PHP DBManager::isTextType方法代码示例

 /**
  * Parse SQL with types from sql in the form of "INSERT INTO testPreparedStatement(id, name) VALUES(?int, ?varchar)"
  * @param string $sql
  * @param array $lobs names of clob and blob fields from query
  * @return boolean
  */
 protected function parseSQL($sql, array $lobs = array())
 {
     if (empty($this->DBM)) {
         $this->log->error("Prepare failed: Database object missing");
         return false;
     }
     if (empty($sql)) {
         $this->log->error("Prepare failed: empty SQL statement");
         return false;
     }
     $this->sqlText = $sql;
     $this->log->info("Parse Query: {$sql}");
     // Build fieldDefs array and replace ?SugarDataType placeholders with a single ?placeholder
     $cleanedSql = "";
     $nextParam = strpos($sql, "?");
     if ($nextParam == 0) {
         $cleanedSql = $sql;
     } else {
         // parse the sql string looking for params
         $row = 0;
         while ($nextParam > 0) {
             $cleanedSql .= substr($sql, 0, $nextParam + 1);
             // we want the ?
             $sql = substr($sql, $nextParam + 1);
             // strip leading chars
             // scan for termination of SugarDataType
             $sugarDataType = "";
             for ($i = 0; $i < strlen($sql) and strpos(",) ", substr($sql, $i, 1)) === false; $i++) {
                 if (strpos(",) ", substr($sql, $i, 1)) == false) {
                     $sugarDataType .= substr($sql, $i, 1);
                 }
             }
             if ($sugarDataType === "") {
                 // no type, default to varchar
                 $sugarDataType = 'varchar';
             }
             // insert the fieldDef
             $this->fieldDefs[$row]['type'] = $sugarDataType;
             if ($this->DBM->isTextType($sugarDataType)) {
                 if (empty($lobs)) {
                     $this->log->fatal('Name of lob field is not specified: ' . $this->sqlText);
                     return false;
                 }
                 $this->lobFields[$row] = array_shift($lobs);
             }
             $sql = substr($sql, $i);
             // strip off the SugarDataType
             $nextParam = strpos($sql, "?");
             // look for another param
             $row++;
         }
         // add the remaining sql
         $cleanedSql .= $sql;
     }
     $this->parsedSQL = $cleanedSql;
     return true;
 }

 /**
  * Prefixes column names with this bean's table name.
  *
  * @param string $order_by  Order by clause to be processed
  * @param SugarBean $submodule name of the module this order by clause is for
  * @param boolean $suppress_table_name Whether table name should be suppressed
  * @return string Processed order by clause
  *
  * Internal function, do not override.
  */
 public function process_order_by($order_by, $submodule = null, $suppress_table_name = false)
 {
     if (empty($order_by)) {
         return $order_by;
     }
     //submodule is empty,this is for list object in focus
     if (empty($submodule)) {
         $bean_queried = $this;
     } else {
         //submodule is set, so this is for subpanel, use submodule
         $bean_queried = $submodule;
     }
     $raw_elements = explode(',', $order_by);
     $valid_elements = array();
     foreach ($raw_elements as $key => $value) {
         $is_valid = false;
         //value might have ascending and descending decorations
         $list_column = preg_split('/\\s/', trim($value), 2);
         $list_column = array_map('trim', $list_column);
         $list_column_name = $list_column[0];
         if (isset($bean_queried->field_defs[$list_column_name])) {
             $field_defs = $bean_queried->field_defs[$list_column_name];
             $source = isset($field_defs['source']) ? $field_defs['source'] : 'db';
             if (empty($field_defs['table']) && !$suppress_table_name) {
                 if ($source == 'db') {
                     $list_column[0] = $bean_queried->table_name . '.' . $list_column[0];
                 } elseif ($source == 'custom_fields') {
                     $list_column[0] = $bean_queried->table_name . '_cstm.' . $list_column[0];
                 }
             }
             // Bug 38803 - Use CONVERT() function when doing an order by on ntext, text, and image fields
             if ($source != 'non-db' && $this->db->isTextType($this->db->getFieldType($bean_queried->field_defs[$list_column_name]))) {
                 // array(10000) is for db2 only. It tells db2manager to cast 'clob' to varchar(10000) for this 'sort by' column
                 $list_column[0] = $this->db->convert($list_column[0], "text2char", array(10000));
             }
             $is_valid = true;
             if (isset($list_column[1])) {
                 switch (strtolower($list_column[1])) {
                     case 'asc':
                     case 'desc':
                         break;
                     default:
                         $GLOBALS['log']->debug("process_order_by: ({$list_column['1']}) is not a valid order.");
                         unset($list_column[1]);
                         break;
                 }
             }
         } else {
             $GLOBALS['log']->debug("process_order_by: ({$list_column['0']}) does not have a vardef entry.");
         }
         if ($is_valid) {
             $valid_elements[$key] = implode(' ', $list_column);
         }
     }
     return implode(', ', $valid_elements);
 }

 /**
  * Prefixes column names with this bean's table name.
  *
  * @param string $order_by  Order by clause to be processed
  * @param SugarBean $submodule name of the module this order by clause is for
  * @return string Processed order by clause
  *
  * Internal function, do not override.
  */
 function process_order_by($order_by, $submodule = null)
 {
     if (empty($order_by)) {
         return $order_by;
     }
     //submodule is empty,this is for list object in focus
     if (empty($submodule)) {
         $bean_queried = $this;
     } else {
         //submodule is set, so this is for subpanel, use submodule
         $bean_queried = $submodule;
     }
     $elements = explode(',', $order_by);
     foreach ($elements as $key => $value) {
         if (strchr($value, '.') === false) {
             //value might have ascending and descending decorations
             $list_column = explode(' ', trim($value));
             if (isset($list_column[0])) {
                 $list_column_name = trim($list_column[0]);
                 if (isset($bean_queried->field_defs[$list_column_name])) {
                     $source = isset($bean_queried->field_defs[$list_column_name]['source']) ? $bean_queried->field_defs[$list_column_name]['source'] : 'db';
                     if (empty($bean_queried->field_defs[$list_column_name]['table']) && $source == 'db') {
                         $list_column[0] = $bean_queried->table_name . "." . $list_column[0];
                     }
                     if (empty($bean_queried->field_defs[$list_column_name]['table']) && $source == 'custom_fields') {
                         $list_column[0] = $bean_queried->table_name . "_cstm." . $list_column[0];
                     }
                     // Bug 38803 - Use CONVERT() function when doing an order by on ntext, text, and image fields
                     if ($source != 'non-db' && $this->db->isTextType($this->db->getFieldType($bean_queried->field_defs[$list_column_name]))) {
                         $list_column[0] = $this->db->convert($list_column[0], "text2char");
                     }
                     $value = implode(' ', $list_column);
                 } else {
                     $GLOBALS['log']->debug("process_order_by: ({$list_column['0']}) does not have a vardef entry.");
                 }
             }
         }
         $elements[$key] = $value;
     }
     return implode(',', $elements);
 }

 /**
  * Prefixes column names with this bean's table name.
  *
  * @param string $order_by  Order by clause to be processed
  * @param SugarBean $submodule name of the module this order by clause is for
  * @param boolean $suppress_table_name Whether table name should be suppressed
  * @param array $field_map Map of bean fields to query columns
  * @return string Processed order by clause
  *
  * Internal function, do not override.
  * @deprecated Use SugarQuery & $this->fetchFromQuery() instead
  */
 public function process_order_by($order_by, $submodule = null, $suppress_table_name = false, $field_map = array())
 {
     if (empty($order_by)) {
         return $order_by;
     }
     //submodule is empty,this is for list object in focus
     if (empty($submodule)) {
         $bean_queried = $this;
     } else {
         //submodule is set, so this is for subpanel, use submodule
         $bean_queried = $submodule;
     }
     $raw_elements = explode(',', $order_by);
     $valid_elements = array();
     foreach ($raw_elements as $key => $value) {
         $is_valid = false;
         //value might have ascending and descending decorations
         $list_column = preg_split('/\\s/', trim($value), 2);
         $list_column = array_map('trim', $list_column);
         $list_column_name = $list_column[0];
         // check if it contains table name, eg tasks.name
         if (($pos = strpos($list_column_name, ".")) !== false) {
             $list_column_name = substr($list_column_name, $pos + 1);
         }
         if (isset($bean_queried->field_defs[$list_column_name])) {
             $field_defs = $bean_queried->field_defs[$list_column_name];
             $source = isset($field_defs['source']) ? $field_defs['source'] : 'db';
             if (empty($field_defs['table']) && !$suppress_table_name) {
                 if ($source == 'db') {
                     $list_column[0] = $bean_queried->table_name . '.' . $list_column_name;
                 } elseif ($source == 'custom_fields') {
                     $list_column[0] = $bean_queried->table_name . '_cstm.' . $list_column_name;
                 }
             }
             // Bug 38803 - Use CONVERT() function when doing an order by on ntext, text, and image fields
             if ($source != 'non-db' && $this->db->isTextType($this->db->getFieldType($bean_queried->field_defs[$list_column_name]))) {
                 $list_column[0] = $this->db->convert($list_column[0], "text2char");
             }
             $is_valid = true;
             if (isset($list_column[1])) {
                 switch (strtolower($list_column[1])) {
                     case 'asc':
                     case 'desc':
                         break;
                     default:
                         $GLOBALS['log']->debug("process_order_by: ({$list_column['1']}) is not a valid order.");
                         unset($list_column[1]);
                         break;
                 }
             }
         } else {
             $GLOBALS['log']->debug("process_order_by: ({$list_column['0']}) does not have a vardef entry.");
         }
         if ($is_valid) {
             // Determine order by direction. Will be the same for multiple columns.
             $order = isset($list_column[1]) ? $list_column[1] : '';
             if (isset($field_map[$list_column_name])) {
                 foreach ($field_map[$list_column_name] as $field) {
                     $valid_elements[$field] = $field . ' ' . $order;
                 }
             } else {
                 $valid_elements[$list_column[0]] = implode(' ', $list_column);
             }
             // Apply `ORDER BY` stability if not implied by db backend
             if (!$this->db->supports('order_stability')) {
                 if ($suppress_table_name) {
                     $stableCol = 'id';
                 } else {
                     $stableCol = $bean_queried->getTableName() . '.id';
                 }
                 $valid_elements[$stableCol] = "{$stableCol} {$order}";
             }
         }
     }
     return implode(', ', $valid_elements);
 }