#include <xapian.h>

Public Member Functions
	Source ()
Xapian::Database &	db ()
	Access the Xapian database.
const Xapian::Database &	db () const
	Access the Xapian database.
void	open () const
void	invalidate ()
time_t	timestamp () const
	Timestamp of when the Xapian database was last updated.
void	updateLeniently (AptDatabase &apt, OpProgress *op=0)
void	update (OpProgress *op=0)
bool	hasData () const
	Returns true if the index has data.
Query	query (const std::string &s, bool expand=true, int qualityCutoff=50)
Query	partialQuery (const std::string &s)
Xapian::docid	docidByName (const std::string &pkgname) const
	Returns true if the index is older than the Apt database information.
Xapian::Query	makeORQuery (const std::string &keywords) const
	Tokenize the string and build an OR query with the resulting keywords.
Xapian::Query	makePartialORQuery (const std::string &keywords) const
	Tokenize the string and build an OR query with the resulting keywords.
template<typename ITER >
Xapian::Query	makeORQuery (const ITER &begin, const ITER &end) const
	Build a query with the given keywords, specified as iterators of strings.
std::vector< std::string >	expand (Xapian::Enquire &enq) const
	Return a list of tag-based terms that can be used to expand an OR query.
Xapian::Query	makeRelatedQuery (const std::string &pkgname) const
	Create a query to look for packages similar to the given one.
double	getDoubleValue (const std::string &pkgname, Xapian::valueno val_id) const
	Get the integer value for.
int	getIntValue (const std::string &pkgname, Xapian::valueno val_id) const
	Get the integer value for.
Protected Member Functions
void	normalize_and_add (Xapian::Document &doc, const std::string &term, int &pos) const
	Add normalised tokens computed from the string to the document doc.
Static Protected Member Functions
static std::string	toLower (const std::string &str)
	Return a lowercased copy of the string.
Protected Attributes
Xapian::Database	m_db
Xapian::Stem	m_stem
bool	m_opened

Constructor & Destructor Documentation

ept::core::xapian::Source::Source ( )

Member Function Documentation

Xapian::Database& ept::core::xapian::Source::db ( ) [inline]

Access the Xapian database.

References m_db, and open().

Referenced by getDoubleValue(), getIntValue(), makeRelatedQuery(), partialQuery(), and query().

const Xapian::Database& ept::core::xapian::Source::db ( ) const [inline]

Access the Xapian database.

References m_db, and open().

Xapian::docid ept::core::xapian::Source::docidByName ( const std::string & pkgname ) const

Returns true if the index is older than the Apt database information.

References m_db.

Referenced by getDoubleValue(), and getIntValue().

std::vector<std::string> ept::core::xapian::Source::expand ( Xapian::Enquire & enq ) const

Return a list of tag-based terms that can be used to expand an OR query.

Referenced by query().

double ept::core::xapian::Source::getDoubleValue	(	const std::string &	pkgname,
		Xapian::valueno	val_id
	)		const

Get the integer value for.

References db(), and docidByName().

int ept::core::xapian::Source::getIntValue	(	const std::string &	pkgname,
		Xapian::valueno	val_id
	)		const

Get the integer value for.

References db(), and docidByName().

bool ept::core::xapian::Source::hasData ( ) const [inline]

Returns true if the index has data.

References timestamp().

void ept::core::xapian::Source::invalidate ( ) [inline]

References m_db, and m_opened.

Referenced by update().

template<typename ITER >

Xapian::Query ept::core::xapian::Source::makeORQuery	(	const ITER &	begin,
		const ITER &	end
	)		const `[inline]`

Build a query with the given keywords, specified as iterators of strings.

Xapian::Query ept::core::xapian::Source::makeORQuery ( const std::string & keywords ) const

Tokenize the string and build an OR query with the resulting keywords.

Xapian::Query ept::core::xapian::Source::makePartialORQuery ( const std::string & keywords ) const

Tokenize the string and build an OR query with the resulting keywords.

The last token in keywords is considered to be typed only partially, to implement proper search-as-you-type.

Xapian::Query ept::core::xapian::Source::makeRelatedQuery ( const std::string & pkgname ) const

Create a query to look for packages similar to the given one.

References db().

void ept::core::xapian::Source::normalize_and_add	(	Xapian::Document &	doc,
		const std::string &	term,
		int &	pos
	)		const `[protected]`

Add normalised tokens computed from the string to the document doc.

pos is used as a sequence generator for entering the token position in the document.

References m_stem, and toLower().

void ept::core::xapian::Source::open ( ) const

References ept::textsearch::Path::index(), m_db, m_opened, and timestamp().

Referenced by db().

Query ept::core::xapian::Source::partialQuery ( const std::string & s ) [inline]

References ept::core::xapian::Query::addTerms(), and db().

Query ept::core::xapian::Source::query	(	const std::string &	s,
		bool	expand = `true`,
		int	qualityCutoff = `50`
	)		`[inline]`

References ept::core::xapian::Query::addSecondaryTerm(), ept::core::xapian::Query::addTerms(), db(), expand(), ept::core::xapian::Query::setExpand(), and ept::core::xapian::Query::setQualityCutoff().

time_t ept::core::xapian::Source::timestamp ( ) const

Timestamp of when the Xapian database was last updated.

References ept::textsearch::Path::indexTimestamp().

Referenced by hasData(), open(), and updateLeniently().

std::string ept::core::xapian::Source::toLower ( const std::string & str ) [static, protected]

Return a lowercased copy of the string.

Referenced by normalize_and_add().

void ept::core::xapian::Source::update ( OpProgress * op = 0 ) [inline]

References invalidate().

Referenced by updateLeniently().

void ept::core::xapian::Source::updateLeniently	(	AptDatabase &	apt,
		OpProgress *	op = `0`
	)		`[inline]`

References timestamp(), ept::core::AptDatabase::timestamp(), and update().

Member Data Documentation

Xapian::Database ept::core::xapian::Source::m_db [mutable, protected]

Referenced by db(), docidByName(), invalidate(), and open().

bool ept::core::xapian::Source::m_opened [mutable, protected]

Referenced by invalidate(), and open().

Xapian::Stem ept::core::xapian::Source::m_stem [protected]

Referenced by normalize_and_add().

The documentation for this struct was generated from the following files:

ept::core::xapian::Source Struct Reference

Public Member Functions

Protected Member Functions

Static Protected Member Functions

Protected Attributes

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation