library/classes/Controller.class.php

   1 <?php
   2
   3 require_once(dirname(__FILE__) . "/../Smarty.class.php");
   4 require_once(dirname(__FILE__) . "/../formdata.inc.php");
   5 if (!defined('SMARTY_DIR')) {
   6     define("SMARTY_DIR", dirname(__FILE__) . "/../");
   7 }
   8
   9
  10 class Controller extends Smarty {
  11
  12        var $_current_action;
  13        var $_state;
  14        var $_args = array();
  15
  16        function Controller() {
  17                parent::Smarty();
  18                $this->template_mod = "general";
  19                $this->_current_action = "";
  20                $this->_state = true;
  21                $this->compile_dir = $GLOBALS['fileroot'] . "/interface/main/calendar/modules/PostCalendar/pntemplates/compiled";
  22                $this->compile_check = true;
  23                $this->assign("PROCESS", "true");
  24                $this->assign("HEADER", "<html><head>
  25 <?php html_header_show();?></head><body>");
  26                $this->assign("FOOTER", "</body></html>");
  27                $this->assign("CONTROLLER", "controller.php?");
  28                $this->assign("CONTROLLER_THIS", "controller.php?" . $_SERVER['QUERY_STRING']);
  29                $this->assign("WEBROOT", $GLOBALS['webroot']);
  30        }
  31
  32        function set_current_action($action) {
  33                $this->_current_action = $action;
  34        }
  35
  36        function default_action() {
  37                echo "<html><body></body></html>";
  38        }
  39
  40        function process_action() {
  41                $this->default_action();
  42        }
  43
  44        function populate_object(&$obj) {
  45                if(!is_object($obj)) {
  46                        $this->function_argument_error();
  47                }
  48
  49                foreach($_POST as $varname => $var) {
  50                        $varname = preg_replace("/[^A-Za-z0-9_]/","",$varname);
  51                        $func = "set_" . $varname;
  52                        if (    (!(strpos("_",$varname) === 0)) && is_callable(array($obj,$func))       ) {
  53                                //echo "c: $func on w: "  . $var . "<br />";
  54
  55                                //modified 01-2010 by BGM to centralize to formdata.inc.php
  56                                // have place several debug statements to allow standardized testing over next several months
  57                                if (!is_array($var)) {
  58                                        //DEBUG LINE - error_log("Controller populate before strip: ".$var, 0);
  59                                        $var = strip_escape_custom($var);
  60                                        //DEBUG LINE - error_log("Controller populate after strip: ".$var, 0);
  61                                }
  62
  63                                call_user_func_array(array(&$obj,$func),array($var, $_POST));
  64                        }
  65                }
  66
  67                return true;
  68        }
  69
  70        function function_argument_error() {
  71                $this->display($GLOBALS['template_dir'] . "error/" . $this->template_mod . "_function_argument.html");
  72                exit;
  73        }
  74
  75        function i_once($file) {
  76                return include_once($file);
  77        }
  78
  79        function act($qarray) {
  80
  81                if (isset($_GET['process'])){
  82          unset($_GET['process']);
  83          unset($qarray['process']);
  84          $_POST['process'] = "true";
  85        }
  86                $args = array_reverse(array_keys($qarray));
  87                $c_name = preg_replace("/[^A-Za-z0-9_]/","",array_pop($args));
  88                $parts = explode("_",$c_name);
  89                $name = "";
  90
  91                foreach($parts as $p) {
  92                        $name .= ucfirst($p);
  93                }
  94
  95                $c_name = $name;
  96                $c_action = preg_replace("/[^A-Za-z0-9_]/","",array_pop($args));
  97                $args = array_reverse($args);
  98
  99                if(!@call_user_func(array(Controller,"i_once"),$GLOBALS['fileroot'] ."/controllers/C_" . $c_name . ".class.php")) {
 100                        echo "Unable to load controller $name\n, please check the first argument supplied in the URL and try again";
 101                        exit;
 102                }
 103
 104                $obj_name = "C_" . $c_name;
 105                $c_obj = new $obj_name();
 106
 107                if (empty ($c_action)) {
 108                        $c_action = "default";
 109                }
 110
 111                $c_obj->_current_action = $c_action;
 112                $args_array = array();
 113
 114                foreach ($args as $arg) {
 115                        $arg = preg_replace("/[^A-Za-z0-9_]/","",$arg);
 116                        //this is a workaround because call user func does funny things with passing args if they have no assigned value
 117                        //2013-02-10 EMR Direct: workaround modified since "0" is also considered empty;
 118                        if (empty($qarray[$arg]) && $qarray[$arg]!="0") {
 119                                //if argument is empty pass null as value and arg as assoc array key
 120                                $args_array[$arg] = null;
 121                        }
 122                        else {
 123                                $args_array[$arg] = $qarray[$arg];
 124                        }
 125                }
 126
 127                $output = "";
 128                //print_r($args_array);
 129                if (isset($_POST['process']) && ($_POST['process']== "true")) {
 130
 131                        if (is_callable(array(&$c_obj,$c_action . "_action_process"))) {
 132                                //echo "ca: " . $c_action . "_action_process";
 133                                $output .= call_user_func_array(array(&$c_obj,$c_action . "_action_process"),$args_array);
 134                                if ($c_obj->_state == false) {
 135                                        return $output;
 136                                }
 137                        }
 138                        //echo "ca: " . $c_action . "_action";
 139                        $output .=  call_user_func_array(array(&$c_obj,$c_action . "_action"),$args_array);
 140
 141                }
 142                else {
 143                                if (is_callable(array(&$c_obj,$c_action . "_action"))) {
 144                                        //echo "ca: " . $c_action . "_action";
 145                                        $output .=  call_user_func_array(array(&$c_obj,$c_action . "_action"),$args_array);
 146                                }
 147                                else {
 148                                        echo "The action trying to be performed: " . $c_action ." does not exist controller: ". $name;
 149                                }
 150                }
 151
 152
 153                return $output;
 154        }
 155
 156        function _link($action = "default",$inlining = false) {
 157                $url_parts = explode("&",$_SERVER['REQUEST_URI']);
 158                $link = array_shift($url_parts);
 159                //print_r($url_parts);
 160
 161                if (strpos($url_parts[0],"=") === false) {
 162                        $inline_arg = $url_parts[0];
 163                        $url_parts[0] = $action;
 164                }
 165                else {
 166                        array_unshift($url_parts,$action);
 167                }
 168                if ($inlining) {
 169                        $link .= "&" . $inline_arg;
 170                        $link .= "&action=" . $url_parts[0];
 171                }
 172                else {
 173                        $link .= "&" . $url_parts[0];
 174                }
 175
 176                foreach ($this->_args as $arg_name => $arg) {
 177                        $link .= "&" . $arg_name . "=" . $arg;
 178                }
 179                $link .= "&";
 180                return  $link;
 181        }
 182
 183 }
 184
 185 ?>