gshell

#!/usr/bin/php
<?PHP
	// Google Search shell 1.0.0
	// Original Author: Tyler Hall <tylerhall@gmail.com>
	// Latest Source and Bug Tracker: http://github.com/tylerhall/google-shell
	//
	// Programatic interface to Google's search resutls.
	//
	// This code is licensed under the MIT Open Source License.
	// Copyright (c) 2010 tylerhall@gmail.com
	// Permission is hereby granted, free of charge, to any person obtaining a copy
	// of this software and associated documentation files (the "Software"), to deal
	// in the Software without restriction, including without limitation the rights
	// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	// copies of the Software, and to permit persons to whom the Software is
	// furnished to do so, subject to the following conditions:
	//
	// The above copyright notice and this permission notice shall be included in
	// all copies or substantial portions of the Software.
	//
	// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
	// THE SOFTWARE.

	$shortops = 'c::n::utajf';
	$longopts = array('count::', 'number::', 'url', 'title', 'abstract', 'help', 'json', 'no-format');
	$options = getopt($shortops, $longopts);

	if($GLOBALS['argc'] == 1 || array_key_exists('help', $options))
	{
		echo "Usage: " .  $GLOBALS['argv'][0] . " [OPTION]... QUERY\n";
		echo "Programatic interface to Google's search resutls.\n";
		echo "\n";
		echo "-c, --count      number of results to return\n";
		echo "-n, --number     returns only the nth result\n";
		echo "-u, --url        returns only the results' urls\n";
		echo "-t, --title      returns only the results' title\n";
		echo "-a, --abstract   returns only the results' abstract\n";
		echo "-j, --json       format results in json\n";
		echo "-f, --no-format  returns results without any additional formatting\n";
		echo "    --help      display this message and exit\n";
		echo "\n";
		echo "Report bugs to <tylerhall@gmail.com>\n";
		exit;
	}
	
	$query = $GLOBALS['argv'][$GLOBALS['argc'] - 1];
	$query = urlencode($query);

	$url = 'http://ajax.googleapis.com/ajax/services/search/web?v=1.0&rsz=large&q=' . $query;
	$json_raw = geturl($url);
	$json = json_decode($json_raw);

	$results = array();
	foreach($json->responseData->results as $gresult)
	{
		$result = new Result();
		$result->url = $gresult->unescapedUrl;
		$result->title = $gresult->titleNoFormatting;
		$result->abstract = trim(strip_tags($gresult->content));
		$results[] = $result;
	}

	if(array_key_exists('c', $options) || array_key_exists('count', $options))
	{
		if(array_key_exists('c', $options)) $count = $options['c'];
		if(array_key_exists('count', $options)) $count = $options['count'];
		$results = array_slice($results, 0, $count);
	}

	if(array_key_exists('n', $options) || array_key_exists('number', $options))
	{
		if(array_key_exists('n', $options)) $number = $options['n'];
		if(array_key_exists('number', $options)) $number = $options['number'];
		$results = array_slice($results, $number, 1);
	}

	if(array_key_exists('u', $options) || array_key_exists('t', $options) || array_key_exists('a', $options) ||
	   array_key_exists('url', $options) || array_key_exists('title', $options) || array_key_exists('abstract', $options))
	{
		$array = array('u' => true, 't' => true, 'a' => true);
		if(array_key_exists('u', $options) || array_key_exists('url', $options))
			unset($array['u']);
		if(array_key_exists('t', $options) || array_key_exists('title', $options))
			unset($array['t']);
		if(array_key_exists('a', $options) || array_key_exists('abstract', $options))
			unset($array['a']);
		
		if(isset($array['u']))
			foreach($results as &$result)
				unset($result->url);

		if(isset($array['t']))
			foreach($results as &$result)
				unset($result->title);

		if(isset($array['a']))
			foreach($results as &$result)
				unset($result->abstract);
	}

	if(array_key_exists('j', $options) || array_key_exists('json', $options))
	{
		echo json_encode($results);
		exit;
	}

	$no_format = array_key_exists('f', $options) || array_key_exists('no-format', $options) ? true : false;
	
	for($i = 0; $i < count($results); $i++)
	{
		$result = $results[$i];

		if($no_format)
		{
			foreach(get_object_vars($result) as $key => $val)
				echo $val . "\n";
		}
		else
		{
			foreach(get_object_vars($result) as $key => $val)
			{
				echo ($i + 1) . ") " . ucwords($key) . ": $val\n";
			}
			echo "\n";
		}
	}

	function geturl($url)
	{
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
		curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1) Gecko/20061024 BonEcho/2.0");
        $html = curl_exec($ch);
        curl_close($ch);
        return $html;
	}

	class Result
	{
		public $url;
		public $title;
		public $abstract;
	}