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PDF Viewer Scanner White
Commit 4ca8c937 authored by wanglei's avatar wanglei
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parent 172606ed
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Showing with 171 additions and 21 deletions
app/src/main/java/com/base/pdfviewerscannerwhite/ui/document/pdf/PdfActivity.kt
View file @ 4ca8c937
......@@ -68,18 +68,32 @@ class PdfActivity : BaseActivity<ActivityPdfBinding>(), PdfView {
changeNormalUI()
muPDFCore = pdfPresenter.openFile(path)
muPDFCore?.needsPassword()
// 搜索设为空
SearchTaskResult.set(null)
if (muPDFCore == null) {
toast("can't open pdf")
if (muPDFCore?.needsPassword() == true) {
val pwd = intent.extras?.getString("pwd") ?: ""
val flag = muPDFCore?.authenticatePassword(pwd) ?: false
if (flag) {
pdfPresenter.password = pwd
pdfPageAdapter.setPassword(pwd)
createPdfUI()
binding.root.postDelayed({
pdfPresenter.iniPdfPage(path)
}, 500)
} else {
toast("unknown error")
finish()
}
} else {
createPdfUI()
binding.root.postDelayed({
pdfPresenter.iniPdfPage(path)
}, 500)
}
}
override fun initListener() {
......
app/src/main/java/com/base/pdfviewerscannerwhite/ui/document/pdf/PdfBoxUtils.kt
View file @ 4ca8c937
......@@ -42,8 +42,8 @@ object PdfBoxUtils {
return drawableList
}
fun getNumberOfPages(filePath: String): Int {
val document = PDDocument.load(File(filePath))
fun getNumberOfPages(filePath: String, password: String? = null): Int {
val document = if (password == null) PDDocument.load(File(filePath)) else PDDocument.load(File(filePath), password)
return document.numberOfPages
}
......@@ -51,9 +51,10 @@ object PdfBoxUtils {
context: Context,
filePath: String,
pageIndex: Int,
scale: Float = 1f
scale: Float = 1f,
password: String? = null
): Drawable {
val document = PDDocument.load(File(filePath))
val document = if (password == null) PDDocument.load(File(filePath)) else PDDocument.load(File(filePath), password)
val renderer = PDFRenderer(document)
val bitmap: Bitmap = renderer.renderImage(pageIndex, scale, ImageType.RGB, RenderDestination.EXPORT)
......@@ -115,6 +116,44 @@ object PdfBoxUtils {
} catch (e: Exception) {
}
}
fun clearPassword(filePath: String, password: String) {
try {
PDDocument.load(File(filePath), password).use { document ->
if (document.isEncrypted) {
val ap: AccessPermission = document.getCurrentAccessPermission()
if (ap.isOwnerPermission) {
// 创建一个新的保护策略，不设置密码
val spp = StandardProtectionPolicy(
"", "",
AccessPermission.getOwnerAccessPermission()
)
document.protect(spp)
}
}
// 保存PDF文件到新的位置，没有密码保护
document.save(File(filePath))
}
} catch (e: IOException) {
e.printStackTrace()
}
}
fun checkPwd(filePath: String, password: String): Boolean {
try {
// 尝试使用提供的密码加载PDF文件
PDDocument.load(File(filePath), password).use { document ->
// 如果没有抛出异常，说明密码正确
return true
}
} catch (e: Exception) {
// 加载文件时，如果密码保护策略异常，密码可能错误
println("Incorrect password or restricted permissions.")
} catch (e: IOException) {
// 其他I/O异常处理
println("An I/O error occurred: " + e.message)
}
return false
}
}
\ No newline at end of file
app/src/main/java/com/base/pdfviewerscannerwhite/ui/document/pdf/PdfPagerAdapter.kt
View file @ 4ca8c937
......@@ -17,11 +17,14 @@ import java.util.concurrent.ThreadPoolExecutor
import java.util.concurrent.TimeUnit
class PdfPagerAdapter(val pdfPath: String, val itemLayout: Int = R.layout.item_pdf_pager) :
BaseQuickAdapter<PdfPageBean, PdfPagerAdapter.PdfPagerViewHolder>() {
class PdfPagerAdapter(
val pdfPath: String,
val itemLayout: Int = R.layout.item_pdf_pager,
) : BaseQuickAdapter<PdfPageBean, PdfPagerAdapter.PdfPagerViewHolder>() {
var mPassword: String? = null
var selectAction: ((enable: Boolean, allSelect: Boolean) -> Unit)? = null
var clickAction: ((pageIndex:Int) -> Unit)? = null
var clickAction: ((pageIndex: Int) -> Unit)? = null
inner class PdfPagerViewHolder(view: View) : ViewHolder(view)
......@@ -85,7 +88,7 @@ class PdfPagerAdapter(val pdfPath: String, val itemLayout: Int = R.layout.item_p
) {
threadPoolExecutor.execute {
runCatching {
val drawable = PdfBoxUtils.getPdfDrawablePage(context, pdfPath, item.pageIndex, scale)
val drawable = PdfBoxUtils.getPdfDrawablePage(context, pdfPath, item.pageIndex, scale, mPassword)
item.pageDrawable = drawable
itemView.post {
item.pageDrawable?.let {
......@@ -115,4 +118,10 @@ class PdfPagerAdapter(val pdfPath: String, val itemLayout: Int = R.layout.item_p
}
notifyDataSetChanged()
}
@SuppressLint("NotifyDataSetChanged")
fun setPassword(password: String) {
mPassword = password
notifyDataSetChanged()
}
}
\ No newline at end of file
app/src/main/java/com/base/pdfviewerscannerwhite/ui/document/pdf/PdfPresenter.kt
View file @ 4ca8c937
......@@ -18,6 +18,7 @@ class PdfPresenter(
val pdfView: PdfView? = null
) {
private val TAG = "PdfPresenter"
var password: String? = null
fun openFile(path: String): MuPDFCore? {
var muPDFCore: MuPDFCore? = null
......@@ -36,7 +37,7 @@ class PdfPresenter(
fun iniPdfPage(filePath: String) {
val list = arrayListOf<PdfPageBean>()
val number = PdfBoxUtils.getNumberOfPages(filePath)
val number = PdfBoxUtils.getNumberOfPages(filePath, password)
repeat(number) {
list.add(PdfPageBean(it))
}
......@@ -50,7 +51,7 @@ class PdfPresenter(
try {
// 加载现有 PDF 文档
val sourceDocument = PDDocument.load(File(srcPath))
val sourceDocument = PDDocument.load(File(srcPath), password)
// 创建新的 PDF 文档
val newDocument = PDDocument()
......
app/src/main/java/com/base/pdfviewerscannerwhite/ui/main/DocumentFragment.kt
View file @ 4ca8c937
......@@ -12,6 +12,7 @@ import com.base.pdfviewerscannerwhite.ui.document.pdf.PdfActivity
import com.base.pdfviewerscannerwhite.ui.document.pdf.PdfSplitActivity
import com.base.pdfviewerscannerwhite.ui.view.DialogView.showDocumentRenameDialog
import com.base.pdfviewerscannerwhite.ui.view.DialogView.showPdfDetailDialog
import com.base.pdfviewerscannerwhite.ui.view.DialogView.showPdfPwdDialog
import com.base.pdfviewerscannerwhite.utils.PermissionUtils.checkStorePermission
import java.io.File
......@@ -47,10 +48,24 @@ class DocumentFragment() : BaseFragment<FragmentDocumentBinding>(), DocumentView
documentPresenter.saveBookmarkChange(addRemove, path)
}
adapter.itemClick = { item ->
if (type == TYPE_PDF) {
if (item.state == 0) {
startActivity(Intent(requireContext(), PdfActivity::class.java).apply {
putExtra("path", item.path)
})
}
if (item.state == 1) {
requireContext().showPdfPwdDialog(null, item, true, verificationAction = { pwd ->
startActivity(Intent(requireContext(), PdfActivity::class.java).apply {
putExtra("path", item.path)
putExtra("pwd", pwd)
})
})
}
}
}
adapter.moreAction = { item ->
if (item.type == TYPE_PDF) {
requireContext().showPdfDetailDialog(this, item, adapter, dismissAction = { firstDialog = null })
......
app/src/main/java/com/base/pdfviewerscannerwhite/ui/splash/SplashPresenter.kt
View file @ 4ca8c937
......@@ -14,7 +14,7 @@ class SplashPresenter(
private var jumpJob: Job? = null
var loadingTime = 5L
var loadingTime = 2L
/**
* 超时跳转
......
app/src/main/java/com/base/pdfviewerscannerwhite/ui/view/DialogView.kt
View file @ 4ca8c937
......@@ -34,6 +34,7 @@ import com.base.pdfviewerscannerwhite.utils.LogEx
import com.base.pdfviewerscannerwhite.utils.SpStringUtils
import com.base.pdfviewerscannerwhite.utils.SpStringUtils.LAST_VIEW_KEY
import com.base.pdfviewerscannerwhite.utils.ToastUtils.toast
import com.google.android.gms.dynamic.IFragmentWrapper
import com.google.android.material.bottomsheet.BottomSheetBehavior
import com.google.android.material.bottomsheet.BottomSheetDialog
import java.io.File
......@@ -121,6 +122,12 @@ object DialogView {
documentView.deleteDocument(item)
}
}
if (item.state == 1) {
binding.tvLock.text = "Unlock PDF"
}
if (item.state == 0) {
binding.tvLock.text = "Lock PDF"
}
binding.llLock.setOnClickListener {
showPdfPwdDialog(dialog, item)
}
......@@ -179,7 +186,13 @@ object DialogView {
}
private fun Context.showPdfPwdDialog(firstDialog: Dialog?, item: DocumentBean) {
@SuppressLint("SetTextI18n")
fun Context.showPdfPwdDialog(
firstDialog: Dialog?,
item: DocumentBean,
isCheckPwd: Boolean = false,
verificationAction: ((pwd: String) -> Unit)? = null
) {
val dialog = BottomSheetDialog(this, R.style.BottomSheetDialog)
val binding = DialogPdfPasswordBinding.inflate(LayoutInflater.from(this))
dialog.setContentView(binding.root)
......@@ -195,11 +208,29 @@ object DialogView {
//展开
behavior.state = BottomSheetBehavior.STATE_EXPANDED
binding.edit.requestFocus()
if (!isCheckPwd) {
if (item.state == 1) {
binding.tvTittle.text = "Delete Password"
binding.tvTip.text = "Delete password, the file is not password protected"
}
if (item.state == 0) {
binding.tvTittle.text = "Set Password"
binding.tvTip.text = "Set password protection pdf"
}
} else {
binding.tvTittle.text = "Input Password"
val file = File(item.path)
binding.tvTip.text = "${file.name} password protected"
binding.tvInputTip.visibility = View.VISIBLE
}
binding.edit.requestFocus()
binding.edit.addTextChangedListener {
binding.tvConfirm.isEnabled = it.toString().isNotEmpty()
binding.tvErrorTip.visibility = View.GONE
}
binding.tvCancel.setOnClickListener {
dialog.dismiss()
}
......@@ -207,7 +238,25 @@ object DialogView {
dialog.dismiss()
firstDialog?.dismiss()
val pwd = binding.edit.text.toString()
if (!isCheckPwd) {
if (item.state == 0) {
PdfBoxUtils.setPassword(item.path, pwd, pwd)
toast("Success Encryption")
}
if (item.state == 1) {
PdfBoxUtils.clearPassword(item.path, pwd)
toast("clear Encryption")
}
} else {
val result = PdfBoxUtils.checkPwd(item.path, pwd)
if (!result) {
binding.tvErrorTip.visibility = View.VISIBLE
return@setOnClickListener
}
verificationAction?.invoke(pwd)
}
}
}
......
app/src/main/res/layout/dialog_pdf_detail.xml
View file @ 4ca8c937
......@@ -210,6 +210,7 @@
tools:ignore="ContentDescription" />
<TextView
android:id="@+id/tv_lock"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
......
app/src/main/res/layout/dialog_pdf_more.xml
View file @ 4ca8c937
......@@ -60,7 +60,7 @@
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginStart="13dp"
android:src="@mipmap/merge_tool"
android:src="@mipmap/merge"
tools:ignore="ContentDescription" />
<TextView
......
app/src/main/res/layout/dialog_pdf_password.xml
View file @ 4ca8c937
......@@ -45,6 +45,7 @@
app:layout_constraintTop_toBottomOf="@id/fl">
<TextView
android:id="@+id/tv_tip"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
......@@ -54,6 +55,16 @@
android:textSize="18sp"
tools:ignore="HardcodedText" />
<TextView
android:id="@+id/tv_input_tip"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:layout_marginTop="8dp"
android:text="Enter the password to open the file"
android:visibility="gone"
tools:ignore="HardcodedText" />
<FrameLayout
android:layout_width="match_parent"
android:layout_height="55dp"
......@@ -89,6 +100,17 @@
</FrameLayout>
<TextView
android:id="@+id/tv_error_tip"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:layout_marginTop="8dp"
android:text="Password Error"
android:textColor="#FA2232"
android:visibility="gone"
tools:ignore="HardcodedText" />
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
......
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