Unicode Exception when rebuilding the search index

[amercader]

In some cases this exception is fired when building the search index. As explained in #1616 this makes the whole process stop.

  File "/var/lib/ckan/pdeu/pyenv/lib/python2.6/site-packages/solr/core.py", line 326, in wrapper
    return self._update(content, query)
  File "/var/lib/ckan/pdeu/pyenv/lib/python2.6/site-packages/solr/core.py", line 550, in _update
    rsp = self._post(selector, request, self.xmlheaders)
  File "/var/lib/ckan/pdeu/pyenv/lib/python2.6/site-packages/solr/core.py", line 639, in _post
    return check_response_status(self.conn.getresponse())
  File "/var/lib/ckan/pdeu/pyenv/lib/python2.6/site-packages/solr/core.py", line 1096, in check_response_status
    raise ex
SolrException: HTTP code=400, reason=ParseError at [row,col]:[1,2354] Message: An invalid XML character (Unicode: 0x1) was found in the element content of the document.
Traceback (most recent call last):
  File "/var/lib/ckan/pdeu/pyenv/bin/paster", line 9, in <module>
    load_entry_point('PasteScript==1.7.3', 'console_scripts', 'paster')()
  File "/var/lib/ckan/pdeu/pyenv/lib/python2.6/site-packages/paste/script/command.py", line 84, in run
    invoke(command, command_name, options, args[1:])
  File "/var/lib/ckan/pdeu/pyenv/lib/python2.6/site-packages/paste/script/command.py", line 123, in invoke
    exit_code = runner.run(args)
  File "/var/lib/ckan/pdeu/pyenv/lib/python2.6/site-packages/paste/script/command.py", line 218, in run
    result = self.command()
  File "/var/lib/ckan/pdeu/pyenv/src/ckan/ckan/lib/cli.py", line 298, in command
    rebuild()
  File "/var/lib/ckan/pdeu/pyenv/src/ckan/ckan/lib/search/__init__.py", line 134, in rebuild
    {'id': pkg.id}
  File "/var/lib/ckan/pdeu/pyenv/src/ckan/ckan/lib/search/index.py", line 54, in insert_dict
    return self.update_dict(data)
  File "/var/lib/ckan/pdeu/pyenv/src/ckan/ckan/lib/search/index.py", line 79, in update_dict
    self.index_package(pkg_dict)
  File "/var/lib/ckan/pdeu/pyenv/src/ckan/ckan/lib/search/index.py", line 153, in index_package
    raise SearchIndexError(e)
ckan.lib.search.common.SearchIndexError: HTTP code=400, reason=ParseError at [row,col]:[1,2354] Message: An invalid XML character (Unicode: 0x1) was found in the element content of the document.

[amercader]

Fixed in 6b4c6c9

This was due to some characters not being supported by XML. We now strip them before indexing.