Revert r77491
[lhc/web/wiklou.git] / maintenance / importImages.php
index 660d831..a3d8ffb 100644 (file)
@@ -2,24 +2,40 @@
 
 /**
  * Maintenance script to import one or more images from the local file system into
- * the wiki without using the web-based interface
+ * the wiki without using the web-based interface.
  *
- * @addtogroup Maintenance
+ * "Smart import" additions:
+ * - aim: preserve the essential metadata (user, description) when importing medias from an existing wiki
+ * - process:
+ *      - interface with the source wiki, don't use bare files only (see --source-wiki-url).
+ *      - fetch metadata from source wiki for each file to import.
+ *      - commit the fetched metadata to the destination wiki while submitting.
+ *
+ * @file
+ * @ingroup Maintenance
  * @author Rob Church <robchur@gmail.com>
+ * @author Mij <mij@bitchx.it>
  */
 
-$optionsWithArguments = array( 'extensions', 'overwrite' );
-require_once( 'commandLine.inc' );
-require_once( 'importImages.inc.php' );
-$added = $skipped = $overwritten = 0;
+$optionsWithArgs = array( 'extensions', 'comment', 'comment-file', 'comment-ext', 'user', 'license', 'sleep', 'limit', 'from', 'source-wiki-url' );
+require_once( dirname( __FILE__ ) . '/commandLine.inc' );
+require_once( dirname( __FILE__ ) . '/importImages.inc' );
+$processed = $added = $ignored = $skipped = $overwritten = $failed = 0;
 
 echo( "Import Images\n\n" );
 
 # Need a path
-if( count( $args ) > 0 ) {
+if ( count( $args ) > 0 ) {
 
        $dir = $args[0];
 
+       # Check Protection
+       if ( isset( $options['protect'] ) && isset( $options['unprotect'] ) )
+                       die( "Cannot specify both protect and unprotect.  Only 1 is allowed.\n" );
+
+       if ( isset( $options['protect'] ) && $options['protect'] == 1 )
+                       die( "You must specify a protection option.\n" );
+
        # Prepare the list of allowed extensions
        global $wgFileExtensions;
        $extensions = isset( $options['extensions'] )
@@ -33,35 +49,81 @@ if( count( $args ) > 0 ) {
        $user = isset( $options['user'] )
                ? User::newFromName( $options['user'] )
                : User::newFromName( 'Maintenance script' );
-       if( !$user instanceof User )
+       if ( !$user instanceof User )
                $user = User::newFromName( 'Maintenance script' );
        $wgUser = $user;
 
-       # Get the upload comment
-       $comment = isset( $options['comment'] )
-               ? $options['comment']
-               : 'Importing image file';
+       # Get block check. If a value is given, this specified how often the check is performed
+       if ( isset( $options['check-userblock'] ) ) {
+               if ( !$options['check-userblock'] ) $checkUserBlock = 1;
+               else $checkUserBlock = (int)$options['check-userblock'];
+       } else {
+               $checkUserBlock = false;
+       }
+
+       # Get --from
+       $from = @$options['from'];
+
+       # Get sleep time.
+       $sleep = @$options['sleep'];
+       if ( $sleep ) $sleep = (int)$sleep;
+
+       # Get limit number
+       $limit = @$options['limit'];
+       if ( $limit ) $limit = (int)$limit;
+
+       # Get the upload comment. Provide a default one in case there's no comment given.
+       $comment = 'Importing image file';
+
+       if ( isset( $options['comment-file'] ) ) {
+               $comment =  file_get_contents( $options['comment-file'] );
+               if ( $comment === false || $comment === NULL ) {
+                       die( "failed to read comment file: {$options['comment-file']}\n" );
+               }
+       }
+       else if ( isset( $options['comment'] ) ) {
+               $comment =  $options['comment'];
+       }
+
+       $commentExt = isset( $options['comment-ext'] ) ? $options['comment-ext'] : false;
 
        # Get the license specifier
        $license = isset( $options['license'] ) ? $options['license'] : '';
 
        # Batch "upload" operation
-       if( ( $count = count( $files ) ) > 0 ) {
-       
-               foreach( $files as $file ) {
+       if ( ( $count = count( $files ) ) > 0 ) {
+
+               foreach ( $files as $file ) {
                        $base = wfBaseName( $file );
-       
+
                        # Validate a title
-                       $title = Title::makeTitleSafe( NS_IMAGE, $base );
-                       if( !is_object( $title ) ) {
+                       $title = Title::makeTitleSafe( NS_FILE, $base );
+                       if ( !is_object( $title ) ) {
                                echo( "{$base} could not be imported; a valid title cannot be produced\n" );
                                continue;
                        }
-       
+
+                       if ( $from ) {
+                               if ( $from == $title->getDBkey() ) {
+                                       $from = NULL;
+                               } else {
+                                       $ignored++;
+                                       continue;
+                               }
+                       }
+
+                       if ( $checkUserBlock && ( ( $processed % $checkUserBlock ) == 0 ) ) {
+                               $user->clearInstanceCache( 'name' ); // reload from DB!
+                               if ( $user->isBlocked() ) {
+                                       echo( $user->getName() . " was blocked! Aborting.\n" );
+                                       break;
+                               }
+                       }
+
                        # Check existence
                        $image = wfLocalFile( $title );
-                       if( $image->exists() ) {
-                               if( isset( $options['overwrite'] ) ) {
+                       if ( $image->exists() ) {
+                               if ( isset( $options['overwrite'] ) ) {
                                        echo( "{$base} exists, overwriting..." );
                                        $svar = 'overwritten';
                                } else {
@@ -70,35 +132,140 @@ if( count( $args ) > 0 ) {
                                        continue;
                                }
                        } else {
+                               if ( isset( $options['skip-dupes'] ) ) {
+                                       $repo = $image->getRepo();
+                                       $sha1 = File::sha1Base36( $file ); # XXX: we end up calculating this again when actually uploading. that sucks.
+
+                                       $dupes = $repo->findBySha1( $sha1 );
+
+                                       if ( $dupes ) {
+                                               echo( "{$base} already exists as " . $dupes[0]->getName() . ", skipping\n" );
+                                               $skipped++;
+                                               continue;
+                                       }
+                               }
+
                                echo( "Importing {$base}..." );
                                $svar = 'added';
                        }
 
-                       # Import the file       
-                       $archive = $image->publish( $file );
-                       if( WikiError::isError( $archive ) || !$archive->isGood() ) {
-                               echo( "failed.\n" );
-                               continue;
+                       if ( isset( $options['source-wiki-url'] ) ) {
+                               /* find comment text directly from source wiki, through MW's API */
+                               $real_comment = getFileCommentFromSourceWiki( $options['source-wiki-url'], $base );
+                               if ( $real_comment === false )
+                                       $commentText = $comment;
+                               else
+                                       $commentText = $real_comment;
+
+                               /* find user directly from source wiki, through MW's API */
+                               $real_user = getFileUserFromSourceWiki( $options['source-wiki-url'], $base );
+                               if ( $real_user === false ) {
+                                       $wgUser = $user;
+                               } else {
+                                       $wgUser = User::newFromName( $real_user );
+                                       if ( $wgUser === false ) {
+                                               # user does not exist in target wiki
+                                               echo ( "failed: user '$real_user' does not exist in target wiki." );
+                                               continue;
+                                       }
+                               }
+                       } else {
+                               # Find comment text
+                               $commentText = false;
+
+                               if ( $commentExt ) {
+                                       $f = findAuxFile( $file, $commentExt );
+                                       if ( !$f ) {
+                                               echo( " No comment file with extension {$commentExt} found for {$file}, using default comment. " );
+                                       } else {
+                                               $commentText = file_get_contents( $f );
+                                               if ( !$f ) {
+                                                       echo( " Failed to load comment file {$f}, using default comment. " );
+                                               }
+                                       }
+                               }
+
+                               if ( !$commentText ) {
+                                       $commentText = $comment;
+                               }
                        }
 
-                       $$svar++;
-                       if ( $image->recordUpload( $archive->value, $comment, $license ) ) {
+
+                       # Import the file
+                       if ( isset( $options['dry'] ) ) {
+                               echo( " publishing {$file} by '" . $wgUser->getName() . "', comment '$commentText'... " );
+                       } else {
+                               $archive = $image->publish( $file );
+                               if ( !$archive->isGood() ) {
+                                       echo( "failed.\n" );
+                                       $failed++;
+                                       continue;
+                               }
+                       }
+
+                       $doProtect = false;
+                       $restrictions = array();
+
+                       global $wgRestrictionLevels;
+
+                       $protectLevel = isset( $options['protect'] ) ? $options['protect'] : null;
+
+                       if ( $protectLevel && in_array( $protectLevel, $wgRestrictionLevels ) ) {
+                                       $restrictions['move'] = $protectLevel;
+                                       $restrictions['edit'] = $protectLevel;
+                                       $doProtect = true;
+                       }
+                       if ( isset( $options['unprotect'] ) ) {
+                                       $restrictions['move'] = '';
+                                       $restrictions['edit'] = '';
+                                       $doProtect = true;
+                       }
+
+
+                       if ( isset( $options['dry'] ) ) {
+                               echo( "done.\n" );
+                       } else if ( $image->recordUpload( $archive->value, $commentText, $license ) ) {
                                # We're done!
                                echo( "done.\n" );
+                               if ( $doProtect ) {
+                                               # Protect the file
+                                               $article = new Article( $title );
+                                               echo "\nWaiting for slaves...\n";
+                                               // Wait for slaves.
+                                               sleep( 2.0 );
+                                               wfWaitForSlaves( 1.0 );
+
+                                               echo( "\nSetting image restrictions ... " );
+                                               if ( $article->updateRestrictions( $restrictions ) )
+                                                       echo( "done.\n" );
+                                               else
+                                                       echo( "failed.\n" );
+                               }
+
                        } else {
                                echo( "failed.\n" );
+                               $svar = 'failed';
                        }
-                       
+
+                       $$svar++;
+                       $processed++;
+
+                       if ( $limit && $processed >= $limit )
+                               break;
+
+                       if ( $sleep )
+                               sleep( $sleep );
                }
-               
+
                # Print out some statistics
                echo( "\n" );
-               foreach( array( 'count' => 'Found', 'added' => 'Added',
-                       'skipped' => 'Skipped', 'overwritten' => 'Overwritten' ) as $var => $desc ) {
-                       if( $$var > 0 )
+               foreach ( array( 'count' => 'Found', 'limit' => 'Limit', 'ignored' => 'Ignored',
+                       'added' => 'Added', 'skipped' => 'Skipped', 'overwritten' => 'Overwritten',
+                       'failed' => 'Failed' ) as $var => $desc ) {
+                       if ( $$var > 0 )
                                echo( "{$desc}: {$$var}\n" );
                }
-               
+
        } else {
                echo( "No suitable files could be found for import.\n" );
        }
@@ -107,14 +274,14 @@ if( count( $args ) > 0 ) {
        showUsage();
 }
 
-exit();
+exit( 0 );
 
 function showUsage( $reason = false ) {
-       if( $reason ) {
+       if ( $reason ) {
                echo( $reason . "\n" );
        }
 
-       echo <<<END
+       echo <<<TEXT
 Imports images and other media files into the wiki
 USAGE: php importImages.php [options] <dir>
 
@@ -122,11 +289,25 @@ USAGE: php importImages.php [options] <dir>
 
 Options:
 --extensions=<exts>    Comma-separated list of allowable extensions, defaults to \$wgFileExtensions
---overwrite                    Overwrite existing images if a conflicting-named image is found
+--overwrite            Overwrite existing images with the same name (default is to skip them)
+--limit=<num>          Limit the number of images to process. Ignored or skipped images are not counted.
+--from=<name>          Ignore all files until the one with the given name. Useful for resuming
+                        aborted imports. <name> should be the file's canonical database form.
+--skip-dupes           Skip images that were already uploaded under a different name (check SHA1)
+--sleep=<sec>          Sleep between files. Useful mostly for debugging.
 --user=<username>      Set username of uploader, default 'Maintenance script'
---comment=<text>       Set upload summary comment, default 'Importing image file'
+--check-userblock      Check if the user got blocked during import.
+--comment=<text>       Set upload summary comment, default 'Importing image file'.
+--comment-file=<file>          Set upload summary comment the the content of <file>.
+--comment-ext=<ext>    Causes the comment for each file to be loaded from a file with the same name
+                       but the extension <ext>. If a global comment is also given, it is appended.
 --license=<code>       Use an optional license template
+--dry                  Dry run, don't import anything
+--protect=<protect>     Specify the protect value (autoconfirmed,sysop)
+--unprotect             Unprotects all uploaded images
+--source-wiki-url   if specified, take User and Comment data for each imported file from this URL.
+                    For example, --source-wiki-url="http://en.wikipedia.org/"
 
-END;
-       exit();
-}
\ No newline at end of file
+TEXT;
+       exit( 1 );
+}