/**
* Extract EXIF Data from image
*
* @warning image file must be saved first
*/
public function extractExifData()
{
elgg_load_library('tidypics:exif');
td_get_exif($this);
}
/**
* Extract EXIF Data from image
*
* @warning image file must be saved first
*/
public function extractExifData()
{
include_once dirname(dirname(__FILE__)) . "/lib/exif.php";
td_get_exif($this);
}
$file->write();
$file->write(get_uploaded_file($key));
$file->close();
*/
$result = $file->save();
if (!$result) {
array_push($not_uploaded, $sent_file['name']);
array_push($error_msgs, elgg_echo('tidypics:save_error'));
continue;
}
//add tags
create_metadata($file->guid, "tags", $photo["tags"], "text", $user->guid, ACCESS_PUBLIC);
//add title and description
create_object_entity($file->guid, $photo["title"], $photo["description"]);
//get and store the exif data
td_get_exif($file);
// resize photos to create thumbnails
if ($image_lib == 'ImageMagick') {
// ImageMagick command line
if (tp_create_im_cmdline_thumbnails($file, $prefix, $filestorename) != true) {
trigger_error('Tidypics warning: failed to create thumbnails - ImageMagick command line', E_USER_WARNING);
}
} else {
if ($image_lib == 'ImageMagickPHP') {
// imagick php extension
if (tp_create_imagick_thumbnails($file, $prefix, $filestorename) != true) {
trigger_error('Tidypics warning: failed to create thumbnails - ImageMagick PHP', E_USER_WARNING);
}
} else {
if (tp_create_gd_thumbnails($file, $prefix, $filestorename) != true) {
trigger_error('Tidypics warning: failed to create thumbnails - GD', E_USER_WARNING);
/**
* Grab array of EXIF data for display
*
* @param int $file_guid GUID of TidypicsImage
* @return array|false
*/
function tp_exif_formatted($file_guid)
{
$metadata_exif = get_metadata_byname($file_guid, "tp_exif");
if (!$metadata_exif) {
// //try to load it from the file if its not in the database
$file = new ElggFile($file_guid);
td_get_exif($file);
unset($file);
$metadata_exif = get_metadata_byname($file_guid, "tp_exif");
}
if (!$metadata_exif) {
return false;
}
$exif = unserialize($metadata_exif["value"]);
$model = $exif['Model'];
if (!$model) {
$model = "N/A";
}
$exif_data['Model'] = $model;
$exposure = $exif['ExposureTime'];
if (!$exposure) {
$exposure = "N/A";
}
$exif_data['Shutter'] = $exposure;
//got the code snippet below from http://www.zenphoto.org/support/topic.php?id=17
//convert the raw values to understandible values
$Fnumber = explode("/", $exif['FNumber']);
if ($Fnumber[1] != 0) {
$Fnumber = $Fnumber[0] / $Fnumber[1];
} else {
$Fnumber = 0;
}
if (!$Fnumber) {
$Fnumber = "N/A";
} else {
$Fnumber = "f/{$Fnumber}";
}
$exif_data['Aperture'] = $Fnumber;
$iso = $exif['ISOSpeedRatings'];
if (!$iso) {
$iso = "N/A";
}
$exif_data['ISO Speed'] = $iso;
$Focal = explode("/", $exif['FocalLength']);
if ($Focal[1] != 0) {
$Focal = $Focal[0] / $Focal[1];
} else {
$Focal = 0;
}
if (!$Focal || round($Focal) == "0") {
$Focal = 0;
}
if (round($Focal) == 0) {
$Focal = "N/A";
} else {
$Focal = round($Focal) . "mm";
}
$exif_data['Focal Length'] = $Focal;
$captured = $exif['DateTime'];
if (!$captured) {
$captured = "N/A";
}
$exif_data['Captured'] = $captured;
return $exif_data;
}
