crosswordpuzzlecreator.py

   1 # Get A Clue (C) 2010 V. Harishankar
   2 # Crossword puzzle maker program
   3 # Licensed under the GNU GPL v3
   4
   5 # Cross puzzle creator class
   6 import sys
   7 import cPickle
   8 import readline
   9
  10 import crosswordpuzzle
  11
  12 class CrosswordPuzzleCreator:
  13         # ansi color codes for grid display
  14         BRICKRED = '\033[31m'
  15         # bold
  16         BOLD = '\033[33m'
  17         # blue
  18         BLUE = '\033[34m'
  19         # grey
  20         GREY = '\033[30m'
  21         # Black background white text
  22         BLACK_BG = '\033[40;1;37m'
  23         # white background black text
  24         WHITE_BG = '\033[47;1;30m'
  25         # white background red text
  26         REDWHITE_BG = '\033[47;1;31m'
  27         # disable colors
  28         ENDCOL = '\033[0m'
  29
  30         def __init__ (self):
  31                 self.do_main_loop ()
  32                 self.current_file = None
  33                 self.puzzle = None
  34
  35         # save the puzzle
  36         def save_puzzle (self):
  37                 if self.current_file:
  38                         fpuzzle = open (self.current_file, "wb")
  39                         cPickle.dump (self.puzzle, fpuzzle, cPickle.HIGHEST_PROTOCOL)
  40                         sys.stdout.write (self.BLUE + "Puzzle saved to: " +
  41                                                 self.current_file + "\n" + self.ENDCOL)
  42
  43         # load the puzzle
  44         def load_puzzle (self):
  45                 if self.current_file:
  46                         fpuzzle = open (self.current_file, "rb")
  47                         self.puzzle = cPickle.load (fpuzzle)
  48
  49         # display the grid with words
  50         def print_puzzle (self, no_words=False):
  51                 # if self.puzzle is not none
  52                 if self.puzzle:
  53                         # get row, col and print them (with grid number if set)
  54                         for col in range (self.puzzle.cols):
  55                                 # print the first row as column headers
  56                                 sys.stdout.write (self.BLUE + '  %02d' % col + self.ENDCOL)
  57                         sys.stdout.write ("\n")
  58
  59                         for row in range (self.puzzle.rows):
  60                                 for col in range (self.puzzle.cols):
  61                                         # print the data
  62                                         # if the cell is numbered i.e. start of a word
  63                                         if self.puzzle.data[row][col].numbered != 0:
  64                                                 sys.stdout.write (self.REDWHITE_BG +
  65                                                 '%02d ' % self.puzzle.data[row][col].numbered + self.ENDCOL)
  66                                         # print spaces
  67                                         else:
  68                                                 if self.puzzle.data[row][col].char == "#":
  69                                                         sys.stdout.write (self.BLACK_BG + '   ' + self.ENDCOL)
  70                                                 else:
  71                                                         sys.stdout.write (self.WHITE_BG + '   ' + self.ENDCOL)
  72                                         # if the character is not a blank or a block
  73                                         if (self.puzzle.data[row][col].char <> "." and
  74                                                                                 self.puzzle.data[row][col].char <> "#"):
  75                                                 # if words are to be shown regardless of hidden/revealed state
  76                                                 if no_words is False:
  77                                                         sys.stdout.write (self.WHITE_BG +
  78                                                                 self.puzzle.data[row][col].char + self.ENDCOL)
  79                                                 else:
  80                                                         # display only revealed
  81                                                         if self.puzzle.data[row][col].revealed is True:
  82                                                                 sys.stdout.write (self.WHITE_BG +
  83                                                                         self.puzzle.data[row][col].char + self.ENDCOL)
  84                                                         # else print a blank
  85                                                         else:
  86                                                                 sys.stdout.write (self.WHITE_BG + '.' + self.ENDCOL)
  87                                         elif self.puzzle.data[row][col].char == '.':
  88                                                 sys.stdout.write (self.WHITE_BG +
  89                                                                 self.puzzle.data[row][col].char + self.ENDCOL)
  90                                         elif self.puzzle.data[row][col].char == '#':
  91                                                 sys.stdout.write (self.BLACK_BG + " " + self.ENDCOL)
  92
  93                                 sys.stdout.write (' ' + self.BLUE + "%2d" % row + self.ENDCOL + "\n")
  94                         raw_input (self.BRICKRED + "Press <return> to continue" + self.ENDCOL)
  95
  96         # display existing clues
  97         def on_display_clues (self):
  98                 try:
  99                         aclues = self.puzzle.get_clues_across ()
 100                         sys.stdout.write (self.BOLD + "\n------------\n")
 101                         sys.stdout.write ("Across words\n")
 102                         sys.stdout.write ("------------\n" + self.ENDCOL)
 103
 104                         for word, clue in aclues:
 105                                 sys.stdout.write (self.BOLD + word[0] + ": " + self.ENDCOL)
 106                                 if clue:
 107                                         sys.stdout.write (self.BLUE + clue + "\n" + self.ENDCOL)
 108                                 else:
 109                                         sys.stdout.write (self.BLUE + "(No clue yet)\n" + self.ENDCOL)
 110                 except crosswordpuzzle.NoWordsException:
 111                         sys.stderr.write ("No words across\n")
 112
 113                 try:
 114                         dclues = self.puzzle.get_clues_down ()
 115                         sys.stdout.write (self.BOLD + "\n----------\n")
 116                         sys.stdout.write ("Down words\n")
 117                         sys.stdout.write ("----------\n" + self.ENDCOL)
 118
 119                         for word, clue in dclues:
 120                                 sys.stdout.write (self.BOLD + word[0] + ": " + self.ENDCOL)
 121                                 if clue:
 122                                         sys.stdout.write (self.BLUE + clue + "\n" + self.ENDCOL)
 123                                 else:
 124                                         sys.stdout.write (self.BLUE + "(No clue yet)\n" + self.ENDCOL)
 125                 except crosswordpuzzle.NoWordsException:
 126                         sys.stderr.write ("No words down\n")
 127
 128                 raw_input (self.BRICKRED + "Press <return> to continue" + self.ENDCOL)
 129
 130         # set a clue to a word
 131         def on_set_clue (self):
 132                 self.print_puzzle ()
 133                 # get the row and column
 134                 srow = raw_input (self.BRICKRED + "At row: " + self.ENDCOL)
 135                 scol = raw_input (self.BRICKRED + "At col: " + self.ENDCOL)
 136                 # try converting it to number
 137                 try:
 138                         row = int (srow)
 139                         col = int (scol)
 140                 except ValueError:
 141                         sys.stderr.write ("Invalid row or column\n")
 142                         return
 143
 144                 try:
 145                         # across word set the clue if found
 146                         aword, arow, acol, alen = self.puzzle.get_word_across (row, col)
 147                         sys.stdout.write (self.BLUE + "Across word at position: " + aword + "\n" + self.ENDCOL)
 148                         clue = raw_input (self.BRICKRED + "Clue for across word: " + self.ENDCOL)
 149                         if clue:
 150                                 self.puzzle.data[arow][acol].clue_across = clue
 151                                 sys.stdout.write (self.BLUE + "Set clue: \n" + self.puzzle.data[arow][acol].clue_across)
 152                 except crosswordpuzzle.NoWordException:
 153                         sys.stderr.write ("No across word found at that position\n")
 154
 155                 try:
 156                         # down word set the clue if found
 157                         dword, drow, dcol, dlen = self.puzzle.get_word_down (row, col)
 158                         sys.stdout.write (self.BLUE + "Down word at position: " + dword + "\n" + self.ENDCOL)
 159                         clue = raw_input (self.BRICKRED + "Clue for down word: " + self.ENDCOL)
 160                         if clue:
 161                                 self.puzzle.data[drow][dcol].clue_down = clue
 162                                 sys.stdout.write (self.BLUE + "Set clue: \n" + self.puzzle.data[drow][dcol].clue_down)
 163                 except crosswordpuzzle.NoWordException:
 164                         sys.stderr.write ("No down word found at that position\n")
 165
 166         # add a word to the puzzle
 167         def on_add_word (self, across=True):
 168                 # first display the grid
 169                 self.print_puzzle ()
 170                 # get the row and column
 171                 srow = raw_input (self.BRICKRED + "Start row: " + self.ENDCOL)
 172                 scol = raw_input (self.BRICKRED + "Start col: " + self.ENDCOL)
 173                 # try converting it to number
 174                 try:
 175                         row = int (srow)
 176                         col = int (scol)
 177                 except ValueError:
 178                         sys.stderr.write ("Invalid row or column\n")
 179                         return
 180                 # get the word
 181                 word = raw_input (self.BRICKRED + "Word: " + self.ENDCOL)
 182
 183                 # try to add the word to the puzzle grid
 184                 try:
 185                         if across == True:
 186                                 self.puzzle.set_word_across (row, col, word)
 187                         else:
 188                                 self.puzzle.set_word_down (row, col, word)
 189                 except crosswordpuzzle.TooLongWordException:
 190                         sys.stderr.write ("Word is too long to fit in the grid! Aborting.\n")
 191                 except crosswordpuzzle.IntersectWordException:
 192                         sys.stderr.write ("Word intersects badly with another word!\n")
 193                 except crosswordpuzzle.FrozenGridException:
 194                         sys.stderr.write ("Word cannot be added to a frozen puzzle.\n")
 195
 196         # Export to image/HTML
 197         def on_export_image (self, solution=False):
 198                 try:
 199                         sys.stdout.write (self.BLUE + "Exporting puzzle to image/HTML\n")
 200                         filename = raw_input (self.BRICKRED + "Filename (PNG): " + self.ENDCOL)
 201
 202                         self.puzzle.export_image (filename, solution)
 203                         sys.stdout.write (self.BLUE + "Successfully exported to file: " +
 204                                                         filename + "\n" + self.ENDCOL)
 205
 206                 except crosswordpuzzle.FrozenGridException:
 207                         sys.stderr.write ("Cannot export as grid is not frozen/finalized")
 208
 209         # Export to across lite
 210         def on_export_acrosslite (self):
 211                 try:
 212                         sys.stdout.write (self.BLUE + "Exporting to AcrossLite(tm) Format\n" +
 213                                                 self.ENDCOL)
 214                         title = raw_input (self.BRICKRED + "Puzzle title: " + self.ENDCOL)
 215                         name = raw_input (self.BRICKRED + "Author name: " + self.ENDCOL)
 216                         copyright = raw_input (self.BRICKRED + "Copyright: " + self.ENDCOL)
 217                         exportfile = raw_input (self.BRICKRED + "Export to file: " + self.ENDCOL)
 218
 219                         acrosslite_str = self.puzzle.export_acrosslite (title, name, copyright)
 220                         fexport = open (exportfile, "w")
 221                         fexport.write (acrosslite_str)
 222                         fexport.close ()
 223                         sys.stdout.write (self.BLUE + "Exported AcrossLite(tm) File: " +
 224                                 exportfile + "\n" + self.ENDCOL)
 225                 except crosswordpuzzle.FrozenGridException:
 226                         sys.stderr.write ("Cannot export as grid is not frozen/finalized\n")
 227                 except crosswordpuzzle.NoWordsException:
 228                         sys.stderr.write ("No words to export!\n")
 229
 230         # Puzzle loop
 231         def do_puzzle_loop (self):
 232                 # there is a current file
 233                 if self.current_file and self.puzzle:
 234                         while True:
 235                                 sys.stdout.write (self.BOLD + "\n-----------------------------------\n")
 236                                 sys.stdout.write ("Puzzle: " + self.current_file + "\n")
 237                                 sys.stdout.write ("-----------------------------------" + self.ENDCOL + "\n")
 238                                 sys.stdout.write (self.BLUE + "1. Display grid\n")
 239                                 sys.stdout.write ("2. Add across word\n")
 240                                 sys.stdout.write ("3. Add down word\n")
 241                                 sys.stdout.write ("4. Remove across word\n")
 242                                 sys.stdout.write ("5. Remove down word\n")
 243                                 sys.stdout.write ("6. Freeze grid\n")
 244                                 sys.stdout.write ("7. Unfreeze grid\n")
 245                                 sys.stdout.write ("8. Set clue for word\n")
 246                                 sys.stdout.write ("9. Display clues\n")
 247                                 sys.stdout.write ("S. Save puzzle\n")
 248                                 sys.stdout.write ("E. Export to AcrossLite(TM) format\n")
 249                                 sys.stdout.write ("H. Export puzzle as image/HTML\n")
 250                                 sys.stdout.write ("I. Export solution as image\n")
 251                                 sys.stdout.write ("X. Exit to main menu\n" + self.ENDCOL)
 252                                 ch = raw_input (self.BRICKRED + "Your choice: " + self.ENDCOL)
 253                                 if ch == "1":
 254                                         self.print_puzzle ()
 255                                 elif ch == "2":
 256                                         self.on_add_word ()
 257                                 elif ch == "3":
 258                                         self.on_add_word (False)
 259                                 elif ch == "6":
 260                                         self.puzzle.freeze_grid ()
 261                                 elif ch == "7":
 262                                         self.puzzle.unfreeze_grid ()
 263                                 elif ch == "8":
 264                                         self.on_set_clue ()
 265                                 elif ch == "9":
 266                                         self.on_display_clues ()
 267                                 elif ch == "S" or ch == "s":
 268                                         self.save_puzzle ()
 269                                 elif ch == "E" or ch == "e":
 270                                         self.on_export_acrosslite ()
 271                                 elif ch == "H" or ch == "h":
 272                                         self.on_export_image ()
 273                                 elif ch == "I" or ch == "i":
 274                                         self.on_export_image (True)
 275                                 elif ch == "X" or ch == "x":
 276                                         break
 277
 278         # when user chooses new puzzle
 279         def on_new_puzzle (self):
 280                 self.current_file = raw_input (self.BRICKRED + "New puzzle file name: "
 281                                         + self.ENDCOL)
 282                 srows = raw_input (self.BRICKRED + "Number of rows: " + self.ENDCOL)
 283                 scols = raw_input (self.BRICKRED + "Number of cols: " + self.ENDCOL)
 284                 try:
 285                         rows = int (srows)
 286                         cols = int (scols)
 287                 except ValueError:
 288                         sys.stderr.write ("Invalid number of rows/columns")
 289                         return
 290                 self.puzzle = crosswordpuzzle.CrosswordPuzzle (rows, cols)
 291                 self.do_puzzle_loop ()
 292
 293         # when user chooses to load puzzle
 294         def on_load_puzzle (self):
 295                 self.current_file = raw_input (self.BRICKRED + "Puzzle to load: "
 296                                                 + self.ENDCOL)
 297                 self.load_puzzle ()
 298                 self.do_puzzle_loop ()
 299
 300         # Main application loop
 301         def do_main_loop (self):
 302                 # display the menu
 303                 while True:
 304                         sys.stdout.write (self.BOLD + "\n-----------------------------------\n")
 305                         sys.stdout.write ("Get A Clue - Crossword Puzzle Maker\n")
 306                         sys.stdout.write ("-----------------------------------\n" + self.ENDCOL)
 307                         sys.stdout.write (self.BLUE + "1. Start a new puzzle\n")
 308                         sys.stdout.write ("2. Open an existing puzzle\n")
 309                         sys.stdout.write ("X. Exit\n" + self.ENDCOL)
 310                         ch = raw_input (self.BRICKRED + "Your choice: " + self.ENDCOL)
 311                         if ch == '1':
 312                                 self.on_new_puzzle ()
 313                         if ch == '2':
 314                                 self.on_load_puzzle ()
 315                         if ch == 'x' or ch == 'X':
 316                                 break