1:
2: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
3: from Products.PageTemplates.PageTemplate import PageTemplate
4: from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate
5: from OFS.Image import Image
6: from webdav.common import rfc1123_date
7:
8: import xml.dom.minidom
9: from OFS.Folder import Folder
10: from xml_helpers import getText
11: import os
12: import re
13: import string
14: import urllib
15: import types
16: from Globals import package_home
17:
18: def sendFile(self, filename, type):
19: """sends an object or a local file (in the product) as response"""
20: paths = filename.split('/')
21: object = self
22: # look for an object called filename
23: for path in paths:
24: if hasattr(object, path):
25: object = getattr(object, path)
26: else:
27: object = None
28: break
29: if object:
30: # if the object exists then send it
31: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
32: else:
33: # send a local file with the given content-type
34: fn = os.path.join(package_home(globals()), filename)
35: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
36: self.REQUEST.RESPONSE.write(file(fn).read())
37: return
38:
39: def browserCheck(self):
40: """check the browsers request to find out the browser type"""
41: bt = {}
42: ua = self.REQUEST.get_header("HTTP_USER_AGENT")
43: bt['ua'] = ua
44: bt['isIE'] = string.find(ua, 'MSIE') > -1
45: bt['isN4'] = (string.find(ua, 'Mozilla/4.') > -1) and not bt['isIE']
46: nav = ua[string.find(ua, '('):]
47: ie = string.split(nav, "; ")[1]
48: if string.find(ie, "MSIE") > -1:
49: bt['versIE'] = string.split(ie, " ")[1]
50: bt['isMac'] = string.find(ua, 'Macintosh') > -1
51: bt['isWin'] = string.find(ua, 'Windows') > -1
52: bt['isIEWin'] = bt['isIE'] and bt['isWin']
53: bt['isIEMac'] = bt['isIE'] and bt['isMac']
54: bt['staticHTML'] = False
55:
56: return bt
57:
58: def manage_addZogiLibMainTemplateForm(self):
59: """Form for adding"""
60: #FIXME:???
61: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/AddOSAS_thumbTemplate.zpt')).__of__(self)
62: return pt()
63:
64:
65:
66:
67: def manage_addZogiLibMainTemplate(self, id,title=None, text=None,
68: REQUEST=None, submit=None):
69: "Add a Page Template with optional file content."
70: #FIXME:???
71: id = str(id)
72: if REQUEST is None:
73: self._setObject(id, zogiLib_mainTemplate(id, text))
74: ob = getattr(self, id)
75:
76: if title:
77: ob.pt_setTitle(title)
78: return ob
79: else:
80: file = REQUEST.form.get('file')
81: headers = getattr(file, 'headers', None)
82: if headers is None or not file.filename:
83: zpt = zogiLib_mainTemplate(id)
84: else:
85: zpt = zogiLib_mainTemplate(id, file, headers.get('content_type'))
86:
87: self._setObject(id, zpt)
88: ob = getattr(self, id)
89:
90:
91: try:
92: u = self.DestinationURL()
93: except AttributeError:
94: u = REQUEST['URL1']
95:
96: if submit == " Add and Edit ":
97: u = "%s/%s" % (u, quote(id))
98: REQUEST.RESPONSE.redirect(u+'/manage_main')
99: return ''
100:
101:
102: class zogiImage(Image):
103: """einzelnes Image"""
104: meta_type="zogiImage"
105:
106: manage_options=ZopePageTemplate.manage_options+(
107: {'label':'Main config','action':'changeZogiImageForm'},
108: )
109:
110:
111: def __init__(self,id,title,baseUrl,queryString,content_type='',precondition=''):
112: """init"""
113: self.id=id
114: self.title=title
115: self.baseUrl=baseUrl
116: self.queryString=queryString
117: self.content_type=content_type
118: self.precondition=precondition
119:
120: def getData(self):
121: """getUrlData"""
122: return urllib.urlopen(self.baseUrl+self.queryString)
123:
124: def changeZogiImageForm(self):
125: """Main configuration"""
126: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/changeZogiImageForm.zpt')).__of__(self)
127: return pt()
128:
129: def changeZogiImage(self,title,baseUrl, queryString,RESPONSE=None):
130: """change it"""
131: self.title=title
132: self.baseUrl=baseUrl
133: self.queryString=queryString
134:
135: if RESPONSE is not None:
136: RESPONSE.redirect('manage_main')
137:
138:
139: def index_html(self, REQUEST, RESPONSE):
140: """
141: Modified version of OFS/Image.py
142:
143: The default view of the contents of a File or Image.
144:
145: Returns the contents of the file or image. Also, sets the
146: Content-Type HTTP header to the objects content type.
147: """
148:
149: # HTTP If-Modified-Since header handling.
150: header=REQUEST.get_header('If-Modified-Since', None)
151: if header is not None:
152: header=header.split( ';')[0]
153: # Some proxies seem to send invalid date strings for this
154: # header. If the date string is not valid, we ignore it
155: # rather than raise an error to be generally consistent
156: # with common servers such as Apache (which can usually
157: # understand the screwy date string as a lucky side effect
158: # of the way they parse it).
159: # This happens to be what RFC2616 tells us to do in the face of an
160: # invalid date.
161: try: mod_since=long(DateTime(header).timeTime())
162: except: mod_since=None
163: if mod_since is not None:
164: if self._p_mtime:
165: last_mod = long(self._p_mtime)
166: else:
167: last_mod = long(0)
168: if last_mod > 0 and last_mod <= mod_since:
169: # Set header values since apache caching will return Content-Length
170: # of 0 in response if size is not set here
171: RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
172: RESPONSE.setHeader('Content-Type', self.content_type)
173: RESPONSE.setHeader('Content-Length', self.size)
174: RESPONSE.setHeader('Accept-Ranges', 'bytes')
175: self.ZCacheable_set(None)
176: RESPONSE.setStatus(304)
177: return ''
178:
179: if self.precondition and hasattr(self,self.precondition):
180: # Grab whatever precondition was defined and then
181: # execute it. The precondition will raise an exception
182: # if something violates its terms.
183: c=getattr(self,self.precondition)
184: if hasattr(c,'isDocTemp') and c.isDocTemp:
185: c(REQUEST['PARENTS'][1],REQUEST)
186: else:
187: c()
188:
189: # HTTP Range header handling
190: range = REQUEST.get_header('Range', None)
191: request_range = REQUEST.get_header('Request-Range', None)
192: if request_range is not None:
193: # Netscape 2 through 4 and MSIE 3 implement a draft version
194: # Later on, we need to serve a different mime-type as well.
195: range = request_range
196: if_range = REQUEST.get_header('If-Range', None)
197: if range is not None:
198: ranges = HTTPRangeSupport.parseRange(range)
199:
200: if if_range is not None:
201: # Only send ranges if the data isn't modified, otherwise send
202: # the whole object. Support both ETags and Last-Modified dates!
203: if len(if_range) > 1 and if_range[:2] == 'ts':
204: # ETag:
205: if if_range != self.http__etag():
206: # Modified, so send a normal response. We delete
207: # the ranges, which causes us to skip to the 200
208: # response.
209: ranges = None
210: else:
211: # Date
212: date = if_range.split( ';')[0]
213: try: mod_since=long(DateTime(date).timeTime())
214: except: mod_since=None
215: if mod_since is not None:
216: if self._p_mtime:
217: last_mod = long(self._p_mtime)
218: else:
219: last_mod = long(0)
220: if last_mod > mod_since:
221: # Modified, so send a normal response. We delete
222: # the ranges, which causes us to skip to the 200
223: # response.
224: ranges = None
225:
226: if ranges:
227: # Search for satisfiable ranges.
228: satisfiable = 0
229: for start, end in ranges:
230: if start < self.size:
231: satisfiable = 1
232: break
233:
234: if not satisfiable:
235: RESPONSE.setHeader('Content-Range',
236: 'bytes */%d' % self.size)
237: RESPONSE.setHeader('Accept-Ranges', 'bytes')
238: RESPONSE.setHeader('Last-Modified',
239: rfc1123_date(self._p_mtime))
240: RESPONSE.setHeader('Content-Type', self.content_type)
241: RESPONSE.setHeader('Content-Length', self.size)
242: RESPONSE.setStatus(416)
243: return ''
244:
245: ranges = HTTPRangeSupport.expandRanges(ranges, self.size)
246:
247: if len(ranges) == 1:
248: # Easy case, set extra header and return partial set.
249: start, end = ranges[0]
250: size = end - start
251:
252: RESPONSE.setHeader('Last-Modified',
253: rfc1123_date(self._p_mtime))
254: RESPONSE.setHeader('Content-Type', self.content_type)
255: RESPONSE.setHeader('Content-Length', size)
256: RESPONSE.setHeader('Accept-Ranges', 'bytes')
257: RESPONSE.setHeader('Content-Range',
258: 'bytes %d-%d/%d' % (start, end - 1, self.size))
259: RESPONSE.setStatus(206) # Partial content
260:
261: data = urllib.urlopen(self.baseUrl+self.queryString).read()
262: if type(data) is StringType:
263: return data[start:end]
264:
265: # Linked Pdata objects. Urgh.
266: pos = 0
267: while data is not None:
268: l = len(data.data)
269: pos = pos + l
270: if pos > start:
271: # We are within the range
272: lstart = l - (pos - start)
273:
274: if lstart < 0: lstart = 0
275:
276: # find the endpoint
277: if end <= pos:
278: lend = l - (pos - end)
279:
280: # Send and end transmission
281: RESPONSE.write(data[lstart:lend])
282: break
283:
284: # Not yet at the end, transmit what we have.
285: RESPONSE.write(data[lstart:])
286:
287: data = data.next
288:
289: return ''
290:
291: else:
292: boundary = choose_boundary()
293:
294: # Calculate the content length
295: size = (8 + len(boundary) + # End marker length
296: len(ranges) * ( # Constant lenght per set
297: 49 + len(boundary) + len(self.content_type) +
298: len('%d' % self.size)))
299: for start, end in ranges:
300: # Variable length per set
301: size = (size + len('%d%d' % (start, end - 1)) +
302: end - start)
303:
304:
305: # Some clients implement an earlier draft of the spec, they
306: # will only accept x-byteranges.
307: draftprefix = (request_range is not None) and 'x-' or ''
308:
309: RESPONSE.setHeader('Content-Length', size)
310: RESPONSE.setHeader('Accept-Ranges', 'bytes')
311: RESPONSE.setHeader('Last-Modified',
312: rfc1123_date(self._p_mtime))
313: RESPONSE.setHeader('Content-Type',
314: 'multipart/%sbyteranges; boundary=%s' % (
315: draftprefix, boundary))
316: RESPONSE.setStatus(206) # Partial content
317:
318: data = urllib.urlopen(self.baseUrl+self.queryString).read()
319: # The Pdata map allows us to jump into the Pdata chain
320: # arbitrarily during out-of-order range searching.
321: pdata_map = {}
322: pdata_map[0] = data
323:
324: for start, end in ranges:
325: RESPONSE.write('\r\n--%s\r\n' % boundary)
326: RESPONSE.write('Content-Type: %s\r\n' %
327: self.content_type)
328: RESPONSE.write(
329: 'Content-Range: bytes %d-%d/%d\r\n\r\n' % (
330: start, end - 1, self.size))
331:
332: if type(data) is StringType:
333: RESPONSE.write(data[start:end])
334:
335: else:
336: # Yippee. Linked Pdata objects. The following
337: # calculations allow us to fast-forward through the
338: # Pdata chain without a lot of dereferencing if we
339: # did the work already.
340: first_size = len(pdata_map[0].data)
341: if start < first_size:
342: closest_pos = 0
343: else:
344: closest_pos = (
345: ((start - first_size) >> 16 << 16) +
346: first_size)
347: pos = min(closest_pos, max(pdata_map.keys()))
348: data = pdata_map[pos]
349:
350: while data is not None:
351: l = len(data.data)
352: pos = pos + l
353: if pos > start:
354: # We are within the range
355: lstart = l - (pos - start)
356:
357: if lstart < 0: lstart = 0
358:
359: # find the endpoint
360: if end <= pos:
361: lend = l - (pos - end)
362:
363: # Send and loop to next range
364: RESPONSE.write(data[lstart:lend])
365: break
366:
367: # Not yet at the end, transmit what we have.
368: RESPONSE.write(data[lstart:])
369:
370: data = data.next
371: # Store a reference to a Pdata chain link so we
372: # don't have to deref during this request again.
373: pdata_map[pos] = data
374:
375: # Do not keep the link references around.
376: del pdata_map
377:
378: RESPONSE.write('\r\n--%s--\r\n' % boundary)
379: return ''
380:
381: RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
382: RESPONSE.setHeader('Content-Type', self.content_type)
383: RESPONSE.setHeader('Content-Length', self.size)
384: RESPONSE.setHeader('Accept-Ranges', 'bytes')
385:
386: # Don't cache the data itself, but provide an opportunity
387: # for a cache manager to set response headers.
388: self.ZCacheable_set(None)
389:
390: data=urllib.urlopen(self.baseUrl+self.queryString).read()
391:
392: if type(data) is type(''):
393: RESPONSE.setBase(None)
394: return data
395:
396: while data is not None:
397: RESPONSE.write(data.data)
398: data=data.next
399:
400: return ''
401:
402:
403: def manage_addZogiImageForm(self):
404: """Form for adding"""
405: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiImage.zpt')).__of__(self)
406: return pt()
407:
408:
409: def manage_addZogiImage(self,id,title,baseUrl, queryString,RESPONSE=None):
410: """add dgilib"""
411: newObj=zogiImage(id,title,baseUrl, queryString)
412: self.Destination()._setObject(id,newObj)
413: if RESPONSE is not None:
414: RESPONSE.redirect('manage_main')
415:
416:
417:
418: class zogiLib(Folder):
419: """StandardElement"""
420:
421: meta_type="zogiLib"
422:
423: manage_options = Folder.manage_options+(
424: {'label':'Main Config','action':'changeZogiLibForm'},
425: )
426:
427: def __init__(self, id, title, digilibBaseUrl, localFileBase, version="book", basePath="", dlTarget=None):
428: """init"""
429:
430: self.id=id
431: self.title=title
432: self.digilibBaseUrl=digilibBaseUrl
433: self.localFileBase=localFileBase
434: self.basePath=basePath
435: self.layout=version
436: if dlTarget:
437: self.dlTarget = dlTarget
438: else:
439: self.dlTarget = "digilib"
440:
441: def getDLInfo(self):
442: """get DLInfo from digilib server"""
443: paramH={}
444: baseUrl=re.sub("servlet/Scaler","dlInfo-xml.jsp",self.digilibBaseUrl)
445: try:
446: url=urllib.urlopen(baseUrl+self.REQUEST['QUERY_STRING'])
447: dom=xml.dom.minidom.parse(url)
448: params=dom.getElementsByTagName('parameter')
449: for param in params:
450: paramH[param.getAttribute('name')]=param.getAttribute('value')
451: return paramH
452: except:
453: return null
454:
455:
456: def createHeadJS(self):
457: """generate all javascript tags for head"""
458: self.checkQuery()
459: bt = self.REQUEST.SESSION['browserType']
460: if bt['staticHTML']:
461: return
462:
463: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogilib_head_js')).__of__(self)
464: return pt()
465:
466: def createParamJS(self):
467: """generate javascript for parameters only"""
468: self.checkQuery()
469: bt = self.REQUEST.SESSION['browserType']
470: if bt['staticHTML']:
471: return
472:
473: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogilib_param_js')).__of__(self)
474: return pt()
475:
476:
477: def createScalerImg(self, requestString=None, bottom=0, side=0, width=500, height=500):
478: """generate Scaler IMG Tag"""
479: self.checkQuery()
480: bt = self.REQUEST.SESSION['browserType']
481: # override with parameters from session
482: if self.REQUEST.SESSION.has_key('scalerDiv'):
483: (requestString, bottom, side, width, height) = self.REQUEST.SESSION['scalerDiv']
484: # if not explicitly defined take normal request
485: if not requestString:
486: requestString = self.getAllDLParams()
487: url = self.digilibBaseUrl+requestString
488: # construct bottom and side insets
489: b_par = ""
490: s_par = ""
491: if (bottom != 0) or (side != 0):
492: b_par = "-" + str(int(bottom))
493: s_par = "-" + str(int(side))
494: tag = ""
495: if bt['staticHTML']:
496: tag += '<div id="scaler"><img id="pic" src="%s&dw=%i&dh=%i" /></div>'%(url, int(width-side), int(height-bottom))
497: else:
498: if bt['isN4']:
499: # N4 needs layers
500: tag += '<ilayer id="scaler">'
501: else:
502: tag += '<div id="scaler">'
503: tag += '<script type="text/javascript">'
504: tag += "var ps = bestPicSize(getElement('scaler'));"
505: # write img tag with javascript
506: tag += 'document.write(\'<img id="pic" src="%s&dw=\'+(ps.width%s)+\'&dh=\'+(ps.height%s)+\'" />\');'%(url, s_par, b_par)
507: tag += '</script>'
508: if bt['isN4']:
509: tag += '</ilayer>'
510: else:
511: tag += '</div>'
512: return tag
513:
514: def createScalerDiv(self, requestString = None, bottom = 0, side = 0, width=500, height=500):
515: """generate scaler img and table with navigation arrows"""
516: self.checkQuery()
517: if requestString != None or bottom != 0 or side != 0:
518: self.REQUEST.SESSION['scalerDiv'] = (requestString, bottom, side, width, height)
519: else:
520: if self.REQUEST.SESSION.has_key('scalerDiv'):
521: # make shure to remove unused parameter
522: del self.REQUEST.SESSION['scalerDiv']
523:
524: pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt/zogilib_img_div')).__of__(self)
525: return pt()
526:
527: def createAuxDiv(self):
528: """generate other divs"""
529: self.checkQuery()
530: bt = self.REQUEST.SESSION['browserType']
531: if bt['staticHTML']:
532: return
533: if bt['isN4']:
534: f = 'zpt/zogilib_divsN4.zpt'
535: else:
536: f = 'zpt/zogilib_divs.zpt'
537: pt=PageTemplateFile(os.path.join(package_home(globals()),f)).__of__(self)
538: return pt()
539:
540:
541: def option_js(self):
542: """option_js"""
543: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/option_js')).__of__(self)
544: return pt()
545:
546: def dl_lib_js(self):
547: """javascript"""
548: return sendFile(self, 'js/dl_lib.js', 'text/plain')
549:
550: def js_lib_js(self):
551: """javascript"""
552: return sendFile(self, 'js/js_lib.js', 'text/plain')
553:
554: def optionwindow(self):
555: """showoptions"""
556: self.checkQuery()
557: bt = self.REQUEST.SESSION['browserType']
558: if bt['staticHTML']:
559: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/optionwindow_static.zpt')).__of__(self)
560: else:
561: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/optionwindow.zpt')).__of__(self)
562: return pt()
563:
564: def mark1(self):
565: """mark image"""
566: return sendFile(self, 'images/mark1.gif', 'image/gif')
567:
568: def mark2(self):
569: """mark image"""
570: return sendFile(self, 'images/mark2.gif', 'image/gif')
571:
572: def mark3(self):
573: """mark image"""
574: return sendFile(self, 'images/mark3.gif', 'image/gif')
575:
576: def mark4(self):
577: """mark image"""
578: return sendFile(self, 'images/mark4.gif', 'image/gif')
579:
580: def mark5(self):
581: """mark image"""
582: return sendFile(self, 'images/mark5.gif', 'image/gif')
583:
584: def mark6(self):
585: """mark image"""
586: return sendFile(self, 'images/mark6.gif', 'image/gif')
587:
588: def mark7(self):
589: """mark image"""
590: return sendFile(self, 'images/mark7.gif', 'image/gif')
591:
592: def mark8(self):
593: """mark image"""
594: return sendFile(self, 'images/mark8.gif', 'image/gif')
595:
596: def corner1(self):
597: """mark image"""
598: return sendFile(self, 'images/olinks.gif', 'image/gif')
599:
600: def corner2(self):
601: """mark image"""
602: return sendFile(self, 'images/orechts.gif', 'image/gif')
603:
604: def corner3(self):
605: """mark image"""
606: return sendFile(self, 'images/ulinks.gif', 'image/gif')
607:
608: def corner4(self):
609: """mark image"""
610: return sendFile(self, 'images/urechts.gif', 'image/gif')
611:
612: def up_img(self):
613: """mark image"""
614: return sendFile(self, 'images/up.gif', 'image/gif')
615:
616: def down_img(self):
617: """mark image"""
618: return sendFile(self, 'images/down.gif', 'image/gif')
619:
620: def left_img(self):
621: """mark image"""
622: return sendFile(self, 'images/left.gif', 'image/gif')
623:
624: def right_img(self):
625: """mark image"""
626: return sendFile(self, 'images/right.gif', 'image/gif')
627:
628:
629:
630: def index_html(self):
631: """main action"""
632: self.checkQuery()
633: bt = self.REQUEST.SESSION['browserType']
634: tp = "zogiLibMainTemplate"
635: if hasattr(self, tp):
636: pt = getattr(self, tp)
637: else:
638: tpt = self.layout
639: if bt['staticHTML']:
640: tpt = "static"
641:
642: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogiLibMain_%s'%tpt)).__of__(self)
643:
644: return pt()
645:
646:
647:
648: def storeQuery(self, more = None):
649: """storeQuery in session"""
650: dlParams = {}
651: for fm in self.REQUEST.form.keys():
652: dlParams[fm] = self.REQUEST.form[fm]
653: # look for more
654: if more:
655: for fm in more.split('&'):
656: try:
657: pv = fm.split('=')
658: dlParams[pv[0]] = pv[1]
659: except:
660: pass
661:
662: # parse digilib mode parameter
663: if 'mo' in dlParams:
664: if len(dlParams['mo']) > 0:
665: modes=dlParams['mo'].split(',')
666: else:
667: modes=[]
668:
669: self.REQUEST.SESSION['query'] = dlParams
670: self.REQUEST.SESSION['dlModes'] = modes
671: self.REQUEST.SESSION['dlInfo'] = self.getDLInfo()
672: if not self.REQUEST.SESSION.has_key('browserType'):
673: self.REQUEST.SESSION['browserType'] = browserCheck(self)
674:
675: return
676:
677: def checkQuery(self):
678: """check if the query has been stored"""
679: if not (self.REQUEST.SESSION and self.REQUEST.SESSION.has_key('query')) :
680: print "ZOGILIB: have to store query!!"
681: self.storeQuery()
682: return
683:
684: def zogilibPath(self, otherbase=None):
685: """returns an URL to the zogiLib instance"""
686: url = self.REQUEST['URL1']
687: # should end with "/"
688: if len(url) > 0 and url[-1] != '/':
689: url += '/'
690: if type(otherbase) is str:
691: url += otherbase
692: else:
693: url += self.basePath
694: # should end with "/"
695: if len(url) > 0 and url[-1] != '/':
696: url += '/'
697: return url
698:
699: def getDLParam(self, param):
700: """returns parameter"""
701: try:
702: return self.REQUEST.SESSION['query'][param]
703: except:
704: return
705:
706: def setDLParam(self, param, value):
707: """sets parameter"""
708: self.REQUEST.SESSION['query'][param] = value
709: return
710:
711: def getAllDLParams(self):
712: """parameter string for digilib"""
713: dlParams = self.REQUEST.SESSION['query']
714: # save modes
715: modes = self.REQUEST.SESSION['dlModes']
716: dlParams['mo'] = string.join(modes, ',')
717: # assemble query string
718: ret = ""
719: for param in dlParams.keys():
720: val = str(dlParams[param])
721: if val != "":
722: ret += param + "=" + val + "&"
723: # omit trailing "&"
724: return ret.rstrip('&')
725:
726:
727: def setDLParams(self,pn=None,ws=None,rot=None,brgt=None,cont=None):
728: """setze Parameter"""
729:
730: self.setDLParam('brgt', brgt)
731: self.setDLParam('cont', cont)
732: self.setDLParam('ws', ws)
733: self.setDLParam('rot', rot)
734:
735: if pn:
736: # unmark
737: self.setDLParam('mk', None)
738: self.setDLParam('pn', pn)
739:
740: return self.display()
741:
742:
743: def display(self):
744: """(re)display page"""
745: params = self.getAllDLParams()
746: if self.basePath:
747: self.REQUEST.RESPONSE.redirect(self.REQUEST['URL2']+'?'+params)
748: else:
749: self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+params)
750:
751:
752: def setStaticHTML(self, static=True):
753: """sets the preference to static HTML"""
754: self.checkQuery()
755: self.REQUEST.SESSION['browserType']['staticHTML'] = static
756: return
757:
758: def isStaticHTML(self):
759: """returns if the page is using static HTML only"""
760: self.checkQuery()
761: return self.REQUEST.SESSION['browserType']['staticHTML']
762:
763: def getPT(self):
764: """pagenums"""
765: di = self.REQUEST.SESSION['dlInfo']
766: if di:
767: return int(di['pt'])
768: else:
769: return 1
770:
771: def getPN(self):
772: """Pagenum"""
773: pn = self.getDLParam('pn')
774: try:
775: return int(pn)
776: except:
777: return 1
778:
779: def getBiggerWS(self):
780: """ws+1"""
781: ws = self.getDLParam('ws')
782: try:
783: return float(ws)+0.5
784: except:
785: return 1.5
786:
787: def getSmallerWS(self):
788: """ws-1"""
789: ws=self.getDLParam('ws')
790: try:
791: return max(float(ws)-0.5, 1)
792: except:
793: return 1
794:
795: def hasMode(self, mode):
796: """returns if mode is in the diglib mo parameter"""
797: return (mode in self.REQUEST.SESSION['dlModes'])
798:
799: def hasNextPage(self):
800: """returns if there is a next page"""
801: pn = self.getPN()
802: pt = self.getPT()
803: return (pn < pt)
804:
805: def hasPrevPage(self):
806: """returns if there is a previous page"""
807: pn = self.getPN()
808: return (pn > 1)
809:
810: def canMoveLeft(self):
811: """returns if its possible to move left"""
812: wx = float(self.getDLParam('wx') or 0)
813: return (wx > 0)
814:
815: def canMoveRight(self):
816: """returns if its possible to move right"""
817: wx = float(self.getDLParam('wx') or 0)
818: ww = float(self.getDLParam('ww') or 1)
819: return (wx + ww < 1)
820:
821: def canMoveUp(self):
822: """returns if its possible to move up"""
823: wy = float(self.getDLParam('wy') or 0)
824: return (wy > 0)
825:
826: def canMoveDown(self):
827: """returns if its possible to move down"""
828: wy = float(self.getDLParam('wy') or 0)
829: wh = float(self.getDLParam('wh') or 1)
830: return (wy + wh < 1)
831:
832:
833: def dl_StaticHTML(self):
834: """set rendering to static HTML"""
835: self.checkQuery()
836: self.REQUEST.SESSION['browserType']['staticHTML'] = True
837: return self.display()
838:
839: def dl_DynamicHTML(self):
840: """set rendering to dynamic HTML"""
841: self.checkQuery()
842: self.REQUEST.SESSION['browserType']['staticHTML'] = False
843: return self.display()
844:
845: def dl_HMirror(self):
846: """mirror action"""
847: modes = self.REQUEST.SESSION['dlModes']
848: if 'hmir' in modes:
849: modes.remove('hmir')
850: else:
851: modes.append('hmir')
852:
853: return self.display()
854:
855: def dl_VMirror(self):
856: """mirror action"""
857: modes = self.REQUEST.SESSION['dlModes']
858: if 'vmir' in modes:
859: modes.remove('vmir')
860: else:
861: modes.append('vmir')
862:
863: return self.display()
864:
865: def dl_Zoom(self, z):
866: """general zoom action"""
867: ww1 = float(self.getDLParam('ww') or 1)
868: wh1 = float(self.getDLParam('wh') or 1)
869: wx = float(self.getDLParam('wx') or 0)
870: wy = float(self.getDLParam('wy') or 0)
871: ww2 = ww1 * z
872: wh2 = wh1 * z
873: wx += (ww1 - ww2) / 2
874: wy += (wh1 - wh2) / 2
875: ww2 = max(min(ww2, 1), 0)
876: wh2 = max(min(wh2, 1), 0)
877: wx = max(min(wx, 1), 0)
878: wy = max(min(wy, 1), 0)
879: self.setDLParam('ww', ww2)
880: self.setDLParam('wh', wh2)
881: self.setDLParam('wx', wx)
882: self.setDLParam('wy', wy)
883: return self.display()
884:
885: def dl_ZoomIn(self):
886: """zoom in action"""
887: z = 0.7071
888: return self.dl_Zoom(z)
889:
890: def dl_ZoomOut(self):
891: """zoom out action"""
892: z = 1.4142
893: return self.dl_Zoom(z)
894:
895: def dl_Move(self, dx, dy):
896: """general move action"""
897: ww = float(self.getDLParam('ww') or 1)
898: wh = float(self.getDLParam('wh') or 1)
899: wx = float(self.getDLParam('wx') or 0)
900: wy = float(self.getDLParam('wy') or 0)
901: wx += dx * 0.5 * ww
902: wy += dy * 0.5 * wh
903: wx = max(min(wx, 1), 0)
904: wy = max(min(wy, 1), 0)
905: self.setDLParam('wx', wx)
906: self.setDLParam('wy', wy)
907: return self.display()
908:
909: def dl_MoveLeft(self):
910: """move left action"""
911: return self.dl_Move(-1, 0)
912:
913: def dl_MoveRight(self):
914: """move left action"""
915: return self.dl_Move(1, 0)
916:
917: def dl_MoveUp(self):
918: """move left action"""
919: return self.dl_Move(0, -1)
920:
921: def dl_MoveDown(self):
922: """move left action"""
923: return self.dl_Move(0, 1)
924:
925: def dl_WholePage(self):
926: """zoom out action"""
927: self.setDLParam('ww', 1)
928: self.setDLParam('wh', 1)
929: self.setDLParam('wx', 0)
930: self.setDLParam('wy', 0)
931: return self.display()
932:
933: def dl_PrevPage(self):
934: """next page action"""
935: pn = self.getPN() - 1
936: if pn < 1:
937: pn = 1
938: self.setDLParam('pn', pn)
939: # unmark
940: self.setDLParam('mk', None)
941: return self.display()
942:
943: def dl_NextPage(self):
944: """next page action"""
945: pn = self.getPN() + 1
946: pt = self.getPT()
947: if pn > pt:
948: pn = pt
949: self.setDLParam('pn', pn)
950: # unmark
951: self.setDLParam('mk', None)
952: return self.display()
953:
954: def dl_FirstPage(self):
955: """first page action"""
956: self.setDLParam('pn', 1)
957: # unmark
958: self.setDLParam('mk', None)
959: return self.display()
960:
961: def dl_LastPage(self):
962: """last page action"""
963: self.setDLParam('pn', self.getPT())
964: # unmark
965: self.setDLParam('mk', None)
966: return self.display()
967:
968: def dl_Unmark(self):
969: """action to remove last mark"""
970: mk = self.getDLParam('mk')
971: if mk:
972: marks = mk.split(',')
973: marks.pop()
974: mk = string.join(marks, ',')
975: self.setDLParam('mk', mk)
976: return self.display()
977:
978:
979:
980: def changeZogiLibForm(self):
981: """Main configuration"""
982: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/changeZogiLibForm.zpt')).__of__(self)
983: return pt()
984:
985: def changeZogiLib(self,title,digilibBaseUrl, localFileBase, version, basePath, dlTarget, RESPONSE=None):
986: """change it"""
987: self.title=title
988: self.digilibBaseUrl=digilibBaseUrl
989: self.localFileBase=localFileBase
990: self.basePath = basePath
991: self.layout=version
992: if dlTarget:
993: self.dlTarget = dlTarget
994: else:
995: self.dlTarget = "digilib"
996:
997: if RESPONSE is not None:
998: RESPONSE.redirect('manage_main')
999:
1000:
1001: def manage_addZogiLibForm(self):
1002: """interface for adding zogilib"""
1003: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiLibForm')).__of__(self)
1004: return pt()
1005:
1006: def manage_addZogiLib(self,id,title,digilibBaseUrl, localFileBase,version="book",basePath="",dlTarget="digilib",RESPONSE=None):
1007: """add dgilib"""
1008: newObj=zogiLib(id,title,digilibBaseUrl, localFileBase, version, basePath, dlTarget)
1009: self.Destination()._setObject(id,newObj)
1010: if RESPONSE is not None:
1011: RESPONSE.redirect('manage_main')
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