我的作业是使用OAuth,php,curl来获取twitter twittes关键字“SteveJob”的位置信息。php curl search API OAuth
我使用twitter的API和像这样的URL "https://api.twitter.com/1/geo/search.json?query=SteveJob"
。我从网上下载一些代码,如下修改:
function buildBaseString($baseURI, $method, $params)
{
$r = array();
ksort($params);
foreach($params as $key=>$value){
$r[] = "$key=" . rawurlencode($value);
}
return $method."&" . rawurlencode($baseURI) . '&' . rawurlencode(implode('&', $r));
}
function buildAuthorizationHeader($oauth)
{
$r = 'Authorization: OAuth ';
$values = array();
foreach($oauth as $key=>$value)
$values[] = "$key=\"" . rawurlencode($value) . "\"";
$r .= implode(', ', $values);
return $r;
}
//$url = "http://api.twitter.com/1/account/totals.json";
$url= "https://api.twitter.com/1/geo/search.json?query=EN0745?&callback=?";
$oauth_access_token = $_SESSION['oauth_token'];
$oauth_access_token_secret = $_SESSION['oauth_secret'];
$consumer_key = **My consumer key**;
$consumer_secret = **My consumer secret**;
$oauth = array('oauth_consumer_key' => $consumer_key,
'oauth_nonce' => time(),
'oauth_signature_method' => 'HMAC-SHA1',
'oauth_token' => $oauth_access_token,
'oauth_timestamp' => time(),
'oauth_version' => '1.0');
$base_info = buildBaseString($url, 'GET', $oauth);
$composite_key = rawurlencode($consumer_secret) . '&' . rawurlencode($oauth_access_token_secret);
$oauth_signature = base64_encode(hash_hmac('sha1', $base_info, $composite_key, true));
$oauth['oauth_signature'] = $oauth_signature;
$header = array(buildAuthorizationHeader($oauth), 'Expect:');
$options = array(CURLOPT_HTTPHEADER => $header,
CURLOPT_HEADER => false,
CURLOPT_URL => $url,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_SSL_VERIFYPEER => false);
$feed = curl_init();
curl_setopt_array($feed, $options);
$json = curl_exec($feed);
//echo $oauth_signature;
echo $json;
curl_close($feed);
结果我得到的只有简单:
{
"result": {
"places": []
},
"query": {
"type": "search",
"params": {
"granularity": "neighborhood",
"query": "SteveJob?",
"trim_place": false,
"accuracy": 0,
"autocomplete": false
},
"url": "http://api.twitter.com/1/geo/search.json?granularity=neighborhood&query=SteveJob%3F&accuracy=0&trim_place=false&autocomplete=false"
}
}
我该怎么办我的功课?谢谢您的帮助。
我要告诉我究竟功课: 添加一个Twitter搜索1功能的网站。搜索应每20秒自动更新一次,并搜索最近提到的散列标签'#EN0700'。推文应显示在包含日期和作者在Twitter上的用户名,推文位置数据(推文是粗花呢的地方)的列表中。我尝试在dev.twitter.com/docs/api/1/get/geo/search示例中使用https://api.twitter.com/1/geo/search.json?query=Twitter%20HQ,但它不显示位置结果。我的网址是否正确。另一件事是,如果我使用api.twitter.com/1/users/search.json?q=Twitter%20API,我收到“{”错误“:”无法验证你“,”请求“:” /1/users/search.json?q=EN0745“}”“虽然我已经在oAUTH中注册了我的申请。感谢您的帮助