1: <?php
  2: /**
  3:  * Interface to the ModelConnector options that let you specify various options per field to be placed in the codegened
  4: ModelConnectorrolGen classes.
  5:  *
  6:  * Note that this ties table and field names in the database to options iModelConnectorontrol. If the table or field name
  7:  * changes in the database, the options will be lost. We can try to guess as to whether changes were made based upon
  8:  * the index of the changes in the field list, but not entirely easy to do. Best would be for developer to hand-code
  9:  * the changes in the json file in this case.
 10:  *
 11:  * This will be used by the designer to record the changes in preparation for codegen.
 12:  */
 13: 
 14: class QModelConnectorOptions extends QBaseClass {
 15:     protected $options = array();
 16:     protected $blnChanged = false;
 17: 
 18:     const TableOptionsFieldName = '*';
 19: 
 20:     public function __construct() {
 21:         if (file_exists(__CONFIGURATION__ . '/codegen_options.json')) {
 22:             $strContent = file_get_contents(__CONFIGURATION__ . '/codegen_options.json');
 23: 
 24:             if ($strContent) {
 25:                 $this->options = json_decode($strContent, true);
 26:             }
 27:         }
 28: 
 29:         // TODO: Analyze the result for changes and make a guess as to whether a table name or field name was changed
 30:     }
 31: 
 32:     /**
 33:      * Save the current configuration into the options file.
 34:      */
 35:     function Save() {
 36:         if (!$this->blnChanged) {
 37:             return;
 38:         }
 39:         $flags = 0;
 40:         if (version_compare(PHP_VERSION, '5.4.0', '>=')) {
 41:             $flags = JSON_PRETTY_PRINT;
 42:         }
 43:         $strContent = json_encode ($this->options, $flags);
 44: 
 45:         file_put_contents(__CONFIGURATION__ . '/codegen_options.json', $strContent);
 46:         $this->blnChanged = false;
 47:     }
 48: 
 49:     /**
 50:      * Makes sure save is the final step.
 51:      */
 52:     function __destruct() {
 53:         $this->Save();
 54:     }
 55: 
 56: 
 57:     /**
 58:      * Set an option for a widget associated with the given table and field.
 59:      *
 60:      * @param $strTableName
 61:      * @param $strFieldName
 62:      * @param $strOptionName
 63:      * @param $mixValue
 64:      */
 65:     public function SetOption ($strTableName, $strFieldName, $strOptionName, $mixValue) {
 66:         $this->options[$strTableName][$strFieldName][$strOptionName] = $mixValue;
 67:         $this->blnChanged = true;
 68:     }
 69: 
 70:     /**
 71:      * Bulk option setting.
 72:      *
 73:      * @param $strClassName
 74:      * @param $strFieldName
 75:      * @param $mixValue
 76:      */
 77:     public function SetOptions ($strClassName, $strFieldName, $mixValue) {
 78:         if (empty ($mixValue)) {
 79:             unset($this->options[$strClassName][$strFieldName]);
 80:         }
 81:         else {
 82:             $this->options[$strClassName][$strFieldName] = $mixValue;
 83:         }
 84:         $this->blnChanged = true;
 85:     }
 86: 
 87:     /**
 88:      * Remove the option
 89:      *
 90:      * @param $strClassName
 91:      * @param $strFieldName
 92:      * @param $strOptionName
 93:      */
 94:     public function UnsetOption ($strClassName, $strFieldName, $strOptionName) {
 95:         unset ($this->options[$strClassName][$strFieldName][$strOptionName]);
 96:         $this->blnChanged = true;
 97:     }
 98: 
 99:     /**
100:      * Lookup an option.
101:      *
102:      * @param $strClassName
103:      * @param $strFieldName
104:      * @param $strOptionName
105:      * @return mixed
106:      */
107:     public function GetOption ($strClassName, $strFieldName, $strOptionName) {
108:         if (isset ($this->options[$strClassName][$strFieldName][$strOptionName])) {
109:             return $this->options[$strClassName][$strFieldName][$strOptionName];
110:         } else {
111:             return null;
112:         }
113:     }
114: 
115:     /**
116:      * Return all the options associated with the given table and field.
117:      * @param $strClassName
118:      * @param $strFieldName
119:      * @return mixed
120:      */
121:     public function GetOptions ($strClassName, $strFieldName) {
122:         if (isset($this->options[$strClassName][$strFieldName])) {
123:             return $this->options[$strClassName][$strFieldName];
124:         } else {
125:             return array();
126:         }
127:     }
128: 
129: }