Mercurial > mamba

annotate mamba/habitats/userlevelmenu.py @ 601:915de6c7d342 default tip

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Add support for making the editor fullscreen too.
author Simon Cross <hodgestar@gmail.com>
date Sat, 14 Jan 2023 19:34:26 +0100
parents 16c690a7dc27
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1 """Level menu."""
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2
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3 from urllib import request
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4 import zipfile
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5 from io import BytesIO
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6
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7 from mamba.habitats.levelmenu import LevelMenu
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8 from mamba.level import Level
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9 from mamba.constants import LEVEL_SERVER, LEVEL_SERVER_VERSION
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10 from mamba.data import get_level_list, load_file
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11
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12
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13 class UserLevelApi(object):
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14
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15 def __init__(self, ctype, url=LEVEL_SERVER, timeout=10):
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16 assert ctype in ("curated", "uncurated")
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17 assert url.endswith("/")
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18 self.ctype = ctype
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19 self.level_namespace = ctype
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20 self.url = url
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21 self.timeout = timeout
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22 self.cache = {}
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23
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24 def _url_data(self, route):
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25 url = "%s%s/%s" % (self.url, self.ctype, route)
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26 return request.urlopen(url, timeout=self.timeout).read()
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27
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28 def _populate_level(self, name):
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29 try:
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30 source = self._url_data("level/%s" % name)
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31 level = Level(name, self.level_namespace, source)
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32 except Exception:
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33 print("Failed to download online level %r" % name)
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34 return
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35 self.cache[name] = level
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36
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37 def _populate_cache(self):
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38 try:
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39 data = self._url_data("index")
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40 except Exception:
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41 print("Failed to download online level index.")
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42 return
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43 levels = [x.strip() for x in data.splitlines()]
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44
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45 for name in levels:
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46 self._populate_level(name)
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47
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48 def _populate_cache_from_zip(self):
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49 try:
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50 data = self._url_data("levels.zip")
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51 except Exception:
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52 print("Failed to download online level zip.")
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53 return
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54 level_zip = zipfile.ZipFile(BytesIO(data), "r")
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55 levels = level_zip.namelist()
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56 for level in levels:
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57 try:
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58 source = level_zip.read(level).decode('utf-8')
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59 self.cache[level] = Level(level, self.level_namespace, source)
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60 except Exception as e:
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61 print("Failed to parse online level %r" % level)
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62 print('Error: ', e)
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63
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64 def list_levels(self):
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65 if not self.cache:
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66 if LEVEL_SERVER_VERSION >= 2:
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67 self._populate_cache_from_zip()
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68 else:
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69 self._populate_cache()
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70 return sorted(self.cache.keys())
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71
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72 def print_levels(self):
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73 title = "%s levels:" % self.ctype.title()
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74 print(title)
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75 print("=" * len(title))
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76 for name in self.list_levels():
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77 print(name)
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78 print("=" * len(title))
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79
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80 def get_level(self, name):
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81 if name not in self.cache:
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82 self._populate_level(name)
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83 return self.cache[name]
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85
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86 class NetworkLevelMenu(LevelMenu):
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87
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88 API = UserLevelApi("curated")
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89
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90 @property
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91 def level_namespace(self):
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92 self.API.level_namespace
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93
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94 def list_levels(self):
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95 return self.API.list_levels()
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96
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97 def get_level(self, name):
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98 return self.API.get_level(name)
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99
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100
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101 class UserLevelMenu(LevelMenu):
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102
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103 level_namespace = "user"
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104
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105 def on_enter(self):
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106 super(UserLevelMenu, self).on_enter()
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107 self._levels = {}
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108 self._level_list = []
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109
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110 def list_levels(self):
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111 if not self._level_list:
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112 for name in get_level_list('user_levels', is_user_dir=True):
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113 try:
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114 self.get_level(name)
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115 self._level_list.append(name)
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116 except Exception:
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117 print("Invalid user level:", name)
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118 return self._level_list[:]
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119
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120 def get_level(self, name):
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121 if name not in self._levels:
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122 src = load_file('user_levels/%s.txt' % (name,), is_user_dir=True)
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123 self._levels[name] = Level(name, self.level_namespace, src.read())
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124 return self._levels[name]