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Improve FolderThemeProvider

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Closes #33015

Signed-off-by: stianst <stianst@gmail.com>
This commit is contained in:
stianst 2024-09-16 13:46:16 +02:00 committed by Alexander Schwartz
parent 14368018b7
commit c137482d77
1 changed files with 18 additions and 25 deletions
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41
services/src/main/java/org/keycloak/theme/FolderThemeProvider.java
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@ -29,7 +29,7 @@ import java.util.Set;
*/
public class FolderThemeProvider implements ThemeProvider {
private File themesDir;
private final File themesDir;
public FolderThemeProvider(File themesDir) {
this.themesDir = themesDir;
@ -42,30 +42,20 @@ public class FolderThemeProvider implements ThemeProvider {
@Override
public Theme getTheme(String name, Theme.Type type) throws IOException {
if (themesDir == null) {
return null;
}
File themeDir = getThemeDir(name, type);
return themeDir.isDirectory() ? new FolderTheme(themeDir, name, type) : null;
return themeDir != null ? new FolderTheme(themeDir, name, type) : null;
}
@Override
public Set<String> nameSet(Theme.Type type) {
if (themesDir == null) {
if (themesDir == null || !themesDir.isDirectory()) {
return Collections.emptySet();
}
final String typeName = type.name().toLowerCase();
File[] themeDirs = themesDir.listFiles(new FileFilter() {
@Override
public boolean accept(File pathname) {
return pathname.isDirectory() && new File(pathname, typeName).isDirectory();
}
});
if (themeDirs != null) {
Set<String> names = new HashSet<String>();
for (File themeDir : themeDirs) {
File[] themes = themesDir.listFiles(f -> f.isDirectory() && new File(f, type.name().toLowerCase()).isDirectory());
if (themes != null && themes.length > 0) {
Set<String> names = new HashSet<>();
for (File themeDir : themes) {
names.add(themeDir.getName());
}
return names;
@ -76,7 +66,7 @@ public class FolderThemeProvider implements ThemeProvider {
@Override
public boolean hasTheme(String name, Theme.Type type) {
return themesDir != null ? getThemeDir(name, type).isDirectory() : false;
return getThemeDir(name, type) != null;
}
@Override
@ -84,15 +74,18 @@ public class FolderThemeProvider implements ThemeProvider {
}
private File getThemeDir(String name, Theme.Type type) {
File f = new File(themesDir, name + File.separator + type.name().toLowerCase());
try {
if (!f.getCanonicalPath().startsWith(themesDir.getCanonicalPath() + File.separator)) {
if (themesDir == null || !themesDir.isDirectory()) {
return null;
}
} catch (IOException e) {
return null;
File[] themes = themesDir.listFiles(f -> f.isDirectory() && f.getName().equals(name));
if (themes != null && themes.length == 1) {
File themeTypeDir = new File(themes[0], type.name().toLowerCase());
if (themeTypeDir.isDirectory()) {
return themeTypeDir;
}
return f;
}
return null;
}
}