function make_new_avatar($array = null)
{
global $cbphoto, $userquery, $photo, $db, $cbcollection;
if (is_null($array)) {
$array = $_POST;
}
/* include resizer class */
include_once 'includes/classes/resizer.class.php';
$date_dir = get_photo_date_folder($photo);
/* get original photo */
$p = get_original_photo($photo);
/* define source and decode photo details */
$source = PHOTOS_DIR . '/' . $date_dir . '/' . $p;
$pd = json_decode($photo['photo_details'], true);
/* coordinates */
$x = mysql_clean($array['start_x']);
$x2 = mysql_clean($array['end_x']);
$y = mysql_clean($array['start_y']);
$y2 = mysql_clean($array['end_y']);
if (!is_numeric($x) || !is_numeric($x2) || !is_numeric($y) || !is_numeric($y2)) {
e('Unable to crop. Coordinates were unrealiable.');
} else {
/*
* We will be using the original photo to crop the avatar.
* First we'll covert the posted pixels to percentage
* Second get pixels from original photo using percentage
* Using newly computed pixels crop from original photo
* Save it in avatar collection, make it source and start making avatars
*/
$xx = $x / $pd['l']['width'] * 100;
// compute percentage
$xx2 = $x2 / $pd['l']['width'] * 100;
// compute percentage
$newX = $xx * $pd['o']['width'] / 100;
// compute pixels
$newX2 = $xx2 * $pd['o']['width'] / 100;
// compute pixels
$yy = $y / $pd['l']['height'] * 100;
// compute percentage
$yy2 = $y2 / $pd['l']['height'] * 100;
// compute percentage
$newY = $yy * $pd['o']['height'] / 100;
// compute pixels
$newY2 = $yy2 * $pd['o']['height'] / 100;
// compute pixels
/* set source */
$r = new CB_Resizer($source);
$filename = cb_filename();
$photopath = PHOTOS_DIR . '/' . createDataFolders(PHOTOS_DIR);
$avatar_dir = USER_THUMBS_DIR . '/';
$uid = $userquery->udetails['userid'];
$ext = $photo['ext'];
$cid = cb_create_user_avatar_collection($userquery->udetails);
/* Save the cropped as original source of photo. */
$new_photo = $r->target = $photopath . '/' . $filename . "." . $photo['ext'];
$r->_crop($newX, $newY, $newX2, $newY2);
$r->save();
$fields = array('photo_title' => 'Avatar', 'photo_description' => ' ', 'photo_tags' => ' ', 'filename' => $filename, 'userid' => $uid, 'ext' => $photo['ext'], 'is_avatar' => true, 'collection_id' => $cid);
/* Inserting photo in user's avatar collection */
$photo_id = $cbphoto->insert_photo($fields);
$avatar = $uid . '_' . $filename . '.' . $ext;
$avatarpath = $avatar_dir . $avatar;
/* Make $new_photo the source */
$r->source = $r->target;
/* Big Thumb */
$r->target = $avatarpath;
$r->_resize(AVATAR_SIZE, AVATAR_SIZE);
$r->save();
/* Small Thumb */
$r->target = USER_THUMBS_DIR . '/' . $uid . '_' . $filename . '-small.' . $photo['ext'];
$r->_resize(AVATAR_SMALL_SIZE, AVATAR_SMALL_SIZE);
$r->save();
/* Update user avatar field */
$db->update(tbl('users'), array('avatar'), array($avatar), " userid = '" . $uid . "' ");
/* Update cover photo of collection */
$cbcollection->set_cover_photo($photo_id, $cid);
/* go back to photo */
redirect_to($cbphoto->photo_links($photo, 'view_photo'));
/* go to user profile */
//redirect_to( $userquery->profile_link(userid()) );
}
}
/**
* This function inserts EXIF data embedded by cameras.
*
* @global OBJECT $db
* @global OBJECT $cbphoto
* @param ARRAY $photo
* @return INT
*/
function insert_exif_data($photo)
{
global $db, $cbphoto;
if (!is_array($photo)) {
$ph = $cbphoto->get_photo($photo);
} else {
$ph = $photo;
}
if (is_array($ph) && isset($ph['photo_id'])) {
$dir = PHOTOS_DIR . '/' . get_photo_date_folder($ph) . '/';
if (strtolower($ph['ext']) != 'jpg') {
/* return if photo is not jpg */
return;
}
$file = get_original_photo($ph);
$path = $dir . $file;
if (file_exists($path)) {
/* File exists. read the exif data. Thanks to CopperMine, Love you */
$data = read_exif_data_raw($path, 0);
if (isset($data['SubIFD'])) {
$exif_to_include = array('IFD0', 'SubIFD', 'IFD1', 'InteroperabilityIFD');
foreach ($exif_to_include as $eti) {
if (isset($data[$eti])) {
$exif[$eti] = $data[$eti];
}
}
/* Removing unknown tags from exif data */
foreach ($exif as $parent => $tags) {
foreach ($tags as $tag => $value) {
if ($tag == 'MakerNote') {
if (is_array($value)) {
foreach ($value as $mtag => $mvalue) {
if (strpos($mtag, 'unknown') !== false) {
unset($exif[$parent][$tag][$mtag]);
} else {
$exif[$parent][$tag][$mtag] = trim($mvalue);
}
}
}
}
if (is_array($value)) {
continue;
}
if (strpos($tag, 'unknown') !== false) {
unset($exif[$parent][$tag]);
} else {
$exif[$parent][$tag] = trim($value);
}
}
}
$jexif = json_encode($exif);
$jexif = preg_replace('/\\\\(u000)(.){1}/', '', $jexif);
/* add new meta of exif_data for current photo */
$insert_id = $db->insert(tbl('photosmeta'), array('photo_id', 'meta_name', 'meta_value'), array($ph['photo_id'], 'exif_data', "|no_mc|{$jexif}"));
if ($insert_id) {
/* update photo has_exif to yes, so we know that this photo has exif data */
$db->update(tbl($cbphoto->p_tbl), array('has_exif'), array('yes'), " photo_id = '" . $ph['photo_id'] . "' ");
return $insert_id;
}
}
}
}
}
