X-Git-Url: http://git.cyclocoop.org/?a=blobdiff_plain;f=includes%2Fsearch%2FSearchDatabase.php;h=93f8d2301f473c6301852646cb99253f2eaf52f1;hb=098e23fb9dc76bc715095f51c9547986874eea37;hp=643c2c13648dc4381f538aa8f21bf4462957be6d;hpb=36395150104588f2afea866c330b683e4329fa48;p=lhc%2Fweb%2Fwiklou.git

diff --git a/includes/search/SearchDatabase.php b/includes/search/SearchDatabase.php
index 643c2c1364..93f8d2301f 100644
--- a/includes/search/SearchDatabase.php
+++ b/includes/search/SearchDatabase.php
@@ -28,14 +28,14 @@ use Wikimedia\Rdbms\IDatabase;
  * @ingroup Search
  * @since 1.23
  */
-class SearchDatabase extends SearchEngine {
+abstract class SearchDatabase extends SearchEngine {
 	/**
 	 * @var IDatabase Slave database for reading from for results
 	 */
 	protected $db;
 
 	/**
-	 * @param IDatabase $db The database to search from
+	 * @param IDatabase|null $db The database to search from
 	 */
 	public function __construct( IDatabase $db = null ) {
 		if ( $db ) {
@@ -45,6 +45,38 @@ class SearchDatabase extends SearchEngine {
 		}
 	}
 
+	/**
+	 * @param string $term
+	 * @return SearchResultSet|Status|null
+	 */
+	final public function doSearchText( $term ) {
+		return $this->doSearchTextInDB( $this->extractNamespacePrefix( $term ) );
+	}
+
+	/**
+	 * Perform a full text search query and return a result set.
+	 *
+	 * @param string $term Raw search term
+	 * @return SqlSearchResultSet
+	 */
+	abstract protected function doSearchTextInDB( $term );
+
+	/**
+	 * @param string $term
+	 * @return SearchResultSet|null
+	 */
+	final public function doSearchTitle( $term ) {
+		return $this->doSearchTitleInDB( $this->extractNamespacePrefix( $term ) );
+	}
+
+	/**
+	 * Perform a title-only search query and return a result set.
+	 *
+	 * @param string $term Raw search term
+	 * @return SqlSearchResultSet
+	 */
+	abstract protected function doSearchTitleInDB( $term );
+
 	/**
 	 * Return a 'cleaned up' search string
 	 *
@@ -58,4 +90,19 @@ class SearchDatabase extends SearchEngine {
 		$lc = $this->legalSearchChars( self::CHARS_ALL );
 		return trim( preg_replace( "/[^{$lc}]/", " ", $text ) );
 	}
+
+	/**
+	 * Extract the optional namespace prefix and set self::namespaces
+	 * accordingly and return the query string
+	 * @param string $term
+	 * @return string the query string without any namespace prefix
+	 */
+	final protected function extractNamespacePrefix( $term ) {
+		$queryAndNs = self::parseNamespacePrefixes( $term );
+		if ( $queryAndNs === false ) {
+			return $term;
+		}
+		$this->namespaces = $queryAndNs[1];
+		return $queryAndNs[0];
+	}
 }