ui-log.c

   1 /* ui-log.c: functions for log output
   2  *
   3  * Copyright (C) 2006 Lars Hjemli
   4  *
   5  * Licensed under GNU General Public License v2
   6  *   (see COPYING for full license text)
   7  */
   8
   9 #include "cgit.h"
  10 #include "html.h"
  11 #include "ui-shared.h"
  12
  13 int files, add_lines, rem_lines;
  14
  15 void count_lines(char *line, int size)
  16 {
  17         if (size <= 0)
  18                 return;
  19
  20         if (line[0] == '+')
  21                 add_lines++;
  22
  23         else if (line[0] == '-')
  24                 rem_lines++;
  25 }
  26
  27 void inspect_files(struct diff_filepair *pair)
  28 {
  29         unsigned long old_size = 0;
  30         unsigned long new_size = 0;
  31         int binary = 0;
  32
  33         files++;
  34         if (ctx.repo->enable_log_linecount)
  35                 cgit_diff_files(pair->one->sha1, pair->two->sha1, &old_size,
  36                                 &new_size, &binary, count_lines);
  37 }
  38
  39 void show_commit_decorations(struct commit *commit)
  40 {
  41         struct name_decoration *deco;
  42         static char buf[1024];
  43
  44         buf[sizeof(buf) - 1] = 0;
  45         deco = lookup_decoration(&name_decoration, &commit->object);
  46         while (deco) {
  47                 if (!prefixcmp(deco->name, "refs/heads/")) {
  48                         strncpy(buf, deco->name + 11, sizeof(buf) - 1);
  49                         cgit_log_link(buf, NULL, "branch-deco", buf, NULL, NULL,
  50                                 0, NULL, NULL, ctx.qry.showmsg);
  51                 }
  52                 else if (!prefixcmp(deco->name, "tag: refs/tags/")) {
  53                         strncpy(buf, deco->name + 15, sizeof(buf) - 1);
  54                         cgit_tag_link(buf, NULL, "tag-deco", ctx.qry.head, buf);
  55                 }
  56                 else if (!prefixcmp(deco->name, "refs/tags/")) {
  57                         strncpy(buf, deco->name + 10, sizeof(buf) - 1);
  58                         cgit_tag_link(buf, NULL, "tag-deco", ctx.qry.head, buf);
  59                 }
  60                 else if (!prefixcmp(deco->name, "refs/remotes/")) {
  61                         strncpy(buf, deco->name + 13, sizeof(buf) - 1);
  62                         cgit_log_link(buf, NULL, "remote-deco", NULL,
  63                                 sha1_to_hex(commit->object.sha1), NULL,
  64                                 0, NULL, NULL, ctx.qry.showmsg);
  65                 }
  66                 else {
  67                         strncpy(buf, deco->name, sizeof(buf) - 1);
  68                         cgit_commit_link(buf, NULL, "deco", ctx.qry.head,
  69                                 sha1_to_hex(commit->object.sha1), 0);
  70                 }
  71                 deco = deco->next;
  72         }
  73 }
  74
  75 void print_commit(struct commit *commit)
  76 {
  77         struct commitinfo *info;
  78         char *tmp;
  79         int cols = 2;
  80
  81         info = cgit_parse_commit(commit);
  82         htmlf("<tr%s><td>",
  83                 ctx.qry.showmsg ? " class='logheader'" : "");
  84         tmp = fmt("id=%s", sha1_to_hex(commit->object.sha1));
  85         tmp = cgit_pageurl(ctx.repo->url, "commit", tmp);
  86         html_link_open(tmp, NULL, NULL);
  87         cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
  88         html_link_close();
  89         htmlf("</td><td%s>",
  90                 ctx.qry.showmsg ? " class='logsubject'" : "");
  91         cgit_commit_link(info->subject, NULL, NULL, ctx.qry.head,
  92                          sha1_to_hex(commit->object.sha1), 0);
  93         show_commit_decorations(commit);
  94         html("</td><td>");
  95         html_txt(info->author);
  96         if (ctx.repo->enable_log_filecount) {
  97                 files = 0;
  98                 add_lines = 0;
  99                 rem_lines = 0;
 100                 cgit_diff_commit(commit, inspect_files);
 101                 html("</td><td>");
 102                 htmlf("%d", files);
 103                 if (ctx.repo->enable_log_linecount) {
 104                         html("</td><td>");
 105                         htmlf("-%d/+%d", rem_lines, add_lines);
 106                 }
 107         }
 108         html("</td></tr>\n");
 109         if (ctx.qry.showmsg) {
 110                 if (ctx.repo->enable_log_filecount) {
 111                         cols++;
 112                         if (ctx.repo->enable_log_linecount)
 113                                 cols++;
 114                 }
 115                 htmlf("<tr class='nohover'><td/><td colspan='%d' class='logmsg'>",
 116                         cols);
 117                 html_txt(info->msg);
 118                 html("</td></tr>\n");
 119         }
 120         cgit_free_commitinfo(info);
 121 }
 122
 123 static const char *disambiguate_ref(const char *ref)
 124 {
 125         unsigned char sha1[20];
 126         const char *longref;
 127
 128         longref = fmt("refs/heads/%s", ref);
 129         if (get_sha1(longref, sha1) == 0)
 130                 return longref;
 131
 132         return ref;
 133 }
 134
 135 void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern,
 136                     char *path, int pager)
 137 {
 138         struct rev_info rev;
 139         struct commit *commit;
 140         const char *argv[] = {NULL, NULL, NULL, NULL, NULL};
 141         int argc = 2;
 142         int i, columns = 3;
 143
 144         if (!tip)
 145                 tip = ctx.qry.head;
 146
 147         argv[1] = disambiguate_ref(tip);
 148
 149         if (grep && pattern && (!strcmp(grep, "grep") ||
 150                                 !strcmp(grep, "author") ||
 151                                 !strcmp(grep, "committer")))
 152                 argv[argc++] = fmt("--%s=%s", grep, pattern);
 153
 154         if (path) {
 155                 argv[argc++] = "--";
 156                 argv[argc++] = path;
 157         }
 158         init_revisions(&rev, NULL);
 159         rev.abbrev = DEFAULT_ABBREV;
 160         rev.commit_format = CMIT_FMT_DEFAULT;
 161         rev.verbose_header = 1;
 162         rev.show_root_diff = 0;
 163         setup_revisions(argc, argv, &rev, NULL);
 164         load_ref_decorations(DECORATE_FULL_REFS);
 165         rev.show_decorations = 1;
 166         rev.grep_filter.regflags |= REG_ICASE;
 167         compile_grep_patterns(&rev.grep_filter);
 168         prepare_revision_walk(&rev);
 169
 170         if (pager)
 171                 html("<table class='list nowrap'>");
 172
 173         html("<tr class='nohover'><th class='left'>Age</th>"
 174               "<th class='left'>Commit message");
 175         if (pager) {
 176                 html(" (");
 177                 cgit_log_link(ctx.qry.showmsg ? "Collapse" : "Expand", NULL,
 178                               NULL, ctx.qry.head, ctx.qry.sha1,
 179                               ctx.qry.path, ctx.qry.ofs, ctx.qry.grep,
 180                               ctx.qry.search, ctx.qry.showmsg ? 0 : 1);
 181                 html(")");
 182         }
 183         html("</th><th class='left'>Author</th>");
 184         if (ctx.repo->enable_log_filecount) {
 185                 html("<th class='left'>Files</th>");
 186                 columns++;
 187                 if (ctx.repo->enable_log_linecount) {
 188                         html("<th class='left'>Lines</th>");
 189                         columns++;
 190                 }
 191         }
 192         html("</tr>\n");
 193
 194         if (ofs<0)
 195                 ofs = 0;
 196
 197         for (i = 0; i < ofs && (commit = get_revision(&rev)) != NULL; i++) {
 198                 free(commit->buffer);
 199                 commit->buffer = NULL;
 200                 free_commit_list(commit->parents);
 201                 commit->parents = NULL;
 202         }
 203
 204         for (i = 0; i < cnt && (commit = get_revision(&rev)) != NULL; i++) {
 205                 print_commit(commit);
 206                 free(commit->buffer);
 207                 commit->buffer = NULL;
 208                 free_commit_list(commit->parents);
 209                 commit->parents = NULL;
 210         }
 211         if (pager) {
 212                 htmlf("</table><div class='pager'>",
 213                      columns);
 214                 if (ofs > 0) {
 215                         cgit_log_link("[prev]", NULL, NULL, ctx.qry.head,
 216                                       ctx.qry.sha1, ctx.qry.path,
 217                                       ofs - cnt, ctx.qry.grep,
 218                                       ctx.qry.search, ctx.qry.showmsg);
 219                         html("&nbsp;");
 220                 }
 221                 if ((commit = get_revision(&rev)) != NULL) {
 222                         cgit_log_link("[next]", NULL, NULL, ctx.qry.head,
 223                                       ctx.qry.sha1, ctx.qry.path,
 224                                       ofs + cnt, ctx.qry.grep,
 225                                       ctx.qry.search, ctx.qry.showmsg);
 226                 }
 227                 html("</div>");
 228         } else if ((commit = get_revision(&rev)) != NULL) {
 229                 html("<tr class='nohover'><td colspan='3'>");
 230                 cgit_log_link("[...]", NULL, NULL, ctx.qry.head, NULL, NULL, 0,
 231                               NULL, NULL, ctx.qry.showmsg);
 232                 html("</td></tr>\n");
 233         }
 234 }