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#include "streamRows.h"
#include "rowProcessor.h"
StreamRows::StreamRows(const xmlpp::Element * p) :
DefinedColumns(p),
fieldSep(p->get_attribute_value("fieldSep")[0]),
quoteChar(p->get_attribute_value("quoteChar")[0]),
keepBlankRows(p->get_attribute_value("keepBlankRows") == "true"),
countBlankRows(p->get_attribute_value("keepBlankRows") == "count"),
newline(p->get_attribute_value("newline")),
newlin(newline, 0, newline.length() - 1),
encoding(p->get_attribute_value("encoding")),
skipheader(atoi(p->get_attribute_value("skipheader").c_str())),
inQuotes(false),
prevWasQuote(false)
{
mkCols = columns.empty();
}
StreamRows::~StreamRows()
{
}
void
StreamRows::addColumn(Glib::ustring & tok) const
{
for (Glib::ustring::iterator i = tok.begin(); i != tok.end(); ) {
if (!isalnum(*i)) {
tok.erase(i);
}
else {
i++;
}
}
columns.insert(Column(columns.size(), tok));
}
void
StreamRows::begin() const
{
curCol = columns.get<byColIdx>().begin();
tok.clear();
}
void
StreamRows::pushChar(gunichar c, const RowProcessor * rp) const
{
if ((!inQuotes) && (c == *newline.rbegin()) && (tok.compare(tok.length() - newlin.length(), newlin.length(), newlin) == 0)) {
if (skipheader) {
skipheader -= 1;
}
else {
tok.erase(tok.length() - newlin.length());
if (!mkCols) {
if (!tok.empty()) {
*curCol++ = VariableType(tok);
}
if (keepBlankRows || curCol != columns.get<byColIdx>().begin()) {
while (curCol != columns.get<byColIdx>().end()) {
*curCol++ = curCol->defValue;
}
rp->rowReady();
rowNum += 1;
}
else if (countBlankRows) {
rowNum += 1;
}
}
else {
if (!tok.empty()) {
addColumn(tok);
}
mkCols = false;
}
curCol = columns.get<byColIdx>().begin();
}
tok.clear();
}
else if (c == quoteChar) {
if (prevWasQuote) {
tok += c;
prevWasQuote = false;
inQuotes = !inQuotes;
}
else {
prevWasQuote = inQuotes;
inQuotes = !inQuotes;
}
}
else if ((!inQuotes) && (c == fieldSep)) {
prevWasQuote = false;
if (skipheader == 0) {
if (mkCols) {
addColumn(tok);
}
else {
*curCol++ = VariableType(tok);
}
}
tok.clear();
}
else {
prevWasQuote = false;
tok += c;
}
}
void
StreamRows::end(const RowProcessor * rp) const
{
if (!tok.empty()) {
if (skipheader == 0) {
if (mkCols) {
addColumn(tok);
}
else {
*curCol++ = VariableType(tok);
}
}
}
if (keepBlankRows || curCol != columns.get<byColIdx>().begin()) {
while (curCol != columns.get<byColIdx>().end()) {
*curCol++ = curCol->defValue;
}
rp->rowReady();
rowNum += 1;
}
else if (countBlankRows) {
rowNum += 1;
}
curCol = columns.get<byColIdx>().begin();
tok.clear();
}
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