Mercurial > hg > documentViewer
annotate documentViewer.py @ 13:3e570be16eea modularisierung
fixed oopsie
| author | casties |
|---|---|
| date | Wed, 16 Jun 2010 20:48:34 +0200 |
| parents | 3626bbda5a2d |
| children | 38e4af417f34 |
| rev | line source |
|---|---|
| 0 | 1 |
| 2 from OFS.Folder import Folder | |
| 3 from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate | |
| 2 | 4 from Products.PageTemplates.PageTemplateFile import PageTemplateFile |
| 0 | 5 from AccessControl import ClassSecurityInfo |
| 2 | 6 from AccessControl import getSecurityManager |
| 0 | 7 from Globals import package_home |
| 8 | |
| 2 | 9 from Ft.Xml import EMPTY_NAMESPACE, Parse |
| 13 | 10 from Ft.Xml.Domlette import PrettyPrint, Print |
| 0 | 11 import os.path |
| 2 | 12 import sys |
| 0 | 13 import urllib |
| 8 | 14 import urllib2 |
| 2 | 15 import logging |
| 10 | 16 import math |
| 17 import urlparse | |
| 12 | 18 import cStringIO |
| 2 | 19 |
| 20 def logger(txt,method,txt2): | |
| 21 """logging""" | |
| 22 logging.info(txt+ txt2) | |
| 23 | |
| 24 | |
| 25 def getInt(number, default=0): | |
| 26 """returns always an int (0 in case of problems)""" | |
| 27 try: | |
| 28 return int(number) | |
| 29 except: | |
| 30 return int(default) | |
| 0 | 31 |
| 32 def getTextFromNode(nodename): | |
| 2 | 33 """get the cdata content of a node""" |
| 34 if nodename is None: | |
| 35 return "" | |
| 0 | 36 nodelist=nodename.childNodes |
| 37 rc = "" | |
| 38 for node in nodelist: | |
| 39 if node.nodeType == node.TEXT_NODE: | |
| 40 rc = rc + node.data | |
| 41 return rc | |
| 42 | |
| 2 | 43 def serializeNode(node, encoding='utf-8'): |
| 44 """returns a string containing node as XML""" | |
| 45 buf = cStringIO.StringIO() | |
| 46 Print(node, stream=buf, encoding=encoding) | |
| 47 s = buf.getvalue() | |
| 48 buf.close() | |
| 49 return s | |
| 50 | |
| 51 | |
| 52 def getParentDir(path): | |
| 53 """returns pathname shortened by one""" | |
| 54 return '/'.join(path.split('/')[0:-1]) | |
| 55 | |
| 56 | |
|
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57 def getHttpData(url, data=None, num_tries=3, timeout=10): |
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58 """returns result from url+data HTTP request""" |
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59 # we do GET (by appending data to url) |
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60 if isinstance(data, str) or isinstance(data, unicode): |
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61 # if data is string then append |
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62 url = "%s?%s"%(url,data) |
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63 elif isinstance(data, dict) or isinstance(data, list) or isinstance(data, tuple): |
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64 # urlencode |
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65 url = "%s?%s"%(url,urllib.urlencode(data)) |
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66 |
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67 response = None |
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68 errmsg = None |
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69 for cnt in range(num_tries): |
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70 try: |
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71 logging.debug("getHttpData(#%s %ss) url=%s"%(cnt+1,timeout,url)) |
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72 if sys.version_info < (2, 6): |
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73 # set timeout on socket -- ugly :-( |
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74 import socket |
| 11 | 75 socket.setdefaulttimeout(float(timeout)) |
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76 response = urllib2.urlopen(url) |
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77 else: |
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78 response = urllib2.urlopen(url,timeout=float(timeout)) |
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79 # check result? |
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80 break |
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81 except urllib2.HTTPError, e: |
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82 logging.error("getHttpData: HTTP error(%s): %s"%(e.code,e)) |
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83 errmsg = str(e) |
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84 # stop trying |
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85 break |
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86 except urllib2.URLError, e: |
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87 logging.error("getHttpData: URLLIB error(%s): %s"%(e.reason,e)) |
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88 errmsg = str(e) |
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89 # stop trying |
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90 #break |
| 0 | 91 |
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92 if response is not None: |
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93 data = response.read() |
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94 response.close() |
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95 return data |
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96 |
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97 raise IOError("ERROR fetching HTTP data from %s: %s"%(url,errmsg)) |
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98 #return None |
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99 |
| 0 | 100 |
| 101 | |
| 2 | 102 ## |
| 103 ## documentViewer class | |
| 104 ## | |
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105 class documentViewer(Folder): |
| 0 | 106 """document viewer""" |
| 107 meta_type="Document viewer" | |
| 108 | |
| 109 security=ClassSecurityInfo() | |
| 2 | 110 manage_options=Folder.manage_options+( |
| 0 | 111 {'label':'main config','action':'changeDocumentViewerForm'}, |
| 112 ) | |
| 113 | |
| 2 | 114 # templates and forms |
| 115 viewer_main = PageTemplateFile('zpt/viewer_main', globals()) | |
| 116 toc_thumbs = PageTemplateFile('zpt/toc_thumbs', globals()) | |
| 117 toc_text = PageTemplateFile('zpt/toc_text', globals()) | |
| 118 toc_figures = PageTemplateFile('zpt/toc_figures', globals()) | |
| 119 page_main_images = PageTemplateFile('zpt/page_main_images', globals()) | |
| 120 page_main_text = PageTemplateFile('zpt/page_main_text', globals()) | |
| 121 page_main_text_dict = PageTemplateFile('zpt/page_main_text_dict', globals()) | |
| 122 page_main_xml = PageTemplateFile('zpt/page_main_xml', globals()) | |
| 123 head_main = PageTemplateFile('zpt/head_main', globals()) | |
| 124 docuviewer_css = PageTemplateFile('css/docuviewer.css', globals()) | |
| 125 info_xml = PageTemplateFile('zpt/info_xml', globals()) | |
| 0 | 126 |
| 2 | 127 |
| 128 thumbs_main_rss = PageTemplateFile('zpt/thumbs_main_rss', globals()) | |
| 129 security.declareProtected('View management screens','changeDocumentViewerForm') | |
| 130 changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals()) | |
| 131 | |
| 132 | |
| 133 def __init__(self,id,imageScalerUrl=None,textServerName=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=5,authgroups="mpiwg"): | |
| 0 | 134 """init document viewer""" |
| 135 self.id=id | |
| 136 self.title=title | |
| 2 | 137 self.thumbcols = thumbcols |
| 138 self.thumbrows = thumbrows | |
| 139 # authgroups is list of authorized groups (delimited by ,) | |
| 140 self.authgroups = [s.strip().lower() for s in authgroups.split(',')] | |
| 141 # create template folder so we can always use template.something | |
| 0 | 142 |
| 2 | 143 templateFolder = Folder('template') |
| 144 #self['template'] = templateFolder # Zope-2.12 style | |
| 145 self._setObject('template',templateFolder) # old style | |
| 146 try: | |
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147 import MpdlXmlTextServer |
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148 textServer = MpdlXmlTextServer(id='fulltextclient') |
| 2 | 149 #templateFolder['fulltextclient'] = xmlRpcClient |
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150 templateFolder._setObject('fulltextclient',textServer) |
| 2 | 151 except Exception, e: |
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152 logging.error("Unable to create MpdlXmlTextServer for fulltextclient: "+str(e)) |
| 2 | 153 try: |
| 154 from Products.zogiLib.zogiLib import zogiLib | |
| 155 zogilib = zogiLib(id="zogilib", title="zogilib for docuviewer", dlServerURL=imageScalerUrl, layout="book") | |
| 156 #templateFolder['zogilib'] = zogilib | |
| 157 templateFolder._setObject('zogilib',zogilib) | |
| 158 except Exception, e: | |
| 159 logging.error("Unable to create zogiLib for zogilib: "+str(e)) | |
| 160 | |
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161 |
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162 # proxy text server methods to fulltextclient |
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163 def getTextPage(self, **args): |
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164 """get page""" |
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165 return self.template.fulltextclient.getTextPage(**args) |
| 2 | 166 |
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167 def getQuery(self, **args): |
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168 """get query""" |
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169 return self.template.fulltextclient.getQuery(**args) |
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170 |
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171 def getSearch(self, **args): |
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172 """get search""" |
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173 return self.template.fulltextclient.getSearch(**args) |
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174 |
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175 def getNumPages(self, **args): |
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176 """get numpages""" |
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177 return self.template.fulltextclient.getNumPages(**args) |
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178 |
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179 def getTranslate(self, **args): |
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180 """get translate""" |
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181 return self.template.fulltextclient.getTranslate(**args) |
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182 |
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183 def getLemma(self, **args): |
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184 """get lemma""" |
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185 return self.template.fulltextclient.getLemma(**args) |
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186 |
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187 def getToc(self, **args): |
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188 """get toc""" |
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189 return self.template.fulltextclient.getToc(**args) |
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190 |
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191 def getTocPage(self, **args): |
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192 """get tocpage""" |
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193 return self.template.fulltextclient.getTocPage(**args) |
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194 |
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195 |
| 2 | 196 security.declareProtected('View','thumbs_rss') |
| 197 def thumbs_rss(self,mode,url,viewMode="auto",start=None,pn=1): | |
| 198 ''' | |
| 199 view it | |
| 200 @param mode: defines how to access the document behind url | |
| 201 @param url: url which contains display information | |
| 202 @param viewMode: if images display images, if text display text, default is images (text,images or auto) | |
| 203 | |
| 204 ''' | |
| 205 logging.debug("HHHHHHHHHHHHHH:load the rss") | |
| 206 logger("documentViewer (index)", logging.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn)) | |
| 0 | 207 |
| 2 | 208 if not hasattr(self, 'template'): |
| 209 # create template folder if it doesn't exist | |
| 210 self.manage_addFolder('template') | |
| 211 | |
| 212 if not self.digilibBaseUrl: | |
| 213 self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" | |
| 214 | |
| 215 docinfo = self.getDocinfo(mode=mode,url=url) | |
| 216 pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo) | |
| 217 pt = getattr(self.template, 'thumbs_main_rss') | |
| 218 | |
| 219 if viewMode=="auto": # automodus gewaehlt | |
| 220 if docinfo.get("textURL",'') and self.textViewerUrl: #texturl gesetzt und textViewer konfiguriert | |
| 221 viewMode="text" | |
| 222 else: | |
| 223 viewMode="images" | |
| 224 | |
| 225 return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode) | |
| 226 | |
| 227 security.declareProtected('View','index_html') | |
| 228 def index_html(self,url,mode="texttool",viewMode="auto",tocMode="thumbs",start=None,pn=1,mk=None, query=None, querySearch=None): | |
| 229 ''' | |
| 230 view it | |
| 231 @param mode: defines how to access the document behind url | |
| 232 @param url: url which contains display information | |
| 233 @param viewMode: if images display images, if text display text, default is auto (text,images or auto) | |
| 234 @param tocMode: type of 'table of contents' for navigation (thumbs, text, figures, none) | |
| 235 @param querySearch: type of different search modes (fulltext, fulltextMorph, xpath, xquery, ftIndex, ftIndexMorph, fulltextMorphLemma) | |
| 236 ''' | |
| 237 | |
| 238 logging.debug("documentViewer (index) mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn)) | |
| 239 | |
| 240 if not hasattr(self, 'template'): | |
| 241 # this won't work | |
| 242 logging.error("template folder missing!") | |
| 243 return "ERROR: template folder missing!" | |
| 244 | |
| 245 if not getattr(self, 'digilibBaseUrl', None): | |
| 246 self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" | |
| 247 | |
| 248 docinfo = self.getDocinfo(mode=mode,url=url) | |
| 0 | 249 |
| 250 | |
| 2 | 251 if tocMode != "thumbs": |
| 252 # get table of contents | |
| 253 docinfo = self.getToc(mode=tocMode, docinfo=docinfo) | |
| 254 | |
| 255 if viewMode=="auto": # automodus gewaehlt | |
| 256 if docinfo.get("textURL",''): #texturl gesetzt und textViewer konfiguriert | |
| 257 viewMode="text_dict" | |
| 258 else: | |
| 259 viewMode="images" | |
| 260 | |
| 261 pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo,viewMode=viewMode,tocMode=tocMode) | |
| 262 | |
| 263 pt = getattr(self.template, 'viewer_main') | |
| 264 return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode,mk=self.generateMarks(mk)) | |
| 265 | |
| 266 def generateMarks(self,mk): | |
| 0 | 267 ret="" |
| 2 | 268 if mk is None: |
| 269 return "" | |
| 270 if type(mk) is not ListType: | |
| 271 mk=[mk] | |
| 272 for m in mk: | |
| 273 ret+="mk=%s"%m | |
| 274 return ret | |
| 0 | 275 |
| 276 | |
| 2 | 277 def findDigilibUrl(self): |
| 278 """try to get the digilib URL from zogilib""" | |
| 279 url = self.template.zogilib.getDLBaseUrl() | |
| 280 return url | |
| 281 | |
| 282 def getDocumentViewerURL(self): | |
| 283 """returns the URL of this instance""" | |
| 284 return self.absolute_url() | |
| 285 | |
| 286 def getStyle(self, idx, selected, style=""): | |
| 287 """returns a string with the given style and append 'sel' if path == selected.""" | |
| 288 #logger("documentViewer (getstyle)", logging.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style)) | |
| 289 if idx == selected: | |
| 290 return style + 'sel' | |
| 291 else: | |
| 292 return style | |
| 293 | |
| 294 def getLink(self,param=None,val=None): | |
| 295 """link to documentviewer with parameter param set to val""" | |
| 296 params=self.REQUEST.form.copy() | |
| 297 if param is not None: | |
| 298 if val is None: | |
| 299 if params.has_key(param): | |
| 300 del params[param] | |
| 0 | 301 else: |
| 2 | 302 params[param] = str(val) |
| 303 | |
| 304 if params.get("mode", None) == "filepath": #wenn beim erst Aufruf filepath gesetzt wurde aendere das nun zu imagepath | |
| 305 params["mode"] = "imagepath" | |
| 306 params["url"] = getParentDir(params["url"]) | |
| 307 | |
| 308 # quote values and assemble into query string | |
| 309 ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()]) | |
| 310 url=self.REQUEST['URL1']+"?"+ps | |
| 311 return url | |
| 312 | |
| 313 def getLinkAmp(self,param=None,val=None): | |
| 314 """link to documentviewer with parameter param set to val""" | |
| 315 params=self.REQUEST.form.copy() | |
| 316 if param is not None: | |
| 317 if val is None: | |
| 318 if params.has_key(param): | |
| 319 del params[param] | |
| 320 else: | |
| 321 params[param] = str(val) | |
| 322 | |
| 323 # quote values and assemble into query string | |
| 4 | 324 logging.debug("XYXXXXX: %s"%repr(params.items())) |
| 2 | 325 ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()]) |
| 326 url=self.REQUEST['URL1']+"?"+ps | |
| 327 return url | |
| 328 | |
| 329 def getInfo_xml(self,url,mode): | |
| 330 """returns info about the document as XML""" | |
| 331 | |
| 332 if not self.digilibBaseUrl: | |
| 333 self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" | |
| 0 | 334 |
| 2 | 335 docinfo = self.getDocinfo(mode=mode,url=url) |
| 336 pt = getattr(self.template, 'info_xml') | |
| 337 return pt(docinfo=docinfo) | |
| 338 | |
| 339 | |
| 340 def isAccessible(self, docinfo): | |
| 341 """returns if access to the resource is granted""" | |
| 342 access = docinfo.get('accessType', None) | |
| 4 | 343 logging.debug("documentViewer (accessOK) access type %s"%access) |
| 2 | 344 if access is not None and access == 'free': |
| 4 | 345 logging.debug("documentViewer (accessOK) access is free") |
| 2 | 346 return True |
| 347 elif access is None or access in self.authgroups: | |
| 348 # only local access -- only logged in users | |
| 349 user = getSecurityManager().getUser() | |
| 350 if user is not None: | |
| 351 #print "user: ", user | |
| 352 return (user.getUserName() != "Anonymous User") | |
| 353 else: | |
| 354 return False | |
| 0 | 355 |
| 4 | 356 logging.debug("documentViewer (accessOK) unknown access type %s"%access) |
| 2 | 357 return False |
| 0 | 358 |
| 2 | 359 |
| 360 def getDirinfoFromDigilib(self,path,docinfo=None,cut=0): | |
| 361 """gibt param von dlInfo aus""" | |
| 362 if docinfo is None: | |
| 363 docinfo = {} | |
| 0 | 364 |
| 2 | 365 for x in range(cut): |
| 366 | |
| 367 path=getParentDir(path) | |
| 368 | |
| 369 infoUrl=self.digilibBaseUrl+"/dirInfo-xml.jsp?mo=dir&fn="+path | |
| 0 | 370 |
| 4 | 371 logging.debug("documentViewer (getparamfromdigilib) dirInfo from %s"%(infoUrl)) |
| 0 | 372 |
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373 txt = getHttpData(infoUrl) |
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374 if txt is None: |
| 2 | 375 raise IOError("Unable to get dir-info from %s"%(infoUrl)) |
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376 |
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377 dom = Parse(txt) |
| 2 | 378 sizes=dom.xpath("//dir/size") |
| 4 | 379 logging.debug("documentViewer (getparamfromdigilib) dirInfo:size"%sizes) |
| 0 | 380 |
| 2 | 381 if sizes: |
| 382 docinfo['numPages'] = int(getTextFromNode(sizes[0])) | |
| 383 else: | |
| 384 docinfo['numPages'] = 0 | |
| 385 | |
| 386 # TODO: produce and keep list of image names and numbers | |
| 387 | |
| 388 return docinfo | |
| 389 | |
| 390 | |
| 391 def getIndexMeta(self, url): | |
| 392 """returns dom of index.meta document at url""" | |
| 393 dom = None | |
| 394 metaUrl = None | |
| 395 if url.startswith("http://"): | |
| 396 # real URL | |
| 397 metaUrl = url | |
| 398 else: | |
| 399 # online path | |
| 400 server=self.digilibBaseUrl+"/servlet/Texter?fn=" | |
| 401 metaUrl=server+url.replace("/mpiwg/online","") | |
| 402 if not metaUrl.endswith("index.meta"): | |
| 403 metaUrl += "/index.meta" | |
| 404 | |
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405 logging.debug("(getIndexMeta): METAURL: %s"%metaUrl) |
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406 txt=getHttpData(metaUrl) |
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407 if txt is None: |
| 2 | 408 raise IOError("Unable to read index meta from %s"%(url)) |
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409 |
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410 dom = Parse(txt) |
| 2 | 411 return dom |
| 412 | |
| 413 def getPresentationInfoXML(self, url): | |
| 414 """returns dom of info.xml document at url""" | |
| 415 dom = None | |
| 416 metaUrl = None | |
| 417 if url.startswith("http://"): | |
| 418 # real URL | |
| 419 metaUrl = url | |
| 420 else: | |
| 421 # online path | |
| 422 server=self.digilibBaseUrl+"/servlet/Texter?fn=" | |
| 423 metaUrl=server+url.replace("/mpiwg/online","") | |
| 0 | 424 |
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425 txt=getHttpData(metaUrl) |
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426 if txt is None: |
| 2 | 427 raise IOError("Unable to read infoXMLfrom %s"%(url)) |
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428 |
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429 dom = Parse(txt) |
| 2 | 430 return dom |
| 431 | |
| 0 | 432 |
| 2 | 433 def getAuthinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0): |
| 434 """gets authorization info from the index.meta file at path or given by dom""" | |
| 4 | 435 logging.debug("documentViewer (getauthinfofromindexmeta) path: %s"%(path)) |
| 2 | 436 |
| 437 access = None | |
| 438 | |
| 439 if docinfo is None: | |
| 440 docinfo = {} | |
| 0 | 441 |
| 2 | 442 if dom is None: |
| 443 for x in range(cut): | |
| 444 path=getParentDir(path) | |
| 445 dom = self.getIndexMeta(path) | |
| 446 | |
| 447 acctype = dom.xpath("//access-conditions/access/@type") | |
| 448 if acctype and (len(acctype)>0): | |
| 449 access=acctype[0].value | |
| 450 if access in ['group', 'institution']: | |
| 451 access = getTextFromNode(dom.xpath("//access-conditions/access/name")[0]).lower() | |
| 452 | |
| 453 docinfo['accessType'] = access | |
| 454 return docinfo | |
| 0 | 455 |
| 2 | 456 |
| 457 def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0): | |
| 458 """gets bibliographical info from the index.meta file at path or given by dom""" | |
| 459 logging.debug("documentViewer (getbibinfofromindexmeta) path: %s"%(path)) | |
| 460 | |
| 461 if docinfo is None: | |
| 462 docinfo = {} | |
| 463 | |
| 464 if dom is None: | |
| 465 for x in range(cut): | |
| 466 path=getParentDir(path) | |
| 467 dom = self.getIndexMeta(path) | |
| 468 | |
| 469 logging.debug("documentViewer (getbibinfofromindexmeta cutted) path: %s"%(path)) | |
| 470 # put in all raw bib fields as dict "bib" | |
| 471 bib = dom.xpath("//bib/*") | |
| 472 if bib and len(bib)>0: | |
| 473 bibinfo = {} | |
| 474 for e in bib: | |
| 475 bibinfo[e.localName] = getTextFromNode(e) | |
| 476 docinfo['bib'] = bibinfo | |
| 0 | 477 |
| 2 | 478 # extract some fields (author, title, year) according to their mapping |
| 479 metaData=self.metadata.main.meta.bib | |
| 480 bibtype=dom.xpath("//bib/@type") | |
| 481 if bibtype and (len(bibtype)>0): | |
| 482 bibtype=bibtype[0].value | |
| 483 else: | |
| 484 bibtype="generic" | |
| 485 | |
| 486 bibtype=bibtype.replace("-"," ") # wrong typesiin index meta "-" instead of " " (not wrong! ROC) | |
| 487 docinfo['bib_type'] = bibtype | |
| 488 bibmap=metaData.generateMappingForType(bibtype) | |
| 489 # if there is no mapping bibmap is empty (mapping sometimes has empty fields) | |
| 490 if len(bibmap) > 0 and len(bibmap['author'][0]) > 0: | |
| 491 try: | |
| 492 docinfo['author']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['author'][0])[0]) | |
| 493 except: pass | |
| 494 try: | |
| 495 docinfo['title']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['title'][0])[0]) | |
| 496 except: pass | |
| 497 try: | |
| 498 docinfo['year']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['year'][0])[0]) | |
| 499 except: pass | |
| 500 logging.debug("documentViewer (getbibinfofromindexmeta) using mapping for %s"%bibtype) | |
| 501 try: | |
| 502 docinfo['lang']=getTextFromNode(dom.xpath("//bib/lang")[0]) | |
| 503 except: | |
| 504 docinfo['lang']='' | |
| 505 | |
| 506 return docinfo | |
| 0 | 507 |
| 508 | |
| 2 | 509 def getDocinfoFromTextTool(self, url, dom=None, docinfo=None): |
| 510 """parse texttool tag in index meta""" | |
| 4 | 511 logging.debug("documentViewer (getdocinfofromtexttool) url: %s" % (url)) |
| 2 | 512 if docinfo is None: |
| 513 docinfo = {} | |
| 514 if docinfo.get('lang', None) is None: | |
| 515 docinfo['lang'] = '' # default keine Sprache gesetzt | |
| 516 if dom is None: | |
| 517 dom = self.getIndexMeta(url) | |
| 518 | |
| 519 archivePath = None | |
| 520 archiveName = None | |
| 521 | |
| 522 archiveNames = dom.xpath("//resource/name") | |
| 523 if archiveNames and (len(archiveNames) > 0): | |
| 524 archiveName = getTextFromNode(archiveNames[0]) | |
| 525 else: | |
| 4 | 526 logging.warning("documentViewer (getdocinfofromtexttool) resource/name missing in: %s" % (url)) |
| 2 | 527 |
| 528 archivePaths = dom.xpath("//resource/archive-path") | |
| 529 if archivePaths and (len(archivePaths) > 0): | |
| 530 archivePath = getTextFromNode(archivePaths[0]) | |
| 531 # clean up archive path | |
| 532 if archivePath[0] != '/': | |
| 533 archivePath = '/' + archivePath | |
| 534 if archiveName and (not archivePath.endswith(archiveName)): | |
| 535 archivePath += "/" + archiveName | |
| 536 else: | |
| 537 # try to get archive-path from url | |
| 4 | 538 logging.warning("documentViewer (getdocinfofromtexttool) resource/archive-path missing in: %s" % (url)) |
| 2 | 539 if (not url.startswith('http')): |
| 540 archivePath = url.replace('index.meta', '') | |
| 541 | |
| 542 if archivePath is None: | |
| 543 # we balk without archive-path | |
| 544 raise IOError("Missing archive-path (for text-tool) in %s" % (url)) | |
| 0 | 545 |
| 2 | 546 imageDirs = dom.xpath("//texttool/image") |
| 547 if imageDirs and (len(imageDirs) > 0): | |
| 548 imageDir = getTextFromNode(imageDirs[0]) | |
| 549 | |
| 550 else: | |
| 551 # we balk with no image tag / not necessary anymore because textmode is now standard | |
| 552 #raise IOError("No text-tool info in %s"%(url)) | |
| 553 imageDir = "" | |
| 554 #xquery="//pb" | |
| 555 docinfo['imagePath'] = "" # keine Bilder | |
| 556 docinfo['imageURL'] = "" | |
| 557 | |
| 558 if imageDir and archivePath: | |
| 559 #print "image: ", imageDir, " archivepath: ", archivePath | |
| 560 imageDir = os.path.join(archivePath, imageDir) | |
| 561 imageDir = imageDir.replace("/mpiwg/online", '') | |
| 562 docinfo = self.getDirinfoFromDigilib(imageDir, docinfo=docinfo) | |
| 563 docinfo['imagePath'] = imageDir | |
| 564 | |
| 565 docinfo['imageURL'] = self.digilibBaseUrl + "/servlet/Scaler?fn=" + imageDir | |
| 566 | |
| 567 viewerUrls = dom.xpath("//texttool/digiliburlprefix") | |
| 568 if viewerUrls and (len(viewerUrls) > 0): | |
| 569 viewerUrl = getTextFromNode(viewerUrls[0]) | |
| 570 docinfo['viewerURL'] = viewerUrl | |
| 571 | |
| 572 textUrls = dom.xpath("//texttool/text") | |
| 573 if textUrls and (len(textUrls) > 0): | |
| 574 textUrl = getTextFromNode(textUrls[0]) | |
| 575 if urlparse.urlparse(textUrl)[0] == "": #keine url | |
| 576 textUrl = os.path.join(archivePath, textUrl) | |
| 577 # fix URLs starting with /mpiwg/online | |
| 578 if textUrl.startswith("/mpiwg/online"): | |
| 579 textUrl = textUrl.replace("/mpiwg/online", '', 1) | |
| 580 | |
| 581 docinfo['textURL'] = textUrl | |
| 582 | |
| 583 textUrls = dom.xpath("//texttool/text-url-path") | |
| 584 if textUrls and (len(textUrls) > 0): | |
| 585 textUrl = getTextFromNode(textUrls[0]) | |
| 586 docinfo['textURLPath'] = textUrl | |
| 587 if not docinfo['imagePath']: | |
| 588 # text-only, no page images | |
| 589 docinfo = self.getNumPages(docinfo) #im moment einfach auf eins setzen, navigation ueber die thumbs geht natuerlich nicht | |
| 590 | |
| 591 presentationUrls = dom.xpath("//texttool/presentation") | |
| 592 docinfo = self.getBibinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get info von bib tag | |
| 593 | |
| 594 if presentationUrls and (len(presentationUrls) > 0): # ueberschreibe diese durch presentation informationen | |
| 595 # presentation url ergiebt sich ersetzen von index.meta in der url der fuer die Metadaten | |
| 596 # durch den relativen Pfad auf die presentation infos | |
| 597 presentationPath = getTextFromNode(presentationUrls[0]) | |
| 598 if url.endswith("index.meta"): | |
| 599 presentationUrl = url.replace('index.meta', presentationPath) | |
| 600 else: | |
| 601 presentationUrl = url + "/" + presentationPath | |
| 602 | |
| 603 docinfo = self.getBibinfoFromTextToolPresentation(presentationUrl, docinfo=docinfo, dom=dom) | |
| 0 | 604 |
| 2 | 605 docinfo = self.getAuthinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get access info |
| 0 | 606 |
| 2 | 607 return docinfo |
| 608 | |
| 609 | |
| 610 def getBibinfoFromTextToolPresentation(self,url,docinfo=None,dom=None): | |
| 611 """gets the bibliographical information from the preseantion entry in texttools | |
| 612 """ | |
| 613 dom=self.getPresentationInfoXML(url) | |
| 614 try: | |
| 615 docinfo['author']=getTextFromNode(dom.xpath("//author")[0]) | |
| 616 except: | |
| 617 pass | |
| 618 try: | |
| 619 docinfo['title']=getTextFromNode(dom.xpath("//title")[0]) | |
| 620 except: | |
| 621 pass | |
| 622 try: | |
| 623 docinfo['year']=getTextFromNode(dom.xpath("//date")[0]) | |
| 624 except: | |
| 625 pass | |
| 626 return docinfo | |
| 627 | |
| 628 def getDocinfoFromImagePath(self,path,docinfo=None,cut=0): | |
| 629 """path ist the path to the images it assumes that the index.meta file is one level higher.""" | |
| 4 | 630 logging.debug("documentViewer (getdocinfofromimagepath) path: %s"%(path)) |
| 2 | 631 if docinfo is None: |
| 632 docinfo = {} | |
| 633 path=path.replace("/mpiwg/online","") | |
| 634 docinfo['imagePath'] = path | |
| 635 docinfo=self.getDirinfoFromDigilib(path,docinfo=docinfo,cut=cut) | |
| 636 | |
| 637 pathorig=path | |
| 638 for x in range(cut): | |
| 639 path=getParentDir(path) | |
| 4 | 640 logging.debug("documentViewer (getdocinfofromimagepath) PATH:"+path) |
| 2 | 641 imageUrl=self.digilibBaseUrl+"/servlet/Scaler?fn="+path |
| 642 docinfo['imageURL'] = imageUrl | |
| 0 | 643 |
| 2 | 644 #path ist the path to the images it assumes that the index.meta file is one level higher. |
| 645 docinfo = self.getBibinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1) | |
| 646 docinfo = self.getAuthinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1) | |
| 647 return docinfo | |
| 648 | |
| 649 | |
| 650 def getDocinfo(self, mode, url): | |
| 651 """returns docinfo depending on mode""" | |
| 4 | 652 logging.debug("documentViewer (getdocinfo) mode: %s, url: %s"%(mode,url)) |
| 2 | 653 # look for cached docinfo in session |
| 654 if self.REQUEST.SESSION.has_key('docinfo'): | |
| 655 docinfo = self.REQUEST.SESSION['docinfo'] | |
| 656 # check if its still current | |
| 657 if docinfo is not None and docinfo.get('mode') == mode and docinfo.get('url') == url: | |
| 4 | 658 logging.debug("documentViewer (getdocinfo) docinfo in session: %s"%docinfo) |
| 2 | 659 return docinfo |
| 660 # new docinfo | |
| 661 docinfo = {'mode': mode, 'url': url} | |
| 662 if mode=="texttool": #index.meta with texttool information | |
| 663 docinfo = self.getDocinfoFromTextTool(url, docinfo=docinfo) | |
| 664 elif mode=="imagepath": | |
| 665 docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo) | |
| 666 elif mode=="filepath": | |
| 667 docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo,cut=1) | |
| 668 else: | |
| 4 | 669 logging.error("documentViewer (getdocinfo) unknown mode: %s!"%mode) |
| 2 | 670 raise ValueError("Unknown mode %s! Has to be one of 'texttool','imagepath','filepath'."%(mode)) |
| 671 | |
| 4 | 672 logging.debug("documentViewer (getdocinfo) docinfo: %s"%docinfo) |
| 2 | 673 self.REQUEST.SESSION['docinfo'] = docinfo |
| 674 return docinfo | |
| 675 | |
| 676 def getPageinfo(self, current, start=None, rows=None, cols=None, docinfo=None, viewMode=None, tocMode=None): | |
| 677 """returns pageinfo with the given parameters""" | |
| 678 pageinfo = {} | |
| 679 current = getInt(current) | |
| 680 pageinfo['current'] = current | |
| 681 rows = int(rows or self.thumbrows) | |
| 682 pageinfo['rows'] = rows | |
| 683 cols = int(cols or self.thumbcols) | |
| 684 pageinfo['cols'] = cols | |
| 685 grpsize = cols * rows | |
| 686 pageinfo['groupsize'] = grpsize | |
| 687 start = getInt(start, default=(math.ceil(float(current)/float(grpsize))*grpsize-(grpsize-1))) | |
| 688 # int(current / grpsize) * grpsize +1)) | |
| 689 pageinfo['start'] = start | |
| 690 pageinfo['end'] = start + grpsize | |
| 691 if (docinfo is not None) and ('numPages' in docinfo): | |
| 692 np = int(docinfo['numPages']) | |
| 693 pageinfo['end'] = min(pageinfo['end'], np) | |
| 694 pageinfo['numgroups'] = int(np / grpsize) | |
| 695 if np % grpsize > 0: | |
| 696 pageinfo['numgroups'] += 1 | |
| 697 pageinfo['viewMode'] = viewMode | |
| 698 pageinfo['tocMode'] = tocMode | |
| 699 pageinfo['query'] = self.REQUEST.get('query',' ') | |
| 700 pageinfo['queryType'] = self.REQUEST.get('queryType',' ') | |
| 701 pageinfo['querySearch'] =self.REQUEST.get('querySearch', 'fulltext') | |
| 702 pageinfo['textPN'] = self.REQUEST.get('textPN','1') | |
| 703 pageinfo['highlightQuery'] = self.REQUEST.get('highlightQuery','') | |
| 704 pageinfo['tocPageSize'] = self.REQUEST.get('tocPageSize', '30') | |
| 705 pageinfo['queryPageSize'] =self.REQUEST.get('queryPageSize', '10') | |
| 706 pageinfo['tocPN'] = self.REQUEST.get('tocPN', '1') | |
| 707 toc = int (pageinfo['tocPN']) | |
| 708 pageinfo['textPages'] =int (toc) | |
| 0 | 709 |
| 2 | 710 if 'tocSize_%s'%tocMode in docinfo: |
| 711 tocSize = int(docinfo['tocSize_%s'%tocMode]) | |
| 712 tocPageSize = int(pageinfo['tocPageSize']) | |
| 713 # cached toc | |
| 714 if tocSize%tocPageSize>0: | |
| 715 tocPages=tocSize/tocPageSize+1 | |
| 716 else: | |
| 717 tocPages=tocSize/tocPageSize | |
| 718 pageinfo['tocPN'] = min (tocPages,toc) | |
| 719 pageinfo['searchPN'] =self.REQUEST.get('searchPN','1') | |
| 720 pageinfo['sn'] =self.REQUEST.get('sn','') | |
| 721 return pageinfo | |
| 722 | |
| 723 def changeDocumentViewer(self,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=5,authgroups='mpiwg',RESPONSE=None): | |
| 724 """init document viewer""" | |
| 725 self.title=title | |
| 726 self.digilibBaseUrl = digilibBaseUrl | |
| 727 self.thumbrows = thumbrows | |
| 728 self.thumbcols = thumbcols | |
| 729 self.authgroups = [s.strip().lower() for s in authgroups.split(',')] | |
| 730 if RESPONSE is not None: | |
| 731 RESPONSE.redirect('manage_main') | |
| 732 | |
| 0 | 733 def manage_AddDocumentViewerForm(self): |
| 734 """add the viewer form""" | |
| 2 | 735 pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self) |
| 0 | 736 return pt() |
| 737 | |
| 2 | 738 def manage_AddDocumentViewer(self,id,imageScalerUrl="",textServerName="",title="",RESPONSE=None): |
| 0 | 739 """add the viewer""" |
| 2 | 740 newObj=documentViewer(id,imageScalerUrl=imageScalerUrl,title=title,textServerName=textServerName) |
| 0 | 741 self._setObject(id,newObj) |
| 742 | |
| 743 if RESPONSE is not None: | |
| 744 RESPONSE.redirect('manage_main') | |
| 2 | 745 |
| 746 ## DocumentViewerTemplate class | |
| 747 class DocumentViewerTemplate(ZopePageTemplate): | |
| 748 """Template for document viewer""" | |
| 749 meta_type="DocumentViewer Template" | |
| 750 | |
| 751 | |
| 752 def manage_addDocumentViewerTemplateForm(self): | |
| 753 """Form for adding""" | |
| 754 pt=PageTemplateFile('zpt/addDocumentViewerTemplate', globals()).__of__(self) | |
| 755 return pt() | |
| 756 | |
| 757 def manage_addDocumentViewerTemplate(self, id='viewer_main', title=None, text=None, | |
| 758 REQUEST=None, submit=None): | |
| 759 "Add a Page Template with optional file content." | |
| 760 | |
| 761 self._setObject(id, DocumentViewerTemplate(id)) | |
| 762 ob = getattr(self, id) | |
| 763 txt=file(os.path.join(package_home(globals()),'zpt/viewer_main.zpt'),'r').read() | |
| 764 logging.info("txt %s:"%txt) | |
| 765 ob.pt_edit(txt,"text/html") | |
| 766 if title: | |
| 767 ob.pt_setTitle(title) | |
| 768 try: | |
| 769 u = self.DestinationURL() | |
| 770 except AttributeError: | |
| 771 u = REQUEST['URL1'] | |
| 772 | |
| 773 u = "%s/%s" % (u, urllib.quote(id)) | |
| 774 REQUEST.RESPONSE.redirect(u+'/manage_main') | |
| 775 return '' | |
| 776 | |
| 777 | |
| 778 |