mirror of
https://github.com/gedoor/legado.git
synced 2024-08-30 09:23:26 +08:00
优化
This commit is contained in:
parent
8574046f35
commit
a4fc1b10f5
@ -34,11 +34,7 @@ class TextFile(private val book: Book) {
|
|||||||
@Synchronized
|
@Synchronized
|
||||||
@Throws(FileNotFoundException::class)
|
@Throws(FileNotFoundException::class)
|
||||||
fun getContent(book: Book, bookChapter: BookChapter): String {
|
fun getContent(book: Book, bookChapter: BookChapter): String {
|
||||||
if (txtBuffer == null
|
if (txtBuffer == null || bookUrl != book.bookUrl || bookChapter.start!! > bufferEnd || bookChapter.end!! < bufferStart) {
|
||||||
|| bookUrl != book.bookUrl
|
|
||||||
|| bookChapter.start!! > bufferEnd
|
|
||||||
|| bookChapter.end!! < bufferStart
|
|
||||||
) {
|
|
||||||
bookUrl = book.bookUrl
|
bookUrl = book.bookUrl
|
||||||
LocalBook.getBookInputStream(book).use { bis ->
|
LocalBook.getBookInputStream(book).use { bis ->
|
||||||
bufferStart = bufferSize * (bookChapter.start!! / bufferSize).toInt()
|
bufferStart = bufferSize * (bookChapter.start!! / bufferSize).toInt()
|
||||||
@ -52,9 +48,7 @@ class TextFile(private val book: Book) {
|
|||||||
val count = (bookChapter.end!! - bookChapter.start!!).toInt()
|
val count = (bookChapter.end!! - bookChapter.start!!).toInt()
|
||||||
val buffer = ByteArray(count)
|
val buffer = ByteArray(count)
|
||||||
|
|
||||||
if (bookChapter.start!! < bufferEnd && bookChapter.end!! > bufferEnd
|
if (bookChapter.start!! < bufferEnd && bookChapter.end!! > bufferEnd || bookChapter.start!! < bufferStart && bookChapter.end!! > bufferStart) {
|
||||||
|| bookChapter.start!! < bufferStart && bookChapter.end!! > bufferStart
|
|
||||||
) {
|
|
||||||
/** 章节内容在缓冲区交界处 */
|
/** 章节内容在缓冲区交界处 */
|
||||||
LocalBook.getBookInputStream(book).use { bis ->
|
LocalBook.getBookInputStream(book).use { bis ->
|
||||||
bis.skip(bookChapter.start!!)
|
bis.skip(bookChapter.start!!)
|
||||||
@ -70,8 +64,7 @@ class TextFile(private val book: Book) {
|
|||||||
)
|
)
|
||||||
}
|
}
|
||||||
|
|
||||||
return String(buffer, book.fileCharset())
|
return String(buffer, book.fileCharset()).substringAfter(bookChapter.title)
|
||||||
.substringAfter(bookChapter.title)
|
|
||||||
.replace(padRegex, " ")
|
.replace(padRegex, " ")
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -142,11 +135,8 @@ class TextFile(private val book: Book) {
|
|||||||
curOffset = 3
|
curOffset = 3
|
||||||
}
|
}
|
||||||
//获取文件中的数据到buffer,直到没有数据为止
|
//获取文件中的数据到buffer,直到没有数据为止
|
||||||
while (
|
while (bis.read(
|
||||||
bis.read(
|
buffer, bufferStart, bufferSize - bufferStart
|
||||||
buffer,
|
|
||||||
bufferStart,
|
|
||||||
bufferSize - bufferStart
|
|
||||||
).also { length = it } > 0
|
).also { length = it } > 0
|
||||||
) {
|
) {
|
||||||
var end = bufferStart + length
|
var end = bufferStart + length
|
||||||
@ -174,9 +164,7 @@ class TextFile(private val book: Book) {
|
|||||||
val chapterContent = blockContent.substring(seekPos, chapterStart)
|
val chapterContent = blockContent.substring(seekPos, chapterStart)
|
||||||
val chapterLength = chapterContent.toByteArray(charset).size
|
val chapterLength = chapterContent.toByteArray(charset).size
|
||||||
val lastStart = toc.lastOrNull()?.start ?: curOffset
|
val lastStart = toc.lastOrNull()?.start ?: curOffset
|
||||||
if (book.getSplitLongChapter()
|
if (book.getSplitLongChapter() && curOffset + chapterLength - lastStart > maxLengthWithToc) {
|
||||||
&& curOffset + chapterLength - lastStart > maxLengthWithToc
|
|
||||||
) {
|
|
||||||
toc.lastOrNull()?.let {
|
toc.lastOrNull()?.let {
|
||||||
it.end = it.start
|
it.end = it.start
|
||||||
}
|
}
|
||||||
@ -184,8 +172,7 @@ class TextFile(private val book: Book) {
|
|||||||
val lastTitle = toc.lastOrNull()?.title
|
val lastTitle = toc.lastOrNull()?.title
|
||||||
val lastTitleLength = lastTitle?.toByteArray(charset)?.size ?: 0
|
val lastTitleLength = lastTitle?.toByteArray(charset)?.size ?: 0
|
||||||
val chapters = analyze(
|
val chapters = analyze(
|
||||||
lastStart + lastTitleLength,
|
lastStart + lastTitleLength, curOffset + chapterLength
|
||||||
curOffset + chapterLength
|
|
||||||
)
|
)
|
||||||
lastTitle?.let {
|
lastTitle?.let {
|
||||||
chapters.forEachIndexed { index, bookChapter ->
|
chapters.forEachIndexed { index, bookChapter ->
|
||||||
@ -223,8 +210,7 @@ class TextFile(private val book: Book) {
|
|||||||
lastChapter.isVolume =
|
lastChapter.isVolume =
|
||||||
chapterContent.substringAfter(lastChapter.title).isBlank()
|
chapterContent.substringAfter(lastChapter.title).isBlank()
|
||||||
//将当前段落添加上一章去
|
//将当前段落添加上一章去
|
||||||
lastChapter.end =
|
lastChapter.end = lastChapter.end!! + chapterLength.toLong()
|
||||||
lastChapter.end!! + chapterLength.toLong()
|
|
||||||
//创建当前章节
|
//创建当前章节
|
||||||
val curChapter = BookChapter()
|
val curChapter = BookChapter()
|
||||||
curChapter.title = matcher.group()
|
curChapter.title = matcher.group()
|
||||||
@ -263,14 +249,13 @@ class TextFile(private val book: Book) {
|
|||||||
}
|
}
|
||||||
toc.lastOrNull()?.let { chapter ->
|
toc.lastOrNull()?.let { chapter ->
|
||||||
//章节字数太多进行拆分
|
//章节字数太多进行拆分
|
||||||
if (chapter.end!! - chapter.start!! > maxLengthWithToc) {
|
if (book.getSplitLongChapter() && chapter.end!! - chapter.start!! > maxLengthWithToc) {
|
||||||
val end = chapter.end!!
|
val end = chapter.end!!
|
||||||
chapter.end = chapter.start
|
chapter.end = chapter.start
|
||||||
val lastTitle = chapter.title
|
val lastTitle = chapter.title
|
||||||
val lastTitleLength = lastTitle.toByteArray(charset).size
|
val lastTitleLength = lastTitle.toByteArray(charset).size
|
||||||
val chapters = analyze(
|
val chapters = analyze(
|
||||||
chapter.start!! + lastTitleLength,
|
chapter.start!! + lastTitleLength, end
|
||||||
end
|
|
||||||
)
|
)
|
||||||
chapters.forEachIndexed { index, bookChapter ->
|
chapters.forEachIndexed { index, bookChapter ->
|
||||||
bookChapter.title = "$lastTitle(${index + 1})"
|
bookChapter.title = "$lastTitle(${index + 1})"
|
||||||
@ -288,8 +273,7 @@ class TextFile(private val book: Book) {
|
|||||||
* 无规则拆分目录
|
* 无规则拆分目录
|
||||||
*/
|
*/
|
||||||
private fun analyze(
|
private fun analyze(
|
||||||
fileStart: Long = 0L,
|
fileStart: Long = 0L, fileEnd: Long = Long.MAX_VALUE
|
||||||
fileEnd: Long = Long.MAX_VALUE
|
|
||||||
): ArrayList<BookChapter> {
|
): ArrayList<BookChapter> {
|
||||||
val toc = arrayListOf<BookChapter>()
|
val toc = arrayListOf<BookChapter>()
|
||||||
LocalBook.getBookInputStream(book).use { bis ->
|
LocalBook.getBookInputStream(book).use { bis ->
|
||||||
@ -314,14 +298,9 @@ class TextFile(private val book: Book) {
|
|||||||
bufferStart = 0
|
bufferStart = 0
|
||||||
}
|
}
|
||||||
//获取文件中的数据到buffer,直到没有数据为止
|
//获取文件中的数据到buffer,直到没有数据为止
|
||||||
while (
|
while (fileEnd - curOffset - bufferStart > 0 && bis.read(
|
||||||
fileEnd - curOffset - bufferStart > 0 &&
|
buffer, bufferStart, min(
|
||||||
bis.read(
|
(bufferSize - bufferStart).toLong(), fileEnd - curOffset - bufferStart
|
||||||
buffer,
|
|
||||||
bufferStart,
|
|
||||||
min(
|
|
||||||
(bufferSize - bufferStart).toLong(),
|
|
||||||
fileEnd - curOffset - bufferStart
|
|
||||||
).toInt()
|
).toInt()
|
||||||
).also { length = it } > 0
|
).also { length = it } > 0
|
||||||
) {
|
) {
|
||||||
|
Loading…
Reference in New Issue
Block a user