_TYPE, static::$magicPath);

        if (!$finfo || !($mimeType = finfo_file($finfo, $filename))) {
            throw new Exception('Unable to load media file info');
        }

        finfo_close($finfo);

        // dig deeper if only generic mimetype returned
        if ($mimeType == 'application/octet-stream') {
            $finfo = finfo_open(FILEINFO_NONE, static::$magicPath);

            if (!$finfo || !($fileInfo = finfo_file($finfo, $filename))) {
                throw new Exception('Unable to load media file info');
            }

            finfo_close($finfo);

            // detect EPS
            if (preg_match('/^DOS EPS/i', $fileInfo)) {
                $mimeType = 'application/postscript';
            }
        } elseif (array_key_exists($mimeType, static::$mimeRewrites)) {
            $mimeType = static::$mimeRewrites[$mimeType];
        }

        // compile mime data
        $mediaInfo = [
            'mimeType' => $mimeType,
        ];

        // determine handler
        $staticClass = get_called_class();
        if (!isset(static::$mimeHandlers[$mediaInfo['mimeType']]) || $staticClass != __CLASS__) {
            throw new Exception('No class registered for mime type "' . $mediaInfo['mimeType'] . '"');
        } else {
            $className = $mediaInfo['className'] = static::$mimeHandlers[$mediaInfo['mimeType']];

            // call registered type's analyzer
            $mediaInfo = $className::analyzeFile($filename, $mediaInfo);
        }

        return $mediaInfo;
    }

    public static function getSupportedTypes(): array
    {
        return array_unique(array_merge(array_keys(static::$mimeHandlers), array_keys(static::$mimeRewrites)));
    }

    public function getFilesystemPath($variant = 'original', $filename = null): ?string
    {
        if ($this->isPhantom) {
            return null;
        }

        return App::$App->ApplicationPath.'/media/'.$variant.'/'.($filename ?: $this->getFilename($variant));
    }

    public function getFilename(): string
    {
        if ($this->isPhantom) {
            return 'default.'.$this->getValue('Extension');
        }

        return $this->getValue('ID').'.'.$this->getValue('Extension');
    }

    public function getMIMEType(): string
    {
        return $this->getValue('MIMEType');
    }

    public function writeFile($sourceFile): bool
    {
        $targetDirectory = dirname($this->getValue('FilesystemPath'));

        // create target directory if needed
        if (!is_dir($targetDirectory)) {
            mkdir($targetDirectory, static::$newDirectoryPermissions, true);
        }

        // move source file to target path
        if (!rename($sourceFile, $this->getValue('FilesystemPath'))) {
            throw new \Exception('Failed to move source file to destination');
        }

        // set file permissions
        return chmod($this->getValue('FilesystemPath'), static::$newFilePermissions);
    }
}


1		<?php
2		/**
3		* This file is part of the Divergence package.
4		*
5		* (c) Henry Paradiz <[email protected]>
6		*
7		* For the full copyright and license information, please view the LICENSE
8		* file that was distributed with this source code.
9		*/
10
11		namespace Divergence\Models\Media;
12
13		use Exception;
14		use Divergence\App;
15		use Divergence\Models\Model;
16		use Divergence\Models\Mapping\Column;
17
18		/**
19		* Media Model
20		*
21		* @author Henry Paradiz <[email protected]>
22		* @author Chris Alfano <[email protected]>
23		*
24		* {@inheritDoc}
25		* @property int $CreatorID A standard user ID field for use by your login & authentication system. Part of Divergence\Models\Model but used in this file as a default.
26		*
27		* @property-read array $Data JSON object about the media
28		* @property-read array $SummaryData JSON object about the media
29		* @property-read array $JsonTranslation JSON object about the media
30		*
31		* @property-read string $Filename Filename without path but appended
32		* @property-read string $ThumbnailMIMEType The mimetype for the thumbnail
33		* @property-read string $WebPath Uses static::$webPathFormat to generate a URL path for you.
34		* @property-read string $getFilesystemPath Full filesystem path
35		*
36		* @method static void _defineRelationships()
37		* @method static void _initRelationships()
38		*/
39		class Media extends Model
40		{
41		public static $useCache = true;
42		public static $singularNoun = 'media item';
43		public static $pluralNoun = 'media items';
44
45		// support subclassing
46		public static $rootClass = __CLASS__;
47		public static $defaultClass = __CLASS__;
48		public static $subClasses = [__CLASS__, Image::class, PDF::class, Video::class, Audio::class];
49		public static $collectionRoute = '/media';
50
51		public static $tableName = 'media';
52
53		#[Column(notnull: false, default:null)]
54		protected $ContextClass;
55
56		#[Column(type:'int', notnull: false, default:null)]
57		protected $ContextID;
58
59		protected $MIMEType;
60
61		#[Column(type:'int', unsigned: true, notnull:false)]
62		protected $Width;
63
64		#[Column(type:'int', unsigned: true, notnull:false)]
65		protected $Height;
66
67		#[Column(type: 'decimal', notnull: false, precision: 12, scale: 6, default: 0)]
68		protected $Duration;
69
70		#[Column(notnull:false)]
71		protected $Caption;
72
73
74		public static $relationships = [
75		'Creator' => [
76		'type' => 'one-one',
77		'class' => 'Person',
78		'local' => 'CreatorID',
79		],
80		'Context' => [
81		'type' => 'context-parent',
82		],
83		];
84
85		public static $searchConditions = [
86		'Caption' => [
87		'qualifiers' => ['any','caption'],
88		'points' => 2,
89		'sql' => 'Caption LIKE "%%%s%%"',
90		],
91		'CaptionLike' => [
92		'qualifiers' => ['caption-like'],
93		'points' => 2,
94		'sql' => 'Caption LIKE "%s"',
95		],
96		'CaptionNot' => [
97		'qualifiers' => ['caption-not'],
98		'points' => 2,
99		'sql' => 'Caption NOT LIKE "%%%s%%"',
100		],
101		'CaptionNotLike' => [
102		'qualifiers' => ['caption-not-like'],
103		'points' => 2,
104		'sql' => 'Caption NOT LIKE "%s"',
105		],
106		];
107
108		public static $webPathFormat = '/media/open/%u'; // 1=mediaID
109		public static $thumbnailRequestFormat = '/thumbnail/%1$u/%2$ux%3$u%4$s'; // 1=media_id 2=width 3=height 4=fill_color
110		#public static $blankThumbnailRequestFormat = '/thumbnail/%1$s/%2$ux%3$u%4$s'; // 1=class 2=width 3=height 4=fill_color
111		public static $thumbnailJPEGCompression = 90;
112		public static $thumbnailPNGCompression = 9;
113		public static $defaultFilenameFormat = 'default.%s.jpg';
114		public static $newDirectoryPermissions = 0775;
115		public static $newFilePermissions = 0664;
116		public static $magicPath = null;//'/usr/share/misc/magic.mgc';
117		public static $useFaceDetection = true;
118		public static $faceDetectionTimeLimit = 10;
119
120		public static $mimeHandlers = [
121		'image/gif' => Image::class,
122		'image/jpeg' => Image::class,
123		'image/png' => Image::class,
124		'image/tiff' => Image::class,
125		'application/psd' => Image::class,
126		'audio/mpeg' => Audio::class,
127		'application/pdf' => PDF::class,
128		'application/postscript' => PDF::class,
129		'image/svg+xml' => PDF::class,
130		'video/x-flv' => Video::class,
131		'video/mp4' => Video::class,
132		'video/quicktime' => Video::class,
133		];
134
135		public static $mimeRewrites = [
136		'image/photoshop' => 'application/psd',
137		'image/x-photoshop' => 'application/psd',
138		'image/psd' => 'application/psd',
139		'application/photoshop' => 'application/psd',
140		'image/vnd.adobe.photoshop' => 'application/psd',
141		];
142
143	19	public function getValue($name)
144		{
145		switch ($name) {
146	19	case 'Data':
147	19	case 'SummaryData':
148	19	case 'JsonTranslation':
149		return [
150		'ID' => $this->getValue('ID'),
151		'Class' => $this->getValue('Class'),
152		'ContextClass' => $this->getValue('ContextClass'),
153		'ContextID' => $this->getValue('ContextID'),
154		'MIMEType' => $this->getValue('MIMEType'),
155		'Width' => $this->getValue('Width'),
156		'Height' => $this->getValue('Height'),
157		'Duration' => $this->getValue('Duration'),
158		];
159
160	19	case 'Filename':
161	3	return $this->getFilename();
162
163	19	case 'ThumbnailMIMEType':
164		return $this->getValue('MIMEType');
165
166	19	case 'Extension':
167		throw new Exception('Unable to find extension for mime-type: '.$this->getValue('MIMEType'));
168
169	19	case 'WebPath':
170		return sprintf(
171		static::$webPathFormat,
172		$this->getValue('ID')
173		);
174
175	19	case 'FilesystemPath':
176	6	return $this->getFilesystemPath();
177
178
179		default:
180	19	return parent::getValue($name);
181		}
182		}
183
184		/**
185		* Builds a string for the correct path to the resource with all the options provided
186		*
187		* @param int\|string $width
188		* @param int\|string $height
189		* @param int\|string $fillColor
190		* @param bool $cropped
191		* @return string
192		* @throws Exception
193		*/
194		public function buildThumbnailRequest($width, $height = null, $fillColor = null, $cropped = false)
195		{
196		return sprintf(
197		static::$thumbnailRequestFormat,
198		$this->getValue('ID'),
199		$width,
200		$height ?: $width,
201		(is_string($fillColor) ? 'x'.$fillColor : '')
202		).($cropped ? '/cropped' : '');
203		}
204
205		/**
206		* Creates a GdImage object from a file
207		*
208		* Supports psd, tiff, pdf, postscript, and anything else that gd supports natively
209		*
210		* @param ?string $sourceFile If not provided will try to figure it out from $this->FilesystemPath
211		* @throws Exception
212		* @return \GdImage\|false
213		*/
214	3	public function getImage($sourceFile = null): \GdImage\|false
215		{
216	3	if (!isset($sourceFile)) {
217	3	$sourceFile = $this->getValue('FilesystemPath') ? $this->getValue('FilesystemPath') : $this->getValue('BlankPath');
218		}
219
220	3	switch ($this->getValue('MIMEType')) {
221	3	case 'application/psd':
222	3	case 'image/tiff':
223
224		//Converts PSD to PNG temporarily on the real file system.
225		$tempFile = tempnam('/tmp', 'media_convert');
226		exec("convert -density 100 ".$this->getValue('FilesystemPath')."[0] -flatten $tempFile.png");
227
228		return imagecreatefrompng("$tempFile.png");
229
230	3	case 'application/postscript':
231
232		return imagecreatefromstring(shell_exec("gs -r150 -dEPSCrop -dNOPAUSE -dBATCH -sDEVICE=png48 -sOutputFile=- -q $this->getValue('FilesystemPath')"));
233
234		default:
235
236	3	if (!$fileData = file_get_contents($sourceFile)) {
237		throw new Exception('Could not load media source: '.$sourceFile);
238		}
239
240	3	$image = imagecreatefromstring($fileData);
241
242	3	if ($this->getValue('MIMEType') == 'image/jpeg' && ($exifData = exif_read_data($sourceFile)) && !empty($exifData['Orientation'])) {
243		switch ($exifData['Orientation']) {
244		case 1: // nothing
245		break;
246		case 2: // horizontal flip
247		imageflip($image, IMG_FLIP_HORIZONTAL);
248		break;
249		case 3: // 180 rotate left
250		$image = imagerotate($image, 180, 0);
251		break;
252		case 4: // vertical flip
253		imageflip($image, IMG_FLIP_VERTICAL);
254		break;
255		case 5: // vertical flip + 90 rotate right
256		imageflip($image, IMG_FLIP_VERTICAL);
257		$image = imagerotate($image, -90, 0);
258		break;
259		case 6: // 90 rotate right
260		$image = imagerotate($image, -90, 0);
261		break;
262		case 7: // horizontal flip + 90 rotate right
263		imageflip($image, IMG_FLIP_HORIZONTAL);
264		$image = imagerotate($image, -90, 0);
265		break;
266		case 8: // 90 rotate left
267		$image = imagerotate($image, 90, 0);
268		break;
269		}
270		}
271
272	3	return $image;
273		}
274		}
275
276		/**
277		* Gives us the path to a thumbnail and if it doesn't exist creates it
278		*
279		* @param int $maxWidth
280		* @param int $maxHeight
281		* @param string\|bool $fillColor
282		* @param boolean $cropped
283		* @return string
284		*/
285	3	public function getThumbnail($maxWidth, $maxHeight, $fillColor = false, $cropped = false)
286		{
287	3	$thumbFormat = sprintf('%ux%u', $maxWidth, $maxHeight);
288
289	3	if ($fillColor) {
290		$thumbFormat .= 'x'.strtoupper($fillColor);
291		}
292
293	3	if ($cropped) {
294		$thumbFormat .= '.cropped';
295		}
296
297	3	$thumbPath = App::$App->ApplicationPath.'/media/'.$thumbFormat.'/'.$this->getValue('Filename');
298
299		// look for cached thumbnail
300	3	if (!file_exists($thumbPath)) {
301		// ensure directory exists
302	3	$thumbDir = dirname($thumbPath);
303	3	if (!is_dir($thumbDir)) {
304	3	mkdir($thumbDir, static::$newDirectoryPermissions, true);
305		}
306
307		// create new thumbnail
308	3	$this->createThumbnailImage($thumbPath, $maxWidth, $maxHeight, $fillColor, $cropped);
309		}
310
311	3	return $thumbPath;
312		}
313
314		/**
315		* Creates a thumbnail using the gd php extension.
316		* Keeps aspect ratio.
317		*
318		* @param string $thumbPath
319		* @param int $maxWidth
320		* @param int $maxHeight
321		* @param boolean\|int $fillColor Background canvas color. See gd documentation.
322		* @param boolean $cropped If cropped is enable the image will instead fill the smaller of width or height and cut the edges off.
323		* @return void
324		*/
325	3	public function createThumbnailImage($thumbPath, $maxWidth, $maxHeight, $fillColor = false, $cropped = false): void
326		{
327	3	$thumbWidth = $maxWidth;
328	3	$thumbHeight = $maxHeight;
329
330		// load source image
331	3	$srcImage = $this->getImage();
332	3	if (!$srcImage) {
333		throw new Exception('This type of media file can not create a thumbnail image.');
334		}
335	3	$srcWidth = imagesx($srcImage);
336	3	$srcHeight = imagesy($srcImage);
337
338		// calculate
339	3	if ($srcWidth && $srcHeight) {
340	3	$widthRatio = ($srcWidth > $maxWidth) ? ($maxWidth / $srcWidth) : 1;
341	3	$heightRatio = ($srcHeight > $maxHeight) ? ($maxHeight / $srcHeight) : 1;
342
343		// crop width/height to scale size if fill disabled
344	3	if ($cropped) {
345		$ratio = max($widthRatio, $heightRatio);
346		} else {
347	3	$ratio = min($widthRatio, $heightRatio);
348		}
349
350	3	$scaledWidth = round($srcWidth * $ratio);
351	3	$scaledHeight = round($srcHeight * $ratio);
352		} else {
353		$scaledWidth = $maxWidth;
354		$scaledHeight = $maxHeight;
355		}
356
357	3	if (!$fillColor && !$cropped) {
358	3	$thumbWidth = $scaledWidth;
359	3	$thumbHeight = $scaledHeight;
360		}
361
362		// create thumbnail images
363	3	$image = imagecreatetruecolor($thumbWidth, $thumbHeight);
364
365		// paint fill color
366	3	if ($fillColor) {
367		// extract decimal values from hex triplet
368		$fillColor = sscanf($fillColor, '%2x%2x%2x');
369
370		// convert to color index
371		$fillColor = imagecolorallocate($image, $fillColor[0], $fillColor[1], $fillColor[2]);
372
373		// fill background
374		imagefill($image, 0, 0, $fillColor);
375	3	} elseif (($this->getValue('MIMEType') == 'image/gif') \|\| ($this->getValue('MIMEType') == 'image/png')) {
376	3	$trans_index = imagecolortransparent($srcImage);
377
378		// check if there is a specific transparent color
379	3	if ($trans_index >= 0 && $trans_index < imagecolorstotal($srcImage)) {
380		$trans_color = imagecolorsforindex($srcImage, $trans_index);
381
382		// allocate in thumbnail
383		$trans_index = imagecolorallocate($image, $trans_color['red'], $trans_color['green'], $trans_color['blue']);
384
385		// fill background
386		imagefill($image, 0, 0, $trans_index);
387		imagecolortransparent($image, $trans_index);
388	3	} elseif ($this->getValue('MIMEType') == 'image/png') {
389	3	imagealphablending($image, false);
390	3	$trans_color = imagecolorallocatealpha($image, 0, 0, 0, 127);
391	3	imagefill($image, 0, 0, $trans_color);
392	3	imagesavealpha($image, true);
393		}
394		}
395
396		// resize photo to thumbnail
397	3	if ($cropped) {
398		imagecopyresampled(
399		$image,
400		$srcImage,
401		($thumbWidth - $scaledWidth) / 2,
402		($thumbHeight - $scaledHeight) / 2,
403		0,
404		0,
405		$scaledWidth,
406		$scaledHeight,
407		$srcWidth,
408		$srcHeight
409		);
410		} else {
411	3	imagecopyresampled(
412	3	$image,
413	3	$srcImage,
414	3	round(($thumbWidth - $scaledWidth) / 2),
415	3	round(($thumbHeight - $scaledHeight) / 2),
416	3	0,
417	3	0,
418	3	$scaledWidth,
419	3	$scaledHeight,
420	3	$srcWidth,
421	3	$srcHeight
422	3	);
423		}
424
425		// save thumbnail to disk
426	3	switch ($this->getValue('ThumbnailMIMEType')) {
427	3	case 'image/gif':
428		imagegif($image, $thumbPath);
429		break;
430
431	3	case 'image/jpeg':
432		imagejpeg($image, $thumbPath, static::$thumbnailJPEGCompression);
433		break;
434
435	3	case 'image/png':
436	3	imagepng($image, $thumbPath, static::$thumbnailPNGCompression);
437	3	break;
438
439		default:
440		throw new Exception('Unhandled thumbnail format');
441		}
442
443	3	chmod($thumbPath, static::$newFilePermissions);
444		}
445
446		// static methods
447		public static function createFromUpload($uploadedFile, $fieldValues = []): static \| false
		0 ignored issues – show Bug introduced 2023-07-26 14:00 UTC by Report Bug Copy Issue Report A parse error occurred: Syntax error, unexpected '\|', expecting '{' or ';' on line 447 at column 86 Loading history...
448		{
449		// handle recieving a field array from $_FILES
450		if (is_array($uploadedFile)) {
451		if (isset($uploadedFile['error'])) {
452		return false;
453		}
454
455		if (!empty($uploadedFile['name']) && empty($fieldValues['Caption'])) {
456		$fieldValues['Caption'] = preg_replace('/\.[^.]+$/', '', $uploadedFile['name']);
457		}
458
459		$uploadedFile = $uploadedFile['tmp_name'];
460		}
461
462		// sanity check
463		if (!is_uploaded_file($uploadedFile)) {
464		throw new Exception('Supplied file is not a valid upload');
465		}
466
467		return static::createFromFile($uploadedFile, $fieldValues);
468		}
469
470	3	public static function createFromFile($file, $fieldValues = []): static \| false
471		{
472		try {
473		// handle url input
474	3	if (filter_var($file, FILTER_VALIDATE_URL)) {
475		$tempName = tempnam('/tmp', 'remote_media');
476		copy($file, $tempName);
477		$file = $tempName;
478		}
479
480		// analyze file
481	3	$mediaInfo = static::analyzeFile($file);
482
483		// create media object
484		/**
485		* @var static
486		*/
487	3	$Media = $mediaInfo['className']::create($fieldValues);
488
489		// init media
490	3	$Media->initializeFromAnalysis($mediaInfo);
491
492		// save media
493	3	$Media->save();
494
495		// write file
496	3	$Media->writeFile($file);
497
498	3	return $Media;
499		} catch (Exception $e) {
500		throw $e;
501		}
502
503		// remove photo record
504		if ($Media) {
505		$Media->destroy();
506		}
507
508		return false;
509		}
510
511	3	public function initializeFromAnalysis($mediaInfo)
512		{
513	3	$this->setValue('MIMEType', $mediaInfo['mimeType']);
514	3	$this->setValue('Width', $mediaInfo['width']);
515	3	$this->setValue('Height', $mediaInfo['height']);
516	3	$this->setValue('Duration', $mediaInfo['duration']);
517		}
518
519
520	3	public static function analyzeFile($filename)
521		{
522		// DO NOT CALL FROM decendent's override, parent calls child
523
524		// check file
525	3	if (!is_readable($filename)) {
526		throw new Exception('Unable to read media file for analysis: "'.$filename.'"');
527		}
528
529		// get mime type
530	3	$finfo = finfo_open(FILEINFO_MIME_TYPE, static::$magicPath);
531
532	3	if (!$finfo \|\| !($mimeType = finfo_file($finfo, $filename))) {
533		throw new Exception('Unable to load media file info');
534		}
535
536	3	finfo_close($finfo);
537
538		// dig deeper if only generic mimetype returned
539	3	if ($mimeType == 'application/octet-stream') {
540		$finfo = finfo_open(FILEINFO_NONE, static::$magicPath);
541
542		if (!$finfo \|\| !($fileInfo = finfo_file($finfo, $filename))) {
543		throw new Exception('Unable to load media file info');
544		}
545
546		finfo_close($finfo);
547
548		// detect EPS
549		if (preg_match('/^DOS EPS/i', $fileInfo)) {
550		$mimeType = 'application/postscript';
551		}
552	3	} elseif (array_key_exists($mimeType, static::$mimeRewrites)) {
553		$mimeType = static::$mimeRewrites[$mimeType];
554		}
555
556		// compile mime data
557	3	$mediaInfo = [
558	3	'mimeType' => $mimeType,
559	3	];
560
561		// determine handler
562	3	$staticClass = get_called_class();
563	3	if (!isset(static::$mimeHandlers[$mediaInfo['mimeType']]) \|\| $staticClass != __CLASS__) {
564		throw new Exception('No class registered for mime type "' . $mediaInfo['mimeType'] . '"');
565		} else {
566	3	$className = $mediaInfo['className'] = static::$mimeHandlers[$mediaInfo['mimeType']];
567
568		// call registered type's analyzer
569	3	$mediaInfo = $className::analyzeFile($filename, $mediaInfo);
570		}
571
572	3	return $mediaInfo;
573		}
574
575		public static function getSupportedTypes(): array
576		{
577		return array_unique(array_merge(array_keys(static::$mimeHandlers), array_keys(static::$mimeRewrites)));
578		}
579
580	17	public function getFilesystemPath($variant = 'original', $filename = null): ?string
581		{
582	17	if ($this->isPhantom) {
583		return null;
584		}
585
586	17	return App::$App->ApplicationPath.'/media/'.$variant.'/'.($filename ?: $this->getFilename($variant));
587		}
588
589	17	public function getFilename(): string
590		{
591	17	if ($this->isPhantom) {
592		return 'default.'.$this->getValue('Extension');
593		}
594
595	17	return $this->getValue('ID').'.'.$this->getValue('Extension');
596		}
597
598		public function getMIMEType(): string
599		{
600		return $this->getValue('MIMEType');
601		}
602
603	3	public function writeFile($sourceFile): bool
604		{
605	3	$targetDirectory = dirname($this->getValue('FilesystemPath'));
606
607		// create target directory if needed
608	3	if (!is_dir($targetDirectory)) {
609	1	mkdir($targetDirectory, static::$newDirectoryPermissions, true);
610		}
611
612		// move source file to target path
613	3	if (!rename($sourceFile, $this->getValue('FilesystemPath'))) {
614		throw new \Exception('Failed to move source file to destination');
615		}
616
617		// set file permissions
618	3	return chmod($this->getValue('FilesystemPath'), static::$newFilePermissions);
619		}
620		}
621

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Branch — release (e4b72f)

Media::createThumbnailImage() F

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