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Koodi Ongelmat Pull-pyynnöt 1 Julkaisut Wiki Toiminta

shared: SandboxedProcessor: Perform MIME-type detection

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Detect mime types, and for text/*, run the default text processor.

The added benefit is that we can now add plaintext files without extensions,
or many other text files (e. g. source code).
This commit is contained in:
Albert S. 2022-05-30 19:51:13 +02:00
vanhempi 40207c3399
commit aed0ca31f7
2 muutettua tiedostoa jossa 25 lisäystä ja 5 poistoa
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28
shared/sandboxedprocessor.cpp
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@ -22,7 +22,7 @@ static QMap<QString, Processor *> processors{
{"py", defaultTextProcessor}, {"xml", nothingProcessor}, {"html", tagStripperProcessor},
{"java", defaultTextProcessor}, {"js", defaultTextProcessor}, {"cpp", defaultTextProcessor},
{"c", defaultTextProcessor}, {"sql", defaultTextProcessor}, {"odt", odtProcessor},
{"ods", odsProcessor}};
{"ods", odsProcessor}, {"svg", nothingProcessor}};
void SandboxedProcessor::enableSandbox(QString readablePath)
{
@ -50,7 +50,7 @@ void SandboxedProcessor::enableSandbox(QString readablePath)
int ret = exile_enable_policy(policy);
if(ret != 0)
{
qDebug() << "Failed to establish sandbox: " << ret;
qCritical() << "Failed to establish sandbox: " << ret;
exit(EXIT_FAILURE);
}
exile_free_policy(policy);
@ -74,9 +74,27 @@ void SandboxedProcessor::printResults(const QVector<PageData> &pageData)
int SandboxedProcessor::process()
{
QFileInfo fileInfo(this->filePath);
Processor *processor = processors.value(fileInfo.suffix(), nothingProcessor);
if(processor == nothingProcessor)
Processor *processor = processors.value(fileInfo.suffix(), nullptr);
if(processor == nullptr)
{
/* TODO: This is not sandboxed yet ... */
QMimeType mimeType = mimeDatabase.mimeTypeForFile(fileInfo);
if(mimeType.name().startsWith("text/"))
{
processor = defaultTextProcessor;
}
else
{
for(QString &str : mimeType.allAncestors())
{
if(str.startsWith("text/"))
{
processor = defaultTextProcessor;
}
}
}
}
if(processor == nullptr || processor == nothingProcessor)
{
/* Nothing to do */
return NOTHING_PROCESSED;

2
shared/sandboxedprocessor.h
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@ -1,12 +1,14 @@
#ifndef SANDBOXEDPROCESSOR_H
#define SANDBOXEDPROCESSOR_H
#include <QString>
#include <QMimeDatabase>
#include "pagedata.h"
class SandboxedProcessor
{
private:
QString filePath;
QMimeDatabase mimeDatabase;
void enableSandbox(QString readablePath = "");
void printResults(const QVector<PageData> &pageData);