1:
2: from OFS.Folder import Folder
3: from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate
4: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
5: from Products.PythonScripts.standard import url_quote
6: from AccessControl import ClassSecurityInfo
7: from AccessControl import getSecurityManager
8: from Globals import package_home
9:
10: from Ft.Xml.Domlette import NonvalidatingReader
11: from Ft.Xml.Domlette import PrettyPrint, Print
12: from Ft.Xml import EMPTY_NAMESPACE, Parse
13:
14: from xml.dom.minidom import parse, parseString
15:
16:
17:
18: import Ft.Xml.XPath
19: import cStringIO
20: import xmlrpclib
21: import os.path
22: import sys
23: import cgi
24: import urllib
25: import logging
26: import math
27:
28: import urlparse
29: from types import *
30:
31: def logger(txt,method,txt2):
32: """logging"""
33: logging.info(txt+ txt2)
34:
35:
36: def getInt(number, default=0):
37: """returns always an int (0 in case of problems)"""
38: try:
39: return int(number)
40: except:
41: return int(default)
42:
43: def getTextFromNode(nodename):
44: """get the cdata content of a node"""
45: if nodename is None:
46: return ""
47: nodelist=nodename.childNodes
48: rc = ""
49: for node in nodelist:
50: if node.nodeType == node.TEXT_NODE:
51: rc = rc + node.data
52: return rc
53:
54: def serializeNode(node, encoding='utf-8'):
55: """returns a string containing node as XML"""
56: buf = cStringIO.StringIO()
57: Print(node, stream=buf, encoding=encoding)
58: s = buf.getvalue()
59: buf.close()
60: return s
61:
62:
63: def getParentDir(path):
64: """returns pathname shortened by one"""
65: return '/'.join(path.split('/')[0:-1])
66:
67:
68: import socket
69:
70: def urlopen(url,timeout=2):
71: """urlopen mit timeout"""
72: socket.setdefaulttimeout(timeout)
73: ret=urllib.urlopen(url)
74: socket.setdefaulttimeout(5)
75: return ret
76:
77:
78: ##
79: ## documentViewer class
80: ##
81: class documentViewer(Folder):
82: """document viewer"""
83: #textViewerUrl="http://127.0.0.1:8080/HFQP/testXSLT/getPage?"
84:
85: meta_type="Document viewer"
86:
87: security=ClassSecurityInfo()
88: manage_options=Folder.manage_options+(
89: {'label':'main config','action':'changeDocumentViewerForm'},
90: )
91:
92: # templates and forms
93: viewer_main = PageTemplateFile('zpt/viewer_main', globals())
94: toc_thumbs = PageTemplateFile('zpt/toc_thumbs', globals())
95: toc_text = PageTemplateFile('zpt/toc_text', globals())
96: toc_figures = PageTemplateFile('zpt/toc_figures', globals())
97: page_main_images = PageTemplateFile('zpt/page_main_images', globals())
98: page_main_text = PageTemplateFile('zpt/page_main_text', globals())
99: page_main_text_dict = PageTemplateFile('zpt/page_main_text_dict', globals())
100: page_main_xml = PageTemplateFile('zpt/page_main_xml', globals())
101: head_main = PageTemplateFile('zpt/head_main', globals())
102: docuviewer_css = PageTemplateFile('css/docuviewer.css', globals())
103: info_xml = PageTemplateFile('zpt/info_xml', globals())
104:
105: thumbs_main_rss = PageTemplateFile('zpt/thumbs_main_rss', globals())
106: security.declareProtected('View management screens','changeDocumentViewerForm')
107: changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals())
108:
109:
110: def __init__(self,id,imageScalerUrl=None,textServerName=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=5,authgroups="mpiwg"):
111: """init document viewer"""
112: self.id=id
113: self.title=title
114: self.thumbcols = thumbcols
115: self.thumbrows = thumbrows
116: # authgroups is list of authorized groups (delimited by ,)
117: self.authgroups = [s.strip().lower() for s in authgroups.split(',')]
118: # create template folder so we can always use template.something
119:
120: templateFolder = Folder('template')
121: #self['template'] = templateFolder # Zope-2.12 style
122: self._setObject('template',templateFolder) # old style
123: try:
124: from Products.XMLRpcTools.XMLRpcTools import XMLRpcServerProxy
125: xmlRpcClient = XMLRpcServerProxy(id='fulltextclient', serverUrl=textServerName, use_xmlrpc=False)
126: #templateFolder['fulltextclient'] = xmlRpcClient
127: templateFolder._setObject('fulltextclient',xmlRpcClient)
128: except Exception, e:
129: logging.error("Unable to create XMLRpcTools for fulltextclient: "+str(e))
130: try:
131: from Products.zogiLib.zogiLib import zogiLib
132: zogilib = zogiLib(id="zogilib", title="zogilib for docuviewer", dlServerURL=imageScalerUrl, layout="book")
133: #templateFolder['zogilib'] = zogilib
134: templateFolder._setObject('zogilib',zogilib)
135: except Exception, e:
136: logging.error("Unable to create zogiLib for zogilib: "+str(e))
137:
138:
139: security.declareProtected('View','thumbs_rss')
140: def thumbs_rss(self,mode,url,viewMode="auto",start=None,pn=1):
141: '''
142: view it
143: @param mode: defines how to access the document behind url
144: @param url: url which contains display information
145: @param viewMode: if images display images, if text display text, default is images (text,images or auto)
146:
147: '''
148: logging.debug("HHHHHHHHHHHHHH:load the rss")
149: logger("documentViewer (index)", logging.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))
150:
151: if not hasattr(self, 'template'):
152: # create template folder if it doesn't exist
153: self.manage_addFolder('template')
154:
155: if not self.digilibBaseUrl:
156: self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary"
157:
158: docinfo = self.getDocinfo(mode=mode,url=url)
159: pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo)
160: pt = getattr(self.template, 'thumbs_main_rss')
161:
162: if viewMode=="auto": # automodus gewaehlt
163: if docinfo.get("textURL",'') and self.textViewerUrl: #texturl gesetzt und textViewer konfiguriert
164: viewMode="text"
165: else:
166: viewMode="images"
167:
168: return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode)
169:
170: security.declareProtected('View','index_html')
171: def index_html(self,url,mode="texttool",viewMode="auto",tocMode="thumbs",start=None,pn=1,mk=None, query=None, querySearch=None):
172: '''
173: view it
174: @param mode: defines how to access the document behind url
175: @param url: url which contains display information
176: @param viewMode: if images display images, if text display text, default is auto (text,images or auto)
177: @param tocMode: type of 'table of contents' for navigation (thumbs, text, figures, none)
178: @param querySearch: type of different search modes (fulltext, fulltextMorph, xpath, xquery, ftIndex, ftIndexMorph, fulltextMorphLemma)
179: '''
180:
181: logging.debug("documentViewer (index) mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn))
182:
183: if not hasattr(self, 'template'):
184: # this won't work
185: logging.error("template folder missing!")
186: return "ERROR: template folder missing!"
187:
188: if not getattr(self, 'digilibBaseUrl', None):
189: self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary"
190:
191: docinfo = self.getDocinfo(mode=mode,url=url)
192:
193:
194: if tocMode != "thumbs":
195: # get table of contents
196: docinfo = self.getToc(mode=tocMode, docinfo=docinfo)
197:
198: pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo,viewMode=viewMode,tocMode=tocMode)
199:
200: if viewMode=="auto": # automodus gewaehlt
201: if docinfo.get("textURL",''): #texturl gesetzt und textViewer konfiguriert
202: viewMode="text"
203: else:
204: viewMode="images"
205:
206: pt = getattr(self.template, 'viewer_main')
207: return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode,mk=self.generateMarks(mk))
208:
209: def generateMarks(self,mk):
210: ret=""
211: if mk is None:
212: return ""
213: if type(mk) is not ListType:
214: mk=[mk]
215: for m in mk:
216: ret+="mk=%s"%m
217: return ret
218:
219:
220: def findDigilibUrl(self):
221: """try to get the digilib URL from zogilib"""
222: url = self.template.zogilib.getDLBaseUrl()
223: return url
224:
225: def getStyle(self, idx, selected, style=""):
226: """returns a string with the given style and append 'sel' if path == selected."""
227: #logger("documentViewer (getstyle)", logging.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style))
228: if idx == selected:
229: return style + 'sel'
230: else:
231: return style
232:
233: def getLink(self,param=None,val=None):
234: """link to documentviewer with parameter param set to val"""
235: params=self.REQUEST.form.copy()
236: if param is not None:
237: if val is None:
238: if params.has_key(param):
239: del params[param]
240: else:
241: params[param] = str(val)
242:
243: if params.get("mode", None) == "filepath": #wenn beim erst Aufruf filepath gesetzt wurde aendere das nun zu imagepath
244: params["mode"] = "imagepath"
245: params["url"] = getParentDir(params["url"])
246:
247: # quote values and assemble into query string
248: ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()])
249: url=self.REQUEST['URL1']+"?"+ps
250: return url
251:
252: def getLinkAmp(self,param=None,val=None):
253: """link to documentviewer with parameter param set to val"""
254: params=self.REQUEST.form.copy()
255: if param is not None:
256: if val is None:
257: if params.has_key(param):
258: del params[param]
259: else:
260: params[param] = str(val)
261:
262: # quote values and assemble into query string
263: logging.info("XYXXXXX: %s"%repr(params.items()))
264: ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()])
265: url=self.REQUEST['URL1']+"?"+ps
266: return url
267:
268: def getInfo_xml(self,url,mode):
269: """returns info about the document as XML"""
270:
271: if not self.digilibBaseUrl:
272: self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary"
273:
274: docinfo = self.getDocinfo(mode=mode,url=url)
275: pt = getattr(self.template, 'info_xml')
276: return pt(docinfo=docinfo)
277:
278:
279: def isAccessible(self, docinfo):
280: """returns if access to the resource is granted"""
281: access = docinfo.get('accessType', None)
282: logger("documentViewer (accessOK)", logging.INFO, "access type %s"%access)
283: if access is not None and access == 'free':
284: logger("documentViewer (accessOK)", logging.INFO, "access is free")
285: return True
286: elif access is None or access in self.authgroups:
287: # only local access -- only logged in users
288: user = getSecurityManager().getUser()
289: if user is not None:
290: #print "user: ", user
291: return (user.getUserName() != "Anonymous User")
292: else:
293: return False
294:
295: logger("documentViewer (accessOK)", logging.INFO, "unknown access type %s"%access)
296: return False
297:
298:
299: def getDirinfoFromDigilib(self,path,docinfo=None,cut=0):
300: """gibt param von dlInfo aus"""
301: num_retries = 3
302: if docinfo is None:
303: docinfo = {}
304:
305: for x in range(cut):
306:
307: path=getParentDir(path)
308:
309: infoUrl=self.digilibBaseUrl+"/dirInfo-xml.jsp?mo=dir&fn="+path
310:
311: logger("documentViewer (getparamfromdigilib)", logging.INFO, "dirInfo from %s"%(infoUrl))
312:
313: for cnt in range(num_retries):
314: try:
315: # dom = NonvalidatingReader.parseUri(imageUrl)
316: txt=urllib.urlopen(infoUrl).read()
317: dom = Parse(txt)
318: break
319: except:
320: logger("documentViewer (getdirinfofromdigilib)", logging.ERROR, "error reading %s (try %d)"%(infoUrl,cnt))
321: else:
322: raise IOError("Unable to get dir-info from %s"%(infoUrl))
323:
324: sizes=dom.xpath("//dir/size")
325: logger("documentViewer (getparamfromdigilib)", logging.INFO, "dirInfo:size"%sizes)
326:
327: if sizes:
328: docinfo['numPages'] = int(getTextFromNode(sizes[0]))
329: else:
330: docinfo['numPages'] = 0
331:
332: # TODO: produce and keep list of image names and numbers
333:
334: return docinfo
335:
336:
337: def getIndexMeta(self, url):
338: """returns dom of index.meta document at url"""
339: num_retries = 3
340: dom = None
341: metaUrl = None
342: if url.startswith("http://"):
343: # real URL
344: metaUrl = url
345: else:
346: # online path
347: server=self.digilibBaseUrl+"/servlet/Texter?fn="
348: metaUrl=server+url.replace("/mpiwg/online","")
349: if not metaUrl.endswith("index.meta"):
350: metaUrl += "/index.meta"
351: logging.debug("METAURL: %s"%metaUrl)
352: for cnt in range(num_retries):
353: try:
354: # patch dirk encoding fehler treten dann nicht mehr auf
355: # dom = NonvalidatingReader.parseUri(metaUrl)
356: txt=urllib.urlopen(metaUrl).read()
357: dom = Parse(txt)
358: break
359: except:
360: logger("ERROR documentViewer (getIndexMeta)", logging.INFO,"%s (%s)"%sys.exc_info()[0:2])
361:
362: if dom is None:
363: raise IOError("Unable to read index meta from %s"%(url))
364:
365: return dom
366:
367: def getPresentationInfoXML(self, url):
368: """returns dom of info.xml document at url"""
369: num_retries = 3
370: dom = None
371: metaUrl = None
372: if url.startswith("http://"):
373: # real URL
374: metaUrl = url
375: else:
376: # online path
377: server=self.digilibBaseUrl+"/servlet/Texter?fn="
378: metaUrl=server+url.replace("/mpiwg/online","")
379:
380: for cnt in range(num_retries):
381: try:
382: # patch dirk encoding fehler treten dann nicht mehr auf
383: # dom = NonvalidatingReader.parseUri(metaUrl)
384: txt=urllib.urlopen(metaUrl).read()
385: dom = Parse(txt)
386: break
387: except:
388: logger("ERROR documentViewer (getPresentationInfoXML)", logging.INFO,"%s (%s)"%sys.exc_info()[0:2])
389:
390: if dom is None:
391: raise IOError("Unable to read infoXMLfrom %s"%(url))
392:
393: return dom
394:
395:
396: def getAuthinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0):
397: """gets authorization info from the index.meta file at path or given by dom"""
398: logger("documentViewer (getauthinfofromindexmeta)", logging.INFO,"path: %s"%(path))
399:
400: access = None
401:
402: if docinfo is None:
403: docinfo = {}
404:
405: if dom is None:
406: for x in range(cut):
407: path=getParentDir(path)
408: dom = self.getIndexMeta(path)
409:
410: acctype = dom.xpath("//access-conditions/access/@type")
411: if acctype and (len(acctype)>0):
412: access=acctype[0].value
413: if access in ['group', 'institution']:
414: access = getTextFromNode(dom.xpath("//access-conditions/access/name")[0]).lower()
415:
416: docinfo['accessType'] = access
417: return docinfo
418:
419:
420: def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0):
421: """gets bibliographical info from the index.meta file at path or given by dom"""
422: logging.debug("documentViewer (getbibinfofromindexmeta) path: %s"%(path))
423:
424: if docinfo is None:
425: docinfo = {}
426:
427: if dom is None:
428: for x in range(cut):
429: path=getParentDir(path)
430: dom = self.getIndexMeta(path)
431:
432: logging.debug("documentViewer (getbibinfofromindexmeta cutted) path: %s"%(path))
433: # put in all raw bib fields as dict "bib"
434: bib = dom.xpath("//bib/*")
435: if bib and len(bib)>0:
436: bibinfo = {}
437: for e in bib:
438: bibinfo[e.localName] = getTextFromNode(e)
439: docinfo['bib'] = bibinfo
440:
441: # extract some fields (author, title, year) according to their mapping
442: metaData=self.metadata.main.meta.bib
443: bibtype=dom.xpath("//bib/@type")
444: if bibtype and (len(bibtype)>0):
445: bibtype=bibtype[0].value
446: else:
447: bibtype="generic"
448:
449: bibtype=bibtype.replace("-"," ") # wrong typesiin index meta "-" instead of " " (not wrong! ROC)
450: docinfo['bib_type'] = bibtype
451: bibmap=metaData.generateMappingForType(bibtype)
452: # if there is no mapping bibmap is empty (mapping sometimes has empty fields)
453: if len(bibmap) > 0 and len(bibmap['author'][0]) > 0:
454: try:
455: docinfo['author']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['author'][0])[0])
456: except: pass
457: try:
458: docinfo['title']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['title'][0])[0])
459: except: pass
460: try:
461: docinfo['year']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['year'][0])[0])
462: except: pass
463: logging.debug("documentViewer (getbibinfofromindexmeta) using mapping for %s"%bibtype)
464: try:
465: docinfo['lang']=getTextFromNode(dom.xpath("//bib/lang")[0])
466: except:
467: docinfo['lang']=''
468:
469: return docinfo
470:
471:
472: def getDocinfoFromTextTool(self, url, dom=None, docinfo=None):
473: """parse texttool tag in index meta"""
474: logger("documentViewer (getdocinfofromtexttool)", logging.INFO, "url: %s" % (url))
475: if docinfo is None:
476: docinfo = {}
477: if docinfo.get('lang', None) is None:
478: docinfo['lang'] = '' # default keine Sprache gesetzt
479: if dom is None:
480: dom = self.getIndexMeta(url)
481:
482: archivePath = None
483: archiveName = None
484:
485: archiveNames = dom.xpath("//resource/name")
486: if archiveNames and (len(archiveNames) > 0):
487: archiveName = getTextFromNode(archiveNames[0])
488: else:
489: logger("documentViewer (getdocinfofromtexttool)", logging.WARNING, "resource/name missing in: %s" % (url))
490:
491: archivePaths = dom.xpath("//resource/archive-path")
492: if archivePaths and (len(archivePaths) > 0):
493: archivePath = getTextFromNode(archivePaths[0])
494: # clean up archive path
495: if archivePath[0] != '/':
496: archivePath = '/' + archivePath
497: if archiveName and (not archivePath.endswith(archiveName)):
498: archivePath += "/" + archiveName
499: else:
500: # try to get archive-path from url
501: logger("documentViewer (getdocinfofromtexttool)", logging.WARNING, "resource/archive-path missing in: %s" % (url))
502: if (not url.startswith('http')):
503: archivePath = url.replace('index.meta', '')
504:
505: if archivePath is None:
506: # we balk without archive-path
507: raise IOError("Missing archive-path (for text-tool) in %s" % (url))
508:
509: imageDirs = dom.xpath("//texttool/image")
510: if imageDirs and (len(imageDirs) > 0):
511: imageDir = getTextFromNode(imageDirs[0])
512:
513: else:
514: # we balk with no image tag / not necessary anymore because textmode is now standard
515: #raise IOError("No text-tool info in %s"%(url))
516: imageDir = ""
517: #xquery="//pb"
518: docinfo['imagePath'] = "" # keine Bilder
519: docinfo['imageURL'] = ""
520:
521: if imageDir and archivePath:
522: #print "image: ", imageDir, " archivepath: ", archivePath
523: imageDir = os.path.join(archivePath, imageDir)
524: imageDir = imageDir.replace("/mpiwg/online", '')
525: docinfo = self.getDirinfoFromDigilib(imageDir, docinfo=docinfo)
526: docinfo['imagePath'] = imageDir
527:
528: docinfo['imageURL'] = self.digilibBaseUrl + "/servlet/Scaler?fn=" + imageDir
529:
530: viewerUrls = dom.xpath("//texttool/digiliburlprefix")
531: if viewerUrls and (len(viewerUrls) > 0):
532: viewerUrl = getTextFromNode(viewerUrls[0])
533: docinfo['viewerURL'] = viewerUrl
534:
535: textUrls = dom.xpath("//texttool/text")
536: if textUrls and (len(textUrls) > 0):
537: textUrl = getTextFromNode(textUrls[0])
538: if urlparse.urlparse(textUrl)[0] == "": #keine url
539: textUrl = os.path.join(archivePath, textUrl)
540: # fix URLs starting with /mpiwg/online
541: if textUrl.startswith("/mpiwg/online"):
542: textUrl = textUrl.replace("/mpiwg/online", '', 1)
543:
544: docinfo['textURL'] = textUrl
545:
546: textUrls = dom.xpath("//texttool/text-url-path")
547: if textUrls and (len(textUrls) > 0):
548: textUrl = getTextFromNode(textUrls[0])
549: docinfo['textURLPath'] = textUrl
550: if not docinfo['imagePath']:
551: # text-only, no page images
552: docinfo = self.getNumPages(docinfo) #im moment einfach auf eins setzen, navigation ueber die thumbs geht natuerlich nicht
553:
554: presentationUrls = dom.xpath("//texttool/presentation")
555: docinfo = self.getBibinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get info von bib tag
556:
557: if presentationUrls and (len(presentationUrls) > 0): # ueberschreibe diese durch presentation informationen
558: # presentation url ergiebt sich ersetzen von index.meta in der url der fuer die Metadaten
559: # durch den relativen Pfad auf die presentation infos
560: presentationPath = getTextFromNode(presentationUrls[0])
561: if url.endswith("index.meta"):
562: presentationUrl = url.replace('index.meta', presentationPath)
563: else:
564: presentationUrl = url + "/" + presentationPath
565:
566: docinfo = self.getBibinfoFromTextToolPresentation(presentationUrl, docinfo=docinfo, dom=dom)
567:
568: docinfo = self.getAuthinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get access info
569:
570: return docinfo
571:
572:
573: def getBibinfoFromTextToolPresentation(self,url,docinfo=None,dom=None):
574: """gets the bibliographical information from the preseantion entry in texttools
575: """
576: dom=self.getPresentationInfoXML(url)
577: try:
578: docinfo['author']=getTextFromNode(dom.xpath("//author")[0])
579: except:
580: pass
581: try:
582: docinfo['title']=getTextFromNode(dom.xpath("//title")[0])
583: except:
584: pass
585: try:
586: docinfo['year']=getTextFromNode(dom.xpath("//date")[0])
587: except:
588: pass
589: return docinfo
590:
591: def getDocinfoFromImagePath(self,path,docinfo=None,cut=0):
592: """path ist the path to the images it assumes that the index.meta file is one level higher."""
593: logger("documentViewer (getdocinfofromimagepath)", logging.INFO,"path: %s"%(path))
594: if docinfo is None:
595: docinfo = {}
596: path=path.replace("/mpiwg/online","")
597: docinfo['imagePath'] = path
598: docinfo=self.getDirinfoFromDigilib(path,docinfo=docinfo,cut=cut)
599:
600: pathorig=path
601: for x in range(cut):
602: path=getParentDir(path)
603: logging.error("PATH:"+path)
604: imageUrl=self.digilibBaseUrl+"/servlet/Scaler?fn="+path
605: docinfo['imageURL'] = imageUrl
606:
607: #path ist the path to the images it assumes that the index.meta file is one level higher.
608: docinfo = self.getBibinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1)
609: docinfo = self.getAuthinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1)
610: return docinfo
611:
612:
613: def getDocinfo(self, mode, url):
614: """returns docinfo depending on mode"""
615: logger("documentViewer (getdocinfo)", logging.INFO,"mode: %s, url: %s"%(mode,url))
616: # look for cached docinfo in session
617: if self.REQUEST.SESSION.has_key('docinfo'):
618: docinfo = self.REQUEST.SESSION['docinfo']
619: # check if its still current
620: if docinfo is not None and docinfo.get('mode') == mode and docinfo.get('url') == url:
621: logger("documentViewer (getdocinfo)", logging.INFO,"docinfo in session: %s"%docinfo)
622: return docinfo
623: # new docinfo
624: docinfo = {'mode': mode, 'url': url}
625: if mode=="texttool": #index.meta with texttool information
626: docinfo = self.getDocinfoFromTextTool(url, docinfo=docinfo)
627: elif mode=="imagepath":
628: docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo)
629: elif mode=="filepath":
630: docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo,cut=1)
631: else:
632: logger("documentViewer (getdocinfo)", logging.ERROR,"unknown mode!")
633: raise ValueError("Unknown mode %s! Has to be one of 'texttool','imagepath','filepath'."%(mode))
634:
635: logger("documentViewer (getdocinfo)", logging.INFO,"docinfo: %s"%docinfo)
636: self.REQUEST.SESSION['docinfo'] = docinfo
637: return docinfo
638:
639:
640: def getPageinfo(self, current, start=None, rows=None, cols=None, docinfo=None, viewMode=None, tocMode=None):
641: """returns pageinfo with the given parameters"""
642: pageinfo = {}
643: current = getInt(current)
644: pageinfo['current'] = current
645: rows = int(rows or self.thumbrows)
646: pageinfo['rows'] = rows
647: cols = int(cols or self.thumbcols)
648: pageinfo['cols'] = cols
649: grpsize = cols * rows
650: pageinfo['groupsize'] = grpsize
651: start = getInt(start, default=(math.ceil(float(current)/float(grpsize))*grpsize-(grpsize-1)))
652: # int(current / grpsize) * grpsize +1))
653: pageinfo['start'] = start
654: pageinfo['end'] = start + grpsize
655: if (docinfo is not None) and ('numPages' in docinfo):
656: np = int(docinfo['numPages'])
657: pageinfo['end'] = min(pageinfo['end'], np)
658: pageinfo['numgroups'] = int(np / grpsize)
659: if np % grpsize > 0:
660: pageinfo['numgroups'] += 1
661:
662:
663: pageinfo['viewMode'] = viewMode
664: pageinfo['tocMode'] = tocMode
665: pageinfo['query'] = self.REQUEST.get('query',' ')
666: pageinfo['queryType'] = self.REQUEST.get('queryType',' ')
667: pageinfo['querySearch'] =self.REQUEST.get('querySearch', 'fulltext')
668: pageinfo['textPN'] = self.REQUEST.get('textPN','1')
669: pageinfo['highlightQuery'] = self.REQUEST.get('highlightQuery','')
670: pageinfo['tocPageSize'] = self.REQUEST.get('tocPageSize', '30')
671: pageinfo['queryPageSize'] =self.REQUEST.get('queryPageSize', '10')
672: pageinfo['tocPN'] = self.REQUEST.get('tocPN', '1')
673: toc = int (pageinfo['tocPN'])
674: pageinfo['textPages'] =int (toc)
675:
676: if 'tocSize_%s'%tocMode in docinfo:
677: tocSize = int(docinfo['tocSize_%s'%tocMode])
678: tocPageSize = int(pageinfo['tocPageSize'])
679: # cached toc
680:
681: if tocSize%tocPageSize>0:
682: tocPages=tocSize/tocPageSize+1
683: else:
684: tocPages=tocSize/tocPageSize
685: pageinfo['tocPN'] = min (tocPages,toc)
686:
687: pageinfo['searchPN'] =self.REQUEST.get('searchPN','1')
688: pageinfo['sn'] =self.REQUEST.get('sn','')
689:
690: return pageinfo
691:
692: def getSearch(self, pn=1, pageinfo=None, docinfo=None, query=None, queryType=None):
693: """get search list"""
694: docpath = docinfo['textURLPath']
695: url = docinfo['url']
696: logging.debug("documentViewer (gettoc) docpath: %s"%(docpath))
697: logging.debug("documentViewer (gettoc) url: %s"%(url))
698: pagesize = pageinfo['queryPageSize']
699: pn = pageinfo['searchPN']
700: sn = pageinfo['sn']
701: highlightQuery = pageinfo['highlightQuery']
702: query =pageinfo['query']
703: queryType =pageinfo['queryType']
704: viewMode= pageinfo['viewMode']
705: tocMode = pageinfo['tocMode']
706: tocPN = pageinfo['tocPN']
707: selfurl = self.absolute_url()
708: page=self.template.fulltextclient.eval("/mpdl/interface/doc-query.xql","document=%s&mode=%s&queryType=%s&query=%s&queryResultPageSize=%s&queryResultPN=%s&sn=%s&viewMode=%s&highlightQuery=%s"%(docpath, 'text', queryType, query, pagesize, pn, sn, viewMode,highlightQuery) ,outputUnicode=False)
709: pagexml = page.replace('?document=%s'%str(docpath),'?url=%s'%url)
710: pagedom = Parse(pagexml)
711: if (queryType=="fulltext")or(queryType=="xpath")or(queryType=="xquery")or(queryType=="fulltextMorphLemma"):
712: pagedivs = pagedom.xpath("//div[@class='queryResultPage']")
713: if len(pagedivs)>0:
714: pagenode=pagedivs[0]
715: links=pagenode.xpath("//a")
716: for l in links:
717: hrefNode = l.getAttributeNodeNS(None, u"href")
718: if hrefNode:
719: href = hrefNode.nodeValue
720: if href.startswith('page-fragment.xql'):
721: selfurl = self.absolute_url()
722: pagexml=href.replace('mode=text','mode=texttool&viewMode=%s&queryType=%s&query=%s&queryResultPageSize=%s&queryResultPN=%s&tocMode=%s&searchPN=%s&tocPN=%s'%(viewMode,queryType,query,pagesize,pn,tocMode,pn,tocPN))
723: hrefNode.nodeValue = pagexml.replace('page-fragment.xql','%s'%selfurl)
724: return serializeNode(pagenode)
725:
726: if (queryType=="fulltextMorph"):
727: pagedivs = pagedom.xpath("//div[@class='queryResult']")
728: if len(pagedivs)>0:
729: pagenode=pagedivs[0]
730: links=pagenode.xpath("//a")
731: for l in links:
732: hrefNode = l.getAttributeNodeNS(None, u"href")
733: if hrefNode:
734: href = hrefNode.nodeValue
735: if href.startswith('page-fragment.xql'):
736: selfurl = self.absolute_url()
737: pagexml=href.replace('mode=text','mode=texttool&viewMode=%s&queryType=%s&query=%s&queryResultPageSize=%s&queryResultPN=%s&tocMode=%s&searchPN=%s&tocPN=%s'%(viewMode,queryType,query,pagesize,pn,tocMode,pn,tocPN))
738: hrefNode.nodeValue = pagexml.replace('page-fragment.xql','%s'%selfurl)
739: if href.startswith('../lt/lemma.xql'):
740:
741: hrefNode.nodeValue = href.replace('../lt/lemma.xql','%s/template/head_main_lemma'%selfurl)
742: l.setAttributeNS(None, 'target', '_blank')
743: l.setAttributeNS(None, 'onClick',"popupWin = window.open(this.href, 'contacts', 'location,width=500,height=600,top=180, left=400, scrollbars=1'); return false;")
744: l.setAttributeNS(None, 'onDblclick', 'popupWin.focus();')
745: pagedivs = pagedom.xpath("//div[@class='queryResultMorphExpansion']")
746: return serializeNode(pagenode)
747:
748: if (queryType=="ftIndex")or(queryType=="ftIndexMorph"):
749: pagedivs= pagedom.xpath("//div[@class='queryResultPage']")
750: if len(pagedivs)>0:
751: pagenode=pagedivs[0]
752: links=pagenode.xpath("//a")
753: for l in links:
754: hrefNode = l.getAttributeNodeNS(None, u"href")
755: if hrefNode:
756: href = hrefNode.nodeValue
757: hrefNode.nodeValue=href.replace('mode=text','mode=texttool&viewMode=%s&tocMode=%s&tocPN=%s&pn=%s'%(viewMode,tocMode,tocPN,pn))
758:
759: if href.startswith('../lt/lex.xql'):
760: hrefNode.nodeValue = href.replace('../lt/lex.xql','%s/template/head_main_voc'%selfurl)
761: l.setAttributeNS(None, 'target', '_blank')
762: l.setAttributeNS(None, 'onClick',"popupWin = window.open(this.href, 'contacts', 'location,width=500,height=600,top=180, left=400, scrollbars=1'); return false;")
763: l.setAttributeNS(None, 'onDblclick', 'popupWin.focus();')
764: if href.startswith('../lt/lemma.xql'):
765: hrefNode.nodeValue = href.replace('../lt/lemma.xql','%s/template/head_main_lemma'%selfurl)
766: l.setAttributeNS(None, 'target', '_blank')
767: l.setAttributeNS(None, 'onClick',"popupWin = window.open(this.href, 'contacts', 'location,width=500,height=600,top=180, left=400, scrollbars=1'); return false;")
768: l.setAttributeNS(None, 'onDblclick', 'popupWin.focus();')
769: return serializeNode(pagenode)
770: return "no text here"
771:
772: def getNumPages(self,docinfo=None):
773: """get list of pages from fulltext and put in docinfo"""
774: xquery = '//pb'
775: text = self.template.fulltextclient.eval("/mpdl/interface/xquery.xql", "document=%s&xquery=%s"%(docinfo['textURLPath'],xquery))
776: # TODO: better processing of the page list. do we need the info somewhere else also?
777: docinfo['numPages'] = text.count("<pb ")
778: return docinfo
779:
780: def getTextPage(self, mode="text", pn=1, docinfo=None, pageinfo=None, highlightQuery=None,sn=None, viewMode=None, tocMode=None, tocPN=None):
781: """returns single page from fulltext"""
782: docpath = docinfo['textURLPath']
783: path = docinfo['textURLPath']
784: url = docinfo['url']
785: viewMode= pageinfo['viewMode']
786: tocMode = pageinfo['tocMode']
787: tocPN = pageinfo['tocPN']
788: selfurl = self.absolute_url()
789:
790: #pn = pageinfo['searchPN']
791:
792: if mode == "text_dict":
793: textmode = "textPollux"
794: else:
795: textmode = mode
796:
797: textParam = "document=%s&mode=%s&pn=%s"%(docpath,textmode,pn)
798: if highlightQuery is not None:
799: textParam +="&highlightQuery=%s&sn=%s"%(highlightQuery,sn)
800:
801: pagexml=self.template.fulltextclient.eval("/mpdl/interface/page-fragment.xql", textParam, outputUnicode=False)
802: pagedom = Parse(pagexml)
803: # plain text mode
804: if mode == "text":
805: # first div contains text
806: pagedivs = pagedom.xpath("/div")
807: #queryResultPage
808: if len(pagedivs) > 0:
809: pagenode = pagedivs[0]
810: links = pagenode.xpath("//a")
811: for l in links:
812: hrefNode = l.getAttributeNodeNS(None, u"href")
813:
814: if hrefNode:
815: href= hrefNode.nodeValue
816: if href.startswith('#note-'):
817: hrefNode.nodeValue = href.replace('#note-',"?url=%s&viewMode=%s&tocMode=%s&tocPN=%s&pn=%s#note-"%(url,viewMode,tocMode,tocPN,pn))
818:
819: return serializeNode(pagenode)
820: if mode == "xml":
821: # first div contains text
822: pagedivs = pagedom.xpath("/div")
823: if len(pagedivs) > 0:
824: pagenode = pagedivs[0]
825: return serializeNode(pagenode)
826: if mode == "pureXml":
827: # first div contains text
828: pagedivs = pagedom.xpath("/div")
829: if len(pagedivs) > 0:
830: pagenode = pagedivs[0]
831: return serializeNode(pagenode)
832: # text-with-links mode
833: if mode == "text_dict":
834: # first div contains text
835: pagedivs = pagedom.xpath("/div")
836: if len(pagedivs) > 0:
837: pagenode = pagedivs[0]
838: # check all a-tags
839: links = pagenode.xpath("//a")
840: for l in links:
841: hrefNode = l.getAttributeNodeNS(None, u"href")
842: if hrefNode:
843: # is link with href
844: href = hrefNode.nodeValue
845: if href.startswith('lt/lex.xql'):
846: # is pollux link
847: selfurl = self.absolute_url()
848: # change href
849: hrefNode.nodeValue = href.replace('lt/lex.xql','%s/template/head_main_voc'%selfurl)
850: # add target
851: l.setAttributeNS(None, 'target', '_blank')
852: l.setAttributeNS(None, 'onClick',"popupWin = window.open(this.href, 'contacts', 'location,width=500,height=600,top=180, left=700, scrollbars=1'); return false;")
853: l.setAttributeNS(None, 'onDblclick', 'popupWin.focus();')
854:
855: if href.startswith('lt/lemma.xql'):
856: selfurl = self.absolute_url()
857: hrefNode.nodeValue = href.replace('lt/lemma.xql','%s/template/head_main_lemma'%selfurl)
858: l.setAttributeNS(None, 'target', '_blank')
859: l.setAttributeNS(None, 'onClick',"popupWin = window.open(this.href, 'contacts', 'location,width=500,height=600,top=180, left=700, scrollbars=1'); return false;")
860: l.setAttributeNS(None, 'onDblclick', 'popupWin.focus();')
861:
862: if href.startswith('#note-'):
863: hrefNode.nodeValue = href.replace('#note-',"?url=%s&viewMode=%s&tocMode=%s&tocPN=%s&pn=%s#note-"%(url,viewMode,tocMode,tocPN,pn))
864:
865:
866: return serializeNode(pagenode)
867:
868: return "no text here"
869:
870: def getTranslate(self, query=None, language=None):
871: """translate into another languages"""
872: pagexml=self.template.fulltextclient.eval("/mpdl/interface/lt/lex.xql","document=&language="+str(language)+"&query="+url_quote(str(query)))
873: return pagexml
874:
875: def getLemma(self, lemma=None, language=None):
876: """simular words lemma """
877: pagexml=self.template.fulltextclient.eval("/mpdl/interface/lt/lemma.xql","document=&language="+str(language)+"&lemma="+url_quote(str(lemma)))
878: #pagexml=self.template.fulltextclient.eval("/mpdl/interface/lt/lemma.xql","lemma=%s&language=%s"%(lemma,language),outputUnicode=False)
879: return pagexml
880:
881: def getQuery (self, docinfo=None, pageinfo=None, query=None, queryType=None, pn=1):
882: """number of"""
883: docpath = docinfo['textURLPath']
884: pagesize = pageinfo['queryPageSize']
885: pn = pageinfo['searchPN']
886: query =pageinfo['query']
887: queryType =pageinfo['queryType']
888:
889: tocSearch = 0
890: tocDiv = None
891: pagexml=self.template.fulltextclient.eval("/mpdl/interface/doc-query.xql","document=%s&mode=%s&queryType=%s&query=%s&queryResultPageSize=%s&queryResultPN=%s"%(docpath, 'text', queryType, query, pagesize, pn) ,outputUnicode=False)
892:
893: pagedom = Parse(pagexml)
894: numdivs = pagedom.xpath("//div[@class='queryResultHits']")
895: tocSearch = int(getTextFromNode(numdivs[0]))
896: tc=int((tocSearch/10)+1)
897: logging.debug("documentViewer (gettoc) tc: %s"%(tc))
898: return tc
899:
900: def getToc(self, mode="text", docinfo=None):
901: """loads table of contents and stores in docinfo"""
902: logging.debug("documentViewer (gettoc) mode: %s"%(mode))
903: if 'tocSize_%s'%mode in docinfo:
904: # cached toc
905: return docinfo
906: docpath = docinfo['textURLPath']
907: # we need to set a result set size
908: pagesize = 1000
909: pn = 1
910: if mode == "text":
911: queryType = "toc"
912: else:
913: queryType = mode
914: # number of entries in toc
915: tocSize = 0
916: tocDiv = None
917: pagexml=self.template.fulltextclient.eval("/mpdl/interface/doc-query.xql", "document=%s&queryType=%s&queryResultPageSize=%s&queryResultPN=%s"%(docpath,queryType,pagesize,pn), outputUnicode=False)
918: # post-processing downloaded xml
919: pagedom = Parse(pagexml)
920: # get number of entries
921: numdivs = pagedom.xpath("//div[@class='queryResultHits']")
922: if len(numdivs) > 0:
923: tocSize = int(getTextFromNode(numdivs[0]))
924: # div contains text
925: #pagedivs = pagedom.xpath("//div[@class='queryResultPage']")
926: #if len(pagedivs) > 0:
927: # tocDiv = pagedivs[0]
928:
929: docinfo['tocSize_%s'%mode] = tocSize
930: #docinfo['tocDiv_%s'%mode] = tocDiv
931: return docinfo
932:
933: def getTocPage(self, mode="text", pn=1, pageinfo=None, docinfo=None):
934: """returns single page from the table of contents"""
935: # TODO: this should use the cached TOC
936: if mode == "text":
937: queryType = "toc"
938: else:
939: queryType = mode
940: docpath = docinfo['textURLPath']
941: path = docinfo['textURLPath']
942: #logging.debug("documentViewer (gettoc) pathNomer: %s"%(pathNomer))
943: pagesize = pageinfo['tocPageSize']
944: pn = pageinfo['tocPN']
945: url = docinfo['url']
946: selfurl = self.absolute_url()
947: viewMode= pageinfo['viewMode']
948: tocMode = pageinfo['tocMode']
949: tocPN = pageinfo['tocPN']
950:
951: pagexml=self.template.fulltextclient.eval("/mpdl/interface/doc-query.xql", "document=%s&queryType=%s&queryResultPageSize=%s&queryResultPN=%s"%(docpath,queryType, pagesize, pn), outputUnicode=False)
952: page = pagexml.replace('page-fragment.xql?document=%s'%str(path),'%s?url=%s&viewMode=%s&tocMode=%s&tocPN=%s'%(selfurl,url, viewMode, tocMode, tocPN))
953: text = page.replace('mode=image','mode=texttool')
954: return text
955: # post-processing downloaded xml
956: #pagedom = Parse(text)
957: # div contains text
958: #pagedivs = pagedom.xpath("//div[@class='queryResultPage']")
959: #if len(pagedivs) > 0:
960: # pagenode = pagedivs[0]
961: # return serializeNode(pagenode)
962: #else:
963: # return "No TOC!"
964:
965: def changeDocumentViewer(self,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=5,authgroups='mpiwg',RESPONSE=None):
966: """init document viewer"""
967: self.title=title
968: self.digilibBaseUrl = digilibBaseUrl
969: self.thumbrows = thumbrows
970: self.thumbcols = thumbcols
971: self.authgroups = [s.strip().lower() for s in authgroups.split(',')]
972: if RESPONSE is not None:
973: RESPONSE.redirect('manage_main')
974:
975:
976:
977: def manage_AddDocumentViewerForm(self):
978: """add the viewer form"""
979: pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self)
980: return pt()
981:
982: def manage_AddDocumentViewer(self,id,imageScalerUrl="",textServerName="",title="",RESPONSE=None):
983: """add the viewer"""
984: newObj=documentViewer(id,imageScalerUrl=imageScalerUrl,title=title,textServerName=textServerName)
985: self._setObject(id,newObj)
986:
987: if RESPONSE is not None:
988: RESPONSE.redirect('manage_main')
989:
990:
991: ##
992: ## DocumentViewerTemplate class
993: ##
994: class DocumentViewerTemplate(ZopePageTemplate):
995: """Template for document viewer"""
996: meta_type="DocumentViewer Template"
997:
998:
999: def manage_addDocumentViewerTemplateForm(self):
1000: """Form for adding"""
1001: pt=PageTemplateFile('zpt/addDocumentViewerTemplate', globals()).__of__(self)
1002: return pt()
1003:
1004: def manage_addDocumentViewerTemplate(self, id='viewer_main', title=None, text=None,
1005: REQUEST=None, submit=None):
1006: "Add a Page Template with optional file content."
1007:
1008: self._setObject(id, DocumentViewerTemplate(id))
1009: ob = getattr(self, id)
1010: txt=file(os.path.join(package_home(globals()),'zpt/viewer_main.zpt'),'r').read()
1011: logging.info("txt %s:"%txt)
1012: ob.pt_edit(txt,"text/html")
1013: if title:
1014: ob.pt_setTitle(title)
1015: try:
1016: u = self.DestinationURL()
1017: except AttributeError:
1018: u = REQUEST['URL1']
1019:
1020: u = "%s/%s" % (u, urllib.quote(id))
1021: REQUEST.RESPONSE.redirect(u+'/manage_main')
1022: return ''
1023:
1024:
1025:
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