1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314
|
/*
* themes.c: Color themes used by skins
*
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: themes.c 4.0 2012/02/17 13:57:32 kls Exp $
*/
#include "themes.h"
#include <dirent.h>
#include <string.h>
#include "config.h"
#include "tools.h"
// --- cTheme ----------------------------------------------------------------
cTheme::cTheme(void)
{
name = strdup("default");
memset(colorNames, 0, sizeof(colorNames));
memset(colorValues, 0, sizeof(colorValues));
descriptions[0] = strdup("Default");
}
cTheme::~cTheme()
{
free(name);
for (int i = 0; i < MaxThemeColors; i++)
free(colorNames[i]);
}
bool cTheme::FileNameOk(const char *FileName, bool SetName)
{
const char *error = NULL;
if (!isempty(FileName)) {
const char *d = strrchr(FileName, '/');
if (d)
FileName = d + 1;
const char *n = strchr(FileName, '-');
if (n) {
if (n > FileName) {
if (!strchr(++n, '-')) {
const char *e = strchr(n, '.');
if (e && strcmp(e, ".theme") == 0) {
if (e - n >= 1) {
// FileName is ok
if (SetName) {
free(name);
name = strndup(n, e - n);
}
}
else
error = "missing theme name";
}
else
error = "invalid extension";
}
else
error = "too many '-'";
}
else
error = "missing skin name";
}
else
error = "missing '-'";
}
else
error = "empty";
if (error)
esyslog("ERROR: invalid theme file name (%s): '%s'", error, FileName);
return !error;
}
const char *cTheme::Description(void)
{
char *s = descriptions[I18nCurrentLanguage()];
if (!s)
s = descriptions[0];
return s ? s : name;
}
bool cTheme::Load(const char *FileName, bool OnlyDescriptions)
{
if (!FileNameOk(FileName, true))
return false;
bool result = false;
if (!OnlyDescriptions)
isyslog("loading %s", FileName);
FILE *f = fopen(FileName, "r");
if (f) {
int line = 0;
result = true;
char *s;
const char *error = NULL;
cReadLine ReadLine;
while ((s = ReadLine.Read(f)) != NULL) {
line++;
char *p = strchr(s, '#');
if (p)
*p = 0;
s = stripspace(skipspace(s));
if (!isempty(s)) {
char *n = s;
char *v = strchr(s, '=');
if (v) {
*v++ = 0;
n = stripspace(skipspace(n));
v = stripspace(skipspace(v));
if (strstr(n, "Description") == n) {
int lang = 0;
char *l = strchr(n, '.');
if (l)
lang = I18nLanguageIndex(++l);
if (lang >= 0) {
free(descriptions[lang]);
descriptions[lang] = strdup(v);
}
else
error = "invalid language code";
}
else if (!OnlyDescriptions) {
for (int i = 0; i < MaxThemeColors; i++) {
if (colorNames[i]) {
if (strcmp(n, colorNames[i]) == 0) {
char *p = NULL;
errno = 0;
tColor c = strtoul(v, &p, 16);
if (!errno && !*p)
colorValues[i] = c;
else
error = "invalid color value";
break;
}
}
else {
error = "unknown color name";
break;
}
}
}
}
else
error = "missing value";
}
if (error) {
result = false;
break;
}
}
if (!result)
esyslog("ERROR: error in %s, line %d%s%s", FileName, line, error ? ": " : "", error ? error : "");
fclose(f);
}
else
LOG_ERROR_STR(FileName);
return result;
}
bool cTheme::Save(const char *FileName)
{
if (!FileNameOk(FileName))
return false;
bool result = true;
cSafeFile f(FileName);
if (f.Open()) {
for (int i = 0; i < I18nLanguages()->Size(); i++) {
if (descriptions[i])
fprintf(f, "Description%s%.*s = %s\n", i ? "." : "", 3, i ? I18nLanguageCode(i) : "", descriptions[i]);
}
for (int i = 0; i < MaxThemeColors; i++) {
if (colorNames[i])
fprintf(f, "%s = %08X\n", colorNames[i], colorValues[i]);
}
if (!f.Close())
result = false;
}
else
result = false;
return result;
}
int cTheme::AddColor(const char *Name, tColor Color)
{
for (int i = 0; i < MaxThemeColors; i++) {
if (colorNames[i]) {
if (strcmp(Name, colorNames[i]) == 0) {
colorValues[i] = Color;
return i;
}
}
else {
colorNames[i] = strdup(Name);
colorValues[i] = Color;
return i;
}
}
return -1;
}
tColor cTheme::Color(int Subject)
{
return (Subject >= 0 && Subject < MaxThemeColors) ? colorValues[Subject] : 0;
}
// --- cThemes ---------------------------------------------------------------
char *cThemes::themesDirectory = NULL;
cThemes::cThemes(void)
{
numThemes = 0;
names = 0;
fileNames = NULL;
descriptions = NULL;
}
cThemes::~cThemes()
{
Clear();
}
void cThemes::Clear(void)
{
for (int i = 0; i < numThemes; i++) {
free(names[i]);
free(fileNames[i]);
free(descriptions[i]);
}
free(names);
free(fileNames);
free(descriptions);
numThemes = 0;
names = 0;
fileNames = NULL;
descriptions = NULL;
}
bool cThemes::Load(const char *SkinName)
{
Clear();
if (themesDirectory) {
cReadDir d(themesDirectory);
struct dirent *e;
while ((e = d.Next()) != NULL) {
if (strstr(e->d_name, SkinName) == e->d_name && e->d_name[strlen(SkinName)] == '-') {
cString FileName = AddDirectory(themesDirectory, e->d_name);
cTheme Theme;
if (Theme.Load(*FileName, true)) {
if (char **NewBuffer = (char **)realloc(names, (numThemes + 1) * sizeof(char *))) {
names = NewBuffer;
names[numThemes] = strdup(Theme.Name());
}
else {
esyslog("ERROR: out of memory");
break;
}
if (char **NewBuffer = (char **)realloc(fileNames, (numThemes + 1) * sizeof(char *))) {
fileNames = NewBuffer;
fileNames[numThemes] = strdup(*FileName);
}
else {
esyslog("ERROR: out of memory");
break;
}
if (char **NewBuffer = (char **)realloc(descriptions, (numThemes + 1) * sizeof(char *))) {
descriptions = NewBuffer;
descriptions[numThemes] = strdup(Theme.Description());
}
else {
esyslog("ERROR: out of memory");
break;
}
numThemes++;
}
}
}
return numThemes > 0;
}
return false;
}
int cThemes::GetThemeIndex(const char *Description)
{
int index = 0;
for (int i = 0; i < numThemes; i++) {
if (strcmp(descriptions[i], Description) == 0)
return i;
if (strcmp(descriptions[i], "Default") == 0)
index = i;
}
return index;
}
void cThemes::SetThemesDirectory(const char *ThemesDirectory)
{
free(themesDirectory);
themesDirectory = strdup(ThemesDirectory);
MakeDirs(themesDirectory, true);
}
void cThemes::Load(const char *SkinName, const char *ThemeName, cTheme *Theme)
{
cString FileName = cString::sprintf("%s/%s-%s.theme", themesDirectory, SkinName, ThemeName);
if (access(FileName, F_OK) == 0) // the file exists
Theme->Load(FileName);
}
void cThemes::Save(const char *SkinName, cTheme *Theme)
{
cString FileName = cString::sprintf("%s/%s-%s.theme", themesDirectory, SkinName, Theme->Name());
if (access(FileName, F_OK) != 0) // the file does not exist
Theme->Save(FileName);
}
|