Annotation of zogiLib/zogiLib.py, revision 1.44
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
1.44 ! casties 15: import random
1.1 dwinter 16: from Globals import package_home
17:
1.44 ! casties 18: ZOGIVERSION = "0.9.9 ROC:28.8.2004"
1.30 casties 19:
20: def cropf(f):
21: """returns a float with reduced precision"""
22: return float(int(f * 10000)/10000.0)
23:
1.28 casties 24:
1.15 casties 25: def sendFile(self, filename, type):
1.44 ! casties 26: """sends an object or a local file (from the product) as response"""
1.17 casties 27: paths = filename.split('/')
28: object = self
29: # look for an object called filename
30: for path in paths:
31: if hasattr(object, path):
32: object = getattr(object, path)
33: else:
34: object = None
35: break
36: if object:
1.18 casties 37: # if the object exists then send it
38: return object.index_html(self.REQUEST.REQUEST, self.REQUEST.RESPONSE)
1.17 casties 39: else:
40: # send a local file with the given content-type
41: fn = os.path.join(package_home(globals()), filename)
42: self.REQUEST.RESPONSE.setHeader("Content-Type", type)
43: self.REQUEST.RESPONSE.write(file(fn).read())
1.15 casties 44: return
45:
1.26 casties 46: def browserCheck(self):
1.18 casties 47: """check the browsers request to find out the browser type"""
1.26 casties 48: bt = {}
49: ua = self.REQUEST.get_header("HTTP_USER_AGENT")
50: bt['ua'] = ua
51: bt['isIE'] = string.find(ua, 'MSIE') > -1
52: bt['isN4'] = (string.find(ua, 'Mozilla/4.') > -1) and not bt['isIE']
53: nav = ua[string.find(ua, '('):]
54: ie = string.split(nav, "; ")[1]
55: if string.find(ie, "MSIE") > -1:
56: bt['versIE'] = string.split(ie, " ")[1]
57: bt['isMac'] = string.find(ua, 'Macintosh') > -1
58: bt['isWin'] = string.find(ua, 'Windows') > -1
59: bt['isIEWin'] = bt['isIE'] and bt['isWin']
60: bt['isIEMac'] = bt['isIE'] and bt['isMac']
61: bt['staticHTML'] = False
1.5 dwinter 62:
1.26 casties 63: return bt
1.5 dwinter 64:
1.1 dwinter 65:
1.4 dwinter 66: class zogiImage(Image):
67: """einzelnes Image"""
68: meta_type="zogiImage"
69:
1.18 casties 70: manage_options=ZopePageTemplate.manage_options+(
71: {'label':'Main config','action':'changeZogiImageForm'},
72: )
1.4 dwinter 73:
74:
75: def __init__(self,id,title,baseUrl,queryString,content_type='',precondition=''):
76: """init"""
77: self.id=id
78: self.title=title
79: self.baseUrl=baseUrl
80: self.queryString=queryString
81: self.content_type=content_type
82: self.precondition=precondition
83:
84: def getData(self):
85: """getUrlData"""
86: return urllib.urlopen(self.baseUrl+self.queryString)
87:
88: def changeZogiImageForm(self):
89: """Main configuration"""
1.18 casties 90: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/changeZogiImageForm.zpt')).__of__(self)
1.4 dwinter 91: return pt()
92:
93: def changeZogiImage(self,title,baseUrl, queryString,RESPONSE=None):
94: """change it"""
95: self.title=title
96: self.baseUrl=baseUrl
97: self.queryString=queryString
98:
99: if RESPONSE is not None:
100: RESPONSE.redirect('manage_main')
101:
102:
103: def index_html(self, REQUEST, RESPONSE):
104: """
105: Modified version of OFS/Image.py
1.1 dwinter 106:
1.4 dwinter 107: The default view of the contents of a File or Image.
108:
109: Returns the contents of the file or image. Also, sets the
110: Content-Type HTTP header to the objects content type.
111: """
112:
113: # HTTP If-Modified-Since header handling.
114: header=REQUEST.get_header('If-Modified-Since', None)
115: if header is not None:
116: header=header.split( ';')[0]
117: # Some proxies seem to send invalid date strings for this
118: # header. If the date string is not valid, we ignore it
119: # rather than raise an error to be generally consistent
120: # with common servers such as Apache (which can usually
121: # understand the screwy date string as a lucky side effect
122: # of the way they parse it).
123: # This happens to be what RFC2616 tells us to do in the face of an
124: # invalid date.
125: try: mod_since=long(DateTime(header).timeTime())
126: except: mod_since=None
127: if mod_since is not None:
128: if self._p_mtime:
129: last_mod = long(self._p_mtime)
130: else:
131: last_mod = long(0)
132: if last_mod > 0 and last_mod <= mod_since:
133: # Set header values since apache caching will return Content-Length
134: # of 0 in response if size is not set here
135: RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
136: RESPONSE.setHeader('Content-Type', self.content_type)
137: RESPONSE.setHeader('Content-Length', self.size)
138: RESPONSE.setHeader('Accept-Ranges', 'bytes')
139: self.ZCacheable_set(None)
140: RESPONSE.setStatus(304)
141: return ''
142:
143: if self.precondition and hasattr(self,self.precondition):
144: # Grab whatever precondition was defined and then
145: # execute it. The precondition will raise an exception
146: # if something violates its terms.
147: c=getattr(self,self.precondition)
148: if hasattr(c,'isDocTemp') and c.isDocTemp:
149: c(REQUEST['PARENTS'][1],REQUEST)
150: else:
151: c()
152:
153: # HTTP Range header handling
154: range = REQUEST.get_header('Range', None)
155: request_range = REQUEST.get_header('Request-Range', None)
156: if request_range is not None:
157: # Netscape 2 through 4 and MSIE 3 implement a draft version
158: # Later on, we need to serve a different mime-type as well.
159: range = request_range
160: if_range = REQUEST.get_header('If-Range', None)
161: if range is not None:
162: ranges = HTTPRangeSupport.parseRange(range)
163:
164: if if_range is not None:
165: # Only send ranges if the data isn't modified, otherwise send
166: # the whole object. Support both ETags and Last-Modified dates!
167: if len(if_range) > 1 and if_range[:2] == 'ts':
168: # ETag:
169: if if_range != self.http__etag():
170: # Modified, so send a normal response. We delete
171: # the ranges, which causes us to skip to the 200
172: # response.
173: ranges = None
174: else:
175: # Date
176: date = if_range.split( ';')[0]
177: try: mod_since=long(DateTime(date).timeTime())
178: except: mod_since=None
179: if mod_since is not None:
180: if self._p_mtime:
181: last_mod = long(self._p_mtime)
182: else:
183: last_mod = long(0)
184: if last_mod > mod_since:
185: # Modified, so send a normal response. We delete
186: # the ranges, which causes us to skip to the 200
187: # response.
188: ranges = None
189:
190: if ranges:
191: # Search for satisfiable ranges.
192: satisfiable = 0
193: for start, end in ranges:
194: if start < self.size:
195: satisfiable = 1
196: break
197:
198: if not satisfiable:
199: RESPONSE.setHeader('Content-Range',
200: 'bytes */%d' % self.size)
201: RESPONSE.setHeader('Accept-Ranges', 'bytes')
202: RESPONSE.setHeader('Last-Modified',
203: rfc1123_date(self._p_mtime))
204: RESPONSE.setHeader('Content-Type', self.content_type)
205: RESPONSE.setHeader('Content-Length', self.size)
206: RESPONSE.setStatus(416)
207: return ''
208:
209: ranges = HTTPRangeSupport.expandRanges(ranges, self.size)
210:
211: if len(ranges) == 1:
212: # Easy case, set extra header and return partial set.
213: start, end = ranges[0]
214: size = end - start
215:
216: RESPONSE.setHeader('Last-Modified',
217: rfc1123_date(self._p_mtime))
218: RESPONSE.setHeader('Content-Type', self.content_type)
219: RESPONSE.setHeader('Content-Length', size)
220: RESPONSE.setHeader('Accept-Ranges', 'bytes')
221: RESPONSE.setHeader('Content-Range',
222: 'bytes %d-%d/%d' % (start, end - 1, self.size))
223: RESPONSE.setStatus(206) # Partial content
224:
225: data = urllib.urlopen(self.baseUrl+self.queryString).read()
226: if type(data) is StringType:
227: return data[start:end]
228:
229: # Linked Pdata objects. Urgh.
230: pos = 0
231: while data is not None:
232: l = len(data.data)
233: pos = pos + l
234: if pos > start:
235: # We are within the range
236: lstart = l - (pos - start)
237:
238: if lstart < 0: lstart = 0
239:
240: # find the endpoint
241: if end <= pos:
242: lend = l - (pos - end)
243:
244: # Send and end transmission
245: RESPONSE.write(data[lstart:lend])
246: break
247:
248: # Not yet at the end, transmit what we have.
249: RESPONSE.write(data[lstart:])
250:
251: data = data.next
252:
253: return ''
254:
255: else:
256: boundary = choose_boundary()
257:
258: # Calculate the content length
259: size = (8 + len(boundary) + # End marker length
260: len(ranges) * ( # Constant lenght per set
261: 49 + len(boundary) + len(self.content_type) +
262: len('%d' % self.size)))
263: for start, end in ranges:
264: # Variable length per set
265: size = (size + len('%d%d' % (start, end - 1)) +
266: end - start)
267:
268:
269: # Some clients implement an earlier draft of the spec, they
270: # will only accept x-byteranges.
271: draftprefix = (request_range is not None) and 'x-' or ''
272:
273: RESPONSE.setHeader('Content-Length', size)
274: RESPONSE.setHeader('Accept-Ranges', 'bytes')
275: RESPONSE.setHeader('Last-Modified',
276: rfc1123_date(self._p_mtime))
277: RESPONSE.setHeader('Content-Type',
278: 'multipart/%sbyteranges; boundary=%s' % (
279: draftprefix, boundary))
280: RESPONSE.setStatus(206) # Partial content
281:
282: data = urllib.urlopen(self.baseUrl+self.queryString).read()
283: # The Pdata map allows us to jump into the Pdata chain
284: # arbitrarily during out-of-order range searching.
285: pdata_map = {}
286: pdata_map[0] = data
287:
288: for start, end in ranges:
289: RESPONSE.write('\r\n--%s\r\n' % boundary)
290: RESPONSE.write('Content-Type: %s\r\n' %
291: self.content_type)
292: RESPONSE.write(
293: 'Content-Range: bytes %d-%d/%d\r\n\r\n' % (
294: start, end - 1, self.size))
295:
296: if type(data) is StringType:
297: RESPONSE.write(data[start:end])
298:
299: else:
300: # Yippee. Linked Pdata objects. The following
301: # calculations allow us to fast-forward through the
302: # Pdata chain without a lot of dereferencing if we
303: # did the work already.
304: first_size = len(pdata_map[0].data)
305: if start < first_size:
306: closest_pos = 0
307: else:
308: closest_pos = (
309: ((start - first_size) >> 16 << 16) +
310: first_size)
311: pos = min(closest_pos, max(pdata_map.keys()))
312: data = pdata_map[pos]
313:
314: while data is not None:
315: l = len(data.data)
316: pos = pos + l
317: if pos > start:
318: # We are within the range
319: lstart = l - (pos - start)
320:
321: if lstart < 0: lstart = 0
322:
323: # find the endpoint
324: if end <= pos:
325: lend = l - (pos - end)
326:
327: # Send and loop to next range
328: RESPONSE.write(data[lstart:lend])
329: break
330:
331: # Not yet at the end, transmit what we have.
332: RESPONSE.write(data[lstart:])
333:
334: data = data.next
335: # Store a reference to a Pdata chain link so we
336: # don't have to deref during this request again.
337: pdata_map[pos] = data
338:
339: # Do not keep the link references around.
340: del pdata_map
341:
342: RESPONSE.write('\r\n--%s--\r\n' % boundary)
343: return ''
344:
345: RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
346: RESPONSE.setHeader('Content-Type', self.content_type)
347: RESPONSE.setHeader('Content-Length', self.size)
348: RESPONSE.setHeader('Accept-Ranges', 'bytes')
349:
350: # Don't cache the data itself, but provide an opportunity
351: # for a cache manager to set response headers.
352: self.ZCacheable_set(None)
353:
354: data=urllib.urlopen(self.baseUrl+self.queryString).read()
355:
356: if type(data) is type(''):
357: RESPONSE.setBase(None)
358: return data
359:
360: while data is not None:
361: RESPONSE.write(data.data)
362: data=data.next
363:
364: return ''
365:
366:
367: def manage_addZogiImageForm(self):
368: """Form for adding"""
1.18 casties 369: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiImage.zpt')).__of__(self)
1.4 dwinter 370: return pt()
371:
372:
373: def manage_addZogiImage(self,id,title,baseUrl, queryString,RESPONSE=None):
374: """add dgilib"""
375: newObj=zogiImage(id,title,baseUrl, queryString)
376: self.Destination()._setObject(id,newObj)
377: if RESPONSE is not None:
378: RESPONSE.redirect('manage_main')
379:
380:
381:
1.1 dwinter 382: class zogiLib(Folder):
383: """StandardElement"""
384:
385: meta_type="zogiLib"
1.32 dwinter 386: #xxxx
1.1 dwinter 387:
1.18 casties 388: manage_options = Folder.manage_options+(
389: {'label':'Main Config','action':'changeZogiLibForm'},
390: )
1.1 dwinter 391:
1.37 casties 392: def __init__(self, id, title, dlServerURL, layout="book", basePath="", dlTarget=None, dlToolbarBaseURL=None):
1.1 dwinter 393: """init"""
394:
395: self.id=id
396: self.title=title
1.34 casties 397: self.dlServerURL = dlServerURL
1.21 casties 398: self.basePath=basePath
1.37 casties 399: self.layout=layout
1.44 ! casties 400: self.dlTarget = dlTarget
1.1 dwinter 401:
1.37 casties 402: if dlToolbarBaseURL:
403: self.dlToolbarBaseURL = dlToolbarBaseURL
404: else:
405: self.dlToolbarBaseURL = dlServerURL + "/digimage.jsp?"
406:
407:
1.28 casties 408: def version(self):
409: """version information"""
410: return ZOGIVERSION
411:
1.32 dwinter 412: def getContextStatic(self):
413: """get all the contexts which go to static pages"""
414:
1.33 dwinter 415: try:
416: dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName()))
417: contexts=dom.getElementsByTagName("context")
418:
419: ret=[]
420: for context in contexts:
421: name=getUniqueElementText(context.getElementsByTagName("name"))
422:
423: link=getUniqueElementText(context.getElementsByTagName("link"))
424: if name or link:
425: ret.append((name,link))
426: return ret
427: except:
428: return []
1.32 dwinter 429:
430: def getContextDatabases(self):
431: """get all dynamic contexts"""
1.33 dwinter 432: try:
433: dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName()))
434: contexts=dom.getElementsByTagName("context")
435: ret=[]
436: for context in contexts:
437: metaDataLinks=context.getElementsByTagName("meta-datalink")
438: for metaDataLink in metaDataLinks:
439: db=metaDataLink.getAttribute("db")
440: link=self.REQUEST['URL1']+"/dl_db?db=%s"%db
441: if db:
442: ret.append((db,link))
443: metaDataLinks=context.getElementsByTagName("meta-baselink")
444:
445: for metaDataLink in metaDataLinks:
446: db=metaDataLink.getAttribute("db")
447: link=self.REQUEST['URL1']+"/dl_db?db=%s"%db
448: if db:
449: ret.append((db,link))
450:
451: return ret
452: except:
453: return ret
1.32 dwinter 454:
1.39 casties 455:
1.32 dwinter 456: def formatHTML(self,url,label=None,viewUrl=None):
457:
458: sets=xml.dom.minidom.parse(urllib.urlopen(url)).getElementsByTagName('dataset')
459: ret=""
460: print label
461: if label:
462: ret+="""<a href="%s">%s</a>"""%(viewUrl,label)
463: for set in sets:
464: ret+="<table>"
465: for node in set.childNodes:
466: if hasattr(node,'tagName'):
467: tag=node.tagName
468: label=node.getAttribute("label")
469: if not label:
470: label=tag
471: text=getText(node.childNodes)
472: ret+="""<tr><td><b>%s:</b></td><td>%s</td></tr>"""%(label,text)
473: ret+="</table>"
474: return ret
1.39 casties 475:
1.32 dwinter 476:
477: def getMetaData(self):
478: """getMetaData"""
1.33 dwinter 479: try:
480: dom=xml.dom.minidom.parse(urllib.urlopen(self.getMetaFileName()))
481: except:
482: return "error metadata"
483:
1.32 dwinter 484: contexts=dom.getElementsByTagName("context")
485: ret=[]
486: db=self.getDLParam("db")
487: ob=self.getDLParam("object")
488:
489: fn=self.getDLParam("fn")
490: pn=self.getDLParam("pn")
491: if not fn:
492: fn=""
493: if not pn:
494: pn=""
495: if not ob:
496: ob=""
497:
498: for context in contexts:
499: metaDataLinks=context.getElementsByTagName("meta-datalink")
500: for metaDataLink in metaDataLinks:
501:
502: if (db==metaDataLink.getAttribute("db")) or (len(metaDataLinks)==1):
503:
504: link=getUniqueElementText(metaDataLink.getElementsByTagName("metadata-url"))
505: label=getUniqueElementText(metaDataLink.getElementsByTagName("label"))
506: url=getUniqueElementText(metaDataLink.getElementsByTagName("url"))
507:
508: return self.formatHTML(link,label,url)
509:
510: metaDataLinks=context.getElementsByTagName("meta-baselink")
511:
512: for metaDataLink in metaDataLinks:
513:
514: if db==metaDataLink.getAttribute("db") or (len(metaDataLinks)==1):
515:
516: link=getUniqueElementText(metaDataLink.getElementsByTagName("metadata-url"))
517: label=getUniqueElementText(metaDataLink.getElementsByTagName("label"))
518: url=getUniqueElementText(metaDataLink.getElementsByTagName("url"))
519:
520: return self.formatHTML(link+'fn=%s&pn=%s&object=%s'%(fn,pn,ob),label,url)
521: return ret
522:
1.39 casties 523:
1.18 casties 524: def getDLInfo(self):
525: """get DLInfo from digilib server"""
526: paramH={}
1.34 casties 527: baseUrl=self.dlServerURL+"/dlInfo-xml.jsp"
1.18 casties 528: try:
1.39 casties 529: url=urllib.urlopen(baseUrl+'?'+self.REQUEST['QUERY_STRING'])
1.18 casties 530: dom=xml.dom.minidom.parse(url)
531: params=dom.getElementsByTagName('parameter')
532: for param in params:
533: paramH[param.getAttribute('name')]=param.getAttribute('value')
534: return paramH
535: except:
1.34 casties 536: return {}
1.18 casties 537:
1.1 dwinter 538:
1.18 casties 539: def createHeadJS(self):
1.19 casties 540: """generate all javascript tags for head"""
1.26 casties 541: self.checkQuery()
1.44 ! casties 542: bt = self.REQUEST.SESSION.get('browserType', {})
1.26 casties 543: if bt['staticHTML']:
544: return
545:
1.18 casties 546: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogilib_head_js')).__of__(self)
547: return pt()
1.19 casties 548:
549: def createParamJS(self):
550: """generate javascript for parameters only"""
1.26 casties 551: self.checkQuery()
552: bt = self.REQUEST.SESSION['browserType']
553: if bt['staticHTML']:
554: return
555:
1.19 casties 556: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogilib_param_js')).__of__(self)
557: return pt()
558:
1.3 dwinter 559:
1.26 casties 560: def createScalerImg(self, requestString=None, bottom=0, side=0, width=500, height=500):
1.18 casties 561: """generate Scaler IMG Tag"""
1.20 casties 562: self.checkQuery()
563: bt = self.REQUEST.SESSION['browserType']
1.24 casties 564: # override with parameters from session
565: if self.REQUEST.SESSION.has_key('scalerDiv'):
1.26 casties 566: (requestString, bottom, side, width, height) = self.REQUEST.SESSION['scalerDiv']
1.24 casties 567: # if not explicitly defined take normal request
1.18 casties 568: if not requestString:
1.21 casties 569: requestString = self.getAllDLParams()
1.35 casties 570: url = self.dlServerURL+'/servlet/Scaler?'+requestString
1.24 casties 571: # construct bottom and side insets
572: b_par = ""
573: s_par = ""
574: if (bottom != 0) or (side != 0):
575: b_par = "-" + str(int(bottom))
576: s_par = "-" + str(int(side))
1.18 casties 577: tag = ""
1.26 casties 578: if bt['staticHTML']:
579: tag += '<div id="scaler"><img id="pic" src="%s&dw=%i&dh=%i" /></div>'%(url, int(width-side), int(height-bottom))
1.18 casties 580: else:
1.26 casties 581: if bt['isN4']:
582: # N4 needs layers
583: tag += '<ilayer id="scaler">'
584: else:
585: tag += '<div id="scaler">'
586: tag += '<script type="text/javascript">'
587: tag += "var ps = bestPicSize(getElement('scaler'));"
588: # write img tag with javascript
589: tag += 'document.write(\'<img id="pic" src="%s&dw=\'+(ps.width%s)+\'&dh=\'+(ps.height%s)+\'" />\');'%(url, s_par, b_par)
590: tag += '</script>'
591: if bt['isN4']:
592: tag += '</ilayer>'
593: else:
594: tag += '</div>'
1.18 casties 595: return tag
1.1 dwinter 596:
1.26 casties 597: def createScalerDiv(self, requestString = None, bottom = 0, side = 0, width=500, height=500):
1.23 casties 598: """generate scaler img and table with navigation arrows"""
599: self.checkQuery()
1.24 casties 600: if requestString != None or bottom != 0 or side != 0:
1.26 casties 601: self.REQUEST.SESSION['scalerDiv'] = (requestString, bottom, side, width, height)
1.24 casties 602: else:
603: if self.REQUEST.SESSION.has_key('scalerDiv'):
1.26 casties 604: # make shure to remove unused parameter
1.24 casties 605: del self.REQUEST.SESSION['scalerDiv']
1.26 casties 606:
1.23 casties 607: pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt/zogilib_img_div')).__of__(self)
608: return pt()
609:
1.18 casties 610: def createAuxDiv(self):
611: """generate other divs"""
1.20 casties 612: self.checkQuery()
613: bt = self.REQUEST.SESSION['browserType']
1.26 casties 614: if bt['staticHTML']:
615: return
616: if bt['isN4']:
1.18 casties 617: f = 'zpt/zogilib_divsN4.zpt'
618: else:
619: f = 'zpt/zogilib_divs.zpt'
620: pt=PageTemplateFile(os.path.join(package_home(globals()),f)).__of__(self)
621: return pt()
1.3 dwinter 622:
1.9 dwinter 623:
1.18 casties 624: def option_js(self):
1.28 casties 625: """javascript"""
626: return sendFile(self, 'js/option.js', 'text/plain')
1.1 dwinter 627:
1.18 casties 628: def dl_lib_js(self):
629: """javascript"""
1.34 casties 630: return sendFile(self, 'js/dllib.js', 'text/plain')
1.18 casties 631:
632: def js_lib_js(self):
633: """javascript"""
1.34 casties 634: return sendFile(self, 'js/baselib.js', 'text/plain')
1.1 dwinter 635:
1.18 casties 636: def optionwindow(self):
637: """showoptions"""
1.26 casties 638: self.checkQuery()
639: bt = self.REQUEST.SESSION['browserType']
640: if bt['staticHTML']:
641: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/optionwindow_static.zpt')).__of__(self)
642: else:
1.37 casties 643: tp = "viewingTools.zpt"
644: if hasattr(self, tp):
645: pt = getattr(self, tp)
1.31 dwinter 646: else:
647: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/optionwindow.zpt')).__of__(self)
1.37 casties 648:
649: return pt()
1.13 casties 650:
651: def mark1(self):
652: """mark image"""
1.18 casties 653: return sendFile(self, 'images/mark1.gif', 'image/gif')
1.13 casties 654:
655: def mark2(self):
656: """mark image"""
1.18 casties 657: return sendFile(self, 'images/mark2.gif', 'image/gif')
1.13 casties 658:
659: def mark3(self):
660: """mark image"""
1.18 casties 661: return sendFile(self, 'images/mark3.gif', 'image/gif')
1.13 casties 662:
663: def mark4(self):
664: """mark image"""
1.18 casties 665: return sendFile(self, 'images/mark4.gif', 'image/gif')
1.13 casties 666:
667: def mark5(self):
668: """mark image"""
1.18 casties 669: return sendFile(self, 'images/mark5.gif', 'image/gif')
1.13 casties 670:
671: def mark6(self):
672: """mark image"""
1.18 casties 673: return sendFile(self, 'images/mark6.gif', 'image/gif')
1.13 casties 674:
675: def mark7(self):
676: """mark image"""
1.18 casties 677: return sendFile(self, 'images/mark7.gif', 'image/gif')
1.13 casties 678:
679: def mark8(self):
680: """mark image"""
1.18 casties 681: return sendFile(self, 'images/mark8.gif', 'image/gif')
1.13 casties 682:
683: def corner1(self):
684: """mark image"""
1.18 casties 685: return sendFile(self, 'images/olinks.gif', 'image/gif')
1.13 casties 686:
687: def corner2(self):
688: """mark image"""
1.18 casties 689: return sendFile(self, 'images/orechts.gif', 'image/gif')
1.13 casties 690:
691: def corner3(self):
692: """mark image"""
1.18 casties 693: return sendFile(self, 'images/ulinks.gif', 'image/gif')
1.13 casties 694:
695: def corner4(self):
696: """mark image"""
1.18 casties 697: return sendFile(self, 'images/urechts.gif', 'image/gif')
1.13 casties 698:
1.22 casties 699: def up_img(self):
700: """mark image"""
701: return sendFile(self, 'images/up.gif', 'image/gif')
702:
703: def down_img(self):
704: """mark image"""
705: return sendFile(self, 'images/down.gif', 'image/gif')
706:
707: def left_img(self):
708: """mark image"""
709: return sendFile(self, 'images/left.gif', 'image/gif')
710:
711: def right_img(self):
712: """mark image"""
713: return sendFile(self, 'images/right.gif', 'image/gif')
1.13 casties 714:
715:
1.1 dwinter 716:
717: def index_html(self):
718: """main action"""
1.26 casties 719: self.checkQuery()
720: bt = self.REQUEST.SESSION['browserType']
1.18 casties 721: tp = "zogiLibMainTemplate"
1.32 dwinter 722:
1.18 casties 723: if hasattr(self, tp):
724: pt = getattr(self, tp)
725: else:
1.26 casties 726: tpt = self.layout
1.32 dwinter 727:
1.26 casties 728: if bt['staticHTML']:
729: tpt = "static"
730:
731: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/zogiLibMain_%s'%tpt)).__of__(self)
732:
1.18 casties 733: return pt()
734:
1.1 dwinter 735:
1.21 casties 736: def storeQuery(self, more = None):
1.1 dwinter 737: """storeQuery in session"""
1.18 casties 738: dlParams = {}
1.1 dwinter 739: for fm in self.REQUEST.form.keys():
1.18 casties 740: dlParams[fm] = self.REQUEST.form[fm]
1.21 casties 741: # look for more
742: if more:
743: for fm in more.split('&'):
744: try:
745: pv = fm.split('=')
746: dlParams[pv[0]] = pv[1]
747: except:
1.26 casties 748: pass
749:
1.21 casties 750: # parse digilib mode parameter
1.18 casties 751: if 'mo' in dlParams:
752: if len(dlParams['mo']) > 0:
753: modes=dlParams['mo'].split(',')
754: else:
755: modes=[]
1.44 ! casties 756:
! 757: wid = self.getWID()
! 758: self.REQUEST.set('wid', wid)
! 759: self.setSubSession('dlQuery', dlParams)
! 760: self.setSubSession('dlModes', modes)
! 761: self.setSubSession('dlInfo', self.getDLInfo())
1.26 casties 762: if not self.REQUEST.SESSION.has_key('browserType'):
763: self.REQUEST.SESSION['browserType'] = browserCheck(self)
764:
765: return
1.1 dwinter 766:
1.20 casties 767: def checkQuery(self):
768: """check if the query has been stored"""
1.44 ! casties 769: if not (self.REQUEST.SESSION and self.getSubSession('dlQuery')) :
1.20 casties 770: print "ZOGILIB: have to store query!!"
1.26 casties 771: self.storeQuery()
1.24 casties 772: return
1.23 casties 773:
1.24 casties 774: def zogilibPath(self, otherbase=None):
1.23 casties 775: """returns an URL to the zogiLib instance"""
776: url = self.REQUEST['URL1']
1.24 casties 777: # should end with "/"
778: if len(url) > 0 and url[-1] != '/':
779: url += '/'
780: if type(otherbase) is str:
781: url += otherbase
782: else:
783: url += self.basePath
1.23 casties 784: # should end with "/"
785: if len(url) > 0 and url[-1] != '/':
786: url += '/'
787: return url
1.44 ! casties 788:
! 789: def zogilibAction(self, action, otherbase=None, wid=None):
! 790: """returns a URL with zogilib path, action and wid"""
! 791: url = self.zogilibPath(otherbase)
! 792: url += action
! 793: if wid:
! 794: url += '?wid=' + wid
! 795: else:
! 796: url += '?wid=' + self.getWID()
! 797: return url
! 798:
! 799: def getSubSession(self, key, default=None):
! 800: """returns an element from a session with a wid"""
! 801: wid = self.getWID()
! 802: return self.REQUEST.SESSION.get(key+'_'+wid, default)
! 803:
! 804: def setSubSession(self, key, value):
! 805: """puts an element in a session with a wid"""
! 806: wid = self.getWID()
! 807: self.REQUEST.SESSION.set(key+'_'+wid, value)
! 808: return
! 809:
! 810: def getWID(self):
! 811: """returns a (new) window id"""
! 812: wid = self.REQUEST.get('wid')
! 813: if not wid:
! 814: wid = 'digi_'+str(int(random.random()*10000))
! 815: print "new WID:", wid
! 816: return wid
1.3 dwinter 817:
1.22 casties 818: def getDLParam(self, param):
1.18 casties 819: """returns parameter"""
1.3 dwinter 820: try:
1.44 ! casties 821: return self.getSubSession('dlQuery').get(param)
1.3 dwinter 822: except:
1.24 casties 823: return
1.3 dwinter 824:
1.18 casties 825: def setDLParam(self, param, value):
826: """sets parameter"""
1.44 ! casties 827: dlParams = self.getSubSession('dlQuery')
! 828: #try:
! 829: dlParams[param] = value
! 830: #except:
! 831: # self.setSubSession('dlQuery', {param: value})
1.18 casties 832: return
833:
834: def getAllDLParams(self):
835: """parameter string for digilib"""
1.44 ! casties 836: dlParams = self.getSubSession('dlQuery')
1.18 casties 837: # save modes
1.44 ! casties 838: modes = self.getSubSession('dlModes')
1.18 casties 839: dlParams['mo'] = string.join(modes, ',')
840: # assemble query string
841: ret = ""
842: for param in dlParams.keys():
1.29 casties 843: if dlParams[param] is None: continue
1.18 casties 844: val = str(dlParams[param])
845: if val != "":
846: ret += param + "=" + val + "&"
1.28 casties 847:
1.18 casties 848: # omit trailing "&"
849: return ret.rstrip('&')
850:
851:
852: def setDLParams(self,pn=None,ws=None,rot=None,brgt=None,cont=None):
853: """setze Parameter"""
854:
1.23 casties 855: self.setDLParam('brgt', brgt)
856: self.setDLParam('cont', cont)
857: self.setDLParam('ws', ws)
858: self.setDLParam('rot', rot)
1.18 casties 859:
860: if pn:
1.21 casties 861: # unmark
862: self.setDLParam('mk', None)
1.18 casties 863: self.setDLParam('pn', pn)
864:
865: return self.display()
866:
867:
868: def display(self):
869: """(re)display page"""
1.44 ! casties 870: if not self.getDLParam('wid'):
! 871: wid = self.getWID()
! 872: self.setDLParam('wid', wid)
! 873:
1.18 casties 874: params = self.getAllDLParams()
1.44 ! casties 875:
1.21 casties 876: if self.basePath:
877: self.REQUEST.RESPONSE.redirect(self.REQUEST['URL2']+'?'+params)
878: else:
879: self.REQUEST.RESPONSE.redirect(self.REQUEST['URL1']+'?'+params)
1.18 casties 880:
1.32 dwinter 881: def getMetaFileName(self):
1.34 casties 882: url=self.dlServerURL+'/dlContext-xml.jsp?'+self.getAllDLParams()
883: return urlbase
1.26 casties 884:
1.34 casties 885: def getToolbarPageURL(self):
886: """returns a toolbar-enabled page URL"""
1.37 casties 887: url=self.dlToolbarBaseURL+self.getAllDLParams()
1.34 casties 888: return url
1.32 dwinter 889:
1.30 casties 890: def getDLTarget(self):
891: """returns dlTarget"""
892: self.checkQuery()
893: s = self.dlTarget
1.44 ! casties 894: if s == None:
! 895: s = ""
1.30 casties 896: # s = 'dl'
897: # if self.getDLParam('fn'):
898: # s += "_" + self.getDLParam('fn')
899: # if self.getDLParam('pn'):
900: # s += "_" + self.getDLParam('pn')
901: return s
902:
1.26 casties 903: def setStaticHTML(self, static=True):
904: """sets the preference to static HTML"""
905: self.checkQuery()
906: self.REQUEST.SESSION['browserType']['staticHTML'] = static
907: return
908:
909: def isStaticHTML(self):
910: """returns if the page is using static HTML only"""
911: self.checkQuery()
912: return self.REQUEST.SESSION['browserType']['staticHTML']
913:
1.18 casties 914: def getPT(self):
915: """pagenums"""
1.44 ! casties 916: di = self.getSubSession('dlInfo_')
1.18 casties 917: if di:
918: return int(di['pt'])
919: else:
920: return 1
921:
922: def getPN(self):
923: """Pagenum"""
924: pn = self.getDLParam('pn')
1.25 casties 925: try:
1.18 casties 926: return int(pn)
1.25 casties 927: except:
1.3 dwinter 928: return 1
929:
1.18 casties 930: def getBiggerWS(self):
1.3 dwinter 931: """ws+1"""
1.23 casties 932: ws = self.getDLParam('ws')
1.25 casties 933: try:
1.26 casties 934: return float(ws)+0.5
1.25 casties 935: except:
1.26 casties 936: return 1.5
1.3 dwinter 937:
1.18 casties 938: def getSmallerWS(self):
939: """ws-1"""
940: ws=self.getDLParam('ws')
1.25 casties 941: try:
1.26 casties 942: return max(float(ws)-0.5, 1)
1.25 casties 943: except:
1.3 dwinter 944: return 1
1.1 dwinter 945:
1.18 casties 946: def hasMode(self, mode):
947: """returns if mode is in the diglib mo parameter"""
1.44 ! casties 948: wid = self.getWID()
! 949: return (mode in self.REQUEST.SESSION['dlModes_'+wid])
1.18 casties 950:
951: def hasNextPage(self):
952: """returns if there is a next page"""
953: pn = self.getPN()
954: pt = self.getPT()
955: return (pn < pt)
956:
957: def hasPrevPage(self):
958: """returns if there is a previous page"""
959: pn = self.getPN()
960: return (pn > 1)
1.1 dwinter 961:
1.22 casties 962: def canMoveLeft(self):
963: """returns if its possible to move left"""
964: wx = float(self.getDLParam('wx') or 0)
965: return (wx > 0)
966:
967: def canMoveRight(self):
968: """returns if its possible to move right"""
969: wx = float(self.getDLParam('wx') or 0)
970: ww = float(self.getDLParam('ww') or 1)
971: return (wx + ww < 1)
972:
973: def canMoveUp(self):
974: """returns if its possible to move up"""
975: wy = float(self.getDLParam('wy') or 0)
976: return (wy > 0)
977:
978: def canMoveDown(self):
979: """returns if its possible to move down"""
980: wy = float(self.getDLParam('wy') or 0)
981: wh = float(self.getDLParam('wh') or 1)
982: return (wy + wh < 1)
983:
1.26 casties 984:
985: def dl_StaticHTML(self):
986: """set rendering to static HTML"""
987: self.checkQuery()
988: self.REQUEST.SESSION['browserType']['staticHTML'] = True
989: return self.display()
990:
991: def dl_DynamicHTML(self):
992: """set rendering to dynamic HTML"""
993: self.checkQuery()
994: self.REQUEST.SESSION['browserType']['staticHTML'] = False
995: return self.display()
1.1 dwinter 996:
1.18 casties 997: def dl_HMirror(self):
998: """mirror action"""
1.44 ! casties 999: modes = self.getSubSession('dlModes')
1.18 casties 1000: if 'hmir' in modes:
1001: modes.remove('hmir')
1002: else:
1003: modes.append('hmir')
1.1 dwinter 1004:
1.18 casties 1005: return self.display()
1006:
1007: def dl_VMirror(self):
1008: """mirror action"""
1.44 ! casties 1009: modes = self.getSubSession('dlModes')
1.18 casties 1010: if 'vmir' in modes:
1011: modes.remove('vmir')
1012: else:
1013: modes.append('vmir')
1.1 dwinter 1014:
1.18 casties 1015: return self.display()
1.1 dwinter 1016:
1.22 casties 1017: def dl_Zoom(self, z):
1018: """general zoom action"""
1019: ww1 = float(self.getDLParam('ww') or 1)
1020: wh1 = float(self.getDLParam('wh') or 1)
1021: wx = float(self.getDLParam('wx') or 0)
1022: wy = float(self.getDLParam('wy') or 0)
1023: ww2 = ww1 * z
1024: wh2 = wh1 * z
1025: wx += (ww1 - ww2) / 2
1026: wy += (wh1 - wh2) / 2
1027: ww2 = max(min(ww2, 1), 0)
1028: wh2 = max(min(wh2, 1), 0)
1029: wx = max(min(wx, 1), 0)
1030: wy = max(min(wy, 1), 0)
1.30 casties 1031: self.setDLParam('ww', cropf(ww2))
1032: self.setDLParam('wh', cropf(wh2))
1033: self.setDLParam('wx', cropf(wx))
1034: self.setDLParam('wy', cropf(wy))
1.22 casties 1035: return self.display()
1036:
1037: def dl_ZoomIn(self):
1038: """zoom in action"""
1039: z = 0.7071
1040: return self.dl_Zoom(z)
1041:
1042: def dl_ZoomOut(self):
1043: """zoom out action"""
1044: z = 1.4142
1045: return self.dl_Zoom(z)
1046:
1047: def dl_Move(self, dx, dy):
1048: """general move action"""
1049: ww = float(self.getDLParam('ww') or 1)
1050: wh = float(self.getDLParam('wh') or 1)
1051: wx = float(self.getDLParam('wx') or 0)
1052: wy = float(self.getDLParam('wy') or 0)
1053: wx += dx * 0.5 * ww
1054: wy += dy * 0.5 * wh
1055: wx = max(min(wx, 1), 0)
1056: wy = max(min(wy, 1), 0)
1.30 casties 1057: self.setDLParam('wx', cropf(wx))
1058: self.setDLParam('wy', cropf(wy))
1.22 casties 1059: return self.display()
1060:
1061: def dl_MoveLeft(self):
1062: """move left action"""
1063: return self.dl_Move(-1, 0)
1064:
1065: def dl_MoveRight(self):
1066: """move left action"""
1067: return self.dl_Move(1, 0)
1068:
1069: def dl_MoveUp(self):
1070: """move left action"""
1071: return self.dl_Move(0, -1)
1072:
1073: def dl_MoveDown(self):
1074: """move left action"""
1075: return self.dl_Move(0, 1)
1076:
1.18 casties 1077: def dl_WholePage(self):
1078: """zoom out action"""
1079: self.setDLParam('ww', 1)
1080: self.setDLParam('wh', 1)
1081: self.setDLParam('wx', 0)
1082: self.setDLParam('wy', 0)
1083: return self.display()
1084:
1085: def dl_PrevPage(self):
1086: """next page action"""
1087: pn = self.getPN() - 1
1088: if pn < 1:
1089: pn = 1
1090: self.setDLParam('pn', pn)
1091: # unmark
1092: self.setDLParam('mk', None)
1093: return self.display()
1094:
1095: def dl_NextPage(self):
1096: """next page action"""
1097: pn = self.getPN() + 1
1098: pt = self.getPT()
1099: if pn > pt:
1100: pn = pt
1101: self.setDLParam('pn', pn)
1102: # unmark
1103: self.setDLParam('mk', None)
1104: return self.display()
1105:
1106: def dl_FirstPage(self):
1107: """first page action"""
1108: self.setDLParam('pn', 1)
1109: # unmark
1110: self.setDLParam('mk', None)
1111: return self.display()
1112:
1113: def dl_LastPage(self):
1114: """last page action"""
1115: self.setDLParam('pn', self.getPT())
1116: # unmark
1117: self.setDLParam('mk', None)
1118: return self.display()
1119:
1120: def dl_Unmark(self):
1121: """action to remove last mark"""
1122: mk = self.getDLParam('mk')
1123: if mk:
1124: marks = mk.split(',')
1125: marks.pop()
1126: mk = string.join(marks, ',')
1127: self.setDLParam('mk', mk)
1128: return self.display()
1.1 dwinter 1129:
1.32 dwinter 1130: def dl_db(self,db):
1131: """set db"""
1132: self.setDLParam('db',db)
1133: self.display()
1.1 dwinter 1134:
1.18 casties 1135: def changeZogiLibForm(self):
1136: """Main configuration"""
1137: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/changeZogiLibForm.zpt')).__of__(self)
1138: return pt()
1.1 dwinter 1139:
1.37 casties 1140: def changeZogiLib(self,title,dlServerURL, version, basePath, dlTarget, dlToolbarBaseURL, RESPONSE=None):
1.18 casties 1141: """change it"""
1142: self.title=title
1.35 casties 1143: self.dlServerURL=dlServerURL
1.21 casties 1144: self.basePath = basePath
1.18 casties 1145: self.layout=version
1.44 ! casties 1146: self.dlTarget = dlTarget
1.3 dwinter 1147:
1.37 casties 1148: if dlToolbarBaseURL:
1149: self.dlToolbarBaseURL = dlToolbarBaseURL
1150: else:
1151: self.dlToolbarBaseURL = dlServerURL + "/digimage.jsp?"
1152:
1.18 casties 1153: if RESPONSE is not None:
1154: RESPONSE.redirect('manage_main')
1.8 dwinter 1155:
1.35 casties 1156:
1157:
1158: ##
1.44 ! casties 1159: ## odds and ends
1.35 casties 1160: ##
1161:
1162: def repairZogilib(self, obj=None):
1163: """change stuff that broke on upgrading"""
1164:
1165: msg = ""
1166:
1167: if not obj:
1168: obj = self.getPhysicalRoot()
1169:
1170: print "starting in ", obj
1171:
1172: entries=obj.ZopeFind(obj,obj_metatypes=['zogiLib'],search_sub=1)
1173:
1174: for entry in entries:
1175: print " found ", entry
1.37 casties 1176: #
1177: # replace digilibBaseUrl by dlServerURL
1.35 casties 1178: if hasattr(entry[1], 'digilibBaseUrl'):
1.37 casties 1179: msg += " fixing digilibBaseUrl in "+entry[0]+"\n"
1.36 casties 1180: entry[1].dlServerURL = re.sub('/servlet/Scaler\?','',entry[1].digilibBaseUrl)
1.35 casties 1181: del entry[1].digilibBaseUrl
1182:
1.37 casties 1183: #
1184: # add dlToolbarBaseURL
1185: if not hasattr(entry[1], 'dlToolbarBaseURL'):
1186: msg += " fixing dlToolbarBaseURL in "+entry[0]+"\n"
1187: entry[1].dlToolbarBaseURL = entry[1].dlServerURL + "/digimage.jsp?"
1188:
1.35 casties 1189: return msg+"\n\nfixed all zogilib instances in: "+obj.title
1190:
1.8 dwinter 1191:
1.1 dwinter 1192: def manage_addZogiLibForm(self):
1193: """interface for adding zogilib"""
1.18 casties 1194: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiLibForm')).__of__(self)
1.1 dwinter 1195: return pt()
1196:
1.44 ! casties 1197: def manage_addZogiLib(self,id,title,dlServerURL,version="book",basePath="",dlTarget=None,dlToolbarBaseURL=None,RESPONSE=None):
1.1 dwinter 1198: """add dgilib"""
1.43 casties 1199: newObj=zogiLib(id,title,dlServerURL, version, basePath, dlTarget, dlToolbarBaseURL)
1.1 dwinter 1200: self.Destination()._setObject(id,newObj)
1201: if RESPONSE is not None:
1202: RESPONSE.redirect('manage_main')
1.29 casties 1203:
1204:
1205: class zogiLibPageTemplate(ZopePageTemplate):
1206: """pageTemplate Objekt"""
1207: meta_type="zogiLib_pageTemplate"
1208:
1209:
1210: ## def __init__(self, id, text=None, contentType=None):
1211: ## self.id = str(id)
1212: ## self.ZBindings_edit(self._default_bindings)
1213: ## if text is None:
1214: ## text = open(self._default_cont).read()
1215: ## self.pt_edit(text, contentType)
1216:
1217: def manage_addZogiLibPageTemplateForm(self):
1218: """Form for adding"""
1219: pt=PageTemplateFile(os.path.join(package_home(globals()), 'zpt/addZogiLibPageTemplateForm')).__of__(self)
1220: return pt()
1221:
1222: def manage_addZogiLibPageTemplate(self, id='zogiLibMainTemplate', title=None, layout=None, text=None,
1223: REQUEST=None, submit=None):
1224: "Add a Page Template with optional file content."
1225:
1226: id = str(id)
1227: self._setObject(id, zogiLibPageTemplate(id))
1228: ob = getattr(self, id)
1229: if not layout: layout = "book"
1230: ob.pt_edit(open(os.path.join(package_home(globals()),'zpt/zogiLibMain_%s.zpt'%layout)).read(),None)
1231: if title:
1232: ob.pt_setTitle(title)
1233: try:
1234: u = self.DestinationURL()
1235: except AttributeError:
1236: u = REQUEST['URL1']
1237:
1238: u = "%s/%s" % (u, urllib.quote(id))
1239: REQUEST.RESPONSE.redirect(u+'/manage_main')
1240: return ''
1.35 casties 1241:
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