Annotation of zogiLib/zogiLib.py, revision 1.33
1.1 dwinter 1: from Products.PageTemplates.PageTemplateFile import PageTemplateFile
2: from Products.PageTemplates.PageTemplate import PageTemplate
3: from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate
1.4 dwinter 4: from OFS.Image import Image
5: from webdav.common import rfc1123_date
1.1 dwinter 6:
7: import xml.dom.minidom
8: from OFS.Folder import Folder
1.32 dwinter 9: from xml_helpers import getUniqueElementText,getText
1.1 dwinter 10: import os
11: import re
12: import string
13: import urllib
1.24 casties 14: import types
1.1 dwinter 15: from Globals import package_home
16:
1.30 casties 17: ZOGIVERSION = "0.9.5 ROC:25.6.2004"
18:
19: def cropf(f):
20: """returns a float with reduced precision"""
21: return float(int(f * 10000)/10000.0)
22:
1.28 casties 23:
1.15 casties 24: def sendFile(self, filename, type):
1.17 casties 25: """sends an object or a local file (in the product) as response"""
26: paths = filename.split('/')
27: object = self
28: # look for an object called filename
29: for path in paths:
30: if hasattr(object, path):
31: object = getattr(object, path)
32: else:
33: object = None
34: break
35: if object:
1.18 casties 36: # if the object exists then send it
37: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
1.17 casties 38: else:
39: # send a local file with the given content-type
40: fn = os.path.join(package_home(globals()), filename)
41: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
42: self.REQUEST.RESPONSE.write(file(fn).read())
1.15 casties 43: return
44:
1.26 casties 45: def browserCheck(self):
1.18 casties 46: """check the browsers request to find out the browser type"""
1.26 casties 47: bt = {}
48: ua = self.REQUEST.get_header("HTTP_USER_AGENT")
49: bt['ua'] = ua
50: bt['isIE'] = string.find(ua, 'MSIE') > -1
51: bt['isN4'] = (string.find(ua, 'Mozilla/4.') > -1) and not bt['isIE']
52: nav = ua[string.find(ua, '('):]
53: ie = string.split(nav, "; ")[1]
54: if string.find(ie, "MSIE") > -1:
55: bt['versIE'] = string.split(ie, " ")[1]
56: bt['isMac'] = string.find(ua, 'Macintosh') > -1
57: bt['isWin'] = string.find(ua, 'Windows') > -1
58: bt['isIEWin'] = bt['isIE'] and bt['isWin']
59: bt['isIEMac'] = bt['isIE'] and bt['isMac']
60: bt['staticHTML'] = False
1.5 dwinter 61:
1.26 casties 62: return bt
1.5 dwinter 63:
1.1 dwinter 64:
1.4 dwinter 65: class zogiImage(Image):
66: """einzelnes Image"""
67: meta_type="zogiImage"
68:
1.18 casties 69: manage_options=ZopePageTemplate.manage_options+(
70: {'label':'Main config','action':'changeZogiImageForm'},
71: )
1.4 dwinter 72:
73:
74: def __init__(self,id,title,baseUrl,queryString,content_type='',precondition=''):
75: """init"""
76: self.id=id
77: self.title=title
78: self.baseUrl=baseUrl
79: self.queryString=queryString
80: self.content_type=content_type
81: self.precondition=precondition
82:
83: def getData(self):
84: """getUrlData"""
85: return urllib.urlopen(self.baseUrl+self.queryString)
86:
87: def changeZogiImageForm(self):
88: """Main configuration"""
1.18 casties 89: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/changeZogiImageForm.zpt')).__of__(self)
1.4 dwinter 90: return pt()
91:
92: def changeZogiImage(self,title,baseUrl, queryString,RESPONSE=None):
93: """change it"""
94: self.title=title
95: self.baseUrl=baseUrl
96: self.queryString=queryString
97:
98: if RESPONSE is not None:
99: RESPONSE.redirect('manage_main')
100:
101:
102: def index_html(self, REQUEST, RESPONSE):
103: """
104: Modified version of OFS/Image.py
1.1 dwinter 105:
1.4 dwinter 106: The default view of the contents of a File or Image.
107:
108: Returns the contents of the file or image. Also, sets the
109: Content-Type HTTP header to the objects content type.
110: """
111:
112: # HTTP If-Modified-Since header handling.
113: header=REQUEST.get_header('If-Modified-Since', None)
114: if header is not None:
115: header=header.split( ';')[0]
116: # Some proxies seem to send invalid date strings for this
117: # header. If the date string is not valid, we ignore it
118: # rather than raise an error to be generally consistent
119: # with common servers such as Apache (which can usually
120: # understand the screwy date string as a lucky side effect
121: # of the way they parse it).
122: # This happens to be what RFC2616 tells us to do in the face of an
123: # invalid date.
124: try: mod_since=long(DateTime(header).timeTime())
125: except: mod_since=None
126: if mod_since is not None:
127: if self._p_mtime:
128: last_mod = long(self._p_mtime)
129: else:
130: last_mod = long(0)
131: if last_mod > 0 and last_mod <= mod_since:
132: # Set header values since apache caching will return Content-Length
133: # of 0 in response if size is not set here
134: RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
135: RESPONSE.setHeader('Content-Type', self.content_type)
136: RESPONSE.setHeader('Content-Length', self.size)
137: RESPONSE.setHeader('Accept-Ranges', 'bytes')
138: self.ZCacheable_set(None)
139: RESPONSE.setStatus(304)
140: return ''
141:
142: if self.precondition and hasattr(self,self.precondition):
143: # Grab whatever precondition was defined and then
144: # execute it. The precondition will raise an exception
145: # if something violates its terms.
146: c=getattr(self,self.precondition)
147: if hasattr(c,'isDocTemp') and c.isDocTemp:
148: c(REQUEST['PARENTS'][1],REQUEST)
149: else:
150: c()
151:
152: # HTTP Range header handling
153: range = REQUEST.get_header('Range', None)
154: request_range = REQUEST.get_header('Request-Range', None)
155: if request_range is not None:
156: # Netscape 2 through 4 and MSIE 3 implement a draft version
157: # Later on, we need to serve a different mime-type as well.
158: range = request_range
159: if_range = REQUEST.get_header('If-Range', None)
160: if range is not None:
161: ranges = HTTPRangeSupport.parseRange(range)
162:
163: if if_range is not None:
164: # Only send ranges if the data isn't modified, otherwise send
165: # the whole object. Support both ETags and Last-Modified dates!
166: if len(if_range) > 1 and if_range[:2] == 'ts':
167: # ETag:
168: if if_range != self.http__etag():
169: # Modified, so send a normal response. We delete
170: # the ranges, which causes us to skip to the 200
171: # response.
172: ranges = None
173: else:
174: # Date
175: date = if_range.split( ';')[0]
176: try: mod_since=long(DateTime(date).timeTime())
177: except: mod_since=None
178: if mod_since is not None:
179: if self._p_mtime:
180: last_mod = long(self._p_mtime)
181: else:
182: last_mod = long(0)
183: if last_mod > mod_since:
184: # Modified, so send a normal response. We delete
185: # the ranges, which causes us to skip to the 200
186: # response.
187: ranges = None
188:
189: if ranges:
190: # Search for satisfiable ranges.
191: satisfiable = 0
192: for start, end in ranges:
193: if start < self.size:
194: satisfiable = 1
195: break
196:
197: if not satisfiable:
198: RESPONSE.setHeader('Content-Range',
199: 'bytes */%d' % self.size)
200: RESPONSE.setHeader('Accept-Ranges', 'bytes')
201: RESPONSE.setHeader('Last-Modified',
202: rfc1123_date(self._p_mtime))
203: RESPONSE.setHeader('Content-Type', self.content_type)
204: RESPONSE.setHeader('Content-Length', self.size)
205: RESPONSE.setStatus(416)
206: return ''
207:
208: ranges = HTTPRangeSupport.expandRanges(ranges, self.size)
209:
210: if len(ranges) == 1:
211: # Easy case, set extra header and return partial set.
212: start, end = ranges[0]
213: size = end - start
214:
215: RESPONSE.setHeader('Last-Modified',
216: rfc1123_date(self._p_mtime))
217: RESPONSE.setHeader('Content-Type', self.content_type)
218: RESPONSE.setHeader('Content-Length', size)
219: RESPONSE.setHeader('Accept-Ranges', 'bytes')
220: RESPONSE.setHeader('Content-Range',
221: 'bytes %d-%d/%d' % (start, end - 1, self.size))
222: RESPONSE.setStatus(206) # Partial content
223:
224: data = urllib.urlopen(self.baseUrl+self.queryString).read()
225: if type(data) is StringType:
226: return data[start:end]
227:
228: # Linked Pdata objects. Urgh.
229: pos = 0
230: while data is not None:
231: l = len(data.data)
232: pos = pos + l
233: if pos > start:
234: # We are within the range
235: lstart = l - (pos - start)
236:
237: if lstart < 0: lstart = 0
238:
239: # find the endpoint
240: if end <= pos:
241: lend = l - (pos - end)
242:
243: # Send and end transmission
244: RESPONSE.write(data[lstart:lend])
245: break
246:
247: # Not yet at the end, transmit what we have.
248: RESPONSE.write(data[lstart:])
249:
250: data = data.next
251:
252: return ''
253:
254: else:
255: boundary = choose_boundary()
256:
257: # Calculate the content length
258: size = (8 + len(boundary) + # End marker length
259: len(ranges) * ( # Constant lenght per set
260: 49 + len(boundary) + len(self.content_type) +
261: len('%d' % self.size)))
262: for start, end in ranges:
263: # Variable length per set
264: size = (size + len('%d%d' % (start, end - 1)) +
265: end - start)
266:
267:
268: # Some clients implement an earlier draft of the spec, they
269: # will only accept x-byteranges.
270: draftprefix = (request_range is not None) and 'x-' or ''
271:
272: RESPONSE.setHeader('Content-Length', size)
273: RESPONSE.setHeader('Accept-Ranges', 'bytes')
274: RESPONSE.setHeader('Last-Modified',
275: rfc1123_date(self._p_mtime))
276: RESPONSE.setHeader('Content-Type',
277: 'multipart/%sbyteranges; boundary=%s' % (
278: draftprefix, boundary))
279: RESPONSE.setStatus(206) # Partial content
280:
281: data = urllib.urlopen(self.baseUrl+self.queryString).read()
282: # The Pdata map allows us to jump into the Pdata chain
283: # arbitrarily during out-of-order range searching.
284: pdata_map = {}
285: pdata_map[0] = data
286:
287: for start, end in ranges:
288: RESPONSE.write('\r\n--%s\r\n' % boundary)
289: RESPONSE.write('Content-Type: %s\r\n' %
290: self.content_type)
291: RESPONSE.write(
292: 'Content-Range: bytes %d-%d/%d\r\n\r\n' % (
293: start, end - 1, self.size))
294:
295: if type(data) is StringType:
296: RESPONSE.write(data[start:end])
297:
298: else:
299: # Yippee. Linked Pdata objects. The following
300: # calculations allow us to fast-forward through the
301: # Pdata chain without a lot of dereferencing if we
302: # did the work already.
303: first_size = len(pdata_map[0].data)
304: if start < first_size:
305: closest_pos = 0
306: else:
307: closest_pos = (
308: ((start - first_size) >> 16 << 16) +
309: first_size)
310: pos = min(closest_pos, max(pdata_map.keys()))
311: data = pdata_map[pos]
312:
313: while data is not None:
314: l = len(data.data)
315: pos = pos + l
316: if pos > start:
317: # We are within the range
318: lstart = l - (pos - start)
319:
320: if lstart < 0: lstart = 0
321:
322: # find the endpoint
323: if end <= pos:
324: lend = l - (pos - end)
325:
326: # Send and loop to next range
327: RESPONSE.write(data[lstart:lend])
328: break
329:
330: # Not yet at the end, transmit what we have.
331: RESPONSE.write(data[lstart:])
332:
333: data = data.next
334: # Store a reference to a Pdata chain link so we
335: # don't have to deref during this request again.
336: pdata_map[pos] = data
337:
338: # Do not keep the link references around.
339: del pdata_map
340:
341: RESPONSE.write('\r\n--%s--\r\n' % boundary)
342: return ''
343:
344: RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
345: RESPONSE.setHeader('Content-Type', self.content_type)
346: RESPONSE.setHeader('Content-Length', self.size)
347: RESPONSE.setHeader('Accept-Ranges', 'bytes')
348:
349: # Don't cache the data itself, but provide an opportunity
350: # for a cache manager to set response headers.
351: self.ZCacheable_set(None)
352:
353: data=urllib.urlopen(self.baseUrl+self.queryString).read()
354:
355: if type(data) is type(''):
356: RESPONSE.setBase(None)
357: return data
358:
359: while data is not None:
360: RESPONSE.write(data.data)
361: data=data.next
362:
363: return ''
364:
365:
366: def manage_addZogiImageForm(self):
367: """Form for adding"""
1.18 casties 368: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiImage.zpt')).__of__(self)
1.4 dwinter 369: return pt()
370:
371:
372: def manage_addZogiImage(self,id,title,baseUrl, queryString,RESPONSE=None):
373: """add dgilib"""
374: newObj=zogiImage(id,title,baseUrl, queryString)
375: self.Destination()._setObject(id,newObj)
376: if RESPONSE is not None:
377: RESPONSE.redirect('manage_main')
378:
379:
380:
1.1 dwinter 381: class zogiLib(Folder):
382: """StandardElement"""
383:
384: meta_type="zogiLib"
1.32 dwinter 385: #xxxx
1.1 dwinter 386:
1.18 casties 387: manage_options = Folder.manage_options+(
388: {'label':'Main Config','action':'changeZogiLibForm'},
389: )
1.1 dwinter 390:
1.32 dwinter 391: def __init__(self, id, title, digilibBaseUrl,localFileBase, version="book", basePath="", dlTarget=None):
1.1 dwinter 392: """init"""
393:
394: self.id=id
395: self.title=title
1.2 dwinter 396: self.digilibBaseUrl=digilibBaseUrl
1.32 dwinter 397:
1.1 dwinter 398: self.localFileBase=localFileBase
1.21 casties 399: self.basePath=basePath
1.18 casties 400: self.layout=version
1.27 casties 401: if dlTarget:
402: self.dlTarget = dlTarget
403: else:
404: self.dlTarget = "digilib"
1.1 dwinter 405:
1.28 casties 406: def version(self):
407: """version information"""
408: return ZOGIVERSION
409:
1.32 dwinter 410: def getContextStatic(self):
411: """get all the contexts which go to static pages"""
412:
1.33 ! dwinter 413: try:
! 414: dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName()))
! 415: contexts=dom.getElementsByTagName("context")
! 416:
! 417: ret=[]
! 418: for context in contexts:
! 419: name=getUniqueElementText(context.getElementsByTagName("name"))
! 420:
! 421: link=getUniqueElementText(context.getElementsByTagName("link"))
! 422: if name or link:
! 423: ret.append((name,link))
! 424: return ret
! 425: except:
! 426: return []
1.32 dwinter 427:
428: def getContextDatabases(self):
429: """get all dynamic contexts"""
1.33 ! dwinter 430: try:
! 431: dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName()))
! 432: contexts=dom.getElementsByTagName("context")
! 433: ret=[]
! 434: for context in contexts:
! 435: metaDataLinks=context.getElementsByTagName("meta-datalink")
! 436: for metaDataLink in metaDataLinks:
! 437: db=metaDataLink.getAttribute("db")
! 438: link=self.REQUEST['URL1']+"/dl_db?db=%s"%db
! 439: if db:
! 440: ret.append((db,link))
! 441: metaDataLinks=context.getElementsByTagName("meta-baselink")
! 442:
! 443: for metaDataLink in metaDataLinks:
! 444: db=metaDataLink.getAttribute("db")
! 445: link=self.REQUEST['URL1']+"/dl_db?db=%s"%db
! 446: if db:
! 447: ret.append((db,link))
! 448:
! 449: return ret
! 450: except:
! 451: return ret
1.32 dwinter 452:
453: def formatHTML(self,url,label=None,viewUrl=None):
454:
455:
456: sets=xml.dom.minidom.parse(urllib.urlopen(url)).getElementsByTagName('dataset')
457: ret=""
458: print label
459: if label:
460: ret+="""<a href="%s">%s</a>"""%(viewUrl,label)
461: for set in sets:
462: ret+="<table>"
463: for node in set.childNodes:
464: if hasattr(node,'tagName'):
465: tag=node.tagName
466: label=node.getAttribute("label")
467: if not label:
468: label=tag
469: text=getText(node.childNodes)
470: ret+="""<tr><td><b>%s:</b></td><td>%s</td></tr>"""%(label,text)
471: ret+="</table>"
472: return ret
473:
474: def getMetaData(self):
475: """getMetaData"""
1.33 ! dwinter 476: try:
! 477: dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName()))
! 478: except:
! 479: return "error metadata"
! 480:
1.32 dwinter 481: contexts=dom.getElementsByTagName("context")
482: ret=[]
483: db=self.getDLParam("db")
484: ob=self.getDLParam("object")
485:
486: fn=self.getDLParam("fn")
487: pn=self.getDLParam("pn")
488: if not fn:
489: fn=""
490: if not pn:
491: pn=""
492: if not ob:
493: ob=""
494:
495: for context in contexts:
496: metaDataLinks=context.getElementsByTagName("meta-datalink")
497: for metaDataLink in metaDataLinks:
498:
499: if (db==metaDataLink.getAttribute("db")) or (len(metaDataLinks)==1):
500:
501: link=getUniqueElementText(metaDataLink.getElementsByTagName("metadata-url"))
502: label=getUniqueElementText(metaDataLink.getElementsByTagName("label"))
503: url=getUniqueElementText(metaDataLink.getElementsByTagName("url"))
504:
505: return self.formatHTML(link,label,url)
506:
507: metaDataLinks=context.getElementsByTagName("meta-baselink")
508:
509: for metaDataLink in metaDataLinks:
510:
511: if db==metaDataLink.getAttribute("db") or (len(metaDataLinks)==1):
512:
513: link=getUniqueElementText(metaDataLink.getElementsByTagName("metadata-url"))
514: label=getUniqueElementText(metaDataLink.getElementsByTagName("label"))
515: url=getUniqueElementText(metaDataLink.getElementsByTagName("url"))
516:
517: return self.formatHTML(link+'fn=%s&pn=%s&object=%s'%(fn,pn,ob),label,url)
518: return ret
519:
1.18 casties 520: def getDLInfo(self):
521: """get DLInfo from digilib server"""
522: paramH={}
523: baseUrl=re.sub("servlet/Scaler","dlInfo-xml.jsp",self.digilibBaseUrl)
524: try:
525: url=urllib.urlopen(baseUrl+self.REQUEST['QUERY_STRING'])
526: dom=xml.dom.minidom.parse(url)
527: params=dom.getElementsByTagName('parameter')
528: for param in params:
529: paramH[param.getAttribute('name')]=param.getAttribute('value')
530: return paramH
531: except:
532: return null
533:
1.1 dwinter 534:
1.18 casties 535: def createHeadJS(self):
1.19 casties 536: """generate all javascript tags for head"""
1.26 casties 537: self.checkQuery()
538: bt = self.REQUEST.SESSION['browserType']
539: if bt['staticHTML']:
540: return
541:
1.18 casties 542: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogilib_head_js')).__of__(self)
543: return pt()
1.19 casties 544:
545: def createParamJS(self):
546: """generate javascript for parameters only"""
1.26 casties 547: self.checkQuery()
548: bt = self.REQUEST.SESSION['browserType']
549: if bt['staticHTML']:
550: return
551:
1.19 casties 552: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogilib_param_js')).__of__(self)
553: return pt()
554:
1.3 dwinter 555:
1.26 casties 556: def createScalerImg(self, requestString=None, bottom=0, side=0, width=500, height=500):
1.18 casties 557: """generate Scaler IMG Tag"""
1.20 casties 558: self.checkQuery()
559: bt = self.REQUEST.SESSION['browserType']
1.24 casties 560: # override with parameters from session
561: if self.REQUEST.SESSION.has_key('scalerDiv'):
1.26 casties 562: (requestString, bottom, side, width, height) = self.REQUEST.SESSION['scalerDiv']
1.24 casties 563: # if not explicitly defined take normal request
1.18 casties 564: if not requestString:
1.21 casties 565: requestString = self.getAllDLParams()
1.18 casties 566: url = self.digilibBaseUrl+requestString
1.24 casties 567: # construct bottom and side insets
568: b_par = ""
569: s_par = ""
570: if (bottom != 0) or (side != 0):
571: b_par = "-" + str(int(bottom))
572: s_par = "-" + str(int(side))
1.18 casties 573: tag = ""
1.26 casties 574: if bt['staticHTML']:
575: tag += '<div id="scaler"><img id="pic" src="%s&dw=%i&dh=%i" /></div>'%(url, int(width-side), int(height-bottom))
1.18 casties 576: else:
1.26 casties 577: if bt['isN4']:
578: # N4 needs layers
579: tag += '<ilayer id="scaler">'
580: else:
581: tag += '<div id="scaler">'
582: tag += '<script type="text/javascript">'
583: tag += "var ps = bestPicSize(getElement('scaler'));"
584: # write img tag with javascript
585: tag += 'document.write(\'<img id="pic" src="%s&dw=\'+(ps.width%s)+\'&dh=\'+(ps.height%s)+\'" />\');'%(url, s_par, b_par)
586: tag += '</script>'
587: if bt['isN4']:
588: tag += '</ilayer>'
589: else:
590: tag += '</div>'
1.18 casties 591: return tag
1.1 dwinter 592:
1.26 casties 593: def createScalerDiv(self, requestString = None, bottom = 0, side = 0, width=500, height=500):
1.23 casties 594: """generate scaler img and table with navigation arrows"""
595: self.checkQuery()
1.24 casties 596: if requestString != None or bottom != 0 or side != 0:
1.26 casties 597: self.REQUEST.SESSION['scalerDiv'] = (requestString, bottom, side, width, height)
1.24 casties 598: else:
599: if self.REQUEST.SESSION.has_key('scalerDiv'):
1.26 casties 600: # make shure to remove unused parameter
1.24 casties 601: del self.REQUEST.SESSION['scalerDiv']
1.26 casties 602:
1.23 casties 603: pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt/zogilib_img_div')).__of__(self)
604: return pt()
605:
1.18 casties 606: def createAuxDiv(self):
607: """generate other divs"""
1.20 casties 608: self.checkQuery()
609: bt = self.REQUEST.SESSION['browserType']
1.26 casties 610: if bt['staticHTML']:
611: return
612: if bt['isN4']:
1.18 casties 613: f = 'zpt/zogilib_divsN4.zpt'
614: else:
615: f = 'zpt/zogilib_divs.zpt'
616: pt=PageTemplateFile(os.path.join(package_home(globals()),f)).__of__(self)
617: return pt()
1.3 dwinter 618:
1.9 dwinter 619:
1.18 casties 620: def option_js(self):
1.28 casties 621: """javascript"""
622: return sendFile(self, 'js/option.js', 'text/plain')
1.1 dwinter 623:
1.18 casties 624: def dl_lib_js(self):
625: """javascript"""
626: return sendFile(self, 'js/dl_lib.js', 'text/plain')
627:
628: def js_lib_js(self):
629: """javascript"""
630: return sendFile(self, 'js/js_lib.js', 'text/plain')
1.1 dwinter 631:
1.18 casties 632: def optionwindow(self):
633: """showoptions"""
1.26 casties 634: self.checkQuery()
635: bt = self.REQUEST.SESSION['browserType']
636: if bt['staticHTML']:
637: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/optionwindow_static.zpt')).__of__(self)
638: else:
1.31 dwinter 639: finds=self.ZopeFind(self,obj_ids=['viewingTools.zpt'])
640: if finds:
641:
642: return finds[0][1]()
643: else:
644: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/optionwindow.zpt')).__of__(self)
645: return pt()
1.13 casties 646:
647: def mark1(self):
648: """mark image"""
1.18 casties 649: return sendFile(self, 'images/mark1.gif', 'image/gif')
1.13 casties 650:
651: def mark2(self):
652: """mark image"""
1.18 casties 653: return sendFile(self, 'images/mark2.gif', 'image/gif')
1.13 casties 654:
655: def mark3(self):
656: """mark image"""
1.18 casties 657: return sendFile(self, 'images/mark3.gif', 'image/gif')
1.13 casties 658:
659: def mark4(self):
660: """mark image"""
1.18 casties 661: return sendFile(self, 'images/mark4.gif', 'image/gif')
1.13 casties 662:
663: def mark5(self):
664: """mark image"""
1.18 casties 665: return sendFile(self, 'images/mark5.gif', 'image/gif')
1.13 casties 666:
667: def mark6(self):
668: """mark image"""
1.18 casties 669: return sendFile(self, 'images/mark6.gif', 'image/gif')
1.13 casties 670:
671: def mark7(self):
672: """mark image"""
1.18 casties 673: return sendFile(self, 'images/mark7.gif', 'image/gif')
1.13 casties 674:
675: def mark8(self):
676: """mark image"""
1.18 casties 677: return sendFile(self, 'images/mark8.gif', 'image/gif')
1.13 casties 678:
679: def corner1(self):
680: """mark image"""
1.18 casties 681: return sendFile(self, 'images/olinks.gif', 'image/gif')
1.13 casties 682:
683: def corner2(self):
684: """mark image"""
1.18 casties 685: return sendFile(self, 'images/orechts.gif', 'image/gif')
1.13 casties 686:
687: def corner3(self):
688: """mark image"""
1.18 casties 689: return sendFile(self, 'images/ulinks.gif', 'image/gif')
1.13 casties 690:
691: def corner4(self):
692: """mark image"""
1.18 casties 693: return sendFile(self, 'images/urechts.gif', 'image/gif')
1.13 casties 694:
1.22 casties 695: def up_img(self):
696: """mark image"""
697: return sendFile(self, 'images/up.gif', 'image/gif')
698:
699: def down_img(self):
700: """mark image"""
701: return sendFile(self, 'images/down.gif', 'image/gif')
702:
703: def left_img(self):
704: """mark image"""
705: return sendFile(self, 'images/left.gif', 'image/gif')
706:
707: def right_img(self):
708: """mark image"""
709: return sendFile(self, 'images/right.gif', 'image/gif')
1.13 casties 710:
711:
1.1 dwinter 712:
713: def index_html(self):
714: """main action"""
1.26 casties 715: self.checkQuery()
716: bt = self.REQUEST.SESSION['browserType']
1.18 casties 717: tp = "zogiLibMainTemplate"
1.32 dwinter 718:
1.18 casties 719: if hasattr(self, tp):
720: pt = getattr(self, tp)
721: else:
1.26 casties 722: tpt = self.layout
1.32 dwinter 723:
1.26 casties 724: if bt['staticHTML']:
725: tpt = "static"
726:
727: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogiLibMain_%s'%tpt)).__of__(self)
728:
1.18 casties 729: return pt()
730:
1.1 dwinter 731:
732:
1.21 casties 733: def storeQuery(self, more = None):
1.1 dwinter 734: """storeQuery in session"""
1.18 casties 735: dlParams = {}
1.1 dwinter 736: for fm in self.REQUEST.form.keys():
1.18 casties 737: dlParams[fm] = self.REQUEST.form[fm]
1.21 casties 738: # look for more
739: if more:
740: for fm in more.split('&'):
741: try:
742: pv = fm.split('=')
743: dlParams[pv[0]] = pv[1]
744: except:
1.26 casties 745: pass
746:
1.21 casties 747: # parse digilib mode parameter
1.18 casties 748: if 'mo' in dlParams:
749: if len(dlParams['mo']) > 0:
750: modes=dlParams['mo'].split(',')
751: else:
752: modes=[]
753:
754: self.REQUEST.SESSION['query'] = dlParams
755: self.REQUEST.SESSION['dlModes'] = modes
756: self.REQUEST.SESSION['dlInfo'] = self.getDLInfo()
1.26 casties 757: if not self.REQUEST.SESSION.has_key('browserType'):
758: self.REQUEST.SESSION['browserType'] = browserCheck(self)
759:
760: return
1.1 dwinter 761:
1.20 casties 762: def checkQuery(self):
763: """check if the query has been stored"""
1.26 casties 764: if not (self.REQUEST.SESSION and self.REQUEST.SESSION.has_key('query')) :
1.20 casties 765: print "ZOGILIB: have to store query!!"
1.26 casties 766: self.storeQuery()
1.24 casties 767: return
1.23 casties 768:
1.24 casties 769: def zogilibPath(self, otherbase=None):
1.23 casties 770: """returns an URL to the zogiLib instance"""
771: url = self.REQUEST['URL1']
1.24 casties 772: # should end with "/"
773: if len(url) > 0 and url[-1] != '/':
774: url += '/'
775: if type(otherbase) is str:
776: url += otherbase
777: else:
778: url += self.basePath
1.23 casties 779: # should end with "/"
780: if len(url) > 0 and url[-1] != '/':
781: url += '/'
782: return url
1.3 dwinter 783:
1.22 casties 784: def getDLParam(self, param):
1.18 casties 785: """returns parameter"""
1.3 dwinter 786: try:
787: return self.REQUEST.SESSION['query'][param]
788: except:
1.24 casties 789: return
1.3 dwinter 790:
1.18 casties 791: def setDLParam(self, param, value):
792: """sets parameter"""
793: self.REQUEST.SESSION['query'][param] = value
794: return
795:
796: def getAllDLParams(self):
797: """parameter string for digilib"""
798: dlParams = self.REQUEST.SESSION['query']
799: # save modes
800: modes = self.REQUEST.SESSION['dlModes']
801: dlParams['mo'] = string.join(modes, ',')
802: # assemble query string
803: ret = ""
804: for param in dlParams.keys():
1.29 casties 805: if dlParams[param] is None: continue
1.18 casties 806: val = str(dlParams[param])
807: if val != "":
808: ret += param + "=" + val + "&"
1.28 casties 809:
1.18 casties 810: # omit trailing "&"
811: return ret.rstrip('&')
812:
813:
814: def setDLParams(self,pn=None,ws=None,rot=None,brgt=None,cont=None):
815: """setze Parameter"""
816:
1.23 casties 817: self.setDLParam('brgt', brgt)
818: self.setDLParam('cont', cont)
819: self.setDLParam('ws', ws)
820: self.setDLParam('rot', rot)
1.18 casties 821:
822: if pn:
1.21 casties 823: # unmark
824: self.setDLParam('mk', None)
1.18 casties 825: self.setDLParam('pn', pn)
826:
827: return self.display()
828:
829:
830: def display(self):
831: """(re)display page"""
832: params = self.getAllDLParams()
1.21 casties 833: if self.basePath:
834: self.REQUEST.RESPONSE.redirect(self.REQUEST['URL2']+'?'+params)
835: else:
836: self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+params)
1.18 casties 837:
1.32 dwinter 838: def getMetaFileName(self):
839: urlbase=re.sub('/servlet/Scaler','/dlContext-xml.jsp',self.digilibBaseUrl)
840:
841:
842: return urlbase+self.getAllDLParams()
843:
1.26 casties 844:
1.32 dwinter 845:
1.30 casties 846: def getDLTarget(self):
847: """returns dlTarget"""
848: self.checkQuery()
849: s = self.dlTarget
850: # s = 'dl'
851: # if self.getDLParam('fn'):
852: # s += "_" + self.getDLParam('fn')
853: # if self.getDLParam('pn'):
854: # s += "_" + self.getDLParam('pn')
855: return s
856:
1.26 casties 857: def setStaticHTML(self, static=True):
858: """sets the preference to static HTML"""
859: self.checkQuery()
860: self.REQUEST.SESSION['browserType']['staticHTML'] = static
861: return
862:
863: def isStaticHTML(self):
864: """returns if the page is using static HTML only"""
865: self.checkQuery()
866: return self.REQUEST.SESSION['browserType']['staticHTML']
867:
1.18 casties 868: def getPT(self):
869: """pagenums"""
870: di = self.REQUEST.SESSION['dlInfo']
871: if di:
872: return int(di['pt'])
873: else:
874: return 1
875:
876: def getPN(self):
877: """Pagenum"""
878: pn = self.getDLParam('pn')
1.25 casties 879: try:
1.18 casties 880: return int(pn)
1.25 casties 881: except:
1.3 dwinter 882: return 1
883:
1.18 casties 884: def getBiggerWS(self):
1.3 dwinter 885: """ws+1"""
1.23 casties 886: ws = self.getDLParam('ws')
1.25 casties 887: try:
1.26 casties 888: return float(ws)+0.5
1.25 casties 889: except:
1.26 casties 890: return 1.5
1.3 dwinter 891:
1.18 casties 892: def getSmallerWS(self):
893: """ws-1"""
894: ws=self.getDLParam('ws')
1.25 casties 895: try:
1.26 casties 896: return max(float(ws)-0.5, 1)
1.25 casties 897: except:
1.3 dwinter 898: return 1
1.1 dwinter 899:
1.18 casties 900: def hasMode(self, mode):
901: """returns if mode is in the diglib mo parameter"""
902: return (mode in self.REQUEST.SESSION['dlModes'])
903:
904: def hasNextPage(self):
905: """returns if there is a next page"""
906: pn = self.getPN()
907: pt = self.getPT()
908: return (pn < pt)
909:
910: def hasPrevPage(self):
911: """returns if there is a previous page"""
912: pn = self.getPN()
913: return (pn > 1)
1.1 dwinter 914:
1.22 casties 915: def canMoveLeft(self):
916: """returns if its possible to move left"""
917: wx = float(self.getDLParam('wx') or 0)
918: return (wx > 0)
919:
920: def canMoveRight(self):
921: """returns if its possible to move right"""
922: wx = float(self.getDLParam('wx') or 0)
923: ww = float(self.getDLParam('ww') or 1)
924: return (wx + ww < 1)
925:
926: def canMoveUp(self):
927: """returns if its possible to move up"""
928: wy = float(self.getDLParam('wy') or 0)
929: return (wy > 0)
930:
931: def canMoveDown(self):
932: """returns if its possible to move down"""
933: wy = float(self.getDLParam('wy') or 0)
934: wh = float(self.getDLParam('wh') or 1)
935: return (wy + wh < 1)
936:
1.26 casties 937:
938: def dl_StaticHTML(self):
939: """set rendering to static HTML"""
940: self.checkQuery()
941: self.REQUEST.SESSION['browserType']['staticHTML'] = True
942: return self.display()
943:
944: def dl_DynamicHTML(self):
945: """set rendering to dynamic HTML"""
946: self.checkQuery()
947: self.REQUEST.SESSION['browserType']['staticHTML'] = False
948: return self.display()
1.1 dwinter 949:
1.18 casties 950: def dl_HMirror(self):
951: """mirror action"""
952: modes = self.REQUEST.SESSION['dlModes']
953: if 'hmir' in modes:
954: modes.remove('hmir')
955: else:
956: modes.append('hmir')
1.1 dwinter 957:
1.18 casties 958: return self.display()
959:
960: def dl_VMirror(self):
961: """mirror action"""
962: modes = self.REQUEST.SESSION['dlModes']
963: if 'vmir' in modes:
964: modes.remove('vmir')
965: else:
966: modes.append('vmir')
1.1 dwinter 967:
1.18 casties 968: return self.display()
1.1 dwinter 969:
1.22 casties 970: def dl_Zoom(self, z):
971: """general zoom action"""
972: ww1 = float(self.getDLParam('ww') or 1)
973: wh1 = float(self.getDLParam('wh') or 1)
974: wx = float(self.getDLParam('wx') or 0)
975: wy = float(self.getDLParam('wy') or 0)
976: ww2 = ww1 * z
977: wh2 = wh1 * z
978: wx += (ww1 - ww2) / 2
979: wy += (wh1 - wh2) / 2
980: ww2 = max(min(ww2, 1), 0)
981: wh2 = max(min(wh2, 1), 0)
982: wx = max(min(wx, 1), 0)
983: wy = max(min(wy, 1), 0)
1.30 casties 984: self.setDLParam('ww', cropf(ww2))
985: self.setDLParam('wh', cropf(wh2))
986: self.setDLParam('wx', cropf(wx))
987: self.setDLParam('wy', cropf(wy))
1.22 casties 988: return self.display()
989:
990: def dl_ZoomIn(self):
991: """zoom in action"""
992: z = 0.7071
993: return self.dl_Zoom(z)
994:
995: def dl_ZoomOut(self):
996: """zoom out action"""
997: z = 1.4142
998: return self.dl_Zoom(z)
999:
1000: def dl_Move(self, dx, dy):
1001: """general move action"""
1002: ww = float(self.getDLParam('ww') or 1)
1003: wh = float(self.getDLParam('wh') or 1)
1004: wx = float(self.getDLParam('wx') or 0)
1005: wy = float(self.getDLParam('wy') or 0)
1006: wx += dx * 0.5 * ww
1007: wy += dy * 0.5 * wh
1008: wx = max(min(wx, 1), 0)
1009: wy = max(min(wy, 1), 0)
1.30 casties 1010: self.setDLParam('wx', cropf(wx))
1011: self.setDLParam('wy', cropf(wy))
1.22 casties 1012: return self.display()
1013:
1014: def dl_MoveLeft(self):
1015: """move left action"""
1016: return self.dl_Move(-1, 0)
1017:
1018: def dl_MoveRight(self):
1019: """move left action"""
1020: return self.dl_Move(1, 0)
1021:
1022: def dl_MoveUp(self):
1023: """move left action"""
1024: return self.dl_Move(0, -1)
1025:
1026: def dl_MoveDown(self):
1027: """move left action"""
1028: return self.dl_Move(0, 1)
1029:
1.18 casties 1030: def dl_WholePage(self):
1031: """zoom out action"""
1032: self.setDLParam('ww', 1)
1033: self.setDLParam('wh', 1)
1034: self.setDLParam('wx', 0)
1035: self.setDLParam('wy', 0)
1036: return self.display()
1037:
1038: def dl_PrevPage(self):
1039: """next page action"""
1040: pn = self.getPN() - 1
1041: if pn < 1:
1042: pn = 1
1043: self.setDLParam('pn', pn)
1044: # unmark
1045: self.setDLParam('mk', None)
1046: return self.display()
1047:
1048: def dl_NextPage(self):
1049: """next page action"""
1050: pn = self.getPN() + 1
1051: pt = self.getPT()
1052: if pn > pt:
1053: pn = pt
1054: self.setDLParam('pn', pn)
1055: # unmark
1056: self.setDLParam('mk', None)
1057: return self.display()
1058:
1059: def dl_FirstPage(self):
1060: """first page action"""
1061: self.setDLParam('pn', 1)
1062: # unmark
1063: self.setDLParam('mk', None)
1064: return self.display()
1065:
1066: def dl_LastPage(self):
1067: """last page action"""
1068: self.setDLParam('pn', self.getPT())
1069: # unmark
1070: self.setDLParam('mk', None)
1071: return self.display()
1072:
1073: def dl_Unmark(self):
1074: """action to remove last mark"""
1075: mk = self.getDLParam('mk')
1076: if mk:
1077: marks = mk.split(',')
1078: marks.pop()
1079: mk = string.join(marks, ',')
1080: self.setDLParam('mk', mk)
1081: return self.display()
1.1 dwinter 1082:
1.32 dwinter 1083: def dl_db(self,db):
1084: """set db"""
1085: self.setDLParam('db',db)
1086: self.display()
1.1 dwinter 1087:
1.18 casties 1088: def changeZogiLibForm(self):
1089: """Main configuration"""
1090: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/changeZogiLibForm.zpt')).__of__(self)
1091: return pt()
1.1 dwinter 1092:
1.27 casties 1093: def changeZogiLib(self,title,digilibBaseUrl, localFileBase, version, basePath, dlTarget, RESPONSE=None):
1.18 casties 1094: """change it"""
1095: self.title=title
1096: self.digilibBaseUrl=digilibBaseUrl
1097: self.localFileBase=localFileBase
1.21 casties 1098: self.basePath = basePath
1.18 casties 1099: self.layout=version
1.27 casties 1100: if dlTarget:
1101: self.dlTarget = dlTarget
1102: else:
1103: self.dlTarget = "digilib"
1.3 dwinter 1104:
1.18 casties 1105: if RESPONSE is not None:
1106: RESPONSE.redirect('manage_main')
1.8 dwinter 1107:
1108:
1.1 dwinter 1109: def manage_addZogiLibForm(self):
1110: """interface for adding zogilib"""
1.18 casties 1111: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiLibForm')).__of__(self)
1.1 dwinter 1112: return pt()
1113:
1.27 casties 1114: def manage_addZogiLib(self,id,title,digilibBaseUrl, localFileBase,version="book",basePath="",dlTarget="digilib",RESPONSE=None):
1.1 dwinter 1115: """add dgilib"""
1.27 casties 1116: newObj=zogiLib(id,title,digilibBaseUrl, localFileBase, version, basePath, dlTarget)
1.1 dwinter 1117: self.Destination()._setObject(id,newObj)
1118: if RESPONSE is not None:
1119: RESPONSE.redirect('manage_main')
1.29 casties 1120:
1121:
1122: class zogiLibPageTemplate(ZopePageTemplate):
1123: """pageTemplate Objekt"""
1124: meta_type="zogiLib_pageTemplate"
1125:
1126:
1127: ## def __init__(self, id, text=None, contentType=None):
1128: ## self.id = str(id)
1129: ## self.ZBindings_edit(self._default_bindings)
1130: ## if text is None:
1131: ## text = open(self._default_cont).read()
1132: ## self.pt_edit(text, contentType)
1133:
1134: def manage_addZogiLibPageTemplateForm(self):
1135: """Form for adding"""
1136: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiLibPageTemplateForm')).__of__(self)
1137: return pt()
1138:
1139: def manage_addZogiLibPageTemplate(self, id='zogiLibMainTemplate', title=None, layout=None, text=None,
1140: REQUEST=None, submit=None):
1141: "Add a Page Template with optional file content."
1142:
1143: id = str(id)
1144: self._setObject(id, zogiLibPageTemplate(id))
1145: ob = getattr(self, id)
1146: if not layout: layout = "book"
1147: ob.pt_edit(open(os.path.join(package_home(globals()),'zpt/zogiLibMain_%s.zpt'%layout)).read(),None)
1148: if title:
1149: ob.pt_setTitle(title)
1150: try:
1151: u = self.DestinationURL()
1152: except AttributeError:
1153: u = REQUEST['URL1']
1154:
1155: u = "%s/%s" % (u, urllib.quote(id))
1156: REQUEST.RESPONSE.redirect(u+'/manage_main')
1157: return ''
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