--- zogiLib/zogiLib.py 2004/04/28 16:27:16 1.11 +++ zogiLib/zogiLib.py 2006/06/15 16:44:00 1.63 @@ -1,190 +1,87 @@ -from Products.PageTemplates.PageTemplateFile import PageTemplateFile +from AccessControl import ClassSecurityInfo +from Globals import package_home +from OFS.Folder import Folder +from OFS.Image import Image +from OFS.Image import File +from OFS.SimpleItem import SimpleItem from Products.PageTemplates.PageTemplate import PageTemplate +from Products.PageTemplates.PageTemplateFile import PageTemplateFile from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate -from OFS.Image import Image -from webdav.common import rfc1123_date - -import xml.dom.minidom -from OFS.Folder import Folder -from xml_helpers import getText +from types import * +from Globals import package_home, ImageFile +from xml_helpers import getUniqueElementText,getText +import cgi import os +import random import re import string import urllib -from Globals import package_home - -def getString(self,key,default=''): - try: - return self.REQUEST[key] - except: - return default - - -class zogiLib_navTemplate(ZopePageTemplate): - """pageTemplate Objekt""" - meta_type="zogiLib_navTemplate" - - _default_content_fn = os.path.join(package_home(globals()), - 'zpt/zogiLib_NavTemplateDefault.zpt') - - manage_options=ZopePageTemplate.manage_options+( - {'label':'Copy to Filesystem','action':'copyContent'}, - ) - - def getPath(self): - """get path""" - return getPath(self,'thumbtemplate.templ') - - - def copyContent(self): - """copycontent to path""" - - return "copied to:"+copyContent(self,'thumbtemplate.templ') - - -def manage_addZogiLib_NavTemplateForm(self): - """Form for adding""" - pt=PageTemplateFile('Products/zogiLib/zpt/AddZogilib_NavTemplate.zpt').__of__(self) - return pt() - - - +import xml.dom.minidom -def manage_addZogiLib_NavTemplate(self, id,title=None, text=None, - REQUEST=None, submit=None): - "Add a Page Template with optional file content." +ZOGIVERSION = "0.10.2b ROC 15.6.2006" - - id = str(id) - if REQUEST is None: - self._setObject(id, zogilib_NavTemplate(id, text)) - ob = getattr(self, id) - - if title: - ob.pt_setTitle(title) - return ob +def cropf(f): + """returns a float with reduced precision""" + return float(int(f * 10000)/10000.0) + + +def browserCheck(self): + """check the browsers request to find out the browser type""" + bt = {} + ua = self.REQUEST.get_header("HTTP_USER_AGENT") + bt['ua'] = ua + bt['isIE'] = False + bt['isN4'] = False + if string.find(ua, 'MSIE') > -1: + bt['isIE'] = True else: - file = REQUEST.form.get('file') - headers = getattr(file, 'headers', None) - if headers is None or not file.filename: - zpt = zogilib_NavTemplate(id) - else: - zpt = zogilib_NavTemplate(id, file, headers.get('content_type')) - - self._setObject(id, zpt) - ob = getattr(self, id) - - - try: - u = self.DestinationURL() - except AttributeError: - u = REQUEST['URL1'] - - if submit == " Add and Edit ": - u = "%s/%s" % (u, quote(id)) - REQUEST.RESPONSE.redirect(u+'/manage_main') - return '' - - + bt['isN4'] = (string.find(ua, 'Mozilla/4.') > -1) -def readNavTemp(fileName): - """navtemp""" - - - if os.path.exists(fileName+"/index.meta"): - dom=xml.dom.minidom.parse(fileName+"/index.meta") - else: - return None - - try: - navTag=getText(dom.getElementsByTagName('zogilibtemplate')[0].childNodes) - except: - navTag=None - return navTag - -class zogiLib_mainTemplate(ZopePageTemplate): - """pageTemplate Objekt""" - meta_type="zogiLib_mainTemplate" - - - def __init__(self, id, text=None, content_type=None, version="book"): - - default_content_string="zpt/zogiLibMain_%s.zpt"%version - self._default_content_fn = os.path.join(package_home(globals()),default_content_string) - self.id = str(id) - self.ZBindings_edit(self._default_bindings) - if text is None: - text = open(self._default_content_fn).read() - self.pt_edit(text, content_type) - - -def manage_addZogiLibMainTemplateForm(self): - """Form for adding""" - pt=PageTemplateFile('Products/ECHO_content/zpt/AddOSAS_thumbTemplate.zpt').__of__(self) - return pt() + nav = ua[string.find(ua, '('):] + ie = string.split(nav, "; ")[1] + if string.find(ie, "MSIE") > -1: + bt['versIE'] = string.split(ie, " ")[1] + except: pass + + bt['isMac'] = string.find(ua, 'Macintosh') > -1 + bt['isWin'] = string.find(ua, 'Windows') > -1 + bt['isIEWin'] = bt['isIE'] and bt['isWin'] + bt['isIEMac'] = bt['isIE'] and bt['isMac'] + bt['staticHTML'] = False - - - -def manage_addZogiLibMainTemplate(self, id,title=None, text=None, - REQUEST=None, submit=None): - "Add a Page Template with optional file content." + return bt - id = str(id) - if REQUEST is None: - self._setObject(id, zogiLib_mainTemplate(id, text)) - ob = getattr(self, id) - - if title: - ob.pt_setTitle(title) - return ob - else: - file = REQUEST.form.get('file') - headers = getattr(file, 'headers', None) - if headers is None or not file.filename: - zpt = zogiLib_mainTemplate(id) - else: - zpt = zogiLib_mainTemplate(id, file, headers.get('content_type')) - - self._setObject(id, zpt) - ob = getattr(self, id) - - - try: - u = self.DestinationURL() - except AttributeError: - u = REQUEST['URL1'] - - if submit == " Add and Edit ": - u = "%s/%s" % (u, quote(id)) - REQUEST.RESPONSE.redirect(u+'/manage_main') - return '' - - -class zogiImage(Image): +class zogiImage(SimpleItem): """einzelnes Image""" meta_type="zogiImage" + manage_options=SimpleItem.manage_options+( + {'label':'Main config','action':'changeZogiImageForm'}, + ) def __init__(self,id,title,baseUrl,queryString,content_type='',precondition=''): """init""" self.id=id self.title=title - self.baseUrl=baseUrl + if baseUrl: + self.baseUrl=baseUrl + else: + self.baseUrl="http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary/servlet/Scaler?" + self.queryString=queryString self.content_type=content_type self.precondition=precondition - def getData(self): - """getUrlData""" - return urllib.urlopen(self.baseUrl+self.queryString) + #def getData(self): + # """getUrlData""" + # return urllib.urlopen(self.baseUrl+self.queryString) def changeZogiImageForm(self): """Main configuration""" - pt=PageTemplateFile('Products/zogiLib/zpt/changeZogiImageForm.zpt').__of__(self) + pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/changeZogiImageForm.zpt')).__of__(self) return pt() def changeZogiImage(self,title,baseUrl, queryString,RESPONSE=None): @@ -196,286 +93,36 @@ class zogiImage(Image): if RESPONSE is not None: RESPONSE.redirect('manage_main') - - manage_options=ZopePageTemplate.manage_options+( - {'label':'Main config','action':'changeZogiImageForm'}, - ) - - - - def index_html(self, REQUEST, RESPONSE): - """ - Modified version of OFS/Image.py - - The default view of the contents of a File or Image. - - Returns the contents of the file or image. Also, sets the - Content-Type HTTP header to the objects content type. - """ - - # HTTP If-Modified-Since header handling. - header=REQUEST.get_header('If-Modified-Since', None) - if header is not None: - header=header.split( ';')[0] - # Some proxies seem to send invalid date strings for this - # header. If the date string is not valid, we ignore it - # rather than raise an error to be generally consistent - # with common servers such as Apache (which can usually - # understand the screwy date string as a lucky side effect - # of the way they parse it). - # This happens to be what RFC2616 tells us to do in the face of an - # invalid date. - try: mod_since=long(DateTime(header).timeTime()) - except: mod_since=None - if mod_since is not None: - if self._p_mtime: - last_mod = long(self._p_mtime) - else: - last_mod = long(0) - if last_mod > 0 and last_mod <= mod_since: - # Set header values since apache caching will return Content-Length - # of 0 in response if size is not set here - RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime)) - RESPONSE.setHeader('Content-Type', self.content_type) - RESPONSE.setHeader('Content-Length', self.size) - RESPONSE.setHeader('Accept-Ranges', 'bytes') - self.ZCacheable_set(None) - RESPONSE.setStatus(304) - return '' - - if self.precondition and hasattr(self,self.precondition): - # Grab whatever precondition was defined and then - # execute it. The precondition will raise an exception - # if something violates its terms. - c=getattr(self,self.precondition) - if hasattr(c,'isDocTemp') and c.isDocTemp: - c(REQUEST['PARENTS'][1],REQUEST) - else: - c() - - # HTTP Range header handling - range = REQUEST.get_header('Range', None) - request_range = REQUEST.get_header('Request-Range', None) - if request_range is not None: - # Netscape 2 through 4 and MSIE 3 implement a draft version - # Later on, we need to serve a different mime-type as well. - range = request_range - if_range = REQUEST.get_header('If-Range', None) - if range is not None: - ranges = HTTPRangeSupport.parseRange(range) - - if if_range is not None: - # Only send ranges if the data isn't modified, otherwise send - # the whole object. Support both ETags and Last-Modified dates! - if len(if_range) > 1 and if_range[:2] == 'ts': - # ETag: - if if_range != self.http__etag(): - # Modified, so send a normal response. We delete - # the ranges, which causes us to skip to the 200 - # response. - ranges = None - else: - # Date - date = if_range.split( ';')[0] - try: mod_since=long(DateTime(date).timeTime()) - except: mod_since=None - if mod_since is not None: - if self._p_mtime: - last_mod = long(self._p_mtime) - else: - last_mod = long(0) - if last_mod > mod_since: - # Modified, so send a normal response. We delete - # the ranges, which causes us to skip to the 200 - # response. - ranges = None - - if ranges: - # Search for satisfiable ranges. - satisfiable = 0 - for start, end in ranges: - if start < self.size: - satisfiable = 1 - break - - if not satisfiable: - RESPONSE.setHeader('Content-Range', - 'bytes */%d' % self.size) - RESPONSE.setHeader('Accept-Ranges', 'bytes') - RESPONSE.setHeader('Last-Modified', - rfc1123_date(self._p_mtime)) - RESPONSE.setHeader('Content-Type', self.content_type) - RESPONSE.setHeader('Content-Length', self.size) - RESPONSE.setStatus(416) - return '' - - ranges = HTTPRangeSupport.expandRanges(ranges, self.size) - - if len(ranges) == 1: - # Easy case, set extra header and return partial set. - start, end = ranges[0] - size = end - start - - RESPONSE.setHeader('Last-Modified', - rfc1123_date(self._p_mtime)) - RESPONSE.setHeader('Content-Type', self.content_type) - RESPONSE.setHeader('Content-Length', size) - RESPONSE.setHeader('Accept-Ranges', 'bytes') - RESPONSE.setHeader('Content-Range', - 'bytes %d-%d/%d' % (start, end - 1, self.size)) - RESPONSE.setStatus(206) # Partial content - - data = urllib.urlopen(self.baseUrl+self.queryString).read() - if type(data) is StringType: - return data[start:end] - - # Linked Pdata objects. Urgh. - pos = 0 - while data is not None: - l = len(data.data) - pos = pos + l - if pos > start: - # We are within the range - lstart = l - (pos - start) - - if lstart < 0: lstart = 0 - - # find the endpoint - if end <= pos: - lend = l - (pos - end) - - # Send and end transmission - RESPONSE.write(data[lstart:lend]) - break - - # Not yet at the end, transmit what we have. - RESPONSE.write(data[lstart:]) - - data = data.next - - return '' - - else: - boundary = choose_boundary() - - # Calculate the content length - size = (8 + len(boundary) + # End marker length - len(ranges) * ( # Constant lenght per set - 49 + len(boundary) + len(self.content_type) + - len('%d' % self.size))) - for start, end in ranges: - # Variable length per set - size = (size + len('%d%d' % (start, end - 1)) + - end - start) - - - # Some clients implement an earlier draft of the spec, they - # will only accept x-byteranges. - draftprefix = (request_range is not None) and 'x-' or '' - - RESPONSE.setHeader('Content-Length', size) - RESPONSE.setHeader('Accept-Ranges', 'bytes') - RESPONSE.setHeader('Last-Modified', - rfc1123_date(self._p_mtime)) - RESPONSE.setHeader('Content-Type', - 'multipart/%sbyteranges; boundary=%s' % ( - draftprefix, boundary)) - RESPONSE.setStatus(206) # Partial content - - data = urllib.urlopen(self.baseUrl+self.queryString).read() - # The Pdata map allows us to jump into the Pdata chain - # arbitrarily during out-of-order range searching. - pdata_map = {} - pdata_map[0] = data - - for start, end in ranges: - RESPONSE.write('\r\n--%s\r\n' % boundary) - RESPONSE.write('Content-Type: %s\r\n' % - self.content_type) - RESPONSE.write( - 'Content-Range: bytes %d-%d/%d\r\n\r\n' % ( - start, end - 1, self.size)) - - if type(data) is StringType: - RESPONSE.write(data[start:end]) - - else: - # Yippee. Linked Pdata objects. The following - # calculations allow us to fast-forward through the - # Pdata chain without a lot of dereferencing if we - # did the work already. - first_size = len(pdata_map[0].data) - if start < first_size: - closest_pos = 0 - else: - closest_pos = ( - ((start - first_size) >> 16 << 16) + - first_size) - pos = min(closest_pos, max(pdata_map.keys())) - data = pdata_map[pos] - - while data is not None: - l = len(data.data) - pos = pos + l - if pos > start: - # We are within the range - lstart = l - (pos - start) - - if lstart < 0: lstart = 0 - - # find the endpoint - if end <= pos: - lend = l - (pos - end) - - # Send and loop to next range - RESPONSE.write(data[lstart:lend]) - break - - # Not yet at the end, transmit what we have. - RESPONSE.write(data[lstart:]) - - data = data.next - # Store a reference to a Pdata chain link so we - # don't have to deref during this request again. - pdata_map[pos] = data - - # Do not keep the link references around. - del pdata_map - - RESPONSE.write('\r\n--%s--\r\n' % boundary) - return '' - - RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime)) - RESPONSE.setHeader('Content-Type', self.content_type) - RESPONSE.setHeader('Content-Length', self.size) - RESPONSE.setHeader('Accept-Ranges', 'bytes') - - # Don't cache the data itself, but provide an opportunity - # for a cache manager to set response headers. - self.ZCacheable_set(None) - - data=urllib.urlopen(self.baseUrl+self.queryString).read() - - if type(data) is type(''): - RESPONSE.setBase(None) - return data - - while data is not None: - RESPONSE.write(data.data) - data=data.next - + """service the request by redirecting to digilib server""" + RESPONSE.redirect(self.baseUrl+self.queryString) return '' - - + + def rescale(self,width=None,height=None): + """andere parameter im querystring""" + qs=cgi.parse_qs(self.queryString) + for x in qs.keys(): + if type(qs[x]) is ListType: + qs[x]=qs[x][0] + + if width: + qs['dw']=width + if height: + qs['dh']=height + + + qsneu=urllib.urlencode(qs) + self.queryString=qsneu + return "done" + def manage_addZogiImageForm(self): """Form for adding""" - pt=PageTemplateFile('Products/zogiLib/zpt/addZogiImage.zpt').__of__(self) + pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiImage.zpt')).__of__(self) return pt() def manage_addZogiImage(self,id,title,baseUrl, queryString,RESPONSE=None): - """add dgilib""" + """add zogiimage""" newObj=zogiImage(id,title,baseUrl, queryString) self.Destination()._setObject(id,newObj) if RESPONSE is not None: @@ -484,345 +131,757 @@ def manage_addZogiImage(self,id,title,ba class zogiLib(Folder): - """StandardElement""" + """digilib frontend with ZOPE""" meta_type="zogiLib" + #xxxx + security=ClassSecurityInfo() + + manage_options = Folder.manage_options+( + {'label':'Main Config','action':'changeZogiLibForm'}, + ) - def getDlInfo(self): - """DLInfo""" - paramH={} - baseUrl=re.sub("servlet/Scaler","dlInfo-xml.jsp",self.digilibBaseUrl) - - url=urllib.urlopen(baseUrl+self.REQUEST['QUERY_STRING']) - dom=xml.dom.minidom.parse(url) - params=dom.getElementsByTagName('parameter') - for param in params: - paramH[param.getAttribute('name')]=param.getAttribute('value') - return paramH - - def getPageNumTotal(self): - """pagenums""" - return self.getDlInfo()['pt'].encode('utf-8') - - - def generateImageFolder(self): - """images ablegen""" - self.manage_addFolder('images') - pathName=os.path.join(package_home(globals()),'images') - for image in os.listdir(pathName): - try: - - fn=file(os.path.join(pathName,image)) - self.images.manage_addImage(image,fn) - except: - print "ZOGILIB not imported:",image - + def __init__(self, id, title, dlServerURL, layout="book", basePath="", dlTarget=None, dlToolbarBaseURL=None): + """init""" + + self.id = id + self.title = title + self.dlServerURL = dlServerURL + self.basePath = basePath + self.layout = layout + self.dlTarget = dlTarget + + if dlToolbarBaseURL: + self.dlToolbarBaseURL = dlToolbarBaseURL + else: + self.dlToolbarBaseURL = dlServerURL + "/digimage.jsp?" + self.manage_addFolder('template') + + +# form templates + main_book = PageTemplateFile('zpt/main_book', globals()) + main_image = PageTemplateFile('zpt/main_image', globals()) + main_metaData = PageTemplateFile('zpt/main_metadata', globals()) + #main_static = PageTemplateFile('zpt/main_static', globals()) + options = PageTemplateFile('zpt/options', globals()) + changeForm = PageTemplateFile('zpt/changeForm', globals()) + +# display templates + aux_divs = PageTemplateFile('zpt/aux_divs', globals()) + #aux_divsN4 = PageTemplateFile('zpt/aux_divsN4', globals()) + img_div = PageTemplateFile('zpt/img_div', globals()) + +# javascripts + head_js = PageTemplateFile('zpt/head_js', globals()) + jslib_js = PageTemplateFile('js/baselib.js', globals()) + dllib_js = PageTemplateFile('js/dllib.js', globals()) + +# graphic files + arr_right = ImageFile('images/right.gif', globals()) + arr_left = ImageFile('images/left.gif', globals()) + arr_up = ImageFile('images/up.gif', globals()) + arr_down = ImageFile('images/down.gif', globals()) + mark1 = ImageFile('images/mark1.gif', globals()) + mark2 = ImageFile('images/mark2.gif', globals()) + mark3 = ImageFile('images/mark3.gif', globals()) + mark4 = ImageFile('images/mark4.gif', globals()) + mark5 = ImageFile('images/mark5.gif', globals()) + mark6 = ImageFile('images/mark6.gif', globals()) + mark7 = ImageFile('images/mark7.gif', globals()) + mark8 = ImageFile('images/mark8.gif', globals()) + corner1 = ImageFile('images/olinks.gif', globals()) + corner2 = ImageFile('images/orechts.gif', globals()) + corner3 = ImageFile('images/ulinks.gif', globals()) + corner4 = ImageFile('images/urechts.gif', globals()) + + + security.declareProtected('View','getLayout') + def getLayout(self): + """get Layout""" + return self.layout + + def version(self): + """version information""" + return ZOGIVERSION + + def getContextStatic(self): + """get all the contexts which go to static pages""" + try: + dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName())) + contexts=dom.getElementsByTagName("context") - def __init__(self, id,title,digilibBaseUrl, localFileBase,version="book"): - """init""" + ret=[] + for context in contexts: + name=getUniqueElementText(context.getElementsByTagName("name")) + + link=getUniqueElementText(context.getElementsByTagName("link")) + if name or link: + ret.append((name,link)) + return ret + except: + return [] - self.id=id - self.title=title - self.digilibBaseUrl=digilibBaseUrl - self.localFileBase=localFileBase - #self._setObject('topTemplate',zogiLib_navTemplate(id='topTemplate')) - self._setObject('mainTemplate',zogiLib_mainTemplate(id='mainTemplate',version=version)) - self.generateImageFolder() + def getContextDatabases(self): + """get all dynamic contexts""" + try: + dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName())) + contexts=dom.getElementsByTagName("context") + ret=[] + for context in contexts: + metaDataLinks=context.getElementsByTagName("meta-datalink") + for metaDataLink in metaDataLinks: + db=metaDataLink.getAttribute("db") + link=self.REQUEST['URL1']+"/dl_db?db=%s"%db + if db: + ret.append((db,link)) + metaDataLinks=context.getElementsByTagName("meta-baselink") + + for metaDataLink in metaDataLinks: + db=metaDataLink.getAttribute("db") + link=self.REQUEST['URL1']+"/dl_db?db=%s"%db + if db: + ret.append((db,link)) + return ret + except: - manage_options = Folder.manage_options+( - {'label':'Main Config','action':'changeZogiLibForm'}, - ) + return [] - def option_js(self): - """option_js""" - ret=""" - function setDLParam(e) { - var s; - if (document.all) { - s=e.srcElement; - } else { - s=e.target; - } - if (window.opener) { - window.opener.setParameter(s.name, s.value); - window.opener.display(9); - } else { - setParameter(s.name, s.value); - display(9); - } - }""" - return ret - - - def navigation_js(self): - """Javascript""" - fileName=os.path.join(package_home(globals()),'js/navigation.js') - return file(fileName).read() + def formatHTML(self,url,label=None,viewUrl=None): + sets=xml.dom.minidom.parse(urllib.urlopen(url)).getElementsByTagName('dataset') + ret="" + #print label + if label: + ret+="""%s"""%(viewUrl,label) + for set in sets: + ret+="" + for node in set.childNodes: + if hasattr(node,'tagName'): + tag=node.tagName + label=node.getAttribute("label") + if not label: + label=tag + text=getText(node.childNodes) + ret+=""""""%(label,text) + ret+="
%s:%s
" + return ret + + + def getMetaData(self): + """getMetaData""" + try: + dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName())) + except: + return "error metadata" + + contexts=dom.getElementsByTagName("context") + ret=[] + db=self.getDLParam("db") + ob=self.getDLParam("object") + + fn=self.getDLParam("fn") + pn=self.getDLParam("pn") + if not fn: + fn="" + if not pn: + pn="" + if not ob: + ob="" - def generateTopJavaScript(self): - """generate script""" - ret=""" - var baseUrl = '%s'; """% self.REQUEST['URL0'] - ret+=""" - newParameter('fn', '', 1); - newParameter('pn', '1', 1); - newParameter('ws', '1.0', 1); - newParameter('mo', '', 1); - newParameter('mk', '', 3); - newParameter('wx', '0.0', 2); - newParameter('wy', '0.0', 2); - newParameter('ww', '1.0', 2); - newParameter('wh', '1.0', 2); - newParameter('pt', '0', 9); - newParameter('brgt', '0.0', 1); - newParameter('cont', '0.0', 1); - newParameter('rot', '0.0', 1); - newParameter('rgba', '', 1); - newParameter('rgbm', '', 1); - newParameter('ddpix', '', 9); - newParameter('ddpiy', '', 9); - var picsize = new Size(100, 100); - document.id='digilib'; + for context in contexts: + metaDataLinks=context.getElementsByTagName("meta-datalink") + for metaDataLink in metaDataLinks: + + if (db==metaDataLink.getAttribute("db")) or (len(metaDataLinks)==1): + + link=getUniqueElementText(metaDataLink.getElementsByTagName("metadata-url")) + label=getUniqueElementText(metaDataLink.getElementsByTagName("label")) + url=getUniqueElementText(metaDataLink.getElementsByTagName("url")) + + return self.formatHTML(link,label,url) + + metaDataLinks=context.getElementsByTagName("meta-baselink") + + for metaDataLink in metaDataLinks: + + if db==metaDataLink.getAttribute("db") or (len(metaDataLinks)==1): + + link=getUniqueElementText(metaDataLink.getElementsByTagName("metadata-url")) + label=getUniqueElementText(metaDataLink.getElementsByTagName("label")) + url=getUniqueElementText(metaDataLink.getElementsByTagName("url")) - """ + return self.formatHTML(link+'fn=%s&pn=%s&object=%s'%(fn,pn,ob),label,url) return ret - - def generateScalerImg(self,requestString): - """generate Scaler IMG Tag""" - retStr=self.digilibBaseUrl+requestString - jS=""""""%retStr - return jS - def changeZogiLibForm(self): - """Main configuration""" - pt=PageTemplateFile('Products/zogiLib/zpt/changeZogiLibForm.zpt').__of__(self) - return pt() - - def changeZogiLib(self,title,digilibBaseUrl, localFileBase,RESPONSE=None): - """change it""" - self.title=title - self.digilibBaseUrl=digilibBaseUrl - self.localFileBase=localFileBase + def getDLInfo(self): + """get DLInfo from digilib server""" + paramH={} + baseUrl=self.getDLBaseUrl()+"/dlInfo-xml.jsp" + #print "getdlinfo: ", baseUrl + try: + url=urllib.urlopen(baseUrl+'?'+self.getAllDLParams()) + dom=xml.dom.minidom.parse(url) + params=dom.getElementsByTagName('parameter') + for param in params: + paramH[param.getAttribute('name')]=param.getAttribute('value') + return paramH + except: + return {} - if RESPONSE is not None: - RESPONSE.redirect('manage_main') - - def nav_html(self,fileName): - """navigations frame""" - ## currently not in use - # suche nach index.meta mit zogilib thumb info - - templ=readNavTemp(self.localFileBase+"/"+fileName) - if not templ: - templ=readNavTemp(self.localFileBase+"/"+fileName.split("/")[0]) - if not templ: - return self.topTemplate.document_src() + def zogilibPath(self, otherbase=None): + """returns an URL to the zogiLib instance""" + url = self.REQUEST['URL1'] + # should end with "/" + if len(url) > 0 and url[-1] != '/': + url += '/' + if type(otherbase) is str: + url += otherbase + else: + url += self.basePath + # should still end with "/" + if len(url) > 0 and url[-1] != '/': + url += '/' + return url + + def zogilibAction(self, action, otherbase=None): + """returns a URL with zogilib path and action""" + url = self.zogilibPath(otherbase) + url += action + url += '?' + self.getAllDLParams(); + return url + + def getDLBaseUrl(self): + """returns digilib base URL (sans servlet path)""" + if self.dlServerURL[-1] == '?': + # full Servlet URL -- remove last part + si = self.dlServerURL.rindex('/servlet/') + if si > 0: + return self.dlServerURL[:si] + else: + # no servlet part :-( + return "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" + else: + return self.dlServerURL + - return urllib.urlopen(templ).read() + def getScalerUrl(self,requestString=""): + """send scaler url""" + if self.dlServerURL[-1] == '?': + # full Servlet URL + return self.dlServerURL + requestString + else: + return self.dlServerURL+'/servlet/Scaler?'+requestString + def scaledImage(self,requestString=None): + """scaled Image""" + + if not requestString: + requestString=self.REQUEST['QUERY_STRING'] + + self.REQUEST.RESPONSE.redirect(self.getScalerUrl(requestString)) + + return True + + def createScalerImg(self, requestString=None, bottom=0, side=0, width=500, height=500): + """generate Scaler IMG Tag""" + self.checkQuery() + bt = self.getBrowserType() + # override with parameters from session + if self.REQUEST.SESSION.has_key('scalerDiv'): + (requestString, bottom, side, width, height) = self.REQUEST.SESSION['scalerDiv'] + # if not explicitly defined take normal request + if not requestString: + requestString = self.getAllDLParams() + url = self.getScalerUrl(requestString=requestString) + # construct bottom and side insets + b_par = "" + s_par = "" + if (bottom != 0) or (side != 0): + b_par = "-" + str(int(bottom)) + s_par = "-" + str(int(side)) + tag = "" + if bt['staticHTML']: + tag += '
'%(url, int(width-side), int(height-bottom)) + else: + if bt['isN4']: + # N4 needs layers + tag += '' + else: + tag += '
' + tag += '' + if bt['isN4']: + tag += '' + else: + tag += '
' + return tag + + def createScalerDiv(self, requestString = None, bottom = 0, side = 0, width=500, height=500): + """generate scaler img and table with navigation arrows""" + self.checkQuery() + if requestString != None or bottom != 0 or side != 0: + self.REQUEST.SESSION['scalerDiv'] = (requestString, bottom, side, width, height) + else: + if self.REQUEST.SESSION.has_key('scalerDiv'): + # make shure to remove unused parameter + del self.REQUEST.SESSION['scalerDiv'] + + pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt/zogilib_img_div')).__of__(self) + return pt() + def index_html(self): """main action""" + self.checkQuery() + tp = "main_template" + tpt = self.layout + + if not hasattr(self, 'template'): + # create template folder if it doesn't exist + print "no template folder -- creating" + self.manage_addFolder('template') + + pt = getattr(self.template, 'main_'+tpt) + return pt() - - #pt=PageTemplateFile('Products/zogiLib/zpt/zogiLibMain_image.zpt').__of__(self) - #return pt() - return self.mainTemplate() - - def storeQuery(self): - """storeQuery in session""" - self.REQUEST.SESSION['query']={} + def checkQuery(self): + """make shure that the query has been saved""" + if not self.REQUEST.has_key('dlParams'): + self.storeQuery() + + def storeQuery(self, more=None, withpt=False): + """parse query parameters into a hash in REQUEST""" + params = {} for fm in self.REQUEST.form.keys(): - self.REQUEST.SESSION['query'][fm]=self.REQUEST.form[fm] + params[fm] = self.REQUEST.form[fm] + # look for more + if more: + for fm in more.split('&'): + try: + pv = fm.split('=') + params[pv[0]] = pv[1] + except: + pass + + # parse digilib mode parameter + if 'mo' in params: + if len(params['mo']) > 0: + modes=params['mo'].split(',') + else: + modes = []; - self.REQUEST.SESSION['dlInfo']=self.getDlInfo() + self.REQUEST.set('dlParams', params) + self.REQUEST.set('dlModes', modes) + + # trigger get pt (from dlInfo) if requested + if withpt: + pt = self.getPT() + + return params - def getParam(self,param): - """Gebe Parameter aus""" + + def getDLParam(self, param, default=None): + """returns parameter or default""" + self.checkQuery() + dlParams = self.REQUEST.get('dlParams') try: - return self.REQUEST.SESSION['query'][param] + return dlParams[param] except: - return None - - def getPageNum(self): - """PAgenum""" - pn=self.getParam('pn') - if pn: - return pn - else: - return 1 - - def biggerWS(self): - """ws+1""" - ws=self.getParam('ws') - if ws: - return int(ws)+1 - else: - return 2 + return default - def options(self): - """showoptions""" - pt=PageTemplateFile('Products/zogiLib/zpt/optionwindow.zpt').__of__(self) - return pt() + def setDLParam(self, param, value): + """sets parameter""" + self.checkQuery() + dlParams = self.REQUEST.get('dlParams') + dlParams[param] = value + return + + def getAllDLParams(self): + """parameter string for digilib""" + self.checkQuery() + dlParams = self.REQUEST.get('dlParams') + # save modes + modes = self.REQUEST.get('dlModes') + if modes: + dlParams['mo'] = string.join(modes, ',') + # assemble query string + ret = "" + for param in dlParams.keys(): + if dlParams[param] is None: continue + val = str(dlParams[param]) + if val != "": + ret += param + "=" + val + "&" + # omit trailing "&" + return ret.rstrip('&') - def smallerWS(self): - """ws-11""" - ws=self.getParam('ws') - if ws: - if int(ws)==1: - return - else: - return int(ws)-1 - else: - return 1 - - - def setParam(self,pn=None,ws=None,rot=None,brgt=None,cont=None): + def setDLParams(self,pn=None,ws=None,rot=None,brgt=None,cont=None): """setze Parameter""" - ret="" - - if brgt: - self.REQUEST.SESSION['query']['brgt']=brgt - if cont: - self.REQUEST.SESSION['query']['cont']=cont + self.setDLParam('brgt', brgt) + self.setDLParam('cont', cont) + self.setDLParam('ws', ws) + self.setDLParam('rot', rot) if pn: - self.REQUEST.SESSION['query']['pn']=pn + # unmark + self.setDLParam('mk', None) + self.setDLParam('pn', pn) + + return self.display() - if ws: - self.REQUEST.SESSION['query']['ws']=ws + def getBrowserType(self): + """get browser type object""" + if self.REQUEST.SESSION.has_key('browserType'): + return self.REQUEST.SESSION['browserType'] + else: + bt = browserCheck(self) + self.REQUEST.SESSION.set('browserType', bt) + return bt - if rot: - self.REQUEST.SESSION['query']['rot']=rot - - for param in self.REQUEST.SESSION['query'].keys(): + + def display(self): + """(re)display page""" + params = self.getAllDLParams() - ret+=param+"="+str(self.REQUEST.SESSION['query'][param])+"&" - - self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+ret) + if self.basePath: + self.REQUEST.RESPONSE.redirect(self.REQUEST['URL2']+'?'+params) + else: + self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+params) - - def mirrorPage(self,mi): - """mirror""" - ret="" - try: - splitted=self.REQUEST.SESSION['query']['mo'].split(',') - except: - splitted=[] - - if mi=="h": - - if 'hmir' in splitted: - splitted.remove('hmir') + def getMetaFileName(self): + url=self.dlServerURL+'/dlContext-xml.jsp?'+self.getAllDLParams() + return urlbase + + def getToolbarPageURL(self): + """returns a toolbar-enabled page URL""" + url=self.dlToolbarBaseURL+self.getAllDLParams() + return url + + def getDLTarget(self): + """returns dlTarget""" + self.checkQuery() + s = self.dlTarget + if (s is None) or (s == ""): +# s = "" + s = 'dl' + if self.getDLParam('fn'): + s += "_" + self.getDLParam('fn') + if self.getDLParam('pn'): + s += "_" + self.getDLParam('pn') + + return s + + def getPN(self): + """pagenumber""" + pn = int(self.getDLParam('pn', 1)) + return pn + + def getPT(self): + """number of total pages""" + pt = self.getDLParam('pt', None) + if pt is None: + # get pt from dlInfo + if self.REQUEST.has_key('dlInfo'): + info = self.REQUEST.get('dlInfo') else: - splitted.append('hmir') + info = self.getDLInfo() + self.REQUEST.set('dlInfo', info) + pt = int(info.get('pt', 1)) + self.setDLParam('pt', pt) + return int(pt) + + def hasMode(self, mode): + """returns if mode is in the diglib mo parameter""" + return (mode in self.REQUEST.get('dlModes')) + + def hasNextPage(self): + """returns if there is a next page""" + pn = self.getPN() + pt = self.getPT() + return (pn < pt) + + def hasPrevPage(self): + """returns if there is a previous page""" + pn = self.getPN() + return (pn > 1) + + def canMoveLeft(self): + """returns if its possible to move left""" + wx = float(self.getDLParam('wx') or 0) + return (wx > 0) + + def canMoveRight(self): + """returns if its possible to move right""" + wx = float(self.getDLParam('wx') or 0) + ww = float(self.getDLParam('ww') or 1) + return (wx + ww < 1) + + def canMoveUp(self): + """returns if its possible to move up""" + wy = float(self.getDLParam('wy') or 0) + return (wy > 0) + + def canMoveDown(self): + """returns if its possible to move down""" + wy = float(self.getDLParam('wy') or 0) + wh = float(self.getDLParam('wh') or 1) + return (wy + wh < 1) + + + def dl_StaticHTML(self): + """set rendering to static HTML""" + self.checkQuery() + self.getBrowserType()['staticHTML'] = True + return self.display() + + def dl_DynamicHTML(self): + """set rendering to dynamic HTML""" + self.checkQuery() + self.getBrowserType()['staticHTML'] = False + return self.display() + + def dl_HMirror(self): + """mirror action""" + modes = self.getSubSession('dlModes') + if 'hmir' in modes: + modes.remove('hmir') + else: + modes.append('hmir') - if mi=="v": + return self.display() + + def dl_VMirror(self): + """mirror action""" + modes = self.getSubSession('dlModes') + if 'vmir' in modes: + modes.remove('vmir') + else: + modes.append('vmir') - if 'vmir' in splitted: - splitted.remove('vmir') - else: - splitted.append('vmir') + return self.display() + def dl_Zoom(self, z): + """general zoom action""" + ww1 = float(self.getDLParam('ww') or 1) + wh1 = float(self.getDLParam('wh') or 1) + wx = float(self.getDLParam('wx') or 0) + wy = float(self.getDLParam('wy') or 0) + ww2 = ww1 * z + wh2 = wh1 * z + wx += (ww1 - ww2) / 2 + wy += (wh1 - wh2) / 2 + ww2 = max(min(ww2, 1), 0) + wh2 = max(min(wh2, 1), 0) + wx = max(min(wx, 1), 0) + wy = max(min(wy, 1), 0) + self.setDLParam('ww', cropf(ww2)) + self.setDLParam('wh', cropf(wh2)) + self.setDLParam('wx', cropf(wx)) + self.setDLParam('wy', cropf(wy)) + return self.display() + + def dl_ZoomIn(self): + """zoom in action""" + z = 0.7071 + return self.dl_Zoom(z) + + def dl_ZoomOut(self): + """zoom out action""" + z = 1.4142 + return self.dl_Zoom(z) + + def dl_Move(self, dx, dy): + """general move action""" + ww = float(self.getDLParam('ww') or 1) + wh = float(self.getDLParam('wh') or 1) + wx = float(self.getDLParam('wx') or 0) + wy = float(self.getDLParam('wy') or 0) + wx += dx * 0.5 * ww + wy += dy * 0.5 * wh + wx = max(min(wx, 1), 0) + wy = max(min(wy, 1), 0) + self.setDLParam('wx', cropf(wx)) + self.setDLParam('wy', cropf(wy)) + return self.display() + + def dl_MoveLeft(self): + """move left action""" + return self.dl_Move(-1, 0) + + def dl_MoveRight(self): + """move left action""" + return self.dl_Move(1, 0) + + def dl_MoveUp(self): + """move left action""" + return self.dl_Move(0, -1) + + def dl_MoveDown(self): + """move left action""" + return self.dl_Move(0, 1) + + def dl_WholePage(self): + """zoom out action""" + self.setDLParam('ww', 1) + self.setDLParam('wh', 1) + self.setDLParam('wx', 0) + self.setDLParam('wy', 0) + return self.display() + + def dl_PrevPage(self): + """next page action""" + pn = self.getPN() - 1 + if pn < 1: + pn = 1 + self.setDLParam('pn', pn) + # unmark + self.setDLParam('mk', None) + return self.display() + + def dl_NextPage(self): + """next page action""" + pn = self.getPN() + 1 + pt = self.getPT() + if pn > pt: + pn = pt + self.setDLParam('pn', pn) + # unmark + self.setDLParam('mk', None) + return self.display() + + def dl_FirstPage(self): + """first page action""" + self.setDLParam('pn', 1) + # unmark + self.setDLParam('mk', None) + return self.display() + + def dl_LastPage(self): + """last page action""" + self.setDLParam('pn', self.getPT()) + # unmark + self.setDLParam('mk', None) + return self.display() + + def dl_db(self,db): + """set db""" + self.setDLParam('db',db) + self.display() - self.REQUEST.SESSION['query']['mo']=string.join(splitted,",") - - - - - for param in self.REQUEST.SESSION['query'].keys(): - - ret+=param+"="+str(self.REQUEST.SESSION['query'][param])+"&" - - self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+ret) - - def decode(self,strR): - """decode &""" - - return re.sub('\&','\&',strR) + def changeZogiLibForm(self): + """Main configuration""" + pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/changeZogiLibForm.zpt')).__of__(self) + return pt() - def wholePage(self): - """zoom out""" - ret="" - - self.REQUEST.SESSION['query']['ww']=1 - self.REQUEST.SESSION['query']['wh']=1 - self.REQUEST.SESSION['query']['wx']=0 - self.REQUEST.SESSION['query']['wy']=0 - - for param in self.REQUEST.SESSION['query'].keys(): - - ret+=param+"="+str(self.REQUEST.SESSION['query'][param])+"&" - - self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+ret) - - def prevPage(self,pn=None): - """next page""" - ret="" - - if pn and pn>0: - pn=str(int(pn)-1) - + def changeZogiLib(self,title,dlServerURL, version, basePath, dlTarget, dlToolbarBaseURL, RESPONSE=None): + """change it""" + self.title=title + self.dlServerURL=dlServerURL + self.basePath = basePath + self.layout=version + self.dlTarget = dlTarget - self.REQUEST.form['pn']=pn - - for param in self.REQUEST.form.keys(): - - ret+=param+"="+str(self.REQUEST.form[param])+"&" - - self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+ret) + if dlToolbarBaseURL: + self.dlToolbarBaseURL = dlToolbarBaseURL + else: + self.dlToolbarBaseURL = dlServerURL + "/digimage.jsp?" - def firstPage(self): - """erste Seite""" - return self.setParam(pn="1") - - def lastPage(self): - """letzte Seite""" + if RESPONSE is not None: + RESPONSE.redirect('manage_main') - - def nextPage(self,pn=None): - """next page""" - ret="" - - try: - pn=str(int(pn)+1) - except: - pn=str(2) - self.REQUEST.form['pn']=pn - - for param in self.REQUEST.form.keys(): - ret+=param+"="+str(self.REQUEST.form[param])+"&" - - self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+ret) - def generateDivs(self): - """generate divs""" - pt=PageTemplateFile('Products/zogiLib/zpt/zogilib_divs').__of__(self) - return pt() + ## + ## odds and ends + ## + + def repairZogilib(self, obj=None): + """change stuff that broke on upgrading""" + + msg = "" + + if not obj: + obj = self.getPhysicalRoot() + + print "starting in ", obj + + entries=obj.ZopeFind(obj,obj_metatypes=['zogiLib'],search_sub=1) + + for entry in entries: + print " found ", entry + # + # replace digilibBaseUrl by dlServerURL + if hasattr(entry[1], 'digilibBaseUrl'): + msg += " fixing digilibBaseUrl in "+entry[0]+"\n" + entry[1].dlServerURL = re.sub('/servlet/Scaler\?','',entry[1].digilibBaseUrl) + del entry[1].digilibBaseUrl + + # + # add dlToolbarBaseURL + if not hasattr(entry[1], 'dlToolbarBaseURL'): + msg += " fixing dlToolbarBaseURL in "+entry[0]+"\n" + entry[1].dlToolbarBaseURL = entry[1].dlServerURL + "/digimage.jsp?" + + return msg+"\n\nfixed all zogilib instances in: "+obj.title - #divFileName=os.path.join(package_home(globals()),'zpt/zogilib_divs.zpt') - #return open(divFileName).read() def manage_addZogiLibForm(self): """interface for adding zogilib""" - pt=PageTemplateFile('Products/zogiLib/zpt/addZogiLibForm').__of__(self) + pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiLibForm')).__of__(self) return pt() -def manage_addZogiLib(self,id,title,digilibBaseUrl, localFileBase,version="book",RESPONSE=None): +def manage_addZogiLib(self,id,title,dlServerURL,version="book",basePath="",dlTarget=None,dlToolbarBaseURL=None,RESPONSE=None): """add dgilib""" - newObj=zogiLib(id,title,digilibBaseUrl, localFileBase, version) + newObj=zogiLib(id,title,dlServerURL, version, basePath, dlTarget, dlToolbarBaseURL) self.Destination()._setObject(id,newObj) if RESPONSE is not None: RESPONSE.redirect('manage_main') + + +class zogiLibPageTemplate(ZopePageTemplate): + """pageTemplate Objekt""" + meta_type="zogiLib_pageTemplate" + + +## def __init__(self, id, text=None, contentType=None): +## self.id = str(id) +## self.ZBindings_edit(self._default_bindings) +## if text is None: +## text = open(self._default_cont).read() +## self.pt_edit(text, contentType) + +def manage_addZogiLibPageTemplateForm(self): + """Form for adding""" + pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiLibPageTemplateForm')).__of__(self) + return pt() + +def manage_addZogiLibPageTemplate(self, title=None, layout=None, text=None, + REQUEST=None, submit=None): + "Add a Page Template with optional file content." + + if not layout: layout = "book" + id = 'main_%s'%layout + self._setObject(id, zogiLibPageTemplate(id)) + ob = getattr(self, id) + ob.pt_edit(open(os.path.join(package_home(globals()),'zpt/main_%s.zpt'%layout)).read(),None) + if title: + ob.pt_setTitle(title) + try: + url = self.DestinationURL() + except AttributeError: + url = REQUEST['URL1'] + + url = "%s/%s" % (url, urllib.quote(id)) + REQUEST.RESPONSE.redirect(url+'/manage_main') + return '' +