Mercurial > hg > documentViewer
annotate documentViewer.py @ 541:c4cc01b104d7
better metadata display for index page.
| author | casties |
|---|---|
| date | Mon, 20 Aug 2012 20:13:56 +0200 |
| parents | dbf25bd05fc6 |
| children | 6cdc31e9ed8e |
| rev | line source |
|---|---|
| 0 | 1 from OFS.Folder import Folder |
| 2 from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate | |
| 486 | 3 from Products.PageTemplates.PageTemplateFile import PageTemplateFile |
| 487 | 4 from App.ImageFile import ImageFile |
| 0 | 5 from AccessControl import ClassSecurityInfo |
| 32 | 6 from AccessControl import getSecurityManager |
| 0 | 7 from Globals import package_home |
| 8 | |
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9 import xml.etree.ElementTree as ET |
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10 |
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11 import os |
| 31 | 12 import sys |
| 0 | 13 import urllib |
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14 import logging |
| 61 | 15 import math |
| 46 | 16 import urlparse |
| 174 | 17 import re |
| 389 | 18 import string |
| 526 | 19 import json |
| 231 | 20 |
| 541 | 21 from Products.MetaDataProvider import MetaDataFolder |
| 22 | |
| 514 | 23 from SrvTxtUtils import getInt, utf8ify, getText, getHttpData, refreshingImageFileIndexHtml |
| 52 | 24 |
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25 def serializeNode(node, encoding="utf-8"): |
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26 """returns a string containing node as XML""" |
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27 s = ET.tostring(node) |
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28 |
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29 # 4Suite: |
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30 # stream = cStringIO.StringIO() |
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31 # Ft.Xml.Domlette.Print(node, stream=stream, encoding=encoding) |
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32 # s = stream.getvalue() |
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33 # stream.close() |
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34 return s |
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35 |
| 387 | 36 def browserCheck(self): |
| 37 """check the browsers request to find out the browser type""" | |
| 38 bt = {} | |
| 39 ua = self.REQUEST.get_header("HTTP_USER_AGENT") | |
| 40 bt['ua'] = ua | |
| 41 bt['isIE'] = False | |
| 42 bt['isN4'] = False | |
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43 bt['versFirefox']="" |
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44 bt['versIE']="" |
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45 bt['versSafariChrome']="" |
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46 bt['versOpera']="" |
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47 |
| 387 | 48 if string.find(ua, 'MSIE') > -1: |
| 49 bt['isIE'] = True | |
| 50 else: | |
| 51 bt['isN4'] = (string.find(ua, 'Mozilla/4.') > -1) | |
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52 # Safari oder Chrome identification |
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53 try: |
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54 nav = ua[string.find(ua, '('):] |
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55 nav1=ua[string.find(ua,')'):] |
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56 nav2=nav1[string.find(nav1,'('):] |
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57 nav3=nav2[string.find(nav2,')'):] |
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58 ie = string.split(nav, "; ")[1] |
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59 ie1 =string.split(nav1, " ")[2] |
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60 ie2 =string.split(nav3, " ")[1] |
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61 ie3 =string.split(nav3, " ")[2] |
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62 if string.find(ie3, "Safari") >-1: |
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63 bt['versSafariChrome']=string.split(ie2, "/")[1] |
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64 except: pass |
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65 # IE identification |
| 387 | 66 try: |
| 67 nav = ua[string.find(ua, '('):] | |
| 68 ie = string.split(nav, "; ")[1] | |
| 69 if string.find(ie, "MSIE") > -1: | |
| 70 bt['versIE'] = string.split(ie, " ")[1] | |
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71 except:pass |
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72 # Firefox identification |
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73 try: |
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74 nav = ua[string.find(ua, '('):] |
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75 nav1=ua[string.find(ua,')'):] |
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76 if string.find(ie1, "Firefox") >-1: |
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77 nav5= string.split(ie1, "/")[1] |
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78 logging.debug("FIREFOX: %s"%(nav5)) |
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79 bt['versFirefox']=nav5[0:3] |
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80 except:pass |
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81 #Opera identification |
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82 try: |
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83 if string.find(ua,"Opera") >-1: |
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84 nav = ua[string.find(ua, '('):] |
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85 nav1=nav[string.find(nav,')'):] |
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86 bt['versOpera']=string.split(nav1,"/")[2] |
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87 except:pass |
| 387 | 88 |
| 89 bt['isMac'] = string.find(ua, 'Macintosh') > -1 | |
| 90 bt['isWin'] = string.find(ua, 'Windows') > -1 | |
| 91 bt['isIEWin'] = bt['isIE'] and bt['isWin'] | |
| 92 bt['isIEMac'] = bt['isIE'] and bt['isMac'] | |
| 93 bt['staticHTML'] = False | |
| 94 | |
| 95 return bt | |
| 234 | 96 |
| 464 | 97 def getParentPath(path, cnt=1): |
| 98 """returns pathname shortened by cnt""" | |
| 99 # make sure path doesn't end with / | |
| 100 path = path.rstrip('/') | |
| 101 # split by /, shorten, and reassemble | |
| 102 return '/'.join(path.split('/')[0:-cnt]) | |
| 103 | |
| 22 | 104 ## |
| 105 ## documentViewer class | |
| 106 ## | |
| 107 class documentViewer(Folder): | |
| 0 | 108 """document viewer""" |
| 109 meta_type="Document viewer" | |
| 110 | |
| 111 security=ClassSecurityInfo() | |
| 22 | 112 manage_options=Folder.manage_options+( |
| 507 | 113 {'label':'Configuration','action':'changeDocumentViewerForm'}, |
| 0 | 114 ) |
| 463 | 115 |
| 116 metadataService = None | |
| 117 """MetaDataFolder instance""" | |
| 525 | 118 |
| 0 | 119 |
| 525 | 120 # |
| 22 | 121 # templates and forms |
| 525 | 122 # |
| 123 # viewMode templates | |
| 479 | 124 viewer_text = PageTemplateFile('zpt/viewer_text', globals()) |
| 503 | 125 viewer_xml = PageTemplateFile('zpt/viewer_xml', globals()) |
| 483 | 126 viewer_images = PageTemplateFile('zpt/viewer_images', globals()) |
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127 viewer_index = PageTemplateFile('zpt/viewer_index', globals()) |
| 528 | 128 viewer_thumbs = PageTemplateFile('zpt/viewer_thumbs', globals()) |
| 525 | 129 # available layer types |
| 526 | 130 builtinLayers = {'text': ['dict','search','gis','annotator'], |
| 131 'xml': None, 'images': None, 'index': None} | |
| 132 availableLayers = builtinLayers; | |
| 525 | 133 # layer templates |
| 526 | 134 layer_text_dict = PageTemplateFile('zpt/layer_text_dict', globals()) |
| 135 layer_text_search = PageTemplateFile('zpt/layer_text_search', globals()) | |
| 525 | 136 layer_text_annotator = PageTemplateFile('zpt/layer_text_annotator', globals()) |
| 137 layer_text_gis = PageTemplateFile('zpt/layer_text_gis', globals()) | |
| 138 # toc templates | |
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139 toc_thumbs = PageTemplateFile('zpt/toc_thumbs', globals()) |
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140 toc_text = PageTemplateFile('zpt/toc_text', globals()) |
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141 toc_figures = PageTemplateFile('zpt/toc_figures', globals()) |
| 526 | 142 toc_concordance = PageTemplateFile('zpt/toc_concordance', globals()) |
| 491 | 143 toc_none = PageTemplateFile('zpt/toc_none', globals()) |
| 525 | 144 # other templates |
| 501 | 145 common_template = PageTemplateFile('zpt/common_template', globals()) |
| 57 | 146 info_xml = PageTemplateFile('zpt/info_xml', globals()) |
| 487 | 147 docuviewer_css = ImageFile('css/docuviewer.css',globals()) |
| 532 | 148 # make docuviewer_css refreshable for development |
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149 docuviewer_css.index_html = refreshingImageFileIndexHtml |
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150 docuviewer_ie_css = ImageFile('css/docuviewer_ie.css',globals()) |
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151 # make docuviewer_ie_css refreshable for development |
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152 docuviewer_ie_css.index_html = refreshingImageFileIndexHtml |
| 501 | 153 jquery_js = ImageFile('js/jquery.js',globals()) |
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154 |
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155 |
| 95 | 156 def __init__(self,id,imageScalerUrl=None,textServerName=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=5,authgroups="mpiwg"): |
| 0 | 157 """init document viewer""" |
| 158 self.id=id | |
| 159 self.title=title | |
| 25 | 160 self.thumbcols = thumbcols |
| 161 self.thumbrows = thumbrows | |
| 32 | 162 # authgroups is list of authorized groups (delimited by ,) |
| 163 self.authgroups = [s.strip().lower() for s in authgroups.split(',')] | |
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164 # create template folder so we can always use template.something |
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165 |
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166 templateFolder = Folder('template') |
| 498 | 167 self['template'] = templateFolder # Zope-2.12 style |
| 168 #self._setObject('template',templateFolder) # old style | |
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169 try: |
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170 import MpdlXmlTextServer |
| 132 | 171 textServer = MpdlXmlTextServer.MpdlXmlTextServer(id='fulltextclient',serverName=textServerName) |
| 498 | 172 templateFolder['fulltextclient'] = textServer |
| 173 #templateFolder._setObject('fulltextclient',textServer) | |
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174 except Exception, e: |
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175 logging.error("Unable to create MpdlXmlTextServer for fulltextclient: "+str(e)) |
| 463 | 176 |
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177 try: |
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178 from Products.zogiLib.zogiLib import zogiLib |
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179 zogilib = zogiLib(id="zogilib", title="zogilib for docuviewer", dlServerURL=imageScalerUrl, layout="book") |
| 498 | 180 templateFolder['zogilib'] = zogilib |
| 181 #templateFolder._setObject('zogilib',zogilib) | |
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182 except Exception, e: |
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183 logging.error("Unable to create zogiLib for zogilib: "+str(e)) |
| 463 | 184 |
| 185 try: | |
| 186 # assume MetaDataFolder instance is called metadata | |
| 187 self.metadataService = getattr(self, 'metadata') | |
| 188 except Exception, e: | |
| 189 logging.error("Unable to find MetaDataFolder 'metadata': "+str(e)) | |
| 190 | |
| 477 | 191 if digilibBaseUrl is not None: |
| 192 self.digilibBaseUrl = digilibBaseUrl | |
| 193 | |
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194 |
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195 # proxy text server methods to fulltextclient |
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196 def getTextPage(self, **args): |
| 498 | 197 """returns full text content of page""" |
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198 return self.template.fulltextclient.getTextPage(**args) |
| 22 | 199 |
| 508 | 200 def getSearchResults(self, **args): |
| 201 """loads list of search results and stores XML in docinfo""" | |
| 202 return self.template.fulltextclient.getSearchResults(**args) | |
| 203 | |
| 204 def getResultsPage(self, **args): | |
| 205 """returns one page of the search results""" | |
| 206 return self.template.fulltextclient.getResultsPage(**args) | |
| 207 | |
| 516 | 208 def getTextInfo(self, **args): |
| 209 """returns document info from the text server""" | |
| 210 return self.template.fulltextclient.getTextInfo(**args) | |
| 211 | |
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212 def getToc(self, **args): |
| 508 | 213 """loads table of contents and stores XML in docinfo""" |
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214 return self.template.fulltextclient.getToc(**args) |
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215 |
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216 def getTocPage(self, **args): |
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217 """returns one page of the table of contents""" |
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218 return self.template.fulltextclient.getTocPage(**args) |
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219 |
| 506 | 220 def getPlacesOnPage(self, **args): |
| 221 """get list of gis places on one page""" | |
| 222 return self.template.fulltextclient.getPlacesOnPage(**args) | |
| 307 | 223 |
| 498 | 224 #WTF? |
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225 thumbs_main_rss = PageTemplateFile('zpt/thumbs_main_rss', globals()) |
| 68 | 226 security.declareProtected('View','thumbs_rss') |
| 227 def thumbs_rss(self,mode,url,viewMode="auto",start=None,pn=1): | |
| 228 ''' | |
| 229 view it | |
| 230 @param mode: defines how to access the document behind url | |
| 231 @param url: url which contains display information | |
| 232 @param viewMode: if images display images, if text display text, default is images (text,images or auto) | |
| 233 | |
| 234 ''' | |
| 167 | 235 logging.debug("HHHHHHHHHHHHHH:load the rss") |
| 458 | 236 logging.debug("documentViewer (index) mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn)) |
| 68 | 237 |
| 238 if not hasattr(self, 'template'): | |
| 239 # create template folder if it doesn't exist | |
| 240 self.manage_addFolder('template') | |
| 241 | |
| 242 if not self.digilibBaseUrl: | |
| 243 self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" | |
| 244 | |
| 245 docinfo = self.getDocinfo(mode=mode,url=url) | |
| 338 | 246 #pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo) |
| 345 | 247 pageinfo = self.getPageinfo(start=start,current=pn, docinfo=docinfo) |
| 331 | 248 ''' ZDES ''' |
| 68 | 249 pt = getattr(self.template, 'thumbs_main_rss') |
| 250 | |
| 251 if viewMode=="auto": # automodus gewaehlt | |
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252 if docinfo.has_key("textURL") or docinfo.get('textURLPath',None): #texturl gesetzt und textViewer konfiguriert |
| 68 | 253 viewMode="text" |
| 254 else: | |
| 255 viewMode="images" | |
| 256 | |
| 257 return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode) | |
| 465 | 258 |
| 68 | 259 |
| 22 | 260 security.declareProtected('View','index_html') |
| 503 | 261 def index_html(self,url,mode="texttool",viewMode="auto",viewLayer=None,tocMode="thumbs",start=1,pn=1): |
| 464 | 262 """ |
| 471 | 263 view page |
| 264 @param url: url which contains display information | |
| 57 | 265 @param mode: defines how to access the document behind url |
| 503 | 266 @param viewMode: 'images': display images, 'text': display text, 'xml': display xml, default is 'auto' |
| 267 @param viewLayer: sub-type of viewMode, e.g. 'dict' for viewMode='text' | |
| 99 | 268 @param tocMode: type of 'table of contents' for navigation (thumbs, text, figures, none) |
| 464 | 269 """ |
| 0 | 270 |
| 503 | 271 logging.debug("documentViewer(index_html) mode=%s url=%s viewMode=%s viewLayer=%s start=%s pn=%s"%(mode,url,viewMode,viewLayer,start,pn)) |
| 22 | 272 |
| 273 if not hasattr(self, 'template'): | |
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274 # this won't work |
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275 logging.error("template folder missing!") |
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276 return "ERROR: template folder missing!" |
| 22 | 277 |
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278 if not getattr(self, 'digilibBaseUrl', None): |
| 132 | 279 self.digilibBaseUrl = self.findDigilibUrl() or "http://digilib.mpiwg-berlin.mpg.de/digitallibrary" |
| 22 | 280 |
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281 docinfo = self.getDocinfo(mode=mode,url=url,tocMode=tocMode) |
| 97 | 282 |
| 471 | 283 # auto viewMode: text if there is a text else images |
| 455 | 284 if viewMode=="auto": |
| 530 | 285 if docinfo.get('textURLPath', None): |
| 286 # docinfo.get('textURL', None) not implemented yet | |
| 471 | 287 viewMode = "text" |
| 508 | 288 if viewLayer is None: |
| 289 viewLayer = "dict" | |
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290 else: |
| 471 | 291 viewMode = "images" |
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292 |
| 474 | 293 elif viewMode == "text_dict": |
| 294 # legacy fix | |
| 295 viewMode = "text" | |
| 503 | 296 viewLayer = "dict" |
| 474 | 297 |
| 503 | 298 pageinfo = self.getPageinfo(start=start, current=pn, docinfo=docinfo, viewMode=viewMode, viewLayer=viewLayer, tocMode=tocMode) |
| 469 | 299 |
| 475 | 300 # get template /template/viewer_$viewMode |
| 301 pt = getattr(self.template, 'viewer_%s'%viewMode, None) | |
| 302 if pt is None: | |
| 303 logging.error("No template for viewMode=%s!"%viewMode) | |
| 304 # TODO: error page? | |
| 305 return "No template for viewMode=%s!"%viewMode | |
| 306 | |
| 455 | 307 # and execute with parameters |
| 471 | 308 return pt(docinfo=docinfo, pageinfo=pageinfo) |
| 0 | 309 |
| 506 | 310 #WTF? |
| 74 | 311 def generateMarks(self,mk): |
| 312 ret="" | |
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313 if mk is None: |
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314 return "" |
| 134 | 315 if not isinstance(mk, list): |
| 132 | 316 mk=[mk] |
| 74 | 317 for m in mk: |
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318 ret+="mk=%s"%m |
| 74 | 319 return ret |
| 389 | 320 |
| 321 | |
| 525 | 322 def getAvailableLayers(self): |
| 323 """returns dict with list of available layers per viewMode""" | |
| 324 return self.availableLayers | |
| 325 | |
| 387 | 326 def getBrowser(self): |
| 327 """getBrowser the version of browser """ | |
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328 bt = browserCheck(self) |
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329 logging.debug("BROWSER VERSION: %s"%(bt)) |
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330 return bt |
| 387 | 331 |
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332 def findDigilibUrl(self): |
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333 """try to get the digilib URL from zogilib""" |
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334 url = self.template.zogilib.getDLBaseUrl() |
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335 return url |
| 480 | 336 |
| 337 def getScalerUrl(self, fn=None, pn=None, dw=100, dh=100, docinfo=None): | |
| 338 """returns URL to digilib Scaler with params""" | |
| 339 url = None | |
| 340 if docinfo is not None: | |
| 341 url = docinfo.get('imageURL', None) | |
| 342 | |
| 343 if url is None: | |
| 344 url = "%s/servlet/Scaler?"%self.digilibBaseUrl | |
| 345 if fn is None and docinfo is not None: | |
| 346 fn = docinfo.get('imagePath','') | |
| 347 | |
| 348 url += "fn=%s"%fn | |
| 349 | |
| 350 if pn: | |
| 351 url += "&pn=%s"%pn | |
| 352 | |
| 353 url += "&dw=%s&dh=%s"%(dw,dh) | |
| 354 return url | |
| 126 | 355 |
| 356 def getDocumentViewerURL(self): | |
| 357 """returns the URL of this instance""" | |
| 358 return self.absolute_url() | |
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359 |
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360 def getStyle(self, idx, selected, style=""): |
| 480 | 361 """returns a string with the given style and append 'sel' if idx == selected.""" |
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362 #logger("documentViewer (getstyle)", logging.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style)) |
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363 if idx == selected: |
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364 return style + 'sel' |
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365 else: |
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366 return style |
| 74 | 367 |
| 478 | 368 def getParams(self, param=None, val=None, params=None, duplicates=None): |
| 469 | 369 """returns dict with URL parameters. |
| 370 | |
| 371 Takes URL parameters and additionally param=val or dict params. | |
| 372 Deletes key if value is None.""" | |
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373 # copy existing request params |
| 469 | 374 newParams=self.REQUEST.form.copy() |
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375 # change single param |
| 25 | 376 if param is not None: |
| 31 | 377 if val is None: |
| 469 | 378 if newParams.has_key(param): |
| 379 del newParams[param] | |
| 25 | 380 else: |
| 469 | 381 newParams[param] = str(val) |
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382 |
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383 # change more params |
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384 if params is not None: |
| 478 | 385 for (k, v) in params.items(): |
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386 if v is None: |
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387 # val=None removes param |
| 469 | 388 if newParams.has_key(k): |
| 389 del newParams[k] | |
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390 |
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391 else: |
| 469 | 392 newParams[k] = v |
| 478 | 393 |
| 394 if duplicates: | |
| 395 # eliminate lists (coming from duplicate keys) | |
| 396 for (k,v) in newParams.items(): | |
| 397 if isinstance(v, list): | |
| 398 if duplicates == 'comma': | |
| 399 # make comma-separated list of non-empty entries | |
| 400 newParams[k] = ','.join([t for t in v if t]) | |
| 401 elif duplicates == 'first': | |
| 402 # take first non-empty entry | |
| 403 newParams[k] = [t for t in v if t][0] | |
| 404 | |
| 469 | 405 return newParams |
| 406 | |
| 478 | 407 def getLink(self, param=None, val=None, params=None, baseUrl=None, paramSep='&', duplicates='comma'): |
| 469 | 408 """returns URL to documentviewer with parameter param set to val or from dict params""" |
| 478 | 409 urlParams = self.getParams(param=param, val=val, params=params, duplicates=duplicates) |
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410 # quote values and assemble into query string (not escaping '/') |
| 514 | 411 ps = paramSep.join(["%s=%s"%(k, urllib.quote_plus(utf8ify(v), '/')) for (k, v) in urlParams.items()]) |
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412 if baseUrl is None: |
| 469 | 413 baseUrl = self.getDocumentViewerURL() |
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414 |
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415 url = "%s?%s"%(baseUrl, ps) |
| 25 | 416 return url |
| 417 | |
| 478 | 418 def getLinkAmp(self, param=None, val=None, params=None, baseUrl=None, duplicates='comma'): |
| 68 | 419 """link to documentviewer with parameter param set to val""" |
| 478 | 420 return self.getLink(param=param, val=val, params=params, baseUrl=baseUrl, paramSep='&', duplicates=duplicates) |
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421 |
| 526 | 422 |
| 423 def setAvailableLayers(self, newLayerString=None): | |
| 424 """sets availableLayers to newLayerString or tries to autodetect available layers. | |
| 425 assumes layer templates have the form layer_{m}_{l} for layer l in mode m. | |
| 426 newLayerString is parsed as JSON.""" | |
| 427 if newLayerString is not None: | |
| 428 try: | |
| 429 layers = json.loads(newLayerString) | |
| 430 if 'text' in layers and 'images' in layers: | |
| 431 self.availableLayers = layers | |
| 432 return | |
| 433 except: | |
| 434 pass | |
| 435 | |
| 436 logging.error("invalid layers=%s! autodetecting..."%repr(newLayerString)) | |
| 437 | |
| 438 # start with builtin layers | |
| 439 self.availableLayers = self.builtinLayers.copy() | |
| 440 # add layers from templates | |
| 441 for t in self.template: | |
| 442 if t.startswith('layer_'): | |
| 443 try: | |
| 444 (x, m, l) = t.split('_', 3) | |
| 445 if m not in self.availableLayers: | |
| 446 # mode m doesn't exist -> new list | |
| 447 self.availableLayers[m] = [l] | |
| 448 | |
| 449 else: | |
| 450 # m exists -> append | |
| 451 if l not in self.availableLayers[m]: | |
| 452 self.availableLayers[m].append() | |
| 453 | |
| 454 except: | |
| 455 pass | |
| 456 | |
| 457 def getAvailableLayersJson(self): | |
| 458 """returns available layers as JSON string.""" | |
| 459 return json.dumps(self.availableLayers) | |
| 460 | |
| 469 | 461 |
| 57 | 462 def getInfo_xml(self,url,mode): |
| 463 """returns info about the document as XML""" | |
| 464 if not self.digilibBaseUrl: | |
| 514 | 465 self.digilibBaseUrl = self.findDigilibUrl() or "http://digilib.mpiwg-berlin.mpg.de/digitallibrary" |
| 57 | 466 |
| 467 docinfo = self.getDocinfo(mode=mode,url=url) | |
| 468 pt = getattr(self.template, 'info_xml') | |
| 469 return pt(docinfo=docinfo) | |
| 470 | |
| 528 | 471 def getAuthenticatedUser(self, anon=None): |
| 472 """returns the authenticated user object or None. (ignores Zopes anonymous user)""" | |
| 473 user = getSecurityManager().getUser() | |
| 474 if user is not None and user.getUserName() != "Anonymous User": | |
| 475 return user | |
| 476 else: | |
| 477 return anon | |
| 478 | |
| 35 | 479 def isAccessible(self, docinfo): |
| 32 | 480 """returns if access to the resource is granted""" |
| 481 access = docinfo.get('accessType', None) | |
| 167 | 482 logging.debug("documentViewer (accessOK) access type %s"%access) |
| 465 | 483 if access == 'free': |
| 167 | 484 logging.debug("documentViewer (accessOK) access is free") |
| 32 | 485 return True |
| 465 | 486 |
| 45 | 487 elif access is None or access in self.authgroups: |
| 35 | 488 # only local access -- only logged in users |
| 528 | 489 user = self.getAuthenticatedUser() |
| 167 | 490 logging.debug("documentViewer (accessOK) user=%s ip=%s"%(user,self.REQUEST.getClientAddr())) |
| 528 | 491 return (user is not None) |
| 32 | 492 |
| 167 | 493 logging.error("documentViewer (accessOK) unknown access type %s"%access) |
| 32 | 494 return False |
| 464 | 495 |
| 496 | |
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497 def getDocinfo(self, mode, url, tocMode=None): |
| 464 | 498 """returns docinfo depending on mode""" |
| 499 logging.debug("getDocinfo: mode=%s, url=%s"%(mode,url)) | |
| 500 # look for cached docinfo in session | |
| 501 if self.REQUEST.SESSION.has_key('docinfo'): | |
| 502 docinfo = self.REQUEST.SESSION['docinfo'] | |
| 503 # check if its still current | |
| 504 if docinfo is not None and docinfo.get('mode', None) == mode and docinfo.get('url', None) == url: | |
| 505 logging.debug("getDocinfo: docinfo in session. keys=%s"%docinfo.keys()) | |
| 506 return docinfo | |
| 507 | |
| 508 # new docinfo | |
| 509 docinfo = {'mode': mode, 'url': url} | |
| 510 # add self url | |
| 511 docinfo['viewerUrl'] = self.getDocumentViewerURL() | |
| 477 | 512 docinfo['digilibBaseUrl'] = self.digilibBaseUrl |
| 464 | 513 # get index.meta DOM |
| 514 docUrl = None | |
| 515 metaDom = None | |
| 516 if mode=="texttool": | |
| 517 # url points to document dir or index.meta | |
| 518 metaDom = self.metadataService.getDomFromPathOrUrl(url) | |
| 519 docUrl = url.replace('/index.meta', '') | |
| 520 if metaDom is None: | |
| 521 raise IOError("Unable to find index.meta for mode=texttool!") | |
| 522 | |
| 523 elif mode=="imagepath": | |
| 524 # url points to folder with images, index.meta optional | |
| 525 # asssume index.meta in parent dir | |
| 526 docUrl = getParentPath(url) | |
| 527 metaDom = self.metadataService.getDomFromPathOrUrl(docUrl) | |
| 528 | |
| 529 elif mode=="filepath": | |
| 530 # url points to image file, index.meta optional | |
| 531 # asssume index.meta is two path segments up | |
| 532 docUrl = getParentPath(url, 2) | |
| 533 metaDom = self.metadataService.getDomFromPathOrUrl(docUrl) | |
| 534 | |
| 535 else: | |
| 536 logging.error("documentViewer (getdocinfo) unknown mode: %s!"%mode) | |
| 537 raise ValueError("Unknown mode %s! Has to be one of 'texttool','imagepath','filepath'."%(mode)) | |
| 538 | |
| 539 docinfo['documentUrl'] = docUrl | |
| 540 # process index.meta contents | |
| 473 | 541 if metaDom is not None and metaDom.tag == 'resource': |
| 464 | 542 # document directory name and path |
| 543 resource = self.metadataService.getResourceData(dom=metaDom) | |
| 544 if resource: | |
| 545 docinfo = self.getDocinfoFromResource(docinfo, resource) | |
| 546 | |
| 547 # texttool info | |
| 548 texttool = self.metadataService.getTexttoolData(dom=metaDom) | |
| 549 if texttool: | |
| 550 docinfo = self.getDocinfoFromTexttool(docinfo, texttool) | |
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551 # document info (including toc) from full text |
| 516 | 552 if docinfo.get('textURLPath', None): |
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553 docinfo = self.getTextInfo(mode=tocMode, docinfo=docinfo) |
| 464 | 554 |
| 555 # bib info | |
| 556 bib = self.metadataService.getBibData(dom=metaDom) | |
| 557 if bib: | |
| 541 | 558 # save extended version as 'bibx' |
| 559 bibx = self.metadataService.getBibData(dom=metaDom, all=True, recursive=1) | |
| 560 if len(bibx) == 1: | |
| 561 # unwrap list if possible | |
| 562 bibx = bibx[0] | |
| 563 | |
| 564 docinfo['bibx'] = bibx | |
| 565 docinfo = self.getDocinfoFromBib(docinfo, bib, bibx) | |
| 465 | 566 else: |
| 567 # no bib - try info.xml | |
| 568 docinfo = self.getDocinfoFromPresentationInfoXml(docinfo) | |
| 464 | 569 |
| 570 # auth info | |
| 571 access = self.metadataService.getAccessData(dom=metaDom) | |
| 572 if access: | |
| 573 docinfo = self.getDocinfoFromAccess(docinfo, access) | |
| 574 | |
| 466 | 575 # attribution info |
| 576 attribution = self.metadataService.getAttributionData(dom=metaDom) | |
| 577 if attribution: | |
| 578 logging.debug("getDocinfo: attribution=%s"%repr(attribution)) | |
| 579 docinfo['attribution'] = attribution | |
| 580 | |
| 581 # copyright info | |
| 582 copyright = self.metadataService.getCopyrightData(dom=metaDom) | |
| 583 if copyright: | |
| 584 logging.debug("getDocinfo: copyright=%s"%repr(copyright)) | |
| 585 docinfo['copyright'] = copyright | |
| 538 | 586 |
| 587 # DRI (permanent ID) | |
| 588 dri = self.metadataService.getDRI(dom=metaDom, type='escidoc-test') | |
| 589 if dri: | |
| 590 logging.debug("getDRI: dri=%s"%repr(dri)) | |
| 591 docinfo['DRI'] = dri | |
| 466 | 592 |
| 464 | 593 # image path |
| 594 if mode != 'texttool': | |
| 532 | 595 # override image path from texttool with url parameter TODO: how about mode=auto? |
| 465 | 596 docinfo['imagePath'] = url.replace('/mpiwg/online/', '', 1) |
| 464 | 597 |
| 598 # number of images from digilib | |
| 599 if docinfo.get('imagePath', None): | |
| 600 docinfo['imageURL'] = self.digilibBaseUrl + "/servlet/Scaler?fn=" + docinfo['imagePath'] | |
| 601 docinfo = self.getDocinfoFromDigilib(docinfo, docinfo['imagePath']) | |
| 532 | 602 else: |
| 603 # imagePath still missing? try "./pageimg" | |
| 604 imgPath = os.path.join(docUrl, 'pageimg') | |
| 605 docinfo = self.getDocinfoFromDigilib(docinfo, imgPath) | |
| 606 if docinfo.get('numPages', 0) > 0: | |
| 607 # there are pages | |
| 608 docinfo['imagePath'] = imgPath | |
| 609 docinfo['imageURL'] = self.digilibBaseUrl + "/servlet/Scaler?fn=" + docinfo['imagePath'] | |
| 464 | 610 |
| 516 | 611 # check numPages |
| 612 if docinfo.get('numPages', 0) == 0: | |
| 613 if docinfo.get('numTextPages', 0) > 0: | |
| 614 # replace with numTextPages (text-only?) | |
| 615 docinfo['numPages'] = docinfo['numTextPages'] | |
| 616 | |
| 464 | 617 logging.debug("documentViewer (getdocinfo) docinfo: keys=%s"%docinfo.keys()) |
| 618 #logging.debug("documentViewer (getdocinfo) docinfo: %s"%docinfo) | |
| 619 # store in session | |
| 620 self.REQUEST.SESSION['docinfo'] = docinfo | |
| 621 return docinfo | |
| 622 | |
| 516 | 623 |
| 464 | 624 def getDocinfoFromResource(self, docinfo, resource): |
| 625 """reads contents of resource element into docinfo""" | |
| 626 docName = resource.get('name', None) | |
| 627 docinfo['documentName'] = docName | |
| 628 docPath = resource.get('archive-path', None) | |
| 629 if docPath: | |
| 630 # clean up document path | |
| 631 if docPath[0] != '/': | |
| 632 docPath = '/' + docPath | |
| 633 | |
| 634 if docName and (not docPath.endswith(docName)): | |
| 635 docPath += "/" + docName | |
| 636 | |
| 637 else: | |
| 638 # use docUrl as docPath | |
| 639 docUrl = docinfo['documentURL'] | |
| 640 if not docUrl.startswith('http:'): | |
| 641 docPath = docUrl | |
| 465 | 642 if docPath: |
| 643 # fix URLs starting with /mpiwg/online | |
| 644 docPath = docPath.replace('/mpiwg/online', '', 1) | |
| 645 | |
| 464 | 646 docinfo['documentPath'] = docPath |
| 647 return docinfo | |
| 648 | |
| 649 def getDocinfoFromTexttool(self, docinfo, texttool): | |
| 650 """reads contents of texttool element into docinfo""" | |
| 651 # image dir | |
| 652 imageDir = texttool.get('image', None) | |
| 653 docPath = docinfo.get('documentPath', None) | |
| 654 if imageDir and docPath: | |
| 655 #print "image: ", imageDir, " archivepath: ", archivePath | |
| 656 imageDir = os.path.join(docPath, imageDir) | |
| 657 imageDir = imageDir.replace('/mpiwg/online', '', 1) | |
| 658 docinfo['imagePath'] = imageDir | |
| 659 | |
| 660 # old style text URL | |
| 661 textUrl = texttool.get('text', None) | |
| 662 if textUrl and docPath: | |
| 663 if urlparse.urlparse(textUrl)[0] == "": #keine url | |
| 664 textUrl = os.path.join(docPath, textUrl) | |
| 665 | |
| 666 docinfo['textURL'] = textUrl | |
| 667 | |
| 668 # new style text-url-path | |
| 669 textUrl = texttool.get('text-url-path', None) | |
| 670 if textUrl: | |
| 671 docinfo['textURLPath'] = textUrl | |
| 468 | 672 |
| 673 # page flow | |
| 674 docinfo['pageFlow'] = texttool.get('page-flow', 'ltr') | |
| 675 | |
| 676 # odd pages are left | |
| 476 | 677 docinfo['oddPage'] = texttool.get('odd-scan-position', 'left') |
| 468 | 678 |
| 541 | 679 # number of title page (default 1) |
| 680 docinfo['titlePage'] = texttool.get('title-scan-no', 1) | |
| 464 | 681 |
| 682 # old presentation stuff | |
| 683 presentation = texttool.get('presentation', None) | |
| 684 if presentation and docPath: | |
| 465 | 685 if presentation.startswith('http:'): |
| 686 docinfo['presentationUrl'] = presentation | |
| 687 else: | |
| 688 docinfo['presentationUrl'] = os.path.join(docPath, presentation) | |
| 468 | 689 |
| 464 | 690 return docinfo |
| 691 | |
| 541 | 692 def getDocinfoFromBib(self, docinfo, bib, bibx=None): |
| 464 | 693 """reads contents of bib element into docinfo""" |
| 465 | 694 logging.debug("getDocinfoFromBib bib=%s"%repr(bib)) |
| 464 | 695 # put all raw bib fields in dict "bib" |
| 696 docinfo['bib'] = bib | |
| 697 bibtype = bib.get('@type', None) | |
| 698 docinfo['bibType'] = bibtype | |
| 699 # also store DC metadata for convenience | |
| 700 dc = self.metadataService.getDCMappedData(bib) | |
|
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701 docinfo['creator'] = dc.get('creator','') |
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702 docinfo['title'] = dc.get('title','') |
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703 docinfo['date'] = dc.get('date','') |
| 464 | 704 return docinfo |
| 705 | |
| 706 def getDocinfoFromAccess(self, docinfo, acc): | |
| 707 """reads contents of access element into docinfo""" | |
| 708 #TODO: also read resource type | |
| 465 | 709 logging.debug("getDocinfoFromAccess acc=%s"%repr(acc)) |
| 464 | 710 try: |
| 465 | 711 acctype = acc['@attr']['type'] |
| 464 | 712 if acctype: |
| 713 access=acctype | |
| 714 if access in ['group', 'institution']: | |
| 715 access = acc['name'].lower() | |
| 716 | |
| 717 docinfo['accessType'] = access | |
| 718 | |
| 719 except: | |
| 720 pass | |
| 721 | |
| 722 return docinfo | |
| 723 | |
| 724 def getDocinfoFromDigilib(self, docinfo, path): | |
| 725 infoUrl=self.digilibBaseUrl+"/dirInfo-xml.jsp?mo=dir&fn="+path | |
| 726 # fetch data | |
| 727 txt = getHttpData(infoUrl) | |
| 728 if not txt: | |
| 729 logging.error("Unable to get dir-info from %s"%(infoUrl)) | |
| 730 return docinfo | |
| 731 | |
| 732 dom = ET.fromstring(txt) | |
| 733 size = getText(dom.find("size")) | |
| 734 logging.debug("getDocinfoFromDigilib: size=%s"%size) | |
| 735 if size: | |
| 736 docinfo['numPages'] = int(size) | |
| 737 else: | |
| 738 docinfo['numPages'] = 0 | |
| 739 | |
| 740 # TODO: produce and keep list of image names and numbers | |
| 741 return docinfo | |
| 742 | |
| 743 | |
| 465 | 744 def getDocinfoFromPresentationInfoXml(self,docinfo): |
| 745 """gets DC-like bibliographical information from the presentation entry in texttools""" | |
| 746 url = docinfo.get('presentationUrl', None) | |
| 747 if not url: | |
| 748 logging.error("getDocinfoFromPresentation: no URL!") | |
| 749 return docinfo | |
| 750 | |
| 751 dom = None | |
| 752 metaUrl = None | |
| 753 if url.startswith("http://"): | |
| 754 # real URL | |
| 755 metaUrl = url | |
| 756 else: | |
| 757 # online path | |
| 758 | |
| 759 server=self.digilibBaseUrl+"/servlet/Texter?fn=" | |
| 760 metaUrl=server+url | |
| 761 | |
| 762 txt=getHttpData(metaUrl) | |
| 763 if txt is None: | |
| 764 logging.error("Unable to read info.xml from %s"%(url)) | |
| 765 return docinfo | |
| 766 | |
| 767 dom = ET.fromstring(txt) | |
| 768 docinfo['creator']=getText(dom.find(".//author")) | |
| 769 docinfo['title']=getText(dom.find(".//title")) | |
| 770 docinfo['date']=getText(dom.find(".//date")) | |
| 771 return docinfo | |
| 772 | |
| 773 | |
| 503 | 774 def getPageinfo(self, current=None, start=None, rows=None, cols=None, docinfo=None, viewMode=None, viewLayer=None, tocMode=None): |
| 22 | 775 """returns pageinfo with the given parameters""" |
| 503 | 776 logging.debug("getPageInfo(current=%s, start=%s, rows=%s, cols=%s, viewMode=%s, viewLayer=%s, tocMode=%s)"%(current,start,rows,cols,viewMode,viewLayer,tocMode)) |
| 22 | 777 pageinfo = {} |
| 471 | 778 pageinfo['viewMode'] = viewMode |
| 508 | 779 # split viewLayer if necessary |
| 780 if isinstance(viewLayer,basestring): | |
| 781 viewLayer = viewLayer.split(',') | |
| 782 | |
| 783 if isinstance(viewLayer, list): | |
| 784 logging.debug("getPageinfo: viewLayer is list:%s"%viewLayer) | |
| 785 # save (unique) list in viewLayers | |
| 786 seen = set() | |
| 787 viewLayers = [l for l in viewLayer if l and l not in seen and not seen.add(l)] | |
| 788 pageinfo['viewLayers'] = viewLayers | |
| 789 # stringify viewLayer | |
| 790 viewLayer = ','.join(viewLayers) | |
| 791 else: | |
| 792 #create list | |
| 793 pageinfo['viewLayers'] = [viewLayer] | |
| 794 | |
| 503 | 795 pageinfo['viewLayer'] = viewLayer |
| 471 | 796 pageinfo['tocMode'] = tocMode |
| 797 | |
| 516 | 798 # TODO: unify current and pn! |
| 25 | 799 current = getInt(current) |
| 800 pageinfo['current'] = current | |
| 480 | 801 pageinfo['pn'] = current |
| 25 | 802 rows = int(rows or self.thumbrows) |
| 803 pageinfo['rows'] = rows | |
| 804 cols = int(cols or self.thumbcols) | |
| 805 pageinfo['cols'] = cols | |
| 806 grpsize = cols * rows | |
| 807 pageinfo['groupsize'] = grpsize | |
| 476 | 808 # is start is empty use one around current |
| 61 | 809 start = getInt(start, default=(math.ceil(float(current)/float(grpsize))*grpsize-(grpsize-1))) |
| 810 # int(current / grpsize) * grpsize +1)) | |
| 22 | 811 pageinfo['start'] = start |
| 511 | 812 # get number of pages |
| 469 | 813 np = int(docinfo.get('numPages', 0)) |
| 814 if np == 0: | |
|
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815 # try numTextPages |
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816 np = docinfo.get('numTextPages', 0) |
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817 if np != 0: |
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818 docinfo['numPages'] = np |
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819 |
| 511 | 820 # cache table of contents |
| 821 pageinfo['tocPageSize'] = getInt(self.REQUEST.get('tocPageSize', 30)) | |
| 469 | 822 pageinfo['numgroups'] = int(np / grpsize) |
| 823 if np % grpsize > 0: | |
| 824 pageinfo['numgroups'] += 1 | |
| 476 | 825 |
| 826 pageFlowLtr = docinfo.get('pageFlow', 'ltr') != 'rtl' | |
| 827 oddScanLeft = docinfo.get('oddPage', 'left') != 'right' | |
| 828 # add zeroth page for two columns | |
| 829 pageZero = (cols == 2 and (pageFlowLtr != oddScanLeft)) | |
| 830 pageinfo['pageZero'] = pageZero | |
| 480 | 831 pageinfo['pageBatch'] = self.getPageBatch(start=start, rows=rows, cols=cols, pageFlowLtr=pageFlowLtr, pageZero=pageZero, minIdx=1, maxIdx=np) |
| 516 | 832 # more page parameters |
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833 pageinfo['characterNormalization'] = self.REQUEST.get('characterNormalization','reg') |
| 516 | 834 if docinfo.get('pageNumbers'): |
| 835 # get original page numbers | |
| 836 pageNumber = docinfo['pageNumbers'].get(current, None) | |
| 837 if pageNumber is not None: | |
| 838 pageinfo['pageNumberOrig'] = pageNumber['no'] | |
| 839 pageinfo['pageNumberOrigNorm'] = pageNumber['non'] | |
| 158 | 840 |
| 511 | 841 # cache search results |
| 842 pageinfo['resultPageSize'] = getInt(self.REQUEST.get('resultPageSize', 10)) | |
| 843 query = self.REQUEST.get('query',None) | |
| 844 pageinfo['query'] = query | |
| 845 if query: | |
| 846 queryType = self.REQUEST.get('queryType', 'fulltextMorph') | |
| 847 pageinfo['queryType'] = queryType | |
| 848 pageinfo['resultStart'] = getInt(self.REQUEST.get('resultStart', '1')) | |
| 849 self.getSearchResults(mode=queryType, query=query, pageinfo=pageinfo, docinfo=docinfo) | |
| 850 | |
| 851 # highlighting | |
| 852 highlightQuery = self.REQUEST.get('highlightQuery', None) | |
| 853 if highlightQuery: | |
| 854 pageinfo['highlightQuery'] = highlightQuery | |
| 855 pageinfo['highlightElement'] = self.REQUEST.get('highlightElement', '') | |
| 856 pageinfo['highlightElementPos'] = self.REQUEST.get('highlightElementPos', '') | |
| 460 | 857 |
| 22 | 858 return pageinfo |
| 460 | 859 |
| 463 | 860 |
|
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861 def getPageBatch(self, start=1, rows=10, cols=2, pageFlowLtr=True, pageZero=False, minIdx=1, maxIdx=0): |
| 480 | 862 """returns dict with array of page informations for one screenfull of thumbnails""" |
|
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863 batch = {} |
| 480 | 864 grpsize = rows * cols |
| 476 | 865 if maxIdx == 0: |
| 480 | 866 maxIdx = start + grpsize |
| 476 | 867 |
|
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868 nb = int(math.ceil(maxIdx / float(grpsize))) |
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869 # list of all batch start and end points |
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870 batches = [] |
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871 if pageZero: |
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872 ofs = 0 |
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873 else: |
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874 ofs = 1 |
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875 |
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876 for i in range(nb): |
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877 s = i * grpsize + ofs |
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878 e = min((i + 1) * grpsize + ofs - 1, maxIdx) |
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879 batches.append({'start':s, 'end':e}) |
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880 |
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881 batch['batches'] = batches |
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882 |
| 476 | 883 pages = [] |
| 884 if pageZero and start == 1: | |
| 885 # correct beginning | |
| 886 idx = 0 | |
| 887 else: | |
| 888 idx = start | |
| 889 | |
| 890 for r in range(rows): | |
| 891 row = [] | |
| 892 for c in range(cols): | |
| 893 if idx < minIdx or idx > maxIdx: | |
| 894 page = {'idx':None} | |
| 895 else: | |
| 896 page = {'idx':idx} | |
| 897 | |
| 898 idx += 1 | |
| 899 if pageFlowLtr: | |
| 900 row.append(page) | |
| 901 else: | |
| 902 row.insert(0, page) | |
| 903 | |
| 904 pages.append(row) | |
| 905 | |
| 480 | 906 if start > 1: |
| 907 batch['prevStart'] = max(start - grpsize, 1) | |
| 908 else: | |
| 909 batch['prevStart'] = None | |
| 910 | |
| 526 | 911 if start + grpsize <= maxIdx: |
| 480 | 912 batch['nextStart'] = start + grpsize |
| 913 else: | |
| 914 batch['nextStart'] = None | |
| 915 | |
| 916 batch['pages'] = pages | |
|
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917 return batch |
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918 |
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919 def getBatch(self, start=1, size=10, end=0, data=None, fullData=True): |
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920 """returns dict with information for one screenfull of data.""" |
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921 batch = {} |
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922 if end == 0: |
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923 end = start + size |
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|
924 |
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925 nb = int(math.ceil(end / float(size))) |
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926 # list of all batch start and end points |
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927 batches = [] |
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928 for i in range(nb): |
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929 s = i * size + 1 |
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930 e = min((i + 1) * size, end) |
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931 batches.append({'start':s, 'end':e}) |
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932 |
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933 batch['batches'] = batches |
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934 # list of elements in this batch |
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935 this = [] |
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936 j = 0 |
| 526 | 937 for i in range(start, min(start+size, end+1)): |
|
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938 if data: |
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939 if fullData: |
| 526 | 940 d = data.get(i, None) |
|
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941 else: |
| 526 | 942 d = data.get(j, None) |
|
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943 j += 1 |
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944 |
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945 else: |
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946 d = i+1 |
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947 |
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948 this.append(d) |
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949 |
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950 batch['this'] = this |
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951 if start > 1: |
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952 batch['prevStart'] = max(start - size, 1) |
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953 else: |
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954 batch['prevStart'] = None |
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|
955 |
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956 if start + size < end: |
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|
957 batch['nextStart'] = start + size |
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|
958 else: |
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|
959 batch['nextStart'] = None |
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|
960 |
| 526 | 961 logging.debug("getBatch start=%s size=%s end=%s batch=%s"%(start,size,end,repr(batch))) |
| 480 | 962 return batch |
| 476 | 963 |
| 964 | |
| 463 | 965 security.declareProtected('View management screens','changeDocumentViewerForm') |
| 966 changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals()) | |
| 22 | 967 |
| 526 | 968 def changeDocumentViewer(self,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=5,authgroups='mpiwg',availableLayers=None,RESPONSE=None): |
| 22 | 969 """init document viewer""" |
| 970 self.title=title | |
| 971 self.digilibBaseUrl = digilibBaseUrl | |
| 25 | 972 self.thumbrows = thumbrows |
| 973 self.thumbcols = thumbcols | |
| 32 | 974 self.authgroups = [s.strip().lower() for s in authgroups.split(',')] |
| 463 | 975 try: |
| 976 # assume MetaDataFolder instance is called metadata | |
| 977 self.metadataService = getattr(self, 'metadata') | |
| 978 except Exception, e: | |
| 979 logging.error("Unable to find MetaDataFolder 'metadata': "+str(e)) | |
| 526 | 980 |
| 981 self.setAvailableLayers(availableLayers) | |
| 463 | 982 |
| 22 | 983 if RESPONSE is not None: |
| 984 RESPONSE.redirect('manage_main') | |
| 0 | 985 |
| 986 def manage_AddDocumentViewerForm(self): | |
| 987 """add the viewer form""" | |
| 22 | 988 pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self) |
| 0 | 989 return pt() |
| 990 | |
|
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991 def manage_AddDocumentViewer(self,id,imageScalerUrl="",textServerName="",title="",RESPONSE=None): |
| 0 | 992 """add the viewer""" |
|
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first version with new full-text infrastructure and slightly changed templates
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993 newObj=documentViewer(id,imageScalerUrl=imageScalerUrl,title=title,textServerName=textServerName) |
| 0 | 994 self._setObject(id,newObj) |
| 995 | |
| 996 if RESPONSE is not None: | |
| 997 RESPONSE.redirect('manage_main') |