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