--- ECHO_content/ECHO_helpers.py 2004/11/27 22:38:44 1.26
+++ ECHO_content/ECHO_helpers.py 2005/01/21 13:29:15 1.35
@@ -1,9 +1,15 @@
+import re
+import string
import socket
import urllib
+import string
import xml.dom.minidom
-from types import *
+import types
from Products.PageTemplates.PageTemplateFile import PageTemplateFile
+from OFS.SimpleItem import SimpleItem
from Globals import package_home
+import Globals
+from AccessControl import ClassSecurityInfo
import os.path
displayTypes = ['ZSQLExtendFolder','ZSQLBibliography','ECHO_group','ECHO_collection','ECHO_resource','ECHO_link','ECHO_sqlElement','ECHO_pageTemplate','ECHO_externalLink','ImageCollectionIFrame','VLP_resource','VLP_essay','ECHO_ZCatalogElement','ImageCollection','versionedFileFolder']
@@ -31,7 +37,7 @@ class ECHO_basis:
"""showrdf"""
self.REQUEST.RESPONSE.setHeader('Content-Type','text/xml')
ret="""\n\n"""
- ret+=self.getRDF(urn="echo:colllectionroot")+"\n"
+ ret+=self.urn(getRDF="echo:colllectionroot")+"\n"
ret+=""""""
return ret
@@ -122,12 +128,189 @@ class ECHO_basis:
manage_options=({'label':'change ECHO Navigation Entries','action':'changeECHOEntriesForm'},)
+
+ def hasOverview(self):
+ """returns if there is an overview graphics"""
+ return hasattr(self, 'overview')
+
+ def hasParentOverview(self):
+ """returns if the parent has an overview graphics"""
+ return hasattr(self.aq_parent, 'overview')
+
+ def getOverview(self):
+ """map overview graphics"""
+ #return self.aq_parent.ZopeFind(self.aq_parent,obj_ids=['overview'])[0][1]
+ if self.hasOverview():
+ return getattr(self, 'overview')
+ return None
+
+ def getMapAreas(self):
+ """returns the list of MapAreas"""
+ # get all contained MapAreas
+ areas = [res[1] for res in self.ZopeFind(self, obj_metatypes=('MapArea'))]
+ return areas
+
+ def addMapArea(self, newarea):
+ """add a map area to this object"""
+ if (newarea.id is None):
+ # create new id
+ areas = self.getMapAreas()
+ newarea.id = "a%02d"%len(areas)
+ self._setObject(newarea.id, newarea)
+
+ def ECHO_graphicEntry(self):
+ """change map coordinates"""
+ if self.hasParentOverview():
+ pt=zptFile(self, 'zpt/ECHO_draw.zpt')
+ return pt()
+ else:
+ return "NO OVERVIEW GRAPHICS"
+
+ def ECHO_addCoords(self,RESPONSE=None):
+ """change or add MapArea"""
+ #return self.REQUEST
+ # change existing areas
+ for area in self.getMapAreas():
+ id = area.getId()
+ if self.REQUEST.has_key('del.'+id):
+ # delete this area
+ self._delObject(id)
+ # return to same menu
+ if RESPONSE is not None:
+ RESPONSE.redirect('ECHO_graphicEntry')
+ return
+ # modify this area
+ coordstring = self.REQUEST.get('coords.'+id, '')
+ coords = string.split(coordstring, ',')
+ angle = self.REQUEST.get('angle.'+id, '0')
+ type = self.REQUEST.get('type.'+id, 'area')
+ if len(coords) == 4:
+ area.setCoordString(coordstring)
+ area.setAngle(angle)
+ area.setType(type)
+ # add new area
+ if self.REQUEST.has_key('add'):
+ coordstring = self.REQUEST.get('coords.new', '')
+ coords = string.split(coordstring, ',')
+ angle = self.REQUEST.get('angle.new', '0')
+ type = self.REQUEST.get('type.new', 'area')
+ if len(coords) == 4:
+ coords.append(angle)
+ area = MapArea(None, coords, type=type)
+ self.addMapArea(area)
+ # return to edit area menu
+ if RESPONSE is not None:
+ RESPONSE.redirect('ECHO_graphicEntry')
+
+ def createJSAreas(self, areas):
+ """create area calls for JavaScript"""
+ dynamical="\n"
+ for ob in areas:
+ if ob.isTypeArrow():
+ dynamical+="""addArea('%s', 'overview', %s, 'arrow');\n"""%(ob.getFullId(),ob.getCoordString())
+ else:
+ dynamical+="""addArea('%s', 'overview', %s, 'area');\n"""%(ob.getFullId(),ob.getCoordString())
+ return dynamical
+
+ def createMapHead(self):
+ """create javascript include and script tags for head"""
+ pt=zptFile(self, 'zpt/ECHO_content_map_frag_js')
+ return pt()
+
+ def createMapImg(self):
+ """generate img-tag for map"""
+ bt = BrowserCheck(self)
+ tag = ""
+ src = self.getOverview().absolute_url()
+ if bt.isN4:
+ # N4 needs ilayer to create an id
+ tag += '
'%src
+ else:
+ # img with id
+ tag += ''%src
+ return tag
+
+ def createParentMapImg(self):
+ """generate img-tag for map of parent"""
+ return self.aq_parent.createMapImg()
+
+ def createMapLink(self, ob, text=None):
+ """generate map link"""
+ bt = BrowserCheck(self)
+ id = ob.getFullId()
+ link = ob.getLinkId()
+ if text is None:
+ text = ob.getLabel()
+ if text is None:
+ text = "link"
+ tiptext = ob.getText()
+ tag = ""
+ if bt.isN4:
+ # N4 needs layer for highlighting
+ tag += '"
+ else:
+ # a-element
+ tag = '"
+ return tag
+
+ def createMapAux(self, ob, arrowsrc="http://nausikaa2.rz-berlin.mpg.de/digitallibrary/servlet/Scaler/?dw=15&fn=icons/pfeil"):
+ """generate map link image, text and other stuff"""
+ bt = BrowserCheck(self)
+ id = ob.getFullId()
+ link = ob.getLinkId()
+ tiptext = ob.getText()
+ tag = ""
+
+ if bt.isN4:
+ # N4 needs layer and img elements
+ tag += ''%(id,id,id)
+ if ob.isTypeArrow():
+ rot = ob.angle
+ tag += '
'%(link,arrowsrc,rot)
+ else:
+ tag += '
'%(id,id,id,link)
+ if ob.isTypeArrow():
+ rot = ob.angle
+ if bt.isIEWin and bt.versIE > 5:
+ # IE/Win 5.5 has "feature" for PNG transparency
+ tag += ''%(id,arrowsrc,rot,arrowsrc,rot)
+ else:
+ # arrow image
+ tag += ''%(id,arrowsrc,rot)
+ else:
+ if bt.isIE:
+ # IE needs transparent img for area
+ tag += ' -1) and (string.find(self.ua, 'MSIE') < 0)
- self.isIE = string.find(self.ua, 'MSIE') > -1
- self.nav = self.ua[string.find(self.ua, '('):]
- ie = string.split(self.nav, "; ")[1]
- if string.find(ie, "MSIE") > -1:
- self.versIE = string.split(ie, " ")[1]
+ self.isN4 = False
+ self.isIE = False
+ if string.find(self.ua, 'MSIE') > -1:
+ self.isIE = True
+ else:
+ self.isN4 = string.find(self.ua, 'Mozilla/4.') > -1
+ try:
+ self.nav = self.ua[string.find(self.ua, '('):]
+ ie = string.split(self.nav, "; ")[1]
+ if string.find(ie, "MSIE") > -1:
+ self.versIE = string.split(ie, " ")[1]
+ except: pass
self.isMac = string.find(self.ua, 'Macintosh') > -1
self.isWin = string.find(self.ua, 'Windows') > -1
self.isIEWin = self.isIE and self.isWin
self.isIEMac = self.isIE and self.isMac
-
def writeMetadata(url,metadict,project=None,startpage=None,xslt=None,thumbtemplate=None,topbar=None,digiLibTemplate=None,xmlfrag=None,digiliburlprefix=None):
"""Einlesen der Metadaten und und erstellen des geaenderten XML file"""
@@ -461,12 +687,12 @@ def writeMetadata(url,metadict,project=N
else:
try:
geturl=""
- for line in ECHO_helpers.urlopen(url).readlines():
+ for line in urlopen(url).readlines():
geturl=geturl+line
except:
- return (None,"Cannot open: "+url)
+ return (None,"XCannot open: "+url)
try:
dom=xml.dom.minidom.parseString(geturl)
@@ -545,9 +771,10 @@ def readMetadata(url):
Vorerst noch Typ bib"""
metadict={}
+
try:
geturl=""
- for line in ECHO_helpers.urlopen(url).readlines():
+ for line in urlopen(url).readlines():
geturl=geturl+line
@@ -557,7 +784,7 @@ def readMetadata(url):
try:
dom=xml.dom.minidom.parseString(geturl)
except:
- return (None,"Cannot parse: "+url+"
"+geturl)
+ return (None,"Cannot parse: "+url+"
"+geturl)
metanode=dom.getElementsByTagName('bib')
metadict['bib_type']='Book'
@@ -575,12 +802,121 @@ def readMetadata(url):
"""nothing"""
for node in metacontent:
- try:
- #print urllib.unquote(getText(node.childNodes)),getText(node.childNodes)
- metadict[re.sub('-','_',node.tagName.lower())]=urllib.unquote(getText(node.childNodes))
- except:
- """nothing"""
+ try:
+ #print urllib.unquote(getText(node.childNodes)),getText(node.childNodes)
+ metadict[re.sub('-','_',node.tagName.lower())]=urllib.unquote(getText(node.childNodes))
+ except:
+ """nothing"""
return metadict,""
+
+class MapArea(SimpleItem):
+ """simple class to hold coordinates"""
+
+ meta_type = 'MapArea'
+ # Create a SecurityInfo for this class.
+ security = ClassSecurityInfo()
+ security.setDefaultAccess("allow")
+ # type constants
+ TYPE_AREA = 'area'
+ TYPE_ARROW = 'arrow'
+
+ def __init__(self, id, coords, label=None, type=None, text=None):
+ """init"""
+ self.coords = coords[0:4]
+ if len(coords) > 4:
+ self.angle = coords[4]
+ else:
+ self.angle = 0
+ self.id = id
+ self.label = label
+ self.setType(type)
+ self.text = text
+
+ def setCoords(self, coords):
+ """sets the coords"""
+ self.coords = coords
+
+ def getCoordString(self):
+ """returns coordinates as a string"""
+ return string.join(self.coords, ',')
+
+ def setCoordString(self, coordstring):
+ """sets coordinates from a string"""
+ coords = string.split(coordstring, ',')
+ self.coords = [c.strip() for c in coords]
+
+ def getFullId(self, prefix=None):
+ """returns the id with prefixed parent id"""
+ if prefix is None:
+ if hasattr(self, 'aq_parent'):
+ prefix = self.aq_parent.id
+ else:
+ prefix = "id"
+ fid = prefix + "." + self.id
+ return fid
+
+ def getType(self):
+ """returns the type"""
+ return self.type
+
+ def setType(self, type):
+ """sets the type"""
+ if type == MapArea.TYPE_ARROW:
+ self.type = MapArea.TYPE_ARROW
+ elif type == MapArea.TYPE_AREA:
+ self.type = MapArea.TYPE_AREA
+ else:
+ self.type = MapArea.TYPE_AREA
+
+ def isTypeArea(self):
+ """returns if the type is area"""
+ return self.type == MapArea.TYPE_AREA
+
+ def isTypeArrow(self):
+ """returns if the type is arrow"""
+ return self.type == MapArea.TYPE_ARROW
+
+ def getAngle(self):
+ """returns the angle"""
+ return self.angle
+
+ def setAngle(self, angle):
+ """sets the angle"""
+ self.angle = angle
+
+ def getText(self):
+ """returns the popup text"""
+ if self.text is None:
+ if hasattr(self, 'aq_parent'):
+ parent = self.aq_parent
+ if parent.contentType == 'text-popup':
+ return parent.description
+ return self.text
+
+ def setText(self, text):
+ """sets the text"""
+ self.text = text
+
+ def getLabel(self):
+ """returns the link label"""
+ if self.label is None:
+ if hasattr(self, 'aq_parent'):
+ return self.aq_parent.label or self.aq_parent.id
+ return self.label
+
+ def setLabel(self, label):
+ """sets the label"""
+ self.label = label
+
+ def getLinkId(self):
+ if hasattr(self, 'aq_parent'):
+ return self.aq_parent.id
+ return self.id
+
+
+# call this to initialize framework classes, which
+# does the right thing with the security assertions.
+Globals.InitializeClass(MapArea)