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  Classes of Jeremy Cook  >  Google Custom Search  >  examples.php  >  Download  
File: examples.php
Role: Example script
Content type: text/plain
Description: Examples of how to use GoogleCustomSearch
Class: Google Custom Search
Perform searches with the Google Site Search API
Author: By
Last change: Updated code examples to use new namespaced version of the code and new Exception class.
Date: 4 years ago
Size: 2,467 bytes
 

Contents

Class file image Download
<?php
 
use Search\Google,
 
Search\Google\Exceptions
 
try {
       
//A simple example, default parameters in constructor and no extra parameters set.
       
$search = new SiteSearch('CSE Key Here');
       
$search->query('some search text');
       
//The results property contains the search results, spellingSuggestions contains any spelling suggestions from Google.
       
var_dump($search->results);
       
var_dump($search->spellingSuggestions);
       
       
//Example with results returned with HTML from Google left in and character encoding set to UTF-16. Result text will also be encoded in UTF-16
        //NOTE: When using a custom character encoding the search query must also be encoded using this character set.
        //The object defaults to character encoding in iso-8859-1 and assumes that queries passed to it are also encoded in this character set.
       
$search = new SiteSearch('CSE Key Here', 'utf-16', GoogleCustomSearch::HTML);
       
$search->query('some search text');
       
var_dump($search->results);
       
var_dump($search->spellingSuggestions);
       
       
//Use the same object to perform an extra search, but with some different parameters
       
$search->charEncoding = 'iso-8859-1';
       
$search->processText = GoogleCustomSearch::ENTITIES_ENCODED; //Strips HTML but leaves HTML special characters entity encoded.
       
$search->query('another query');
       
var_dump($search->results);
       
var_dump($search->spellingSuggestions);
       
       
//Example using an array to set extra, custom options in the query string used to send a request to Google.
        //See http://www.google.com/cse/docs/resultsxml.html#WebSearch_Query_Parameter_Definitions for a full list of query parameter options that may be passed in the request.
       
$opts = array(
           
'lr' => 'lang_fr', //Request search results only for French language pages.
           
'cr' => 'countryCA', //Request search results only for a particular country, in this case Canada
           
'num' => 7 //Limit the search to a maximum of 7 results
       
);
       
//Create an object using default search options
       
$search = new SiteSearch('CSE Key Here');
       
//Set the custom options for the search.
        //These can also be set by passing the $opts array as the final argument in the object constructor.
       
$search->opts = $opts;
       
$search->query('yet another query');
       
var_dump($search->results);
       
var_dump($search->spellingSuggestions);
    }
    catch (
SiteSearchException $e) {
       
//Handle any exceptions raised by the object here.
       
echo $e->getMessage();
    }
?>