1 | |
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2 | from OFS.Folder import Folder |
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3 | from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate |
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4 | from Products.PageTemplates.PageTemplateFile import PageTemplateFile |
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5 | from AccessControl import ClassSecurityInfo |
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6 | from AccessControl import getSecurityManager |
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7 | from Globals import package_home |
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8 | |
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9 | from Ft.Xml import EMPTY_NAMESPACE, Parse |
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10 | import Ft.Xml.Domlette |
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11 | import os.path |
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12 | import sys |
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13 | import urllib |
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14 | import urllib2 |
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15 | import logging |
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16 | import math |
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17 | import urlparse |
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18 | import cStringIO |
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19 | import re |
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20 | |
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21 | def logger(txt,method,txt2): |
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22 | """logging""" |
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23 | logging.info(txt+ txt2) |
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24 | |
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25 | |
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26 | def getInt(number, default=0): |
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27 | """returns always an int (0 in case of problems)""" |
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28 | try: |
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29 | return int(number) |
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30 | except: |
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31 | return int(default) |
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32 | |
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33 | def getTextFromNode(nodename): |
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34 | """get the cdata content of a node""" |
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35 | if nodename is None: |
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36 | return "" |
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37 | nodelist=nodename.childNodes |
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38 | rc = "" |
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39 | for node in nodelist: |
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40 | if node.nodeType == node.TEXT_NODE: |
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41 | rc = rc + node.data |
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42 | return rc |
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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() |
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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 | |
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52 | |
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53 | def getParentDir(path): |
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54 | """returns pathname shortened by one""" |
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55 | return '/'.join(path.split('/')[0:-1]) |
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56 | |
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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: |
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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: |
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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: |
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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 |
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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 | |
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101 | |
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102 | |
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103 | ## |
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104 | ## documentViewer class |
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105 | ## |
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106 | class documentViewer(Folder): |
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107 | """document viewer""" |
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108 | meta_type="Document viewer" |
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109 | |
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110 | security=ClassSecurityInfo() |
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111 | manage_options=Folder.manage_options+( |
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112 | {'label':'main config','action':'changeDocumentViewerForm'}, |
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113 | ) |
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114 | |
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115 | # templates and forms |
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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()) |
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123 | page_main_gis =PageTemplateFile ('zpt/page_main_gis', globals()) |
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124 | page_main_xml = PageTemplateFile('zpt/page_main_xml', globals()) |
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125 | head_main = PageTemplateFile('zpt/head_main', globals()) |
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126 | docuviewer_css = PageTemplateFile('css/docuviewer.css', globals()) |
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127 | info_xml = PageTemplateFile('zpt/info_xml', globals()) |
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128 | |
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129 | |
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130 | thumbs_main_rss = PageTemplateFile('zpt/thumbs_main_rss', globals()) |
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131 | security.declareProtected('View management screens','changeDocumentViewerForm') |
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132 | changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals()) |
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133 | |
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134 | |
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135 | def __init__(self,id,imageScalerUrl=None,textServerName=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=5,authgroups="mpiwg"): |
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136 | """init document viewer""" |
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137 | self.id=id |
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138 | self.title=title |
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139 | self.thumbcols = thumbcols |
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140 | self.thumbrows = thumbrows |
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141 | # authgroups is list of authorized groups (delimited by ,) |
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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 |
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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) |
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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 | |
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177 | def getNumPages(self, docinfo): |
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178 | """get numpages""" |
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179 | return self.template.fulltextclient.getNumPages(docinfo) |
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180 | |
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181 | def getNumTextPages(self, docinfo): |
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182 | """get numpages text""" |
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183 | return self.template.fulltextclient.getNumTextPages(docinfo) |
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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 | |
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202 | security.declareProtected('View','thumbs_rss') |
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203 | def thumbs_rss(self,mode,url,viewMode="auto",start=None,pn=1): |
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204 | ''' |
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205 | view it |
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206 | @param mode: defines how to access the document behind url |
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207 | @param url: url which contains display information |
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208 | @param viewMode: if images display images, if text display text, default is images (text,images or auto) |
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209 | |
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210 | ''' |
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211 | logging.debug("HHHHHHHHHHHHHH:load the rss") |
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212 | logger("documentViewer (index)", logging.INFO, "mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn)) |
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213 | |
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214 | if not hasattr(self, 'template'): |
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215 | # create template folder if it doesn't exist |
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216 | self.manage_addFolder('template') |
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217 | |
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218 | if not self.digilibBaseUrl: |
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219 | self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" |
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220 | |
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221 | docinfo = self.getDocinfo(mode=mode,url=url) |
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222 | pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo) |
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223 | pt = getattr(self.template, 'thumbs_main_rss') |
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224 | |
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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 |
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227 | viewMode="text" |
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228 | else: |
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229 | viewMode="images" |
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230 | |
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231 | return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode) |
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232 | |
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233 | security.declareProtected('View','index_html') |
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234 | def index_html(self,url,mode="texttool",viewMode="auto",tocMode="thumbs",start=None,pn=1,mk=None, query=None, querySearch=None, characterNormalization=""): |
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235 | ''' |
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236 | view it |
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237 | @param mode: defines how to access the document behind url |
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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) |
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240 | @param tocMode: type of 'table of contents' for navigation (thumbs, text, figures, none) |
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241 | @param characterNormalization type of text display (reg, norm, none) |
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242 | @param querySearch: type of different search modes (fulltext, fulltextMorph, xpath, xquery, ftIndex, ftIndexMorph, fulltextMorphLemma) |
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243 | ''' |
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244 | |
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245 | logging.debug("documentViewer (index) mode: %s url:%s start:%s pn:%s"%(mode,url,start,pn)) |
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246 | |
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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!" |
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251 | |
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252 | if not getattr(self, 'digilibBaseUrl', None): |
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253 | self.digilibBaseUrl = self.findDigilibUrl() or "http://digilib.mpiwg-berlin.mpg.de/digitallibrary" |
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254 | |
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255 | docinfo = self.getDocinfo(mode=mode,url=url) |
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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) |
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260 | |
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261 | if viewMode=="auto": # automodus gewaehlt |
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262 | if docinfo.has_key('textURL') or docinfo.has_key('textURLPath'): #texturl gesetzt und textViewer konfiguriert |
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263 | viewMode="text_dict" |
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264 | else: |
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265 | viewMode="images" |
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266 | |
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267 | pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo,viewMode=viewMode,tocMode=tocMode) |
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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)) |
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271 | |
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272 | def generateMarks(self,mk): |
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273 | ret="" |
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274 | if mk is None: |
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275 | return "" |
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276 | if not isinstance(mk, list): |
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277 | mk=[mk] |
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278 | for m in mk: |
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279 | ret+="mk=%s"%m |
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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 |
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287 | |
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288 | def getDocumentViewerURL(self): |
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289 | """returns the URL of this instance""" |
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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 |
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299 | |
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300 | def getLink(self,param=None,val=None): |
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301 | """link to documentviewer with parameter param set to val""" |
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302 | params=self.REQUEST.form.copy() |
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303 | if param is not None: |
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304 | if val is None: |
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305 | if params.has_key(param): |
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306 | del params[param] |
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307 | else: |
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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 |
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311 | params["mode"] = "imagepath" |
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312 | params["url"] = getParentDir(params["url"]) |
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313 | |
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314 | # quote values and assemble into query string |
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315 | #ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()]) |
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316 | ps = urllib.urlencode(params) |
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317 | url=self.REQUEST['URL1']+"?"+ps |
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318 | return url |
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319 | |
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320 | def getLinkAmp(self,param=None,val=None): |
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321 | """link to documentviewer with parameter param set to val""" |
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322 | params=self.REQUEST.form.copy() |
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323 | if param is not None: |
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324 | if val is None: |
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325 | if params.has_key(param): |
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326 | del params[param] |
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327 | else: |
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328 | params[param] = str(val) |
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329 | |
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330 | # quote values and assemble into query string |
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331 | logging.debug("XYXXXXX: %s"%repr(params.items())) |
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332 | ps = "&".join(["%s=%s"%(k,urllib.quote(v)) for (k, v) in params.items()]) |
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333 | url=self.REQUEST['URL1']+"?"+ps |
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334 | return url |
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335 | |
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336 | def getInfo_xml(self,url,mode): |
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337 | """returns info about the document as XML""" |
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338 | |
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339 | if not self.digilibBaseUrl: |
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340 | self.digilibBaseUrl = self.findDigilibUrl() or "http://nausikaa.mpiwg-berlin.mpg.de/digitallibrary" |
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341 | |
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342 | docinfo = self.getDocinfo(mode=mode,url=url) |
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343 | pt = getattr(self.template, 'info_xml') |
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344 | return pt(docinfo=docinfo) |
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345 | |
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346 | |
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347 | def isAccessible(self, docinfo): |
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348 | """returns if access to the resource is granted""" |
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349 | access = docinfo.get('accessType', None) |
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350 | logging.debug("documentViewer (accessOK) access type %s"%access) |
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351 | if access is not None and access == 'free': |
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352 | logging.debug("documentViewer (accessOK) access is free") |
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353 | return True |
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354 | elif access is None or access in self.authgroups: |
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355 | # only local access -- only logged in users |
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356 | user = getSecurityManager().getUser() |
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357 | logging.debug("documentViewer (accessOK) user=%s ip=%s"%(user,self.REQUEST.getClientAddr())) |
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358 | if user is not None: |
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359 | #print "user: ", user |
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360 | return (user.getUserName() != "Anonymous User") |
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361 | else: |
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362 | return False |
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363 | |
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364 | logging.error("documentViewer (accessOK) unknown access type %s"%access) |
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365 | return False |
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366 | |
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367 | |
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368 | def getDirinfoFromDigilib(self,path,docinfo=None,cut=0): |
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369 | """gibt param von dlInfo aus""" |
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370 | if docinfo is None: |
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371 | docinfo = {} |
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372 | |
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373 | for x in range(cut): |
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374 | |
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375 | path=getParentDir(path) |
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376 | |
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377 | infoUrl=self.digilibBaseUrl+"/dirInfo-xml.jsp?mo=dir&fn="+path |
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378 | |
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379 | logging.debug("documentViewer (getparamfromdigilib) dirInfo from %s"%(infoUrl)) |
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380 | |
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381 | txt = getHttpData(infoUrl) |
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382 | if txt is None: |
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383 | raise IOError("Unable to get dir-info from %s"%(infoUrl)) |
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384 | |
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385 | dom = Parse(txt) |
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386 | sizes=dom.xpath("//dir/size") |
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387 | logging.debug("documentViewer (getparamfromdigilib) dirInfo:size"%sizes) |
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388 | |
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389 | if sizes: |
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390 | docinfo['numPages'] = int(getTextFromNode(sizes[0])) |
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391 | else: |
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392 | docinfo['numPages'] = 0 |
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393 | |
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394 | # TODO: produce and keep list of image names and numbers |
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395 | |
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396 | return docinfo |
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397 | |
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398 | def getIndexMetaPath(self,url): |
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399 | """gib nur den Pfad zurueck""" |
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400 | regexp = re.compile(r".*(experimental|permanent)/(.*)") |
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401 | regpath = regexp.match(url) |
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402 | if (regpath==None): |
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403 | return "" |
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404 | logging.debug("(getDomFromIndexMeta): URLXAXA: %s"%regpath.group(2)) |
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405 | return ("/mpiwg/online/"+regpath.group(1)+"/"+regpath.group(2)) |
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406 | |
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407 | def getIndexMetaName(self,url): |
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408 | """gib nur den Pfad zurueck""" |
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409 | #regexp = re.compile(r".*(experimental|permanent)/(.*)") |
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410 | regpath = regexp.match(url) |
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411 | if (regpath==None): |
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412 | return "" |
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413 | logging.debug("(getIndexMetaName): XAXA: %s"%regpath.group(2)) |
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414 | return regpath |
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415 | |
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416 | |
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417 | def getIndexMetaUrl(self,url): |
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418 | """returns utr of index.meta document at url""" |
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419 | |
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420 | metaUrl = None |
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421 | if url.startswith("http://"): |
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422 | # real URL |
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423 | metaUrl = url |
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424 | else: |
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425 | # online path |
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426 | server=self.digilibBaseUrl+"/servlet/Texter?fn=" |
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427 | metaUrl=server+url.replace("/mpiwg/online","") |
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428 | if not metaUrl.endswith("index.meta"): |
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429 | metaUrl += "/index.meta" |
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430 | |
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431 | return metaUrl |
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432 | |
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433 | def getDomFromIndexMeta(self, url): |
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434 | """get dom from index meta""" |
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435 | dom = None |
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436 | metaUrl = self.getIndexMetaUrl(url) |
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437 | |
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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) |
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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 |
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464 | |
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465 | |
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466 | def getAuthinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0): |
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467 | """gets authorization info from the index.meta file at path or given by dom""" |
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468 | logging.debug("documentViewer (getauthinfofromindexmeta) path: %s"%(path)) |
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469 | |
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470 | access = None |
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471 | |
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472 | if docinfo is None: |
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473 | docinfo = {} |
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474 | |
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475 | if dom is None: |
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476 | for x in range(cut): |
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477 | path=getParentDir(path) |
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478 | dom = self.getDomFromIndexMeta(path) |
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479 | |
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480 | acctype = dom.xpath("//access-conditions/access/@type") |
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481 | if acctype and (len(acctype)>0): |
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482 | access=acctype[0].value |
---|
483 | if access in ['group', 'institution']: |
---|
484 | access = getTextFromNode(dom.xpath("//access-conditions/access/name")[0]).lower() |
---|
485 | |
---|
486 | docinfo['accessType'] = access |
---|
487 | return docinfo |
---|
488 | |
---|
489 | |
---|
490 | def getBibinfoFromIndexMeta(self,path,docinfo=None,dom=None,cut=0): |
---|
491 | """gets bibliographical info from the index.meta file at path or given by dom""" |
---|
492 | logging.debug("documentViewer (getbibinfofromindexmeta) path: %s"%(path)) |
---|
493 | |
---|
494 | if docinfo is None: |
---|
495 | docinfo = {} |
---|
496 | |
---|
497 | if dom is None: |
---|
498 | for x in range(cut): |
---|
499 | path=getParentDir(path) |
---|
500 | dom = self.getDomFromIndexMeta(path) |
---|
501 | |
---|
502 | docinfo['indexMetaPath']=self.getIndexMetaPath(path); |
---|
503 | |
---|
504 | logging.debug("documentViewer (getbibinfofromindexmeta cutted) path: %s"%(path)) |
---|
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 |
---|
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 |
---|
518 | else: |
---|
519 | bibtype="generic" |
---|
520 | |
---|
521 | bibtype=bibtype.replace("-"," ") # wrong typesiin index meta "-" instead of " " (not wrong! ROC) |
---|
522 | docinfo['bib_type'] = bibtype |
---|
523 | bibmap=metaData.generateMappingForType(bibtype) |
---|
524 | logging.debug("documentViewer (getbibinfofromindexmeta) bibmap:"+repr(bibmap)) |
---|
525 | logging.debug("documentViewer (getbibinfofromindexmeta) bibtype:"+repr(bibtype)) |
---|
526 | # if there is no mapping bibmap is empty (mapping sometimes has empty fields) |
---|
527 | if len(bibmap) > 0 and len(bibmap['author'][0]) > 0: |
---|
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 |
---|
537 | logging.debug("documentViewer (getbibinfofromindexmeta) using mapping for %s"%bibtype) |
---|
538 | try: |
---|
539 | docinfo['lang']=getTextFromNode(dom.xpath("//bib/lang")[0]) |
---|
540 | except: |
---|
541 | docinfo['lang']='' |
---|
542 | |
---|
543 | return docinfo |
---|
544 | |
---|
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 | |
---|
558 | #result= dom.xpath("//result/resultPage") |
---|
559 | #docinfo['numPages']=int(getTextFromNode(result[0])) |
---|
560 | |
---|
561 | if len(name) > 0: |
---|
562 | try: |
---|
563 | result =dom.xpath("//name") |
---|
564 | docinfo['name']=getTextFromNode(result[0]) |
---|
565 | logging.debug("documentViewer docinfo[name] %s"%docinfo[name]) |
---|
566 | except: pass |
---|
567 | #logging.debug("documentViewer (getbibinfofromindexmeta) using mapping for %s"%bibtype) |
---|
568 | return docinfo |
---|
569 | |
---|
570 | def getDocinfoFromTextTool(self, url, dom=None, docinfo=None): |
---|
571 | """parse texttool tag in index meta""" |
---|
572 | logging.debug("documentViewer (getdocinfofromtexttool) url: %s" % (url)) |
---|
573 | if docinfo is None: |
---|
574 | docinfo = {} |
---|
575 | if docinfo.get('lang', None) is None: |
---|
576 | docinfo['lang'] = '' # default keine Sprache gesetzt |
---|
577 | if dom is None: |
---|
578 | dom = self.getDomFromIndexMeta(url) |
---|
579 | |
---|
580 | archivePath = None |
---|
581 | archiveName = None |
---|
582 | |
---|
583 | archiveNames = dom.xpath("//resource/name") |
---|
584 | if archiveNames and (len(archiveNames) > 0): |
---|
585 | archiveName = getTextFromNode(archiveNames[0]) |
---|
586 | else: |
---|
587 | logging.warning("documentViewer (getdocinfofromtexttool) resource/name missing in: %s" % (url)) |
---|
588 | |
---|
589 | archivePaths = dom.xpath("//resource/archive-path") |
---|
590 | if archivePaths and (len(archivePaths) > 0): |
---|
591 | archivePath = getTextFromNode(archivePaths[0]) |
---|
592 | # clean up archive path |
---|
593 | if archivePath[0] != '/': |
---|
594 | archivePath = '/' + archivePath |
---|
595 | if archiveName and (not archivePath.endswith(archiveName)): |
---|
596 | archivePath += "/" + archiveName |
---|
597 | else: |
---|
598 | # try to get archive-path from url |
---|
599 | logging.warning("documentViewer (getdocinfofromtexttool) resource/archive-path missing in: %s" % (url)) |
---|
600 | if (not url.startswith('http')): |
---|
601 | archivePath = url.replace('index.meta', '') |
---|
602 | |
---|
603 | if archivePath is None: |
---|
604 | # we balk without archive-path |
---|
605 | raise IOError("Missing archive-path (for text-tool) in %s" % (url)) |
---|
606 | |
---|
607 | imageDirs = dom.xpath("//texttool/image") |
---|
608 | if imageDirs and (len(imageDirs) > 0): |
---|
609 | imageDir = getTextFromNode(imageDirs[0]) |
---|
610 | |
---|
611 | else: |
---|
612 | # we balk with no image tag / not necessary anymore because textmode is now standard |
---|
613 | #raise IOError("No text-tool info in %s"%(url)) |
---|
614 | imageDir = "" |
---|
615 | #xquery="//pb" |
---|
616 | docinfo['imagePath'] = "" # keine Bilder |
---|
617 | docinfo['imageURL'] = "" |
---|
618 | |
---|
619 | if imageDir and archivePath: |
---|
620 | #print "image: ", imageDir, " archivepath: ", archivePath |
---|
621 | imageDir = os.path.join(archivePath, imageDir) |
---|
622 | imageDir = imageDir.replace("/mpiwg/online", '') |
---|
623 | docinfo = self.getDirinfoFromDigilib(imageDir, docinfo=docinfo) |
---|
624 | docinfo['imagePath'] = imageDir |
---|
625 | |
---|
626 | docinfo['imageURL'] = self.digilibBaseUrl + "/servlet/Scaler?fn=" + imageDir |
---|
627 | |
---|
628 | viewerUrls = dom.xpath("//texttool/digiliburlprefix") |
---|
629 | if viewerUrls and (len(viewerUrls) > 0): |
---|
630 | viewerUrl = getTextFromNode(viewerUrls[0]) |
---|
631 | docinfo['viewerURL'] = viewerUrl |
---|
632 | |
---|
633 | # old style text URL |
---|
634 | textUrls = dom.xpath("//texttool/text") |
---|
635 | if textUrls and (len(textUrls) > 0): |
---|
636 | textUrl = getTextFromNode(textUrls[0]) |
---|
637 | if urlparse.urlparse(textUrl)[0] == "": #keine url |
---|
638 | textUrl = os.path.join(archivePath, textUrl) |
---|
639 | # fix URLs starting with /mpiwg/online |
---|
640 | if textUrl.startswith("/mpiwg/online"): |
---|
641 | textUrl = textUrl.replace("/mpiwg/online", '', 1) |
---|
642 | |
---|
643 | docinfo['textURL'] = textUrl |
---|
644 | |
---|
645 | # new style text-url-path |
---|
646 | textUrls = dom.xpath("//texttool/text-url-path") |
---|
647 | if textUrls and (len(textUrls) > 0): |
---|
648 | textUrl = getTextFromNode(textUrls[0]) |
---|
649 | docinfo['textURLPath'] = textUrl |
---|
650 | if not docinfo['imagePath']: |
---|
651 | # text-only, no page images |
---|
652 | docinfo = self.getNumTextPages(docinfo) |
---|
653 | |
---|
654 | presentationUrls = dom.xpath("//texttool/presentation") |
---|
655 | docinfo = self.getBibinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get info von bib tag |
---|
656 | #docinfo = self.getNameFromIndexMeta(url, docinfo=docinfo, dom=dom) |
---|
657 | |
---|
658 | if presentationUrls and (len(presentationUrls) > 0): # ueberschreibe diese durch presentation informationen |
---|
659 | # presentation url ergiebt sich ersetzen von index.meta in der url der fuer die Metadaten |
---|
660 | # durch den relativen Pfad auf die presentation infos |
---|
661 | presentationPath = getTextFromNode(presentationUrls[0]) |
---|
662 | if url.endswith("index.meta"): |
---|
663 | presentationUrl = url.replace('index.meta', presentationPath) |
---|
664 | else: |
---|
665 | presentationUrl = url + "/" + presentationPath |
---|
666 | |
---|
667 | docinfo = self.getBibinfoFromTextToolPresentation(presentationUrl, docinfo=docinfo, dom=dom) |
---|
668 | |
---|
669 | docinfo = self.getAuthinfoFromIndexMeta(url, docinfo=docinfo, dom=dom) # get access info |
---|
670 | |
---|
671 | return docinfo |
---|
672 | |
---|
673 | |
---|
674 | def getBibinfoFromTextToolPresentation(self,url,docinfo=None,dom=None): |
---|
675 | """gets the bibliographical information from the preseantion entry in texttools |
---|
676 | """ |
---|
677 | dom=self.getPresentationInfoXML(url) |
---|
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 |
---|
690 | return docinfo |
---|
691 | |
---|
692 | def getDocinfoFromImagePath(self,path,docinfo=None,cut=0): |
---|
693 | """path ist the path to the images it assumes that the index.meta file is one level higher.""" |
---|
694 | logging.debug("documentViewer (getdocinfofromimagepath) path: %s"%(path)) |
---|
695 | if docinfo is None: |
---|
696 | docinfo = {} |
---|
697 | path=path.replace("/mpiwg/online","") |
---|
698 | docinfo['imagePath'] = path |
---|
699 | docinfo=self.getDirinfoFromDigilib(path,docinfo=docinfo,cut=cut) |
---|
700 | |
---|
701 | pathorig=path |
---|
702 | for x in range(cut): |
---|
703 | path=getParentDir(path) |
---|
704 | logging.debug("documentViewer (getdocinfofromimagepath) PATH:"+path) |
---|
705 | imageUrl=self.digilibBaseUrl+"/servlet/Scaler?fn="+path |
---|
706 | docinfo['imageURL'] = imageUrl |
---|
707 | |
---|
708 | #path ist the path to the images it assumes that the index.meta file is one level higher. |
---|
709 | docinfo = self.getBibinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1) |
---|
710 | docinfo = self.getAuthinfoFromIndexMeta(pathorig,docinfo=docinfo,cut=cut+1) |
---|
711 | return docinfo |
---|
712 | |
---|
713 | |
---|
714 | def getDocinfo(self, mode, url): |
---|
715 | """returns docinfo depending on mode""" |
---|
716 | logging.debug("documentViewer (getdocinfo) mode: %s, url: %s"%(mode,url)) |
---|
717 | # look for cached docinfo in session |
---|
718 | if self.REQUEST.SESSION.has_key('docinfo'): |
---|
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: |
---|
722 | logging.debug("documentViewer (getdocinfo) docinfo in session: %s"%docinfo) |
---|
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) |
---|
730 | elif mode=="filepath": |
---|
731 | docinfo = self.getDocinfoFromImagePath(url, docinfo=docinfo,cut=1) |
---|
732 | else: |
---|
733 | logging.error("documentViewer (getdocinfo) unknown mode: %s!"%mode) |
---|
734 | raise ValueError("Unknown mode %s! Has to be one of 'texttool','imagepath','filepath'."%(mode)) |
---|
735 | |
---|
736 | logging.debug("documentViewer (getdocinfo) docinfo: %s"%docinfo) |
---|
737 | self.REQUEST.SESSION['docinfo'] = docinfo |
---|
738 | return docinfo |
---|
739 | |
---|
740 | def getPageinfo(self, current, start=None, rows=None, cols=None, docinfo=None, viewMode=None, tocMode=None,characterNormalization=""): |
---|
741 | """returns pageinfo with the given parameters""" |
---|
742 | pageinfo = {} |
---|
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 |
---|
751 | start = getInt(start, default=(math.ceil(float(current)/float(grpsize))*grpsize-(grpsize-1))) |
---|
752 | # int(current / grpsize) * grpsize +1)) |
---|
753 | pageinfo['start'] = start |
---|
754 | pageinfo['end'] = start + grpsize |
---|
755 | if (docinfo is not None) and ('numPages' in docinfo): |
---|
756 | np = int(docinfo['numPages']) |
---|
757 | pageinfo['end'] = min(pageinfo['end'], np) |
---|
758 | pageinfo['numgroups'] = int(np / grpsize) |
---|
759 | if np % grpsize > 0: |
---|
760 | pageinfo['numgroups'] += 1 |
---|
761 | pageinfo['viewMode'] = viewMode |
---|
762 | pageinfo['tocMode'] = tocMode |
---|
763 | #pageinfo['characterNormalization'] =characterNormalization |
---|
764 | pageinfo['characterNormalization'] = self.REQUEST.get('characterNormalization',' ') |
---|
765 | pageinfo['query'] = self.REQUEST.get('query',' ') |
---|
766 | pageinfo['queryType'] = self.REQUEST.get('queryType',' ') |
---|
767 | pageinfo['querySearch'] =self.REQUEST.get('querySearch', 'fulltext') |
---|
768 | pageinfo['textPN'] = self.REQUEST.get('textPN','1') |
---|
769 | pageinfo['highlightQuery'] = self.REQUEST.get('highlightQuery','') |
---|
770 | pageinfo['tocPageSize'] = self.REQUEST.get('tocPageSize', '30') |
---|
771 | pageinfo['queryPageSize'] =self.REQUEST.get('queryPageSize', '10') |
---|
772 | pageinfo['tocPN'] = self.REQUEST.get('tocPN', '1') |
---|
773 | toc = int (pageinfo['tocPN']) |
---|
774 | pageinfo['textPages'] =int (toc) |
---|
775 | |
---|
776 | if 'tocSize_%s'%tocMode in docinfo: |
---|
777 | tocSize = int(docinfo['tocSize_%s'%tocMode]) |
---|
778 | tocPageSize = int(pageinfo['tocPageSize']) |
---|
779 | # cached toc |
---|
780 | if tocSize%tocPageSize>0: |
---|
781 | tocPages=tocSize/tocPageSize+1 |
---|
782 | else: |
---|
783 | tocPages=tocSize/tocPageSize |
---|
784 | pageinfo['tocPN'] = min (tocPages,toc) |
---|
785 | pageinfo['searchPN'] =self.REQUEST.get('searchPN','1') |
---|
786 | pageinfo['sn'] =self.REQUEST.get('sn','') |
---|
787 | return pageinfo |
---|
788 | |
---|
789 | def changeDocumentViewer(self,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=5,authgroups='mpiwg',RESPONSE=None): |
---|
790 | """init document viewer""" |
---|
791 | self.title=title |
---|
792 | self.digilibBaseUrl = digilibBaseUrl |
---|
793 | self.thumbrows = thumbrows |
---|
794 | self.thumbcols = thumbcols |
---|
795 | self.authgroups = [s.strip().lower() for s in authgroups.split(',')] |
---|
796 | if RESPONSE is not None: |
---|
797 | RESPONSE.redirect('manage_main') |
---|
798 | |
---|
799 | def manage_AddDocumentViewerForm(self): |
---|
800 | """add the viewer form""" |
---|
801 | pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self) |
---|
802 | return pt() |
---|
803 | |
---|
804 | def manage_AddDocumentViewer(self,id,imageScalerUrl="",textServerName="",title="",RESPONSE=None): |
---|
805 | """add the viewer""" |
---|
806 | newObj=documentViewer(id,imageScalerUrl=imageScalerUrl,title=title,textServerName=textServerName) |
---|
807 | self._setObject(id,newObj) |
---|
808 | |
---|
809 | if RESPONSE is not None: |
---|
810 | RESPONSE.redirect('manage_main') |
---|
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) |
---|
829 | txt=file(os.path.join(package_home(globals()),'zpt/viewer_main.zpt'),'r').read() |
---|
830 | logging.info("txt %s:"%txt) |
---|
831 | ob.pt_edit(txt,"text/html") |
---|
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 | |
---|
844 | |
---|