add link fixing tool

wiki-tools/brokenlinks.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+escape() {
+  sed 's/[^^]/[&]/g; s/\^/\\^/g' <<<"$1";
+}
+export -f escape
+escapeReplace() {
+  sed 's/[&/\]/\\&/g' <<<"$1";
+}
+export -f escapeReplace
+searchfile() {
+  LINKS=$(grep -oP '(?<=\]\().+?(?=[\)| ])' "$1")
+  for link in $LINKS; do
+    if echo $link | grep -E '^http' >/dev/null; then
+      continue
+    fi
+    if echo $link | grep -E ".md$" && find . -name "$link"; then
+      continue
+    fi
+    echo $link
+    FILES=$(find . -iname "*$(basename $link)*")
+    echo "$FILES" | cat --number
+    read PICK
+    FILE=$(basename $(echo "$FILES" | head -n $PICK | tail -n 1) .md)
+    sed -i "s/$(escape '('$link')')/\($(escapeReplace $FILE)\)/" "$1"
+  done
+}
+export -f searchfile
+find . -iname "*.md" -exec bash -c 'searchfile "$0"' {} \;