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