diff options
Diffstat (limited to 'atoidejouer/tools/storage.py')
| -rw-r--r-- | atoidejouer/tools/storage.py | 108 |
1 files changed, 71 insertions, 37 deletions
diff --git a/atoidejouer/tools/storage.py b/atoidejouer/tools/storage.py index c8db5ac..0164053 100644 --- a/atoidejouer/tools/storage.py +++ b/atoidejouer/tools/storage.py @@ -1,12 +1,15 @@ # python import -import logging, os, shutil, tarfile, time +import dbus, logging, os, shutil, tarfile, time # .. from gettext import gettext as _ # gtk import import gtk +# png import from pypng +from lib import png + # sugar import from sugar.activity import activity from sugar.datastore import datastore @@ -20,6 +23,10 @@ ACTIVITY_NAMES = { } +def get_tmp_path(ext='png'): + return os.path.join(activity.get_activity_root(), 'tmp.%s' % ext) + + def get_config_path(): # get bundle path _bundle_path = activity.get_bundle_path() @@ -86,6 +93,64 @@ def get_pixbuf_from_data(data, image_type=None, size=None): return _loader.get_pixbuf() +def png_from_pixbuf(filename, activity_id, timestamp): + # prepare outpath + _out_path = get_image_path(filename) + if os.path.exists(_out_path): + return + else: + pass + # prepare inpath + _in_path = get_path_from_journal(activity_id, timestamp) + # init png reader + _reader = png.Reader(filename=_in_path) + # read the file + _w, _h, _pixels, _metadata = _reader.read() + # init working vars + _new_pixels = list() + _first_color = None + # update vars + for _i, _row in enumerate(_pixels): + # init new row + _new_row = list() + for _j, _col in enumerate(_row): + # upate rgb + if _j % 3 == 0: + _rgb = [_col] + continue + else: + _rgb.append(_col) + # update color first and after + if _j % 3 == 2: + # keep the first color + if _first_color is None: + _first_color = _rgb + else: + pass + # make it alpha if first + if _rgb == _first_color: + _new_row.extend([0, 0, 0, 0]) + else: + _rgb.append(255) + _new_row.extend(_rgb) + else: + continue + # add new row + _new_pixels.append(_new_row) + # update alpha meta + _metadata['alpha'] = True + _metadata['planes'] = 4 + # write the new image with alpha + _new_png = open(_out_path, 'wb') + _writer = png.Writer(_w, _h, **_metadata) + _writer.write(_new_png, _new_pixels) + _new_png.close() + # just in case + del _reader + del _pixels + del _new_pixels + + def get_journal_objects(activity_name): # prepare query _query = {'activity': ACTIVITY_NAMES[activity_name]} @@ -117,12 +182,6 @@ def list_info_from_journal(activity_name): # init title reg else: _titles[_t] = 1 - - # DEBUG - logger.debug('[utils] _info_from_jnl - activity_id: %s' % _m['activity_id']) - logger.debug('[utils] _info_from_jnl - timestamp: %s' % _m['timestamp']) - # DEBUG - # ensure info yield { 'activity_id' : _m['activity_id'], @@ -142,46 +201,21 @@ def list_files_from_journal(activity_name): yield _o.get_file_path() -def get_file_from_journal(activity_name, activity_id, timestamp): +def get_path_from_journal(activity_id, timestamp): # prepare query _query = { - 'activity': ACTIVITY_NAMES[activity_name], - 'activity_id': activity_id, - 'timestamp': timestamp, + 'activity_id': str(activity_id), + 'timestamp': int(timestamp) } # find in ds _results, _count = datastore.find(_query) + # .. if _count == 1: # get path - _path = _results[0].get_file_path() + return _results[0].get_file_path() else: return None - # ... - _temp = os.path.join('/home', 'florent', '%s.tmp' % activity_name) - - # DEBUG - logger.debug('[utils] _file_from_jnl - _temp: %s' % _temp) - # DEBUG - - # ... - os.link(_path, _temp) - - # DEBUG - logger.debug('[utils] _file_from_jnl - _path: %s' % _path) - # DEBUG - - _f = open(_temp) - - # DEBUG - logger.debug('[utils] _file_from_jnl - _len: %s' % len(_f.read())) - # DEBUG - - _f.close() - - # return it - return _results - def __check_dir(dir_name, parent='data'): # get activity path |