File:  [Repository] / ECHO_content / VLPExtension.py
Revision 1.17: download - view: text, annotated - select for diffs - revision graph
Fri Aug 6 11:46:30 2004 UTC (19 years, 11 months ago) by dwinter
Branches: MAIN
CVS tags: HEAD
generate template added

    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: 		{'label':'Generate Essay Template','action':'generateEssayTemplateHTML'},
   39:                 )
   40: 
   41:     def content_html(self,type='collection'):
   42:         """template fuer content"""
   43:         #templates = self.ZopeFind(self.aq_parent,obj_ids=[type+"_template"])
   44:         #
   45:         #if templates:
   46:         #    return templates[0][1]()
   47: 	
   48:         if hasattr(self,type+"_template"):
   49:             obj=getattr(self,type+"_template")
   50:             return obj()
   51:         else:
   52:             pt=PageTemplateFile('Products/ECHO_content/zpt/ECHO_%s_template_standard.zpt'%type).__of__(self)
   53:             pt.content_type="text/html"
   54:             return pt()
   55: 
   56:     def ConfigVLP_essayForm(self):
   57:         """Form for adding"""
   58:         pt=PageTemplateFile('Products/ECHO_content/vlp/ChangeVLP_essay.zpt').__of__(self)
   59:         return pt()
   60: 
   61:     def ChangeVLP_essay(self,title,label,description,RESPONSE=None):
   62:         """Change vlp_essay"""
   63:         self.title=title
   64:         self.label=label
   65:         self.description=description
   66: 
   67:         if RESPONSE is not None:
   68:             RESPONSE.redirect('manage_main')
   69: 
   70:     def __init__(self,id,title,label):
   71:         """init"""
   72:         self.id=id
   73:         self.title=title
   74:         self.label=label
   75: 
   76: 
   77:     def index_html(self):
   78: 	
   79: 	    """show the rendered file"""
   80: 	    
   81: 	    if self.REQUEST.get('p',None):
   82: 		    self.REQUEST.set('pn',self.file2page(self.REQUEST.get('p',None)))
   83: 
   84: 	    if hasattr(self,'libraryTemplate.html'):
   85: 			return getattr(self,'EssayTemplate.html')()
   86: 
   87: 	    pt=PageTemplateFile('Products/ECHO_content/vlp/essay_template.zpt').__of__(self)
   88: 	    pt.content_type="text/html"
   89: 	    return pt()
   90: 
   91:     def generateEssayTemplateHTML(self,RESPONSE=None):
   92:         """lege standard index.html an"""
   93: 
   94: 	if not hasattr(self,'essayTemplate.html'):
   95:             zt=ZopePageTemplate('essayTemplate.html')
   96:             self._setObject('essayTemplate.html',zt)
   97:             default_content_fn = os.path.join(package_home(globals()),
   98:                                                'vlp/essay_template.zpt')
   99:             text = open(default_content_fn).read()
  100:             zt.pt_edit(text, 'text/html')
  101: 
  102:         else:
  103:             return "already exists!"
  104:         
  105:         if RESPONSE is not None:
  106:             RESPONSE.redirect('manage_main')
  107: 
  108: 
  109:     def getPage(self,pagenum):
  110:         """gibt essay page mit num aus"""
  111:         def sortFind(x,y):
  112:             return cmp(x[0],y[0])
  113:         pages=[]
  114:         pagestmp=self.ZopeFind(self,obj_metatypes=['DTML Document','File'])
  115: 	for page in pagestmp:
  116: 		if not (page[1].getId()[0]=="."):
  117: 			pages.append(page)
  118: 			
  119:         pages.sort(sortFind)
  120:         #print str(pages[int(pagenum)][1]())
  121:         if pages[int(pagenum)-1][1].meta_type=='File':
  122:             return self.xml2html(makeXML(str(pages[int(pagenum)-1][1])),quote="no")
  123:         else:
  124:             return str(self.xml2html(makeXML(pages[int(pagenum)-1][1]()),quote="no"))
  125:         
  126:     def nextPage(self,pagenum,url):
  127:         pages=len(self.ZopeFind(self,obj_metatypes=['DTML Document','File'])) # teste ob performance ok, sonst in variable
  128:         if int(pagenum)+1 <= pages:
  129:             retstr=url+"?p="+str(int(pagenum)+1)
  130:             return """<td align="right" <a href="%s">next</a></td>"""%retstr
  131:         
  132:     def previousPage(self,pagenum,url):
  133:         
  134:         if int(pagenum)-1 > 0:
  135:             retstr=url+"?p="+str(int(pagenum)-1)
  136:             return """<td align="left" <a href="%s">previous</a></td>"""%retstr
  137:         
  138:         
  139: def manage_addVLP_essayForm(self):
  140:     """Form for adding"""
  141:     pt=PageTemplateFile('Products/ECHO_content/vlp/AddVLP_essay.zpt').__of__(self)
  142:     return pt()
  143: 
  144: def manage_addVLP_essay(self, id,title,label,RESPONSE=None):
  145: 	"""add the copyright"""
  146: 
  147: 	
  148: 	self._setObject(id, VLP_essay(id, title,label))
  149: 
  150: 	if RESPONSE is not None:
  151: 		RESPONSE.redirect('manage_main')
  152: 	
  153: 
  154: 
  155: class VLP_collection(ECHO_collection):
  156:     """VLP spezifische Erweiterung der Collection"""
  157: 
  158:     meta_type="VLP_collection"
  159:     manage_options=ECHO_collection.manage_options+(
  160:         {'label':'Change Path','action':'VLP_path_configForm'},
  161:         {'label':'Update Library','action':'updateCollection'},
  162:         {'label':'Update Metadata','action':'updateCollectionMD'},
  163:         )
  164: 
  165:     def VLP_path_configForm(self):
  166:         """change pt"""
  167:         path=PageTemplateFile('Products/ECHO_content/vlp/ChangeVLPPath.zpt').__of__(self)
  168:         return pt()
  169: 
  170:     def VLP_path_config(self,path,RESPONSE=None):
  171:         """config"""
  172:         self.path=path
  173:         if RESPONSE is not None:
  174:             RESPONSE.redirect('manage_main')
  175: 
  176:     def updateCollection(self,RESPONSE=None):
  177:         """liest verzeichnisse aus dem pfad und legt sie dann als objekte in den ordner"""
  178:         files=os.listdir(self.path)
  179:         for fileName in files:
  180:             
  181:             if fileName[0:3]=="lit":
  182:                 
  183:                 metalink=self.REQUEST['URL1']+"/"+fileName+"/index_meta"
  184:                 newObj=VLP_resource(fileName,'',metalink,fileName,fileName,fileName,'generated','book','','','','','','')
  185:                 self._setObject(fileName,newObj)
  186:                 
  187:                 genObj=getattr(self,fileName)
  188:                 genObj.createIndexFile()
  189:                 
  190:                 
  191:         if RESPONSE is not None:
  192:             RESPONSE.redirect('manage_main')
  193: 
  194:     def updateCollectionMD(self,RESPONSE=None):
  195:         """updateMD"""
  196:         files=os.listdir(self.path)
  197:         for fileName in files:
  198:             if fileName[0:3]=="lit":
  199:                 genObj=getattr(self,fileName)
  200:                 genObj.copyIndex_meta2echo_resource()
  201:                 genObj.generate_title()
  202: 
  203:         if RESPONSE is not None:
  204:             RESPONSE.redirect('manage_main')
  205: 
  206: 
  207: def manage_addVLP_collectionForm(self):
  208:         """Form for adding a ressource"""
  209:         pt=PageTemplateFile('Products/ECHO_content/vlp/AddVLP_collectionForm.zpt').__of__(self)
  210:         return pt()
  211: 
  212: 
  213: 
  214: def manage_addVLP_collection(self,id,title,label,description,contentType,responsible,weight,sortfield,path,coords="",secondaryLinkTitle="",secondaryLink="",credits=None,RESPONSE=None,imageTag="",bgcolour=""):
  215:     """add a echo collection"""
  216:     
  217: 
  218:     newObj=VLP_collection(id,title,label,description,contentType,responsible,credits,weight,sortfield,coords,secondaryLinkTitle=secondaryLinkTitle,secondaryLink=secondaryLink,imageTag=imageTag,bgcolour="")
  219: 
  220:     self._setObject(id,newObj)
  221:     setattr(newObj,'path',path)
  222: 
  223:     if RESPONSE is not None:
  224:         RESPONSE.redirect('manage_main')
  225: 
  226: 
  227: 
  228: class VLP_resource(ECHO_resource):
  229:     """VLP spezifische Erweiterung"""
  230: 
  231:     meta_type="VLP_resource"
  232: 
  233:     vlp_basis="/mpiwg/online/permanent/vlp"
  234: 
  235:     
  236:     referencetypes=[]
  237: 
  238:     manage_options=ECHO_resource.manage_options+(
  239:         {'label':'Update Index','action':'createIndexFile'},
  240:         {'label':'Reset MetaLink','action':'resetMetaLink'},
  241:         {'label':'Generate Title','action':'generate_title'},
  242: 	{'label':'Generate Library Template','action':'generateLibraryTemplateHTML'},
  243:         )
  244: 
  245:     def resetMetaLink(self,all="no",RESPONSE=None):
  246:         """resets metalink to standard resp. in case of server change it sets to the new server url"""
  247:         if all=="yes":
  248:             self.metalink=self.absolute_url()+"/index_meta"
  249:         else:
  250:             splitted=self.metalink.split("/")
  251:             if (len(splitted)>1) and (splitted[len(splitted)-1]=="index_meta") and (splitted[len(splitted)-2]==self.getId()): # heuristic nur generische Metadatafiles andern
  252:                 self.metalink=self.absolute_url()+"/index_meta"
  253: 
  254:         if RESPONSE:
  255:             return "done"
  256:             
  257:     def show(self):
  258:         """show the rendered file"""
  259: 
  260:         if self.REQUEST.get('p',None):
  261:             self.REQUEST.set('pn',self.file2page(self.REQUEST.get('p',None)))
  262:            
  263: 	if hasattr(self,'libraryTemplate.html'):
  264: 		return getattr(self,'libraryTemplate.html')()
  265: 	
  266:         pt=PageTemplateFile('Products/ECHO_content/vlp/library_template.zpt').__of__(self)
  267:         pt.content_type="text/html"
  268:         return pt()
  269:     
  270:     index_html=show
  271: 
  272:     def generateLibraryTemplateHTML(self,RESPONSE=None):
  273:         """lege standard index.html an"""
  274: 
  275: 	if not hasattr(self,'libraryTemplate.html'):
  276:             zt=ZopePageTemplate('libraryTemplate.html')
  277:             self._setObject('libraryTemplate.html',zt)
  278:             default_content_fn = os.path.join(package_home(globals()),
  279:                                                'vlp/library_template.zpt')
  280:             text = open(default_content_fn).read()
  281:             zt.pt_edit(text, 'text/html')
  282: 
  283:         else:
  284:             return "already exists!"
  285:         
  286:         if RESPONSE is not None:
  287:             RESPONSE.redirect('manage_main')
  288: 
  289: 
  290:     def index_meta(self):
  291:         """index_meta"""
  292:         
  293:         pt=PageTemplateFile('Products/ECHO_content/vlp/index_meta.zpt').__of__(self)
  294:         pt.content_type="text/html"
  295:         return pt()
  296: 
  297:     def file2page(self,p):
  298:         """converts filename to pagenumber"""
  299:         dom=xml.dom.minidom.parse(urllib.urlopen(getattr(self,'index.xml').absolute_url()))
  300:         
  301:         for page in dom.getElementsByTagName('page'):
  302:             if page.getAttribute('file')==p:
  303:                 return page.getAttribute('nr')
  304:             
  305:         return 0
  306:     
  307:     def dir2index(self):
  308:         """dir to index"""
  309: 
  310:         def calculateName(str):
  311:             ret="%s: %s"%(str[0],str[1:5])
  312:             return ret
  313: 
  314:         try:
  315:             ret=os.listdir(os.path.join(self.vlp_basis,self.resourceID,'pageimg'))
  316:             self.imagePath='pageimg'
  317:         except:
  318:             ret=os.listdir(os.path.join(self.vlp_basis,self.resourceID,'pagesHi'))
  319:             self.imagePath='pagesHi'
  320:         temp=[]
  321:         for x in ret:
  322:             if not (x[0]=="."):
  323:                 
  324:                 temp.append((calculateName(x),os.path.splitext(x)[0]))
  325:         return temp
  326: 
  327:     
  328:     def firstPage(self,url=None):
  329:         """showlink to the first image"""
  330:         if self.REQUEST.get('pn')=="1": #erste seinte dann kein a tag
  331:             return """<img src="../../images/first.gif" alt="first" width="14" height="14" border="0"><br>first"""
  332: 
  333:         else:
  334:             return """<a href=%s>
  335:                          <img src="../../images/first.gif" alt="first" width="14" height="14" border="0"><br>first
  336:                          </a>
  337:                          """%(self.REQUEST['URL']+"?pn=1")
  338: 
  339:     def lastPage(self,url=None):
  340:         """showlink to the first image"""
  341:         pages=self.readIndexFile(url)
  342:         if pages:
  343:             ln=len(pages)
  344:         
  345:         if self.REQUEST.get('pn')==str(ln): #letzte seite dann kein a tag
  346:             return """<img src="../../images/last.gif" alt="last" width="14" height="14" border="0"><br>last"""
  347: 
  348:         else:
  349:             return """<a href=%s>
  350:                          <img src="../../images/last.gif" alt="last" width="14" height="14" border="0"><br>last
  351:                          </a>
  352:                          """%(self.REQUEST['URL']+"?pn="+str(ln))
  353:             
  354:     def prevPage(self,url=None):
  355:         """showlink to the first image"""
  356:         
  357: 
  358:         nn = int(self.REQUEST.get('pn','1'))-1
  359:         if nn < 1: #letzte  seite dann kein a tag
  360:             return """<img src="../../images/prev.gif" alt="prev" width="14" height="14" border="0"><br>prev"""
  361: 
  362:         else:
  363:             return """<a href=%s>
  364:                          <img src="../../images/prev.gif" alt="prev" width="14" height="14" border="0"><br>prev
  365:                          </a>
  366:                          """%(self.REQUEST['URL']+"?pn="+str(nn))
  367: 
  368:     def nextPage(self,url=None):
  369:         """showlink to the first image"""
  370:         pages=self.readIndexFile(url)
  371:         if pages:
  372:             ln=len(pages)
  373: 
  374:         nn = int(self.REQUEST.get('pn','1'))+1
  375:         if nn>int(ln): #letzte  seite dann kein a tag
  376:             return """<img src="../../images/next.gif" alt="next" width="14" height="14" border="0"><br>next"""
  377: 
  378:         else:
  379:             return """<a href=%s>
  380:                          <img src="../../images/next.gif" alt="next" width="14" height="14" border="0"><br>next
  381:                          </a>
  382:                          """%(self.REQUEST['URL']+"?pn="+str(nn))
  383:         
  384:     
  385:     def readIndexFile(self,url=None):
  386:         """reads the indexfile. presently url not None isn't implemented. In the future url can be defined."""
  387:         pagelist=[]
  388:         if not url:
  389:             url=self.absolute_url()+"/index.xml"
  390: 
  391:         fh=urllib.urlopen(url)
  392:         dom=xml.dom.minidom.parse(fh)
  393:         
  394:         
  395:         for page in dom.getElementsByTagName('page'):
  396:             text=getText(page.childNodes)
  397:             pageNum=page.getAttribute('nr')
  398:             pagelist.append((pageNum,text))
  399: 
  400:         return pagelist
  401:     
  402:     def createIndexFile(self,RESPONSE=None):
  403:         """create index file"""
  404: 
  405:         
  406:         pt=PageTemplateFile('Products/ECHO_content/vlp/index_template.zpt').__of__(self)()
  407: 
  408: 
  409:         
  410:         if not hasattr(self,'index.xml'):
  411:             zt=ZopePageTemplate('index.xml')
  412:             self._setObject('index.xml',zt)
  413:         else:
  414:             zt=getattr(self,'index.xml')
  415:             
  416:             
  417:         zt.pt_edit(pt, 'text/xml')
  418: 
  419:         if RESPONSE is not None:
  420:             RESPONSE.redirect('manage_main')
  421: 
  422:         
  423: def manage_addVLP_resourceForm(self):
  424:         """Form for adding a ressource"""
  425:         pt=PageTemplateFile('Products/ECHO_content/vlp/AddVLP_resourceForm.zpt').__of__(self)
  426:         return pt()
  427: 
  428: 
  429: 
  430: 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):
  431:     """addaresource"""
  432: 
  433:     
  434:     if metalink=='':
  435:         metalink=self.absolute_url()+"/"+id+"/index_meta"
  436:             
  437:     newObj=VLP_resource(id,link,metalink,resourceID,title,label,description,contentType,renderingType,responsible,credits,weight,coords)
  438: 
  439:     self._setObject(id,newObj)
  440: 
  441:     if RESPONSE is not None:
  442:         RESPONSE.redirect('manage_main')
  443:  

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