--- ECHO_content/vlp_xmlhelpers.py	2005/10/26 17:30:26	1.6
+++ ECHO_content/vlp_xmlhelpers.py	2007/12/11 17:00:01	1.13
@@ -1,6 +1,7 @@
 from sys import argv
 
 import string
+import logging
 import xml.dom.minidom
 import Ft.Xml.XLink.Processor
 import Ft.Xml.XLink.XLinkElements
@@ -15,6 +16,7 @@ from Ft.Xml import EMPTY_NAMESPACE
 from Ft.Lib import Uri
 import urllib
 import re
+from ECHO_collection import unicodify,utf8ify
 
 patternTXT=r"<\s*txt.*?>(.*?)</txt>"
 regexpTXT = re.compile(patternTXT, re.IGNORECASE + re.DOTALL)
@@ -175,7 +177,8 @@ def checkRef(self,ref):
              'vl_people':'AND complete =\'yes\'',
              'vl_sites':'AND complete =\'yes\'',
              'vl_transcript':'AND complete =\'yes\'',
-             'vl_essays':'AND online =\'yes\''
+             'vl_essays':'AND online =\'yes\'',
+	     'vl_categories':''
              }
         res=None
         for db in dbs.keys():
@@ -184,11 +187,11 @@ def checkRef(self,ref):
         return res
     
 def link2html(self,str):
-        """link2html liks in html wandeln"""
+        """link2html links in html wandeln"""
         if str:
 
             str=re.sub("\&","&amp;",str)
-            dom=xml.dom.minidom.parseString("<?xml version='1.0' encoding='utf-8'?><txt>"+str+"</txt>")
+            dom=xml.dom.minidom.parseString("<?xml version='1.0' encoding='utf-8'?><txt>"+utf8ify(str)+"</txt>")
             links=dom.getElementsByTagName("link")
             
 
@@ -196,22 +199,78 @@ def link2html(self,str):
                 link.tagName="a"
                 ref=link.getAttribute("ref")
                 pn=link.getAttribute("page")
+                mk=link.getAttribute("mk")
                         
                 if self.checkRef(ref):
-                        if pn:
-                                link.setAttribute("href",self.REQUEST['SERVER_URL']+"/references?id="+ref+"&page="+pn)
-                        else:
-                                link.setAttribute("href",self.REQUEST['SERVER_URL']+"/references?id="+ref)
-
+                    more = ""
+                    if pn:
+                        more += "&page=%s"%pn
+                        
+                    if mk:
+                        more += "&mk=%s"%mk
+                        
+                    link.setAttribute("href",self.REQUEST['SERVER_URL']+"/references?id="+ref+more)
 
             newxml=dom.toxml('utf-8')
           
             retStr=regexpTXT.search(newxml)
+            retStr = retStr.group(1)
 
-            return retStr.group(1)
+            return retStr.decode('utf-8') # we return unicode
+
+        return u""
+
+def related2html(self,str):
+    """related library items: xlinks in html wandeln / mb 22.11.2006"""
+    if str:
+                
+        str=re.sub("\&","&amp;",str)
+        dom=xml.dom.minidom.parseString("<?xml version='1.0' encoding='utf-8'?><txt>"+utf8ify(str)+"</txt>")
+        links=dom.getElementsByTagName("link")
+                
+        for link in links:
+            link.tagName = "a"
+            ref = link.getAttribute("ref")
+            pn = link.getAttribute("page")
+                        
+            searchStr="select fullreference, online from vl_literature where reference =\'%s\' and authorized = 1"%(ref)
+            res = self.search(var=searchStr)
+                                        
+            if res:
+                if res[0]['online'] == 1: 
+                    # item online verfuegbar
+                    if pn:
+                        link.setAttribute("href",self.REQUEST['SERVER_URL']+"/references?id="+ref+"&page="+pn)
+                    else:
+                        link.setAttribute("href",self.REQUEST['SERVER_URL']+"/references?id="+ref)
+                        
+                    link.setAttribute("title", "click to view")
+                    link.removeAttribute("ref")
+                    
+                    # prefix preceding the link
+                    prefix = dom.createTextNode(U"\u2013\u0020") # = ndash + space
+                    dom.documentElement.insertBefore(prefix, link)
+
+                else:
+                    # item nur als bibliographische angabe vorhanden
+                    link.setAttribute("alt", unicodify(res[0]['fullreference']))
+                    link.setAttribute("title", "click to expand")
+                    link.setAttribute("onclick", "return toggle(this);")
+                    link.setAttribute("class", "x_offline")
+                    
+                    # prefix inside link text
+                    link.firstChild.data = '+ ' + link.firstChild.data
+                    
+            
+        newxml=dom.toxml('utf-8')
+                
+        retStr=regexpTXT.search(newxml)
+        retStr = retStr.group(1)
+        #logging.debug("related2html out=%s"%repr(retStr))
+        return retStr.decode('utf-8') # we return unicode
+
+    return u""
 
-                           
-        return ""
     
 
 
@@ -257,7 +316,7 @@ def xml2html(self,str,quote="yes"):
             retStr=regexpPage.search(str)
             
             try: # hack warum fehtl manchmal page??
-                    return retStr.group(1)
+                    return retStr.group(1).decode('utf-8')
             except:
                     return str
         return ""