function delete_docs($dbpath, $identifiers)
{
// Open the database we're going to be deleting from.
$db = new XapianWritableDatabase($dbpath, Xapian::DB_OPEN);
foreach ($identifiers as $identifier) {
$idterm = 'Q' . $identifier;
$db->delete_document($idterm);
}
}
function index($datapath, $dbpath)
{
// Create or open the database we're going to be writing to.
$db = new XapianWritableDatabase($dbpath, Xapian::DB_CREATE_OR_OPEN);
// Set up a TermGenerator that we'll use in indexing
$termgenerator = new XapianTermGenerator();
$termgenerator->set_stemmer(new XapianStem('en'));
// open the file
$fH = open_file($datapath);
// Read the header row in
$headers = get_csv_headers($fH);
while (($row = parse_csv_row($fH, $headers)) !== false) {
// mapping from field name to value using first row headers
// We're just going to use id_NUMBER, TITLE and DESCRIPTION
$description = $row['DESCRIPTION'];
$title = $row['TITLE'];
$identifier = $row['id_NUMBER'];
$collection = $row['COLLECTION'];
$maker = $row['MAKER'];
// we make a document and tell the term generator to use this
$doc = new XapianDocument();
$termgenerator->set_document($doc);
// index each field with a suitable prefix
$termgenerator->index_text($title, 1, 'S');
$termgenerator->index_text($description, 1, 'XD');
// index fields without prefixes for general search
$termgenerator->index_text($title);
$termgenerator->increase_termpos();
$termgenerator->index_text($description);
### Start of new indexing code.
// index the MATERIALS field, splitting on semicolons
$materials = explode(";", $row['MATERIALS']);
foreach ($materials as $material) {
$material = strtolower(trim($material));
if ($material != '') {
$doc->add_boolean_term('XM' . $material);
}
}
### End of new indexing code.
// store all the fields for display purposes
$doc->set_data(json_encode($row));
// we use the identifier to ensure each object ends up
// in the database only once no matter how many times
// we run the indexer
$idterm = "Q" . $identifier;
$doc->add_term($idterm);
$db->replace_document($idterm, $doc);
}
}
function index($datapath, $dbpath)
{
// Create or open the database we're going to be writing to.
$db = new XapianWritableDatabase($dbpath, Xapian::DB_CREATE_OR_OPEN);
// Set up a TermGenerator that we'll use in indexing.
$termgenerator = new XapianTermGenerator();
$termgenerator->set_stemmer(new XapianStem('english'));
// Open the file.
$fH = open_file($datapath);
// Read the header row in.
$headers = get_csv_headers($fH);
while (($row = parse_csv_row($fH, $headers)) !== false) {
// '$row' maps field name to value. The field names come from the
// first row of the CSV file.
//
// We're just going to use DESCRIPTION, TITLE and id_NUMBER.
$description = $row['DESCRIPTION'];
$title = $row['TITLE'];
$identifier = $row['id_NUMBER'];
// We make a document and tell the term generator to use this.
$doc = new XapianDocument();
$termgenerator->set_document($doc);
// Index each field with a suitable prefix.
$termgenerator->index_text($title, 1, 'S');
$termgenerator->index_text($description, 1, 'XD');
// Index fields without prefixes for general search.
$termgenerator->index_text($title);
$termgenerator->increase_termpos();
$termgenerator->index_text($description);
// Store all the fields for display purposes.
$doc->set_data(json_encode($row));
// We use the identifier to ensure each object ends up in the
// database only once no matter how many times we run the
// indexer.
$idterm = "Q" . $identifier;
$doc->add_boolean_term($idterm);
$db->replace_document($idterm, $doc);
}
}
/**
* Index file contents
*
* @param array $lines The array of the file contents, each entry corresponds to a new line (included)
*/
protected function _index($lines, $file_path)
{
if (empty($lines)) {
return false;
}
// Open the database for update, creating a new database if necessary.
$database = new XapianWritableDatabase(self::$_database_path, Xapian::DB_CREATE_OR_OPEN);
$indexer = new XapianTermGenerator();
$stemmer = new XapianStem("english");
$indexer->set_stemmer($stemmer);
$para = '';
//$lines = file($path);
foreach ($lines as $line) {
$line = rtrim($line);
if ($line == "" && $para != "") {
// We've reached the end of a paragraph, so index it.
$doc = new XapianDocument();
$doc->set_data($para);
$doc->add_value('file', $file_path);
//add meta-information to the entry
$indexer->set_document($doc);
$indexer->index_text($para);
// Add the document to the database.
$database->add_document($doc);
$para = "";
} else {
if ($para != "") {
$para .= " ";
}
$para .= $line;
}
}
// Set the database handle to Null to ensure that it gets closed
// down cleanly or uncommitted changes may be lost.
$database = Null;
}
if (php_sapi_name() != "cli") {
print "This example script is written to run under the command line ('cli') version of\n";
print "the PHP interpreter, but you're using the '".php_sapi_name()."' version\n";
exit(1);
}
include "php5/xapian.php";
if ($argc != 2) {
print "Usage: {$argv[0]} PATH_TO_DATABASE\n";
exit(1);
}
try {
// Open the database for update, creating a new database if necessary.
$database = new XapianWritableDatabase($argv[1], Xapian::DB_CREATE_OR_OPEN);
$indexer = new XapianTermGenerator();
$stemmer = new XapianStem("english");
$indexer->set_stemmer($stemmer);
$para = '';
$lines = file("php://stdin");
foreach ($lines as $line) {
$line = rtrim($line);
if ($line == "" && $para != "") {
// We've reached the end of a paragraph, so index it.
$doc = new XapianDocument();
$doc->set_data($para);
$indexer->set_document($doc);
}
}
# Check that open_stub() writable form is wrapped as expected.
try {
$db = Xapian::auto_open_stub("nosuchdir/nosuchdb", Xapian::DB_OPEN);
print "Opened non-existent stub database\n";
exit(1);
} catch (Exception $e) {
if ($e->getMessage() !== "DatabaseOpeningError: Couldn't open stub database file: nosuchdir/nosuchdb (No such file or directory)") {
print "DatabaseOpeningError Exception string not as expected, got: '{$e->getMessage()}'\n";
exit(1);
}
}
# Check that DB_BACKEND_STUB works as expected.
try {
$db = new XapianWritableDatabase("nosuchdir/nosuchdb", Xapian::DB_OPEN | Xapian::DB_BACKEND_STUB);
print "Opened non-existent stub database\n";
exit(1);
} catch (Exception $e) {
if ($e->getMessage() !== "DatabaseOpeningError: Couldn't open stub database file: nosuchdir/nosuchdb (No such file or directory)") {
print "DatabaseOpeningError Exception string not as expected, got: '{$e->getMessage()}'\n";
exit(1);
}
}
# Regression test for bug#193, fixed in 1.0.3.
$vrp = new XapianNumberValueRangeProcessor(0, '$', true);
$a = '$10';
$b = '20';
$vrp->apply($a, $b);
if (Xapian::sortable_unserialise($a) != 10) {
print Xapian::sortable_unserialise($a) . " != 10\n";
foreach ($doc->termlist_begin() as $k => $term) {
$s .= $term . ':' . $k->get_wdf() . ' ';
}
if ($s !== 'ask:1 i:1 in:2 nothing:1 return:2 tea:1 time:2 ') {
print "PHP Iterator wrapping of TermIterator keys doesn't work ({$s})\n";
exit(1);
}
# Test GeoSpatial API
$coord = new XapianLatLongCoord();
$coord = new XapianLatLongCoord(-41.288889, 174.777222);
define('COORD_SLOT', 2);
$metric = new XapianGreatCircleMetric();
$range = 42.0;
$centre = new XapianLatLongCoords($coord);
$query = new XapianQuery(new XapianLatLongDistancePostingSource(COORD_SLOT, $centre, $metric, $range));
$db = new XapianWritableDatabase('', Xapian::DB_BACKEND_INMEMORY);
$coords = new XapianLatLongCoords();
$coords->append(new XapianLatLongCoord(40.6048, -74.4427));
$doc = new XapianDocument();
$doc->add_term("coffee");
$doc->add_value(COORD_SLOT, $coords->serialise());
$db->add_document($doc);
$centre = new XapianLatLongCoords();
$centre->append(new XapianLatLongCoord(40.6048, -74.4427));
$ps = new XapianLatLongDistancePostingSource(COORD_SLOT, $centre, $metric, $range);
$q = new XapianQuery("coffee");
$q = new XapianQuery(XapianQuery::OP_AND, $q, new XapianQuery($ps));
$enq = new XapianEnquire($db);
$enq->set_query($q);
$mset = $enq->get_mset(0, 10);
if ($mset->size() != 1) {