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src/expression/KDbExpression.cpp
| Show First 20 Lines • Show All 296 Lines • ▼ Show 20 Line(s) | 296 | { | |||
|---|---|---|---|---|---|
| 297 | return d->expressionClass == KDb::UnknownExpression; | 297 | return d->expressionClass == KDb::UnknownExpression; | ||
| 298 | } | 298 | } | ||
| 299 | 299 | | |||
| 300 | KDbExpression KDbExpression::clone() const | 300 | KDbExpression KDbExpression::clone() const | ||
| 301 | { | 301 | { | ||
| 302 | return KDbExpression(d->clone()); | 302 | return KDbExpression(d->clone()); | ||
| 303 | } | 303 | } | ||
| 304 | 304 | | |||
| 305 | KDbExpression KDbExpression::resolveQuotedIdentifiers(KDbParseInfo *parseInfo) | ||||
| 306 | { | ||||
| 307 | if (!isQueryParameter()) { | ||||
| 308 | foreach(ExplicitlySharedExpressionDataPointer data, d->children) { | ||||
| 309 | KDbExpression child(data); | ||||
| 310 | child.resolveQuotedIdentifiers(parseInfo); | ||||
| 311 | } | ||||
| 312 | return *this; | ||||
| 313 | } | ||||
| 314 | const KDbQueryParameterExpression queryParam = toQueryParameter(); | ||||
| 315 | QString value = queryParam.value().toString(); | ||||
| 316 | if (value == QStringLiteral("*")) { | ||||
| 317 | // The start would pass the validation for KDbVariableExpression, | ||||
| 318 | // but within a quoted identifier it is always a query parameter. | ||||
| 319 | return *this; | ||||
| 320 | } | ||||
| 321 | KDbVariableExpression possibleColumn (value); | ||||
| 322 | if (!possibleColumn.validate(parseInfo)) { | ||||
| 323 | return *this; | ||||
| 324 | } | ||||
| 325 | kdbDebug() << "replace" << queryParam << "for" << possibleColumn; | ||||
| 326 | if (queryParam.d->parent) { | ||||
| 327 | KDbExpression parent(queryParam.d->parent); | ||||
| 328 | int index = parent.indexOfChild(queryParam); | ||||
| 329 | parent.removeChild(index); | ||||
| 330 | parent.insertChild(index, possibleColumn); | ||||
| 331 | } | ||||
| 332 | return possibleColumn; | ||||
| 333 | } | ||||
| 334 | | ||||
| 305 | KDbToken KDbExpression::token() const | 335 | KDbToken KDbExpression::token() const | ||
| 306 | { | 336 | { | ||
| 307 | return d->token; | 337 | return d->token; | ||
| 308 | } | 338 | } | ||
| 309 | 339 | | |||
| 310 | void KDbExpression::setToken(KDbToken token) | 340 | void KDbExpression::setToken(KDbToken token) | ||
| 311 | { | 341 | { | ||
| 312 | d->token = token; | 342 | d->token = token; | ||
| ▲ Show 20 Lines • Show All 323 Lines • Show Last 20 Lines | |||||