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https://github.com/oxen-io/session-android.git
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kotlin impl of SignalServiceAttachment classes
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commit
26b2ead673
@ -1,75 +0,0 @@
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package org.session.libsession.database.dto
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import android.util.Size
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import com.google.protobuf.ByteString
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import org.session.libsignal.service.internal.push.SignalServiceProtos
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import kotlin.math.round
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class DatabaseAttachmentDTO {
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var attachmentId: Long = 0
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var contentType: String? = null
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var fileName: String? = null
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var url: String? = null
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var caption: String? = null
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var size: Int = 0
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var key: ByteString? = null
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var digest: ByteString? = null
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var flags: Int = 0
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var width: Int = 0
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var height: Int = 0
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val isVoiceNote: Boolean = false
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var shouldHaveImageSize: Boolean = false
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val isUploaded: Boolean = false
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fun toProto(): SignalServiceProtos.AttachmentPointer? {
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val builder = SignalServiceProtos.AttachmentPointer.newBuilder()
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builder.contentType = this.contentType
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if (!this.fileName.isNullOrEmpty()) {
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builder.fileName = this.fileName
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}
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if (!this.caption.isNullOrEmpty()) {
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builder.caption = this.caption
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}
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builder.size = this.size
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builder.key = this.key
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builder.digest = this.digest
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builder.flags = if (this.isVoiceNote) SignalServiceProtos.AttachmentPointer.Flags.VOICE_MESSAGE.number else 0
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//TODO I did copy the behavior of iOS below, not sure if that's relevant here...
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if (this.shouldHaveImageSize) {
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if (this.width < Int.MAX_VALUE && this.height < Int.MAX_VALUE) {
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val imageSize= Size(this.width, this.height)
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val imageWidth = round(imageSize.width.toDouble())
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val imageHeight = round(imageSize.height.toDouble())
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if (imageWidth > 0 && imageHeight > 0) {
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builder.width = imageWidth.toInt()
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builder.height = imageHeight.toInt()
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}
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}
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}
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builder.url = this.url
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try {
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return builder.build()
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} catch (e: Exception) {
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return null
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}
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}
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}
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@ -0,0 +1,123 @@
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package org.session.libsession.messaging.sending_receiving.attachments
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import com.google.protobuf.ByteString
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import org.session.libsignal.libsignal.util.guava.Optional
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import org.session.libsignal.service.api.messages.SignalServiceAttachment
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import java.io.InputStream
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abstract class SignalServiceAttachment protected constructor(val contentType: String?) {
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var attachmentId: Long = 0
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var isGif: Boolean = false
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var isImage: Boolean = false
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var isVideo: Boolean = false
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var isAudio: Boolean = false
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var url: String? = null
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var key: ByteString? = null
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abstract fun isStream(): Boolean
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abstract fun isPointer(): Boolean
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fun asStream(): SignalServiceAttachmentStream {
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return this as SignalServiceAttachmentStream
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}
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fun asPointer(): SignalServiceAttachmentPointer {
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return this as SignalServiceAttachmentPointer
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}
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fun shouldHaveImageSize(): Boolean {
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return (isVideo || isImage || isGif);
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}
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class Builder internal constructor() {
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private var inputStream: InputStream? = null
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private var contentType: String? = null
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private var fileName: String? = null
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private var length: Long = 0
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private var listener: SignalServiceAttachment.ProgressListener? = null
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private var voiceNote = false
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private var width = 0
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private var height = 0
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private var caption: String? = null
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fun withStream(inputStream: InputStream?): Builder {
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this.inputStream = inputStream
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return this
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}
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fun withContentType(contentType: String?): Builder {
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this.contentType = contentType
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return this
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}
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fun withLength(length: Long): Builder {
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this.length = length
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return this
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}
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fun withFileName(fileName: String?): Builder {
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this.fileName = fileName
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return this
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}
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fun withListener(listener: SignalServiceAttachment.ProgressListener?): Builder {
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this.listener = listener
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return this
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}
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fun withVoiceNote(voiceNote: Boolean): Builder {
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this.voiceNote = voiceNote
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return this
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}
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fun withWidth(width: Int): Builder {
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this.width = width
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return this
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}
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fun withHeight(height: Int): Builder {
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this.height = height
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return this
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}
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fun withCaption(caption: String?): Builder {
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this.caption = caption
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return this
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}
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fun build(): SignalServiceAttachmentStream {
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requireNotNull(inputStream) { "Must specify stream!" }
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requireNotNull(contentType) { "No content type specified!" }
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require(length != 0L) { "No length specified!" }
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return SignalServiceAttachmentStream(inputStream, contentType, length, Optional.fromNullable(fileName), voiceNote, Optional.absent(), width, height, Optional.fromNullable(caption), listener)
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}
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}
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/**
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* An interface to receive progress information on upload/download of
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* an attachment.
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*/
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/*interface ProgressListener {
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/**
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* Called on a progress change event.
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*
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* @param total The total amount to transmit/receive in bytes.
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* @param progress The amount that has been transmitted/received in bytes thus far
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*/
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fun onAttachmentProgress(total: Long, progress: Long)
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}*/
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companion object {
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@JvmStatic
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fun newStreamBuilder(): Builder {
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return Builder()
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}
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}
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}
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// matches values in AttachmentDatabase.java
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enum class AttachmentState(val value: Int) {
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DONE(0),
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STARTED(1),
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PENDING(2),
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FAILED(3)
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}
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@ -0,0 +1,30 @@
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/*
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* Copyright (C) 2014-2017 Open Whisper Systems
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*
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* Licensed according to the LICENSE file in this repository.
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*/
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package org.session.libsession.messaging.sending_receiving.attachments
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import org.session.libsignal.libsignal.util.guava.Optional
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import org.session.libsignal.service.api.messages.SignalServiceAttachment
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/**
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* Represents a received SignalServiceAttachment "handle." This
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* is a pointer to the actual attachment content, which needs to be
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* retrieved using [SignalServiceMessageReceiver.retrieveAttachment]
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*
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* @author Moxie Marlinspike
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*/
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class SignalServiceAttachmentPointer(val id: Long, contentType: String?, val key: ByteArray?,
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val size: Optional<Int>, val preview: Optional<ByteArray>,
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val width: Int, val height: Int,
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val digest: Optional<ByteArray>, val fileName: Optional<String>,
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val voiceNote: Boolean, val caption: Optional<String>, val url: String) : SignalServiceAttachment(contentType) {
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override fun isStream(): Boolean {
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return false
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}
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override fun isPointer(): Boolean {
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return true
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}
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}
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@ -0,0 +1,75 @@
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/**
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* Copyright (C) 2014-2016 Open Whisper Systems
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*
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* Licensed according to the LICENSE file in this repository.
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*/
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package org.session.libsession.messaging.sending_receiving.attachments
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import android.util.Size
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import com.google.protobuf.ByteString
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import org.session.libsignal.libsignal.util.guava.Optional
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import org.session.libsignal.service.internal.push.SignalServiceProtos
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import org.session.libsignal.service.api.messages.SignalServiceAttachment as SAttachment
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import java.io.InputStream
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import kotlin.math.round
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/**
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* Represents a local SignalServiceAttachment to be sent.
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*/
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class SignalServiceAttachmentStream(val inputStream: InputStream?, contentType: String?, val length: Long, val fileName: Optional<String?>?, val voiceNote: Boolean, val preview: Optional<ByteArray?>, val width: Int, val height: Int, val caption: Optional<String?>, val listener: SAttachment.ProgressListener?) : SignalServiceAttachment(contentType) {
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constructor(inputStream: InputStream?, contentType: String?, length: Long, fileName: Optional<String?>?, voiceNote: Boolean, listener: SAttachment.ProgressListener?) : this(inputStream, contentType, length, fileName, voiceNote, Optional.absent<ByteArray?>(), 0, 0, Optional.absent<String?>(), listener) {}
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// Though now required, `digest` may be null for pre-existing records or from
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// messages received from other clients
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var digest: ByteArray? = null
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// This only applies for attachments being uploaded.
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var isUploaded: Boolean = false
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override fun isStream(): Boolean {
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return true
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}
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override fun isPointer(): Boolean {
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return false
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}
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fun toProto(): SignalServiceProtos.AttachmentPointer? {
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val builder = SignalServiceProtos.AttachmentPointer.newBuilder()
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builder.contentType = this.contentType
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if (!this.fileName?.get().isNullOrEmpty()) {
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builder.fileName = this.fileName?.get()
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}
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if (!this.caption.get().isNullOrEmpty()) {
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builder.caption = this.caption.get()
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}
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builder.size = this.length.toInt()
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builder.key = this.key
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builder.digest = ByteString.copyFrom(this.digest)
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builder.flags = if (this.voiceNote) SignalServiceProtos.AttachmentPointer.Flags.VOICE_MESSAGE.number else 0
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//TODO I did copy the behavior of iOS below, not sure if that's relevant here...
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if (this.shouldHaveImageSize()) {
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if (this.width < Int.MAX_VALUE && this.height < Int.MAX_VALUE) {
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val imageSize= Size(this.width, this.height)
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val imageWidth = round(imageSize.width.toDouble())
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val imageHeight = round(imageSize.height.toDouble())
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if (imageWidth > 0 && imageHeight > 0) {
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builder.width = imageWidth.toInt()
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builder.height = imageHeight.toInt()
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}
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}
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}
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builder.url = this.url
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try {
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return builder.build()
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} catch (e: Exception) {
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return null
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}
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}
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}
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