File:  [Repository] / ECHO_content / VLPExtension.py
Revision 1.15: download - view: text, annotated - select for diffs - revision graph
Thu Aug 5 13:51:32 2004 UTC (19 years, 11 months ago) by dwinter
Branches: MAIN
CVS tags: HEAD
makehtml updated

    1: from Products.ECHO_content.ECHO_collection import *
    2: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
    3: from Products.PageTemplates.PageTemplate import PageTemplate
    4: from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate
    5: 
    6: try:
    7: 	from Products.zogiLib import zogiLib
    8: except:
    9: 	print "Zogilib not installed, VLP_resource will not work"
   10: 
   11: import xml.dom.minidom
   12: import urllib
   13: 
   14: def makeXML(str):
   15: 	    try:
   16: 		    dom=xml.dom.minidom.parseString(str)
   17: 		    return str
   18: 	    except:
   19: 		    return """<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><page>
   20: 		              %s
   21: 			      </page>"""%str
   22: 	    
   23: def getText(nodelist):
   24: 
   25:     rc = ""
   26:     for node in nodelist:
   27:     	if node.nodeType == node.TEXT_NODE:
   28:            rc = rc + node.data
   29:     return rc
   30: 
   31: class VLP_essay(Folder):
   32:     """classe für VLP essays"""
   33: 
   34:     meta_type="VLP_essay"
   35: 
   36:     manage_options = Folder.manage_options+(
   37: 		{'label':'Main Config','action':'ConfigVLP_essayForm'},
   38:                 )
   39: 
   40:     def content_html(self,type='collection'):
   41:         """template fuer content"""
   42:         #templates = self.ZopeFind(self.aq_parent,obj_ids=[type+"_template"])
   43:         #
   44:         #if templates:
   45:         #    return templates[0][1]()
   46: 	
   47:         if hasattr(self,type+"_template"):
   48:             obj=getattr(self,type+"_template")
   49:             return obj()
   50:         else:
   51:             pt=PageTemplateFile('Products/ECHO_content/zpt/ECHO_%s_template_standard.zpt'%type).__of__(self)
   52:             pt.content_type="text/html"
   53:             return pt()
   54: 
   55:     def ConfigVLP_essayForm(self):
   56:         """Form for adding"""
   57:         pt=PageTemplateFile('Products/ECHO_content/vlp/ChangeVLP_essay.zpt').__of__(self)
   58:         return pt()
   59: 
   60:     def ChangeVLP_essay(self,title,label,description,RESPONSE=None):
   61:         """Change vlp_essay"""
   62:         self.title=title
   63:         self.label=label
   64:         self.description=description
   65: 
   66:         if RESPONSE is not None:
   67:             RESPONSE.redirect('manage_main')
   68: 
   69:     def __init__(self,id,title,label):
   70:         """init"""
   71:         self.id=id
   72:         self.title=title
   73:         self.label=label
   74: 
   75:  
   76:     def getPage(self,pagenum):
   77:         """gibt essay page mit num aus"""
   78:         def sortFind(x,y):
   79:             return cmp(x[0],y[0])
   80:             
   81:         pages=self.ZopeFind(self,obj_metatypes=['DTML Document','File'])
   82:         
   83:         pages.sort(sortFind)
   84:         #print str(pages[int(pagenum)][1]())
   85:         if pages[int(pagenum)-1][1].meta_type=='File':
   86:             return self.xml2html(makeXML(str(pages[int(pagenum)-1][1])),quote="no")
   87:         else:
   88:             return str(self.xml2html(makeXML(pages[int(pagenum)-1][1]()),quote="no"))
   89:         
   90:     def nextPage(self,pagenum,url):
   91:         pages=len(self.ZopeFind(self,obj_metatypes=['DTML Document','File'])) # teste ob performance ok, sonst in variable
   92:         if int(pagenum)+1 <= pages:
   93:             retstr=url+"?p="+str(int(pagenum)+1)
   94:             return """<td align="right" <a href="%s">next</a></td>"""%retstr
   95:         
   96:     def previousPage(self,pagenum,url):
   97:         
   98:         if int(pagenum)-1 > 0:
   99:             retstr=url+"?p="+str(int(pagenum)-1)
  100:             return """<td align="left" <a href="%s">previous</a></td>"""%retstr
  101:         
  102:         
  103: def manage_addVLP_essayForm(self):
  104:     """Form for adding"""
  105:     pt=PageTemplateFile('Products/ECHO_content/vlp/AddVLP_essay.zpt').__of__(self)
  106:     return pt()
  107: 
  108: def manage_addVLP_essay(self, id,title,label,RESPONSE=None):
  109: 	"""add the copyright"""
  110: 
  111: 	
  112: 	self._setObject(id, VLP_essay(id, title,label))
  113: 
  114: 	if RESPONSE is not None:
  115: 		RESPONSE.redirect('manage_main')
  116: 	
  117: 
  118: 
  119: class VLP_collection(ECHO_collection):
  120:     """VLP spezifische Erweiterung der Collection"""
  121: 
  122:     meta_type="VLP_collection"
  123:     manage_options=ECHO_collection.manage_options+(
  124:         {'label':'Change Path','action':'VLP_path_configForm'},
  125:         {'label':'Update Library','action':'updateCollection'},
  126:         {'label':'Update Metadata','action':'updateCollectionMD'},
  127:         )
  128: 
  129:     def VLP_path_configForm(self):
  130:         """change pt"""
  131:         path=PageTemplateFile('Products/ECHO_content/vlp/ChangeVLPPath.zpt').__of__(self)
  132:         return pt()
  133: 
  134:     def VLP_path_config(self,path,RESPONSE=None):
  135:         """config"""
  136:         self.path=path
  137:         if RESPONSE is not None:
  138:             RESPONSE.redirect('manage_main')
  139: 
  140:     def updateCollection(self,RESPONSE=None):
  141:         """liest verzeichnisse aus dem pfad und legt sie dann als objekte in den ordner"""
  142:         files=os.listdir(self.path)
  143:         for fileName in files:
  144:             
  145:             if fileName[0:3]=="lit":
  146:                 
  147:                 metalink=self.REQUEST['URL1']+"/"+fileName+"/index_meta"
  148:                 newObj=VLP_resource(fileName,'',metalink,fileName,fileName,fileName,'generated','book','','','','','','')
  149:                 self._setObject(fileName,newObj)
  150:                 
  151:                 genObj=getattr(self,fileName)
  152:                 genObj.createIndexFile()
  153:                 
  154:                 
  155:         if RESPONSE is not None:
  156:             RESPONSE.redirect('manage_main')
  157: 
  158:     def updateCollectionMD(self,RESPONSE=None):
  159:         """updateMD"""
  160:         files=os.listdir(self.path)
  161:         for fileName in files:
  162:             if fileName[0:3]=="lit":
  163:                 genObj=getattr(self,fileName)
  164:                 genObj.copyIndex_meta2echo_resource()
  165:                 genObj.generate_title()
  166: 
  167:         if RESPONSE is not None:
  168:             RESPONSE.redirect('manage_main')
  169: 
  170: 
  171: def manage_addVLP_collectionForm(self):
  172:         """Form for adding a ressource"""
  173:         pt=PageTemplateFile('Products/ECHO_content/vlp/AddVLP_collectionForm.zpt').__of__(self)
  174:         return pt()
  175: 
  176: 
  177: 
  178: def manage_addVLP_collection(self,id,title,label,description,contentType,responsible,weight,sortfield,path,coords="",secondaryLinkTitle="",secondaryLink="",credits=None,RESPONSE=None,imageTag="",bgcolour=""):
  179:     """add a echo collection"""
  180:     
  181: 
  182:     newObj=VLP_collection(id,title,label,description,contentType,responsible,credits,weight,sortfield,coords,secondaryLinkTitle=secondaryLinkTitle,secondaryLink=secondaryLink,imageTag=imageTag,bgcolour="")
  183: 
  184:     self._setObject(id,newObj)
  185:     setattr(newObj,'path',path)
  186: 
  187:     if RESPONSE is not None:
  188:         RESPONSE.redirect('manage_main')
  189: 
  190: 
  191: 
  192: class VLP_resource(ECHO_resource):
  193:     """VLP spezifische Erweiterung"""
  194: 
  195:     meta_type="VLP_resource"
  196: 
  197:     vlp_basis="/mpiwg/online/permanent/vlp"
  198: 
  199:     
  200:     referencetypes=[]
  201: 
  202:     manage_options=ECHO_resource.manage_options+(
  203:         {'label':'Update Index','action':'createIndexFile'},
  204:         {'label':'Reset MetaLink','action':'resetMetaLink'},
  205:         {'label':'Generate Title','action':'generate_title'},
  206: 	{'label':'Generate Library Template','action':'generateLibraryTemplateHTML'},
  207:         )
  208: 
  209:     def resetMetaLink(self,all="no",RESPONSE=None):
  210:         """resets metalink to standard resp. in case of server change it sets to the new server url"""
  211:         if all=="yes":
  212:             self.metalink=self.absolute_url()+"/index_meta"
  213:         else:
  214:             splitted=self.metalink.split("/")
  215:             if (len(splitted)>1) and (splitted[len(splitted)-1]=="index_meta") and (splitted[len(splitted)-2]==self.getId()): # heuristic nur generische Metadatafiles andern
  216:                 self.metalink=self.absolute_url()+"/index_meta"
  217: 
  218:         if RESPONSE:
  219:             return "done"
  220:             
  221:     def show(self):
  222:         """show the rendered file"""
  223: 
  224:         if self.REQUEST.get('p',None):
  225:             self.REQUEST.set('pn',self.file2page(self.REQUEST.get('p',None)))
  226:            
  227: 	if hasattr(self,'libraryTemplate.html'):
  228: 		return getattr(self,'libraryTemplate.html')()
  229: 	
  230:         pt=PageTemplateFile('Products/ECHO_content/vlp/library_template.zpt').__of__(self)
  231:         pt.content_type="text/html"
  232:         return pt()
  233:     
  234:     index_html=show
  235: 
  236:     def generateLibraryTemplateHTML(self,RESPONSE=None):
  237:         """lege standard index.html an"""
  238: 
  239: 	if not hasattr(self,'libraryTemplate.html'):
  240:             zt=ZopePageTemplate('libraryTemplate.html')
  241:             self._setObject('libraryTemplate.html',zt)
  242:             default_content_fn = os.path.join(package_home(globals()),
  243:                                                'vlp/library_template.zpt')
  244:             text = open(default_content_fn).read()
  245:             zt.pt_edit(text, 'text/html')
  246: 
  247:         else:
  248:             return "already exists!"
  249:         
  250:         if RESPONSE is not None:
  251:             RESPONSE.redirect('manage_main')
  252: 
  253: 
  254:     def index_meta(self):
  255:         """index_meta"""
  256:         
  257:         pt=PageTemplateFile('Products/ECHO_content/vlp/index_meta.zpt').__of__(self)
  258:         pt.content_type="text/html"
  259:         return pt()
  260: 
  261:     def file2page(self,p):
  262:         """converts filename to pagenumber"""
  263:         dom=xml.dom.minidom.parse(urllib.urlopen(getattr(self,'index.xml').absolute_url()))
  264:         
  265:         for page in dom.getElementsByTagName('page'):
  266:             if page.getAttribute('file')==p:
  267:                 return page.getAttribute('nr')
  268:             
  269:         return 0
  270:     
  271:     def dir2index(self):
  272:         """dir to index"""
  273: 
  274:         def calculateName(str):
  275:             ret="%s: %s"%(str[0],str[1:5])
  276:             return ret
  277: 
  278:         try:
  279:             ret=os.listdir(os.path.join(self.vlp_basis,self.resourceID,'pageimg'))
  280:             self.imagePath='pageimg'
  281:         except:
  282:             ret=os.listdir(os.path.join(self.vlp_basis,self.resourceID,'pagesHi'))
  283:             self.imagePath='pagesHi'
  284:         temp=[]
  285:         for x in ret:
  286:             if not (x[0]=="."):
  287:                 
  288:                 temp.append((calculateName(x),os.path.splitext(x)[0]))
  289:         return temp
  290: 
  291:     
  292:     def firstPage(self,url=None):
  293:         """showlink to the first image"""
  294:         if self.REQUEST.get('pn')=="1": #erste seinte dann kein a tag
  295:             return """<img src="../../images/first.gif" alt="first" width="14" height="14" border="0"><br>first"""
  296: 
  297:         else:
  298:             return """<a href=%s>
  299:                          <img src="../../images/first.gif" alt="first" width="14" height="14" border="0"><br>first
  300:                          </a>
  301:                          """%(self.REQUEST['URL']+"?pn=1")
  302: 
  303:     def lastPage(self,url=None):
  304:         """showlink to the first image"""
  305:         pages=self.readIndexFile(url)
  306:         if pages:
  307:             ln=len(pages)
  308:         
  309:         if self.REQUEST.get('pn')==str(ln): #letzte seite dann kein a tag
  310:             return """<img src="../../images/last.gif" alt="last" width="14" height="14" border="0"><br>last"""
  311: 
  312:         else:
  313:             return """<a href=%s>
  314:                          <img src="../../images/last.gif" alt="last" width="14" height="14" border="0"><br>last
  315:                          </a>
  316:                          """%(self.REQUEST['URL']+"?pn="+str(ln))
  317:             
  318:     def prevPage(self,url=None):
  319:         """showlink to the first image"""
  320:         
  321: 
  322:         nn = int(self.REQUEST.get('pn','1'))-1
  323:         if nn < 1: #letzte  seite dann kein a tag
  324:             return """<img src="../../images/prev.gif" alt="prev" width="14" height="14" border="0"><br>prev"""
  325: 
  326:         else:
  327:             return """<a href=%s>
  328:                          <img src="../../images/prev.gif" alt="prev" width="14" height="14" border="0"><br>prev
  329:                          </a>
  330:                          """%(self.REQUEST['URL']+"?pn="+str(nn))
  331: 
  332:     def nextPage(self,url=None):
  333:         """showlink to the first image"""
  334:         pages=self.readIndexFile(url)
  335:         if pages:
  336:             ln=len(pages)
  337: 
  338:         nn = int(self.REQUEST.get('pn','1'))+1
  339:         if nn>int(ln): #letzte  seite dann kein a tag
  340:             return """<img src="../../images/next.gif" alt="next" width="14" height="14" border="0"><br>next"""
  341: 
  342:         else:
  343:             return """<a href=%s>
  344:                          <img src="../../images/next.gif" alt="next" width="14" height="14" border="0"><br>next
  345:                          </a>
  346:                          """%(self.REQUEST['URL']+"?pn="+str(nn))
  347:         
  348:     
  349:     def readIndexFile(self,url=None):
  350:         """reads the indexfile. presently url not None isn't implemented. In the future url can be defined."""
  351:         pagelist=[]
  352:         if not url:
  353:             url=self.absolute_url()+"/index.xml"
  354: 
  355:         fh=urllib.urlopen(url)
  356:         dom=xml.dom.minidom.parse(fh)
  357:         
  358:         
  359:         for page in dom.getElementsByTagName('page'):
  360:             text=getText(page.childNodes)
  361:             pageNum=page.getAttribute('nr')
  362:             pagelist.append((pageNum,text))
  363: 
  364:         return pagelist
  365:     
  366:     def createIndexFile(self,RESPONSE=None):
  367:         """create index file"""
  368: 
  369:         
  370:         pt=PageTemplateFile('Products/ECHO_content/vlp/index_template.zpt').__of__(self)()
  371: 
  372: 
  373:         
  374:         if not hasattr(self,'index.xml'):
  375:             zt=ZopePageTemplate('index.xml')
  376:             self._setObject('index.xml',zt)
  377:         else:
  378:             zt=getattr(self,'index.xml')
  379:             
  380:             
  381:         zt.pt_edit(pt, 'text/xml')
  382: 
  383:         if RESPONSE is not None:
  384:             RESPONSE.redirect('manage_main')
  385: 
  386:         
  387: def manage_addVLP_resourceForm(self):
  388:         """Form for adding a ressource"""
  389:         pt=PageTemplateFile('Products/ECHO_content/vlp/AddVLP_resourceForm.zpt').__of__(self)
  390:         return pt()
  391: 
  392: 
  393: 
  394: def manage_addVLP_resource(self,id,title,label,description,responsible,link,metalink,weight,resourceID=None,contentType=None,renderingType=None,credits=None,coords=None,RESPONSE=None):
  395:     """addaresource"""
  396: 
  397:     
  398:     if metalink=='':
  399:         metalink=self.absolute_url()+"/"+id+"/index_meta"
  400:             
  401:     newObj=VLP_resource(id,link,metalink,resourceID,title,label,description,contentType,renderingType,responsible,credits,weight,coords)
  402: 
  403:     self._setObject(id,newObj)
  404: 
  405:     if RESPONSE is not None:
  406:         RESPONSE.redirect('manage_main')
  407:  

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