""" Classes for displaying, browsing and organizing the archive
"""
import OSAS_helpers
from AccessControl import ClassSecurityInfo
from Products.PageTemplates.PageTemplateFile import PageTemplateFile
from OFS.Folder import Folder
from OFS.SimpleItem import SimpleItem
from Globals import InitializeClass,package_home
import zLOG
import os
import os.path
import stat
class OSAS_storeOnline(SimpleItem):
"""Webfrontend für das Storagesystem
liefert Browserumgebung
"""
meta_type="OSAS_StoreOnline__neu"
security=ClassSecurityInfo()
_v_fileSystem={} #chache fuer filesystem
def __init__(self,id):
"""initialize a new instance"""
self.id = id
security.declareProtected('View','index_html')
def index_html(self):
"""main view either standard template or storeOnline_index.html in tree"""
if hasattr(self,'storeOnline_index.html'):
return getattr(self,'storeOnline_index.html')()
else:
pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','storeOnline_index_html.zpt')).__of__(self)
return pt()
def readObjectsFromPath(self,path=""):
"""Liest files aus dem path und speichert im cache _v_filesystem.
- to do: files aus metadaten
@param path : path relativ zum root folder des Storagesystems
"""
realPath=os.path.normpath(os.path.join(self.rootFolderName,path))
metaData=self.testmd #test
if realPath.find(self.rootFolderName) <0: #versuch auf Pfad unterhalb des Rootfolder zuzugreifen
return {}
if not os.path.exists(realPath):
return None,"(ERROR) path %s does not exist."%path
stats=os.stat(realPath)
# teste ob schon im cache
#if self._v_fileSystem.has_key(realPath) and (self._v_fileSystem[realPath][0]==stats[stat.ST_MTIME]):
# return self._v_fileSystem[realPath][1]
dir=os.listdir(realPath)
ret={}
for filename in dir:
object=os.path.join(realPath,filename)
fileType=OSAS_helpers.checkOSASFileType(object)
if fileType:
ret[object]=(fileType,metaData.getDisplayFieldsAsStr(object))
self._v_fileSystem[realPath]=(stats[stat.ST_MTIME],ret) # speicher im chache
return ret
def giveHandlers(self,path,type):
"""teste ob für diese Typ, viewer definiert sind"""
ret=[]
for viewer in self.ZopeFind(self.aq_parent,obj_metatypes=['OSAS_ViewerObject__neu'],search_sub=1):
if type in viewer[1].objectTypes:
path=path.replace(getattr(viewer[1],'ignorePath',''),'')
url=viewer[1].prefix%path
text=viewer[1].title
string="""%s"""%(url,text)
ret.append(string)
return ret
def generateTree(self,path=""):
"""erzeuge navigations elemente"""
objects=self.readObjectsFromPath(path)
def sortLow(x,y):
return cmp(x.lower(),y.lower())
ret=[]
objectSorted=objects.keys()
objectSorted.sort(sortLow)
for object in objectSorted:
handler=self.giveHandlers(object,objects[object][0])
if objects[object][0]=="OSAS_dir":
string="""%s"""%(object,os.path.split(object)[1])
ret.append((string,handler,objects[object][1]))
else:
ret.append((os.path.split(object)[1],handler,objects[object][1]))
return ret
def path_to_link(self,pathTmp=""):
"""generates navigation bar for viewfiles"""
path=os.path.normpath(os.path.join(self.rootFolderName,pathTmp))
URL=self.absolute_url()
string=""
tmppath=os.path.dirname(path)
i=0
pathes=[[path, os.path.basename(path)]]
while not (len(tmppath)==1):
i=i+1
if i>20: break
pathes.append([tmppath, os.path.basename(tmppath)])
tmppath=os.path.dirname(tmppath)
while i>=0:
if pathes[i][0].find(self.rootFolderName) <0: #versuch auf Pfad unterhalb des Rootfolder zuzugreifen
string=string+""+pathes[i][1]+"/"
else:
string=string+""+pathes[i][1]+"/"
i=i-1
return string
def getMetaFile(self,path):
"""Lese Metafile ein"""
return OSAS_helpers.getMetaFile(path)
InitializeClass(OSAS_storeOnline)
def manage_addOSAS_storeOnlineForm(self):
"""interface for adding the OSAS_root"""
pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','addStoreOnline.zpt')).__of__(self)
return pt()
def manage_addOSAS_storeOnline(self,id,RESPONSE=None):
"""add the OSAS_root"""
newObj=OSAS_storeOnline(id)
self._setObject(id,newObj)
if RESPONSE is not None:
RESPONSE.redirect('manage_main')