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accelerate counts as well as the actual results

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This commit is contained in:
Shish 2018-06-30 14:28:52 +01:00
parent c9d7bd1ae3
commit 9e3e37a209
1 changed files with 43 additions and 35 deletions
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74
core/imageboard.pack.php
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@ -159,52 +159,38 @@ class Image {
return $images;
}
public static function validate_accel(array $tags): bool {
/*
* Accelerator stuff
*/
public static function get_acceleratable(array $tags) {
$ret = array(
"yays" => array(),
"nays" => array(),
);
$yays = 0;
$nays = 0;
foreach($tags as $tag) {
if(!preg_match("/^-?[a-zA-Z0-9_-]+$/", $tag)) {
return false;
}
if($tag[0] == "-") $nays++;
else $yays++;
if($tag[0] == "-") {$nays++; $ret["nays"][] = substr($tag, 1);}
else {$yays++; $ret["yays"][] = $tag;}
}
return ($yays > 1 || $nays > 0);
if($yays > 1 || $nays > 0) {
return $ret;
}
return false;
}
public static function get_accelerated_result(array $tags, int $offset, int $limit) {
global $database;
if(!Image::validate_accel($tags)) {
return null;
}
$req = Image::get_acceleratable($tags);
if(!$req) {return null;}
$req["offset"] = $offset;
$req["limit"] = $limit;
$yays = array();
$nays = array();
foreach($tags as $tag) {
if($tag[0] == "-") {
$nays[] = substr($tag, 1);
}
else {
$yays[] = $tag;
}
}
$req = array(
"yays" => $yays,
"nays" => $nays,
"offset" => $offset,
"limit" => $limit,
);
$fp = fsockopen("127.0.0.1", 21212);
if (!$fp) {
return null;
}
fwrite($fp, json_encode($req));
$data = fgets($fp, 1024);
fclose($fp);
$response = json_decode($data);
$response = Image::query_accelerator($req);
$list = implode(",", $response);
if($list) {
$result = $database->execute("SELECT * FROM images WHERE id IN ($list) ORDER BY images.id DESC");
@ -215,6 +201,25 @@ class Image {
return $result;
}
public static function get_accelerated_count(array $tags) {
$req = Image::get_acceleratable($tags);
if(!$req) {return null;}
$req["count"] = true;
return Image::query_accelerator($req);
}
public static function query_accelerator($req) {
$fp = fsockopen("127.0.0.1", 21212);
if (!$fp) {
return null;
}
fwrite($fp, json_encode($req));
$data = fgets($fp, 1024);
fclose($fp);
return json_decode($data);
}
/*
* Image-related utility functions
*/
@ -242,9 +247,12 @@ class Image {
array("tag"=>$tags[0]));
}
else {
$total = Image::get_accelerated_count($tags);
if(is_null($total)) {
$querylet = Image::build_search_querylet($tags);
$total = $database->get_one("SELECT COUNT(*) AS cnt FROM ($querylet->sql) AS tbl", $querylet->variables);
}
}
if(is_null($total)) return 0;
return $total;
}