Merge branch 'master' of github.com:shish/shimmie2

This commit is contained in:
Shish 2012-05-22 12:15:14 +01:00
commit 61f3a9d372
3 changed files with 62 additions and 52 deletions

View File

@ -609,6 +609,9 @@ class Image {
}
/**
* WARNING: this description is no longer accurate, though it does get across
* the general idea - the actual method has a few extra optimisiations
*
* "foo bar -baz user=foo" becomes
*
* SELECT * FROM images WHERE
@ -742,32 +745,29 @@ class Image {
$have_pos = count($positive_tag_id_array) > 0;
$have_neg = count($negative_tag_id_array) > 0;
$sql = "SELECT images.* FROM images WHERE ";
$sql = "SELECT images.* FROM images WHERE images.id IN (";
if($have_pos) {
$positive_tag_id_list = join(', ', $positive_tag_id_array);
$sql .= "
images.id IN (
SELECT image_id
FROM image_tags
WHERE tag_id IN ($positive_tag_id_list)
GROUP BY image_id
HAVING COUNT(image_id)>=$positive_tag_count
)
SELECT image_id
FROM image_tags
WHERE tag_id IN ($positive_tag_id_list)
GROUP BY image_id
HAVING COUNT(image_id)>=$positive_tag_count
";
}
if($have_pos && $have_neg) {
$sql .= " AND ";
$sql .= " EXCEPT ";
}
if($have_neg) {
$negative_tag_id_list = join(', ', $negative_tag_id_array);
$sql .= "
images.id NOT IN (
SELECT image_id
FROM image_tags
WHERE tag_id IN ($negative_tag_id_list)
)
SELECT image_id
FROM image_tags
WHERE tag_id IN ($negative_tag_id_list)
";
}
$sql .= ")";
$query = new Querylet($sql);
if(strlen($img_search->sql) > 0) {

View File

@ -224,7 +224,11 @@ class Index extends Extension {
}
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.'%"'));
$event->add_querylet(new Querylet('images.filename LIKE :fn', array("fn"=>"%$filename%")));
}
else if(preg_match("/^(source)=([a-zA-Z0-9]*)$/i", $event->term, $matches)) {
$filename = strtolower($matches[2]);
$event->add_querylet(new Querylet('images.source LIKE :src', array("src"=>"%$filename%")));
}
else if(preg_match("/^posted(<|>|<=|>=|=)([0-9-]*)$/", $event->term, $matches)) {
$cmp = $matches[1];

View File

@ -394,46 +394,52 @@ class TagList extends Extension {
global $database;
global $config;
$wild_tags = Tag::explode($search);
// $search_tags = array();
$related_tags = $database->cache->get("related_tags:$search");
$tag_id_array = array();
$tags_ok = true;
foreach($wild_tags as $tag) {
$tag = str_replace("*", "%", $tag);
$tag = str_replace("?", "_", $tag);
$tag_ids = $database->get_col("SELECT id FROM tags WHERE tag LIKE :tag", array("tag"=>$tag));
// $search_tags = array_merge($search_tags,
// $database->get_col("SELECT tag FROM tags WHERE tag LIKE :tag", array("tag"=>$tag)));
$tag_id_array = array_merge($tag_id_array, $tag_ids);
$tags_ok = count($tag_ids) > 0;
if(!$tags_ok) break;
}
$tag_id_list = join(', ', $tag_id_array);
if(empty($related_tags)) {
$wild_tags = Tag::explode($search);
// $search_tags = array();
if($tags_ok) {
$query = "
SELECT t2.tag AS tag, COUNT(it2.image_id) AS calc_count
FROM
image_tags AS it1,
image_tags AS it2,
tags AS t1,
tags AS t2
WHERE
t1.id IN($tag_id_list)
AND it1.image_id=it2.image_id
AND it1.tag_id = t1.id
AND it2.tag_id = t2.id
GROUP BY t2.tag
ORDER BY calc_count
DESC LIMIT :limit
";
$args = array("limit"=>$config->get_int('tag_list_length'));
$related_tags = $database->get_all($query, $args);
if(count($related_tags) > 0) {
$this->theme->display_refine_block($page, $related_tags, $wild_tags);
$tag_id_array = array();
$tags_ok = true;
foreach($wild_tags as $tag) {
$tag = str_replace("*", "%", $tag);
$tag = str_replace("?", "_", $tag);
$tag_ids = $database->get_col("SELECT id FROM tags WHERE tag LIKE :tag", array("tag"=>$tag));
// $search_tags = array_merge($search_tags,
// $database->get_col("SELECT tag FROM tags WHERE tag LIKE :tag", array("tag"=>$tag)));
$tag_id_array = array_merge($tag_id_array, $tag_ids);
$tags_ok = count($tag_ids) > 0;
if(!$tags_ok) break;
}
$tag_id_list = join(', ', $tag_id_array);
if($tags_ok) {
$query = "
SELECT t2.tag AS tag, COUNT(it2.image_id) AS calc_count
FROM
image_tags AS it1,
image_tags AS it2,
tags AS t1,
tags AS t2
WHERE
t1.id IN($tag_id_list)
AND it1.image_id=it2.image_id
AND it1.tag_id = t1.id
AND it2.tag_id = t2.id
GROUP BY t2.tag
ORDER BY calc_count
DESC LIMIT :limit
";
$args = array("limit"=>$config->get_int('tag_list_length'));
$related_tags = $database->get_all($query, $args);
$database->cache->set("related_tags:$search", $related_tags, 60*60);
}
}
if(count($related_tags) > 0) {
$this->theme->display_refine_block($page, $related_tags, $wild_tags);
}
}
// }}}