Revision 519b2fe3
Von Christian Ehringfeld vor mehr als 8 Jahren hinzugefügt
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#include "filevalidator.h"
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#include <QFileInfo>
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#include <QMimeType>
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#include <QMimeDatabase>
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using namespace CuteEntityManager;
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FileValidator::FileValidator() : Validator() {
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}
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/**
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* @brief FileValidator::validateParam
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* @param value must be the absolute FilePath
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* @param param
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* @return
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*/
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ErrorMsg FileValidator::validateParam(QVariant value, Param param) const {
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QFileInfo file = QFileInfo(value.toString());
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if (param.getName() == "mimeTypes") {
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return this->validateMIMEType(file, param);
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} else if (param.getName() == "extensions") {
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return this->validateExtension(file, param);
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} else if (param.getName() == "minSize"
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&& file.size() < param.getValue().toLongLong()) {
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return ErrorMsg(param.getName(),
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"The file <property> is too small. Its size cannot be smaller than " +
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param.getValue().toString() + " bytes.");
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} else if (param.getName() == "maxSize") {
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return ErrorMsg(param.getName(),
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"The file <property> is too big. Its size cannot exceed " +
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param.getValue().toString() + " bytes.");
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}
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return ErrorMsg();
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}
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ErrorMsg FileValidator::validateMIMEType(const QFileInfo &file,
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const Param ¶m) const {
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QMimeDatabase mimeDatabase;
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QMimeType mimeType = mimeDatabase.mimeTypeForFile(file);
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if (param.getValue().canConvert<QStringList>()) {
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QStringList list = param.getValue().toStringList();
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for (int i = 0; i < list.size(); ++i) {
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if (mimeType.inherits(list.at(i))) {
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return ErrorMsg();
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}
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}
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return ErrorMsg(param.getName(),
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"Only files with these MIME types are allowed: " + list.join(", ") + ".");
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} else {
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if (!mimeType.inherits(param.getValue().toString())) {
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return ErrorMsg(param.getName(),
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"Only files with this MIME type are allowed: " +
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param.getValue().toString() + ".");
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}
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}
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return ErrorMsg();
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}
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ErrorMsg FileValidator::validateExtension(const QFileInfo &file,
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const Param ¶m) const {
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if (param.getValue().canConvert<QStringList>()) {
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QStringList list = param.getValue().toStringList();
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for (int i = 0; i < list.size(); ++i) {
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if (file.completeSuffix().contains(list.at(i))) {
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return ErrorMsg();
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}
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}
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return ErrorMsg(param.getName(),
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"Only files with these extension types are allowed: " + list.join(", "));
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} else {
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if (!file.completeSuffix().contains(param.getValue().toString())) {
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return ErrorMsg(param.getName(),
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"Only files with this extension type are allowed: " +
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param.getValue().toString() + ".");
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}
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}
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return ErrorMsg();
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}
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Auch abrufbar als: Unified diff
file, image and pattern validator