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210
vendor/miljar/php-exif/lib/PHPExif/Mapper/Exiftool.php
vendored
Normal file
210
vendor/miljar/php-exif/lib/PHPExif/Mapper/Exiftool.php
vendored
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@ -0,0 +1,210 @@
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<?php
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/**
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* PHP Exif Exiftool Mapper
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*
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* @link http://github.com/miljar/PHPExif for the canonical source repository
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* @copyright Copyright (c) 2015 Tom Van Herreweghe <tom@theanalogguy.be>
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* @license http://github.com/miljar/PHPExif/blob/master/LICENSE MIT License
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* @category PHPExif
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* @package Mapper
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*/
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namespace PHPExif\Mapper;
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use PHPExif\Exif;
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use DateTime;
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/**
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* PHP Exif Exiftool Mapper
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*
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* Maps Exiftool raw data to valid data for the \PHPExif\Exif class
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*
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* @category PHPExif
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* @package Mapper
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*/
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class Exiftool implements MapperInterface
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{
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const APERTURE = 'Composite:Aperture';
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const APPROXIMATEFOCUSDISTANCE = 'XMP-aux:ApproximateFocusDistance';
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const ARTIST = 'IFD0:Artist';
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const CAPTION = 'XMP-acdsee';
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const CAPTIONABSTRACT = 'IPTC:Caption-Abstract';
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const COLORSPACE = 'ExifIFD:ColorSpace';
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const COPYRIGHT = 'IFD0:Copyright';
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const DATETIMEORIGINAL = 'ExifIFD:DateTimeOriginal';
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const CREDIT = 'IPTC:Credit';
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const EXPOSURETIME = 'ExifIFD:ExposureTime';
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const FILESIZE = 'System:FileSize';
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const FOCALLENGTH = 'ExifIFD:FocalLength';
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const HEADLINE = 'IPTC:Headline';
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const IMAGEHEIGHT = 'File:ImageHeight';
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const IMAGEWIDTH = 'File:ImageWidth';
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const ISO = 'ExifIFD:ISO';
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const JOBTITLE = 'IPTC:By-lineTitle';
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const KEYWORDS = 'IPTC:Keywords';
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const MIMETYPE = 'File:MIMEType';
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const MODEL = 'IFD0:Model';
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const ORIENTATION = 'IFD0:Orientation';
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const SOFTWARE = 'IFD0:Software';
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const SOURCE = 'IPTC:Source';
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const TITLE = 'IPTC:ObjectName';
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const XRESOLUTION = 'IFD0:XResolution';
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const YRESOLUTION = 'IFD0:YResolution';
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const GPSLATITUDE = 'GPS:GPSLatitude';
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const GPSLONGITUDE = 'GPS:GPSLongitude';
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/**
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* Maps the ExifTool fields to the fields of
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* the \PHPExif\Exif class
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*
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* @var array
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*/
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protected $map = array(
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self::APERTURE => Exif::APERTURE,
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self::ARTIST => Exif::AUTHOR,
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self::MODEL => Exif::CAMERA,
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self::CAPTION => Exif::CAPTION,
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self::COLORSPACE => Exif::COLORSPACE,
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self::COPYRIGHT => Exif::COPYRIGHT,
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self::DATETIMEORIGINAL => Exif::CREATION_DATE,
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self::CREDIT => Exif::CREDIT,
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self::EXPOSURETIME => Exif::EXPOSURE,
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self::FILESIZE => Exif::FILESIZE,
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self::FOCALLENGTH => Exif::FOCAL_LENGTH,
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self::APPROXIMATEFOCUSDISTANCE => Exif::FOCAL_DISTANCE,
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self::HEADLINE => Exif::HEADLINE,
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self::IMAGEHEIGHT => Exif::HEIGHT,
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self::XRESOLUTION => Exif::HORIZONTAL_RESOLUTION,
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self::ISO => Exif::ISO,
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self::JOBTITLE => Exif::JOB_TITLE,
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self::KEYWORDS => Exif::KEYWORDS,
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self::MIMETYPE => Exif::MIMETYPE,
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self::ORIENTATION => Exif::ORIENTATION,
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self::SOFTWARE => Exif::SOFTWARE,
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self::SOURCE => Exif::SOURCE,
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self::TITLE => Exif::TITLE,
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self::YRESOLUTION => Exif::VERTICAL_RESOLUTION,
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self::IMAGEWIDTH => Exif::WIDTH,
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self::CAPTIONABSTRACT => Exif::CAPTION,
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self::GPSLATITUDE => Exif::GPS,
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self::GPSLONGITUDE => Exif::GPS,
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);
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/**
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* @var bool
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*/
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protected $numeric = true;
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/**
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* Mutator method for the numeric property
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*
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* @param bool $numeric
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* @return \PHPExif\Mapper\Exiftool
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*/
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public function setNumeric($numeric)
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{
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$this->numeric = (bool) $numeric;
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return $this;
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}
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/**
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* Maps the array of raw source data to the correct
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* fields for the \PHPExif\Exif class
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*
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* @param array $data
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* @return array
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*/
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public function mapRawData(array $data)
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{
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$mappedData = array();
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$gpsData = array();
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foreach ($data as $field => $value) {
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if (!array_key_exists($field, $this->map)) {
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// silently ignore unknown fields
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continue;
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}
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$key = $this->map[$field];
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// manipulate the value if necessary
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switch ($field) {
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case self::APERTURE:
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$value = sprintf('f/%01.1f', $value);
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break;
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case self::APPROXIMATEFOCUSDISTANCE:
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$value = sprintf('%1$sm', $value);
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break;
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case self::DATETIMEORIGINAL:
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try {
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$value = new DateTime($value);
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} catch (\Exception $exception) {
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continue 2;
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}
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break;
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case self::EXPOSURETIME:
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// Based on the source code of Exiftool (PrintExposureTime subroutine):
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// http://cpansearch.perl.org/src/EXIFTOOL/Image-ExifTool-9.90/lib/Image/ExifTool/Exif.pm
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if ($value < 0.25001 && $value > 0) {
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$value = sprintf('1/%d', intval(0.5 + 1 / $value));
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} else {
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$value = sprintf('%.1f', $value);
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$value = preg_replace('/.0$/', '', $value);
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}
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break;
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case self::FOCALLENGTH:
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if (!$this->numeric || strpos($value, ' ') !== false) {
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$focalLengthParts = explode(' ', $value);
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$value = reset($focalLengthParts);
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}
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break;
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case self::GPSLATITUDE:
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$gpsData['lat'] = $this->extractGPSCoordinates($value);
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break;
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case self::GPSLONGITUDE:
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$gpsData['lon'] = $this->extractGPSCoordinates($value);
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break;
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}
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// set end result
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$mappedData[$key] = $value;
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}
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// add GPS coordinates, if available
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if (count($gpsData) === 2 && $gpsData['lat'] !== false && $gpsData['lon'] !== false) {
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$latitudeRef = empty($data['GPS:GPSLatitudeRef'][0]) ? 'N' : $data['GPS:GPSLatitudeRef'][0];
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$longitudeRef = empty($data['GPS:GPSLongitudeRef'][0]) ? 'E' : $data['GPS:GPSLongitudeRef'][0];
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$gpsLocation = sprintf(
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'%s,%s',
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(strtoupper($latitudeRef) === 'S' ? -1 : 1) * $gpsData['lat'],
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(strtoupper($longitudeRef) === 'W' ? -1 : 1) * $gpsData['lon']
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);
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$mappedData[Exif::GPS] = $gpsLocation;
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} else {
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unset($mappedData[Exif::GPS]);
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}
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return $mappedData;
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}
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/**
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* Extract GPS coordinates from formatted string
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*
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* @param string $coordinates
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* @return array
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*/
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protected function extractGPSCoordinates($coordinates)
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{
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if ($this->numeric === true) {
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return abs((float) $coordinates);
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} else {
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if (!preg_match('!^([0-9.]+) deg ([0-9.]+)\' ([0-9.]+)"!', $coordinates, $matches)) {
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return false;
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}
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return floatval($matches[1]) + (floatval($matches[2]) / 60) + (floatval($matches[3]) / 3600);
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}
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}
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}
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33
vendor/miljar/php-exif/lib/PHPExif/Mapper/MapperInterface.php
vendored
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33
vendor/miljar/php-exif/lib/PHPExif/Mapper/MapperInterface.php
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<?php
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/**
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* PHP Exif Mapper Interface: Defines the interface for data mappers
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*
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* @link http://github.com/miljar/PHPExif for the canonical source repository
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* @copyright Copyright (c) 2015 Tom Van Herreweghe <tom@theanalogguy.be>
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* @license http://github.com/miljar/PHPExif/blob/master/LICENSE MIT License
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* @category PHPExif
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* @package Mapper
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* @codeCoverageIgnore
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*/
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namespace PHPExif\Mapper;
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/**
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* PHP Exif Mapper
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*
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* Defines the interface for data mappers
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*
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* @category PHPExif
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* @package Mapper
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*/
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interface MapperInterface
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{
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/**
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* Maps the array of raw source data to the correct
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* fields for the \PHPExif\Exif class
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*
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* @param array $data
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* @return array
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*/
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public function mapRawData(array $data);
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}
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289
vendor/miljar/php-exif/lib/PHPExif/Mapper/Native.php
vendored
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289
vendor/miljar/php-exif/lib/PHPExif/Mapper/Native.php
vendored
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<?php
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/**
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* PHP Exif Native Mapper
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*
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* @link http://github.com/miljar/PHPExif for the canonical source repository
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* @copyright Copyright (c) 2015 Tom Van Herreweghe <tom@theanalogguy.be>
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* @license http://github.com/miljar/PHPExif/blob/master/LICENSE MIT License
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* @category PHPExif
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* @package Mapper
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*/
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namespace PHPExif\Mapper;
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use PHPExif\Exif;
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use DateTime;
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use Exception;
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/**
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* PHP Exif Native Mapper
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*
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* Maps native raw data to valid data for the \PHPExif\Exif class
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*
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* @category PHPExif
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* @package Mapper
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*/
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class Native implements MapperInterface
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{
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const APERTUREFNUMBER = 'ApertureFNumber';
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const ARTIST = 'Artist';
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const CAPTION = 'caption';
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const COLORSPACE = 'ColorSpace';
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const COPYRIGHT = 'copyright';
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const DATETIMEORIGINAL = 'DateTimeOriginal';
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const CREDIT = 'credit';
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const EXPOSURETIME = 'ExposureTime';
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const FILESIZE = 'FileSize';
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const FOCALLENGTH = 'FocalLength';
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const FOCUSDISTANCE = 'FocusDistance';
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const HEADLINE = 'headline';
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const HEIGHT = 'Height';
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const ISOSPEEDRATINGS = 'ISOSpeedRatings';
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const JOBTITLE = 'jobtitle';
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const KEYWORDS = 'keywords';
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const MIMETYPE = 'MimeType';
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const MODEL = 'Model';
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const ORIENTATION = 'Orientation';
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const SOFTWARE = 'Software';
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const SOURCE = 'source';
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const TITLE = 'title';
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const WIDTH = 'Width';
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const XRESOLUTION = 'XResolution';
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const YRESOLUTION = 'YResolution';
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const GPSLATITUDE = 'GPSLatitude';
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const GPSLONGITUDE = 'GPSLongitude';
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const SECTION_FILE = 'FILE';
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const SECTION_COMPUTED = 'COMPUTED';
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const SECTION_IFD0 = 'IFD0';
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const SECTION_THUMBNAIL = 'THUMBNAIL';
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const SECTION_COMMENT = 'COMMENT';
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const SECTION_EXIF = 'EXIF';
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const SECTION_ALL = 'ANY_TAG';
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const SECTION_IPTC = 'IPTC';
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/**
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* A list of section names
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*
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* @var array
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*/
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protected $sections = array(
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self::SECTION_FILE,
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self::SECTION_COMPUTED,
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self::SECTION_IFD0,
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self::SECTION_THUMBNAIL,
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self::SECTION_COMMENT,
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self::SECTION_EXIF,
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self::SECTION_ALL,
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self::SECTION_IPTC,
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);
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/**
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* Maps the ExifTool fields to the fields of
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* the \PHPExif\Exif class
|
||||
*
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* @var array
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*/
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protected $map = array(
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self::APERTUREFNUMBER => Exif::APERTURE,
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self::FOCUSDISTANCE => Exif::FOCAL_DISTANCE,
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self::HEIGHT => Exif::HEIGHT,
|
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self::WIDTH => Exif::WIDTH,
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self::CAPTION => Exif::CAPTION,
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self::COPYRIGHT => Exif::COPYRIGHT,
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self::CREDIT => Exif::CREDIT,
|
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self::HEADLINE => Exif::HEADLINE,
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self::JOBTITLE => Exif::JOB_TITLE,
|
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self::KEYWORDS => Exif::KEYWORDS,
|
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self::SOURCE => Exif::SOURCE,
|
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self::TITLE => Exif::TITLE,
|
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self::ARTIST => Exif::AUTHOR,
|
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self::MODEL => Exif::CAMERA,
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self::COLORSPACE => Exif::COLORSPACE,
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self::DATETIMEORIGINAL => Exif::CREATION_DATE,
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self::EXPOSURETIME => Exif::EXPOSURE,
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self::FILESIZE => Exif::FILESIZE,
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self::FOCALLENGTH => Exif::FOCAL_LENGTH,
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self::ISOSPEEDRATINGS => Exif::ISO,
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self::MIMETYPE => Exif::MIMETYPE,
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self::ORIENTATION => Exif::ORIENTATION,
|
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self::SOFTWARE => Exif::SOFTWARE,
|
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self::XRESOLUTION => Exif::HORIZONTAL_RESOLUTION,
|
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self::YRESOLUTION => Exif::VERTICAL_RESOLUTION,
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self::GPSLATITUDE => Exif::GPS,
|
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self::GPSLONGITUDE => Exif::GPS,
|
||||
);
|
||||
|
||||
/**
|
||||
* Maps the array of raw source data to the correct
|
||||
* fields for the \PHPExif\Exif class
|
||||
*
|
||||
* @param array $data
|
||||
* @return array
|
||||
*/
|
||||
public function mapRawData(array $data)
|
||||
{
|
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$mappedData = array();
|
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$gpsData = array();
|
||||
foreach ($data as $field => $value) {
|
||||
if ($this->isSection($field) && is_array($value)) {
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$subData = $this->mapRawData($value);
|
||||
|
||||
$mappedData = array_merge($mappedData, $subData);
|
||||
continue;
|
||||
}
|
||||
|
||||
if (!$this->isFieldKnown($field)) {
|
||||
// silently ignore unknown fields
|
||||
continue;
|
||||
}
|
||||
|
||||
$key = $this->map[$field];
|
||||
|
||||
// manipulate the value if necessary
|
||||
switch ($field) {
|
||||
case self::DATETIMEORIGINAL:
|
||||
try {
|
||||
$value = new DateTime($value);
|
||||
} catch (Exception $exception) {
|
||||
continue 2;
|
||||
}
|
||||
break;
|
||||
case self::EXPOSURETIME:
|
||||
if (!is_float($value)) {
|
||||
$value = $this->normalizeComponent($value);
|
||||
}
|
||||
|
||||
// Based on the source code of Exiftool (PrintExposureTime subroutine):
|
||||
// http://cpansearch.perl.org/src/EXIFTOOL/Image-ExifTool-9.90/lib/Image/ExifTool/Exif.pm
|
||||
if ($value < 0.25001 && $value > 0) {
|
||||
$value = sprintf('1/%d', intval(0.5 + 1 / $value));
|
||||
} else {
|
||||
$value = sprintf('%.1f', $value);
|
||||
$value = preg_replace('/.0$/', '', $value);
|
||||
}
|
||||
break;
|
||||
case self::FOCALLENGTH:
|
||||
$parts = explode('/', $value);
|
||||
// Avoid division by zero if focal length is invalid
|
||||
if (end($parts) == '0') {
|
||||
$value = 0;
|
||||
} else {
|
||||
$value = (int) reset($parts) / (int) end($parts);
|
||||
}
|
||||
break;
|
||||
case self::XRESOLUTION:
|
||||
case self::YRESOLUTION:
|
||||
$resolutionParts = explode('/', $value);
|
||||
$value = (int) reset($resolutionParts);
|
||||
break;
|
||||
case self::GPSLATITUDE:
|
||||
$gpsData['lat'] = $this->extractGPSCoordinate($value);
|
||||
break;
|
||||
case self::GPSLONGITUDE:
|
||||
$gpsData['lon'] = $this->extractGPSCoordinate($value);
|
||||
break;
|
||||
}
|
||||
|
||||
// set end result
|
||||
$mappedData[$key] = $value;
|
||||
}
|
||||
|
||||
// add GPS coordinates, if available
|
||||
if (count($gpsData) === 2) {
|
||||
$latitudeRef = empty($data['GPSLatitudeRef'][0]) ? 'N' : $data['GPSLatitudeRef'][0];
|
||||
$longitudeRef = empty($data['GPSLongitudeRef'][0]) ? 'E' : $data['GPSLongitudeRef'][0];
|
||||
|
||||
$gpsLocation = sprintf(
|
||||
'%s,%s',
|
||||
(strtoupper($latitudeRef) === 'S' ? -1 : 1) * $gpsData['lat'],
|
||||
(strtoupper($longitudeRef) === 'W' ? -1 : 1) * $gpsData['lon']
|
||||
);
|
||||
|
||||
$mappedData[Exif::GPS] = $gpsLocation;
|
||||
} else {
|
||||
unset($mappedData[Exif::GPS]);
|
||||
}
|
||||
|
||||
return $mappedData;
|
||||
}
|
||||
|
||||
/**
|
||||
* Determines if given field is a section
|
||||
*
|
||||
* @param string $field
|
||||
* @return bool
|
||||
*/
|
||||
protected function isSection($field)
|
||||
{
|
||||
return (in_array($field, $this->sections));
|
||||
}
|
||||
|
||||
/**
|
||||
* Determines if the given field is known,
|
||||
* in a case insensitive way for its first letter.
|
||||
* Also update $field to keep it valid against the known fields.
|
||||
*
|
||||
* @param string &$field
|
||||
* @return bool
|
||||
*/
|
||||
protected function isFieldKnown(&$field)
|
||||
{
|
||||
$lcfField = lcfirst($field);
|
||||
if (array_key_exists($lcfField, $this->map)) {
|
||||
$field = $lcfField;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
$ucfField = ucfirst($field);
|
||||
if (array_key_exists($ucfField, $this->map)) {
|
||||
$field = $ucfField;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Extract GPS coordinates from components array
|
||||
*
|
||||
* @param array|string $components
|
||||
* @return float
|
||||
*/
|
||||
protected function extractGPSCoordinate($components)
|
||||
{
|
||||
if (!is_array($components)) {
|
||||
$components = array($components);
|
||||
}
|
||||
$components = array_map(array($this, 'normalizeComponent'), $components);
|
||||
|
||||
if (count($components) > 2) {
|
||||
return floatval($components[0]) + (floatval($components[1]) / 60) + (floatval($components[2]) / 3600);
|
||||
}
|
||||
|
||||
return reset($components);
|
||||
}
|
||||
|
||||
/**
|
||||
* Normalize component
|
||||
*
|
||||
* @param mixed $component
|
||||
* @return int|float
|
||||
*/
|
||||
protected function normalizeComponent($component)
|
||||
{
|
||||
$parts = explode('/', $component);
|
||||
|
||||
if (count($parts) > 1) {
|
||||
if ($parts[1]) {
|
||||
return intval($parts[0]) / intval($parts[1]);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
return floatval(reset($parts));
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user