OAuth Twitter php script modification

Hello , Job title " Modify a current php Script " NEED Oauth twitter script expert This is a twitter script based on oauth .The script designed to authorize an account to reply a user with a reply message entered by the user when it being authorized.. It works by cron job file. Changes need to be made: A-Current script save one message only to use and then it add a random number at the end of reply message. CHANGE TO Remove the random two number added by the script to the reply message. B-Script currently allows one message per user "CHANGE TO "Make admin specify Unlimited number of reply messages , the admin will save X number of messages into mysql Message1 message2,3 and so on.(Message should be editable through the admin Interface. On the cron file run ;The user will pick a reply message of those ONE BY ONE until it reach the end then goes from beginning. C-The script now mention the user when he/she retweet OR mention other user. CHANGE TO REPLY only user tweets NOT mentions NOR retweet . D-design error log files record twitter response to the user .To record failed tweets reason. Script files and login information will be sent to bidders. TESTING IS ABSOLUTE BEFORE RELEASING PAYMENT Thanks and regards %30 Speed bonus if delivered with 3 hours of award.