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@ -9,13 +9,14 @@
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#include <curl/curl.h>
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#include <sstream>
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#include <string>
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#include <ctype.h>
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using namespace std;
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struct Input {
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vector<double> numbers;
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size_t bin_count{};
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};
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Input input_data(istream& in,bool prompt)
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Input input_data(istream& in,bool prompt, int bins_cht)
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{
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Input in_data;
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int number_count;
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@ -25,8 +26,14 @@ Input input_data(istream& in,bool prompt)
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for (size_t i = 0; i < number_count; i++) {
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in >> in_data.numbers[i];
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}
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if (prompt)cerr << "Enter bin count: ";
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in >> in_data.bin_count;
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if (bins_cht == 0)
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{
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if (prompt)cerr << "Enter bin count: ";
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in >> in_data.bin_count;
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}
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else
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in_data.bin_count = bins_cht;
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return in_data;
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}
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@ -37,7 +44,7 @@ static size_t write_data(void* items, size_t item_size, size_t item_count, void*
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buffer->write((char*)items, data_size);
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return data_size;
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}
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Input download(const string& address)
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Input download(const string& address, int bins_cht)
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{
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stringstream buffer;
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CURL* curl = curl_easy_init();
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@ -55,20 +62,56 @@ Input download(const string& address)
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}
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curl_easy_cleanup(curl);
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}
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return input_data(buffer, false);
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return input_data(buffer, false, bins_cht);
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}
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bool IsAllDigits(string s)
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{
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for(char c : s) if (!isdigit(c)) return false;
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return true;
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}
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int main(int argc, char* argv[])
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{
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curl_global_init(CURL_GLOBAL_ALL);
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setlocale(LC_ALL, "Russian");
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Input input;
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if (argc > 1) {
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input = download(argv[1]);
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bool get_bins = false;
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int get_bins_pos = -1;
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int bins_cnt = 0;
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string URL = "";
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if (argc > 4)
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{
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cerr << "Количество параметров не должно превышать трех";
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exit(1);
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}
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else {
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input = input_data(cin, true);
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if (argc > 1)
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{
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for (int i = 1; i < argc; i++)
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{
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if (strcmp(argv[i], "-bins")==0)
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{
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get_bins = true;
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get_bins_pos = i;
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}
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else
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if ((IsAllDigits(argv[i])) && (get_bins_pos == (i-1)))
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bins_cnt = atoi(argv[i]);
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else
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URL = argv[i];
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}
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if (get_bins && (bins_cnt == 0))
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{
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cerr << "После ключа -bins должно следовать натуральное число";
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exit(1);
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}
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}
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if (URL == "")
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input = input_data(cin, true, bins_cnt);
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else
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input = download(URL, bins_cnt);
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auto bins = make_histogram(input.numbers, input.bin_count);
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show_histogram_svg(bins, input.numbers.size());
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return 0;
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