X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=actions%2Fnoticesearch.php;h=fd8fdf68e52f38139956ab5350aca4e1cee44a97;hb=64b72a3c9b8c9ee2d8716a3271834293d1e863f8;hp=54911d83b8afd4b522fc17616130705bdbe29814;hpb=abcb014f3d6f03ed3a99581130da7b325aeb2303;p=quix0rs-gnu-social.git diff --git a/actions/noticesearch.php b/actions/noticesearch.php index 54911d83b8..fd8fdf68e5 100644 --- a/actions/noticesearch.php +++ b/actions/noticesearch.php @@ -1,7 +1,19 @@ + * @author Robin Millette + * @author Sarven Capadisli + * @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3 + * @link http://status.net/ + * + * StatusNet - the distributed open-source microblogging tool + * Copyright (C) 2008, 2009, 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 @@ -17,118 +29,213 @@ * along with this program. If not, see . */ -if (!defined('LACONICA')) { exit(1); } - -require_once(INSTALLDIR.'/lib/searchaction.php'); -define(NOTICES_PER_PAGE, 20); - -# XXX common parent for people and content search? - -class NoticesearchAction extends SearchAction { - - function get_instructions() { - return _t('Search for notices on %%site.name%% by their contents. ' . - 'Separate search terms by spaces; they must be 3 characters or more.'); - } - - function get_title() { - return _t('Text search'); - } - - function show_results($q, $page) { - - $notice = new Notice(); - - # lcase it for comparison - $q = strtolower($q); - $notice->whereAdd('MATCH(content) against (\''.addslashes($q).'\')'); - - # Ask for an extra to see if there's more. - - $notice->limit((($page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1); - - $cnt = $notice->find(); - - if ($cnt > 0) { - $terms = preg_split('/[\s,]+/', $q); - common_element_start('ul', array('id' => 'notice')); - for ($i = 0; $i < min($cnt, NOTICES_PER_PAGE); $i++) { - if ($notice->fetch()) { - $this->show_notice($notice, $terms); - } else { - // shouldn't happen! - break; - } - } - common_element_end('ul'); - } else { - common_element('p', 'error', _t('No results')); - } - - common_pagination($page > 1, $cnt > NOTICES_PER_PAGE, - $page, 'noticesearch', array('q' => $q)); - } - - # XXX: refactor and combine with StreamAction::show_notice() - - function show_notice($notice, $terms) { - $profile = $notice->getProfile(); - # XXX: RDFa - common_element_start('li', array('class' => 'notice_single', - 'id' => 'notice-' . $notice->id)); - $avatar = $profile->getAvatar(AVATAR_STREAM_SIZE); - common_element_start('a', array('href' => $profile->profileurl)); - common_element('img', array('src' => ($avatar) ? common_avatar_display_url($avatar) : common_default_avatar(AVATAR_STREAM_SIZE), - 'class' => 'avatar stream', - 'width' => AVATAR_STREAM_SIZE, - 'height' => AVATAR_STREAM_SIZE, - 'alt' => - ($profile->fullname) ? $profile->fullname : - $profile->nickname)); - common_element_end('a'); - common_element('a', array('href' => $profile->profileurl, - 'class' => 'nickname'), - $profile->nickname); - # FIXME: URL, image, video, audio - common_element_start('p', array('class' => 'content')); - if ($notice->rendered) { - common_raw($this->highlight($notice->rendered, $terms)); - } else { - # XXX: may be some uncooked notices in the DB, - # we cook them right now. This should probably disappear in future - # versions (>> 0.4.x) - common_raw($this->highlight(common_render_content($notice->content, $notice), $terms)); - } - common_element_end('p'); - $noticeurl = common_local_url('shownotice', array('notice' => $notice->id)); - common_element_start('p', 'time'); - common_element('a', array('class' => 'permalink', - 'href' => $noticeurl, - 'title' => common_exact_date($notice->created)), - common_date_string($notice->created)); - if ($notice->reply_to) { - $replyurl = common_local_url('shownotice', array('notice' => $notice->reply_to)); - common_text(' ('); - common_element('a', array('class' => 'inreplyto', - 'href' => $replyurl), - _t('in reply to...')); - common_text(')'); - } - common_element_start('a', - array('href' => common_local_url('newnotice', - array('replyto' => $profile->nickname)), - 'onclick' => 'doreply("'.$profile->nickname.'"); return false', - 'title' => _t('reply'), - 'class' => 'replybutton')); - common_raw('→'); - common_element_end('a'); - common_element_end('p'); - common_element_end('li'); - } - - function highlight($text, $terms) { - $pattern = '/('.implode('|',array_map('htmlspecialchars', $terms)).')/i'; - $result = preg_replace($pattern, '\\1', $text); - return $result; - } +if (!defined('STATUSNET') && !defined('LACONICA')) { + exit(1); +} + +require_once INSTALLDIR.'/lib/searchaction.php'; + +/** + * Notice search action class. + * + * @category Action + * @package StatusNet + * @author Evan Prodromou + * @author Robin Millette + * @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3 + * @link http://status.net/ + * @todo common parent for people and content search? + */ +class NoticesearchAction extends SearchAction +{ + protected $q = null; + + function prepare($args) + { + parent::prepare($args); + + $this->q = $this->trimmed('q'); + + // FIXME: very dependent on tag format + if (preg_match('/^#([\pL\pN_\-\.]{1,64})/ue', $this->q)) { + common_redirect(common_local_url('tag', + array('tag' => common_canonical_tag(substr($this->q, 1)))), + 303); + } + + if (!empty($this->q)) { + + $profile = Profile::current(); + $stream = new SearchNoticeStream($this->q, $profile); + $page = $this->trimmed('page'); + + if (empty($page)) { + $page = 1; + } else { + $page = (int)$page; + } + + $this->notice = $stream->getNotices((($page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1); + } + + common_set_returnto($this->selfUrl()); + + return true; + } + + /** + * Get instructions + * + * @return string instruction text + */ + function getInstructions() + { + // TRANS: Instructions for Notice search page. + // TRANS: %%site.name%% is the name of the StatusNet site. + return _('Search for notices on %%site.name%% by their contents. Separate search terms by spaces; they must be 3 characters or more.'); + } + + /** + * Get title + * + * @return string title + */ + function title() + { + // TRANS: Title of the page where users can search for notices. + return _('Text search'); + } + + function getFeeds() + { + $q = $this->trimmed('q'); + + if (!$q) { + return null; + } + + return array(new Feed(Feed::RSS1, common_local_url('noticesearchrss', + array('q' => $q)), + // TRANS: Test in RSS notice search. + // TRANS: %1$s is the query, %2$s is the StatusNet site name. + sprintf(_('Search results for "%1$s" on %2$s'), + $q, common_config('site', 'name')))); + } + + /** + * Show results + * + * @param string $q search query + * @param integer $page page number + * + * @return void + */ + function showResults($q, $page) + { + if (Event::handle('StartNoticeSearchShowResults', array($this, $q, $this->notice))) { + if ($this->notice->N === 0) { + $this->showEmptyResults($q, $page); + } else { + $terms = preg_split('/[\s,]+/', $q); + $nl = new SearchNoticeList($this->notice, $this, $terms); + $cnt = $nl->show(); + $this->pagination($page > 1, + $cnt > NOTICES_PER_PAGE, + $page, + 'noticesearch', + array('q' => $q)); + } + Event::handle('EndNoticeSearchShowResults', array($this, $q, $this->notice)); + } + } + + function showEmptyResults($q, $page) + { + // TRANS: Text for notice search results is the query had no results. + $this->element('p', 'error', _('No results.')); + + $this->searchSuggestions($q); + if (common_logged_in()) { + // TRANS: Text for logged in users making a query for notices without results. + // TRANS: This message contains a Markdown link. + $message = sprintf(_('Be the first to [post on this topic](%%%%action.newnotice%%%%?status_textarea=%s)!'), urlencode($q)); + } + else { + // TRANS: Text for not logged in users making a query for notices without results. + // TRANS: This message contains Markdown links. + $message = sprintf(_('Why not [register an account](%%%%action.register%%%%) and be the first to [post on this topic](%%%%action.newnotice%%%%?status_textarea=%s)!'), urlencode($q)); + } + + $this->elementStart('div', 'guide'); + $this->raw(common_markup_to_html($message)); + $this->elementEnd('div'); + return; + } + + function showScripts() + { + parent::showScripts(); + $this->autofocus('q'); + } +} + +class SearchNoticeList extends NoticeList { + function __construct($notice, $out=null, $terms) + { + parent::__construct($notice, $out); + $this->terms = $terms; + } + + function newListItem($notice) + { + return new SearchNoticeListItem($notice, $this->out, $this->terms); + } +} + +class SearchNoticeListItem extends NoticeListItem { + function __construct($notice, $out=null, $terms) + { + parent::__construct($notice, $out); + $this->terms = $terms; + } + + function showContent() + { + // FIXME: URL, image, video, audio + $this->out->elementStart('p', array('class' => 'e-content')); + $this->out->raw($this->highlight($this->notice->getRendered(), $this->terms)); + $this->out->elementEnd('p'); + + } + + /** + * Highlist query terms + * + * @param string $text notice text + * @param array $terms terms to highlight + * + * @return void + */ + function highlight($text, $terms) + { + /* Highligh search terms */ + $options = implode('|', array_map('preg_quote', array_map('htmlspecialchars', $terms), + array_fill(0, sizeof($terms), '/'))); + $pattern = "/($options)/i"; + $result = ''; + + /* Divide up into text (highlight me) and tags (don't touch) */ + $chunks = preg_split('/(<[^>]+>)/', $text, 0, PREG_SPLIT_DELIM_CAPTURE); + foreach ($chunks as $i => $chunk) { + if ($i % 2 == 1) { + // odd: delimiter (tag) + $result .= $chunk; + } else { + // even: freetext between tags + $result .= preg_replace($pattern, '\\1', $chunk); + } + } + + return $result; + } }