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ui-log: add support for showing the full commit message
[ps-cgit] / 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         files++;
30         if (ctx.repo->enable_log_linecount)
31                 cgit_diff_files(pair->one->sha1, pair->two->sha1, count_lines);
32 }
33
34 void print_commit(struct commit *commit)
35 {
36         struct commitinfo *info;
37         char *tmp;
38
39         info = cgit_parse_commit(commit);
40         html("<tr><td>");
41         tmp = fmt("id=%s", sha1_to_hex(commit->object.sha1));
42         tmp = cgit_pageurl(ctx.repo->url, "commit", tmp);
43         html_link_open(tmp, NULL, NULL);
44         cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
45         html_link_close();
46         html("</td><td>");
47         if (ctx.qry.showmsg)
48                 html("<u>");
49         cgit_commit_link(info->subject, NULL, NULL, ctx.qry.head,
50                          sha1_to_hex(commit->object.sha1));
51         if (ctx.qry.showmsg)
52                 html("</u>");
53         html("</td><td>");
54         html_txt(info->author);
55         if (ctx.repo->enable_log_filecount) {
56                 files = 0;
57                 add_lines = 0;
58                 rem_lines = 0;
59                 cgit_diff_commit(commit, inspect_files);
60                 html("</td><td>");
61                 htmlf("%d", files);
62                 if (ctx.repo->enable_log_linecount) {
63                         html("</td><td>");
64                         htmlf("-%d/+%d", rem_lines, add_lines);
65                 }
66         }
67         html("</td></tr>\n");
68         if (ctx.qry.showmsg) {
69                 html("<tr class='nohover'><td></td><td><div class='commit-msg'>");
70                 html_txt(info->msg);
71                 html("</div><br/></td><td></td>");
72                 if (ctx.repo->enable_log_filecount) {
73                         html("<td></td>");
74                         if (ctx.repo->enable_log_linecount)
75                                 html("<td></td>");
76                 }
77                 html("</tr>\n");
78         }
79         cgit_free_commitinfo(info);
80 }
81
82
83 void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern,
84                     char *path, int pager)
85 {
86         struct rev_info rev;
87         struct commit *commit;
88         const char *argv[] = {NULL, tip, NULL, NULL, NULL};
89         int argc = 2;
90         int i, columns = 3;
91
92         if (!tip)
93                 argv[1] = ctx.qry.head;
94
95         if (grep && pattern && (!strcmp(grep, "grep") ||
96                                 !strcmp(grep, "author") ||
97                                 !strcmp(grep, "committer")))
98                 argv[argc++] = fmt("--%s=%s", grep, pattern);
99
100         if (path) {
101                 argv[argc++] = "--";
102                 argv[argc++] = path;
103         }
104         init_revisions(&rev, NULL);
105         rev.abbrev = DEFAULT_ABBREV;
106         rev.commit_format = CMIT_FMT_DEFAULT;
107         rev.verbose_header = 1;
108         rev.show_root_diff = 0;
109         setup_revisions(argc, argv, &rev, NULL);
110         rev.grep_filter.regflags |= REG_ICASE;
111         compile_grep_patterns(&rev.grep_filter);
112         prepare_revision_walk(&rev);
113
114         if (pager)
115                 html("<table class='list nowrap'>");
116
117         html("<tr class='nohover'><th class='left'>Age</th>"
118               "<th class='left'>Commit message");
119         if (pager) {
120                 html(" (");
121                 cgit_log_link("toggle", NULL, NULL, ctx.qry.head, ctx.qry.sha1,
122                               ctx.qry.path, ctx.qry.ofs, ctx.qry.grep,
123                               ctx.qry.search, ctx.qry.showmsg ? 0 : 1);
124                 html(")");
125         }
126         html("</th><th class='left'>Author</th>");
127         if (ctx.repo->enable_log_filecount) {
128                 html("<th class='left'>Files</th>");
129                 columns++;
130                 if (ctx.repo->enable_log_linecount) {
131                         html("<th class='left'>Lines</th>");
132                         columns++;
133                 }
134         }
135         html("</tr>\n");
136
137         if (ofs<0)
138                 ofs = 0;
139
140         for (i = 0; i < ofs && (commit = get_revision(&rev)) != NULL; i++) {
141                 free(commit->buffer);
142                 commit->buffer = NULL;
143                 free_commit_list(commit->parents);
144                 commit->parents = NULL;
145         }
146
147         for (i = 0; i < cnt && (commit = get_revision(&rev)) != NULL; i++) {
148                 print_commit(commit);
149                 free(commit->buffer);
150                 commit->buffer = NULL;
151                 free_commit_list(commit->parents);
152                 commit->parents = NULL;
153         }
154         if (pager) {
155                 htmlf("</table><div class='pager'>",
156                      columns);
157                 if (ofs > 0) {
158                         cgit_log_link("[prev]", NULL, NULL, ctx.qry.head,
159                                       ctx.qry.sha1, ctx.qry.path,
160                                       ofs - cnt, ctx.qry.grep,
161                                       ctx.qry.search, ctx.qry.showmsg);
162                         html("&nbsp;");
163                 }
164                 if ((commit = get_revision(&rev)) != NULL) {
165                         cgit_log_link("[next]", NULL, NULL, ctx.qry.head,
166                                       ctx.qry.sha1, ctx.qry.path,
167                                       ofs + cnt, ctx.qry.grep,
168                                       ctx.qry.search, ctx.qry.showmsg);
169                 }
170                 html("</div>");
171         } else if ((commit = get_revision(&rev)) != NULL) {
172                 html("<tr class='nohover'><td colspan='3'>");
173                 cgit_log_link("[...]", NULL, NULL, ctx.qry.head, NULL, NULL, 0,
174                               NULL, NULL, ctx.qry.showmsg);
175                 html("</td></tr>\n");
176         }
177 }