badmanners/shimmie2
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wildcard search, and remove the lower() stuff (it scares mysql)

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git-svn-id: file:///home/shish/svn/shimmie2/trunk@1066 7f39781d-f577-437e-ae19-be835c7a54ca
This commit is contained in:
shish 2008-10-09 05:56:48 +00:00
parent bf8f2e847f
commit 40431f4c26
2 changed files with 25 additions and 6 deletions
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16
core/database.class.php
View file

@ -224,6 +224,22 @@ class Database {
}
}
public function resolve_wildcard($tag) {
if(strpos($tag, "%") === false && strpos($tag, "_") === false) {
return array($tag);
}
else {
$newtags = $this->db->GetCol("SELECT tag FROM tags WHERE tag LIKE ?", array($tag));
if(count($newtags) > 0) {
$resolved = $newtags;
} else {
$resolved = array($tag);
}
return $resolved;
}
}
public function sanitise($tag) {
assert(is_string($tag));
$tag = preg_replace("/[\s?*]/", "", $tag);

13
core/image.class.php
View file

@ -231,7 +231,7 @@ class Image {
private static function build_search_querylet(Config $config, Database $database, $terms) {
$tag_querylets = array();
$img_querylets = array();
$positive_tag_count = 0;
// parse the words that are searched for into
// various types of querylet
@ -253,10 +253,14 @@ class Image {
$term = str_replace("*", "%", $term);
$term = str_replace("?", "_", $term);
if(!preg_match("/^[%_]+$/", $term)) {
$expansions = $database->resolve_wildcard($term);
if($positive) $positive_tag_count++;
foreach($expansions as $term) {
$tag_querylets[] = new TagQuerylet($term, $positive);
}
}
}
}
// merge all the image metadata searches into one generic querylet
@ -287,7 +291,7 @@ class Image {
$query = new Querylet("
SELECT images.* FROM images
JOIN image_tags ON images.id = image_tags.image_id
WHERE tag_id = (SELECT tags.id FROM tags WHERE lower(tag) = lower(?))
WHERE tag_id = (SELECT tags.id FROM tags WHERE tag = ?)
", array($tag_querylets[0]->tag));
if(strlen($img_search->sql) > 0) {
@ -303,7 +307,7 @@ class Image {
$tags_ok = true;
foreach($tag_querylets as $tq) {
$tag_ids = $database->db->GetCol("SELECT id FROM tags WHERE lower(tag) = lower(?)", array($tq->tag));
$tag_ids = $database->db->GetCol("SELECT id FROM tags WHERE tag = ?", array($tq->tag));
if($tq->positive) {
$positive_tag_id_array = array_merge($positive_tag_id_array, $tag_ids);
$tags_ok = count($tag_ids) > 0;
@ -321,14 +325,13 @@ class Image {
$sql = "SELECT images.* FROM images WHERE ";
if($have_pos) {
$positive_tag_id_list = join(', ', $positive_tag_id_array);
$positive_tag_count = count($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)=$positive_tag_count
HAVING COUNT(image_id)>=$positive_tag_count
)
";
}