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
 13int files, add_lines, rem_lines;
 14
 15void 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
 27void 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
 34void print_commit(struct commit *commit)
 35{
 36	struct commitinfo *info;
 37
 38	info = cgit_parse_commit(commit);
 39	html("<tr><td>");
 40	cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
 41	html("</td><td>");
 42	cgit_commit_link(info->subject, NULL, NULL, ctx.qry.head,
 43			 sha1_to_hex(commit->object.sha1));
 44	if (ctx.repo->enable_log_filecount) {
 45		files = 0;
 46		add_lines = 0;
 47		rem_lines = 0;
 48		cgit_diff_commit(commit, inspect_files);
 49		html("</td><td class='right'>");
 50		htmlf("%d", files);
 51		if (ctx.repo->enable_log_linecount) {
 52			html("</td><td class='right'>");
 53			htmlf("-%d/+%d", rem_lines, add_lines);
 54		}
 55	}
 56	html("</td><td>");
 57	html_txt(info->author);
 58	html("</td></tr>\n");
 59	cgit_free_commitinfo(info);
 60}
 61
 62
 63void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern, char *path, int pager)
 64{
 65	struct rev_info rev;
 66	struct commit *commit;
 67	const char *argv[] = {NULL, tip, NULL, NULL, NULL};
 68	int argc = 2;
 69	int i;
 70
 71	if (!tip)
 72		argv[1] = ctx.qry.head;
 73
 74	if (grep && pattern && (!strcmp(grep, "grep") ||
 75				!strcmp(grep, "author") ||
 76				!strcmp(grep, "committer")))
 77		argv[argc++] = fmt("--%s=%s", grep, pattern);
 78
 79	if (path) {
 80		argv[argc++] = "--";
 81		argv[argc++] = path;
 82	}
 83	init_revisions(&rev, NULL);
 84	rev.abbrev = DEFAULT_ABBREV;
 85	rev.commit_format = CMIT_FMT_DEFAULT;
 86	rev.verbose_header = 1;
 87	rev.show_root_diff = 0;
 88	setup_revisions(argc, argv, &rev, NULL);
 89	if (rev.grep_filter) {
 90		rev.grep_filter->regflags |= REG_ICASE;
 91		compile_grep_patterns(rev.grep_filter);
 92	}
 93	prepare_revision_walk(&rev);
 94
 95	html("<table summary='log' class='list nowrap'>");
 96	html("<tr class='nohover'><th class='left'>Age</th>"
 97	     "<th class='left'>Message</th>");
 98
 99	if (ctx.repo->enable_log_filecount) {
100		html("<th class='right'>Files</th>");
101		if (ctx.repo->enable_log_linecount)
102			html("<th class='right'>Lines</th>");
103	}
104	html("<th class='left'>Author</th></tr>\n");
105
106	if (ofs<0)
107		ofs = 0;
108
109	for (i = 0; i < ofs && (commit = get_revision(&rev)) != NULL; i++) {
110		free(commit->buffer);
111		commit->buffer = NULL;
112		free_commit_list(commit->parents);
113		commit->parents = NULL;
114	}
115
116	for (i = 0; i < cnt && (commit = get_revision(&rev)) != NULL; i++) {
117		print_commit(commit);
118		free(commit->buffer);
119		commit->buffer = NULL;
120		free_commit_list(commit->parents);
121		commit->parents = NULL;
122	}
123	html("</table>\n");
124
125	if (pager) {
126		html("<div class='pager'>");
127		if (ofs > 0) {
128			cgit_log_link("[prev]", NULL, NULL, ctx.qry.head,
129				      ctx.qry.sha1, ctx.qry.path,
130				      ofs - cnt, ctx.qry.grep,
131				      ctx.qry.search);
132			html("&nbsp;");
133		}
134		if ((commit = get_revision(&rev)) != NULL) {
135			cgit_log_link("[next]", NULL, NULL, ctx.qry.head,
136				      ctx.qry.sha1, ctx.qry.path,
137				      ofs + cnt, ctx.qry.grep,
138				      ctx.qry.search);
139		}
140		html("</div>");
141	}
142}