tikhomirov@47: /*
tikhomirov@72:  * Copyright (c) 2010-2011 TMate Software Ltd
tikhomirov@72:  *  
tikhomirov@72:  * This program is free software; you can redistribute it and/or modify
tikhomirov@72:  * it under the terms of the GNU General Public License as published by
tikhomirov@72:  * the Free Software Foundation; version 2 of the License.
tikhomirov@72:  *
tikhomirov@72:  * This program is distributed in the hope that it will be useful,
tikhomirov@72:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
tikhomirov@72:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
tikhomirov@72:  * GNU General Public License for more details.
tikhomirov@72:  *
tikhomirov@72:  * For information on how to redistribute this software under
tikhomirov@72:  * the terms of a license other than GNU General Public License
tikhomirov@72:  * contact TMate Software at support@svnkit.com
tikhomirov@1:  */
tikhomirov@72: package org.tmatesoft.hg.console;
tikhomirov@1: 
tikhomirov@47: import java.util.Formatter;
tikhomirov@47: import java.util.LinkedList;
tikhomirov@47: import java.util.List;
tikhomirov@65: 
tikhomirov@65: import org.tmatesoft.hg.core.Cset;
tikhomirov@65: import org.tmatesoft.hg.core.LogCommand;
tikhomirov@65: import org.tmatesoft.hg.core.LogCommand.FileRevision;
tikhomirov@74: import org.tmatesoft.hg.core.Nodeid;
tikhomirov@65: import org.tmatesoft.hg.core.Path;
tikhomirov@74: import org.tmatesoft.hg.repo.Changelog;
tikhomirov@74: import org.tmatesoft.hg.repo.HgDataFile;
tikhomirov@74: import org.tmatesoft.hg.repo.HgRepository;
tikhomirov@47: 
tikhomirov@1: 
tikhomirov@1: /**
tikhomirov@72:  * @author Artem Tikhomirov
tikhomirov@72:  * @author TMate Software Ltd.
tikhomirov@1:  */
tikhomirov@1: public class Log {
tikhomirov@1: 
tikhomirov@1: 	public static void main(String[] args) throws Exception {
tikhomirov@74: 		Options cmdLineOpts = Options.parse(args);
tikhomirov@74: 		HgRepository hgRepo = cmdLineOpts.findRepository();
tikhomirov@1: 		if (hgRepo.isInvalid()) {
tikhomirov@1: 			System.err.printf("Can't find repository in: %s\n", hgRepo.getLocation());
tikhomirov@1: 			return;
tikhomirov@1: 		}
tikhomirov@1: 		System.out.println(hgRepo.getLocation());
tikhomirov@47: 		final Dump dump = new Dump(hgRepo);
tikhomirov@49: 		dump.complete = true; //cmdLineOpts;
tikhomirov@60: 		dump.verbose = false; //cmdLineOpts;
tikhomirov@47: 		dump.reverseOrder = true;
tikhomirov@65: 		LogCommand cmd = new LogCommand(hgRepo);
tikhomirov@49: 		if (cmdLineOpts.users != null) {
tikhomirov@49: 			for (String u : cmdLineOpts.users) {
tikhomirov@65: 				cmd.user(u);
tikhomirov@49: 			}
tikhomirov@49: 		}
tikhomirov@65: 		if (cmdLineOpts.branches != null) {
tikhomirov@65: 			for (String b : cmdLineOpts.branches) {
tikhomirov@65: 				cmd.branch(b);
tikhomirov@65: 			}
tikhomirov@65: 		}
tikhomirov@65: 		if (cmdLineOpts.limit != -1) {
tikhomirov@65: 			cmd.limit(cmdLineOpts.limit);
tikhomirov@65: 			
tikhomirov@65: 		}
tikhomirov@6: 		if (cmdLineOpts.files.isEmpty()) {
tikhomirov@48: 			if (cmdLineOpts.limit == -1) {
tikhomirov@49: 				// no revisions and no limit
tikhomirov@65: 				cmd.execute(dump);
tikhomirov@48: 			} else {
tikhomirov@49: 				// in fact, external (to dump inspector) --limit processing yelds incorrect results when other args
tikhomirov@49: 				// e.g. -u or -b are used (i.e. with -u shall give <limit> csets with user, not check last <limit> csets for user 
tikhomirov@48: 				int[] r = new int[] { 0, hgRepo.getChangelog().getRevisionCount() };
tikhomirov@48: 				if (fixRange(r, dump.reverseOrder, cmdLineOpts.limit) == 0) {
tikhomirov@48: 					System.out.println("No changes");
tikhomirov@48: 					return;
tikhomirov@48: 				}
tikhomirov@65: 				cmd.range(r[0], r[1]).execute(dump);
tikhomirov@48: 			}
tikhomirov@47: 			dump.complete();
tikhomirov@6: 		} else {
tikhomirov@6: 			for (String fname : cmdLineOpts.files) {
tikhomirov@6: 				HgDataFile f1 = hgRepo.getFileNode(fname);
tikhomirov@8: 				System.out.println("History of the file: " + f1.getPath());
tikhomirov@48: 				if (cmdLineOpts.limit == -1) {
tikhomirov@65: 					cmd.file(Path.create(fname)).execute(dump);
tikhomirov@48: 				} else {
tikhomirov@48: 					int[] r = new int[] { 0, f1.getRevisionCount() };
tikhomirov@48: 					if (fixRange(r, dump.reverseOrder, cmdLineOpts.limit) == 0) {
tikhomirov@48: 						System.out.println("No changes");
tikhomirov@48: 						continue;
tikhomirov@48: 					}
tikhomirov@65: 					cmd.range(r[0], r[1]).file(Path.create(fname)).execute(dump);
tikhomirov@48: 				}
tikhomirov@47: 				dump.complete();
tikhomirov@6: 			}
tikhomirov@6: 		}
tikhomirov@2: 		//
tikhomirov@49: 		// XXX new ChangelogWalker().setFile("hello.c").setRevisionRange(1, 4).accept(new Visitor);
tikhomirov@1: 	}
tikhomirov@48: 	
tikhomirov@48: 	private static int fixRange(int[] start_end, boolean reverse, int limit) {
tikhomirov@48: 		assert start_end.length == 2;
tikhomirov@48: 		if (limit < start_end[1]) {
tikhomirov@48: 			if (reverse) {
tikhomirov@48: 				// adjust left boundary of the range
tikhomirov@48: 				start_end[0] = start_end[1] - limit;
tikhomirov@48: 			} else {
tikhomirov@48: 				start_end[1] = limit; // adjust right boundary
tikhomirov@48: 			}
tikhomirov@48: 		}
tikhomirov@48: 		int rv = start_end[1] - start_end[0];
tikhomirov@48: 		start_end[1]--; // range needs index, not length
tikhomirov@48: 		return rv;
tikhomirov@48: 	}
tikhomirov@47: 
tikhomirov@65: 	private static final class Dump implements LogCommand.Handler {
tikhomirov@47: 		// params
tikhomirov@60: 		boolean complete = false; // roughly --debug
tikhomirov@47: 		boolean reverseOrder = false;
tikhomirov@60: 		boolean verbose = true; // roughly -v
tikhomirov@47: 		// own
tikhomirov@47: 		private LinkedList<String> l = new LinkedList<String>();
tikhomirov@47: 		private final HgRepository repo;
tikhomirov@74: 		private Changelog.ParentWalker changelogWalker;
tikhomirov@60: 		private final int tip ;
tikhomirov@47: 
tikhomirov@47: 		public Dump(HgRepository hgRepo) {
tikhomirov@49: 			repo = hgRepo;
tikhomirov@49: 			tip = hgRepo.getChangelog().getRevisionCount() - 1;
tikhomirov@47: 		}
tikhomirov@47: 
tikhomirov@65: 		public void next(Cset changeset) {
tikhomirov@65: 			final String s = print(changeset);
tikhomirov@47: 			if (reverseOrder) {
tikhomirov@47: 				l.addFirst(s);
tikhomirov@47: 			} else {
tikhomirov@47: 				System.out.print(s);
tikhomirov@47: 			}
tikhomirov@47: 		}
tikhomirov@47: 		
tikhomirov@47: 		public void complete() {
tikhomirov@47: 			if (!reverseOrder) {
tikhomirov@47: 				return;
tikhomirov@47: 			}
tikhomirov@47: 			for (String s : l) {
tikhomirov@47: 				System.out.print(s);
tikhomirov@47: 			}
tikhomirov@47: 			l.clear();
tikhomirov@49: 			changelogWalker = null;
tikhomirov@47: 		}
tikhomirov@47: 
tikhomirov@65: 		private String print(Cset cset) {
tikhomirov@47: 			StringBuilder sb = new StringBuilder();
tikhomirov@47: 			Formatter f = new Formatter(sb);
tikhomirov@65: 			final Nodeid csetNodeid = cset.getNodeid();
tikhomirov@65: 			f.format("changeset:   %d:%s\n", cset.getRevision(), complete ? csetNodeid : csetNodeid.shortNotation());
tikhomirov@65: 			if (cset.getRevision() == tip || repo.getTags().isTagged(csetNodeid)) {
tikhomirov@50: 				
tikhomirov@50: 				sb.append("tag:         ");
tikhomirov@50: 				for (String t : repo.getTags().tags(csetNodeid)) {
tikhomirov@50: 					sb.append(t);
tikhomirov@50: 					sb.append(' ');
tikhomirov@50: 				}
tikhomirov@65: 				if (cset.getRevision() == tip) {
tikhomirov@50: 					sb.append("tip");
tikhomirov@50: 				}
tikhomirov@50: 				sb.append('\n');
tikhomirov@49: 			}
tikhomirov@47: 			if (complete) {
tikhomirov@49: 				if (changelogWalker == null) {
tikhomirov@49: 					changelogWalker = repo.getChangelog().new ParentWalker();
tikhomirov@49: 					changelogWalker.init();
tikhomirov@49: 				}
tikhomirov@49: 				Nodeid p1 = changelogWalker.safeFirstParent(csetNodeid);
tikhomirov@49: 				Nodeid p2 = changelogWalker.safeSecondParent(csetNodeid);
tikhomirov@49: 				int p1x = p1 == Nodeid.NULL ? -1 : repo.getChangelog().getLocalRevisionNumber(p1);
tikhomirov@49: 				int p2x = p2 == Nodeid.NULL ? -1 : repo.getChangelog().getLocalRevisionNumber(p2);
tikhomirov@65: 				int mx = repo.getManifest().getLocalRevisionNumber(cset.getManifestRevision());
tikhomirov@65: 				f.format("parent:      %d:%s\nparent:      %d:%s\nmanifest:    %d:%s\n", p1x, p1, p2x, p2, mx, cset.getManifestRevision());
tikhomirov@47: 			}
tikhomirov@65: 			f.format("user:        %s\ndate:        %s\n", cset.getUser(), cset.getDate());
tikhomirov@60: 			if (!complete && verbose) {
tikhomirov@65: 				final List<Path> files = cset.getAffectedFiles();
tikhomirov@48: 				sb.append("files:      ");
tikhomirov@65: 				for (Path s : files) {
tikhomirov@47: 					sb.append(' ');
tikhomirov@47: 					sb.append(s);
tikhomirov@47: 				}
tikhomirov@60: 				sb.append('\n');
tikhomirov@60: 			}
tikhomirov@60: 			if (complete) {
tikhomirov@65: 				if (!cset.getModifiedFiles().isEmpty()) {
tikhomirov@60: 					sb.append("files:      ");
tikhomirov@65: 					for (FileRevision s : cset.getModifiedFiles()) {
tikhomirov@60: 						sb.append(' ');
tikhomirov@65: 						sb.append(s.getPath());
tikhomirov@60: 					}
tikhomirov@60: 					sb.append('\n');
tikhomirov@60: 				}
tikhomirov@65: 				if (!cset.getAddedFiles().isEmpty()) {
tikhomirov@60: 					sb.append("files+:     ");
tikhomirov@65: 					for (FileRevision s : cset.getAddedFiles()) {
tikhomirov@65: 						sb.append(' ');
tikhomirov@65: 						sb.append(s.getPath());
tikhomirov@65: 					}
tikhomirov@65: 					sb.append('\n');
tikhomirov@65: 				}
tikhomirov@65: 				if (!cset.getRemovedFiles().isEmpty()) {
tikhomirov@65: 					sb.append("files-:     ");
tikhomirov@65: 					for (Path s : cset.getRemovedFiles()) {
tikhomirov@60: 						sb.append(' ');
tikhomirov@60: 						sb.append(s);
tikhomirov@60: 					}
tikhomirov@60: 					sb.append('\n');
tikhomirov@60: 				}
tikhomirov@65: //				if (cset.extras() != null) {
tikhomirov@65: //					sb.append("extra:      ");
tikhomirov@65: //					for (Map.Entry<String, String> e : cset.extras().entrySet()) {
tikhomirov@65: //						sb.append(' ');
tikhomirov@65: //						sb.append(e.getKey());
tikhomirov@65: //						sb.append('=');
tikhomirov@65: //						sb.append(e.getValue());
tikhomirov@65: //					}
tikhomirov@65: //					sb.append('\n');
tikhomirov@65: //				}
tikhomirov@60: 			}
tikhomirov@60: 			if (complete || verbose) {
tikhomirov@65: 				f.format("description:\n%s\n\n", cset.getComment());
tikhomirov@47: 			} else {
tikhomirov@65: 				f.format("summary:     %s\n\n", cset.getComment());
tikhomirov@47: 			}
tikhomirov@47: 			return sb.toString();
tikhomirov@47: 		}
tikhomirov@47: 	}
tikhomirov@1: }