<?php
-/*
- * Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, Controlez-Vous, Inc.
+/**
+ * Laconica, the distributed open-source microblogging tool
*
- * This program is free software: you can redistribute it and/or modify
+ * Handler for posting new notices
+ *
+ * PHP version 5
+ *
+ * LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category Personal
+ * @package Laconica
+ * @author Evan Prodromou <evan@controlyourself.ca>
+ * @author Zach Copley <zach@controlyourself.ca>
+ * @author Sarven Capadisli <csarven@controlyourself.ca>
+ * @copyright 2008-2009 Control Yourself, Inc.
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://laconi.ca/
*/
-if (!defined('LACONICA')) { exit(1); }
-
-class NewnoticeAction extends Action {
-
- function handle($args) {
- parent::handle($args);
- # XXX: Ajax!
-
- if (!common_logged_in()) {
- common_user_error(_t('Not logged in.'));
- } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
- $this->save_new_notice();
- } else {
- $this->show_form();
- }
- }
-
- function save_new_notice() {
-
- #remember the current notice
- $current_notice = DB_DataObject::factory('notice');
- $current_notice->limit(1);
- $current_notice->orderBy('created DESC');
- $current_notice->find(1);
-
- $user = common_current_user();
- assert($user); # XXX: maybe an error instead...
- $notice = DB_DataObject::factory('notice');
- assert($notice);
- $notice->profile_id = $user->id; # user id *is* profile id
- $notice->created = DB_DataObject_Cast::dateTime();
- # Default theme uses 'content' for something else
- $notice->content = $this->trimmed('status_textarea');
-
- if (!$notice->content) {
- $this->show_form(_t('No content!'));
- return;
- } else if (strlen($notice->content) > 140) {
- $this->show_form(_t('That\'s too long. Max notice size is 140 chars.'));
- return;
- }
-
- $id = $notice->insert();
-
- if (!$id) {
- common_server_error(_t('Problem saving notice.'));
- return;
- }
-
- $orig = clone($notice);
- $notice->uri = common_notice_uri($notice);
-
- if (!$notice->update($orig)) {
- common_server_error(_t('Problem saving notice.'));
- return;
- }
-
- common_save_replies($notice);
- common_broadcast_notice($notice);
-
- $returnto = $this->trimmed('returnto');
- if ($returnto) {
- $url = common_local_url($returnto,
- array('nickname' => $user->nickname));
- } else {
- $url = common_local_url('shownotice',
- array('notice' => $id));
- }
- common_redirect($url, 303);
- }
-
- function show_top($content=NULL) {
- common_notice_form(NULL, $content);
- }
-
- function show_form($msg=NULL) {
- $content = $this->trimmed('status_textarea');
- common_show_header(_t('New notice'), NULL, $content,
- array($this, 'show_top'));
- if ($msg) {
- common_element('p', 'error', $msg);
- }
- common_show_footer();
- }
+if (!defined('LACONICA')) {
+ exit(1);
+}
+
+require_once INSTALLDIR.'/lib/noticelist.php';
+
+/**
+ * Action for posting new notices
+ *
+ * @category Personal
+ * @package Laconica
+ * @author Evan Prodromou <evan@controlyourself.ca>
+ * @author Zach Copley <zach@controlyourself.ca>
+ * @author Sarven Capadisli <csarven@controlyourself.ca>
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://laconi.ca/
+ */
+
+class NewnoticeAction extends Action
+{
+ /**
+ * Error message, if any
+ */
+
+ var $msg = null;
+
+ /**
+ * Title of the page
+ *
+ * Note that this usually doesn't get called unless something went wrong
+ *
+ * @return string page title
+ */
+
+ function title()
+ {
+ return _('New notice');
+ }
+
+ /**
+ * Handle input, produce output
+ *
+ * Switches based on GET or POST method. On GET, shows a form
+ * for posting a notice. On POST, saves the results of that form.
+ *
+ * Results may be a full page, or just a single notice list item,
+ * depending on whether AJAX was requested.
+ *
+ * @param array $args $_REQUEST contents
+ *
+ * @return void
+ */
+
+ function handle($args)
+ {
+ parent::handle($args);
+
+ if (!common_logged_in()) {
+ $this->clientError(_('Not logged in.'));
+ } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+
+ // CSRF protection - token set in common_notice_form()
+ $token = $this->trimmed('token');
+ if (!$token || $token != common_session_token()) {
+ $this->clientError(_('There was a problem with your session token. '.
+ 'Try again, please.'));
+ return;
+ }
+
+ $this->saveNewNotice();
+ } else {
+ $this->showForm();
+ }
+ }
+
+ /**
+ * Save a new notice, based on arguments
+ *
+ * If successful, will show the notice, or return an Ajax-y result.
+ * If not, it will show an error message -- possibly Ajax-y.
+ *
+ * Also, if the notice input looks like a command, it will run the
+ * command and show the results -- again, possibly ajaxy.
+ *
+ * @return void
+ */
+
+ function saveNewNotice()
+ {
+ $user = common_current_user();
+ assert($user); // XXX: maybe an error instead...
+ $content = $this->trimmed('status_textarea');
+
+ if (!$content) {
+ $this->showForm(_('No content!'));
+ return;
+ } else {
+ $content_shortened = common_shorten_links($content);
+
+ if (mb_strlen($content_shortened) > 140) {
+ $this->showForm(_('That\'s too long. '.
+ 'Max notice size is 140 chars.'));
+ return;
+ }
+ }
+
+ $inter = new CommandInterpreter();
+
+ $cmd = $inter->handle_command($user, $content_shortened);
+
+ if ($cmd) {
+ if ($this->boolean('ajax')) {
+ $cmd->execute(new AjaxWebChannel());
+ } else {
+ $cmd->execute(new WebChannel());
+ }
+ return;
+ }
+
+ $replyto = $this->trimmed('inreplyto');
+
+ $notice = Notice::saveNew($user->id, $content, 'web', 1,
+ ($replyto == 'false') ? null : $replyto);
+
+ if (is_string($notice)) {
+ $this->showForm($notice);
+ return;
+ }
+
+ common_broadcast_notice($notice);
+
+ if ($this->boolean('ajax')) {
+ $this->startHTML('text/xml;charset=utf-8', true);
+ $this->elementStart('head');
+ $this->element('title', null, _('Notice posted'));
+ $this->elementEnd('head');
+ $this->elementStart('body');
+ $this->showNotice($notice);
+ $this->elementEnd('body');
+ $this->elementEnd('html');
+ } else {
+ $returnto = $this->trimmed('returnto');
+
+ if ($returnto) {
+ $url = common_local_url($returnto,
+ array('nickname' => $user->nickname));
+ } else {
+ $url = common_local_url('shownotice',
+ array('notice' => $notice->id));
+ }
+ common_redirect($url, 303);
+ }
+ }
+
+ /**
+ * Show an Ajax-y error message
+ *
+ * Goes back to the browser, where it's shown in a popup.
+ *
+ * @param string $msg Message to show
+ *
+ * @return void
+ */
+
+ function ajaxErrorMsg($msg)
+ {
+ common_start_html('text/xml;charset=utf-8', true);
+ $this->elementStart('head');
+ $this->element('title', null, _('Ajax Error'));
+ $this->elementEnd('head');
+ $this->elementStart('body');
+ $this->element('p', array('id' => 'error'), $msg);
+ $this->elementEnd('body');
+ $this->elementEnd('html');
+ }
+
+ /**
+ * Formerly page output
+ *
+ * This used to be the whole page output; now that's been largely
+ * subsumed by showPage. So this just stores an error message, if
+ * it was passed, and calls showPage.
+ *
+ * Note that since we started doing Ajax output, this page is rarely
+ * seen.
+ *
+ * @param string $msg An error message, if any
+ *
+ * @return void
+ */
+
+ function showForm($msg=null)
+ {
+ if ($msg && $this->boolean('ajax')) {
+ $this->ajaxErrorMsg($msg);
+ return;
+ }
+
+ $this->msg = $msg;
+ $this->showPage();
+ }
+
+ /**
+ * Overload for replies or bad results
+ *
+ * We show content in the notice form if there were replies or results.
+ *
+ * @return void
+ */
+
+ function showNoticeForm()
+ {
+ $content = $this->trimmed('status_textarea');
+ if (!$content) {
+ $replyto = $this->trimmed('replyto');
+ $profile = Profile::staticGet('nickname', $replyto);
+ if ($profile) {
+ $content = '@' . $profile->nickname . ' ';
+ }
+ }
+
+ $notice_form = new NoticeForm($this, $content);
+ $notice_form->show();
+ }
+
+ /**
+ * Show an error message
+ *
+ * Shows an error message if there is one.
+ *
+ * @return void
+ *
+ * @todo maybe show some instructions?
+ */
+
+ function showPageNotice()
+ {
+ if ($this->msg) {
+ $this->element('p', array('id' => 'error'), $this->msg);
+ }
+ }
+
+ /**
+ * Output a notice
+ *
+ * Used to generate the notice code for Ajax results.
+ *
+ * @param Notice $notice Notice that was saved
+ *
+ * @return void
+ */
+
+ function showNotice($notice)
+ {
+ $nli = new NoticeListItem($notice, $this);
+ $nli->show();
+ }
}