Public Member Functions
	__construct ($exiftool= '/usr/bin/exiftool', $format=self::FORMAT_JSON)
	getExifs ($file, $format=null)
	Returns exifs of an image.
	getExiftool ()
	getFormat ()
	setExiftool ($exiftool)
	Set Exiftool.
	setFormat ($format)
Public Attributes
const	FORMAT_ARRAY = 'array'
	Format ARRAY.
const	FORMAT_JSON = 'json'
	Format JSON.
const	FORMAT_XML = 'xml'
	Format XML.
Protected Member Functions
	_runExiftool ($file, $format)
Protected Attributes
	$_exiftool = '/usr/bin/exiftool'
	$_format = null

Detailed Description

Definition at line 34 of file Exiftool.php.

Constructor & Destructor Documentation

Robo47_Exiftool::__construct	(	$	exiftool = `'/usr/bin/exiftool'`,
		$	format = `self::FORMAT_JSON`
	)

Parameters:

string

$exiftool

Definition at line 67 of file Exiftool.php.

References setExiftool(), and setFormat().

    {
        $this->setExiftool($exiftool);
        $this->setFormat($format);
    }

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Member Function Documentation

Robo47_Exiftool::_runExiftool	(	$	file,
		$	format
	)			`[protected]`

Parameters:

	string	$file
	string	$format

Exceptions:

Robo47_Exiftool_Exception

Definition at line 163 of file Exiftool.php.

Referenced by getExifs().

    {
        $command = escapeshellarg($this->_exiftool);
        switch ($format) {
            case self::FORMAT_JSON:
                $command .= ' -j ';
                break;
            case self::FORMAT_XML:
                $command .= ' -X ';
                break;
        }
        $output = array();
        $command .= ' ' . escapeshellarg($file);
        $command .= ' 2>&1 ';
        $returnCode = 0;
        exec($command, $output, $returnCode);
        if ($returnCode != 0) {
            $message = 'executing exiftool failed: ' . implode('', $output);
            $message .= PHP_EOL . 'command: ' . $command;
            throw new Robo47_Exiftool_Exception($message, $returnCode);
        }
        return implode('', $output);
    }

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Robo47_Exiftool::getExifs	(	$	file,
		$	format = `null`
	)

Returns exifs of an image.

Parameters:

	string	$file
	string	$format Valid formats are xml, json, array, dom

Exceptions:

Robo47_Exiftool_Exception

Returns:: DOMDocument|array|string

Definition at line 133 of file Exiftool.php.

References _runExiftool(), and getFormat().

    {
        if (!file_exists($file) || !is_file($file)) {
            $message = 'File "' . $file . '" does not exist.';
            throw new Robo47_Exiftool_Exception($message);
        }
        if (null === $format) {
            $format = $this->getFormat();
        }
        switch ($format) {
            case self::FORMAT_JSON:
                $exifs = $this->_runExiftool($file, self::FORMAT_JSON);
                break;
            case self::FORMAT_ARRAY:
                $exifs = $this->_runExiftool($file, self::FORMAT_JSON);
                $exifs = json_decode($exifs, true);
                break;
            case self::FORMAT_XML:
                $exifs = $this->_runExiftool($file, self::FORMAT_XML);
                break;
        }
        return $exifs;
    }

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Robo47_Exiftool::getExiftool ( )

Returns:: string

Definition at line 90 of file Exiftool.php.

    {
        return $this->_exiftool;
    }

Robo47_Exiftool::getFormat ( )

Returns:: string

Definition at line 120 of file Exiftool.php.

Referenced by getExifs().

    {
        return $this->_format;
    }

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Robo47_Exiftool::setExiftool ( $ exiftool )

Set Exiftool.

Parameters:

string

$exiftool

Returns:: Robo47_Exiftool *Provides Fluent Interface*

Definition at line 80 of file Exiftool.php.

Referenced by __construct().

    {
        $this->_exiftool = $exiftool;
        return $this;
    }

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Robo47_Exiftool::setFormat ( $ format )

Parameters:

string

$format

Returns:: Robo47_Exiftool *Provides Fluent Interface*

Definition at line 100 of file Exiftool.php.

Referenced by __construct().

    {
        $format = strtolower($format);
        switch ($format) {
            case self::FORMAT_JSON:
            case self::FORMAT_ARRAY:
            case self::FORMAT_XML:
                break;
            default:
                $message = 'Invalid format: ' . $format;
                throw new Robo47_Exiftool_Exception($message);
        }
        $this->_format = $format;
        return $this;
    }