1:
2: from OFS.Folder import Folder
3: from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate
4: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
5: from AccessControl import ClassSecurityInfo
6: from AccessControl import getSecurityManager
7: from Globals import package_home
8: from Products.zogiLib import browserCheck
9:
10: from Ft.Xml import EMPTY_NAMESPACE, Parse
11: import Ft.Xml.Domlette
12: import os.path
13: import sys
14: import urllib
15: import urllib2
16: import logging
17: import math
18: import urlparse
19: import cStringIO
20: import re
21:
22:
23: def logger(txt,method,txt2):
24: """logging"""
25: logging.info(txt+ txt2)
26:
27:
28: def getInt(number, default=0):
29: """returns always an int (0 in case of problems)"""
30: try:
31: return int(number)
32: except:
33: return int(default)
34:
35: def getTextFromNode(nodename):
36: """get the cdata content of a node"""
37: if nodename is None:
38: return ""
39: nodelist=nodename.childNodes
40: rc = ""
41: for node in nodelist:
42: if node.nodeType == node.TEXT_NODE:
43: rc = rc + node.data
44: return rc
45:
46: def serializeNode(node, encoding='utf-8'):
47: """returns a string containing node as XML"""
48: buf = cStringIO.StringIO()
49: Ft.Xml.Domlette.Print(node, stream=buf, encoding=encoding)
50: s = buf.getvalue()
51: buf.close()
52: return s
53:
54: def getBrowserType(self):
55: """get browser type object"""
56: if self.REQUEST.SESSION.has_key('browserType'):
57: return self.REQUEST.SESSION['browserType']
58: else:
59: bt = browserCheck(self)
60: self.REQUEST.SESSION.set('browserType', bt)
61: logging.debug("documentViewer (BROWSER TYPE) bt %s"%bt)
62: return bt
63:
64:
65: def getParentDir(path):
66: """returns pathname shortened by one"""
67: return '/'.join(path.split('/')[0:-1])
68:
69:
70: def getHttpData(url, data=None, num_tries=3, timeout=10):
71: """returns result from url+data HTTP request"""
72: # we do GET (by appending data to url)
73: if isinstance(data, str) or isinstance(data, unicode):
74: # if data is string then append
75: url = "%s?%s"%(url,data)
76: elif isinstance(data, dict) or isinstance(data, list) or isinstance(data, tuple):
77: # urlencode
78: url = "%s?%s"%(url,urllib.urlencode(data))
79:
80: response = None
81: errmsg = None
82: for cnt in range(num_tries):
83: try:
84: logging.debug("getHttpData(#%s %ss) url=%s"%(cnt+1,timeout,url))
85: if sys.version_info < (2, 6):
86: # set timeout on socket -- ugly :-(
87: import socket
88: socket.setdefaulttimeout(float(timeout))
89: response = urllib2.urlopen(url)
90: else:
91: response = urllib2.urlopen(url,timeout=float(timeout))
92: # check result?
93: break
94: except urllib2.HTTPError, e:
95: logging.error("getHttpData: HTTP error(%s): %s"%(e.code,e))
96: errmsg = str(e)
97: # stop trying
98: break
99: except urllib2.URLError, e:
100: logging.error("getHttpData: URLLIB error(%s): %s"%(e.reason,e))
101: errmsg = str(e)
102: # stop trying
103: #break
104:
105: if response is not None:
106: data = response.read()
107: response.close()
108: return data
109:
110: raise IOError("ERROR fetching HTTP data from %s: %s"%(url,errmsg))
111: #return None
112:
113:
114:
115: ##
116: ## documentViewer class
117: ##
118: class documentViewer(Folder):
119: """document viewer"""
120: meta_type="Document viewer"
121:
122: security=ClassSecurityInfo()
123: manage_options=Folder.manage_options+(
124: {'label':'main config','action':'changeDocumentViewerForm'},
125: )
126:
127: # templates and forms
128: viewer_main = PageTemplateFile('zpt/viewer_main', globals())
129: toc_thumbs = PageTemplateFile('zpt/toc_thumbs', globals())
130: toc_text = PageTemplateFile('zpt/toc_text', globals())
131: toc_figures = PageTemplateFile('zpt/toc_figures', globals())
132: page_main_images = PageTemplateFile('zpt/page_main_images', globals())
133: page_main_text = PageTemplateFile('zpt/page_main_text', globals())
134: page_main_text_dict = PageTemplateFile('zpt/page_main_text_dict', globals())
135: page_main_gis =PageTemplateFile ('zpt/page_main_gis', globals())
136: page_main_xml = PageTemplateFile('zpt/page_main_xml', globals())
137: head_main = PageTemplateFile('zpt/head_main', globals())
138: docuviewer_css = PageTemplateFile('css/docuviewer.css', globals())
139: info_xml = PageTemplateFile('zpt/info_xml', globals())
140:
141:
142: thumbs_main_rss = PageTemplateFile('zpt/thumbs_main_rss', globals())
143: security.declareProtected('View management screens','changeDocumentViewerForm')
144: changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals())
145:
146:
147: def __init__(self,id,imageScalerUrl=None,textServerName=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=5,authgroups="mpiwg"):
148: """init document viewer"""
149: self.id=id
150: self.title=title
151: self.thumbcols = thumbcols
152: self.thumbrows = thumbrows
153: # authgroups is list of authorized groups (delimited by ,)
154: self.authgroups = [s.strip().lower() for s in authgroups.split(',')]
155: # create template folder so we can always use template.something
156:
157: templateFolder = Folder('template')
158: #self['template'] = templateFolder # Zope-2.12 style
159: self._setObject('template',templateFolder) # old style
160: try:
161: import MpdlXmlTextServer
162: textServer = MpdlXmlTextServer.MpdlXmlTextServer(id='fulltextclient',serverName=textServerName)
163: #templateFolder['fulltextclient'] = xmlRpcClient
164: templateFolder._setObject('fulltextclient',textServer)
165: except Exception, e:
166: logging.error("Unable to create MpdlXmlTextServer for fulltextclient: "+str(e))
167: try:
168: from Products.zogiLib.zogiLib import zogiLib
169: zogilib = zogiLib(id="zogilib", title="zogilib for docuviewer", dlServerURL=imageScalerUrl, layout="book")
170: #templateFolder['zogilib'] = zogilib
171: templateFolder._setObject('zogilib',zogilib)
172: except Exception, e:
173: logging.error("Unable to create zogiLib for zogilib: "+str(e))
174:
175:
176: # proxy text server methods to fulltextclient
177: def getTextPage(self, **args):
178: """get page"""
179: return self.template.fulltextclient.getTextPage(**args)
180:
181: def getQuery(self, **args):
182: """get query"""
183: return self.template.fulltextclient.getQuery(**args)
184:
185: def getSearch(self, **args):
186: """get search"""
187: return self.template.fulltextclient.getSearch(**args)
188:
189: def getNumPages(self, docinfo):
190: """get numpages"""
191: return self.template.fulltextclient.getNumPages(docinfo)
192:
193: def getNumTextPages(self, docinfo):
194: """get numpages text"""
195: return self.template.fulltextclient.getNumTextPages(docinfo)
196:
197: def getTranslate(self, **args):
198: """get translate"""
199: return self.template.fulltextclient.getTranslate(**args)
200:
201: def getLemma(self, **args):
202: """get lemma"""
203: return self.template.fulltextclient.getLemma(**args)
204:
205: def getToc(self, **args):
206: """get toc"""
207: return self.template.fulltextclient.getToc(**args)
208:
209: def getTocPage(self, **args):
210: """get tocpage"""
211: return self.template.fulltextclient.getTocPage(**args)
212:
213:
214: security.declareProtected('View','thumbs_rss')
215: def thumbs_rss(self,mode,url,viewMode="auto",start=None,pn=1):
216: '''
217: view it
218: @param mode: defines how to access the document behind url
219: @param url: url which contains display information
220: @param viewMode: if images display images, if text display text, default is images (text,images or auto)
221:
222: '''
223: logging.debug("HHHHHHHHHHHHHH:load the rss")
224: logger("documentViewer (index)", logging.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))
225:
226: if not hasattr(self, 'template'):
227: # create template folder if it doesn't exist
228: self.manage_addFolder('template')
229:
230: if not self.digilibBaseUrl:
231: self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary"
232:
233: docinfo = self.getDocinfo(mode=mode,url=url)
234: pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo)
235: pt = getattr(self.template, 'thumbs_main_rss')
236:
237: if viewMode=="auto": # automodus gewaehlt
238: if docinfo.has_key("textURL") or docinfo.has_key('textURLPath'): #texturl gesetzt und textViewer konfiguriert
239: viewMode="text"
240: else:
241: viewMode="images"
242:
243: return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode)
244:
245: security.declareProtected('View','index_html')
246: def index_html(self,url,mode="texttool",viewMode="auto",tocMode="thumbs",start=None,pn=1,mk=None, query=None, querySearch=None, characterNormalization=""):
247: '''
248: view it
249: @param mode: defines how to access the document behind url
250: @param url: url which contains display information
251: @param viewMode: if images display images, if text display text, default is auto (text,images or auto)
252: @param tocMode: type of 'table of contents' for navigation (thumbs, text, figures, none)
253: @param characterNormalization type of text display (reg, norm, none)
254: @param querySearch: type of different search modes (fulltext, fulltextMorph, xpath, xquery, ftIndex, ftIndexMorph, fulltextMorphLemma)
255: '''
256:
257: logging.debug("documentViewer (index) mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))
258:
259: if not hasattr(self, 'template'):
260: # this won't work
261: logging.error("template folder missing!")
262: return "ERROR: template folder missing!"
263:
264: if not getattr(self, 'digilibBaseUrl', None):
265: self.digilibBaseUrl = self.findDigilibUrl() or "http://digilib.mpiwg-berlin.mpg.de/digitallibrary"
266:
267: docinfo = self.getDocinfo(mode=mode,url=url)
268:
269: if tocMode != "thumbs":
270: # get table of contents
271: docinfo = self.getToc(mode=tocMode, docinfo=docinfo)
272:
273: if viewMode=="auto": # automodus gewaehlt
274: if docinfo.has_key('textURL') or docinfo.has_key('textURLPath'): #texturl gesetzt und textViewer konfiguriert
275: viewMode="text_dict"
276: else:
277: viewMode="images"
278:
279: pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo,viewMode=viewMode,tocMode=tocMode)
280:
281: pt = getattr(self.template, 'viewer_main')
282: return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode,mk=self.generateMarks(mk))
283:
284: def generateMarks(self,mk):
285: ret=""
286: if mk is None:
287: return ""
288: if not isinstance(mk, list):
289: mk=[mk]
290: for m in mk:
291: ret+="mk=%s"%m
292: return ret
293:
294:
295: def findDigilibUrl(self):
296: """try to get the digilib URL from zogilib"""
297: url = self.template.zogilib.getDLBaseUrl()
298: return url
299:
300: def getDocumentViewerURL(self):
301: """returns the URL of this instance"""
302: return self.absolute_url()
303:
304: def getStyle(self, idx, selected, style=""):
305: """returns a string with the given style and append 'sel' if path == selected."""
306: #logger("documentViewer (getstyle)", logging.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style))
307: if idx == selected:
308: return style + 'sel'
309: else:
310: return style
311:
312: def getLink(self,param=None,val=None):
313: """link to documentviewer with parameter param set to val"""
314: params=self.REQUEST.form.copy()
315: if param is not None:
316: if val is None:
317: if params.has_key(param):
318: del params[param]
319: else:
320: params[param] = str(val)
321:
322: if params.get("mode", None) == "filepath": #wenn beim erst Aufruf filepath gesetzt wurde aendere das nun zu imagepath
323: params["mode"] = "imagepath"
324: params["url"] = getParentDir(params["url"])
325:
326: # quote values and assemble into query string
327: #ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()])
328: ps = urllib.urlencode(params)
329: url=self.REQUEST['URL1']+"?"+ps
330: return url
331:
332: def getLinkAmp(self,param=None,val=None):
333: """link to documentviewer with parameter param set to val"""
334: params=self.REQUEST.form.copy()
335: if param is not None:
336: if val is None:
337: if params.has_key(param):
338: del params[param]
339: else:
340: params[param] = str(val)
341:
342: # quote values and assemble into query string
343: logging.debug("XYXXXXX: %s"%repr(params.items()))
344: ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()])
345: url=self.REQUEST['URL1']+"?"+ps
346: return url
347:
348: def getInfo_xml(self,url,mode):
349: """returns info about the document as XML"""
350:
351: if not self.digilibBaseUrl:
352: self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary"
353:
354: docinfo = self.getDocinfo(mode=mode,url=url)
355: pt = getattr(self.template, 'info_xml')
356: return pt(docinfo=docinfo)
357:
358:
359: def isAccessible(self, docinfo):
360: """returns if access to the resource is granted"""
361: access = docinfo.get('accessType', None)
362: logging.debug("documentViewer (accessOK) access type %s"%access)
363: if access is not None and access == 'free':
364: logging.debug("documentViewer (accessOK) access is free")
365: return True
366: elif access is None or access in self.authgroups:
367: # only local access -- only logged in users
368: user = getSecurityManager().getUser()
369: logging.debug("documentViewer (accessOK) user=%s ip=%s"%(user,self.REQUEST.getClientAddr()))
370: if user is not None:
371: #print "user: ", user
372: return (user.getUserName() != "Anonymous User")
373: else:
374: return False
375:
376: logging.error("documentViewer (accessOK) unknown access type %s"%access)
377: return False
378:
379:
380: def getDirinfoFromDigilib(self,path,docinfo=None,cut=0):
381: """gibt param von dlInfo aus"""
382: if docinfo is None:
383: docinfo = {}
384:
385: for x in range(cut):
386:
387: path=getParentDir(path)
388:
389: infoUrl=self.digilibBaseUrl+"/dirInfo-xml.jsp?mo=dir&fn="+path
390:
391: logging.debug("documentViewer (getparamfromdigilib) dirInfo from %s"%(infoUrl))
392:
393: txt = getHttpData(infoUrl)
394: if txt is None:
395: raise IOError("Unable to get dir-info from %s"%(infoUrl))
396:
397: dom = Parse(txt)
398: sizes=dom.xpath("//dir/size")
399: logging.debug("documentViewer (getparamfromdigilib) dirInfo:size"%sizes)
400:
401: if sizes:
402: docinfo['numPages'] = int(getTextFromNode(sizes[0]))
403: else:
404: docinfo['numPages'] = 0
405:
406: # TODO: produce and keep list of image names and numbers
407:
408: return docinfo
409:
410: def getIndexMetaPath(self,url):
411: """gib nur den Pfad zurueck"""
412: regexp = re.compile(r".*(experimental|permanent)/(.*)")
413: regpath = regexp.match(url)
414: if (regpath==None):
415: return ""
416: logging.debug("(getDomFromIndexMeta): URLXAXA: %s"%regpath.group(2))
417: return ("/mpiwg/online/"+regpath.group(1)+"/"+regpath.group(2))
418:
419:
420:
421: def getIndexMetaUrl(self,url):
422: """returns utr of index.meta document at url"""
423:
424: metaUrl = None
425: if url.startswith("http://"):
426: # real URL
427: metaUrl = url
428: else:
429: # online path
430: server=self.digilibBaseUrl+"/servlet/Texter?fn="
431: metaUrl=server+url.replace("/mpiwg/online","")
432: if not metaUrl.endswith("index.meta"):
433: metaUrl += "/index.meta"
434:
435: return metaUrl
436:
437: def getDomFromIndexMeta(self, url):
438: """get dom from index meta"""
439: dom = None
440: metaUrl = self.getIndexMetaUrl(url)
441:
442: logging.debug("(getDomFromIndexMeta): METAURL: %s"%metaUrl)
443: txt=getHttpData(metaUrl)
444: if txt is None:
445: raise IOError("Unable to read index meta from %s"%(url))
446:
447: dom = Parse(txt)
448: return dom
449:
450: def getPresentationInfoXML(self, url):
451: """returns dom of info.xml document at url"""
452: dom = None
453: metaUrl = None
454: if url.startswith("http://"):
455: # real URL
456: metaUrl = url
457: else:
458: # online path
459: server=self.digilibBaseUrl+"/servlet/Texter?fn="
460: metaUrl=server+url.replace("/mpiwg/online","")
461:
462: txt=getHttpData(metaUrl)
463: if txt is None:
464: raise IOError("Unable to read infoXMLfrom %s"%(url))
465:
466: dom = Parse(txt)
467: return dom
468:
469:
470: def getAuthinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0):
471: """gets authorization info from the index.meta file at path or given by dom"""
472: logging.debug("documentViewer (getauthinfofromindexmeta) path: %s"%(path))
473:
474: access = None
475:
476: if docinfo is None:
477: docinfo = {}
478:
479: if dom is None:
480: for x in range(cut):
481: path=getParentDir(path)
482: dom = self.getDomFromIndexMeta(path)
483:
484: acctype = dom.xpath("//access-conditions/access/@type")
485: if acctype and (len(acctype)>0):
486: access=acctype[0].value
487: if access in ['group', 'institution']:
488: access = getTextFromNode(dom.xpath("//access-conditions/access/name")[0]).lower()
489:
490: docinfo['accessType'] = access
491: return docinfo
492:
493:
494: def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0):
495: """gets bibliographical info from the index.meta file at path or given by dom"""
496: logging.debug("documentViewer (getbibinfofromindexmeta) path: %s"%(path))
497:
498: if docinfo is None:
499: docinfo = {}
500:
501: if dom is None:
502: for x in range(cut):
503: path=getParentDir(path)
504: dom = self.getDomFromIndexMeta(path)
505:
506: docinfo['indexMetaPath']=self.getIndexMetaPath(path);
507:
508: logging.debug("documentViewer (getbibinfofromindexmeta cutted) path: %s"%(path))
509: # put in all raw bib fields as dict "bib"
510: bib = dom.xpath("//bib/*")
511: if bib and len(bib)>0:
512: bibinfo = {}
513: for e in bib:
514: bibinfo[e.localName] = getTextFromNode(e)
515: docinfo['bib'] = bibinfo
516:
517: # extract some fields (author, title, year) according to their mapping
518: metaData=self.metadata.main.meta.bib
519: bibtype=dom.xpath("//bib/@type")
520: if bibtype and (len(bibtype)>0):
521: bibtype=bibtype[0].value
522: else:
523: bibtype="generic"
524:
525: bibtype=bibtype.replace("-"," ") # wrong typesiin index meta "-" instead of " " (not wrong! ROC)
526: docinfo['bib_type'] = bibtype
527: bibmap=metaData.generateMappingForType(bibtype)
528: logging.debug("documentViewer (getbibinfofromindexmeta) bibmap:"+repr(bibmap))
529: logging.debug("documentViewer (getbibinfofromindexmeta) bibtype:"+repr(bibtype))
530: # if there is no mapping bibmap is empty (mapping sometimes has empty fields)
531: if len(bibmap) > 0 and len(bibmap['author'][0]) > 0:
532: try:
533: docinfo['author']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['author'][0])[0])
534: except: pass
535: try:
536: docinfo['title']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['title'][0])[0])
537: except: pass
538: try:
539: docinfo['year']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['year'][0])[0])
540: except: pass
541: logging.debug("documentViewer (getbibinfofromindexmeta) using mapping for %s"%bibtype)
542: try:
543: docinfo['lang']=getTextFromNode(dom.xpath("//bib/lang")[0])
544: except:
545: docinfo['lang']=''
546:
547: return docinfo
548:
549:
550: def getNameFromIndexMeta(self,path,docinfo=None,dom=None,cut=0):
551: """gets name info from the index.meta file at path or given by dom"""
552: if docinfo is None:
553: docinfo = {}
554:
555: if dom is None:
556: for x in range(cut):
557: path=getParentDir(path)
558: dom = self.getDomFromIndexMeta(path)
559:
560: #docinfo['indexMetaPath']=self.getIndexMetaPath(path);
561:
562: #result= dom.xpath("//result/resultPage")
563: #docinfo['numPages']=int(getTextFromNode(result[0]))
564:
565: #result =dom.xpath("//name")
566: docinfo['name']=getTextFromNode(dom.xpath("/resource/name")[0])
567: logging.debug("documentViewer docinfo[name] %s"%docinfo['name'])
568:
569: #logging.debug("documentViewer (getbibinfofromindexmeta) using mapping for %s"%bibtype)
570: return docinfo
571:
572: def getDocinfoFromTextTool(self, url, dom=None, docinfo=None):
573: """parse texttool tag in index meta"""
574: logging.debug("documentViewer (getdocinfofromtexttool) url: %s" % (url))
575: if docinfo is None:
576: docinfo = {}
577: if docinfo.get('lang', None) is None:
578: docinfo['lang'] = '' # default keine Sprache gesetzt
579: if dom is None:
580: dom = self.getDomFromIndexMeta(url)
581:
582: archivePath = None
583: archiveName = None
584:
585: archiveNames = dom.xpath("//resource/name")
586: if archiveNames and (len(archiveNames) > 0):
587: archiveName = getTextFromNode(archiveNames[0])
588: else:
589: logging.warning("documentViewer (getdocinfofromtexttool) resource/name missing in: %s" % (url))
590:
591: archivePaths = dom.xpath("//resource/archive-path")
592: if archivePaths and (len(archivePaths) > 0):
593: archivePath = getTextFromNode(archivePaths[0])
594: # clean up archive path
595: if archivePath[0] != '/':
596: archivePath = '/' + archivePath
597: if archiveName and (not archivePath.endswith(archiveName)):
598: archivePath += "/" + archiveName
599: else:
600: # try to get archive-path from url
601: logging.warning("documentViewer (getdocinfofromtexttool) resource/archive-path missing in: %s" % (url))
602: if (not url.startswith('http')):
603: archivePath = url.replace('index.meta', '')
604:
605: if archivePath is None:
606: # we balk without archive-path
607: raise IOError("Missing archive-path (for text-tool) in %s" % (url))
608:
609: imageDirs = dom.xpath("//texttool/image")
610: if imageDirs and (len(imageDirs) > 0):
611: imageDir = getTextFromNode(imageDirs[0])
612:
613: else:
614: # we balk with no image tag / not necessary anymore because textmode is now standard
615: #raise IOError("No text-tool info in %s"%(url))
616: imageDir = ""
617: #xquery="//pb"
618: docinfo['imagePath'] = "" # keine Bilder
619: docinfo['imageURL'] = ""
620:
621: if imageDir and archivePath:
622: #print "image: ", imageDir, " archivepath: ", archivePath
623: imageDir = os.path.join(archivePath, imageDir)
624: imageDir = imageDir.replace("/mpiwg/online", '')
625: docinfo = self.getDirinfoFromDigilib(imageDir, docinfo=docinfo)
626: docinfo['imagePath'] = imageDir
627:
628: docinfo['imageURL'] = self.digilibBaseUrl + "/servlet/Scaler?fn=" + imageDir
629:
630: viewerUrls = dom.xpath("//texttool/digiliburlprefix")
631: if viewerUrls and (len(viewerUrls) > 0):
632: viewerUrl = getTextFromNode(viewerUrls[0])
633: docinfo['viewerURL'] = viewerUrl
634:
635: # old style text URL
636: textUrls = dom.xpath("//texttool/text")
637: if textUrls and (len(textUrls) > 0):
638: textUrl = getTextFromNode(textUrls[0])
639: if urlparse.urlparse(textUrl)[0] == "": #keine url
640: textUrl = os.path.join(archivePath, textUrl)
641: # fix URLs starting with /mpiwg/online
642: if textUrl.startswith("/mpiwg/online"):
643: textUrl = textUrl.replace("/mpiwg/online", '', 1)
644:
645: docinfo['textURL'] = textUrl
646:
647: # new style text-url-path
648: textUrls = dom.xpath("//texttool/text-url-path")
649: if textUrls and (len(textUrls) > 0):
650: textUrl = getTextFromNode(textUrls[0])
651: docinfo['textURLPath'] = textUrl
652: if not docinfo['imagePath']:
653: # text-only, no page images
654: docinfo = self.getNumTextPages(docinfo)
655:
656: presentationUrls = dom.xpath("//texttool/presentation")
657: docinfo = self.getBibinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get info von bib tag
658: docinfo = self.getNameFromIndexMeta(url, docinfo=docinfo, dom=dom)
659:
660: if presentationUrls and (len(presentationUrls) > 0): # ueberschreibe diese durch presentation informationen
661: # presentation url ergiebt sich ersetzen von index.meta in der url der fuer die Metadaten
662: # durch den relativen Pfad auf die presentation infos
663: presentationPath = getTextFromNode(presentationUrls[0])
664: if url.endswith("index.meta"):
665: presentationUrl = url.replace('index.meta', presentationPath)
666: else:
667: presentationUrl = url + "/" + presentationPath
668:
669: docinfo = self.getBibinfoFromTextToolPresentation(presentationUrl, docinfo=docinfo, dom=dom)
670:
671: docinfo = self.getAuthinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get access info
672:
673: return docinfo
674:
675:
676: def getBibinfoFromTextToolPresentation(self,url,docinfo=None,dom=None):
677: """gets the bibliographical information from the preseantion entry in texttools
678: """
679: dom=self.getPresentationInfoXML(url)
680: try:
681: docinfo['author']=getTextFromNode(dom.xpath("//author")[0])
682: except:
683: pass
684: try:
685: docinfo['title']=getTextFromNode(dom.xpath("//title")[0])
686: except:
687: pass
688: try:
689: docinfo['year']=getTextFromNode(dom.xpath("//date")[0])
690: except:
691: pass
692: return docinfo
693:
694: def getDocinfoFromImagePath(self,path,docinfo=None,cut=0):
695: """path ist the path to the images it assumes that the index.meta file is one level higher."""
696: logging.debug("documentViewer (getdocinfofromimagepath) path: %s"%(path))
697: if docinfo is None:
698: docinfo = {}
699: path=path.replace("/mpiwg/online","")
700: docinfo['imagePath'] = path
701: docinfo=self.getDirinfoFromDigilib(path,docinfo=docinfo,cut=cut)
702:
703: pathorig=path
704: for x in range(cut):
705: path=getParentDir(path)
706: logging.debug("documentViewer (getdocinfofromimagepath) PATH:"+path)
707: imageUrl=self.digilibBaseUrl+"/servlet/Scaler?fn="+path
708: docinfo['imageURL'] = imageUrl
709:
710: #path ist the path to the images it assumes that the index.meta file is one level higher.
711: docinfo = self.getBibinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1)
712: docinfo = self.getAuthinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1)
713: return docinfo
714:
715:
716: def getDocinfo(self, mode, url):
717: """returns docinfo depending on mode"""
718: logging.debug("documentViewer (getdocinfo) mode: %s, url: %s"%(mode,url))
719: # look for cached docinfo in session
720: if self.REQUEST.SESSION.has_key('docinfo'):
721: docinfo = self.REQUEST.SESSION['docinfo']
722: # check if its still current
723: if docinfo is not None and docinfo.get('mode') == mode and docinfo.get('url') == url:
724: logging.debug("documentViewer (getdocinfo) docinfo in session: %s"%docinfo)
725: return docinfo
726: # new docinfo
727: docinfo = {'mode': mode, 'url': url}
728: if mode=="texttool": #index.meta with texttool information
729: docinfo = self.getDocinfoFromTextTool(url, docinfo=docinfo)
730: elif mode=="imagepath":
731: docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo)
732: elif mode=="filepath":
733: docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo,cut=1)
734: else:
735: logging.error("documentViewer (getdocinfo) unknown mode: %s!"%mode)
736: raise ValueError("Unknown mode %s! Has to be one of 'texttool','imagepath','filepath'."%(mode))
737:
738: logging.debug("documentViewer (getdocinfo) docinfo: %s"%docinfo)
739: self.REQUEST.SESSION['docinfo'] = docinfo
740: return docinfo
741:
742: def getPageinfo(self, current, start=None, rows=None, cols=None, docinfo=None, viewMode=None, tocMode=None,characterNormalization=""):
743: """returns pageinfo with the given parameters"""
744: pageinfo = {}
745: current = getInt(current)
746: pageinfo['current'] = current
747: rows = int(rows or self.thumbrows)
748: pageinfo['rows'] = rows
749: cols = int(cols or self.thumbcols)
750: pageinfo['cols'] = cols
751: grpsize = cols * rows
752: pageinfo['groupsize'] = grpsize
753: start = getInt(start, default=(math.ceil(float(current)/float(grpsize))*grpsize-(grpsize-1)))
754: # int(current / grpsize) * grpsize +1))
755: pageinfo['start'] = start
756: pageinfo['end'] = start + grpsize
757: if (docinfo is not None) and ('numPages' in docinfo):
758: np = int(docinfo['numPages'])
759: pageinfo['end'] = min(pageinfo['end'], np)
760: pageinfo['numgroups'] = int(np / grpsize)
761: if np % grpsize > 0:
762: pageinfo['numgroups'] += 1
763: pageinfo['viewMode'] = viewMode
764: pageinfo['tocMode'] = tocMode
765: #pageinfo['characterNormalization'] =characterNormalization
766: pageinfo['characterNormalization'] = self.REQUEST.get('characterNormalization',' ')
767: pageinfo['query'] = self.REQUEST.get('query',' ')
768: pageinfo['queryType'] = self.REQUEST.get('queryType',' ')
769: pageinfo['querySearch'] =self.REQUEST.get('querySearch', 'fulltext')
770: pageinfo['textPN'] = self.REQUEST.get('textPN','1')
771: pageinfo['highlightQuery'] = self.REQUEST.get('highlightQuery','')
772: pageinfo['tocPageSize'] = self.REQUEST.get('tocPageSize', '30')
773: pageinfo['queryPageSize'] =self.REQUEST.get('queryPageSize', '10')
774: pageinfo['tocPN'] = self.REQUEST.get('tocPN', '1')
775: toc = int (pageinfo['tocPN'])
776: pageinfo['textPages'] =int (toc)
777:
778: if 'tocSize_%s'%tocMode in docinfo:
779: tocSize = int(docinfo['tocSize_%s'%tocMode])
780: tocPageSize = int(pageinfo['tocPageSize'])
781: # cached toc
782: if tocSize%tocPageSize>0:
783: tocPages=tocSize/tocPageSize+1
784: else:
785: tocPages=tocSize/tocPageSize
786: pageinfo['tocPN'] = min (tocPages,toc)
787: pageinfo['searchPN'] =self.REQUEST.get('searchPN','1')
788: pageinfo['sn'] =self.REQUEST.get('sn','')
789: return pageinfo
790:
791: def changeDocumentViewer(self,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=5,authgroups='mpiwg',RESPONSE=None):
792: """init document viewer"""
793: self.title=title
794: self.digilibBaseUrl = digilibBaseUrl
795: self.thumbrows = thumbrows
796: self.thumbcols = thumbcols
797: self.authgroups = [s.strip().lower() for s in authgroups.split(',')]
798: if RESPONSE is not None:
799: RESPONSE.redirect('manage_main')
800:
801: def manage_AddDocumentViewerForm(self):
802: """add the viewer form"""
803: pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self)
804: return pt()
805:
806: def manage_AddDocumentViewer(self,id,imageScalerUrl="",textServerName="",title="",RESPONSE=None):
807: """add the viewer"""
808: newObj=documentViewer(id,imageScalerUrl=imageScalerUrl,title=title,textServerName=textServerName)
809: self._setObject(id,newObj)
810:
811: if RESPONSE is not None:
812: RESPONSE.redirect('manage_main')
813:
814: ## DocumentViewerTemplate class
815: class DocumentViewerTemplate(ZopePageTemplate):
816: """Template for document viewer"""
817: meta_type="DocumentViewer Template"
818:
819:
820: def manage_addDocumentViewerTemplateForm(self):
821: """Form for adding"""
822: pt=PageTemplateFile('zpt/addDocumentViewerTemplate', globals()).__of__(self)
823: return pt()
824:
825: def manage_addDocumentViewerTemplate(self, id='viewer_main', title=None, text=None,
826: REQUEST=None, submit=None):
827: "Add a Page Template with optional file content."
828:
829: self._setObject(id, DocumentViewerTemplate(id))
830: ob = getattr(self, id)
831: txt=file(os.path.join(package_home(globals()),'zpt/viewer_main.zpt'),'r').read()
832: logging.info("txt %s:"%txt)
833: ob.pt_edit(txt,"text/html")
834: if title:
835: ob.pt_setTitle(title)
836: try:
837: u = self.DestinationURL()
838: except AttributeError:
839: u = REQUEST['URL1']
840:
841: u = "%s/%s" % (u, urllib.quote(id))
842: REQUEST.RESPONSE.redirect(u+'/manage_main')
843: return ''
844:
845:
846:
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