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['sn'] = self.REQUEST.get('sn','')
669: pageinfo['textPN'] = self.REQUEST.get('textPN','1')
670: pageinfo['highlightQuery'] = self.REQUEST.get('highlightQuery','')
671: pageinfo['tocPageSize'] = self.REQUEST.get('tocPageSize', '30')
672: pageinfo['queryPageSize'] =self.REQUEST.get('queryPageSize', '10')
673: pageinfo['tocPN'] = self.REQUEST.get('tocPN', '1')
674: toc = int (pageinfo['tocPN'])
675: pageinfo['textPages'] =int (toc)
676:
677: if 'tocSize_%s'%tocMode in docinfo:
678: tocSize = int(docinfo['tocSize_%s'%tocMode])
679: tocPageSize = int(pageinfo['tocPageSize'])
680: # cached toc
681:
682: if tocSize%tocPageSize>0:
683: tocPages=tocSize/tocPageSize+1
684: else:
685: tocPages=tocSize/tocPageSize
686: pageinfo['tocPN'] = min (tocPages,toc)
687:
688: pageinfo['searchPN'] =self.REQUEST.get('searchPN','1')
689: pageinfo['sn'] =self.REQUEST.get('sn','1')
690:
691: return pageinfo
692:
693: def getSearch(self, pn=1, pageinfo=None, docinfo=None, query=None, queryType=None):
694: """get search list"""
695: docpath = docinfo['textURLPath']
696: url = docinfo['url']
697: logging.debug("documentViewer (gettoc) docpath: %s"%(docpath))
698: logging.debug("documentViewer (gettoc) url: %s"%(url))
699: pagesize = pageinfo['queryPageSize']
700: pn = pageinfo['searchPN']
701: sn = pageinfo['sn']
702: highlightQuery = pageinfo['highlightQuery']
703: query =pageinfo['query']
704: queryType =pageinfo['queryType']
705: viewMode= pageinfo['viewMode']
706: tocMode = pageinfo['tocMode']
707: tocPN = pageinfo['tocPN']
708: selfurl = self.absolute_url()
709: # logging.debug("documentViewer (gettoc) /mpdl/interface/doc-query.xql?document=%s&mode=%s&queryType=%s&query=%s&queryResultPageSize=%s&queryResultPN=%s&sn=%s&viewMode=%s"%(docpath, 'text', queryType, query, pagesize, pn, sn, viewMode))
710: 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)
711: pagexml = page.replace('?document=%s'%str(docpath),'?url=%s'%url)
712: pagedom = Parse(pagexml)
713: if (queryType=="fulltext")or(queryType=="xpath")or(queryType=="xquery")or(queryType=="fulltextMorphLemma"):
714: pagedivs = pagedom.xpath("//div[@class='queryResultPage']")
715: if len(pagedivs)>0:
716: pagenode=pagedivs[0]
717: links=pagenode.xpath("//a")
718: for l in links:
719: hrefNode = l.getAttributeNodeNS(None, u"href")
720: if hrefNode:
721: href = hrefNode.nodeValue
722: if href.startswith('page-fragment.xql'):
723: selfurl = self.absolute_url()
724: #l.setAttributeNS(None, "span class = 'hit highlight'", "background-color: #77DD77;")
725: 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))
726: hrefNode.nodeValue = pagexml.replace('page-fragment.xql','%s'%selfurl)
727: l.setAttributeNS(None, "onClick", "id='highlighting'")
728: logging.debug("documentViewer (gettoc) highlightQuery: %s"%(highlightQuery))
729: l.setAttributeNS(None, highlightQuery, "id='highlighting'")
730: return serializeNode(pagenode)
731:
732: if (queryType=="fulltextMorph"):
733: pagedivs = pagedom.xpath("//div[@class='queryResult']")
734:
735: if len(pagedivs)>0:
736: pagenode=pagedivs[0]
737: links=pagenode.xpath("//a")
738: for l in links:
739: hrefNode = l.getAttributeNodeNS(None, u"href")
740: if hrefNode:
741: href = hrefNode.nodeValue
742: if href.startswith('page-fragment.xql'):
743: selfurl = self.absolute_url()
744: 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))
745: hrefNode.nodeValue = pagexml.replace('page-fragment.xql','%s'%selfurl)
746: if href.startswith('../lt/lemma.xql'):
747: selfurl = self.absolute_url()
748: hrefNode.nodeValue = href.replace('lt/lemma.xql','%s/template/head_main_lemma'%selfurl)
749: l.setAttributeNS(None, 'target', '_blank')
750: l.setAttributeNS(None, 'onClick',"popupWin = window.open(this.href, 'contacts', 'location,width=500,height=600,top=180, left=400, scrollbars=1'); return false;")
751: l.setAttributeNS(None, 'onDblclick', 'popupWin.focus();')
752: return serializeNode(pagenode)
753:
754: if (queryType=="ftIndex")or(queryType=="ftIndexMorph"):
755: pagedivs= pagedom.xpath("//div[@class='queryResultPage']")
756: if len(pagedivs)>0:
757: pagenode=pagedivs[0]
758: links=pagenode.xpath("//a")
759: for l in links:
760: hrefNode = l.getAttributeNodeNS(None, u"href")
761: if hrefNode:
762: href = hrefNode.nodeValue
763: hrefNode.nodeValue=href.replace('mode=text','mode=texttool&viewMode=%s&tocMode=%s&tocPN=%s&pn=%s'%(viewMode,tocMode,tocPN,pn))
764:
765: if href.startswith('../lt/lex.xql'):
766: # selfurl = self.absolute_url()
767: hrefNode.nodeValue = href.replace('../lt/lex.xql','%s/template/head_main_voc'%selfurl)
768: l.setAttributeNS(None, 'target', '_blank')
769: l.setAttributeNS(None, 'onClick',"popupWin = window.open(this.href, 'contacts', 'location,width=500,height=600,top=180, left=400, scrollbars=1'); return false;")
770: l.setAttributeNS(None, 'onDblclick', 'popupWin.focus();')
771: if href.startswith('../lt/lemma.xql'):
772: #selfurl = self.absolute_url()
773: hrefNode.nodeValue = href.replace('../lt/lemma.xql','%s/template/head_main_lemma'%selfurl)
774: l.setAttributeNS(None, 'target', '_blank')
775: l.setAttributeNS(None, 'onClick',"popupWin = window.open(this.href, 'contacts', 'location,width=500,height=600,top=180, left=400, scrollbars=1'); return false;")
776: l.setAttributeNS(None, 'onDblclick', 'popupWin.focus();')
777: return serializeNode(pagenode)
778: return "no text here"
779:
780: def getNumPages(self,docinfo=None):
781: """get list of pages from fulltext and put in docinfo"""
782: xquery = '//pb'
783: text = self.template.fulltextclient.eval("/mpdl/interface/xquery.xql", "document=%s&xquery=%s"%(docinfo['textURLPath'],xquery))
784: # TODO: better processing of the page list. do we need the info somewhere else also?
785: docinfo['numPages'] = text.count("<pb ")
786: return docinfo
787:
788: def getTextPage(self, mode="text", pn=1, docinfo=None, pageinfo=None, highlightQuery=None,sn=None):
789: """returns single page from fulltext"""
790: docpath = docinfo['textURLPath']
791: #pageinfo = pageinfo['highlightQuery']
792: if mode == "text_dict":
793: textmode = "textPollux"
794: else:
795: textmode = mode
796:
797: #selfurl = self.absolute_url()
798: #viewMode= pageinfo['viewMode']
799: #tocMode = pageinfo['tocMode']
800: #tocPN = pageinfo['tocPN']
801:
802: pagexml=self.template.fulltextclient.eval("/mpdl/interface/page-fragment.xql", "document=%s&mode=%s&pn=%s&highlightQuery=%s&sn=%s"%(docpath,textmode,pn,highlightQuery,sn), outputUnicode=False)
803: logging.debug("documentViewer (gettoc) document=%s&mode=%s&pn=%s&highlightQuery=%s"%(docpath,textmode,pn,highlightQuery))
804: # post-processing downloaded xml
805: pagedom = Parse(pagexml)
806: # plain text mode
807: if mode == "text":
808: # first div contains text
809: pagedivs = pagedom.xpath("/div")
810: #queryResultPage
811: if len(pagedivs) > 0:
812:
813: pagenode = pagedivs[0]
814: links = pagenode.xpath("//a")
815: for l in links:
816: hrefNode = l.getAttributeNodeNS(None, u"href")
817: if hrefNode:
818: href= hrefNode.nodeValue
819: if href.startswith('#note-0006-01'):
820: selfurl = self.absolute_url()
821: hrefNode.nodeValue = href.replace("href='#note-'",'xaxa/%s/'%selfurl)
822: return serializeNode(pagenode)
823: if mode == "xml":
824: # first div contains text
825: pagedivs = pagedom.xpath("/div")
826: if len(pagedivs) > 0:
827: pagenode = pagedivs[0]
828: return serializeNode(pagenode)
829: # text-with-links mode
830: if mode == "text_dict":
831: # first div contains text
832: pagedivs = pagedom.xpath("/div")
833: if len(pagedivs) > 0:
834: pagenode = pagedivs[0]
835: # check all a-tags
836: links = pagenode.xpath("//a")
837: for l in links:
838: hrefNode = l.getAttributeNodeNS(None, u"href")
839: if hrefNode:
840: # is link with href
841: href = hrefNode.nodeValue
842: if href.startswith('lt/lex.xql'):
843: # is pollux link
844: selfurl = self.absolute_url()
845: # change href
846: hrefNode.nodeValue = href.replace('lt/lex.xql','%s/template/head_main_voc'%selfurl)
847: # add target
848: l.setAttributeNS(None, 'target', '_blank')
849: l.setAttributeNS(None, 'onClick',"popupWin = window.open(this.href, 'contacts', 'location,width=500,height=600,top=180, left=700, scrollbars=1'); return false;")
850: l.setAttributeNS(None, 'onDblclick', 'popupWin.focus();')
851:
852: if href.startswith('lt/lemma.xql'):
853: selfurl = self.absolute_url()
854: hrefNode.nodeValue = href.replace('lt/lemma.xql','%s/template/head_main_lemma'%selfurl)
855: l.setAttributeNS(None, 'target', '_blank')
856: l.setAttributeNS(None, 'onClick',"popupWin = window.open(this.href, 'contacts', 'location,width=500,height=600,top=180, left=700, scrollbars=1'); return false;")
857: l.setAttributeNS(None, 'onDblclick', 'popupWin.focus();')
858: return serializeNode(pagenode)
859:
860: return "no text here"
861:
862: def getTranslate(self, query=None, language=None):
863: """translate into another languages"""
864: pagexml=self.template.fulltextclient.eval("/mpdl/interface/lt/lex.xql","document=&language="+str(language)+"&query="+url_quote(str(query)))
865: return pagexml
866:
867: def getLemma(self, lemma=None, language=None):
868: """simular words lemma """
869: pagexml=self.template.fulltextclient.eval("/mpdl/interface/lt/lemma.xql","document=&language="+str(language)+"&lemma="+url_quote(str(lemma)))
870: #pagexml=self.template.fulltextclient.eval("/mpdl/interface/lt/lemma.xql","lemma=%s&language=%s"%(lemma,language),outputUnicode=False)
871: return pagexml
872:
873: def getQuery (self, docinfo=None, pageinfo=None, query=None, queryType=None, pn=1):
874: """number of"""
875: docpath = docinfo['textURLPath']
876: pagesize = pageinfo['queryPageSize']
877: pn = pageinfo['searchPN']
878: query =pageinfo['query']
879: queryType =pageinfo['queryType']
880:
881: tocSearch = 0
882: tocDiv = None
883: 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)
884:
885: pagedom = Parse(pagexml)
886: numdivs = pagedom.xpath("//div[@class='queryResultHits']")
887: tocSearch = int(getTextFromNode(numdivs[0]))
888: tc=int((tocSearch/10)+1)
889: logging.debug("documentViewer (gettoc) tc: %s"%(tc))
890: return tc
891:
892: def getToc(self, mode="text", docinfo=None):
893: """loads table of contents and stores in docinfo"""
894: logging.debug("documentViewer (gettoc) mode: %s"%(mode))
895: if 'tocSize_%s'%mode in docinfo:
896: # cached toc
897: return docinfo
898: docpath = docinfo['textURLPath']
899: # we need to set a result set size
900: pagesize = 1000
901: pn = 1
902: if mode == "text":
903: queryType = "toc"
904: else:
905: queryType = mode
906: # number of entries in toc
907: tocSize = 0
908: tocDiv = None
909: pagexml=self.template.fulltextclient.eval("/mpdl/interface/doc-query.xql", "document=%s&queryType=%s&queryResultPageSize=%s&queryResultPN=%s"%(docpath,queryType,pagesize,pn), outputUnicode=False)
910: # post-processing downloaded xml
911: pagedom = Parse(pagexml)
912: # get number of entries
913: numdivs = pagedom.xpath("//div[@class='queryResultHits']")
914: if len(numdivs) > 0:
915: tocSize = int(getTextFromNode(numdivs[0]))
916: # div contains text
917: #pagedivs = pagedom.xpath("//div[@class='queryResultPage']")
918: #if len(pagedivs) > 0:
919: # tocDiv = pagedivs[0]
920:
921: docinfo['tocSize_%s'%mode] = tocSize
922: #docinfo['tocDiv_%s'%mode] = tocDiv
923: return docinfo
924:
925: def getTocPage(self, mode="text", pn=1, pageinfo=None, docinfo=None):
926: """returns single page from the table of contents"""
927: # TODO: this should use the cached TOC
928: if mode == "text":
929: queryType = "toc"
930: else:
931: queryType = mode
932: docpath = docinfo['textURLPath']
933: path = docinfo['textURLPath']
934: #logging.debug("documentViewer (gettoc) pathNomer: %s"%(pathNomer))
935: pagesize = pageinfo['tocPageSize']
936: pn = pageinfo['tocPN']
937: url = docinfo['url']
938: selfurl = self.absolute_url()
939: viewMode= pageinfo['viewMode']
940: tocMode = pageinfo['tocMode']
941: tocPN = pageinfo['tocPN']
942:
943: pagexml=self.template.fulltextclient.eval("/mpdl/interface/doc-query.xql", "document=%s&queryType=%s&queryResultPageSize=%s&queryResultPN=%s"%(docpath,queryType, pagesize, pn), outputUnicode=False)
944: page = pagexml.replace('page-fragment.xql?document=%s'%str(path),'%s?url=%s&viewMode=%s&tocMode=%s&tocPN=%s'%(selfurl,url, viewMode, tocMode, tocPN))
945: text = page.replace('mode=image','mode=texttool')
946: return text
947: # post-processing downloaded xml
948: #pagedom = Parse(text)
949: # div contains text
950: #pagedivs = pagedom.xpath("//div[@class='queryResultPage']")
951: #if len(pagedivs) > 0:
952: # pagenode = pagedivs[0]
953: # return serializeNode(pagenode)
954: #else:
955: # return "No TOC!"
956:
957:
958: def changeDocumentViewer(self,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=5,authgroups='mpiwg',RESPONSE=None):
959: """init document viewer"""
960: self.title=title
961: self.digilibBaseUrl = digilibBaseUrl
962: self.thumbrows = thumbrows
963: self.thumbcols = thumbcols
964: self.authgroups = [s.strip().lower() for s in authgroups.split(',')]
965: if RESPONSE is not None:
966: RESPONSE.redirect('manage_main')
967:
968:
969:
970: def manage_AddDocumentViewerForm(self):
971: """add the viewer form"""
972: pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self)
973: return pt()
974:
975: def manage_AddDocumentViewer(self,id,imageScalerUrl="",textServerName="",title="",RESPONSE=None):
976: """add the viewer"""
977: newObj=documentViewer(id,imageScalerUrl=imageScalerUrl,title=title,textServerName=textServerName)
978: self._setObject(id,newObj)
979:
980: if RESPONSE is not None:
981: RESPONSE.redirect('manage_main')
982:
983:
984: ##
985: ## DocumentViewerTemplate class
986: ##
987: class DocumentViewerTemplate(ZopePageTemplate):
988: """Template for document viewer"""
989: meta_type="DocumentViewer Template"
990:
991:
992: def manage_addDocumentViewerTemplateForm(self):
993: """Form for adding"""
994: pt=PageTemplateFile('zpt/addDocumentViewerTemplate', globals()).__of__(self)
995: return pt()
996:
997: def manage_addDocumentViewerTemplate(self, id='viewer_main', title=None, text=None,
998: REQUEST=None, submit=None):
999: "Add a Page Template with optional file content."
1000:
1001: self._setObject(id, DocumentViewerTemplate(id))
1002: ob = getattr(self, id)
1003: txt=file(os.path.join(package_home(globals()),'zpt/viewer_main.zpt'),'r').read()
1004: logging.info("txt %s:"%txt)
1005: ob.pt_edit(txt,"text/html")
1006: if title:
1007: ob.pt_setTitle(title)
1008: try:
1009: u = self.DestinationURL()
1010: except AttributeError:
1011: u = REQUEST['URL1']
1012:
1013: u = "%s/%s" % (u, urllib.quote(id))
1014: REQUEST.RESPONSE.redirect(u+'/manage_main')
1015: return ''
1016:
1017:
1018:
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>
![[BACK]](/cvs/cvsweb/icons/back.gif){kind=icon}
Return to documentViewer.py CVS log ![[TXT]](/cvs/cvsweb/icons/text.gif){kind=icon}
![[DIR]](/cvs/cvsweb/icons/dir.gif){kind=icon}
Up to [Repository] / documentViewer