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File: example/IFile_Ex07_SearchMultiTerm.php

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  Classes of Giampaolo Losito  >  IFile  >  example/IFile_Ex07_SearchMultiTerm.php  >  Download  
File: example/IFile_Ex07_SearchMultiTerm.php
Role: Example script
Content type: text/plain
Description: Example script
Class: IFile
Index and search documents using Lucene or MySQL
Author: By
Last change:
Date: 1 year ago
Size: 3,103 bytes
 

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<?php
/**
 * IFile framework
 *
 * @category IndexingFile
 * @package ifile.example
 * @author Giampaolo Losito, Antonio Di Girolomo
 * @copyright 2011-2013 isApp.it (www.isapp.it)
 * @license GNU LESSER GENERAL PUBLIC LICENSE Version 2.1, February 1999
 * @version 1.2.1
 *
 */

/**
 * This script is a example how to search terms in the index with "multi-terms" method with Lucene Interface
 * IFile can setting multi search
 *
 * WARNING:
 * This methos is many fast to parser method
 */

error_reporting(E_ALL);
/** require IFileFactory */
require_once '../IFileFactory.php';

// Define the folder of index.
// The first time, if the folder exists IFile throw an exception.
$index_path = 'example_ifile_index';

// try/catch
try {
   
// instance IFileFactory
   
$IFileFactory = IFileFactory::getInstance();
   
// define lucene interface
   
$ifile = $IFileFactory->getIFileIndexing('lucene', $index_path);
   
   
// TEST Query Multi-termine
   
    // 1. Search sigle term
    // For multi-terms IFile use IFileQueryRegistry
   
$ifileQueryRegistry = new IFileQueryRegistry();
   
$ifileQueryRegistry->setQuery('ifile', 'body', IFileQuery::MATCH_REQUIRED);
   
   
// define order
   
$ifile->setSort('key', SORT_STRING, SORT_DESC);
   
// call Multi-terms method
   
$result = $ifile->query($ifileQueryRegistry);
   
// print result
   
printResult("Search single term (body:ifile)", $result);
       
   
// 2. Search multi terms in AND.
   
$ifileQueryRegistry = new IFileQueryRegistry();
   
$ifileQueryRegistry->setQuery('ifile', 'body', IFileQuery::MATCH_REQUIRED);
   
$ifileQueryRegistry->setQuery('prova', 'body', IFileQuery::MATCH_PROHIBITEN);
   
// define order
   
$ifile->setSort('key', SORT_STRING, SORT_DESC);
   
// call Multi-terms method
   
$result = $ifile->query($ifileQueryRegistry);
   
// print result
   
printResult("Search multi terms in AND (body:ifile, body:prova)", $result);
   
   
// 3. Search multi terms in OR.
   
$ifileQueryRegistry = new IFileQueryRegistry();
   
// id not set thirt paramter IFile set the terms as Optional
   
$ifileQueryRegistry->setQuery('zend', 'body');
   
$ifileQueryRegistry->setQuery('doc', 'body');
   
$ifileQueryRegistry->setQuery('txt', 'body');
   
$ifileQueryRegistry->setQuery('ifile', 'body');
   
// call Multi-terms method
   
$result = $ifile->query($ifileQueryRegistry);
   
// print result
   
printResult("Ricerca di piu' termini in OR (body:zend, body:doc, body:txt, body:ifile)", $result);
       
} catch (
Exception $e) {
    echo
"Error: ".$e->getMessage();
}

/**
 * Function of utility. Used only for this example.
 * Print result of search
 *
 * @param strint $type
 * @param array $result_T
 * @return
 */
function printResult($type, $result) {
 
    echo
"Type of search: ".$type;
    if(!empty(
$result) && is_array($result)) {
        echo
"<br>Result Search:<br>";
        foreach (
$result as $hit) {
           
$doc = $hit->getDocument();
            echo
"File: ".$doc->name." - Chiave: ".$doc->key." - Score: ".$hit->score."<br>";
        }
    } else {
        echo
"<br>Not result returned<br>";
    }
   
    echo
"End print for: ($type)<br><br>";
}
?>