public function set_default_int($name, $value)
{
if (is_null($this->get($name))) {
$this->values[$name] = parse_shorthand_int($value);
}
}
public function onSearchTermParse($event)
{
$matches = array();
if (preg_match("/^size(<|>|<=|>=|=)(\\d+)x(\\d+)\$/", $event->term, $matches)) {
$cmp = $matches[1];
$args = array(int_escape($matches[2]), int_escape($matches[3]));
$event->add_querylet(new Querylet("width {$cmp} ? AND height {$cmp} ?", $args));
} else {
if (preg_match("/^ratio(<|>|<=|>=|=)(\\d+):(\\d+)\$/", $event->term, $matches)) {
$cmp = $matches[1];
$args = array(int_escape($matches[2]), int_escape($matches[3]));
$event->add_querylet(new Querylet("width / height {$cmp} ? / ?", $args));
} else {
if (preg_match("/^(filesize|id)(<|>|<=|>=|=)(\\d+[kmg]?b?)\$/i", $event->term, $matches)) {
$col = $matches[1];
$cmp = $matches[2];
$val = parse_shorthand_int($matches[3]);
$event->add_querylet(new Querylet("images.{$col} {$cmp} ?", array($val)));
} else {
if (preg_match("/^(hash|md5)=([0-9a-fA-F]*)\$/i", $event->term, $matches)) {
$hash = strtolower($matches[2]);
$event->add_querylet(new Querylet("images.hash = '{$hash}'"));
} else {
if (preg_match("/^(filetype|ext)=([a-zA-Z0-9]*)\$/i", $event->term, $matches)) {
$ext = strtolower($matches[2]);
$event->add_querylet(new Querylet("images.ext = '{$ext}'"));
} else {
if (preg_match("/^(filename|name)=([a-zA-Z0-9]*)\$/i", $event->term, $matches)) {
$filename = strtolower($matches[2]);
$event->add_querylet(new Querylet("images.filename LIKE '%{$filename}%'"));
} else {
if (preg_match("/^posted=(([0-9\\*]*)?(-[0-9\\*]*)?(-[0-9\\*]*)?)\$/", $event->term, $matches)) {
$val = str_replace("*", "%", $matches[1]);
$event->add_querylet(new Querylet("images.posted LIKE '%{$val}%'"));
} else {
if (preg_match("/tags(<|>|<=|>=|=)(\\d+)/", $event->term, $matches)) {
$cmp = $matches[1];
$tags = $matches[2];
$event->add_querylet(new Querylet("images.id IN (SELECT DISTINCT image_id FROM image_tags GROUP BY image_id HAVING count(image_id) {$cmp} {$tags})"));
}
}
}
}
}
}
}
}
}
/**
* Figure out PHP's internal memory limit
*
* @return int
*/
function get_memory_limit()
{
global $config;
// thumbnail generation requires lots of memory
$default_limit = 8 * 1024 * 1024;
// 8 MB of memory is PHP's default.
$shimmie_limit = parse_shorthand_int($config->get_int("thumb_mem_limit"));
if ($shimmie_limit < 3 * 1024 * 1024) {
// we aren't going to fit, override
$shimmie_limit = $default_limit;
}
/*
Get PHP's configured memory limit.
Note that this is set to -1 for NO memory limit.
http://ca2.php.net/manual/en/ini.core.php#ini.memory-limit
*/
$memory = parse_shorthand_int(ini_get("memory_limit"));
if ($memory == -1) {
// No memory limit.
// Return the larger of the set limits.
return max($shimmie_limit, $default_limit);
} else {
// PHP has a memory limit set.
if ($shimmie_limit > $memory) {
// Shimmie wants more memory than what PHP is currently set for.
// Attempt to set PHP's memory limit.
if (ini_set("memory_limit", $shimmie_limit) === FALSE) {
/* We can't change PHP's limit, oh well, return whatever its currently set to */
return $memory;
}
$memory = parse_shorthand_int(ini_get("memory_limit"));
}
// PHP's memory limit is more than Shimmie needs.
return $memory;
// return the current setting
}
}
public function onSearchTermParse(SearchTermParseEvent $event)
{
$matches = array();
// check for tags first as tag based searches are more common.
if (preg_match("/^tags([:]?<|[:]?>|[:]?<=|[:]?>=|[:|=])(\\d+)\$/i", $event->term, $matches)) {
$cmp = ltrim($matches[1], ":") ?: "=";
$tags = $matches[2];
$event->add_querylet(new Querylet('images.id IN (SELECT DISTINCT image_id FROM image_tags GROUP BY image_id HAVING count(image_id) ' . $cmp . ' ' . $tags . ')'));
} else {
if (preg_match("/^ratio([:]?<|[:]?>|[:]?<=|[:]?>=|[:|=])(\\d+):(\\d+)\$/i", $event->term, $matches)) {
$cmp = preg_replace('/^:/', '=', $matches[1]);
$args = array("width{$this->stpen}" => int_escape($matches[2]), "height{$this->stpen}" => int_escape($matches[3]));
$event->add_querylet(new Querylet("width / height {$cmp} :width{$this->stpen} / :height{$this->stpen}", $args));
} else {
if (preg_match("/^(filesize|id)([:]?<|[:]?>|[:]?<=|[:]?>=|[:|=])(\\d+[kmg]?b?)\$/i", $event->term, $matches)) {
$col = $matches[1];
$cmp = ltrim($matches[2], ":") ?: "=";
$val = parse_shorthand_int($matches[3]);
$event->add_querylet(new Querylet("images.{$col} {$cmp} :val{$this->stpen}", array("val{$this->stpen}" => $val)));
} else {
if (preg_match("/^(hash|md5)[=|:]([0-9a-fA-F]*)\$/i", $event->term, $matches)) {
$hash = strtolower($matches[2]);
$event->add_querylet(new Querylet('images.hash = :hash', array("hash" => $hash)));
} else {
if (preg_match("/^(filetype|ext)[=|:]([a-zA-Z0-9]*)\$/i", $event->term, $matches)) {
$ext = strtolower($matches[2]);
$event->add_querylet(new Querylet('images.ext = :ext', array("ext" => $ext)));
} else {
if (preg_match("/^(filename|name)[=|:]([a-zA-Z0-9]*)\$/i", $event->term, $matches)) {
$filename = strtolower($matches[2]);
$event->add_querylet(new Querylet("images.filename LIKE :filename{$this->stpen}", array("filename{$this->stpen}" => "%{$filename}%")));
} else {
if (preg_match("/^(source)[=|:](.*)\$/i", $event->term, $matches)) {
$source = strtolower($matches[2]);
if (preg_match("/^(any|none)\$/i", $source)) {
$not = $source == "any" ? "NOT" : "";
$event->add_querylet(new Querylet("images.source IS {$not} NULL"));
} else {
$event->add_querylet(new Querylet('images.source LIKE :src', array("src" => "%{$source}%")));
}
} else {
if (preg_match("/^posted([:]?<|[:]?>|[:]?<=|[:]?>=|[:|=])([0-9-]*)\$/i", $event->term, $matches)) {
$cmp = ltrim($matches[1], ":") ?: "=";
$val = $matches[2];
$event->add_querylet(new Querylet("images.posted {$cmp} :posted{$this->stpen}", array("posted{$this->stpen}" => $val)));
} else {
if (preg_match("/^size([:]?<|[:]?>|[:]?<=|[:]?>=|[:|=])(\\d+)x(\\d+)\$/i", $event->term, $matches)) {
$cmp = ltrim($matches[1], ":") ?: "=";
$args = array("width{$this->stpen}" => int_escape($matches[2]), "height{$this->stpen}" => int_escape($matches[3]));
$event->add_querylet(new Querylet("width {$cmp} :width{$this->stpen} AND height {$cmp} :height{$this->stpen}", $args));
} else {
if (preg_match("/^width([:]?<|[:]?>|[:]?<=|[:]?>=|[:|=])(\\d+)\$/i", $event->term, $matches)) {
$cmp = ltrim($matches[1], ":") ?: "=";
$event->add_querylet(new Querylet("width {$cmp} :width{$this->stpen}", array("width{$this->stpen}" => int_escape($matches[2]))));
} else {
if (preg_match("/^height([:]?<|[:]?>|[:]?<=|[:]?>=|[:|=])(\\d+)\$/i", $event->term, $matches)) {
$cmp = ltrim($matches[1], ":") ?: "=";
$event->add_querylet(new Querylet("height {$cmp} :height{$this->stpen}", array("height{$this->stpen}" => int_escape($matches[2]))));
} else {
if (preg_match("/^order[=|:](id|width|height|filesize|filename)[_]?(desc|asc)?\$/i", $event->term, $matches)) {
global $order_sql;
$ord = strtolower($matches[1]);
$default_order_for_column = preg_match("/^(id|filename)\$/", $matches[1]) ? "ASC" : "DESC";
$sort = isset($matches[2]) ? strtoupper($matches[2]) : $default_order_for_column;
$order_sql = "images.{$ord} {$sort}";
$event->add_querylet(new Querylet("1=1"));
//small hack to avoid metatag being treated as normal tag
} else {
if (preg_match("/^order[=|:]random[_]([0-9]{1,4})\$/i", $event->term, $matches)) {
global $order_sql;
//order[=|:]random requires a seed to avoid duplicates
//since the tag can't be changed during the parseevent, we instead generate the seed during submit using js
$seed = $matches[1];
$order_sql = "RAND({$seed})";
$event->add_querylet(new Querylet("1=1"));
//small hack to avoid metatag being treated as normal tag
}
}
}
}
}
}
}
}
}
}
}
}
}
$this->stpen++;
}
/**
* Figure out PHP's internal memory limit
*
* @retval int
*/
function get_memory_limit()
{
global $config;
// thumbnail generation requires lots of memory
$default_limit = 8 * 1024 * 1024;
$shimmie_limit = parse_shorthand_int($config->get_int("thumb_mem_limit"));
if ($shimmie_limit < 3 * 1024 * 1024) {
// we aren't going to fit, override
$shimmie_limit = $default_limit;
}
ini_set("memory_limit", $shimmie_limit);
$memory = parse_shorthand_int(ini_get("memory_limit"));
// changing of memory limit is disabled / failed
if ($memory == -1) {
$memory = $default_limit;
}
assert($memory > 0);
return $memory;
}
public function onInitExt(InitExtEvent $event)
{
global $config;
$config->set_default_int('thumb_width', 192);
$config->set_default_int('thumb_height', 192);
$config->set_default_int('thumb_quality', 75);
$config->set_default_int('thumb_mem_limit', parse_shorthand_int('8MB'));
$config->set_default_string('thumb_convert_path', 'convert');
if (function_exists("exif_read_data")) {
$config->set_default_bool('image_show_meta', false);
}
$config->set_default_string('image_ilink', '');
$config->set_default_string('image_tlink', '');
$config->set_default_string('image_tip', '$tags // $size // $filesize');
$config->set_default_string('upload_collision_handler', 'error');
$config->set_default_int('image_expires', 60 * 60 * 24 * 31);
// defaults to one month
}
public function onInitExt($event)
{
global $config;
$config->set_default_int('thumb_width', 192);
$config->set_default_int('thumb_height', 192);
$config->set_default_int('thumb_quality', 75);
$config->set_default_int('thumb_mem_limit', parse_shorthand_int('8MB'));
$config->set_default_string('thumb_convert_path', 'convert.exe');
$config->set_default_bool('image_show_meta', false);
$config->set_default_string('image_ilink', '');
$config->set_default_string('image_tlink', '');
$config->set_default_string('image_tip', '$tags // $size // $filesize');
$config->set_default_string('upload_collision_handler', 'error');
}
