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Ref T97, use fuzzy search for aircraft ICAO

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This commit is contained in:
Klaus Basan
2017-06-27 20:28:05 +02:00
committed by Mathew Sutcliffe
parent 32abac5d94
commit 2093d9def2
4 changed files with 86 additions and 32 deletions
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53
src/blackmisc/aviation/aircrafticaocode.cpp
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@@ -290,7 +290,7 @@ namespace BlackMisc
if (getEngineCount() != c.digitValue()) { return false; }
}
if (et == '*') { return true; }
const QString cet = getEngineType();
const QString cet = this->getEngineType();
return cet.length() == 1 && cet.at(0) == et;
}
@@ -417,22 +417,61 @@ namespace BlackMisc
return hasValidCombinedType() && hasDesignator() && hasValidWtc() && hasManufacturer();
}
bool CAircraftIcaoCode::matchesDesignator(const QString &designator) const
bool CAircraftIcaoCode::matchesDesignator(const QString &designator, int fuzzyMatch, int *result) const
{
Q_ASSERT_X(fuzzyMatch >= -1 && fuzzyMatch <= 100, Q_FUNC_INFO, "fuzzyMatch range 0..100 or -1");
if (designator.isEmpty()) { return false; }
return designator.trimmed().toUpper() == this->m_designator;
const QString d = designator.trimmed().toUpper();
if (fuzzyMatch >= 0)
{
const int r = fuzzyShortStringComparision(this->getDesignator(), d) >= fuzzyMatch;
if (result) { *result = r; }
return r >= fuzzyMatch;
}
else
{
const bool e = this->getDesignator() == d;
if (result) { *result = e ? 100 : 0; }
return e;
}
}
bool CAircraftIcaoCode::matchesIataCode(const QString &iata) const
bool CAircraftIcaoCode::matchesIataCode(const QString &iata, int fuzzyMatch, int *result) const
{
Q_ASSERT_X(fuzzyMatch >= -1 && fuzzyMatch <= 100, Q_FUNC_INFO, "fuzzyMatch range 0..100 or -1");
if (iata.isEmpty()) { return false; }
return iata.trimmed().toUpper() == this->m_iataCode;
const QString i = iata.trimmed().toUpper();
if (fuzzyMatch >= 0)
{
const int r = fuzzyShortStringComparision(this->getIataCode(), i) >= fuzzyMatch;
if (result) { *result = r; }
return r >= fuzzyMatch;
}
else
{
const bool e = this->getIataCode() == i;
if (result) { *result = e ? 100 : 0; }
return e;
}
}
bool CAircraftIcaoCode::matchesFamily(const QString &family) const
bool CAircraftIcaoCode::matchesFamily(const QString &family, int fuzzyMatch, int *result) const
{
Q_ASSERT_X(fuzzyMatch >= -1 && fuzzyMatch <= 100, Q_FUNC_INFO, "fuzzyMatch range 0..100 or -1");
if (family.isEmpty()) { return false; }
return family.trimmed().toUpper() == this->m_family;
const QString f = family.trimmed().toUpper();
if (fuzzyMatch >= 0)
{
const int r = fuzzyShortStringComparision(this->getFamily(), f) >= fuzzyMatch;
if (result) { *result = r; }
return r >= fuzzyMatch;
}
else
{
const bool e = this->getFamily() == f;
if (result) { *result = e ? 100 : 0; }
return e;
}
}
bool CAircraftIcaoCode::matchesDesignatorOrIata(const QString &icaoOrIata) const

7
src/blackmisc/aviation/aircrafticaocode.h
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@@ -251,13 +251,14 @@ namespace BlackMisc
bool hasCompleteData() const;
//! Matches designator string?
bool matchesDesignator(const QString &designator) const;
bool matchesDesignator(const QString &designator, int fuzzyMatch = -1, int *result = nullptr) const;
//! Matches IATA string?
bool matchesIataCode(const QString &iata) const;
//! \remark IATA codes are only 3 characters, so using fuzzy search might yield bad results
bool matchesIataCode(const QString &iata, int fuzzyMatch = -1, int *result = nullptr) const;
//! Matches family?
bool matchesFamily(const QString &family) const;
bool matchesFamily(const QString &family, int fuzzyMatch = -1, int *result = nullptr) const;
//! Matches ICAO or IATA code
bool matchesDesignatorOrIata(const QString &icaoOrIata) const;

46
src/blackmisc/aviation/aircrafticaocodelist.cpp
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@@ -25,15 +25,32 @@ namespace BlackMisc
CSequence<CAircraftIcaoCode>(other)
{ }
CAircraftIcaoCodeList CAircraftIcaoCodeList::findByDesignator(const QString &designator) const
CAircraftIcaoCodeList CAircraftIcaoCodeList::findByDesignator(const QString &designator, int fuzzySearch) const
{
if (!CAircraftIcaoCode::isValidDesignator(designator)) { return CAircraftIcaoCodeList(); }
if (!fuzzySearch && !CAircraftIcaoCode::isValidDesignator(designator)) { return CAircraftIcaoCodeList(); }
if (fuzzySearch && designator.length() < 3) { return CAircraftIcaoCodeList(); }
return this->findBy([&](const CAircraftIcaoCode & code)
{
return code.matchesDesignator(designator);
return code.matchesDesignator(designator, fuzzySearch);
});
}
CAircraftIcaoCode CAircraftIcaoCodeList::findBestFuzzyMatchOrDefault(const QString &designator, int cutoff) const
{
if (designator.length() < 3) { return CAircraftIcaoCode(); }
int best = 0;
int current = 0;
CAircraftIcaoCode found;
const QString d(designator.trimmed().toUpper());
for (const CAircraftIcaoCode &code : * this)
{
if (!code.matchesDesignator(d, cutoff, &current)) { continue; }
if (current == 100.0) { return code; }
if (best < current) { found = code; }
}
return found;
}
CAircraftIcaoCodeList CAircraftIcaoCodeList::findByValidDesignator() const
{
return this->findBy([](const CAircraftIcaoCode & code)
@@ -88,21 +105,21 @@ namespace BlackMisc
return icaosDesignator.isEmpty() ? icaosFamily : icaosDesignator;
}
CAircraftIcaoCodeList CAircraftIcaoCodeList::findByIataCode(const QString &iata) const
CAircraftIcaoCodeList CAircraftIcaoCodeList::findByIataCode(const QString &iata, int fuzzySearch) const
{
if (iata.isEmpty()) { return CAircraftIcaoCodeList(); }
return this->findBy([&](const CAircraftIcaoCode & code)
{
return code.matchesIataCode(iata);
return code.matchesIataCode(iata, fuzzySearch);
});
}
CAircraftIcaoCodeList CAircraftIcaoCodeList::findByFamily(const QString &family) const
CAircraftIcaoCodeList CAircraftIcaoCodeList::findByFamily(const QString &family, int fuzzySearch) const
{
if (family.isEmpty()) { return CAircraftIcaoCodeList(); }
return this->findBy([&](const CAircraftIcaoCode & code)
{
return code.matchesFamily(family);
return code.matchesFamily(family, fuzzySearch);
});
}
@@ -338,22 +355,15 @@ namespace BlackMisc
codes = this->findByIataCode(designator);
if (!codes.isEmpty()) break;
// search by reduced length
if (designator.length() >= 4)
{
codes = this->findByDesignator(designator.left(4));
if (!codes.isEmpty()) break;
}
// search fuzzy and restrict length
const CAircraftIcaoCode bestMatch = this->findBestFuzzyMatchOrDefault(designator.length() < 5 ? designator : designator.left(5), 70);
if (bestMatch.hasValidDesignator()) { return bestMatch; }
// still empty, try to find by family
codes = this->findByFamily(designator);
if (!codes.isEmpty()) break;
// now try to find as ending
codes = this->findEndingWith(designator);
if (!codes.isEmpty()) break;
// by any descriptionS
// by any description
codes = this->findMatchingByAnyDescription(designator);
}
while (false);

12
src/blackmisc/aviation/aircrafticaocodelist.h
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@@ -46,13 +46,16 @@ namespace BlackMisc
CAircraftIcaoCodeList(const CSequence<CAircraftIcaoCode> &other);
//! Find by designator
CAircraftIcaoCodeList findByDesignator(const QString &designator) const;
CAircraftIcaoCodeList findByDesignator(const QString &designator, int fuzzySearch = -1) const;
//! Find by designator
CAircraftIcaoCode findBestFuzzyMatchOrDefault(const QString &designator, int cutoff = 50) const;
//! Find by IATA code
CAircraftIcaoCodeList findByIataCode(const QString &iata) const;
CAircraftIcaoCodeList findByIataCode(const QString &iata, int fuzzySearch = -1) const;
//! Find by family
CAircraftIcaoCodeList findByFamily(const QString &family) const;
CAircraftIcaoCodeList findByFamily(const QString &family, int fuzzySearch = -1) const;
//! Ones with a valid designator
CAircraftIcaoCodeList findByValidDesignator() const;
@@ -67,7 +70,8 @@ namespace BlackMisc
CAircraftIcaoCodeList findByDesignatorIataOrFamily(const QString &icaoIataOrFamily) const;
//! Find code ending with string, e.g. "738" finds "B738"
//! \remark many users use wrong ICAO designators, one typical mistake is "738" for "B737"
//! \remark many users use wrong ICAO designators, one typical mistake is "738" for "B737"
//! \remark consider to use findBestFuzzyMatchOrDefault
CAircraftIcaoCodeList findEndingWith(const QString &icaoEnding) const;
//! Find by manufacturer