version 1.2, 2005/12/23 14:01:29
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version 1.3, 2006/04/06 17:13:43
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Line 16 import Ft.Xml.XPath
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Line 16 import Ft.Xml.XPath
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import os.path |
import os.path |
import cgi |
import cgi |
import urllib |
import urllib |
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import zLOG |
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def getTextFromNode(nodename): |
def getTextFromNode(nodename): |
nodelist=nodename.childNodes |
nodelist=nodename.childNodes |
Line 36 def urlopen(url):
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Line 37 def urlopen(url):
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def getParamFromDigilib(path,param): |
def getParamFromDigilib(path,param): |
"""gibt param von dlInfo aus""" |
"""gibt param von dlInfo aus""" |
imageUrl=genericDigilib+"/dlInfo-xml.jsp?fn="+path |
imageUrl=genericDigilib+"/dirInfo-xml.jsp?mo=dir&fn="+path |
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zLOG.LOG("documentViewer (getparamfromdigilib)", zLOG.INFO, "dirInfo (%s) from %s"%(param,imageUrl)) |
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try: |
try: |
dom = NonvalidatingReader.parseUri(imageUrl) |
dom = NonvalidatingReader.parseUri(imageUrl) |
except: |
except: |
return None |
return None |
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params=dom.xpath("//dir/%s"%param) |
params=dom.xpath("//document-parameters/parameter[@name='%s']/@value"%param) |
zLOG.LOG("documentViewer (getparamfromdigilib)", zLOG.INFO, "dirInfo:%s"%params) |
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if params: |
if params: |
return params[0].value |
return getTextFromNode(params[0]) |
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def parseUrlTextTool(url): |
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"""parse index meta""" |
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try: |
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dom = NonvalidatingReader.parseUri(url) |
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except: |
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zLOG.LOG("documentViewer (parseUrlTexttool)", zLOG.INFO,"%s (%s)"%sys.exc_info()[0:2]) |
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return (None,None,None) |
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archivePaths=dom.xpath("//resource/archive-path") |
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if archivePaths and (len(archivePaths)>0): |
## |
archivePath=getTextFromNode(archivePaths[0]) |
## documentViewer class |
else: |
## |
archivePath=None |
class documentViewer(Folder): |
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images=dom.xpath("//texttool/image") |
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if images and (len(images)>0): |
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image=getTextFromNode(images[0]) |
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else: |
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image=None |
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if image and archivePath: |
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image=os.path.join(archivePath,image) |
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image=image.replace("/mpiwg/online",'') |
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pt=getParamFromDigilib(image,'pt') |
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else: |
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image=None |
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viewerUrls=dom.xpath("//texttool/digiliburlprefix") |
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if viewerUrls and (len(viewerUrls)>0): |
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viewerUrl=getTextFromNode(viewerUrls[0]) |
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else: |
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viewerUrl=None |
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textUrls=dom.xpath("//texttool/text") |
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if textUrls and (len(textUrls)>0): |
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textUrl=getTextFromNode(textUrls[0]) |
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else: |
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textUrl=None |
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return viewerUrl,(image,pt),textUrl |
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class documentViewer(ZopePageTemplate): |
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"""document viewer""" |
"""document viewer""" |
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meta_type="Document viewer" |
meta_type="Document viewer" |
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security=ClassSecurityInfo() |
security=ClassSecurityInfo() |
manage_options=ZopePageTemplate.manage_options+( |
manage_options=Folder.manage_options+( |
{'label':'main config','action':'changeDocumentViewerForm'}, |
{'label':'main config','action':'changeDocumentViewerForm'}, |
) |
) |
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_default_content_fn = os.path.join(package_home(globals()),'zpt','documentViewer_template.zpt') |
# templates and forms |
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viewer_main = PageTemplateFile('zpt/viewer_main', globals()) |
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thumbs_main = PageTemplateFile('zpt/thumbs_main', globals()) |
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image_main = PageTemplateFile('zpt/image_main', globals()) |
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head_main = PageTemplateFile('zpt/head_main', globals()) |
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docuviewer_css = PageTemplateFile('css/docuviewer.css', globals()) |
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def __init__(self,id,imageViewerUrl,title=""): |
security.declareProtected('View management screens','changeDocumentViewerForm') |
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changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals()) |
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def __init__(self,id,imageViewerUrl,title="",digilibBaseUrl=None): |
"""init document viewer""" |
"""init document viewer""" |
self.id=id |
self.id=id |
self.title=title |
self.title=title |
self.imageViewerUrl=imageViewerUrl |
self.imageViewerUrl=imageViewerUrl |
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self.digilibBaseUrl = digilibBaseUrl |
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if not self.digilibBaseUrl: |
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self.digilibBaseUrl = self.findDigilibUrl() |
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# add template folder so we can always use template.something |
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self.manage_addFolder('template') |
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security.declareProtected('View management screens','changeDocumentViewerForm') |
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def changeDocumentViewerForm(self): |
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"""change it""" |
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pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','changeDocumentViewer.zpt')).__of__(self) |
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return pt() |
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security.declareProtected('View','index_html') |
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def index_html(self,mode,url,start=0,pn=1): |
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''' |
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view it |
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@param mode: defines which type of document is behind url |
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@param url: url which contains display information |
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''' |
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def changeDocumentViewer(self,imageViewerUrl,title="",RESPONSE=None): |
zLOG.LOG("documentViewer (index)", zLOG.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn)) |
"""init document viewer""" |
print "dlbaseurl:", self.digilibBaseUrl |
self.title=title |
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self.imageViewerUrl=imageViewerUrl |
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if RESPONSE is not None: |
if not hasattr(self, 'template'): |
RESPONSE.redirect('manage_main') |
# create template folder if it doesn't exist |
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print "no template folder -- creating" |
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self.manage_addFolder('template') |
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if not self.digilibBaseUrl: |
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self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" |
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print "dlbaseurl:", self.digilibBaseUrl |
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docinfo = self.getDocinfo(mode=mode, url=url) |
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pageinfo = self.getPageinfo(start=start,current=pn) |
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pt = getattr(self.template, 'viewer_main') |
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return pt(docinfo=docinfo,pageinfo=pageinfo) |
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def imageLink(self,nr): |
def imageLink(self,nr): |
Line 143 class documentViewer(ZopePageTemplate):
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Line 129 class documentViewer(ZopePageTemplate):
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newUrl=self.REQUEST['URL']+"?"+urllib.urlencode(params) |
newUrl=self.REQUEST['URL']+"?"+urllib.urlencode(params) |
return newUrl |
return newUrl |
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def getStyle(self, idx, selected, style=""): |
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"""returns a string with the given style + 'sel' if path == selected.""" |
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#zLOG.LOG("documentViewer (getstyle)", zLOG.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style)) |
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if idx == selected: |
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return style + 'sel' |
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else: |
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return style |
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def thumbruler(self,cols,rows,start,maximum): |
def thumbruler(self,cols,rows,start,maximum): |
"""ruler for thumbs""" |
"""ruler for thumbs""" |
Line 162 class documentViewer(ZopePageTemplate):
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Line 156 class documentViewer(ZopePageTemplate):
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ret+="""<a href="%s">prev</a>"""%newUrl |
ret+="""<a href="%s">prev</a>"""%newUrl |
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ret+="""<select onChange="location.href='%s&start='+this.options[this.selectedIndex].value" """%newUrlSelect |
ret+="""<select onChange="location.href='%s&start='+this.options[this.selectedIndex].value">"""%newUrlSelect |
nr,rest=divmod(maximum,cols*rows) |
nr,rest=divmod(maximum,cols*rows) |
if rest > 0: |
if rest > 0: |
nr+=1 |
nr+=1 |
Line 183 class documentViewer(ZopePageTemplate):
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Line 177 class documentViewer(ZopePageTemplate):
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return ret |
return ret |
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def textToolThumb(self,url,start=0): |
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"""understands the texttool format |
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@param url: url to index.meta with texttool tag |
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""" |
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(viewerUrl,imagepath,textpath)=parseUrlTextTool(url) |
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imageUrl=genericDigilib+"/servlet/Scaler?fn=%s"%imagepath[0] |
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pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','thumbs.zpt')).__of__(self) |
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return pt(imageUrl=imageUrl,pt=imagepath[1],start=start) |
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def imagePathThumb(self,path,start=0): |
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"""path ist the path to the images it is assumes that the index.meta file is one level higher.""" |
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path=path.replace("/mpiwg/online","") |
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pt=getParamFromDigilib(path,'pt') |
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imageUrl=genericDigilib+"/servlet/Scaler?fn=%s"%path |
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pageT=PageTemplateFile(os.path.join(package_home(globals()),'zpt','thumbs.zpt')).__of__(self) |
def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None): |
return pageT(imageUrl=imageUrl,pt=pt,start=start) |
"""gets bibliographical info from the index.meta file at url or given by dom""" |
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zLOG.LOG("documentViewer (getbibinfofromindexmeta)", zLOG.INFO,"path: %s"%(path)) |
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def headerFromIndexMeta(self,path): |
if docinfo is None: |
"""gibt header from index meta out""" |
docinfo = {} |
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metaData=self.metadata.main.meta.bib |
metaData=self.metadata.main.meta.bib |
server="http://foxridge.mpiwg-berlin.mpg.de" |
if dom is None: |
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server="http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary/servlet/Texter?fn=" |
path="/".join(path.split("/")[0:-1]) |
path="/".join(path.split("/")[0:-1]) |
metaUrl=server+path+"/index.meta" |
metaUrl=server+path+"/index.meta" |
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try: |
dom = NonvalidatingReader.parseUri(metaUrl) |
dom = NonvalidatingReader.parseUri(metaUrl) |
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except: |
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return docinfo |
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type=dom.xpath("//bib/@type") |
type=dom.xpath("//bib/@type") |
if type and (len(type)>0): |
if type and (len(type)>0): |
type=type[0].value |
type=type[0].value |
Line 221 class documentViewer(ZopePageTemplate):
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Line 204 class documentViewer(ZopePageTemplate):
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type=type.replace("-"," ")# wrong typesiin index meta "-" instead of " " |
type=type.replace("-"," ")# wrong typesiin index meta "-" instead of " " |
hash=metaData.generateMappingForType(type) |
hash=metaData.generateMappingForType(type) |
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author=getTextFromNode(dom.xpath("//bib/%s"%hash['author'][0])[0]) |
docinfo['author']=getTextFromNode(dom.xpath("//bib/%s"%hash['author'][0])[0]) |
title=getTextFromNode(dom.xpath("//bib/%s"%hash['title'][0])[0]) |
docinfo['title']=getTextFromNode(dom.xpath("//bib/%s"%hash['title'][0])[0]) |
year=getTextFromNode(dom.xpath("//bib/%s"%hash['year'][0])[0]) |
docinfo['year']=getTextFromNode(dom.xpath("//bib/%s"%hash['year'][0])[0]) |
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return docinfo |
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def getDocinfoFromTextTool(self,url,docinfo=None): |
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"""parse texttool tag in index meta""" |
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zLOG.LOG("documentViewer (getdocinfofromtexttool)", zLOG.INFO,"url: %s"%(url)) |
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if docinfo is None: |
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docinfo = {} |
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try: |
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dom = NonvalidatingReader.parseUri(url) |
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except: |
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zLOG.LOG("documentViewer (parseUrlTexttool)", zLOG.INFO,"%s (%s)"%sys.exc_info()[0:2]) |
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return docinfo |
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archivePaths=dom.xpath("//resource/archive-path") |
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if archivePaths and (len(archivePaths)>0): |
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archivePath=getTextFromNode(archivePaths[0]) |
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else: |
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archivePath=None |
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images=dom.xpath("//texttool/image") |
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if images and (len(images)>0): |
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image=getTextFromNode(images[0]) |
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else: |
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image=None |
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if image and archivePath: |
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image=os.path.join(archivePath,image) |
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image=image.replace("/mpiwg/online",'') |
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pt=getParamFromDigilib(image,'size') |
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docinfo['imagePath'] = image |
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docinfo['numberOfPages'] = pt |
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viewerUrls=dom.xpath("//texttool/digiliburlprefix") |
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if viewerUrls and (len(viewerUrls)>0): |
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viewerUrl=getTextFromNode(viewerUrls[0]) |
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docinfo['imageURL'] = viewerURL |
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textUrls=dom.xpath("//texttool/text") |
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if textUrls and (len(textUrls)>0): |
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textUrl=getTextFromNode(textUrls[0]) |
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docinfo['textURL'] = textURL |
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docinfo = self.getBibinfoFromIndexMeta(url,docinfo=docinfo,dom=dom) |
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return docinfo |
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def getDocinfoFromImagePath(self,path,docinfo=None): |
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"""path ist the path to the images it assumes that the index.meta file is one level higher.""" |
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zLOG.LOG("documentViewer (getdocinfofromimagepath)", zLOG.INFO,"path: %s"%(path)) |
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if docinfo is None: |
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docinfo = {} |
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docinfo['imagePath'] = path |
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path=path.replace("/mpiwg/online","") |
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pt=getParamFromDigilib(path,'size') |
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docinfo['numberOfPages'] = pt |
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imageUrl=genericDigilib+"/servlet/Scaler?fn=%s"%path |
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docinfo['imageURL'] = imageUrl |
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return author,title,year |
docinfo = self.getBibinfoFromIndexMeta(path,docinfo=docinfo) |
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return docinfo |
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def getDocinfo(self, mode, url): |
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"""returns docinfo depending on mode""" |
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zLOG.LOG("documentViewer (getdocinfo)", zLOG.INFO,"mode: %s, url: %s"%(mode,url)) |
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# look for cached docinfo in session |
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if self.REQUEST.SESSION.has_key('docinfo'): |
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docinfo = self.REQUEST.SESSION['docinfo'] |
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# check if its still current |
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if docinfo is not None and docinfo.get('mode') == mode and docinfo.get('url') == url: |
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zLOG.LOG("documentViewer (getdocinfo)", zLOG.INFO,"docinfo in session: %s"%docinfo) |
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return docinfo |
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# new docinfo |
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docinfo = {'mode': mode, 'url': url} |
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if mode=="texttool": #index.meta with texttool information |
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docinfo = self.getDocinfoFromTextTool(url, docinfo=docinfo) |
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elif mode=="imagepath": |
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docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo) |
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else: |
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zLOG.LOG("documentViewer (getdocinfo)", zLOG.ERROR,"unknown mode!") |
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zLOG.LOG("documentViewer (getdocinfo)", zLOG.INFO,"docinfo: %s"%docinfo) |
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self.REQUEST.SESSION['docinfo'] = docinfo |
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return docinfo |
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def getPageinfo(self, start, current): |
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"""returns pageinfo with the given parameters""" |
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pageinfo = {} |
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pageinfo['start'] = start |
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pageinfo['current'] = current |
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return pageinfo |
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def text(self,mode,url,pn): |
def text(self,mode,url,pn): |
"""give text""" |
"""give text""" |
Line 280 class documentViewer(ZopePageTemplate):
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Line 359 class documentViewer(ZopePageTemplate):
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# |
# |
# return list |
# return list |
# |
# |
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def image(self,mode,url,pn): |
def image(self,mode,url,pn): |
"""give image out""" |
"""give image out""" |
if mode=="texttool": #index.meta with texttool information |
if mode=="texttool": #index.meta with texttool information |
Line 296 class documentViewer(ZopePageTemplate):
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Line 376 class documentViewer(ZopePageTemplate):
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return url |
return url |
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def thumbs(self,mode,url,start): |
def findDigilibUrl(self): |
"""give thumbs out""" |
"""try to get the digilib URL from zogilib""" |
if mode=="texttool": #index.meta with texttool information |
url = self.imageViewerUrl[:-1] + "/getScalerUrl" |
return self.textToolThumb(url,int(start)) |
try: |
elif mode=="imagepath": |
scaler = urlopen(url).read() |
return self.imagePathThumb(url,int(start)) |
return scaler.replace("/servlet/Scaler?", "") |
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except: |
security.declareProtected('View','index_html') |
return None |
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def index_html(self,mode,url,start=0,pn=1): |
def changeDocumentViewer(self,imageViewerUrl,title="",digilibBaseUrl=None,RESPONSE=None): |
''' |
"""init document viewer""" |
view it |
self.title=title |
@param mode: defines which type of document is behind url |
self.imageViewerUrl=imageViewerUrl |
@param url: url which contains display information |
self.digilibBaseUrl = digilibBaseUrl |
''' |
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if RESPONSE is not None: |
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RESPONSE.redirect('manage_main') |
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pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','documentViewer_template.zpt')).__of__(self) |
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return pt(mode=mode,url=url,start=start,pn=pn) |
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Line 323 class documentViewer(ZopePageTemplate):
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Line 401 class documentViewer(ZopePageTemplate):
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def manage_AddDocumentViewerForm(self): |
def manage_AddDocumentViewerForm(self): |
"""add the viewer form""" |
"""add the viewer form""" |
pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','addDocumentViewer.zpt')).__of__(self) |
pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self) |
return pt() |
return pt() |
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def manage_AddDocumentViewer(self,id,imageViewerUrl="",title="",RESPONSE=None): |
def manage_AddDocumentViewer(self,id,imageViewerUrl="",title="",RESPONSE=None): |
Line 334 def manage_AddDocumentViewer(self,id,ima
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Line 412 def manage_AddDocumentViewer(self,id,ima
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if RESPONSE is not None: |
if RESPONSE is not None: |
RESPONSE.redirect('manage_main') |
RESPONSE.redirect('manage_main') |
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## |
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## DocumentViewerTemplate class |
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## |
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class DocumentViewerTemplate(ZopePageTemplate): |
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"""Template for document viewer""" |
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meta_type="DocumentViewer Template" |
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def manage_addDocumentViewerTemplateForm(self): |
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"""Form for adding""" |
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pt=PageTemplateFile('zpt/addDocumentViewerTemplate', globals()).__of__(self) |
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return pt() |
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def manage_addDocumentViewerTemplate(self, id='viewer_main', title=None, text=None, |
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REQUEST=None, submit=None): |
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"Add a Page Template with optional file content." |
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self._setObject(id, DocumentViewerTemplate(id)) |
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ob = getattr(self, id) |
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ob.pt_edit(open(os.path.join(package_home(globals()),'zpt/viewer_main.zpt')).read(),None) |
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if title: |
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ob.pt_setTitle(title) |
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try: |
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u = self.DestinationURL() |
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except AttributeError: |
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u = REQUEST['URL1'] |
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u = "%s/%s" % (u, urllib.quote(id)) |
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REQUEST.RESPONSE.redirect(u+'/manage_main') |
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return '' |
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