woof by_text extention modification to support plurals and re-ordering of words

index.php

                    if (isset($WOOF->settings['by_text']['search_by_full_word'])) {
                        $search_by_full_word = (int) $WOOF->settings['by_text']['search_by_full_word'];
                    }
					
			/*
                    if ($search_by_full_word) {
                        $woof_text = '[[:<:]]' . $woof_text . '[[:>:]]';
                    }
			*/
					/** ADDED APR 1, 2019 by websavers (+above comment out) **/
					/* Handle Plurals */
					if (!$search_by_full_word) { /* trimming "s" chars only works if search by full word is disabled */
						$text_array = explode(' ', $woof_text); //make array
						foreach($text_array as &$text ){
							$text = rtrim($text, 's');
						}
						$woof_text = implode(' ', $text_array);
					}
					/* Handle order of words returning diff results */
					$text_array = explode(" ", $woof_text);
					$woof_t = str_replace(' ', '|', $woof_text);
					$woof_text="";
					foreach($text_array as $text ){
						if ($search_by_full_word) {
							$woof_text.= '([[:<:]]'.$woof_t . '[[:>:]])+(.*)';
						}
						else{
							$woof_text.= '('.$woof_t . ')+(.*)';
						}
					}
					/** END CHANGES APR 1, 2019 **/