├── LICENSE
├── README.md
└── php7-mysql.php


/LICENSE:
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 1 | MIT License
 2 | 
 3 | Copyright (c) 2017 Pavel Tzonkov
 4 | 
 5 | Permission is hereby granted, free of charge, to any person obtaining a copy
 6 | of this software and associated documentation files (the "Software"), to deal
 7 | in the Software without restriction, including without limitation the rights
 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 9 | copies of the Software, and to permit persons to whom the Software is
10 | furnished to do so, subject to the following conditions:
11 | 
12 | The above copyright notice and this permission notice shall be included in all
13 | copies or substantial portions of the Software.
14 | 
15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 | SOFTWARE.
22 | 


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/README.md:
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 1 | # php7-mysql
 2 | This PHP script emulates MySQL extension for PHP 7 using MySQLi extension
 3 | 
 4 | Just include the PHP file on top of your old application and it will work with old mysql_*() functions.
 5 | 
 6 | Not implemented functions:
 7 | * mysql_field_flags()
 8 | * mysql_list_processes()
 9 | * mysql_tablename()
10 | 


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/php7-mysql.php:
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  1 | <?php
  2 | 
  3 | /* This PHP script emulates MySQL extension for PHP 7 using MySQLi extension
  4 |  *
  5 |  * Just include this file on top of your old application and it will work
  6 |  * with old mysql_*() functions.
  7 |  *
  8 |  * If you already have a constant named MYSQL_LINK, you have to replace all
  9 |  * "MYSQL_LINK" strings in this file with suitable one. (e.g. "MYSQL_LINK_2")
 10 |  *
 11 |  * If you already use a function named mysql_link(), yo have to replace all
 12 |  * "mysql_link(" strings in this file with suitable one. (e.g. "mysql_link_2(")
 13 |  *
 14 |  * If you already have a global variable named dbl, you have to change the
 15 |  * value of the MYSQL_LINK constant.
 16 |  *
 17 |  * Note that the replaces must be case sensitive.
 18 |  *
 19 |  * Not implemented functions:
 20 |  *     mysql_field_flags()
 21 |  *     mysql_list_processes()
 22 |  *     mysql_tablename()
 23 |  *
 24 |  * Pavel Tzonkov (C)2017
 25 |  */
 26 | 
 27 | define('MYSQL_LINK', 'dbl');
 28 | $GLOBALS[MYSQL_LINK] = null;
 29 | 
 30 | function mysql_link($link=null) {
 31 |     return ($link === null) ? $GLOBALS[MYSQL_LINK] : $link;
 32 | }
 33 | 
 34 | function mysql_connect($host, $user, $pass) {
 35 |     $GLOBALS[MYSQL_LINK] = mysqli_connect($host, $user, $pass);
 36 |     return $GLOBALS[MYSQL_LINK];
 37 | }
 38 | 
 39 | function mysql_pconnect($host, $user, $pass) {
 40 |     return mysql_connect($host, $user, $pass);
 41 | }
 42 | 
 43 | function mysql_select_db($db, $link=null) {
 44 |     $link = mysql_link($link);
 45 |     return mysqli_select_db($link, $db);
 46 | }
 47 | 
 48 | function mysql_close($link=null) {
 49 |     $link = mysql_link($link);
 50 |     return mysqli_close($link);
 51 | }
 52 | 
 53 | function mysql_error($link=null) {
 54 |     $link = mysql_link($link);
 55 |     return mysqli_error($link);
 56 | }
 57 | 
 58 | function mysql_errno($link=null) {
 59 |     $link = mysql_link($link);
 60 |     return mysqli_errno($link);
 61 | }
 62 | 
 63 | function mysql_ping($link=null) {
 64 |     $link = mysql_link($link);
 65 |     return mysqli_ping($link);
 66 | }
 67 | 
 68 | function mysql_stat($link=null) {
 69 |     $link = mysql_link($link);
 70 |     return mysqli_stat($link);
 71 | }
 72 | 
 73 | function mysql_affected_rows($link=null) {
 74 |     $link = mysql_link($link);
 75 |     return mysqli_affected_rows($link);
 76 | }
 77 | 
 78 | function mysql_client_encoding($link=null) {
 79 |     $link = mysql_link($link);
 80 |     return mysqli_character_set_name($link);
 81 | }
 82 | 
 83 | function mysql_thread_id($link=null) {
 84 |     $link = mysql_link($link);
 85 |     return mysqli_thread_id($link);
 86 | }
 87 | 
 88 | function mysql_escape_string($string) {
 89 |     return mysql_real_escape_string($string);
 90 | }
 91 | 
 92 | function mysql_real_escape_string($string, $link=null) {
 93 |     $link = mysql_link($link);
 94 |     return mysqli_real_escape_string($link, $string);
 95 | }
 96 | 
 97 | function mysql_query($sql, $link=null) {
 98 |     $link = mysql_link($link);
 99 |     return mysqli_query($link, $sql);
100 | }
101 | 
102 | function mysql_unbuffered_query($sql, $link=null) {
103 |     $link = mysql_link($link);
104 |     return mysqli_query($link, $sql, MYSQLI_USE_RESULT);
105 | }
106 | 
107 | function mysql_set_charset($charset, $link=null){
108 |     $link = mysql_link($link);
109 |     return mysqli_set_charset($link, $charset);
110 | }
111 | 
112 | function mysql_get_host_info($link=null) {
113 |     $link = mysql_link($link);
114 |     return mysqli_get_host_info($link);
115 | }
116 | 
117 | function mysql_get_proto_info($link=null) {
118 |     $link = mysql_link($link);
119 |     return mysqli_get_proto_info($link);
120 | }
121 | 
122 | function mysql_get_server_info($link=null) {
123 |     $link = mysql_link($link);
124 |     return mysqli_get_server_info($link);
125 | }
126 | 
127 | function mysql_info($link=null) {
128 |     $link = mysql_link($link);
129 |     return mysqli_info($link);
130 | }
131 | 
132 | function mysql_get_client_info() {
133 |     $link = mysql_link();
134 |     return mysqli_get_client_info($link);
135 | }
136 | 
137 | function mysql_create_db($db, $link=null) {
138 |     $link = mysql_link($link);
139 |     $db = str_replace('`', '', mysqli_real_escape_string($link, $db));
140 |     return mysqli_query($link, "CREATE DATABASE `$db`");
141 | }
142 | 
143 | function mysql_drop_db($db, $link=null) {
144 |     $link = mysql_link($link);
145 |     $db = str_replace('`', '', mysqli_real_escape_string($link, $db));
146 |     return mysqli_query($link, "DROP DATABASE `$db`");
147 | }
148 | 
149 | function mysql_list_dbs($link=null) {
150 |     $link = mysql_link($link);
151 |     return mysqli_query($link, "SHOW DATABASES");
152 | }
153 | 
154 | function mysql_list_fields($db, $table, $link=null) {
155 |     $link = mysql_link($link);
156 |     $db = str_replace('`', '', mysqli_real_escape_string($link, $db));
157 |     $table = str_replace('`', '', mysqli_real_escape_string($link, $table));
158 |     return mysqli_query($link, "SHOW COLUMNS FROM `$db`.`$table`");
159 | }
160 | 
161 | function mysql_list_tables($db, $link=null) {
162 |     $link = mysql_link($link);
163 |     $db = str_replace('`', '', mysqli_real_escape_string($link, $db));
164 |     return mysqli_query($link, "SHOW TABLES FROM `$db`");
165 | }
166 | 
167 | function mysql_db_query($db, $sql, $link=null) {
168 |     $link = mysql_link($link);
169 |     mysqli_select_db($link, $db);
170 |     return mysqli_query($link, $sql);
171 | }
172 | 
173 | 
174 | 
175 | function mysql_fetch_row($qlink) {
176 |     return mysqli_fetch_row($qlink);
177 | }
178 | 
179 | function mysql_fetch_assoc($qlink) {
180 |     return mysqli_fetch_assoc($qlink);
181 | }
182 | 
183 | function mysql_fetch_array($qlink, $result=MYSQLI_BOTH) {
184 |     return mysqli_fetch_array($qlink, $result);
185 | }
186 | 
187 | function mysql_fetch_lengths($qlink) {
188 |     return mysqli_fetch_lengths($qlink);
189 | }
190 | 
191 | function mysql_insert_id($qlink) {
192 |     return mysqli_insert_id($qlink);
193 | }
194 | 
195 | function mysql_num_rows($qlink) {
196 |     return mysqli_num_rows($qlink);
197 | }
198 | 
199 | function mysql_num_fields($qlink) {
200 |     return mysqli_num_fields($qlink);
201 | }
202 | 
203 | function mysql_data_seek($qlink, $row) {
204 |     return mysqli_data_seek($qlink, $row);
205 | }
206 | 
207 | function mysql_field_seek($qlink, $offset) {
208 |     return mysqli_field_seek($qlink, $offset);
209 | }
210 | 
211 | function mysql_fetch_object($qlink, $class="stdClass", array $params=null) {
212 |     return ($params === null)
213 |         ? mysqli_fetch_object($qlink, $class)
214 |         : mysqli_fetch_object($qlink, $class, $params);
215 | }
216 | 
217 | function mysql_db_name($qlink, $row, $field='Database') {
218 |     mysqli_data_seek($qlink, $row);
219 |     $db = mysqli_fetch_assoc($qlink);
220 |     return $db[$field];
221 | }
222 | 
223 | function mysql_fetch_field($qlink, $offset=null) {
224 |     if ($offset !== null)
225 |         mysqli_field_seek($qlink, $offset);
226 |     return mysqli_fetch_field($qlink);
227 | }
228 | 
229 | function mysql_result($qlink, $offset, $field=0) {
230 |     if ($offset !== null)
231 |         mysqli_field_seek($qlink, $offset);
232 |     $row = mysqli_fetch_array($qlink);
233 |     return (!is_array($row) || !isset($row[$field]))
234 |         ? false
235 |         : $row[$field];
236 | }
237 | 
238 | function mysql_field_len($qlink, $offset) {
239 |     $field = mysqli_fetch_field_direct($qlink, $offset);
240 |     return is_object($field) ? $field->length : false;
241 | }
242 | 
243 | function mysql_field_name($qlink, $offset) {
244 |     $field = mysqli_fetch_field_direct($qlink, $offset);
245 |     if (!is_object($field))
246 |         return false;
247 | /**/return empty($field->orgname) ? $field->name : $field->orgname;
248 | }
249 | 
250 | function mysql_field_table($qlink, $offset) {
251 |     $field = mysqli_fetch_field_direct($qlink, $offset);
252 |     if (!is_object($field))
253 |         return false;
254 | /**/return empty($field->orgtable) ? $field->table : $field->orgtable;
255 | }
256 | 
257 | function mysql_field_type($qlink, $offset) {
258 |     $field = mysqli_fetch_field_direct($qlink, $offset);
259 |     return is_object($field) ? $field->type : false;
260 | }
261 | 
262 | function mysql_free_result($qlink) {
263 |     try {
264 |         mysqli_free_result($qlink);
265 |     } catch (Exception $e) {
266 |         return false;
267 |     }
268 |     return true;
269 | }
270 | 


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