File system/Db/Pdo/Postgres/Helper.php | Afterlogic WebMail Pro API

1:	<?php
2:	/**
3:	* This code is licensed under AGPLv3 license or Afterlogic Software License
4:	* if commercial version of the product was purchased.
5:	* For full statements of the licenses see LICENSE-AFTERLOGIC and LICENSE-AGPL3 files.
6:	*/
7:
8:	namespace Aurora\System\Db\Pdo\Postgres;
9:
10:	use Aurora\System\Db\Field;
11:	use Aurora\System\Db\Key;
12:
13:	/**
14:	* @license https://www.gnu.org/licenses/agpl-3.0.html AGPL-3.0
15:	* @license https://afterlogic.com/products/common-licensing Afterlogic Software License
16:	* @copyright Copyright (c) 2019, Afterlogic Corp.
17:	*
18:	* @package Api
19:	* @subpackage Db
20:	*/
21:	class Helper implements \Aurora\System\Db\IHelper
22:	{
23:	/**
24:	* @param string $sValue
25:	* @param bool $bWithOutQuote = false
26:	* @param bool $bSearch = false
27:	* @return string
28:	*/
29:	public function EscapeString($sValue, $bWithOutQuote = false, $bSearch = false)
30:	{
31:	$sResult = '';
32:	if ($bWithOutQuote) {
33:	$sResult = str_replace('\'', '\'\'', $sValue);
34:	} else {
35:	$sResult = 0 === strlen($sValue) ? '\'\'' : '\''.str_replace('\'', '\'\'', $sValue).'\'';
36:	}
37:
38:	if ($bSearch) {
39:	$sResult = str_replace(array("%", "_"), array("\\%", "\\_"), $sResult);
40:	}
41:
42:	return $sResult;
43:	}
44:
45:	/**
46:	* @param string $sValue
47:	* @return string
48:	*/
49:	public function EscapeColumn($sValue)
50:	{
51:	return '"'.str_replace('"', '\\"', trim($sValue)).'"';
52:	}
53:
54:	/**
55:	* @param int $iTimeStamp
56:	* @param bool $bAsInsert = false
57:	* @return string
58:	*/
59:	public function TimeStampToDateFormat($iTimeStamp, $bAsInsert = false)
60:	{
61:	$sResult = (string) gmdate('Y-m-d H:i:s', $iTimeStamp);
62:	return ($bAsInsert) ? $this->UpdateDateFormat($sResult) : $sResult;
63:	}
64:
65:	/**
66:	* @param string $sFieldName
67:	* @return string
68:	*/
69:	public function GetDateFormat($sFieldName)
70:	{
71:	return 'DATE_FORMAT('.$sFieldName.', "%Y-%m-%d %T")';
72:	}
73:
74:	/**
75:	* @param string $sFieldName
76:	* @return string
77:	*/
78:	public function UpdateDateFormat($sFieldName)
79:	{
80:	return $this->EscapeString($sFieldName);
81:	}
82:
83:	/**
84:	* @return bool
85:	*/
86:	public function UseSingleIndexRequest()
87:	{
88:	return true;
89:	}
90:
91:	/**
92:	* @return string
93:	*/
94:	public function DropIndexRequest($sIndexesName, $sTableName)
95:	{
96:	return sprintf('DROP INDEX %s', $sIndexesName);
97:	}
98:
99:	/**
100:	* @return string
101:	*/
102:	public function CreateIndexRequest($iIndexType, $sTableName, $sIndexName, $aFields)
103:	{
104:	$sResult = '';
105:	if (Key::TYPE_INDEX === $iIndexType) {
106:	$aValues = array_map(array(&$this, 'EscapeColumn'), $aFields);
107:	$sResult = 'CREATE INDEX '.$this->EscapeColumn($sIndexName).
108:	' ON '.$sTableName.' ('.implode(', ', $aValues).')';
109:	} elseif (Key::TYPE_UNIQUE_KEY === $iIndexType) {
110:	$aValues = array_map(array(&$this, 'EscapeColumn'), $aFields);
111:	$sResult = 'CREATE UNIQUE INDEX '.$this->EscapeColumn($sIndexName).
112:	' ON '.$sTableName.' ('.implode(', ', $aValues).')';
113:	}
114:
115:	return $sResult;
116:	}
117:
118:	/**
119:	* @param string $sName
120:	* @param int $iFieldType
121:	* @return string
122:	*/
123:	public function FieldToString($sName, $iFieldType, $mDefault = null, $iCustomLen = null, $bNotNullWithOutDefault = false)
124:	{
125:	$sResult = $this->EscapeColumn($sName).' ';
126:	switch ($iFieldType) {
127:	case Field::AUTO_INT:
128:	$sResult .= 'serial NOT NULL';
129:	break;
130:	case Field::AUTO_INT_BIG:
131:	$sResult .= 'bigserial NOT NULL';
132:	break;
133:	case Field::AUTO_INT_UNSIGNED:
134:	$sResult .= 'serial NOT NULL';
135:	break;
136:	case Field::AUTO_INT_BIG_UNSIGNED:
137:	$sResult .= 'bigserial NOT NULL';
138:	break;
139:
140:	case Field::BIT:
141:	$sResult .= 'smallint';
142:	break;
143:	case Field::INT:
144:	$sResult .= 'integer';
145:	break;
146:	case Field::INT_UNSIGNED:
147:	$sResult .= 'bigint';
148:	break;
149:	case Field::INT_SHORT:
150:	$sResult .= 'smallint';
151:	break;
152:	case Field::INT_SHORT_SMALL:
153:	$sResult .= 'smallint';
154:	break;
155:	case Field::INT_SMALL:
156:	$sResult .= 'integer';
157:	break;
158:	case Field::INT_BIG:
159:	$sResult .= 'bigint';
160:	break;
161:	case Field::INT_UNSIGNED:
162:	$sResult .= 'bigint';
163:	break;
164:	case Field::INT_BIG_UNSIGNED:
165:	$sResult .= 'bigint';
166:	break;
167:
168:	case Field::CHAR:
169:	$sResult .= 'varchar(1)';
170:	break;
171:	case Field::VAR_CHAR:
172:	$sResult .= (null === $iCustomLen)
173:	? 'varchar(255)' : 'varchar('.((int) $iCustomLen).')';
174:	break;
175:	case Field::TEXT:
176:	$sResult .= 'text';
177:	break;
178:	case Field::TEXT_LONG:
179:	$sResult .= 'text';
180:	break;
181:	case Field::TEXT_MEDIUM:
182:	$sResult .= 'text';
183:	break;
184:	case Field::BLOB:
185:	$sResult .= 'bytea';
186:	break;
187:	case Field::BLOB_LONG:
188:	$sResult .= 'bytea';
189:	break;
190:
191:	case Field::DATETIME:
192:	$sResult .= 'timestamp';
193:	break;
194:	}
195:
196:	if (in_array($iFieldType, array(Field::AUTO_INT, Field::AUTO_INT_BIG,
197:	Field::AUTO_INT_UNSIGNED, Field::AUTO_INT_BIG_UNSIGNED,
198:	Field::TEXT, Field::TEXT_LONG, Field::BLOB, Field::BLOB_LONG))) {
199:	// no need default
200:	} elseif (null !== $mDefault) {
201:	$sResult .= ' NOT NULL default ';
202:	if (is_string($mDefault)) {
203:	$sResult .= $this->EscapeString($mDefault);
204:	} elseif (is_numeric($mDefault)) {
205:	$sResult .= (string) $mDefault;
206:	}
207:	} else {
208:	$sResult .= $bNotNullWithOutDefault ? ' NOT NULL' : ' default NULL';
209:	}
210:
211:	return trim($sResult);
212:	}
213:
214:	/**
215:	* @return string
216:	*/
217:	public function CreateTableLastLine()
218:	{
219:	return '';
220:	}
221:
222:	/**
223:	* @return string
224:	*/
225:	public function GenerateLastIdSeq($sTableName, $sFiledName)
226:	{
227:	return \strtolower($sTableName.'_'.$sFiledName.'_seq');
228:	}
229:	}
230:

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