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  1. /*
  2.  * Copyright 2008 Daniel Silverstone <dsilvers@netsurf-browser.org>
  3.  *
  4.  * This file is part of NetSurf, http://www.netsurf-browser.org/
  5.  *
  6.  * NetSurf is free software; you can redistribute it and/or modify
  7.  * it under the terms of the GNU General Public License as published by
  8.  * the Free Software Foundation; version 2 of the License.
  9.  *
  10.  * NetSurf is distributed in the hope that it will be useful,
  11.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13.  * GNU General Public License for more details.
  14.  *
  15.  * You should have received a copy of the GNU General Public License
  16.  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17.  */
  18.  
  19. #include <limits.h>
  20. #include <unistd.h>
  21. #include <stdbool.h>
  22. #include <stdio.h>
  23. #include <stdlib.h>
  24. #include <string.h>
  25.  
  26. #include <curl/curl.h>
  27.  
  28. #include "utils/filepath.h"
  29. #include "utils/log.h"
  30. #include "utils/url.h"
  31. #include "desktop/gui.h"
  32.  
  33. #include "framebuffer/findfile.h"
  34.  
  35. char **respaths; /** resource search path vector */
  36.  
  37. /** Create an array of valid paths to search for resources.
  38.  *
  39.  * The idea is that all the complex path computation to find resources
  40.  * is performed here, once, rather than every time a resource is
  41.  * searched for.
  42.  */
  43. char **
  44. fb_init_resource(const char *resource_path)
  45. {
  46.         char **pathv; /* resource path string vector */
  47.         char **respath; /* resource paths vector */
  48.         const char *lang = NULL;
  49.        
  50.         LOG(("Findfile: %s", resource_path));
  51.         pathv = filepath_path_to_strvec(resource_path);
  52.  
  53.         LOG(("Findfile2: %s", pathv));
  54.         respath = filepath_generate(pathv, &lang);
  55.  
  56.         filepath_free_strvec(pathv);
  57.  
  58.         return respath;
  59. }
  60.  
  61.  
  62. char *path_to_url(const char *path)
  63. {
  64.         int urllen;
  65.         char *url;
  66.  
  67.         if (path == NULL)
  68.                 return NULL;
  69.  
  70.         urllen = strlen(path) + FILE_SCHEME_PREFIX_LEN + 1;
  71.         url = malloc(urllen);
  72.  
  73.         if (*path == '/') {
  74.                 path++; /* file: paths are already absolute */
  75.         }
  76.  
  77.         snprintf(url, urllen, "%s%s", FILE_SCHEME_PREFIX, path);
  78.  
  79.         LOG(("Findfile path2url: %s", url));
  80.         return url;
  81. }
  82.  
  83.  
  84. char *url_to_path(const char *url)
  85. {
  86.         char *path;
  87.         char *respath;
  88.         url_func_result res; /* result from url routines */
  89.  
  90.         res = url_path(url, &path);
  91.         if (res != URL_FUNC_OK) {
  92.                 return NULL;
  93.         }
  94.         __menuet__debug_out("Calling url_unescape from findfile.c");
  95.         res = url_unescape(path, &respath);
  96.         free(path);
  97.         if (res != URL_FUNC_OK) {
  98.                 return NULL;
  99.         }
  100.  
  101. LOG(("Findfile url2path: %s", respath));
  102.  __menuet__debug_out("returning from url_to_path in findfile.c\n");
  103.         return respath;
  104. }
  105.  
  106. nsurl *gui_get_resource_url(const char *path)
  107. {
  108.         char buf[PATH_MAX];
  109.         char *raw;
  110.         nsurl *url = NULL;
  111.  
  112.         if (strcmp(path, "favicon.ico") == 0)
  113.                 path = "favicon.png";
  114.  
  115.         raw = path_to_url(filepath_sfind(respaths, buf, path));
  116.        
  117.         LOG(("Findfile gui: path is %s, raw is %s", path, raw));
  118.         if (raw != NULL) {
  119.                 nsurl_create(raw, &url);
  120.                 free(raw);
  121.         }
  122.  
  123.         return url;
  124. }
  125.  
  126. /*
  127.  * Local Variables:
  128.  * c-basic-offset: 8
  129.  * End:
  130.  */
  131.  
  132.