mirror of
https://github.com/commons-app/apps-android-commons.git
synced 2025-10-31 06:43:56 +01:00
fixed warning
This commit is contained in:
sonalyadav
Sonal Yadav
parent
68c24c47e3
commit
6e929e3786
1 changed files with 190 additions and 189 deletions
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@ -32,204 +32,205 @@ private const val RADIUS_STEP_SIZE_IN_METRES = 100
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private const val MIN_NEARBY_RESULTS = 5
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class FileProcessor
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@Inject
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constructor(
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private val context: Context,
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private val contentResolver: ContentResolver,
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private val gpsCategoryModel: GpsCategoryModel,
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private val depictsModel: DepictModel,
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@param:Named("default_preferences") private val defaultKvStore: JsonKvStore,
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private val apiCall: CategoryApi,
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private val okHttpJsonApiClient: OkHttpJsonApiClient,
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) {
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private val compositeDisposable = CompositeDisposable()
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@Inject
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constructor(
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private val context: Context,
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private val contentResolver: ContentResolver,
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private val gpsCategoryModel: GpsCategoryModel,
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private val depictsModel: DepictModel,
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@param:Named("default_preferences") private val defaultKvStore: JsonKvStore,
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private val apiCall: CategoryApi,
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private val okHttpJsonApiClient: OkHttpJsonApiClient,
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) {
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private val compositeDisposable = CompositeDisposable()
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fun cleanup() {
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compositeDisposable.clear()
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}
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fun cleanup() {
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compositeDisposable.clear()
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}
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/**
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* Processes filePath coordinates, either from EXIF data or user location
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*/
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fun processFileCoordinates(
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similarImageInterface: SimilarImageInterface,
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filePath: String?,
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inAppPictureLocation: LatLng?,
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): ImageCoordinates {
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val exifInterface: ExifInterface? =
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try {
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ExifInterface(filePath!!)
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} catch (e: IOException) {
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Timber.e(e)
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null
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}
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// Redact EXIF data as indicated in preferences.
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redactExifTags(exifInterface, getExifTagsToRedact())
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Timber.d("Calling GPSExtractor")
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val originalImageCoordinates = ImageCoordinates(exifInterface, inAppPictureLocation)
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if (originalImageCoordinates.decimalCoords == null) {
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// Find other photos taken around the same time which has gps coordinates
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findOtherImages(
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File(filePath),
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similarImageInterface,
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)
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} else {
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prePopulateCategoriesAndDepictionsBy(originalImageCoordinates)
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}
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return originalImageCoordinates
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}
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/**
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* Gets EXIF Tags from preferences to be redacted.
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*
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* @return tags to be redacted
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*/
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fun getExifTagsToRedact(): Set<String> {
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val prefManageEXIFTags =
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defaultKvStore.getStringSet(Prefs.MANAGED_EXIF_TAGS) ?: emptySet()
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val redactTags: Set<String> =
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context.resources.getStringArray(R.array.pref_exifTag_values).toSet()
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return redactTags - prefManageEXIFTags
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}
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/**
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* Redacts EXIF metadata as indicated in preferences.
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*
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* @param exifInterface ExifInterface object
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* @param redactTags tags to be redacted
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*/
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fun redactExifTags(
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exifInterface: ExifInterface?,
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redactTags: Set<String>,
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) {
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compositeDisposable.add(
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Observable
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.fromIterable(redactTags)
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.flatMap { Observable.fromArray(*FileMetadataUtils.getTagsFromPref(it)) }
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.subscribe(
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{ redactTag(exifInterface, it) },
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{ Timber.d(it) },
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{ save(exifInterface) },
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),
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)
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}
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private fun save(exifInterface: ExifInterface?) {
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/**
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* Processes filePath coordinates, either from EXIF data or user location
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*/
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fun processFileCoordinates(
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similarImageInterface: SimilarImageInterface,
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filePath: String?,
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inAppPictureLocation: LatLng?,
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): ImageCoordinates {
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val exifInterface: ExifInterface? =
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try {
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exifInterface?.saveAttributes()
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} catch (e: IOException) {
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Timber.w("EXIF redaction failed: %s", e.toString())
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}
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}
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private fun redactTag(
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exifInterface: ExifInterface?,
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tag: String,
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) {
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Timber.d("Checking for tag: %s", tag)
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exifInterface
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?.getAttribute(tag)
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?.takeIf { it.isNotEmpty() }
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?.let { attributeName ->
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exifInterface.setAttribute(tag, null).also {
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Timber.d("Exif tag $tag with value $attributeName redacted.")
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}
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}
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}
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/**
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* Find other images around the same location that were taken within the last 20 sec
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*
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* @param originalImageCoordinates
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* @param fileBeingProcessed
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* @param similarImageInterface
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*/
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private fun findOtherImages(
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fileBeingProcessed: File,
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similarImageInterface: SimilarImageInterface,
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) {
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val oneHundredAndTwentySeconds = 120 * 1000L
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// Time when the original image was created
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val timeOfCreation = fileBeingProcessed.lastModified()
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LongRange
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val timeOfCreationRange =
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timeOfCreation - oneHundredAndTwentySeconds..timeOfCreation + oneHundredAndTwentySeconds
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fileBeingProcessed.parentFile
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.listFiles()
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.asSequence()
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.filter { it.lastModified() in timeOfCreationRange }
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.map { Pair(it, readImageCoordinates(it)) }
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.firstOrNull { it.second?.decimalCoords != null }
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?.let { fileCoordinatesPair ->
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similarImageInterface.showSimilarImageFragment(
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fileBeingProcessed.path,
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fileCoordinatesPair.first.absolutePath,
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fileCoordinatesPair.second,
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)
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}
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}
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private fun readImageCoordinates(file: File) =
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try {
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/* Used null location as location for similar images captured before is not available
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in case it is not present in the EXIF. */
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ImageCoordinates(contentResolver.openInputStream(Uri.fromFile(file))!!, null)
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ExifInterface(filePath!!)
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} catch (e: IOException) {
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Timber.e(e)
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try {
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ImageCoordinates(file.absolutePath, null)
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} catch (ex: IOException) {
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Timber.e(ex)
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null
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}
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null
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}
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/**
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* Initiates retrieval of image coordinates or user coordinates, and caching of coordinates. Then
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* initiates the calls to MediaWiki API through an instance of CategoryApi.
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*
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* @param imageCoordinates
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*/
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fun prePopulateCategoriesAndDepictionsBy(imageCoordinates: ImageCoordinates) {
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requireNotNull(imageCoordinates.decimalCoords)
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compositeDisposable.add(
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apiCall
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.request(imageCoordinates.decimalCoords!!)
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.subscribeOn(Schedulers.io())
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.observeOn(Schedulers.io())
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.subscribe(
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gpsCategoryModel::setCategoriesFromLocation,
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{
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Timber.e(it)
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gpsCategoryModel.clear()
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},
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),
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// Redact EXIF data as indicated in preferences.
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redactExifTags(exifInterface, getExifTagsToRedact())
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Timber.d("Calling GPSExtractor")
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val originalImageCoordinates = ImageCoordinates(exifInterface, inAppPictureLocation)
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if (originalImageCoordinates.decimalCoords == null) {
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// Find other photos taken around the same time which has gps coordinates
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findOtherImages(
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File(filePath),
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similarImageInterface,
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)
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} else {
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prePopulateCategoriesAndDepictionsBy(originalImageCoordinates)
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}
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return originalImageCoordinates
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}
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compositeDisposable.add(
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suggestNearbyDepictions(imageCoordinates),
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)
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/**
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* Gets EXIF Tags from preferences to be redacted.
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*
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* @return tags to be redacted
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*/
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fun getExifTagsToRedact(): Set<String> {
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val prefManageEXIFTags =
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defaultKvStore.getStringSet(Prefs.MANAGED_EXIF_TAGS) ?: emptySet<String>()
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val redactTags: Set<String> =
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context.resources.getStringArray(R.array.pref_exifTag_values).toSet()
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return redactTags - prefManageEXIFTags
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}
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/**
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* Redacts EXIF metadata as indicated in preferences.
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*
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* @param exifInterface ExifInterface object
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* @param redactTags tags to be redacted
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*/
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fun redactExifTags(
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exifInterface: ExifInterface?,
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redactTags: Set<String>,
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) {
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compositeDisposable.add(
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Observable
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.fromIterable(redactTags)
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.flatMap { Observable.fromArray(*FileMetadataUtils.getTagsFromPref(it)) }
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.subscribe(
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{ redactTag(exifInterface, it) },
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{ Timber.d(it) },
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{ save(exifInterface) },
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),
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)
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}
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private fun save(exifInterface: ExifInterface?) {
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try {
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exifInterface?.saveAttributes()
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} catch (e: IOException) {
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Timber.w("EXIF redaction failed: %s", e.toString())
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}
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}
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private fun redactTag(
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exifInterface: ExifInterface?,
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tag: String,
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) {
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Timber.d("Checking for tag: %s", tag)
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exifInterface
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?.getAttribute(tag)
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?.takeIf { it.isNotEmpty() }
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?.let { attributeName ->
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exifInterface.setAttribute(tag, "").also {
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Timber.d("EXIF tag $tag removed or set to empty.")
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}
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}
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}
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/**
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* Find other images around the same location that were taken within the last 20 sec
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*
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* @param originalImageCoordinates
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* @param fileBeingProcessed
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* @param similarImageInterface
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*/
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private fun findOtherImages(
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fileBeingProcessed: File,
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similarImageInterface: SimilarImageInterface,
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) {
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val oneHundredAndTwentySeconds = 120 * 1000L
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// Time when the original image was created
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val timeOfCreation = fileBeingProcessed.lastModified()
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LongRange
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val timeOfCreationRange =
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timeOfCreation - oneHundredAndTwentySeconds..timeOfCreation + oneHundredAndTwentySeconds
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fileBeingProcessed.parentFile
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.listFiles()
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.asSequence()
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.filter { it.lastModified() in timeOfCreationRange }
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.map { Pair(it, readImageCoordinates(it)) }
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.firstOrNull { it.second?.decimalCoords != null }
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?.let { fileCoordinatesPair ->
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similarImageInterface.showSimilarImageFragment(
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fileBeingProcessed.path,
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fileCoordinatesPair.first.absolutePath,
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fileCoordinatesPair.second,
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)
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}
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}
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private fun readImageCoordinates(file: File) =
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try {
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/* Used null location as location for similar images captured before is not available
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in case it is not present in the EXIF. */
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ImageCoordinates(contentResolver.openInputStream(Uri.fromFile(file))!!, null)
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} catch (e: IOException) {
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Timber.e(e)
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try {
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ImageCoordinates(file.absolutePath, null)
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} catch (ex: IOException) {
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Timber.e(ex)
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null
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}
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}
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private val radiiProgressionInMetres =
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(DEFAULT_SUGGESTION_RADIUS_IN_METRES..MAX_SUGGESTION_RADIUS_IN_METRES step RADIUS_STEP_SIZE_IN_METRES)
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private fun suggestNearbyDepictions(imageCoordinates: ImageCoordinates): Disposable =
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Observable
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.fromIterable(radiiProgressionInMetres.map { it / 1000.0 })
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.concatMap {
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Observable.fromCallable {
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okHttpJsonApiClient.getNearbyPlaces(
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imageCoordinates.latLng!!,
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Locale.getDefault().language,
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it,
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)
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}
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}.subscribeOn(Schedulers.io())
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.filter { it.size >= MIN_NEARBY_RESULTS }
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.take(1)
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/**
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* Initiates retrieval of image coordinates or user coordinates, and caching of coordinates. Then
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* initiates the calls to MediaWiki API through an instance of CategoryApi.
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*
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* @param imageCoordinates
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*/
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fun prePopulateCategoriesAndDepictionsBy(imageCoordinates: ImageCoordinates) {
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requireNotNull(imageCoordinates.decimalCoords)
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compositeDisposable.add(
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apiCall
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.request(imageCoordinates.decimalCoords!!)
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.subscribeOn(Schedulers.io())
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.observeOn(Schedulers.io())
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.subscribe(
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{ depictsModel.nearbyPlaces.offer(it) },
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{ Timber.e(it) },
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)
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gpsCategoryModel::setCategoriesFromLocation,
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{
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Timber.e(it)
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gpsCategoryModel.clear()
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},
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),
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)
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compositeDisposable.add(
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suggestNearbyDepictions(imageCoordinates),
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)
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}
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private val radiiProgressionInMetres =
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(DEFAULT_SUGGESTION_RADIUS_IN_METRES..MAX_SUGGESTION_RADIUS_IN_METRES step RADIUS_STEP_SIZE_IN_METRES)
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private fun suggestNearbyDepictions(imageCoordinates: ImageCoordinates): Disposable =
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Observable
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.fromIterable(radiiProgressionInMetres.map { it / 1000.0 })
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.concatMap {
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Observable.fromCallable {
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okHttpJsonApiClient.getNearbyPlaces(
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imageCoordinates.latLng!!,
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Locale.getDefault().language,
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it,
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)
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}
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}.subscribeOn(Schedulers.io())
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.filter { it.size >= MIN_NEARBY_RESULTS }
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.take(1)
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.subscribe(
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{ depictsModel.nearbyPlaces.offer(it) },
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{ Timber.e(it) },
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)
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}
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