--- ZSQLExtend/ZSQLExtend.py 2005/11/23 17:41:28 1.74 +++ ZSQLExtend/ZSQLExtend.py 2006/11/17 16:04:26 1.97 @@ -1,3 +1,4 @@ + from OFS.Folder import Folder from Acquisition import Implicit from Globals import DTMLFile,package_home,Persistent @@ -17,8 +18,22 @@ import Shared.DC.ZRDB.DA import zLOG import os.path import os +import copy +import unicodedata + from OFS.SimpleItem import SimpleItem +def getTextFromNode(nodename): + """get the cdata content of a node""" + if nodename is None: + return "" + nodelist=nodename.childNodes + rc = "" + for node in nodelist: + if node.nodeType == node.TEXT_NODE: + rc = rc + node.data + return rc + def analyseIntSearch(word): #analyse integer searches @@ -67,7 +82,237 @@ class ZSQLExtendFolder(Folder,Persistent """Folder""" meta_type="ZSQLExtendFolder" - def importXMLFile(self,table,containerTagName,file,identify=None,RESPONSE=None): + def ZSQLQuote(self,str): + """quote str for sql""" + return sql_quote(str) + + + def normalizeField(self,table,fieldname, newFieldName=None,mode="alter", RESPONSE=None): + """normalize a field""" + import unicodedata + + if not newFieldName: + newFieldName=fieldname+"_normal" + + def normal(str): + if str: + return unicodedata.normalize('NFKD', str.decode('utf-8')).encode('ASCII', 'ignore') + else: + return "" + if mode=="create": # create the field + qstr="""alter table %s add %s %s""" + self.ZSQLSimpleSearch(qstr%(table,newFieldName,'text')) + + qstr="select oid,%s from %s"%(fieldname,table) + for result in self.ZSQLSimpleSearch(qstr): + qstr="update %s set %s = %s where oid = %s" + + self.ZSQLSimpleSearch(qstr%(table,newFieldName,self.ZSQLQuote(normal(getattr(result,fieldname))),result.oid)) + + def importAccessModell(self,configFileName,RESPONSE=None): + """import tables from access + @param configFileName: xml-configfile + """ + from Ft.Xml import Parse + fh=file(configFileName) + + doc=Parse(fh) + + x=doc.xpath("//pathToFolder/@path") + + + if not (len(x)==1): # tag ist nich eineindeutig + return False + + pathToFolder=x[0].value + + for db in doc.xpath("//db"): + + containers=db.xpath("./@container") + identifiers=db.xpath("./@identify") + + + if not (len(containers)==1): + return False + else: + container=containers[0].value + + if not (len(identifiers)==1): + identifier=None + else: + identifier=identifiers[0].value + + self.xsdToTable(container.lower(),container,modus="drop",filename=os.path.join(pathToFolder,container.lower()+".xsd")) + self.importXMLFileAccess(container.lower(),container,filename=os.path.join(pathToFolder,container.lower()+".xml"),identify=identifier) + + return "DONE" + + def xsdToTable(self,table,elementNameForTable,modus="update", filename=None,data=None,RESPONSE=None): + """reads an xsd file an creates the columns of a table out of its structure + @param table: name of the table the xml shall be imported into + @param elementNameForTable: must be a element of type complex type. the element of the sequence in the complex type + define the columns of the table >table< + @param data (optional): data to be imported + + @param filename (optional) or filename + @param identify: (optional) field res. tag which identifies a entry uniquely for updating purposes. + @param RESPONSE: (optional) + + """ + #from xml.dom.minidom import parseString,parse + + from Ft.Xml import Parse + zLOG.LOG("import xsd",zLOG.INFO,"called") + #fh=file("/tmp/fmpxml.xml") + import bz2 + import base64 + + + ret="" + if data: + data=bz2.decompress(base64.decodestring(data)) + + #zLOG.LOG("import xsd",zLOG.INFO,"received file") + doc=Parse(data) + #zLOG.LOG("import xsd",zLOG.INFO,"parsed file") + + elif filename: + fh=file(filename) + txt=fh.read() + + doc=Parse(txt) + #zLOG.LOG("import xsd",zLOG.INFO,"parsed file") + + + Nss={'xsd':'http://www.w3.org/2001/XMLSchema'} + definingSequence=doc.xpath("""//xsd:element[@name='%s']/xsd:complexType/xsd:sequence/xsd:element/@name"""%elementNameForTable,explicitNss=Nss) + + fieldNames=[x.value for x in definingSequence] + + + + #check if table exists + + qstr="""select relname from pg_class where relname = '%s'"""%table + if not(self.ZSQLSimpleSearch(qstr)) or (len (self.ZSQLSimpleSearch(qstr))<1): # if not the create the table + columns=[] + create=True + else: + create=False + + zLOG.LOG("update xsd: fieldnames",zLOG.INFO,repr(fieldNames)) + qstr="""select attname from pg_attribute, pg_class where attrelid = pg_class.oid and relname = '%s' """ + columns=[x.attname for x in self.ZSQLSimpleSearch(qstr%table)] + + + if (modus=="drop") and (not create): #table shall be deleted, therefore it should exist (not create) + print "drop" + qstr="""DROP TABLE %s """ + self.ZSQLSimpleSearch(qstr%table) + columns=[] + create=True + + for fieldName in fieldNames: + if type(fieldName) is UnicodeType: + fieldName=fieldName.encode('utf-8') + zLOG.LOG("update xml: fieldname",zLOG.INFO,repr(fieldName)) + if fieldName.lower() not in columns: + + if create:# table does not exist therefore create with one column + qstr="""create table %s (%s %s)""" + create=False + else:# otherwise add the field + qstr="""alter table %s add %s %s""" + + self.ZSQLSimpleSearch(qstr%(table,fieldName,'text')) + zLOG.LOG("update xsd: fieldname add",zLOG.INFO,qstr%(table,fieldName,'text')) + + + def importXMLFileAccess(self,table,container,data=None,identify=None,filename=None,RESPONSE=None): + ''' + Import XML file in access format into the table + @param table: name of the table the xml shall be imported into + @param containerTagName: XML-Tag which describes a dataset + @param data: data to be imported + @param identify: (optional) field res. tag which identifies a entry uniquely for updating purposes. + @param RESPONSE: (optional) + ''' + from xml.dom.pulldom import parseString,parse + + zLOG.LOG("import xml",zLOG.INFO,"called") + #fh=file("/tmp/fmpxml.xml") + import bz2 + import base64 + + ret="" + if data: + data=bz2.decompress(base64.decodestring(data)) + + zLOG.LOG("import xml",zLOG.INFO,"received file") + doc=parseString(data) + zLOG.LOG("import xml",zLOG.INFO,"parsed file") + + elif filename: + fh=file(filename) + doc=parse(fh) + zLOG.LOG("import xml",zLOG.INFO,"parsed file") + while 1: + node=doc.getEvent() + + if node is None: + break; + else: + if node[1].nodeName.lower()==container.lower(): # make everything case insensitive + doc.expandNode(node[1]) + + dataSet={} + for col in node[1].childNodes: + if col.nodeType is col.ELEMENT_NODE: + data=col.nodeName + dataSet[data]=getTextFromNode(col) + + update=False + + if identify: + + field=dataSet[identify] + + searchStr="""select %s from %s where %s = '%s'"""%(identify,table,identify,field) + zLOG.LOG("import xml",zLOG.INFO,searchStr) + search=self.ZSQLSimpleSearch(searchStr) + if search: + update=True + + if update: + tmp=[] + for fieldName in dataSet.keys(): + tmp.append("""%s = %s"""%(fieldName,self.ZSQLQuote(dataSet[fieldName]))) + setStr=",".join(tmp) + + field=dataSet[identify] + + queryStr="""UPDATE %s SET %s WHERE %s = '%s' """%(table,setStr,identify,field) + zLOG.LOG("update xml",zLOG.INFO,queryStr) + self.ZSQLSimpleSearch(queryStr) + ret+="ud: %s \n"%field + else: + + + fields=",".join(dataSet.keys()) + values=",".join([""" %s """%self.ZSQLQuote(dataSet[x]) for x in dataSet.keys()]) + + + queryStr="""INSERT INTO %s (%s) VALUES (%s)"""%(table,fields,values) + self.ZSQLSimpleSearch(queryStr) + zLOG.LOG("update xml",zLOG.INFO,queryStr) + + + + + return ret + + + def importXMLFile(self,table,data=None,identify=None,filename=None,RESPONSE=None): #TODO: finish importXMLFile ''' Import XML file into the table @@ -88,6 +333,66 @@ class ZSQLExtendFolder(Folder,Persistent else: if node[1].nodeName==containerTagName: doc.expandNode(node[1]) + cols=node[1].getElementsByTagName('COL') + dataSet=[] + for col in cols: + data=col.getElementsByTagName('DATA') + dataSet.append(getTextFromNode(data[0])) + update=False + if identify: + + nr=fieldNames.index(identify) + field=dataSet[nr] + + searchStr="""select %s from %s where %s = '%s'"""%(identify,table,identify,field) + zLOG.LOG("import xml",zLOG.INFO,searchStr) + search=self.ZSQLSimpleSearch(searchStr) + if search: + update=True + + if update: + tmp=[] + for fieldName in fieldNames: + tmp.append("""%s = %s"""%(fieldName,self.ZSQLQuote(dataSet[fieldNames.index(fieldName)]))) + setStr=",".join(tmp) + nr=fieldNames.index(identify) + field=dataSet[nr] + + queryStr="""UPDATE %s SET %s WHERE %s = '%s' """%(table,setStr,identify,field) + zLOG.LOG("update xml",zLOG.INFO,queryStr) + self.ZSQLSimpleSearch(queryStr) + ret+="ud: %s \n"%field + else: + + + fields=",".join(fieldNames) + values=",".join([""" %s """%self.ZSQLQuote(x) for x in dataSet]) + + + queryStr="""INSERT INTO %s (%s) VALUES (%s)"""%(table,fields,values) + self.ZSQLSimpleSearch(queryStr) + zLOG.LOG("update xml",zLOG.INFO,queryStr) + ret+="ad: %s \n"%field + + elif node[1].nodeName=="METADATA": + fieldNames=[] + doc.expandNode(node[1]) + + names=node[1].getElementsByTagName('FIELD') + + for name in names: + fieldNames.append(name.getAttribute('NAME')) + + zLOG.LOG("update xml: fieldnames",zLOG.INFO,repr(fieldNames)) + qstr="""select attname from pg_attribute, pg_class where attrelid = pg_class.oid and relname = '%s' """ + columns=[x.attname for x in self.ZSQLSimpleSearch(qstr%table)] + + for fieldName in fieldNames: + zLOG.LOG("update xml: fieldname",zLOG.INFO,repr(fieldName)) + if fieldName not in columns: + qstr="""alter table %s add %s %s""" + self.ZSQLSimpleSearch(qstr%(table,fieldName,'text')) + zLOG.LOG("update xml: fieldname add",zLOG.INFO,qstr%(table,fieldName,'text')) #fn=node[1].getAttribute("xml:id") #nf=file("xtf/"+fn+".xtf",'w') #nf.write(""""""+node[1].toxml()+"") @@ -236,22 +541,22 @@ class ZSQLExtendFolder(Folder,Persistent return "" def actualPath(self,url=None): - """path""" + """path""" if self.REQUEST['HTTP_X_FORWARDED_SERVER']=='': host=self.REQUEST['HTTP_HOST'] else: host=self.REQUEST['HTTP_X_FORWARDED_SERVER'] - if not url: - return "http://"+host+self.REQUEST['PATH_TRANSLATED'] - else: - temp=self.REQUEST[url].split("/") - temp[2]=host - return string.join(temp,"/") + if not url: + return "http://"+host+self.REQUEST['PATH_TRANSLATED'] + else: + temp=self.REQUEST[url].split("/") + temp[2]=host + return string.join(temp,"/") def getRequest(self): - """request""" - return self.REQUEST + """request""" + return self.REQUEST def lowerEnd(self,path): """oinly for demo""" @@ -268,12 +573,12 @@ class ZSQLExtendFolder(Folder,Persistent def ZSQLsearchOptions(self,fieldname=""): """return HTML Fragment with search options""" - + ret=""""""%fieldname return ret @@ -315,8 +620,8 @@ class ZSQLExtendFolder(Folder,Persistent ret="""""" return ret - def ZSQLOptionsFromSearchList(self,fieldname,results,fieldName,valueName=None,start=None, multiple='',startValue=None,additionalSelect="",size=None,linelen=None): + def ZSQLOptionsFromSearchList(self,fieldname,results,fieldName,valueName=None,start=None, multiple='',startValue=None,additionalSelect="",size=None,linelen=None,selected=None): """generate select options form a search list es wird