cli-completion : rewrite completely the program

git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@2321 bf3deb0d-5f1a-0410-827f-c0cc1f45334c

docs/cli-completion

@@ -1,41 +1,96 @@
 _cli.php()
 {
-  local cur prev opts base
-  COMPREPLY=()
-  cur="${COMP_WORDS[COMP_CWORD]}"
-  prev="${COMP_WORDS[COMP_CWORD-1]}"
 
+  local cur prev opts ante
+  COMPREPLY=()
   if [ ! -x "$1" ]; then
     return 0
   fi
 
   # List of options (operations) available
-  opts="-h -expert -list -listmethods -listmethodsdetails"
-  controllers=$($1 -listonly)
-  opts="$opts $controllers"
-
-  if [ "${prev}" == "-list" ]; then
-    return 0
-  elif [ "${prev}" == "-listmethods" ] ||
-       [ "${prev}" == "-listmethodsdetails" ]; then
-    # Display the available class available
-    local control=$($1 -listonly)
-    COMPREPLY=( $(compgen -W "${control}" -- ${cur}) )
-    return 0
-  elif [ `$1 -listonly | grep -qx "${prev}" ; echo $?` == 0 ]; then
-    # Previous was a class : display the methods available
-    local methods=$($1 -listmethodsonly ${prev})
-    COMPREPLY=( $(compgen -W "${methods}" -- ${cur}) )
-    return 0
-  elif [ `$1 -listonly | grep -qx "${COMP_WORDS[COMP_CWORD-2]}" ; echo $?` == 0 ] &&
-       [ `$1 -listonly | grep -qx ${prev}" ; echo $?` == 0 ]; then
-    # A Class and a method available : propose the datas
-    # XXX : To be done
-    return 0
+  opts="
+-h
+-expert
+-list
+-listmethods
+-listmethodsdetails"
+  if [ "${COMP_WORDS[1]}" == "-expert" ]; then
+    EXPERT="-expert"
+    unset COMP_WORDS[1]
+    COMP_WORDS=("${COMP_WORDS[@]}")
+    COMP_CWORD=${COMP_CWORD}-1
   else
-    COMPREPLY=($(compgen -W "${opts}" -- ${cur})) 
+    EXPERT=""
+  fi
+
+  cur="${COMP_WORDS[COMP_CWORD]}"
+  prev="${COMP_WORDS[COMP_CWORD-1]}"
+  ante="${COMP_WORDS[COMP_CWORD-2]}"
+  LISTCLASSES=$($1 $EXPERT -listonly)
+  LISTCLASSESSLASH=${LISTCLASSES//\\/\\\\\\\\}
+  opts="$opts
+$LISTCLASSESSLASH
+"
+  read -r LISTCLASSESLINE <<< ${LISTCLASSES}
+  if [ "$3" == "-list" ]; then
+    # Do not take any option
+    COMPREPLY=()
+    return 0
+  fi
+
+  if [ "$3" == "-listmethods" ] ||
+     [ "$3" == "-listmethodsdetails" ]; then
+    # Display the available classes available
+    COMPREPLY=( $(compgen -W "${LISTCLASSESSLASH}" -- ${cur/\\/\\\\\\\\}) )
+    return 0
+  fi
+
+  if [ "${COMP_WORDS[1]}" == "" ] ||
+     [ "${COMP_WORDS[1]+1}" != "" ] &&
+     [ "${COMP_WORDS[2]+1}" == "" ]; then
+    # Nothing provided or just the first parameter : display the classes and
+    # options
+    COMPREPLY=( $(compgen -W "${opts}" -- ${cur//\\/\\\\}) )
+    return 0
+  fi
+
+  CLASS="${COMP_WORDS[1]}"
+  CLASS=${CLASS//\\\\/\\}
+
+  # Bash Syntax : If the COMP_WORDS[2] exists, return 1, else return ""
+  if [ "${COMP_WORDS[1]+1}" != "" ] &&
+     [ "${COMP_WORDS[2]+1}" != "" ] &&
+     [ "${COMP_WORDS[3]+1}" == "" ]; then
+    # Class filled, check for the methods   
+    if [[ " ${LISTCLASSESLINE} " =~ " ${CLASS} " ]]; then
+      # Previous was a valid class : display the methods available
+      local LISTMETHODS=$($1 $EXPERT -listmethodsonly "${CLASS}")
+      COMPREPLY=( $(compgen -W "${LISTMETHODS}" -- ${cur}) )
+    else
+      # Not a valid class : don't display anything
+      COMPREPLY=()
+    fi
+    return 0
+  fi 
+
+  if [ "${COMP_WORDS[1]+1}" != "" ] &&
+     [ "${COMP_WORDS[2]+1}" != "" ] &&
+     [ "${COMP_WORDS[3]+1}" != "" ]; then
+    # Class + method + first parameter available
+    local LISTMETHODS=$($1 $EXPERT -listmethodsonly "${CLASS}")
+    read -r LISTMETHODSLINE <<< ${LISTMETHODS}
+    METHOD=${COMP_WORDS[2]}
+    if [[ " ${LISTCLASSESLINE} " =~ " ${CLASS} " ]] &&
+       [[ " ${LISTMETHODSLINE} " =~ " ${METHOD} " ]]; then
+      # A Class and a method valids : propose the datas
+      # XXX : To be done
+      COMPREPLY=()
+    else
+      # Invalid class or method provided : don't display anything
+      COMPREPLY=()
+    fi
+    return 0
   fi
-  return 0
 }
 
 complete -F _cli.php cli.php