2 from Tools.Directories import crawlDirectory, resolveFilename, SCOPE_CONFIG, SCOPE_SKIN
3 from Components.NimManager import nimmanager
4 from Components.Ipkg import IpkgComponent
5 from Components.config import config, configfile
6 from enigma import eConsoleAppContainer, eDVBDB
9 class InfoHandlerParseError(Exception):
10 def __init__(self, value):
13 return repr(self.value)
15 class InfoHandler(xml.sax.ContentHandler):
16 def __init__(self, prerequisiteMet, directory):
18 self.directory = directory
20 self.globalprerequisites = {}
21 self.prerequisites = {}
23 self.validFileTypes = ["skin", "config", "services", "favourites", "package"]
24 self.prerequisitesMet = prerequisiteMet
27 def printError(self, error):
28 print "Error in defaults xml files:", error
29 raise InfoHandlerParseError, error
31 def startElement(self, name, attrs):
32 print name, ":", attrs.items()
33 self.elements.append(name)
34 if name in ["hardware", "bcastsystem", "satellite"]:
35 if not attrs.has_key("type"):
36 self.printError(str(name) + " tag with no type attribute")
37 if self.elements[-3] == "default":
38 prerequisites = self.globalprerequisites
40 prerequisites = self.prerequisites
41 if not prerequisites.has_key(name):
42 prerequisites[name] = []
43 prerequisites[name].append(str(attrs["type"]))
45 if attrs.has_key("type"):
46 if attrs["type"] == "directories":
47 self.attributes["filestype"] = "directories"
48 # TODO add a compressed archive type
50 self.prerequisites = {}
51 if not attrs.has_key("type"):
52 self.printError("file tag with no type attribute")
54 if not attrs.has_key("name"):
55 self.printError("file tag with no name attribute")
57 if not attrs.has_key("directory"):
58 directory = self.directory
60 if not type in self.validFileTypes:
61 self.printError("file tag with invalid type attribute")
64 self.fileattrs = attrs
65 def endElement(self, name):
67 print "self.elements:", self.elements
70 print "prerequisites:", self.prerequisites
71 if len(self.prerequisites) == 0 or self.prerequisitesMet(self.prerequisites):
72 if not self.attributes.has_key(self.filetype):
73 self.attributes[self.filetype] = []
74 if self.fileattrs.has_key("directory"):
75 directory = str(self.fileattrs["directory"])
76 if len(directory) < 1 or directory[0] != "/":
77 directory = self.directory + directory
79 directory = self.directory
80 self.attributes[self.filetype].append({ "name": str(self.fileattrs["name"]), "directory": directory })
83 self.list.append({"attributes": self.attributes, 'prerequisites': self.globalprerequisites})
85 self.globalprerequisites = {}
87 def characters(self, data):
88 if self.elements[-1] == "author":
89 self.attributes["author"] = str(data)
90 if self.elements[-1] == "name":
91 self.attributes["name"] = str(data)
92 print "characters", data
94 class DreamInfoHandler:
100 def __init__(self, statusCallback):
103 self.console = eConsoleAppContainer()
104 self.console.appClosed.get().append(self.installNext)
106 self.statusCallback = statusCallback
107 self.setStatus(self.STATUS_INIT)
109 self.packageslist = []
111 def readInfo(self, directory, file):
112 print "Reading .info file", file
113 handler = InfoHandler(self.prerequisiteMet, directory)
115 xml.sax.parse(file, handler)
116 for entry in handler.list:
117 self.packageslist.append((entry,file))
118 except InfoHandlerParseError:
119 print "file", file, "ignored due to errors in the file"
122 # prerequisites = True: give only packages matching the prerequisites
123 def fillPackagesList(self, prerequisites = True):
124 self.packageslist = []
125 packages = crawlDirectory(self.directory, ".*\.info$")
126 for package in packages:
127 self.readInfo(package[0] + "/", package[0] + "/" + package[1])
130 for package in self.packageslist[:]:
131 if not self.prerequisiteMet(package[0]["prerequisites"]):
132 self.packageslist.remove(package)
135 def prerequisiteMet(self, prerequisites):
136 # TODO: we need to implement a hardware detection here...
137 print "prerequisites:", prerequisites
139 if prerequisites.has_key("bcastsystem"):
140 for bcastsystem in prerequisites["bcastsystem"]:
141 if nimmanager.hasNimType(bcastsystem):
144 if prerequisites.has_key("hardware"):
145 for hardware in prerequisites["hardware"]:
146 # TODO: hardware detection
150 def installPackage(self, index):
151 print "installing package with index", index, "and name", self.packageslist[index][0]["attributes"]["name"]
153 attributes = self.packageslist[index][0]["attributes"]
154 self.installingAttributes = attributes
155 self.attributeNames = ["skin", "config", "favourites", "package", "services"]
156 self.currentAttributeIndex = 0
157 self.currentIndex = -1
160 def setStatus(self, status):
162 self.statusCallback(self.status, None)
164 def installNext(self, *args, **kwargs):
165 self.currentIndex += 1
166 attributes = self.installingAttributes
168 if self.currentAttributeIndex >= len(self.attributeNames): # end reached
169 self.setStatus(self.STATUS_DONE)
172 self.setStatus(self.STATUS_WORKING)
174 currentAttribute = self.attributeNames[self.currentAttributeIndex]
176 print "installing", currentAttribute, "with index", self.currentIndex
178 if attributes.has_key(currentAttribute):
179 if self.currentIndex >= len(attributes[currentAttribute]): # all jobs done for current attribute
180 self.currentIndex = -1
181 self.currentAttributeIndex += 1
184 else: # nothing to install here
185 self.currentAttributeIndex += 1
189 if currentAttribute == "skin":
190 skin = attributes["skin"][self.currentIndex]
191 self.installSkin(skin["directory"], skin["name"])
192 elif currentAttribute == "config":
193 if self.currentIndex == 0:
194 from Components.config import configfile
196 config = attributes["config"][self.currentIndex]
197 self.mergeConfig(config["directory"], config["name"])
198 elif currentAttribute == "favourites":
199 favourite = attributes["favourites"][self.currentIndex]
200 self.installFavourites(favourite["directory"], favourite["name"])
201 elif currentAttribute == "package":
202 package = attributes["package"][self.currentIndex]
203 self.installIPK(package["directory"], package["name"])
204 elif currentAttribute == "services":
205 service = attributes["services"][self.currentIndex]
206 self.mergeServices(service["directory"], service["name"])
208 def readfile(self, filename):
209 if not os.path.isfile(filename):
212 lines = fd.readlines()
216 def mergeConfig(self, directory, name, merge = True):
217 print "merging config:", directory, " - ", name
218 if os.path.isfile(directory + name):
219 config.loadFromFile(directory + name)
223 def installIPK(self, directory, name):
224 self.ipkg = IpkgComponent()
225 self.ipkg.addCallback(self.ipkgCallback)
226 self.ipkg.startCmd(IpkgComponent.CMD_INSTALL, {'package': directory + name})
228 def ipkgCallback(self, event, param):
230 if event == IpkgComponent.EVENT_DONE:
232 elif event == IpkgComponent.EVENT_ERROR:
235 def installSkin(self, directory, name):
236 print "installing skin:", directory, " - ", name
237 print "cp -a %s %s" % (directory, resolveFilename(SCOPE_SKIN))
238 if self.console.execute("cp -a %s %s" % (directory, resolveFilename(SCOPE_SKIN))):
239 print "execute failed"
242 def mergeServices(self, directory, name, merge = False):
243 print "merging services:", directory, " - ", name
245 db = eDVBDB.getInstance()
246 db.reloadServicelist()
247 db.loadServicelist(directory + name)
251 def installFavourites(self, directory, name):
252 print "installing favourites:", directory, " - ", name
254 if self.console.execute("cp %s %s" % ((directory + name), resolveFilename(SCOPE_CONFIG))):
255 print "execute failed"