130 lines
9.0 KiB
PHP
130 lines
9.0 KiB
PHP
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<?php
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/* -----------------------------------------------------------------------
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Plugin Name: MyThemeShop Latest Tweets Widget
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Description: A widget for showing latest tweets in sidebar
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Version: 2.0
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------------------------------------------------------------------------*/
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class mts_widget_recent_tweets extends WP_Widget {
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public function __construct() {
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parent::__construct(
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'mts_widget_recent_tweets', // Base ID
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'MyThemeShop: Latest Tweets', // Name
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array( 'description' => __( 'A widget for showing latest tweets in sidebar', 'mythemeshop' ), ) // Args
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);
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}
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public function widget($args, $instance) {
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extract($args);
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if(!empty($instance['title'])){ $title = apply_filters( 'widget_title', $instance['title'] ); }
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echo $before_widget;
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if ( ! empty( $title ) ){ echo $before_title . $title . $after_title; }
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//check settings and die if not set
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if(empty($instance['consumerkey']) || empty($instance['consumersecret']) || empty($instance['accesstoken']) || empty($instance['accesstokensecret']) || empty($instance['cachetime']) || empty($instance['username'])){
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echo '<strong>Please fill all widget settings!</strong>' . $after_widget; return; }
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//check if cache needs update
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$mts_twitter_plugin_last_cache_time = get_option('mts_twitter_plugin_last_cache_time');
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$diff = time() - $mts_twitter_plugin_last_cache_time;
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$crt = $instance['cachetime'] * 3600;
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// yes, it needs update
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//require_once('twitteroauth.php');
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if($diff >= $crt || empty($mts_twitter_plugin_last_cache_time)){
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if(!require_once('twitteroauth.php')){ echo '<strong>Couldn\'t find twitteroauth.php!</strong>' . $after_widget; return; }
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function getConnectionWithAccessToken($cons_key, $cons_secret, $oauth_token, $oauth_token_secret) {
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$connection = new TwitterOAuth($cons_key, $cons_secret, $oauth_token, $oauth_token_secret);
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return $connection;
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}
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$connection = getConnectionWithAccessToken($instance['consumerkey'], $instance['consumersecret'], $instance['accesstoken'], $instance['accesstokensecret']);
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$tweets = $connection->get("https://api.twitter.com/1.1/statuses/user_timeline.json?screen_name=".$instance['username']."&count=10") or die('Couldn\'t retrieve tweets! Wrong username?');
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if(!empty($tweets->errors)){
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if($tweets->errors[0]->message == 'Invalid or expired token'){
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echo '<strong>'.$tweets->errors[0]->message.'!</strong><br />You\'ll need to regenerate it <a href="https://dev.twitter.com/apps" target="_blank">here</a>!' . $after_widget;
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}else{ echo '<strong>'.$tweets->errors[0]->message.'</strong>' . $after_widget; }
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return;
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}
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for($i = 0;$i <= count($tweets); $i++){
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if(!empty($tweets[$i])){
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$tweets_array[$i]['created_at'] = $tweets[$i]->created_at;
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$tweets_array[$i]['text'] = $tweets[$i]->text;
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$tweets_array[$i]['status_id'] = $tweets[$i]->id_str;
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}
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}
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//save tweets to wp option
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update_option('mts_twitter_plugin_tweets',serialize($tweets_array));
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update_option('mts_twitter_plugin_last_cache_time',time());
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echo '<!-- twitter cache has been updated! -->';
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}
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//convert links to clickable format
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function convert_links($status,$targetBlank=true,$linkMaxLen=250){
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$target=$targetBlank ? " target=\"_blank\" " : ""; // the target
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$status = preg_replace("/((http:\/\/|https:\/\/)[^ )]+)/e", "'<a href=\"$1\" title=\"$1\" $target >'. ((strlen('$1')>=$linkMaxLen ? substr('$1',0,$linkMaxLen).'...':'$1')).'</a>'", $status); // convert link to url
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$status = preg_replace("/(@([_a-z0-9\-]+))/i","<a href=\"http://twitter.com/$2\" title=\"Follow $2\" $target >$1</a>",$status); // convert @ to follow
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$status = preg_replace("/(#([_a-z0-9\-]+))/i","<a href=\"https://twitter.com/search?q=$2\" title=\"Search $1\" $target >$1</a>",$status); // convert # to search
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return $status; // return the status
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}
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//convert dates to readable format
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function relative_time($a) {
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$b = strtotime("now"); //get current timestampt
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$c = strtotime($a); //get timestamp when tweet created
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$d = $b - $c; //get difference
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$minute = 60; //calculate different time values
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$hour = $minute * 60;
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$day = $hour * 24;
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$week = $day * 7;
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if(is_numeric($d) && $d > 0) {
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if($d < 3) return "right now"; //if less then 3 seconds
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if($d < $minute) return floor($d) . " seconds ago"; //if less then minute
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if($d < $minute * 2) return "about 1 minute ago"; //if less then 2 minutes
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if($d < $hour) return floor($d / $minute) . " minutes ago"; //if less then hour
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if($d < $hour * 2) return "about 1 hour ago"; //if less then 2 hours
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if($d < $day) return floor($d / $hour) . " hours ago"; //if less then day
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if($d > $day && $d < $day * 2) return "yesterday"; //if more then day, but less then 2 days
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if($d < $day * 365) return floor($d / $day) . " days ago"; //if less then year
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return "over a year ago"; //else return more than a year
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}
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}
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$mts_twitter_plugin_tweets = maybe_unserialize(get_option('mts_twitter_plugin_tweets'));
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if(!empty($mts_twitter_plugin_tweets)){
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print '<div class="mts_recent_tweets tweets"><ul>';
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$fctr = '1';
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foreach($mts_twitter_plugin_tweets as $tweet){
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print '<li><span>'.convert_links($tweet['text']).'</span><br /><a class="twitter_time" target="_blank" href="http://twitter.com/'.$instance['username'].'/statuses/'.$tweet['status_id'].'">'.relative_time($tweet['created_at']).'</a></li>';
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if($fctr == $instance['tweetstoshow']){ break; }
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$fctr++;
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}
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print '</ul></div>';
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}
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echo $after_widget;
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}
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//save widget settings
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public function update($new_instance, $old_instance) {
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$instance = array();
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$instance['title'] = strip_tags( $new_instance['title'] );
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$instance['consumerkey'] = strip_tags( $new_instance['consumerkey'] );
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$instance['consumersecret'] = strip_tags( $new_instance['consumersecret'] );
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$instance['accesstoken'] = strip_tags( $new_instance['accesstoken'] );
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$instance['accesstokensecret'] = strip_tags( $new_instance['accesstokensecret'] );
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$instance['cachetime'] = strip_tags( $new_instance['cachetime'] );
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$instance['username'] = strip_tags( $new_instance['username'] );
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$instance['tweetstoshow'] = strip_tags( $new_instance['tweetstoshow'] );
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if($old_instance['username'] != $new_instance['username']){ delete_option('mts_twitter_plugin_last_cache_time'); }
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return $instance;
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}
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//widget settings form
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public function form($instance){
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$defaults = array( 'title' => '', 'consumerkey' => '', 'consumersecret' => '', 'accesstoken' => '', 'accesstokensecret' => '', 'cachetime' => '', 'username' => '', 'tweetstoshow' => '' );
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$instance = wp_parse_args( (array) $instance, $defaults );
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echo '<p><label>Title:</label><input type="text" name="'.$this->get_field_name( 'title' ).'" id="'.$this->get_field_id( 'title' ).'" value="'.esc_attr($instance['title']).'" class="widefat" /></p><p><label>'.__('Consumer Key','mythemeshop').':</label><input type="text" name="'.$this->get_field_name( 'consumerkey' ).'" id="'.$this->get_field_id( 'consumerkey' ).'" value="'.esc_attr($instance['consumerkey']).'" class="widefat" /></p><p><label>'.__('Consumer Secret','mythemeshop').':</label><input type="text" name="'.$this->get_field_name( 'consumersecret' ).'" id="'.$this->get_field_id( 'consumersecret' ).'" value="'.esc_attr($instance['consumersecret']).'" class="widefat" /></p><p><label>'.__('Access Token','mythemeshop').':</label><input type="text" name="'.$this->get_field_name( 'accesstoken' ).'" id="'.$this->get_field_id( 'accesstoken' ).'" value="'.esc_attr($instance['accesstoken']).'" class="widefat" /></p>
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<p><label>'.__('Access Token Secret','mythemeshop').':</label><input type="text" name="'.$this->get_field_name( 'accesstokensecret' ).'" id="'.$this->get_field_id( 'accesstokensecret' ).'" value="'.esc_attr($instance['accesstokensecret']).'" class="widefat" /></p><p><label>'.__('Cache Tweets in every','mythemeshop').':</label><input type="text" name="'.$this->get_field_name( 'cachetime' ).'" id="'.$this->get_field_id( 'cachetime' ).'" value="'.esc_attr($instance['cachetime']).'" class="small-text" /> hours</p><p><label>'.__('Twitter Username','mythemeshop').'</label>
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<input type="text" name="'.$this->get_field_name( 'username' ).'" id="'.$this->get_field_id( 'username' ).'" value="'.esc_attr($instance['username']).'" class="widefat" /></p><p><label>'.__('Number of tweets (max 20)','mythemeshop').'</label><select type="text" name="'.$this->get_field_name( 'tweetstoshow' ).'" id="'.$this->get_field_id( 'tweetstoshow' ).'">';
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for($i = 1; $i <= 20; $i++){ echo '<option value="'.$i.'"'; if($instance['tweetstoshow'] == $i){ echo ' selected="selected"'; } echo '>'.$i.'</option>'; }
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echo '</select></p><p>Visit <a href="https://dev.twitter.com/apps/" target="_blank">this link</a> in a new tab, sign in with your account, click on Create a new application and create your own keys in case you don\'t have already</p>'; }
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}
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// register widget
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function register_mts_twitter_widget(){
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register_widget('mts_widget_recent_tweets');
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}
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add_action('widgets_init', 'register_mts_twitter_widget', 1);
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?>
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