written remote modlist parser and checker - modlistparser.cpp

filetesters/modlistparser.cpp

@@ -0,0 +1,122 @@
+#include <iostream>
+#include <cstdlib>
+#include <string>
+#include <fstream>
+#include <sstream>
+#include <vector>
+using namespace std;
+
+struct rmodlistdata {
+string name;
+string server;
+string modinfo;
+};
+
+int parsermodlist(vector<rmodlistdata> *rmodlist, string mfn) {
+ifstream modlist(mfn.c_str());
+vector<rmodlistdata> tmpv = *rmodlist;
+if(!modlist) {
+	cerr << "Modlist parse error: Cannot open modlist file for reading." << endl;
+}
+string action = "detect";
+rmodlistdata tmprmld;
+while(!modlist.eof()) {
+	string line;
+	modlist >> line;
+	if(modlist) {
+	if(action == "detect") {
+		if(line[0] == '{') {
+		string name = "";
+		for(int i = 1; line[i] != '}' && i < line.length(); i++) {
+			name += line[i];
+		}
+		tmprmld.name = name;
+		action = "parse";
+		} else {
+			cerr << "Modlist parse error: Found " << line[0] << " although { was expected." << endl;
+			modlist.close();
+			return 1;
+		}
+	} else if(action == "parse") {
+	if(line[0] == '{') {
+		if(line[1] == 'e' && line[2] == 'n' && line[3] == 'd' && line[4] == '}') {
+			if(tmprmld.name != "" && tmprmld.server != "" && tmprmld.modinfo != "") {
+				tmpv.push_back(tmprmld);
+			} else {
+				cerr << "Modlist parse error: Data error." << endl;
+				modlist.close();
+				return 1;
+			}
+		action = "detect";
+		} else {
+			cerr << "Modlist parse error: Found " << line << " although {end} or action in [] was expected." << endl;
+			modlist.close();
+			return 1;
+		}
+	} else if(line[0] == '[') {
+		string tmpact = "";
+		for(int i = 1; line[i] != ']' && i < line.length(); i++) {
+		tmpact += line[i];
+		}
+		if(tmpact == "server" || tmpact == "modinfo") {
+		action = tmpact;	
+		} else {
+			cerr << "Modlist parse error: Found " << tmpact << " although server/modinfo was expected." << endl;
+			modlist.close();
+			return 1;
+		}
+	} else {
+		cerr << "Modlist parse error: Found " << line << " although {end} or action in [] was expected." << endl;
+			modlist.close();
+			return 1;
+	}
+	} else if(action == "server") {
+		if(line[0] == '[' || line[0] == '{') {
+			cerr << "Modlist parse error: Found " << line[0] << " although string was expected." << endl;
+			modlist.close();
+			return 1;
+		} else {
+			tmprmld.server = line;
+			action = "parse";
+		}
+	} else if(action == "modinfo") {
+		if(line[0] == '[' || line[0] == '{') {
+			cerr << "Modlist parse error: Found " << line[0] << " although string was expected." << endl;
+			modlist.close();
+			return 1;
+		} else {
+			tmprmld.modinfo = line;
+			action = "parse";
+		}
+	} else {
+		cerr << "Modlist parse error: The program should not reach this place!" << endl;
+		modlist.close();
+		return 1;
+	}
+}
+}
+*rmodlist = tmpv;
+return 0;
+}
+
+int main(int argc, char** argv) {
+string path;
+if(argc != 2) {
+cout << "Enter path to your remote modlist to parse: " << endl;
+cin >> path;
+} else {
+path = argv[1];	
+}
+vector<rmodlistdata> mods;
+int pr;
+pr = parsermodlist(&mods, path);
+if(pr == 1) {
+	cerr << "Parse error! Your modlist is in the wrong format!" << endl;
+	return EXIT_FAILURE;	
+}
+cout << "Modlist parsed successfully! Read contents: " << endl;
+for(int i = 0; i < mods.size(); i++) {
+	cout << "mods[" << i << "] = {name: " << mods[i].name << ", server: " << mods[i].server << ", modinfo: " << mods[i].modinfo << "}" << endl;	
+}
+return EXIT_SUCCESS;	
+}