E5XML/ProjectReader.py

changeset 609
463fc2891cbf
child 788
5b1b59777460
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/E5XML/ProjectReader.py	Tue Sep 14 09:37:12 2010 +0200
@@ -0,0 +1,215 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2010 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing a class for reading an XML project file.
+"""
+
+from .Config import projectFileFormatVersion
+from .XMLStreamReaderBase import XMLStreamReaderBase
+
+import Utilities
+
+class ProjectReader(XMLStreamReaderBase):
+    """
+    Class for reading an XML project file.
+    """
+    supportedVersions = ["4.6", "5.0", "5.1"]
+    
+    def __init__(self, device, project):
+        """
+        Constructor
+        
+        @param device reference to the I/O device to read from (QIODevice)
+        @param project Reference to the project object to store the
+                information into.
+        """
+        XMLStreamReaderBase.__init__(self, device)
+    
+        self.project = project
+        
+        self.version = ""
+    
+    def readXML(self):
+        """
+        Public method to read and parse the XML document.
+        """
+        while not self.atEnd():
+            self.readNext()
+            if self.isStartElement():
+                if self.name() == "Project":
+                    self.version = \
+                        self.attribute("version", projectFileFormatVersion)
+                    if self.version not in self.supportedVersions:
+                        self.raiseUnsupportedFormatVersion(self.version)
+                elif self.name() == "Language":
+                    self.project.pdata["SPELLLANGUAGE"] = [self.readElementText()]
+                elif self.name() == "ProjectWordList":
+                    self.project.pdata["SPELLWORDS"] = \
+                        [Utilities.toNativeSeparators(self.readElementText())]
+                elif self.name() == "ProjectExcludeList":
+                    self.project.pdata["SPELLEXCLUDES"] = \
+                        [Utilities.toNativeSeparators(self.readElementText())]
+                elif self.name() == "Hash":
+                    self.project.pdata["HASH"] = [self.readElementText()]
+                elif self.name() == "ProgLanguage":
+                    self.project.pdata["MIXEDLANGUAGE"] = \
+                        [int(self.attribute("mixed", "0"))]
+                    self.project.pdata["PROGLANGUAGE"] = [self.readElementText()]
+                elif self.name() == "ProjectType":
+                    self.project.pdata["PROJECTTYPE"] = [self.readElementText()]
+                elif self.name() == "Description":
+                    self.project.pdata["DESCRIPTION"] = [self.readElementText()]
+                elif self.name() == "Version":
+                    self.project.pdata["VERSION"] = [self.readElementText()]
+                elif self.name() == "Author":
+                    self.project.pdata["AUTHOR"] = [self.readElementText()]
+                elif self.name() == "Email":
+                    self.project.pdata["EMAIL"] = [self.readElementText()]
+                elif self.name() == "TranslationPattern":
+                    self.project.pdata["TRANSLATIONPATTERN"] = \
+                        [Utilities.toNativeSeparators(self.readElementText())]
+                elif self.name() == "TranslationsBinPath":
+                    self.project.pdata["TRANSLATIONSBINPATH"] = \
+                        [Utilities.toNativeSeparators(self.readElementText())]
+                elif self.name() == "Eol":
+                    self.project.pdata["EOL"] = [int(self.attribute("index", "0"))]
+                elif self.name() == "Sources":
+                    self.__readFiles("Sources", "Source", "SOURCES")
+                elif self.name() == "Forms":
+                    self.__readFiles("Forms", "Form", "FORMS")
+                elif self.name() == "Translations":
+                    self.__readFiles("Translations", "Translation", "TRANSLATIONS")
+                elif self.name() == "TranslationExceptions":
+                    self.__readFiles("TranslationExceptions", "TranslationException", 
+                                     "TRANSLATIONEXCEPTIONS")
+                elif self.name() == "Resources":
+                    self.__readFiles("Resources", "Resource", "RESOURCES")
+                elif self.name() == "Interfaces":
+                    self.__readFiles("Interfaces", "Interface", "INTERFACES")
+                elif self.name() == "Others":
+                    self.__readFiles("Others", "Other", "OTHERS")
+                elif self.name() == "MainScript":
+                    self.project.pdata["MAINSCRIPT"] = \
+                        [Utilities.toNativeSeparators(self.readElementText())]
+                elif self.name() == "Vcs":
+                    self.__readVcs()
+                elif self.name() == "FiletypeAssociations":
+                    self.__readFiletypeAssociations()
+                elif self.name() == "LexerAssociations":
+                    self.__readLexerAssociations()
+                elif self.name() == "ProjectTypeSpecific":
+                    self.__readBasicDataField("ProjectTypeSpecific", 
+                        "ProjectTypeSpecificData", "PROJECTTYPESPECIFICDATA")
+                elif self.name() == "Documentation":
+                    self.__readBasicDataField("Documentation", 
+                        "DocumentationParams", "DOCUMENTATIONPARMS")
+                elif self.name() == "Packagers":
+                    self.__readBasicDataField("Packagers", 
+                        "PackagersParams", "PACKAGERSPARMS")
+                elif self.name() == "Checkers":
+                    self.__readBasicDataField("Checkers", 
+                        "CheckersParams", "CHECKERSPARMS")
+                elif self.name() == "OtherTools":
+                    self.__readBasicDataField("OtherTools", 
+                        "OtherToolsParams", "OTHERTOOLSPARMS")
+                else:
+                    self.raiseUnexpectedStartTag(self.name())
+        
+        self.showErrorMessage()
+    
+    def __readFiles(self, tag, listTag, dataKey):
+        """
+        Private method to read a list of files.
+        
+        @param tag name of the list tag (string)
+        @param listTag name of the list element tag (string)
+        @param dataKey key of the project data element (string)
+        """
+        while not self.atEnd():
+            self.readNext()
+            if self.isEndElement() and self.name() == tag:
+                break
+            
+            if self.isStartElement():
+                if self.name() == listTag:
+                    self.project.pdata[dataKey].append(
+                        Utilities.toNativeSeparators(self.readElementText()))
+                else:
+                    self.raiseUnexpectedStartTag(self.name())
+    
+    def __readBasicDataField(self, tag, dataTag, dataKey):
+        """
+        Private method to read a list of files.
+        
+        @param tag name of the list tag (string)
+        @param dataTag name of the data tag (string)
+        @param dataKey key of the project data element (string)
+        """
+        while not self.atEnd():
+            self.readNext()
+            if self.isEndElement() and self.name() == tag:
+                break
+            
+            if self.isStartElement():
+                if self.name() == dataTag:
+                    self.project.pdata[dataKey] = self._readBasics()
+                else:
+                    self.raiseUnexpectedStartTag(self.name())
+    
+    def __readVcs(self):
+        """
+        Private method to read the VCS info.
+        """
+        while not self.atEnd():
+            self.readNext()
+            if self.isEndElement() and self.name() == "Vcs":
+                break
+            
+            if self.isStartElement():
+                if self.name() == "VcsType":
+                    self.project.pdata["VCS"] = [self.readElementText()]
+                elif self.name() == "VcsOptions":
+                    self.project.pdata["VCSOPTIONS"] = [self._readBasics()]
+                elif self.name() == "VcsOtherData":
+                    self.project.pdata["VCSOTHERDATA"] = [self._readBasics()]
+                else:
+                    self.raiseUnexpectedStartTag(self.name())
+    
+    def __readFiletypeAssociations(self):
+        """
+        Private method to read the file type associations.
+        """
+        while not self.atEnd():
+            self.readNext()
+            if self.isEndElement() and self.name() == "FiletypeAssociations":
+                break
+            
+            if self.isStartElement():
+                if self.name() == "FiletypeAssociation":
+                    pattern = self.attribute("pattern", "")
+                    filetype = self.attribute("type", "OTHERS")
+                    if pattern:
+                        self.project.pdata["FILETYPES"][pattern] = filetype
+                else:
+                    self.raiseUnexpectedStartTag(self.name())
+    
+    def __readLexerAssociations(self):
+        """
+        Private method to read the lexer associations.
+        """
+        while not self.atEnd():
+            self.readNext()
+            if self.isEndElement() and self.name() == "LexerAssociations":
+                break
+            
+            if self.isStartElement():
+                if self.name() == "LexerAssociation":
+                    pattern = self.attribute("pattern", "")
+                    lexer = self.attribute("lexer")
+                    if pattern:
+                        self.project.pdata["LEXERASSOCS"][pattern] = lexer
+                else:
+                    self.raiseUnexpectedStartTag(self.name())

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