skin.php

来自「php 开发的内容管理系统」· PHP 代码 · 共 1,500 行 · 第 1/3 页

		$mp = wfMsg( 'mainpage' );
		$titleObj = Title::newFromText( $mp );
		if ( is_object( $titleObj ) ) {
			$url = $titleObj->escapeLocalURL();
		} else {
			$url = '';
		}

		$logourl = $this->getLogo();
		$s = "<a href='{$url}'><img{$a} src='{$logourl}' alt='[{$mp}]' /></a>";
		return $s;
	}

	/**
	 * show a drop-down box of special pages
	 * @TODO crash bug913. Need to be rewrote completly.
	 */
	function specialPagesList() {
		global $wgUser, $wgContLang, $wgServer, $wgRedirectScript, $wgAvailableRights;
		require_once('SpecialPage.php');
		$a = array();
		$pages = SpecialPage::getPages();

		// special pages without access restriction
		foreach ( $pages[''] as $name => $page ) {
			$a[$name] = $page->getDescription();
		}

		// Other special pages that are restricted.
		// Copied from SpecialSpecialpages.php
		foreach($wgAvailableRights as $right) {
			if( $wgUser->isAllowed($right) ) {
				/** Add all pages for this right */
				if(isset($pages[$right])) {
					foreach($pages[$right] as $name => $page) {
					$a[$name] = $page->getDescription();
					}
				}
			}
		}

		$go = wfMsg( 'go' );
		$sp = wfMsg( 'specialpages' );
		$spp = $wgContLang->specialPage( 'Specialpages' );

		$s = '<form id="specialpages" method="get" class="inline" ' .
		  'action="' . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
		$s .= "<select name=\"wpDropdown\">\n";
		$s .= "<option value=\"{$spp}\">{$sp}</option>\n";


		foreach ( $a as $name => $desc ) {
			$p = $wgContLang->specialPage( $name );
			$s .= "<option value=\"{$p}\">{$desc}</option>\n";
		}
		$s .= "</select>\n";
		$s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
		$s .= "</form>\n";
		return $s;
	}

	function mainPageLink() {
		$mp = wfMsgForContent( 'mainpage' );
		$mptxt = wfMsg( 'mainpage');
		$s = $this->makeKnownLink( $mp, $mptxt );
		return $s;
	}

	function copyrightLink() {
		$s = $this->makeKnownLink( wfMsgForContent( 'copyrightpage' ),
		  wfMsg( 'copyrightpagename' ) );
		return $s;
	}

	function privacyLink() {
		$privacy = wfMsg( 'privacy' );
		if ($privacy == '-') {
			return '';
		} else {
			return $this->makeKnownLink( wfMsgForContent( 'privacypage' ), $privacy);
		}
	}

	function aboutLink() {
		$s = $this->makeKnownLink( wfMsgForContent( 'aboutpage' ),
		  wfMsg( 'aboutsite' ) );
		return $s;
	}

	function disclaimerLink() {
		$disclaimers = wfMsg( 'disclaimers' );
		if ($disclaimers == '-') {
			return '';
		} else {
			return $this->makeKnownLink( wfMsgForContent( 'disclaimerpage' ),
			                             $disclaimers );
		}
	}

	function editThisPage() {
		global $wgOut, $wgTitle;

		if ( ! $wgOut->isArticleRelated() ) {
			$s = wfMsg( 'protectedpage' );
		} else {
			if ( $wgTitle->userCanEdit() ) {
				$t = wfMsg( 'editthispage' );
			} else {
				$t = wfMsg( 'viewsource' );
			}

			$s = $this->makeKnownLinkObj( $wgTitle, $t, $this->editUrlOptions() );
		}
		return $s;
	}

	/**
	 * Return URL options for the 'edit page' link.
	 * This may include an 'oldid' specifier, if the current page view is such.
	 *
	 * @return string
	 * @private
	 */
	function editUrlOptions() {
		global $wgArticle;

		if( $this->mRevisionId && ! $wgArticle->isCurrent() ) {
			return "action=edit&oldid=" . intval( $this->mRevisionId );
		} else {
			return "action=edit";
		}
	}

	function deleteThisPage() {
		global $wgUser, $wgTitle, $wgRequest;

		$diff = $wgRequest->getVal( 'diff' );
		if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isAllowed('delete') ) {
			$t = wfMsg( 'deletethispage' );

			$s = $this->makeKnownLinkObj( $wgTitle, $t, 'action=delete' );
		} else {
			$s = '';
		}
		return $s;
	}

	function protectThisPage() {
		global $wgUser, $wgTitle, $wgRequest;

		$diff = $wgRequest->getVal( 'diff' );
		if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isAllowed('protect') ) {
			if ( $wgTitle->isProtected() ) {
				$t = wfMsg( 'unprotectthispage' );
				$q = 'action=unprotect';
			} else {
				$t = wfMsg( 'protectthispage' );
				$q = 'action=protect';
			}
			$s = $this->makeKnownLinkObj( $wgTitle, $t, $q );
		} else {
			$s = '';
		}
		return $s;
	}

	function watchThisPage() {
		global $wgOut, $wgTitle;

		if ( $wgOut->isArticleRelated() ) {
			if ( $wgTitle->userIsWatching() ) {
				$t = wfMsg( 'unwatchthispage' );
				$q = 'action=unwatch';
			} else {
				$t = wfMsg( 'watchthispage' );
				$q = 'action=watch';
			}
			$s = $this->makeKnownLinkObj( $wgTitle, $t, $q );
		} else {
			$s = wfMsg( 'notanarticle' );
		}
		return $s;
	}

	function moveThisPage() {
		global $wgTitle;

		if ( $wgTitle->userCanMove() ) {
			return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Movepage' ),
			  wfMsg( 'movethispage' ), 'target=' . $wgTitle->getPrefixedURL() );
		} else {
			// no message if page is protected - would be redundant
			return '';
		}
	}

	function historyLink() {
		global $wgTitle;

		return $this->makeKnownLinkObj( $wgTitle,
		  wfMsg( 'history' ), 'action=history' );
	}

	function whatLinksHere() {
		global $wgTitle;

		return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Whatlinkshere' ),
		  wfMsg( 'whatlinkshere' ), 'target=' . $wgTitle->getPrefixedURL() );
	}

	function userContribsLink() {
		global $wgTitle;

		return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Contributions' ),
		  wfMsg( 'contributions' ), 'target=' . $wgTitle->getPartialURL() );
	}

	function showEmailUser( $id ) {
		global $wgEnableEmail, $wgEnableUserEmail, $wgUser;
		return $wgEnableEmail &&
		       $wgEnableUserEmail &&
		       $wgUser->isLoggedIn() && # show only to signed in users
		       0 != $id; # we can only email to non-anons ..
#		       '' != $id->getEmail() && # who must have an email address stored ..
#		       0 != $id->getEmailauthenticationtimestamp() && # .. which is authenticated
#		       1 != $wgUser->getOption('disablemail'); # and not disabled
	}

	function emailUserLink() {
		global $wgTitle;

		return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Emailuser' ),
		  wfMsg( 'emailuser' ), 'target=' . $wgTitle->getPartialURL() );
	}

	function watchPageLinksLink() {
		global $wgOut, $wgTitle;

		if ( ! $wgOut->isArticleRelated() ) {
			return '(' . wfMsg( 'notanarticle' ) . ')';
		} else {
			return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL,
			  'Recentchangeslinked' ), wfMsg( 'recentchangeslinked' ),
			  'target=' . $wgTitle->getPrefixedURL() );
		}
	}

	function trackbackLink() {
		global $wgTitle;

		return "<a href=\"" . $wgTitle->trackbackURL() . "\">"
			. wfMsg('trackbacklink') . "</a>";
	}

	function otherLanguages() {
		global $wgOut, $wgContLang, $wgHideInterlanguageLinks;

		if ( $wgHideInterlanguageLinks ) {
			return '';
		}

		$a = $wgOut->getLanguageLinks();
		if ( 0 == count( $a ) ) {
			return '';
		}

		$s = wfMsg( 'otherlanguages' ) . ': ';
		$first = true;
		if($wgContLang->isRTL()) $s .= '<span dir="LTR">';
		foreach( $a as $l ) {
			if ( ! $first ) { $s .= ' | '; }
			$first = false;

			$nt = Title::newFromText( $l );
			$url = $nt->escapeFullURL();
			$text = $wgContLang->getLanguageName( $nt->getInterwiki() );

			if ( '' == $text ) { $text = $l; }
			$style = $this->getExternalLinkAttributes( $l, $text );
			$s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
		}
		if($wgContLang->isRTL()) $s .= '</span>';
		return $s;
	}

	function bugReportsLink() {
		$s = $this->makeKnownLink( wfMsgForContent( 'bugreportspage' ),
		  wfMsg( 'bugreports' ) );
		return $s;
	}

	function dateLink() {
		$t1 = Title::newFromText( gmdate( 'F j' ) );
		$t2 = Title::newFromText( gmdate( 'Y' ) );

		$id = $t1->getArticleID();

		if ( 0 == $id ) {
			$s = $this->makeBrokenLink( $t1->getText() );
		} else {
			$s = $this->makeKnownLink( $t1->getText() );
		}
		$s .= ', ';

		$id = $t2->getArticleID();

		if ( 0 == $id ) {
			$s .= $this->makeBrokenLink( $t2->getText() );
		} else {
			$s .= $this->makeKnownLink( $t2->getText() );
		}
		return $s;
	}

	function talkLink() {
		global $wgTitle;

		if ( NS_SPECIAL == $wgTitle->getNamespace() ) {
			# No discussion links for special pages
			return '';
		}

		if( $wgTitle->isTalkPage() ) {
			$link = $wgTitle->getSubjectPage();
			switch( $link->getNamespace() ) {
			case NS_MAIN:
				$text = wfMsg('articlepage');
				break;
			case NS_USER:
				$text = wfMsg('userpage');
				break;
			case NS_PROJECT:
				$text = wfMsg('projectpage');
				break;
			case NS_IMAGE:
				$text = wfMsg('imagepage');
				break;
			default:
				$text= wfMsg('articlepage');
			}
		} else {
			$link = $wgTitle->getTalkPage();
			$text = wfMsg( 'talkpage' );
		}

		$s = $this->makeLinkObj( $link, $text );

		return $s;
	}

	function commentLink() {
		global $wgTitle, $wgOut;

		if ( $wgTitle->getNamespace() == NS_SPECIAL ) {
			return '';
		}
		
		# __NEWSECTIONLINK___ changes behaviour here
		# If it's present, the link points to this page, otherwise
		# it points to the talk page
		if( $wgTitle->isTalkPage() ) {
			$title =& $wgTitle;
		} elseif( $wgOut->showNewSectionLink() ) {
			$title =& $wgTitle;
		} else {
			$title =& $wgTitle->getTalkPage();
		}
		
		return $this->makeKnownLinkObj( $title, wfMsg( 'postcomment' ), 'action=edit&section=new' );
	}

	/* these are used extensively in SkinTemplate, but also some other places */
	/*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
		$title = Title::makeTitle( NS_SPECIAL, $name );
		return $title->getLocalURL( $urlaction );
	}

	/*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
		$title = Title::newFromText( wfMsgForContent($name) );
		$this->checkTitle($title, $name);
		return $title->getLocalURL( $urlaction );
	}

	/*static*/ function makeUrl ( $name, $urlaction='' ) {
		$title = Title::newFromText( $name );
		$this->checkTitle($title, $name);
		return $title->getLocalURL( $urlaction );
	}

	# If url string starts with http, consider as external URL, else
	# internal
	/*static*/ function makeInternalOrExternalUrl( $name ) {
		if ( preg_match( '/^(?:' . wfUrlProtocols() . ')/', $name ) ) {
			return $name;
		} else {
			return $this->makeUrl( $name );
		}
	}

	# this can be passed the NS number as defined in Language.php
	/*static*/ function makeNSUrl( $name, $urlaction='', $namespace=NS_MAIN ) {
		$title = Title::makeTitleSafe( $namespace, $name );
		$this->checkTitle($title, $name);
		return $title->getLocalURL( $urlaction );
	}

	/* these return an array with the 'href' and boolean 'exists' */
	/*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
		$title = Title::newFromText( $name );
		$this->checkTitle($title, $name);
		return array(
			'href' => $title->getLocalURL( $urlaction ),
			'exists' => $title->getArticleID() != 0?true:false
		);
	}

	/**
	 * Make URL details where the article exists (or at least it's convenient to think so)
	 */
	function makeKnownUrlDetails( $name, $urlaction='' ) {
		$title = Title::newFromText( $name );
		$this->checkTitle($title, $name);
		return array(
			'href' => $title->getLocalURL( $urlaction ),
			'exists' => true
		);
	}

	# make sure we have some title to operate on
	/*static*/ function checkTitle ( &$title, &$name ) {
		if(!is_object($title)) {
			$title = Title::newFromText( $name );
			if(!is_object($title)) {
				$title = Title::newFromText( '--error: link target missing--' );
			}
		}
	}

	/**
	 * Build an array that represents the sidebar(s), the navigation bar among them
	 *
	 * @return array
	 * @private
	 */
	function buildSidebar() {
		global $wgDBname, $parserMemc, $wgEnableSidebarCache;
		global $wgLanguageCode, $wgContLanguageCode;

		$fname = 'SkinTemplate::buildSidebar';

		wfProfileIn( $fname );

		$key = "{$wgDBname}:sidebar";
		$cacheSidebar = $wgEnableSidebarCache &&
			($wgLanguageCode == $wgContLanguageCode);
		
		if ($cacheSidebar) {
			$cachedsidebar = $parserMemc->get( $key );
			if ($cachedsidebar!="") {
				wfProfileOut($fname);
				return $cachedsidebar;
			}
		}

		$bar = array();
		$lines = explode( "\n", wfMsgForContent( 'sidebar' ) );
		foreach ($lines as $line) {
			if (strpos($line, '*') !== 0)
				continue;
			if (strpos($line, '**') !== 0) {
				$line = trim($line, '* ');
				$heading = $line;
			} else {
				if (strpos($line, '|') !== false) { // sanity check
					$line = explode( '|' , trim($line, '* '), 2 );
					$link = wfMsgForContent( $line[0] );
					if ($link == '-')
						continue;
					if (wfEmptyMsg($line[1], $text = wfMsg($line[1])))
						$text = $line[1];
					if (wfEmptyMsg($line[0], $link))
						$link = $line[0];
					$href = $this->makeInternalOrExternalUrl( $link );
					$bar[$heading][] = array(
						'text' => $text,
						'href' => $href,
						'id' => 'n-' . strtr($line[1], ' ', '-'),
						'active' => false
					);
				} else { continue; }
			}
		}
		if ($cacheSidebar)
			$cachednotice = $parserMemc->set( $key, $bar, 86400 );
		wfProfileOut( $fname );
		return $bar;
	}
}
?>