]> gitweb.ps.run Git - ps-cgit/blob - ui-summary.c
readme: Accept multiple candidates and test them.
[ps-cgit] / ui-summary.c
1 /* ui-summary.c: functions for generating repo summary page
2  *
3  * Copyright (C) 2006 Lars Hjemli
4  * Copyright (C) 2010 Jason A. Donenfeld <Jason@zx2c4.com>
5  *
6  * Licensed under GNU General Public License v2
7  *   (see COPYING for full license text)
8  */
9
10 #include "cgit.h"
11 #include "ui-summary.h"
12 #include "html.h"
13 #include "ui-log.h"
14 #include "ui-refs.h"
15 #include "ui-blob.h"
16
17 static void print_url(char *base, char *suffix)
18 {
19         int columns = 3;
20         struct strbuf basebuf = STRBUF_INIT;
21
22         if (ctx.repo->enable_log_filecount)
23                 columns++;
24         if (ctx.repo->enable_log_linecount)
25                 columns++;
26
27         if (!base || !*base)
28                 return;
29         if (suffix && *suffix) {
30                 strbuf_addf(&basebuf, "%s/%s", base, suffix);
31                 base = basebuf.buf;
32         }
33         htmlf("<tr><td colspan='%d'><a href='", columns);
34         html_url_path(base);
35         html("'>");
36         html_txt(base);
37         html("</a></td></tr>\n");
38         strbuf_release(&basebuf);
39 }
40
41 static void print_urls(char *txt, char *suffix)
42 {
43         char *h = txt, *t, c;
44         int urls = 0;
45         int columns = 3;
46
47         if (ctx.repo->enable_log_filecount)
48                 columns++;
49         if (ctx.repo->enable_log_linecount)
50                 columns++;
51
52
53         while (h && *h) {
54                 while (h && *h == ' ')
55                         h++;
56                 if (!*h)
57                         break;
58                 t = h;
59                 while (t && *t && *t != ' ')
60                         t++;
61                 c = *t;
62                 *t = 0;
63                 if (urls++ == 0) {
64                         htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);
65                         htmlf("<tr><th class='left' colspan='%d'>Clone</th></tr>\n", columns);
66                 }
67                 print_url(h, suffix);
68                 *t = c;
69                 h = t;
70         }
71 }
72
73 void cgit_print_summary()
74 {
75         int columns = 3;
76
77         if (ctx.repo->enable_log_filecount)
78                 columns++;
79         if (ctx.repo->enable_log_linecount)
80                 columns++;
81
82         html("<table summary='repository info' class='list nowrap'>");
83         cgit_print_branches(ctx.cfg.summary_branches);
84         htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);
85         cgit_print_tags(ctx.cfg.summary_tags);
86         if (ctx.cfg.summary_log > 0) {
87                 htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);
88                 cgit_print_log(ctx.qry.head, 0, ctx.cfg.summary_log, NULL,
89                                NULL, NULL, 0, 0, 0);
90         }
91         if (ctx.repo->clone_url)
92                 print_urls(expand_macros(ctx.repo->clone_url), NULL);
93         else if (ctx.cfg.clone_prefix)
94                 print_urls(ctx.cfg.clone_prefix, ctx.repo->url);
95         html("</table>");
96 }
97
98 /* The caller must free filename and ref after calling this. */
99 void cgit_parse_readme(const char *readme, const char *path, char **filename, char **ref, struct cgit_repo *repo)
100 {
101         const char *slash, *colon;
102
103         *filename = NULL;
104         *ref = NULL;
105
106         if (!readme || !(*readme))
107                 return;
108
109         /* Check if the readme is tracked in the git repo. */
110         colon = strchr(readme, ':');
111         if (colon && strlen(colon) > 1) {
112                 /* If it starts with a colon, we want to use
113                  * the default branch */
114                 if (colon == readme && repo->defbranch)
115                         *ref = xstrdup(repo->defbranch);
116                 else
117                         *ref = xstrndup(readme, colon - readme);
118                 readme = colon + 1;
119         }
120
121         /* Prepend repo path to relative readme path unless tracked. */
122         if (!(*ref) && *readme != '/')
123                 readme = fmtalloc("%s/%s", repo->path, readme);
124
125         /* If a subpath is specified for the about page, make it relative
126          * to the directory containing the configured readme. */
127         if (path) {
128                 slash = strrchr(readme, '/');
129                 if (!slash) {
130                         if (!colon)
131                                 return;
132                         slash = colon;
133                 }
134                 *filename = xmalloc(slash - readme + 1 + strlen(path) + 1);
135                 strncpy(*filename, readme, slash - readme + 1);
136                 strcpy(*filename + (slash - readme + 1), path);
137         } else
138                 *filename = xstrdup(readme);
139 }
140
141 void cgit_print_repo_readme(char *path)
142 {
143         char *filename, *ref;
144         cgit_parse_readme(ctx.repo->readme, path, &filename, &ref, ctx.repo);
145
146         /* Print the calculated readme, either from the git repo or from the
147          * filesystem, while applying the about-filter.
148          */
149         html("<div id='summary'>");
150         if (ctx.repo->about_filter) {
151                 ctx.repo->about_filter->argv[1] = filename;
152                 cgit_open_filter(ctx.repo->about_filter);
153         }
154         if (ref)
155                 cgit_print_file(filename, ref);
156         else
157                 html_include(filename);
158         if (ctx.repo->about_filter) {
159                 cgit_close_filter(ctx.repo->about_filter);
160                 ctx.repo->about_filter->argv[1] = NULL;
161         }
162         html("</div>");
163         free(filename);
164         free(ref);
165 }