Friendika widgets.

diff --git a/addon/widgets/widgets.js b/addon/widgets/widgets.js
new file mode 100644 (file)
index 0000000..7a6cdeb
--- /dev/null
+++ b/addon/widgets/widgets.js
@@ -0,0 +1,61 @@
+/**
+ * @author Fabio Comuni
+ */
+
+var f9a_widget = {
+       entrypoint : "$entrypoint",
+       key     : "$key",
+       widgetid: "$widget_id",
+       xmlhttp : null,
+       
+       getXHRObj : function(){
+               if (window.XMLHttpRequest) {
+                       // code for IE7+, Firefox, Chrome, Opera, Safari
+                       this.xmlhttp = new XMLHttpRequest();
+               } else {
+                       // code for IE6, IE5
+                       this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
+               }
+       },
+       
+       dorequest : function(args, cb) {
+               if (args===null) args = new Array();
+               args['k']=this.key;
+               args['s']=window.location;
+               var urlencodedargs = new Array();
+               for(k in args){ urlencodedargs.push( encodeURIComponent(k)+"="+encodeURIComponent(args[k]) ); }
+       
+               var url = this.entrypoint + "?"+ urlencodedargs.join("&");
+
+               this.xmlhttp.open("GET", url  ,true);
+               this.xmlhttp.send();
+               this.xmlhttp.onreadystatechange=function(){
+                 if (this.readyState==4){
+                       if (this.status==200) {
+                       cb(this.responseText);
+                       } else {
+                               document.getElementById(f9a_widget.widgetid).innerHTML="Error loading widget.";
+                       }
+                 }
+               } 
+
+       },
+       
+       requestcb: function(responseText) {
+               document.getElementById(f9a_widget.widgetid).innerHTML=responseText;
+       },
+       
+       load : function (){
+               this.getXHRObj();
+               this.dorequest(null, this.requestcb);
+       }
+
+};
+
+(function() {
+       f9a_widget.load();      
+})();
+
+document.writeln("<div id='$widget_id' class='f9k_widget'>");
+document.writeln("<img id='$widget_id_ld' src='$loader'>");
+document.writeln("</div>");

diff --git a/addon/widgets/widgets.php b/addon/widgets/widgets.php
new file mode 100644 (file)
index 0000000..9856775
--- /dev/null
+++ b/addon/widgets/widgets.php
@@ -0,0 +1,169 @@
+<?php
+       /**
+        * widgets from friendika
+        * 
+        * allow to embed info from friendika into another site
+        */
+        
+        
+function widgets_install() {
+       //  we need some hooks, for the configuration and for sending tweets
+       register_hook('plugin_settings', 'addon/widgets/widgets.php', 'widgets_settings'); 
+       register_hook('plugin_settings_post', 'addon/widgets/widgets.php', 'widgets_settings_post');
+
+       logger("installed widgets");
+}
+
+function widgets_settings_post(){
+       
+       if (isset($_POST['widgets-submit'])){
+               set_pconfig(local_user(), 'widgets', 'site', $_POST['widgets-site']);
+               set_pconfig(local_user(), 'widgets', 'key', $_POST['widgets-key']);
+       }
+}
+
+function widgets_settings(&$a,&$o) {
+    if(! local_user())
+               return;         
+       
+       $key    = get_pconfig(local_user(), 'widgets', 'key' );
+       $site    = get_pconfig(local_user(), 'widgets', 'site' );
+
+       if ($key=='') $key = mt_rand(); 
+
+       $o .='
+       <h3 class="settings-heading">Widgets</h3>
+       <div id="settings-username-wrapper">
+               <label for="widgets-site" id="settings-username-label">'.t('Remote site: ').'</label>
+               <input type="text" value="'.$site.'" id="settings-username" name="widgets-site">
+       </div>
+       <div id="settings-username-end"></div>
+       <div id="settings-username-wrapper">
+               <label for="widgets-key" id="settings-username-label">'.t('Widgets key: ').'</label>
+               <input type="hidden" value="'.$key.'" id="settings-username" name="widgets-key">
+               <strong>'.$key.'</strong>
+       </div>
+       <div id="settings-username-end"></div>
+       
+       
+               
+       <div class="settings-submit-wrapper">
+               <input type="submit" value="'.t('Submit').'" class="settings-submit" name="widgets-submit">
+       </div>  
+       ';
+       
+       if ($key!='' and $site!='') {
+               $o.='<h4>Widgets:</h4>
+               <ul>
+                       <li><a href="'.$a->get_baseurl().'/widgets/friends/?p=1&k='.$key.'">Friend list</a></li>
+               </ul>
+               ';
+       }
+
+}
+
+function widgets_module() {
+       return;
+}
+
+function _abs_url($s){
+       $a = get_app();
+       return preg_replace("|href=(['\"])([^h][^t][^t][^p])|", "href=\$1".$a->get_baseurl()."/\$2", $s);
+}
+
+
+function widgets_content(&$a) {
+
+       if (!isset($_GET['k'])) {
+               if($a->argv[2]=="cb"){header('HTTP/1.0 400 Bad Request'); killme();}
+               return;
+       }
+
+       $r = q("SELECT * FROM pconfig WHERE uid IN (SELECT uid FROM pconfig  WHERE v='%s')AND  cat='widgets'",
+                       dbesc($_GET['k'])
+                );
+       if (!count($r)){
+               if($a->argv[2]=="cb"){header('HTTP/1.0 400 Bad Request'); killme();}
+               return;
+       }    
+       $conf = array();
+       $conf['uid'] = $r[0]['uid'];
+       foreach($r as $e) { $conf[$e['k']]=$e['v']; }
+
+       $o = "";        
+
+//     echo "<pre>"; var_dump($a->argv); die();
+       if ($a->argv[2]=="cb"){
+               switch($a->argv[1]) {
+                       case 'friends': 
+                               widget_friends_content($a, $o, $conf);
+                               break;
+               }
+               
+       } else {
+
+               
+               if (isset($_GET['p'])) {
+                       $o .= "<style>.f9k_widget { float: left;border:1px solid black; }</style>";
+                       $o .= "<h1>Preview Widget</h1>";
+                       $o .= '<a href="'.$a->get_baseurl().'/settings/addon">'. t("Plugin Settings") .'</a>';
+                       $o .= "<br style='clear:left'/><br/>";
+                       $o .= "<script>";
+               } else {
+                       header("content-type: application/x-javascript");
+               }
+       
+       
+
+       
+               $script = file_get_contents(dirname(__file__)."/widgets.js");
+               $o .= replace_macros($script, array(
+                       '$entrypoint' => $a->get_baseurl()."/widgets/".$a->argv[1]."/cb/",
+                       '$key' => $conf['key'],
+                       '$widget_id' => 'f9k_'.$a->argv[1]."_".time(),
+                       '$loader' => $a->get_baseurl()."/images/rotator.gif",
+               ));
+
+       
+               if (isset($_GET['p'])) {
+                       $o .= "</script>
+                       <br style='clear:left'/><br/>
+                       <h4>Copy and paste this code</h4>
+                       <code>"
+                       
+                       .htmlspecialchars('<script src="'.$a->get_baseurl().'/widgets/'.$a->argv[1].'?k='.$conf['key'].'"></script>')
+                       ."</code>";
+                       return $o;
+               }       
+               
+       }       
+       
+       echo $o;
+       killme();
+}
+
+
+function widget_friends_content(&$a, &$o, $conf){
+       if (!local_user()){
+               if (!isset($_GET['s']))
+                       header('HTTP/1.0 400 Bad Request');
+               
+               if (substr($_GET['s'],0,strlen($conf['site'])) !== $conf['site'])
+                       header('HTTP/1.0 400 Bad Request');
+       } 
+       $r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `user`.* FROM `profile` 
+                       LEFT JOIN `user` ON `profile`.`uid` = `user`.`uid`
+                       WHERE `user`.`uid` = %s AND `profile`.`is-default` = 1 LIMIT 1",
+                       intval($conf['uid'])
+       );
+       
+       if(!count($r)) return;
+       $a->profile = $r[0];
+
+       $o .= _abs_url(contact_block());
+       $o .= "<a href='".$a->get_baseurl().'/profile/'.$a->profile['nickname']."'>". t('Connect on Friendika!') ."</a>";
+       
+
+}
+ 
+?>