ui-shared.c (view raw)
1/* ui-shared.c: common web output functions
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
11const char cgit_doctype[] =
12"<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n"
13" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n";
14
15static char *http_date(time_t t)
16{
17 static char day[][4] =
18 {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
19 static char month[][4] =
20 {"Jan", "Feb", "Mar", "Apr", "May", "Jun",
21 "Jul", "Aug", "Sep", "Oct", "Now", "Dec"};
22 struct tm *tm = gmtime(&t);
23 return fmt("%s, %02d %s %04d %02d:%02d:%02d GMT", day[tm->tm_wday],
24 tm->tm_mday, month[tm->tm_mon], 1900+tm->tm_year,
25 tm->tm_hour, tm->tm_min, tm->tm_sec);
26}
27
28static long ttl_seconds(long ttl)
29{
30 if (ttl<0)
31 return 60 * 60 * 24 * 365;
32 else
33 return ttl * 60;
34}
35
36void cgit_print_error(char *msg)
37{
38 html("<div class='error'>");
39 html_txt(msg);
40 html("</div>\n");
41}
42
43char *cgit_rooturl()
44{
45 if (cgit_virtual_root)
46 return fmt("%s/", cgit_virtual_root);
47 else
48 return "./cgit.cgi";
49}
50
51char *cgit_repourl(const char *reponame)
52{
53 if (cgit_virtual_root) {
54 return fmt("%s/%s/", cgit_virtual_root, reponame);
55 } else {
56 return fmt("?r=%s", reponame);
57 }
58}
59
60char *cgit_pageurl(const char *reponame, const char *pagename,
61 const char *query)
62{
63 if (cgit_virtual_root) {
64 return fmt("%s/%s/%s/?%s", cgit_virtual_root, reponame,
65 pagename, query);
66 } else {
67 return fmt("?r=%s&p=%s&%s", reponame, pagename, query);
68 }
69}
70
71char *cgit_currurl()
72{
73 if (!cgit_virtual_root)
74 return "./cgit.cgi";
75 else if (cgit_query_page)
76 return fmt("%s/%s/%s/", cgit_virtual_root, cgit_query_repo, cgit_query_page);
77 else if (cgit_query_repo)
78 return fmt("%s/%s/", cgit_virtual_root, cgit_query_repo);
79 else
80 return fmt("%s/", cgit_virtual_root);
81}
82
83
84void cgit_print_date(unsigned long secs)
85{
86 char buf[32];
87 struct tm *time;
88
89 time = gmtime(&secs);
90 strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S", time);
91 html_txt(buf);
92
93}
94
95void cgit_print_docstart(char *title, struct cacheitem *item)
96{
97 html("Content-Type: text/html; charset=utf-8\n");
98 htmlf("Last-Modified: %s\n", http_date(item->st.st_mtime));
99 htmlf("Expires: %s\n", http_date(item->st.st_mtime +
100 ttl_seconds(item->ttl)));
101 html("\n");
102 html(cgit_doctype);
103 html("<html>\n");
104 html("<head>\n");
105 html("<title>");
106 html_txt(title);
107 html("</title>\n");
108 htmlf("<meta name='generator' content='cgit v%s'/>\n", cgit_version);
109 html("<link rel='stylesheet' type='text/css' href='");
110 html_attr(cgit_css);
111 html("'/>\n");
112 html("</head>\n");
113 html("<body>\n");
114}
115
116void cgit_print_docend()
117{
118 html("</td></tr></table>");
119 html("</body>\n</html>\n");
120}
121
122void cgit_print_pageheader(char *title, int show_search)
123{
124 html("<table id='layout'>");
125 html("<tr><td id='header'>");
126 html(cgit_root_title);
127 html("</td><td id='logo'>");
128 html("<a href='");
129 html_attr(cgit_logo_link);
130 htmlf("'><img src='%s'/></a>", cgit_logo);
131 html("</td></tr>");
132 html("<tr><td id='crumb'>");
133 htmlf("<a href='%s'>root</a>", cgit_rooturl());
134 if (cgit_query_repo) {
135 htmlf(" : <a href='%s'>", cgit_repourl(cgit_repo->url));
136 html_txt(cgit_repo->name);
137 htmlf("</a> : %s", title);
138 }
139 html("</td>");
140 html("<td id='search'>");
141 if (show_search) {
142 html("<form method='get' href='");
143 html_attr(cgit_currurl());
144 html("'>");
145 if (!cgit_virtual_root) {
146 if (cgit_query_repo)
147 html_hidden("r", cgit_query_repo);
148 if (cgit_query_page)
149 html_hidden("p", cgit_query_page);
150 }
151 if (cgit_query_head)
152 html_hidden("h", cgit_query_head);
153 if (cgit_query_sha1)
154 html_hidden("id", cgit_query_sha1);
155 if (cgit_query_sha2)
156 html_hidden("id2", cgit_query_sha2);
157 html("<input type='text' name='q' value='");
158 html_attr(cgit_query_search);
159 html("'/></form>");
160 }
161 html("</td></tr>");
162 html("<tr><td id='content' colspan='2'>");
163}
164
165void cgit_print_snapshot_start(const char *mimetype, const char *filename,
166 struct cacheitem *item)
167{
168 htmlf("Content-Type: %s\n", mimetype);
169 htmlf("Content-Disposition: inline; filename=\"%s\"\n", filename);
170 htmlf("Last-Modified: %s\n", http_date(item->st.st_mtime));
171 htmlf("Expires: %s\n", http_date(item->st.st_mtime +
172 ttl_seconds(item->ttl)));
173 html("\n");
174}