PHP5.5 fix: Better use of startXML for Action classes (mostly AJAX)

I had a problem with PHP5.5 that caused ajax responses to be empty. This
fixes it, as the problem was related to pretty inconsistent calling to
headers, XMLWriter::startDocument etc. etc.

actions/conversationreplies.php

@@ -73,9 +73,7 @@ class ConversationRepliesAction extends ConversationAction
 
     function showAjax()
     {
-        header('Content-Type: text/xml;charset=utf-8');
+        $this->startHTML('text/xml;charset=utf-8');
-        $this->xw->startDocument('1.0', 'UTF-8');
-        $this->elementStart('html');
         $this->elementStart('head');
         // TRANS: Title for conversation page.
         $this->element('title', null, _m('TITLE','Notice'));
@@ -83,6 +81,6 @@ class ConversationRepliesAction extends ConversationAction
         $this->elementStart('body');
         $this->showContent();
         $this->elementEnd('body');
-        $this->elementEnd('html');
+        $this->endHTML();
     }
 }

actions/newmessage.php

@@ -194,9 +194,7 @@ class NewmessageAction extends FormAction
 
         $this->msg = $msg;
         if ($this->trimmed('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title on page for sending a direct message.
             $this->element('title', null, _('New message'));

actions/newnotice.php

@@ -174,9 +174,7 @@ class NewnoticeAction extends FormAction
         Event::handle('EndSaveNewNoticeWeb', array($this, $user, &$content_shortened, &$options));
 
         if (StatusNet::isAjax()) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending a notice.
             $this->element('title', null, _('Notice posted'));
@@ -184,7 +182,7 @@ class NewnoticeAction extends FormAction
             $this->elementStart('body');
             $this->showNotice($notice);
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
             exit;
         } else {
             $returnto = $this->trimmed('returnto');

actions/shownotice.php

@@ -250,9 +250,7 @@ class ShownoticeAction extends Action
 
     function showAjax()
     {
-        header('Content-Type: text/xml;charset=utf-8');
+        $this->startHTML('text/xml;charset=utf-8');
-        $this->xw->startDocument('1.0', 'UTF-8');
-        $this->elementStart('html');
         $this->elementStart('head');
         // TRANS: Title for page that shows a notice.
         $this->element('title', null, _m('TITLE','Notice'));
@@ -261,7 +259,7 @@ class ShownoticeAction extends Action
         $nli = new NoticeListItem($this->notice, $this);
         $nli->show();
         $this->elementEnd('body');
-        $this->elementEnd('html');
+        $this->endHTML();
     }
 
     /**

lib/atom10feed.php

@@ -167,7 +167,7 @@ class Atom10Feed extends XMLStringer
 
     function initFeed()
     {
-        $this->xw->startDocument('1.0', 'UTF-8');
+        $this->startXML();
         $commonAttrs = array('xml:lang' => 'en-US');
         foreach ($this->namespaces as $prefix => $uri) {
             if ($prefix == '') {

lib/htmloutputter.php

@@ -118,7 +118,7 @@ class HTMLOutputter extends XMLOutputter
         $this->extraHeaders();
         if (preg_match("/.*\/.*xml/", $type)) {
             // Required for XML documents
-            $this->xw->startDocument('1.0', 'UTF-8');
+            $this->startXML();
         }
         $this->xw->writeDTD('html',
                             '-//W3C//DTD XHTML 1.0 Strict//EN',

plugins/Blog/actions/newblogentry.php

@@ -120,9 +120,7 @@ class NewblogentryAction extends Action
                                     $options);
         
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml; charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending a notice.
             $this->element('title', null, _m('Blog entry saved'));
@@ -131,7 +129,7 @@ class NewblogentryAction extends Action
             $nli = new NoticeListItem($saved, $this);
             $nli->show();
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_redirect($saved->bestUrl(), 303);
         }

plugins/Bookmark/actions/newbookmark.php

@@ -150,9 +150,7 @@ class NewbookmarkAction extends Action
 
         } catch (ClientException $ce) {
             if ($this->boolean('ajax')) {
-                header('Content-Type: text/xml;charset=utf-8');
+                $this->startHTML('text/xml;charset=utf-8');
-                $this->xw->startDocument('1.0', 'UTF-8');
-                $this->elementStart('html');
                 $this->elementStart('head');
                 // TRANS: Page title after an AJAX error occurs
                 $this->element('title', null, _('Ajax Error'));
@@ -160,7 +158,7 @@ class NewbookmarkAction extends Action
                 $this->elementStart('body');
                 $this->element('p', array('id' => 'error'), $ce->getMessage());
                 $this->elementEnd('body');
-                $this->elementEnd('html');
+                $this->endHTML();
                 return;
             } else {
                 $this->error = $ce->getMessage();
@@ -170,9 +168,7 @@ class NewbookmarkAction extends Action
         }
 
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after posting a bookmark.
             $this->element('title', null, _m('Bookmark posted'));
@@ -180,7 +176,7 @@ class NewbookmarkAction extends Action
             $this->elementStart('body');
             $this->showNotice($saved);
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_redirect($saved->bestUrl(), 303);
         }

plugins/Event/actions/cancelrsvp.php

@@ -150,20 +150,16 @@ class CancelrsvpAction extends Action
         }
 
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending a notice.
             $this->element('title', null, _m('Event saved'));
             $this->elementEnd('head');
             $this->elementStart('body');
-            $this->elementStart('body');
             $form = new RSVPForm($this->event, $this);
             $form->show();
             $this->elementEnd('body');
-            $this->elementEnd('body');
+            $this->endHTML();
-            $this->elementEnd('html');
         }
     }
 

plugins/Event/actions/newevent.php

@@ -244,9 +244,7 @@ class NeweventAction extends Action
         }
 
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending a notice.
             $this->element('title', null, _m('Event saved'));
@@ -254,7 +252,7 @@ class NeweventAction extends Action
             $this->elementStart('body');
             $this->showNotice($saved);
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_redirect($saved->bestUrl(), 303);
         }
@@ -263,9 +261,7 @@ class NeweventAction extends Action
     // @todo factor this out into a base class
     function outputAjaxError($msg)
     {
-        header('Content-Type: text/xml;charset=utf-8');
+        $this->startHTML('text/xml;charset=utf-8');
-        $this->xw->startDocument('1.0', 'UTF-8');
-        $this->elementStart('html');
         $this->elementStart('head');
         // TRANS: Page title after an AJAX error occurs
         $this->element('title', null, _('Ajax Error'));
@@ -273,7 +269,7 @@ class NeweventAction extends Action
         $this->elementStart('body');
         $this->element('p', array('id' => 'error'), $msg);
         $this->elementEnd('body');
-        $this->elementEnd('html');
+        $this->endHTML();
         return;
     }
 

plugins/Event/actions/newrsvp.php

@@ -155,20 +155,16 @@ class NewrsvpAction extends Action
 
         if ($this->boolean('ajax')) {
             $rsvp = RSVP::fromNotice($saved);
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after creating an event.
             $this->element('title', null, _m('Event saved'));
             $this->elementEnd('head');
             $this->elementStart('body');
-            $this->elementStart('body');
             $cancel = new CancelRSVPForm($rsvp, $this);
             $cancel->show();
             $this->elementEnd('body');
-            $this->elementEnd('body');
+            $this->endHTML();
-            $this->elementEnd('html');
         } else {
             common_redirect($saved->bestUrl(), 303);
         }

plugins/MobileProfile/MobileProfilePlugin.php

@@ -209,7 +209,7 @@ class MobileProfilePlugin extends WAP20Plugin
            $action->extraHeaders();
            if (preg_match("/.*\/.*xml/", $type)) {
                // Required for XML documents
-               $action->xw->startDocument('1.0', 'UTF-8');
+               $action->startXML();
            }
            $action->xw->writeDTD('html',
                            '-//WAPFORUM//DTD XHTML Mobile 1.0//EN',

plugins/OStatus/actions/ostatusinit.php

@@ -80,9 +80,7 @@ class OStatusInitAction extends Action
     {
         $this->err = $err;
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Form title.
             $this->element('title', null, _m('TITLE','Subscribe to user'));
@@ -90,7 +88,7 @@ class OStatusInitAction extends Action
             $this->elementStart('body');
             $this->showContent();
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             $this->showPage();
         }

plugins/OStatus/actions/ostatussub.php

@@ -373,9 +373,7 @@ class OStatusSubAction extends Action
             $this->error = $err;
         }
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Form title.
             $this->element('title', null, _m('Subscribe to user'));
@@ -383,7 +381,7 @@ class OStatusSubAction extends Action
             $this->elementStart('body');
             $this->showContent();
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             $this->showPage();
         }

plugins/Poll/actions/newpoll.php

@@ -158,9 +158,7 @@ class NewPollAction extends Action
         }
 
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending a notice.
             $this->element('title', null, _m('Notice posted'));
@@ -168,7 +166,7 @@ class NewPollAction extends Action
             $this->elementStart('body');
             $this->showNotice($saved);
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_redirect($saved->bestUrl(), 303);
         }

plugins/Poll/actions/respondpoll.php

@@ -144,9 +144,7 @@ class RespondPollAction extends Action
         }
 
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending a poll response.
             $this->element('title', null, _m('Poll results'));
@@ -155,7 +153,7 @@ class RespondPollAction extends Action
             $form = new PollResultForm($this->poll, $this);
             $form->show();
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_redirect($this->poll->bestUrl(), 303);
         }

plugins/QnA/actions/qnaclosequestion.php

@@ -147,9 +147,7 @@ class QnaclosequestionAction extends Action
         }
 
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending an answer.
             $this->element('title', null, _m('Answers'));
@@ -158,7 +156,7 @@ class QnaclosequestionAction extends Action
             $form = new QnashowquestionForm($this, $this->question);
             $form->show();
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_redirect($this->question->bestUrl(), 303);
         }

plugins/QnA/actions/qnanewanswer.php

@@ -151,10 +151,8 @@ class QnanewanswerAction extends Action
         if ($this->boolean('ajax')) {
             common_debug("ajaxy part");
             $answer = $this->question->getAnswer($profile);
-            header('Content-Type: text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
 
-            $this->elementStart('html');
+            $this->startHTML('text/xml;charset=utf-8');
             $this->elementStart('head');
             // TRANS: Page title after sending an answer.
             $this->element('title', null, _m('Answers'));
@@ -166,7 +164,7 @@ class QnanewanswerAction extends Action
             $nli->show();
 
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_debug("not ajax");
             common_redirect($this->question->bestUrl(), 303);

plugins/QnA/actions/qnanewquestion.php

@@ -148,9 +148,7 @@ class QnanewquestionAction extends Action
         }
 
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending a notice.
             $this->element('title', null, _m('Question posted'));
@@ -158,7 +156,7 @@ class QnanewquestionAction extends Action
             $this->elementStart('body');
             $this->showNotice($saved);
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_redirect($saved->bestUrl(), 303);
         }

plugins/QnA/actions/qnareviseanswer.php

@@ -155,9 +155,7 @@ class QnareviseanswerAction extends Action
         }
         if ($this->boolean('ajax')) {
             common_debug("ajaxy part");
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending an answer.
             $this->element('title', null, _m('Answer'));
@@ -166,7 +164,7 @@ class QnareviseanswerAction extends Action
             $form = new QnashowanswerForm($this, $answer);
             $form->show();
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_redirect($this->answer->bestUrl(), 303);
         }
@@ -199,9 +197,7 @@ class QnareviseanswerAction extends Action
         }
         if ($this->boolean('ajax')) {
             common_debug("ajaxy part");
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending an answer.
             $this->element('title', null, _m('Answer'));
@@ -210,7 +206,7 @@ class QnareviseanswerAction extends Action
             $form = new QnashowanswerForm($this, $answer);
             $form->show();
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_redirect($this->answer->bestUrl(), 303);
         }
@@ -239,9 +235,7 @@ class QnareviseanswerAction extends Action
 
     function showAjaxReviseForm()
     {
-        header('Content-Type: text/xml;charset=utf-8');
+        $this->startHTML('text/xml;charset=utf-8');
-        $this->xw->startDocument('1.0', 'UTF-8');
-        $this->elementStart('html');
         $this->elementStart('head');
         // TRANS: Form title for sending an answer.
         $this->element('title', null, _m('TITLE','Answer'));
@@ -250,7 +244,7 @@ class QnareviseanswerAction extends Action
         $form = new QnareviseanswerForm($this->answer, $this);
         $form->show();
         $this->elementEnd('body');
-        $this->elementEnd('html');
+        $this->endHTML();
     }
 
     /**

plugins/QnA/actions/qnavote.php

@@ -142,9 +142,7 @@ class Qnavote extends Action
         }
 
         if ($this->boolean('ajax')) {
-            header('Content-Type: text/xml;charset=utf-8');
+            $this->startHTML('text/xml;charset=utf-8');
-            $this->xw->startDocument('1.0', 'UTF-8');
-            $this->elementStart('html');
             $this->elementStart('head');
             // TRANS: Page title after sending in a vote for a question or answer.
             $this->element('title', null, _m('Answers'));
@@ -153,7 +151,7 @@ class Qnavote extends Action
             $form = new QnA_Answer($this->question, $this);
             $form->show();
             $this->elementEnd('body');
-            $this->elementEnd('html');
+            $this->endHTML();
         } else {
             common_redirect($this->question->bestUrl(), 303);
         }

plugins/UserFlag/actions/clearflag.php

@@ -121,9 +121,7 @@ class ClearflagAction extends ProfileFormAction
      */
     function ajaxResults()
     {
-        header('Content-Type: text/xml;charset=utf-8');
+        $this->startHTML('text/xml;charset=utf-8');
-        $this->xw->startDocument('1.0', 'UTF-8');
-        $this->elementStart('html');
         $this->elementStart('head');
         // TRANS: Title for AJAX form to indicated that flags were removed.
         $this->element('title', null, _m('Flags cleared'));
@@ -132,6 +130,6 @@ class ClearflagAction extends ProfileFormAction
         // TRANS: Body element for "flags cleared" form.
         $this->element('p', 'cleared', _m('Cleared'));
         $this->elementEnd('body');
-        $this->elementEnd('html');
+        $this->endHTML();
     }
 }

plugins/UserFlag/actions/flagprofile.php

@@ -117,9 +117,7 @@ class FlagprofileAction extends ProfileFormAction
      */
     function ajaxResults()
     {
-        header('Content-Type: text/xml;charset=utf-8');
+        $this->startHTML('text/xml;charset=utf-8');
-        $this->xw->startDocument('1.0', 'UTF-8');
-        $this->elementStart('html');
         $this->elementStart('head');
         // TRANS: AJAX form title for a flagged profile.
         $this->element('title', null, _m('Flagged for review'));
@@ -128,6 +126,6 @@ class FlagprofileAction extends ProfileFormAction
         // TRANS: Body text for AJAX form when a profile has been flagged for review.
         $this->element('p', 'flagged', _m('Flagged'));
         $this->elementEnd('body');
-        $this->elementEnd('html');
+        $this->endHTML();
     }
 }