[英]PHP: Posting a tweet on submitting a form
我有一個模板,其中包含供用戶填寫的表單。 用戶使用其Twitter帳戶成功登錄后,用戶將被重定向到包含表單的模板。 現在,我正在嘗試實現一項功能,即在用戶提交表單后,在用戶的Twitter時間軸上發布一條推文。
我正在使用亞伯拉罕的twitteroauth
來實現Twitter OAuth,並代表用戶發布推文。
我還使用save_post
掛鈎來觸發一個函數,該函數將在提交表單后立即在用戶的Twitter帳戶上發布推文。
碼:
<pre>
<?php
/*
*Template Name: Callback
*/
?>
<?php
session_start();
require "twitteroauth/autoload.php";
use Abraham\TwitterOAuth\TwitterOAuth;
define('CONSUMER_KEY', "XXXXXXXXXXX");
define('CONSUMER_SECRET', "XXXXXXXXXXX");
define('OAUTH_CALLBACK', "http://localhost/wordpress/index.php/callback/");
$request_token = [];
$request_token['oauth_token'] = $_SESSION['oauth_token'];
$request_token['oauth_token_secret'] = $_SESSION['oauth_token_secret'];
if (isset($_REQUEST['oauth_token']) && $request_token['oauth_token'] !== $_REQUEST['oauth_token'])
{
echo "Opps! Something went wrong!";
}
else
{
$connection = new TwitterOAuth(CONSUMER_KEY, CONSUMER_SECRET, $request_token['oauth_token'], $request_token['oauth_token_secret']);
$access_token = $connection->oauth("oauth/access_token", array("oauth_verifier" => $_REQUEST['oauth_verifier']));
//print_r($access_token);
$_SESSION['access_token'] = $access_token;
$access_token = $_SESSION['access_token'];
//print_r($_REQUEST['oauth_verifier']);
$connection = new TwitterOAuth(CONSUMER_KEY, CONSUMER_SECRET, $access_token['oauth_token'], $access_token['oauth_token_secret']);
$handle = $access_token['screen_name'];
$o_token = $access_token['oauth_token'];
$o_token_secret = $access_token['oauth_token_secret'];
$user_id = $access_token['user_id'];
$o_verifier = $_REQUEST['oauth_verifier'];
function cron_tweet()
{
$connection = new TwitterOAuth(CONSUMER_KEY, CONSUMER_SECRET, $o_token, $o_token_secret);
$response = $connection->post("statuses/update", array('status' => 'Versionuyyu 1.0'));
}
add_action('save_post', cron_tweet);
}
?>
<script>
var count = 0
function addNewMessage(count)
{
if(count > 5)
{
window.alert("NO MORE THAN 5!");
}
else
{
var celeb = document.createElement("input");
celeb.type = "text";
celeb.name = "tweet" + count;
celeb.placeholder = "Tweet" + " " + count;
celebrity.appendChild(celeb);
var date = document.createElement("input");
date.type = "datetime-local";
date.name = "date" + count;
date.placeholder = "message-date" + " " + count;
celebrity.appendChild(date);
celebrity.appendChild(document.createElement("br"));
celebrity.appendChild(document.createElement("br"));
}
}
function postResults()
{
<?php
$post_information = array(
'post_title' => 'New Tweet Schedule',
'post_content' => 'Mandatory content',
'post_status' => 'publish',
'post_type' => 'schedule_tweet',
);
$post_id = wp_insert_post( $post_information );
add_post_meta($post_id, 'twitter_handle', $handle, true);
add_post_meta($post_id, 'oauth_token', $o_token, true);
add_post_meta($post_id, 'oauth_token_secret', $o_token_secret, true);
add_post_meta($post_id, 'user_id', $user_id, true);
add_post_meta($post_id, 'tweet_1', $_POST['tweet1'], true);
add_post_meta($post_id, 'tweet_2', $_POST['tweet2'], true);
add_post_meta($post_id, 'tweet_3', $_POST['tweet3'], true);
add_post_meta($post_id, 'tweet_4', $_POST['tweet4'], true);
add_post_meta($post_id, 'tweet_5', $_POST['tweet5'], true);
add_post_meta($post_id, 'date_1', $_POST['date1'], true);
add_post_meta($post_id, 'date_2', $_POST['date2'], true);
add_post_meta($post_id, 'date_3', $_POST['date3'], true);
add_post_meta($post_id, 'date_4', $_POST['date4'], true);
add_post_meta($post_id, 'date_5', $_POST['date5'], true);
?>
}
</script>
<form method = "POST">
<fieldset>
<a style = "color:red" onclick = "addNewMessage(++count)">Schedule a tweet</a>
<div id = "celebrity"/>
</fieldset>
<br>
<fieldset>
<input type="hidden" name="submitted" id="submitted" value="true" />
<?php wp_nonce_field( 'post_nonce', 'post_nonce_field' ); ?>
<button type="submit" onclick = "postResults()"><?php _e('Add Campaign', 'framework') ?></button>
</fieldset>
</form>
如上所示,我定義了以下鈎子,以在用戶單擊“ Submit
按鈕后立即觸發函數cron_tweet
:
function cron_tweet()
{
$connection = new TwitterOAuth(CONSUMER_KEY, CONSUMER_SECRET, $o_token, $o_token_secret);
$response = $connection->post("statuses/update", array('status' => 'Versionuyyu 1.0'));
}
add_action('save_post', cron_tweet);
cron_tweet
函數基本上嘗試cron_tweet
文發布到用戶的Twitter帳戶上。
但是,以上代碼似乎無法按預期工作。 用戶提交表單后,該用戶的Twitter帳戶上不會發布任何推文。
我的代碼似乎有什么問題? 我想念什么嗎?
看到任何錯誤嗎? 我看到的最可能的問題是,在cron_tweet
的范圍內看不到$o_token
和$o_token_secret
cron_tweet
。
一種解決方案是將這些詳細信息保存到會話變量中:
$handle = $access_token['screen_name'];
$_SESSION['o_token'] = $access_token['oauth_token'];
$_SESSION['o_token_secret'] = $access_token['oauth_token_secret'];
$user_id = $access_token['user_id'];
$o_verifier = $_REQUEST['oauth_verifier'];
function cron_tweet()
{
$connection = new TwitterOAuth(CONSUMER_KEY, CONSUMER_SECRET, $_SESSION['o_token'], $_SESSION['o_token_secret']);
$response = $connection->post("statuses/update", array('status' => 'Versionuyyu 1.0'));
}
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