1

"""

     3

"""

     4

     5

import os,sys,traceback

     6

import time

     8

import types

     9

import shutil

    10

from xml.dom import minidom

    11

import wx

    12

    13

#Quick hack to be able to find Beremiz IEC tools. Should be config params.

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base_folder = os.path.split(sys.path[0])[0]

    15

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from xmlclass import GenerateClassesFromXSDstring

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from wxPopen import ProcessLogger

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    20

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_BaseParamsClass = GenerateClassesFromXSDstring("""<?xml version="1.0" encoding="ISO-8859-1" ?>

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        <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">

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          <xsd:element name="BaseParams">

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            <xsd:complexType>

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              <xsd:attribute name="Name" type="xsd:string" use="optional" default="__unnamed__"/>

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              <xsd:attribute name="IEC_Channel" type="xsd:integer" use="required"/>

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              <xsd:attribute name="Enabled" type="xsd:boolean" use="optional" default="true"/>

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            </xsd:complexType>

    29

          </xsd:element>

    30

        </xsd:schema>""")["BaseParams"]

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    32

NameTypeSeparator = '@'

    33

    34

class MiniTextControler:

    35

    36

    def __init__(self, filepath):

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        self.FilePath = filepath

    38

    39

    def PlugFullName(self):

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        return ""

    41

    42

    def SetEditedElementText(self, tagname, text):

    43

        file = open(self.FilePath, "w")

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        file.write(text)

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        file.close()

    46

    47

    def GetEditedElementText(self, tagname, debug = False):

    48

        if os.path.isfile(self.FilePath):

    49

            file = open(self.FilePath, "r")

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            text = file.read()

    51

            file.close()

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            return text

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        return ""

    54

    55

    def GetEditedElementInterfaceVars(self, tagname, debug = False):

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        return []

    57

    58

    def GetEditedElementType(self, tagname, debug = False):

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        return "program"

    60

    61

    def GetBlockTypes(self, tagname = "", debug = False):

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        return []

    63

    64

    def GetDataTypes(self, tagname = "", basetypes = True, only_locatables = False, debug = False):

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        return []

    66

    67

    def GetEnumeratedDataValues(self, debug = False):

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        return []

    69

    70

    def StartBuffering(self):

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        pass

    72

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    def EndBuffering(self):

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        pass

    75

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    def BufferProject(self):

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        pass

    78

    79

# helper func to get path to images

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def opjimg(imgname):

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    return os.path.join(base_folder, "beremiz", "images",imgname)

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    83

# helper func to check path write permission

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def CheckPathPerm(path):

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    if path is None or not os.path.isdir(path):

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        return False

    87

    for root, dirs, files in os.walk(path):

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         for name in files:

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             if os.access(root, os.W_OK) is not True or os.access(os.path.join(root, name), os.W_OK) is not True:

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                 return False

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    return True

    92

    94

    """

    96

    """

    97

    98

    XSD = None

    99

    PlugChildsTypes = []

   100

    PlugMaxCount = None

   102

    LibraryControler = None

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    EditorType = None

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   105

    def _AddParamsMembers(self):

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        self.PlugParams = None

   107

        if self.XSD:

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            self.Classes = GenerateClassesFromXSDstring(self.XSD)

   109

            Classes = [(name, XSDclass) for name, XSDclass in self.Classes.items() if XSDclass.IsBaseClass]

   110

            if len(Classes) == 1:

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                name, XSDclass = Classes[0]

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                obj = XSDclass()

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                self.PlugParams = (name, obj)

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                setattr(self, name, obj)

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   116

    def __init__(self):

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        # Create BaseParam 

   118

        self.BaseParams = _BaseParamsClass()

   119

        self.MandatoryParams = ("BaseParams", self.BaseParams)

   120

        self._AddParamsMembers()

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        self.PluggedChilds = {}

   122

        self._View = None

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        self.LoadSTLibrary()

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   138

   139

    def PlugPath(self,PlugName=None):

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        if not PlugName:

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            PlugName = self.PlugName()

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        return os.path.join(self.PlugParent.PlugPath(),

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                            PlugName + NameTypeSeparator + self.PlugType)

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   145

    def PlugName(self):

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        return self.BaseParams.getName()

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   148

    def PlugEnabled(self):

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        return self.BaseParams.getEnabled()

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   151

    def PlugFullName(self):

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        parent = self.PlugParent.PlugFullName()

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        if parent != "":

   154

            return parent + "." + self.PlugName()

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        return self.BaseParams.getName()

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   157

    def GetIconPath(self, name):

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        return opjimg(name)

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   160

    def PlugTestModified(self):

   161

        return self.ChangesToSave

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   163

    def ProjectTestModified(self):

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        """

   165

        recursively check modified status

   166

        """

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        if self.PlugTestModified():

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            return True

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   170

        for PlugChild in self.IterChilds():

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            if PlugChild.ProjectTestModified():

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                return True

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        return False

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   176

    def RemoteExec(self, script, **kwargs):

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        return self.PlugParent.RemoteExec(script, **kwargs)

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   179

    def OnPlugSave(self):

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        #Default, do nothing and return success

   181

        return True

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   183

    def GetParamsAttributes(self, path = None):

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        if path:

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            parts = path.split(".", 1)

   186

            if self.MandatoryParams and parts[0] == self.MandatoryParams[0]:

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                return self.MandatoryParams[1].getElementInfos(parts[0], parts[1])

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            elif self.PlugParams and parts[0] == self.PlugParams[0]:

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                return self.PlugParams[1].getElementInfos(parts[0], parts[1])

   190

        else:

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            params = []

   192

            if wx.VERSION < (2, 8, 0) and self.MandatoryParams:

   193

                params.append(self.MandatoryParams[1].getElementInfos(self.MandatoryParams[0]))

   194

            if self.PlugParams:

   195

                params.append(self.PlugParams[1].getElementInfos(self.PlugParams[0]))

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            return params

   197

   198

    def SetParamsAttribute(self, path, value):

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        self.ChangesToSave = True

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        # Filter IEC_Channel and Name, that have specific behavior

   201

        if path == "BaseParams.IEC_Channel":

   202

            old_leading = ".".join(map(str, self.GetCurrentLocation()))

   203

            new_value = self.FindNewIEC_Channel(value)

   204

            new_leading = ".".join(map(str, self.PlugParent.GetCurrentLocation() + (new_value,)))

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            self.GetPlugRoot().UpdateProjectVariableLocation(old_leading, new_leading)

   206

            return new_value, True

   207

        elif path == "BaseParams.Name":

   208

            res = self.FindNewName(value)

   209

            self.PlugRequestSave()

   210

            return res, True

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   212

        parts = path.split(".", 1)

   213

        if self.MandatoryParams and parts[0] == self.MandatoryParams[0]:

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            self.MandatoryParams[1].setElementValue(parts[1], value)

   215

        elif self.PlugParams and parts[0] == self.PlugParams[0]:

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            self.PlugParams[1].setElementValue(parts[1], value)

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        return value, False

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   219

    def PlugMakeDir(self):

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        os.mkdir(self.PlugPath())

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    def PlugRequestSave(self):

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        if self.GetPlugRoot().CheckProjectPathPerm(False):

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            plugpath = self.PlugPath()

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            if not os.path.isdir(plugpath):

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                # Create it

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                os.mkdir(plugpath)

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            if self.MandatoryParams:

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                BaseXMLFile.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n")

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                BaseXMLFile.write(self.MandatoryParams[1].generateXMLText(self.MandatoryParams[0], 0).encode("utf-8"))

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                BaseXMLFile.close()

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   238

            if self.PlugParams:

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                XMLFile.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n")

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                XMLFile.write(self.PlugParams[1].generateXMLText(self.PlugParams[0], 0).encode("utf-8"))

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                XMLFile.close()

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   245

            result = self.OnPlugSave()

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            if not result:

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                return _("Error while saving \"%s\"\n")%self.PlugPath()

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   250

            self.ChangesToSave = False

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            # go through all childs and do the same

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            for PlugChild in self.IterChilds():

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                result = PlugChild.PlugRequestSave()

   254

                if result:

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                    return result

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        return None

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   258

    def PlugImport(self, src_PlugPath):

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        shutil.copytree(src_PlugPath, self.PlugPath)

   260

        return True

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    def PlugGenerate_C(self, buildpath, locations):

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        """

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        Generate C code

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        @param locations: List of complete variables locations \

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            [{"IEC_TYPE" : the IEC type (i.e. "INT", "STRING", ...)

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            "NAME" : name of the variable (generally "__IW0_1_2" style)

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            "DIR" : direction "Q","I" or "M"

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            "SIZE" : size "X", "B", "W", "D", "L"

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            "LOC" : tuple of interger for IEC location (0,1,2,...)

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            }, ...]

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        @return: [(C_file_name, CFLAGS),...] , LDFLAGS_TO_APPEND

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        """

   274

        self.GetPlugRoot().logger.write_warning(".".join(map(lambda x:str(x), self.GetCurrentLocation())) + " -> Nothing to do\n")

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        return [],"",False

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   277

    def _Generate_C(self, buildpath, locations):

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        # extra_files = [(fname,fobject), ...]

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        gen_result = self.PlugGenerate_C(buildpath, locations)

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        PlugCFilesAndCFLAGS, PlugLDFLAGS, DoCalls = gen_result[:3]

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        extra_files = gen_result[3:]

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        # if some files have been generated put them in the list with their location

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        if PlugCFilesAndCFLAGS:

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            LocationCFilesAndCFLAGS = [(self.GetCurrentLocation(), PlugCFilesAndCFLAGS, DoCalls)]

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        else:

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            LocationCFilesAndCFLAGS = []

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   290

        if PlugLDFLAGS:

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            # LDFLAGS can be either string

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            if type(PlugLDFLAGS)==type(str()):

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                LDFLAGS=[PlugLDFLAGS]

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            #or list of strings

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            elif type(PlugLDFLAGS)==type(list()):

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                LDFLAGS=PlugLDFLAGS[:]

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        else:

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            LDFLAGS=[]

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   300

        # recurse through all childs, and stack their results

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        for PlugChild in self.IECSortedChilds():

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            new_location = PlugChild.GetCurrentLocation()

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            # How deep are we in the tree ?

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            depth=len(new_location)

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            _LocationCFilesAndCFLAGS, _LDFLAGS, _extra_files = \

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                PlugChild._Generate_C(

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                    #keep the same path

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                    buildpath,

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                    # filter locations that start with current IEC location

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                    [loc for loc in locations if loc["LOC"][0:depth] == new_location ])

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            # stack the result

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            LocationCFilesAndCFLAGS += _LocationCFilesAndCFLAGS

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            LDFLAGS += _LDFLAGS

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            extra_files += _extra_files

   315

   316

        return LocationCFilesAndCFLAGS, LDFLAGS, extra_files

   317

   319

        if self.LibraryControler is not None:

   320

            return [{"name" : self.PlugType, "types": self.LibraryControler.Project}]

   321

        return []

   322

   323

    def ParentsTypesFactory(self):

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        for PlugChild in self.IterChilds():

   330

        return list

   331

   332

    def STLibraryFactory(self):

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        if self.LibraryControler is not None:

   334

            program, errors, warnings = self.LibraryControler.GenerateProgram()

   335

            return program + "\n"

   336

        return ""

   337

   339

        program = self.STLibraryFactory()

   340

        for PlugChild in self.IECSortedChilds():

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        return program

   343

   344

    def IterChilds(self):

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        for PlugType, PluggedChilds in self.PluggedChilds.items():

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            for PlugInstance in PluggedChilds:

   347

                yield PlugInstance

   348

   349

    def IECSortedChilds(self):

   350

        # reorder childs by IEC_channels

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        ordered = [(chld.BaseParams.getIEC_Channel(),chld) for chld in self.IterChilds()]

   352

        if ordered:

   353

            ordered.sort()

   354

            return zip(*ordered)[1]

   355

        else:

   356

            return []

   357

   358

    def _GetChildBySomething(self, something, toks):

   359

        for PlugInstance in self.IterChilds():

   360

            # if match component of the name

   361

            if getattr(PlugInstance.BaseParams, something) == toks[0]:

   362

                # if Name have other components

   363

                if len(toks) >= 2:

   364

                    # Recurse in order to find the latest object

   365

                    return PlugInstance._GetChildBySomething( something, toks[1:])

   366

                # No sub name -> found

   367

                return PlugInstance

   368

        # Not found

   369

        return None

   370

   371

    def GetChildByName(self, Name):

   372

        if Name:

   373

            toks = Name.split('.')

   374

            return self._GetChildBySomething("Name", toks)

   375

        else:

   376

            return self

   377

   378

    def GetChildByIECLocation(self, Location):

   379

        if Location:

   380

            return self._GetChildBySomething("IEC_Channel", Location)

   381

        else:

   382

            return self

   383

   384

    def GetCurrentLocation(self):

   385

        """

   387

        """

   388

        return self.PlugParent.GetCurrentLocation() + (self.BaseParams.getIEC_Channel(),)

   389

   390

    def GetCurrentName(self):

   391

        """

   392

        @return:  String "ParentParentName.ParentName.Name"

   393

        """

   394

        return  self.PlugParent._GetCurrentName() + self.BaseParams.getName()

   395

   396

    def _GetCurrentName(self):

   397

        """

   398

        @return:  String "ParentParentName.ParentName.Name."

   399

        """

   400

        return  self.PlugParent._GetCurrentName() + self.BaseParams.getName() + "."

   401

   402

    def GetPlugRoot(self):

   403

        return self.PlugParent.GetPlugRoot()

   404

   405

    def GetFullIEC_Channel(self):

   406

        return ".".join([str(i) for i in self.GetCurrentLocation()]) + ".x"

   407

   408

    def GetLocations(self):

   409

        location = self.GetCurrentLocation()

   410

        return [loc for loc in self.PlugParent.GetLocations() if loc["LOC"][0:len(location)] == location]

   411

   412

    def GetVariableLocationTree(self):

   413

        '''

   415

   416

        It should returns an list of dictionaries

   417

   418

        - IEC_type is an IEC type like BOOL/BYTE/SINT/...

   419

        - location is a string of this variable's location, like "%IX0.0.0"

   420

        '''

   421

        children = []

   422

        for child in self.IECSortedChilds():

   423

            children.append(child.GetVariableLocationTree())

   424

        return {"name": self.BaseParams.getName(),

   426

                "location": self.GetFullIEC_Channel(),

   427

                "children": children}

   428

   429

    def FindNewName(self, DesiredName):

   430

        """

   431

        Changes Name to DesiredName if available, Name-N if not.

   432

        @param DesiredName: The desired Name (string)

   433

        """

   434

        # Get Current Name

   435

        CurrentName = self.BaseParams.getName()

   436

        # Do nothing if no change

   437

        #if CurrentName == DesiredName: return CurrentName

   438

        # Build a list of used Name out of parent's PluggedChilds

   439

        AllNames=[]

   440

        for PlugInstance in self.PlugParent.IterChilds():

   441

            if PlugInstance != self:

   442

                AllNames.append(PlugInstance.BaseParams.getName())

   443

   444

        # Find a free name, eventually appending digit

   445

        res = DesiredName

   446

        suffix = 1

   447

        while res in AllNames:

   448

            res = "%s-%d"%(DesiredName, suffix)

   449

            suffix += 1

   450

   451

        # Get old path

   452

        oldname = self.PlugPath()

   454

        dontexist = self.BaseParams.getName() == "__unnamed__"

   455

        # Set the new name

   456

        self.BaseParams.setName(res)

   458

        if not dontexist:

   459

            shutil.move(oldname, self.PlugPath())

   460

        # warn user he has two left hands

   461

        if DesiredName != res:

   462

            self.GetPlugRoot().logger.write_warning(_("A child names \"%s\" already exist -> \"%s\"\n")%(DesiredName,res))

   463

        return res

   464

   465

    def GetAllChannels(self):

   466

        AllChannels=[]

   467

        for PlugInstance in self.PlugParent.IterChilds():

   468

            if PlugInstance != self:

   469

                AllChannels.append(PlugInstance.BaseParams.getIEC_Channel())

   470

        AllChannels.sort()

   471

        return AllChannels

   472

   473

    def FindNewIEC_Channel(self, DesiredChannel):

   474

        """

   475

        Changes IEC Channel number to DesiredChannel if available, nearest available if not.

   476

        @param DesiredChannel: The desired IEC channel (int)

   477

        """

   478

        # Get Current IEC channel

   479

        CurrentChannel = self.BaseParams.getIEC_Channel()

   480

        # Do nothing if no change

   481

        #if CurrentChannel == DesiredChannel: return CurrentChannel

   482

        # Build a list of used Channels out of parent's PluggedChilds

   483

        AllChannels = self.GetAllChannels()

   484