--- zogiLib/zogiLib.py 2004/03/26 14:19:50 1.3 +++ zogiLib/zogiLib.py 2004/05/05 12:29:08 1.13 @@ -1,7 +1,9 @@ + from Products.PageTemplates.PageTemplateFile import PageTemplateFile from Products.PageTemplates.PageTemplate import PageTemplate 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 @@ -34,19 +36,6 @@ class zogiLib_navTemplate(ZopePageTempla """get path""" return getPath(self,'thumbtemplate.templ') - ## def changeECHO_pageTemplateWeightForm(self): -## """change""" -## pt=PageTemplateFile('Products/ECHO_content/zpt/ChangeECHO_pageTemplateWeight.zpt').__of__(self) -## return pt() - -## def changeECHO_pageTemplateWeight(self,weight,content_type,RESPONSE=None): -## """change""" -## self.weight=weight -## self.content_type=content_type - -## if RESPONSE is not None: -## RESPONSE.redirect('manage_main') - def copyContent(self): """copycontent to path""" @@ -114,8 +103,387 @@ def readNavTemp(fileName): 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() + + + + +def manage_addZogiLibMainTemplate(self, id,title=None, text=None, + REQUEST=None, submit=None): + "Add a Page Template with optional file content." + + + 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): + """einzelnes Image""" + meta_type="zogiImage" + + + + def __init__(self,id,title,baseUrl,queryString,content_type='',precondition=''): + """init""" + self.id=id + self.title=title + self.baseUrl=baseUrl + self.queryString=queryString + self.content_type=content_type + self.precondition=precondition + + 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) + return pt() + + def changeZogiImage(self,title,baseUrl, queryString,RESPONSE=None): + """change it""" + self.title=title + self.baseUrl=baseUrl + self.queryString=queryString + + 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 + + return '' + + +def manage_addZogiImageForm(self): + """Form for adding""" + pt=PageTemplateFile('Products/zogiLib/zpt/addZogiImage.zpt').__of__(self) + return pt() + + +def manage_addZogiImage(self,id,title,baseUrl, queryString,RESPONSE=None): + """add dgilib""" + newObj=zogiImage(id,title,baseUrl, queryString) + self.Destination()._setObject(id,newObj) + if RESPONSE is not None: + RESPONSE.redirect('manage_main') + + + class zogiLib(Folder): """StandardElement""" @@ -124,7 +492,7 @@ class zogiLib(Folder): def getDlInfo(self): """DLInfo""" paramH={} - baseUrl=re.sub("servlet/Scaler","/dlInfo-xml.jsp",self.digilibBaseUrl) + baseUrl=re.sub("servlet/Scaler","dlInfo-xml.jsp",self.digilibBaseUrl) url=urllib.urlopen(baseUrl+self.REQUEST['QUERY_STRING']) dom=xml.dom.minidom.parse(url) @@ -135,26 +503,33 @@ class zogiLib(Folder): def getPageNumTotal(self): """pagenums""" - return self.getDlInfo()['pt'] + return self.getDlInfo()['pt'].encode('utf-8') def generateImageFolder(self): """images ablegen""" self.manage_addFolder('images') - for image in os.listdir("../lib/python/Products/zogiLib/images"): - fn=file("../lib/python/Products/zogiLib/images/"+image) + 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 + - self.images.manage_addImage(image,fn) - def __init__(self, id,title,digilibBaseUrl, localFileBase): + def __init__(self, id,title,digilibBaseUrl, localFileBase,version="book"): """init""" self.id=id self.title=title self.digilibBaseUrl=digilibBaseUrl self.localFileBase=localFileBase - self._setObject('topTemplate',zogiLib_navTemplate(id='topTemplate')) + #self._setObject('topTemplate',zogiLib_navTemplate(id='topTemplate')) + self._setObject('mainTemplate',zogiLib_mainTemplate(id='mainTemplate',version=version)) self.generateImageFolder() @@ -164,99 +539,135 @@ class zogiLib(Folder): def option_js(self): """option_js""" - ret="""function setParam(e) { - if (document.all) s=e.srcElement; - else s=e.target; - if (window.opener) location=window.opener.location - else location=document.location - location=" %s/setParam?"+s.name+'='+s.value; - }"""%self.REQUEST['URL1'] + 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""" - - return file("../lib/python/Products/zogiLib/js/navigation.js").read() + fileName = os.path.join(package_home(globals()),'js/js_lib.js') + js = file(fileName).read() + fileName = os.path.join(package_home(globals()),'js/dl_lib.js') + js += file(fileName).read() + return js def generateTopJavaScript(self): """generate script""" - ret="""var baseUrl = '%s'; """% self.REQUEST['URL0'] - ret+="""newParameter('fn', '%s', '', 1); - newParameter('pn', '%s', '1', 1); - newParameter('ws', '%s', '1.0', 1); - newParameter('mo', '%s', '', 1); - newParameter('mk', '%s', '', 3); - newParameter('wx', '%s', '0.0', 2); - newParameter('wy', '%s', '0.0', 2); - newParameter('ww', '%s', '1.0', 2); - newParameter('wh', '%s', '1.0', 2); - newParameter('pt', '%s', '%s', 9); - newParameter('brgt', '%s', '0.0', 1); - newParameter('cont', '%s', '0.0', 1); - newParameter('rot', '%s', '0.0', 1); - newParameter('rgba', '%s', '', 1); - newParameter('rgbm', '%s', '', 1); - newParameter('ddpix', '%s', '', 9); - newParameter('ddpiy', '%s', '', 9);"""%(getString(self,'fn'), - getString(self,'pn',1), - getString(self,'ws',1.0), - getString(self,'mo',''), - getString(self,'mk',''), - getString(self,'wx',0.0), - getString(self,'wy',0.0), - getString(self,'ww',1.0), - getString(self,'wh',1.0), - getString(self,'pt',100),getString(self,'pt',100), - getString(self,'brgt',0.0), - getString(self,'cont',0.0), - getString(self,'rot',0.0), - getString(self,'rgba','0/0/0'), - getString(self,'rgbm','0/0/0'), - getString(self,'ddpix',0.0), - getString(self,'ddpiy',0.0) - ) - + 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'; - var wwidth, wheight; - if (self.innerHeight) // all except Explorer - { - wwidth = self.innerWidth; - wheight = self.innerHeight; - } - else if (document.documentElement && document.documentElement.clientHeight) - // Explorer 6 Strict Mode - { - wwidth = document.documentElement.clientWidth; - wheight = document.documentElement.clientHeight; - } - else if (document.body) // other Explorers - { - wwidth = document.body.clientWidth; - wheight = document.body.clientHeight; - } - - document.id="digilib" - """ return ret - - - - - def generateScalerImg(self,requestString): - """generate Scaler Tag""" + """generate Scaler IMG Tag""" retStr=self.digilibBaseUrl+requestString - jS=""""""%retStr + jS=""""""%retStr return jS + + def mark1(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/mark1.gif') + return file(fileName).read() + + def mark2(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/mark2.gif') + return file(fileName).read() + + def mark3(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/mark3.gif') + return file(fileName).read() + + def mark4(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/mark4.gif') + return file(fileName).read() + + def mark5(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/mark5.gif') + return file(fileName).read() + + def mark6(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/mark6.gif') + return file(fileName).read() + + def mark7(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/mark7.gif') + return file(fileName).read() + + def mark8(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/mark8.gif') + return file(fileName).read() + + def corner1(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/olinks.gif') + return file(fileName).read() + + def corner2(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/orechts.gif') + return file(fileName).read() + + def corner3(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/ulinks.gif') + return file(fileName).read() + + def corner4(self): + """mark image""" + fileName = os.path.join(package_home(globals()),'images/urechts.gif') + return file(fileName).read() + + + def changeZogiLibForm(self): """Main configuration""" pt=PageTemplateFile('Products/zogiLib/zpt/changeZogiLibForm.zpt').__of__(self) @@ -274,7 +685,7 @@ class zogiLib(Folder): def nav_html(self,fileName): """navigations frame""" - + ## currently not in use # suche nach index.meta mit zogilib thumb info templ=readNavTemp(self.localFileBase+"/"+fileName) @@ -289,9 +700,9 @@ class zogiLib(Folder): def index_html(self): """main action""" - - pt=PageTemplateFile('Products/zogiLib/zpt/zogiLibMain_book.zpt').__of__(self) - return pt() + #pt=PageTemplateFile('Products/zogiLib/zpt/zogiLibMain_image.zpt').__of__(self) + #return pt() + return self.mainTemplate() def storeQuery(self): """storeQuery in session""" @@ -335,7 +746,7 @@ class zogiLib(Folder): ws=self.getParam('ws') if ws: if int(ws)==1: - return + return 1 else: return int(ws)-1 else: @@ -462,15 +873,22 @@ class zogiLib(Folder): self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+ret) - + def generateDivs(self): + """generate divs""" + pt=PageTemplateFile('Products/zogiLib/zpt/zogilib_divs').__of__(self) + return pt() + + #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) return pt() -def manage_addZogiLib(self,id,title,digilibBaseUrl, localFileBase,RESPONSE=None): +def manage_addZogiLib(self,id,title,digilibBaseUrl, localFileBase,version="book",RESPONSE=None): """add dgilib""" - newObj=zogiLib(id,title,digilibBaseUrl, localFileBase) + newObj=zogiLib(id,title,digilibBaseUrl, localFileBase, version) self.Destination()._setObject(id,newObj) if RESPONSE is not None: RESPONSE.redirect('manage_main')