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Use 'like' to do fileglobbing in androids media db

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GLOB seems to have way too much trouble with [] chars.
We also make sure that directory globs are terminated with a /
(/foo/media should not match /foo/medias)
This commit is contained in:
Adrian Ulrich 2013-05-16 15:33:43 +02:00
parent d98322b122
commit b178023900
1 changed files with 23 additions and 13 deletions
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36
src/ch/blinkenlights/android/vanilla/MediaUtils.java
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@ -532,8 +532,8 @@ public class MediaUtils {
if((new File(pfx+"/Android")).lastModified() == exLastmod) {
String guessPath = exPath + path.substring(pfx.length());
if( (new File(guessPath)).exists() ) {
Log.v("Vanilla", "OLD="+path);
Log.v("Vanilla", "NEW="+guessPath);
Log.d("Vanilla", "OLD="+path);
Log.d("Vanilla", "NEW="+guessPath);
path = guessPath;
break;
}
@ -549,7 +549,17 @@ public class MediaUtils {
return path;
}
/**
* Adds a final slash if the path points to an existing directory
*/
private static String addDirEndSlash(String path) {
if(path.length() > 0 && path.charAt(path.length()-1) != '/') {
if( (new File(path)).isDirectory() ) {
path += "/";
}
}
return path;
}
/**
* Build a query that will contain all the media under the given path.
@ -560,18 +570,18 @@ public class MediaUtils {
*/
public static QueryTask buildFileQuery(String path, String[] projection)
{
// It would be better to use selectionArgs to pass path here, but there
// doesn't appear to be any way to pass the * when using it.
Log.v("Vanilla", "buildFileQuery "+path);
StringBuilder selection = new StringBuilder();
selection.append("_data GLOB ");
DatabaseUtils.appendEscapedSQLString(selection, sanitizeMediaPath(path));
// delete the quotation mark added by the escape method
selection.deleteCharAt(selection.length() - 1);
selection.append("*' AND is_music");
/* make sure that the path is:
-> fixed-up to point to the real mountpoint if user browsed to the mediadir symlink
-> terminated with a / if it is a directory
-> ended with a % for the LIKE query
*/
path = addDirEndSlash(sanitizeMediaPath(path)) + "%";
final String query = "_data LIKE ? AND is_music";
String[] qargs = { path };
Log.d("VanillaMusic", "Running buildFileQuery for "+query+" with ARG="+qargs[0]);
Uri media = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
QueryTask result = new QueryTask(media, projection, selection.toString(), null, DEFAULT_SORT);
QueryTask result = new QueryTask(media, projection, query, qargs, DEFAULT_SORT);
result.type = TYPE_FILE;
return result;
}