DreamInfoHandler.py: strip data. refs #578
[enigma2.git] / lib / python / Components / DreamInfoHandler.py
old mode 100644 (file)
new mode 100755 (executable)
index 2f2e757..03d5215
@@ -1,11 +1,13 @@
+# -*- coding: iso-8859-1 -*-
 import xml.sax
-from Tools.Directories import crawlDirectory, resolveFilename, SCOPE_CONFIG, SCOPE_SKIN, copyfile, copytree
+from Tools.Directories import crawlDirectory, resolveFilename, SCOPE_CONFIG, SCOPE_SKIN, SCOPE_METADIR, copyfile, copytree
 from Components.NimManager import nimmanager
 from Components.Ipkg import IpkgComponent
 from Components.config import config, configfile
 from Tools.HardwareInfo import HardwareInfo
 from enigma import eConsoleAppContainer, eDVBDB
 import os
+from re import compile as re_compile, search as re_search, IGNORECASE
 
 class InfoHandlerParseError(Exception):
        def __init__(self, value):
@@ -23,29 +25,39 @@ class InfoHandler(xml.sax.ContentHandler):
                self.elements = []
                self.validFileTypes = ["skin", "config", "services", "favourites", "package"]
                self.prerequisitesMet = prerequisiteMet
-               
+               self.data = ""
+
        def printError(self, error):
                print "Error in defaults xml files:", error
                raise InfoHandlerParseError, error
-    
+
        def startElement(self, name, attrs):
                #print name, ":", attrs.items()
                self.elements.append(name)
-               if name in ("hardware", "bcastsystem", "satellite", "tag"):
+
+               if name in ("hardware", "bcastsystem", "satellite", "tag", "flag"):
                        if not attrs.has_key("type"):
                                        self.printError(str(name) + " tag with no type attribute")
-                       if self.elements[-3] == "default":
+                       if self.elements[-3] in ("default", "package"):
                                prerequisites = self.globalprerequisites
                        else:
                                prerequisites = self.prerequisites
                        if not prerequisites.has_key(name):
                                prerequisites[name] = []
                        prerequisites[name].append(str(attrs["type"]))
+
+               if name == "info":
+                       self.foundTranslation = None
+                       self.data = ""
+
                if name == "files":
                        if attrs.has_key("type"):
                                if attrs["type"] == "directories":
                                        self.attributes["filestype"] = "directories"
+                               elif attrs["type"] == "package":
+                                       self.attributes["filestype"] = "package"
                                # TODO add a compressed archive type
+
                if name == "file":
                        self.prerequisites = {}
                        if not attrs.has_key("type"):
@@ -62,8 +74,25 @@ class InfoHandler(xml.sax.ContentHandler):
                                        else:
                                                self.filetype = type
                                                self.fileattrs = attrs
+
+               if name == "package":
+                       if attrs.has_key("details"):
+                               self.attributes["details"] = str(attrs["details"])
+                       if attrs.has_key("name"):
+                               self.attributes["name"] = str(attrs["name"])
+                       if attrs.has_key("packagename"):
+                               self.attributes["packagename"] = str(attrs["packagename"])
+                       if attrs.has_key("packagetype"):
+                               self.attributes["packagetype"] = str(attrs["packagetype"])
+                       if attrs.has_key("shortdescription"):
+                               self.attributes["shortdescription"] = str(attrs["shortdescription"])
+
+               if name == "screenshot":
+                       if attrs.has_key("src"):
+                               self.attributes["screenshot"] = str(attrs["src"])
+
        def endElement(self, name):
-               #print "end", name
+               #print "endElement", name
                #print "self.elements:", self.elements
                self.elements.pop()
                if name == "file":
@@ -78,46 +107,57 @@ class InfoHandler(xml.sax.ContentHandler):
                                else:
                                        directory = self.directory
                                self.attributes[self.filetype].append({ "name": str(self.fileattrs["name"]), "directory": directory })
-    
-               if name == "default":
+
+               if name in ( "default", "package" ):
                        self.list.append({"attributes": self.attributes, 'prerequisites': self.globalprerequisites})
                        self.attributes = {}
                        self.globalprerequisites = {}
-    
+
        def characters(self, data):
                if self.elements[-1] == "author":
                        self.attributes["author"] = str(data)
                if self.elements[-1] == "name":
                        self.attributes["name"] = str(data)
+               if self.elements[-1] == "packagename":
+                       self.attributes["packagename"] = str(data)
+               if self.elements[-1] == "shortdescription":
+                       self.attributes["shortdescription"] = str(data)
+               if self.elements[-1] == "description":
+                       self.data += data.strip()
+                       self.attributes["description"] = str(self.data)
                #print "characters", data
-               
+
+
 class DreamInfoHandler:
        STATUS_WORKING = 0
        STATUS_DONE = 1
        STATUS_ERROR = 2
        STATUS_INIT = 4
-       
-       def __init__(self, statusCallback, blocking = False, neededTag = None):
+
+       def __init__(self, statusCallback, blocking = False, neededTag = None, neededFlag = None):
                self.hardware_info = HardwareInfo()
                self.directory = "/"
-               
+
                self.neededTag = neededTag
-               
+               self.neededFlag = neededFlag
+
                # caution: blocking should only be used, if further execution in enigma2 depends on the outcome of
                # the installer!
                self.blocking = blocking
-               
+
                self.currentlyInstallingMetaIndex = None
-               
+
                self.console = eConsoleAppContainer()
                self.console.appClosed.append(self.installNext)
                self.reloadFavourites = False
-               
+
                self.statusCallback = statusCallback
                self.setStatus(self.STATUS_INIT)
-                               
+
                self.packageslist = []
-                       
+               self.packagesIndexlist = []
+               self.packageDetails = []
+
        def readInfo(self, directory, file):
                print "Reading .info file", file
                handler = InfoHandler(self.prerequisiteMet, directory)
@@ -127,26 +167,84 @@ class DreamInfoHandler:
                                self.packageslist.append((entry,file)) 
                except InfoHandlerParseError:
                        print "file", file, "ignored due to errors in the file"
-               print handler.list
-        
+               #print handler.list
+
+       def readIndex(self, directory, file):
+               print "Reading .xml meta index file", directory, file
+               handler = InfoHandler(self.prerequisiteMet, directory)
+               try:
+                       xml.sax.parse(file, handler)
+                       for entry in handler.list:
+                               self.packagesIndexlist.append((entry,file))
+               except InfoHandlerParseError:
+                       print "file", file, "ignored due to errors in the file"
+               #print handler.list
+
+       def readDetails(self, directory, file):
+               self.packageDetails = []
+               print "Reading .xml meta details file", file
+               handler = InfoHandler(self.prerequisiteMet, directory)
+               try:
+                       xml.sax.parse(file, handler)
+                       for entry in handler.list:
+                               self.packageDetails.append((entry,file))
+               except InfoHandlerParseError:
+                       print "file", file, "ignored due to errors in the file"
+               #print handler.list
+
        # prerequisites = True: give only packages matching the prerequisites
        def fillPackagesList(self, prerequisites = True):
                self.packageslist = []
                packages = []
                if not isinstance(self.directory, list):
                        self.directory = [self.directory]
-               
+
                for directory in self.directory:
                        packages += crawlDirectory(directory, ".*\.info$")
 
                for package in packages:
                        self.readInfo(package[0] + "/", package[0] + "/" + package[1])
-                       
+
                if prerequisites:
                        for package in self.packageslist[:]:
                                if not self.prerequisiteMet(package[0]["prerequisites"]):
                                        self.packageslist.remove(package)
                return self.packageslist
+
+       # prerequisites = True: give only packages matching the prerequisites
+       def fillPackagesIndexList(self, prerequisites = True):
+               self.packagesIndexlist = []
+               indexfileList = []
+
+               if not isinstance(self.directory, list):
+                       self.directory = [self.directory]
+
+               for indexfile in os.listdir(self.directory[0]):
+                       if indexfile.startswith("index-"):
+                               if indexfile.endswith(".xml"):
+                                       if indexfile[-7:-6] == "_":
+                                               continue
+                                       indexfileList.append(indexfile)
+               if len(indexfileList):
+                       for file in indexfileList:
+                               neededFile = self.directory[0] + "/" + file
+                               if os.path.isfile(neededFile):
+                                       self.readIndex(self.directory[0] + "/" , neededFile)
+
+               if prerequisites:
+                       for package in self.packagesIndexlist[:]:
+                               if not self.prerequisiteMet(package[0]["prerequisites"]):
+                                       self.packagesIndexlist.remove(package)
+               return self.packagesIndexlist
+
+       # prerequisites = True: give only packages matching the prerequisites
+       def fillPackageDetails(self, details = None):
+               self.packageDetails = []
+               detailsfile = details
+               if not isinstance(self.directory, list):
+                       self.directory = [self.directory]
+               self.readDetails(self.directory[0] + "/", self.directory[0] + "/" + detailsfile)
+               return self.packageDetails
                        
        def prerequisiteMet(self, prerequisites):
                # TODO: we need to implement a hardware detection here...
@@ -155,12 +253,24 @@ class DreamInfoHandler:
                if self.neededTag is None:
                        if prerequisites.has_key("tag"):
                                return False
+               elif self.neededTag == 'ALL_TAGS':
+                               return True
                else:
                        if prerequisites.has_key("tag"):
                                if not self.neededTag in prerequisites["tag"]:
                                        return False
                        else:
                                return False
+
+               if self.neededFlag is None:
+                       if prerequisites.has_key("flag"):
+                               return False
+               else:
+                       if prerequisites.has_key("flag"):
+                               if not self.neededFlag in prerequisites["flag"]:
+                                       return False
+                       else:
+                               return True # No flag found, assuming all flags valid
                                
                if prerequisites.has_key("satellite"):
                        for sat in prerequisites["satellite"]: