Move GeckoCodeDiag download logic to GeckoCodeConfig

Source/Core/Core/GeckoCodeConfig.cpp

@@ -7,12 +7,131 @@
 #include <string>
 #include <vector>
 
+#include <SFML/Network/Http.hpp>
+
 #include "Common/IniFile.h"
 #include "Common/StringUtil.h"
 #include "Core/GeckoCodeConfig.h"
 
 namespace Gecko
 {
+std::vector<GeckoCode> DownloadCodes(std::string gameid, bool* succeeded)
+{
+  switch (gameid[0])
+  {
+  case 'R':
+  case 'S':
+  case 'G':
+    break;
+  default:
+    // All channels (WiiWare, VirtualConsole, etc) are identified by their first four characters
+    gameid = gameid.substr(0, 4);
+    break;
+  }
+
+  sf::Http::Request req;
+  req.setUri("/txt.php?txt=" + gameid);
+
+  sf::Http http;
+  http.setHost("geckocodes.org");
+
+  const sf::Http::Response resp = http.sendRequest(req, sf::seconds(5));
+
+  *succeeded = true;
+  if (sf::Http::Response::Ok != resp.getStatus())
+  {
+    *succeeded = false;
+    return {};
+  }
+
+  // temp vector containing parsed codes
+  std::vector<GeckoCode> gcodes;
+
+  // parse the codes
+  std::istringstream ss(resp.getBody());
+
+  std::string line;
+
+  // seek past the header, get to the first code
+  std::getline(ss, line);
+  std::getline(ss, line);
+  std::getline(ss, line);
+
+  int read_state = 0;
+  GeckoCode gcode;
+
+  while ((std::getline(ss, line).good()))
+  {
+    // Remove \r at the end of the line for files using windows line endings, std::getline only
+    // removes \n
+    line = StripSpaces(line);
+
+    if (line.empty())
+    {
+      // add the code
+      if (gcode.codes.size())
+        gcodes.push_back(gcode);
+      gcode = GeckoCode();
+      read_state = 0;
+      continue;
+    }
+
+    switch (read_state)
+    {
+    // read new code
+    case 0:
+    {
+      std::istringstream ssline(line);
+      // stop at [ character (beginning of contributor name)
+      std::getline(ssline, gcode.name, '[');
+      gcode.name = StripSpaces(gcode.name);
+      gcode.user_defined = true;
+      // read the code creator name
+      std::getline(ssline, gcode.creator, ']');
+      read_state = 1;
+    }
+    break;
+
+    // read code lines
+    case 1:
+    {
+      std::istringstream ssline(line);
+      std::string addr, data;
+      ssline >> addr >> data;
+      ssline.seekg(0);
+
+      // check if this line a code, silly, but the dumb txt file comment lines can start with
+      // valid hex chars :/
+      if (8 == addr.length() && 8 == data.length())
+      {
+        GeckoCode::Code new_code;
+        new_code.original_line = line;
+        ssline >> std::hex >> new_code.address >> new_code.data;
+        gcode.codes.push_back(new_code);
+      }
+      else
+      {
+        gcode.notes.push_back(line);
+        read_state = 2;  // start reading comments
+      }
+    }
+    break;
+
+    // read comment lines
+    case 2:
+      // append comment line
+      gcode.notes.push_back(line);
+      break;
+    }
+  }
+
+  // add the last code
+  if (gcode.codes.size())
+    gcodes.push_back(gcode);
+
+  return gcodes;
+}
+
 std::vector<GeckoCode> LoadCodes(const IniFile& globalIni, const IniFile& localIni)
 {
   std::vector<GeckoCode> gcodes;