| 1 | <?php |
| 2 | /* |
| 3 | * $Id: Sqlite.php 2702 2007-10-03 21:43:22Z Jonathan.Wage $ |
| 4 | * |
| 5 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 6 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 7 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 8 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 9 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 10 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 11 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 12 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 13 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 14 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 15 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 16 | * |
| 17 | * This software consists of voluntary contributions made by many individuals |
| 18 | * and is licensed under the LGPL. For more information, see |
| 19 | * <http://www.phpdoctrine.com>. |
| 20 | */ |
| 21 | Doctrine::autoload('Doctrine_Import'); |
| 22 | /** |
| 23 | * @package Doctrine |
| 24 | * @subpackage Import |
| 25 | * @license http://www.opensource.org/licenses/lgpl-license.php LGPL |
| 26 | * @author Konsta Vesterinen <kvesteri@cc.hut.fi> |
| 27 | * @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library) |
| 28 | * @version $Revision: 2702 $ |
| 29 | * @link www.phpdoctrine.com |
| 30 | * @since 1.0 |
| 31 | */ |
| 32 | class Doctrine_Import_Sqlite extends Doctrine_Import |
| 33 | { |
| 34 | /** |
| 35 | * lists all databases |
| 36 | * |
| 37 | * @return array |
| 38 | */ |
| 39 | public function listDatabases() |
| 40 | { |
| 41 | |
| 42 | } |
| 43 | /** |
| 44 | * lists all availible database functions |
| 45 | * |
| 46 | * @return array |
| 47 | */ |
| 48 | public function listFunctions() |
| 49 | { |
| 50 | |
| 51 | } |
| 52 | /** |
| 53 | * lists all database triggers |
| 54 | * |
| 55 | * @param string|null $database |
| 56 | * @return array |
| 57 | */ |
| 58 | public function listTriggers($database = null) |
| 59 | { |
| 60 | |
| 61 | } |
| 62 | /** |
| 63 | * lists all database sequences |
| 64 | * |
| 65 | * @param string|null $database |
| 66 | * @return array |
| 67 | */ |
| 68 | public function listSequences($database = null) |
| 69 | { |
| 70 | $query = "SELECT name FROM sqlite_master WHERE type='table' AND sql NOT NULL ORDER BY name"; |
| 71 | $tableNames = $this->conn->fetchColumn($query); |
| 72 | |
| 73 | $result = array(); |
| 74 | foreach ($tableNames as $tableName) { |
| 75 | if ($sqn = $this->conn->fixSequenceName($tableName, true)) { |
| 76 | $result[] = $sqn; |
| 77 | } |
| 78 | } |
| 79 | if ($this->conn->getAttribute(Doctrine::ATTR_PORTABILITY) & Doctrine::PORTABILITY_FIX_CASE) { |
| 80 | $result = array_map(($this->conn->getAttribute(Doctrine::ATTR_FIELD_CASE) == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result); |
| 81 | } |
| 82 | return $result; |
| 83 | } |
| 84 | /** |
| 85 | * lists table constraints |
| 86 | * |
| 87 | * @param string $table database table name |
| 88 | * @return array |
| 89 | */ |
| 90 | public function listTableConstraints($table) |
| 91 | { |
| 92 | $table = $this->conn->quote($table, 'text'); |
| 93 | |
| 94 | $query = "SELECT sql FROM sqlite_master WHERE type='index' AND "; |
| 95 | |
| 96 | if ($this->conn->getAttribute(Doctrine::ATTR_PORTABILITY) & Doctrine::PORTABILITY_FIX_CASE) { |
| 97 | $query .= 'LOWER(tbl_name) = ' . strtolower($table); |
| 98 | } else { |
| 99 | $query .= 'tbl_name = ' . $table; |
| 100 | } |
| 101 | $query .= ' AND sql NOT NULL ORDER BY name'; |
| 102 | $indexes = $this->conn->fetchColumn($query); |
| 103 | |
| 104 | $result = array(); |
| 105 | foreach ($indexes as $sql) { |
| 106 | if (preg_match("/^create unique index ([^ ]+) on /i", $sql, $tmp)) { |
| 107 | $index = $this->conn->fixIndexName($tmp[1]); |
| 108 | if ( ! empty($index)) { |
| 109 | $result[$index] = true; |
| 110 | } |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | if ($this->conn->getAttribute(Doctrine::ATTR_PORTABILITY) & Doctrine::PORTABILITY_FIX_CASE) { |
| 115 | $result = array_change_key_case($result, $this->conn->getAttribute(Doctrine::ATTR_FIELD_CASE)); |
| 116 | } |
| 117 | return array_keys($result); |
| 118 | } |
| 119 | /** |
| 120 | * lists table constraints |
| 121 | * |
| 122 | * @param string $table database table name |
| 123 | * @return array |
| 124 | */ |
| 125 | public function listTableColumns($table) |
| 126 | { |
| 127 | $sql = 'PRAGMA table_info(' . $table . ')'; |
| 128 | $result = $this->conn->fetchAll($sql); |
| 129 | |
| 130 | $description = array(); |
| 131 | $columns = array(); |
| 132 | foreach ($result as $key => $val) { |
| 133 | $val = array_change_key_case($val, CASE_LOWER); |
| 134 | $decl = $this->conn->dataDict->getPortableDeclaration($val); |
| 135 | |
| 136 | $description = array( |
| 137 | 'name' => $val['name'], |
| 138 | 'ntype' => $val['type'], |
| 139 | 'type' => $decl['type'][0], |
| 140 | 'alltypes' => $decl['type'], |
| 141 | 'notnull' => (bool) $val['notnull'], |
| 142 | 'default' => $val['dflt_value'], |
| 143 | 'primary' => (bool) $val['pk'], |
| 144 | 'length' => null, |
| 145 | 'scale' => null, |
| 146 | 'precision' => null, |
| 147 | 'unsigned' => null, |
| 148 | ); |
| 149 | $columns[$val['name']] = $description; |
| 150 | } |
| 151 | return $columns; |
| 152 | } |
| 153 | /** |
| 154 | * lists table constraints |
| 155 | * |
| 156 | * @param string $table database table name |
| 157 | * @return array |
| 158 | */ |
| 159 | public function listTableIndexes($table) |
| 160 | { |
| 161 | $sql = 'PRAGMA index_list(' . $table . ')'; |
| 162 | return $this->conn->fetchColumn($sql); |
| 163 | } |
| 164 | /** |
| 165 | * lists tables |
| 166 | * |
| 167 | * @param string|null $database |
| 168 | * @return array |
| 169 | */ |
| 170 | public function listTables($database = null) |
| 171 | { |
| 172 | $sql = "SELECT name FROM sqlite_master WHERE type = 'table' " |
| 173 | . "UNION ALL SELECT name FROM sqlite_temp_master " |
| 174 | . "WHERE type = 'table' ORDER BY name"; |
| 175 | |
| 176 | return $this->conn->fetchColumn($sql); |
| 177 | } |
| 178 | /** |
| 179 | * lists table triggers |
| 180 | * |
| 181 | * @param string $table database table name |
| 182 | * @return array |
| 183 | */ |
| 184 | public function listTableTriggers($table) |
| 185 | { |
| 186 | |
| 187 | } |
| 188 | /** |
| 189 | * lists table views |
| 190 | * |
| 191 | * @param string $table database table name |
| 192 | * @return array |
| 193 | */ |
| 194 | public function listTableViews($table) |
| 195 | { |
| 196 | $query = "SELECT name, sql FROM sqlite_master WHERE type='view' AND sql NOT NULL"; |
| 197 | $views = $db->fetchAll($query); |
| 198 | |
| 199 | $result = array(); |
| 200 | foreach ($views as $row) { |
| 201 | if (preg_match("/^create view .* \bfrom\b\s+\b{$table}\b /i", $row['sql'])) { |
| 202 | if ( ! empty($row['name'])) { |
| 203 | $result[$row['name']] = true; |
| 204 | } |
| 205 | } |
| 206 | } |
| 207 | return $result; |
| 208 | } |
| 209 | /** |
| 210 | * lists database users |
| 211 | * |
| 212 | * @return array |
| 213 | */ |
| 214 | public function listUsers() |
| 215 | { |
| 216 | |
| 217 | } |
| 218 | /** |
| 219 | * lists database views |
| 220 | * |
| 221 | * @param string|null $database |
| 222 | * @return array |
| 223 | */ |
| 224 | public function listViews($database = null) |
| 225 | { |
| 226 | $query = "SELECT name FROM sqlite_master WHERE type='view' AND sql NOT NULL"; |
| 227 | |
| 228 | return $this->conn->fetchColumn($query); |
| 229 | } |
| 230 | } |