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Diffstat (limited to 'plugins/ShareNotice/ShareNoticePlugin.php')
| -rw-r--r-- | plugins/ShareNotice/ShareNoticePlugin.php | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/plugins/ShareNotice/ShareNoticePlugin.php b/plugins/ShareNotice/ShareNoticePlugin.php new file mode 100644 index 000000000..8b94f83c8 --- /dev/null +++ b/plugins/ShareNotice/ShareNoticePlugin.php @@ -0,0 +1,223 @@ +<?php +/* + * StatusNet - the distributed open-source microblogging tool + * Copyright (C) 2010, StatusNet, Inc. + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * 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/>. + */ + +/** + * @package ShareNoticePlugin + * @maintainer Brion Vibber <brion@status.net> + */ + +if (!defined('STATUSNET')) { exit(1); } + +class ShareNoticePlugin extends Plugin +{ + public $targets = array( + array('Twitter'), + array('Facebook'), + array('StatusNet', array('baseurl' => 'http://identi.ca')) + ); + + function onEndShowStatusNetStyles($action) { + $action->cssLink('plugins/ShareNotice/css/sharenotice.css'); + return true; + } + + function onStartShowNoticeItem($item) + { + $notice = $item->notice; + $out = $item->out; + + $out->elementStart('ul', array('class' => 'notice-share')); + foreach ($this->targets as $data) { + $type = $data[0]; + $args = (count($data) > 1) ? $data[1] : array(); + $target = $this->getShareTarget($type, $notice, $args); + $this->showShareTarget($out, $target); + } + $out->elementEnd('ul'); + } + + private function getShareTarget($type, $notice, $args) + { + $class = ucfirst($type) . 'ShareTarget'; + + return new $class($notice, $args); + } + + private function showShareTarget(HTMLOutputter $out, NoticeShareTarget $target) + { + $class = $target->getClass(); + $text = $target->getText(); + $url = $target->targetUrl(); + + $out->elementStart('li', array('class' => 'notice-share-' . $class)); + $out->elementStart('a', array( + 'href' => $url, + 'title' => $text, + 'target' => '_blank' + )); + $out->element('span', array(), $text); + $out->elementEnd('a'); + $out->elementEnd('li'); + } +} + +abstract class NoticeShareTarget +{ + protected $notice; + + public function __construct($notice) + { + $this->notice = $notice; + } + + public abstract function getClass(); + + public abstract function getText(); + + public abstract function targetUrl(); +} + +abstract class GenericNoticeShareTarget extends NoticeShareTarget +{ + protected function maxLength() + { + return 140; // typical + } + + protected function statusText() + { + // TRANS: Leave this message unchanged. + $pattern = _m('"%s"'); + $url = $this->notice->bestUrl(); + $suffix = ' ' . $url; + $room = $this->maxLength() - mb_strlen($suffix) - (mb_strlen($pattern) - mb_strlen('%s')); + + $content = $this->notice->content; + if (mb_strlen($content) > $room) { + $content = mb_substr($content, 0, $room - 1) . '…'; + } + + return sprintf($pattern, $content) . $suffix; + } +} + +class TwitterShareTarget extends GenericNoticeShareTarget +{ + public function getClass() + { + return 'twitter'; + } + + public function getText() + { + // TRANS: Tooltip for image to share a notice on Twitter. + return _m('Share on Twitter'); + } + + public function targetUrl() + { + $args = array( + 'status' => $this->statusText() + ); + return 'http://twitter.com/home?' . + http_build_query($args, null, '&'); + } +} + +class StatusNetShareTarget extends GenericNoticeShareTarget +{ + protected $baseurl; + + public function __construct($notice, $args) + { + parent::__construct($notice); + $this->baseurl = $args['baseurl']; + } + + public function getClass() + { + return 'statusnet'; + } + + public function getText() + { + $host = parse_url($this->baseurl, PHP_URL_HOST); + // TRANS: Tooltip for image to share a notice on another platform (other than Twitter or Facebook). + // TRANS: %s is a host name. + return sprintf(_m('Share on %s'), $host); + } + + public function targetUrl() + { + $args = array( + 'status_textarea' => $this->statusText() + ); + return $this->baseurl . '/notice/new?' . + http_build_query($args, null, '&'); + } +} + +class FacebookShareTarget extends NoticeShareTarget +{ + public function getClass() + { + return 'facebook'; + } + + public function getText() + { + // TRANS: Tooltip for image to share a notice on Facebook. + return _m('Share on Facebook'); + } + + public function targetUrl() + { + $args = array( + 'u' => $this->notice->bestUrl(), + // TRANS: %s is notice content that is shared on Twitter, Facebook or another platform. + 't' => sprintf(_m('"%s"'), $this->notice->content), + ); + return 'http://www.facebook.com/sharer.php?' . + http_build_query($args, null, '&'); + } + + /** + * Provide plugin version information. + * + * This data is used when showing the version page. + * + * @param array &$versions array of version data arrays; see EVENTS.txt + * + * @return boolean hook value + */ + function onPluginVersion(&$versions) + { + $url = 'http://status.net/wiki/Plugin:ShareNotice'; + + $versions[] = array('name' => 'ShareNotice', + 'version' => STATUSNET_VERSION, + 'author' => 'Brion Vibber', + 'homepage' => $url, + 'rawdescription' => + // TRANS: Plugin description. + _m('This plugin allows sharing of notices to Twitter, Facebook and other platforms.')); + + return true; + } +} |