Introduce app-wide HTTPS proxy setting (#1134)

1 files changed, 75 insertions, 0 deletions

diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/proxy/ProxySelectorActivity.kt b/app/src/main/java/com/zeapo/pwdstore/ui/proxy/ProxySelectorActivity.kt
new file mode 100644
index 00000000..29c4d53a
--- /dev/null
+++ b/app/src/main/java/com/zeapo/pwdstore/ui/proxy/ProxySelectorActivity.kt
@@ -0,0 +1,75 @@
+/*
+ * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package com.zeapo.pwdstore.ui.proxy
+
+import android.os.Bundle
+import android.os.Handler
+import android.os.Looper
+import android.util.Patterns
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.edit
+import androidx.core.os.postDelayed
+import androidx.core.widget.doOnTextChanged
+import com.zeapo.pwdstore.R
+import com.zeapo.pwdstore.databinding.ActivityProxySelectorBinding
+import com.zeapo.pwdstore.git.config.GitSettings
+import com.zeapo.pwdstore.utils.PreferenceKeys
+import com.zeapo.pwdstore.utils.ProxyUtils
+import com.zeapo.pwdstore.utils.getEncryptedProxyPrefs
+import com.zeapo.pwdstore.utils.getString
+import com.zeapo.pwdstore.utils.viewBinding
+
+private val IP_ADDRESS_REGEX = Patterns.IP_ADDRESS.toRegex()
+private val WEB_ADDRESS_REGEX = Patterns.WEB_URL.toRegex()
+
+class ProxySelectorActivity : AppCompatActivity() {
+
+    private val binding by viewBinding(ActivityProxySelectorBinding::inflate)
+    private val proxyPrefs by lazy(LazyThreadSafetyMode.NONE) { applicationContext.getEncryptedProxyPrefs() }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(binding.root)
+        with(binding) {
+            proxyHost.setText(proxyPrefs.getString(PreferenceKeys.PROXY_HOST))
+            proxyUser.setText(proxyPrefs.getString(PreferenceKeys.PROXY_USERNAME))
+            proxyPrefs.getInt(PreferenceKeys.PROXY_PORT, -1).takeIf { it != -1 }?.let {
+                proxyPort.setText("$it")
+            }
+            proxyPassword.setText(proxyPrefs.getString(PreferenceKeys.PROXY_PASSWORD))
+            save.setOnClickListener { saveSettings() }
+            proxyHost.doOnTextChanged { text, _, _, _ ->
+                if (text != null) {
+                    proxyHost.error = if (text.matches(IP_ADDRESS_REGEX) || text.matches(WEB_ADDRESS_REGEX)) {
+                        null
+                    } else {
+                        getString(R.string.invalid_proxy_url)
+                    }
+                }
+            }
+        }
+
+    }
+
+    private fun saveSettings() {
+        proxyPrefs.edit {
+            binding.proxyHost.text?.toString()?.takeIf { it.isNotEmpty() }.let {
+                GitSettings.proxyHost = it
+            }
+            binding.proxyUser.text?.toString()?.takeIf { it.isNotEmpty() }.let {
+                GitSettings.proxyUsername = it
+            }
+            binding.proxyPort.text?.toString()?.takeIf { it.isNotEmpty() }?.let {
+                GitSettings.proxyPort = it.toInt()
+            }
+            binding.proxyPassword.text?.toString()?.takeIf { it.isNotEmpty() }.let {
+                GitSettings.proxyPassword = it
+            }
+        }
+        ProxyUtils.setDefaultProxy()
+        Handler(Looper.getMainLooper()).postDelayed(500) { finish() }
+    }
+}