Mercurial > hg > documentViewer
annotate documentViewer.py @ 225:57c2f5b6ada5
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author | abukhman |
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date | Fri, 08 Oct 2010 15:34:50 +0200 |
parents | 58c5338749c7 |
children | 0b614f078f7b |
rev | line source |
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46 | 1 |
0 | 2 from OFS.Folder import Folder |
3 from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate | |
52 | 4 from Products.PageTemplates.PageTemplateFile import PageTemplateFile |
0 | 5 from AccessControl import ClassSecurityInfo |
32 | 6 from AccessControl import getSecurityManager |
0 | 7 from Globals import package_home |
8 | |
130
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9 from Ft.Xml import EMPTY_NAMESPACE, Parse |
134 | 10 import Ft.Xml.Domlette |
0 | 11 import os.path |
31 | 12 import sys |
0 | 13 import urllib |
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14 import urllib2 |
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15 import logging |
61 | 16 import math |
46 | 17 import urlparse |
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18 import cStringIO |
174 | 19 import re |
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20 |
52 | 21 def logger(txt,method,txt2): |
22 """logging""" | |
23 logging.info(txt+ txt2) | |
24 | |
25 | |
25 | 26 def getInt(number, default=0): |
27 """returns always an int (0 in case of problems)""" | |
28 try: | |
29 return int(number) | |
30 except: | |
62 | 31 return int(default) |
25 | 32 |
0 | 33 def getTextFromNode(nodename): |
46 | 34 """get the cdata content of a node""" |
32 | 35 if nodename is None: |
36 return "" | |
0 | 37 nodelist=nodename.childNodes |
38 rc = "" | |
39 for node in nodelist: | |
40 if node.nodeType == node.TEXT_NODE: | |
41 rc = rc + node.data | |
42 return rc | |
43 | |
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44 def serializeNode(node, encoding='utf-8'): |
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45 """returns a string containing node as XML""" |
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46 buf = cStringIO.StringIO() |
136 | 47 Ft.Xml.Domlette.Print(node, stream=buf, encoding=encoding) |
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48 s = buf.getvalue() |
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49 buf.close() |
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50 return s |
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51 |
35 | 52 |
53 def getParentDir(path): | |
54 """returns pathname shortened by one""" | |
55 return '/'.join(path.split('/')[0:-1]) | |
56 | |
57 | |
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58 def getHttpData(url, data=None, num_tries=3, timeout=10): |
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59 """returns result from url+data HTTP request""" |
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60 # we do GET (by appending data to url) |
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61 if isinstance(data, str) or isinstance(data, unicode): |
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62 # if data is string then append |
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63 url = "%s?%s"%(url,data) |
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64 elif isinstance(data, dict) or isinstance(data, list) or isinstance(data, tuple): |
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65 # urlencode |
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66 url = "%s?%s"%(url,urllib.urlencode(data)) |
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67 |
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68 response = None |
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69 errmsg = None |
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70 for cnt in range(num_tries): |
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71 try: |
167 | 72 logging.debug("getHttpData(#%s %ss) url=%s"%(cnt+1,timeout,url)) |
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73 if sys.version_info < (2, 6): |
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74 # set timeout on socket -- ugly :-( |
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75 import socket |
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76 socket.setdefaulttimeout(float(timeout)) |
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77 response = urllib2.urlopen(url) |
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78 else: |
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79 response = urllib2.urlopen(url,timeout=float(timeout)) |
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80 # check result? |
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81 break |
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82 except urllib2.HTTPError, e: |
167 | 83 logging.error("getHttpData: HTTP error(%s): %s"%(e.code,e)) |
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84 errmsg = str(e) |
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85 # stop trying |
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86 break |
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87 except urllib2.URLError, e: |
167 | 88 logging.error("getHttpData: URLLIB error(%s): %s"%(e.reason,e)) |
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89 errmsg = str(e) |
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90 # stop trying |
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91 #break |
0 | 92 |
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93 if response is not None: |
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94 data = response.read() |
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95 response.close() |
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96 return data |
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97 |
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98 raise IOError("ERROR fetching HTTP data from %s: %s"%(url,errmsg)) |
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99 #return None |
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100 |
0 | 101 |
102 | |
22 | 103 ## |
104 ## documentViewer class | |
105 ## | |
106 class documentViewer(Folder): | |
0 | 107 """document viewer""" |
108 meta_type="Document viewer" | |
109 | |
110 security=ClassSecurityInfo() | |
22 | 111 manage_options=Folder.manage_options+( |
0 | 112 {'label':'main config','action':'changeDocumentViewerForm'}, |
113 ) | |
114 | |
22 | 115 # templates and forms |
116 viewer_main = PageTemplateFile('zpt/viewer_main', globals()) | |
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117 toc_thumbs = PageTemplateFile('zpt/toc_thumbs', globals()) |
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118 toc_text = PageTemplateFile('zpt/toc_text', globals()) |
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119 toc_figures = PageTemplateFile('zpt/toc_figures', globals()) |
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120 page_main_images = PageTemplateFile('zpt/page_main_images', globals()) |
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121 page_main_text = PageTemplateFile('zpt/page_main_text', globals()) |
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122 page_main_text_dict = PageTemplateFile('zpt/page_main_text_dict', globals()) |
140 | 123 page_main_gis =PageTemplateFile ('zpt/page_main_gis', globals()) |
99 | 124 page_main_xml = PageTemplateFile('zpt/page_main_xml', globals()) |
22 | 125 head_main = PageTemplateFile('zpt/head_main', globals()) |
126 docuviewer_css = PageTemplateFile('css/docuviewer.css', globals()) | |
57 | 127 info_xml = PageTemplateFile('zpt/info_xml', globals()) |
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128 |
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129 |
68 | 130 thumbs_main_rss = PageTemplateFile('zpt/thumbs_main_rss', globals()) |
22 | 131 security.declareProtected('View management screens','changeDocumentViewerForm') |
132 changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals()) | |
133 | |
0 | 134 |
95 | 135 def __init__(self,id,imageScalerUrl=None,textServerName=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=5,authgroups="mpiwg"): |
0 | 136 """init document viewer""" |
137 self.id=id | |
138 self.title=title | |
25 | 139 self.thumbcols = thumbcols |
140 self.thumbrows = thumbrows | |
32 | 141 # authgroups is list of authorized groups (delimited by ,) |
142 self.authgroups = [s.strip().lower() for s in authgroups.split(',')] | |
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143 # create template folder so we can always use template.something |
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144 |
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145 templateFolder = Folder('template') |
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146 #self['template'] = templateFolder # Zope-2.12 style |
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147 self._setObject('template',templateFolder) # old style |
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148 try: |
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149 import MpdlXmlTextServer |
132 | 150 textServer = MpdlXmlTextServer.MpdlXmlTextServer(id='fulltextclient',serverName=textServerName) |
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151 #templateFolder['fulltextclient'] = xmlRpcClient |
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152 templateFolder._setObject('fulltextclient',textServer) |
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153 except Exception, e: |
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154 logging.error("Unable to create MpdlXmlTextServer for fulltextclient: "+str(e)) |
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155 try: |
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156 from Products.zogiLib.zogiLib import zogiLib |
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157 zogilib = zogiLib(id="zogilib", title="zogilib for docuviewer", dlServerURL=imageScalerUrl, layout="book") |
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158 #templateFolder['zogilib'] = zogilib |
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159 templateFolder._setObject('zogilib',zogilib) |
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160 except Exception, e: |
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161 logging.error("Unable to create zogiLib for zogilib: "+str(e)) |
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162 |
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163 |
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164 # proxy text server methods to fulltextclient |
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165 def getTextPage(self, **args): |
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166 """get page""" |
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167 return self.template.fulltextclient.getTextPage(**args) |
22 | 168 |
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169 def getQuery(self, **args): |
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170 """get query""" |
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171 return self.template.fulltextclient.getQuery(**args) |
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172 |
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173 def getSearch(self, **args): |
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174 """get search""" |
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175 return self.template.fulltextclient.getSearch(**args) |
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176 |
133 | 177 def getNumPages(self, docinfo): |
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178 """get numpages""" |
133 | 179 return self.template.fulltextclient.getNumPages(docinfo) |
191 | 180 |
181 def getNumTextPages(self, docinfo): | |
182 """get numpages text""" | |
183 return self.template.fulltextclient.getNumTextPages(docinfo) | |
184 | |
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185 def getTranslate(self, **args): |
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186 """get translate""" |
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187 return self.template.fulltextclient.getTranslate(**args) |
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188 |
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189 def getLemma(self, **args): |
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190 """get lemma""" |
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191 return self.template.fulltextclient.getLemma(**args) |
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192 |
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193 def getToc(self, **args): |
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194 """get toc""" |
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195 return self.template.fulltextclient.getToc(**args) |
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196 |
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197 def getTocPage(self, **args): |
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198 """get tocpage""" |
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199 return self.template.fulltextclient.getTocPage(**args) |
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200 |
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201 |
68 | 202 security.declareProtected('View','thumbs_rss') |
203 def thumbs_rss(self,mode,url,viewMode="auto",start=None,pn=1): | |
204 ''' | |
205 view it | |
206 @param mode: defines how to access the document behind url | |
207 @param url: url which contains display information | |
208 @param viewMode: if images display images, if text display text, default is images (text,images or auto) | |
209 | |
210 ''' | |
167 | 211 logging.debug("HHHHHHHHHHHHHH:load the rss") |
212 logger("documentViewer (index)", logging.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn)) | |
68 | 213 |
214 if not hasattr(self, 'template'): | |
215 # create template folder if it doesn't exist | |
216 self.manage_addFolder('template') | |
217 | |
218 if not self.digilibBaseUrl: | |
219 self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" | |
220 | |
221 docinfo = self.getDocinfo(mode=mode,url=url) | |
222 pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo) | |
223 pt = getattr(self.template, 'thumbs_main_rss') | |
224 | |
225 if viewMode=="auto": # automodus gewaehlt | |
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226 if docinfo.has_key("textURL") or docinfo.has_key('textURLPath'): #texturl gesetzt und textViewer konfiguriert |
68 | 227 viewMode="text" |
228 else: | |
229 viewMode="images" | |
230 | |
231 return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode) | |
232 | |
22 | 233 security.declareProtected('View','index_html') |
170 | 234 def index_html(self,url,mode="texttool",viewMode="auto",tocMode="thumbs",start=None,pn=1,mk=None, query=None, querySearch=None, characterNormalization=""): |
22 | 235 ''' |
236 view it | |
57 | 237 @param mode: defines how to access the document behind url |
22 | 238 @param url: url which contains display information |
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239 @param viewMode: if images display images, if text display text, default is auto (text,images or auto) |
99 | 240 @param tocMode: type of 'table of contents' for navigation (thumbs, text, figures, none) |
141 | 241 @param characterNormalization type of text display (reg, norm, none) |
100 | 242 @param querySearch: type of different search modes (fulltext, fulltextMorph, xpath, xquery, ftIndex, ftIndexMorph, fulltextMorphLemma) |
22 | 243 ''' |
0 | 244 |
167 | 245 logging.debug("documentViewer (index) mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn)) |
22 | 246 |
247 if not hasattr(self, 'template'): | |
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248 # this won't work |
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249 logging.error("template folder missing!") |
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250 return "ERROR: template folder missing!" |
22 | 251 |
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252 if not getattr(self, 'digilibBaseUrl', None): |
132 | 253 self.digilibBaseUrl = self.findDigilibUrl() or "http://digilib.mpiwg-berlin.mpg.de/digitallibrary" |
22 | 254 |
25 | 255 docinfo = self.getDocinfo(mode=mode,url=url) |
97 | 256 |
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257 if tocMode != "thumbs": |
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258 # get table of contents |
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259 docinfo = self.getToc(mode=tocMode, docinfo=docinfo) |
97 | 260 |
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261 if viewMode=="auto": # automodus gewaehlt |
132 | 262 if docinfo.has_key('textURL') or docinfo.has_key('textURLPath'): #texturl gesetzt und textViewer konfiguriert |
127 | 263 viewMode="text_dict" |
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264 else: |
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265 viewMode="images" |
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266 |
170 | 267 pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo,viewMode=viewMode,tocMode=tocMode) |
127 | 268 |
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269 pt = getattr(self.template, 'viewer_main') |
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270 return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode,mk=self.generateMarks(mk)) |
0 | 271 |
74 | 272 def generateMarks(self,mk): |
273 ret="" | |
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274 if mk is None: |
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275 return "" |
134 | 276 if not isinstance(mk, list): |
132 | 277 mk=[mk] |
74 | 278 for m in mk: |
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279 ret+="mk=%s"%m |
74 | 280 return ret |
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281 |
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282 |
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283 def findDigilibUrl(self): |
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284 """try to get the digilib URL from zogilib""" |
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285 url = self.template.zogilib.getDLBaseUrl() |
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286 return url |
126 | 287 |
288 def getDocumentViewerURL(self): | |
289 """returns the URL of this instance""" | |
290 return self.absolute_url() | |
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291 |
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292 def getStyle(self, idx, selected, style=""): |
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293 """returns a string with the given style and append 'sel' if path == selected.""" |
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294 #logger("documentViewer (getstyle)", logging.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style)) |
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295 if idx == selected: |
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296 return style + 'sel' |
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297 else: |
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298 return style |
74 | 299 |
25 | 300 def getLink(self,param=None,val=None): |
301 """link to documentviewer with parameter param set to val""" | |
35 | 302 params=self.REQUEST.form.copy() |
25 | 303 if param is not None: |
31 | 304 if val is None: |
305 if params.has_key(param): | |
306 del params[param] | |
25 | 307 else: |
35 | 308 params[param] = str(val) |
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309 |
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310 if params.get("mode", None) == "filepath": #wenn beim erst Aufruf filepath gesetzt wurde aendere das nun zu imagepath |
78 | 311 params["mode"] = "imagepath" |
312 params["url"] = getParentDir(params["url"]) | |
31 | 313 |
35 | 314 # quote values and assemble into query string |
135 | 315 #ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()]) |
316 ps = urllib.urlencode(params) | |
35 | 317 url=self.REQUEST['URL1']+"?"+ps |
25 | 318 return url |
319 | |
68 | 320 def getLinkAmp(self,param=None,val=None): |
321 """link to documentviewer with parameter param set to val""" | |
322 params=self.REQUEST.form.copy() | |
323 if param is not None: | |
324 if val is None: | |
325 if params.has_key(param): | |
326 del params[param] | |
327 else: | |
328 params[param] = str(val) | |
329 | |
330 # quote values and assemble into query string | |
167 | 331 logging.debug("XYXXXXX: %s"%repr(params.items())) |
68 | 332 ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()]) |
333 url=self.REQUEST['URL1']+"?"+ps | |
334 return url | |
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335 |
57 | 336 def getInfo_xml(self,url,mode): |
337 """returns info about the document as XML""" | |
338 | |
339 if not self.digilibBaseUrl: | |
340 self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" | |
341 | |
342 docinfo = self.getDocinfo(mode=mode,url=url) | |
343 pt = getattr(self.template, 'info_xml') | |
344 return pt(docinfo=docinfo) | |
345 | |
0 | 346 |
35 | 347 def isAccessible(self, docinfo): |
32 | 348 """returns if access to the resource is granted""" |
349 access = docinfo.get('accessType', None) | |
167 | 350 logging.debug("documentViewer (accessOK) access type %s"%access) |
45 | 351 if access is not None and access == 'free': |
167 | 352 logging.debug("documentViewer (accessOK) access is free") |
32 | 353 return True |
45 | 354 elif access is None or access in self.authgroups: |
35 | 355 # only local access -- only logged in users |
356 user = getSecurityManager().getUser() | |
167 | 357 logging.debug("documentViewer (accessOK) user=%s ip=%s"%(user,self.REQUEST.getClientAddr())) |
35 | 358 if user is not None: |
359 #print "user: ", user | |
360 return (user.getUserName() != "Anonymous User") | |
361 else: | |
362 return False | |
32 | 363 |
167 | 364 logging.error("documentViewer (accessOK) unknown access type %s"%access) |
32 | 365 return False |
35 | 366 |
32 | 367 |
73 | 368 def getDirinfoFromDigilib(self,path,docinfo=None,cut=0): |
29 | 369 """gibt param von dlInfo aus""" |
31 | 370 if docinfo is None: |
371 docinfo = {} | |
73 | 372 |
373 for x in range(cut): | |
78 | 374 |
73 | 375 path=getParentDir(path) |
78 | 376 |
40 | 377 infoUrl=self.digilibBaseUrl+"/dirInfo-xml.jsp?mo=dir&fn="+path |
29 | 378 |
167 | 379 logging.debug("documentViewer (getparamfromdigilib) dirInfo from %s"%(infoUrl)) |
29 | 380 |
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381 txt = getHttpData(infoUrl) |
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382 if txt is None: |
40 | 383 raise IOError("Unable to get dir-info from %s"%(infoUrl)) |
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384 |
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385 dom = Parse(txt) |
37 | 386 sizes=dom.xpath("//dir/size") |
167 | 387 logging.debug("documentViewer (getparamfromdigilib) dirInfo:size"%sizes) |
29 | 388 |
37 | 389 if sizes: |
390 docinfo['numPages'] = int(getTextFromNode(sizes[0])) | |
31 | 391 else: |
392 docinfo['numPages'] = 0 | |
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393 |
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394 # TODO: produce and keep list of image names and numbers |
31 | 395 |
396 return docinfo | |
32 | 397 |
174 | 398 def getIndexMetaPath(self,url): |
399 """gib nur den Pfad zurueck""" | |
400 regexp = re.compile(r".*(experimental|permanent)/(.*)") | |
401 regpath = regexp.match(url) | |
402 if (regpath==None): | |
403 return "" | |
224 | 404 logging.debug("(getDomFromIndexMeta): URLXAXA: %s"%regpath.group(2)) |
174 | 405 return ("/mpiwg/online/"+regpath.group(1)+"/"+regpath.group(2)) |
406 | |
225 | 407 def getIndexMetaName(self,url): |
408 """gib nur den Pfad zurueck""" | |
409 #regexp = re.compile(r".*(experimental|permanent)/(.*)") | |
410 regpath = regexp.match(url) | |
411 if (regpath==None): | |
412 return "" | |
413 logging.debug("(getIndexMetaName): XAXA: %s"%regpath.group(2)) | |
414 return regpath | |
415 | |
416 | |
174 | 417 def getIndexMetaUrl(self,url): |
418 """returns utr of index.meta document at url""" | |
419 | |
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420 metaUrl = None |
35 | 421 if url.startswith("http://"): |
422 # real URL | |
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423 metaUrl = url |
35 | 424 else: |
425 # online path | |
426 server=self.digilibBaseUrl+"/servlet/Texter?fn=" | |
40 | 427 metaUrl=server+url.replace("/mpiwg/online","") |
35 | 428 if not metaUrl.endswith("index.meta"): |
429 metaUrl += "/index.meta" | |
174 | 430 |
431 return metaUrl | |
432 | |
433 def getDomFromIndexMeta(self, url): | |
434 """get dom from index meta""" | |
435 dom = None | |
436 metaUrl = self.getIndexMetaUrl(url) | |
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437 |
174 | 438 logging.debug("(getDomFromIndexMeta): METAURL: %s"%metaUrl) |
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439 txt=getHttpData(metaUrl) |
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440 if txt is None: |
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441 raise IOError("Unable to read index meta from %s"%(url)) |
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442 |
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443 dom = Parse(txt) |
35 | 444 return dom |
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445 |
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446 def getPresentationInfoXML(self, url): |
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447 """returns dom of info.xml document at url""" |
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448 dom = None |
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449 metaUrl = None |
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450 if url.startswith("http://"): |
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451 # real URL |
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452 metaUrl = url |
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453 else: |
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454 # online path |
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455 server=self.digilibBaseUrl+"/servlet/Texter?fn=" |
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456 metaUrl=server+url.replace("/mpiwg/online","") |
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457 |
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458 txt=getHttpData(metaUrl) |
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459 if txt is None: |
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460 raise IOError("Unable to read infoXMLfrom %s"%(url)) |
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461 |
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462 dom = Parse(txt) |
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463 return dom |
35 | 464 |
465 | |
70 | 466 def getAuthinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0): |
35 | 467 """gets authorization info from the index.meta file at path or given by dom""" |
167 | 468 logging.debug("documentViewer (getauthinfofromindexmeta) path: %s"%(path)) |
32 | 469 |
470 access = None | |
471 | |
472 if docinfo is None: | |
473 docinfo = {} | |
474 | |
475 if dom is None: | |
78 | 476 for x in range(cut): |
70 | 477 path=getParentDir(path) |
174 | 478 dom = self.getDomFromIndexMeta(path) |
46 | 479 |
32 | 480 acctype = dom.xpath("//access-conditions/access/@type") |
481 if acctype and (len(acctype)>0): | |
482 access=acctype[0].value | |
35 | 483 if access in ['group', 'institution']: |
32 | 484 access = getTextFromNode(dom.xpath("//access-conditions/access/name")[0]).lower() |
485 | |
486 docinfo['accessType'] = access | |
487 return docinfo | |
29 | 488 |
32 | 489 |
70 | 490 def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0): |
35 | 491 """gets bibliographical info from the index.meta file at path or given by dom""" |
167 | 492 logging.debug("documentViewer (getbibinfofromindexmeta) path: %s"%(path)) |
20 | 493 |
22 | 494 if docinfo is None: |
495 docinfo = {} | |
78 | 496 |
22 | 497 if dom is None: |
78 | 498 for x in range(cut): |
70 | 499 path=getParentDir(path) |
174 | 500 dom = self.getDomFromIndexMeta(path) |
501 | |
502 docinfo['indexMetaPath']=self.getIndexMetaPath(path); | |
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503 |
167 | 504 logging.debug("documentViewer (getbibinfofromindexmeta cutted) path: %s"%(path)) |
59 | 505 # put in all raw bib fields as dict "bib" |
506 bib = dom.xpath("//bib/*") | |
507 if bib and len(bib)>0: | |
508 bibinfo = {} | |
509 for e in bib: | |
510 bibinfo[e.localName] = getTextFromNode(e) | |
511 docinfo['bib'] = bibinfo | |
512 | |
513 # extract some fields (author, title, year) according to their mapping | |
25 | 514 metaData=self.metadata.main.meta.bib |
515 bibtype=dom.xpath("//bib/@type") | |
516 if bibtype and (len(bibtype)>0): | |
517 bibtype=bibtype[0].value | |
20 | 518 else: |
25 | 519 bibtype="generic" |
59 | 520 |
25 | 521 bibtype=bibtype.replace("-"," ") # wrong typesiin index meta "-" instead of " " (not wrong! ROC) |
59 | 522 docinfo['bib_type'] = bibtype |
25 | 523 bibmap=metaData.generateMappingForType(bibtype) |
174 | 524 logging.debug("documentViewer (getbibinfofromindexmeta) bibmap:"+repr(bibmap)) |
525 logging.debug("documentViewer (getbibinfofromindexmeta) bibtype:"+repr(bibtype)) | |
32 | 526 # if there is no mapping bibmap is empty (mapping sometimes has empty fields) |
31 | 527 if len(bibmap) > 0 and len(bibmap['author'][0]) > 0: |
63 | 528 try: |
529 docinfo['author']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['author'][0])[0]) | |
530 except: pass | |
531 try: | |
532 docinfo['title']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['title'][0])[0]) | |
533 except: pass | |
534 try: | |
535 docinfo['year']=getTextFromNode(dom.xpath("//bib/%s"%bibmap['year'][0])[0]) | |
536 except: pass | |
167 | 537 logging.debug("documentViewer (getbibinfofromindexmeta) using mapping for %s"%bibtype) |
52 | 538 try: |
539 docinfo['lang']=getTextFromNode(dom.xpath("//bib/lang")[0]) | |
540 except: | |
541 docinfo['lang']='' | |
59 | 542 |
22 | 543 return docinfo |
83 | 544 |
218 | 545 |
546 def getNameFromIndexMeta(self,path,docinfo=None,dom=None,cut=0): | |
547 """gets name info from the index.meta file at path or given by dom""" | |
548 if docinfo is None: | |
549 docinfo = {} | |
550 | |
551 if dom is None: | |
552 for x in range(cut): | |
553 path=getParentDir(path) | |
554 dom = self.getDomFromIndexMeta(path) | |
555 | |
556 docinfo['indexMetaPath']=self.getIndexMetaPath(path); | |
557 | |
219 | 558 #result= dom.xpath("//result/resultPage") |
559 #docinfo['numPages']=int(getTextFromNode(result[0])) | |
218 | 560 |
219 | 561 if len(name) > 0: |
218 | 562 try: |
219 | 563 result =dom.xpath("//name") |
564 docinfo['name']=getTextFromNode(result[0]) | |
565 logging.debug("documentViewer docinfo[name] %s"%docinfo[name]) | |
218 | 566 except: pass |
567 #logging.debug("documentViewer (getbibinfofromindexmeta) using mapping for %s"%bibtype) | |
568 return docinfo | |
83 | 569 |
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570 def getDocinfoFromTextTool(self, url, dom=None, docinfo=None): |
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571 """parse texttool tag in index meta""" |
167 | 572 logging.debug("documentViewer (getdocinfofromtexttool) url: %s" % (url)) |
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573 if docinfo is None: |
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574 docinfo = {} |
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575 if docinfo.get('lang', None) is None: |
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576 docinfo['lang'] = '' # default keine Sprache gesetzt |
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577 if dom is None: |
174 | 578 dom = self.getDomFromIndexMeta(url) |
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579 |
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580 archivePath = None |
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581 archiveName = None |
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582 |
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583 archiveNames = dom.xpath("//resource/name") |
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584 if archiveNames and (len(archiveNames) > 0): |
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585 archiveName = getTextFromNode(archiveNames[0]) |
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586 else: |
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587 logging.warning("documentViewer (getdocinfofromtexttool) resource/name missing in: %s" % (url)) |
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588 |
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589 archivePaths = dom.xpath("//resource/archive-path") |
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590 if archivePaths and (len(archivePaths) > 0): |
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591 archivePath = getTextFromNode(archivePaths[0]) |
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592 # clean up archive path |
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593 if archivePath[0] != '/': |
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594 archivePath = '/' + archivePath |
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595 if archiveName and (not archivePath.endswith(archiveName)): |
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596 archivePath += "/" + archiveName |
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597 else: |
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598 # try to get archive-path from url |
167 | 599 logging.warning("documentViewer (getdocinfofromtexttool) resource/archive-path missing in: %s" % (url)) |
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600 if (not url.startswith('http')): |
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601 archivePath = url.replace('index.meta', '') |
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602 |
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603 if archivePath is None: |
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604 # we balk without archive-path |
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605 raise IOError("Missing archive-path (for text-tool) in %s" % (url)) |
22 | 606 |
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607 imageDirs = dom.xpath("//texttool/image") |
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608 if imageDirs and (len(imageDirs) > 0): |
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609 imageDir = getTextFromNode(imageDirs[0]) |
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610 |
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611 else: |
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612 # we balk with no image tag / not necessary anymore because textmode is now standard |
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613 #raise IOError("No text-tool info in %s"%(url)) |
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614 imageDir = "" |
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615 #xquery="//pb" |
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616 docinfo['imagePath'] = "" # keine Bilder |
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617 docinfo['imageURL'] = "" |
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618 |
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619 if imageDir and archivePath: |
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620 #print "image: ", imageDir, " archivepath: ", archivePath |
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621 imageDir = os.path.join(archivePath, imageDir) |
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622 imageDir = imageDir.replace("/mpiwg/online", '') |
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623 docinfo = self.getDirinfoFromDigilib(imageDir, docinfo=docinfo) |
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624 docinfo['imagePath'] = imageDir |
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625 |
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626 docinfo['imageURL'] = self.digilibBaseUrl + "/servlet/Scaler?fn=" + imageDir |
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627 |
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628 viewerUrls = dom.xpath("//texttool/digiliburlprefix") |
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629 if viewerUrls and (len(viewerUrls) > 0): |
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630 viewerUrl = getTextFromNode(viewerUrls[0]) |
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631 docinfo['viewerURL'] = viewerUrl |
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632 |
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633 # old style text URL |
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634 textUrls = dom.xpath("//texttool/text") |
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635 if textUrls and (len(textUrls) > 0): |
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636 textUrl = getTextFromNode(textUrls[0]) |
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637 if urlparse.urlparse(textUrl)[0] == "": #keine url |
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638 textUrl = os.path.join(archivePath, textUrl) |
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639 # fix URLs starting with /mpiwg/online |
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640 if textUrl.startswith("/mpiwg/online"): |
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641 textUrl = textUrl.replace("/mpiwg/online", '', 1) |
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642 |
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643 docinfo['textURL'] = textUrl |
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644 |
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645 # new style text-url-path |
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646 textUrls = dom.xpath("//texttool/text-url-path") |
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647 if textUrls and (len(textUrls) > 0): |
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648 textUrl = getTextFromNode(textUrls[0]) |
102 | 649 docinfo['textURLPath'] = textUrl |
650 if not docinfo['imagePath']: | |
651 # text-only, no page images | |
205 | 652 docinfo = self.getNumTextPages(docinfo) |
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653 |
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654 presentationUrls = dom.xpath("//texttool/presentation") |
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655 docinfo = self.getBibinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get info von bib tag |
221 | 656 #docinfo = self.getNameFromIndexMeta(url, docinfo=docinfo, dom=dom) |
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657 |
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658 if presentationUrls and (len(presentationUrls) > 0): # ueberschreibe diese durch presentation informationen |
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659 # presentation url ergiebt sich ersetzen von index.meta in der url der fuer die Metadaten |
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660 # durch den relativen Pfad auf die presentation infos |
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661 presentationPath = getTextFromNode(presentationUrls[0]) |
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662 if url.endswith("index.meta"): |
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663 presentationUrl = url.replace('index.meta', presentationPath) |
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664 else: |
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665 presentationUrl = url + "/" + presentationPath |
102 | 666 |
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667 docinfo = self.getBibinfoFromTextToolPresentation(presentationUrl, docinfo=docinfo, dom=dom) |
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668 |
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669 docinfo = self.getAuthinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get access info |
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670 |
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671 return docinfo |
22 | 672 |
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673 |
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674 def getBibinfoFromTextToolPresentation(self,url,docinfo=None,dom=None): |
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675 """gets the bibliographical information from the preseantion entry in texttools |
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676 """ |
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677 dom=self.getPresentationInfoXML(url) |
62 | 678 try: |
679 docinfo['author']=getTextFromNode(dom.xpath("//author")[0]) | |
680 except: | |
681 pass | |
682 try: | |
683 docinfo['title']=getTextFromNode(dom.xpath("//title")[0]) | |
684 except: | |
685 pass | |
686 try: | |
687 docinfo['year']=getTextFromNode(dom.xpath("//date")[0]) | |
688 except: | |
689 pass | |
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690 return docinfo |
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691 |
70 | 692 def getDocinfoFromImagePath(self,path,docinfo=None,cut=0): |
22 | 693 """path ist the path to the images it assumes that the index.meta file is one level higher.""" |
167 | 694 logging.debug("documentViewer (getdocinfofromimagepath) path: %s"%(path)) |
22 | 695 if docinfo is None: |
696 docinfo = {} | |
29 | 697 path=path.replace("/mpiwg/online","") |
22 | 698 docinfo['imagePath'] = path |
73 | 699 docinfo=self.getDirinfoFromDigilib(path,docinfo=docinfo,cut=cut) |
78 | 700 |
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701 pathorig=path |
78 | 702 for x in range(cut): |
703 path=getParentDir(path) | |
167 | 704 logging.debug("documentViewer (getdocinfofromimagepath) PATH:"+path) |
31 | 705 imageUrl=self.digilibBaseUrl+"/servlet/Scaler?fn="+path |
22 | 706 docinfo['imageURL'] = imageUrl |
707 | |
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708 #path ist the path to the images it assumes that the index.meta file is one level higher. |
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709 docinfo = self.getBibinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1) |
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710 docinfo = self.getAuthinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1) |
22 | 711 return docinfo |
20 | 712 |
22 | 713 |
714 def getDocinfo(self, mode, url): | |
715 """returns docinfo depending on mode""" | |
167 | 716 logging.debug("documentViewer (getdocinfo) mode: %s, url: %s"%(mode,url)) |
22 | 717 # look for cached docinfo in session |
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718 if self.REQUEST.SESSION.has_key('docinfo'): |
22 | 719 docinfo = self.REQUEST.SESSION['docinfo'] |
720 # check if its still current | |
721 if docinfo is not None and docinfo.get('mode') == mode and docinfo.get('url') == url: | |
167 | 722 logging.debug("documentViewer (getdocinfo) docinfo in session: %s"%docinfo) |
22 | 723 return docinfo |
724 # new docinfo | |
725 docinfo = {'mode': mode, 'url': url} | |
726 if mode=="texttool": #index.meta with texttool information | |
727 docinfo = self.getDocinfoFromTextTool(url, docinfo=docinfo) | |
728 elif mode=="imagepath": | |
729 docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo) | |
70 | 730 elif mode=="filepath": |
75
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731 docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo,cut=1) |
22 | 732 else: |
167 | 733 logging.error("documentViewer (getdocinfo) unknown mode: %s!"%mode) |
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734 raise ValueError("Unknown mode %s! Has to be one of 'texttool','imagepath','filepath'."%(mode)) |
37 | 735 |
167 | 736 logging.debug("documentViewer (getdocinfo) docinfo: %s"%docinfo) |
22 | 737 self.REQUEST.SESSION['docinfo'] = docinfo |
738 return docinfo | |
128 | 739 |
170 | 740 def getPageinfo(self, current, start=None, rows=None, cols=None, docinfo=None, viewMode=None, tocMode=None,characterNormalization=""): |
22 | 741 """returns pageinfo with the given parameters""" |
742 pageinfo = {} | |
25 | 743 current = getInt(current) |
744 pageinfo['current'] = current | |
745 rows = int(rows or self.thumbrows) | |
746 pageinfo['rows'] = rows | |
747 cols = int(cols or self.thumbcols) | |
748 pageinfo['cols'] = cols | |
749 grpsize = cols * rows | |
750 pageinfo['groupsize'] = grpsize | |
61 | 751 start = getInt(start, default=(math.ceil(float(current)/float(grpsize))*grpsize-(grpsize-1))) |
752 # int(current / grpsize) * grpsize +1)) | |
22 | 753 pageinfo['start'] = start |
25 | 754 pageinfo['end'] = start + grpsize |
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755 if (docinfo is not None) and ('numPages' in docinfo): |
25 | 756 np = int(docinfo['numPages']) |
757 pageinfo['end'] = min(pageinfo['end'], np) | |
758 pageinfo['numgroups'] = int(np / grpsize) | |
759 if np % grpsize > 0: | |
128 | 760 pageinfo['numgroups'] += 1 |
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761 pageinfo['viewMode'] = viewMode |
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762 pageinfo['tocMode'] = tocMode |
173 | 763 #pageinfo['characterNormalization'] =characterNormalization |
764 pageinfo['characterNormalization'] = self.REQUEST.get('characterNormalization',' ') | |
95 | 765 pageinfo['query'] = self.REQUEST.get('query',' ') |
766 pageinfo['queryType'] = self.REQUEST.get('queryType',' ') | |
767 pageinfo['querySearch'] =self.REQUEST.get('querySearch', 'fulltext') | |
99 | 768 pageinfo['textPN'] = self.REQUEST.get('textPN','1') |
106 | 769 pageinfo['highlightQuery'] = self.REQUEST.get('highlightQuery','') |
95 | 770 pageinfo['tocPageSize'] = self.REQUEST.get('tocPageSize', '30') |
105 | 771 pageinfo['queryPageSize'] =self.REQUEST.get('queryPageSize', '10') |
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772 pageinfo['tocPN'] = self.REQUEST.get('tocPN', '1') |
99 | 773 toc = int (pageinfo['tocPN']) |
774 pageinfo['textPages'] =int (toc) | |
158 | 775 |
99 | 776 if 'tocSize_%s'%tocMode in docinfo: |
777 tocSize = int(docinfo['tocSize_%s'%tocMode]) | |
778 tocPageSize = int(pageinfo['tocPageSize']) | |
128 | 779 # cached toc |
99 | 780 if tocSize%tocPageSize>0: |
781 tocPages=tocSize/tocPageSize+1 | |
782 else: | |
783 tocPages=tocSize/tocPageSize | |
128 | 784 pageinfo['tocPN'] = min (tocPages,toc) |
95 | 785 pageinfo['searchPN'] =self.REQUEST.get('searchPN','1') |
112 | 786 pageinfo['sn'] =self.REQUEST.get('sn','') |
22 | 787 return pageinfo |
788 | |
128 | 789 def changeDocumentViewer(self,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=5,authgroups='mpiwg',RESPONSE=None): |
22 | 790 """init document viewer""" |
791 self.title=title | |
792 self.digilibBaseUrl = digilibBaseUrl | |
25 | 793 self.thumbrows = thumbrows |
794 self.thumbcols = thumbcols | |
32 | 795 self.authgroups = [s.strip().lower() for s in authgroups.split(',')] |
22 | 796 if RESPONSE is not None: |
797 RESPONSE.redirect('manage_main') | |
0 | 798 |
799 def manage_AddDocumentViewerForm(self): | |
800 """add the viewer form""" | |
22 | 801 pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self) |
0 | 802 return pt() |
803 | |
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804 def manage_AddDocumentViewer(self,id,imageScalerUrl="",textServerName="",title="",RESPONSE=None): |
0 | 805 """add the viewer""" |
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806 newObj=documentViewer(id,imageScalerUrl=imageScalerUrl,title=title,textServerName=textServerName) |
0 | 807 self._setObject(id,newObj) |
808 | |
809 if RESPONSE is not None: | |
810 RESPONSE.redirect('manage_main') | |
22 | 811 |
812 ## DocumentViewerTemplate class | |
813 class DocumentViewerTemplate(ZopePageTemplate): | |
814 """Template for document viewer""" | |
815 meta_type="DocumentViewer Template" | |
816 | |
817 | |
818 def manage_addDocumentViewerTemplateForm(self): | |
819 """Form for adding""" | |
820 pt=PageTemplateFile('zpt/addDocumentViewerTemplate', globals()).__of__(self) | |
821 return pt() | |
822 | |
823 def manage_addDocumentViewerTemplate(self, id='viewer_main', title=None, text=None, | |
824 REQUEST=None, submit=None): | |
825 "Add a Page Template with optional file content." | |
826 | |
827 self._setObject(id, DocumentViewerTemplate(id)) | |
828 ob = getattr(self, id) | |
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829 txt=file(os.path.join(package_home(globals()),'zpt/viewer_main.zpt'),'r').read() |
167 | 830 logging.info("txt %s:"%txt) |
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831 ob.pt_edit(txt,"text/html") |
22 | 832 if title: |
833 ob.pt_setTitle(title) | |
834 try: | |
835 u = self.DestinationURL() | |
836 except AttributeError: | |
837 u = REQUEST['URL1'] | |
838 | |
839 u = "%s/%s" % (u, urllib.quote(id)) | |
840 REQUEST.RESPONSE.redirect(u+'/manage_main') | |
841 return '' | |
842 | |
843 | |
41 | 844 |