Initial commit

2021-03-14 11:09:02 +01:00
commit 21e364ee38
1046 changed files with 126647 additions and 0 deletions
--- a/node_modules/mysql/lib/protocol/packets/RowDataPacket.js
+++ b/node_modules/mysql/lib/protocol/packets/RowDataPacket.js
@ -0,0 +1,130 @@
+var Types                        = require('../constants/types');
+var Charsets                     = require('../constants/charsets');
+var Field                        = require('./Field');
+var IEEE_754_BINARY_64_PRECISION = Math.pow(2, 53);
+
+module.exports = RowDataPacket;
+function RowDataPacket() {
+}
+
+Object.defineProperty(RowDataPacket.prototype, 'parse', {
+  configurable : true,
+  enumerable   : false,
+  value        : parse
+});
+
+Object.defineProperty(RowDataPacket.prototype, '_typeCast', {
+  configurable : true,
+  enumerable   : false,
+  value        : typeCast
+});
+
+function parse(parser, fieldPackets, typeCast, nestTables, connection) {
+  var self = this;
+  var next = function () {
+    return self._typeCast(fieldPacket, parser, connection.config.timezone, connection.config.supportBigNumbers, connection.config.bigNumberStrings, connection.config.dateStrings);
+  };
+
+  for (var i = 0; i < fieldPackets.length; i++) {
+    var fieldPacket = fieldPackets[i];
+    var value;
+
+    if (typeof typeCast === 'function') {
+      value = typeCast.apply(connection, [ new Field({ packet: fieldPacket, parser: parser }), next ]);
+    } else {
+      value = (typeCast)
+        ? this._typeCast(fieldPacket, parser, connection.config.timezone, connection.config.supportBigNumbers, connection.config.bigNumberStrings, connection.config.dateStrings)
+        : ( (fieldPacket.charsetNr === Charsets.BINARY)
+          ? parser.parseLengthCodedBuffer()
+          : parser.parseLengthCodedString() );
+    }
+
+    if (typeof nestTables === 'string' && nestTables.length) {
+      this[fieldPacket.table + nestTables + fieldPacket.name] = value;
+    } else if (nestTables) {
+      this[fieldPacket.table] = this[fieldPacket.table] || {};
+      this[fieldPacket.table][fieldPacket.name] = value;
+    } else {
+      this[fieldPacket.name] = value;
+    }
+  }
+}
+
+function typeCast(field, parser, timeZone, supportBigNumbers, bigNumberStrings, dateStrings) {
+  var numberString;
+
+  switch (field.type) {
+    case Types.TIMESTAMP:
+    case Types.TIMESTAMP2:
+    case Types.DATE:
+    case Types.DATETIME:
+    case Types.DATETIME2:
+    case Types.NEWDATE:
+      var dateString = parser.parseLengthCodedString();
+
+      if (typeMatch(field.type, dateStrings)) {
+        return dateString;
+      }
+
+      if (dateString === null) {
+        return null;
+      }
+
+      var originalString = dateString;
+      if (field.type === Types.DATE) {
+        dateString += ' 00:00:00';
+      }
+
+      if (timeZone !== 'local') {
+        dateString += ' ' + timeZone;
+      }
+
+      var dt = new Date(dateString);
+      if (isNaN(dt.getTime())) {
+        return originalString;
+      }
+
+      return dt;
+    case Types.TINY:
+    case Types.SHORT:
+    case Types.LONG:
+    case Types.INT24:
+    case Types.YEAR:
+    case Types.FLOAT:
+    case Types.DOUBLE:
+      numberString = parser.parseLengthCodedString();
+      return (numberString === null || (field.zeroFill && numberString[0] === '0'))
+        ? numberString : Number(numberString);
+    case Types.NEWDECIMAL:
+    case Types.LONGLONG:
+      numberString = parser.parseLengthCodedString();
+      return (numberString === null || (field.zeroFill && numberString[0] === '0'))
+        ? numberString
+        : ((supportBigNumbers && (bigNumberStrings || (Number(numberString) >= IEEE_754_BINARY_64_PRECISION) || Number(numberString) <= -IEEE_754_BINARY_64_PRECISION))
+          ? numberString
+          : Number(numberString));
+    case Types.BIT:
+      return parser.parseLengthCodedBuffer();
+    case Types.STRING:
+    case Types.VAR_STRING:
+    case Types.TINY_BLOB:
+    case Types.MEDIUM_BLOB:
+    case Types.LONG_BLOB:
+    case Types.BLOB:
+      return (field.charsetNr === Charsets.BINARY)
+        ? parser.parseLengthCodedBuffer()
+        : parser.parseLengthCodedString();
+    case Types.GEOMETRY:
+      return parser.parseGeometryValue();
+    default:
+      return parser.parseLengthCodedString();
+  }
+}
+
+function typeMatch(type, list) {
+  if (Array.isArray(list)) {
+    return list.indexOf(Types[type]) !== -1;
+  } else {
+    return Boolean(list);
+  }
+}