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/*
world of spectrum game cover downloader for the Deadbeef Artwork plugin
Copyright (C) 2009-2013 Alexey Yakovenko and other contributors
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <limits.h>
#include <ctype.h>
#include "artwork.h"
#include "escape.h"
//#define trace(...) { fprintf(stderr, __VA_ARGS__); }
#define trace(...)
extern DB_functions_t *deadbeef;
#define BASE_URL "http://www.worldofspectrum.org/showscreen.cgi?screen=screens/load"
#define min(x,y) ((x)<(y)?(x):(y))
void
strcopy_escape (char *dst, int d_len, const char *src, int n) {
char *e = dst + d_len - 1;
const char *se = src + n;
while (dst < e && *src && src < se) {
if (*src != ' ' && *src != '!') {
*dst++ = *src;
}
src++;
}
*dst = 0;
}
int
fetch_from_wos (const char *title, const char *dest)
{
// extract game title from title
char t[100];
char *dash = strstr (title, " -");
if (!dash) {
strcopy_escape (t, sizeof (t), title, strlen (title));
}
else {
strcopy_escape(t, sizeof (t), title, dash-title);
}
char *sp;
while (sp = strchr(t, ' ')) {
*sp = '_';
}
char *title_url = uri_escape (t, 0);
char url [1024];
snprintf (url, sizeof (url), BASE_URL "/%c/gif/%s.gif", tolower (title_url[0]), title_url);
free (title_url);
trace ("WOS request: %s\n", url);
DB_FILE *fp = NULL;
fp = deadbeef->fopen (url);
if (!fp) {
trace ("fetch_from_wos: failed to open %s\n", url);
return -1;
}
current_file = fp;
char temp[PATH_MAX];
snprintf (temp, sizeof (temp), "%s.part", dest);
FILE *out = fopen (temp, "w+b");
if (!out) {
trace ("fetch_from_lastfm: failed to open %s for writing\n", temp);
deadbeef->fclose (fp);
current_file = NULL;
return -1;
}
char *writebuffer[4096];
int len;
int error = 0;
while ((len = deadbeef->fread (writebuffer, 1, sizeof (writebuffer), fp)) > 0) {
if (fwrite (writebuffer, 1, len, out) != len) {
trace ("fetch_from_lastfm: failed to write to %s\n", dest);
error = 1;
break;
}
}
fclose (out);
current_file = NULL;
deadbeef->fclose (fp);
if (error) {
unlink (temp);
return -1;
}
if (rename (temp, dest) != 0) {
unlink (temp);
unlink (dest);
return -1;
}
return 0;
}
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