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
  17 static int urls;
  18
  19 static void print_url(const char *url)
  20 {
  21         int columns = 3;
  22
  23         if (ctx.repo->enable_log_filecount)
  24                 columns++;
  25         if (ctx.repo->enable_log_linecount)
  26                 columns++;
  27
  28         if (urls++ == 0) {
  29                 htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);
  30                 htmlf("<tr class='nohover'><th class='left' colspan='%d'>Clone</th></tr>\n", columns);
  31         }
  32
  33         htmlf("<tr><td colspan='%d'><a rel='vcs-git' href='", columns);
  34         html_url_path(url);
  35         html("' title='");
  36         html_attr(ctx.repo->name);
  37         html(" Git repository'>");
  38         html_txt(url);
  39         html("</a></td></tr>\n");
  40 }
  41
  42 void cgit_print_summary(void)
  43 {
  44         int columns = 3;
  45
  46         if (ctx.repo->enable_log_filecount)
  47                 columns++;
  48         if (ctx.repo->enable_log_linecount)
  49                 columns++;
  50
  51         html("<table summary='repository info' class='list nowrap'>");
  52         cgit_print_branches(ctx.cfg.summary_branches);
  53         htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);
  54         cgit_print_tags(ctx.cfg.summary_tags);
  55         if (ctx.cfg.summary_log > 0) {
  56                 htmlf("<tr class='nohover'><td colspan='%d'>&nbsp;</td></tr>", columns);
  57                 cgit_print_log(ctx.qry.head, 0, ctx.cfg.summary_log, NULL,
  58                                NULL, NULL, 0, 0, 0);
  59         }
  60         urls = 0;
  61         cgit_add_clone_urls(print_url);
  62         html("</table>");
  63 }
  64
  65 /* The caller must free the return value. */
  66 static char* append_readme_path(const char *filename, const char *ref, const char *path)
  67 {
  68         char *file, *base_dir, *full_path, *resolved_base = NULL, *resolved_full = NULL;
  69         /* If a subpath is specified for the about page, make it relative
  70          * to the directory containing the configured readme. */
  71
  72         file = xstrdup(filename);
  73         base_dir = dirname(file);
  74         if (!strcmp(base_dir, ".") || !strcmp(base_dir, "..")) {
  75                 if (!ref) {
  76                         free(file);
  77                         return NULL;
  78                 }
  79                 full_path = xstrdup(path);
  80         } else
  81                 full_path = fmtalloc("%s/%s", base_dir, path);
  82
  83         if (!ref) {
  84                 resolved_base = realpath(base_dir, NULL);
  85                 resolved_full = realpath(full_path, NULL);
  86                 if (!resolved_base || !resolved_full || !starts_with(resolved_full, resolved_base)) {
  87                         free(full_path);
  88                         full_path = NULL;
  89                 }
  90         }
  91
  92         free(file);
  93         free(resolved_base);
  94         free(resolved_full);
  95
  96         return full_path;
  97 }
  98
  99 void cgit_print_repo_readme(char *path)
 100 {
 101         char *filename, *ref;
 102         int free_filename = 0;
 103
 104         if (ctx.repo->readme.nr == 0)
 105                 return;
 106
 107         filename = ctx.repo->readme.items[0].string;
 108         ref = ctx.repo->readme.items[0].util;
 109
 110         if (path) {
 111                 free_filename = 1;
 112                 filename = append_readme_path(filename, ref, path);
 113                 if (!filename)
 114                         return;
 115         }
 116
 117         /* Print the calculated readme, either from the git repo or from the
 118          * filesystem, while applying the about-filter.
 119          */
 120         html("<div id='summary'>");
 121         cgit_open_filter(ctx.repo->about_filter, filename);
 122         if (ref)
 123                 cgit_print_file(filename, ref, 1);
 124         else
 125                 html_include(filename);
 126         cgit_close_filter(ctx.repo->about_filter);
 127
 128         html("</div>");
 129         if (free_filename)
 130                 free(filename);
 131 }