diff options
Diffstat (limited to 'app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt')
| -rw-r--r-- | app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt | 153 |
1 files changed, 69 insertions, 84 deletions
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt index 99fa6eee..cdde8311 100644 --- a/app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt +++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt @@ -1,12 +1,8 @@ package com.pitchedapps.frost.activities -import android.content.Context import android.content.Intent import android.content.res.ColorStateList -import android.graphics.Bitmap import android.graphics.Color -import android.graphics.drawable.Drawable -import android.net.Uri import android.os.Bundle import android.os.Environment import android.support.design.widget.FloatingActionButton @@ -20,24 +16,22 @@ import ca.allanwang.kau.mediapicker.scanMedia import ca.allanwang.kau.permissions.PERMISSION_WRITE_EXTERNAL_STORAGE import ca.allanwang.kau.permissions.kauRequestPermissions import ca.allanwang.kau.utils.* -import com.bumptech.glide.Glide -import com.bumptech.glide.RequestManager -import com.bumptech.glide.request.target.BaseTarget -import com.bumptech.glide.request.target.SizeReadyCallback -import com.bumptech.glide.request.target.Target -import com.bumptech.glide.request.transition.Transition import com.davemorrissey.labs.subscaleview.ImageSource import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView import com.mikepenz.google_material_typeface_library.GoogleMaterial import com.mikepenz.iconics.typeface.IIcon import com.pitchedapps.frost.R +import com.pitchedapps.frost.facebook.FB_IMAGE_ID_MATCHER +import com.pitchedapps.frost.facebook.get import com.pitchedapps.frost.facebook.requests.call import com.pitchedapps.frost.utils.* import com.sothree.slidinguppanel.SlidingUpPanelLayout import okhttp3.Request import org.jetbrains.anko.activityUiThreadWithContext import org.jetbrains.anko.doAsync +import org.jetbrains.anko.uiThread import java.io.File +import java.io.FileFilter import java.io.IOException import java.text.SimpleDateFormat import java.util.* @@ -70,12 +64,13 @@ class ImageActivity : KauBaseActivity() { internal var savedFile: File? = null /** * Indicator for fab's click result + * Can be called from any thread */ internal var fabAction: FabStates = FabStates.NOTHING set(value) { if (field == value) return field = value - value.update(fab) + runOnUiThread { value.update(fab) } } companion object { @@ -87,25 +82,27 @@ class ImageActivity : KauBaseActivity() { private const val TIME_FORMAT = "yyyyMMdd_HHmmss" private const val IMG_TAG = "Frost" private const val IMG_EXTENSION = ".png" + private const val PURGE_TIME: Long = 10 * 60 * 1000 // 10 min block private val L = KauLoggerExtension("Image", com.pitchedapps.frost.utils.L) } - val imageUrl: String by lazy { intent.getStringExtra(ARG_IMAGE_URL).trim('"') } + val IMAGE_URL: String by lazy { intent.getStringExtra(ARG_IMAGE_URL).trim('"') } - val text: String? by lazy { intent.getStringExtra(ARG_TEXT) } + val TEXT: String? by lazy { intent.getStringExtra(ARG_TEXT) } - private val glide: RequestManager by lazy { Glide.with(this) } + // a unique image identifier based on the id (if it exists), and its hash + val IMAGE_HASH: String by lazy { "${Math.abs(FB_IMAGE_ID_MATCHER.find(IMAGE_URL)[1]?.hashCode() ?: 0)}_${Math.abs(IMAGE_URL.hashCode())}" } override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) intent?.extras ?: return finish() L.i { "Displaying image" } - val layout = if (!text.isNullOrBlank()) R.layout.activity_image else R.layout.activity_image_textless + val layout = if (!TEXT.isNullOrBlank()) R.layout.activity_image else R.layout.activity_image_textless setContentView(layout) container.setBackgroundColor(Prefs.bgColor.withMinAlpha(222)) caption?.setTextColor(Prefs.textColor) caption?.setBackgroundColor(Prefs.bgColor.colorToForeground(0.2f).withAlpha(255)) - caption?.text = text + caption?.text = TEXT progress.tint(Prefs.accentColor) panel?.addPanelSlideListener(object : SlidingUpPanelLayout.SimplePanelSlideListener() { override fun onPanelSlide(panel: View, slideOffset: Float) { @@ -119,90 +116,76 @@ class ImageActivity : KauBaseActivity() { override fun onImageLoadError(e: Exception?) { errorRef = e e.logFrostAnswers("Image load error") - imageCallback(null, false) + fabAction = FabStates.ERROR } }) - glide.asBitmap().load(imageUrl).into(PhotoTarget(this::imageCallback)) setFrostColors { themeWindow = false } - } - - /** - * Callback to add image to view - * [resource] is guaranteed to be nonnull when [success] is true - * and null when it is false - */ - private fun imageCallback(resource: Bitmap?, success: Boolean) { - if (progress.isVisible) progress.fadeOut() - if (success) { - saveTempImage(resource!!, { - if (it == null) { - imageCallback(null, false) - } else { - photo.setImage(ImageSource.uri(it)) + doAsync({ + L.e(it) { "Failed to load image $IMAGE_HASH" } + errorRef = it + fabAction = FabStates.ERROR + }) { + loadImage { file -> + if (file == null) { + fabAction = FabStates.ERROR + return@loadImage + } + tempFile = file + L.d { "Temp image path ${file.absolutePath}" } + uiThread { + photo.setImage(ImageSource.uri(frostUriFromFile(file))) fabAction = FabStates.DOWNLOAD - photo.animate().alpha(1f).scaleXY(1f).withEndAction(fab::show).start() + photo.animate().alpha(1f).scaleXY(1f).start() } - }) - } else { - fabAction = FabStates.ERROR - fab.show() + } } } /** - * Bitmap load handler + * Returns a file pointing to the image, or null if something goes wrong */ - class PhotoTarget(val callback: (resource: Bitmap?, success: Boolean) -> Unit) : BaseTarget<Bitmap>() { - - override fun removeCallback(cb: SizeReadyCallback?) {} - - override fun onResourceReady(resource: Bitmap, transition: Transition<in Bitmap>?) = - callback(resource, true) + private inline fun loadImage(callback: (file: File?) -> Unit) { + val local = File(tempDir, IMAGE_HASH) + if (local.exists() && local.length() > 1) { + local.setLastModified(System.currentTimeMillis()) + L.d { "Loading from local cache ${local.absolutePath}" } + return callback(local) + } + val response = Request.Builder() + .url(IMAGE_URL) + .get() + .call() + .execute() - override fun onLoadFailed(errorDrawable: Drawable?) = - callback(null, false) + if (!response.isSuccessful) { + L.e { "Unsuccessful response for image" } + errorRef = Throwable("Unsuccessful response for image") + return callback(null) + } - override fun getSize(cb: SizeReadyCallback) = - cb.onSizeReady(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL) + if (!local.createFreshFile()) { + L.e { "Could not create temp file" } + return callback(null) + } - } + var valid = false - private fun saveTempImage(resource: Bitmap, callback: (uri: Uri?) -> Unit) { - var photoFile: File? = null - try { - photoFile = createPrivateMediaFile() - } catch (e: IOException) { - errorRef = e - logImage(e) - } finally { - if (photoFile == null) { - callback(null) - } else { - tempFile = photoFile - L.d { "Temp image path ${tempFile?.absolutePath}" } - // File created; proceed with request - val photoURI = frostUriFromFile(photoFile) - photoFile.outputStream().use { resource.compress(Bitmap.CompressFormat.PNG, 100, it) } - callback(photoURI) + response.body()?.byteStream()?.use { input -> + local.outputStream().use { output -> + input.copyTo(output) + valid = true } } - } - private fun logImage(e: Exception?) { - if (!Prefs.analytics) return - val error = e ?: IOException("$imageUrl failed to load") - L.e(error) { "$imageUrl failed to load" } - } + if (!valid) { + L.e { "Failed to copy file" } + local.delete() + return callback(null) + } - @Throws(IOException::class) - private fun createPrivateMediaFile(): File { - val timeStamp = SimpleDateFormat(TIME_FORMAT, Locale.getDefault()).format(Date()) - val imageFileName = "${IMG_TAG}_${timeStamp}_" - if (!tempDir.exists()) - tempDir.mkdirs() - return File.createTempFile(imageFileName, IMG_EXTENSION, tempDir) + callback(local) } @Throws(IOException::class) @@ -218,7 +201,7 @@ class ImageActivity : KauBaseActivity() { @Throws(IOException::class) private fun downloadImageTo(file: File) { val body = Request.Builder() - .url(imageUrl) + .url(IMAGE_URL) .get() .call() .execute() @@ -270,8 +253,10 @@ class ImageActivity : KauBaseActivity() { override fun onDestroy() { tempFile = null - tempDir.deleteRecursively() - L.d { "Closing $localClassName" } + val purge = System.currentTimeMillis() - PURGE_TIME + tempDir.listFiles(FileFilter { it.isFile && it.lastModified() < purge }).forEach { + it.delete() + } super.onDestroy() } } @@ -287,7 +272,7 @@ internal enum class FabStates(val iicon: IIcon, val iconColor: Int = Prefs.iconC if (activity.errorRef != null) L.e(activity.errorRef) { "ImageActivity error report" } activity.sendFrostEmail(R.string.debug_image_link_subject) { - addItem("Url", activity.imageUrl) + addItem("Url", activity.IMAGE_URL) addItem("Message", activity.errorRef?.message ?: "Null") } } |