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<?php
/**
* Credits.php -- formats credits for articles
* Copyright 2004, Evan Prodromou <evan@wikitravel.org>.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*
* @author <evan@wikitravel.org>
*/
class Credits {
/**
* This is largely cadged from PageHistory::history
* @param $article Article object
*/
public static function showPage( Article $article ) {
global $wgOut;
wfProfileIn( __METHOD__ );
$wgOut->setPageTitle( $article->mTitle->getPrefixedText() );
$wgOut->setSubtitle( wfMsg( 'creditspage' ) );
$wgOut->setArticleFlag( false );
$wgOut->setArticleRelated( true );
$wgOut->setRobotPolicy( 'noindex,nofollow' );
if( $article->mTitle->getArticleID() == 0 ) {
$s = wfMsg( 'nocredits' );
} else {
$s = self::getCredits($article, -1 );
}
$wgOut->addHTML( $s );
wfProfileOut( __METHOD__ );
}
/**
* Get a list of contributors of $article
* @param $article Article object
* @param $cnt Int: maximum list of contributors to show
* @param $showIfMax Bool: whether to contributors if there more than $cnt
* @return String: html
*/
public static function getCredits( Article $article, $cnt, $showIfMax = true ) {
wfProfileIn( __METHOD__ );
$s = '';
if( isset( $cnt ) && $cnt != 0 ){
$s = self::getAuthor( $article );
if ( $cnt > 1 || $cnt < 0 ) {
$s .= ' ' . self::getContributors( $article, $cnt - 1, $showIfMax );
}
}
wfProfileOut( __METHOD__ );
return $s;
}
/**
* Get the last author with the last modification time
* @param $article Article object
*/
protected static function getAuthor( Article $article ){
global $wgLang;
$user = User::newFromId( $article->getUser() );
$timestamp = $article->getTimestamp();
if( $timestamp ){
$d = $wgLang->date( $article->getTimestamp(), true );
$t = $wgLang->time( $article->getTimestamp(), true );
} else {
$d = '';
$t = '';
}
return wfMsgExt( 'lastmodifiedatby', 'parsemag', $d, $t, self::userLink( $user ), $user->getName() );
}
/**
* Get a list of contributors of $article
* @param $article Article object
* @param $cnt Int: maximum list of contributors to show
* @param $showIfMax Bool: whether to contributors if there more than $cnt
* @return String: html
*/
protected static function getContributors( Article $article, $cnt, $showIfMax ) {
global $wgLang, $wgHiddenPrefs;
$contributors = $article->getContributors();
$others_link = false;
# Hmm... too many to fit!
if( $cnt > 0 && $contributors->count() > $cnt ){
$others_link = self::othersLink( $article );
if( !$showIfMax )
return wfMsg( 'othercontribs', $others_link );
}
$real_names = array();
$user_names = array();
$anon_ips = array();
# Sift for real versus user names
foreach( $contributors as $user ) {
$cnt--;
if( $user->isLoggedIn() ){
$link = self::link( $user );
if( !in_array( 'realname', $wgHiddenPrefs ) && $user->getRealName() )
$real_names[] = $link;
else
$user_names[] = $link;
} else {
$anon_ips[] = self::link( $user );
}
if( $cnt == 0 ) break;
}
if ( count( $real_names ) ) {
$real = $wgLang->listToText( $real_names );
} else {
$real = false;
}
# "ThisSite user(s) A, B and C"
if( count( $user_names ) ){
$user = wfMsgExt( 'siteusers', array( 'parsemag' ),
$wgLang->listToText( $user_names ), count( $user_names ) );
} else {
$user = false;
}
if( count( $anon_ips ) ){
$anon = wfMsgExt( 'anonusers', array( 'parsemag' ),
$wgLang->listToText( $anon_ips ), count( $anon_ips ) );
} else {
$anon = false;
}
# This is the big list, all mooshed together. We sift for blank strings
$fulllist = array();
foreach( array( $real, $user, $anon, $others_link ) as $s ){
if( $s ){
array_push( $fulllist, $s );
}
}
# Make the list into text...
$creds = $wgLang->listToText( $fulllist );
# "Based on work by ..."
return strlen( $creds ) ? wfMsg( 'othercontribs', $creds ) : '';
}
/**
* Get a link to $user's user page
* @param $user User object
* @return String: html
*/
protected static function link( User $user ) {
global $wgUser, $wgHiddenPrefs;
if( !in_array( 'realname', $wgHiddenPrefs ) && !$user->isAnon() )
$real = $user->getRealName();
else
$real = false;
$skin = $wgUser->getSkin();
$page = $user->isAnon() ?
SpecialPage::getTitleFor( 'Contributions', $user->getName() ) :
$user->getUserPage();
return $skin->link( $page, htmlspecialchars( $real ? $real : $user->getName() ) );
}
/**
* Get a link to $user's user page
* @param $user_name String: user name
* @param $linkText String: optional display
* @return String: html
*/
protected static function userLink( User $user ) {
$link = self::link( $user );
if( $user->isAnon() ){
return wfMsgExt( 'anonuser', array( 'parseinline', 'replaceafter' ), $link );
} else {
global $wgHiddenPrefs;
if( !in_array( 'realname', $wgHiddenPrefs ) && $user->getRealName() )
return $link;
else
return wfMsgExt( 'siteuser', array( 'parseinline', 'replaceafter' ), $link );
}
}
/**
* Get a link to action=credits of $article page
* @param $article Article object
* @return String: html
*/
protected static function othersLink( Article $article ) {
global $wgUser;
$skin = $wgUser->getSkin();
return $skin->link( $article->getTitle(), wfMsgHtml( 'others' ), array(), array( 'action' => 'credits' ), array( 'known' ) );
}
}