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-rw-r--r--plugins/OStatus/actions/ostatussub.php387
1 files changed, 237 insertions, 150 deletions
diff --git a/plugins/OStatus/actions/ostatussub.php b/plugins/OStatus/actions/ostatussub.php
index 592ae387e..ffa88cb08 100644
--- a/plugins/OStatus/actions/ostatussub.php
+++ b/plugins/OStatus/actions/ostatussub.php
@@ -24,70 +24,29 @@
if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
+/**
+ * Key UI methods:
+ *
+ * showInputForm() - form asking for a remote profile account or URL
+ * We end up back here on errors
+ *
+ * showPreviewForm() - surrounding form for preview-and-confirm
+ * previewUser() - display profile for a remote user
+ * previewGroup() - display profile for a remote group
+ *
+ * successUser() - redirects to subscriptions page on subscribe
+ * successGroup() - redirects to groups page on join
+ */
class OStatusSubAction extends Action
{
- protected $profile_uri;
- protected $preview;
- protected $munger;
+ protected $profile_uri; // provided acct: or URI of remote entity
+ protected $oprofile; // Ostatus_profile of remote entity, if valid
/**
- * Title of the page
- *
- * @return string Title of the page
+ * Show the initial form, when we haven't yet been given a valid
+ * remote profile.
*/
-
- function title()
- {
- return _m('Authorize subscription');
- }
-
- /**
- * Instructions for use
- *
- * @return instructions for use
- */
-
- function getInstructions()
- {
- return _m('You can subscribe to users from other supported sites. Paste their address or profile URI below:');
- }
-
- function showForm($error=null)
- {
- $this->error = $error;
- if ($this->boolean('ajax')) {
- header('Content-Type: text/xml;charset=utf-8');
- $this->xw->startDocument('1.0', 'UTF-8');
- $this->elementStart('html');
- $this->elementStart('head');
- $this->element('title', null, _m('Subscribe to user'));
- $this->elementEnd('head');
- $this->elementStart('body');
- $this->showContent();
- $this->elementEnd('body');
- $this->elementEnd('html');
- } else {
- $this->showPage();
- }
- }
-
- function showPageNotice()
- {
- if ($this->error) {
- $this->element('p', 'error', $this->error);
- }
- }
-
- /**
- * Content area of the page
- *
- * Shows a form for associating a remote OStatus account with this
- * StatusNet account.
- *
- * @return void
- */
-
- function showContent()
+ function showInputForm()
{
$user = common_current_user();
@@ -112,18 +71,167 @@ class OStatusSubAction extends Action
$this->elementEnd('li');
$this->elementEnd('ul');
- if ($this->preview) {
- $this->submit('subscribe', _m('Subscribe'));
+ $this->submit('validate', _m('Continue'));
+
+ $this->elementEnd('fieldset');
+
+ $this->elementEnd('form');
+ }
+
+ /**
+ * Show the preview-and-confirm form. We've got a valid remote
+ * profile and are ready to poke it!
+ *
+ * This controls the wrapper form; actual profile display will
+ * be in previewUser() or previewGroup() depending on the type.
+ */
+ function showPreviewForm()
+ {
+ $this->elementStart('form', array('method' => 'post',
+ 'id' => 'form_ostatus_sub',
+ 'class' => 'form_settings',
+ 'action' =>
+ common_local_url('ostatussub')));
+
+ $this->hidden('token', common_session_token());
+ $this->hidden('profile', $this->profile_uri);
+
+ $this->elementStart('fieldset', array('id' => 'settings_feeds'));
+
+ if ($this->oprofile->isGroup()) {
+ $this->previewGroup();
+ $this->submit('subscribe', _m('Join'));
} else {
- $this->submit('validate', _m('Continue'));
+ $this->previewUser();
+ $this->submit('subscribe', _m('Subscribe'));
}
+
$this->elementEnd('fieldset');
$this->elementEnd('form');
+ }
+
+ /**
+ * Show a preview for a remote user's profile
+ */
+ function previewUser()
+ {
+ $oprofile = $this->oprofile;
+ $profile = $oprofile->localProfile();
+
+ $this->text(sprintf(_m("Remote user %s"), $profile->nickname));
+ // ...
+ }
+
+ /**
+ * Show a preview for a remote group's profile
+ */
+ function previewGroup()
+ {
+ $oprofile = $this->oprofile;
+ $group = $oprofile->localGroup();
+
+ $this->text(sprintf(_m("Remote group %s"), $group->nickname));
+ // ..
+ }
+
+ /**
+ * Redirect on successful remote user subscription
+ */
+ function successUser()
+ {
+ $cur = common_current_user();
+ $url = common_local_url('subscriptions', array('nickname' => $cur->nickname));
+ common_redirect($url, 303);
+ }
+
+ /**
+ * Redirect on successful remote group join
+ */
+ function successGroup()
+ {
+ $cur = common_current_user();
+ $url = common_local_url('usergroups', array('nickname' => $cur->nickname));
+ common_redirect($url, 303);
+ }
+
+ /**
+ * Pull data for a remote profile and check if it's valid.
+ * Fills out error UI string in $this->error
+ * Fills out $this->oprofile on success.
+ *
+ * @return boolean
+ */
+ function validateFeed()
+ {
+ $profile_uri = trim($this->arg('profile'));
- if ($this->preview) {
- $this->previewFeed();
+ if ($profile_uri == '') {
+ $this->showForm(_m('Empty remote profile URL!'));
+ return;
+ }
+ $this->profile_uri = $profile_uri;
+
+ // @fixme validate, normalize bla bla
+ try {
+ $oprofile = Ostatus_profile::ensureProfile($this->profile_uri);
+ $this->oprofile = $oprofile;
+ return true;
+ } catch (FeedSubBadURLException $e) {
+ $this->error = _m('Invalid URL or could not reach server.');
+ } catch (FeedSubBadResponseException $e) {
+ $this->error = _m('Cannot read feed; server returned error.');
+ } catch (FeedSubEmptyException $e) {
+ $this->error = _m('Cannot read feed; server returned an empty page.');
+ } catch (FeedSubBadHTMLException $e) {
+ $this->error = _m('Bad HTML, could not find feed link.');
+ } catch (FeedSubNoFeedException $e) {
+ $this->error = _m('Could not find a feed linked from this URL.');
+ } catch (FeedSubUnrecognizedTypeException $e) {
+ $this->error = _m('Not a recognized feed type.');
+ } catch (FeedSubException $e) {
+ // Any new ones we forgot about
+ $this->error = sprintf(_m('Bad feed URL: %s %s'), get_class($e), $e->getMessage());
+ }
+
+ return false;
+ }
+
+ /**
+ * Attempt to finalize subscription.
+ * validateFeed must have been run first.
+ *
+ * Calls showForm on failure or successUser/successGroup on success.
+ */
+ function saveFeed()
+ {
+ // And subscribe the current user to the local profile
+ $user = common_current_user();
+
+ if (!$this->oprofile->subscribe()) {
+ $this->showForm(_m("Failed to set up server-to-server subscription."));
+ return;
+ }
+
+ if ($this->oprofile->isGroup()) {
+ $group = $this->oprofile->localGroup();
+ if ($user->isMember($group)) {
+ $this->showForm(_m('Already a member!'));
+ } elseif (Group_member::join($this->oprofile->group_id, $user->id)) {
+ $this->successGroup();
+ } else {
+ $this->showForm(_m('Remote group join failed!'));
+ }
+ } else {
+ $local = $this->oprofile->localProfile();
+ if ($user->isSubscribed($local)) {
+ $this->showForm(_m('Already subscribed!'));
+ } elseif ($this->oprofile->subscribeLocalToRemote($user)) {
+ $this->successUser();
+ } else {
+ $this->showForm(_m('Remote subscription failed!'));
+ }
}
}
@@ -145,28 +253,26 @@ class OStatusSubAction extends Action
return true;
}
+ /**
+ * Handle the submission.
+ */
function handle($args)
{
parent::handle($args);
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$this->handlePost();
} else {
- if ($this->profile_uri) {
- $this->validateAndPreview();
- } else {
- $this->showForm();
+ if ($this->arg('profile')) {
+ $this->validateFeed();
}
+ $this->showForm();
}
}
+
/**
* Handle posts to this form
*
- * Based on the button that was pressed, muxes out to other functions
- * to do the actual task requested.
- *
- * All sub-functions reload the form with a message -- success or failure.
- *
* @return void
*/
@@ -180,103 +286,84 @@ class OStatusSubAction extends Action
return;
}
- if ($this->arg('validate')) {
- $this->validateAndPreview();
- } else if ($this->arg('subscribe')) {
- $this->saveFeed();
- } else {
- $this->showForm(_('Unexpected form submission.'));
+ if ($this->validateFeed()) {
+ if ($this->arg('subscribe')) {
+ $this->saveFeed();
+ return;
+ }
}
+ $this->showForm();
}
/**
- * Set up and add a feed
- *
- * @return boolean true if feed successfully read
- * Sends you back to input form if not.
+ * Show the appropriate form based on our input state.
*/
- function validateFeed()
+ function showForm($err=null)
{
- $profile_uri = trim($this->arg('profile'));
-
- if ($profile_uri == '') {
- $this->showForm(_m('Empty remote profile URL!'));
- return;
+ if ($err) {
+ $this->error = $err;
}
- $this->profile_uri = $profile_uri;
-
- // @fixme validate, normalize bla bla
- try {
- $oprofile = Ostatus_profile::ensureProfile($this->profile_uri);
- $this->oprofile = $oprofile;
- return true;
- } catch (FeedSubBadURLException $e) {
- $err = _m('Invalid URL or could not reach server.');
- } catch (FeedSubBadResponseException $e) {
- $err = _m('Cannot read feed; server returned error.');
- } catch (FeedSubEmptyException $e) {
- $err = _m('Cannot read feed; server returned an empty page.');
- } catch (FeedSubBadHTMLException $e) {
- $err = _m('Bad HTML, could not find feed link.');
- } catch (FeedSubNoFeedException $e) {
- $err = _m('Could not find a feed linked from this URL.');
- } catch (FeedSubUnrecognizedTypeException $e) {
- $err = _m('Not a recognized feed type.');
- } catch (FeedSubException $e) {
- // Any new ones we forgot about
- $err = sprintf(_m('Bad feed URL: %s %s'), get_class($e), $e->getMessage());
+ if ($this->boolean('ajax')) {
+ header('Content-Type: text/xml;charset=utf-8');
+ $this->xw->startDocument('1.0', 'UTF-8');
+ $this->elementStart('html');
+ $this->elementStart('head');
+ $this->element('title', null, _m('Subscribe to user'));
+ $this->elementEnd('head');
+ $this->elementStart('body');
+ $this->showContent();
+ $this->elementEnd('body');
+ $this->elementEnd('html');
+ } else {
+ $this->showPage();
}
-
- $this->showForm($err);
- return false;
}
- function saveFeed()
- {
- if ($this->validateFeed()) {
- $this->preview = true;
+ /**
+ * Title of the page
+ *
+ * @return string Title of the page
+ */
- // And subscribe the current user to the local profile
- $user = common_current_user();
+ function title()
+ {
+ return _m('Authorize subscription');
+ }
- if (!$this->oprofile->subscribe()) {
- $this->showForm(_m("Failed to set up server-to-server subscription."));
- return;
- }
+ /**
+ * Instructions for use
+ *
+ * @return instructions for use
+ */
- if ($this->oprofile->isGroup()) {
- $group = $this->oprofile->localGroup();
- if ($user->isMember($group)) {
- $this->showForm(_m('Already a member!'));
- } elseif (Group_member::join($this->oprofile->group_id, $user->id)) {
- $this->showForm(_m('Joined remote group!'));
- } else {
- $this->showForm(_m('Remote group join failed!'));
- }
- } else {
- $local = $this->oprofile->localProfile();
- if ($user->isSubscribed($local)) {
- $this->showForm(_m('Already subscribed!'));
- } elseif ($this->oprofile->subscribeLocalToRemote($user)) {
- $this->showForm(_m('Remote user subscribed!'));
- } else {
- $this->showForm(_m('Remote subscription failed!'));
- }
- }
- }
+ function getInstructions()
+ {
+ return _m('You can subscribe to users from other supported sites. Paste their address or profile URI below:');
}
- function validateAndPreview()
+ function showPageNotice()
{
- if ($this->validateFeed()) {
- $this->preview = true;
- $this->showForm();
+ if ($this->error) {
+ $this->element('p', 'error', $this->error);
}
}
- function previewFeed()
+ /**
+ * Content area of the page
+ *
+ * Shows a form for associating a remote OStatus account with this
+ * StatusNet account.
+ *
+ * @return void
+ */
+
+ function showContent()
{
- $this->text('Profile preview should go here');
+ if ($this->oprofile) {
+ $this->showPreviewForm();
+ } else {
+ $this->showInputForm();
+ }
}
function showScripts()