diff options
Diffstat (limited to 'libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/MediaUtils.java')
| -rw-r--r-- | libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/MediaUtils.java | 334 |
1 files changed, 334 insertions, 0 deletions
diff --git a/libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/MediaUtils.java b/libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/MediaUtils.java new file mode 100644 index 000000000..a96dadc74 --- /dev/null +++ b/libs/utils/WordPressUtils/src/main/java/org/wordpress/android/util/MediaUtils.java @@ -0,0 +1,334 @@ +package org.wordpress.android.util; + +import android.app.Activity; +import android.content.Context; +import android.content.CursorLoader; +import android.database.Cursor; +import android.graphics.BitmapFactory; +import android.net.Uri; +import android.provider.MediaStore; +import android.text.TextUtils; +import android.webkit.MimeTypeMap; + +import org.wordpress.android.util.AppLog.T; + +import java.io.DataInputStream; +import java.io.File; +import java.io.FileInputStream; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.net.MalformedURLException; +import java.net.URL; +import java.net.URLConnection; +import java.text.SimpleDateFormat; +import java.util.Date; +import java.util.Locale; +import java.util.TimeZone; + +public class MediaUtils { + private static final int DEFAULT_MAX_IMAGE_WIDTH = 1024; + + public static boolean isValidImage(String url) { + if (url == null) { + return false; + } + url = url.toLowerCase(); + return url.endsWith(".png") || url.endsWith(".jpg") || url.endsWith(".jpeg") || url.endsWith(".gif"); + } + + public static boolean isDocument(String url) { + if (url == null) { + return false; + } + url = url.toLowerCase(); + return url.endsWith(".doc") || url.endsWith(".docx") || url.endsWith(".odt") || url.endsWith(".pdf"); + } + + public static boolean isPowerpoint(String url) { + if (url == null) { + return false; + } + url = url.toLowerCase(); + return url.endsWith(".ppt") || url.endsWith(".pptx") || url.endsWith(".pps") || url.endsWith(".ppsx") || + url.endsWith(".key"); + } + + public static boolean isSpreadsheet(String url) { + if (url == null) { + return false; + } + url = url.toLowerCase(); + return url.endsWith(".xls") || url.endsWith(".xlsx"); + } + + public static boolean isVideo(String url) { + if (url == null) { + return false; + } + url = url.toLowerCase(); + return url.endsWith(".ogv") || url.endsWith(".mp4") || url.endsWith(".m4v") || url.endsWith(".mov") || + url.endsWith(".wmv") || url.endsWith(".avi") || url.endsWith(".mpg") || url.endsWith(".3gp") || + url.endsWith(".3g2") || url.contains("video"); + } + + public static boolean isAudio(String url) { + if (url == null) { + return false; + } + url = url.toLowerCase(); + return url.endsWith(".mp3") || url.endsWith(".ogg") || url.endsWith(".wav") || url.endsWith(".wma") || + url.endsWith(".aiff") || url.endsWith(".aif") || url.endsWith(".aac") || url.endsWith(".m4a"); + } + + /** + * E.g. Jul 2, 2013 @ 21:57 + */ + public static String getDate(long ms) { + Date date = new Date(ms); + SimpleDateFormat sdf = new SimpleDateFormat("MMM d, yyyy '@' HH:mm", Locale.ENGLISH); + + // The timezone on the website is at GMT + sdf.setTimeZone(TimeZone.getTimeZone("GMT")); + + return sdf.format(date); + } + + public static boolean isLocalFile(String state) { + if (state == null) { + return false; + } + + return (state.equals("queued") || state.equals("uploading") || state.equals("retry") + || state.equals("failed")); + } + + public static Uri getLastRecordedVideoUri(Activity activity) { + String[] proj = { MediaStore.Video.Media._ID }; + Uri contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI; + String sortOrder = MediaStore.Video.VideoColumns.DATE_TAKEN + " DESC"; + CursorLoader loader = new CursorLoader(activity, contentUri, proj, null, null, sortOrder); + Cursor cursor = loader.loadInBackground(); + cursor.moveToFirst(); + + return Uri.parse(contentUri.toString() + "/" + cursor.getLong(0)); + } + + /** + * Get image width setting from the image width site setting string. This string can be an int, in this case it's + * the maximum image width defined by the site. + * Examples: + * "1000" will return 1000 + * "Original Size" will return Integer.MAX_VALUE + * "Largeur originale" will return Integer.MAX_VALUE + * null will return Integer.MAX_VALUE + * @param imageWidthSiteSettingString Image width site setting string + * @return Integer.MAX_VALUE if image width is not defined or invalid, maximum image width in other cases. + */ + public static int getImageWidthSettingFromString(String imageWidthSiteSettingString) { + if (imageWidthSiteSettingString == null) { + return Integer.MAX_VALUE; + } + try { + return Integer.valueOf(imageWidthSiteSettingString); + } catch (NumberFormatException e) { + return Integer.MAX_VALUE; + } + } + + /** + * Calculate and return the maximum allowed image width by comparing the width of the image at its full size with + * the maximum upload width set in the blog settings + * @param imageWidth the image's natural (full) width + * @param imageWidthSiteSettingString the maximum upload width set in the site settings + * @return maximum allowed image width + */ + public static int getMaximumImageWidth(int imageWidth, String imageWidthSiteSettingString) { + int imageWidthBlogSetting = getImageWidthSettingFromString(imageWidthSiteSettingString); + int imageWidthPictureSetting = imageWidth == 0 ? Integer.MAX_VALUE : imageWidth; + + if (Math.min(imageWidthPictureSetting, imageWidthBlogSetting) == Integer.MAX_VALUE) { + // Default value in case of errors reading the picture size or the blog settings is set to Original size + return DEFAULT_MAX_IMAGE_WIDTH; + } else { + return Math.min(imageWidthPictureSetting, imageWidthBlogSetting); + } + } + + public static int getMaximumImageWidth(Context context, Uri curStream, String imageWidthBlogSettingString) { + int[] dimensions = ImageUtils.getImageSize(curStream, context); + return getMaximumImageWidth(dimensions[0], imageWidthBlogSettingString); + } + + public static boolean isInMediaStore(Uri mediaUri) { + // Check if the image is externally hosted (Picasa/Google Photos for example) + if (mediaUri != null && mediaUri.toString().startsWith("content://media/")) { + return true; + } else { + return false; + } + } + + public static Uri downloadExternalMedia(Context context, Uri imageUri) { + if (context == null || imageUri == null) { + return null; + } + File cacheDir = null; + + String mimeType = context.getContentResolver().getType(imageUri); + boolean isVideo = (mimeType != null && mimeType.contains("video")); + + // If the device has an SD card + if (android.os.Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED)) { + String mediaFolder = isVideo ? "video" : "images"; + cacheDir = new File(android.os.Environment.getExternalStorageDirectory() + "/WordPress/" + mediaFolder); + } else { + if (context.getApplicationContext() != null) { + cacheDir = context.getApplicationContext().getCacheDir(); + } + } + + if (cacheDir != null && !cacheDir.exists()) { + cacheDir.mkdirs(); + } + try { + InputStream input; + // Download the file + if (imageUri.toString().startsWith("content://")) { + input = context.getContentResolver().openInputStream(imageUri); + if (input == null) { + AppLog.e(T.UTILS, "openInputStream returned null"); + return null; + } + } else { + input = new URL(imageUri.toString()).openStream(); + } + + String fileName = "wp-" + System.currentTimeMillis(); + if (isVideo) { + fileName += "." + MimeTypeMap.getSingleton().getExtensionFromMimeType(mimeType); + } + + File f = new File(cacheDir, fileName); + + OutputStream output = new FileOutputStream(f); + + byte data[] = new byte[1024]; + int count; + while ((count = input.read(data)) != -1) { + output.write(data, 0, count); + } + + output.flush(); + output.close(); + input.close(); + + return Uri.fromFile(f); + } catch (FileNotFoundException e) { + AppLog.e(T.UTILS, e); + } catch (MalformedURLException e) { + AppLog.e(T.UTILS, e); + } catch (IOException e) { + AppLog.e(T.UTILS, e); + } + + return null; + } + + public static String getMimeTypeOfInputStream(InputStream stream) { + BitmapFactory.Options options = new BitmapFactory.Options(); + options.inJustDecodeBounds = true; + BitmapFactory.decodeStream(stream, null, options); + return options.outMimeType; + } + + public static String getMediaFileMimeType(File mediaFile) { + String originalFileName = mediaFile.getName().toLowerCase(); + String mimeType = UrlUtils.getUrlMimeType(originalFileName); + + if (TextUtils.isEmpty(mimeType)) { + try { + String filePathForGuessingMime; + if (mediaFile.getPath().contains("://")) { + filePathForGuessingMime = Uri.encode(mediaFile.getPath(), ":/"); + } else { + filePathForGuessingMime = "file://"+ Uri.encode(mediaFile.getPath(), "/"); + } + URL urlForGuessingMime = new URL(filePathForGuessingMime); + URLConnection uc = urlForGuessingMime.openConnection(); + String guessedContentType = uc.getContentType(); //internally calls guessContentTypeFromName(url.getFile()); and guessContentTypeFromStream(is); + // check if returned "content/unknown" + if (!TextUtils.isEmpty(guessedContentType) && !guessedContentType.equals("content/unknown")) { + mimeType = guessedContentType; + } + } catch (MalformedURLException e) { + AppLog.e(AppLog.T.API, "MalformedURLException while trying to guess the content type for the file here " + mediaFile.getPath() + " with URLConnection", e); + } + catch (IOException e) { + AppLog.e(AppLog.T.API, "Error while trying to guess the content type for the file here " + mediaFile.getPath() +" with URLConnection", e); + } + } + + // No mimeType yet? Try to decode the image and get the mimeType from there + if (TextUtils.isEmpty(mimeType)) { + try { + DataInputStream inputStream = new DataInputStream(new FileInputStream(mediaFile)); + String mimeTypeFromStream = getMimeTypeOfInputStream(inputStream); + if (!TextUtils.isEmpty(mimeTypeFromStream)) { + mimeType = mimeTypeFromStream; + } + inputStream.close(); + } catch (FileNotFoundException e) { + AppLog.e(AppLog.T.API, "FileNotFoundException while trying to guess the content type for the file " + mediaFile.getPath(), e); + } catch (IOException e) { + AppLog.e(AppLog.T.API, "IOException while trying to guess the content type for the file " + mediaFile.getPath(), e); + } + } + + if (TextUtils.isEmpty(mimeType)) { + mimeType = ""; + } else { + if (mimeType.equalsIgnoreCase("video/mp4v-es")) { //Fixes #533. See: http://tools.ietf.org/html/rfc3016 + mimeType = "video/mp4"; + } + } + + return mimeType; + } + + public static String getMediaFileName(File mediaFile, String mimeType) { + String originalFileName = mediaFile.getName().toLowerCase(); + String extension = MimeTypeMap.getFileExtensionFromUrl(originalFileName); + if (!TextUtils.isEmpty(extension)) //File name already has the extension in it + return originalFileName; + + if (!TextUtils.isEmpty(mimeType)) { //try to get the extension from mimeType + String fileExtension = getExtensionForMimeType(mimeType); + if (!TextUtils.isEmpty(fileExtension)) { + originalFileName += "." + fileExtension; + } + } else { + //No mimetype and no extension!! + AppLog.e(AppLog.T.API, "No mimetype and no extension for " + mediaFile.getPath()); + } + + return originalFileName; + } + + public static String getExtensionForMimeType(String mimeType) { + if (TextUtils.isEmpty(mimeType)) + return ""; + + MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton(); + String fileExtensionFromMimeType = mimeTypeMap.getExtensionFromMimeType(mimeType); + if (TextUtils.isEmpty(fileExtensionFromMimeType)) { + // We're still without an extension - split the mime type and retrieve it + String[] split = mimeType.split("/"); + fileExtensionFromMimeType = split.length > 1 ? split[1] : split[0]; + } + + return fileExtensionFromMimeType.toLowerCase(); + } +} |