From 535373068b817c9da37de5ac5b27338b204f559b Mon Sep 17 00:00:00 2001
From: Kai Hendry <hendry@webconverger.com>
Date: Sun, 14 Jul 2013 20:15:52 +0800
Subject: [PATCH] Doing a merge

---
 Oauth.php | 136 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 Oauth.php

diff --git a/Oauth.php b/Oauth.php
new file mode 100644
index 0000000..bca7ffc
--- /dev/null
+++ b/Oauth.php
@@ -0,0 +1,136 @@
+#!/usr/bin/env php
+<?php
+
+if (empty($argv[1])) { exit(1); }
+$urlargs = $argv[1];
+
+
+/**
+* 	Oauth.php
+*
+*	Created by Jon Hurlock on 2013-03-20.
+* 	
+*	Jon Hurlock's Twitter Application-only Authentication App by Jon Hurlock (@jonhurlock)
+*	is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
+*	Permissions beyond the scope of this license may be available at http://www.jonhurlock.com/.
+*/
+
+
+/*
+*	Get the Bearer Token, this is an implementation of steps 1&2
+*	from https://dev.twitter.com/docs/auth/application-only-auth
+*/
+function get_bearer_token(){
+	require("secret.php");
+	echo $consumer_key;
+	// Step 1
+	// step 1.1 - url encode the consumer_key and consumer_secret in accordance with RFC 1738
+	$encoded_consumer_key = urlencode($consumer_key);
+	$encoded_consumer_secret = urlencode($consumer_secret);
+	// step 1.2 - concatinate encoded consumer, a colon character and the encoded consumer secret
+	$bearer_token = $encoded_consumer_key.':'.$encoded_consumer_secret;
+	// step 1.3 - base64-encode bearer token
+	$base64_encoded_bearer_token = base64_encode($bearer_token);
+	// step 2
+	$url = "https://api.twitter.com/oauth2/token"; // url to send data to for authentication
+	$headers = array( 
+		"POST /oauth2/token HTTP/1.1", 
+		"Host: api.twitter.com", 
+		"User-Agent: jonhurlock Twitter Application-only OAuth App v.1",
+		"Authorization: Basic ".$base64_encoded_bearer_token."",
+		"Content-Type: application/x-www-form-urlencoded;charset=UTF-8", 
+		"Content-Length: 29"
+	); 
+
+	$ch = curl_init();  // setup a curl
+	curl_setopt($ch, CURLOPT_URL,$url);  // set url to send to
+	curl_setopt($ch, CURLOPT_HTTPHEADER, $headers); // set custom headers
+	curl_setopt($ch, CURLOPT_POST, 1); // send as post
+	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); // return output
+	curl_setopt($ch, CURLOPT_POSTFIELDS, "grant_type=client_credentials"); // post body/fields to be sent
+	$header = curl_setopt($ch, CURLOPT_HEADER, 1); // send custom headers
+	$httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+	$retrievedhtml = curl_exec ($ch); // execute the curl
+	curl_close($ch); // close the curl
+	$output = explode("\n", $retrievedhtml);
+	$bearer_token = '';
+	foreach($output as $line)
+	{
+		if($line === false)
+		{
+			// there was no bearer token
+		}else{
+			$bearer_token = $line;
+		}
+	}
+	$bearer_token = json_decode($bearer_token);
+	return $bearer_token->{'access_token'};
+}
+
+/**
+* Invalidates the Bearer Token
+* Should the bearer token become compromised or need to be invalidated for any reason,
+* call this method/function.
+*/
+function invalidate_bearer_token($bearer_token){
+	$encoded_consumer_key = urlencode(CONSUMER_KEY);
+	$encoded_consumer_secret = urlencode(CONSUMER_SECRET);
+	$consumer_token = $encoded_consumer_key.':'.$encoded_consumer_secret;
+	$base64_encoded_consumer_token = base64_encode($consumer_token);
+	// step 2
+	$url = "https://api.twitter.com/oauth2/invalidate_token"; // url to send data to for authentication
+	$headers = array( 
+		"POST /oauth2/invalidate_token HTTP/1.1", 
+		"Host: api.twitter.com", 
+		"User-Agent: jonhurlock Twitter Application-only OAuth App v.1",
+		"Authorization: Basic ".$base64_encoded_consumer_token."",
+		"Accept: */*", 
+		"Content-Type: application/x-www-form-urlencoded", 
+		"Content-Length: ".(strlen($bearer_token)+13).""
+	); 
+    
+	$ch = curl_init();  // setup a curl
+	curl_setopt($ch, CURLOPT_URL,$url);  // set url to send to
+	curl_setopt($ch, CURLOPT_HTTPHEADER, $headers); // set custom headers
+	curl_setopt($ch, CURLOPT_POST, 1); // send as post
+	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); // return output
+	curl_setopt($ch, CURLOPT_POSTFIELDS, "access_token=".$bearer_token.""); // post body/fields to be sent
+	$header = curl_setopt($ch, CURLOPT_HEADER, 1); // send custom headers
+	$httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+	$retrievedhtml = curl_exec ($ch); // execute the curl
+	curl_close($ch); // close the curl
+	return $retrievedhtml;
+}
+
+/**
+* Search
+* Basic Search of the Search API
+* Based on https://dev.twitter.com/docs/api/1.1/get/search/tweets
+*/
+function search_for_a_term($bearer_token, $query, $result_type='mixed', $count='15'){
+	$url = "https://api.twitter.com/1.1/statuses/user_timeline.json";
+	$q = urlencode(trim($query)); // query term
+	$formed_url ='?q='.$q; // fully formed url
+	if($result_type!='mixed'){$formed_url = $formed_url.'&result_type='.$result_type;} // result type - mixed(default), recent, popular
+	if($count!='15'){$formed_url = $formed_url.'&count='.$count;} // results per page - defaulted to 15
+	$formed_url = $formed_url.'&include_entities=true'; // makes sure the entities are included, note @mentions are not included see documentation
+	$headers = array( 
+		"GET /1.1/search/tweets.json".$formed_url." HTTP/1.1", 
+		"Host: api.twitter.com", 
+		"User-Agent: jonhurlock Twitter Application-only OAuth App v.1",
+		"Authorization: Bearer ".$bearer_token."",
+	);
+	$ch = curl_init();  // setup a curl
+	curl_setopt($ch, CURLOPT_URL,$url.$formed_url);  // set url to send to
+	curl_setopt($ch, CURLOPT_HTTPHEADER, $headers); // set custom headers
+	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); // return output
+	$retrievedhtml = curl_exec ($ch); // execute the curl
+	curl_close($ch); // close the curl
+	return $retrievedhtml;
+}
+
+// lets run a search.
+$bearer_token = get_bearer_token(); // get the bearer token
+print search_for_a_term($bearer_token, "test"); //  search for the work 'test'
+//invalidate_bearer_token($bearer_token); // invalidate the token
+?>