stagit-index.c (4935B)
1 #include "config.h" 2 3 #include <sys/stat.h> 4 5 #if HAVE_ERR 6 #include <err.h> 7 #endif /* HAVE_ERR */ 8 #include <errno.h> 9 #include <inttypes.h> 10 #include <limits.h> 11 #include <stdio.h> 12 #include <stdlib.h> 13 #include <string.h> 14 #include <unistd.h> 15 16 #include <git2.h> 17 18 static git_repository *repo; 19 20 static const char *relpath = ""; 21 22 static char description[255] = "Repositories"; 23 static char *name = ""; 24 static char owner[255]; 25 26 void 27 joinpath(char *buf, size_t bufsiz, const char *path, const char *path2) 28 { 29 int r; 30 31 r = snprintf(buf, bufsiz, "%s%s%s", 32 path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2); 33 if (r < 0 || (size_t)r >= bufsiz) 34 errx(1, "path truncated: '%s%s%s'", 35 path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2); 36 } 37 38 /* Escape characters below as HTML 2.0 / XML 1.0. */ 39 void 40 xmlencode(FILE *fp, const char *s, size_t len) 41 { 42 size_t i; 43 44 for (i = 0; *s && i < len; s++, i++) { 45 switch(*s) { 46 case '<': fputs("<", fp); break; 47 case '>': fputs(">", fp); break; 48 case '\'': fputs("'" , fp); break; 49 case '&': fputs("&", fp); break; 50 case '"': fputs(""", fp); break; 51 default: fputc(*s, fp); 52 } 53 } 54 } 55 56 void 57 printtimeshort(FILE *fp, const git_time *intime) 58 { 59 struct tm *intm; 60 time_t t; 61 char out[32]; 62 63 t = (time_t)intime->time; 64 if (!(intm = gmtime(&t))) 65 return; 66 strftime(out, sizeof(out), "%Y-%m-%d %H:%M", intm); 67 fputs(out, fp); 68 } 69 70 void 71 writeheader(FILE *fp) 72 { 73 fputs("<!DOCTYPE html>\n" 74 "<html>\n<head>\n" 75 "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n" 76 "<title>", fp); 77 xmlencode(fp, description, strlen(description)); 78 fputs("</title>", fp); 79 fputs("<link rel=\"stylesheet\" type=\"text/css\" href=\"/style.css\" />\n", fp); 80 fputs("</head>\n<body>\n", fp); 81 fputs("<table>\n<tr>\n<td><span class=\"desc\">", fp); 82 xmlencode(fp, description, strlen(description)); 83 fputs("</span></td></tr><tr><td></td><td>\n" 84 "</td></tr>\n</table>\n<hr/>\n<div id=\"content\">\n" 85 "<table id=\"index\"><thead>\n" 86 "<tr><td><b>Name</b></td><td><b>Description</b></td><td><b>Owner</b></td>" 87 "<td><b>Last commit</b></td></tr>" 88 "</thead><tbody>\n", fp); 89 } 90 91 void 92 writefooter(FILE *fp) 93 { 94 fputs("</tbody>\n</table>\n</div>\n</body>\n</html>\n", fp); 95 } 96 97 int 98 writelog(FILE *fp) 99 { 100 git_commit *commit = NULL; 101 const git_signature *author; 102 git_revwalk *w = NULL; 103 git_oid id; 104 char *stripped_name = NULL, *p; 105 int ret = 0; 106 107 git_revwalk_new(&w, repo); 108 git_revwalk_push_head(w); 109 git_revwalk_simplify_first_parent(w); 110 111 if (git_revwalk_next(&id, w) || 112 git_commit_lookup(&commit, repo, &id)) { 113 ret = -1; 114 goto err; 115 } 116 117 author = git_commit_author(commit); 118 119 /* strip .git suffix */ 120 if (!(stripped_name = strdup(name))) 121 err(1, "strdup"); 122 if ((p = strrchr(stripped_name, '.'))) 123 if (!strcmp(p, ".git")) 124 *p = '\0'; 125 126 fputs("<tr><td><a href=\"", fp); 127 xmlencode(fp, stripped_name, strlen(stripped_name)); 128 fputs("/log.html\">", fp); 129 xmlencode(fp, stripped_name, strlen(stripped_name)); 130 fputs("</a></td><td>", fp); 131 xmlencode(fp, description, strlen(description)); 132 fputs("</td><td>", fp); 133 xmlencode(fp, owner, strlen(owner)); 134 fputs("</td><td>", fp); 135 if (author) 136 printtimeshort(fp, &(author->when)); 137 fputs("</td></tr>", fp); 138 139 git_commit_free(commit); 140 err: 141 git_revwalk_free(w); 142 free(stripped_name); 143 144 return ret; 145 } 146 147 int 148 main(int argc, char *argv[]) 149 { 150 FILE *fp; 151 char path[PATH_MAX], repodirabs[PATH_MAX + 1]; 152 const char *repodir; 153 int i, ret = 0; 154 155 if (argc < 2) { 156 fprintf(stderr, "%s [repodir...]\n", argv[0]); 157 return 1; 158 } 159 160 git_libgit2_init(); 161 162 #if HAVE_PLEDGE 163 if (pledge("stdio rpath", NULL) == -1) 164 err(1, "pledge"); 165 #endif 166 167 writeheader(stdout); 168 169 for (i = 1; i < argc; i++) { 170 repodir = argv[i]; 171 if (!realpath(repodir, repodirabs)) 172 err(1, "realpath"); 173 174 if (git_repository_open_ext(&repo, repodir, 175 GIT_REPOSITORY_OPEN_NO_SEARCH, NULL)) { 176 fprintf(stderr, "%s: cannot open repository\n", argv[0]); 177 ret = 1; 178 continue; 179 } 180 181 /* use directory name as name */ 182 if ((name = strrchr(repodirabs, '/'))) 183 name++; 184 else 185 name = ""; 186 187 /* read description or .git/description */ 188 joinpath(path, sizeof(path), repodir, "description"); 189 if (!(fp = fopen(path, "r"))) { 190 joinpath(path, sizeof(path), repodir, ".git/description"); 191 fp = fopen(path, "r"); 192 } 193 description[0] = '\0'; 194 if (fp) { 195 if (!fgets(description, sizeof(description), fp)) 196 description[0] = '\0'; 197 fclose(fp); 198 } 199 200 /* read owner or .git/owner */ 201 joinpath(path, sizeof(path), repodir, "owner"); 202 if (!(fp = fopen(path, "r"))) { 203 joinpath(path, sizeof(path), repodir, ".git/owner"); 204 fp = fopen(path, "r"); 205 } 206 owner[0] = '\0'; 207 if (fp) { 208 if (!fgets(owner, sizeof(owner), fp)) 209 owner[0] = '\0'; 210 owner[strcspn(owner, "\n")] = '\0'; 211 fclose(fp); 212 } 213 writelog(stdout); 214 } 215 writefooter(stdout); 216 217 /* cleanup */ 218 git_repository_free(repo); 219 git_libgit2_shutdown(); 220 221 return ret; 222 }