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_script_name;
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_script_name;
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
94void cgit_print_docstart(char *title, struct cacheitem *item)
95{
96 html("Content-Type: text/html; charset=utf-8\n");
97 htmlf("Last-Modified: %s\n", http_date(item->st.st_mtime));
98 htmlf("Expires: %s\n", http_date(item->st.st_mtime +
99 ttl_seconds(item->ttl)));
100 html("\n");
101 html(cgit_doctype);
102 html("<html>\n");
103 html("<head>\n");
104 html("<title>");
105 html_txt(title);
106 html("</title>\n");
107 htmlf("<meta name='generator' content='cgit v%s'/>\n", cgit_version);
108 html("<link rel='stylesheet' type='text/css' href='");
109 html_attr(cgit_css);
110 html("'/>\n");
111 html("</head>\n");
112 html("<body>\n");
113}
114
115void cgit_print_docend()
116{
117 html("</td></tr></table>");
118 html("</body>\n</html>\n");
119}
120
121void cgit_print_pageheader(char *title, int show_search)
122{
123 html("<table id='layout'>");
124 html("<tr><td id='header'>");
125 html(cgit_root_title);
126 html("</td><td id='logo'>");
127 html("<a href='");
128 html_attr(cgit_logo_link);
129 htmlf("'><img src='%s'/></a>", cgit_logo);
130 html("</td></tr>");
131 html("<tr><td id='crumb'>");
132 htmlf("<a href='%s'>root</a>", cgit_rooturl());
133 if (cgit_query_repo) {
134 htmlf(" : <a href='%s'>", cgit_repourl(cgit_repo->url));
135 html_txt(cgit_repo->name);
136 htmlf("</a> : %s", title);
137 }
138 html("</td>");
139 html("<td id='search'>");
140 if (show_search) {
141 html("<form method='get' href='");
142 html_attr(cgit_currurl());
143 html("'>");
144 if (!cgit_virtual_root) {
145 if (cgit_query_repo)
146 html_hidden("r", cgit_query_repo);
147 if (cgit_query_page)
148 html_hidden("p", cgit_query_page);
149 }
150 if (cgit_query_head)
151 html_hidden("h", cgit_query_head);
152 if (cgit_query_sha1)
153 html_hidden("id", cgit_query_sha1);
154 if (cgit_query_sha2)
155 html_hidden("id2", cgit_query_sha2);
156 html("<input type='text' name='q' value='");
157 html_attr(cgit_query_search);
158 html("'/></form>");
159 }
160 html("</td></tr>");
161 html("<tr><td id='content' colspan='2'>");
162}
163
164void cgit_print_snapshot_start(const char *mimetype, const char *filename,
165 struct cacheitem *item)
166{
167 htmlf("Content-Type: %s\n", mimetype);
168 htmlf("Content-Disposition: inline; filename=\"%s\"\n", filename);
169 htmlf("Last-Modified: %s\n", http_date(item->st.st_mtime));
170 htmlf("Expires: %s\n", http_date(item->st.st_mtime +
171 ttl_seconds(item->ttl)));
172 html("\n");
173}