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