Annotation of ECHO_content/ECHO_helpers.py, revision 1.25
1.17 dwinter 1: import socket
1.15 dwinter 2: import urllib
1.21 dwinter 3: import xml.dom.minidom
1.24 dwinter 4: from types import *
1.25 ! dwinter 5: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
! 6: from Globals import package_home
! 7: import os.path
! 8:
! 9: 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']
! 10:
! 11: def content_html(self,type):
! 12: """template fuer content"""
! 13: #templates = self.ZopeFind(self.aq_parent,obj_ids=[type+"_template"])
! 14: #
! 15: #if templates:
! 16: # return templates[0][1]()
! 17:
! 18: if hasattr(self,type+"_template"):
! 19: obj=getattr(self,type+"_template")
! 20: return obj()
! 21: else:
! 22: pt=PageTemplateFile('Products/ECHO_content/zpt/ECHO_%s_template_standard.zpt'%type).__of__(self)
! 23: pt.content_type="text/html"
! 24: return pt()
! 25:
! 26:
! 27:
! 28: class ECHO_basis:
! 29: """basis eigenschaften fuer echo objekte"""
! 30:
! 31: def content_html(self,type="collection"):
! 32: """template fuer content bei einbau und ECHO_Umgebung"""
! 33:
! 34: return content_html(self,type)
! 35:
! 36: def getTitle(self):
! 37: """title"""
! 38: try:
! 39: return self.title.encode('utf-8','ignore')
! 40: except:
! 41: self.title=self.title.decode('iso-8859-1','ignore')[0:] #correnct conding error
! 42: return self.title.encode('utf-8','ignore')
! 43:
! 44: def getLabel(self):
! 45: """title"""
! 46: try:
! 47: return self.label.encode('utf-8','ignore')
! 48: except:
! 49: self.label=self.label.decode('iso-8859-1','ignore')[0:] #correnct conding error
! 50: return self.label.encode('utf-8','ignore')
! 51:
! 52:
! 53: def changeECHOEntriesForm(self):
! 54: """change Entries for the ECHO Navigation environment"""
! 55: pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','changeECHOEntriesForm')).__of__(self)
! 56: return pt()
! 57:
! 58: def changeECHOEntries(self,label,weight,description,RESPONSE=None):
! 59: """change Entries for the ECHO Navigation environment
! 60: @param label: label fuer die Navigation"""
! 61: self.label=label
! 62: self.weight=weight
! 63: self.description=description
! 64:
! 65: if RESPONSE:
! 66: RESPONSE.redirect("manage_main")
! 67:
! 68: manage_options=({'label':'change ECHO Navigation Entries','action':'changeECHOEntriesForm'},)
! 69:
! 70: #ende der echo erweiterungen
! 71:
1.24 dwinter 72:
73: def toList(field):
74: """Einzelfeld in Liste umwandeln"""
75: if type(field)==StringType:
76: return [field]
77: else:
78: return field
1.21 dwinter 79:
80: def getText(nodelist):
81:
82: rc = ""
83: for node in nodelist:
84: if node.nodeType == node.TEXT_NODE:
85: rc = rc + node.data
86: return rc
87:
1.25 ! dwinter 88: def getTextFromNode(nodename):
! 89: nodelist=nodename.childNodes
! 90: rc = ""
! 91: for node in nodelist:
! 92: if node.nodeType == node.TEXT_NODE:
! 93: rc = rc + node.data
! 94: return rc
! 95:
1.21 dwinter 96:
97: def readFieldFromXML(meta_url,parent,field):
98: """lesespezifisches metadatum"""
1.16 dwinter 99:
1.21 dwinter 100: try:
101: dom=xml.dom.minidom.parse(meta_url)
102:
103: except:
1.22 dwinter 104: try:
105: fh=urllib.urlopen(meta_url)
106: dom=xml.dom.minidom.parse(fh)
107: except:
108: return None
1.21 dwinter 109: if not dom: return None
110:
111: parent=dom.getElementsByTagName(parent)
1.23 dwinter 112: if not parent: return None
1.21 dwinter 113:
114: field=parent[0].getElementsByTagName(field)
115:
116: if not field: return None
117:
118: return getText(field[0].childNodes)
119:
120:
121:
1.15 dwinter 122: def urlopen(url):
123: """urlopen mit timeout"""
1.20 dwinter 124: socket.setdefaulttimeout(2)
125: ret=urllib.urlopen(url)
1.18 dwinter 126: socket.setdefaulttimeout(5)
1.20 dwinter 127: return ret
1.17 dwinter 128: # urlopener = urllib.URLopener()
129: #
130: # try:
131: # con = urlopener.open(url)
132: # return con
133: # except timeoutsocket.Timeout:
134: # return None
1.15 dwinter 135:
136:
1.25 ! dwinter 137:
1.11 dwinter 138:
1.6 dwinter 139:
1.14 dwinter 140: def checkOnlyOneInGroup(object):
1.6 dwinter 141: """check if object is a group and if it containt only one element it return this element"""
142: displayedObjects=object.ZopeFind(object,obj_metatypes=displayTypes)
143: if len(displayedObjects)==1: # nur ein Object dann redirect auf dieses Object
1.8 dwinter 144:
1.6 dwinter 145: return displayedObjects[0][1]
146: else:
147: return object
148:
149: def getSubCols(self,sortfield="weight",subColTypes= displayTypes):
1.1 dwinter 150:
1.3 dwinter 151:
1.1 dwinter 152: ids=[]
1.6 dwinter 153: displayedObjects=self.ZopeFind(self,obj_metatypes=subColTypes)
154:
155:
156: for entry in displayedObjects:
1.25 ! dwinter 157:
1.3 dwinter 158: object=entry[1]
1.25 ! dwinter 159: ids.append(object)
! 160:
1.1 dwinter 161: try:
162: sortfield=self.sortfield
163: except:
164: """nothing"""
165:
166: tmplist=[]
167: for x in ids:
168: if hasattr(x,sortfield):
169: try:
1.7 dwinter 170:
1.1 dwinter 171: x=int(x)
172: except:
173: """nothing"""
174: tmp=getattr(x,sortfield)
175: else:
176: tmp=10000000
177: tmplist.append((tmp,x))
178: tmplist.sort()
1.25 ! dwinter 179:
1.1 dwinter 180: return [x for (key,x) in tmplist]
1.25 ! dwinter 181:
! 182: def ECHO_rerenderLinksMD(self,obj=None,types=['title','label']):
! 183: """Rerender all Links"""
! 184: ret=""
! 185:
! 186: if not obj:
! 187: obj = self
! 188:
! 189: entries=obj.ZopeFind(obj,obj_metatypes=['ECHO_resource'],search_sub=1)
! 190:
! 191: for entry in entries:
! 192: if entry[1].meta_type == 'ECHO_resource':
! 193: try:
! 194: entry[1].ECHO_getResourceMD(template="no")
! 195: if "title" in types:
! 196: entry[1].generate_title()
! 197: if "label" in types:
! 198: entry[1].generate_label()
! 199: ret+="OK:"+entry[0]+"-- "+entry[1].getTitle().decode('utf-8')+"-- "+entry[1].getTitle().decode('utf-8')+"<br>"
! 200: except:
! 201: ret+="Error:"+entry[0]+"<br>"
! 202:
! 203:
! 204:
! 205:
! 206: return "<html><body>"+ret+"Rerenderd all links to resources in: "+self.title+"</html></body>"
! 207:
! 208: def reloadMetaDataFromStorage(self,RESPONSE=None):
! 209: """copy metadata from the storage to ECHO"""
! 210: ret=""
! 211: resources=self.ZopeFind(self,obj_metatypes=['ECHO_resource'],search_sub=1)
! 212:
! 213: for resource in resources:
! 214: x=str(resource[1].copyIndex_meta2echo_resource())+"<br>"
! 215: ret+=x
! 216: #print x
! 217:
! 218:
! 219: if RESPONSE is not None:
! 220: #RESPONSE.redirect('./manage_main')
! 221: return "<html><body>"+ret+"</html></body>"
! 222:
! 223: return ret
! 224:
! 225: def getRDFDescription(self,linkURL,urn=None,nameDef=None,typeName=None):
! 226: """rdf"""
! 227:
! 228: ret=""
! 229: about="""<RDF:Description RDF:about="%s">"""
! 230: name="""<ECHONAVIGATION:name>%s</ECHONAVIGATION:name>"""
! 231: link="""<ECHONAVIGATION:link xlink:href="%s">%s</ECHONAVIGATION:link>"""
! 232: clickable="""<ECHONAVIGATION:linkClickable>%s</ECHONAVIGATION:linkClickable>"""
! 233: #link="""<ECHONAVIGATION:link RDF:about="%s"/>"""
! 234: type="""<ECHONAVIGATION:type>%s</ECHONAVIGATION:type>"""
! 235: #xlink="""<ECHONAVIGATION:xlink xlink:href="%s"/>"""
! 236: if not urn:
! 237: #urn="urn:"+re.sub('/',':',self.absolute_url())
! 238: urn=self.absolute_url()
! 239: about2=about%urn
! 240: if not nameDef:
! 241: if hasattr(self,'label') and not (self.label==""):
! 242: name2=name%self.label
! 243: elif not self.title=="":
! 244: name2=name%self.title
! 245: else:
! 246: name2=name%self.getId()
! 247:
! 248: name2=re.sub('&','&',name2)
! 249: else:
! 250: name2=name%nameDef
! 251:
! 252: linkURL=re.sub('http:','',linkURL)
! 253: linkURL2=re.sub('&','&',linkURL)
! 254: link2=link%(("http:"+linkURL2),("http:"+urllib.quote(linkURL)))
! 255: clickable2=clickable%"true"
! 256:
! 257: if not typeName:
! 258: type2=type%self.meta_type
! 259: else:
! 260: type2=type%typeName
! 261:
! 262: #ret=about2+"\n"+name2+"\n"+link2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
! 263: ret=about2+"\n"+name2+"\n"+type2+"\n"+clickable2+"\n</RDF:Description>"
! 264: return ret
! 265:
! 266: def getCopyrightsFromForm(self,argv):
! 267: medias={}
! 268: partners={}
! 269: copyrights={}
! 270:
! 271: copyrightsFinal=[]
! 272: for arg in argv.keys():
! 273:
! 274: if arg[0:5]=='media':
! 275: nm=int(arg[5:])
! 276: medias[nm]=argv[arg]
! 277: elif arg[0:5]=='partn':
! 278: nm=int(arg[5:])
! 279: partners[nm]=argv[arg]
! 280: elif arg[0:5]=='copyr':
! 281: nm=int(arg[5:])
! 282: copyrights[nm]=argv[arg]
! 283:
! 284:
! 285:
! 286: copyrightsList=[(medias[nm],partners[nm],copyrights[nm]) for nm in medias.keys()]
! 287: for copyright in copyrightsList:
! 288:
! 289: if copyright[2]=='institution0000':
! 290: copyrightsFinal.append((copyright[0],copyright[1],self.getPartnerCopyright(copyright[1],'')))
! 291: else:
! 292: if not copyright[0]=='':
! 293: copyrightsFinal.append(copyright)
! 294:
! 295:
! 296: return copyrightsFinal
! 297:
! 298: #List of different types for the graphical linking viewer
! 299: viewClassificationListMaster=['view point','area']
! 300:
! 301:
! 302: def checkDiffs(self,metadict):
! 303: """check differences"""
! 304:
! 305:
! 306:
! 307:
! 308: def NoneToEmpty(obj):
! 309: if obj:
! 310: return obj
! 311: else:
! 312: return ""
! 313:
! 314:
! 315:
! 316: diffs={}
! 317:
! 318: tags=self.findTagsFromMapping(self.contentType)
! 319: self.referencetypes=tags[2]
! 320: self.fields=tags[3]
! 321:
! 322:
! 323: for field in tags[1]:
! 324: try:
! 325: if (NoneToEmpty(self.getFieldValue(self.getFieldTag(tags,field)))==metadict[self.getFieldTag(tags,field)]):
! 326: diffs[self.getFieldTag(tags,field)]=1
! 327: else:
! 328:
! 329: diffs[self.getFieldTag(tags,field)]=0
! 330: except:
! 331: diffs[self.getFieldTag(tags,field)]=0
! 332:
! 333: return diffs
! 334:
! 335:
! 336:
! 337:
! 338: def sendFile(self, filename, type):
! 339: """sends an object or a local file (in the product) as response"""
! 340: paths = filename.split('/')
! 341: object = self
! 342: # look for an object called filename
! 343: for path in paths:
! 344: if hasattr(object, path):
! 345: object = getattr(object, path)
! 346: else:
! 347: object = None
! 348: break
! 349: if object:
! 350: # if the object exists then send it
! 351: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
! 352: else:
! 353: # send a local file with the given content-type
! 354: fn = os.path.join(package_home(globals()), filename)
! 355: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
! 356: self.REQUEST.RESPONSE.write(file(fn).read())
! 357: return
! 358:
! 359: class BrowserCheck:
! 360: """check the browsers request to find out the browser type"""
! 361:
! 362: def __init__(self, zope):
! 363: """initialisiere"""
! 364: self.ua = zope.REQUEST.get_header("HTTP_USER_AGENT")
! 365: self.isN4 = (string.find(self.ua, 'Mozilla/4.') > -1) and (string.find(self.ua, 'MSIE') < 0)
! 366: self.isIE = string.find(self.ua, 'MSIE') > -1
! 367: self.nav = self.ua[string.find(self.ua, '('):]
! 368: ie = string.split(self.nav, "; ")[1]
! 369: if string.find(ie, "MSIE") > -1:
! 370: self.versIE = string.split(ie, " ")[1]
! 371: self.isMac = string.find(self.ua, 'Macintosh') > -1
! 372: self.isWin = string.find(self.ua, 'Windows') > -1
! 373: self.isIEWin = self.isIE and self.isWin
! 374: self.isIEMac = self.isIE and self.isMac
! 375:
! 376:
! 377:
! 378: def writeMetadata(url,metadict,project=None,startpage=None,xslt=None,thumbtemplate=None,topbar=None,digiLibTemplate=None,xmlfrag=None,digiliburlprefix=None):
! 379: """Einlesen der Metadaten und und erstellen des geaenderten XML file"""
! 380:
! 381: def updateTextToolNode(tag,value):
! 382: #print dom,tag,value
! 383: metanode=dom.getElementsByTagName('texttool')[0]
! 384: try:
! 385: nodeOld=metanode.getElementsByTagName(tag)
! 386: except:
! 387: nodeOld=None
! 388:
! 389: if nodeOld:
! 390: metanode.removeChild(nodeOld[0]).unlink()
! 391:
! 392: node=dom.createElement(tag)
! 393: nodetext=dom.createTextNode(value)
! 394: node.appendChild(nodetext)
! 395: metanode.appendChild(node)
! 396:
! 397: if xmlfrag:
! 398: geturl="""<?xml version="1.0" ?>
! 399: <resource type="MPIWG">
! 400: <meta>
! 401: <bib type="Book">
! 402: </bib>
! 403: </meta>
! 404: </resource>"""
! 405: dom=xml.dom.minidom.parseString(geturl)
! 406: else:
! 407: try:
! 408: geturl=""
! 409: for line in ECHO_helpers.urlopen(url).readlines():
! 410: geturl=geturl+line
! 411:
! 412:
! 413: except:
! 414: return (None,"Cannot open: "+url)
! 415:
! 416: try:
! 417: dom=xml.dom.minidom.parseString(geturl)
! 418: except:
! 419: return (None,"Cannot parse: "+url+"<br>"+geturl)
! 420:
! 421:
! 422:
! 423: metanodes=dom.getElementsByTagName('bib')
! 424:
! 425: if not metanodes:
! 426: metanodes=dom.getElementsByTagName('archimedes')
! 427:
! 428: metanode=metanodes[0]
! 429:
! 430: for metaData in metadict.keys():
! 431:
! 432: try:
! 433: nodeOld=metanode.getElementsByTagName(metaData)
! 434: except:
! 435: nodeOld=None
! 436:
! 437: if nodeOld:
! 438: metanode.removeChild(nodeOld[0]).unlink()
! 439: else:
! 440: # try also old writing rule - instead of _:
! 441: try:
! 442: nodeOld=metanode.getElementsByTagName(re.sub('_','-',metaData))
! 443: except:
! 444: nodeOld=None
! 445:
! 446: if nodeOld:
! 447: metanode.removeChild(nodeOld[0]).unlink()
! 448:
! 449: metanodeneu=dom.createElement(metaData)
! 450: metanodetext=dom.createTextNode(metadict[metaData])
! 451: #try:
! 452: #metanodetext=dom.createTextNode(unicode(metadict[metaData],"utf-8"))
! 453: #except:
! 454: #metanodetext=dom.createTextNode(metadict[metaData].encode('utf-8'))
! 455: metanodeneu.appendChild(metanodetext)
! 456: metanode.appendChild(metanodeneu)
! 457:
! 458:
! 459:
! 460:
! 461:
! 462: if project:
! 463: updateTextToolNode('project',project)
! 464:
! 465: if startpage:
! 466: updateTextToolNode('startpage',startpage)
! 467:
! 468: if topbar:
! 469: updateTextToolNode('toptemplate',topbar)
! 470:
! 471: if thumbtemplate:
! 472: updateTextToolNode('thumbtemplate',thumbtemplate)
! 473:
! 474: if xslt:
! 475: updateTextToolNode('xslt',xslt)
! 476:
! 477:
! 478: if digiliburlprefix:
! 479: updateTextToolNode('digiliburlprefix',digiliburlprefix)
! 480:
! 481: try:
! 482: return dom.toxml().encode('utf-8')
! 483: except:
! 484: return dom.toxml('utf-8')
! 485:
! 486:
! 487:
! 488: def readMetadata(url):
! 489: """Methode zum Auslesen der Metadateninformation zu einer Resource
! 490: Vorerst noch Typ bib"""
! 491:
! 492: metadict={}
! 493: try:
! 494: geturl=""
! 495: for line in ECHO_helpers.urlopen(url).readlines():
! 496: geturl=geturl+line
! 497:
! 498:
! 499: except:
! 500: return (None,"Cannot open: "+url)
! 501:
! 502: try:
! 503: dom=xml.dom.minidom.parseString(geturl)
! 504: except:
! 505: return (None,"Cannot parse: "+url+"<br>"+geturl)
! 506:
! 507: metanode=dom.getElementsByTagName('bib')
! 508: metadict['bib_type']='Book'
! 509: if len(metanode)==0:
! 510: metanode=dom.getElementsByTagName('archimedes')
! 511: metadict['bib_type']='Archimedes'
! 512:
! 513:
! 514: if not len(metanode)==0:
! 515: metacontent=metanode[0].childNodes
! 516:
! 517: try:
! 518: metadict['bib_type']=getText(dom.getElementsByTagName('bib')[0].attributes['type'].childNodes)
! 519: except:
! 520: """nothing"""
! 521:
! 522: for node in metacontent:
! 523: try:
! 524: #print urllib.unquote(getText(node.childNodes)),getText(node.childNodes)
! 525: metadict[re.sub('-','_',node.tagName.lower())]=urllib.unquote(getText(node.childNodes))
! 526: except:
! 527: """nothing"""
! 528:
! 529:
! 530: return metadict,""
! 531:
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