rockbox/utils/skinupdater/skinupdater.c
Jonathan Gordon 360ed994a3 fix %Vi again
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26695 a1c6a512-1295-4272-9138-f99709370657
2010-06-08 14:55:37 +00:00

483 lines
12 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: tag_table.c 26346 2010-05-28 02:30:27Z jdgordon $
*
* Copyright (C) 2010 Jonathan Gordon
*
* This program 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; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <ctype.h>
#include "tag_table.h"
#define PUTCH(out, c) fprintf(out, "%c", c)
extern struct tag_info legal_tags[];
char images_with_subimages[100];
int image_count = 0;
/** Command line setting **/
bool is_mono_display = false;
bool use_new_vp_tags = true;
/* dump "count" args to output replacing '|' with ',' except after the last count.
* return the amount of chars read. (start+return will be after the last | )
*/
int dump_arg(FILE* out, const char* start, int count, bool close)
{
int l = 0;
while (count)
{
if (start[l] == '|')
{
if (count > 1)
{
PUTCH(out, ',');
} else if (close) {
PUTCH(out, ')');
}
count--;
} else {
if (find_escape_character(start[l]))
{
PUTCH(out, '%');
}
PUTCH(out, start[l]);
}
l++;
}
return l;
}
int dump_viewport_tags(FILE* out, const char* start)
{
int len = 0;
if (is_mono_display)
{
return dump_arg(out, start, 5, true);
}
else
{
int arg_count = use_new_vp_tags?5:7;
len += dump_arg(out, start, arg_count, true);
if (!use_new_vp_tags)
return len;
if (start[len] != '-')
{
fprintf(out, "%%Vf(");
len += dump_arg(out, start+len, 1, true);
}
else
{
while (start[len++] != '|');
}
if (start[len] != '-')
{
fprintf(out, "%%Vb(");
len += dump_arg(out, start+len, 1, true);
}
else
{
while (start[len++] != '|');
}
}
return len;
}
#define MATCH(s) (!strcmp(tag->name, s))
int parse_tag(FILE* out, const char* start, bool in_conditional)
{
struct tag_info *tag;
int len = 0;
for(tag = legal_tags;
tag->name[0] && strncmp(start, tag->name, strlen(tag->name)) != 0;
tag++) ;
if (!tag->name[0])
return -1;
if (tag->params[0] == '\0')
{
fprintf(out, "%s", tag->name);
return strlen(tag->name);
}
fprintf(out, "%s", tag->name);
len += strlen(tag->name);
start += len;
/* handle individual tags which accept params */
if ((MATCH("bl") || MATCH("pb") || MATCH("pv")) && !in_conditional)
{
if (*start == '|')
{
len++; start++;
PUTCH(out, '(');
/* TODO: need to verify that we are actually using the long form... */
len += dump_arg(out, start, 5, true);
}
}
else if (MATCH("d") || MATCH("D") || MATCH("mv") || MATCH("pS") || MATCH("pE") || MATCH("t") || MATCH("Tl"))
{
char temp[8] = {'\0'};
int i = 0;
/* tags which maybe have a number after them */
while ((*start >= '0' && *start <= '9') || *start == '.')
{
temp[i++] = *start++;
}
if (i!= 0)
{
fprintf(out, "(%s)", temp);
len += i;
}
}
else if (MATCH("xl"))
{
char label = start[1];
PUTCH(out, '(');
int read = 1+dump_arg(out, start+1, 4, false);
len += read;
start += read;
if (*start>= '0' && *start <= '9')
{
images_with_subimages[image_count++] = label;
PUTCH(out, ',');
len += dump_arg(out, start, 1, false);
}
PUTCH(out, ')');
}
else if (MATCH("xd"))
{
char label = start[0];
int i=0;
while (i<image_count)
{
if (images_with_subimages[i] == label)
break;
i++;
}
PUTCH(out, '(');
PUTCH(out, *start++); len++;
if (i<image_count &&
((*start >= 'a' && *start <= 'z') ||
(*start >= 'A' && *start <= 'Z')))
{
PUTCH(out, *start); len++;
}
PUTCH(out, ')');
}
else if (MATCH("x"))
{
PUTCH(out, '(');
len += 1+dump_arg(out, start+1, 4, true);
}
else if (MATCH("Fl"))
{
PUTCH(out, '(');
len += 1+dump_arg(out, start+1, 2, true);
}
else if (MATCH("C"))
{
fprintf(out, "%%Cd");
}
else if (MATCH("Cl"))
{
int read;
char xalign = '\0', yalign = '\0';
PUTCH(out, '(');
read = 1+dump_arg(out, start+1, 2, false);
len += read;
start += read;
switch (tolower(*start))
{
case 'l':
case 'c':
case 'r':
case '+':
case '-':
xalign = *start;
len++;
start++;
break;
case 'd':
case 'D':
case 'i':
case 'I':
case 's':
case 'S':
len++;
start++;
break;
}
PUTCH(out,',');
read = dump_arg(out, start, 1, false);
len += read;
start += read;
switch (tolower(*start))
{
case 't':
case 'c':
case 'b':
case '+':
case '-':
yalign = *start;
len++;
start++;
break;
case 'd':
case 'D':
case 'i':
case 'I':
case 's':
case 'S':
len++;
start++;
break;
}
PUTCH(out,',');
read = dump_arg(out, start, 1, false);
if (xalign)
{
if (xalign == '-')
xalign = 'l';
if (xalign == '+')
xalign = 'r';
fprintf(out, ",%c", xalign);
}
if (yalign)
{
if (yalign == '-')
yalign = 't';
if (yalign == '+')
yalign = 'b';
fprintf(out, ",%s%c", xalign?"":"-,", yalign);
}
PUTCH(out, ')');
len += read;
}
else if (MATCH("Vd") || MATCH("VI"))
{
PUTCH(out, '(');
PUTCH(out, *start); len++;
PUTCH(out, ')');
}
else if (MATCH("Vp"))
{
/* NOTE: almost certainly needs work */
PUTCH(out, '(');
len += 1+dump_arg(out, start+1, 3, true);
}
else if (MATCH("Vi"))
{
int read = 1;
PUTCH(out, '(');
if ((start[1] >= 'a' && start[1] <= 'z') ||
(start[1] >= 'A' && start[1] <= 'Z'))
{
read = 1+dump_arg(out, start+1, 1, false);
}
else
{
PUTCH(out, '-');
}
PUTCH(out, ',');
len += read + dump_viewport_tags(out, start+read);
}
else if (MATCH("Vl") || MATCH("Vi"))
{
int read;
PUTCH(out, '(');
read = 1+dump_arg(out, start+1, 1, false);
PUTCH(out, ',');
len += read + dump_viewport_tags(out, start+read);
}
else if (MATCH("V"))
{
PUTCH(out, '(');
len += 1+dump_viewport_tags(out, start+1);
}
else if (MATCH("X"))
{
if (*start == 'd')
{
fprintf(out, "(d)");
len ++;
}
else
{
PUTCH(out, '(');
len += 1+dump_arg(out, start+1, 1, true);
}
}
else if (MATCH("St") || MATCH("Sx"))
{
PUTCH(out, '(');
len += 1+dump_arg(out, start+1, 1, true);
}
else if (MATCH("T"))
{
PUTCH(out, '(');
len += 1+dump_arg(out, start+1, 5, true);
}
return len;
}
void parse_text(const char* in, FILE* out)
{
const char* end = in+strlen(in);
int level = 0;
int len;
top:
while (in < end && *in)
{
if (*in == '%')
{
PUTCH(out, *in++);
switch(*in)
{
case '%':
case '<':
case '|':
case '>':
case ';':
case '#':
case ')':
case '(':
case ',':
PUTCH(out, *in++);
goto top;
break;
case '?':
PUTCH(out, *in++);
break;
}
len = parse_tag(out, in, level>0);
if (len < 0)
{
PUTCH(out, *in++);
}
else
{
in += len;
}
}
else if (*in == '<')
{
level++;
PUTCH(out, *in++);
}
else if (*in == '>')
{
level--;
PUTCH(out, *in++);
}
else if (*in == '|')
{
if (level == 0)
{
PUTCH(out, '%');
}
PUTCH(out, *in++);
}
else if (*in == '#')
{
while (*in && *in != '\n')
{
PUTCH(out, *in++);
}
}
else if (*in == ';')
{
PUTCH(out, *in++);
}
else
{
if (find_escape_character(*in))
{
PUTCH(out, '%');
}
PUTCH(out, *in++);
}
}
}
int main(int argc, char* argv[])
{
char buffer[10*1024], temp[512];
FILE *in, *out = stdout;
int filearg = 1, i=0;
if( (argc < 2) ||
strcmp(argv[1],"-h") == 0 ||
strcmp(argv[1],"--help") == 0 )
{
printf("Usage: %s [OPTIONS] infile [outfile]\n", argv[0]);
printf("\nOPTIONS:\n");
printf("\t-c\tDon't use new viewport colour tags (non-mono displays only)\n");
printf("\t-m\tSkin is for a mono display (different viewport tags)\n");
return 0;
}
while ((argc > filearg) && argv[filearg][0] == '-')
{
i=1;
while (argv[filearg][i])
{
switch(argv[filearg][i])
{
case 'c': /* disable new colour tags */
use_new_vp_tags = false;
break;
case 'm': /* skin is for a mono display */
is_mono_display = true;
break;
}
i++;
}
filearg++;
}
if (argc == filearg)
{
printf("Missing input filename\n");
return 1;
}
in = fopen(argv[filearg], "r");
if (!in)
return 1;
while (fgets(temp, 512, in))
strcat(buffer, temp);
fclose(in);
filearg++;
if (argc > filearg)
{
out = fopen(argv[filearg], "w");
if (!out)
{
printf("Couldn't open %s\n", argv[filearg]);
return 1;
}
}
parse_text(buffer, out);
if (out != stdout)
fclose(out);
return 0;
}