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
 12int files, add_lines, rem_lines;
 13
 14void count_lines(char *line, int size)
 15{
 16	if (size <= 0)
 17		return;
 18
 19	if (line[0] == '+')
 20		add_lines++;
 21
 22	else if (line[0] == '-')
 23		rem_lines++;
 24}
 25
 26void inspect_files(struct diff_filepair *pair)
 27{
 28	files++;
 29	if (ctx.repo->enable_log_linecount)
 30		cgit_diff_files(pair->one->sha1, pair->two->sha1, count_lines);
 31}
 32
 33void print_commit(struct commit *commit)
 34{
 35	struct commitinfo *info;
 36
 37	info = cgit_parse_commit(commit);
 38	html("<tr><td>");
 39	cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
 40	html("</td><td>");
 41	cgit_commit_link(info->subject, NULL, NULL, ctx.qry.head,
 42			 sha1_to_hex(commit->object.sha1));
 43	if (ctx.repo->enable_log_filecount) {
 44		files = 0;
 45		add_lines = 0;
 46		rem_lines = 0;
 47		cgit_diff_commit(commit, inspect_files);
 48		html("</td><td class='right'>");
 49		htmlf("%d", files);
 50		if (ctx.repo->enable_log_linecount) {
 51			html("</td><td class='right'>");
 52			htmlf("-%d/+%d", rem_lines, add_lines);
 53		}
 54	}
 55	html("</td><td>");
 56	html_txt(info->author);
 57	html("</td></tr>\n");
 58	cgit_free_commitinfo(info);
 59}
 60
 61
 62void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern, char *path, int pager)
 63{
 64	struct rev_info rev;
 65	struct commit *commit;
 66	const char *argv[] = {NULL, tip, NULL, NULL, NULL};
 67	int argc = 2;
 68	int i;
 69
 70	if (!tip)
 71		argv[1] = ctx.qry.head;
 72
 73	if (grep && pattern && (!strcmp(grep, "grep") ||
 74				!strcmp(grep, "author") ||
 75				!strcmp(grep, "committer")))
 76		argv[argc++] = fmt("--%s=%s", grep, pattern);
 77
 78	if (path) {
 79		argv[argc++] = "--";
 80		argv[argc++] = path;
 81	}
 82	init_revisions(&rev, NULL);
 83	rev.abbrev = DEFAULT_ABBREV;
 84	rev.commit_format = CMIT_FMT_DEFAULT;
 85	rev.verbose_header = 1;
 86	rev.show_root_diff = 0;
 87	setup_revisions(argc, argv, &rev, NULL);
 88	if (rev.grep_filter) {
 89		rev.grep_filter->regflags |= REG_ICASE;
 90		compile_grep_patterns(rev.grep_filter);
 91	}
 92	prepare_revision_walk(&rev);
 93
 94	html("<table summary='log' class='list nowrap'>");
 95	html("<tr class='nohover'><th class='left'>Age</th>"
 96	     "<th class='left'>Message</th>");
 97
 98	if (ctx.repo->enable_log_filecount) {
 99		html("<th class='right'>Files</th>");
100		if (ctx.repo->enable_log_linecount)
101			html("<th class='right'>Lines</th>");
102	}
103	html("<th class='left'>Author</th></tr>\n");
104
105	if (ofs<0)
106		ofs = 0;
107
108	for (i = 0; i < ofs && (commit = get_revision(&rev)) != NULL; i++) {
109		free(commit->buffer);
110		commit->buffer = NULL;
111		free_commit_list(commit->parents);
112		commit->parents = NULL;
113	}
114
115	for (i = 0; i < cnt && (commit = get_revision(&rev)) != NULL; i++) {
116		print_commit(commit);
117		free(commit->buffer);
118		commit->buffer = NULL;
119		free_commit_list(commit->parents);
120		commit->parents = NULL;
121	}
122	html("</table>\n");
123
124	if (pager) {
125		html("<div class='pager'>");
126		if (ofs > 0) {
127			cgit_log_link("[prev]", NULL, NULL, ctx.qry.head,
128				      ctx.qry.sha1, ctx.qry.path,
129				      ofs - cnt, ctx.qry.grep,
130				      ctx.qry.search);
131			html("&nbsp;");
132		}
133		if ((commit = get_revision(&rev)) != NULL) {
134			cgit_log_link("[next]", NULL, NULL, ctx.qry.head,
135				      ctx.qry.sha1, ctx.qry.path,
136				      ofs + cnt, ctx.qry.grep,
137				      ctx.qry.search);
138		}
139		html("</div>");
140	}
141}