phrocker commented on a change in pull request #558: MINIFICPP-542 - Add
PutSFTP processor
URL: https://github.com/apache/nifi-minifi-cpp/pull/558#discussion_r285073100
##########
File path: libminifi/include/utils/file/FileUtils.h
##########
@@ -386,6 +415,141 @@ class FileUtils {
FindClose(hFind);
#endif
}
+
+ static std::string concat_path(const std::string& root, const std::string&
child) {
+ if (root.empty()) {
+ return child;
+ }
+ std::stringstream new_path;
+ if (root.back() == get_separator()) {
+ new_path << root << child;
+ } else {
+ new_path << root << get_separator() << child;
+ }
+ return new_path.str();
+ }
+
+ static std::string get_parent_path(const std::string& path) {
+ if (path.empty()) {
+ /* Empty path has no parent */
+ return "";
+ }
+ bool absolute = false;
+ size_t root_pos = 0U;
+#ifdef WIN32
+ if (path[0] == '\\') {
+ absolute = true;
+ if (path.size() < 2U) {
+ return "";
+ }
+ if (path[1] == '\\') {
+ if (path.size() >= 4U &&
+ (path[2] == '?' || path[2] == '.') &&
+ path[3] == '\\') {
+ /* Probably an UNC path */
+ root_pos = 4U;
+ } else {
+ /* Probably a \\server\-type path */
+ root_pos = 2U;
+ }
+ root_pos = path.find_first_of("\\", root_pos);
+ if (root_pos == std::string::npos) {
+ return "";
+ }
+ }
+ } else if (path.size() >= 3U &&
+ toupper(path[0]) >= 'A' &&
+ toupper(path[0]) <= 'Z' &&
+ path[1] == ':' &&
+ path[2] == '\\') {
+ absolute = true;
+ root_pos = 2U;
+ }
+#else
+ if (path[0] == '/') {
+ absolute = true;
+ root_pos = 0U;
+ }
+#endif
+ /* Ignore trailing separators */
+ size_t last_pos = path.size() - 1;
+ while (last_pos > root_pos && path[last_pos] == get_separator()) {
+ last_pos--;
+ }
+ if (absolute && last_pos == root_pos) {
+ /* This means we are only a root */
+ return "";
+ }
+ /* Find parent */
+ size_t last_separator = path.find_last_of(get_separator(), last_pos);
+ if (last_separator == std::string::npos || last_separator < root_pos) {
+ return "";
+ }
+ return path.substr(0, last_separator + 1);
+ }
+
+ /*
+ * Returns the absolute path of the current executable
+ */
+ static std::string get_executable_path() {
Review comment:
We should be using MINIFI_HOME instead of any system resources like this.
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