Merge branch 'release/0.3.0'

README.md

@@ -24,11 +24,16 @@ override fun getDriveService(): Drive {
 * Copy full folder structure without files.
 * Get a list of files inside a folder by its MimeType.
 * Get file's name by its URL.
+* Get file given its url.
+* Export/download a file.
 
 ## To-Do
 * Read responses to control execution.
 
 ## Versions
+### 0.3.0
+* Export/download a file.
+* Get file given its url.
 ### 0.2.0
 * Allows to copy a full folder structure.
 * Add method to get files in a folder given its MimeType.
@@ -37,4 +42,4 @@ override fun getDriveService(): Drive {
 * Allows to recursively copy all elements from a folder to another by their ids.
 * Allows creation of a folder with a name and parent folder id.
 * Gets a list of files inside a folder. Only first level children.
-* Find a folder by name inside a parent folder.
+* Find a folder by name inside a parent folder.

build.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 group = "com.merkenlabs.googleapiwrapper.drive"
-version = "0.2.0"
+version = "0.3.0"
 java.sourceCompatibility = JavaVersion.VERSION_1_8
 
 repositories {
@@ -42,4 +42,16 @@ publishing{
             from(components["java"])
         }
     }
+    repositories {
+        maven {
+            url = uri(System.getenv("MVN_REPO_URL"))
+            credentials {
+                username = System.getenv("MVN_REPO_USER")
+                password = System.getenv("MVN_REPO_PWD")
+            }
+            authentication {
+                create<org.gradle.authentication.http.BasicAuthentication>("basic")
+            }
+        }
+    }
 }

src/main/kotlin/com/merkenlabs/googleapiwrapper/drive/AbstractDriveServiceWrapper.kt

@@ -3,6 +3,8 @@ package com.merkenlabs.googleapiwrapper.drive
 import com.google.api.services.drive.Drive
 import com.google.api.services.drive.model.File
 import com.merkenlabs.googleapiwrapper.drive.AbstractDriveServiceWrapper.MimeTypes.FOLDER
+import java.io.ByteArrayOutputStream
+import java.io.FileOutputStream
 
 abstract class AbstractDriveServiceWrapper : IDriveServiceWrapper {
 
@@ -32,6 +34,21 @@ abstract class AbstractDriveServiceWrapper : IDriveServiceWrapper {
         return copyFileToFile(originFile, newFile)
     }
 
+    override fun exportFileAs(fileId: String, fileMimeType: String, fileName: String?): java.io.File {
+        val outputStream = ByteArrayOutputStream()
+        getDriveService().files().export(fileId, fileMimeType)
+            .executeMediaAndDownloadTo(outputStream)
+        writeToFileSystem(fileName?:fileId, outputStream)
+        return java.io.File(fileName?:fileId)
+    }
+
+    private fun writeToFileSystem(fileId: String, outputStream: ByteArrayOutputStream) {
+        val file = FileOutputStream(fileId)
+        outputStream.writeTo(file)
+        outputStream.close()
+        file.close()
+    }
+
     private fun copyFileToFile(
         originFile: File,
         destinationFile: File
@@ -86,11 +103,15 @@ abstract class AbstractDriveServiceWrapper : IDriveServiceWrapper {
     }
 
     override fun findFilenameByUrl(url: String): String {
-        val idFromUrl = url.split("google.com")[1].split("/")[3]
-        val file = getDriveService().files().get(idFromUrl).execute()
+        val file = getFileFromUrl(url)
         return file.name
     }
 
+    override fun getFileFromUrl(url: String): File {
+        val idFromUrl = url.split("google.com")[1].split("/")[3]
+        return getDriveService().files().get(idFromUrl).execute()
+    }
+
     protected abstract fun getDriveService(): Drive
 
     object MimeTypes {
@@ -99,5 +120,6 @@ abstract class AbstractDriveServiceWrapper : IDriveServiceWrapper {
         const val SPREADSHEET = "application/vnd.google-apps.spreadsheet"
         const val DOCUMENT = "application/vnd.google-apps.document"
         const val PRESENTATION = "application/vnd.google-apps.presentation"
+        const val PDF = "application/pdf"
     }
-}
+}

src/main/kotlin/com/merkenlabs/googleapiwrapper/drive/IDriveServiceWrapper.kt

@@ -1,7 +1,7 @@
 package com.merkenlabs.googleapiwrapper.drive
 
-import com.google.api.services.drive.Drive
 import com.google.api.services.drive.model.File
+import java.io.File as FSFile
 
 interface IDriveServiceWrapper {
     /**
@@ -20,4 +20,6 @@ interface IDriveServiceWrapper {
     * Returns the new File.
      **/
     fun copyFile(originFile: File, destinationFolderId: String): File?
-}
+    fun exportFileAs(fileId: String, fileMimeType: String, fileName: String?): FSFile
+    fun getFileFromUrl(url: String): File?
+}