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	char *tmp;
 38	int cols = 2;
 39
 40	info = cgit_parse_commit(commit);
 41	html("<tr><td>");
 42	tmp = fmt("id=%s", sha1_to_hex(commit->object.sha1));
 43	tmp = cgit_pageurl(ctx.repo->url, "commit", tmp);
 44	html_link_open(tmp, NULL, NULL);
 45	cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
 46	html_link_close();
 47	html("</td><td>");
 48	if (ctx.qry.showmsg)
 49		html("<u>");
 50	cgit_commit_link(info->subject, NULL, NULL, ctx.qry.head,
 51			 sha1_to_hex(commit->object.sha1));
 52	if (ctx.qry.showmsg)
 53		html("</u>");
 54	html("</td><td>");
 55	html_txt(info->author);
 56	if (ctx.repo->enable_log_filecount) {
 57		files = 0;
 58		add_lines = 0;
 59		rem_lines = 0;
 60		cgit_diff_commit(commit, inspect_files);
 61		html("</td><td>");
 62		htmlf("%d", files);
 63		if (ctx.repo->enable_log_linecount) {
 64			html("</td><td>");
 65			htmlf("-%d/+%d", rem_lines, add_lines);
 66		}
 67	}
 68	html("</td></tr>\n");
 69	if (ctx.qry.showmsg) {
 70		if (ctx.repo->enable_log_filecount) {
 71			cols++;
 72			if (ctx.repo->enable_log_linecount)
 73				cols++;
 74		}
 75		htmlf("<tr class='nohover'><td></td><td colspan='%d'><div class='commit-msg'>",
 76			cols);
 77		html_txt(info->msg);
 78		html("</div><br/></td></tr>\n");
 79	}
 80	cgit_free_commitinfo(info);
 81}
 82
 83
 84void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern,
 85		    char *path, int pager)
 86{
 87	struct rev_info rev;
 88	struct commit *commit;
 89	const char *argv[] = {NULL, tip, NULL, NULL, NULL};
 90	int argc = 2;
 91	int i, columns = 3;
 92
 93	if (!tip)
 94		argv[1] = ctx.qry.head;
 95
 96	if (grep && pattern && (!strcmp(grep, "grep") ||
 97				!strcmp(grep, "author") ||
 98				!strcmp(grep, "committer")))
 99		argv[argc++] = fmt("--%s=%s", grep, pattern);
100
101	if (path) {
102		argv[argc++] = "--";
103		argv[argc++] = path;
104	}
105	init_revisions(&rev, NULL);
106	rev.abbrev = DEFAULT_ABBREV;
107	rev.commit_format = CMIT_FMT_DEFAULT;
108	rev.verbose_header = 1;
109	rev.show_root_diff = 0;
110	setup_revisions(argc, argv, &rev, NULL);
111	rev.grep_filter.regflags |= REG_ICASE;
112	compile_grep_patterns(&rev.grep_filter);
113	prepare_revision_walk(&rev);
114
115	if (pager)
116		html("<table class='list nowrap'>");
117
118	html("<tr class='nohover'><th class='left'>Age</th>"
119	      "<th class='left'>Commit message");
120	if (pager) {
121		html(" (");
122		cgit_log_link("toggle", NULL, NULL, ctx.qry.head, ctx.qry.sha1,
123			      ctx.qry.path, ctx.qry.ofs, ctx.qry.grep,
124			      ctx.qry.search, ctx.qry.showmsg ? 0 : 1);
125		html(")");
126	}
127	html("</th><th class='left'>Author</th>");
128	if (ctx.repo->enable_log_filecount) {
129		html("<th class='left'>Files</th>");
130		columns++;
131		if (ctx.repo->enable_log_linecount) {
132			html("<th class='left'>Lines</th>");
133			columns++;
134		}
135	}
136	html("</tr>\n");
137
138	if (ofs<0)
139		ofs = 0;
140
141	for (i = 0; i < ofs && (commit = get_revision(&rev)) != NULL; i++) {
142		free(commit->buffer);
143		commit->buffer = NULL;
144		free_commit_list(commit->parents);
145		commit->parents = NULL;
146	}
147
148	for (i = 0; i < cnt && (commit = get_revision(&rev)) != NULL; i++) {
149		print_commit(commit);
150		free(commit->buffer);
151		commit->buffer = NULL;
152		free_commit_list(commit->parents);
153		commit->parents = NULL;
154	}
155	if (pager) {
156		htmlf("</table><div class='pager'>",
157		     columns);
158		if (ofs > 0) {
159			cgit_log_link("[prev]", NULL, NULL, ctx.qry.head,
160				      ctx.qry.sha1, ctx.qry.path,
161				      ofs - cnt, ctx.qry.grep,
162				      ctx.qry.search, ctx.qry.showmsg);
163			html("&nbsp;");
164		}
165		if ((commit = get_revision(&rev)) != NULL) {
166			cgit_log_link("[next]", NULL, NULL, ctx.qry.head,
167				      ctx.qry.sha1, ctx.qry.path,
168				      ofs + cnt, ctx.qry.grep,
169				      ctx.qry.search, ctx.qry.showmsg);
170		}
171		html("</div>");
172	} else if ((commit = get_revision(&rev)) != NULL) {
173		html("<tr class='nohover'><td colspan='3'>");
174		cgit_log_link("[...]", NULL, NULL, ctx.qry.head, NULL, NULL, 0,
175			      NULL, NULL, ctx.qry.showmsg);
176		html("</td></tr>\n");
177	}
178}