Source Code for Module eoxserver.services.ows.wcst.wcst11Exception

  1  #----------------------------------------------------------------------- 
  2  # $Id: wcst11Exception.py 1031 2011-12-27 15:30:26Z meissls $ 
  3  # 
  4  # Description:  
  5  # 
  6  #   WCSt 1.1 Exceptions   
  7  # 
  8  #------------------------------------------------------------------------------- 
  9  # 
 10  # Project: EOxServer <http://eoxserver.org> 
 11  # Authors: Martin Paces <martin.paces@iguassu.cz> 
 12  # 
 13  #------------------------------------------------------------------------------- 
 14  # Copyright (C) 2011 Iguassu Software Systems, a.s  
 15  # 
 16  # Permission is hereby granted, free of charge, to any person obtaining a copy 
 17  # of this software and associated documentation files (the "Software"), to deal 
 18  # in the Software without restriction, including without limitation the rights 
 19  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell  
 20  # copies of the Software, and to permit persons to whom the Software is  
 21  # furnished to do so, subject to the following conditions: 
 22  # 
 23  # The above copyright notice and this permission notice shall be included in all 
 24  # copies of this Software or works derived from this Software. 
 25  # 
 26  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
 27  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 28  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
 29  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
 30  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
 31  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 
 32  # THE SOFTWARE. 
 33  #------------------------------------------------------------------------------- 
 34   
 35  LANG="en" 
 36   
 37  #======================================================= 
 38  # base exception  
 39   
 40 -class OWS11_Exception( Exception ) :  
 41      """ base WPS exception """  
 42 -    def __init__( self , locator = None , message = None ) :  
 43          self.locator = locator  
 44          self.message = message  
 45          self.msg = unicode( self )  
 46   
 47 -    def getCode( self ) :  
 48          return self.__class__.__name__[2:] 
 49   
 50 -    def __str__( self ) :  
 51          return unicode( self ).encode("UTF-8") 
 52   
 53 -    def __unicode__( self ) :  
 54          t = [ u"code=%s" % self.getCode() ]  
 55          if self.locator is not None : t.append(u"locator=%s"%self.locator)  
 56          if self.message is not None : t.append(u"message=%s"%self.message)  
 57          return "OWS11_Exception{%s}"%(";".join(t) ) 
 58   
 59  #======================================================= 
 60  # specific WPS exceptions  
 61   
 62  # no locator exceptions 
 63 -class ExServerBusy( OWS11_Exception ):  
 64 -    def __init__( self ): pass  
 65   
 66 -class ExNotEnoughStorage( OWS11_Exception ): 
 67 -    def __init__( self ): pass  
 68   
 69  # locator holding exceptions  
 70   
 71 -class ExInvalidParameterValue( OWS11_Exception ): 
 72 -    def __init__( self , locator ):  
 73          OWS11_Exception.__init__( self , locator = locator )  
 74   
 75 -class ExMissingParameterValue( OWS11_Exception ):  
 76 -    def __init__( self , locator ): 
 77          OWS11_Exception.__init__( self , locator = locator )  
 78   
 79 -class ExInvalidURI( OWS11_Exception ): 
 80 -    def __init__( self , locator , message = None ):  
 81          OWS11_Exception.__init__( self , locator = locator )  
 82   
 83 -class ExActionFailed( OWS11_Exception ): 
 84 -    def __init__( self , locator ):  
 85          OWS11_Exception.__init__( self , locator = locator )  
 86   
 87 -class ExOperationNotSupported( OWS11_Exception ): 
 88 -    def __init__( self , locator , message = None ):  
 89          OWS11_Exception.__init__( self , locator = locator , message = message )  
 90   
 91  # generic exception  
 92 -class ExNoApplicableCode( OWS11_Exception ): 
 93 -    def __init__( self , message ):  
 94          OWS11_Exception.__init__( self , message = message )  
 95   
 96   
 97  #======================================================= 
 98  # forming the exception report  
 99   
100 -def createXML_OWS11Exception( exception ) :  
101   
102      xml = ows11ExceptionReport( exception )  
103      xml.insert(0,u'<?xml version="1.0" encoding="UTF-8"?>\n')  
104   
105      return ( u"".join(xml) ).encode("UTF-8")  
106   
107 -def ows11ExceptionReport( exception ) : 
108   
109      xml = []  
110   
111      # prepare exception 
112   
113      try :   raise exception  
114      except OWS11_Exception : pass # the exception is already a OWS11 exception 
115      except : # conversion must be done   
116          exception = ExNoApplicableCode( unicode( exception ) )  
117   
118      # prepare report  
119      code = exception.getCode()  
120      loc  = u' locator="%s"'%( exception.locator ) if exception.locator else ""  
121   
122      xml.append( u'<ows:ExceptionReport ' ) 
123      xml.append( u'xmlns:ows="http://www.opengis.net/ows/1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ' ) 
124      xml.append( u'xsi:schemaLocation="http://www.opengis.net/ows/1.1 http://schemas.opengis.net/ows/1.1.0/owsExceptionReport.xsd" ' ) 
125      xml.append( u'xml:lang="%s" version="1.0.0">\n' % LANG )  
126   
127      xml.append( u'\t<ows:Exception exceptionCode="%s"%s' % ( code , loc ) )  
128   
129      if exception.message :  
130          msg = unicode( exception.message ).replace( "]]>" , "]]]]><![CDATA[>" )  
131          xml.append( u">\n\t\t<ows:ExceptionText><![CDATA[%s]]></ows:ExceptionText>\n\t</ows:Exception>\n" % msg ) 
132      else :  
133          xml.append( u"/>\n" ) 
134   
135      xml.append( u'</ows:ExceptionReport>' )  
136   
137      return xml 
138