/* Add ten empty (temporary) colorfilters for easy coloring */
static void
color_filters_add_tmp(GSList **cfl)
{
gchar *name = NULL;
guint32 i;
gchar** bg_colors;
gchar** fg_colors;
unsigned long int cval;
color_t bg_color, fg_color;
color_filter_t *colorf;
g_assert(strlen(prefs.gui_colorized_fg)==69);
g_assert(strlen(prefs.gui_colorized_bg)==69);
fg_colors = g_strsplit(prefs.gui_colorized_fg, ",", -1);
bg_colors = g_strsplit(prefs.gui_colorized_bg, ",", -1);
for ( i=1 ; i<=10 ; i++ ) {
name = g_strdup_printf("%s%02d",CONVERSATION_COLOR_PREFIX,i);
/* retrieve background and foreground colors */
cval = strtoul(fg_colors[i-1], NULL, 16);
initialize_color(&fg_color, RED_COMPONENT(cval),
GREEN_COMPONENT(cval),
BLUE_COMPONENT(cval) );
cval = strtoul(bg_colors[i-1], NULL, 16);
initialize_color(&bg_color, RED_COMPONENT(cval),
GREEN_COMPONENT(cval),
BLUE_COMPONENT(cval) );
colorf = color_filter_new(name, NULL, &bg_color, &fg_color, TRUE);
colorf->filter_text = g_strdup("frame");
colorf->c_colorfilter = NULL;
*cfl = g_slist_append(*cfl, colorf);
g_free(name);
}
g_strfreev(fg_colors);
g_strfreev(bg_colors);
return;
}
/* XXX - Would it make more sense to use GStrings here instead of reallocing
our buffers? */
static gboolean
read_filters_file(FILE *f, gpointer user_data)
{
#define INIT_BUF_SIZE 128
gchar *name = NULL;
gchar *filter_exp = NULL;
guint32 name_len = INIT_BUF_SIZE;
guint32 filter_exp_len = INIT_BUF_SIZE;
guint32 i = 0;
int c;
guint16 fg_r, fg_g, fg_b, bg_r, bg_g, bg_b;
gboolean disabled = FALSE;
gboolean skip_end_of_line = FALSE;
name = (gchar *)g_malloc(name_len + 1);
filter_exp = (gchar *)g_malloc(filter_exp_len + 1);
while (1) {
if (skip_end_of_line) {
do {
c = getc(f);
} while (c != EOF && c != '\n');
if (c == EOF)
break;
disabled = FALSE;
skip_end_of_line = FALSE;
}
while ((c = getc(f)) != EOF && g_ascii_isspace(c)) {
if (c == '\n') {
continue;
}
}
if (c == EOF)
break;
if (c == '!') {
disabled = TRUE;
continue;
}
/* skip # comments and invalid lines */
if (c != '@') {
skip_end_of_line = TRUE;
continue;
}
/* we get the @ delimiter.
* Format is:
* @name@filter expression@[background r,g,b][foreground r,g,b]
*/
/* retrieve name */
i = 0;
while (1) {
c = getc(f);
if (c == EOF || c == '@')
break;
if (i >= name_len) {
/* buffer isn't long enough; double its length.*/
name_len *= 2;
name = (gchar *)g_realloc(name, name_len + 1);
}
name[i++] = c;
}
name[i] = '\0';
if (c == EOF) {
break;
} else if (i == 0) {
skip_end_of_line = TRUE;
continue;
}
/* retrieve filter expression */
i = 0;
while (1) {
c = getc(f);
if (c == EOF || c == '@')
break;
if (i >= filter_exp_len) {
/* buffer isn't long enough; double its length.*/
filter_exp_len *= 2;
filter_exp = (gchar *)g_realloc(filter_exp, filter_exp_len + 1);
}
filter_exp[i++] = c;
}
filter_exp[i] = '\0';
if (c == EOF) {
break;
} else if (i == 0) {
skip_end_of_line = TRUE;
continue;
}
/* retrieve background and foreground colors */
if (fscanf(f,"[%hu,%hu,%hu][%hu,%hu,%hu]",
&bg_r, &bg_g, &bg_b, &fg_r, &fg_g, &fg_b) == 6) {
/* we got a complete color filter */
color_t bg_color, fg_color;
color_filter_t *colorf;
dfilter_t *temp_dfilter;
gchar *err_msg;
if (!dfilter_compile(filter_exp, &temp_dfilter, &err_msg)) {
g_warning("Could not compile \"%s\" in colorfilters file.\n%s",
name, err_msg);
g_free(err_msg);
prefs.unknown_colorfilters = TRUE;
skip_end_of_line = TRUE;
continue;
}
if (!initialize_color(&fg_color, fg_r, fg_g, fg_b)) {
/* oops */
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
"Could not allocate foreground color "
"specified in input file for %s.", name);
dfilter_free(temp_dfilter);
skip_end_of_line = TRUE;
continue;
}
if (!initialize_color(&bg_color, bg_r, bg_g, bg_b)) {
/* oops */
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
"Could not allocate background color "
"specified in input file for %s.", name);
dfilter_free(temp_dfilter);
skip_end_of_line = TRUE;
continue;
}
colorf = color_filter_new(name, filter_exp, &bg_color,
&fg_color, disabled);
if(user_data == &color_filter_list) {
GSList **cfl = (GSList **)user_data;
/* internal call */
colorf->c_colorfilter = temp_dfilter;
*cfl = g_slist_append(*cfl, colorf);
} else {
/* external call */
/* just editing, don't need the compiled filter */
dfilter_free(temp_dfilter);
color_filter_add_cb (colorf, user_data);
}
} /* if sscanf */
skip_end_of_line = TRUE;
}
g_free(name);
g_free(filter_exp);
return TRUE;
}