Source: https://dev.bukkit.org/projects/item2command
This is what we used to bind /WC to the Warp Clock players receive at First Join on FloydCraft
item2command
The plugin that converts an item click to a command execution
Description
item2command allows you to convert an item click to a command execution. Example: A player right clicks on a compass the plugin will run the command /spawn for the player.
Commands
| Command | Description | 
|---|---|
| /item2command | Show information about item2command. | 
| /i2cmd | Alias for /item2command. | 
| /i2cmd help | Show a list of plugins. | 
| /i2cmd reload | Reload the configuration file. | 
| /i2cmd add <command> | Add an item that executes a command on click. You have to hold the item you want to associate in your hand. | 
| /i2cmd remove | Remove an item that executes a command on click. You have to hold the item you want to associate in your hand. | 
Remember that you can use all the commands both either with /item2command or with /i2cmd.
%player% Variable
Since item2command version 0.4 you can use the %player% variable. You can just add this variable to a command when you bind it to an item. The variable will be replaced with the name of the player who clicks on the item.
Permissions
General Permissions
| Permission | Description | 
|---|---|
| item2command.info | Permission for /item2command and /i2cmd. | 
| item2command.help | Permission for /item2command help and /i2cmd help. | 
| item2command.reload | Permission for /item2command reload and /i2cmd reload. | 
| item2command.add | Permission for /item2command add and /i2cmd add. | 
| item2command.remove | Permission for /item2command remove and /i2cmd remove. | 
Item Usage Permissions
Since item2command version 0.3 you have to use permissions for each item.
| Permission | Description | 
|---|---|
| item2command.STONE | Permission to use a STONE. If a player who does not have this permission right clicks a STONE nothing will happen. | 
The same for every other item. You can find a list with the item names here.

