ui-log.c (view raw)
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#include "vector.h"
13
14int files, add_lines, rem_lines;
15
16/*
17 * The list of available column colors in the commit graph.
18 */
19static const char *column_colors_html[] = {
20 "<span class='column1'>",
21 "<span class='column2'>",
22 "<span class='column3'>",
23 "<span class='column4'>",
24 "<span class='column5'>",
25 "<span class='column6'>",
26 "</span>",
27};
28
29#define COLUMN_COLORS_HTML_MAX (ARRAY_SIZE(column_colors_html) - 1)
30
31void count_lines(char *line, int size)
32{
33 if (size <= 0)
34 return;
35
36 if (line[0] == '+')
37 add_lines++;
38
39 else if (line[0] == '-')
40 rem_lines++;
41}
42
43void inspect_files(struct diff_filepair *pair)
44{
45 unsigned long old_size = 0;
46 unsigned long new_size = 0;
47 int binary = 0;
48
49 files++;
50 if (ctx.repo->enable_log_linecount)
51 cgit_diff_files(pair->one->sha1, pair->two->sha1, &old_size,
52 &new_size, &binary, 0, ctx.qry.ignorews,
53 count_lines);
54}
55
56void show_commit_decorations(struct commit *commit)
57{
58 struct name_decoration *deco;
59 static char buf[1024];
60
61 buf[sizeof(buf) - 1] = 0;
62 deco = lookup_decoration(&name_decoration, &commit->object);
63 while (deco) {
64 if (!prefixcmp(deco->name, "refs/heads/")) {
65 strncpy(buf, deco->name + 11, sizeof(buf) - 1);
66 cgit_log_link(buf, NULL, "branch-deco", buf, NULL,
67 ctx.qry.vpath, 0, NULL, NULL,
68 ctx.qry.showmsg);
69 }
70 else if (!prefixcmp(deco->name, "tag: refs/tags/")) {
71 strncpy(buf, deco->name + 15, sizeof(buf) - 1);
72 cgit_tag_link(buf, NULL, "tag-deco", ctx.qry.head, buf);
73 }
74 else if (!prefixcmp(deco->name, "refs/tags/")) {
75 strncpy(buf, deco->name + 10, sizeof(buf) - 1);
76 cgit_tag_link(buf, NULL, "tag-deco", ctx.qry.head, buf);
77 }
78 else if (!prefixcmp(deco->name, "refs/remotes/")) {
79 strncpy(buf, deco->name + 13, sizeof(buf) - 1);
80 cgit_log_link(buf, NULL, "remote-deco", NULL,
81 sha1_to_hex(commit->object.sha1),
82 ctx.qry.vpath, 0, NULL, NULL,
83 ctx.qry.showmsg);
84 }
85 else {
86 strncpy(buf, deco->name, sizeof(buf) - 1);
87 cgit_commit_link(buf, NULL, "deco", ctx.qry.head,
88 sha1_to_hex(commit->object.sha1),
89 ctx.qry.vpath, 0);
90 }
91 deco = deco->next;
92 }
93}
94
95void print_commit(struct commit *commit, struct rev_info *revs)
96{
97 struct commitinfo *info;
98 char *tmp;
99 int cols = 2;
100 struct strbuf graphbuf = STRBUF_INIT;
101
102 if (ctx.repo->enable_log_filecount) {
103 cols++;
104 if (ctx.repo->enable_log_linecount)
105 cols++;
106 }
107
108 if (revs->graph) {
109 /* Advance graph until current commit */
110 while (!graph_next_line(revs->graph, &graphbuf)) {
111 /* Print graph segment in otherwise empty table row */
112 html("<tr class='nohover'><td/><td class='commitgraph'>");
113 html(graphbuf.buf);
114 htmlf("</td><td colspan='%d' /></tr>\n", cols);
115 strbuf_setlen(&graphbuf, 0);
116 }
117 /* Current commit's graph segment is now ready in graphbuf */
118 }
119
120 info = cgit_parse_commit(commit);
121 htmlf("<tr%s><td>",
122 ctx.qry.showmsg ? " class='logheader'" : "");
123 tmp = fmt("id=%s", sha1_to_hex(commit->object.sha1));
124 tmp = cgit_fileurl(ctx.repo->url, "commit", ctx.qry.vpath, tmp);
125 html_link_open(tmp, NULL, NULL);
126 cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
127 html_link_close();
128 html("</td>");
129
130 if (revs->graph) {
131 /* Print graph segment for current commit */
132 html("<td class='commitgraph'>");
133 html(graphbuf.buf);
134 html("</td>");
135 strbuf_setlen(&graphbuf, 0);
136 }
137
138 htmlf("<td%s>", ctx.qry.showmsg ? " class='logsubject'" : "");
139 cgit_commit_link(info->subject, NULL, NULL, ctx.qry.head,
140 sha1_to_hex(commit->object.sha1), ctx.qry.vpath, 0);
141 show_commit_decorations(commit);
142 html("</td><td>");
143 html_txt(info->author);
144 if (ctx.repo->enable_log_filecount) {
145 files = 0;
146 add_lines = 0;
147 rem_lines = 0;
148 cgit_diff_commit(commit, inspect_files, ctx.qry.vpath);
149 html("</td><td>");
150 htmlf("%d", files);
151 if (ctx.repo->enable_log_linecount) {
152 html("</td><td>");
153 htmlf("-%d/+%d", rem_lines, add_lines);
154 }
155 }
156 html("</td></tr>\n");
157
158 if (revs->graph || ctx.qry.showmsg) { /* Print a second table row */
159 struct strbuf msgbuf = STRBUF_INIT;
160 html("<tr class='nohover'><td/>"); /* Empty 'Age' column */
161
162 if (ctx.qry.showmsg) {
163 /* Concatenate commit message + notes in msgbuf */
164 if (info->msg && *(info->msg)) {
165 strbuf_addstr(&msgbuf, info->msg);
166 strbuf_addch(&msgbuf, '\n');
167 }
168 format_note(NULL, commit->object.sha1, &msgbuf,
169 PAGE_ENCODING,
170 NOTES_SHOW_HEADER | NOTES_INDENT);
171 strbuf_addch(&msgbuf, '\n');
172 strbuf_ltrim(&msgbuf);
173 }
174
175 if (revs->graph) {
176 int lines = 0;
177
178 /* Calculate graph padding */
179 if (ctx.qry.showmsg) {
180 /* Count #lines in commit message + notes */
181 const char *p = msgbuf.buf;
182 lines = 1;
183 while ((p = strchr(p, '\n'))) {
184 p++;
185 lines++;
186 }
187 }
188
189 /* Print graph padding */
190 html("<td class='commitgraph'>");
191 while (lines > 0 || !graph_is_commit_finished(revs->graph)) {
192 if (graphbuf.len)
193 html("\n");
194 strbuf_setlen(&graphbuf, 0);
195 graph_next_line(revs->graph, &graphbuf);
196 html(graphbuf.buf);
197 lines--;
198 }
199 html("</td>\n");
200 }
201
202 /* Print msgbuf into remainder of table row */
203 htmlf("<td colspan='%d'%s>\n", cols,
204 ctx.qry.showmsg ? " class='logmsg'" : "");
205 html_txt(msgbuf.buf);
206 html("</td></tr>\n");
207 strbuf_release(&msgbuf);
208 }
209
210 strbuf_release(&graphbuf);
211 cgit_free_commitinfo(info);
212}
213
214static const char *disambiguate_ref(const char *ref)
215{
216 unsigned char sha1[20];
217 const char *longref;
218
219 longref = fmt("refs/heads/%s", ref);
220 if (get_sha1(longref, sha1) == 0)
221 return longref;
222
223 return ref;
224}
225
226static char *next_token(char **src)
227{
228 char *result;
229
230 if (!src || !*src)
231 return NULL;
232 while (isspace(**src))
233 (*src)++;
234 if (!**src)
235 return NULL;
236 result = *src;
237 while (**src) {
238 if (isspace(**src)) {
239 **src = '\0';
240 (*src)++;
241 break;
242 }
243 (*src)++;
244 }
245 return result;
246}
247
248void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern,
249 char *path, int pager)
250{
251 struct rev_info rev;
252 struct commit *commit;
253 struct vector vec = VECTOR_INIT(char *);
254 int i, columns = 3;
255 char *arg;
256
257 /* First argv is NULL */
258 vector_push(&vec, NULL, 0);
259
260 if (!tip)
261 tip = ctx.qry.head;
262 tip = disambiguate_ref(tip);
263 vector_push(&vec, &tip, 0);
264
265 if (grep && pattern && *pattern) {
266 pattern = xstrdup(pattern);
267 if (!strcmp(grep, "grep") || !strcmp(grep, "author") ||
268 !strcmp(grep, "committer")) {
269 arg = fmt("--%s=%s", grep, pattern);
270 vector_push(&vec, &arg, 0);
271 }
272 if (!strcmp(grep, "range")) {
273 /* Split the pattern at whitespace and add each token
274 * as a revision expression. Do not accept other
275 * rev-list options. Also, replace the previously
276 * pushed tip (it's no longer relevant).
277 */
278 vec.count--;
279 while ((arg = next_token(&pattern))) {
280 if (*arg == '-') {
281 fprintf(stderr, "Bad range expr: %s\n",
282 arg);
283 break;
284 }
285 vector_push(&vec, &arg, 0);
286 }
287 }
288 }
289 if (ctx.repo->enable_commit_graph) {
290 static const char *graph_arg = "--graph";
291 static const char *color_arg = "--color";
292 vector_push(&vec, &graph_arg, 0);
293 vector_push(&vec, &color_arg, 0);
294 graph_set_column_colors(column_colors_html,
295 COLUMN_COLORS_HTML_MAX);
296 }
297
298 if (path) {
299 arg = "--";
300 vector_push(&vec, &arg, 0);
301 vector_push(&vec, &path, 0);
302 }
303
304 /* Make sure the vector is NULL-terminated */
305 vector_push(&vec, NULL, 0);
306 vec.count--;
307
308 init_revisions(&rev, NULL);
309 rev.abbrev = DEFAULT_ABBREV;
310 rev.commit_format = CMIT_FMT_DEFAULT;
311 rev.verbose_header = 1;
312 rev.show_root_diff = 0;
313 setup_revisions(vec.count, vec.data, &rev, NULL);
314 load_ref_decorations(DECORATE_FULL_REFS);
315 rev.show_decorations = 1;
316 rev.grep_filter.regflags |= REG_ICASE;
317 compile_grep_patterns(&rev.grep_filter);
318 prepare_revision_walk(&rev);
319
320 if (pager)
321 html("<table class='list nowrap'>");
322
323 html("<tr class='nohover'><th class='left'>Age</th>");
324 if (ctx.repo->enable_commit_graph)
325 html("<th></th>");
326 html("<th class='left'>Commit message");
327 if (pager) {
328 html(" (");
329 cgit_log_link(ctx.qry.showmsg ? "Collapse" : "Expand", NULL,
330 NULL, ctx.qry.head, ctx.qry.sha1,
331 ctx.qry.vpath, ctx.qry.ofs, ctx.qry.grep,
332 ctx.qry.search, ctx.qry.showmsg ? 0 : 1);
333 html(")");
334 }
335 html("</th><th class='left'>Author</th>");
336 if (ctx.repo->enable_log_filecount) {
337 html("<th class='left'>Files</th>");
338 columns++;
339 if (ctx.repo->enable_log_linecount) {
340 html("<th class='left'>Lines</th>");
341 columns++;
342 }
343 }
344 html("</tr>\n");
345
346 if (ofs<0)
347 ofs = 0;
348
349 for (i = 0; i < ofs && (commit = get_revision(&rev)) != NULL; i++) {
350 free(commit->buffer);
351 commit->buffer = NULL;
352 free_commit_list(commit->parents);
353 commit->parents = NULL;
354 }
355
356 for (i = 0; i < cnt && (commit = get_revision(&rev)) != NULL; i++) {
357 print_commit(commit, &rev);
358 free(commit->buffer);
359 commit->buffer = NULL;
360 free_commit_list(commit->parents);
361 commit->parents = NULL;
362 }
363 if (pager) {
364 html("</table><div class='pager'>");
365 if (ofs > 0) {
366 cgit_log_link("[prev]", NULL, NULL, ctx.qry.head,
367 ctx.qry.sha1, ctx.qry.vpath,
368 ofs - cnt, ctx.qry.grep,
369 ctx.qry.search, ctx.qry.showmsg);
370 html(" ");
371 }
372 if ((commit = get_revision(&rev)) != NULL) {
373 cgit_log_link("[next]", NULL, NULL, ctx.qry.head,
374 ctx.qry.sha1, ctx.qry.vpath,
375 ofs + cnt, ctx.qry.grep,
376 ctx.qry.search, ctx.qry.showmsg);
377 }
378 html("</div>");
379 } else if ((commit = get_revision(&rev)) != NULL) {
380 html("<tr class='nohover'><td colspan='3'>");
381 cgit_log_link("[...]", NULL, NULL, ctx.qry.head, NULL,
382 ctx.qry.vpath, 0, NULL, NULL, ctx.qry.showmsg);
383 html("</td></tr>\n");
384 }
385}