mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-14 00:07:25 +03:00
158 lines
3.8 KiB
C
158 lines
3.8 KiB
C
/*
|
|
* Copyright 2014 Vincent Sanders <vince@netsurf-browser.org>
|
|
*
|
|
* This file is part of NetSurf, http://www.netsurf-browser.org/
|
|
*
|
|
* NetSurf is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2 of the License.
|
|
*
|
|
* NetSurf is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/** \file
|
|
* Interfaces for fetch table.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <limits.h>
|
|
|
|
#include "utils/nsurl.h"
|
|
#include "utils/url.h"
|
|
#include "utils/log.h"
|
|
#include "utils/filepath.h"
|
|
#include "desktop/gui.h"
|
|
|
|
#include "framebuffer/findfile.h"
|
|
#include "framebuffer/fetch.h"
|
|
|
|
|
|
/**
|
|
* Convert a pathname to a file: URL.
|
|
*
|
|
* \param path pathname
|
|
* \return URL, allocated on heap, or NULL on failure
|
|
*/
|
|
static char *path_to_url(const char *path)
|
|
{
|
|
int urllen;
|
|
char *url;
|
|
|
|
if (path == NULL)
|
|
return NULL;
|
|
|
|
urllen = strlen(path) + FILE_SCHEME_PREFIX_LEN + 1;
|
|
url = malloc(urllen);
|
|
|
|
if (*path == '/') {
|
|
path++; /* file: paths are already absolute */
|
|
}
|
|
|
|
snprintf(url, urllen, "%s%s", FILE_SCHEME_PREFIX, path);
|
|
|
|
return url;
|
|
}
|
|
|
|
/**
|
|
* Convert a file: URL to a pathname.
|
|
*
|
|
* \param url a file: URL
|
|
* \return pathname, allocated on heap, or NULL on failure
|
|
*/
|
|
static char *url_to_path(const char *url)
|
|
{
|
|
char *path;
|
|
char *respath;
|
|
nserror res; /* result from url routines */
|
|
|
|
res = url_path(url, &path);
|
|
if (res != NSERROR_OK) {
|
|
return NULL;
|
|
}
|
|
|
|
res = url_unescape(path, &respath);
|
|
free(path);
|
|
if (res != NSERROR_OK) {
|
|
return NULL;
|
|
}
|
|
|
|
return respath;
|
|
}
|
|
|
|
/**
|
|
* Translate resource to full url.
|
|
*
|
|
* Transforms a resource: path into a full URL. The returned URL
|
|
* is used as the target for a redirect. The caller takes ownership of
|
|
* the returned nsurl including unrefing it when finished with it.
|
|
*
|
|
* \param path The path of the resource to locate.
|
|
* \return A string containing the full URL of the target object or
|
|
* NULL if no suitable resource can be found.
|
|
*/
|
|
static nsurl *get_resource_url(const char *path)
|
|
{
|
|
char buf[PATH_MAX];
|
|
char *raw;
|
|
nsurl *url = NULL;
|
|
|
|
if (strcmp(path, "favicon.ico") == 0)
|
|
path = "favicon.png";
|
|
|
|
raw = path_to_url(filepath_sfind(respaths, buf, path));
|
|
if (raw != NULL) {
|
|
nsurl_create(raw, &url);
|
|
free(raw);
|
|
}
|
|
|
|
return url;
|
|
}
|
|
|
|
/**
|
|
* filetype -- determine the MIME type of a local file
|
|
*/
|
|
static const char *fetch_filetype(const char *unix_path)
|
|
{
|
|
int l;
|
|
LOG(("unix path %s", unix_path));
|
|
l = strlen(unix_path);
|
|
if (2 < l && strcasecmp(unix_path + l - 3, "css") == 0)
|
|
return "text/css";
|
|
if (2 < l && strcasecmp(unix_path + l - 3, "f79") == 0)
|
|
return "text/css";
|
|
if (2 < l && strcasecmp(unix_path + l - 3, "jpg") == 0)
|
|
return "image/jpeg";
|
|
if (3 < l && strcasecmp(unix_path + l - 4, "jpeg") == 0)
|
|
return "image/jpeg";
|
|
if (2 < l && strcasecmp(unix_path + l - 3, "gif") == 0)
|
|
return "image/gif";
|
|
if (2 < l && strcasecmp(unix_path + l - 3, "png") == 0)
|
|
return "image/png";
|
|
if (2 < l && strcasecmp(unix_path + l - 3, "b60") == 0)
|
|
return "image/png";
|
|
if (2 < l && strcasecmp(unix_path + l - 3, "jng") == 0)
|
|
return "image/jng";
|
|
if (2 < l && strcasecmp(unix_path + l - 3, "svg") == 0)
|
|
return "image/svg";
|
|
return "text/html";
|
|
}
|
|
|
|
/* table for fetch operations */
|
|
static struct gui_fetch_table fetch_table = {
|
|
.filetype = fetch_filetype,
|
|
.path_to_url = path_to_url,
|
|
.url_to_path = url_to_path,
|
|
|
|
.get_resource_url = get_resource_url,
|
|
};
|
|
|
|
struct gui_fetch_table *framebuffer_fetch_table = &fetch_table;
|