library/classes/Controller.class.php

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