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#include "pch.hpp"
#include "fsRows.h"
#include "logger.h"
#include "scriptLoader.h"
#include "rowProcessor.h"
#include "exceptions.h"
#include <boost/filesystem/operations.hpp>
#include <boost/algorithm/string/predicate.hpp>
#include <boost/algorithm/string/split.hpp>
#include <boost/bind.hpp>
#include <boost/lexical_cast.hpp>
#include <sys/types.h>
#include <pwd.h>
#include <grp.h>
#include <stdio.h>
#include <boost/date_time/posix_time/posix_time.hpp>
typedef boost::filesystem::directory_iterator DirEnt;
DECLARE_LOADER("fsrows", FsRows);
const Glib::ustring field_absPath("absPath");
const Glib::ustring field_relPath("relPath");
const Glib::ustring field_size("size");
const Glib::ustring field_modDate("modifiedDate");
const Glib::ustring field_user("owningUser");
const Glib::ustring field_group("owningGroup");
const Glib::ustring field_mode("mode");
const Glib::ustring field_perms("perms");
const Glib::ustring field_type("type");
static
Columns defCols() {
Columns rtn;
rtn.insert(new Column(0, "absPath"));
return rtn;
}
const Columns FsRows::SearchState::col(defCols());
bool FsRows::SpecBase::recurse(const SearchState *) const { return true; }
bool FsRows::SpecBase::matches(const SearchState *) const { return true; }
const boost::filesystem::path & FsRows::SpecBase::curPath(const SearchState * fs) const { return fs->curPath; }
unsigned int FsRows::SpecBase::depth(const SearchState * fs) const { return fs->depth; }
const struct stat & FsRows::SpecBase::curStat(const SearchState * fs) const { return fs->curStat; }
FsRows::FsRows(ScriptNodePtr p) :
RowSet(p),
root(p, "root"),
spec(p, "spec", ""),
ignoreErrors(p, "ignoreerrors", true)
{
p->script->loader.addLoadTarget(p, Storer::into<SpecBaseLoader>(&specs));
}
FsRows::~FsRows()
{
}
FsRows::Path
normalisePath(const std::string & p)
{
// Ensure there is a trailing /
if (*p.rbegin() != '/') {
return p + "/";
}
return p;
}
void
FsRows::execute(const Glib::ustring &, const RowProcessor * rp) const
{
SearchState ss(normalisePath(root()));
ss.specs = this->specs;
Glib::ustring sss = spec();
if (!sss.empty()) {
SpecSpec s;
typedef SpecSpec & (*splitter)(SpecSpec &, const Glib::ustring &, bool (*)(gunichar), boost::algorithm::token_compress_mode_type);
splitter split = &boost::algorithm::split;
split(s, sss, Glib::Unicode::isspace, boost::algorithm::token_compress_on);
for (SpecSpec::const_iterator sf = s.begin(); sf != s.end(); ) {
const Glib::ustring & name = (*sf++);
if (name[0] == '-') {
ss.specs.insert(LoaderBase::getLoader<SpecBaseLoader, NotSupported>(name.substr(1))->createWith(*sf++));
}
else {
throw NotSupported(name);
}
}
}
execute(ss, ss.fsRoot, rp);
}
void
FsRows::execute(SearchState & ss, const Path & dir, const RowProcessor * rp) const
{
ss.depth += 1;
try {
DirEnt end;
for (DirEnt itr(dir); itr != end; ++itr) {
ss.curPathStr = itr->path().string();
ss.fields[0] = ss.curPathStr;
ss.curPath = itr->path();
lstat(ss.curPathStr.c_str(), &ss.curStat);
if (boost::algorithm::all(ss.specs, boost::bind(&SpecBase::matches, _1, &ss))) {
ss.process(rp);
}
if (S_ISDIR(ss.curStat.st_mode) && boost::algorithm::all(ss.specs, boost::bind(&SpecBase::recurse, _1, &ss))) {
execute(ss, *itr, rp);
}
}
}
catch (const boost::filesystem::filesystem_error & e) {
if (!ignoreErrors()) {
throw;
}
Logger()->messagebf(LOG_WARNING, "%s when processing '%s'", e.what(), dir);
}
ss.depth -= 1;
}
FsRows::SearchState::SearchState(const Path & dir) :
fsRoot(dir)
{
fields.resize(1);
}
const Columns &
FsRows::SearchState::getColumns() const
{
return col;
}
RowState::RowAttribute
FsRows::SearchState::resolveAttr(const Glib::ustring & a) const
{
if (a == field_relPath) {
return boost::bind(&FsRows::SearchState::fileRelPath, this);
}
if (a == field_size) {
return boost::bind(&FsRows::SearchState::fileSize, this);
}
if (a == field_modDate) {
return boost::bind(&FsRows::SearchState::fileModDate, this);
}
if (a == field_user) {
return boost::bind(&FsRows::SearchState::fileUser, this);
}
if (a == field_group) {
return boost::bind(&FsRows::SearchState::fileGroup, this);
}
if (a == field_mode) {
return boost::bind(&FsRows::SearchState::fileMode, this);
}
if (a == field_perms) {
return boost::bind(&FsRows::SearchState::filePerms, this);
}
if (a == field_type) {
return boost::bind(&FsRows::SearchState::fileType, this);
}
return RowState::resolveAttr(a);
}
void
FsRows::SearchState::foreachAttr(const AttrAction & action) const
{
action(field_relPath, fileRelPath());
action(field_size, fileSize());
action(field_modDate, fileModDate());
action(field_user, fileUser());
action(field_group, fileGroup());
action(field_mode, fileMode());
action(field_perms, filePerms());
action(field_type, fileType());
RowState::foreachAttr(action);
}
VariableType
FsRows::SearchState::fileRelPath() const
{
return curPathStr.substr(fsRoot.string().length());
}
VariableType
FsRows::SearchState::fileSize() const
{
return curStat.st_size;
}
VariableType
FsRows::SearchState::fileModDate() const
{
return boost::posix_time::from_time_t(curStat.st_mtime);
}
VariableType
FsRows::SearchState::fileUser() const
{
struct passwd * p = getpwuid(curStat.st_uid);
if (p) {
return p->pw_name;
}
else {
return curStat.st_uid;
}
}
VariableType
FsRows::SearchState::fileGroup() const
{
struct group * g = getgrgid(curStat.st_gid);
if (g) {
return g->gr_name;
}
else {
return curStat.st_gid;
}
}
VariableType
FsRows::SearchState::fileMode() const
{
throw NotSupported(__PRETTY_FUNCTION__);
}
VariableType
FsRows::SearchState::filePerms() const
{
throw NotSupported(__PRETTY_FUNCTION__);
}
VariableType
FsRows::SearchState::fileType() const
{
throw NotSupported(__PRETTY_FUNCTION__);
}
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