Implement an IRC line parser

rowbot

@@ -78,5 +78,38 @@ recv() {
 ###
 
 while recv line; do
-  declare -p line
+  params=( ) has_words=no orig_line=$line
+
+  if [[ $line = :* ]]; then
+    src=${line%% *} src=${src#:}
+    line=${line#:"$src"} line=${line# }
+    from=${src%@*} ident=${from#*!}
+    from=${from%!*} host=${src#*@}
+  fi
+
+  cmd=${line%% *} line=${line#"$cmd"} line=${line# }
+
+  while [[ $line ]]; do
+    if [[ $line = :* ]]; then
+      params+=("${line:1}")
+      line=""
+      has_words=yes
+    else
+      params=${line%% *}
+      params+=( "$param" )
+      line=${line#"$param"} line=${line# }
+    fi
+  done
+
+  if [[ $has_words = yes ]]; then
+    read -ra words <<< "${params[@]:(-1)}"
+  else
+    words=( )
+  fi
+
+  if hash "on_${cmd^^}" 2>/dev/null; then
+    "on_${cmd^^}"
+  else
+    declare -p line
+  fi
 done