privacore-open-source-search-engine/tools/dump_wordcount.cpp

#include "XmlDoc.h"
#include "Collectiondb.h"
#include "SpiderCache.h"
#include "Titledb.h"
#include "Doledb.h"
#include "CountryCode.h"
#include "Log.h"
#include "Conf.h"
#include "Mem.h"
#include "Domains.h"
#include "Version.h"
#include <libgen.h>
#include <algorithm>
#include <limits.h>

static void print_usage(const char *argv0) {
	fprintf(stdout, "Usage: %s [-h] PATH\n", argv0);
	fprintf(stdout, "Dump word count in titlerec\n");
	fprintf(stdout, "\n");
	fprintf(stdout, "  -h, --help     display this help and exit\n");
}

static void cleanup() {
	g_log.m_disabled = true;

	g_linkdb.reset();
	g_clusterdb.reset();
	g_spiderCache.reset();
	g_doledb.reset();
	g_spiderdb.reset();
	g_tagdb.reset();
	g_titledb.reset();
	g_posdb.reset();

	g_collectiondb.reset();

	g_loop.reset();
}

int main(int argc, char **argv) {
	if (argc < 2) {
		print_usage(argv[0]);
		return 1;
	}

	if (strcmp(argv[1], "-h") == 0 || strcmp(argv[1], "--help") == 0 ) {
		print_usage(argv[0]);
		return 1;
	}

    if (strcmp(argv[1], "-v") == 0 || strcmp(argv[1], "--version") == 0 ) {
        printVersion(basename(argv[0]));
        return 1;
    }

	g_log.m_disabled = true;

	// initialize library
	g_mem.init();
	hashinit();

	// current dir
	char path[PATH_MAX];
	realpath(argv[1], path);
	size_t pathLen = strlen(path);
	if (path[pathLen] != '/') {
		strcat(path, "/");
	}

	g_hostdb.init(-1, false, false, true, path);
	g_conf.init(path);

	const char *errmsg;
	if (!UnicodeMaps::load_maps("ucdata",&errmsg)) {
		log("Unicode initialization failed!");
		exit(1);
	}

	if(!initializeDomains(g_hostdb.m_dir)) {
		log("Domains initialization failed!");
		exit(1);
	}

	// initialize rdbs
	g_loop.init();

	g_collectiondb.loadAllCollRecs();

	g_posdb.init();
	g_titledb.init();
	g_tagdb.init();
	g_spiderdb.init();
	g_doledb.init();
	g_spiderCache.init();
	g_clusterdb.init();
	g_linkdb.init();

	g_collectiondb.addRdbBaseToAllRdbsForEachCollRec();

	g_log.m_disabled = false;
	g_log.m_logPrefix = false;

	CollectionRec *cr = g_collectiondb.getRec("main");
	if (!cr) {
		logf(LOG_TRACE, "No main collection found");
		return 1;
	}

	Msg5 msg5;
	RdbList list;

	key96_t startKey;
	startKey.setMin();

	key96_t endKey;
	endKey.setMax();

	while (msg5.getList(RDB_TITLEDB, cr->m_collnum, &list, &startKey, &endKey, 10485760, true, 0, -1, NULL, NULL, 0, true, -1, false)) {
		if (list.isEmpty()) {
			break;
		}

		for (list.resetListPtr(); !list.isExhausted(); list.skipCurrentRecord()) {
			key96_t key = list.getCurrentKey();
			int64_t docId = Titledb::getDocIdFromKey(&key);

			XmlDoc xmlDoc;
			if (!xmlDoc.set2(list.getCurrentRec(), list.getCurrentRecSize(), "main", NULL, 0)) {
				logf(LOG_TRACE, "Unable to set XmlDoc for docId=%" PRIu64, docId);
				continue;
			}

			if (xmlDoc.m_indexCode != 0 || xmlDoc.m_httpStatus != 200 || (xmlDoc.size_redirUrl > 1 && xmlDoc.size_utf8Content == 0)) {
				continue;
			}

			if (xmlDoc.m_contentType != CT_HTML && xmlDoc.m_contentType != CT_TEXT) {
				continue;
			}

			Xml *xml = xmlDoc.getXml();
			if (xml == nullptr || xml == (Xml*)-1) {
				logf(LOG_TRACE, "Unable to get Xml for docId=%" PRIu64, docId);
				continue;
			}

			bool hasScript = false;
			for (int i = 0; i < xml->getNumNodes(); ++i) {
				if (xml->getNodeId(i) == TAG_SCRIPT) {
					hasScript = true;
					break;
				}
			}

			const TokenizerResult *tr = xmlDoc.getTokenizerResult();
			if (tr == nullptr || tr == (TokenizerResult*)-1) {
				logf(LOG_TRACE, "Unable to get TokenizerResult for docId=%" PRIu64, docId);
				continue;
			}

			unsigned alfanum_token_count = 0;
			for(const auto &t : tr->tokens)
				if(t.is_alfanum)
					alfanum_token_count++;
			fprintf(stdout, "%" PRIu64"|%u|%d|%s\n", docId, alfanum_token_count, hasScript, xmlDoc.getFirstUrl()->getUrl());
		}

		startKey = *(key96_t *)list.getLastKey();
		startKey++;

		// watch out for wrap around
		if ( startKey < *(key96_t *)list.getLastKey() ) {
			break;
		}
	}

	cleanup();

	return 0;
}