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add_verbatim_keywords()

Parameters

ColumnTypeDefaultDescription
&$keywords
$string
$resource_type_field
$called_from_search false

Location

include/resource_functions.php lines 8460 to 8516

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 14th December 2024 20:35 Europe/London time based on the source file dated 13th December 2024 14:45 Europe/London time.