Paul Davis
3f0f409e06
git-svn-id: svn://localhost/ardour2/branches/3.0@7554 d708f5d6-7413-0410-9779-e7cbd77b26cf
157 lines
4.2 KiB
C++
157 lines
4.2 KiB
C++
#include <iostream>
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#include <string>
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <cstdlib>
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#include <sys/utsname.h>
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#include <curl/curl.h>
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#include <glibmm/fileutils.h>
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#include <glibmm/miscutils.h>
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#include "pbd/compose.h"
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#include "pbd/strsplit.h"
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#include "pbd/convert.h"
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#include "ardour/callback.h"
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#include "ardour/filesystem_paths.h"
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using namespace std;
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#define PING_URL "http://ardour.org/pingback/versioncheck"
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#define OFF_THE_HOOK ".offthehook"
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static size_t
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curl_write_data (char *bufptr, size_t size, size_t nitems, void *ptr)
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{
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/* we know its a string */
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string* sptr = (string*) ptr;
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for (size_t i = 0; i < nitems; ++i) {
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for (size_t n = 0; n < size; ++n) {
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if (*bufptr == '\n') {
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break;
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}
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(*sptr) += *bufptr++;
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}
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}
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return size * nitems;
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}
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static string
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watermark ()
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{
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return string();
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}
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void
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block_mothership ()
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{
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string hangup = Glib::build_filename (ARDOUR::user_config_directory().to_string(), OFF_THE_HOOK);
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int fd;
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if ((fd = ::open (hangup.c_str(), O_RDWR|O_CREAT, 0600)) >= 0) {
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close (fd);
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}
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}
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void
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unblock_mothership ()
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{
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string hangup = Glib::build_filename (ARDOUR::user_config_directory().to_string(), OFF_THE_HOOK);
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::unlink (hangup.c_str());
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}
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bool
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mothership_blocked ()
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{
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string hangup = Glib::build_filename (ARDOUR::user_config_directory().to_string(), OFF_THE_HOOK);
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return Glib::file_test (hangup, Glib::FILE_TEST_EXISTS);
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}
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void
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call_the_mothership (const string& version)
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{
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/* check if the user says never to do this
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*/
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if (mothership_blocked()) {
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return;
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}
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CURL* c;
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struct utsname utb;
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std::string versionstr;
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if (uname (&utb)) {
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return;
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}
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curl_global_init (CURL_GLOBAL_NOTHING);
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c = curl_easy_init ();
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string data;
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string wm;
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data = string_compose ("version=%1&platform=%2 %3 %4", version, utb.sysname, utb.release, utb.machine);
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wm = watermark();
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if (!wm.empty()) {
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data += string_compose ("&watermark=%1", wm);
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}
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curl_easy_setopt(c, CURLOPT_POSTFIELDS, data.c_str());
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curl_easy_setopt(c, CURLOPT_URL, PING_URL);
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curl_easy_setopt(c, CURLOPT_WRITEFUNCTION, curl_write_data);
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curl_easy_setopt(c, CURLOPT_WRITEDATA, &versionstr);
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std::cerr << "Callback to ardour.org ...\n";
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char errbuf[CURL_ERROR_SIZE];
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curl_easy_setopt(c, CURLOPT_ERRORBUFFER, errbuf);
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if (curl_easy_perform (c) == 0) {
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cerr << "Current release is " << versionstr << endl;
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vector<string> ours;
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vector<string> current;
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split (version, ours, '.');
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split (versionstr, current, '.');
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if (ours.size() == 3 && current.size() == 3) {
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int ours_n[3];
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int current_n[3];
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using namespace PBD;
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ours_n[0] = atoi (ours[0]);
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ours_n[1] = atoi (ours[1]);
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ours_n[2] = atoi (ours[2]);
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current_n[0] = atoi (current[0]);
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current_n[1] = atoi (current[1]);
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current_n[2] = atoi (current[2]);
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if (ours_n[0] < current_n[0] ||
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((ours_n[0] == current_n[0]) && (ours_n[1] < current_n[1])) ||
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((ours_n[0] == current_n[0]) && (ours_n[1] == current_n[1]) && (ours_n[2] < current_n[2]))) {
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cerr << "TOO OLD\n";
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} else {
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cerr << "CURRENT\n";
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}
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} else {
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cerr << "Unusual local version: " << version << endl;
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}
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}
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curl_easy_cleanup (c);
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}
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