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