deluge/plugins/TorrentPieces/tab_pieces.py

317 lines
14 KiB
Python

import gtk
import math
class PiecesTabManager(object):
def __init__(self, manager, viewport, columns, font_size):
self.manager = manager
self.viewport = viewport
self.font_desc = None
self.set_font_size(font_size)
self.columns = columns
self.vbox = None
self.pieces = {}
self.labels = []
self.rows = []
self.pieces_block_info = {}
self.speed_symbols = {}
self.num_blocks = 0
self.last_num_blocks = 0
self.row = -1
self.unique_id = -1
self.all_files = None
self.file_priorities = None
self.index = 0
self.prev_file_index = -1
self.file_index = 0
self.next_file_index = 1
self.num_files = 0
self.current_first_index = None
self.current_last_index = None
self.handlers_connected = False
def set_unique_id(self, unique_id):
self.unique_id = unique_id
def clear_pieces_store(self, clear_unique_id=True):
self.pieces = {}
self.pieces_block_info = {}
self.speed_symbols = {}
self.labels = []
self.rows = []
self.row = -1
if clear_unique_id:
self.unique_id = -1
self.all_files = None
self.file_priorities = None
self.index = 0
self.prev_file_index = -1
self.file_index = 0
self.next_file_index = 1
self.num_files = 0
self.current_first_index = None
self.current_last_index = None
if not self.vbox is None:
self.vbox.destroy()
self.vbox = None
def set_columns(self, columns):
self.columns = columns
def set_font_size(self, font_size):
import pango
self.font_desc = pango.FontDescription('monospace %s' % font_size)
def prepare_pieces_store(self):
gtk.main_iteration_do(False)
self.vbox = gtk.VBox()
self.viewport.add(self.vbox)
torrent_state = self.manager.get_torrent_state(self.unique_id)
if torrent_state['is_seed']:
label = gtk.Label(_("Torrent complete"))
label.set_alignment(0,0)
self.vbox.pack_start(label, expand=False)
self.vbox.show_all()
return
self.all_files = self.manager.get_file_piece_range(self.unique_id)
self.num_blocks = self.all_files[0]['first_num_blocks']
self.last_num_blocks = self.all_files[len(self.all_files)-1]['last_num_blocks']
self.file_priorities = self.manager.get_priorities(self.unique_id)
state = self.manager.get_torrent_state(self.unique_id)
self.num_pieces = state["num_pieces"]
for priority in self.file_priorities:
try:
self.current_first_index = self.all_files[self.file_index]['first_index']
self.current_last_index = self.all_files[self.file_index]['last_index']
except:
print "length of all_files", len(self.all_files)
print "length of file_priorities", len(self.file_priorities)
print "file index", self.file_index
else:
if priority > 0:
#if file is being downloaded build the file pieces information
self.build_file_pieces()
self.file_index += 1
self.next_file_index += 1
self.prev_file_index += 1
self.get_current_pieces_info()
self.vbox.show_all()
return
def build_file_pieces(self):
gtk.main_iteration_do(False)
label = gtk.Label()
label.set_alignment(0,0)
label.set_text(self.all_files[self.file_index]['path'])
self.vbox.pack_start(label, expand=False)
if self.current_last_index != self.current_first_index:
#if there is more than one piece
self.build_pieces_table()
self.vbox.pack_start(gtk.Label(), expand=False)
else:
#if file only has one piece
self.index = 0
main_index = self.current_last_index
if self.file_index == 0 or not main_index in self.pieces:
# piece could be shared if file has only one piece and it's not the first file
# only create it if it does not exist
self.build_last_file_piece(main_index)
def build_pieces_table(self):
temp_prev_priority = 1
if self.file_index == 0\
or self.current_first_index !=\
self.all_files[self.prev_file_index]['last_index']:
#if first piece is not a shared piece
temp_range = self.current_last_index-self.current_first_index
diff = 0
else:
#if first piece is shared
temp_prev_priority = self.file_priorities[self.prev_file_index]
if temp_prev_priority > 0:
#if last file was not skipped, skip the first piece
diff = 1
temp_range = self.current_last_index-(self.current_first_index+1)
#otherwise keep the first piece
else:
diff = 0
temp_range = self.current_last_index-self.current_first_index
#last piece handled outside of loop, skip it from range
row_prev = 0
for index in xrange(temp_range):
gtk.main_iteration_do(False)
main_index = diff+self.current_first_index+index
row = index/self.columns
column = index%self.columns
if row == 0 and column == 0:
self.row += 1
self.rows.append([])
self.labels.append(gtk.Label())
self.labels[self.row].set_alignment(0,0)
self.vbox.pack_start(self.labels[self.row], expand=False)
if row > row_prev:
self.row += 1
row_list = {}
self.rows.append([])
self.labels.append(gtk.Label())
self.labels[self.row].set_alignment(0,0)
self.vbox.pack_start(self.labels[self.row], expand=False)
percentage = " 0% "
self.pieces[main_index] = {'row':self.row, 'column':column}
self.pieces_block_info[main_index] = 0
self.speed_symbols[main_index] = " "
row_prev = row
if self.manager.has_piece(self.unique_id, main_index):
#if piece is already finished
percentage = " 100% "
self.pieces_block_info[main_index] = self.num_blocks
self.rows[self.row].append(percentage)
self.labels[self.row].modify_font(self.font_desc)
self.labels[self.row].set_text(str(self.rows[self.row]))
self.labels[self.row].set_alignment(0,0)
self.index = temp_range
def build_last_file_piece(self, main_index):
gtk.main_iteration_do(False)
if self.next_file_index < len(self.all_files):
# if there is another file
if self.file_priorities[self.next_file_index]==0\
or self.current_last_index != self.all_files[self.next_file_index]['first_index']:
#if next file is skipped or there is no shared piece, keep last piece
row = self.index/self.columns
column = self.index%self.columns
if column == 0:
self.row += 1
self.labels.append(gtk.Label())
self.vbox.pack_start(self.labels[self.row], expand=False)
self.rows.append([])
self.pieces[main_index] = {'row':self.row, 'column':column}
if self.file_priorities[self.next_file_index]>0\
and self.current_last_index == self.all_files[self.next_file_index]['first_index']:
#if next file is not skipped and there is a shared piece, do not keep last piece
self.row += 1
label = gtk.Label()
label.set_alignment(0,0)
label.set_text(_("Piece shared with next file(s)"))
self.vbox.pack_start(label, expand=False)
self.labels.append(gtk.Label())
self.vbox.pack_start(self.labels[self.row], expand=False)
self.vbox.pack_start(gtk.Label(), expand=False)
self.rows.append([])
self.pieces[main_index] = {'row':self.row, 'column':0}
else:
#if there is no other file
row = self.index/self.columns
column = self.index%self.columns
if column == 0:
self.row += 1
self.labels.append(gtk.Label())
self.rows.append([])
self.pieces[main_index] = {'row':self.row, 'column':column}
percentage = " 0% "
self.pieces_block_info[main_index] = 0
self.speed_symbols[main_index] = " "
if self.manager.has_piece(self.unique_id, main_index):
#if piece is already finished
percentage = " 100% "
self.pieces_block_info[main_index] = self.num_blocks
self.rows[self.row].append(percentage)
self.labels[self.row].modify_font(self.font_desc)
self.labels[self.row].set_text(str(self.rows[self.row]))
self.labels[self.row].set_alignment(0,0)
def connect_handlers(self):
self.handlers_connected = True
self.manager.connect_event(self.manager.constants['EVENT_PIECE_FINISHED'], self.handle_event)
self.manager.connect_event(self.manager.constants['EVENT_BLOCK_FINISHED'], self.handle_event)
self.manager.connect_event(self.manager.constants['EVENT_BLOCK_DOWNLOADING'], self.handle_event)
self.manager.connect_event(self.manager.constants['EVENT_HASH_FAILED_ERROR'], self.handle_event)
def disconnect_handlers(self):
if self.handlers_connected:
self.manager.disconnect_event(self.manager.constants['EVENT_PIECE_FINISHED'], self.handle_event)
self.manager.disconnect_event(self.manager.constants['EVENT_BLOCK_FINISHED'], self.handle_event)
self.manager.disconnect_event(self.manager.constants['EVENT_BLOCK_DOWNLOADING'], self.handle_event)
self.manager.disconnect_event(self.manager.constants['EVENT_HASH_FAILED_ERROR'], self.handle_event)
self.handlers_connected = False
def handle_event(self, event):
#protect against pieces trying to display after file priority changed
#or different torrent selected
if event['unique_ID'] == self.unique_id\
and event['piece_index'] in self.pieces:
index = event['piece_index']
row = self.pieces[index]['row']
column = self.pieces[index]['column']
if event['event_type'] is self.manager.constants['EVENT_PIECE_FINISHED']:
self.rows[row][column] = " 100% "
if index == self.all_files[len(self.all_files)-1]['last_index']:
self.pieces_block_info[index] = self.last_num_blocks
else:
self.pieces_block_info[index] = self.num_blocks
self.labels[row].set_text(str(self.rows[row]))
elif event['event_type'] is self.manager.constants['EVENT_HASH_FAILED_ERROR']:
self.rows[row][column] = " 0% "
self.pieces_block_info[index] = 0
elif event['event_type'] is self.manager.constants['EVENT_BLOCK_DOWNLOADING']:
if index == self.all_files[len(self.all_files)-1]['last_index']:
percentage = (100*self.pieces_block_info[index])/self.last_num_blocks
else:
percentage = (100*self.pieces_block_info[index])/self.num_blocks
# Pad accordingly
symbol = " "
if event['peer_speed'] == "fast":
symbol = "+"
elif event['peer_speed'] == "medium":
symbol = "="
elif event['peer_speed'] == "slow":
symbol = "-"
percentage_label = " "
if percentage < 99:
if percentage <= 9:
percentage_label = " "
else:
percentage_label = " "
self.speed_symbols[index] = symbol
percentage_label = symbol + percentage_label + str(percentage) + "% "
self.rows[row][column] = percentage_label
self.labels[row].set_text(str(self.rows[row]))
else: # block finished
self.pieces_block_info[index] += 1
if index == self.all_files[len(self.all_files)-1]['last_index']:
percentage = (100*self.pieces_block_info[index])/self.last_num_blocks
else:
percentage = (100*self.pieces_block_info[index])/self.num_blocks
# Pad accordingly
percentage_label = " "
if percentage < 99:
if percentage <= 9:
percentage_label = " "
else:
percentage_label = " "
percentage_label = self.speed_symbols[index] + percentage_label + str(percentage) + "% "
self.rows[row][column] = percentage_label
self.labels[row].set_text(str(self.rows[row]))
def get_current_pieces_info(self):
all_piece_info = self.manager.get_all_piece_info(self.unique_id)
for info_index in xrange(len(all_piece_info)):
index = all_piece_info[info_index]['piece_index']
if index in self.pieces:
row = self.pieces[index]['row']
column = self.pieces[index]['column']
if index == self.all_files[len(self.all_files)-1]['last_index']:
percentage = (100*self.pieces_block_info[index])/self.last_num_blocks
else:
percentage = (100*self.pieces_block_info[index])/self.num_blocks
# Pad accordingly
label = " "
if percentage < 99:
if percentage <= 9:
label = " "
else:
label = " "
label = label + str(percentage) + "% "
self.rows[row][column] = label
self.labels[row].set_text(str(self.rows[row]))