function recherche_en_base($recherche = '', $tables = NULL, $options = array(), $serveur = '')
{
include_spip('base/abstract_sql');
if (!is_array($tables)) {
$liste = liste_des_champs();
if (is_string($tables) and $tables != '') {
$toutes = array();
foreach (explode(',', $tables) as $t) {
if (isset($liste[$t])) {
$toutes[$t] = $liste[$t];
}
}
$tables = $toutes;
unset($toutes);
} else {
$tables = $liste;
}
}
if (!strlen($recherche) or !count($tables)) {
return array();
}
include_spip('inc/autoriser');
// options par defaut
$options = array_merge(array('preg_flags' => 'UimsS', 'toutvoir' => false, 'champs' => false, 'score' => false, 'matches' => false, 'jointures' => false, 'serveur' => $serveur), $options);
$results = array();
// Utiliser l'iterateur (DATA:recherche)
// pour recuperer les couples (id_objet, score)
// Le resultat est au format {
// id1 = { 'score' => x, attrs => { } },
// id2 = { 'score' => x, attrs => { } },
// }
include_spip('inc/memoization');
foreach ($tables as $table => $champs) {
# lock via memoization, si dispo
if (function_exists('cache_lock')) {
cache_lock($lock = 'recherche ' . $table . ' ' . $recherche);
}
spip_timer('rech');
// TODO: ici plutot charger un iterateur via l'API iterateurs
include_spip('inc/recherche_to_array');
$to_array = charger_fonction('recherche_to_array', 'inc');
$results[$table] = $to_array($recherche, array_merge($options, array('table' => $table, 'champs' => $champs)));
##var_dump($results[$table]);
spip_log("recherche {$table} ({$recherche}) : " . count($results[$table]) . " resultats " . spip_timer('rech'), 'recherche');
if (isset($lock)) {
cache_unlock($lock);
}
}
return $results;
}
function cache_gc($dir = NULL, $start = 1, $purgeall = FALSE)
{
static $dirs = 0, $files = 0, $deleted = 0, $ignored = 0, $faileddelete = 0, $empty = 0;
if ($start == 1) {
cache_debug("Running GC on {$dir}");
if (!function_exists("getcwd")) {
$cwd = substr(`pwd`, 0, -1);
} else {
$cwd = getcwd();
}
$dirs = $files = $deleted = $ignored = $faileddelete = $empty = 0;
}
if (cache_iftype($dir, NULL)) {
$dir = THIS_CACHE_DIR;
}
$dp = opendir($dir);
if (!$dp) {
cache_debug("Error opening {$dir} for cleanup");
return FALSE;
}
chdir($dir);
$dirs++;
while (!cache_iftype($de = readdir($dp), FALSE)) {
if (is_dir($de)) {
if ($de == '.' || $de == '..') {
continue;
}
cache_gc($de, 0, $purgeall);
chdir('..');
continue;
}
if (preg_match("/^phpCache./i", $de)) {
$files++;
$absfile = $de;
$cachestuff = cache_read($absfile);
$thecache = unserialize($cachestuff);
if (is_array($thecache)) {
if ($purgeall || $cdata["cachetime"] != "0" && $thecache["expire"] <= time()) {
cache_lock($absfile, TRUE);
if (@unlink($absfile)) {
$deleted++;
cache_debug("{$dir} Deleted {$absfile}");
} else {
$faileddelete++;
cache_debug("{$dir} Failed to delete {$absfile}");
}
cache_lock($absfile, FALSE);
} else {
cache_debug("{$dir} {$absfile} expires in " . ($thecache["expire"] - time()));
}
} else {
cache_debug("{$dir} {$absfile} is empty, being processed in another process?");
$empty++;
}
} else {
$ignored++;
}
}
closedir($dp);
if ($start == 1) {
$str = "{$dir} GC Processed: {$dirs}/dirs\t{$files}/files\t{$deleted}/deleted\t{$ignored}/ignored\t{$faileddelete}/faileddelete\t{$empty}/empty";
cache_debug($str);
chdir($cwd);
return $str;
}
}