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add_verbatim_keywords()

Parameters

ColumnTypeDefaultDescription
&$keywords
$string
$resource_type_field
$called_from_search false

Location

include/resource_functions.php lines 7732 to 7782

Definition

 
function add_verbatim_keywords(&$keywords, $string, $resource_type_field, $called_from_search = false)
{
    global $resource_field_verbatim_keyword_regex,$resource_field_checkbox_match_full;

    // add ",<string>" if specified resource_type_field is found within $resource_field_checkbox_match_full array.
    if (
        !$called_from_search &&
        isset($resource_field_checkbox_match_full) &&
        is_array($resource_field_checkbox_match_full) &&
        in_array($resource_type_field, $resource_field_checkbox_match_full)
    ) {
        preg_match_all('/,[^,]+/', $string, $matches);
        if (isset($matches[0][0])) {
            foreach ($matches[0] as $match) {
                $match = strtolower($match);
                array_push($keywords, $match);
            }
        }
    }

    // normal verbatim expansion of keywords as defined in config.php
    if (!empty($resource_field_verbatim_keyword_regex[$resource_type_field])) {
        preg_match_all($resource_field_verbatim_keyword_regex[$resource_type_field], $string, $matches);
        foreach ($matches as $match) {
            foreach ($match as $sub_match) {
                array_push($keywords, $sub_match);        // note that the keywords array is passed in by reference.
            }
        }
    }

    // when searching change "field:<string>" to "field:,<string>" if specified resource_type_field is found within $resource_field_checkbox_match_full array.
    if (
        $called_from_search &&
        isset($resource_field_checkbox_match_full) &&
        is_array($resource_field_checkbox_match_full) &&
        in_array($resource_type_field, $resource_field_checkbox_match_full)
    ) {
        $found_name = ps_value("SELECT `name` AS 'value' FROM `resource_type_field` WHERE `ref`=?", array("i",$resource_type_field), "");
        preg_match_all('/' . $found_name . ':([^,]+)/', $string, $matches);
        if (isset($matches[1][0])) {
            foreach ($matches[1] as $match) {
                $match = strtolower($match);
                $remove = "{$found_name}:{$match}";
                if (in_array($remove, $keywords)) {
                    unset($keywords[array_search($remove, $keywords)]);
                }
                array_push($keywords, "{$found_name}:,{$match}");
            }
        }
    }
}

This article was last updated 15th February 2025 20:35 Europe/London time based on the source file dated 14th February 2025 12:25 Europe/London time.