#!/usr/bin/env python3 # TODO: write color scheme # TODO: re-read date/author to xattr after an edit # TODO: consider adding h,j,k,l movement # TODO: change move command to 'v', change mode to 'm', drop copy-comments # TODO: bug: enter db mode, type E to edit a comment, we get the xattr version!! # TODO: try to clear a comment, left with ' ' # scroll # up/down - change focus, at limit: move 1 line, # pgup/down - move by (visible_range - 1), leave focus on the remaining element # home/end - top/bottom, focus on first/last # three main classes: # Pane: smart curses window cluster: main, status & scrolling pad # FileObj: a file with its xattr-comment and db-comment data # Files: a collection of FileObjs, sortable import os, time, stat, sys, shutil import time, math import curses, sqlite3, curses.textpad import logging, getpass, argparse import json VERSION = "1.9" # these may be different on MacOS xattr_comment = "user.xdg.comment" xattr_author = "user.xdg.comment.author" xattr_date = "user.xdg.comment.date" DATE_FORMAT = "%Y-%m-%d %H:%M:%S" mode_names = {"db":" ","xattr":""} modes = ("db","xattr") mode = "db" ### commands CMD_COPY = ord('c') # open dialog to copy-with-comment CMD_DETAIL = ord('d') # open dialog CMD_EDIT = ord('e') # open dialog for typing & or CMD_HELP = ord('h') # open dialog CMD_MODE = ord('M') # switch between xattr and database mode CMD_MOVE = ord('m') # open dialog to move-with-comment CMD_QUIT = ord('q') CMD_RELOAD = ord('r') # reload CMD_SORT = ord('s') # open dialog for N,S,D,C CMD_CMNT_CP= ord('C') # open dialog to copy comments accept 1 or a or CMD_ESC = 27 CMD_CD = ord('\n') # file comments will ALWAYS be written to both xattrs & database # access failure is shown once per directory # other options will be stored in database at ~/.dirnotes.db or /etc/dirnotes.db # - option to use MacOSX xattr labels # # at first launch (neither database is found), give the user a choice of # ~/.dirnotes.db or /var/lib/dirnotes.db # at usage time, check for ~/.dirnotes.db first ### colors CP_TITLE = 1 CP_BODY = 2 CP_FOCUS = 3 CP_ERROR = 4 CP_HELP = 5 CP_DIFFER = 6 COLOR_DIFFER = COLOR_TITLE = COLOR_BODY = COLOR_FOCUS = COLOR_ERROR = COLOR_HELP = None COLOR_THEME = ''' { "heading": ("yellow","blue"), "body":("white","blue"), "focus":("black","cyan") } ''' now = time.time() YEAR = 3600*24*365 verbose = None def print_v(*a): if verbose: print(*a) class Pane: ''' holds the whole display: handles file list directly, fills a child pad with the file info, draws scroll bar defers the status line to a child draws a border line format: filename=30%, size=7, date=12, comment=rest line 1=current directory + border line 2...h-4 = filename line h-3 = border line h-2 = status line h-1 = border column 0, sep1, sep2, sep3 and w-1 are borders w.r.t. pad filename starts in column 1 (border in 0) most methods take y=0..h-1 where y is the line number WITHIN the borders ''' def __init__(self, win, curdir, files, start_file = None): self.curdir = curdir self.cursor = None self.first_visible = 0 self.nFiles = len(files) self.start_file = start_file self.h, self.w = win.getmaxyx() self.main_win = win # whole screen self.win = win.subwin(self.h-1,self.w,0,0) # upper window, for border self.statusbar = win.subwin(1,self.w,self.h-1,0) # status at the bottom self.pad_height = max(self.nFiles,self.h-4) self.file_pad = curses.newpad(self.pad_height,self.w) self.file_pad.keypad(True) self.win.bkgdset(' ',curses.color_pair(CP_BODY)) self.statusbar.bkgdset(' ',curses.color_pair(CP_BODY)) self.file_pad.bkgdset(' ',curses.color_pair(CP_BODY)) self.resize() logging.info("made the pane") def resize(self): # and refill logging.info("got to resize") self.h, self.w = self.main_win.getmaxyx() self.sep1 = self.w // 3 self.sep2 = self.sep1 + 8 self.sep3 = self.sep2 + 13 self.win.resize(self.h-1,self.w) self.statusbar.resize(1,self.w) self.statusbar.mvwin(self.h-1,0) self.pad_height = max(len(files),self.h-4) self.pad_visible = self.h-4 self.file_pad.resize(self.pad_height+1,self.w-2) self.refill() self.refresh() def refresh(self): self.win.refresh() if self.some_comments_differ: self.setStatus("The xattr and database comments differ where shown in green") else: self.setStatus("") self.file_pad.refresh(self.first_visible,0, 2,1, self.h-3,self.w-2) def refill(self): self.win.bkgdset(' ',curses.color_pair(CP_BODY)) self.win.erase() self.win.box() h,w = self.win.getmaxyx() self.win.addnstr(0,3,os.path.realpath(self.curdir),w-4) mc = files.getMasterComment() if mc: self.win.addnstr(0,w-len(mc)-1,files.getMasterComment(),w-len(mc)-1) self.win.attron(COLOR_TITLE | curses.A_BOLD) self.win.addstr(1,1,'Name'.center(self.sep1-1)) self.win.addstr(1,self.sep1+2,'Size') self.win.addstr(1,self.sep2+4,'Date') self.win.addstr(1,self.sep3+2,'Comments') self.win.attroff(COLOR_BODY) self.some_comments_differ = False # now fill the file_pad for i,f in enumerate(files): self.fill_line(i) # fill the file_pad if self.nFiles < self.pad_height: for i in range(self.nFiles, self.pad_height): self.file_pad.addstr(i,0,' ' * (self.w-2)) # and display the file_pan if self.cursor == None: self.cursor = 0 if self.start_file: # if the command line had a file, find it and highlight it....once for i,f in enumerate(files): if f.getDisplayName() == self.start_file: self.cursor = i self.start_file = None self.focus_line() def fill_line(self,y): #logging.info(f"about to add {self.w-2} spaces at {y} to the file_pad size: {self.file_pad.getmaxyx()}") f = files[y] self.file_pad.addstr(y,0,' ' * (self.w-2)) self.file_pad.addnstr(y,0,f.getDisplayName(),self.sep1-1) self.file_pad.addstr(y,self.sep1,UiHelper.getShortSize(f)) self.file_pad.addstr(y,self.sep2,UiHelper.getShortDate(f.date)) comment = f.getComment(mode) or '' other = f.getOtherComment(mode) or '' logging.info(f"file_line, comments are <{comment}> and <{other}> differ_flag:{self.some_comments_differ}") if comment == other: self.file_pad.addnstr(y,self.sep3,comment,self.w-self.sep3-2) else: self.some_comments_differ = True self.file_pad.attron(COLOR_HELP) self.file_pad.addnstr(y,self.sep3,comment or ' ',self.w-self.sep3-2) self.file_pad.attroff(COLOR_HELP) self.file_pad.vline(y,self.sep1-1,curses.ACS_VLINE,1) self.file_pad.vline(y,self.sep2-1,curses.ACS_VLINE,1) self.file_pad.vline(y,self.sep3-1,curses.ACS_VLINE,1) def unfocus_line(self): self.fill_line(self.cursor) def focus_line(self): self.file_pad.attron(COLOR_FOCUS) self.fill_line(self.cursor) self.file_pad.attroff(COLOR_FOCUS) def line_move(self,direction): # try a move first new_cursor = self.cursor + direction if new_cursor < 0: new_cursor = 0 if new_cursor >= self.nFiles: new_cursor = self.nFiles - 1 if new_cursor == self.cursor: return # then adjust the window if new_cursor < self.first_visible: self.first_visible = new_cursor self.file_pad.redrawwin() if new_cursor >= self.first_visible + self.pad_visible - 1: self.first_visible = new_cursor - self.pad_visible + 1 self.file_pad.redrawwin() self.unfocus_line() self.cursor = new_cursor self.focus_line() self.file_pad.move(self.cursor,0) # just move the flashing cursor self.file_pad.refresh(self.first_visible,0,2,1,self.h-3,self.w-2) def setStatus(self,data): h,w = self.statusbar.getmaxyx() self.statusbar.clear() self.statusbar.attron(curses.A_REVERSE) self.statusbar.addstr(0,0,mode_names[mode]) self.statusbar.attroff(curses.A_REVERSE) y,x = self.statusbar.getyx() self.statusbar.addnstr(" " + data,w-x-1) self.statusbar.refresh() ## to hold the FileObj collection class Files(): def __init__(self,directory,db): self.db = db if not os.path.isdir(directory): errorBox(f"the command line argument: {directory} is not a directory; starting in the current directory") directory = '.' self.directory = FileObj(directory,self.db) try: current, dirs, non_dirs = next(os.walk(directory)) except: errorBox(f"{directory} is not a valid directory") raise if current != '/': dirs.insert(0,"..") self.files = [] for f in dirs + non_dirs: self.files.append(FileObj(os.path.join(current,f),self.db)) self.sort() def sortName(a): ''' when sorting by name put the .. and other entries first ''' if a.getDisplayName() == '../': return "\x00" if a.isDir(): return ' ' + a.getDisplayName() # else: return a.getDisplayName() def sortDate(a): if a.getDisplayName() == '../': return 0 return a.getDate() def sortSize(a): if a.getDisplayName() == '../': return -2 if a.isDir() or a.isLink() or a.isSock(): return -1 return a.getSize() def sortComment(a): return a.getComment(mode) or '~' sortFunc = sortName def sort(self): self.files.sort(key = Files.sortFunc) def getCurDir(self): return self.directory def getMasterComment(self): return self.directory.getComment(mode) ## accessors ## def __len__(self): return len(self.files) def __getitem__(self, i): return self.files[i] def __iter__(self): return self.files.__iter__() def errorBox(string): if curses_running: werr = curses.newwin(3,len(string)+8,5,5) werr.bkgd(' ',COLOR_ERROR) werr.clear() werr.box() werr.addstr(1,1,string) werr.timeout(3000) werr.getch() # any key del werr else: print(string) time.sleep(3) ############# the dnDataBase, UiHelper and FileObj code is shared with other dirnotes programs DEFAULT_CONFIG_FILE = "~/.dirnotes.conf" # config # we could store the config in the database, in a second table # or in a .json file DEFAULT_CONFIG = {"xattr_tag":"user.xdg.comment", "database":"~/.dirnotes.db", "start_mode":"xattr", "options for database":("~/.dirnotes.db","/etc/dirnotes.db"), "options for start_mode":("db","xattr") } class ConfigLoader: # singleton def __init__(self, configFile): configFile = os.path.expanduser(configFile) try: with open(configFile,"r") as f: config = json.load(f) except json.JSONDecodeError: errorBox(f"problem reading config file {configFile}; check the JSON syntax") config = DEFAULT_CONFIG except FileNotFoundError: errorBox(f"config file {configFile} not found; using the default settings") config = DEFAULT_CONFIG try: with open(configFile,"w") as f: json.dump(config,f,indent=4) except: errorBox(f"problem creating the config file {configFile}") self.dbName = os.path.expanduser(config["database"]) self.mode = config["start_mode"] # can get over-ruled by the command line options self.xattr_comment = config["xattr_tag"] class DnDataBase: ''' the database is flat fileName: fully qualified name st_mtime: a float size: a long comment: a string comment_time: a float, the time of the comment save author: the username that created the comment this object: 1) finds or creates the database 2) determine if it's readonly TODO: the database is usually associated with a user, in $XDG_DATA_HOME (~/.local/share/) TODO: if the database is not found, create it in $XDG_DATA_DIRS (/usr/local/share/) make it 0666 permissions (rw-rw-rw-) ''' def __init__(self,dbFile): '''try to open the database; if not found, create it''' try: self.db = sqlite3.connect(dbFile) except sqlite3.OperationalError: logging.error(f"Database {dbFile} not found") raise # create new database if it doesn't exist try: self.db.execute("select * from dirnotes") except sqlite3.OperationalError: print_v(f"Table dirnotes created") self.db.execute("create table dirnotes (name TEXT, date DATETIME, size INTEGER, comment TEXT, comment_date DATETIME, author TEXT)") self.db.execute("create index dirnotes_i on dirnotes(name)") # at this point, if a shared database is required, somebody needs to set perms to 0o666 self.writable = True try: self.db.execute("pragma user_verson=0") except sqlite3.OperationalError: self.writable = False class UiHelper: @staticmethod def epochToDb(epoch): return time.strftime(DATE_FORMAT,time.localtime(epoch)) @staticmethod def DbToEpoch(dbTime): return time.mktime(time.strptime(dbTime,DATE_FORMAT)) @staticmethod def getShortDate(longDate): now = time.time() diff = now - longDate if diff > YEAR: fmt = "%b %e %Y" else: fmt = "%b %e %H:%M" return time.strftime(fmt, time.localtime(longDate)) @staticmethod def getShortSize(fo): if fo.isDir(): return " " elif fo.isLink(): return " " size = fo.getSize() log = int((math.log10(size+1)-2)/3) s = " KMGTE"[log] base = int(size/math.pow(10,log*3)) return f"{base}{s}".strip().rjust(7) ## one for each file ## and a special one for ".." parent directory class FileObj: """ The FileObj knows about both kinds of comments. """ def __init__(self, fileName, db): self.fileName = os.path.abspath(fileName) # full path; dirs end WITHOUT a terminal / self.stat = os.lstat(self.fileName) self.displayName = os.path.split(fileName)[1] # base name; dirs end with a / if self.isDir(): if not self.displayName.endswith('/'): self.displayName += '/' self.date = self.stat.st_mtime self.size = self.stat.st_size self.db = db def getName(self): """ returns the absolute pathname """ return self.fileName def getDisplayName(self): """ returns just this basename of the file; dirs end in / """ return self.displayName def getDbData(self): """ returns (comment, author, comment_date) """ if not hasattr(self,'dbCommentAuthorDate'): cad = self.db.execute("select comment, author, comment_date from dirnotes where name=? order by comment_date desc",(self.fileName,)).fetchone() self.dbCommentAuthorDate = cad if cad else (None, None, None) return self.dbCommentAuthorDate def getDbComment(self): return self.getDbData()[0] def getXattrData(self): """ returns (comment, author, comment_date) """ if not hasattr(self,'xattrCommentAuthorDate'): c = a = d = None try: c = os.getxattr(self.fileName, xattr_comment, follow_symlinks=False).decode() a = os.getxattr(self.fileName, xattr_author, follow_symlinks=False).decode() d = os.getxattr(self.fileName, xattr_date, follow_symlinks=False).decode() except: # no xattr comment pass self.xattrCommentAuthorDate = c,a,d return self.xattrCommentAuthorDate def getXattrComment(self): return self.getXattrData()[0] def setDbComment(self,newComment): # how are we going to hook this? #if not self.db.writable: # errorBox("The database is readonly; you cannot add or edit comments") # return s = os.lstat(self.fileName) try: print_v(f"setDbComment db {self.db}, file: {self.fileName}") self.db.execute("insert into dirnotes (name,date,size,comment,comment_date,author) values (?,datetime(?,'unixepoch','localtime'),?,?,datetime(?,'unixepoch','localtime'),?)", (self.fileName, s.st_mtime, s.st_size, str(newComment), time.time(), getpass.getuser())) self.db.commit() self.dbCommentAuthorDate = newComment, getpass.getuser(), UiHelper.epochToDb(time.time()) except sqlite3.OperationalError: print_v("database is locked or unwritable") errorBox("the database that stores comments is locked or unwritable") def setXattrComment(self,newComment): print_v(f"set comment {newComment} on file {self.fileName}") try: os.setxattr(self.fileName,xattr_comment,bytes(newComment,'utf8'),follow_symlinks=False) os.setxattr(self.fileName,xattr_author,bytes(getpass.getuser(),'utf8'),follow_symlinks=False) os.setxattr(self.fileName,xattr_date,bytes(time.strftime(DATE_FORMAT),'utf8'),follow_symlinks=False) self.xattrCommentAuthorDate = newComment, getpass.getuser(), time.strftime(DATE_FORMAT) return True # we need to move these cases out to a handler except Exception as e: if self.isLink(): errorBox("Linux does not allow xattr comments on symlinks; comment is stored in database") elif self.isSock(): errorBox("Linux does not allow comments on sockets; comment is stored in database") elif os.access(self.fileName, os.W_OK)!=True: errorBox("you don't appear to have write permissions on this file") # change the listbox background to yellow elif "Errno 95" in str(e): errorBox("is this a VFAT or EXFAT volume? these don't allow comments") return False def getComment(self,mode): return self.getDbComment() if mode == "db" else self.getXattrComment() def getOtherComment(self,mode): return self.getDbComment() if mode == "xattr" else self.getXattrComment() def getData(self,mode): """ returns (comment, author, comment_date) """ return self.getDbData() if mode == "db" else self.getXattrData() def getOtherData(self,mode): """ returns (comment, author, comment_date) """ return self.getDbData() if mode == "xattr" else self.getXattrData() def getDate(self): return self.date def getSize(self): return self.size def isDir(self): return stat.S_ISDIR(self.stat.st_mode) def isLink(self): return stat.S_ISLNK(self.stat.st_mode) def isSock(self): return stat.S_ISSOCK(self.stat.st_mode) def copyFile(self, destDir): # NOTE: this method copies the xattr (comment + old author + old date) # but creates new db (comment + this author + new date) if stat.S_ISREG(self.stat.st_mode): dest = os.path.join(destDir,self.displayName) try: print_v("try copy from",self.fileName,"to",dest) shutil.copy2(self.fileName, dest) except: errorBox(f"file copy to <{dest}> failed; check permissions") return f = FileObj(dest, self.db) f.setDbComment(self.getDbComment()) def moveFile(self, destDir): # NOTE: this method moves the xattr (comment + old author + old date) # but creates new db (comment + this author + new date) src = self.fileName dest = os.path.join(destDir, self.displayName) # move preserves dates & chmod/chown & xattr print_v(f"move from {self.fileName} to {destDir}") try: shutil.move(src, dest) except: ErrorBox(f"file move to <{dest}> failed; check permissions") return # and copy the database record f = FileObj(dest,files.db) f.setDbComment(self.getDbComment()) ########## dest directory picker ############### # returns None if the user hits # the dir_pad contents are indexed from 0,0, matching self.fs class showDirectoryPicker: def __init__(self,starting_dir,title): self.selected = None self.title = title self.starting_dir = self.cwd = os.path.abspath(starting_dir) # draw the perimeter...it doesn't change self.W = curses.newwin(20,60,5,5) self.W.bkgd(' ',COLOR_HELP) self.h, self.w = self.W.getmaxyx() self.W.keypad(True) #self.W.clear() self.W.box() self.W.addnstr(0,1,self.title,self.w-2) self.W.addstr(self.h-1,1," to select or change dir, to exit") self.W.refresh() self.fill() inDialog = True selected = '' while inDialog: c = self.W.getch() y,x = self.dir_pad.getyx() if c == curses.KEY_UP: if y==0: continue y -= 1 self.dir_pad.move(y,0) if y < self.first_visible: self.first_visible = y self.refresh() elif c == curses.KEY_DOWN: if y == len(self.fs)-1: continue y += 1 self.dir_pad.move(y,0) if y-self.first_visible > self.h-3: self.first_visible += 1 self.refresh() elif c == CMD_CD: # cd to new dir and refill if y==0 and self.fs[0].startswith(' {os.path.basename(self.cwd)}") # create a pad big enough to hold all the entries self.pad_height = max(self.h-2,len(self.fs)) self.dir_pad = curses.newpad(self.pad_height, self.w - 2) self.dir_pad.bkgdset(' ',curses.color_pair(CP_BODY)) self.dir_pad.clear() self.first_visible = 0 # and fill it with strings for i,f in enumerate(self.fs): self.dir_pad.addnstr(i,0,f,self.w-2) self.dir_pad.move(0,0) self.refresh() ########### comment management code ################# # paint a dialog window with a border and contents # discard the 1st line, use the next line to set the width def paint_dialog(b_color,data): lines = data.split('\n')[1:] n = len(lines[0]) w = curses.newwin(len(lines)+2,n+3,5,5) w.bkgd(' ',b_color) w.clear() w.box() for i,d in enumerate(lines): w.addnstr(i+1,1,d,n) #w.refresh I don't know why this isn't needed :( return w help_string = """ Dirnotes add descriptions to files uses xattrs and a database version %s h help window (h1/h2 for more help) e edit file description d see file+comment details s sort q quit M switch between xattr & database C copy comment between modes p preferences/settings [not impl] c copy file m move file to enter directory""" % (VERSION,) def show_help(): w = paint_dialog(COLOR_HELP,help_string) c = w.getch() del w if c==ord('1'): show_help1() if c==ord('2'): show_help2() help1_string = """ Dirnotes stores its comments in the xattr property of files where it can, and in a database. XATTR ===== The xattr comments are attached to the 'user.xdg.comment' property. If you copy/move/tar the file, there are often options to move the xattrs with the file. The xattr comments don't always work. For example, you may not have write permission on a file. Or you may be using an exFat/fuse filesystem that doesn't support xattr. You cannot add xattr comments to symlinks. DATABASE ======== The database isvstored at ~/.dirnotes.db using sqlite3. The comments are indexed by the realpath(filename), which may change if you use external drives and use varying mountpoints. These comments will not move with a file unless you use the move/copy commands inside this program. The database allows you to add comments to files you don't own, or which are read-only. When the comments in the two systems differ, the comment is highlighted in green. The 'M' command lets you view either xattr or database comments. The 'C' command allows you to copy comments between xattr and database.""" def show_help1(): w = paint_dialog(COLOR_HELP,help1_string) c = w.getch() del w help2_string = """ The comments are also stored with the date-of-the-comment and the username of the comment's author. The 'd' key will display that info. Optionally, the database can be stored at /var/lib/dirnotes/dirnotes.db which allows access to all users (not implimented)""" def show_help2(): w = paint_dialog(COLOR_HELP,help2_string) c = w.getch() del w sort_string = """ Select sort order: name date size comment""" def show_sort(): h = paint_dialog(COLOR_HELP,sort_string) h.attron(COLOR_TITLE) h.addstr(3,3,"n") or h.addstr(4,3,"d") or h.addstr(5,3,"s") or h.addstr(6,3,"c") h.attroff(COLOR_TITLE) h.refresh() c = h.getch() del h return c detail_string = """ Comments detail: Comment: Author: Date: """ def show_detail(f): global mode h = paint_dialog(COLOR_HELP,detail_string) c,a,d = f.getData(mode) # get all three, depending on the current mode h.addstr(1,20,"from xattrs" if mode=="xattr" else "from database") h.addnstr(2,12,c or "",h.getmaxyx()[1]-13) h.addstr(3,12,a or "") h.addstr(4,12,d or "") h.refresh() c = h.getch() del h return c ## used by the comment editor to pick up and edit_done = False def edit_fn(c): global edit_done if c==ord('\n'): edit_done = True return 7 if c==27: return 7 return c def main(w, cwd, database_file, start_file): global files, edit_done, mode global COLOR_TITLE, COLOR_BODY, COLOR_FOCUS, COLOR_ERROR, COLOR_HELP curses.init_pair(CP_TITLE, curses.COLOR_YELLOW,curses.COLOR_BLUE) curses.init_pair(CP_BODY, curses.COLOR_WHITE,curses.COLOR_BLUE) curses.init_pair(CP_FOCUS, curses.COLOR_BLACK,curses.COLOR_CYAN) curses.init_pair(CP_ERROR, curses.COLOR_BLACK,curses.COLOR_RED) curses.init_pair(CP_HELP, curses.COLOR_WHITE,curses.COLOR_CYAN) curses.init_pair(CP_DIFFER,curses.COLOR_WHITE,curses.COLOR_GREEN) COLOR_TITLE = curses.color_pair(CP_TITLE) | curses.A_BOLD COLOR_BODY = curses.color_pair(CP_BODY) COLOR_FOCUS = curses.color_pair(CP_FOCUS) COLOR_ERROR = curses.color_pair(CP_ERROR) COLOR_HELP = curses.color_pair(CP_HELP) COLOR_DIFFER = curses.color_pair(CP_DIFFER) logging.info(f"COLOR_DIFFER is {COLOR_DIFFER}") db = DnDataBase(database_file).db files = Files(cwd,db) logging.info(f"got files, len={len(files)}") mywin = Pane(w,cwd,files,start_file = start_file) showing_edit = False while True: c = mywin.file_pad.getch(mywin.cursor,1) if c == CMD_QUIT or c == CMD_ESC: break elif c == CMD_HELP: show_help() mywin.refresh() elif c == CMD_SORT: c = show_sort() if c == ord('s') or c == ord('S'): Files.sortFunc = Files.sortSize elif c == ord('n') or c == ord('N'): Files.sortFunc = Files.sortName elif c == ord('d') or c == ord('D'): Files.sortFunc = Files.sortDate elif c == ord('c') or c == ord('C'): Files.sortFunc = Files.sortComment files.sort() mywin.refill() mywin.refresh() elif c == curses.KEY_UP: mywin.line_move(-1) elif c == curses.KEY_DOWN: mywin.line_move(1) elif c == curses.KEY_PPAGE: mywin.line_move(-mywin.pad_visible+1) elif c == curses.KEY_NPAGE: mywin.line_move(mywin.pad_visible-1) elif c == curses.KEY_HOME: mywin.line_move(-len(files)+1) elif c == curses.KEY_END: mywin.line_move(len(files)-1) elif c == CMD_DETAIL: show_detail(files[mywin.cursor]) mywin.refresh() elif c == CMD_MODE: mode = "db" if mode=="xattr" else "xattr" mywin.refill() mywin.refresh() elif c == CMD_RELOAD: where = files.getCurDir().fileName files = Files(where,db) mywin = Pane(w,where,files) elif c == CMD_CD: f = files[mywin.cursor] if f.isDir(): cwd = f.getName() print_v(f"CD change to {cwd}") files = Files(cwd,db) mywin = Pane(w,cwd,files) # TODO: should this simply re-fill() the existing Pane instead of destroy? elif c == CMD_EDIT: showing_edit = True edit_window = curses.newwin(5,(4*mywin.w) // 5,mywin.h // 2 - 3, mywin.w // 10) edit_window.box() edit_window.addstr(0,1," when done, to cancel") he,we = edit_window.getmaxyx() edit_sub = edit_window.derwin(3,we-2,1,1) f = files[mywin.cursor] mywin.setStatus(f"Edit file: {f.getName()}") existing_comment = f.getXattrComment() edit_sub.addstr(0,0,existing_comment or '') text = curses.textpad.Textbox(edit_sub) edit_window.refresh() comment = text.edit(edit_fn).strip() logging.info(f"comment: {comment} and flag-ok {edit_done}") if edit_done: comment = comment.replace('\n',' ') logging.info(f"got a new comment as '{comment}'") edit_done = False f.setXattrComment(comment) f.setDbComment(comment) logging.info(f"set file {f.fileName} with comment <{comment}>") mywin.main_win.redrawln(mywin.cursor-mywin.first_visible+2,1) del text, edit_sub, edit_window mywin.main_win.redrawln(mywin.h // 2 - 3, 5) mywin.statusbar.redrawwin() mywin.focus_line() mywin.refresh() elif c == CMD_CMNT_CP: # copy comments to the other mode cp_cmnt_ask = curses.newwin(6,40,5,5) cp_cmnt_ask.box() cp_cmnt_ask.addstr(1,1,"Copy comments to ==> ") cp_cmnt_ask.addstr(1,22,"database" if mode=="xattr" else "xattr") cp_cmnt_ask.addstr(2,1," 1 just this file") cp_cmnt_ask.addstr(3,1," a all files with comments") cp_cmnt_ask.addstr(4,1,"esc to cancel") cp_cmnt_ask.refresh() c = cp_cmnt_ask.getch() if c in (ord('1'), ord('a'), ord('A')): # copy comments for one file or all if c==ord('1'): collection = [files[mywin.cursor]] else: collection = files for f in collection: if mode=="xattr": if f.getXattrComment(): f.setDbComment(f.getXattrComment()) else: if f.getDbComment(): f.setXattrComment(f.getDbComment()) mywin.refill() mywin.refresh() elif c == CMD_COPY: if files[mywin.cursor].getDisplayName() == "../": continue if files[mywin.cursor].isDir(): errorBox(f"<{files[mywin.cursor].getDisplayName()}> is a directory. Copy not allowed") else: dest_dir = showDirectoryPicker(cwd,"Select folder for copy").value() if dest_dir: files[mywin.cursor].copyFile(dest_dir) mywin.refresh() elif c == CMD_MOVE: if files[mywin.cursor].getDisplayName() == "../": continue if files[mywin.cursor].isDir(): errorBox(f"<{files[mywin.cursor].getDisplayName()}> is a directory. Move not allowed") else: dest_dir = showDirectoryPicker(cwd,"Select folder for move").value() if dest_dir: files[mywin.cursor].moveFile(dest_dir) files = Files(cwd,db) mywin = Pane(w,cwd,files) # is this the way to refresh the main pane? TODO mywin.refresh() # to clean up the errorBox or FolderPicker elif c == curses.KEY_RESIZE: mywin.resize() #mywin.refresh() def pre_main(): # done before we switch to curses mode logging.basicConfig(filename='/tmp/dirnotes.log', level=logging.DEBUG) logging.info("starting curses dirnotes") parser = argparse.ArgumentParser(description="Add comments to files") parser.add_argument('-c','--config', dest='config_file', help="config file (json format)") parser.add_argument('-v','--version', action='version', version=f"dirnotes ver:{VERSION}") parser.add_argument('-d','--db', action='store_true',help="start up in database mode") parser.add_argument('-x','--xattr', action='store_true',help="start up in xattr mode") parser.add_argument('directory', type=str, default='.', nargs='?', help="directory or file to start") args = parser.parse_args() logging.info(args) config = ConfigLoader(args.config_file or DEFAULT_CONFIG_FILE) if args.db: config.mode = "db" if args.xattr: config.mode = "xattr" # print(repr(config)) # print("start_mode",config["start_mode"]) return args, config curses_running = False args, config = pre_main() mode = config.mode xattr_comment = config.xattr_comment xattr_author = config.xattr_comment + ".author" xattr_date = config.xattr_comment + ".date" database_name = config.dbName if os.path.isdir(args.directory): cwd, start_file = args.directory, None else: cwd, start_file = os.path.split(args.directory) curses_running = True curses.wrapper(main, cwd or '.', database_name, start_file)