ui-summary.c

   1 /* ui-summary.c: functions for generating repo summary page
   2  *
   3  * Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
   4  *
   5  * Licensed under GNU General Public License v2
   6  *   (see COPYING for full license text)
   7  */
   8
   9 #include "cgit.h"
  10 #include "ui-summary.h"
  11 #include "html.h"
  12 #include "ui-log.h"
  13 #include "ui-refs.h"
  14 #include "ui-blob.h"
  15 #include "ui-shared.h"
  16 #include <libgen.h>
  17
  18 static int urls;
  19
  20 static void print_url(const char *url)
  21 {
  22         int columns = 3;
  23
  24         if (ctx.repo->enable_log_filecount)
  25                 columns++;
  26         if (ctx.repo->enable_log_linecount)
  27                 columns++;
  28
  29         if (urls++ == 0) {
  30                 htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);
  31                 htmlf("<tr class='nohover'><th class='left' colspan='%d'>Clone</th></tr>\n", columns);
  32         }
  33
  34         htmlf("<tr><td colspan='%d'><a rel='vcs-git' href='", columns);
  35         html_url_path(url);
  36         html("' title='");
  37         html_attr(ctx.repo->name);
  38         html(" Git repository'>");
  39         html_txt(url);
  40         html("</a></td></tr>\n");
  41 }
  42
  43 void cgit_print_summary(void)
  44 {
  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         html("<table summary='repository info' class='list nowrap'>");
  53         cgit_print_branches(ctx.cfg.summary_branches);
  54         htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);
  55         cgit_print_tags(ctx.cfg.summary_tags);
  56         if (ctx.cfg.summary_log > 0) {
  57                 htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);
  58                 cgit_print_log(ctx.qry.head, 0, ctx.cfg.summary_log, NULL,
  59                                NULL, NULL, 0, 0, 0);
  60         }
  61         urls = 0;
  62         cgit_add_clone_urls(print_url);
  63         html("</table>");
  64 }
  65
  66 /* The caller must free the return value. */
  67 static char* append_readme_path(const char *filename, const char *ref, const char *path)
  68 {
  69         char *file, *base_dir, *full_path, *resolved_base = NULL, *resolved_full = NULL;
  70         /* If a subpath is specified for the about page, make it relative
  71          * to the directory containing the configured readme. */
  72
  73         file = xstrdup(filename);
  74         base_dir = dirname(file);
  75         if (!strcmp(base_dir, ".") || !strcmp(base_dir, "..")) {
  76                 if (!ref) {
  77                         free(file);
  78                         return NULL;
  79                 }
  80                 full_path = xstrdup(path);
  81         } else
  82                 full_path = fmtalloc("%s/%s", base_dir, path);
  83
  84         if (!ref) {
  85                 resolved_base = realpath(base_dir, NULL);
  86                 resolved_full = realpath(full_path, NULL);
  87                 if (!resolved_base || !resolved_full || !starts_with(resolved_full, resolved_base)) {
  88                         free(full_path);
  89                         full_path = NULL;
  90                 }
  91         }
  92
  93         free(file);
  94         free(resolved_base);
  95         free(resolved_full);
  96
  97         return full_path;
  98 }
  99
 100 void cgit_print_repo_readme(char *path)
 101 {
 102         char *filename, *ref;
 103         int free_filename = 0;
 104
 105         if (ctx.repo->readme.nr == 0)
 106                 return;
 107
 108         filename = ctx.repo->readme.items[0].string;
 109         ref = ctx.repo->readme.items[0].util;
 110
 111         if (path) {
 112                 free_filename = 1;
 113                 filename = append_readme_path(filename, ref, path);
 114                 if (!filename)
 115                         return;
 116         }
 117
 118         /* Print the calculated readme, either from the git repo or from the
 119          * filesystem, while applying the about-filter.
 120          */
 121         html("<div id='summary'>");
 122         cgit_open_filter(ctx.repo->about_filter, filename);
 123         if (ref)
 124                 cgit_print_file(filename, ref, 1);
 125         else
 126                 html_include(filename);
 127         cgit_close_filter(ctx.repo->about_filter);
 128
 129         html("</div>");
 130         if (free_filename)
 131                 free(filename);
 132 }