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@ -16,9 +16,6 @@
@@ -16,9 +16,6 @@
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package io.element.android.libraries.matrix.api.core |
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import io.element.android.libraries.androidutils.metadata.isInDebug |
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import timber.log.Timber |
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/** |
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* This class contains pattern to match the different Matrix ids |
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* Ref: https://matrix.org/docs/spec/appendices#identifier-grammar |
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@ -31,7 +28,7 @@ object MatrixPatterns {
@@ -31,7 +28,7 @@ object MatrixPatterns {
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// See https://matrix.org/docs/spec/appendices#historical-user-ids |
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// Sadly, we need to relax the regex pattern a bit as there already exist some ids that don't match the spec. |
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private const val MATRIX_USER_IDENTIFIER_REGEX = "^@.*?$DOMAIN_REGEX$" |
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val PATTERN_CONTAIN_MATRIX_USER_IDENTIFIER = MATRIX_USER_IDENTIFIER_REGEX.toRegex(RegexOption.IGNORE_CASE) |
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private val PATTERN_CONTAIN_MATRIX_USER_IDENTIFIER = MATRIX_USER_IDENTIFIER_REGEX.toRegex(RegexOption.IGNORE_CASE) |
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// regex pattern to find room ids in a string. |
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private const val MATRIX_ROOM_IDENTIFIER_REGEX = "![A-Z0-9.-]+$DOMAIN_REGEX" |
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@ -54,52 +51,6 @@ object MatrixPatterns {
@@ -54,52 +51,6 @@ object MatrixPatterns {
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private const val MATRIX_EVENT_IDENTIFIER_V4_REGEX = "\\$[A-Z0-9\\-_]+" |
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private val PATTERN_CONTAIN_MATRIX_EVENT_IDENTIFIER_V4 = MATRIX_EVENT_IDENTIFIER_V4_REGEX.toRegex(RegexOption.IGNORE_CASE) |
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// regex pattern to find group ids in a string. |
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private const val MATRIX_GROUP_IDENTIFIER_REGEX = "\\+[A-Z0-9=_\\-./]+$DOMAIN_REGEX" |
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private val PATTERN_CONTAIN_MATRIX_GROUP_IDENTIFIER = MATRIX_GROUP_IDENTIFIER_REGEX.toRegex(RegexOption.IGNORE_CASE) |
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// regex pattern to find permalink with message id. |
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// Android does not support in URL so extract it. |
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private const val PERMALINK_BASE_REGEX = "https://matrix\\.to/#/" |
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private const val APP_BASE_REGEX = "https://[A-Z0-9.-]+\\.[A-Z]{2,}/[A-Z]{3,}/#/room/" |
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const val SEP_REGEX = "/" |
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private const val LINK_TO_ROOM_ID_REGEXP = PERMALINK_BASE_REGEX + MATRIX_ROOM_IDENTIFIER_REGEX + SEP_REGEX + MATRIX_EVENT_IDENTIFIER_REGEX |
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private val PATTERN_CONTAIN_MATRIX_TO_PERMALINK_ROOM_ID = LINK_TO_ROOM_ID_REGEXP.toRegex(RegexOption.IGNORE_CASE) |
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private const val LINK_TO_ROOM_ALIAS_REGEXP = PERMALINK_BASE_REGEX + MATRIX_ROOM_ALIAS_REGEX + SEP_REGEX + MATRIX_EVENT_IDENTIFIER_REGEX |
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private val PATTERN_CONTAIN_MATRIX_TO_PERMALINK_ROOM_ALIAS = LINK_TO_ROOM_ALIAS_REGEXP.toRegex(RegexOption.IGNORE_CASE) |
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private const val LINK_TO_APP_ROOM_ID_REGEXP = APP_BASE_REGEX + MATRIX_ROOM_IDENTIFIER_REGEX + SEP_REGEX + MATRIX_EVENT_IDENTIFIER_REGEX |
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private val PATTERN_CONTAIN_APP_LINK_PERMALINK_ROOM_ID = LINK_TO_APP_ROOM_ID_REGEXP.toRegex(RegexOption.IGNORE_CASE) |
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private const val LINK_TO_APP_ROOM_ALIAS_REGEXP = APP_BASE_REGEX + MATRIX_ROOM_ALIAS_REGEX + SEP_REGEX + MATRIX_EVENT_IDENTIFIER_REGEX |
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private val PATTERN_CONTAIN_APP_LINK_PERMALINK_ROOM_ALIAS = LINK_TO_APP_ROOM_ALIAS_REGEXP.toRegex(RegexOption.IGNORE_CASE) |
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// ascii characters in the range \x20 (space) to \x7E (~) |
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val ORDER_STRING_REGEX = "[ -~]+".toRegex() |
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// list of patterns to find some matrix item. |
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val MATRIX_PATTERNS = listOf( |
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PATTERN_CONTAIN_MATRIX_TO_PERMALINK_ROOM_ID, |
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PATTERN_CONTAIN_MATRIX_TO_PERMALINK_ROOM_ALIAS, |
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PATTERN_CONTAIN_APP_LINK_PERMALINK_ROOM_ID, |
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PATTERN_CONTAIN_APP_LINK_PERMALINK_ROOM_ALIAS, |
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PATTERN_CONTAIN_MATRIX_USER_IDENTIFIER, |
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PATTERN_CONTAIN_MATRIX_ALIAS, |
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PATTERN_CONTAIN_MATRIX_ROOM_IDENTIFIER, |
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PATTERN_CONTAIN_MATRIX_EVENT_IDENTIFIER, |
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PATTERN_CONTAIN_MATRIX_GROUP_IDENTIFIER |
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) |
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/** |
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* Tells if a string is a valid session Id. This is an alias for [isUserId] |
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* |
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* @param str the string to test |
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* @return true if the string is a valid session id |
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*/ |
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fun isSessionId(str: String?) = isUserId(str) |
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/** |
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* Tells if a string is a valid user Id. |
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* |
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@ -158,69 +109,4 @@ object MatrixPatterns {
@@ -158,69 +109,4 @@ object MatrixPatterns {
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* @return true if the string is a valid thread id. |
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*/ |
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fun isThreadId(str: String?) = isEventId(str) |
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/** |
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* Tells if a string is a valid group id. |
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* |
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* @param str the string to test |
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* @return true if the string is a valid group id. |
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*/ |
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fun isGroupId(str: String?): Boolean { |
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return str != null && str matches PATTERN_CONTAIN_MATRIX_GROUP_IDENTIFIER |
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} |
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/** |
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* Extract server name from a matrix id. |
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* |
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* @param matrixId |
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* @return null if not found or if matrixId is null |
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*/ |
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fun extractServerNameFromId(matrixId: String?): String? { |
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return matrixId?.substringAfter(":", missingDelimiterValue = "")?.takeIf { it.isNotEmpty() } |
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} |
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/** |
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* Extract user name from a matrix id. |
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* |
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* @param matrixId |
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* @return null if the input is not a valid matrixId |
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*/ |
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fun extractUserNameFromId(matrixId: String): String? { |
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return if (isUserId(matrixId)) { |
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matrixId.removePrefix("@").substringBefore(":", missingDelimiterValue = "") |
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} else { |
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null |
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} |
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} |
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/** |
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* Orders which are not strings, or do not consist solely of ascii characters in the range \x20 (space) to \x7E (~), |
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* or consist of more than 50 characters, are forbidden and the field should be ignored if received. |
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*/ |
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fun isValidOrderString(order: String?): Boolean { |
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return order != null && order.length < 50 && order matches ORDER_STRING_REGEX |
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} |
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/* |
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fun candidateAliasFromRoomName(roomName: String, domain: String): String { |
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return roomName.lowercase() |
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.replaceSpaceChars(replacement = "_") |
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.removeInvalidRoomNameChars() |
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.take(MatrixConstants.maxAliasLocalPartLength(domain)) |
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} |
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*/ |
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/** |
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* Return the domain form a userId. |
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* Examples: |
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* - "@alice:domain.org".getDomain() will return "domain.org" |
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* - "@bob:domain.org:3455".getDomain() will return "domain.org:3455" |
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*/ |
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fun String.getServerName(): String { |
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if (isInDebug && !isUserId(this)) { |
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// They are some invalid userId localpart in the wild, but the domain part should be there anyway |
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Timber.w("Not a valid user ID: $this") |
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} |
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return substringAfter(":") |
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} |
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} |
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