function getImageMetadata($event)
{
$medium = $event->getArgument('medium');
$data = array('headers' => null, 'exif' => null, 'xmp' => null, 'irb' => null, 'finfo' => null);
$ext = $medium->getExtension();
$file = $medium->getAbsPath();
if (zmgFactory::getConfig()->get('plugins/jpeg_metadata/general/readwrite') && ($ext == "jpg" || $ext == "jpeg") && !ZMG_SAFEMODE_ON) {
//import libs first (duh ;) )
$jmt_dir = "v" . str_replace('.', '_', ZMG_JMT_VERSION);
zmgimport('org.zoomfactory.var.plugins.jpeg_metadata.' . $jmt_dir . '.EXIF');
//takes care of some deferred loading as well
zmgimport('org.zoomfactory.var.plugins.jpeg_metadata.' . $jmt_dir . '.Photoshop_File_Info');
// Retreive the EXIF, XMP and Photoshop IRB information from
// the existing file, so that it can be updated later on...
$data['headers'] = get_jpeg_header_data($file);
$data['exif'] = get_EXIF_JPEG($file);
$data['xmp'] = read_XMP_array_from_text(get_XMP_text($data['headers']));
$data['irb'] = get_Photoshop_IRB($data['headers']);
$data['finfo'] = get_photoshop_file_info($data['exif'], $data['xmp'], $data['irb']);
// Check if there is a default for the date defined
if (!array_key_exists('date', $data['finfo']) || array_key_exists('date', $data['finfo']) && $data['finfo']['date'] == '') {
// No default for the date defined
// figure out a default from the file
// Check if there is a EXIF Tag 36867 "Date and Time of Original"
if ($data['exif'] != false && array_key_exists(0, $data['exif']) && array_key_exists(34665, $data['exif'][0]) && array_key_exists(0, $data['exif'][0][34665]) && array_key_exists(36867, $data['exif'][0][34665][0])) {
// Tag "Date and Time of Original" found - use it for the default date
$data['finfo']['date'] = $data['exif'][0][34665][0][36867]['Data'][0];
$data['finfo']['date'] = preg_replace("/(\\d\\d\\d\\d):(\\d\\d):(\\d\\d)( \\d\\d:\\d\\d:\\d\\d)/", "\$1-\$2-\$3", $data['finfo']['date']);
} elseif ($data['exif'] != false && array_key_exists(0, $data['exif']) && array_key_exists(34665, $data['exif'][0]) && array_key_exists(0, $data['exif'][0][34665]) && array_key_exists(36868, $data['exif'][0][34665][0])) {
// Check if there is a EXIF Tag 36868 "Date and Time when Digitized"
// Tag "Date and Time when Digitized" found - use it for the default date
$data['finfo']['date'] = $data['exif'][0][34665][0][36868]['Data'][0];
$data['finfo']['date'] = preg_replace("/(\\d\\d\\d\\d):(\\d\\d):(\\d\\d)( \\d\\d:\\d\\d:\\d\\d)/", "\$1-\$2-\$3", $data['finfo']['date']);
} else {
if ($data['exif'] != false && array_key_exists(0, $data['exif']) && array_key_exists(306, $data['exif'][0])) {
// Check if there is a EXIF Tag 306 "Date and Time"
// Tag "Date and Time" found - use it for the default date
$data['finfo']['date'] = $data['exif'][0][306]['Data'][0];
$data['finfo']['date'] = preg_replace("/(\\d\\d\\d\\d):(\\d\\d):(\\d\\d)( \\d\\d:\\d\\d:\\d\\d)/", "\$1-\$2-\$3", $data['finfo']['date']);
} else {
// Couldn't find an EXIF date in the image
// Set default date as creation date of file
$data['finfo']['date'] = date("Y-m-d", filectime($file));
}
}
}
}
return zmgJpeg_metadataPlugin::interpretImageData($data, $medium->filename);
}
/**
* mime_image_get_exif_data fetch meta data from uploaded image
*
* @param array $pUpload uploaded file data
* @access public
* @return array filled with exif goodies
*/
function mime_image_get_exif_data($pUpload)
{
$exifHash = array();
if (function_exists('exif_read_data') && !empty($pUpload['source_file']) && is_file($pUpload['source_file']) && preg_match("#/(jpe?g|tiff)#i", $pUpload['type'])) {
// exif_read_data can be noisy due to crappy files, e.g. "Incorrect APP1 Exif Identifier Code" etc...
$exifHash = @exif_read_data($pUpload['source_file'], 0, TRUE);
// extract more information if we can find it
if (ini_get('short_open_tag')) {
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/JPEG.php';
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/JFIF.php';
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/PictureInfo.php';
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/XMP.php';
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/EXIF.php';
// Retrieve the header information from the JPEG file
$jpeg_header_data = get_jpeg_header_data($pUpload['source_file']);
// Retrieve EXIF information from the JPEG file
$Exif_array = get_EXIF_JPEG($pUpload['source_file']);
// Retrieve XMP information from the JPEG file
$XMP_array = read_XMP_array_from_text(get_XMP_text($jpeg_header_data));
// Retrieve Photoshop IRB information from the JPEG file
$IRB_array = get_Photoshop_IRB($jpeg_header_data);
if (!empty($exifHash['IFD0']['Software']) && preg_match('/photoshop/i', $exifHash['IFD0']['Software'])) {
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/Photoshop_File_Info.php';
// Retrieve Photoshop File Info from the three previous arrays
$psFileInfo = get_photoshop_file_info($Exif_array, $XMP_array, $IRB_array);
if (!empty($psFileInfo['headline'])) {
$exifHash['headline'] = $psFileInfo['headline'];
}
if (!empty($psFileInfo['caption'])) {
$exifHash['caption'] = $psFileInfo['caption'];
}
}
}
// only makes sense to store the GPS data if we at least have latitude and longitude
if (!empty($exifHash['GPS'])) {
// store GPS coordinates as deg decimal float
$gpsConv = array('GPSLatitude', 'GPSDestLatitude', 'GPSLongitude', 'GPSDestLongitude');
foreach ($gpsConv as $conv) {
if (!empty($exifHash['GPS'][$conv]) && is_array($exifHash['GPS'][$conv])) {
$exifHash['GPS'][$conv] = mime_image_convert_exifgps($exifHash['GPS'][$conv]);
}
}
}
}
return $exifHash;
}
// i.e. $filename is defined, and $new_ps_file_info_array is not
if (!isset($new_ps_file_info_array) && isset($filename) && is_string($filename)) {
// Hide any unknown EXIF tags
$GLOBALS['HIDE_UNKNOWN_TAGS'] = TRUE;
// Accessing the existing file info for the specified file requires these includes
include 'JPEG.php';
include 'XMP.php';
include 'Photoshop_IRB.php';
include 'EXIF.php';
include 'Photoshop_File_Info.php';
// Retrieve the header information from the JPEG file
$jpeg_header_data = get_jpeg_header_data($filename);
// Retrieve EXIF information from the JPEG file
$Exif_array = get_EXIF_JPEG($filename);
// Retrieve XMP information from the JPEG file
$XMP_array = read_XMP_array_from_text(get_XMP_text($jpeg_header_data));
// Retrieve Photoshop IRB information from the JPEG file
$IRB_array = get_Photoshop_IRB($jpeg_header_data);
// Retrieve Photoshop File Info from the three previous arrays
$new_ps_file_info_array = get_photoshop_file_info($Exif_array, $XMP_array, $IRB_array);
// Check if there is an array of defaults available
if (isset($default_ps_file_info_array) && is_array($default_ps_file_info_array)) {
// There are defaults defined
// Check if there is a default for the date defined
if (!array_key_exists('date', $default_ps_file_info_array) || array_key_exists('date', $default_ps_file_info_array) && $default_ps_file_info_array['date'] == '') {
// No default for the date defined
// figure out a default from the file
// Check if there is a EXIF Tag 36867 "Date and Time of Original"
if ($Exif_array != FALSE && array_key_exists(0, $Exif_array) && array_key_exists(34665, $Exif_array[0]) && array_key_exists(0, $Exif_array[0][34665]) && array_key_exists(36867, $Exif_array[0][34665][0])) {
// Tag "Date and Time of Original" found - use it for the default date
$default_ps_file_info_array['date'] = $Exif_array[0][34665][0][36867]['Data'][0];
/**
* extractMetaData extract meta data from images
*
* @param array $pParamHash
* @param array $pFile
* @access public
* @return TRUE on success, FALSE on failure - mErrors will contain reason for failure
* @deprecated deprecated since version 2.1.0-beta
*/
function extractMetaData(&$pParamHash, &$pFile)
{
//deprecated( "This method has been replaced by a method in LibertyMime. Please try to migrate your code." );
// Process a JPEG , jpeg_metadata_tk REQUIRES short_tags because that is the way it was written. feel free to fix something. XOXO spiderr
if (ini_get('short_open_tag') && function_exists('exif_read_data') && !empty($pFile['tmp_name']) && strpos(strtolower($pFile['type']), 'jpeg') !== FALSE) {
$exifHash = @exif_read_data($pFile['tmp_name'], 0, true);
// Change: Allow this example file to be easily relocatable - as of version 1.11
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/JPEG.php';
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/JFIF.php';
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/PictureInfo.php';
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/XMP.php';
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/EXIF.php';
// Retrieve the header information from the JPEG file
$jpeg_header_data = get_jpeg_header_data($pFile['tmp_name']);
// Retrieve EXIF information from the JPEG file
$Exif_array = get_EXIF_JPEG($pFile['tmp_name']);
// Retrieve XMP information from the JPEG file
$XMP_array = read_XMP_array_from_text(get_XMP_text($jpeg_header_data));
// Retrieve Photoshop IRB information from the JPEG file
$IRB_array = get_Photoshop_IRB($jpeg_header_data);
if (!empty($exifHash['IFD0']['Software']) && preg_match('/photoshop/i', $exifHash['IFD0']['Software'])) {
require_once UTIL_PKG_PATH . 'jpeg_metadata_tk/Photoshop_File_Info.php';
// Retrieve Photoshop File Info from the three previous arrays
$psFileInfo = get_photoshop_file_info($Exif_array, $XMP_array, $IRB_array);
if (!empty($psFileInfo['headline'])) {
if (empty($pParamHash['title'])) {
$pParamHash['title'] = $psFileInfo['headline'];
} elseif (empty($pParamHash['edit']) && !$this->getField('data') && $pParamHash['title'] != $psFileInfo['headline']) {
$pParamHash['edit'] = $psFileInfo['headline'];
}
}
if (!empty($psFileInfo['caption'])) {
if (empty($pParamHash['title'])) {
$pParamHash['title'] = $psFileInfo['caption'];
} elseif (empty($pParamHash['edit']) && !$this->getField('data') && $pParamHash['title'] != $psFileInfo['caption']) {
$pParamHash['edit'] = $psFileInfo['caption'];
}
}
}
if (!empty($exifHash['EXIF']['DateTimeOriginal'])) {
$pParamHash['event_time'] = strtotime($exifHash['EXIF']['DateTimeOriginal']);
}
if (!empty($exifHash['IFD0']['ImageDescription'])) {
if (empty($pParamHash['title'])) {
$pParamHash['title'] = $exifHash['IFD0']['ImageDescription'];
} elseif (empty($pParamHash['edit']) && !$this->getField('data') && $pParamHash['title'] != $exifHash['IFD0']['ImageDescription']) {
$pParamHash['edit'] = $exifHash['IFD0']['ImageDescription'];
}
}
}
}
/**
* Make a newly uploaded medium ready for use in the gallery.
*
* @param string $image
* @param string $filename
* @param string $filetype
* @param string $keywords
* @param string $name
* @param string $descr
* @param int $rotate
* @param int $degrees
* @param int $ignoresizes
* @return boolean
* @access public
*/
function processImage($image, $filename, $filetype, $keywords, $name, $descr, $rotate, $degrees = 0, $ignoresizes = 0)
{
global $mosConfig_absolute_path, $zoom;
// reset script execution time limit (as set in MAX_EXECUTION_TIME ini directive)...
// requires SAFE MODE to be OFF!
if (ini_get('safe_mode') != 1) {
set_time_limit(0);
}
$imagepath = $zoom->_CONFIG['imagepath'];
$catdir = $zoom->_gallery->getDir();
$filename = urldecode($filename);
// replace every space-character with a single "_"
$filename = ereg_replace(" ", "_", $filename);
$filename = stripslashes($filename);
$filename = ereg_replace("'", "_", $filename);
// Get rid of extra underscores
$filename = ereg_replace("_+", "_", $filename);
$filename = ereg_replace("(^_|_\$)", "", $filename);
$zoom->checkDuplicate($filename, 'filename');
$filename = $zoom->_tempname;
// replace space-characters in combination with a comma with 'air'...or nothing!
$keywords = $zoom->cleanString($keywords);
//$keywords = $zoom->htmlnumericentities($keywords);
$name = $zoom->cleanString($name);
//$name = $zoom->htmlnumericentities($name);
//$descr = $zoom->cleanString($descr);
//$descr = $zoom->htmlnumericentities($descr);
if (empty($name)) {
$name = $zoom->_CONFIG['tempName'];
}
$imgobj = new image(0);
//create a new image object with a foo imgid
$imgobj->setImgInfo($filename, $name, $keywords, $descr, $zoom->_gallery->_id, $zoom->currUID, 1, 1);
$imgobj->getMimeType($filetype, $image);
unset($filename, $name, $keywords, $descr);
//clear memory, just in case...
if (!$zoom->acceptableSize($image)) {
// the file is simply too big, register this...
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = sprintf(_ZOOM_ALERT_TOOBIG, $zoom->_CONFIG['maxsizekb'] . 'kB');
return false;
}
/* IMPORTANT CHEATSHEET:
* If we don't get useful data from that or its a type we don't
* recognize, take a swing at it using the file name.
if ($mimeType == 'application/octet-stream' ||
$mimeType == 'application/unknown' ||
GalleryCoreApi::convertMimeToExtension($mimeType) == null) {
$extension = GalleryUtilities::getFileExtension($file['name']);
$mimeType = GalleryCoreApi::convertExtensionToMime($extension);
}
*/
if ($zoom->acceptableFormat($imgobj->getMimeType(), true)) {
// File is an image/ movie/ document...
$file = "{$mosConfig_absolute_path}/{$imagepath}{$catdir}/" . $imgobj->_filename;
$desfile = "{$mosConfig_absolute_path}/{$imagepath}{$catdir}/thumbs/" . $imgobj->_filename;
if (is_uploaded_file($image)) {
if (!move_uploaded_file("{$image}", $file)) {
// some error occured while moving file, register this...
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_MOVEFAILURE;
return false;
}
} elseif (!$zoom->platform->copy("{$image}", $file) && !$zoom->platform->file_exists($file)) {
// some error occured while moving file, register this...
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_MOVEFAILURE;
return false;
}
@$zoom->platform->chmod($file, '0777');
$viewsize = $mosConfig_absolute_path . "/" . $imagepath . $catdir . "/viewsize/" . $imgobj->_filename;
if ($zoom->acceptableFormat($imgobj->getMimeType(), true)) {
if ($zoom->isImage($imgobj->getMimeType(), true)) {
$imgobj->_size = $zoom->platform->getimagesize($file);
// get image EXIF & IPTC data from file to save it in viewsize image and get a thumbnail...
if ($zoom->_CONFIG['readEXIF'] && ($imgobj->_type === "jpg" || $imgobj->_type === "jpeg") && !(bool) ini_get('safe_mode')) {
// Retreive the EXIF, XMP and Photoshop IRB information from
// the existing file, so that it can be updated later on...
$jpeg_header_data = get_jpeg_header_data($file);
$EXIF_data = get_EXIF_JPEG($file);
$XMP_data = read_XMP_array_from_text(get_XMP_text($jpeg_header_data));
$IRB_data = get_Photoshop_IRB($jpeg_header_data);
$new_ps_file_info = get_photoshop_file_info($EXIF_data, $XMP_data, $IRB_data);
// Check if there is a default for the date defined
if (!array_key_exists('date', $new_ps_file_info) || array_key_exists('date', $new_ps_file_info) && $new_ps_file_info['date'] == '') {
// No default for the date defined
// figure out a default from the file
// Check if there is a EXIF Tag 36867 "Date and Time of Original"
if ($EXIF_data != FALSE && array_key_exists(0, $EXIF_data) && array_key_exists(34665, $EXIF_data[0]) && array_key_exists(0, $EXIF_data[0][34665]) && array_key_exists(36867, $EXIF_data[0][34665][0])) {
// Tag "Date and Time of Original" found - use it for the default date
$new_ps_file_info['date'] = $EXIF_data[0][34665][0][36867]['Data'][0];
$new_ps_file_info['date'] = preg_replace("/(\\d\\d\\d\\d):(\\d\\d):(\\d\\d)( \\d\\d:\\d\\d:\\d\\d)/", "\$1-\$2-\$3", $new_ps_file_info['date']);
} elseif ($EXIF_data != FALSE && array_key_exists(0, $EXIF_data) && array_key_exists(34665, $EXIF_data[0]) && array_key_exists(0, $EXIF_data[0][34665]) && array_key_exists(36868, $EXIF_data[0][34665][0])) {
// Check if there is a EXIF Tag 36868 "Date and Time when Digitized"
// Tag "Date and Time when Digitized" found - use it for the default date
$new_ps_file_info['date'] = $EXIF_data[0][34665][0][36868]['Data'][0];
$new_ps_file_info['date'] = preg_replace("/(\\d\\d\\d\\d):(\\d\\d):(\\d\\d)( \\d\\d:\\d\\d:\\d\\d)/", "\$1-\$2-\$3", $new_ps_file_info['date']);
} else {
if ($EXIF_data != FALSE && array_key_exists(0, $EXIF_data) && array_key_exists(306, $EXIF_data[0])) {
// Check if there is a EXIF Tag 306 "Date and Time"
// Tag "Date and Time" found - use it for the default date
$new_ps_file_info['date'] = $EXIF_data[0][306]['Data'][0];
$new_ps_file_info['date'] = preg_replace("/(\\d\\d\\d\\d):(\\d\\d):(\\d\\d)( \\d\\d:\\d\\d:\\d\\d)/", "\$1-\$2-\$3", $new_ps_file_info['date']);
} else {
// Couldn't find an EXIF date in the image
// Set default date as creation date of file
$new_ps_file_info['date'] = date("Y-m-d", filectime($file));
}
}
}
}
// First, rotate the image (if that's mentioned in the 'job description')...
if ($rotate) {
$tmpdir = $mosConfig_absolute_path . "/" . $zoom->createTempDir();
$new_source = $tmpdir . "/" . $imgobj->_filename;
if (!$this->rotateImage($file, $new_source, $degrees, $imgobj)) {
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = "Error rotating image";
return false;
} else {
@$zoom->platform->unlink($file);
if ($zoom->platform->copy($new_source, $file)) {
$imgobj->_size = $zoom->platform->getimagesize($file);
}
}
}
// resize to thumbnail...
// 1-31-2006: fix #0000151
if (!$zoom->platform->file_exists($desfile)) {
if (!$this->resizeImage($file, $desfile, $zoom->_CONFIG['size'], $imgobj)) {
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_IMGERROR;
return false;
}
}
// if the image size is greater than the given maximum: resize it!
if (!$zoom->platform->file_exists($viewsize)) {
//If the image is larger than the max size
if (($imgobj->_size[0] > $zoom->_CONFIG['maxsize'] || $imgobj->_size[1] > $zoom->_CONFIG['maxsize']) && !$ignoresizes) {
//Resizes the file. If successful, continue
if ($this->resizeImage($file, $viewsize, $zoom->_CONFIG['maxsize'], $imgobj)) {
//Watermark?
if ((bool) $zoom->_CONFIG['wm_apply']) {
//Watermark. Return errors if not successuful
if (!$this->watermarkImage($viewsize, $viewsize, $imgobj)) {
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_WATERMARKERROR;
return false;
}
}
} else {
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_IMGERROR;
return false;
}
} else {
//Watermark?
if ((bool) $zoom->_CONFIG['wm_apply']) {
//Watermark. Return errors if not successuful
if (!$this->watermarkImage($file, $file, $imgobj)) {
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_WATERMARKERROR;
return false;
}
}
}
}
} elseif ($zoom->isDocument($imgobj->getMimeType(), true)) {
if ($zoom->isIndexable($imgobj->getMimeType(), true) && $this->_use_PDF) {
if (!$this->indexDocument($file, $imgobj->_filename)) {
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_INDEXERROR;
return false;
}
} else {
if ($zoom->platform->copy($file, $viewsize)) {
if ((bool) $zoom->_CONFIG['wm_apply']) {
// put a watermark on the source image...
if (!$this->watermarkImage($viewsize, $viewsize, $imgobj)) {
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_WATERMARKERROR;
return false;
}
}
} else {
// some error occured while moving file, register this...
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_MOVEFAILURE;
return false;
}
}
} elseif ($zoom->isMovie($imgobj->getMimeType(), true)) {
//if movie is 'thumbnailable' -> make a thumbnail then!
if ($zoom->isThumbnailable($imgobj->_type) && $this->_use_FFMPEG) {
if (!$this->createMovieThumb($file, $zoom->_CONFIG['size'], $imgobj->_filename)) {
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_IMGERROR;
return false;
}
}
} elseif ($zoom->isAudio($imgobj->getMimeType(), true)) {
// TODO: indexing audio files (mp3-files, etc.) properties, e.g. id3vX tags...
}
if (!$imgobj->save()) {
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = "Database failure";
}
}
} else {
//Not the right format, register this...
$this->_err_num++;
$this->_err_names[$this->_err_num] = $imgobj->_filename;
$this->_err_types[$this->_err_num] = _ZOOM_ALERT_WRONGFORMAT_MULT;
return false;
}
return true;
}
<BR>
<HR>
<BR>
Output the EXIF Information -->
<?php
echo Interpret_EXIF_to_HTML(get_EXIF_JPEG($filename), $filename);
?>
<BR>
<HR>
<BR>
Output the XMP Information -->
<?php
echo Interpret_XMP_to_HTML(read_XMP_array_from_text(get_XMP_text($jpeg_header_data)));
?>
<BR>
<HR>
<BR>
Output the Photoshop IRB (including the IPTC-NAA info -->
<?php
echo Interpret_IRB_to_HTML(get_Photoshop_IRB($jpeg_header_data), $filename);
?>
<BR>
<HR>
<BR>
function read_IFD_universal($filehnd, $Tiff_offset, $Byte_Align, $Tag_Definitions_Name, $local_offsets = FALSE, $read_next_ptr = TRUE)
{
if ($filehnd == NULL || feof($filehnd)) {
return array(FALSE, 0);
}
// Record the Name of the Tag Group used for this IFD in the output array
$OutputArray['Tags Name'] = $Tag_Definitions_Name;
// Record the offset of the TIFF header in the output array
$OutputArray['Tiff Offset'] = $Tiff_offset;
// First 2 bytes of IFD are number of entries in the IFD
$No_Entries_str = network_safe_fread($filehnd, 2);
$No_Entries = get_IFD_Data_Type($No_Entries_str, 3, $Byte_Align);
// If the data is corrupt, the number of entries may be huge, which will cause errors
// This is often caused by a lack of a Next-IFD pointer
if ($No_Entries > 10000) {
// Huge number of entries - abort
echo "<p>Error: huge number of EXIF entries - EXIF is probably Corrupted</p>\n";
return array(FALSE, 0);
}
// If the data is corrupt or just stupid, the number of entries may zero,
// Indicate this by returning false
if ($No_Entries === 0) {
// No entries - abort
return array(FALSE, 0);
}
// Save the file position where first IFD record starts as non-standard offsets
// need to know this to calculate an absolute offset
$IFD_first_rec_pos = ftell($filehnd);
// Read in the IFD structure
$IFD_Data = network_safe_fread($filehnd, 12 * $No_Entries);
// Check if the entire IFD was able to be read
if (strlen($IFD_Data) != 12 * $No_Entries) {
// Couldn't read the IFD Data properly, Some Casio files have no Next IFD pointer, hence cause this error
echo "<p>Error: EXIF Corrupted</p>\n";
return array(FALSE, 0);
}
// Last 4 bytes of a standard IFD are the offset to the next IFD
// Some NON-Standard IFD implementations do not have this, hence causing problems if it is read
// If the Next IFD pointer has been requested to be read,
if ($read_next_ptr) {
// Read the pointer to the next IFD
$Next_Offset_str = network_safe_fread($filehnd, 4);
$Next_Offset = get_IFD_Data_Type($Next_Offset_str, 4, $Byte_Align);
} else {
// Otherwise set the pointer to zero ( no next IFD )
$Next_Offset = 0;
}
// Initialise current position to the start
$pos = 0;
// Loop for reading IFD entries
for ($i = 0; $i < $No_Entries; $i++) {
// First 2 bytes of IFD entry are the tag number ( Unsigned Short )
$Tag_No_str = substr($IFD_Data, $pos, 2);
$Tag_No = get_IFD_Data_Type($Tag_No_str, 3, $Byte_Align);
$pos += 2;
// Next 2 bytes of IFD entry are the data format ( Unsigned Short )
$Data_Type_str = substr($IFD_Data, $pos, 2);
$Data_Type = get_IFD_Data_Type($Data_Type_str, 3, $Byte_Align);
$pos += 2;
// If Datatype is not between 1 and 12, then skip this entry, it is probably corrupted or custom
if ($Data_Type > 12 || $Data_Type < 1) {
$pos += 8;
continue 1;
// Stop trying to process the tag any further and skip to the next one
}
// Next 4 bytes of IFD entry are the data count ( Unsigned Long )
$Data_Count_str = substr($IFD_Data, $pos, 4);
$Data_Count = get_IFD_Data_Type($Data_Count_str, 4, $Byte_Align);
$pos += 4;
if ($Data_Count > 100000) {
echo "<p>Error: huge EXIF data count - EXIF is probably Corrupted</p>\n";
// Some Casio files have no Next IFD pointer, hence cause errors
return array(FALSE, 0);
}
// Total Data size is the Data Count multiplied by the size of the Data Type
$Total_Data_Size = $GLOBALS['IFD_Data_Sizes'][$Data_Type] * $Data_Count;
$Data_Start_pos = -1;
// If the total data size is larger than 4 bytes, then the data part is the offset to the real data
if ($Total_Data_Size > 4) {
// Not enough room for data - offset provided instead
$Data_Offset_str = substr($IFD_Data, $pos, 4);
$Data_Start_pos = get_IFD_Data_Type($Data_Offset_str, 4, $Byte_Align);
// In some NON-STANDARD makernotes, the offset is relative to the start of the current IFD entry
if ($local_offsets) {
// This is a NON-Standard IFD, seek relative to the start of the current tag
fseek($filehnd, $IFD_first_rec_pos + $pos - 8 + $Data_Start_pos);
} else {
// This is a normal IFD, seek relative to the start of the TIFF header
fseek($filehnd, $Tiff_offset + $Data_Start_pos);
}
// Read the data block from the offset position
$DataStr = network_safe_fread($filehnd, $Total_Data_Size);
} else {
// The data block is less than 4 bytes, and is provided in the IFD entry, so read it
$DataStr = substr($IFD_Data, $pos, $Total_Data_Size);
}
// Increment the position past the data
$pos += 4;
// Now create the entry for output array
$Data_Array = array();
// Read the data items from the data block
if ($Data_Type != 2 && $Data_Type != 7) {
// The data type is Numerical, Read the data items from the data block
for ($j = 0; $j < $Data_Count; $j++) {
$Part_Data_Str = substr($DataStr, $j * $GLOBALS['IFD_Data_Sizes'][$Data_Type], $GLOBALS['IFD_Data_Sizes'][$Data_Type]);
$Data_Array[] = get_IFD_Data_Type($Part_Data_Str, $Data_Type, $Byte_Align);
}
} elseif ($Data_Type == 2) {
// The data type is String(s) (type 2)
// Strip the last terminating Null
$DataStr = substr($DataStr, 0, strlen($DataStr) - 1);
// Split the data block into multiple strings whereever there is a Null
$Data_Array = explode("", $DataStr);
} else {
// The data type is Unknown (type 7)
// Do nothing to data
$Data_Array = $DataStr;
}
// If this is a Sub-IFD entry,
if (array_key_exists($Tag_No, $GLOBALS["IFD_Tag_Definitions"][$Tag_Definitions_Name]) && "SubIFD" == $GLOBALS["IFD_Tag_Definitions"][$Tag_Definitions_Name][$Tag_No]['Type']) {
// This is a Sub-IFD entry, go and process the data forming Sub-IFD and use its output array as the new data for this entry
fseek($filehnd, $Tiff_offset + $Data_Array[0]);
$Data_Array = read_Multiple_IFDs($filehnd, $Tiff_offset, $Byte_Align, $GLOBALS["IFD_Tag_Definitions"][$Tag_Definitions_Name][$Tag_No]['Tags Name']);
}
$desc = "";
$units = "";
// Check if this tag exists in the list of tag definitions,
if (array_key_exists($Tag_No, $GLOBALS["IFD_Tag_Definitions"][$Tag_Definitions_Name])) {
if (array_key_exists('Description', $GLOBALS["IFD_Tag_Definitions"][$Tag_Definitions_Name][$Tag_No])) {
$desc = $GLOBALS["IFD_Tag_Definitions"][$Tag_Definitions_Name][$Tag_No]['Description'];
}
if (array_key_exists('Units', $GLOBALS["IFD_Tag_Definitions"][$Tag_Definitions_Name][$Tag_No])) {
$units = $GLOBALS["IFD_Tag_Definitions"][$Tag_Definitions_Name][$Tag_No]['Units'];
}
// Tag exists in definitions, append details to output array
$OutputArray[$Tag_No] = array("Tag Number" => $Tag_No, "Tag Name" => $GLOBALS["IFD_Tag_Definitions"][$Tag_Definitions_Name][$Tag_No]['Name'], "Tag Description" => $desc, "Data Type" => $Data_Type, "Type" => $GLOBALS["IFD_Tag_Definitions"][$Tag_Definitions_Name][$Tag_No]['Type'], "Units" => $units, "Data" => $Data_Array);
} else {
// Tag doesnt exist in definitions, append unknown details to output array
$OutputArray[$Tag_No] = array("Tag Number" => $Tag_No, "Tag Name" => "Unknown Tag #" . $Tag_No, "Tag Description" => "", "Data Type" => $Data_Type, "Type" => "Unknown", "Units" => "", "Data" => $Data_Array);
}
// Some information of type "Unknown" (type 7) might require information about
// how it's position and byte alignment in order to be decoded
if ($Data_Type == 7) {
$OutputArray[$Tag_No]['Offset'] = $Data_Start_pos;
$OutputArray[$Tag_No]['Byte Align'] = $Byte_Align;
}
////////////////////////////////////////////////////////////////////////
// Special Data handling
////////////////////////////////////////////////////////////////////////
// Check if this is a Print Image Matching entry
if ($OutputArray[$Tag_No]['Type'] == "PIM") {
// This is a Print Image Matching entry, decode it.
$OutputArray[$Tag_No] = Decode_PIM($OutputArray[$Tag_No], $Tag_Definitions_Name);
}
// Interpret the entry into a text string using a custom interpreter
$text_val = get_Tag_Text_Value($OutputArray[$Tag_No], $Tag_Definitions_Name);
// Check if a text string was generated
if ($text_val !== FALSE) {
// A string was generated, append it to the output array entry
$OutputArray[$Tag_No]['Text Value'] = $text_val;
$OutputArray[$Tag_No]['Decoded'] = TRUE;
} else {
// A string was NOT generated, append a generic string to the output array entry
$OutputArray[$Tag_No]['Text Value'] = get_IFD_value_as_text($OutputArray[$Tag_No]) . " " . $units;
$OutputArray[$Tag_No]['Decoded'] = FALSE;
}
// Check if this entry is the Maker Note
if ($Tag_Definitions_Name == "EXIF" && $Tag_No == 37500) {
// Save some extra information which will allow Makernote Decoding with the output array entry
$OutputArray[$Tag_No]['Offset'] = $Data_Start_pos;
$OutputArray[$Tag_No]['Tiff Offset'] = $Tiff_offset;
$OutputArray[$Tag_No]['ByteAlign'] = $Byte_Align;
// Save a pointer to this entry for Maker note processing later
$GLOBALS["Maker_Note_Tag"] =& $OutputArray[$Tag_No];
}
// Check if this is a IPTC/NAA Record within the EXIF IFD
if (($Tag_Definitions_Name == "EXIF" || $Tag_Definitions_Name == "TIFF") && $Tag_No == 33723) {
// This is a IPTC/NAA Record, interpret it and put result in the data for this entry
$OutputArray[$Tag_No]['Data'] = get_IPTC($DataStr);
$OutputArray[$Tag_No]['Decoded'] = TRUE;
}
// Change: Check for embedded XMP as of version 1.11
// Check if this is a XMP Record within the EXIF IFD
if (($Tag_Definitions_Name == "EXIF" || $Tag_Definitions_Name == "TIFF") && $Tag_No == 700) {
// This is a XMP Record, interpret it and put result in the data for this entry
$OutputArray[$Tag_No]['Data'] = read_XMP_array_from_text($DataStr);
$OutputArray[$Tag_No]['Decoded'] = TRUE;
}
// Change: Check for embedded IRB as of version 1.11
// Check if this is a Photoshop IRB Record within the EXIF IFD
if (($Tag_Definitions_Name == "EXIF" || $Tag_Definitions_Name == "TIFF") && $Tag_No == 34377) {
// This is a Photoshop IRB Record, interpret it and put result in the data for this entry
$OutputArray[$Tag_No]['Data'] = unpack_Photoshop_IRB_Data($DataStr);
$OutputArray[$Tag_No]['Decoded'] = TRUE;
}
// Exif Thumbnail
// Check that both the thumbnail length and offset entries have been processed,
// and that this is one of them
if (($Tag_No == 513 && array_key_exists(514, $OutputArray) || $Tag_No == 514 && array_key_exists(513, $OutputArray)) && $Tag_Definitions_Name == "TIFF") {
// Seek to the start of the thumbnail using the offset entry
fseek($filehnd, $Tiff_offset + $OutputArray[513]['Data'][0]);
// Read the thumbnail data, and replace the offset data with the thumbnail
$OutputArray[513]['Data'] = network_safe_fread($filehnd, $OutputArray[514]['Data'][0]);
}
// Casio Thumbnail
// Check that both the thumbnail length and offset entries have been processed,
// and that this is one of them
if (($Tag_No == 0x4 && array_key_exists(0x3, $OutputArray) || $Tag_No == 0x3 && array_key_exists(0x4, $OutputArray)) && $Tag_Definitions_Name == "Casio Type 2") {
// Seek to the start of the thumbnail using the offset entry
fseek($filehnd, $Tiff_offset + $OutputArray[0x4]['Data'][0]);
// Read the thumbnail data, and replace the offset data with the thumbnail
$OutputArray[0x4]['Data'] = network_safe_fread($filehnd, $OutputArray[0x3]['Data'][0]);
}
// Minolta Thumbnail
// Check that both the thumbnail length and offset entries have been processed,
// and that this is one of them
if (($Tag_No == 0x88 && array_key_exists(0x89, $OutputArray) || $Tag_No == 0x89 && array_key_exists(0x88, $OutputArray)) && $Tag_Definitions_Name == "Olympus") {
// Seek to the start of the thumbnail using the offset entry
fseek($filehnd, $Tiff_offset + $OutputArray[0x88]['Data'][0]);
// Read the thumbnail data, and replace the offset data with the thumbnail
$OutputArray[0x88]['Data'] = network_safe_fread($filehnd, $OutputArray[0x89]['Data'][0]);
// Sometimes the minolta thumbnail data is empty (or the offset is corrupt, which results in the same thing)
// Check if the thumbnail data exists
if ($OutputArray[0x88]['Data'] != "") {
// Thumbnail exists
// Minolta Thumbnails are missing their first 0xFF for some reason,
// which is replaced with some weird character, so fix this
$OutputArray[0x88]['Data'][0] = "ÿ";
} else {
// Thumbnail doesnt exist - make it obvious
$OutputArray[0x88]['Data'] = FALSE;
}
}
}
// Return the array of IFD entries and the offset to the next IFD
return array($OutputArray, $Next_Offset);
}
/**
* function to update image metadata
*/
function metadata_image($metadata_conf)
{
if (is_array($metadata_conf) && count($metadata_conf) > 0) {
include_once 'metadata/Toolkit_Version.php';
error_reporting(0);
include_once 'metadata/JPEG.php';
include_once 'metadata/XMP.php';
include_once 'metadata/Photoshop_IRB.php';
include_once 'metadata/EXIF.php';
include_once 'metadata/Photoshop_File_Info.php';
// Copy all of the HTML Posted variables into an array
//$new_ps_file_info_array = $GLOBALS['HTTP_POST_VARS'];
$new_ps_file_info_array = $metadata_conf;
$filename = $new_ps_file_info_array['filename'];
//echo $filename;
// Protect against hackers editing other files
$path_parts = pathinfo($filename);
$array_extention = array('png', 'jpg');
if (strcasecmp($path_parts["extension"], "jpg") != 0) {
//if (!in_array($path_parts["extension"], $array_extention))
#echo "Incorrect File Type - JPEG Only\n";
return array('status' => 'failed', 'message' => 'Incorrect File Type - JPEG Only');
exit;
}
// Change: removed limitation on file being in current directory - as of version 1.11
// Retrieve the header information
$jpeg_header_data = get_jpeg_header_data($filename);
// Retreive the EXIF, XMP and Photoshop IRB information from
// the existing file, so that it can be updated
$Exif_array = get_EXIF_JPEG($filename);
$XMP_array = read_XMP_array_from_text(get_XMP_text($jpeg_header_data));
$IRB_array = get_Photoshop_IRB($jpeg_header_data);
// Update the JPEG header information with the new Photoshop File Info
$jpeg_header_data = put_photoshop_file_info($jpeg_header_data, $new_ps_file_info_array, $Exif_array, $XMP_array, $IRB_array);
// Check if the Update worked
if ($jpeg_header_data == FALSE) {
//echo '$jpeg_header_data false';
return array('status' => 'failed', 'message' => 'Error - Failure update Photoshop File Info : ' . $filename);
// Abort processing
exit;
}
// Attempt to write the new JPEG file
if (FALSE == put_jpeg_header_data($filename, $filename, $jpeg_header_data)) {
//echo 'put_jpeg_header_data false';
return array('status' => 'failed', 'message' => 'Error - Failure to write new JPEG : ' . $filename);
// Abort processing
exit;
}
return array('status' => 'succes', 'message' => $filename . ' updated');
}
}
/**
* performs the service processing
*
* @param string Content which should be processed.
* @param string Content type
* @param array Configuration array
* @return boolean
*/
function process($content = '', $type = '', $conf = array())
{
$this->conf = $conf;
$this->out = array();
if ($content) {
$this->setInput($content, $type);
}
if ($inputFile = $this->getInputFile() and $jpeg_header_data = get_jpeg_header_data($inputFile)) {
$this->xmpRaw = get_XMP_text($jpeg_header_data);
preg_match('#<x:xmpmeta[^>]*>.*</x:xmpmeta>#is', $this->xmpRaw, $match);
$this->xmpRaw = $match[0];
$this->xmp = parseXMP2simpleArray(read_XMP_array_from_text($this->xmpRaw));
foreach ($this->xmp as $key => $value) {
// ignore empty lines headers and emtpy entries
if ($value) {
switch (strtolower($key)) {
case 'dc:creator':
$this->out['fields']['creator'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'dc:description':
$this->out['fields']['description'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'dc:rights':
$this->out['fields']['copyright'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'dc:subject':
$this->out['fields']['keywords'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'dc:title':
$this->out['fields']['title'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'iptc4xmpcore:countrycode':
if (strlen($value) == 2) {
$select = 'cn_iso_3';
$table = 'static_countries';
$where = tx_staticinfotables_div::getIsoCodeField($table, $value) . '=' . $GLOBALS['TYPO3_DB']->fullQuoteStr(strtoupper($value), 'static_countries');
$where .= t3lib_BEfunc::deleteClause($table);
$res = $GLOBALS['TYPO3_DB']->exec_SELECTquery($select, $table, $where);
if ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
$this->out['fields']['loc_country'] = $row['cn_iso_3'];
}
}
break;
case 'iptc4xmpcore:location':
$value = trim($value);
if ($value[0] == '/' or $value[0] == '\\') {
$this->out['fields']['file_orig_location'] = tx_svmetaextract_lib::forceUtf8($value);
} else {
$this->out['fields']['loc_desc'] = tx_svmetaextract_lib::forceUtf8($value);
}
break;
case 'xmp:createdate':
$this->out['fields']['date_cr'] = tx_svmetaextract_lib::parseDate($value);
break;
case 'xmp:creatortool':
$this->out['fields']['file_creator'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'xmp:modifydate':
$this->out['fields']['date_mod'] = tx_svmetaextract_lib::parseDate($value);
break;
case 'xap:createdate':
$this->out['fields']['date_cr'] = tx_svmetaextract_lib::parseDate($value);
break;
case 'xap:creatortool':
$this->out['fields']['file_creator'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'xap:modifydate':
$this->out['fields']['date_mod'] = tx_svmetaextract_lib::parseDate($value);
break;
case 'xaprights:copyright':
$this->out['fields']['copyright'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'xaprights:usageterms':
$this->out['fields']['instructions'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'xmptpg:npages':
$this->out['fields']['pages'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'pdf:keywords':
$this->out['fields']['keywords'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'pdf:producer':
$this->out['fields']['file_creator'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'photoshop:captionwriter':
$this->out['fields']['photoshop:captionwriter'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'photoshop:city':
$this->out['fields']['loc_city'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'photoshop:credit':
$this->out['fields']['copyright'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'photoshop:headline':
$this->out['fields']['title'] = tx_svmetaextract_lib::forceUtf8($value);
break;
case 'photoshop:instructions':
$this->out['fields']['instructions'] = tx_svmetaextract_lib::forceUtf8($value);
break;
}
}
}
$this->out['fields']['meta']['xmp'] = $this->xmp;
$this->out['fields']['meta']['xmp_xml'] = $this->xmpRaw;
} else {
$this->errorPush(T3_ERR_SV_NO_INPUT, 'No or empty input.');
}
return $this->getLastError();
}