BIT-621: Add URI matching for autofill (#842)

scripts/public_suffix_list_generator.sh

@@ -0,0 +1,76 @@
+#!/bin/bash
+
+# This shell script is for parsing `public_suffix_list.dat` and writing its contents into a string
+# array resource. We need these public suffixes for extracting a domain name from a URI. For more
+# information about why that is, checkout the original PR description here:
+# https://github.com/bitwarden/android/pull/842.
+#
+# For an updated `public_suffix_list.dat` file, go here: https://publicsuffix.org/list/index.html
+
+RAW_PREFIXES_DATA_PATH="public_suffix_list.dat"
+RESOURCE_OUTPUT_PATH="../app/src/main/res/values/public_suffix_list.xml"
+EXCEPTION_SUFFIXES_STRING_ARRAY_HEADER="    <string-array name=\"exception_suffixes\">\n"
+NORMAL_SUFFIXES_STRING_ARRAY_HEADER="    <string-array name=\"normal_suffixes\">\n"
+WILD_CARD_SUFFIXES_STRING_ARRAY_HEADER="    <string-array name=\"wild_card_suffixes\">\n"
+STRING_ARRAY_FOOTER="    </string-array>\n"
+STRING_RESOURCE_FOOTER="</resources>\n"
+STRING_RESOURCE_HEADER="<?xml version=\"1.0\" encoding=\"utf-8\"?>\n<!--\n    A list of valid public domain suffixes. This file is generated by running\n    \`scripts/public_suffix_list_generator.sh\` \n-->\n<resources>\n"
+
+# Setup the header of the file.
+newFileContents=$STRING_RESOURCE_HEADER
+
+exceptionSuffixes=()
+normalSuffixes=()
+wildcardSuffixes=()
+
+addItemToContents() {
+    newFileContents+="        <item>$1</item>\n"
+}
+
+while IFS= read -r string || [[ -n "$string" ]]; do
+    if [[ -z "$string" || "$string" == "//"* ]]; then
+        # Remove comments and empty lines
+        continue
+    elif [[ "$string" == "*"* ]]; then
+        # Drop the "*."
+        wildcardSuffixes+=("${string#??}")
+    elif [[ "$string" == "!"* ]]; then
+        # Drop the "!."
+        exceptionSuffixes+=("${string#?}")
+    else
+        normalSuffixes+=("$string")
+    fi
+done < "$RAW_PREFIXES_DATA_PATH"
+
+# Add all exception suffix items to the new file contents.
+if [ ${#exceptionSuffixes[@]} -gt 0 ]; then
+    newFileContents+=$EXCEPTION_SUFFIXES_STRING_ARRAY_HEADER
+    for item in "${exceptionSuffixes[@]}"; do
+        addItemToContents "$item"
+    done
+    newFileContents+=$STRING_ARRAY_FOOTER
+fi
+
+# Add all normal suffix items to the new file contents.
+if [ ${#normalSuffixes[@]} -gt 0 ]; then
+    newFileContents+=$NORMAL_SUFFIXES_STRING_ARRAY_HEADER
+    for item in "${normalSuffixes[@]}"; do
+        addItemToContents "$item"
+    done
+    newFileContents+=$STRING_ARRAY_FOOTER
+fi
+
+# Add all wild card suffix items to the new file contents.
+if [ ${#wildcardSuffixes[@]} -gt 0 ]; then
+    newFileContents+=$WILD_CARD_SUFFIXES_STRING_ARRAY_HEADER
+    for item in "${wildcardSuffixes[@]}"; do
+        addItemToContents "$item"
+    done
+    newFileContents+=$STRING_ARRAY_FOOTER
+fi
+
+# Setup the footer of the file.
+newFileContents+=$STRING_RESOURCE_FOOTER
+
+# Write the contents to the output file.
+echo -e "$newFileContents" > "$RESOURCE_OUTPUT_PATH"