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/* Nextcloud Android Library is available under MIT license
*
* @author Tobias Kaminsky
* Copyright (C) 2019 Tobias Kaminsky
* Copyright (C) 2019 Nextcloud GmbH
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
package com.nextcloud.common
import com.owncloud.android.lib.common.OwnCloudClientManagerFactory
import com.owncloud.android.lib.common.operations.RemoteOperation
import com.owncloud.android.lib.common.utils.Log_OC
import okhttp3.Headers
import okhttp3.HttpUrl
import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
import okhttp3.Request
import okhttp3.Response
import java.io.IOException
/**
* Common base class for all new OkHttpMethods
*/
@Suppress("TooManyFunctions")
abstract class OkHttpMethodBase(
var uri: String,
private val useOcsApiRequestHeader: Boolean
) {
companion object {
const val UNKNOWN_STATUS_CODE: Int = -1
const val USER_AGENT = "User-Agent"
const val AUTHORIZATION = "Authorization"
}
private var response: Response? = null
private var queryMap: Map<String, String> = HashMap()
private val requestHeaders: MutableMap<String, String> = HashMap()
private val requestBuilder: Request.Builder = Request.Builder()
private var request: Request? = null
init {
requestHeaders["http.protocol.single-cookie-header"] = "true"
}
@Throws(IllegalStateException::class)
private fun buildQueryParameter(): HttpUrl {
val httpBuilder =
uri.toHttpUrlOrNull()?.newBuilder() ?: throw IllegalStateException("Error")
queryMap.forEach { (k, v) -> httpBuilder.addQueryParameter(k, v) }
return httpBuilder.build()
}
/**
* Set request headers completely replacing existing headers.
* To clear request headers, call this method with empty list.
*
* @param headers List of header-value pairs
*/
fun setRequestHeaders(vararg headers: Pair<String, String>) {
requestHeaders.clear()
requestHeaders.putAll(headers)
}
/**
* Adds request header, overwriting any existing value.
*
* @param header HTTP request header name
* @param value HTTP request header value
*/
fun addRequestHeader(header: String, value: String) {
requestHeaders[header] = value
}
fun setQueryString(params: Map<String, String>) {
queryMap = params
}
fun getResponseBodyAsString(): String {
return response?.body?.string() ?: ""
}
fun getResponseContentLength(): Long {
return response?.body?.contentLength() ?: -1
}
fun releaseConnection() {
response?.body?.close()
}
fun getStatusCode(): Int {
return response?.code ?: UNKNOWN_STATUS_CODE
}
fun getStatusText(): String {
return response?.message ?: ""
}
fun getResponseHeaders(): Headers {
return response?.headers ?: Headers.Builder().build()
}
fun getResponseHeader(name: String): String? {
return response?.header(name)
}
fun getRequestHeader(name: String): String {
return request?.header(name) ?: ""
}
/**
* Execute operation using nextcloud client.
*
* @return HTTP return code or [UNKNOWN_STATUS_CODE] in case of network error.
*/
fun execute(nextcloudClient: NextcloudClient): Int {
val temp = requestBuilder.url(buildQueryParameter())
requestHeaders[AUTHORIZATION] = nextcloudClient.credentials
requestHeaders[USER_AGENT] = OwnCloudClientManagerFactory.getUserAgent()
requestHeaders.forEach { (name, value) -> temp.header(name, value) }
if (useOcsApiRequestHeader) {
temp.header(RemoteOperation.OCS_API_HEADER, RemoteOperation.OCS_API_HEADER_VALUE)
}
applyType(temp)
val request = temp.build()
try {
response = nextcloudClient.client.newCall(request).execute()
} catch (ex: IOException) {
return UNKNOWN_STATUS_CODE
}
return if (nextcloudClient.followRedirects) {
nextcloudClient.followRedirection(this).lastStatus
} else {
response?.code ?: UNKNOWN_STATUS_CODE
}
}
fun execute(client: PlainClient): Int {
val temp = requestBuilder.url(buildQueryParameter())
requestHeaders[USER_AGENT] = OwnCloudClientManagerFactory.getUserAgent()
requestHeaders.forEach { (name, value) -> temp.header(name, value) }
applyType(temp)
val request = temp.build()
try {
response = client.client.newCall(request).execute()
} catch (ex: IOException) {
Log_OC.e(this, "Error executing method", ex)
}
return response?.code ?: UNKNOWN_STATUS_CODE
}
abstract fun applyType(temp: Request.Builder)
}
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