/usr/lib/Wt/examples/charts/CsvUtil.C is in witty-examples 3.1.10-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | /*
* Copyright (C) 2008 Emweb bvba, Kessel-Lo, Belgium.
*
* See the LICENSE file for terms of use.
*/
#include <stdlib.h>
#include <boost/tokenizer.hpp>
#include <Wt/WAbstractItemModel>
#include <Wt/WString>
#include "CsvUtil.h"
void readFromCsv(std::istream& f, Wt::WAbstractItemModel *model,
int numRows, bool firstLineIsHeaders)
{
int csvRow = 0;
while (f) {
std::string line;
getline(f, line);
if (f) {
typedef boost::tokenizer<boost::escaped_list_separator<char> >
CsvTokenizer;
CsvTokenizer tok(line);
int col = 0;
for (CsvTokenizer::iterator i = tok.begin();
i != tok.end(); ++i, ++col) {
if (col >= model->columnCount())
model->insertColumns(model->columnCount(),
col + 1 - model->columnCount());
if (firstLineIsHeaders && csvRow == 0)
model->setHeaderData(col, boost::any(Wt::WString::fromUTF8(*i)));
else {
int dataRow = firstLineIsHeaders ? csvRow - 1 : csvRow;
if (numRows != -1 && dataRow >= numRows)
return;
if (dataRow >= model->rowCount())
model->insertRows(model->rowCount(),
dataRow + 1 - model->rowCount());
boost::any data;
std::string s = *i;
char *endptr;
if (s.empty())
data = boost::any();
else {
double d = strtod(s.c_str(), &endptr);
if (*endptr == 0)
data = boost::any(d);
else
data = boost::any(Wt::WString::fromUTF8(s));
}
model->setData(dataRow, col, data);
}
}
}
++csvRow;
}
}
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