File:  [Repository] / ECHO_content / VLPExtension.py
Revision 1.18: download - view: text, annotated - select for diffs - revision graph
Fri Aug 6 13:22:55 2004 UTC (19 years, 10 months ago) by dwinter
Branches: MAIN
CVS tags: HEAD
bug in essay fixed

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

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