| 1 | from OFS.Folder import Folder |
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| 2 | from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate |
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| 3 | from Products.PageTemplates.PageTemplateFile import PageTemplateFile |
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| 4 | from App.ImageFile import ImageFile |
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| 5 | from AccessControl import ClassSecurityInfo |
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| 6 | from AccessControl import getSecurityManager |
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| 7 | |
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| 8 | import xml.etree.ElementTree as ET |
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| 9 | |
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| 10 | import os |
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| 11 | import urllib |
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| 12 | import logging |
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| 13 | import math |
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| 14 | import urlparse |
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| 15 | import json |
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| 16 | |
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| 17 | from Products.MetaDataProvider import MetaDataFolder |
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| 18 | |
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| 19 | from SrvTxtUtils import getInt, utf8ify, getText, getHttpData, refreshingImageFileIndexHtml, sslifyUrl |
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| 20 | |
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| 21 | |
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| 22 | INDEXMETA_NS="http://md.mpiwg-berlin.mpg.de/ns/indexMeta#" |
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| 23 | |
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| 24 | def removeINDEXMETA_NS(root): #entfernt den namespace von indexmeta aus dem dom #TODO evertyhing should be changed that it can deal with NS |
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| 25 | for elem in root.getiterator(): |
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| 26 | print ("ETAG") |
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| 27 | print(elem.tag) |
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| 28 | if not hasattr(elem.tag, 'find'): continue # (1) |
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| 29 | |
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| 30 | i = elem.tag.find('{%s}'%INDEXMETA_NS) |
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| 31 | if i >= 0: |
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| 32 | elem.tag = elem.tag[i+len(('{%s}'%INDEXMETA_NS)):] |
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| 33 | |
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| 34 | print(elem.tag) |
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| 35 | |
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| 36 | def getMDText(node): |
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| 37 | """returns the @text content from the MetaDataProvider metadata node""" |
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| 38 | if isinstance(node, dict): |
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| 39 | return node.get('@text', None) |
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| 40 | |
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| 41 | if isinstance(node,list): #more than one text file if there is an attribute don't choose it |
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| 42 | for nodeInList in node: |
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| 43 | attr = nodeInList.get("@attr",None) |
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| 44 | if attr is None: |
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| 45 | return node.get('@text',None) |
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| 46 | return None |
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| 47 | |
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| 48 | return node |
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| 49 | |
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| 50 | def getParentPath(path, cnt=1): |
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| 51 | """returns pathname shortened by cnt""" |
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| 52 | # make sure path doesn't end with / |
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| 53 | path = path.rstrip('/') |
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| 54 | # split by /, shorten, and reassemble |
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| 55 | return '/'.join(path.split('/')[0:-cnt]) |
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| 56 | |
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| 57 | def getPnForPf(docinfo, pf, default=0): |
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| 58 | """returns image number for image file name or default""" |
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| 59 | if 'imgFileNames' in docinfo: |
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| 60 | pn = docinfo['imgFileNames'].get(pf, None) |
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| 61 | if pn is None: |
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| 62 | # try to cut extension |
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| 63 | xi = pf.rfind('.') |
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| 64 | if xi > 0: |
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| 65 | pf = pf[:xi] |
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| 66 | # try again, else return 0 |
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| 67 | pn = docinfo['imgFileNames'].get(pf, default) |
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| 68 | else: |
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| 69 | # no extension |
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| 70 | pn = default |
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| 71 | |
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| 72 | return pn |
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| 73 | |
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| 74 | return default |
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| 75 | |
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| 76 | def getPfForPn(docinfo, pn, default=None): |
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| 77 | """returns image file name for image number or default""" |
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| 78 | if 'imgFileIndexes' in docinfo: |
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| 79 | pn = docinfo['imgFileIndexes'].get(pn, default) |
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| 80 | return pn |
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| 81 | |
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| 82 | return default |
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| 83 | |
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| 84 | |
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| 85 | ## |
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| 86 | ## documentViewer class |
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| 87 | ## |
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| 88 | class documentViewer(Folder): |
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| 89 | """document viewer""" |
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| 90 | meta_type="Document viewer" |
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| 91 | |
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| 92 | security=ClassSecurityInfo() |
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| 93 | manage_options=Folder.manage_options+( |
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| 94 | {'label':'Configuration','action':'changeDocumentViewerForm'}, |
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| 95 | ) |
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| 96 | |
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| 97 | metadataService = None |
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| 98 | """MetaDataFolder instance""" |
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| 99 | |
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| 100 | |
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| 101 | # |
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| 102 | # templates and forms |
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| 103 | # |
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| 104 | # viewMode templates |
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| 105 | viewer_text = PageTemplateFile('zpt/viewer/viewer_text', globals()) |
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| 106 | viewer_hocr = PageTemplateFile('zpt/viewer/viewer_hocr', globals()) |
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| 107 | viewer_xml = PageTemplateFile('zpt/viewer/viewer_xml', globals()) |
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| 108 | viewer_image = PageTemplateFile('zpt/viewer/viewer_image', globals()) |
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| 109 | viewer_index = PageTemplateFile('zpt/viewer/viewer_index', globals()) |
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| 110 | viewer_thumbs = PageTemplateFile('zpt/viewer/viewer_thumbs', globals()) |
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| 111 | viewer_indexonly = PageTemplateFile('zpt/viewer/viewer_indexonly', globals()) |
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| 112 | viewer_text_image = PageTemplateFile('zpt/viewer/viewer_text_image', globals()) |
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| 113 | # available layer types (annotator not default) |
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| 114 | builtinLayers = {'text': ['dict','search','gis'], |
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| 115 | 'xml': None, 'image': None, 'index': ['extended'],'text_image': ['dict'],} |
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| 116 | availableLayers = builtinLayers; |
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| 117 | # layer templates |
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| 118 | layer_text_dict = PageTemplateFile('zpt/viewer/layer_text_dict', globals()) |
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| 119 | layer_text_image_dict = PageTemplateFile('zpt/viewer/layer_text_image_dict', globals()) |
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| 120 | layer_text_search = PageTemplateFile('zpt/viewer/layer_text_search', globals()) |
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| 121 | layer_text_annotator = PageTemplateFile('zpt/viewer/layer_text_annotator', globals()) |
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| 122 | layer_text_gis = PageTemplateFile('zpt/viewer/layer_text_gis', globals()) |
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| 123 | layer_text_pundit = PageTemplateFile('zpt/viewer/layer_text_pundit', globals()) |
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| 124 | layer_image_annotator = PageTemplateFile('zpt/viewer/layer_image_annotator', globals()) |
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| 125 | layer_image_search = PageTemplateFile('zpt/viewer/layer_image_search', globals()) |
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| 126 | layer_index_extended = PageTemplateFile('zpt/viewer/layer_index_extended', globals()) |
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| 127 | # toc templates |
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| 128 | toc_thumbs = PageTemplateFile('zpt/viewer/toc_thumbs', globals()) |
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| 129 | toc_text = PageTemplateFile('zpt/viewer/toc_text', globals()) |
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| 130 | toc_figures = PageTemplateFile('zpt/viewer/toc_figures', globals()) |
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| 131 | toc_concordance = PageTemplateFile('zpt/viewer/toc_concordance', globals()) |
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| 132 | toc_notes = PageTemplateFile('zpt/viewer/toc_notes', globals()) |
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| 133 | toc_handwritten = PageTemplateFile('zpt/viewer/toc_handwritten', globals()) |
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| 134 | toc_none = PageTemplateFile('zpt/viewer/toc_none', globals()) |
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| 135 | # other templates |
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| 136 | common_template = PageTemplateFile('zpt/viewer/common_template', globals()) |
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| 137 | info_xml = PageTemplateFile('zpt/viewer/info_xml', globals()) |
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| 138 | docuviewer_css = ImageFile('css/docuviewer.css',globals()) |
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| 139 | # make docuviewer_css refreshable for development |
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| 140 | docuviewer_css.index_html = refreshingImageFileIndexHtml |
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| 141 | docuviewer_ie_css = ImageFile('css/docuviewer_ie.css',globals()) |
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| 142 | # make docuviewer_ie_css refreshable for development |
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| 143 | #docuviewer_ie_css.index_html = refreshingImageFileIndexHtml |
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| 144 | jquery_js = ImageFile('js/jquery.js',globals()) |
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| 145 | |
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| 146 | |
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| 147 | def __init__(self,id,imageScalerUrl=None,textServerName=None,title="",digilibBaseUrl=None,thumbcols=2,thumbrows=5,authgroups="mpiwg"): |
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| 148 | """init document viewer""" |
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| 149 | self.id=id |
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| 150 | self.title=title |
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| 151 | self.thumbcols = thumbcols |
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| 152 | self.thumbrows = thumbrows |
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| 153 | # authgroups is list of authorized groups (delimited by ,) |
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| 154 | self.authgroups = [s.strip().lower() for s in authgroups.split(',')] |
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| 155 | # create template folder so we can always use template.something |
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| 156 | |
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| 157 | templateFolder = Folder('template') |
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| 158 | self['template'] = templateFolder # Zope-2.12 style |
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| 159 | #self._setObject('template',templateFolder) # old style |
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| 160 | try: |
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| 161 | import MpdlXmlTextServer |
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| 162 | textServer = MpdlXmlTextServer.MpdlXmlTextServer(id='fulltextclient',serverName=textServerName) |
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| 163 | templateFolder['fulltextclient'] = textServer |
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| 164 | #templateFolder._setObject('fulltextclient',textServer) |
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| 165 | except Exception, e: |
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| 166 | logging.error("Unable to create MpdlXmlTextServer for fulltextclient: "+str(e)) |
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| 167 | |
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| 168 | try: |
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| 169 | from Products.zogiLib.zogiLib import zogiLib |
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| 170 | zogilib = zogiLib(id="zogilib", title="zogilib for docuviewer", dlServerURL=imageScalerUrl, layout="book") |
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| 171 | templateFolder['zogilib'] = zogilib |
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| 172 | #templateFolder._setObject('zogilib',zogilib) |
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| 173 | except Exception, e: |
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| 174 | logging.error("Unable to create zogiLib for 'zogilib': "+str(e)) |
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| 175 | |
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| 176 | try: |
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| 177 | # assume MetaDataFolder instance is called metadata |
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| 178 | self.metadataService = getattr(self, 'metadata') |
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| 179 | except Exception, e: |
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| 180 | logging.error("Unable to find MetaDataFolder 'metadata': "+str(e)) |
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| 181 | |
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| 182 | if digilibBaseUrl is not None: |
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| 183 | self.digilibBaseUrl = digilibBaseUrl |
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| 184 | self.digilibScalerUrl = digilibBaseUrl + '/servlet/Scaler' |
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| 185 | self.digilibViewerUrl = digilibBaseUrl + '/jquery/digilib.html' |
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| 186 | |
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| 187 | |
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| 188 | # proxy text server methods to fulltextclient |
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| 189 | def getTextPage(self, **args): |
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| 190 | """returns full text content of page""" |
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| 191 | return self.template.fulltextclient.getTextPage(**args) |
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| 192 | |
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| 193 | def getSearchResults(self, **args): |
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| 194 | """loads list of search results and stores XML in docinfo""" |
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| 195 | return self.template.fulltextclient.getSearchResults(**args) |
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| 196 | |
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| 197 | def getResultsPage(self, **args): |
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| 198 | """returns one page of the search results""" |
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| 199 | return self.template.fulltextclient.getResultsPage(**args) |
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| 200 | |
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| 201 | def getTextInfo(self, **args): |
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| 202 | """returns document info from the text server""" |
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| 203 | return self.template.fulltextclient.getTextInfo(**args) |
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| 204 | |
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| 205 | def getToc(self, **args): |
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| 206 | """loads table of contents and stores XML in docinfo""" |
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| 207 | return self.template.fulltextclient.getToc(**args) |
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| 208 | |
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| 209 | def getTocPage(self, **args): |
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| 210 | """returns one page of the table of contents""" |
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| 211 | return self.template.fulltextclient.getTocPage(**args) |
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| 212 | |
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| 213 | def getRepositoryType(self, **args): |
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| 214 | """get repository type""" |
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| 215 | return self.template.fulltextclient.getRepositoryType(**args) |
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| 216 | |
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| 217 | def getTextDownloadUrl(self, **args): |
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| 218 | """get URL to download the full text""" |
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| 219 | return self.template.fulltextclient.getTextDownloadUrl(**args) |
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| 220 | |
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| 221 | def getPlacesOnPage(self, **args): |
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| 222 | """get list of gis places on one page""" |
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| 223 | return self.template.fulltextclient.getPlacesOnPage(**args) |
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| 224 | |
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| 225 | # Thumb list for CoolIris Plugin |
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| 226 | thumbs_main_rss = PageTemplateFile('zpt/thumbs_main_rss', globals()) |
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| 227 | security.declareProtected('View','thumbs_rss') |
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| 228 | def thumbs_rss(self,mode,url,viewMode="auto",start=None,pn=1): |
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| 229 | ''' |
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| 230 | view it |
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| 231 | @param mode: defines how to access the document behind url |
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| 232 | @param url: url which contains display information |
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| 233 | @param viewMode: image: display images, text: display text, default is auto (try text, else image) |
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| 234 | |
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| 235 | ''' |
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| 236 | |
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| 237 | if not hasattr(self, 'template'): |
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| 238 | # this won't work |
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| 239 | logging.error("template folder missing!") |
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| 240 | return "ERROR: template folder missing!" |
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| 241 | |
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| 242 | if not self.digilibBaseUrl: |
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| 243 | self.digilibBaseUrl = self.findDigilibUrl() or "http://digilib.mpiwg-berlin.mpg.de/digitallibrary" |
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| 244 | |
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| 245 | docinfo = self.getDocinfo(mode=mode,url=url) |
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| 246 | #pageinfo = self.getPageinfo(start=start,current=pn,docinfo=docinfo) |
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| 247 | pageinfo = self.getPageinfo(start=start,pn=pn, docinfo=docinfo) |
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| 248 | ''' ZDES ''' |
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| 249 | pt = getattr(self.template, 'thumbs_main_rss') |
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| 250 | |
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| 251 | if viewMode=="auto": # automodus gewaehlt |
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| 252 | if docinfo.has_key("textURL") or docinfo.get('textURLPath',None): #texturl gesetzt und textViewer konfiguriert |
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| 253 | viewMode="text" |
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| 254 | else: |
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| 255 | viewMode="image" |
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| 256 | |
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| 257 | return pt(docinfo=docinfo,pageinfo=pageinfo,viewMode=viewMode) |
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| 258 | |
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| 259 | |
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| 260 | security.declareProtected('View','index_html') |
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| 261 | def index_html(self, url, mode="texttool", viewMode="auto", viewLayer=None, tocMode=None, start=None, pn=None, pf=None): |
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| 262 | """ |
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| 263 | show page |
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| 264 | @param url: url which contains display information |
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| 265 | @param mode: defines how to access the document behind url |
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| 266 | @param viewMode: 'image': display images, 'text': display text, 'xml': display xml, default is 'auto', 'hocr' : hocr format |
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| 267 | @param viewLayer: sub-type of viewMode, e.g. layer 'dict' for viewMode='text' |
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| 268 | @param tocMode: type of 'table of contents' for navigation (thumbs, text, figures, none) |
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| 269 | """ |
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| 270 | |
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| 271 | logging.debug("documentViewer(index_html) mode=%s url=%s viewMode=%s viewLayer=%s start=%s pn=%s pf=%s"%(mode,url,viewMode,viewLayer,start,pn,pf)) |
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| 272 | |
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| 273 | if not hasattr(self, 'template'): |
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| 274 | # this won't work |
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| 275 | logging.error("template folder missing!") |
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| 276 | return "ERROR: template folder missing!" |
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| 277 | |
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| 278 | if not getattr(self, 'digilibBaseUrl', None): |
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| 279 | self.digilibBaseUrl = self.findDigilibUrl() or "http://digilib.mpiwg-berlin.mpg.de/digitallibrary" |
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| 280 | |
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| 281 | # mode=filepath should not have toc-thumbs |
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| 282 | if tocMode is None: |
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| 283 | if mode == "filepath": |
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| 284 | tocMode = "none" |
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| 285 | else: |
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| 286 | tocMode = "thumbs" |
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| 287 | |
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| 288 | # docinfo: information about document (cached) |
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| 289 | docinfo = self.getDocinfo(mode=mode,url=url,tocMode=tocMode) |
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| 290 | |
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| 291 | # userinfo: user settings (cached) |
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| 292 | userinfo = self.getUserinfo() |
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| 293 | |
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| 294 | # auto viewMode: text if there is a text else images |
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| 295 | if viewMode=="auto": |
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| 296 | if docinfo.get('textURLPath', None): |
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| 297 | # docinfo.get('textURL', None) not implemented yet |
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| 298 | viewMode = "text" |
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| 299 | if viewLayer is None and 'viewLayer' not in userinfo: |
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| 300 | # use layer dict as default |
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| 301 | viewLayer = "dict" |
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| 302 | else: |
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| 303 | viewMode = "image" |
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| 304 | |
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| 305 | elif viewMode == "text_dict": |
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| 306 | # legacy fix |
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| 307 | viewMode = "text" |
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| 308 | viewLayer = "dict" |
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| 309 | |
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| 310 | elif viewMode == 'images': |
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| 311 | # legacy fix |
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| 312 | viewMode = 'image' |
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| 313 | self.REQUEST['viewMode'] = 'image' |
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| 314 | |
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| 315 | # safe viewLayer in userinfo |
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| 316 | userinfo['viewLayer'] = viewLayer |
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| 317 | |
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| 318 | # pageinfo: information about page (not cached) |
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| 319 | pageinfo = self.getPageinfo(start=start, pn=pn, pf=pf, docinfo=docinfo, userinfo=userinfo, viewMode=viewMode, viewLayer=viewLayer, tocMode=tocMode) |
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| 320 | |
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| 321 | # get template /template/viewer_$viewMode |
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| 322 | pt = getattr(self.template, 'viewer_%s'%viewMode, None) |
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| 323 | if pt is None: |
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| 324 | logging.error("No template for viewMode=%s!"%viewMode) |
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| 325 | # TODO: error page? |
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| 326 | return "No template for viewMode=%s!"%viewMode |
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| 327 | |
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| 328 | # and execute with parameters |
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| 329 | return pt(docinfo=docinfo, pageinfo=pageinfo) |
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| 330 | |
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| 331 | def getAvailableLayers(self): |
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| 332 | """returns dict with list of available layers per viewMode""" |
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| 333 | return self.availableLayers |
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| 334 | |
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| 335 | def findDigilibUrl(self): |
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| 336 | """try to get the digilib URL from zogilib""" |
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| 337 | url = self.template.zogilib.getDLBaseUrl() |
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| 338 | return url |
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| 339 | |
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| 340 | def getScalerUrl(self, fn=None, pn=None, dw=100, dh=100, docinfo=None): |
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| 341 | """returns URL to digilib Scaler with params""" |
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| 342 | url = None |
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| 343 | if docinfo is not None: |
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| 344 | url = docinfo.get('imageURL', None) |
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| 345 | |
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| 346 | if url is None: |
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| 347 | url = self.digilibScalerUrl |
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| 348 | if fn is None and docinfo is not None: |
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| 349 | fn = docinfo.get('imagePath','') |
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| 350 | |
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| 351 | url += "fn=%s"%fn |
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| 352 | |
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| 353 | if pn: |
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| 354 | url += "&pn=%s"%pn |
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| 355 | |
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| 356 | url += "&dw=%s&dh=%s"%(dw,dh) |
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| 357 | return sslifyUrl(url, self, force=True) |
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| 358 | |
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| 359 | def getDocumentViewerURL(self): |
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| 360 | """returns the URL of this instance""" |
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| 361 | return self.absolute_url() |
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| 362 | |
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| 363 | def getStyle(self, idx, selected, style=""): |
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| 364 | """returns a string with the given style and append 'sel' if idx == selected.""" |
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| 365 | #logger("documentViewer (getstyle)", logging.INFO, "idx: %s selected: %s style: %s"%(idx,selected,style)) |
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| 366 | if idx == selected: |
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| 367 | return style + 'sel' |
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| 368 | else: |
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| 369 | return style |
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| 370 | |
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| 371 | def getParams(self, param=None, val=None, params=None, duplicates=None): |
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| 372 | """returns dict with URL parameters. |
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| 373 | |
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| 374 | Takes URL parameters and additionally param=val or dict params. |
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| 375 | Deletes key if value is None.""" |
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| 376 | # copy existing request params |
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| 377 | newParams=self.REQUEST.form.copy() |
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| 378 | # change single param |
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| 379 | if param is not None: |
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| 380 | if val is None: |
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| 381 | if newParams.has_key(param): |
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| 382 | del newParams[param] |
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| 383 | else: |
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| 384 | newParams[param] = str(val) |
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| 385 | |
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| 386 | # change more params |
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| 387 | if params is not None: |
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| 388 | for (k, v) in params.items(): |
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| 389 | if v is None: |
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| 390 | # val=None removes param |
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| 391 | if newParams.has_key(k): |
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| 392 | del newParams[k] |
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| 393 | |
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| 394 | else: |
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| 395 | newParams[k] = v |
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| 396 | |
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| 397 | if duplicates: |
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| 398 | # eliminate lists (coming from duplicate keys) |
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| 399 | for (k,v) in newParams.items(): |
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| 400 | if isinstance(v, list): |
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| 401 | if duplicates == 'comma': |
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| 402 | # make comma-separated list of non-empty entries |
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| 403 | newParams[k] = ','.join([t for t in v if t]) |
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| 404 | elif duplicates == 'first': |
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| 405 | # take first non-empty entry |
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| 406 | newParams[k] = [t for t in v if t][0] |
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| 407 | |
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| 408 | return newParams |
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| 409 | |
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| 410 | def getLink(self, param=None, val=None, params=None, baseUrl=None, paramSep='&', duplicates='comma'): |
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| 411 | """returns URL to documentviewer with parameter param set to val or from dict params""" |
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| 412 | urlParams = self.getParams(param=param, val=val, params=params, duplicates=duplicates) |
|---|
| 413 | # quote values and assemble into query string (not escaping '/') |
|---|
| 414 | ps = paramSep.join(["%s=%s"%(k, urllib.quote_plus(utf8ify(v), '/')) for (k, v) in urlParams.items()]) |
|---|
| 415 | if baseUrl is None: |
|---|
| 416 | baseUrl = self.getDocumentViewerURL() |
|---|
| 417 | |
|---|
| 418 | url = "%s?%s"%(baseUrl, ps) |
|---|
| 419 | return url |
|---|
| 420 | |
|---|
| 421 | def getLinkAmp(self, param=None, val=None, params=None, baseUrl=None, duplicates='comma'): |
|---|
| 422 | """link to documentviewer with parameter param set to val""" |
|---|
| 423 | return self.getLink(param=param, val=val, params=params, baseUrl=baseUrl, paramSep='&', duplicates=duplicates) |
|---|
| 424 | |
|---|
| 425 | |
|---|
| 426 | def setAvailableLayers(self, newLayerString=None): |
|---|
| 427 | """sets availableLayers to newLayerString or tries to autodetect available layers. |
|---|
| 428 | assumes layer templates have the form layer_{m}_{l} for layer l in mode m. |
|---|
| 429 | newLayerString is parsed as JSON.""" |
|---|
| 430 | if newLayerString is not None: |
|---|
| 431 | try: |
|---|
| 432 | layers = json.loads(newLayerString) |
|---|
| 433 | if 'text' in layers and 'image' in layers: |
|---|
| 434 | self.availableLayers = layers |
|---|
| 435 | return |
|---|
| 436 | except: |
|---|
| 437 | pass |
|---|
| 438 | |
|---|
| 439 | logging.error("invalid layers=%s! autodetecting..."%repr(newLayerString)) |
|---|
| 440 | |
|---|
| 441 | # start with builtin layers |
|---|
| 442 | self.availableLayers = self.builtinLayers.copy() |
|---|
| 443 | # add layers from templates |
|---|
| 444 | for t in self.template: |
|---|
| 445 | if t.startswith('layer_'): |
|---|
| 446 | try: |
|---|
| 447 | (x, m, l) = t.split('_', 3) |
|---|
| 448 | if m not in self.availableLayers: |
|---|
| 449 | # mode m doesn't exist -> new list |
|---|
| 450 | self.availableLayers[m] = [l] |
|---|
| 451 | |
|---|
| 452 | else: |
|---|
| 453 | # m exists -> append |
|---|
| 454 | if l not in self.availableLayers[m]: |
|---|
| 455 | self.availableLayers[m].append() |
|---|
| 456 | |
|---|
| 457 | except: |
|---|
| 458 | pass |
|---|
| 459 | |
|---|
| 460 | def getAvailableLayersJson(self): |
|---|
| 461 | """returns available layers as JSON string.""" |
|---|
| 462 | return json.dumps(self.availableLayers) |
|---|
| 463 | |
|---|
| 464 | |
|---|
| 465 | def getInfo_xml(self,url,mode): |
|---|
| 466 | """returns info about the document as XML""" |
|---|
| 467 | if not self.digilibBaseUrl: |
|---|
| 468 | self.digilibBaseUrl = self.findDigilibUrl() or "http://digilib.mpiwg-berlin.mpg.de/digitallibrary" |
|---|
| 469 | |
|---|
| 470 | docinfo = self.getDocinfo(mode=mode,url=url) |
|---|
| 471 | pt = getattr(self.template, 'info_xml') |
|---|
| 472 | return pt(docinfo=docinfo) |
|---|
| 473 | |
|---|
| 474 | def getAuthenticatedUser(self, anon=None): |
|---|
| 475 | """returns the authenticated user object or None. (ignores Zopes anonymous user)""" |
|---|
| 476 | user = getSecurityManager().getUser() |
|---|
| 477 | if user is not None and user.getUserName() != "Anonymous User": |
|---|
| 478 | return user |
|---|
| 479 | else: |
|---|
| 480 | return anon |
|---|
| 481 | |
|---|
| 482 | def isAccessible(self, docinfo): |
|---|
| 483 | """returns if access to the resource is granted""" |
|---|
| 484 | access = docinfo.get('accessType', None) |
|---|
| 485 | logging.debug("documentViewer (accessOK) access type %s"%access) |
|---|
| 486 | if access == 'free': |
|---|
| 487 | logging.debug("documentViewer (accessOK) access is free") |
|---|
| 488 | return True |
|---|
| 489 | |
|---|
| 490 | elif access is None or access in self.authgroups: |
|---|
| 491 | # only local access -- only logged in users |
|---|
| 492 | user = self.getAuthenticatedUser() |
|---|
| 493 | logging.debug("documentViewer (accessOK) user=%s ip=%s"%(user,self.REQUEST.getClientAddr())) |
|---|
| 494 | return (user is not None) |
|---|
| 495 | |
|---|
| 496 | logging.error("documentViewer (accessOK) unknown access type %s"%access) |
|---|
| 497 | return False |
|---|
| 498 | |
|---|
| 499 | def getUserinfo(self): |
|---|
| 500 | """returns userinfo object""" |
|---|
| 501 | logging.debug("getUserinfo") |
|---|
| 502 | userinfo = {} |
|---|
| 503 | # look for cached userinfo in session |
|---|
| 504 | if self.REQUEST.SESSION.has_key('userinfo'): |
|---|
| 505 | userinfo = self.REQUEST.SESSION['userinfo'] |
|---|
| 506 | # check if its still current? |
|---|
| 507 | else: |
|---|
| 508 | # store in session |
|---|
| 509 | self.REQUEST.SESSION['userinfo'] = userinfo |
|---|
| 510 | |
|---|
| 511 | return userinfo |
|---|
| 512 | |
|---|
| 513 | def getDocinfoJSON(self, mode, url, tocMode=None): |
|---|
| 514 | """returns docinfo depending on mode""" |
|---|
| 515 | import json |
|---|
| 516 | |
|---|
| 517 | dc = self.getDocinfo( mode, url, tocMode) |
|---|
| 518 | |
|---|
| 519 | return json.dumps(dc) |
|---|
| 520 | |
|---|
| 521 | |
|---|
| 522 | def getDocinfo(self, mode, url, tocMode=None): |
|---|
| 523 | """returns docinfo depending on mode""" |
|---|
| 524 | logging.debug("getDocinfo: mode=%s, url=%s"%(mode,url)) |
|---|
| 525 | # look for cached docinfo in session |
|---|
| 526 | if self.REQUEST.SESSION.has_key('docinfo'): |
|---|
| 527 | docinfo = self.REQUEST.SESSION['docinfo'] |
|---|
| 528 | # check if its still current |
|---|
| 529 | if docinfo is not None and docinfo.get('mode', None) == mode and docinfo.get('url', None) == url: |
|---|
| 530 | logging.debug("getDocinfo: docinfo in session. keys=%s"%docinfo.keys()) |
|---|
| 531 | return docinfo |
|---|
| 532 | |
|---|
| 533 | # new docinfo |
|---|
| 534 | docinfo = {'mode': mode, 'url': url} |
|---|
| 535 | # add self url |
|---|
| 536 | docinfo['viewerUrl'] = self.getDocumentViewerURL() |
|---|
| 537 | docinfo['digilibBaseUrl'] = sslifyUrl(self.digilibBaseUrl, self, force=True) |
|---|
| 538 | docinfo['digilibScalerUrl'] = sslifyUrl(self.digilibScalerUrl, self, force=True) |
|---|
| 539 | docinfo['digilibViewerUrl'] = sslifyUrl(self.digilibViewerUrl, self, force=True) |
|---|
| 540 | # get index.meta DOM |
|---|
| 541 | docUrl = None |
|---|
| 542 | metaDom = None |
|---|
| 543 | if mode=="texttool": |
|---|
| 544 | # url points to document dir or index.meta |
|---|
| 545 | metaDom = self.metadataService.getDomFromPathOrUrl(url) |
|---|
| 546 | removeINDEXMETA_NS(metaDom) |
|---|
| 547 | |
|---|
| 548 | if metaDom is None: |
|---|
| 549 | raise IOError("Unable to find index.meta for mode=texttool!") |
|---|
| 550 | |
|---|
| 551 | docUrl = url.replace('/index.meta', '') |
|---|
| 552 | if url.startswith('/mpiwg/online/'): |
|---|
| 553 | docUrl = url.replace('/mpiwg/online/', '', 1) |
|---|
| 554 | |
|---|
| 555 | elif mode=="textpath": |
|---|
| 556 | #url points to an textfile |
|---|
| 557 | #index.meta optional |
|---|
| 558 | #assume index.meta in parent dir |
|---|
| 559 | docUrl = getParentPath(url) |
|---|
| 560 | docinfo['viewmode'] = "text" |
|---|
| 561 | |
|---|
| 562 | try: |
|---|
| 563 | metaDom = self.metadataService.getDomFromPathOrUrl(docUrl) |
|---|
| 564 | removeINDEXMETA_NS(metaDom) |
|---|
| 565 | |
|---|
| 566 | except: |
|---|
| 567 | metaDom = None |
|---|
| 568 | |
|---|
| 569 | #metaDom = self.metadataService.getDomFromPathOrUrl(docUrl) |
|---|
| 570 | #docinfo['imagePath'] = url.replace('/mpiwg/online', '', 1) |
|---|
| 571 | docinfo['textURLPath'] = url.replace('/mpiwg/online', '', 1) |
|---|
| 572 | docinfo['textURL'] = url |
|---|
| 573 | if docinfo.get("creator", None) is None: |
|---|
| 574 | docinfo['creator'] = "" |
|---|
| 575 | |
|---|
| 576 | if docinfo.get("title", None) is None: |
|---|
| 577 | docinfo['title'] = "" |
|---|
| 578 | |
|---|
| 579 | if docinfo.get("documentPath", None) is None: |
|---|
| 580 | docinfo['documentPath'] = url.replace('/mpiwg/online', '', 1) |
|---|
| 581 | docinfo['documentPath'] = url.replace('/pages', '', 1) |
|---|
| 582 | |
|---|
| 583 | docinfo['numPages'] = 1 |
|---|
| 584 | |
|---|
| 585 | elif mode=="imagepath": |
|---|
| 586 | # url points to folder with images, index.meta optional |
|---|
| 587 | # asssume index.meta in parent dir |
|---|
| 588 | docUrl = getParentPath(url) |
|---|
| 589 | metaDom = self.metadataService.getDomFromPathOrUrl(docUrl) |
|---|
| 590 | docinfo['imagePath'] = url.replace('/mpiwg/online', '', 1) |
|---|
| 591 | |
|---|
| 592 | elif mode=="hocr": |
|---|
| 593 | # url points to folder with images, index.meta optional |
|---|
| 594 | # asssume index.meta in parent dir |
|---|
| 595 | docUrl = getParentPath(url) |
|---|
| 596 | metaDom = self.metadataService.getDomFromPathOrUrl(docUrl) |
|---|
| 597 | docinfo['imagePath'] = url.replace('/mpiwg/online', '', 1) |
|---|
| 598 | docinfo['textURLPath'] = url.replace('/mpiwg/online', '', 1) |
|---|
| 599 | if docinfo.get("creator", None) is None: |
|---|
| 600 | docinfo['creator'] = "" |
|---|
| 601 | |
|---|
| 602 | if docinfo.get("title", None) is None: |
|---|
| 603 | docinfo['title'] = "" |
|---|
| 604 | |
|---|
| 605 | if docinfo.get("documentPath", None) is None: |
|---|
| 606 | docinfo['documentPath'] = url.replace('/mpiwg/online', '', 1) |
|---|
| 607 | docinfo['documentPath'] = url.replace('/pages', '', 1) |
|---|
| 608 | |
|---|
| 609 | elif mode=="filepath": |
|---|
| 610 | # url points to image file, index.meta optional |
|---|
| 611 | docinfo['imageURL'] = "%s?fn=%s"%(self.digilibScalerUrl, url) |
|---|
| 612 | docinfo['numPages'] = 1 |
|---|
| 613 | # asssume index.meta is two path segments up |
|---|
| 614 | docUrl = getParentPath(url, 2) |
|---|
| 615 | metaDom = self.metadataService.getDomFromPathOrUrl(docUrl) |
|---|
| 616 | |
|---|
| 617 | else: |
|---|
| 618 | logging.error("documentViewer (getdocinfo) unknown mode: %s!"%mode) |
|---|
| 619 | raise ValueError("Unknown mode %s! Has to be one of 'texttool','imagepath','filepath'."%(mode)) |
|---|
| 620 | |
|---|
| 621 | docinfo['documentUrl'] = docUrl |
|---|
| 622 | # process index.meta contents |
|---|
| 623 | |
|---|
| 624 | if metaDom is not None and (metaDom.tag == 'resource' or metaDom.tag == "{%s}resource"%INDEXMETA_NS): |
|---|
| 625 | # document directory name and path |
|---|
| 626 | resource = self.metadataService.getResourceData(dom=metaDom, recursive=1) |
|---|
| 627 | if resource: |
|---|
| 628 | docinfo = self.getDocinfoFromResource(docinfo, resource) |
|---|
| 629 | |
|---|
| 630 | # texttool info |
|---|
| 631 | texttool = self.metadataService.getTexttoolData(dom=metaDom, recursive=1, all=True) |
|---|
| 632 | if texttool: |
|---|
| 633 | docinfo = self.getDocinfoFromTexttool(docinfo, texttool) |
|---|
| 634 | # document info from full text server |
|---|
| 635 | if docinfo.get('textURLPath', None): |
|---|
| 636 | docinfo = self.getTextInfo(mode=None, docinfo=docinfo) |
|---|
| 637 | # include list of pages TODO: do we need this always? |
|---|
| 638 | docinfo = self.getTextInfo(mode='pages', docinfo=docinfo) |
|---|
| 639 | |
|---|
| 640 | # bib info |
|---|
| 641 | bib = self.metadataService.getBibData(dom=metaDom) |
|---|
| 642 | if bib: |
|---|
| 643 | # save extended version as 'bibx' TODO: ugly |
|---|
| 644 | bibx = self.metadataService.getBibData(dom=metaDom, all=True, recursive=1) |
|---|
| 645 | if len(bibx) == 1: |
|---|
| 646 | # unwrap list if possible |
|---|
| 647 | bibx = bibx[0] |
|---|
| 648 | |
|---|
| 649 | docinfo['bibx'] = bibx |
|---|
| 650 | docinfo = self.getDocinfoFromBib(docinfo, bib, bibx) |
|---|
| 651 | else: |
|---|
| 652 | # no bib - try info.xml |
|---|
| 653 | docinfo = self.getDocinfoFromPresentationInfoXml(docinfo) |
|---|
| 654 | |
|---|
| 655 | # auth info |
|---|
| 656 | access = self.metadataService.getAccessData(dom=metaDom) |
|---|
| 657 | if access: |
|---|
| 658 | docinfo = self.getDocinfoFromAccess(docinfo, access) |
|---|
| 659 | |
|---|
| 660 | # attribution info |
|---|
| 661 | attribution = self.metadataService.getAttributionData(dom=metaDom) |
|---|
| 662 | if attribution: |
|---|
| 663 | logging.debug("getDocinfo: attribution=%s"%repr(attribution)) |
|---|
| 664 | docinfo['attribution'] = attribution |
|---|
| 665 | |
|---|
| 666 | # copyright info |
|---|
| 667 | copyright = self.metadataService.getCopyrightData(dom=metaDom) |
|---|
| 668 | if copyright: |
|---|
| 669 | logging.debug("getDocinfo: copyright=%s"%repr(copyright)) |
|---|
| 670 | docinfo['copyright'] = copyright |
|---|
| 671 | |
|---|
| 672 | # DRI (permanent ID) |
|---|
| 673 | dri = self.metadataService.getDRI(dom=metaDom, type='mpiwg') |
|---|
| 674 | if dri: |
|---|
| 675 | docinfo['DRI'] = dri |
|---|
| 676 | |
|---|
| 677 | # (presentation) context |
|---|
| 678 | ctx = self.metadataService.getContextData(dom=metaDom, all=True) |
|---|
| 679 | if ctx: |
|---|
| 680 | logging.debug("getcontext: ctx=%s"%repr(ctx)) |
|---|
| 681 | docinfo['presentationContext'] = ctx |
|---|
| 682 | |
|---|
| 683 | # image path |
|---|
| 684 | if mode != 'texttool': |
|---|
| 685 | # override image path from texttool with url parameter TODO: how about mode=auto? |
|---|
| 686 | docinfo['imagePath'] = url.replace('/mpiwg/online', '', 1) |
|---|
| 687 | |
|---|
| 688 | # check numPages |
|---|
| 689 | if docinfo.get('numPages', 0) == 0: |
|---|
| 690 | # number of images from digilib |
|---|
| 691 | if docinfo.get('imagePath', None): |
|---|
| 692 | imgpath = docinfo['imagePath'].replace('/mpiwg/online', '', 1) |
|---|
| 693 | logging.debug("imgpath=%s"%imgpath) |
|---|
| 694 | docinfo['imageURL'] = sslifyUrl("%s?fn=%s"%(self.digilibScalerUrl, imgpath), self, force=True) |
|---|
| 695 | docinfo = self.getDocinfoFromDigilib(docinfo, imgpath) |
|---|
| 696 | else: |
|---|
| 697 | # imagePath still missing? try "./pageimg" |
|---|
| 698 | imgPath = os.path.join(docUrl, 'pageimg') |
|---|
| 699 | docinfo = self.getDocinfoFromDigilib(docinfo, imgPath) |
|---|
| 700 | if docinfo.get('numPages', 0) > 0: |
|---|
| 701 | # there are pages |
|---|
| 702 | docinfo['imagePath'] = imgPath |
|---|
| 703 | docinfo['imageURL'] = sslifyUrl("%s?fn=%s"%(self.digilibScalerUrl, docinfo['imagePath']), self, force=True) |
|---|
| 704 | |
|---|
| 705 | # check numPages |
|---|
| 706 | if docinfo.get('numPages', 0) == 0: |
|---|
| 707 | if docinfo.get('numTextPages', 0) > 0: |
|---|
| 708 | # replace with numTextPages (text-only?) |
|---|
| 709 | docinfo['numPages'] = docinfo['numTextPages'] |
|---|
| 710 | |
|---|
| 711 | # min and max page no |
|---|
| 712 | docinfo['minPageNo'] = docinfo.get('minPageNo', 1) |
|---|
| 713 | docinfo['maxPageNo'] = docinfo.get('maxPageNo', docinfo['numPages']) |
|---|
| 714 | |
|---|
| 715 | # part-of information |
|---|
| 716 | partOfPath = docinfo.get('partOfPath', None) |
|---|
| 717 | if partOfPath is not None: |
|---|
| 718 | partOfDom = self.metadataService.getDomFromPathOrUrl(partOfPath) |
|---|
| 719 | if partOfDom is not None: |
|---|
| 720 | docinfo['partOfLabel'] = self.metadataService.getBibFormattedLabel(dom=partOfDom) |
|---|
| 721 | docinfo['partOfUrl'] = "%s?url=%s"%(self.getDocumentViewerURL(), partOfPath) |
|---|
| 722 | logging.debug("partOfLabel=%s partOfUrl=%s"%(docinfo['partOfLabel'],docinfo['partOfUrl'])) |
|---|
| 723 | |
|---|
| 724 | # normalize path |
|---|
| 725 | if 'imagePath' in docinfo and not docinfo['imagePath'].startswith('/'): |
|---|
| 726 | docinfo['imagePath'] = '/' + docinfo['imagePath'] |
|---|
| 727 | |
|---|
| 728 | logging.debug("documentViewer (getdocinfo) docinfo: keys=%s"%docinfo.keys()) |
|---|
| 729 | # store in session |
|---|
| 730 | self.REQUEST.SESSION['docinfo'] = docinfo |
|---|
| 731 | return docinfo |
|---|
| 732 | |
|---|
| 733 | |
|---|
| 734 | def getDocinfoFromResource(self, docinfo, resource): |
|---|
| 735 | """reads contents of resource element into docinfo""" |
|---|
| 736 | logging.debug("getDocinfoFromResource: resource=%s"%(repr(resource))) |
|---|
| 737 | docName = getMDText(resource.get('name', None)) |
|---|
| 738 | docinfo['documentName'] = docName |
|---|
| 739 | docPath = getMDText(resource.get('archive-path', None)) |
|---|
| 740 | if docPath: |
|---|
| 741 | # clean up document path |
|---|
| 742 | if docPath[0] != '/': |
|---|
| 743 | docPath = '/' + docPath |
|---|
| 744 | |
|---|
| 745 | if docName and (not docPath.endswith(docName)): |
|---|
| 746 | docPath += "/" + docName |
|---|
| 747 | |
|---|
| 748 | else: |
|---|
| 749 | # use docUrl as docPath |
|---|
| 750 | docUrl = docinfo['documentURL'] |
|---|
| 751 | if not docUrl.startswith('http:'): |
|---|
| 752 | docPath = docUrl |
|---|
| 753 | |
|---|
| 754 | if docPath: |
|---|
| 755 | # fix URLs starting with /mpiwg/online |
|---|
| 756 | docPath = docPath.replace('/mpiwg/online', '', 1) |
|---|
| 757 | |
|---|
| 758 | docinfo['documentPath'] = docPath |
|---|
| 759 | |
|---|
| 760 | # is this part-of? |
|---|
| 761 | partOf = resource.get('is-part-of', None) |
|---|
| 762 | if partOf is not None: |
|---|
| 763 | partOf = getMDText(partOf.get('archive-path', None)) |
|---|
| 764 | if partOf is not None: |
|---|
| 765 | docinfo['partOfPath'] = partOf.strip() |
|---|
| 766 | |
|---|
| 767 | return docinfo |
|---|
| 768 | |
|---|
| 769 | def getDocinfoFromTexttool(self, docinfo, texttool): |
|---|
| 770 | """reads contents of texttool element into docinfo""" |
|---|
| 771 | logging.debug("texttool=%s"%repr(texttool)) |
|---|
| 772 | # unpack list if necessary |
|---|
| 773 | if isinstance(texttool, list): |
|---|
| 774 | texttool = texttool[0] |
|---|
| 775 | |
|---|
| 776 | # image dir |
|---|
| 777 | imageDir = getMDText(texttool.get('image', None)) |
|---|
| 778 | docPath = getMDText(docinfo.get('documentPath', None)) |
|---|
| 779 | if imageDir: |
|---|
| 780 | if imageDir.startswith('/'): |
|---|
| 781 | # absolute path |
|---|
| 782 | imageDir = imageDir.replace('/mpiwg/online', '', 1) |
|---|
| 783 | docinfo['imagePath'] = imageDir |
|---|
| 784 | |
|---|
| 785 | elif docPath: |
|---|
| 786 | # relative path |
|---|
| 787 | imageDir = os.path.join(docPath, imageDir) |
|---|
| 788 | imageDir = imageDir.replace('/mpiwg/online', '', 1) |
|---|
| 789 | docinfo['imagePath'] = imageDir |
|---|
| 790 | |
|---|
| 791 | # start and end page (for subdocuments of other documents) |
|---|
| 792 | imgStartNo = getMDText(texttool.get('image-start-no', None)) |
|---|
| 793 | minPageNo = getInt(imgStartNo, 1) |
|---|
| 794 | docinfo['minPageNo'] = minPageNo |
|---|
| 795 | |
|---|
| 796 | imgEndNo = getMDText(texttool.get('image-end-no', None)) |
|---|
| 797 | if imgEndNo: |
|---|
| 798 | docinfo['maxPageNo'] = getInt(imgEndNo) |
|---|
| 799 | |
|---|
| 800 | # old style text URL |
|---|
| 801 | textUrl = getMDText(texttool.get('text', None)) |
|---|
| 802 | |
|---|
| 803 | if textUrl and docPath: |
|---|
| 804 | if urlparse.urlparse(textUrl)[0] == "": #keine url |
|---|
| 805 | textUrl = os.path.join(docPath, textUrl) |
|---|
| 806 | |
|---|
| 807 | docinfo['textURL'] = textUrl |
|---|
| 808 | |
|---|
| 809 | # new style text-url-path (can be more than one with "repository" attribute) |
|---|
| 810 | textUrlNode = texttool.get('text-url-path', None) |
|---|
| 811 | if not isinstance(textUrlNode, list): |
|---|
| 812 | textUrlNode = [textUrlNode] |
|---|
| 813 | |
|---|
| 814 | for tun in textUrlNode: |
|---|
| 815 | textUrl = getMDText(tun) |
|---|
| 816 | if textUrl: |
|---|
| 817 | textUrlAtts = tun.get('@attr') |
|---|
| 818 | if (textUrlAtts and 'repository' in textUrlAtts): |
|---|
| 819 | textRepo = textUrlAtts['repository'] |
|---|
| 820 | # use matching repository |
|---|
| 821 | if self.getRepositoryType() == textRepo: |
|---|
| 822 | docinfo['textURLPath'] = textUrl |
|---|
| 823 | docinfo['textURLRepository'] = textRepo |
|---|
| 824 | break |
|---|
| 825 | |
|---|
| 826 | else: |
|---|
| 827 | # no repo attribute - use always |
|---|
| 828 | docinfo['textURLPath'] = textUrl |
|---|
| 829 | |
|---|
| 830 | # page flow |
|---|
| 831 | docinfo['pageFlow'] = getMDText(texttool.get('page-flow', 'ltr')) |
|---|
| 832 | |
|---|
| 833 | # odd pages are left |
|---|
| 834 | docinfo['oddPage'] = getMDText(texttool.get('odd-scan-position', 'left')) |
|---|
| 835 | |
|---|
| 836 | # number of title page (default 1) |
|---|
| 837 | docinfo['titlePage'] = getMDText(texttool.get('title-scan-no', minPageNo)) |
|---|
| 838 | |
|---|
| 839 | # old presentation stuff |
|---|
| 840 | presentation = getMDText(texttool.get('presentation', None)) |
|---|
| 841 | if presentation and docPath: |
|---|
| 842 | if presentation.startswith('http:'): |
|---|
| 843 | docinfo['presentationUrl'] = presentation |
|---|
| 844 | else: |
|---|
| 845 | docinfo['presentationUrl'] = os.path.join(docPath, presentation) |
|---|
| 846 | |
|---|
| 847 | # make sure we have at least fake DC data |
|---|
| 848 | if 'creator' not in docinfo: |
|---|
| 849 | docinfo['creator'] = '[no author found]' |
|---|
| 850 | |
|---|
| 851 | if 'title' not in docinfo: |
|---|
| 852 | docinfo['title'] = '[no title found]' |
|---|
| 853 | |
|---|
| 854 | if 'date' not in docinfo: |
|---|
| 855 | docinfo['date'] = '[no date found]' |
|---|
| 856 | |
|---|
| 857 | return docinfo |
|---|
| 858 | |
|---|
| 859 | def getDocinfoFromBib(self, docinfo, bib, bibx=None): |
|---|
| 860 | """reads contents of bib element into docinfo""" |
|---|
| 861 | logging.debug("getDocinfoFromBib bib=%s"%repr(bib)) |
|---|
| 862 | # put all raw bib fields in dict "bib" |
|---|
| 863 | docinfo['bib'] = bib |
|---|
| 864 | bibtype = bib.get('@type', None) |
|---|
| 865 | docinfo['bibType'] = bibtype |
|---|
| 866 | # also store DC metadata for convenience |
|---|
| 867 | dc = self.metadataService.getDCMappedData(bib) |
|---|
| 868 | docinfo['creator'] = dc.get('creator','') |
|---|
| 869 | docinfo['title'] = dc.get('title','') |
|---|
| 870 | docinfo['date'] = dc.get('date','') |
|---|
| 871 | return docinfo |
|---|
| 872 | |
|---|
| 873 | def getDocinfoFromAccess(self, docinfo, acc): |
|---|
| 874 | """reads contents of access element into docinfo""" |
|---|
| 875 | #TODO: also read resource type |
|---|
| 876 | logging.debug("getDocinfoFromAccess acc=%s"%repr(acc)) |
|---|
| 877 | try: |
|---|
| 878 | acctype = acc['@attr']['type'] |
|---|
| 879 | if acctype: |
|---|
| 880 | access=acctype |
|---|
| 881 | if access in ['group', 'institution']: |
|---|
| 882 | access = acc['name'].lower() |
|---|
| 883 | |
|---|
| 884 | docinfo['accessType'] = access |
|---|
| 885 | |
|---|
| 886 | except: |
|---|
| 887 | pass |
|---|
| 888 | |
|---|
| 889 | return docinfo |
|---|
| 890 | |
|---|
| 891 | def getDocinfoFromDigilib(self, docinfo, path): |
|---|
| 892 | infoUrl=self.digilibBaseUrl+"/api/dirInfo-xml.jsp?fn="+path |
|---|
| 893 | # fetch data |
|---|
| 894 | txt = getHttpData(infoUrl) |
|---|
| 895 | if not txt: |
|---|
| 896 | logging.error("Unable to get dir-info from %s"%(infoUrl)) |
|---|
| 897 | return docinfo |
|---|
| 898 | |
|---|
| 899 | dom = ET.fromstring(txt) |
|---|
| 900 | dir = dom |
|---|
| 901 | # save size |
|---|
| 902 | size = dir.findtext('size') |
|---|
| 903 | logging.debug("getDocinfoFromDigilib: size=%s"%size) |
|---|
| 904 | if size: |
|---|
| 905 | docinfo['numPages'] = int(size) |
|---|
| 906 | else: |
|---|
| 907 | docinfo['numPages'] = 0 |
|---|
| 908 | return docinfo |
|---|
| 909 | |
|---|
| 910 | # save list of image names and numbers |
|---|
| 911 | imgNames = {} |
|---|
| 912 | imgIndexes = {} |
|---|
| 913 | for f in dir: |
|---|
| 914 | fn = f.findtext('name') |
|---|
| 915 | pn = getInt(f.findtext('index')) |
|---|
| 916 | imgNames[fn] = pn |
|---|
| 917 | imgIndexes[pn] = fn |
|---|
| 918 | |
|---|
| 919 | docinfo['imgFileNames'] = imgNames |
|---|
| 920 | docinfo['imgFileIndexes'] = imgIndexes |
|---|
| 921 | return docinfo |
|---|
| 922 | |
|---|
| 923 | |
|---|
| 924 | def getDocinfoFromPresentationInfoXml(self,docinfo): |
|---|
| 925 | """gets DC-like bibliographical information from the presentation entry in texttools""" |
|---|
| 926 | url = docinfo.get('presentationUrl', None) |
|---|
| 927 | if not url: |
|---|
| 928 | logging.error("getDocinfoFromPresentation: no URL!") |
|---|
| 929 | return docinfo |
|---|
| 930 | |
|---|
| 931 | dom = None |
|---|
| 932 | metaUrl = None |
|---|
| 933 | if url.startswith("http://"): |
|---|
| 934 | # real URL |
|---|
| 935 | metaUrl = url |
|---|
| 936 | else: |
|---|
| 937 | # online path |
|---|
| 938 | server=self.digilibBaseUrl+"/servlet/Texter?fn=" |
|---|
| 939 | metaUrl=server+url |
|---|
| 940 | |
|---|
| 941 | txt=getHttpData(metaUrl) |
|---|
| 942 | if txt is None: |
|---|
| 943 | logging.error("Unable to read info.xml from %s"%(url)) |
|---|
| 944 | return docinfo |
|---|
| 945 | |
|---|
| 946 | dom = ET.fromstring(txt) |
|---|
| 947 | docinfo['creator']=getText(dom.find(".//author")) |
|---|
| 948 | docinfo['title']=getText(dom.find(".//title")) |
|---|
| 949 | docinfo['date']=getText(dom.find(".//date")) |
|---|
| 950 | return docinfo |
|---|
| 951 | |
|---|
| 952 | |
|---|
| 953 | def getPageinfo(self, pn=None, pf=None, start=None, rows=None, cols=None, docinfo=None, userinfo=None, viewMode=None, viewLayer=None, tocMode=None): |
|---|
| 954 | """returns pageinfo with the given parameters""" |
|---|
| 955 | logging.debug("getPageInfo(pn=%s, pf=%s, start=%s, rows=%s, cols=%s, viewMode=%s, viewLayer=%s, tocMode=%s)"%(pn,pf,start,rows,cols,viewMode,viewLayer,tocMode)) |
|---|
| 956 | pageinfo = {} |
|---|
| 957 | pageinfo['viewMode'] = viewMode |
|---|
| 958 | # split viewLayer if necessary |
|---|
| 959 | if isinstance(viewLayer,basestring): |
|---|
| 960 | viewLayer = viewLayer.split(',') |
|---|
| 961 | |
|---|
| 962 | if isinstance(viewLayer, list): |
|---|
| 963 | logging.debug("getPageinfo: viewLayer is list:%s"%viewLayer) |
|---|
| 964 | # save (unique) list in viewLayers |
|---|
| 965 | seen = set() |
|---|
| 966 | viewLayers = [l for l in viewLayer if l and l not in seen and not seen.add(l)] |
|---|
| 967 | pageinfo['viewLayers'] = viewLayers |
|---|
| 968 | # stringify viewLayer |
|---|
| 969 | viewLayer = ','.join(viewLayers) |
|---|
| 970 | else: |
|---|
| 971 | #create list |
|---|
| 972 | pageinfo['viewLayers'] = [viewLayer] |
|---|
| 973 | |
|---|
| 974 | pageinfo['viewLayer'] = viewLayer |
|---|
| 975 | pageinfo['tocMode'] = tocMode |
|---|
| 976 | |
|---|
| 977 | minPageNo = docinfo.get('minPageNo', 1) |
|---|
| 978 | |
|---|
| 979 | # pf takes precedence over pn |
|---|
| 980 | if pf: |
|---|
| 981 | pageinfo['pf'] = pf |
|---|
| 982 | pn = getPnForPf(docinfo, pf) |
|---|
| 983 | # replace pf in request params (used for creating new URLs) |
|---|
| 984 | self.REQUEST.form.pop('pf', None) |
|---|
| 985 | self.REQUEST.form['pn'] = pn |
|---|
| 986 | else: |
|---|
| 987 | pn = getInt(pn, minPageNo) |
|---|
| 988 | pf = getPfForPn(docinfo, pn) |
|---|
| 989 | pageinfo['pf'] = pf |
|---|
| 990 | |
|---|
| 991 | pageinfo['pn'] = pn |
|---|
| 992 | rows = int(rows or self.thumbrows) |
|---|
| 993 | pageinfo['rows'] = rows |
|---|
| 994 | cols = int(cols or self.thumbcols) |
|---|
| 995 | pageinfo['cols'] = cols |
|---|
| 996 | grpsize = cols * rows |
|---|
| 997 | pageinfo['groupsize'] = grpsize |
|---|
| 998 | # if start is empty use one around pn |
|---|
| 999 | grouppn = math.ceil(float(pn)/float(grpsize))*grpsize-(grpsize-1) |
|---|
| 1000 | # but not smaller than minPageNo |
|---|
| 1001 | start = getInt(start, max(grouppn, minPageNo)) |
|---|
| 1002 | pageinfo['start'] = start |
|---|
| 1003 | # get number of pages |
|---|
| 1004 | numPages = int(docinfo.get('numPages', 0)) |
|---|
| 1005 | if numPages == 0: |
|---|
| 1006 | # try numTextPages |
|---|
| 1007 | numPages = docinfo.get('numTextPages', 0) |
|---|
| 1008 | if numPages != 0: |
|---|
| 1009 | docinfo['numPages'] = numPages |
|---|
| 1010 | |
|---|
| 1011 | maxPageNo = docinfo.get('maxPageNo', numPages) |
|---|
| 1012 | logging.debug("minPageNo=%s maxPageNo=%s start=%s numPages=%s"%(minPageNo,maxPageNo,start,numPages)) |
|---|
| 1013 | np = maxPageNo |
|---|
| 1014 | |
|---|
| 1015 | # cache table of contents |
|---|
| 1016 | pageinfo['tocPageSize'] = getInt(self.REQUEST.get('tocPageSize', 30)) |
|---|
| 1017 | pageinfo['numgroups'] = int(np / grpsize) |
|---|
| 1018 | if np % grpsize > 0: |
|---|
| 1019 | pageinfo['numgroups'] += 1 |
|---|
| 1020 | |
|---|
| 1021 | pageFlowLtr = docinfo.get('pageFlow', 'ltr') != 'rtl' |
|---|
| 1022 | oddScanLeft = docinfo.get('oddPage', 'left') != 'right' |
|---|
| 1023 | # add zeroth page for two columns |
|---|
| 1024 | pageZero = (cols == 2 and (pageFlowLtr != oddScanLeft)) |
|---|
| 1025 | pageinfo['pageZero'] = pageZero |
|---|
| 1026 | pageinfo['pageBatch'] = self.getPageBatch(start=start, rows=rows, cols=cols, pageFlowLtr=pageFlowLtr, pageZero=pageZero, minIdx=minPageNo, maxIdx=np) |
|---|
| 1027 | # more page parameters |
|---|
| 1028 | #pageinfo['characterNormalization'] = self.REQUEST.get('characterNormalization','reg') |
|---|
| 1029 | #becuase it is buggy this currently disabled and set to orig. |
|---|
| 1030 | pageinfo['characterNormalization'] = 'orig' |
|---|
| 1031 | if docinfo.get('pageNumbers'): |
|---|
| 1032 | # get original page numbers |
|---|
| 1033 | pageNumber = docinfo['pageNumbers'].get(pn, None) |
|---|
| 1034 | if pageNumber is not None: |
|---|
| 1035 | pageinfo['pageNumberOrig'] = pageNumber['no'] |
|---|
| 1036 | pageinfo['pageNumberOrigNorm'] = pageNumber['non'] |
|---|
| 1037 | |
|---|
| 1038 | # cache search results |
|---|
| 1039 | query = self.REQUEST.get('query',None) |
|---|
| 1040 | pageinfo['query'] = query |
|---|
| 1041 | if query and viewMode == 'text': |
|---|
| 1042 | pageinfo['resultPageSize'] = getInt(self.REQUEST.get('resultPageSize', 10)) |
|---|
| 1043 | queryType = self.REQUEST.get('queryType', 'fulltextMorph') |
|---|
| 1044 | pageinfo['queryType'] = queryType |
|---|
| 1045 | pageinfo['resultStart'] = getInt(self.REQUEST.get('resultStart', '1')) |
|---|
| 1046 | self.getSearchResults(mode=queryType, query=query, pageinfo=pageinfo, docinfo=docinfo) |
|---|
| 1047 | |
|---|
| 1048 | # highlighting |
|---|
| 1049 | highlightQuery = self.REQUEST.get('highlightQuery', None) |
|---|
| 1050 | if highlightQuery: |
|---|
| 1051 | pageinfo['highlightQuery'] = highlightQuery |
|---|
| 1052 | pageinfo['highlightElement'] = self.REQUEST.get('highlightElement', '') |
|---|
| 1053 | pageinfo['highlightElementPos'] = self.REQUEST.get('highlightElementPos', '') |
|---|
| 1054 | |
|---|
| 1055 | return pageinfo |
|---|
| 1056 | |
|---|
| 1057 | |
|---|
| 1058 | def getPageBatch(self, start=1, rows=10, cols=2, pageFlowLtr=True, pageZero=False, minIdx=1, maxIdx=0): |
|---|
| 1059 | """Return dict with array of page information for one screenfull of thumbnails. |
|---|
| 1060 | |
|---|
| 1061 | :param start: index of current page |
|---|
| 1062 | :param rows: number of rows in one batch |
|---|
| 1063 | :param cols: number of columns in one batch |
|---|
| 1064 | :param pageFlowLtr: do indexes increase from left to right |
|---|
| 1065 | :param pageZero: is there a zeroth non-visible page |
|---|
| 1066 | :param minIdx: minimum index to use |
|---|
| 1067 | :param maxIdx: maximum index to use |
|---|
| 1068 | :returns: dict with |
|---|
| 1069 | first: first page index |
|---|
| 1070 | last: last page index |
|---|
| 1071 | batches: list of all possible batches(dict: 'start': index, 'end': index) |
|---|
| 1072 | pages: list for current batch of rows(list of cols(list of pages(dict: 'idx': index))) |
|---|
| 1073 | nextStart: first index of next batch |
|---|
| 1074 | prevStart: first index of previous batch |
|---|
| 1075 | """ |
|---|
| 1076 | logging.debug("getPageBatch start=%s minIdx=%s maxIdx=%s"%(start,minIdx,maxIdx)) |
|---|
| 1077 | batch = {} |
|---|
| 1078 | grpsize = rows * cols |
|---|
| 1079 | if maxIdx == 0: |
|---|
| 1080 | maxIdx = start + grpsize |
|---|
| 1081 | |
|---|
| 1082 | np = maxIdx - minIdx + 1 |
|---|
| 1083 | if pageZero: |
|---|
| 1084 | # correct number of pages for batching |
|---|
| 1085 | np += 1 |
|---|
| 1086 | |
|---|
| 1087 | nb = int(math.ceil(np / float(grpsize))) |
|---|
| 1088 | |
|---|
| 1089 | # list of all batch start and end points |
|---|
| 1090 | batches = [] |
|---|
| 1091 | if pageZero: |
|---|
| 1092 | ofs = minIdx - 1 |
|---|
| 1093 | else: |
|---|
| 1094 | ofs = minIdx |
|---|
| 1095 | |
|---|
| 1096 | for i in range(nb): |
|---|
| 1097 | s = i * grpsize + ofs |
|---|
| 1098 | e = min((i + 1) * grpsize + ofs - 1, maxIdx) |
|---|
| 1099 | batches.append({'start':s, 'end':e}) |
|---|
| 1100 | |
|---|
| 1101 | batch['batches'] = batches |
|---|
| 1102 | |
|---|
| 1103 | # list of pages for current screen |
|---|
| 1104 | pages = [] |
|---|
| 1105 | if pageZero and start == minIdx: |
|---|
| 1106 | # correct beginning |
|---|
| 1107 | idx = minIdx - 1 |
|---|
| 1108 | else: |
|---|
| 1109 | idx = start |
|---|
| 1110 | |
|---|
| 1111 | for r in range(rows): |
|---|
| 1112 | row = [] |
|---|
| 1113 | for c in range(cols): |
|---|
| 1114 | if idx < minIdx or idx > maxIdx: |
|---|
| 1115 | page = {'idx':None} |
|---|
| 1116 | else: |
|---|
| 1117 | page = {'idx':idx} |
|---|
| 1118 | |
|---|
| 1119 | idx += 1 |
|---|
| 1120 | if pageFlowLtr: |
|---|
| 1121 | row.append(page) |
|---|
| 1122 | else: |
|---|
| 1123 | row.insert(0, page) |
|---|
| 1124 | |
|---|
| 1125 | pages.append(row) |
|---|
| 1126 | |
|---|
| 1127 | if start > minIdx: |
|---|
| 1128 | batch['prevStart'] = max(start - grpsize, minIdx) |
|---|
| 1129 | else: |
|---|
| 1130 | batch['prevStart'] = None |
|---|
| 1131 | |
|---|
| 1132 | if start + grpsize <= maxIdx: |
|---|
| 1133 | if pageZero and start == minIdx: |
|---|
| 1134 | # correct nextStart for pageZero |
|---|
| 1135 | batch['nextStart'] = grpsize |
|---|
| 1136 | else: |
|---|
| 1137 | batch['nextStart'] = start + grpsize |
|---|
| 1138 | else: |
|---|
| 1139 | batch['nextStart'] = None |
|---|
| 1140 | |
|---|
| 1141 | batch['pages'] = pages |
|---|
| 1142 | batch['first'] = minIdx |
|---|
| 1143 | batch['last'] = maxIdx |
|---|
| 1144 | logging.debug("batch: %s"%repr(batch)) |
|---|
| 1145 | return batch |
|---|
| 1146 | |
|---|
| 1147 | |
|---|
| 1148 | def getBatch(self, start=1, size=10, end=0, data=None, fullData=True): |
|---|
| 1149 | """returns dict with information for one screenfull of data.""" |
|---|
| 1150 | batch = {} |
|---|
| 1151 | if end == 0: |
|---|
| 1152 | end = start + size |
|---|
| 1153 | |
|---|
| 1154 | nb = int(math.ceil(end / float(size))) |
|---|
| 1155 | # list of all batch start and end points |
|---|
| 1156 | batches = [] |
|---|
| 1157 | for i in range(nb): |
|---|
| 1158 | s = i * size + 1 |
|---|
| 1159 | e = min((i + 1) * size, end) |
|---|
| 1160 | batches.append({'start':s, 'end':e}) |
|---|
| 1161 | |
|---|
| 1162 | batch['batches'] = batches |
|---|
| 1163 | # list of elements in this batch |
|---|
| 1164 | this = [] |
|---|
| 1165 | j = 0 |
|---|
| 1166 | for i in range(start, min(start+size, end+1)): |
|---|
| 1167 | if data: |
|---|
| 1168 | if fullData: |
|---|
| 1169 | d = data.get(i, None) |
|---|
| 1170 | else: |
|---|
| 1171 | d = data.get(j, None) |
|---|
| 1172 | j += 1 |
|---|
| 1173 | |
|---|
| 1174 | else: |
|---|
| 1175 | d = i+1 |
|---|
| 1176 | |
|---|
| 1177 | this.append(d) |
|---|
| 1178 | |
|---|
| 1179 | batch['this'] = this |
|---|
| 1180 | if start > 1: |
|---|
| 1181 | batch['prevStart'] = max(start - size, 1) |
|---|
| 1182 | else: |
|---|
| 1183 | batch['prevStart'] = None |
|---|
| 1184 | |
|---|
| 1185 | if start + size < end: |
|---|
| 1186 | batch['nextStart'] = start + size |
|---|
| 1187 | else: |
|---|
| 1188 | batch['nextStart'] = None |
|---|
| 1189 | |
|---|
| 1190 | batch['first'] = start |
|---|
| 1191 | batch['last'] = end |
|---|
| 1192 | return batch |
|---|
| 1193 | |
|---|
| 1194 | |
|---|
| 1195 | def getAnnotatorGroupsForUser(self, user, annotationServerUrl="http://tuxserve03.mpiwg-berlin.mpg.de/AnnotationManager"): |
|---|
| 1196 | """returns list of groups {name:*, id:*} on the annotation server for the user""" |
|---|
| 1197 | groups = [] |
|---|
| 1198 | # add matching http(s) from our URL |
|---|
| 1199 | annotationServerUrl = sslifyUrl(annotationServerUrl, self) |
|---|
| 1200 | |
|---|
| 1201 | groupsUrl = "%s/annotator/groups?user=%s"%(annotationServerUrl,user) |
|---|
| 1202 | data = getHttpData(url=groupsUrl, noExceptions=True) |
|---|
| 1203 | if data: |
|---|
| 1204 | res = json.loads(data) |
|---|
| 1205 | rows = res.get('rows', None) |
|---|
| 1206 | if rows is None: |
|---|
| 1207 | return groups |
|---|
| 1208 | for r in rows: |
|---|
| 1209 | groups.append({'id': r.get('id', None), 'name': r.get('name', None), 'uri': r.get('uri', None)}) |
|---|
| 1210 | |
|---|
| 1211 | return groups |
|---|
| 1212 | |
|---|
| 1213 | def sslifyUrl(self, url, **args): |
|---|
| 1214 | """returns URL with http or https""" |
|---|
| 1215 | return sslifyUrl(url, **args) |
|---|
| 1216 | |
|---|
| 1217 | security.declareProtected('View management screens','changeDocumentViewerForm') |
|---|
| 1218 | changeDocumentViewerForm = PageTemplateFile('zpt/changeDocumentViewer', globals()) |
|---|
| 1219 | |
|---|
| 1220 | def changeDocumentViewer(self,title="",digilibBaseUrl=None,thumbrows=2,thumbcols=5,authgroups='mpiwg',availableLayers=None,RESPONSE=None): |
|---|
| 1221 | """init document viewer""" |
|---|
| 1222 | self.title=title |
|---|
| 1223 | self.digilibBaseUrl = digilibBaseUrl |
|---|
| 1224 | self.digilibScalerUrl = digilibBaseUrl + '/servlet/Scaler' |
|---|
| 1225 | self.digilibViewerUrl = digilibBaseUrl + '/jquery/digilib.html' |
|---|
| 1226 | self.thumbrows = thumbrows |
|---|
| 1227 | self.thumbcols = thumbcols |
|---|
| 1228 | self.authgroups = [s.strip().lower() for s in authgroups.split(',')] |
|---|
| 1229 | try: |
|---|
| 1230 | # assume MetaDataFolder instance is called metadata |
|---|
| 1231 | self.metadataService = getattr(self, 'metadata') |
|---|
| 1232 | except Exception, e: |
|---|
| 1233 | logging.error("Unable to find MetaDataFolder 'metadata': "+str(e)) |
|---|
| 1234 | |
|---|
| 1235 | self.setAvailableLayers(availableLayers) |
|---|
| 1236 | |
|---|
| 1237 | if RESPONSE is not None: |
|---|
| 1238 | RESPONSE.redirect('manage_main') |
|---|
| 1239 | |
|---|
| 1240 | |
|---|
| 1241 | def manage_AddDocumentViewerForm(self): |
|---|
| 1242 | """add the viewer form""" |
|---|
| 1243 | pt=PageTemplateFile('zpt/addDocumentViewer', globals()).__of__(self) |
|---|
| 1244 | return pt() |
|---|
| 1245 | |
|---|
| 1246 | def manage_AddDocumentViewer(self,id,imageScalerUrl="",textServerName="",title="",RESPONSE=None): |
|---|
| 1247 | """add the viewer""" |
|---|
| 1248 | newObj=documentViewer(id,imageScalerUrl=imageScalerUrl,title=title,textServerName=textServerName) |
|---|
| 1249 | self._setObject(id,newObj) |
|---|
| 1250 | |
|---|
| 1251 | if RESPONSE is not None: |
|---|
| 1252 | RESPONSE.redirect('manage_main') |
|---|