Beispiel #1
0
def extract_plots_from_latex_and_pdf(url_tarball, url_pdf):
    tarball = download_url(url_tarball)
    path, name = os.path.split(url_tarball)
    #run_shell_command('cp ' + tarball + ' ' + tarball + '_arxiv' + name)
    tarball_with_arxiv_extension = tarball + '_arxiv' + name
    os.rename(tarball, tarball_with_arxiv_extension)
    run_shell_command(CFG_BINDIR + '/plotextractor -t ' +
                      tarball_with_arxiv_extension)

    pdf = download_url(url_pdf)
    run_shell_command(CFG_PDFPLOTEXTRACTOR_PATH + ' ' + pdf)

    path, name = os.path.split(tarball_with_arxiv_extension)
    plotextracted_xml_path = tarball_with_arxiv_extension + '_plots/' + name + '.xml'
    plotextracted_pdf_path = pdf + '.extracted/extracted.json'

    return plotextracted_xml_path, plotextracted_pdf_path
Beispiel #2
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def extract_plots_from_latex(url_tarball):
    tarball = download_url(url_tarball)
    path, name = os.path.split(url_tarball)
    tarball += name

    run_shell_command(CFG_BINDIR + '/plotextractor -t ' + tarball)

    path, name = os.path.split(tarball)
    plotextracted_xml_path = tarball + '_plots/' + name + '.xml'
    return plotextracted_xml_path
Beispiel #3
0
def download_fulltext(obj, eng):
    """
    Will download the fulltext document
    """
    from invenio.bibdocfile import download_url

    obj.extra_data["last_task_name"] = 'Download Fulltext'
    try:
        eng.log_info("Starting download of %s" % (obj.data['url']))
        url = download_url(obj.data['url'])
        obj.extra_data['tasks_results']['fulltext_url'] = url
    except KeyError:
        # Log the error
        obj.extra_data["error_msg"] = 'Record does not include url'
        eng.log.error("Error: %s" % (obj.extra_data["error_msg"],))
    def get_words_from_fulltext(self, url_direct_or_indirect):
        """Returns all the words contained in the document specified by
           URL_DIRECT_OR_INDIRECT with the words being split by various
           SRE_SEPARATORS regexp set earlier.  If FORCE_FILE_EXTENSION is
           set (e.g. to "pdf", then treat URL_DIRECT_OR_INDIRECT as a PDF
           file.  (This is interesting to index Indico for example.)  Note
           also that URL_DIRECT_OR_INDIRECT may be either a direct URL to
           the fulltext file or an URL to a setlink-like page body that
           presents the links to be indexed.  In the latter case the
           URL_DIRECT_OR_INDIRECT is parsed to extract actual direct URLs
           to fulltext documents, for all knows file extensions as
           specified by global CONV_PROGRAMS config variable.
        """
        write_message("... reading fulltext files from %s started" % url_direct_or_indirect, verbose=2)
        try:
            if bibdocfile_url_p(url_direct_or_indirect):
                write_message("... %s is an internal document" % url_direct_or_indirect, verbose=2)
                try:
                    bibdoc = bibdocfile_url_to_bibdoc(url_direct_or_indirect)
                except InvenioBibDocFileError:
                    # Outdated 8564 tag
                    return []
                indexer = get_idx_indexer('fulltext')
                if indexer != 'native':
                    # A document might belong to multiple records
                    for rec_link in bibdoc.bibrec_links:
                        recid = rec_link["recid"]
                        # Adds fulltexts of all files once per records
                        if not recid in fulltext_added:
                            bibrecdocs = BibRecDocs(recid)
                            try:
                                text = bibrecdocs.get_text()
                            except InvenioBibDocFileError:
                                # Invalid PDF
                                continue
                            if indexer == 'SOLR' and CFG_SOLR_URL:
                                solr_add_fulltext(recid, text)
                            elif indexer == 'XAPIAN' and CFG_XAPIAN_ENABLED:
                                xapian_add(recid, 'fulltext', text)

                        fulltext_added.add(recid)
                    # we are relying on an external information retrieval system
                    # to provide full-text indexing, so dispatch text to it and
                    # return nothing here:
                    return []
                else:
                    text = ""
                    if hasattr(bibdoc, "get_text"):
                        text = bibdoc.get_text()
                    return self.tokenize_for_words_default(text)
            else:
                if CFG_BIBINDEX_FULLTEXT_INDEX_LOCAL_FILES_ONLY:
                    write_message("... %s is external URL but indexing only local files" % url_direct_or_indirect, verbose=2)
                    return []
                write_message("... %s is an external URL" % url_direct_or_indirect, verbose=2)
                urls_to_index = set()
                for splash_re, url_re in CFG_BIBINDEX_SPLASH_PAGES.iteritems():
                    if re.match(splash_re, url_direct_or_indirect):
                        write_message("... %s is a splash page (%s)" % (url_direct_or_indirect, splash_re), verbose=2)
                        html = urllib2.urlopen(url_direct_or_indirect).read()
                        urls = get_links_in_html_page(html)
                        write_message("... found these URLs in %s splash page: %s" % (url_direct_or_indirect, ", ".join(urls)), verbose=3)
                        for url in urls:
                            if re.match(url_re, url):
                                write_message("... will index %s (matched by %s)" % (url, url_re), verbose=2)
                                urls_to_index.add(url)
                if not urls_to_index:
                    urls_to_index.add(url_direct_or_indirect)
                write_message("... will extract words from %s" % ', '.join(urls_to_index), verbose=2)
                words = {}
                for url in urls_to_index:
                    tmpdoc = download_url(url)
                    file_converter_logger = get_file_converter_logger()
                    old_logging_level = file_converter_logger.getEffectiveLevel()
                    if self.verbose > 3:
                        file_converter_logger.setLevel(logging.DEBUG)
                    try:
                        try:
                            tmptext = convert_file(tmpdoc, output_format='.txt')
                            text = open(tmptext).read()
                            os.remove(tmptext)

                            indexer = get_idx_indexer('fulltext')
                            if indexer != 'native':
                                if indexer == 'SOLR' and CFG_SOLR_URL:
                                    solr_add_fulltext(None, text) # FIXME: use real record ID
                                if indexer == 'XAPIAN' and CFG_XAPIAN_ENABLED:
                                    #xapian_add(None, 'fulltext', text) # FIXME: use real record ID
                                    pass
                                # we are relying on an external information retrieval system
                                # to provide full-text indexing, so dispatch text to it and
                                # return nothing here:
                                tmpwords = []
                            else:
                                tmpwords = self.tokenize_for_words_default(text)
                            words.update(dict(map(lambda x: (x, 1), tmpwords)))
                        except Exception, e:
                            message = 'ERROR: it\'s impossible to correctly extract words from %s referenced by %s: %s' % (url, url_direct_or_indirect, e)
                            register_exception(prefix=message, alert_admin=True)
                            write_message(message, stream=sys.stderr)
                    finally:
                        os.remove(tmpdoc)
                        if self.verbose > 3:
                            file_converter_logger.setLevel(old_logging_level)
                return words.keys()
        except Exception, e:
            message = 'ERROR: it\'s impossible to correctly extract words from %s: %s' % (url_direct_or_indirect, e)
            register_exception(prefix=message, alert_admin=True)
            write_message(message, stream=sys.stderr)
            return []
    def get_words_from_fulltext(self, url_direct_or_indirect):
        """Returns all the words contained in the document specified by
           URL_DIRECT_OR_INDIRECT with the words being split by various
           SRE_SEPARATORS regexp set earlier.  If FORCE_FILE_EXTENSION is
           set (e.g. to "pdf", then treat URL_DIRECT_OR_INDIRECT as a PDF
           file.  (This is interesting to index Indico for example.)  Note
           also that URL_DIRECT_OR_INDIRECT may be either a direct URL to
           the fulltext file or an URL to a setlink-like page body that
           presents the links to be indexed.  In the latter case the
           URL_DIRECT_OR_INDIRECT is parsed to extract actual direct URLs
           to fulltext documents, for all knows file extensions as
           specified by global CONV_PROGRAMS config variable.
        """
        write_message("... reading fulltext files from %s started" % url_direct_or_indirect, verbose=2)
        try:
            if bibdocfile_url_p(url_direct_or_indirect):
                write_message("... %s is an internal document" % url_direct_or_indirect, verbose=2)
                try:
                    bibdoc = bibdocfile_url_to_bibdoc(url_direct_or_indirect)
                except InvenioBibDocFileError:
                    # Outdated 8564 tag
                    return []
                indexer = get_idx_indexer('fulltext')
                if indexer != 'native':
                    # A document might belong to multiple records
                    for rec_link in bibdoc.bibrec_links:
                        recid = rec_link["recid"]
                        # Adds fulltexts of all files once per records
                        if not recid in fulltext_added:
                            bibrecdocs = BibRecDocs(recid)
                            try:
                                text = bibrecdocs.get_text()
                            except InvenioBibDocFileError:
                                # Invalid PDF
                                continue
                            if indexer == 'SOLR' and CFG_SOLR_URL:
                                solr_add_fulltext(recid, text)
                            elif indexer == 'XAPIAN' and CFG_XAPIAN_ENABLED:
                                xapian_add(recid, 'fulltext', text)

                        fulltext_added.add(recid)
                    # we are relying on an external information retrieval system
                    # to provide full-text indexing, so dispatch text to it and
                    # return nothing here:
                    return []
                else:
                    text = ""
                    if hasattr(bibdoc, "get_text"):
                        text = bibdoc.get_text()
                    return self.tokenize_for_words_default(text)
            else:
                if CFG_BIBINDEX_FULLTEXT_INDEX_LOCAL_FILES_ONLY:
                    write_message("... %s is external URL but indexing only local files" % url_direct_or_indirect, verbose=2)
                    return []
                write_message("... %s is an external URL" % url_direct_or_indirect, verbose=2)
                urls_to_index = set()
                for splash_re, url_re in CFG_BIBINDEX_SPLASH_PAGES.iteritems():
                    if re.match(splash_re, url_direct_or_indirect):
                        write_message("... %s is a splash page (%s)" % (url_direct_or_indirect, splash_re), verbose=2)
                        html = urllib2.urlopen(url_direct_or_indirect).read()
                        urls = get_links_in_html_page(html)
                        write_message("... found these URLs in %s splash page: %s" % (url_direct_or_indirect, ", ".join(urls)), verbose=3)
                        for url in urls:
                            if re.match(url_re, url):
                                write_message("... will index %s (matched by %s)" % (url, url_re), verbose=2)
                                urls_to_index.add(url)
                if not urls_to_index:
                    urls_to_index.add(url_direct_or_indirect)
                write_message("... will extract words from %s" % ', '.join(urls_to_index), verbose=2)
                words = {}
                for url in urls_to_index:
                    tmpdoc = download_url(url)
                    file_converter_logger = get_file_converter_logger()
                    old_logging_level = file_converter_logger.getEffectiveLevel()
                    if self.verbose > 3:
                        file_converter_logger.setLevel(logging.DEBUG)
                    try:
                        try:
                            tmptext = convert_file(tmpdoc, output_format='.txt')
                            text = open(tmptext).read()
                            os.remove(tmptext)

                            indexer = get_idx_indexer('fulltext')
                            if indexer != 'native':
                                if indexer == 'SOLR' and CFG_SOLR_URL:
                                    solr_add_fulltext(None, text) # FIXME: use real record ID
                                if indexer == 'XAPIAN' and CFG_XAPIAN_ENABLED:
                                    #xapian_add(None, 'fulltext', text) # FIXME: use real record ID
                                    pass
                                # we are relying on an external information retrieval system
                                # to provide full-text indexing, so dispatch text to it and
                                # return nothing here:
                                tmpwords = []
                            else:
                                tmpwords = self.tokenize_for_words_default(text)
                            words.update(dict(map(lambda x: (x, 1), tmpwords)))
                        except Exception, e:
                            message = 'ERROR: it\'s impossible to correctly extract words from %s referenced by %s: %s' % (url, url_direct_or_indirect, e)
                            register_exception(prefix=message, alert_admin=True)
                            write_message(message, stream=sys.stderr)
                    finally:
                        os.remove(tmpdoc)
                        if self.verbose > 3:
                            file_converter_logger.setLevel(old_logging_level)
                return words.keys()
        except Exception, e:
            message = 'ERROR: it\'s impossible to correctly extract words from %s: %s' % (url_direct_or_indirect, e)
            register_exception(prefix=message, alert_admin=True)
            write_message(message, stream=sys.stderr)
            return []
Beispiel #6
0
def extract_plots_from_pdf(url_pdf):
    pdf = download_url(url_pdf)
    run_shell_command(CFG_PDFPLOTEXTRACTOR_PATH + ' ' + pdf)

    plotextracted_pdf_path = pdf + '.extracted/extracted.json'
    return plotextracted_pdf_path