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index_collection()

Description

Update the keywords index for this collection

Parameters

ColumnTypeDefaultDescription
$ref integer
$index_string string ''

Return

integer How many keywords were indexed?

Location

include/collections_functions.php lines 1308 to 1346

Definition

 
function index_collection($ref,$index_string='')
    {
    # Remove existing indexed keywords
    ps_query("delete from collection_keyword where collection=?",array("i",$ref)); # Remove existing keywords
    # Define an indexable string from the name, themes and keywords.

    global $index_collection_titles;

    if ($index_collection_titles)
        {
            $indexfields = 'c.ref,c.name,c.keywords,c.description';
        } else {
            $indexfields = 'c.ref,c.keywords';
        }
    global $index_collection_creator;
    if ($index_collection_creator)
        {
            $indexfields .= ',u.fullname';
        } 
        
    
    // if an index string wasn't supplied, generate one
    if (!strlen($index_string) > 0){
        $indexarray = ps_query("select $indexfields from collection c left join user u on u.ref=c.user where c.ref = ?",array("i",$ref));
        for ($i=0; $i<count($indexarray); $i++){
            $index_string = "," . implode(',',$indexarray[$i]);
        } 
    }

    $keywords=split_keywords($index_string,true);
    for ($n=0;$n<count($keywords);$n++)
        {
        if(trim($keywords[$n])==""){continue;}
        $keyref=resolve_keyword($keywords[$n],true);
        ps_query("insert into collection_keyword values (?,?)",array("i",$ref,"i",$keyref));
        }
    // return the number of keywords indexed
    return $n;
    }

This article was last updated 17th November 2024 15:05 Europe/London time based on the source file dated 13th November 2024 15:50 Europe/London time.