Add avatars and notice info

[quix0rs-gnu-social.git] / lib / activityobject.php

diff --git a/lib/activityobject.php b/lib/activityobject.php
index b86e6a98461591cf2073f4bf1088588f2474c9e4..0df99994545b57a27cf45466dad1af5e3b3a0971 100644 (file)
--- a/lib/activityobject.php
+++ b/lib/activityobject.php
@@ -107,10 +107,6 @@ class ActivityObject
     public $description;
     public $extra = array();
 
-    // Extra stuff, that may need to be serialized
-
-    public $extra = array();
-
     /**
      * Constructor
      *
@@ -176,10 +172,39 @@ class ActivityObject
 
     private function _fromAuthor($element)
     {
-        $this->type  = self::PERSON; // XXX: is this fair?
-        $this->title = $this->_childContent($element, self::NAME);
+        $this->type = $this->_childContent($element,
+                                           Activity::OBJECTTYPE,
+                                           Activity::SPEC);
+
+        if (empty($this->type)) {
+            $this->type = self::PERSON; // XXX: is this fair?
+        }
 
-        $this->id = $this->_childContent($element, self::URI);
+        // start with <atom:title>
+
+        $title = ActivityUtils::childHtmlContent($element, self::TITLE);
+
+        if (!empty($title)) {
+            $this->title = html_entity_decode(strip_tags($title), ENT_QUOTES, 'UTF-8');
+        }
+
+        // fall back to <atom:name>
+
+        if (empty($this->title)) {
+            $this->title = $this->_childContent($element, self::NAME);
+        }
+
+        // start with <atom:id>
+
+        $this->id = $this->_childContent($element, self::ID);
+
+        // fall back to <atom:uri>
+
+        if (empty($this->id)) {
+            $this->id = $this->_childContent($element, self::URI);
+        }
+
+        // fall further back to <atom:email>
 
         if (empty($this->id)) {
             $email = $this->_childContent($element, self::EMAIL);
@@ -188,6 +213,14 @@ class ActivityObject
                 $this->id = 'mailto:'.$email;
             }
         }
+
+        $this->link = ActivityUtils::getPermalink($element);
+
+        // fall finally back to <link rel=alternate>
+
+        if (empty($this->id) && !empty($this->link)) { // fallback if there's no ID
+            $this->id = $this->link;
+        }
     }
 
     private function _fromAtomEntry($element)
@@ -386,7 +419,7 @@ class ActivityObject
     static function fromNotice(Notice $notice)
     {
         $object = new ActivityObject();
-               
+
                if (Event::handle('StartActivityObjectFromNotice', array($notice, &$object))) {
 
                        $object->type    = ActivityObject::NOTE;
@@ -493,7 +526,7 @@ class ActivityObject
 
         return $object;
     }
-       
+
        function outputTo($xo, $tag='activity:object')
        {
                if (!empty($tag)) {
@@ -502,14 +535,24 @@ class ActivityObject
 
         $xo->element('activity:object-type', null, $this->type);
 
-        $xo->element(self::ID, null, $this->id);
+        // <author> uses URI
+
+        if ($tag == 'author') {
+            $xo->element(self::URI, null, $this->id);
+        } else {
+            $xo->element(self::ID, null, $this->id);
+        }
 
         if (!empty($this->title)) {
-            $xo->element(
-                self::TITLE,
-                null,
-                common_xml_safe_str($this->title)
-            );
+            $name = common_xml_safe_str($this->title);
+            if ($tag == 'author') {
+                // XXX: Backward compatibility hack -- atom:name should contain
+                // full name here, instead of nickname, i.e.: $name. Change
+                // this in the next version.
+                $xo->element(self::NAME, null, $this->poco->preferredUsername);
+            } else {
+                $xo->element(self::TITLE, null, $name);
+            }
         }
 
         if (!empty($this->summary)) {
@@ -567,7 +610,7 @@ class ActivityObject
         }
 
         if (!empty($this->poco)) {
-            $xo->raw($this->poco->asString());
+            $this->poco->outputTo($xo);
         }
 
         foreach ($this->extra as $el) {
@@ -590,4 +633,87 @@ class ActivityObject
 
         return $xs->getString();
     }
+
+    /*
+     * Returns an array based on this Activity Object suitable for
+     * encoding as JSON.
+     *
+     * @return array $object the activity object array
+     */
+
+    function asArray()
+    {
+        $object = array();
+
+        // XXX: attachedObjects are added by Activity
+
+        // displayName
+        $object['displayName'] = $this->title;
+
+        // TODO: downstreamDuplicates
+
+        // embedCode (used for video)
+
+        // id
+        //
+        // XXX: Should we use URL here? or a crazy tag URI?
+        $object['id'] = $this->id;
+
+        if ($this->type == ActivityObject::PERSON
+            || $this->type == ActivityObject::GROUP) {
+
+            // XXX: Not sure what the best avatar is to use for the
+            // author's "image". For now, I'm using the large size.
+
+            $avatarLarge      = null;
+            $avatarMediaLinks = array();
+
+            foreach ($this->avatarLinks as $a) {
+
+                // Make a MediaLink for every other Avatar
+                $avatar = new ActivityStreamsMediaLink(
+                    $a->url,
+                    $a->width,
+                    $a->height,
+                    $a->type,
+                    'avatar'
+                );
+
+                // Find the big avatar to use as the "image"
+                if ($a->height == AVATAR_PROFILE_SIZE) {
+                    $imgLink = $avatar;
+                }
+
+                $avatarMediaLinks[] = $avatar->asArray();
+            }
+
+            $object['avatars'] = $avatarMediaLinks; // extension
+
+            // image
+            $object['image']  = $imgLink->asArray();
+        }
+
+        // objectType
+        //
+        // We can probably use the whole schema URL here but probably the
+        // relative simple name is easier to parse
+        $object['type'] = substr($this->type, strrpos($this->type, '/') + 1);
+
+        // summary
+        $object['summary'] = $this->summary;
+
+        // TODO: upstreamDuplicates
+
+        // url (XXX: need to put the right thing here...)
+        $object['url'] = $this->id;
+
+        /* Extensions */
+
+        foreach ($this->extra as $e) {
+            list($objectName, $props, $txt) = $e;
+            $object[$objectName] = $props;
+        }
+
+        return array_filter($object);
+    }
 }