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| <?php | |
| /** | |
| * Dump filter for creation of a Google Coop 'Subscribed Links' file | |
| * | |
| * Usage: | |
| * | |
| * HOSTNAME=kamelopedia.mormo.org php dumpBackup.php \ | |
| * --plugin=GoogleCoopFilter \ | |
| * --current --output=file:coop3.xml --filter=namespace:NS_MAIN \ | |
| * --filter=noredirect --filter=googlecoop | |
| * | |
| * Copyright (C) 2005 Brion Vibber <brion@pobox.com> | |
| * Copyright (C) 2006 Jens Frank < JeLuF (at) mormo org > | |
| * https://www.mediawiki.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. | |
| * http://www.gnu.org/copyleft/gpl.html | |
| * | |
| * @file | |
| * @author Brion Vibber <brion@pobox.com> | |
| * @author Jens Frank < JeLuF (at) mormo org > | |
| * @ingroup Maintenance | |
| * | |
| */ | |
| class GoogleCoopFilter extends AbstractFilter { | |
| /** | |
| * @param ExportProgressFilter &$sink | |
| */ | |
| public function __construct( &$sink ) { | |
| $this->sink =& $sink; | |
| } | |
| /** | |
| * Register the filter function with the dump manager | |
| * @param BackupDumper $dumper | |
| */ | |
| public static function register( $dumper ) { | |
| $dumper->registerFilter( 'googlecoop', self::class ); | |
| parent::register( $dumper ); | |
| } | |
| /** | |
| * @param string $string | |
| */ | |
| public function writeOpenStream( $string ) { | |
| $this->sink->writeOpenStream( | |
| "<Results>\n <AuthorInfo description=\"MediaWiki autogenerated Google Coop output\" />\n" | |
| ); | |
| } | |
| /** | |
| * @param string $string | |
| */ | |
| public function writeCloseStream( $string ) { | |
| $this->sink->writeCloseStream( "</Results>\n" ); | |
| } | |
| /** | |
| * @param stdClass $page | |
| * @param string $string | |
| */ | |
| public function writeOpenPage( $page, $string ) { | |
| global $wgSitename; | |
| static $n = 0; | |
| $n++; | |
| $this->title = Title::makeTitle( $page->page_namespace, $page->page_title ); | |
| $xml = " <ResultSpec id=\"mw${n}\">\n"; | |
| $xml .= ' ' . Xml::element( 'Query', null, $this->title->getPrefixedText() ) . "\n"; | |
| $xml .= " <Response>\n"; | |
| $xml .= ' ' . Xml::element( 'Output', [ 'name' => 'title' ], | |
| $wgSitename . ':' . $this->title->getPrefixedText() ) . "\n"; | |
| $xml .= ' ' . Xml::element( 'Output', [ 'name' => 'more_url' ], | |
| $this->title->getCanonicalUrl() ) . "\n"; | |
| // add abstract and links when we have revision data... | |
| $this->revision = null; | |
| $this->sink->writeOpenPage( $page, $xml ); | |
| } | |
| /** | |
| * @param string $string | |
| */ | |
| public function writeClosePage( $string ) { | |
| $xml = ''; | |
| if ( $this->revision ) { | |
| $text = $this->removeBrackets( $this->extractAbstract( $this->revision ) ); | |
| if ( $text == '' ) { | |
| $text = '-'; | |
| } | |
| $lines = $this->threeLines( $text ); | |
| for ( $i = 1; $i < 4; $i++ ) { | |
| if ( $lines[$i] != '' ) { | |
| $xml .= ' ' . Xml::element( 'Output', [ 'name' => 'text' . $i ], $lines[$i] ) . "\n"; | |
| } | |
| } | |
| } | |
| $xml .= " </Response>\n </ResultSpec>\n"; | |
| $this->sink->writeClosePage( $xml ); | |
| $this->title = null; | |
| $this->revision = null; | |
| } | |
| /** | |
| * @param string $string | |
| * @return string | |
| */ | |
| private function removeBrackets( $string ) { | |
| return preg_replace( '#[\[\]]#', '', $string ); | |
| } | |
| /** | |
| * Returns an array of three strings, each string of the array has no more than | |
| * 79 characters. The three strings are the first three 'lines' of the text | |
| * given in $str. | |
| * | |
| * Lines are split at the last blank before position 79. | |
| * If there's no blank before position, the entire string is returned as first | |
| * element of the result array. | |
| * | |
| * This code needs a cleanup, it became rather ugly after adding exception | |
| * handling :-( | |
| * | |
| * @param string $str | |
| * @return array|string | |
| */ | |
| private function threeLines( $str ) { | |
| $s = []; | |
| $slen = strlen( $str ); | |
| if ( $slen < 79 ) { | |
| return [ 1 => $str, 2 => '', 3 => '' ]; | |
| } | |
| $a = strrchr( substr( $str, 0, 79 ), ' ' ); | |
| $s1len = 79 - strlen( $a ); | |
| if ( $s1len == 79 ) { | |
| return [ 1 => $str, 2 => '', 3 => '' ]; | |
| } | |
| $s[1] = substr( $str, 0, $s1len ); | |
| if ( $slen < $s1len + 79 ) { | |
| return [ 1 => $s[1], 2 => substr( $str, $s1len + 1 ), 3 => '' ]; | |
| } | |
| $b = strrchr( substr( $str, $s1len + 1, 79 ), ' ' ); | |
| $s2len = 79 - strlen( $b ); | |
| $s[2] = substr( $str, $s1len + 1, $s2len ); | |
| if ( $slen < $s1len + $s2len + 79 ) { | |
| return [ 1 => $s[1], 2 => $s[2], 3 => substr( $str, $s1len + $s2len + 1 ) ]; | |
| } | |
| $c = strrchr( substr( $str, $s1len + $s2len + 2, 76 ), ' ' ); | |
| $s3len = 76 - strlen( $c ); | |
| $s[3] = substr( $str, $s1len + $s2len + 2, $s3len ); | |
| if ( strlen( $str ) > $s1len + $s2len + $s3len + 2 ) { | |
| $s[3] .= '...'; | |
| } | |
| return $s; | |
| } | |
| } |