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, 0, 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,
  50                                       ctx.qry.vpath, 0, NULL, NULL,
  51                                       ctx.qry.showmsg);
  52                 }
  53                 else if (!prefixcmp(deco->name, "tag: refs/tags/")) {
  54                         strncpy(buf, deco->name + 15, sizeof(buf) - 1);
  55                         cgit_tag_link(buf, NULL, "tag-deco", ctx.qry.head, buf);
  56                 }
  57                 else if (!prefixcmp(deco->name, "refs/tags/")) {
  58                         strncpy(buf, deco->name + 10, sizeof(buf) - 1);
  59                         cgit_tag_link(buf, NULL, "tag-deco", ctx.qry.head, buf);
  60                 }
  61                 else if (!prefixcmp(deco->name, "refs/remotes/")) {
  62                         strncpy(buf, deco->name + 13, sizeof(buf) - 1);
  63                         cgit_log_link(buf, NULL, "remote-deco", NULL,
  64                                       sha1_to_hex(commit->object.sha1),
  65                                       ctx.qry.vpath, 0, NULL, NULL,
  66                                       ctx.qry.showmsg);
  67                 }
  68                 else {
  69                         strncpy(buf, deco->name, sizeof(buf) - 1);
  70                         cgit_commit_link(buf, NULL, "deco", ctx.qry.head,
  71                                          sha1_to_hex(commit->object.sha1),
  72                                          ctx.qry.vpath, 0);
  73                 }
  74                 deco = deco->next;
  75         }
  76 }
  77
  78 void print_commit(struct commit *commit)
  79 {
  80         struct commitinfo *info;
  81         char *tmp;
  82         int cols = 2;
  83
  84         info = cgit_parse_commit(commit);
  85         htmlf("<tr%s><td>",
  86                 ctx.qry.showmsg ? " class='logheader'" : "");
  87         tmp = fmt("id=%s", sha1_to_hex(commit->object.sha1));
  88         tmp = cgit_fileurl(ctx.repo->url, "commit", ctx.qry.vpath, tmp);
  89         html_link_open(tmp, NULL, NULL);
  90         cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
  91         html_link_close();
  92         htmlf("</td><td%s>",
  93                 ctx.qry.showmsg ? " class='logsubject'" : "");
  94         cgit_commit_link(info->subject, NULL, NULL, ctx.qry.head,
  95                          sha1_to_hex(commit->object.sha1), ctx.qry.vpath, 0);
  96         show_commit_decorations(commit);
  97         html("</td><td>");
  98         html_txt(info->author);
  99         if (ctx.repo->enable_log_filecount) {
 100                 files = 0;
 101                 add_lines = 0;
 102                 rem_lines = 0;
 103                 cgit_diff_commit(commit, inspect_files);
 104                 html("</td><td>");
 105                 htmlf("%d", files);
 106                 if (ctx.repo->enable_log_linecount) {
 107                         html("</td><td>");
 108                         htmlf("-%d/+%d", rem_lines, add_lines);
 109                 }
 110         }
 111         html("</td></tr>\n");
 112         if (ctx.qry.showmsg) {
 113                 if (ctx.repo->enable_log_filecount) {
 114                         cols++;
 115                         if (ctx.repo->enable_log_linecount)
 116                                 cols++;
 117                 }
 118                 htmlf("<tr class='nohover'><td/><td colspan='%d' class='logmsg'>",
 119                         cols);
 120                 html_txt(info->msg);
 121                 html("</td></tr>\n");
 122         }
 123         cgit_free_commitinfo(info);
 124 }
 125
 126 static const char *disambiguate_ref(const char *ref)
 127 {
 128         unsigned char sha1[20];
 129         const char *longref;
 130
 131         longref = fmt("refs/heads/%s", ref);
 132         if (get_sha1(longref, sha1) == 0)
 133                 return longref;
 134
 135         return ref;
 136 }
 137
 138 void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern,
 139                     char *path, int pager)
 140 {
 141         struct rev_info rev;
 142         struct commit *commit;
 143         const char *argv[] = {NULL, NULL, NULL, NULL, NULL};
 144         int argc = 2;
 145         int i, columns = 3;
 146
 147         if (!tip)
 148                 tip = ctx.qry.head;
 149
 150         argv[1] = disambiguate_ref(tip);
 151
 152         if (grep && pattern) {
 153                 if (!strcmp(grep, "grep") || !strcmp(grep, "author") ||
 154                     !strcmp(grep, "committer"))
 155                         argv[argc++] = fmt("--%s=%s", grep, pattern);
 156                 if (!strcmp(grep, "range"))
 157                         argv[1] = pattern;
 158         }
 159
 160         if (path) {
 161                 argv[argc++] = "--";
 162                 argv[argc++] = path;
 163         }
 164         init_revisions(&rev, NULL);
 165         rev.abbrev = DEFAULT_ABBREV;
 166         rev.commit_format = CMIT_FMT_DEFAULT;
 167         rev.verbose_header = 1;
 168         rev.show_root_diff = 0;
 169         setup_revisions(argc, argv, &rev, NULL);
 170         load_ref_decorations(DECORATE_FULL_REFS);
 171         rev.show_decorations = 1;
 172         rev.grep_filter.regflags |= REG_ICASE;
 173         compile_grep_patterns(&rev.grep_filter);
 174         prepare_revision_walk(&rev);
 175
 176         if (pager)
 177                 html("<table class='list nowrap'>");
 178
 179         html("<tr class='nohover'><th class='left'>Age</th>"
 180               "<th class='left'>Commit message");
 181         if (pager) {
 182                 html(" (");
 183                 cgit_log_link(ctx.qry.showmsg ? "Collapse" : "Expand", NULL,
 184                               NULL, ctx.qry.head, ctx.qry.sha1,
 185                               ctx.qry.vpath, ctx.qry.ofs, ctx.qry.grep,
 186                               ctx.qry.search, ctx.qry.showmsg ? 0 : 1);
 187                 html(")");
 188         }
 189         html("</th><th class='left'>Author</th>");
 190         if (ctx.repo->enable_log_filecount) {
 191                 html("<th class='left'>Files</th>");
 192                 columns++;
 193                 if (ctx.repo->enable_log_linecount) {
 194                         html("<th class='left'>Lines</th>");
 195                         columns++;
 196                 }
 197         }
 198         html("</tr>\n");
 199
 200         if (ofs<0)
 201                 ofs = 0;
 202
 203         for (i = 0; i < ofs && (commit = get_revision(&rev)) != NULL; i++) {
 204                 free(commit->buffer);
 205                 commit->buffer = NULL;
 206                 free_commit_list(commit->parents);
 207                 commit->parents = NULL;
 208         }
 209
 210         for (i = 0; i < cnt && (commit = get_revision(&rev)) != NULL; i++) {
 211                 print_commit(commit);
 212                 free(commit->buffer);
 213                 commit->buffer = NULL;
 214                 free_commit_list(commit->parents);
 215                 commit->parents = NULL;
 216         }
 217         if (pager) {
 218                 htmlf("</table><div class='pager'>",
 219                      columns);
 220                 if (ofs > 0) {
 221                         cgit_log_link("[prev]", NULL, NULL, ctx.qry.head,
 222                                       ctx.qry.sha1, ctx.qry.vpath,
 223                                       ofs - cnt, ctx.qry.grep,
 224                                       ctx.qry.search, ctx.qry.showmsg);
 225                         html("&nbsp;");
 226                 }
 227                 if ((commit = get_revision(&rev)) != NULL) {
 228                         cgit_log_link("[next]", NULL, NULL, ctx.qry.head,
 229                                       ctx.qry.sha1, ctx.qry.vpath,
 230                                       ofs + cnt, ctx.qry.grep,
 231                                       ctx.qry.search, ctx.qry.showmsg);
 232                 }
 233                 html("</div>");
 234         } else if ((commit = get_revision(&rev)) != NULL) {
 235                 html("<tr class='nohover'><td colspan='3'>");
 236                 cgit_log_link("[...]", NULL, NULL, ctx.qry.head, NULL,
 237                               ctx.qry.vpath, 0, NULL, NULL, ctx.qry.showmsg);
 238                 html("</td></tr>\n");
 239         }
 240 }