Jetzt habe ichs doch selbst gelöst - wen's interessiert hier die Lösung:
in pi1/class.tx_cegallery_pi1.php
function getDetail($album, $detail) {
$photo = '';
$res = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
'tx_dam.uid, tx_dam.title, tx_dam.file_path, tx_dam.file_name, tx_dam.date_cr,' .
'tx_dam.date_mod, tx_dam.alt_text, tx_dam.crdate, tx_dam.loc_desc, tx_dam.tstamp',
'tx_dam',
'tx_dam.uid = ' . $detail . ' AND tx_dam.file_mime_type = "image" ' . $this->cObj->enableFields('tx_dam')
);
$thephoto = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res);
$imagePath = $thephoto['file_path'] . $thephoto['file_name'];
$sortingToogle = array (
'DESC' => array('>', '<', 'ASC', ),
'ASC' => array('<', '>', 'DESC'));
$sorting = split(' ', $this->lConf['thumbnails']['orderby']);
list(, $sorting[3]) = split('\.', $sorting[0]);
$criterion = (is_numeric($thephoto[$sorting[3]]) ?
$thephoto[$sorting[3]] : '\'' . $thephoto[$sorting[3]] . '\'');
$sql = array (
'SELECT' => 'tx_dam.uid, tx_dam.title',
'FROM' => 'tx_dam_mm_cat damcat LEFT JOIN tx_dam ON damcat.uid_local = tx_dam.uid',
'WHERE' => 'damcat.uid_foreign = ' . $album .
' AND tx_dam.file_mime_type = "image" ' .
' AND tx_dam.uid!=' . $detail .
$this->cObj->enableFields('tx_dam'),
'LIMIT' => '0,1');
// T3 mysql Wrapper Klasse
$resPrev = mysql(TYPO3_db, 'SELECT tx_dam.uid, tx_dam.title FROM tx_dam_mm_cat damcat LEFT JOIN tx_dam ON damcat.uid_local = tx_dam.uid WHERE
damcat.uid_foreign = '.$album .' AND tx_dam.file_mime_type = "image" AND tx_dam.deleted=0 AND tx_dam.t3ver_state<=0
AND tx_dam.hidden=0 AND tx_dam.title<
(SELECT tx_dam.title FROM tx_dam_mm_cat damcat LEFT JOIN tx_dam ON damcat.uid_local = tx_dam.uid WHERE
damcat.uid_foreign = '.$album .' AND tx_dam.file_mime_type = "image" AND tx_dam.deleted=0 AND tx_dam.t3ver_state<=0
AND tx_dam.hidden=0 AND tx_dam.uid='.$detail.' ORDER BY tx_dam.title ASC) ORDER BY tx_dam.title DESC limit 0,1');
$resNext=mysql(TYPO3_db, 'SELECT tx_dam.uid, tx_dam.title FROM tx_dam_mm_cat damcat LEFT JOIN tx_dam ON damcat.uid_local = tx_dam.uid WHERE
damcat.uid_foreign = '.$album .' AND tx_dam.file_mime_type = "image" AND tx_dam.deleted=0 AND tx_dam.t3ver_state<=0
AND tx_dam.hidden=0 AND tx_dam.title>
(SELECT tx_dam.title FROM tx_dam_mm_cat damcat LEFT JOIN tx_dam ON damcat.uid_local = tx_dam.uid WHERE
damcat.uid_foreign = '.$album .' AND tx_dam.file_mime_type = "image" AND tx_dam.deleted=0 AND tx_dam.t3ver_state<=0
AND tx_dam.hidden=0 AND tx_dam.uid='.$detail.' ORDER BY tx_dam.title DESC) ORDER BY tx_dam.title ASC limit 0,1') ;
$prevphoto = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($resPrev);
$nextphoto = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($resNext);
/*
t3lib_div::debug($resPrev);
t3lib_div::debug($resNext);
t3lib_div::debug($criterion);
t3lib_div::debug($prevphoto);
t3lib_div::debug($nextphoto);
*/
$photo .= '<div' . $this->pi_classParam('detail_header') . '>';
$photo .= '<h2' . $this->pi_classParam('detail_header') . '>' . $thephoto['title'] . '</h2>';
$conf = array();
$conf['parameter'] = $imagePath;
if ($this->lConf['thumbnails']['fullscreen']) {
$photo .= '<span' . $this->pi_classParam('detail_fulllink') . '>' .
$this->cObj->typoLink(' (' . $this->pi_getLL('fullscreen') . ')', $conf) . '</span>';
}
$photo .= '</div>';
$photo .= '<div' . $this->pi_classParam('detail_nav') . '>';
$photo .= '<span' . $this->pi_classParam('photo_prev') . '>';
if (isset($prevphoto['uid'])) {
$photo .= $this->pi_linkTP($this->pi_getLL('prev').' ',
array(
$this->prefixId . '[album]' => $album,
$this->prefixId . '[uid]' => $prevphoto['uid'],
$this->prefixId . '[detail]' => $prevphoto['uid']
),
true
);
}
$photo .= ' </span>';
// $photo .= '<span' . $this->pi_classParam('album_back_link') . '>';
// $photo .= $this->albumBackLink($album);
// $photo .= '</span>';
$photo .= '<span' . $this->pi_classParam('photo_next') . '>';
if (isset($nextphoto['uid'])) {
$photo .= $this->pi_linkTP($this->pi_getLL('next').' ',
array(
$this->prefixId . '[album]' => $album,
$this->prefixId . '[uid]' => $nextphoto['uid'],
$this->prefixId . '[detail]' => $nextphoto['uid']
),
true
);
}
$photo .= ' </span>';
$photo .= '</div>';
//$photo .= '<div' . $this->pi_classParam('detail_entry') . '>';
// backlink auf Foto
$photo .= '<br/>'.$this->albumBackLink2($album).'<div' . $this->pi_classParam('detail_entry') . '>';
$imagePath = $thephoto['file_path'] . $thephoto['file_name'];
$altTag = $thephoto['alt_text'] ? $thephoto['alt_text'] : $thephoto['title'];
$photo .= $this->buildDetail($imagePath, $thephoto['uid'], $altTag);
// $photo .= '</div>';
$photo .= '</div></a>';
$photo .= '<p' . $this->pi_classParam('album_header') . '>' . $thephoto['loc_desc'] . '</p>';
return $photo;
}