/*



    * warning: array_fill() [function.array-fill]: Number of elements must be positive in /c/projects/click_to_call/trunk/control_interface/includes/database.inc on line 235.
    * warning: implode() [function.implode]: Bad arguments. in /c/projects/click_to_call/trunk/control_interface/includes/database.inc on line 235.
    * warning: array_keys() [function.array-keys]: The first argument should be an array in /c/projects/click_to_call/trunk/control_interface/modules/user/user.module on line 500.
    * user warning: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')' at line 1 query: SELECT p.perm FROM web_role r INNER JOIN web_permission p ON p.rid = r.rid WHERE r.rid IN () in /c/projects/click_to_call/trunk/control_interface/modules/user/user.module on line 500.



*/

<?php # vim: set filetype=php expandtab tabstop=2 shiftwidth=2 autoindent smartindent:

/* TODO: add user billing address. User card information or other things may be .. */
/* TODO: may be a block showing billing information and last transaction .. */

function user_balance_enable() {
  menu_rebuild();
}

function user_balance_perm() {
  return array("has balance");
}

function user_balance_help($path, $arg) {
  switch($path) {
    case "user/%user/balance" :
    return "User Balance and billing details.";
  }
}

function user_balance_menu() {
  return array(
    "user/%user/balance" => array(
      "title" => "Balance Information"
      ,"description" => "Billing information as well as billing log view"
      ,"page callback" => "drupal_get_form"
      ,"page arguments" => array("user_balance_details", 1)
      ,"access callback" => "user_balance_has_balance"
      ,"access arguments" => array(1)
      ,"file" => "user_balance.pages.inc"
      ,"type" => MENU_LOCAL_TASK
    )
  );
}

function user_balance_has_balance($account) {
  global $user;
  watchdog('debug', var_export($account, TRUE));
  if($account->uid == 1) {
    return FALSE; /* forbid the admin user.. */
  }
  if(!user_access("has balance", $account)) {
    return FALSE;
  }
  if($account->uid == $user->uid || user_access("administer users", $user)) {
    return TRUE;
  }
  return FALSE;
}

function user_balance_user($op, &$edit, &$account, $category = NULL) {
  if(!user_access("has balance", $account)) {
    return;
  }
  if($op == "categories") {
    return array(
      array(
        "name" => "balance"
        ,"title" => t("Balance Information")
        ,"weight" => 7
        //,'access callback' => 'user_balance_has_balance'
        //,'access arguments' => array (
        //  1
        //)
      )
    );
  }
  if($op == "view") {
    /* TODO: show last transaction .. */
    $account->content["balance"] = array(
      '#type' => 'user_profile_category'
      ,'#title' => "Balance Information"
      ,'current balance' => array(
        '#type' => 'user_profile_item'
        ,'#title' => "Current Balance"
        ,'#value' => theme("balance", $account->amount, variable_get("balance default currency", 0))
      )
    );
    return;
  }
  if($op == "load") {
    $account->amount = db_result(db_query("SELECT amount FROM {user_balance} AS ub JOIN {balance} AS b ON (ub.bid = b.bid) WHERE ub.uid = %d", $account->uid)); /* see if we have balance entry .. */
    return;
  }
  $add_balance_entry = FALSE;
  if($op == "insert") {
    $add_balance_entry = TRUE;
  }
  if($op == "update") {
    $bid = db_result(db_query("SELECT bid FROM {user_balance} WHERE uid = %d", $account->uid)); /* see if we have balance entry .. */
    if(!$bid) {
      $add_balance_entry = TRUE;
    }
  }
  if($add_balance_entry) {
    /* when user is inserted we add balance information to his/her account .. */
    db_query("INSERT INTO {balance} SET amount = 0, module = 'user_balance'");
    $bid = db_last_insert_id("balance", "bid");
    db_query("INSERT INTO {user_balance} SET bid = %d AND uid = %d", $bid, $account->uid);
  }
}