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
 11int files, add_lines, rem_lines;
 12
 13void count_lines(char *line, int size)
 14{
 15	if (size <= 0)
 16		return;
 17
 18	if (line[0] == '+')
 19		add_lines++;
 20
 21	else if (line[0] == '-')
 22		rem_lines++;
 23}
 24
 25void inspect_files(struct diff_filepair *pair)
 26{
 27	files++;
 28	if (cgit_repo->enable_log_linecount)
 29		cgit_diff_files(pair->one->sha1, pair->two->sha1, count_lines);
 30}
 31
 32void print_commit(struct commit *commit)
 33{
 34	struct commitinfo *info;
 35
 36	info = cgit_parse_commit(commit);
 37	html("<tr><td>");
 38	cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
 39	html("</td><td>");
 40	cgit_commit_link(info->subject, NULL, NULL, cgit_query_head,
 41			 sha1_to_hex(commit->object.sha1));
 42	if (cgit_repo->enable_log_filecount) {
 43		files = 0;
 44		add_lines = 0;
 45		rem_lines = 0;
 46		cgit_diff_commit(commit, inspect_files);
 47		html("</td><td class='right'>");
 48		htmlf("%d", files);
 49		if (cgit_repo->enable_log_linecount) {
 50			html("</td><td class='right'>");
 51			htmlf("-%d/+%d", rem_lines, add_lines);
 52		}
 53	}
 54	html("</td><td>");
 55	html_txt(info->author);
 56	html("</td></tr>\n");
 57	cgit_free_commitinfo(info);
 58}
 59
 60
 61void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern, char *path, int pager)
 62{
 63	struct rev_info rev;
 64	struct commit *commit;
 65	const char *argv[] = {NULL, tip, NULL, NULL, NULL};
 66	int argc = 2;
 67	int i;
 68
 69	if (!tip)
 70		argv[1] = cgit_query_head;
 71
 72	if (grep && pattern && (!strcmp(grep, "grep") ||
 73				!strcmp(grep, "author") ||
 74				!strcmp(grep, "committer")))
 75		argv[argc++] = fmt("--%s=%s", grep, pattern);
 76
 77	if (path) {
 78		argv[argc++] = "--";
 79		argv[argc++] = path;
 80	}
 81	init_revisions(&rev, NULL);
 82	rev.abbrev = DEFAULT_ABBREV;
 83	rev.commit_format = CMIT_FMT_DEFAULT;
 84	rev.verbose_header = 1;
 85	rev.show_root_diff = 0;
 86	setup_revisions(argc, argv, &rev, NULL);
 87	if (rev.grep_filter) {
 88		rev.grep_filter->regflags |= REG_ICASE;
 89		compile_grep_patterns(rev.grep_filter);
 90	}
 91	prepare_revision_walk(&rev);
 92
 93	html("<table summary='log' class='list nowrap'>");
 94	html("<tr class='nohover'><th class='left'>Age</th>"
 95	     "<th class='left'>Message</th>");
 96
 97	if (cgit_repo->enable_log_filecount) {
 98		html("<th class='right'>Files</th>");
 99		if (cgit_repo->enable_log_linecount)
100			html("<th class='right'>Lines</th>");
101	}
102	html("<th class='left'>Author</th></tr>\n");
103
104	if (ofs<0)
105		ofs = 0;
106
107	for (i = 0; i < ofs && (commit = get_revision(&rev)) != NULL; i++) {
108		free(commit->buffer);
109		commit->buffer = NULL;
110		free_commit_list(commit->parents);
111		commit->parents = NULL;
112	}
113
114	for (i = 0; i < cnt && (commit = get_revision(&rev)) != NULL; i++) {
115		print_commit(commit);
116		free(commit->buffer);
117		commit->buffer = NULL;
118		free_commit_list(commit->parents);
119		commit->parents = NULL;
120	}
121	html("</table>\n");
122
123	if (pager) {
124		html("<div class='pager'>");
125		if (ofs > 0) {
126			cgit_log_link("[prev]", NULL, NULL, cgit_query_head,
127				      cgit_query_sha1, cgit_query_path,
128				      ofs - cnt, cgit_query_grep,
129				      cgit_query_search);
130			html("&nbsp;");
131		}
132		if ((commit = get_revision(&rev)) != NULL) {
133			cgit_log_link("[next]", NULL, NULL, cgit_query_head,
134				      cgit_query_sha1, cgit_query_path,
135				      ofs + cnt, cgit_query_grep,
136				      cgit_query_search);
137		}
138		html("</div>");
139	}
140}