Mercurial > hg > documentViewer
annotate documentViewer.py @ 61:f3d2f240692c
fixed bug in calculation of group numbers
| author | casties |
|---|---|
| date | Thu, 14 Jun 2007 18:07:21 +0200 |
| parents | 996b61d71351 |
| children | 8a16ea8db858 |
| rev | line source |
|---|---|
| 46 | 1 |
| 2 | |
| 0 | 3 from OFS.Folder import Folder |
| 4 from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate | |
| 52 | 5 from Products.PageTemplates.PageTemplateFile import PageTemplateFile |
| 0 | 6 from AccessControl import ClassSecurityInfo |
| 32 | 7 from AccessControl import getSecurityManager |
| 0 | 8 from Globals import package_home |
| 9 | |
| 10 from Ft.Xml.Domlette import NonvalidatingReader | |
| 11 from Ft.Xml.Domlette import PrettyPrint, Print | |
| 38 | 12 from Ft.Xml import EMPTY_NAMESPACE, Parse |
| 0 | 13 |
| 14 import Ft.Xml.XPath | |
| 15 | |
| 16 import os.path | |
| 31 | 17 import sys |
| 0 | 18 import cgi |
| 19 import urllib | |
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20 import logging |
| 61 | 21 import math |
| 52 | 22 |
| 46 | 23 import urlparse |
| 0 | 24 |
| 52 | 25 def logger(txt,method,txt2): |
| 26 """logging""" | |
| 27 logging.info(txt+ txt2) | |
| 28 | |
| 29 | |
| 25 | 30 def getInt(number, default=0): |
| 31 """returns always an int (0 in case of problems)""" | |
| 32 try: | |
| 33 return int(number) | |
| 34 except: | |
| 35 return default | |
| 36 | |
| 0 | 37 def getTextFromNode(nodename): |
| 46 | 38 """get the cdata content of a node""" |
| 32 | 39 if nodename is None: |
| 40 return "" | |
| 0 | 41 nodelist=nodename.childNodes |
| 42 rc = "" | |
| 43 for node in nodelist: | |
| 44 if node.nodeType == node.TEXT_NODE: | |
| 45 rc = rc + node.data | |
| 46 return rc | |
| 47 | |
| 35 | 48 |
| 49 def getParentDir(path): | |
| 50 """returns pathname shortened by one""" | |
| 51 return '/'.join(path.split('/')[0:-1]) | |
| 52 | |
| 53 | |
| 0 | 54 import socket |
| 55 | |
| 32 | 56 def urlopen(url,timeout=2): |
| 0 | 57 """urlopen mit timeout""" |
| 32 | 58 socket.setdefaulttimeout(timeout) |
| 0 | 59 ret=urllib.urlopen(url) |
| 60 socket.setdefaulttimeout(5) | |
| 61 return ret | |
| 62 | |
| 63 | |
| 22 | 64 ## |
| 65 ## documentViewer class | |
| 66 ## | |
| 67 class documentViewer(Folder): | |
| 0 | 68 """document viewer""" |
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69 #textViewerUrl="http://127.0.0.1:8080/HFQP/testXSLT/getPage?" |
| 46 | 70 |
| 0 | 71 meta_type="Document viewer" |
| 72 | |
| 73 security=ClassSecurityInfo() | |
| 22 | 74 manage_options=Folder.manage_options+( |
| 0 | 75 {'label':'main config','action':'changeDocumentViewerForm'}, |
| 76 ) | |
| 77 | |
| 22 | 78 # templates and forms |
| 79 viewer_main = PageTemplateFile('zpt/viewer_main', globals()) | |
| 80 thumbs_main = PageTemplateFile('zpt/thumbs_main', globals()) | |
| 81 image_main = PageTemplateFile('zpt/image_main', globals()) | |
| 82 head_main = PageTemplateFile('zpt/head_main', globals()) | |
| 83 docuviewer_css = PageTemplateFile('css/docuviewer.css', globals()) | |
| 57 | 84 info_xml = PageTemplateFile('zpt/info_xml', globals()) |
| 22 | 85 |
| 86 security.declareProtected('View management screens','changeDocumentViewerForm') | |
| 87 changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals()) | |
| 88 | |
| 0 | 89 |
| 46 | 90 def __init__(self,id,imageViewerUrl,textViewerUrl=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=10,authgroups="mpiwg"): |
| 0 | 91 """init document viewer""" |
| 92 self.id=id | |
| 93 self.title=title | |
| 94 self.imageViewerUrl=imageViewerUrl | |
| 46 | 95 self.textViewerUrl=textViewerUrl |
| 96 | |
| 25 | 97 if not digilibBaseUrl: |
| 22 | 98 self.digilibBaseUrl = self.findDigilibUrl() |
| 25 | 99 else: |
| 100 self.digilibBaseUrl = digilibBaseUrl | |
| 101 self.thumbcols = thumbcols | |
| 102 self.thumbrows = thumbrows | |
| 32 | 103 # authgroups is list of authorized groups (delimited by ,) |
| 104 self.authgroups = [s.strip().lower() for s in authgroups.split(',')] | |
| 22 | 105 # add template folder so we can always use template.something |
| 106 self.manage_addFolder('template') | |
| 107 | |
| 108 | |
| 109 security.declareProtected('View','index_html') | |
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110 def index_html(self,mode,url,viewMode="auto",start=None,pn=1): |
| 22 | 111 ''' |
| 112 view it | |
| 57 | 113 @param mode: defines how to access the document behind url |
| 22 | 114 @param url: url which contains display information |
| 57 | 115 @param viewMode: if images display images, if text display text, default is images (text,images or auto) |
| 46 | 116 |
| 22 | 117 ''' |
| 0 | 118 |
| 52 | 119 logger("documentViewer (index)", logging.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn)) |
| 22 | 120 |
| 121 if not hasattr(self, 'template'): | |
| 122 # create template folder if it doesn't exist | |
| 123 self.manage_addFolder('template') | |
| 124 | |
| 125 if not self.digilibBaseUrl: | |
| 126 self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" | |
| 127 | |
| 25 | 128 docinfo = self.getDocinfo(mode=mode,url=url) |
| 129 pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo) | |
| 22 | 130 pt = getattr(self.template, 'viewer_main') |
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131 |
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132 if viewMode=="auto": # automodus gewaehlt |
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133 if docinfo.get("textURL",'') and self.textViewerUrl: #texturl gesetzt und textViewer konfiguriert |
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134 viewMode="text" |
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135 else: |
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136 viewMode="images" |
| 52 | 137 |
| 46 | 138 return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode) |
| 0 | 139 |
| 140 | |
| 25 | 141 def getLink(self,param=None,val=None): |
| 142 """link to documentviewer with parameter param set to val""" | |
| 35 | 143 params=self.REQUEST.form.copy() |
| 25 | 144 if param is not None: |
| 31 | 145 if val is None: |
| 146 if params.has_key(param): | |
| 147 del params[param] | |
| 25 | 148 else: |
| 35 | 149 params[param] = str(val) |
| 31 | 150 |
| 35 | 151 # quote values and assemble into query string |
| 152 ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()]) | |
| 153 url=self.REQUEST['URL1']+"?"+ps | |
| 25 | 154 return url |
| 155 | |
| 57 | 156 |
| 157 def getInfo_xml(self,url,mode): | |
| 158 """returns info about the document as XML""" | |
| 159 | |
| 160 if not self.digilibBaseUrl: | |
| 161 self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" | |
| 162 | |
| 163 docinfo = self.getDocinfo(mode=mode,url=url) | |
| 164 pt = getattr(self.template, 'info_xml') | |
| 165 return pt(docinfo=docinfo) | |
| 166 | |
| 0 | 167 |
| 22 | 168 def getStyle(self, idx, selected, style=""): |
| 25 | 169 """returns a string with the given style and append 'sel' if path == selected.""" |
| 52 | 170 #logger("documentViewer (getstyle)", logging.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style)) |
| 22 | 171 if idx == selected: |
| 172 return style + 'sel' | |
| 173 else: | |
| 35 | 174 return style |
| 57 | 175 |
| 35 | 176 |
| 177 def isAccessible(self, docinfo): | |
| 32 | 178 """returns if access to the resource is granted""" |
| 179 access = docinfo.get('accessType', None) | |
| 52 | 180 logger("documentViewer (accessOK)", logging.INFO, "access type %s"%access) |
| 45 | 181 if access is not None and access == 'free': |
| 52 | 182 logger("documentViewer (accessOK)", logging.INFO, "access is free") |
| 32 | 183 return True |
| 45 | 184 elif access is None or access in self.authgroups: |
| 35 | 185 # only local access -- only logged in users |
| 186 user = getSecurityManager().getUser() | |
| 187 if user is not None: | |
| 188 #print "user: ", user | |
| 189 return (user.getUserName() != "Anonymous User") | |
| 190 else: | |
| 191 return False | |
| 32 | 192 |
| 52 | 193 logger("documentViewer (accessOK)", logging.INFO, "unknown access type %s"%access) |
| 32 | 194 return False |
| 35 | 195 |
| 32 | 196 |
| 31 | 197 def getDirinfoFromDigilib(self,path,docinfo=None): |
| 29 | 198 """gibt param von dlInfo aus""" |
| 40 | 199 num_retries = 3 |
| 31 | 200 if docinfo is None: |
| 201 docinfo = {} | |
| 202 | |
| 40 | 203 infoUrl=self.digilibBaseUrl+"/dirInfo-xml.jsp?mo=dir&fn="+path |
| 29 | 204 |
| 52 | 205 logger("documentViewer (getparamfromdigilib)", logging.INFO, "dirInfo from %s"%(infoUrl)) |
| 29 | 206 |
| 40 | 207 for cnt in range(num_retries): |
| 35 | 208 try: |
| 40 | 209 # dom = NonvalidatingReader.parseUri(imageUrl) |
| 210 txt=urllib.urlopen(infoUrl).read() | |
| 211 dom = Parse(txt) | |
| 35 | 212 break |
| 213 except: | |
| 52 | 214 logger("documentViewer (getdirinfofromdigilib)", logging.ERROR, "error reading %s (try %d)"%(infoUrl,cnt)) |
| 35 | 215 else: |
| 40 | 216 raise IOError("Unable to get dir-info from %s"%(infoUrl)) |
| 29 | 217 |
| 37 | 218 sizes=dom.xpath("//dir/size") |
| 52 | 219 logger("documentViewer (getparamfromdigilib)", logging.INFO, "dirInfo:size"%sizes) |
| 29 | 220 |
| 37 | 221 if sizes: |
| 222 docinfo['numPages'] = int(getTextFromNode(sizes[0])) | |
| 31 | 223 else: |
| 224 docinfo['numPages'] = 0 | |
| 225 | |
| 226 return docinfo | |
| 32 | 227 |
| 29 | 228 |
| 35 | 229 def getIndexMeta(self, url): |
| 230 """returns dom of index.meta document at url""" | |
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231 num_retries = 3 |
| 35 | 232 dom = None |
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233 metaUrl = None |
| 35 | 234 if url.startswith("http://"): |
| 235 # real URL | |
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236 metaUrl = url |
| 35 | 237 else: |
| 238 # online path | |
| 239 server=self.digilibBaseUrl+"/servlet/Texter?fn=" | |
| 40 | 240 metaUrl=server+url.replace("/mpiwg/online","") |
| 35 | 241 if not metaUrl.endswith("index.meta"): |
| 242 metaUrl += "/index.meta" | |
| 46 | 243 print metaUrl |
| 40 | 244 for cnt in range(num_retries): |
| 35 | 245 try: |
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246 # patch dirk encoding fehler treten dann nicht mehr auf |
| 38 | 247 # dom = NonvalidatingReader.parseUri(metaUrl) |
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248 txt=urllib.urlopen(metaUrl).read() |
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249 dom = Parse(txt) |
| 40 | 250 break |
| 35 | 251 except: |
| 52 | 252 logger("ERROR documentViewer (getIndexMata)", logging.INFO,"%s (%s)"%sys.exc_info()[0:2]) |
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253 |
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254 if dom is None: |
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255 raise IOError("Unable to read index meta from %s"%(url)) |
| 35 | 256 |
| 257 return dom | |
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258 |
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259 def getPresentationInfoXML(self, url): |
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260 """returns dom of info.xml document at url""" |
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261 num_retries = 3 |
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262 dom = None |
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263 metaUrl = None |
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264 if url.startswith("http://"): |
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265 # real URL |
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266 metaUrl = url |
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267 else: |
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268 # online path |
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269 server=self.digilibBaseUrl+"/servlet/Texter?fn=" |
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270 metaUrl=server+url.replace("/mpiwg/online","") |
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271 |
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272 |
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273 for cnt in range(num_retries): |
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274 try: |
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275 # patch dirk encoding fehler treten dann nicht mehr auf |
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276 # dom = NonvalidatingReader.parseUri(metaUrl) |
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277 txt=urllib.urlopen(metaUrl).read() |
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278 dom = Parse(txt) |
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279 break |
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280 except: |
| 52 | 281 logger("ERROR documentViewer (getPresentationInfoXML)", logging.INFO,"%s (%s)"%sys.exc_info()[0:2]) |
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282 |
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283 if dom is None: |
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284 raise IOError("Unable to read infoXMLfrom %s"%(url)) |
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285 |
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286 return dom |
| 35 | 287 |
| 288 | |
| 32 | 289 def getAuthinfoFromIndexMeta(self,path,docinfo=None,dom=None): |
| 35 | 290 """gets authorization info from the index.meta file at path or given by dom""" |
| 52 | 291 logger("documentViewer (getauthinfofromindexmeta)", logging.INFO,"path: %s"%(path)) |
| 32 | 292 |
| 293 access = None | |
| 294 | |
| 295 if docinfo is None: | |
| 296 docinfo = {} | |
| 297 | |
| 298 if dom is None: | |
| 35 | 299 dom = self.getIndexMeta(getParentDir(path)) |
| 46 | 300 |
| 32 | 301 acctype = dom.xpath("//access-conditions/access/@type") |
| 302 if acctype and (len(acctype)>0): | |
| 303 access=acctype[0].value | |
| 35 | 304 if access in ['group', 'institution']: |
| 32 | 305 access = getTextFromNode(dom.xpath("//access-conditions/access/name")[0]).lower() |
| 306 | |
| 307 docinfo['accessType'] = access | |
| 308 return docinfo | |
| 29 | 309 |
| 32 | 310 |
| 22 | 311 def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None): |
| 35 | 312 """gets bibliographical info from the index.meta file at path or given by dom""" |
| 59 | 313 logging.debug("documentViewer (getbibinfofromindexmeta) path: %s"%(path)) |
| 20 | 314 |
| 22 | 315 if docinfo is None: |
| 316 docinfo = {} | |
| 317 | |
| 318 if dom is None: | |
| 35 | 319 dom = self.getIndexMeta(getParentDir(path)) |
| 320 | |
| 59 | 321 # put in all raw bib fields as dict "bib" |
| 322 bib = dom.xpath("//bib/*") | |
| 323 if bib and len(bib)>0: | |
| 324 bibinfo = {} | |
| 325 for e in bib: | |
| 326 bibinfo[e.localName] = getTextFromNode(e) | |
| 327 docinfo['bib'] = bibinfo | |
| 328 | |
| 329 # extract some fields (author, title, year) according to their mapping | |
| 25 | 330 metaData=self.metadata.main.meta.bib |
| 331 bibtype=dom.xpath("//bib/@type") | |
| 332 if bibtype and (len(bibtype)>0): | |
| 333 bibtype=bibtype[0].value | |
| 20 | 334 else: |
| 25 | 335 bibtype="generic" |
| 59 | 336 |
| 25 | 337 bibtype=bibtype.replace("-"," ") # wrong typesiin index meta "-" instead of " " (not wrong! ROC) |
| 59 | 338 docinfo['bib_type'] = bibtype |
| 25 | 339 bibmap=metaData.generateMappingForType(bibtype) |
| 32 | 340 # if there is no mapping bibmap is empty (mapping sometimes has empty fields) |
| 31 | 341 if len(bibmap) > 0 and len(bibmap['author'][0]) > 0: |
| 25 | 342 docinfo['author']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['author'][0])[0]) |
| 343 docinfo['title']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['title'][0])[0]) | |
| 344 docinfo['year']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['year'][0])[0]) | |
| 59 | 345 logging.debug("documentViewer (getbibinfofromindexmeta) using mapping for %s"%bibtype) |
| 52 | 346 try: |
| 347 docinfo['lang']=getTextFromNode(dom.xpath("//bib/lang")[0]) | |
| 348 except: | |
| 349 docinfo['lang']='' | |
| 59 | 350 |
| 22 | 351 return docinfo |
| 352 | |
| 353 | |
| 32 | 354 def getDocinfoFromTextTool(self,url,dom=None,docinfo=None): |
| 22 | 355 """parse texttool tag in index meta""" |
| 52 | 356 logger("documentViewer (getdocinfofromtexttool)", logging.INFO,"url: %s"%(url)) |
| 22 | 357 if docinfo is None: |
| 358 docinfo = {} | |
| 359 | |
| 52 | 360 if docinfo.get('lang',None) is None: |
| 361 docinfo['lang']='' # default keine Sprache gesetzt | |
| 32 | 362 if dom is None: |
| 35 | 363 dom = self.getIndexMeta(url) |
| 32 | 364 |
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365 archivePath = None |
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366 archiveName = None |
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367 |
| 32 | 368 archiveNames=dom.xpath("//resource/name") |
| 369 if archiveNames and (len(archiveNames)>0): | |
| 370 archiveName=getTextFromNode(archiveNames[0]) | |
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371 else: |
| 52 | 372 logger("documentViewer (getdocinfofromtexttool)", logging.WARNING,"resource/name missing in: %s"%(url)) |
| 22 | 373 |
| 374 archivePaths=dom.xpath("//resource/archive-path") | |
| 375 if archivePaths and (len(archivePaths)>0): | |
| 376 archivePath=getTextFromNode(archivePaths[0]) | |
| 32 | 377 # clean up archive path |
| 378 if archivePath[0] != '/': | |
| 379 archivePath = '/' + archivePath | |
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380 if archiveName and (not archivePath.endswith(archiveName)): |
| 32 | 381 archivePath += "/" + archiveName |
| 22 | 382 else: |
|
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383 # try to get archive-path from url |
| 52 | 384 logger("documentViewer (getdocinfofromtexttool)", logging.WARNING,"resource/archive-path missing in: %s"%(url)) |
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385 if (not url.startswith('http')): |
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386 archivePath = url.replace('index.meta', '') |
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387 |
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388 if archivePath is None: |
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389 # we balk without archive-path |
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390 raise IOError("Missing archive-path (for text-tool) in %s"%(url)) |
| 22 | 391 |
| 35 | 392 imageDirs=dom.xpath("//texttool/image") |
| 393 if imageDirs and (len(imageDirs)>0): | |
| 394 imageDir=getTextFromNode(imageDirs[0]) | |
| 22 | 395 else: |
| 52 | 396 # we balk with no image tag / not necessary anymore because textmode is now standard |
| 397 #raise IOError("No text-tool info in %s"%(url)) | |
| 398 imageDir="" | |
| 399 docinfo['numPages']=1 # im moment einfach auf eins setzen, navigation ueber die thumbs geht natuerlich nicht | |
| 400 | |
| 401 docinfo['imagePath'] = "" # keine Bilder | |
| 402 docinfo['imageURL'] = "" | |
| 403 | |
| 35 | 404 if imageDir and archivePath: |
| 405 #print "image: ", imageDir, " archivepath: ", archivePath | |
| 406 imageDir=os.path.join(archivePath,imageDir) | |
| 407 imageDir=imageDir.replace("/mpiwg/online",'') | |
| 408 docinfo=self.getDirinfoFromDigilib(imageDir,docinfo=docinfo) | |
| 409 docinfo['imagePath'] = imageDir | |
| 410 docinfo['imageURL'] = self.digilibBaseUrl+"/servlet/Scaler?fn="+imageDir | |
| 22 | 411 |
| 412 viewerUrls=dom.xpath("//texttool/digiliburlprefix") | |
| 413 if viewerUrls and (len(viewerUrls)>0): | |
| 414 viewerUrl=getTextFromNode(viewerUrls[0]) | |
| 31 | 415 docinfo['viewerURL'] = viewerUrl |
| 22 | 416 |
| 417 textUrls=dom.xpath("//texttool/text") | |
| 418 if textUrls and (len(textUrls)>0): | |
| 419 textUrl=getTextFromNode(textUrls[0]) | |
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420 if urlparse.urlparse(textUrl)[0]=="": #keine url |
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421 textUrl=os.path.join(archivePath,textUrl) |
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422 |
| 31 | 423 docinfo['textURL'] = textUrl |
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424 |
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425 presentationUrls=dom.xpath("//texttool/presentation") |
| 52 | 426 docinfo = self.getBibinfoFromIndexMeta(url,docinfo=docinfo,dom=dom) # get info von bib tag |
| 427 | |
| 428 if presentationUrls and (len(presentationUrls)>0): # ueberschreibe diese durch presentation informationen | |
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429 # presentation url ergiebt sich ersetzen von index.meta in der url der fŸr die Metadaten |
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430 # durch den relativen Pfad auf die presentation infos |
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431 presentationUrl=url.replace('index.meta',getTextFromNode(presentationUrls[0])) |
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432 docinfo = self.getBibinfoFromTextToolPresentation(presentationUrl,docinfo=docinfo,dom=dom) |
| 52 | 433 |
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434 docinfo = self.getAuthinfoFromIndexMeta(url,docinfo=docinfo,dom=dom) # get access info |
| 22 | 435 return docinfo |
| 436 | |
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437 |
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438 def getBibinfoFromTextToolPresentation(self,url,docinfo=None,dom=None): |
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439 """gets the bibliographical information from the preseantion entry in texttools |
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440 """ |
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441 dom=self.getPresentationInfoXML(url) |
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442 docinfo['author']=getTextFromNode(dom.xpath("//author")[0]) |
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443 docinfo['title']=getTextFromNode(dom.xpath("//title")[0]) |
| 61 | 444 #docinfo['year']=getTextFromNode(dom.xpath("//date")[0]) |
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445 return docinfo |
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446 |
| 22 | 447 def getDocinfoFromImagePath(self,path,docinfo=None): |
| 448 """path ist the path to the images it assumes that the index.meta file is one level higher.""" | |
| 52 | 449 logger("documentViewer (getdocinfofromimagepath)", logging.INFO,"path: %s"%(path)) |
| 22 | 450 if docinfo is None: |
| 451 docinfo = {} | |
| 29 | 452 path=path.replace("/mpiwg/online","") |
| 22 | 453 docinfo['imagePath'] = path |
| 31 | 454 docinfo=self.getDirinfoFromDigilib(path,docinfo=docinfo) |
| 455 imageUrl=self.digilibBaseUrl+"/servlet/Scaler?fn="+path | |
| 22 | 456 docinfo['imageURL'] = imageUrl |
| 457 | |
| 458 docinfo = self.getBibinfoFromIndexMeta(path,docinfo=docinfo) | |
| 32 | 459 docinfo = self.getAuthinfoFromIndexMeta(path,docinfo=docinfo) |
| 22 | 460 return docinfo |
| 20 | 461 |
| 22 | 462 |
| 463 def getDocinfo(self, mode, url): | |
| 464 """returns docinfo depending on mode""" | |
| 52 | 465 logger("documentViewer (getdocinfo)", logging.INFO,"mode: %s, url: %s"%(mode,url)) |
| 22 | 466 # look for cached docinfo in session |
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467 if self.REQUEST.SESSION.has_key('docinfo'): |
| 22 | 468 docinfo = self.REQUEST.SESSION['docinfo'] |
| 469 # check if its still current | |
| 470 if docinfo is not None and docinfo.get('mode') == mode and docinfo.get('url') == url: | |
| 52 | 471 logger("documentViewer (getdocinfo)", logging.INFO,"docinfo in session: %s"%docinfo) |
| 22 | 472 return docinfo |
| 473 # new docinfo | |
| 474 docinfo = {'mode': mode, 'url': url} | |
| 475 if mode=="texttool": #index.meta with texttool information | |
| 476 docinfo = self.getDocinfoFromTextTool(url, docinfo=docinfo) | |
| 477 elif mode=="imagepath": | |
| 478 docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo) | |
| 479 else: | |
| 52 | 480 logger("documentViewer (getdocinfo)", logging.ERROR,"unknown mode!") |
| 37 | 481 raise ValueError("Unknown mode %s"%(mode)) |
| 482 | |
| 52 | 483 logger("documentViewer (getdocinfo)", logging.INFO,"docinfo: %s"%docinfo) |
| 22 | 484 self.REQUEST.SESSION['docinfo'] = docinfo |
| 485 return docinfo | |
| 20 | 486 |
| 487 | |
| 25 | 488 def getPageinfo(self, current, start=None, rows=None, cols=None, docinfo=None): |
| 22 | 489 """returns pageinfo with the given parameters""" |
| 490 pageinfo = {} | |
| 25 | 491 current = getInt(current) |
| 492 pageinfo['current'] = current | |
| 493 rows = int(rows or self.thumbrows) | |
| 494 pageinfo['rows'] = rows | |
| 495 cols = int(cols or self.thumbcols) | |
| 496 pageinfo['cols'] = cols | |
| 497 grpsize = cols * rows | |
| 498 pageinfo['groupsize'] = grpsize | |
| 61 | 499 start = getInt(start, default=(math.ceil(float(current)/float(grpsize))*grpsize-(grpsize-1))) |
| 500 # int(current / grpsize) * grpsize +1)) | |
| 22 | 501 pageinfo['start'] = start |
| 25 | 502 pageinfo['end'] = start + grpsize |
| 503 if docinfo is not None: | |
| 504 np = int(docinfo['numPages']) | |
| 505 pageinfo['end'] = min(pageinfo['end'], np) | |
| 506 pageinfo['numgroups'] = int(np / grpsize) | |
| 507 if np % grpsize > 0: | |
| 508 pageinfo['numgroups'] += 1 | |
| 509 | |
| 22 | 510 return pageinfo |
| 511 | |
| 0 | 512 def text(self,mode,url,pn): |
| 513 """give text""" | |
| 514 if mode=="texttool": #index.meta with texttool information | |
| 515 (viewerUrl,imagepath,textpath)=parseUrlTextTool(url) | |
| 516 | |
| 35 | 517 #print textpath |
| 0 | 518 try: |
| 519 dom = NonvalidatingReader.parseUri(textpath) | |
| 520 except: | |
| 521 return None | |
| 522 | |
| 523 list=[] | |
| 524 nodes=dom.xpath("//pb") | |
| 525 | |
| 526 node=nodes[int(pn)-1] | |
| 527 | |
| 528 p=node | |
| 529 | |
| 530 while p.tagName!="p": | |
| 531 p=p.parentNode | |
| 532 | |
| 533 | |
| 534 endNode=nodes[int(pn)] | |
| 535 | |
| 536 | |
| 537 e=endNode | |
| 538 | |
| 539 while e.tagName!="p": | |
| 540 e=e.parentNode | |
| 541 | |
| 542 | |
| 543 next=node.parentNode | |
| 544 | |
| 545 #sammle s | |
| 546 while next and (next!=endNode.parentNode): | |
| 547 list.append(next) | |
| 548 next=next.nextSibling | |
| 549 list.append(endNode.parentNode) | |
| 550 | |
| 551 if p==e:# beide im selben paragraphen | |
| 20 | 552 pass |
| 553 # else: | |
| 554 # next=p | |
| 555 # while next!=e: | |
| 556 # print next,e | |
| 557 # list.append(next) | |
| 558 # next=next.nextSibling | |
| 559 # | |
| 560 # for x in list: | |
| 561 # PrettyPrint(x) | |
| 562 # | |
| 563 # return list | |
| 22 | 564 # |
| 565 | |
| 566 def findDigilibUrl(self): | |
| 567 """try to get the digilib URL from zogilib""" | |
| 568 url = self.imageViewerUrl[:-1] + "/getScalerUrl" | |
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569 #print urlparse.urlparse(url)[0] |
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570 #print urlparse.urljoin(self.absolute_url(),url) |
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571 logging.info("finddigiliburl: %s"%urlparse.urlparse(url)[0]) |
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572 logging.info("finddigiliburl: %s"%urlparse.urljoin(self.absolute_url(),url)) |
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573 |
| 22 | 574 try: |
| 46 | 575 if urlparse.urlparse(url)[0]=='': #relative path |
| 576 url=urlparse.urljoin(self.absolute_url()+"/",url) | |
| 577 | |
| 22 | 578 scaler = urlopen(url).read() |
| 579 return scaler.replace("/servlet/Scaler?", "") | |
| 580 except: | |
| 581 return None | |
| 582 | |
| 46 | 583 def changeDocumentViewer(self,imageViewerUrl,textViewerUrl,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=10,authgroups='mpiwg',RESPONSE=None): |
| 22 | 584 """init document viewer""" |
| 585 self.title=title | |
| 586 self.imageViewerUrl=imageViewerUrl | |
| 46 | 587 self.textViewerUrl=textViewerUrl |
| 22 | 588 self.digilibBaseUrl = digilibBaseUrl |
| 25 | 589 self.thumbrows = thumbrows |
| 590 self.thumbcols = thumbcols | |
| 32 | 591 self.authgroups = [s.strip().lower() for s in authgroups.split(',')] |
| 22 | 592 if RESPONSE is not None: |
| 593 RESPONSE.redirect('manage_main') | |
| 0 | 594 |
| 595 | |
| 596 | |
| 597 | |
| 598 # security.declareProtected('View management screens','renameImageForm') | |
| 599 | |
| 600 def manage_AddDocumentViewerForm(self): | |
| 601 """add the viewer form""" | |
| 22 | 602 pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self) |
| 0 | 603 return pt() |
| 604 | |
| 46 | 605 def manage_AddDocumentViewer(self,id,imageViewerUrl="",textViewerUrl="",title="",RESPONSE=None): |
| 0 | 606 """add the viewer""" |
| 46 | 607 newObj=documentViewer(id,imageViewerUrl,title=title,textViewerUrl=textViewerUrl) |
| 0 | 608 self._setObject(id,newObj) |
| 609 | |
| 610 if RESPONSE is not None: | |
| 611 RESPONSE.redirect('manage_main') | |
| 22 | 612 |
| 613 | |
| 614 ## | |
| 615 ## DocumentViewerTemplate class | |
| 616 ## | |
| 617 class DocumentViewerTemplate(ZopePageTemplate): | |
| 618 """Template for document viewer""" | |
| 619 meta_type="DocumentViewer Template" | |
| 620 | |
| 621 | |
| 622 def manage_addDocumentViewerTemplateForm(self): | |
| 623 """Form for adding""" | |
| 624 pt=PageTemplateFile('zpt/addDocumentViewerTemplate', globals()).__of__(self) | |
| 625 return pt() | |
| 626 | |
| 627 def manage_addDocumentViewerTemplate(self, id='viewer_main', title=None, text=None, | |
| 628 REQUEST=None, submit=None): | |
| 629 "Add a Page Template with optional file content." | |
| 630 | |
| 631 self._setObject(id, DocumentViewerTemplate(id)) | |
| 632 ob = getattr(self, id) | |
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633 txt=file(os.path.join(package_home(globals()),'zpt/viewer_main.zpt'),'r').read() |
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634 logging.info("txt %s:"%txt) |
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635 ob.pt_edit(txt,"text/html") |
| 22 | 636 if title: |
| 637 ob.pt_setTitle(title) | |
| 638 try: | |
| 639 u = self.DestinationURL() | |
| 640 except AttributeError: | |
| 641 u = REQUEST['URL1'] | |
| 642 | |
| 643 u = "%s/%s" % (u, urllib.quote(id)) | |
| 644 REQUEST.RESPONSE.redirect(u+'/manage_main') | |
| 645 return '' | |
| 646 | |
| 647 | |
| 41 | 648 |