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>
  21 <? html_header_show();?></head><body>");
  22                $this->assign("FOOTER", "</body></html>");
  23                $this->assign("CONTROLLER", "controller.php?");
  24                $this->assign("CONTROLLER_THIS", "controller.php?" . $_SERVER['QUERY_STRING']);
  25        }
  26
  27        function set_current_action($action) {
  28                $this->_current_action = $action;
  29        }
  30
  31        function default_action() {
  32                echo "<html><body></body></html>";
  33        }
  34
  35        function process_action() {
  36                $this->default_action();
  37        }
  38
  39        function populate_object(&$obj) {
  40                if(!is_object($obj)) {
  41                        $this->function_argument_error();
  42                }
  43
  44                foreach($_POST as $varname => $var) {
  45                        $varname = preg_replace("/[^A-Za-z0-9_]/","",$varname);
  46                        $func = "set_" . $varname;
  47                        if (    (!(strpos("_",$varname) === 0)) && is_callable(array($obj,$func))       ) {
  48                                //echo "c: $func on w: "  . $var . "<br />";
  49                                if ((get_magic_quotes_gpc() || get_magic_quotes_runtime()) && !is_array($var) ) {
  50                                        $var = stripslashes($var);
  51                                }
  52                                call_user_func_array(array(&$obj,$func),array($var, $_POST));
  53                        }
  54                }
  55
  56                return true;
  57        }
  58
  59        function function_argument_error() {
  60                $this->display($GLOBALS['template_dir'] . "error/" . $this->template_mod . "_function_argument.html");
  61                exit;
  62        }
  63
  64        function i_once($file) {
  65                return include_once($file);
  66        }
  67
  68        function act($qarray) {
  69
  70                if (isset($_GET['process'])){
  71          unset($_GET['process']);
  72          unset($qarray['process']);
  73          $_POST['process'] = "true";
  74        }
  75                $args = array_reverse(array_keys($qarray));
  76                $c_name = preg_replace("/[^A-Za-z0-9_]/","",array_pop($args));
  77                $parts = split("_",$c_name);
  78                $name = "";
  79
  80                foreach($parts as $p) {
  81                        $name .= ucfirst($p);
  82                }
  83
  84                $c_name = $name;
  85                $c_action = preg_replace("/[^A-Za-z0-9_]/","",array_pop($args));
  86                $args = array_reverse($args);
  87
  88                // load dutch version for C_Prescription.class
  89                if ( (LANGUAGE == '5') && ($c_name == "Prescription") ) $c_name .= 'dutch';
  90
  91                if(!@call_user_func(array(Controller,"i_once"),$GLOBALS['fileroot'] ."/controllers/C_" . $c_name . ".class.php")) {
  92                        echo "Unable to load controller $name\n, please check the first argument supplied in the URL and try again";
  93                        exit;
  94                }
  95
  96                $obj_name = "C_" . $c_name;
  97                $c_obj = new $obj_name();
  98
  99                if (empty ($c_action)) {
 100                        $c_action = "default";
 101                }
 102
 103                $c_obj->_current_action = $c_action;
 104                $args_array = array();
 105
 106                foreach ($args as $arg) {
 107                        $arg = preg_replace("/[^A-Za-z0-9_]/","",$arg);
 108                        //this is a workaround because call user func does funny things with passing args if they have no assigned value
 109                        if (empty($qarray[$arg])) {
 110                                //if argument is empty pass null as value and arg as assoc array key
 111                                $args_array[$arg] = null;
 112                        }
 113                        else {
 114                                $args_array[$arg] = $qarray[$arg];
 115                        }
 116                }
 117
 118                $output = "";
 119                //print_r($args_array);
 120                if ($_POST['process'] == "true") {
 121
 122                        if (is_callable(array(&$c_obj,$c_action . "_action_process"))) {
 123                                //echo "ca: " . $c_action . "_action_process";
 124                                $output .= call_user_func_array(array(&$c_obj,$c_action . "_action_process"),$args_array);
 125                                if ($c_obj->_state == false) {
 126                                        return $output;
 127                                }
 128                        }
 129                        //echo "ca: " . $c_action . "_action";
 130                        $output .=  call_user_func_array(array(&$c_obj,$c_action . "_action"),$args_array);
 131
 132                }
 133                else {
 134                                if (is_callable(array(&$c_obj,$c_action . "_action"))) {
 135                                        //echo "ca: " . $c_action . "_action";
 136                                        $output .=  call_user_func_array(array(&$c_obj,$c_action . "_action"),$args_array);
 137                                }
 138                                else {
 139                                        echo "The action trying to be performed: " . $c_action ." does not exist controller: ". $name;
 140                                }
 141                }
 142
 143
 144                return $output;
 145        }
 146
 147        function _link($action = "default",$inlining = false) {
 148                $url_parts = split("&",$_SERVER['REQUEST_URI']);
 149                $link = array_shift($url_parts);
 150                //print_r($url_parts);
 151
 152                if (strpos($url_parts[0],"=") === false) {
 153                        $inline_arg = $url_parts[0];
 154                        $url_parts[0] = $action;
 155                }
 156                else {
 157                        array_unshift($url_parts,$action);
 158                }
 159                if ($inlining) {
 160                        $link .= "&" . $inline_arg;
 161                        $link .= "&action=" . $url_parts[0];
 162                }
 163                else {
 164                        $link .= "&" . $url_parts[0];
 165                }
 166
 167                foreach ($this->_args as $arg_name => $arg) {
 168                        $link .= "&" . $arg_name . "=" . $arg;
 169                }
 170                $link .= "&";
 171                return  $link;
 172        }
 173
 174 }
 175
 176 ?>