library/classes/Controller.class.php

   1 <?php
   2
   3 require_once(dirname(__FILE__) . "/../Smarty.class.php");
   4 define("SMARTY_DIR", dirname(__FILE__) . "/../");
   5
   6 class Controller extends Smarty {
   7
   8         var $_current_action;
   9         var $_state;
  10         var $_args = array();
  11
  12         function Controller() {
  13                 parent::Smarty();
  14                 $this->template_mod = "general";
  15                 $this->_current_action = "";
  16                 $this->_state = true;
  17                 $this->compile_dir = $GLOBALS['fileroot'] . "/interface/main/calendar/modules/PostCalendar/pntemplates/compiled";
  18                 $this->compile_check = true;
  19                 $this->assign("PROCESS", "true");
  20                 $this->assign("HEADER", "<html><head></head><body>");
  21                 $this->assign("FOOTER", "</body></html>");
  22                 $this->assign("CONTROLLER", "controller.php?");
  23                 $this->assign("CONTROLLER_THIS", "controller.php?" . $_SERVER['QUERY_STRING']);
  24         }
  25
  26         function set_current_action($action) {
  27                 $this->_current_action = $action;
  28         }
  29
  30         function default_action() {
  31                 echo "<html><body></body></html>";
  32         }
  33
  34         function process_action() {
  35                 $this->default_action();
  36         }
  37
  38         function populate_object(&$obj) {
  39                 if(!is_object($obj)) {
  40                         $this->function_argument_error();
  41                 }
  42
  43                 foreach($_POST as $varname => $var) {
  44                         $varname = preg_replace("/[^A-Za-z0-9_]/","",$varname);
  45                         $func = "set_" . $varname;
  46                         if (    (!(strpos("_",$varname) === 0)) && is_callable(array($obj,$func))       ) {
  47                                 //echo "c: $func on w: "  . $var . "<br />";
  48                                 if ((get_magic_quotes_gpc() || get_magic_quotes_runtime()) && !is_array($var) ) {
  49                                         $var = stripslashes($var);
  50                                 }
  51                                 call_user_func_array(array(&$obj,$func),array($var, $_POST));
  52                         }
  53                 }
  54
  55                 return true;
  56         }
  57
  58         function function_argument_error() {
  59                 $this->display($GLOBALS['template_dir'] . "error/" . $this->template_mod . "_function_argument.html");
  60                 exit;
  61         }
  62
  63         function i_once($file) {
  64                 return include_once($file);
  65         }
  66
  67         function act($qarray) {
  68
  69                 if (isset($_GET['process'])){
  70           unset($_GET['process']);
  71           unset($qarray['process']);
  72           $_POST['process'] = "true";
  73         }
  74                 $args = array_reverse(array_keys($qarray));
  75                 $c_name = preg_replace("/[^A-Za-z0-9_]/","",array_pop($args));
  76                 $parts = split("_",$c_name);
  77                 $name = "";
  78
  79                 foreach($parts as $p) {
  80                         $name .= ucfirst($p);
  81                 }
  82
  83                 $c_name = $name;
  84                 $c_action = preg_replace("/[^A-Za-z0-9_]/","",array_pop($args));
  85                 $args = array_reverse($args);
  86                 if(!@call_user_func(array(Controller,"i_once"),$GLOBALS['fileroot'] ."/controllers/C_" . $c_name . ".class.php")) {
  87                         echo "Unable to load controller $name\n, please check the first argument supplied in the URL and try again";
  88                         exit;
  89                 }
  90
  91                 $obj_name = "C_" . $c_name;
  92                 $c_obj = new $obj_name();
  93
  94                 if (empty ($c_action)) {
  95                         $c_action = "default";
  96                 }
  97
  98                 $c_obj->_current_action = $c_action;
  99                 $args_array = array();
 100
 101                 foreach ($args as $arg) {
 102                         $arg = preg_replace("/[^A-Za-z0-9_]/","",$arg);
 103                         //this is a workaround because call user func does funny things with passing args if they have no assigned value
 104                         if (empty($qarray[$arg])) {
 105                                 //if argument is empty pass null as value and arg as assoc array key
 106                                 $args_array[$arg] = null;
 107                         }
 108                         else {
 109                                 $args_array[$arg] = $qarray[$arg];
 110                         }
 111                 }
 112
 113                 $output = "";
 114                 //print_r($args_array);
 115                 if ($_POST['process'] == "true") {
 116
 117                         if (is_callable(array(&$c_obj,$c_action . "_action_process"))) {
 118                                 //echo "ca: " . $c_action . "_action_process";
 119                                 $output .= call_user_func_array(array(&$c_obj,$c_action . "_action_process"),$args_array);
 120                                 if ($c_obj->_state == false) {
 121                                         return $output;
 122                                 }
 123                         }
 124                         //echo "ca: " . $c_action . "_action";
 125                         $output .=  call_user_func_array(array(&$c_obj,$c_action . "_action"),$args_array);
 126
 127                 }
 128                 else {
 129                                 if (is_callable(array(&$c_obj,$c_action . "_action"))) {
 130                                         //echo "ca: " . $c_action . "_action";
 131                                         $output .=  call_user_func_array(array(&$c_obj,$c_action . "_action"),$args_array);
 132                                 }
 133                                 else {
 134                                         echo "The action trying to be performed: " . $c_action ." does not exist controller: ". $name;
 135                                 }
 136                 }
 137
 138
 139                 return $output;
 140         }
 141
 142         function _link($action = "default",$inlining = false) {
 143                 $url_parts = split("&",$_SERVER['REQUEST_URI']);
 144                 $link = array_shift($url_parts);
 145                 //print_r($url_parts);
 146
 147                 if (strpos($url_parts[0],"=") === false) {
 148                         $inline_arg = $url_parts[0];
 149                         $url_parts[0] = $action;
 150                 }
 151                 else {
 152                         array_unshift($url_parts,$action);
 153                 }
 154                 if ($inlining) {
 155                         $link .= "&" . $inline_arg;
 156                         $link .= "&action=" . $url_parts[0];
 157                 }
 158                 else {
 159                         $link .= "&" . $url_parts[0];
 160                 }
 161
 162                 foreach ($this->_args as $arg_name => $arg) {
 163                         $link .= "&" . $arg_name . "=" . $arg;
 164                 }
 165                 $link .= "&";
 166                 return  $link;
 167         }
 168
 169 }
 170
 171 ?>