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-rw-r--r--lib/activity.php272
1 files changed, 239 insertions, 33 deletions
diff --git a/lib/activity.php b/lib/activity.php
index c67d090f7..5b304020d 100644
--- a/lib/activity.php
+++ b/lib/activity.php
@@ -643,38 +643,11 @@ class ActivityObject
);
if ($element->tagName == 'author') {
-
- $this->type = self::PERSON; // XXX: is this fair?
- $this->title = $this->_childContent($element, self::NAME);
- $this->id = $this->_childContent($element, self::URI);
-
- if (empty($this->id)) {
- $email = $this->_childContent($element, self::EMAIL);
- if (!empty($email)) {
- // XXX: acct: ?
- $this->id = 'mailto:'.$email;
- }
- }
-
+ $this->_fromAuthor($element);
+ } else if ($element->tagName == 'item') {
+ $this->_fromRssItem($element);
} else {
-
- $this->type = $this->_childContent($element, Activity::OBJECTTYPE,
- Activity::SPEC);
-
- if (empty($this->type)) {
- $this->type = ActivityObject::NOTE;
- }
-
- $this->id = $this->_childContent($element, self::ID);
- $this->title = $this->_childContent($element, self::TITLE);
- $this->summary = $this->_childContent($element, self::SUMMARY);
-
- $this->source = $this->_getSource($element);
-
- $this->content = ActivityUtils::getContent($element);
-
- $this->link = ActivityUtils::getPermalink($element);
-
+ $this->_fromAtomEntry($element);
}
// Some per-type attributes...
@@ -697,6 +670,72 @@ class ActivityObject
}
}
+ private function _fromAuthor($element)
+ {
+ $this->type = self::PERSON; // XXX: is this fair?
+ $this->title = $this->_childContent($element, self::NAME);
+ $this->id = $this->_childContent($element, self::URI);
+
+ if (empty($this->id)) {
+ $email = $this->_childContent($element, self::EMAIL);
+ if (!empty($email)) {
+ // XXX: acct: ?
+ $this->id = 'mailto:'.$email;
+ }
+ }
+ }
+
+ private function _fromAtomEntry($element)
+ {
+ $this->type = $this->_childContent($element, Activity::OBJECTTYPE,
+ Activity::SPEC);
+
+ if (empty($this->type)) {
+ $this->type = ActivityObject::NOTE;
+ }
+
+ $this->id = $this->_childContent($element, self::ID);
+ $this->title = $this->_childContent($element, self::TITLE);
+ $this->summary = $this->_childContent($element, self::SUMMARY);
+
+ $this->source = $this->_getSource($element);
+
+ $this->content = ActivityUtils::getContent($element);
+
+ $this->link = ActivityUtils::getPermalink($element);
+ }
+
+ // @fixme rationalize with Activity::_fromRssItem()
+
+ private function _fromRssItem($item)
+ {
+ $this->title = ActivityUtils::childContent($item, ActivityObject::TITLE, Activity::RSS);
+
+ $contentEl = ActivityUtils::child($item, ActivityUtils::CONTENT, Activity::CONTENTNS);
+
+ if (!empty($contentEl)) {
+ $this->content = htmlspecialchars_decode($contentEl->textContent, ENT_QUOTES);
+ } else {
+ $descriptionEl = ActivityUtils::child($item, Activity::DESCRIPTION, Activity::RSS);
+ if (!empty($descriptionEl)) {
+ $this->content = htmlspecialchars_decode($descriptionEl->textContent, ENT_QUOTES);
+ }
+ }
+
+ $this->link = ActivityUtils::childContent($item, ActivityUtils::LINK, Activity::RSS);
+
+ $guidEl = ActivityUtils::child($item, Activity::GUID, Activity::RSS);
+
+ if (!empty($guidEl)) {
+ $this->id = $guidEl->textContent;
+
+ if ($guidEl->hasAttribute('isPermaLink')) {
+ // overwrites <link>
+ $this->link = $this->id;
+ }
+ }
+ }
+
private function _childContent($element, $tag, $namespace=ActivityUtils::ATOM)
{
return ActivityUtils::childContent($element, $tag, $namespace);
@@ -1051,6 +1090,21 @@ class Activity
const PUBLISHED = 'published';
const UPDATED = 'updated';
+ const RSS = null; // no namespace!
+
+ const PUBDATE = 'pubDate';
+ const DESCRIPTION = 'description';
+ const GUID = 'guid';
+ const SELF = 'self';
+ const IMAGE = 'image';
+ const URL = 'url';
+
+ const DC = 'http://purl.org/dc/elements/1.1/';
+
+ const CREATOR = 'creator';
+
+ const CONTENTNS = 'http://purl.org/rss/1.0/modules/content/';
+
public $actor; // an ActivityObject
public $verb; // a string (the URL)
public $object; // an ActivityObject
@@ -1081,8 +1135,6 @@ class Activity
return;
}
- $this->entry = $entry;
-
// Insist on a feed's root DOMElement; don't allow a DOMDocument
if ($feed instanceof DOMDocument) {
throw new ClientException(
@@ -1090,8 +1142,22 @@ class Activity
);
}
+ $this->entry = $entry;
$this->feed = $feed;
+ if ($entry->namespaceURI == Activity::ATOM &&
+ $entry->localName == 'entry') {
+ $this->_fromAtomEntry($entry, $feed);
+ } else if ($entry->namespaceURI == Activity::RSS &&
+ $entry->localName == 'item') {
+ $this->_fromRssItem($entry, $feed);
+ } else {
+ throw new Exception("Unknown DOM element: {$entry->namespaceURI} {$entry->localName}");
+ }
+ }
+
+ function _fromAtomEntry($entry, $feed)
+ {
$pubEl = $this->_child($entry, self::PUBLISHED, self::ATOM);
if (!empty($pubEl)) {
@@ -1177,6 +1243,69 @@ class Activity
}
}
+ function _fromRssItem($item, $rss)
+ {
+ $verbEl = $this->_child($item, self::VERB);
+
+ if (!empty($verbEl)) {
+ $this->verb = trim($verbEl->textContent);
+ } else {
+ $this->verb = ActivityVerb::POST;
+ // XXX: do other implied stuff here
+ }
+
+ $pubDateEl = $this->_child($item, self::PUBDATE, self::RSS);
+
+ if (!empty($pubDateEl)) {
+ $this->time = strtotime($pubDateEl->textContent);
+ }
+
+ $authorEl = $this->_child($item, self::AUTHOR, self::RSS);
+
+ if (!empty($authorEl)) {
+ $this->actor = $this->_fromRssAuthor($authorEl);
+ } else {
+ $dcCreatorEl = $this->_child($item, self::CREATOR, self::DC);
+ if (!empty($dcCreatorEl)) {
+ $this->actor = $this->_fromDcCreator($dcCreatorEl);
+ } else if (!empty($rss)) {
+ $this->actor = $this->_fromRss($rss);
+ }
+ }
+
+ $this->title = ActivityUtils::childContent($item, ActivityObject::TITLE, self::RSS);
+
+ $contentEl = ActivityUtils::child($item, ActivityUtils::CONTENT, self::CONTENTNS);
+
+ if (!empty($contentEl)) {
+ $this->content = htmlspecialchars_decode($contentEl->textContent, ENT_QUOTES);
+ } else {
+ $descriptionEl = ActivityUtils::child($item, self::DESCRIPTION, self::RSS);
+ if (!empty($descriptionEl)) {
+ $this->content = htmlspecialchars_decode($descriptionEl->textContent, ENT_QUOTES);
+ }
+ }
+
+ $this->link = ActivityUtils::childContent($item, ActivityUtils::LINK, self::RSS);
+
+ // @fixme enclosures
+ // @fixme thumbnails... maybe
+
+ $guidEl = ActivityUtils::child($item, self::GUID, self::RSS);
+
+ if (!empty($guidEl)) {
+ $this->id = $guidEl->textContent;
+
+ if ($guidEl->hasAttribute('isPermaLink') && $guidEl->getAttribute('isPermaLink') != 'false') {
+ // overwrites <link>
+ $this->link = $this->id;
+ }
+ }
+
+ $this->object = new ActivityObject($item);
+ $this->context = new ActivityContext($item);
+ }
+
/**
* Returns an Atom <entry> based on this activity
*
@@ -1249,6 +1378,83 @@ class Activity
return $xs->getString();
}
+ function _fromRssAuthor($el)
+ {
+ $text = $el->textContent;
+
+ if (preg_match('/^(.*?) \((.*)\)$/', $text, $match)) {
+ $email = $match[1];
+ $name = $match[2];
+ } else if (preg_match('/^(.*?) <(.*)>$/', $text, $match)) {
+ $name = $match[1];
+ $email = $match[2];
+ } else if (preg_match('/.*@.*/', $text)) {
+ $email = $text;
+ $name = null;
+ } else {
+ $name = $text;
+ $email = null;
+ }
+
+ // Not really enough info
+
+ $actor = new ActivityObject();
+
+ $actor->element = $el;
+
+ $actor->type = ActivityObject::PERSON;
+ $actor->title = $name;
+
+ if (!empty($email)) {
+ $actor->id = 'mailto:'.$email;
+ }
+
+ return $actor;
+ }
+
+ function _fromDcCreator($el)
+ {
+ // Not really enough info
+
+ $text = $el->textContent;
+
+ $actor = new ActivityObject();
+
+ $actor->element = $el;
+
+ $actor->title = $text;
+ $actor->type = ActivityObject::PERSON;
+
+ return $actor;
+ }
+
+ function _fromRss($el)
+ {
+ $actor = new ActivityObject();
+
+ $actor->element = $el;
+
+ $actor->type = ActivityObject::PERSON; // @fixme guess better
+
+ $actor->title = ActivityUtils::childContent($el, ActivityObject::TITLE, self::RSS);
+ $actor->link = ActivityUtils::childContent($el, ActivityUtils::LINK, self::RSS);
+ $actor->id = ActivityUtils::getLink($el, self::SELF);
+
+ $desc = ActivityUtils::childContent($el, self::DESCRIPTION, self::RSS);
+
+ if (!empty($desc)) {
+ $actor->content = htmlspecialchars_decode($desc, ENT_QUOTES);
+ }
+
+ $imageEl = ActivityUtils::child($el, self::IMAGE, self::RSS);
+
+ if (!empty($imageEl)) {
+ $actor->avatarLinks[] = ActivityUtils::childContent($imageEl, self::URL, self::RSS);
+ }
+
+ return $actor;
+ }
+
private function _child($element, $tag, $namespace=self::SPEC)
{
return ActivityUtils::child($element, $tag, $namespace);
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-13 02:26:32 +0000