/*
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* FileUtils.cpp
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*
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* Created on: Oct 8, 2019
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* Author: devel
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*/
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#include <fstream>
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#include <string>
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#include <cerrno>
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#include <iostream>
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#include <algorithm>
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#include "file_utils.hpp"
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namespace license {
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using namespace std;
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vector<string> filter_existing_files(const vector<string> &fileList,
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EventRegistry& registry,const char* extraData) {
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vector<string> existingFiles;
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for (auto it = fileList.begin(); it != fileList.end(); it++) {
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registry.addEvent(LICENSE_SPECIFIED,it->c_str(), extraData);
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ifstream f(it->c_str());
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if (f.good()) {
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existingFiles.push_back(*it);
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registry.addEvent(LICENSE_FOUND,it->c_str(),extraData);
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} else {
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registry.addEvent(LICENSE_FILE_NOT_FOUND,it->c_str(), extraData);
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}
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f.close();
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}
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return existingFiles;
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}
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string get_file_contents(const char *filename, size_t max_size) {
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ifstream in(filename, std::ios::binary);
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if (in) {
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string contents;
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size_t index = (size_t)in.seekg(0, ios::end).tellg();
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size_t limited_size = min(index, max_size);
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contents.resize(limited_size);
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in.seekg(0, ios::beg);
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in.read(&contents[0], limited_size);
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return contents;
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}
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throw(errno);
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}
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string remove_extension(const string& path) {
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if (path == "." || path == "..") {
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return path;
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}
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size_t dotpos = path.find_last_of(".");
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//no dot
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if (dotpos == string::npos) {
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return path;
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}
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//find the last path separator
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size_t pathsep_pos = path.find_last_of("\\/");
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if (pathsep_pos == string::npos) {
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return (dotpos == 0 ? path : path.substr(0, dotpos));
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} else if(pathsep_pos >= dotpos +1) {
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return path;
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}
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return path.substr(0, dotpos);
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}
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}
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