<% include_once( "../modules/utils.inc.php" );

	$u   = $sessionUserId = $_COOKIE["c_uid"];
  $tok = $authenticated = $_COOKIE["c_pass_token"];

	if( $tok && $tok == md5( getPasswdForUser( $u ))) {
		include_once( "$modules/header.inc.php" );

%>
<br />
<img src="/img/import-header.gif" />
<%

		# 6. using the prep files, generate the proper SQL commands to
		# INSERT link, tag, and link/tag rows. need to do some heavy state
		# caching.
		
		shout( "Processing...", "We're loading your $num_links links and $num_tags tags... <h1>COOL LOADING ANIMATION HERE...</h1>" );

		$links = open_user_file_for_read( $config->get_deduped_links_cache_file_name() );
		# note that we don't use the tags file anymore; any tag not used by the links is irrelevant, so we ignore it.

		$import_tag_name = $config->get_import_tag_name();

		$user          = urlencode( $u );
		$delimeter     = $config->get_delimeter();
		$inserted_tags = array();
		
		$con_bulk_import = mysql_connect();
		mysql_selectdb( getDBName() );

		$db_errors = 0;
		$imported_folder_ID = "";

		# A. the links
		##############################################

		for( $i = 0; $i < sizeof( $links ); $i++ ) {
			$line = rtrim( $links[$i] );
			if( substr( $line, 0, 2 ) != "X " ) { # skip dupes

				#e( "$i ::" );
				$l = preg_split( "/$delimeter/", $line );
				$url = urlencode( $l[0] );
				$name = urlencode( $l[1] );
				$taglist = array_slice( $l, 2, sizeof( $l ));
				$qs = "INSERT INTO links VALUES( NULL, '$url', '$name', NULL, NULL, '$user', NULL, 1 );\n";
				$q = mysql_query( $qs );
				if( !$q ) {
					++$db_errors;
					l( "INSERTING LINK FAILED: $qs\n" );
				}

				# B. the tag / link associations
				##############################################
				$current_link_ID = mysql_insert_id();
				for( $j = 0; $j < sizeof( $taglist ); $j++ ) {
					$tag = urlencode( rtrim( $taglist[$j] ) );
					#	e( "ON tag $tag" );

					# C. the tags
					##############################################
						
					$run_query = true;

					# FIRST WE CHECK THE LOCAL CACHE
					if( ! $inserted_tags[$tag] ) {

						# THEN WE CHECK THE DATABASE
						$tmp_ID = getIdForFolder( $taglist[$j], $u );
						if( $tmp_ID ) {
							$inserted_tags[$tag] = $tmp_ID;
							$current_tag_ID = $tmp_ID;
							$run_query = false; # if we have seen this before, dont try to insert it again

							# IF THIS WAS THE FIRST TIME WE SAW $imported_tag_name ("imported links"), SAVE IT FOR LINK-OUTS
							if( $taglist[$j] == $import_tag_name && !$imported_folder_ID )
								$imported_folder_ID = $tmp_ID;
						}

						# FINALLY, WITH NO RECOURSE LEFT TO US, WE INSERT THE NEW TAG IN THE DB
						if( $run_query ) {
							$qs = "INSERT INTO linksGroups VALUES( NULL, '$user', '$tag', '' );\n";
							$q = mysql_query( $qs );
							if( !$q ) {
								++$db_errors;
								l( "INSERTING TAG FAILED: $qs\n" );
							} else {

								# FIRST, WE SAVE THE NEW TAG ID FOR INSERTING IN THE XREF TABLE
								$current_tag_ID = mysql_insert_id();

								# THEN, WE CACHE IT IN CASE WE SEE THIS TAG AGAIN:
								$inserted_tags[$tag] = $current_tag_ID;

								# FINALLY, IF WE JUST LOOKED UP $imported_tag_name ("imported links") SAVE IT FOR LINK-OUTS
								if( $taglist[$j] == $import_tag_name && ! $imported_folder_ID )
									$imported_folder_ID = $current_tag_ID;
							}
						}

					} else {
						$current_tag_ID = $inserted_tags[$tag];
					}
					
					if( $current_link_ID && $current_tag_ID ) {
						$qs = "INSERT INTO linksCategoriesXRef VALUES( $current_link_ID, $current_tag_ID );\n";
						$q = mysql_query( $qs );
						if( !$q ) {
							++$db_errors;
							l( "INSERTING LINK-TAG XREF FAILED: $qs\n" );
						}
					} else {
						++$db_errors;
						l( "current_link_ID and/or current_tag_ID were 0, meaning a database INSERT failed on import" );
					}
				}
			}
		}

		conClose( $con_bulk_import );

		echo bounceTo( "/import/complete?imported_folder_ID=$imported_folder_ID&num_issues=$db_errors" );

		include_once( "$modules/footer.inc.php" );
	} else {
		warn( "Please log in first..." );
		echo bounceTo( $site . "/login?bounceToPage=import/" );
	}
%>