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Start importing permalink classes from old SDK/Riot

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ganfra 2018-12-18 18:29:49 +01:00
parent 39ad44e9aa
commit 58f60eaab4
5 changed files with 247 additions and 1 deletions
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115
matrix-sdk-android/src/main/java/im/vector/matrix/android/api/permalinks/MatrixPatterns.kt Normal file
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@ -0,0 +1,115 @@
package im.vector.matrix.android.api.permalinks
import java.util.*
import java.util.regex.Pattern
/**
* This class contains pattern to match the different Matrix ids
*/
object MatrixPatterns {
// Note: TLD is not mandatory (localhost, IP address...)
private val DOMAIN_REGEX = ":[A-Z0-9.-]+(:[0-9]{2,5})?"
// regex pattern to find matrix user ids in a string.
// See https://matrix.org/speculator/spec/HEAD/appendices.html#historical-user-ids
private val MATRIX_USER_IDENTIFIER_REGEX = "@[A-Z0-9\\x21-\\x39\\x3B-\\x7F]+$DOMAIN_REGEX"
val PATTERN_CONTAIN_MATRIX_USER_IDENTIFIER = Pattern.compile(MATRIX_USER_IDENTIFIER_REGEX, Pattern.CASE_INSENSITIVE)
// regex pattern to find room ids in a string.
private val MATRIX_ROOM_IDENTIFIER_REGEX = "![A-Z0-9]+$DOMAIN_REGEX"
val PATTERN_CONTAIN_MATRIX_ROOM_IDENTIFIER = Pattern.compile(MATRIX_ROOM_IDENTIFIER_REGEX, Pattern.CASE_INSENSITIVE)
// regex pattern to find room aliases in a string.
private val MATRIX_ROOM_ALIAS_REGEX = "#[A-Z0-9._%#@=+-]+$DOMAIN_REGEX"
val PATTERN_CONTAIN_MATRIX_ALIAS = Pattern.compile(MATRIX_ROOM_ALIAS_REGEX, Pattern.CASE_INSENSITIVE)
// regex pattern to find message ids in a string.
private val MATRIX_EVENT_IDENTIFIER_REGEX = "\\$[A-Z0-9]+$DOMAIN_REGEX"
val PATTERN_CONTAIN_MATRIX_EVENT_IDENTIFIER = Pattern.compile(MATRIX_EVENT_IDENTIFIER_REGEX, Pattern.CASE_INSENSITIVE)
// regex pattern to find group ids in a string.
private val MATRIX_GROUP_IDENTIFIER_REGEX = "\\+[A-Z0-9=_\\-./]+$DOMAIN_REGEX"
val PATTERN_CONTAIN_MATRIX_GROUP_IDENTIFIER = Pattern.compile(MATRIX_GROUP_IDENTIFIER_REGEX, Pattern.CASE_INSENSITIVE)
// regex pattern to find permalink with message id.
// Android does not support in URL so extract it.
private val PERMALINK_BASE_REGEX = "https://matrix\\.to/#/"
private val APP_BASE_REGEX = "https://[A-Z0-9.-]+\\.[A-Z]{2,}/[A-Z]{3,}/#/room/"
private val SEP_REGEX = "/"
private val LINK_TO_ROOM_ID_REGEXP = PERMALINK_BASE_REGEX + MATRIX_ROOM_IDENTIFIER_REGEX + SEP_REGEX + MATRIX_EVENT_IDENTIFIER_REGEX
val PATTERN_CONTAIN_MATRIX_TO_PERMALINK_ROOM_ID = Pattern.compile(LINK_TO_ROOM_ID_REGEXP, Pattern.CASE_INSENSITIVE)
private val LINK_TO_ROOM_ALIAS_REGEXP = PERMALINK_BASE_REGEX + MATRIX_ROOM_ALIAS_REGEX + SEP_REGEX + MATRIX_EVENT_IDENTIFIER_REGEX
val PATTERN_CONTAIN_MATRIX_TO_PERMALINK_ROOM_ALIAS = Pattern.compile(LINK_TO_ROOM_ALIAS_REGEXP, Pattern.CASE_INSENSITIVE)
private val LINK_TO_APP_ROOM_ID_REGEXP = APP_BASE_REGEX + MATRIX_ROOM_IDENTIFIER_REGEX + SEP_REGEX + MATRIX_EVENT_IDENTIFIER_REGEX
val PATTERN_CONTAIN_APP_LINK_PERMALINK_ROOM_ID = Pattern.compile(LINK_TO_APP_ROOM_ID_REGEXP, Pattern.CASE_INSENSITIVE)
private val LINK_TO_APP_ROOM_ALIAS_REGEXP = APP_BASE_REGEX + MATRIX_ROOM_ALIAS_REGEX + SEP_REGEX + MATRIX_EVENT_IDENTIFIER_REGEX
val PATTERN_CONTAIN_APP_LINK_PERMALINK_ROOM_ALIAS = Pattern.compile(LINK_TO_APP_ROOM_ALIAS_REGEXP, Pattern.CASE_INSENSITIVE)
// list of patterns to find some matrix item.
val MATRIX_PATTERNS = Arrays.asList(
MatrixPatterns.PATTERN_CONTAIN_MATRIX_TO_PERMALINK_ROOM_ID,
MatrixPatterns.PATTERN_CONTAIN_MATRIX_TO_PERMALINK_ROOM_ALIAS,
MatrixPatterns.PATTERN_CONTAIN_APP_LINK_PERMALINK_ROOM_ID,
MatrixPatterns.PATTERN_CONTAIN_APP_LINK_PERMALINK_ROOM_ALIAS,
MatrixPatterns.PATTERN_CONTAIN_MATRIX_USER_IDENTIFIER,
MatrixPatterns.PATTERN_CONTAIN_MATRIX_ALIAS,
MatrixPatterns.PATTERN_CONTAIN_MATRIX_ROOM_IDENTIFIER,
MatrixPatterns.PATTERN_CONTAIN_MATRIX_EVENT_IDENTIFIER,
MatrixPatterns.PATTERN_CONTAIN_MATRIX_GROUP_IDENTIFIER
)
/**
* Tells if a string is a valid user Id.
*
* @param str the string to test
* @return true if the string is a valid user id
*/
fun isUserId(str: String?): Boolean {
return str != null && PATTERN_CONTAIN_MATRIX_USER_IDENTIFIER.matcher(str).matches()
}
/**
* Tells if a string is a valid room id.
*
* @param str the string to test
* @return true if the string is a valid room Id
*/
fun isRoomId(str: String?): Boolean {
return str != null && PATTERN_CONTAIN_MATRIX_ROOM_IDENTIFIER.matcher(str).matches()
}
/**
* Tells if a string is a valid room alias.
*
* @param str the string to test
* @return true if the string is a valid room alias.
*/
fun isRoomAlias(str: String?): Boolean {
return str != null && PATTERN_CONTAIN_MATRIX_ALIAS.matcher(str).matches()
}
/**
* Tells if a string is a valid event id.
*
* @param str the string to test
* @return true if the string is a valid event id.
*/
fun isEventId(str: String?): Boolean {
return str != null && PATTERN_CONTAIN_MATRIX_EVENT_IDENTIFIER.matcher(str).matches()
}
/**
* Tells if a string is a valid group id.
*
* @param str the string to test
* @return true if the string is a valid group id.
*/
fun isGroupId(str: String?): Boolean {
return str != null && PATTERN_CONTAIN_MATRIX_GROUP_IDENTIFIER.matcher(str).matches()
}
}// Cannot be instantiated

18
matrix-sdk-android/src/main/java/im/vector/matrix/android/api/permalinks/MatrixURLSpan.kt Normal file
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@ -0,0 +1,18 @@
package im.vector.matrix.android.api.permalinks
import android.text.style.ClickableSpan
import android.view.View
class MatrixURLSpan(private val url: String,
private val callback: Callback? = null) : ClickableSpan() {
interface Callback {
fun onUrlClicked(url: String)
}
override fun onClick(widget: View) {
callback?.onUrlClicked(url)
}
}

35
matrix-sdk-android/src/main/java/im/vector/matrix/android/api/permalinks/MatrixUrlLinkify.kt Normal file
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@ -0,0 +1,35 @@
package im.vector.matrix.android.api.permalinks
import android.text.Spannable
import android.text.SpannableStringBuilder
object MatrixUrlLinkify {
/**
* Find the matrix spans i.e matrix id , user id ... to display them as URL.
*
* @param spannableStringBuilder the text in which the matrix items has to be clickable.
*/
fun addLinks(spannableStringBuilder: SpannableStringBuilder, callback: MatrixURLSpan.Callback?) {
// sanity checks
if (spannableStringBuilder.isEmpty()) {
return
}
val text = spannableStringBuilder.toString()
for (index in MatrixPatterns.MATRIX_PATTERNS.indices) {
val pattern = MatrixPatterns.MATRIX_PATTERNS[index]
val matcher = pattern.matcher(spannableStringBuilder)
while (matcher.find()) {
val startPos = matcher.start(0)
if (startPos == 0 || text[startPos - 1] != '/') {
val endPos = matcher.end(0)
val url = text.substring(matcher.start(0), matcher.end(0))
val span = MatrixURLSpan(url, callback)
spannableStringBuilder.setSpan(span, startPos, endPos, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
}
}
}
}
}

78
matrix-sdk-android/src/main/java/im/vector/matrix/android/api/permalinks/PermalinkUtils.kt Normal file
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@ -0,0 +1,78 @@
package im.vector.matrix.android.api.permalinks
import android.text.TextUtils
import im.vector.matrix.android.api.session.events.model.Event
/**
* Useful methods to deals with Matrix permalink
*/
object PermalinkUtils {
private val MATRIX_TO_URL_BASE = "https://matrix.to/#/"
/**
* Creates a permalink for an event.
* Ex: "https://matrix.to/#/!nbzmcXAqpxBXjAdgoX:matrix.org/$1531497316352799BevdV:matrix.org"
*
* @param event the event
* @return the permalink, or null in case of error
*/
fun createPermalink(event: Event): String? {
if (event.roomId.isNullOrEmpty() || event.eventId.isNullOrEmpty()) {
return null
}
return createPermalink(event.roomId, event.eventId)
}
/**
* Creates a permalink for an id (can be a user Id, Room Id, etc.).
* Ex: "https://matrix.to/#/@benoit:matrix.org"
*
* @param id the id
* @return the permalink, or null in case of error
*/
fun createPermalink(id: String): String? {
return if (TextUtils.isEmpty(id)) {
null
} else MATRIX_TO_URL_BASE + escape(id)
}
/**
* Creates a permalink for an event. If you have an event you can use [.createPermalink]
* Ex: "https://matrix.to/#/!nbzmcXAqpxBXjAdgoX:matrix.org/$1531497316352799BevdV:matrix.org"
*
* @param roomId the id of the room
* @param eventId the id of the event
* @return the permalink
*/
fun createPermalink(roomId: String, eventId: String): String {
return MATRIX_TO_URL_BASE + escape(roomId) + "/" + escape(eventId)
}
/**
* Extract the linked id from the universal link
*
* @param url the universal link, Ex: "https://matrix.to/#/@benoit:matrix.org"
* @return the id from the url, ex: "@benoit:matrix.org", or null if the url is not a permalink
*/
fun getLinkedId(url: String?): String? {
val isSupported = url != null && url.startsWith(MATRIX_TO_URL_BASE)
return if (isSupported) {
url!!.substring(MATRIX_TO_URL_BASE.length)
} else null
}
/**
* Escape '/' in id, because it is used as a separator
*
* @param id the id to escape
* @return the escaped id
*/
private fun escape(id: String): String {
return id.replace("/".toRegex(), "%2F")
}
}

2
matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/Event.kt
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@ -25,7 +25,7 @@ data class Event(
@Json(name = "origin_server_ts") val originServerTs: Long? = null,
@Json(name = "sender") val sender: String? = null,
@Json(name = "state_key") val stateKey: String? = null,
@Json(name = "room_id") var roomId: String? = null,
@Json(name = "room_id") val roomId: String? = null,
@Json(name = "unsigned") val unsignedData: UnsignedData? = null,
@Json(name = "redacts") val redacts: String? = null