new chapters

tex/code/data.cpp

@@ -0,0 +1,39 @@
+void DataRead()
+{
+    ifstream actors("data/Attori.txt");
+    ifstream movies("data/FilmFiltrati.txt");
+
+    string s,t;
+    const string space /* the final frontier */ = "\t";
+    for (int i = 1; getline(actors,s); i++)
+    {
+        if (s.empty())
+            continue;
+        try {
+            Actor TmpObj;
+            int id = stoi(s.substr(0, s.find(space)));
+            TmpObj.name = s.substr(s.find(space)+1);
+            A[id] = TmpObj; // Python notation, works with C++17
+            if (id > MAX_ACTOR_ID)
+                MAX_ACTOR_ID = id;
+        } catch (...) {
+            cout << "Could not read the line " << i << " of Actors file" << endl;
+        }
+    }
+
+
+    for (int i = 1; getline(movies,t); i++)
+    {
+        if (t.empty())
+            continue;
+
+        try{
+            Film TmpObj;
+            int id = stoi(t.substr(0, t.find(space)));
+            TmpObj.name = t.substr(t.find(space)+1);
+            F[id] = TmpObj;
+        } catch (...) {
+            cout << "Could not read the line " << i << " of Film file" << endl;
+        }
+    }
+}

tex/code/graph.cpp

@@ -0,0 +1,21 @@
+void BuildGraph()
+{
+    ifstream relations("data/Relazioni.txt");
+    string s;
+    const string space = "\t";
+
+    for (int i=1; getline(relations,s); i++){
+        if (s.empty())
+            continue;
+        try {
+            int id_film = stoi(s.substr(0, s.find(space)));
+            int id_attore = stoi(s.substr(s.find(space)+1));
+            if (A.count(id_attore) && F.count(id_film)) { // Exclude movies and actors filtered
+                A[id_attore].film_indices.push_back(id_film);
+                F[id_film].actor_indicies.push_back(id_attore);
+            }
+        } catch (...) {
+            cout << "Could not read the line " << i << " of Releations file" << endl;
+        }
+    }
+}

tex/code/map.cpp

@@ -0,0 +1,2 @@
+map<int, Actor> A; // Dictionary {actor_id (key): Actor (value)}
+map<int, Film> F; // Dictionary {film_id (key): Film (value)}

tex/code/struct.cpp

@@ -0,0 +1,9 @@
+struct Film {
+    string name;
+    vector<int> actor_indicies;
+};
+
+struct Actor {
+    string name;
+    vector<int> film_indices;
+};