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HttpUtils.kt
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HttpUtils.kt
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package com.excellence.basetoolslibrary.utils
import android.text.TextUtils
import android.util.Log
import com.excellence.basetoolslibrary.utils.EmptyUtils.isEmpty
import com.excellence.basetoolslibrary.utils.PinyinUtils.hasDoubleCharacter
import com.excellence.basetoolslibrary.utils.RegexUtils.isURL
import java.io.IOException
import java.io.InputStream
import java.io.UnsupportedEncodingException
import java.net.HttpURLConnection
import java.net.URL
import java.net.URLEncoder
import java.util.*
import java.util.regex.Pattern
import java.util.zip.GZIPInputStream
import java.util.zip.InflaterInputStream
/**
* <pre>
* author : VeiZhang
* blog : http://tiimor.cn
* time : 2022/5/18
* desc :
* </pre>
*/
object HttpUtils {
private val TAG = HttpUtils::class.java.simpleName
const val HTTP = "http://"
const val HTTPS = "https://"
const val SLASH = "/"
/**
* 检测有效的URL:
* 不为空
* 符合URL表达式
* 不能是http://、https://
*/
fun checkURL(url: String?): Boolean {
var url = url
if (isEmpty(url)) {
return false
}
if (!url!!.startsWith(HTTP) && !url.startsWith(HTTPS)) {
url = HTTP + url
}
return !(!isURL(url)
|| url.equals(HTTP, ignoreCase = true)
|| url.equals(HTTPS, ignoreCase = true))
}
/**
* 检测Http、Https,没有则增加前缀http://
*
* @param url
* @return
*/
fun checkHttpURL(url: String?): String? {
var url = url
if (isEmpty(url)) {
return url
}
if (!url!!.startsWith(HTTP) && !url.startsWith(HTTPS)) {
url = HTTP + url
}
return url
}
/**
* 拼接url
*
* @param url
* @param path
* @return
*/
fun appendURLPath(url: String?, vararg path: String): String? {
var url = url
if (isEmpty(path)) {
return url
}
if (isEmpty(url)) {
url = ""
}
if (url!!.endsWith(SLASH)) {
url = url.substring(0, url.length - 1)
}
for (item in path) {
var param = item
if (isEmpty(param)) {
continue
}
if (param.startsWith(SLASH)) {
param = param.substring(1)
}
if (param.endsWith(SLASH)) {
param = param.substring(0, param.length - 1)
}
url = url + SLASH + param
}
return url
}
/**
* Check if url exists.
*
* [NetworkUtils.isAvailableByPing]
*
* @param url URL to check
* @return
* @throws IOException
*/
@JvmStatic
@Throws(IOException::class)
fun isUrlExists(url: String?): Boolean {
val huc = URL(url).openConnection() as HttpURLConnection
huc.requestMethod = "GET"
huc.connect()
val code = huc.responseCode
huc.disconnect()
return code != HttpURLConnection.HTTP_NOT_FOUND
}
/**
* 转换链接中中文字符
*
* @param url
* @return
*/
@JvmStatic
fun convertHttpUrl(url: String): String {
var url = url
if (TextUtils.isEmpty(url)) {
return url
}
if (hasDoubleCharacter(url)) {
val regex = "[^\\x00-\\xff]"
val pattern = Pattern.compile(regex)
val matcher = pattern.matcher(url)
val strs: MutableSet<String> = HashSet()
while (matcher.find()) {
strs.add(matcher.group())
}
try {
for (str in strs) {
url = url.replace(str.toRegex(), URLEncoder.encode(str, "UTF-8"))
}
} catch (e: UnsupportedEncodingException) {
e.printStackTrace()
}
}
return url
}
/**
* 通过类型转换流
*/
@JvmStatic
@Throws(IOException::class)
fun convertInputStream(conn: HttpURLConnection): InputStream {
val inputStream = conn.inputStream
val encoding = conn.getHeaderField("Content-Encoding")
Log.i(TAG, "convertInputStream: $encoding")
return if (TextUtils.isEmpty(encoding)) {
inputStream
} else when (encoding) {
"gzip" -> GZIPInputStream(inputStream)
"deflate" -> InflaterInputStream(inputStream)
else -> inputStream
}
}
/**
* 设置请求头信息
*/
@JvmStatic
@Throws(Exception::class)
fun setConnectParam(conn: HttpURLConnection, url: String?) {
// 设置 HttpURLConnection的请求方式
// default request : GET
conn.requestMethod = "GET"
// 设置 HttpURLConnection的接收的文件类型
val accept = StringBuilder()
accept.append("image/gif, ")
.append("image/jpeg, ")
.append("image/pjpeg, ")
.append("image/webp, ")
.append("image/apng, ")
.append("application/xml, ")
.append("application/xaml+xml, ")
.append("application/xhtml+xml, ")
.append("application/x-shockwave-flash, ")
.append("application/x-ms-xbap, ")
.append("application/x-ms-application, ")
.append("application/msword, ")
.append("application/vnd.ms-excel, ")
.append("application/vnd.ms-xpsdocument, ")
.append("application/vnd.ms-powerpoint, ")
.append("text/plain, ")
.append("text/html, ")
.append("*/*")
conn.setRequestProperty("Accept", accept.toString())
// 设置接收的压缩格式
conn.setRequestProperty("Accept-Encoding", "identity")
// 指定请求uri的源资源地址
conn.setRequestProperty("Referer", url)
// 设置 HttpURLConnection的字符编码
conn.setRequestProperty("Charset", "UTF-8")
// 检查浏览页面的访问者在用什么操作系统(包括版本号)浏览器(包括版本号)和用户个人偏好
conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36")
conn.setRequestProperty("Connection", "Keep-Alive")
}
/**
* 打印全部请求头信息
*
* @param conn
*/
@JvmStatic
fun printHeader(conn: HttpURLConnection) {
val headerFields = conn.headerFields
for ((key, value) in headerFields) {
Log.i(TAG, "[key : $key][value : $value]")
}
}
/**
* 获取具体的请求头信息
*
* @param conn
* @param key
* @return
*/
@JvmStatic
fun getHeader(conn: HttpURLConnection, key: String?): List<String?>? {
val headerFields = conn.headerFields
return headerFields[key]
}
/**
* contentDisposition 头信息字符串的解析
* attachment; filename="应用宝.apk" -> filename : 应用宝.apk
*/
@JvmStatic
fun getContentHeader(contentDisposition: String?, key: String): String? {
if (contentDisposition == null) {
return null
}
val content = contentDisposition.split(";")
for (value in content) {
if (value.trim().startsWith(key)) {
return value.substring(value.indexOf('=') + 1).trim().replace("\"", "")
}
}
return null
}
}