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add_node_keyword()

Description

Adds node keyword for indexing purposes

Parameters

ColumnTypeDefaultDescription
$node integer ID of the node (from node table) the keyword should be linked to
$keyword string Keyword to index
$position integer The position of the keyword in the string that was indexed
$normalize true
$stem true
$normalized boolean If this keyword is normalized by the time we add it, set as true

Return

boolean

Location

include/node_functions.php lines 1048 to 1078

Definition

 
function add_node_keyword($node, $keyword, $position, $normalize = true, $stem = true)
    {
    global $noadd, $stemming;

    debug("add_node_keyword: node:" . $node . ", keyword: " . $keyword . ", position: " . $position . ", normalize:" . ($normalize?"TRUE":"FALSE") . ", stem:" . ($stem?"TRUE":"FALSE"));

     $unstemmed=$keyword;
     if ($stem && $stemming && function_exists("GetStem"))
        {
        $keyword=GetStem($keyword);
        if($keyword!=$unstemmed)
            {
            // $keyword has been changed by stemming, also index the original value
            debug("add_node_keyword - adding unstemmed: " . $unstemmed);
            add_node_keyword($node, $unstemmed, $position, $normalize,false);
            }
        }
        
        
    // $keyword should not be indexed if it can be found in the $noadd array, no need to continue
    if(in_array($unstemmed, $noadd))
        {
        debug('Ignored keyword "' . $keyword . '" as it is in the $noadd array. Triggered in ' . __FUNCTION__ . '() on line ' . __LINE__);
        return false;
        }

    $keyword_ref = resolve_keyword($keyword, true,$normalize,false); // We have already stemmed

    ps_query("INSERT INTO node_keyword (node, keyword, position) VALUES (?, ?, ?)",array("i",$node,"i",$keyword_ref,"i",$position));
    return true;
    }

This article was last updated 17th November 2024 15:05 Europe/London time based on the source file dated 28th October 2024 11:15 Europe/London time.