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Atom search results for Twitter-compatible API + phpcs stuff

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This commit is contained in:
Zach Copley 2009-03-06 21:09:43 -08:00
parent 0617c7b773
commit ac7170bf6c
3 changed files with 411 additions and 32 deletions
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368
actions/twitapisearchatom.php Normal file
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@ -0,0 +1,368 @@
<?php
/**
* Laconica, the distributed open-source microblogging tool
*
* Action for showing Twitter-like Atom search results
*
* 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.
*
* 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/>.
*
* @category Search
* @package Laconica
* @author Zach Copley <zach@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);
}
require_once INSTALLDIR.'/lib/twitterapi.php';
/**
* Action for outputting search results in Twitter compatible Atom
* format.
*
* TODO: abstract Atom stuff into a ruseable base class like
* RSS10Action.
*
* @category Search
* @package Laconica
* @author Zach Copley <zach@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/
*
* @see TwitterapiAction
*/
class TwitapisearchatomAction extends TwitterapiAction
{
var $notices;
var $cnt;
var $query;
var $lang;
var $rpp;
var $page;
var $since_id;
var $geocode;
/**
* Constructor
*
* Just wraps the Action constructor.
*
* @param string $output URI to output to, default = stdout
* @param boolean $indent Whether to indent output, default true
*
* @see Action::__construct
*/
function __construct($output='php://output', $indent=true)
{
parent::__construct($output, $indent);
}
/**
* Do we need to write to the database?
*
* @return boolean true
*/
function isReadonly()
{
return true;
}
/**
* Read arguments and initialize members
*
* @param array $args Arguments from $_REQUEST
*
* @return boolean success
*
*/
function prepare($args)
{
parent::prepare($args);
$this->query = $this->trimmed('q');
$this->lang = $this->trimmed('lang');
$this->rpp = $this->trimmed('rpp');
if (!$this->rpp) {
$this->rpp = 15;
}
if ($this->rpp > 100) {
$this->rpp = 100;
}
$this->page = $this->trimmed('page');
if (!$this->page) {
$this->page = 1;
}
// TODO: Suppport since_id -- we need to tweak the backend
// Search classes to support it.
$this->since_id = $this->trimmed('since_id');
$this->geocode = $this->trimmed('geocode');
// TODO: Also, language and geocode
return true;
}
/**
* Handle a request
*
* @param array $args Arguments from $_REQUEST
*
* @return void
*/
function handle($args)
{
parent::handle($args);
$this->showAtom();
}
/**
* Get the notices to output as results. This also sets some class
* attrs so we can use them to calculate pagination, and output
* since_id and max_id.
*
* @return array an array of Notice objects sorted in reverse chron
*/
function getNotices()
{
// TODO: Support search operators like from: and to:, boolean, etc.
$notice = new Notice();
// lcase it for comparison
$q = strtolower($this->query);
$search_engine = $notice->getSearchEngine('identica_notices');
$search_engine->set_sort_mode('chron');
$search_engine->limit(($this->page - 1) * $this->rpp,
$this->rpp + 1, true);
$search_engine->query($q);
$this->cnt = $notice->find();
$cnt = 0;
while ($notice->fetch()) {
++$cnt;
if (!$this->max_id) {
$this->max_id = $notice->id;
}
if ($cnt > $this->rpp) {
break;
}
$notices[] = clone($notice);
}
return $notices;
}
/**
* Output search results as an Atom feed
*
* @return void
*/
function showAtom()
{
$notices = $this->getNotices();
$this->initAtom();
$this->showFeed();
foreach ($notices as $n) {
$this->showEntry($n);
}
$this->endAtom();
}
/**
* Show feed specific Atom elements
*
* @return void
*/
function showFeed()
{
// TODO: A9 OpenSearch stuff like search.twitter.com?
$lang = common_config('site', 'language');
$server = common_config('site', 'server');
$sitename = common_config('site', 'name');
// XXX: Use xmlns:laconica instead?
$this->elementStart('feed',
array('xmlns' => 'http://www.w3.org/2005/Atom',
'xmlns:twitter' => 'http://api.twitter.com/',
'xml:lang' => $lang));
$year = date('Y');
$this->element('id', null, "tag:$server,$year:search/$server");
$site_uri = common_path(false);
$search_uri = $site_uri . 'api/search.atom?q=' . urlencode($this->query);
if ($this->rpp != 15) {
$search_uri .= '&rpp=' . $this->rpp;
}
// FIXME: this alternate link is not quite right because our
// web-based notice search doesn't support a rpp (responses per
// page) param yet
$this->element('link', array('type' => 'text/html',
'rel' => 'alternate',
'href' => $site_uri . 'search/notice?q=' .
urlencode($this->query)));
// self link
$self_uri = $search_uri . '&page=' . $this->page;
$this->element('link', array('type' => 'application/atom+xml',
'rel' => 'self',
'href' => $self_uri));
$this->element('title', null, "$this->query - $sitename Search");
// refresh link
$refresh_uri = $search_uri . "&since_id=" . $this->max_id;
$this->element('link', array('type' => 'application/atom+xml',
'rel' => 'refresh',
'href' => $refresh_uri));
// pagination links
if ($this->cnt > $this->rpp) {
$next_uri = $search_uri . "&max_id=" . $this->max_id .
'&page=' . ($this->page + 1);
$this->element('link', array('type' => 'application/atom+xml',
'rel' => 'next',
'href' => $next_uri));
}
if ($this->page > 1) {
$previous_uri = $search_uri . "&max_id=" . $this->max_id .
'&page=' . ($this->page - 1);
$this->element('link', array('type' => 'application/atom+xml',
'rel' => 'previous',
'href' => $previous_uri));
}
}
/**
* Build an Atom entry similar to search.twitter.com's based on
* a given notice
*
* @param Notice $notice the notice to use
*
* @return void
*/
function showEntry($notice)
{
$server = common_config('site', 'server');
$profile = $notice->getProfile();
$nurl = common_local_url('shownotice', array('notice' => $notice->id));
$this->elementStart('entry');
$year = date('Y', strtotime($notice->created));
$this->element('id', null, "tag:$server,$year:$notice->id");
$this->element('published', null, common_date_w3dtf($notice->created));
$this->element('link', array('type' => 'text/html',
'rel' => 'alternate',
'href' => $nurl));
$this->element('title', null, common_xml_safe_str(trim($notice->content)));
$this->element('content', array('type' => 'text/html'), $notice->rendered);
$this->element('updated', null, common_date_w3dtf($notice->created));
$this->element('link', array('type' => 'image/png',
'rel' => 'image',
'href' => $profile->avatarUrl()));
// TODO: Here is where we'd put in a link to an atom feed for threads
$this->element("twitter:source", null,
htmlentities($this->source_link($notice->source)));
$this->elementStart('author');
$name = $profile->nickname;
if ($profile->fullname) {
$name .= ' (' . $profile->fullname . ')';
}
$this->element('name', null, $name);
$this->element('uri', null, common_profile_uri($profile));
$this->elementEnd('author');
$this->elementEnd('entry');
}
/**
* Initialize the Atom output, send headers
*
* @return void
*/
function initAtom()
{
header('Content-Type: application/atom+xml; charset=utf-8');
$this->startXml();
}
/**
* End the Atom feed
*
* @return void
*/
function endAtom()
{
$this->elementEnd('feed');
}
}

6
actions/twitapisearchjson.php
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@ -2,7 +2,7 @@
/**
* Laconica, the distributed open-source microblogging tool
*
* List of replies
* Action for showing Twitter-like JSON search results
*
* PHP version 5
*
@ -114,7 +114,7 @@ class TwitapisearchjsonAction extends TwitterapiAction
function showResults()
{
// TODO: Support search operators like from: and to:
// TODO: Support search operators like from: and to:, boolean, etc.
$notice = new Notice();
@ -137,7 +137,7 @@ class TwitapisearchjsonAction extends TwitterapiAction
}
/**
* This is a read-only action
* Do we need to write to the database?
*
* @return boolean true
*/

69
lib/jsonsearchresultslist.php
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@ -22,7 +22,7 @@
* @category Search
* @package Laconica
* @author Zach Copley <zach@controlyourself.ca>
* @copyright 2008-2009 Control Yourself, Inc.
* @copyright 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/
*/
@ -62,14 +62,19 @@ class JSONSearchResultsList
/**
* constructor
*
* @param Notice $notice stream of notices from DB_DataObject
* @param Notice $notice stream of notices from DB_DataObject
* @param string $query the original search query
* @param int $rpp the number of results to display per page
* @param int $page a page offset
* @param int $since_id only display notices newer than this
*/
function __construct($notice, $query, $rpp, $page, $since_id = 0)
{
$this->notice = $notice;
$this->query = urlencode($query);
$this->results_per_page = $this->rpp = $rpp;
$this->results_per_page = $rpp;
$this->rpp = $rpp;
$this->page = $page;
$this->since_id = $since_id;
$this->results = array();
@ -78,7 +83,7 @@ class JSONSearchResultsList
/**
* show the list of search results
*
* @return int count of the search results listed.
* @return int $count of the search results listed.
*/
function show()
@ -103,7 +108,7 @@ class JSONSearchResultsList
array_push($this->results, $item);
}
$time_end = microtime(true);
$time_end = microtime(true);
$this->completed_in = $time_end - $time_start;
// Set other attrs
@ -197,7 +202,7 @@ class ResultItem
function buildResult()
{
$this->text = $this->notice->content;
$this->text = $this->notice->content;
$replier_profile = null;
if ($this->notice->reply_to) {
@ -209,18 +214,21 @@ class ResultItem
$this->to_user_id = ($replier_profile) ?
intval($replier_profile->id) : null;
$this->to_user = ($replier_profile) ?
$this->to_user = ($replier_profile) ?
$replier_profile->nickname : null;
$this->from_user = $this->profile->nickname;
$this->id = $this->notice->id;
$this->from_user = $this->profile->nickname;
$this->id = $this->notice->id;
$this->from_user_id = $this->profile->id;
$user = User::staticGet('id', $this->profile->id);
$this->iso_language_code = $this->user->language;
$this->source = $this->getSourceLink($this->notice->source);
$avatar = $this->profile->getAvatar(AVATAR_STREAM_SIZE);
$this->profile_image_url = ($avatar) ?
$avatar->displayUrl() : Avatar::defaultImage(AVATAR_STREAM_SIZE);
@ -233,27 +241,30 @@ class ResultItem
* Either the name (and link) of the API client that posted the notice,
* or one of other other channels.
*
* @return string the source of the Notice
* @param string $source the source of the Notice
*
* @return string a fully rendered source of the Notice
*/
function getSourceLink($source)
{
$source_name = _($source);
switch ($source) {
case 'web':
case 'xmpp':
case 'mail':
case 'omb':
case 'api':
break;
default:
$ns = Notice_source::staticGet($source);
if ($ns) {
$source_name = '<a href="' . $ns->url . '">' . $ns->name . '</a>';
}
break;
}
return $source_name;
}
function getSourceLink($source)
{
$source_name = _($source);
switch ($source) {
case 'web':
case 'xmpp':
case 'mail':
case 'omb':
case 'api':
break;
default:
$ns = Notice_source::staticGet($source);
if ($ns) {
$source_name = '<a href="' . $ns->url . '">' . $ns->name . '</a>';
}
break;
}
return $source_name;
}
}