stagit-index.c (5382B) [raw]
1 #include <err.h> 2 #include <limits.h> 3 #include <stdio.h> 4 #include <stdlib.h> 5 #include <string.h> 6 #include <time.h> 7 #include <unistd.h> 8 9 #include <git2.h> 10 11 static git_repository *repo; 12 13 static const char *relpath = ""; 14 15 static char description[255] = "Repositories"; 16 static const char *name = ""; 17 static char owner[255]; 18 19 void 20 joinpath(char *buf, size_t bufsiz, const char *path, const char *path2) 21 { 22 int r; 23 24 r = snprintf(buf, bufsiz, "%s%s%s", 25 path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2); 26 if (r < 0 || (size_t)r >= bufsiz) 27 errx(1, "path truncated: '%s%s%s'", 28 path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2); 29 } 30 31 /* Escape characters below as HTML 2.0 / XML 1.0. */ 32 void 33 xmlencode(FILE *fp, const char *s, size_t len) 34 { 35 size_t i; 36 37 for (i = 0; *s && i < len; s++, i++) { 38 switch(*s) { 39 case '<': fputs("<", fp); break; 40 case '>': fputs(">", fp); break; 41 case '\'': fputs("'" , fp); break; 42 case '&': fputs("&", fp); break; 43 case '"': fputs(""", fp); break; 44 default: putc(*s, fp); 45 } 46 } 47 } 48 49 void 50 printtimeshort(FILE *fp, const git_time *intime) 51 { 52 struct tm *intm; 53 time_t t; 54 char out[32]; 55 56 t = (time_t)intime->time; 57 if (!(intm = gmtime(&t))) 58 return; 59 strftime(out, sizeof(out), "%Y-%m-%d %H:%M", intm); 60 fputs(out, fp); 61 } 62 63 void 64 writeheader(FILE *fp) 65 { 66 fputs("<!DOCTYPE html>\n" 67 "<html>\n<head>\n" 68 "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n" 69 "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\" />\n" 70 "<title>", fp); 71 xmlencode(fp, description, strlen(description)); 72 fprintf(fp, "</title>\n<link rel=\"icon\" type=\"image/png\" href=\"%sfavicon.png\" />\n", relpath); 73 fprintf(fp, "<link rel=\"stylesheet\" type=\"text/css\" href=\"%sstyle.css\" />\n", relpath); 74 fputs("</head>\n<body>\n", fp); 75 fprintf(fp, "<table>\n<tr><td><img src=\"%slogo.png\" alt=\"\" width=\"32\" height=\"32\" /></td>\n" 76 "<td><span class=\"desc\">", relpath); 77 xmlencode(fp, description, strlen(description)); 78 fputs("</span></td></tr><tr><td></td><td>\n" 79 "</td></tr>\n</table>\n<hr/>\n<div id=\"content\">\n" 80 "<table id=\"index\"><thead>\n" 81 "<tr><td><b>Name</b></td><td><b>Description</b></td><td><b>Owner</b></td>" 82 "<td><b>Last commit</b></td></tr>" 83 "</thead><tbody>\n", fp); 84 } 85 86 void 87 writefooter(FILE *fp) 88 { 89 fputs("</tbody>\n</table>\n</div>\n</body>\n</html>\n", fp); 90 } 91 92 int 93 writelog(FILE *fp) 94 { 95 git_commit *commit = NULL; 96 const git_signature *author; 97 git_revwalk *w = NULL; 98 git_oid id; 99 char *stripped_name = NULL, *p; 100 int ret = 0; 101 102 git_revwalk_new(&w, repo); 103 git_revwalk_push_head(w); 104 105 if (git_revwalk_next(&id, w) || 106 git_commit_lookup(&commit, repo, &id)) { 107 ret = -1; 108 goto err; 109 } 110 111 author = git_commit_author(commit); 112 113 /* strip .git suffix */ 114 if (!(stripped_name = strdup(name))) 115 err(1, "strdup"); 116 if ((p = strrchr(stripped_name, '.'))) 117 if (!strcmp(p, ".git")) 118 *p = '\0'; 119 120 fputs("<tr><td><a href=\"", fp); 121 xmlencode(fp, stripped_name, strlen(stripped_name)); 122 fputs("/log.html\">", fp); 123 xmlencode(fp, stripped_name, strlen(stripped_name)); 124 fputs("</a></td><td>", fp); 125 xmlencode(fp, description, strlen(description)); 126 fputs("</td><td>", fp); 127 xmlencode(fp, owner, strlen(owner)); 128 fputs("</td><td>", fp); 129 if (author) 130 printtimeshort(fp, &(author->when)); 131 fputs("</td></tr>", fp); 132 133 git_commit_free(commit); 134 err: 135 git_revwalk_free(w); 136 free(stripped_name); 137 138 return ret; 139 } 140 141 int 142 main(int argc, char *argv[]) 143 { 144 FILE *fp; 145 char path[PATH_MAX], repodirabs[PATH_MAX + 1]; 146 const char *repodir; 147 int i, ret = 0; 148 int rflag = 0; 149 char opt; 150 151 while ((opt = getopt(argc, argv, "r")) != -1) { 152 switch (opt) { 153 case 'r': 154 rflag = 1; 155 break; 156 default: 157 fprintf(stderr, "%s [-r] repodir...\n", argv[0]); 158 return 1; 159 } 160 } 161 162 if (optind >= argc) { 163 fprintf(stderr, "%s [-r] repodir...\n", argv[0]); 164 return 1; 165 } 166 167 git_libgit2_init(); 168 169 #ifdef __OpenBSD__ 170 if (pledge("stdio rpath", NULL) == -1) 171 err(1, "pledge"); 172 #endif 173 174 writeheader(stdout); 175 176 for (i = optind; i < argc; i++) { 177 repodir = argv[i]; 178 if (git_repository_open_ext(&repo, repodir, 179 GIT_REPOSITORY_OPEN_NO_SEARCH, NULL)) { 180 fprintf(stderr, "%s: cannot open repository\n", argv[0]); 181 ret = 1; 182 continue; 183 } 184 185 if (rflag) { 186 /* use full path as name */ 187 name = repodir; 188 } else { 189 /* use directory name as name */ 190 if (!realpath(repodir, repodirabs)) 191 err(1, "realpath"); 192 193 if ((name = strrchr(repodirabs, '/'))) 194 name++; 195 else 196 name = ""; 197 } 198 199 /* read description or .git/description */ 200 joinpath(path, sizeof(path), repodir, "description"); 201 if (!(fp = fopen(path, "r"))) { 202 joinpath(path, sizeof(path), repodir, ".git/description"); 203 fp = fopen(path, "r"); 204 } 205 description[0] = '\0'; 206 if (fp) { 207 if (!fgets(description, sizeof(description), fp)) 208 description[0] = '\0'; 209 fclose(fp); 210 } 211 212 /* read owner or .git/owner */ 213 joinpath(path, sizeof(path), repodir, "owner"); 214 if (!(fp = fopen(path, "r"))) { 215 joinpath(path, sizeof(path), repodir, ".git/owner"); 216 fp = fopen(path, "r"); 217 } 218 owner[0] = '\0'; 219 if (fp) { 220 if (!fgets(owner, sizeof(owner), fp)) 221 owner[0] = '\0'; 222 owner[strcspn(owner, "\n")] = '\0'; 223 fclose(fp); 224 } 225 writelog(stdout); 226 } 227 writefooter(stdout); 228 229 /* cleanup */ 230 git_repository_free(repo); 231 git_libgit2_shutdown(); 232 233 return ret; 234 }