1 #include <string>
2 #include <sstream>
3 #include <iostream>
4 #include <fstream>
5 #include <iomanip>
6 #include <map>
7 #include <list>
8
9 using namespace std;
10
11 // this function takes a line that may contain a name and/or email address,
12 // and returns just the name, while fixing the "bad cases".
contributor_name(const std::string & line)13 std::string contributor_name(const std::string& line)
14 {
15 string result;
16
17 // let's first take care of the case of isolated email addresses, like
18 // "user@localhost.localdomain" entries
19 if(line.find("markb@localhost.localdomain") != string::npos)
20 {
21 return "Mark Borgerding";
22 }
23
24 if(line.find("kayhman@contact.intra.cea.fr") != string::npos)
25 {
26 return "Guillaume Saupin";
27 }
28
29 // from there on we assume that we have a entry of the form
30 // either:
31 // Bla bli Blurp
32 // or:
33 // Bla bli Blurp <bblurp@email.com>
34
35 size_t position_of_email_address = line.find_first_of('<');
36 if(position_of_email_address != string::npos)
37 {
38 // there is an e-mail address in <...>.
39
40 // Hauke once committed as "John Smith", fix that.
41 if(line.find("hauke.heibel") != string::npos)
42 result = "Hauke Heibel";
43 else
44 {
45 // just remove the e-mail address
46 result = line.substr(0, position_of_email_address);
47 }
48 }
49 else
50 {
51 // there is no e-mail address in <...>.
52
53 if(line.find("convert-repo") != string::npos)
54 result = "";
55 else
56 result = line;
57 }
58
59 // remove trailing spaces
60 size_t length = result.length();
61 while(length >= 1 && result[length-1] == ' ') result.erase(--length);
62
63 return result;
64 }
65
66 // parses hg churn output to generate a contributors map.
contributors_map_from_churn_output(const char * filename)67 map<string,int> contributors_map_from_churn_output(const char *filename)
68 {
69 map<string,int> contributors_map;
70
71 string line;
72 ifstream churn_out;
73 churn_out.open(filename, ios::in);
74 while(!getline(churn_out,line).eof())
75 {
76 // remove the histograms "******" that hg churn may draw at the end of some lines
77 size_t first_star = line.find_first_of('*');
78 if(first_star != string::npos) line.erase(first_star);
79
80 // remove trailing spaces
81 size_t length = line.length();
82 while(length >= 1 && line[length-1] == ' ') line.erase(--length);
83
84 // now the last space indicates where the number starts
85 size_t last_space = line.find_last_of(' ');
86
87 // get the number (of changesets or of modified lines for each contributor)
88 int number;
89 istringstream(line.substr(last_space+1)) >> number;
90
91 // get the name of the contributor
92 line.erase(last_space);
93 string name = contributor_name(line);
94
95 map<string,int>::iterator it = contributors_map.find(name);
96 // if new contributor, insert
97 if(it == contributors_map.end())
98 contributors_map.insert(pair<string,int>(name, number));
99 // if duplicate, just add the number
100 else
101 it->second += number;
102 }
103 churn_out.close();
104
105 return contributors_map;
106 }
107
108 // find the last name, i.e. the last word.
109 // for "van den Schbling" types of last names, that's not a problem, that's actually what we want.
lastname(const string & name)110 string lastname(const string& name)
111 {
112 size_t last_space = name.find_last_of(' ');
113 if(last_space >= name.length()-1) return name;
114 else return name.substr(last_space+1);
115 }
116
117 struct contributor
118 {
119 string name;
120 int changedlines;
121 int changesets;
122 string url;
123 string misc;
124
contributorcontributor125 contributor() : changedlines(0), changesets(0) {}
126
operator <contributor127 bool operator < (const contributor& other)
128 {
129 return lastname(name).compare(lastname(other.name)) < 0;
130 }
131 };
132
add_online_info_into_contributors_list(list<contributor> & contributors_list,const char * filename)133 void add_online_info_into_contributors_list(list<contributor>& contributors_list, const char *filename)
134 {
135 string line;
136 ifstream online_info;
137 online_info.open(filename, ios::in);
138 while(!getline(online_info,line).eof())
139 {
140 string hgname, realname, url, misc;
141
142 size_t last_bar = line.find_last_of('|');
143 if(last_bar == string::npos) continue;
144 if(last_bar < line.length())
145 misc = line.substr(last_bar+1);
146 line.erase(last_bar);
147
148 last_bar = line.find_last_of('|');
149 if(last_bar == string::npos) continue;
150 if(last_bar < line.length())
151 url = line.substr(last_bar+1);
152 line.erase(last_bar);
153
154 last_bar = line.find_last_of('|');
155 if(last_bar == string::npos) continue;
156 if(last_bar < line.length())
157 realname = line.substr(last_bar+1);
158 line.erase(last_bar);
159
160 hgname = line;
161
162 // remove the example line
163 if(hgname.find("MercurialName") != string::npos) continue;
164
165 list<contributor>::iterator it;
166 for(it=contributors_list.begin(); it != contributors_list.end() && it->name != hgname; ++it)
167 {}
168
169 if(it == contributors_list.end())
170 {
171 contributor c;
172 c.name = realname;
173 c.url = url;
174 c.misc = misc;
175 contributors_list.push_back(c);
176 }
177 else
178 {
179 it->name = realname;
180 it->url = url;
181 it->misc = misc;
182 }
183 }
184 }
185
main()186 int main()
187 {
188 // parse the hg churn output files
189 map<string,int> contributors_map_for_changedlines = contributors_map_from_churn_output("churn-changedlines.out");
190 //map<string,int> contributors_map_for_changesets = contributors_map_from_churn_output("churn-changesets.out");
191
192 // merge into the contributors list
193 list<contributor> contributors_list;
194 map<string,int>::iterator it;
195 for(it=contributors_map_for_changedlines.begin(); it != contributors_map_for_changedlines.end(); ++it)
196 {
197 contributor c;
198 c.name = it->first;
199 c.changedlines = it->second;
200 c.changesets = 0; //contributors_map_for_changesets.find(it->first)->second;
201 contributors_list.push_back(c);
202 }
203
204 add_online_info_into_contributors_list(contributors_list, "online-info.out");
205
206 contributors_list.sort();
207
208 cout << "{| cellpadding=\"5\"\n";
209 cout << "!\n";
210 cout << "! Lines changed\n";
211 cout << "!\n";
212
213 list<contributor>::iterator itc;
214 int i = 0;
215 for(itc=contributors_list.begin(); itc != contributors_list.end(); ++itc)
216 {
217 if(itc->name.length() == 0) continue;
218 if(i%2) cout << "|-\n";
219 else cout << "|- style=\"background:#FFFFD0\"\n";
220 if(itc->url.length())
221 cout << "| [" << itc->url << " " << itc->name << "]\n";
222 else
223 cout << "| " << itc->name << "\n";
224 if(itc->changedlines)
225 cout << "| " << itc->changedlines << "\n";
226 else
227 cout << "| (no information)\n";
228 cout << "| " << itc->misc << "\n";
229 i++;
230 }
231 cout << "|}" << endl;
232 }
233