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authorEvan Prodromou <evan@status.net>2010-02-18 22:18:14 -0500
committerEvan Prodromou <evan@status.net>2010-02-18 22:18:14 -0500
commit48edade751cca3ac7363808264a76c470a520528 (patch)
tree5f63ad142ec84514211a9f940f6556a03cedc703 /plugins/OStatus/lib
parent3d665f82d17d36c11bf4f36e84fdeedd911d62c8 (diff)
add ActivityContext class and test it
Diffstat (limited to 'plugins/OStatus/lib')
-rw-r--r--plugins/OStatus/lib/activity.php85
1 files changed, 84 insertions, 1 deletions
diff --git a/plugins/OStatus/lib/activity.php b/plugins/OStatus/lib/activity.php
index 3ed613dc7..5bc8f78e5 100644
--- a/plugins/OStatus/lib/activity.php
+++ b/plugins/OStatus/lib/activity.php
@@ -311,6 +311,87 @@ class ActivityVerb
const LEAVE = 'http://ostatus.org/schema/1.0/leave';
}
+class ActivityContext
+{
+ public $replyToID;
+ public $replyToUrl;
+ public $location;
+ public $attention = array();
+ public $conversation;
+
+ const THR = 'http://purl.org/syndication/thread/1.0';
+ const GEORSS = 'http://www.georss.org/georss';
+ const OSTATUS = 'http://ostatus.org/schema/1.0';
+
+ const INREPLYTO = 'in-reply-to';
+ const REF = 'ref';
+ const HREF = 'href';
+
+ const POINT = 'point';
+
+ const ATTENTION = 'ostatus:attention';
+ const CONVERSATION = 'ostatus:conversation';
+
+ function __construct($element)
+ {
+ $replyToEl = ActivityUtils::child($element, self::INREPLYTO, self::THR);
+
+ if (!empty($replyToEl)) {
+ $this->replyToID = $replyToEl->getAttribute(self::REF);
+ $this->replyToUrl = $replyToEl->getAttribute(self::HREF);
+ }
+
+ $this->location = $this->getLocation($element);
+
+ $this->conversation = ActivityUtils::getLink($element, self::CONVERSATION);
+
+ // Multiple attention links allowed
+
+ $links = $element->getElementsByTagNameNS(ActivityUtils::ATOM, ActivityUtils::LINK);
+
+ for ($i = 0; $i < $links->length; $i++) {
+
+ $link = $links->item($i);
+
+ $linkRel = $link->getAttribute(ActivityUtils::REL);
+
+ if ($linkRel == self::ATTENTION) {
+ $this->attention[] = $link->getAttribute(self::HREF);
+ }
+ }
+ }
+
+ /**
+ * Parse location given as a GeoRSS-simple point, if provided.
+ * http://www.georss.org/simple
+ *
+ * @param feed item $entry
+ * @return mixed Location or false
+ */
+ function getLocation($dom)
+ {
+ $points = $dom->getElementsByTagNameNS(self::GEORSS, self::POINT);
+
+ for ($i = 0; $i < $points->length; $i++) {
+ $point = $points->item($i)->textContent;
+ $point = str_replace(',', ' ', $point); // per spec "treat commas as whitespace"
+ $point = preg_replace('/\s+/', ' ', $point);
+ $point = trim($point);
+ $coords = explode(' ', $point);
+ if (count($coords) == 2) {
+ list($lat, $lon) = $coords;
+ if (is_numeric($lat) && is_numeric($lon)) {
+ common_log(LOG_INFO, "Looking up location for $lat $lon from georss");
+ return Location::fromLatLon($lat, $lon);
+ }
+ }
+ common_log(LOG_ERR, "Ignoring bogus georss:point value $point");
+ }
+
+ return null;
+ }
+}
+
/**
* An activity in the ActivityStrea.ms world
*
@@ -426,7 +507,9 @@ class Activity
$contextEl = $this->_child($entry, self::CONTEXT);
if (!empty($contextEl)) {
- $this->context = new ActivityObject($contextEl);
+ $this->context = new ActivityContext($contextEl);
+ } else {
+ $this->context = new ActivityContext($entry);
}
$targetEl = $this->_child($entry, self::TARGET);