/**
* Returns the DB field corresponding to the sort type desired
*
* @param string $sorttype the desired sort
* @return string
*/
function getGallerySortKey($sorttype = null)
{
if (empty($sorttype)) {
$sorttype = getOption('gallery_sorttype');
}
return lookupSortKey($sorttype, 'sort_order', 'folder');
}
/**
* Returns the DB key associated with the subalbum sort type
*
* @param string $sorttype subalbum sort type
* @return string
*/
function getAlbumSortKey($sorttype = null)
{
if (empty($sorttype)) {
$sorttype = $this->getSortType('album');
}
return lookupSortKey($sorttype, 'sort_order', 'albums');
}
/**
* Searches the table for tags
* Returns an array of database records.
*
* @param string $searchstring
* @param string $tbl set to 'albums' or 'images'
* @param string $sorttype what to sort on
* @param string $sortdirection what direction
* @return array
*/
function searchFieldsAndTags($searchstring, $tbl, $sorttype, $sortdirection)
{
$allIDs = null;
$idlist = array();
$exact = EXACT_TAG_MATCH;
// create an array of [tag, objectid] pairs for tags
$tag_objects = array();
$fields = $this->fieldList;
if (count($fields) == 0) {
// then use the default ones
$fields = $this->allowedSearchFields();
}
foreach ($fields as $key => $field) {
if (strtolower($field) == 'tags') {
unset($fields[$key]);
$tagsql = 'SELECT t.`name`, o.`objectid` FROM ' . prefix('tags') . ' AS t, ' . prefix('obj_to_tag') . ' AS o WHERE t.`id`=o.`tagid` AND o.`type`="' . $tbl . '" AND (';
foreach ($searchstring as $singlesearchstring) {
switch ($singlesearchstring) {
case '&':
case '!':
case '|':
case '(':
case ')':
break;
default:
$targetfound = true;
if ($exact) {
$tagsql .= '`name` = ' . db_quote($singlesearchstring) . ' OR ';
} else {
$tagsql .= '`name` LIKE ' . db_quote('%' . $singlesearchstring . '%') . ' OR ';
}
}
}
$tagsql = substr($tagsql, 0, strlen($tagsql) - 4) . ') ORDER BY t.`id`';
$objects = query_full_array($tagsql, false);
if (is_array($objects)) {
$tag_objects = $objects;
}
break;
}
}
// create an array of [name, objectid] pairs for the search fields.
$field_objects = array();
if (count($fields) > 0) {
$columns = array();
$dbfields = db_list_fields($tbl);
if (is_array($dbfields)) {
foreach ($dbfields as $row) {
$columns[] = strtolower($row['Field']);
}
}
foreach ($searchstring as $singlesearchstring) {
switch ($singlesearchstring) {
case '&':
case '!':
case '|':
case '(':
case ')':
break;
default:
$targetfound = true;
query('SET @serachtarget=' . db_quote($singlesearchstring));
$fieldsql = '';
foreach ($fields as $fieldname) {
if ($tbl == 'albums' && $fieldname == 'filename') {
$fieldname = 'folder';
} else {
$fieldname = strtolower($fieldname);
}
if ($fieldname && in_array($fieldname, $columns)) {
$fieldsql .= ' `' . $fieldname . '` LIKE ' . db_quote('%' . $singlesearchstring . '%') . ' OR ';
}
}
if (!empty($fieldsql)) {
$fieldsql = substr($fieldsql, 0, strlen($fieldsql) - 4) . ') ORDER BY `id`';
$sql = 'SELECT @serachtarget AS name, `id` AS `objectid` FROM ' . prefix($tbl) . ' WHERE (' . $fieldsql;
$objects = query_full_array($sql, false);
if (is_array($objects)) {
$field_objects = array_merge($field_objects, $objects);
}
}
}
}
}
$objects = array_merge($tag_objects, $field_objects);
if (count($objects) != 0) {
$tagid = '';
$taglist = array();
foreach ($objects as $object) {
$tagid = strtolower($object['name']);
if (!isset($taglist[$tagid]) || !is_array($taglist[$tagid])) {
$taglist[$tagid] = array();
}
$taglist[$tagid][] = $object['objectid'];
}
$op = '';
$idstack = array();
$opstack = array();
while (count($searchstring) > 0) {
$singlesearchstring = array_shift($searchstring);
switch ($singlesearchstring) {
case '&':
case '!':
case '|':
$op = $op . $singlesearchstring;
break;
case '(':
array_push($idstack, $idlist);
array_push($opstack, $op);
$idlist = array();
$op = '';
break;
case ')':
$objectid = $idlist;
$idlist = array_pop($idstack);
$op = array_pop($opstack);
switch ($op) {
case '&':
if (is_array($objectid)) {
$idlist = array_intersect($idlist, $objectid);
} else {
$idlist = array();
}
break;
case '!':
break;
// Paren followed by NOT is nonsensical?
// Paren followed by NOT is nonsensical?
case '&!':
if (is_array($objectid)) {
$idlist = array_diff($idlist, $objectid);
}
break;
case '':
case '|':
if (is_array($objectid)) {
$idlist = array_merge($idlist, $objectid);
}
break;
}
$op = '';
break;
default:
$lookfor = strtolower($singlesearchstring);
$objectid = NULL;
foreach ($taglist as $key => $objlist) {
if ($exact && $lookfor == $key || !$exact && preg_match('%' . $lookfor . '%', $key)) {
if (is_array($objectid)) {
$objectid = array_merge($objectid, $objlist);
} else {
$objectid = $objlist;
}
}
}
switch ($op) {
case '&':
if (is_array($objectid)) {
$idlist = array_intersect($idlist, $objectid);
} else {
$idlist = array();
}
break;
case '!':
if (is_null($allIDs)) {
$allIDs = array();
$result = query_full_array("SELECT `id` FROM " . prefix($tbl));
if (is_array($result)) {
foreach ($result as $row) {
$allIDs[] = $row['id'];
}
}
}
if (is_array($objectid)) {
$idlist = array_merge($idlist, array_diff($allIDs, $objectid));
}
break;
case '&!':
if (is_array($objectid)) {
$idlist = array_diff($idlist, $objectid);
}
break;
case '':
case '|':
if (is_array($objectid)) {
$idlist = array_merge($idlist, $objectid);
}
break;
}
$idlist = array_unique($idlist);
$op = '';
break;
}
$idlist = array_unique($idlist);
}
}
if (count($idlist) == 0) {
return NULL;
}
$sql = 'SELECT DISTINCT `id`,`show`,`title`,';
switch ($tbl) {
case 'pages':
case 'news':
$sql .= '`titlelink` ';
break;
case 'albums':
$sql .= "`desc`,`folder` ";
break;
default:
$sql .= "`desc`,`albumid`,`filename`,`location`,`city`,`state`,`country` ";
break;
}
if (zp_loggedin()) {
$show = '';
} else {
$show = "`show` = 1 AND ";
}
switch ($tbl) {
case 'news':
if (is_array($this->category_list)) {
$news_list = $this->subsetNewsCategories();
$idlist = array_intersect($news_list, $idlist);
if (count($idlist) == 0) {
return NULL;
}
}
if (empty($sorttype)) {
$key = '`date` DESC';
} else {
$key = trim('`' . $sorttype . '` ' . $sortdirection);
}
if ($show) {
$show .= '`date`<=' . db_quote(date('Y-m-d H:i:s')) . ' AND ';
}
break;
case 'pages':
if ($show) {
$show .= '`date`<=' . db_quote(date('Y-m-d H:i:s')) . ' AND ';
}
$key = '`sort_order`';
break;
case 'albums':
if (is_null($sorttype)) {
if (empty($this->dynalbumname)) {
$key = lookupSortKey($this->gallery->getSortType(), 'sort_order', 'folder');
if ($this->gallery->getSortDirection()) {
$key .= " DESC";
}
} else {
$gallery = new Gallery();
$album = new Album($gallery, $this->dynalbumname);
$key = $album->getAlbumSortKey();
if ($key != '`sort_order`' && $key != 'RAND()') {
if ($album->getSortDirection('album')) {
$key .= " DESC";
}
}
}
} else {
$sorttype = lookupSortKey($sorttype, 'sort_order', 'folder');
$key = trim($sorttype . ' ' . $sortdirection);
}
break;
default:
if (is_null($sorttype)) {
if (empty($this->dynalbumname)) {
$key = lookupSortKey(IMAGE_SORT_TYPE, 'filename', 'filename');
if (IMAGE_SORT_DIRECTION) {
$key .= " DESC";
}
} else {
$gallery = new Gallery();
$album = new Album($gallery, $this->dynalbumname);
$key = $album->getImageSortKey();
if ($key != '`sort_order`') {
if ($album->getSortDirection('image')) {
$key .= " DESC";
}
}
}
} else {
$sorttype = lookupSortKey($sorttype, 'filename', 'filename');
$key = trim($sorttype . ' ' . $sortdirection);
}
break;
}
$sql .= "FROM " . prefix($tbl) . " WHERE " . $show;
$sql .= '(' . $this->compressedIDList($idlist) . ')';
$sql .= " ORDER BY " . $key;
$result = query_full_array($sql);
return $result;
}
/**
* Returns the DB key associated with the subalbum sort type
*
* @param string $sorttype subalbum sort type
* @return string
*/
function subalbumSortKey($sorttype)
{
return lookupSortKey($sorttype, 'sort_order', 'folder');
}
/**
* get connical sort key and direction parameters.
* @param type $sorttype sort field desired
* @param type $sortdirection DESC or ASC
* @param type $defaulttype if no sort type otherwise selected use this one
* @param type $table the database table being searched
* @return array
*/
protected function sortKey($sorttype, $sortdirection, $defaulttype, $table)
{
if (is_null($sorttype)) {
if (array_key_exists($table . 'sorttype', $this->extraparams)) {
$sorttype = $this->extraparams[$table . 'sorttype'];
} else {
if (array_key_exists('sorttype', $this->extraparams)) {
$sorttype = $this->extraparams['sorttype'];
}
}
}
$sorttype = lookupSortKey($sorttype, $defaulttype, $table);
if (is_null($sortdirection)) {
if (array_key_exists($table . 'sortdirection', $this->extraparams)) {
$sortdirection = $this->extraparams[$table . 'sortdirection'];
} else {
if (array_key_exists('sortdirection', $this->extraparams)) {
$sortdirection = $this->extraparams['sortdirection'];
}
}
}
return array($sorttype, $sortdirection);
}
