specialwatchlist.php

来自「php 开发的内容管理系统」· PHP 代码 · 共 514 行 · 第 1/2 页

	# Show watchlist header
	$header = '';
	if( $wgUser->getOption( 'enotifwatchlistpages' ) && $wgEnotifWatchlist) {
		$header .= wfMsg( 'wlheader-enotif' ) . "\n";
	}
	if ( $wgEnotifWatchlist && $wgShowUpdatedMarker ) {
		$header .= wfMsg( 'wlheader-showupdated' ) . "\n";
	}

  # Toggle watchlist content (all recent edits or just the latest)
	if( $wgUser->getOption( 'extendwatchlist' )) {
		$andLatest=''; 
 		$limitWatchlist = 'LIMIT ' . intval( $wgUser->getOption( 'wllimit' ) );
	} else {
		$andLatest= 'AND rc_this_oldid=page_latest';
		$limitWatchlist = '';
	}

	# TODO: Consider removing the third parameter
	$header .= wfMsg( 'watchdetails', $wgLang->formatNum( $nitems ),
		$wgLang->formatNum( $npages ), '',
		$specialTitle->getFullUrl( 'edit=yes' ) );
	$wgOut->addWikiText( $header );

	if ( $wgEnotifWatchlist && $wgShowUpdatedMarker ) {
		$wgOut->addHTML( '<form action="' .
			$specialTitle->escapeLocalUrl() .
			'" method="post"><input type="submit" name="dummy" value="' .
			htmlspecialchars( wfMsg( 'enotif_reset' ) ) .
			'" /><input type="hidden" name="reset" value="all" /></form>' .
			"\n\n" );
	}

	$sql = "SELECT
	  rc_namespace AS page_namespace, rc_title AS page_title,
	  rc_comment AS rev_comment, rc_cur_id AS page_id,
	  rc_user AS rev_user, rc_user_text AS rev_user_text,
	  rc_timestamp AS rev_timestamp, rc_minor AS rev_minor_edit,
	  rc_this_oldid AS rev_id,
	  rc_last_oldid, rc_id, rc_patrolled,
	  rc_new AS page_is_new,wl_notificationtimestamp
	  FROM $watchlist,$recentchanges,$page
	  WHERE wl_user=$uid
	  AND wl_namespace=rc_namespace
	  AND wl_title=rc_title
	  AND rc_timestamp > '$cutoff'
	  AND rc_cur_id=page_id
	  $andLatest
	  $andHideOwn
	  $andHideBots
	  $nameSpaceClause
	  ORDER BY rc_timestamp DESC
	  $limitWatchlist";

	$res = $dbr->query( $sql, $fname );
	$numRows = $dbr->numRows( $res );

	/* Start bottom header */
	$wgOut->addHTML( "<hr />\n<p>" );

	if($days >= 1)
		$wgOut->addWikiText( wfMsg( 'rcnote', $wgLang->formatNum( $numRows ),
			$wgLang->formatNum( $days ), $wgLang->timeAndDate( wfTimestampNow(), true ) ) . '<br />' , false );
	elseif($days > 0)
		$wgOut->addWikiText( wfMsg( 'wlnote', $wgLang->formatNum( $numRows ),
			$wgLang->formatNum( round($days*24) ) ) . '<br />' , false );

	$wgOut->addHTML( "\n" . wlCutoffLinks( $days, 'Watchlist', $nondefaults ) . "<br />\n" );

	# Spit out some control panel links
	$thisTitle = Title::makeTitle( NS_SPECIAL, 'Watchlist' );
	$skin = $wgUser->getSkin();
	$linkElements = array( 'hideOwn' => 'wlhideshowown', 'hideBots' => 'wlhideshowbots' );
	
	# Problems encountered using the fancier method
	$label = $hideBots ? wfMsgHtml( 'show' ) : wfMsgHtml( 'hide' );
	$linkBits = wfArrayToCGI( array( 'hideBots' => 1 - (int)$hideBots ), $nondefaults );
	$link = $skin->makeKnownLinkObj( $thisTitle, $label, $linkBits );
	$links[] = wfMsgHtml( 'wlhideshowbots', $link );

	$label = $hideOwn ? wfMsgHtml( 'show' ) : wfMsgHtml( 'hide' );
	$linkBits = wfArrayToCGI( array( 'hideOwn' => 1 - (int)$hideOwn ), $nondefaults );
	$link = $skin->makeKnownLinkObj( $thisTitle, $label, $linkBits );
	$links[] = wfMsgHtml( 'wlhideshowown', $link );

	$wgOut->addHTML( implode( ' | ', $links ) );

	# Form for namespace filtering
	$thisAction = $thisTitle->escapeLocalUrl();
	$nsForm  = "<form method=\"post\" action=\"{$thisAction}\">\n";
	$nsForm .= "<label for=\"namespace\">" . wfMsgExt( 'namespace', array( 'parseinline') ) . "</label> ";
	$nsForm .= HTMLnamespaceselector( $nameSpace, '' ) . "\n";
	$nsForm .= ( $hideOwn ? "<input type=\"hidden\" name=\"hideown\" value=\"1\" />\n" : "" );
	$nsForm .= ( $hideBots ? "<input type=\"hidden\" name=\"hidebots\" value=\"1\" />\n" : "" );
	$nsForm .= "<input type=\"hidden\" name=\"days\" value=\"" . $days . "\" />\n";
	$nsForm .= "<input type=\"submit\" name=\"submit\" value=\"" . wfMsgExt( 'allpagessubmit', array( 'escape') ) . "\" />\n";
	$nsForm .= "</form>\n";
	$wgOut->addHTML( $nsForm );

	if ( $numRows == 0 ) {
		$wgOut->addWikitext( "<br />" . wfMsg( 'watchnochange' ), false );
		$wgOut->addHTML( "</p>\n" );
		return;
	}

	$wgOut->addHTML( "</p>\n" );
	/* End bottom header */

	$list = ChangesList::newFromUser( $wgUser );

	$s = $list->beginRecentChangesList();
	$counter = 1;
	while ( $obj = $dbr->fetchObject( $res ) ) {
		# Make fake RC entry
		$rc = RecentChange::newFromCurRow( $obj, $obj->rc_last_oldid );
		$rc->counter = $counter++;

		if ( $wgShowUpdatedMarker ) {
			$updated = $obj->wl_notificationtimestamp;
		} else {
			// Same visual appearance as MW 1.4
			$updated = true;
		}

		if ($wgRCShowWatchingUsers && $wgUser->getOption( 'shownumberswatching' )) {
			$sql3 = "SELECT COUNT(*) AS n FROM $watchlist WHERE wl_title='" .wfStrencode($obj->page_title). "' AND wl_namespace='{$obj->page_namespace}'" ;
			$res3 = $dbr->query( $sql3, DB_READ, $fname );
			$x = $dbr->fetchObject( $res3 );
			$rc->numberofWatchingusers = $x->n;
		} else {
			$rc->numberofWatchingusers = 0;
		}

		$s .= $list->recentChangesLine( $rc, $updated );
	}
	$s .= $list->endRecentChangesList();

	$dbr->freeResult( $res );
	$wgOut->addHTML( $s );

	if ( $wgUseWatchlistCache ) {
		$wgMemc->set( $memckey, $s, $wgWLCacheTimeout);
	}

}

function wlHoursLink( $h, $page, $options = array() ) {
	global $wgUser, $wgLang, $wgContLang;
	$sk = $wgUser->getSkin();
	$s = $sk->makeKnownLink(
	  $wgContLang->specialPage( $page ),
	  $wgLang->formatNum( $h ),
	  wfArrayToCGI( array('days' => ($h / 24.0)), $options ) );
	return $s;
}

function wlDaysLink( $d, $page, $options = array() ) {
	global $wgUser, $wgLang, $wgContLang;
	$sk = $wgUser->getSkin();
	$s = $sk->makeKnownLink(
	  $wgContLang->specialPage( $page ),
	  ($d ? $wgLang->formatNum( $d ) : wfMsgHtml( 'watchlistall2' ) ),
	  wfArrayToCGI( array('days' => $d), $options ) );
	return $s;
}

/**
 * Returns html
 */
function wlCutoffLinks( $days, $page = 'Watchlist', $options = array() ) {
	$hours = array( 1, 2, 6, 12 );
	$days = array( 1, 3, 7 );
	$cl = '';
	$i = 0;
	foreach( $hours as $h ) {
		$hours[$i++] = wlHoursLink( $h, $page, $options );
	}
	$i = 0;
	foreach( $days as $d ) {
		$days[$i++] = wlDaysLink( $d, $page, $options );
	}
	return wfMsgExt('wlshowlast',
		array('parseinline', 'replaceafter'),
		implode(' | ', $hours),
		implode(' | ', $days),
		wlDaysLink( 0, $page, $options ) );
}

/**
 * Count the number of items on a user's watchlist
 *
 * @param $talk Include talk pages
 * @return integer
 */
function wlCountItems( &$user, $talk = true ) {
	$dbr =& wfGetDB( DB_SLAVE );
	
	# Fetch the raw count
	$res = $dbr->select( 'watchlist', 'COUNT(*) AS count', array( 'wl_user' => $user->mId ), 'wlCountItems' );
	$row = $dbr->fetchObject( $res );
	$count = $row->count;
	$dbr->freeResult( $res );
	
	# Halve to remove talk pages if needed
	if( !$talk )
		$count = floor( $count / 2 );
		
	return( $count );	
}

/**
 * Allow the user to clear their watchlist
 *
 * @param $out Output object
 * @param $request Request object
 * @param $par Parameters passed to the watchlist page
 * @return bool True if it's been taken care of; false indicates the watchlist
 * 				code needs to do something further
 */
function wlHandleClear( &$out, &$request, $par ) {
	# Check this function has something to do
	if( $request->getText( 'action' ) == 'clear' || $par == 'clear' ) {
		global $wgUser;
		$out->setPageTitle( wfMsgHtml( 'clearwatchlist' ) );
		$count = wlCountItems( $wgUser );
		if( $count > 0 ) {
			# See if we're clearing or confirming
			if( $request->wasPosted() && $wgUser->matchEditToken( $request->getText( 'token' ), 'clearwatchlist' ) ) {
				# Clearing, so do it and report the result
				$dbw =& wfGetDB( DB_MASTER );
				$dbw->delete( 'watchlist', array( 'wl_user' => $wgUser->mId ), 'wlHandleClear' );
				$out->addWikiText( wfMsg( 'watchlistcleardone', $count ) );
				$out->returnToMain();
			} else {
				# Confirming, so show a form
				$wlTitle = Title::makeTitle( NS_SPECIAL, 'Watchlist' );
				$out->addHTML( wfElement( 'form', array( 'method' => 'post', 'action' => $wlTitle->getLocalUrl( 'action=clear' ) ), NULL ) );
				$out->addWikiText( wfMsg( 'watchlistcount', $count ) );
				$out->addWikiText( wfMsg( 'watchlistcleartext' ) );
				$out->addHTML( wfElement( 'input', array( 'type' => 'hidden', 'name' => 'token', 'value' => $wgUser->editToken( 'clearwatchlist' ) ), '' ) );
				$out->addHTML( wfElement( 'input', array( 'type' => 'submit', 'name' => 'submit', 'value' => wfMsgHtml( 'watchlistclearbutton' ) ), '' ) );
				$out->addHTML( wfCloseElement( 'form' ) ); 
			}
			return( true );
		} else {
			# Nothing on the watchlist; nothing to do here
			$out->addWikiText( wfMsg( 'nowatchlist' ) );
			$out->returnToMain();
			return( true );
		}
	} else {
		return( false );
	}
}

?>