Function finish

graphdb.js:1624–1681

()

			var totaldocuments = 0;

			var finish = function() {

				var buf = U.createBufferSize(HEADERSIZE);
				Fs.read(fd, buf, 0, buf.length, 0, function() {

					// ==== DB:HEADER (7000b)
					// name (30b)             = from: 0
					// version (1b)           = from: 30
					// pages (4b)             = from: 31
					// pagesize (2b)          = from: 35
					// pagelimit (2b)         = from: 37
					// documents (4b)         = from: 39
					// documentsize (2b)      = from: 43
					// classindex (1b)        = from: 45
					// relationindex (1b)     = from: 46
					// relationnodeindex      = from: 47
					// classes + relations    = from: 51

					// buf.

					buf.writeUInt32LE(pageindex > 0 ? (pageindex - 1) : 0, 31);
					buf.writeUInt32LE(totaldocuments, 39);
					buf.writeUInt16LE(meta.documentsize, 43);

					var obj = {};
					obj.c = []; // classes
					obj.r = []; // relations

					for (var i = 0; i < self.header.classindex; i++) {
						var item = self.$classes[i + 1];
						var schema = meta.classes[i + 1];
						obj.c.push({ n: item.name, i: item.index, p: item.pageindex, r: schema ? schema.raw : item.schema.raw, d: item.documentindex });
					}

					for (var i = 0; i < self.header.relationindex; i++) {
						var item = self.$relations[i + 1];
						obj.r.push({ n: item.name, i: item.index, p: item.pageindex, b: item.both ? 1 :0, d: item.documentindex });
					}

					buf.writeUInt8(self.header.classindex, 45);
					buf.writeUInt8(self.header.relationindex, 46);
					buf.writeUInt32LE(self.header.relationpageindex, 47);
					buf.write(JSON.stringify(obj), 51);

					Fs.write(fd, buf, 0, buf.length, 0, function() {
						// console.log(pageindex, meta.documentsize, totaldocuments);
						Fs.close(fd, function() {
							Fs.close(self.fd, function() {
								Fs.copyFile(self.filename, self.filename.replace(/\.gdb$/, NOW.format('_yyyyMMddHHmm') + '.gdp'), function() {
									Fs.rename(self.filename + '-tmp', self.filename, function() {
										callback(null);
									});
								});
							});
						});
					});
				});
			};