From 6fdd07f649a1b17a319b7f23187c01fcc0b7d6c3 Mon Sep 17 00:00:00 2001
From: TekotovaVA <TekotovaVA@mpei.ru>
Date: Mon, 29 May 2023 14:37:46 +0300
Subject: [PATCH] =?UTF-8?q?=D0=A0=D0=B0=D0=B1=D0=BE=D1=82=D0=B0=20=D1=81?=
=?UTF-8?q?=20=D0=B1=D1=83=D1=84=D0=B5=D1=80=D0=BE=D0=BC?=
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---
cs-lab34.cpp | 67 ++++++++++++++++++++++++++++++++++++++--------------
1 file changed, 49 insertions(+), 18 deletions(-)
diff --git a/cs-lab34.cpp b/cs-lab34.cpp
index 9c5782f..38131c4 100644
--- a/cs-lab34.cpp
+++ b/cs-lab34.cpp
@@ -1,3 +1,5 @@
+#include <sstream>
+#include <string>
#include <curl/curl.h>
#include "text.h"
#include "histogram.h"
@@ -10,37 +12,66 @@ struct Input {
vector<double> numbers;
size_t bin_count{};
};
-Input input_data(istream& in)
+
+size_t
+write_data(void* items, size_t item_size, size_t item_count, void* ctx)
{
+ size_t data_size = item_size * item_count;
+
+ stringstream* buffer = reinterpret_cast<stringstream*>(ctx);
+ buffer->write(reinterpret_cast<const char*>(items), data_size);
+
+ return data_size;
+}
+
+Input input_data(istream& in, bool pro)
+{
+ if (pro)
+ cerr << "enter the number of numbers:";
size_t number_count;
in >> number_count;
Input k;
+ if (pro)
+ cerr << "enter the numbers:";
k.numbers.resize(number_count);
- for (size_t i = 0; i < number_count; i++) {
+ for (size_t i = 0; i < number_count; i++)
in >> k.numbers[i];
- }
+ if (pro)
+ cerr << "enter the number of buckets:";
in >> k.bin_count;
return k;
}
+Input
+download(const string& address) {
+ stringstream buffer;
+
+ CURL* curl = curl_easy_init();
+ if (curl){
+ CURLcode res;
+ curl_easy_setopt(curl, CURLOPT_URL, address.c_str());
+ curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
+ curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer);
+ res = curl_easy_perform(curl);
+ if (res != 0) {
+ cout << curl_easy_strerror(res);
+ exit(1);
+ }
+
+
+ curl_easy_cleanup(curl);
+ }
+
+ return input_data(buffer, false);
+}
int
main(int argc, char* argv[]) {
+ Input in;
if (argc > 1) {
- CURL* curl = curl_easy_init();
- if (curl) {
- CURLcode res;
- curl_easy_setopt(curl, CURLOPT_URL, argv[1]);
- res = curl_easy_perform(curl);
- if (res != 0) {
- cout << curl_easy_strerror(res);
- exit(1);
- }
- curl_easy_cleanup(curl);
- }
- return 0;
+ in = download(argv[1]);
+ }
+ else {
+ in = input_data(cin, true);
}
- curl_global_init(CURL_GLOBAL_ALL);
- Input in = input_data(cin);
auto ch = make_histogram(in.numbers, in.bin_count);
show_histogram_svg(ch);
- return 0;
}
\ No newline at end of file