For #1695 - Detect HTML mime type for clipboard URL (#6612)

* For #1695 - Detect HTML mime type for clipboard URL

app/src/main/java/org/mozilla/fenix/utils/ClipboardHandler.kt

@@ -10,6 +10,7 @@ import android.content.Context
 import mozilla.components.support.utils.WebURLFinder
 
 private const val MIME_TYPE_TEXT_PLAIN = "text/plain"
+private const val MIME_TYPE_TEXT_HTML = "text/html"
 
 /**
  * A clipboard utility class that allows copying and pasting links/text to & from the clipboard
@@ -19,29 +20,32 @@ class ClipboardHandler(context: Context) {
 
     var text: String?
         get() {
-            if (clipboard.isPrimaryClipEmpty() ||
-                !clipboard.isPrimaryClipPlainText()) {
-                return null
+            if (!clipboard.isPrimaryClipEmpty() &&
+                (clipboard.isPrimaryClipPlainText() ||
+                        clipboard.isPrimaryClipHtmlText())
+            ) {
+                return clipboard.firstPrimaryClipItem?.text.toString()
             }
-
-            return clipboard.firstPrimaryClipItem?.text.toString()
+            return null
         }
-
         set(value) {
             clipboard.primaryClip = ClipData.newPlainText("Text", value)
         }
 
     val url: String?
         get() {
-            if (text == null) { return null }
-
-            val finder = WebURLFinder(text)
-            return finder.bestWebURL()
+            return text?.let {
+                val finder = WebURLFinder(it)
+                finder.bestWebURL()
+            }
         }
 
     private fun ClipboardManager.isPrimaryClipPlainText() =
         primaryClipDescription?.hasMimeType(MIME_TYPE_TEXT_PLAIN) ?: false
 
+    private fun ClipboardManager.isPrimaryClipHtmlText() =
+        primaryClipDescription?.hasMimeType(MIME_TYPE_TEXT_HTML) ?: false
+
     private fun ClipboardManager.isPrimaryClipEmpty() = primaryClip?.itemCount == 0
 
     private val ClipboardManager.firstPrimaryClipItem: ClipData.Item?

app/src/test/java/org/mozilla/fenix/utils/ClipboardHandlerTest.kt

@@ -54,4 +54,12 @@ class ClipboardHandlerTest {
         clipboard.primaryClip = ClipData.newPlainText("Text", clipboardUrl)
         assertEquals(clipboardUrl, clipboardHandler.url)
     }
+
+    @Test
+    fun getUrlfromTextUrlMIME() {
+        assertEquals(null, clipboardHandler.url)
+
+        clipboard.primaryClip = ClipData.newHtmlText("Html", clipboardUrl, clipboardUrl)
+        assertEquals(clipboardUrl, clipboardHandler.url)
+    }
 }