X-Git-Url: https://git.heureux-cyclage.org/?a=blobdiff_plain;f=includes%2FMetadata.php;h=93ce4b27c0df7662deec6ab826879b0d989c6f19;hb=9cb3299aee7acc5ba824427146e9f4c77e325ede;hp=d3366cff109fc35df22c3868ea5f52069a35725e;hpb=4d04aff2a361ddfaad9550511e84b55d1878eef5;p=lhc%2Fweb%2Fwiklou.git diff --git a/includes/Metadata.php b/includes/Metadata.php index d3366cff10..93ce4b27c0 100644 --- a/includes/Metadata.php +++ b/includes/Metadata.php @@ -1,7 +1,9 @@ . - * + * * 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 @@ -14,310 +16,307 @@ * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA + * + * @author Evan Prodromou + * @file */ -define("RDF_TYPE_PREFS", "application/rdf+xml,text/xml;q=0.7,application/xml;q=0.5,text/rdf;q=0.1"); +abstract class RdfMetaData { + const RDF_TYPE_PREFS = 'application/rdf+xml,text/xml;q=0.7,application/xml;q=0.5,text/rdf;q=0.1'; -function wfDublinCoreRdf($article) { - - $url = dcReallyFullUrl($article->mTitle); - - if (rdfSetup()) { - dcPrologue($url); - dcBasics($article); - dcEpilogue(); + /** + * Constructor + * @param $article Article object + */ + public function __construct( Article $article ) { + $this->mArticle = $article; } -} -function wfCreativeCommonsRdf($article) { - - if (rdfSetup()) { - global $wgRightsUrl; - - $url = dcReallyFullUrl($article->mTitle); - - ccPrologue(); - ccSubPrologue('Work', $url); - dcBasics($article); - if (isset($wgRightsUrl)) { - $url = htmlspecialchars( $wgRightsUrl ); - print " \n"; + public abstract function show(); + + /** + * + */ + protected function setup() { + global $wgOut, $wgRequest; + + $httpaccept = isset( $_SERVER['HTTP_ACCEPT'] ) ? $_SERVER['HTTP_ACCEPT'] : null; + $rdftype = wfNegotiateType( wfAcceptToPrefs( $httpaccept ), wfAcceptToPrefs( self::RDF_TYPE_PREFS ) ); + + if( !$rdftype ){ + wfHttpError( 406, 'Not Acceptable', wfMsg( 'notacceptable' ) ); + return false; + } else { + $wgOut->disable(); + $wgRequest->response()->header( "Content-type: {$rdftype}; charset=utf-8" ); + $wgOut->sendCacheControl(); + return true; } - - ccSubEpilogue('Work'); - - if (isset($wgRightsUrl)) { - $terms = ccGetTerms($wgRightsUrl); - if ($terms) { - ccSubPrologue('License', $wgRightsUrl); - ccLicense($terms); - ccSubEpilogue('License'); - } + } + + /** + * + */ + protected function reallyFullUrl() { + return $this->mArticle->getTitle()->getFullURL(); + } + + protected function basics() { + global $wgLanguageCode, $wgSitename; + + $this->element( 'title', $this->mArticle->mTitle->getText() ); + $this->pageOrString( 'publisher', wfMsg( 'aboutpage' ), $wgSitename ); + $this->element( 'language', $wgLanguageCode ); + $this->element( 'type', 'Text' ); + $this->element( 'format', 'text/html' ); + $this->element( 'identifier', $this->reallyFullUrl() ); + $this->element( 'date', $this->date( $this->mArticle->getTimestamp() ) ); + + $lastEditor = User::newFromId( $this->mArticle->getUser() ); + $this->person( 'creator', $lastEditor ); + + foreach( $this->mArticle->getContributors() as $user ){ + $this->person( 'contributor', $user ); } + + $this->rights(); } - - ccEpilogue(); -} -/* private */ function rdfSetup() { - global $wgOut, $wgRdfMimeType, $_SERVER; - - $rdftype = wfNegotiateType(wfAcceptToPrefs($_SERVER['HTTP_ACCEPT']), wfAcceptToPrefs(RDF_TYPE_PREFS)); - - if (!$rdftype) { - wfHttpError(406, "Not Acceptable", wfMsg("notacceptable")); - return false; - } else { - $wgOut->disable(); - header( "Content-type: {$rdftype}" ); - $wgOut->sendCacheControl(); - return true; + protected function element( $name, $value ) { + $value = htmlspecialchars( $value ); + print "\t\t{$value}\n"; } -} -/* private */ function dcPrologue($url) { - global $wgOutputEncoding; - - $url = htmlspecialchars( $url ); - print "<" . "?xml version=\"1.0\" encoding=\"{$wgOutputEncoding}\" ?" . "> - - - - - -"; -} + protected function date($timestamp) { + return substr($timestamp, 0, 4) . '-' + . substr($timestamp, 4, 2) . '-' + . substr($timestamp, 6, 2); + } -/* private */ function dcEpilogue() { - print " - - -"; -} + protected function pageOrString( $name, $page, $str ) { + if( $page instanceof Title ) + $nt = $page; + else + $nt = Title::newFromText( $page ); + + if( !$nt || $nt->getArticleID() == 0 ){ + $this->element( $name, $str ); + } else { + $this->page( $name, $nt ); + } + } -/* private */ function dcBasics($article) { - global $wgLanguageCode, $wgSitename; - - dcElement('title', $article->mTitle->getText()); - dcPageOrString('publisher', wfMsg('aboutpage'), $wgSitename); - dcElement('language', $wgLanguageCode); - dcElement('type', 'Text'); - dcElement('format', 'text/html'); - dcElement('identifier', dcReallyFullUrl($article->mTitle)); - dcElement('date', dcDate($article->getTimestamp())); - - $last_editor = $article->getUser(); - - if ($last_editor == 0) { - dcPerson('creator', 0); - } else { - dcPerson('creator', $last_editor, $article->getUserText(), - User::whoIsReal($last_editor)); + protected function page( $name, $title ) { + $this->url( $name, $title->getFullUrl() ); } - $contributors = $article->getContributors(); - - foreach ($contributors as $cid => $user_parts) { - dcPerson('contributor', $cid, $user_parts[0], $user_parts[1]); + protected function url($name, $url) { + $url = htmlspecialchars( $url ); + print "\t\t\n"; } - - dcRights($article); -} -/* private */ function ccPrologue() { - global $wgOutputEncoding; - - echo "<" . "?xml version='1.0' encoding='{$wgOutputEncoding}' ?" . "> - - -"; -} - -/* private */ function ccSubPrologue($type, $url) { - $url = htmlspecialchars( $url ); - echo " \n"; -} - -/* private */ function ccSubEpilogue($type) { - echo " \n"; -} - -/* private */ function ccLicense($terms) { - - foreach ($terms as $term) { - switch ($term) { - case 're': - ccTerm('permits', "Reproduction"); break; - case 'di': - ccTerm('permits', "Distribution"); break; - case 'de': - ccTerm('permits', "DerivativeWorks"); break; - case 'nc': - ccTerm('prohibits', "CommercialUse"); break; - case 'no': - ccTerm('requires', "Notice"); break; - case 'by': - ccTerm('requires', "Attribution"); break; - case 'sa': - ccTerm('requires', "ShareAlike"); break; - case 'sc': - ccTerm('requires', "SourceCode"); break; + protected function person( $name, User $user ) { + if( $user->isAnon() ){ + $this->element( $name, wfMsgExt( 'anonymous', array( 'parsemag' ), 1 ) ); + } else { + $real = $user->getRealName(); + if( $real ) { + $this->element( $name, $real ); + } else { + $userName = $user->getName(); + $this->pageOrString( $name, $user->getUserPage(), wfMsgExt( 'siteuser', 'parsemag', $userName, $userName ) ); + } } } -} -/* private */ function ccTerm($term, $name) { - print " \n"; -} + /** + * Takes an arg, for future enhancement with different rights for + * different pages. + */ + protected function rights() { + global $wgRightsPage, $wgRightsUrl, $wgRightsText; + + if( $wgRightsPage && ( $nt = Title::newFromText( $wgRightsPage ) ) + && ($nt->getArticleID() != 0)) { + $this->page('rights', $nt); + } else if( $wgRightsUrl ){ + $this->url('rights', $wgRightsUrl); + } else if( $wgRightsText ){ + $this->element( 'rights', $wgRightsText ); + } + } -/* private */ function ccEpilogue() { - echo "\n"; -} + protected function getTerms( $url ){ + global $wgLicenseTerms; + + if( $wgLicenseTerms ){ + return $wgLicenseTerms; + } else { + $known = $this->getKnownLicenses(); + if( isset( $known[$url] ) ) { + return $known[$url]; + } else { + return array(); + } + } + } -/* private */ function dcElement($name, $value) { - $value = htmlspecialchars( $value ); - print " {$value}\n"; -} + protected function getKnownLicenses() { + $ccLicenses = array('by', 'by-nd', 'by-nd-nc', 'by-nc', + 'by-nc-sa', 'by-sa'); + $ccVersions = array('1.0', '2.0'); + $knownLicenses = array(); + + foreach ($ccVersions as $version) { + foreach ($ccLicenses as $license) { + if( $version == '2.0' && substr( $license, 0, 2) != 'by' ) { + # 2.0 dropped the non-attribs licenses + continue; + } + $lurl = "http://creativecommons.org/licenses/{$license}/{$version}/"; + $knownLicenses[$lurl] = explode('-', $license); + $knownLicenses[$lurl][] = 're'; + $knownLicenses[$lurl][] = 'di'; + $knownLicenses[$lurl][] = 'no'; + if (!in_array('nd', $knownLicenses[$lurl])) { + $knownLicenses[$lurl][] = 'de'; + } + } + } -/* private */ function dcDate($timestamp) { - return substr($timestamp, 0, 4) . "-" - . substr($timestamp, 4, 2) . "-" - . substr($timestamp, 6, 2); -} + /* Handle the GPL and LGPL, too. */ -/* private */ function dcReallyFullUrl($title) { - return $title->getFullURL(); -} + $knownLicenses['http://creativecommons.org/licenses/GPL/2.0/'] = + array('de', 're', 'di', 'no', 'sa', 'sc'); + $knownLicenses['http://creativecommons.org/licenses/LGPL/2.1/'] = + array('de', 're', 'di', 'no', 'sa', 'sc'); + $knownLicenses['http://www.gnu.org/copyleft/fdl.html'] = + array('de', 're', 'di', 'no', 'sa', 'sc'); -/* private */ function dcPageOrString($name, $page, $str) { - $nt = Title::newFromText($page); - - if (!$nt || $nt->getArticleID() == 0) { - dcElement($name, $str); - } else { - dcPage($name, $nt); + return $knownLicenses; } } -/* private */ function dcPage($name, $title) { - dcUrl($name, dcReallyFullUrl($title)); -} - -/* private */ function dcUrl($name, $url) { - $url = htmlspecialchars( $url ); - print " \n"; -} +class DublinCoreRdf extends RdfMetaData { -/* private */ function dcPerson($name, $id, $user_name="", $user_real_name="") { - global $wgLang; - - if ($id == 0) { - dcElement($name, wfMsg("anonymous")); - } else if ( !empty($user_real_name) ) { - dcElement($name, $user_real_name); - } else { - # XXX: This shouldn't happen. - if( empty( $user_name ) ) { - $user_name = User::whoIs($id); + public function show(){ + if( $this->setup() ){ + $this->prologue(); + $this->basics(); + $this->epilogue(); } - dcPageOrString($name, $wgLang->getNsText(NS_USER) . ":" . $user_name, wfMsg("siteuser", $user_name)); + } + + /** + * begin of the page + */ + protected function prologue() { + global $wgOutputEncoding; + + $url = htmlspecialchars( $this->reallyFullUrl() ); + print << + + + + +PROLOGUE; + } + + /** + * end of the page + */ + protected function epilogue() { + print << + +EPILOGUE; } } -/* private */ function dcContributors($article) { +class CreativeCommonsRdf extends RdfMetaData { - $title = $article->mTitle; + public function show(){ + if( $this->setup() ){ + global $wgRightsUrl; - $contribs = array(); - - $res = wfQuery("SELECT DISTINCT old_user,old_user_text" . - " FROM old " . - " WHERE old_namespace = " . $title->getNamespace() . - " AND old_title = '" . $title->getDBkey() . "'" . - " AND old_user != 0 " . - " AND old_user != " . $article->getUser(), DB_READ); - - while ( $line = wfFetchObject( $res ) ) { - $contribs[$line->old_user_text] = $line->old_user; - } + $url = $this->reallyFullUrl(); - # Count anonymous users + $this->prologue(); + $this->subPrologue('Work', $url); - $res = wfQuery("SELECT COUNT(*) AS cnt " . - " FROM old " . - " WHERE old_namespace = " . $title->getNamespace() . - " AND old_title = '" . $title->getDBkey() . "'" . - " AND old_user = 0 ", DB_READ); + $this->basics(); + if( $wgRightsUrl ){ + $url = htmlspecialchars( $wgRightsUrl ); + print "\t\t\n"; + } - while ( $line = wfFetchObject( $res ) ) { - $contribs[$line->cnt] = 0; - } + $this->subEpilogue('Work'); - return $contribs; -} + if( $wgRightsUrl ){ + $terms = $this->getTerms( $wgRightsUrl ); + if( $terms ){ + $this->subPrologue( 'License', $wgRightsUrl ); + $this->license( $terms ); + $this->subEpilogue( 'License' ); + } + } + } -/* Takes an arg, for future enhancement with different rights for - different pages. */ - -/* private */ function dcRights($article) { - - global $wgRightsPage, $wgRightsUrl, $wgRightsText; - - if (isset($wgRightsPage) && - ($nt = Title::newFromText($wgRightsPage)) - && ($nt->getArticleID() != 0)) { - dcPage('rights', $nt); - } else if (isset($wgRightsUrl)) { - dcUrl('rights', $wgRightsUrl); - } else if (isset($wgRightsText)) { - dcElement('rights', $wgRightsText); + $this->epilogue(); } -} -/* private */ function ccGetTerms($url) { - global $wgLicenseTerms; - - if (isset($wgLicenseTerms)) { - return $wgLicenseTerms; - } else { - $known = getKnownLicenses(); - return $known[$url]; + protected function prologue() { + global $wgOutputEncoding; + echo << + + +PROLOGUE; + } + + protected function subPrologue( $type, $url ){ + $url = htmlspecialchars( $url ); + echo "\t\n"; } -} -/* private */ function getKnownLicenses() { - - $ccLicenses = array('by', 'by-nd', 'by-nd-nc', 'by-nc', - 'by-nc-sa', 'by-sa', 'nd', 'nd-nc', - 'nc', 'nc-sa', 'sa'); - - $knownLicenses = array(); - - foreach ($ccLicenses as $license) { - $lurl = "http://creativecommons.org/licenses/{$license}/1.0/"; - $knownLicenses[$lurl] = explode('-', $license); - $knownLicenses[$lurl][] = 're'; - $knownLicenses[$lurl][] = 'di'; - $knownLicenses[$lurl][] = 'no'; - if (!in_array('nd', $knownLicenses[$lurl])) { - $knownLicenses[$lurl][] = 'de'; + protected function subEpilogue($type) { + echo "\t\n"; + } + + protected function license($terms) { + + foreach( $terms as $term ){ + switch( $term ) { + case 're': + $this->term('permits', 'Reproduction'); break; + case 'di': + $this->term('permits', 'Distribution'); break; + case 'de': + $this->term('permits', 'DerivativeWorks'); break; + case 'nc': + $this->term('prohibits', 'CommercialUse'); break; + case 'no': + $this->term('requires', 'Notice'); break; + case 'by': + $this->term('requires', 'Attribution'); break; + case 'sa': + $this->term('requires', 'ShareAlike'); break; + case 'sc': + $this->term('requires', 'SourceCode'); break; + } } } - - /* Handle the GPL and LGPL, too. */ - - $knownLicenses["http://creativecommons.org/licenses/GPL/2.0/"] = - array('de', 're', 'di', 'no', 'sa', 'sc'); - $knownLicenses["http://creativecommons.org/licenses/LGPL/2.1/"] = - array('de', 're', 'di', 'no', 'sa', 'sc'); - $knownLicenses["http://www.gnu.org/copyleft/fdl.html"] = - array('de', 're', 'di', 'no', 'sa', 'sc'); - - return $knownLicenses; -} -?> + protected function term( $term, $name ){ + print "\t\t\n"; + } + + protected function epilogue() { + echo "\n"; + } +}