common.php | searchcode

/common.php

http://kwestion.googlecode.com/
PHP | 446 lines | 375 code | 62 blank | 9 comment | 59 complexity | a362ad7b84bf4e2b4408724bff5d9cf2 MD5 | raw file
Possible License(s): LGPL-3.0

<?php



require_once 'config.php';



function user_oauth() {

	require_once 'OAuth.php';

	session_start();

	setCookie('Oauth', 'oauth', time()+3600*24*1000);



	if ($oauth_token = $_GET['oauth_token']) {

		$params = array('oauth_verifier' => $_GET['oauth_verifier']);

		$response = oauth_process('https://api.twitter.com/oauth/access_token', $params);

		parse_str($response, $token);

		setCookie('up', $token['oauth_token'].'|'.$token['oauth_token_secret'],time()+3600*24*1000);

		unset($_SESSION['oauth_request_token_secret']);

		setCookie('l', 'OK', time()+3600*24*1000);

		header('Location: '. BASE_URL);

		exit();



	} else {

		$params = array('oauth_callback' => BASE_URL);

		$response = oauth_process('https://api.twitter.com/oauth/request_token', $params);

		parse_str($response, $token);

		$_SESSION['oauth_request_token_secret'] = $token['oauth_token_secret'];

		$authorise_url = 'https://api.twitter.com/oauth/authorize?oauth_token='.$token['oauth_token'];

		header("Location: $authorise_url");

	}

}



function user_oauth_sign(&$url, &$args = false) {

	require_once 'OAuth.php';

	$method = $args !== false ? 'POST' : 'GET';



	if (preg_match_all('#[?&]([^=]+)=([^&]+)#', $url, $matches, PREG_SET_ORDER)) {

		foreach ($matches as $match){$args[$match[1]] = $match[2];}

			$url = substr($url, 0, strpos($url, '?'));

	}



	$sig_method = new OAuthSignatureMethod_HMAC_SHA1();

	$consumer = new OAuthConsumer(OAUTH_CONSUMER_KEY, OAUTH_CONSUMER_SECRET);

	$token = NULL;



	if ((isset($_GET['oauth_token']) && ($oauth_token = $_GET['oauth_token'])) && $_SESSION['oauth_request_token_secret']) {

		$oauth_token_secret = $_SESSION['oauth_request_token_secret'];

	} else {

		list($oauth_token, $oauth_token_secret) = explode('|', $_COOKIE['up']);

	}



	if ($oauth_token && $oauth_token_secret) {

		$token = new OAuthConsumer($oauth_token, $oauth_token_secret);

	}



	$request = OAuthRequest::from_consumer_and_token($consumer, $token, $method, $url, $args);

	$request->sign_request($sig_method, $consumer, $token);



	switch ($method) {

	case 'GET':

		$url = $request->to_url();

		$args = false;

		return;

	case 'POST':

		$url = $request->get_normalized_http_url();

		$args = $request->to_postdata();

		return;

	}

}



function oauth_process($url, $post_data = false) {

	if ($post_data === true) $post_data = array();

	user_oauth_sign($url, $post_data);



	$ch = curl_init($url);

	if($post_data !== false) {

		curl_setopt ($ch, CURLOPT_POST, true);

		curl_setopt ($ch, CURLOPT_POSTFIELDS, $post_data);

	}



	curl_setopt($ch, CURLOPT_VERBOSE, 0);

	curl_setopt($ch, CURLOPT_HEADER, 0);

	curl_setopt($ch, CURLOPT_TIMEOUT, 10);

	curl_setopt($ch, CURLOPT_USERAGENT, 'kwestion');

	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);

	$response = curl_exec($ch);

	$response_info=curl_getinfo($ch);

	curl_close($ch);

	if(intval($response_info['http_code']) == 200) {

		$json = json_decode($response);

		if ($json) return $json;

		return $response;

	}else{

		setCookie('Oauth', 'oauth', time()-3600*24*1000);

		header('Location: '. BASE_URL);

	}

}



function user_type(){

	return isset($_COOKIE["Oauth"]) && $_COOKIE['Oauth'] == 'oauth';

}



function twitter_process($url, $post_data = false) {

	return raw_twitter_process(getU(),getP(),$url,$post_data);

}



function raw_twitter_process($u,$p,$url,$post_data = false){

	if($post_data === true) $post_data = array();

	$file = false;

	if(isset($post_data['file'])){

		$file = $post_data['file'];

		//echo 'here';

		unset($post_data['file']);

	}



	if (user_type() && ( strpos($url, '/twitter.com') !== false || strpos($url, 'api.twitter.com') !== false) ) {

		user_oauth_sign($url, $post_data);

	}



	$ch = curl_init($url);



	if($post_data !== false) {

		curl_setopt ($ch, CURLOPT_POST, 1);

		curl_setopt ($ch, CURLOPT_POSTFIELDS, $post_data);

		if($file!==false){

			curl_setopt($ch, CURLOPT_POSTFIELDS, $file);

		}

	}



	if (!user_type())

		curl_setopt($ch, CURLOPT_USERPWD, $u.':'.$p);



	curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);

	curl_setopt($ch, CURLOPT_HTTPHEADER, array('Expect:'));

	curl_setopt($ch, CURLOPT_HEADER, FALSE);

	curl_setopt($ch, CURLOPT_VERBOSE, 0);

	curl_setopt($ch, CURLOPT_TIMEOUT, 10);

	curl_setopt($ch, CURLOPT_USERAGENT, 'kwestion');

	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);



	$response = curl_exec($ch);

	$response_info=curl_getinfo($ch);

	curl_close($ch);



	//echo $response;

	if(intval( $response_info['http_code'])==200){



		$json = json_decode($response);

		if(!($json===false)){

			return $json;

		}

		else{

			return false;

		}

	}

	else{

		return false;

	}

}





function oAuthRequest($url, $method, $parameters , $multi = false) {

	require_once 'OAuth.php';



	if (preg_match_all('#[?&]([^=]+)=([^&]+)#', $url, $matches, PREG_SET_ORDER)) {

		foreach ($matches as $match){$args[$match[1]] = $match[2];}

			$url = substr($url, 0, strpos($url, '?'));

	}



	$sig_method = new OAuthSignatureMethod_HMAC_SHA1();

	$consumer = new OAuthConsumer(OAUTH_CONSUMER_KEY, OAUTH_CONSUMER_SECRET);

	$token = NULL;



	if (($oauth_token = $_GET['oauth_token']) && $_SESSION['oauth_request_token_secret']) {

		$oauth_token_secret = $_SESSION['oauth_request_token_secret'];

	} else {

		list($oauth_token, $oauth_token_secret) = explode('|', $_COOKIE['up']);

	}



	if ($oauth_token && $oauth_token_secret) {

		$token = new OAuthConsumer($oauth_token, $oauth_token_secret);

	}



	$request = OAuthRequest::from_consumer_and_token($consumer, $token, $method, $url, $parameters);

	$request->sign_request($sig_method, $consumer, $token);



	$extheader = null;

	if($multi){

		$extheader = $request->to_header();

	}

	switch ($method) {

	case 'GET':

		return http($request->to_url(), 'GET');

	default:

		return http($request->get_normalized_http_url(), $method, $request->to_postdata($multi) , $multi, $extheader );

	}

}



function http($url, $method, $postfields = NULL , $multi = false, $extheader = false) {

	$http_info = array();

	$ci = curl_init();

	curl_setopt($ci, CURLOPT_RETURNTRANSFER, TRUE);

	curl_setopt($ci, CURLOPT_SSL_VERIFYPEER, 0);

	curl_setopt($ci, CURLOPT_HEADER, FALSE);

	curl_setopt($ci, CURLOPT_VERBOSE, 0);

	curl_setopt($ci, CURLOPT_TIMEOUT, 10);

	curl_setopt($ci, CURLOPT_USERAGENT, 'kwestion');



	switch ($method) {

	case 'POST':

		curl_setopt($ci, CURLOPT_POST, TRUE);

		if (!empty($postfields)) {

			curl_setopt($ci, CURLOPT_POSTFIELDS, $postfields);

		}

		break;

	case 'DELETE':

		curl_setopt($ci, CURLOPT_CUSTOMREQUEST, 'DELETE');

		if (!empty($postfields)) {

			$url = "{$url}?{$postfields}";

		}

	}



	$header_array2=array('Expect: ');

	if( $multi )

		$header_array2 = array($extheader, "Content-Type: multipart/form-data; boundary=" . OAuthUtil::$boundary, "Expect: ");



	curl_setopt($ci, CURLOPT_URL, $url );

	curl_setopt($ci, CURLOPT_HTTPHEADER, $header_array2 );



	$response = curl_exec($ci);

	$http_code = curl_getinfo($ci, CURLINFO_HTTP_CODE);

	curl_close ($ci);

	return $response;

}





function preg_match_one($pattern, $subject, $flags = NULL) {

	preg_match($pattern, $subject, $matches, $flags);

	return trim($matches[1]);

}



function parse_thread($html){

	$output = array();

	$html_tweets = explode('</li>', $html);

	foreach ($html_tweets as $tweet) {

		$id = preg_match_one('#msgtxt(\d*)#', $tweet);

		if (!$id) continue;

		$output[] = (object) array(

			'id' => $id,

			'text' => strip_tags(preg_match_one('#</a>: (.*)</span>#', $tweet)),

			'source' => preg_match_one('#>from (.*)</span>#', $tweet),

			'from' => (object) array(

				'id' => preg_match_one('#profile_images/(\d*)#', $tweet),

				'screen_name' => preg_match_one('#twitter.com/([^"]+)#', $tweet),

				'profile_image_url' => preg_match_one('#src="([^"]*)"#' , $tweet),

			),

			'to' => (object) array(

				'screen_name' => preg_match_one('#@([^<]+)#', $tweet),

			),

			'created_at' => str_replace('about', '', preg_match_one('#info">\s(.*)#', $tweet)),

		);

	}

	return $output;

}





function processstatuses($statuses){

	$newstatuses = array();

	//var_dump($statuses);

	if(!is_array($statuses))

		return array();

	foreach($statuses as $t){

		$newstatuses[] = processstatus($t);

	}

	return $newstatuses;

}



function processstatus($status){

	$text = $status->text;

	if(UNSHORTEN_URL){

		$text = unshorturl($text);

	}

	$text = twitter_parse_tags($text);

	$status->processedtext = $text; 

	return $status;

}



function twitter_parse_tags($input){

	$out = preg_replace('#(\w+?://[\w\#$%&~/.\-;:=,?\[\]+]*)(?<![.,])#', '<a href="$1" target="_blank">$1</a>', $input);

	$out = twitter_photo_replace($out);

	return $out;

}



function twitter_photo_replace($text) {

	$images = array();

	$tmp = strip_tags($text);



	$services = array(

		'#youtube\.com\/watch\?v=([_-\d\w]+)#i'   => 'http://i.ytimg.com/vi/%s/1.jpg',

		'#youtu\.be\/([_-\d\w]+)#i'               => 'http://i.ytimg.com/vi/%s/1.jpg',

		'#qik\.ly\/([_-\d\w]+)#i'                 => 'http://qik.ly/%s.jpg',

		'#twitpic\.com\/([\d\w]+)#i'              => 'http://twitpic.com/show/thumb/%s',

		'#twitgoo\.com\/([\d\w]+)#i'              => 'http://twitgoo.com/show/thumb/%s',

		'#hellotxt\.com\/i\/([\d\w]+)#i'          => 'http://hellotxt.com/image/%s.s.jpg',

		'#ts1\.in\/(\d+)#i'                       => 'http://ts1.in/mini/%s',

		'#moby\.to\/\?([\w\d]+)#i'                => 'http://moby.to/%s:square',

		'#mobypicture\.com\/\?([\w\d]+)#i'        => 'http://mobypicture.com/?%s:square',

		'#twic\.li\/([\w\d]{2,7})#'               => 'http://twic.li/api/photo.jpg?id=%s&size=small',

		'#tweetphoto\.com\/(\d+)#'                => 'http://api.plixi.com/api/tpapi.svc/imagefromurl?url=http://tweetphoto.com/%s',

		'#plixi\.com\/p\/(\d+)#'                  => 'http://api.plixi.com/api/tpapi.svc/imagefromurl?url=http://plixi.com/p/%s&size=small',

		'#phz\.in\/([\d\w]+)#'                    => 'http://api.phreadz.com/thumb/%s?t=code',

		'#imgur\.com\/([\w]{5})[\s\.ls][\.\w]*#i' => 'http://imgur.com/%ss.png',

		'#imgur\.com\/gallery\/([\w]+)#i'         => 'http://imgur.com/%ss.png',

		'#brizzly\.com\/pic\/([\w]+)#i'           => 'http://pics.brizzly.com/thumb_sm_%s.jpg',

		'#img\.ly\/([\w\d]+)#i'                   => 'http://img.ly/show/thumb/%s',

		'#picplz\.com\/.*?\/pic\/([\d\w\.]+)#'              => 'http://picplz.com/%s/thumb',

		'#picplz\.com\/([\d\w\.]+)#'              => 'http://picplz.com/%s/thumb',

		'#pk\.gd\/([\d\w]+)#i'                    => 'http://img.pikchur.com/pic_%s_s.jpg',

		'#pikchur\.com\/([\d\w]+)#i'              => 'http://img.pikchur.com/pic_%s_s.jpg',

		'#znl\.me\/([\d\w]+)#'                    => 'http://www.zannel.com/webservices/content/%s/Image-164x123-JPG.jpg',

		'#yfrog\.com\/([\d\w]+)#'                 => 'http://yfrog.com/%s:small'

	);



	// Loop through each service and show images for matching URLs

	foreach ($services as $pattern => $thumbnail_url) {

		if (preg_match_all($pattern, $tmp, $matches, PREG_PATTERN_ORDER) > 0) {

			foreach ($matches[1] as $key => $match) {

				$images[] = '<a href="http://'.$matches[0][$key].'" target="_blank"><img src="'.sprintf($thumbnail_url, $match).'" /></a>';

			}

			break;

		}

	}



	// Twitxr is handled differently because of their folder structure

	if (preg_match_all('#twitxr.com/[^ ]+/updates/([\d]+)#', $tmp, $matches, PREG_PATTERN_ORDER) > 0) {

		foreach ($matches[1] as $key => $match) {

			$thumb = 'http://twitxr.com/thumbnails/'.substr($match, -2).'/'.$match.'_th.jpg';

			$images[] = '<a href="http://'.$matches[0][$key].'" target="_blank">"<img src="'.$thumb.'" /></a>';

		}

	}



	// AudioBoo is handled differently because we link directly to an MP3, not an image

	if (preg_match_all('#boo.fm/b([\d]+)#', $tmp, $matches, PREG_PATTERN_ORDER) > 0) {

		foreach ($matches[1] as $key => $match) {

			$images[] = "<a href='http://{$matches[0][$key]}.mp3' target='_blank'>[???????]</a>";

		}

	}



	// match phz.in (short phreadz)  urls

	if (preg_match_all('#phz.in/([\d\w]+)#', $tmp, $matches, PREG_PATTERN_ORDER) > 0){

		foreach ($matches[1] as $match){

			//Images from Phreadz aren't always suitable for mobile, so we use http://tinysrc.mobi/ to convert them

			$thumb = "http://i.tinysrc.mobi/x50/http://api.phreadz.com/thumb/" . $match . "?t=code";

			$images[] = '<a href="http://phz.in/'. $match.'" target="_blank"><img src="'.$thumb.'" /></a>';

		}

	}

	if (empty($images)) return $text;

	return implode('<br />', $images).'<br />'.$text;

}



function unshorturl($text){

	$urlregs = array();

	$urlregs[] ='/t\.co\/([a-z0-9]*)/i';

	$urlregs[] ='/tinyurl\.com\/([a-z0-9]{5}[a-z0-9]*)/i';

	$urlregs[] ='/bit\.ly\/([a-z0-9]{5}[a-z0-9]*)/i';

	$urlregs[] ='/twurl\.nl\/([a-z0-9]{5}[a-z0-9]*)/i';

	$urlregs[] ='/j\.mp\/([a-z0-9]{5}[a-z0-9]*)/i';

	$urlregs[] ='/retwt\.me\/([a-z0-9]{5}[a-z0-9]*)/i';

	$urlregs[] ='/ff\.im\/-([a-z0-9]{5}[a-z0-9]*)/i';

	$urlregs[] ='/tr\.im\/([a-z0-9]{5}[a-z0-9]*)/i';

	$urlregs[] ='/htxt\.it\/([a-z0-9]{4}[a-z0-9]*)/i';

	$urlregs[] ='/aa\.cx\/([a-z0-9]*)/i';

	$urlregs[] ='/2\.ly\/([a-z0-9]*)/i';

	//$text .='!!!';

	foreach($urlregs as $urlreg) {

		if(preg_match($urlreg,$text,$match)){

			$request = 'http://api.unshort.me/?r='.urlencode('http://' . $match[0]);

			$tmpstr = processcurl($request);

			$url = substr($tmpstr,13+strpos($tmpstr,"<resolvedURL>"),strpos($tmpstr,"</resolvedURL>") - 13 - strpos($tmpstr,"<resolvedURL>"));

			$text = str_replace('http://'.$match[0], $url, $text);

		}

	}

	return $text;

}



function utf8_substr($str,$start){ 

	preg_match_all("/[x01-x7f]|[xc2-xdf][x80-xbf]|xe0[xa0-xbf][x80-xbf]|[xe1-xef][x80-xbf][x80-xbf]|xf0[x90-xbf][x80-xbf][x80-xbf]|[xf1-xf7][x80-xbf][x80-xbf][x80-xbf]/", $str, $ar);

	var_dump($ar);

	if(func_num_args() >= 3) { 

		$end = func_get_arg(2); 

		return join("",array_slice($ar[0],$start,$end)); 

	} else { 

		return join("",array_slice($ar[0],$start)); 

	}



}



function utf8_strlen($str){

	preg_match_all("/[x01-x7f]|[xc2-xdf][x80-xbf]|xe0[xa0-xbf][x80-xbf]|[xe1-xef][x80-xbf][x80-xbf]|xf0[x90-xbf][x80-xbf][x80-xbf]|[xf1-xf7][x80-xbf][x80-xbf][x80-xbf]/", $str, $ar);

	var_dump($ar);



	return count($ar[0]);

}



function processcurl($url,$postargs=false){

	$ch = curl_init($url);

	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

	curl_setopt($ch, CURLOPT_VERBOSE, 1);

	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);

	$response = curl_exec($ch);

	$responseInfo=curl_getinfo($ch);

	curl_close($ch);

	if( intval( $responseInfo['http_code'] ) == 200 )

		return $response;    

	else

		return false;

}



function getU(){

	if(isset($_COOKIE['un']))

		return trim($_COOKIE['un']);

	return '';

}



function getP(){

	if(isset($_COOKIE['up']))

		return trim($_COOKIE['up']);

	return '';

}



function isLogin(){

	if(isset($_COOKIE['l'])){

		return $_COOKIE['l'] == 'OK';

	}

	return false;

}



function compress($content){ 

	if( !headers_sent() && extension_loaded("zlib") && strstr($_SERVER["HTTP_ACCEPT_ENCODING"],"gzip")){

		$content = gzencode($content." \n",1);

		header("Content-Encoding: gzip"); 

		header("Vary: Accept-Encoding");

		header("Content-Length: ".strlen($content));

	}

	return $content;

}



?>