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@@ -1,6 +1,7 @@ |
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<?php |
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/** |
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* Copyright (c) 2012 Frank Karlitschek <frank@owncloud.org> |
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* 2013 Bjoern Schiessle <schiessle@owncloud.com> |
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* This file is licensed under the Affero General Public License version 3 or |
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* later. |
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* See the COPYING-README file. |
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@@ -189,56 +190,45 @@ class Storage { |
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sort( $matches ); |
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$i = 0; |
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$files_view = new \OC_FilesystemView('/'.$uid.'/files'); |
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$local_file = $files_view->getLocalFile($filename); |
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foreach( $matches as $ma ) { |
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$i++; |
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$versions[$i]['cur'] = 0; |
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$parts = explode( '.v', $ma ); |
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$versions[$i]['version'] = ( end( $parts ) ); |
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$versions[$i]['path'] = $filename;
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$versions[$i]['size'] = $versions_fileview->filesize($filename.'.v'.$versions[$i]['version']); |
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$version = ( end( $parts ) ); |
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$key = $version.'#'.$filename; |
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$versions[$key]['cur'] = 0; |
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$versions[$key]['version'] = $version; |
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$versions[$key]['path'] = $filename;
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$versions[$key]['size'] = $versions_fileview->filesize($filename.'.v'.$version); |
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// if file with modified date exists, flag it in array as currently enabled version |
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( \md5_file( $ma ) == \md5_file( $local_file ) ? $versions[$i]['fileMatch'] = 1 : $versions[$i]['fileMatch'] = 0 ); |
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( \md5_file( $ma ) == \md5_file( $local_file ) ? $versions[$key]['fileMatch'] = 1 : $versions[$key]['fileMatch'] = 0 ); |
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} |
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$versions = array_reverse( $versions ); |
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foreach( $versions as $key => $value ) { |
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// flag the first matched file in array (which will have latest modification date) as current version |
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if ( $value['fileMatch'] ) { |
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$value['cur'] = 1; |
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break; |
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} |
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} |
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$versions = array_reverse( $versions ); |
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// only show the newest commits |
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if( $count != 0 and ( count( $versions )>$count ) ) { |
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$versions = array_slice( $versions, count( $versions ) - $count ); |
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} |
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return( $versions ); |
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} else { |
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// if versioning isn't enabled then return an empty array |
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return( array() ); |
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} |
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} |
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@@ -294,34 +284,22 @@ class Storage { |
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$i = 0; |
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$result = array(); |
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$file_count = array(); |
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$size_full = 0; |
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foreach( $versions as $key => $value ) {
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$i++; |
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$size = $versions_fileview->filesize($value['path']); |
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$size_full = $size_full + $size; |
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$filename = substr($value['path'], 0, -strlen($value['timestamp'])-2); |
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$result['all'][$i]['version'] = $value['timestamp']; |
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$result['all'][$i]['path'] = $filename;
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$result['all'][$i]['size'] = $size; |
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$result['all'][$key]['version'] = $value['timestamp']; |
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$result['all'][$key]['path'] = $filename;
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$result['all'][$key]['size'] = $size; |
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if ( key_exists($filename, $file_count) ) { |
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$c = $file_count[$filename] +1; |
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$file_count[$filename] = $c; |
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} else { |
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$file_count[$filename] = 1; |
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$c = 1; |
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} |
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$filename = substr($value['path'], 0, -strlen($value['timestamp'])-2); |
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$result['by_file'][$filename][$c]['version'] = $value['timestamp']; |
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$result['by_file'][$filename][$c]['path'] = $filename;
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$result['by_file'][$filename][$c]['size'] = $size; |
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$result['by_file'][$filename][$key]['version'] = $value['timestamp']; |
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$result['by_file'][$filename][$key]['path'] = $filename;
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$result['by_file'][$filename][$key]['size'] = $size; |
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} |
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$result['size'] = $size_full; |
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return $result; |
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} |
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@@ -344,12 +322,14 @@ class Storage { |
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$quota = \OC_Filesystem::free_space('/'); |
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} |
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// make sure that we have the current size of the version history |
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if ( $versionsSize === null ) { |
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if ( ($versionsSize = \OCP\Config::getAppValue('files_versions', 'size')) === null ) { |
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$versionsSize = self::calculateSize($uid); |
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} |
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} |
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// calculate available space for version history
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$rootInfo = \OC_FileCache::get('', '/'. $uid . '/files'); |
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$free = $quota-$rootInfo['size']; // remaining free space for user |
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if ( $free > 0 ) { |
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@@ -371,10 +351,11 @@ class Storage { |
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$time = time(); |
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// it is possible to expire versions from more than one file |
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// iterate through all given files |
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foreach ($versions_by_file as $filename => $versions) { |
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$versions = array_reverse($versions); // newest version first |
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$numOfVersions = count($versions); |
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$interval = 1; |
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$step = Storage::$max_versions_per_interval[$interval]['step']; |
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if (Storage::$max_versions_per_interval[$interval]['intervalEndsAfter'] == -1) { |
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@@ -382,44 +363,57 @@ class Storage { |
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} else { |
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$nextInterval = $time - Storage::$max_versions_per_interval[$interval]['intervalEndsAfter']; |
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} |
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$nextVersion = $versions[0]['version'] - $step; |
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for ($i=1; $i<$numOfVersions; $i++) { |
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if ( $nextInterval == -1 || $versions[$i]['version'] >= $nextInterval ) { |
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if ( $versions[$i]['version'] > $nextVersion ) { |
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//distance between two version too small, delete version |
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$versions_fileview->unlink($versions[$i]['path'].'.v'.$versions[$i]['version']); |
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$availableSpace += $versions[$i]['size']; |
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$versionsSize -= $versions[$i]['size']; |
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} else { |
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$nextVersion = $versions[$i]['version'] - $step; |
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} |
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} else { // time to move on to the next interval |
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$interval++; |
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$i--; // need to go one version back to check the same version against the new interval. |
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$step = Storage::$max_versions_per_interval[$interval]['step']; |
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$nextVersion = $versions[$i]['version'] - $step; |
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if ( Storage::$max_versions_per_interval[$interval]['intervalEndsAfter'] == -1 ) { |
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$nextInterval = -1; |
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} else {
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$nextInterval = $time - Storage::$max_versions_per_interval[$interval]['intervalEndsAfter']; |
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$firstVersion = reset($versions); |
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$firstKey = key($versions); |
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$prevTimestamp = $firstVersion['version']; |
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$nextVersion = $firstVersion['version'] - $step; |
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$remaining_versions[$firstKey] = $firstVersion; |
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unset($versions[$firstKey]); |
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foreach ($versions as $key => $version) { |
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$newInterval = true; |
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while ( $newInterval ) { |
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if ( $nextInterval == -1 || $version['version'] >= $nextInterval ) { |
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if ( $version['version'] > $nextVersion ) { |
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//distance between two version too small, delete version |
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$versions_fileview->unlink($version['path'].'.v'.$version['version']); |
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$availableSpace += $version['size']; |
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$versionsSize -= $version['size']; |
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unset($all_versions[$key]); // update array with all versions |
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} else { |
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$nextVersion = $version['version'] - $step; |
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} |
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$newInterval = false; // version checked so we can move to the next one |
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} else { // time to move on to the next interval |
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$interval++; |
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$step = Storage::$max_versions_per_interval[$interval]['step']; |
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$nextVersion = $prevTimestamp - $step; |
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if ( Storage::$max_versions_per_interval[$interval]['intervalEndsAfter'] == -1 ) { |
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$nextInterval = -1; |
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} else {
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$nextInterval = $time - Storage::$max_versions_per_interval[$interval]['intervalEndsAfter']; |
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} |
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$newInterval = true; // we changed the interval -> check same version with new interval |
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} |
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} |
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$prevTimestamp = $version['version']; |
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} |
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} |
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// check if enough space is available after versions are rearranged |
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// check if enough space is available after versions are rearranged. |
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// if not we delete the oldest versions until we meet the size limit for versions |
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$numOfVersions = count($all_versions); |
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$i = 0; |
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while ($availableSpace < 0) { |
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if ($i = $numOfVersions-2) break; // keep at least the last version |
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$versions_fileview->unlink($all_versions[$i]['path'].'.v'.$all_versions[$i]['version']); |
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$versionsSize -= $all_versions[$i]['size']; |
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$availableSpace += $all_versions[$i]['size']; |
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$i++; |
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if ($i = $numOfVersions-2) break; // keep at least the last version |
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} |
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return $versionsSize; |
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return $versionsSize; // finally return the new size of the version history |
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} |
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return false; |