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2c445a8 Extensibility basics
jakubvrana authored
1 <?php
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2 // any method change in this file should be transferred to editor/include/adminer.inc.php and plugins/plugin.php
3
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4 class Adminer {
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5 /** @var array operators used in select, null for all operators */
6 var $operators;
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7
8 /** Name in title and navigation
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9 * @return string HTML code
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10 */
11 function name() {
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12 return "<a href='http://www.adminer.org/' id='h1'>Adminer</a>";
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13 }
14
15 /** Connection parameters
16 * @return array ($server, $username, $password)
17 */
18 function credentials() {
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19 return array(SERVER, $_GET["username"], get_session("pwds"));
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20 }
21
95b4ea4 Permanent login
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22 /** Get key used for permanent login
23 * @return string cryptic string which gets combined with password
24 */
25 function permanentLogin() {
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26 return password_file();
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27 }
28
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29 /** Identifier of selected database
30 * @return string
31 */
32 function database() {
3022dcb Define DB
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33 // should be used everywhere instead of DB
34 return DB;
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35 }
36
c7f1a63 Jakub Vrána Extensible list of databases
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37 /** Get cached list of databases
38 * @param bool
39 * @return array
40 */
41 function databases($flush = true) {
42 return get_databases($flush);
43 }
44
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45 /** Headers to send before HTML output
0f00277 Jakub Vrána Easier sending of default headers (customization)
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46 * @return bool true to send security headers
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47 */
48 function headers() {
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49 return true;
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50 }
51
d8cba0e Jakub Vrána Allow own code in <head> (thanks to Nikolaj Vasilcuk)
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52 /** Print HTML code inside <head>
53 * @return bool true to link adminer.css if exists
54 */
55 function head() {
56 return true;
57 }
58
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59 /** Print login form
60 * @return null
61 */
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62 function loginForm() {
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63 global $drivers;
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64 ?>
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65 <table cellspacing="0">
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66 <tr><th><?php echo lang('System'); ?><td><?php echo html_select("auth[driver]", $drivers, DRIVER, "loginDriver(this);"); ?>
67 <tr><th><?php echo lang('Server'); ?><td><input name="auth[server]" value="<?php echo h(SERVER); ?>" title="hostname[:port]">
68 <tr><th><?php echo lang('Username'); ?><td><input id="username" name="auth[username]" value="<?php echo h($_GET["username"]); ?>">
69 <tr><th><?php echo lang('Password'); ?><td><input type="password" name="auth[password]">
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70 <tr><th><?php echo lang('Database'); ?><td><input name="auth[db]" value="<?php echo h($_GET["db"]); ?>">
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71 </table>
4269b7b Auto-focus user-name in login form
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72 <script type="text/javascript">
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73 var username = document.getElementById('username');
74 username.focus();
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75 username.form['auth[driver]'].onchange();
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76 </script>
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77 <?php
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78 echo "<p><input type='submit' value='" . lang('Login') . "'>\n";
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79 echo checkbox("auth[permanent]", 1, $_COOKIE["adminer_permanent"], lang('Permanent login')) . "\n";
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80 }
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81
82 /** Authorize the user
83 * @param string
84 * @param string
85 * @return bool
86 */
87 function login($login, $password) {
88 return true;
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89 }
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90
91 /** Table caption used in navigation and headings
92 * @param array result of SHOW TABLE STATUS
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93 * @return string HTML code, "" to ignore table
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94 */
95 function tableName($tableStatus) {
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96 return h($tableStatus["Name"]);
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97 }
98
99 /** Field caption used in select and edit
100 * @param array single field returned from fields()
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101 * @param int order of column in select
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102 * @return string HTML code, "" to ignore field
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103 */
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104 function fieldName($field, $order = 0) {
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105 return '<span title="' . h($field["full_type"]) . '">' . h($field["field"]) . '</span>';
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106 }
107
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108 /** Print links after select heading
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109 * @param array result of SHOW TABLE STATUS
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110 * @param string new item options, NULL for no new item
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111 * @return null
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112 */
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113 function selectLinks($tableStatus, $set = "") {
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114 echo '<p class="tabs">';
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115 $links = array("select" => lang('Select data'), "table" => lang('Show structure'));
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116 if (is_view($tableStatus)) {
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117 $links["view"] = lang('Alter view');
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118 } else {
119 $links["create"] = lang('Alter table');
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120 }
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121 if ($set !== null) {
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122 $links["edit"] = lang('New item');
123 }
124 foreach ($links as $key => $val) {
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125 echo " <a href='" . h(ME) . "$key=" . urlencode($tableStatus["Name"]) . ($key == "edit" ? $set : "") . "'" . bold(isset($_GET[$key])) . ">$val</a>";
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126 }
127 echo "\n";
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128 }
129
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130 /** Get foreign keys for table
131 * @param string
132 * @return array same format as foreign_keys()
133 */
134 function foreignKeys($table) {
135 return foreign_keys($table);
136 }
137
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138 /** Find backward keys for table
139 * @param string
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140 * @param string
141 * @return array $return[$target_table]["keys"][$key_name][$target_column] = $source_column; $return[$target_table]["name"] = $this->tableName($target_table);
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142 */
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143 function backwardKeys($table, $tableName) {
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144 return array();
145 }
146
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147 /** Print backward keys for row
148 * @param array result of $this->backwardKeys()
149 * @param array
150 * @return null
151 */
152 function backwardKeysPrint($backwardKeys, $row) {
153 }
154
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155 /** Query printed in select before execution
156 * @param string query to be executed
157 * @return string
158 */
159 function selectQuery($query) {
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160 global $jush;
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161 return "<p><a href='" . h(remove_from_uri("page")) . "&amp;page=last' title='" . lang('Last page') . "'>&gt;&gt;</a> <code class='jush-$jush'>" . h(str_replace("\n", " ", $query)) . "</code> <a href='" . h(ME) . "sql=" . urlencode($query) . "'>" . lang('Edit') . "</a></p>\n"; // </p> - required for IE9 inline edit
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162 }
163
164 /** Description of a row in a table
165 * @param string
166 * @return string SQL expression, empty string for no description
167 */
168 function rowDescription($table) {
169 return "";
170 }
171
172 /** Get descriptions of selected data
173 * @param array all data to print
174 * @param array
175 * @return array
176 */
177 function rowDescriptions($rows, $foreignKeys) {
178 return $rows;
179 }
180
181 /** Value printed in select table
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182 * @param string HTML-escaped value to print
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183 * @param string link to foreign key
184 * @param array single field returned from fields()
185 * @return string
186 */
187 function selectVal($val, $link, $field) {
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188 $return = ($val === null ? "<i>NULL</i>" : (ereg("char|binary", $field["type"]) && !ereg("var", $field["type"]) ? "<code>$val</code>" : $val));
5a73c01 Jakub Vrána Treat binary type as hex
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189 if (ereg('blob|bytea|raw|file', $field["type"]) && !is_utf8($val)) {
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190 $return = lang('%d byte(s)', strlen($val));
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191 }
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192 return ($link ? "<a href='$link'>$return</a>" : $return);
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193 }
194
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195 /** Value conversion used in select and edit
196 * @param string
197 * @param array single field returned from fields()
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198 * @return string
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199 */
200 function editVal($val, $field) {
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201 return (ereg("binary", $field["type"]) ? reset(unpack("H*", $val)) : $val);
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202 }
203
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204 /** Print columns box in select
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205 * @param array result of selectColumnsProcess()[0]
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206 * @param array selectable columns
207 * @return null
208 */
209 function selectColumnsPrint($select, $columns) {
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210 global $functions, $grouping;
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211 print_fieldset("select", lang('Select'), $select);
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212 $i = 0;
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213 $fun_group = array(lang('Functions') => $functions, lang('Aggregation') => $grouping);
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214 foreach ($select as $key => $val) {
215 $val = $_GET["columns"][$key];
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216 echo "<div>" . html_select("columns[$i][fun]", array(-1 => "") + $fun_group, $val["fun"]);
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217 echo "(<select name='columns[$i][col]' onchange='selectFieldChange(this.form);'><option>" . optionlist($columns, $val["col"], true) . "</select>)</div>\n";
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218 $i++;
219 }
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220 echo "<div>" . html_select("columns[$i][fun]", array(-1 => "") + $fun_group, "", "this.nextSibling.nextSibling.onchange();");
221 echo "(<select name='columns[$i][col]' onchange='selectAddRow(this);'><option>" . optionlist($columns, null, true) . "</select>)</div>\n";
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222 echo "</div></fieldset>\n";
223 }
224
225 /** Print search box in select
226 * @param array result of selectSearchProcess()
227 * @param array selectable columns
228 * @param array
229 * @return null
230 */
231 function selectSearchPrint($where, $columns, $indexes) {
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232 print_fieldset("search", lang('Search'), $where);
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233 foreach ($indexes as $i => $index) {
234 if ($index["type"] == "FULLTEXT") {
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235 echo "(<i>" . implode("</i>, <i>", array_map('h', $index["columns"])) . "</i>) AGAINST";
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236 echo " <input name='fulltext[$i]' value='" . h($_GET["fulltext"][$i]) . "' onchange='selectFieldChange(this.form);'>";
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237 echo checkbox("boolean[$i]", 1, isset($_GET["boolean"][$i]), "BOOL");
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238 echo "<br>\n";
239 }
240 }
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241 $_GET["where"] = (array) $_GET["where"];
242 reset($_GET["where"]);
243 $change_next = "this.nextSibling.onchange();";
244 for ($i = 0; $i <= count($_GET["where"]); $i++) {
245 list(, $val) = each($_GET["where"]);
246 if (!$val || ("$val[col]$val[val]" != "" && in_array($val["op"], $this->operators))) {
247 echo "<div><select name='where[$i][col]' onchange='$change_next'><option value=''>(" . lang('anywhere') . ")" . optionlist($columns, $val["col"], true) . "</select>";
248 echo html_select("where[$i][op]", $this->operators, $val["op"], $change_next);
249 echo "<input name='where[$i][val]' value='" . h($val["val"]) . "' onchange='" . ($val ? "selectFieldChange(this.form)" : "selectAddRow(this)") . ";'></div>\n";
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250 }
251 }
252 echo "</div></fieldset>\n";
253 }
254
255 /** Print order box in select
256 * @param array result of selectOrderProcess()
257 * @param array selectable columns
258 * @param array
259 * @return null
260 */
261 function selectOrderPrint($order, $columns, $indexes) {
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262 print_fieldset("sort", lang('Sort'), $order);
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263 $i = 0;
264 foreach ((array) $_GET["order"] as $key => $val) {
265 if (isset($columns[$val])) {
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266 echo "<div><select name='order[$i]' onchange='selectFieldChange(this.form);'><option>" . optionlist($columns, $val, true) . "</select>";
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267 echo checkbox("desc[$i]", 1, isset($_GET["desc"][$key]), lang('descending')) . "</div>\n";
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268 $i++;
269 }
270 }
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271 echo "<div><select name='order[$i]' onchange='selectAddRow(this);'><option>" . optionlist($columns, null, true) . "</select>";
e25e780 Jakub Vrána DESC labels (bug #3192356)
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272 echo "<label><input type='checkbox' name='desc[$i]' value='1'>" . lang('descending') . "</label></div>\n"; // not checkbox() to allow selectAddRow()
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273 echo "</div></fieldset>\n";
274 }
275
276 /** Print limit box in select
277 * @param string result of selectLimitProcess()
278 * @return null
279 */
280 function selectLimitPrint($limit) {
281 echo "<fieldset><legend>" . lang('Limit') . "</legend><div>"; // <div> for easy styling
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282 echo "<input name='limit' size='3' value='" . h($limit) . "' onchange='selectFieldChange(this.form);'>";
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283 echo "</div></fieldset>\n";
284 }
285
286 /** Print text length box in select
287 * @param string result of selectLengthProcess()
288 * @return null
289 */
290 function selectLengthPrint($text_length) {
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291 if ($text_length !== null) {
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292 echo "<fieldset><legend>" . lang('Text length') . "</legend><div>";
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293 echo '<input name="text_length" size="3" value="' . h($text_length) . '">';
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294 echo "</div></fieldset>\n";
295 }
296 }
297
298 /** Print action box in select
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299 * @param array
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300 * @return null
301 */
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302 function selectActionPrint($indexes) {
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303 echo "<fieldset><legend>" . lang('Action') . "</legend><div>";
304 echo "<input type='submit' value='" . lang('Select') . "'>";
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305 echo " <span id='noindex' title='" . lang('Full table scan') . "'></span>";
306 echo "<script type='text/javascript'>\n";
307 echo "var indexColumns = ";
308 $columns = array();
309 foreach ($indexes as $index) {
310 if ($index["type"] != "FULLTEXT") {
311 $columns[reset($index["columns"])] = 1;
312 }
313 }
314 $columns[""] = 1;
315 foreach ($columns as $key => $val) {
316 json_row($key);
317 }
318 echo ";\n";
319 echo "selectFieldChange(document.getElementById('form'));\n";
320 echo "</script>\n";
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321 echo "</div></fieldset>\n";
322 }
323
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324 /** Print command box in select
325 * @return bool whether to print default commands
326 */
327 function selectCommandPrint() {
328 return !information_schema(DB);
329 }
330
331 /** Print import box in select
332 * @return bool whether to print default import
333 */
334 function selectImportPrint() {
335 return true;
336 }
337
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338 /** Print extra text in the end of a select form
339 * @param array fields holding e-mails
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340 * @param array selectable columns
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341 * @return null
342 */
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343 function selectEmailPrint($emailFields, $columns) {
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344 }
345
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346 /** Process columns box in select
347 * @param array selectable columns
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348 * @param array
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349 * @return array (array(select_expressions), array(group_expressions))
350 */
351 function selectColumnsProcess($columns, $indexes) {
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352 global $functions, $grouping;
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353 $select = array(); // select expressions, empty for *
354 $group = array(); // expressions without aggregation - will be used for GROUP BY if an aggregation function is used
355 foreach ((array) $_GET["columns"] as $key => $val) {
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356 if ($val["fun"] == "count" || (isset($columns[$val["col"]]) && (!$val["fun"] || in_array($val["fun"], $functions) || in_array($val["fun"], $grouping)))) {
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357 $select[$key] = apply_sql_function($val["fun"], (isset($columns[$val["col"]]) ? idf_escape($val["col"]) : "*"));
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358 if (!in_array($val["fun"], $grouping)) {
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359 $group[] = $select[$key];
360 }
361 }
362 }
363 return array($select, $group);
364 }
365
366 /** Process search box in select
367 * @param array
368 * @param array
369 * @return array expressions to join by AND
370 */
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371 function selectSearchProcess($fields, $indexes) {
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372 global $jush;
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373 $return = array();
374 foreach ($indexes as $i => $index) {
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375 if ($index["type"] == "FULLTEXT" && $_GET["fulltext"][$i] != "") {
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376 $return[] = "MATCH (" . implode(", ", array_map('idf_escape', $index["columns"])) . ") AGAINST (" . q($_GET["fulltext"][$i]) . (isset($_GET["boolean"][$i]) ? " IN BOOLEAN MODE" : "") . ")";
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377 }
378 }
379 foreach ((array) $_GET["where"] as $val) {
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380 if ("$val[col]$val[val]" != "" && in_array($val["op"], $this->operators)) {
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381 $cond = " $val[op]";
382 if (ereg('IN$', $val["op"])) {
383 $in = process_length($val["val"]);
384 $cond .= " (" . ($in != "" ? $in : "NULL") . ")";
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385 } elseif (!$val["op"]) {
386 $cond .= $val["val"]; // SQL injection
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387 } elseif ($val["op"] == "LIKE %%") {
388 $cond = " LIKE " . $this->processInput($fields[$val["col"]], "%$val[val]%");
389 } elseif (!ereg('NULL$', $val["op"])) {
390 $cond .= " " . $this->processInput($fields[$val["col"]], $val["val"]);
391 }
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392 if ($val["col"] != "") {
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393 $return[] = idf_escape($val["col"]) . $cond;
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394 } else {
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395 // find anywhere
396 $cols = array();
397 foreach ($fields as $name => $field) {
398 if (is_numeric($val["val"]) || !ereg('int|float|double|decimal', $field["type"])) {
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399 $name = idf_escape($name);
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400 $cols[] = ($jush == "sql" && ereg('char|text|enum|set', $field["type"]) && !ereg('^utf8', $field["collation"]) ? "CONVERT($name USING utf8)" : $name);
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401 }
402 }
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403 $return[] = ($cols ? "(" . implode("$cond OR ", $cols) . "$cond)" : "0");
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404 }
405 }
406 }
407 return $return;
408 }
409
410 /** Process order box in select
411 * @param array
412 * @param array
413 * @return array expressions to join by comma
414 */
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415 function selectOrderProcess($fields, $indexes) {
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416 $return = array();
417 foreach ((array) $_GET["order"] as $key => $val) {
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418 if (isset($fields[$val]) || preg_match('~^((COUNT\\(DISTINCT |[A-Z0-9_]+\\()(`(?:[^`]|``)+`|"(?:[^"]|"")+")\\)|COUNT\\(\\*\\))$~', $val)) { //! MS SQL uses []
419 $return[] = (isset($fields[$val]) ? idf_escape($val) : $val) . (isset($_GET["desc"][$key]) ? " DESC" : "");
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420 }
421 }
422 return $return;
423 }
424
425 /** Process limit box in select
426 * @return string expression to use in LIMIT, will be escaped
427 */
428 function selectLimitProcess() {
429 return (isset($_GET["limit"]) ? $_GET["limit"] : "30");
430 }
431
432 /** Process length box in select
433 * @return string number of characters to shorten texts, will be escaped
434 */
435 function selectLengthProcess() {
436 return (isset($_GET["text_length"]) ? $_GET["text_length"] : "100");
437 }
438
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439 /** Process extras in select form
440 * @param array AND conditions
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441 * @param array
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442 * @return bool true if processed, false to process other parts of form
443 */
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444 function selectEmailProcess($where, $foreignKeys) {
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445 return false;
446 }
447
448 /** Query printed after execution in the message
449 * @param string executed query
450 * @return string
451 */
452 function messageQuery($query) {
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453 global $jush;
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454 static $count = 0;
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455 restart_session();
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456 $id = "sql-" . ($count++);
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457 $history = &get_session("queries");
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458 if (strlen($query) > 1e6) {
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459 $query = ereg_replace('[\x80-\xFF]+$', '', substr($query, 0, 1e6)) . "\n..."; // [\x80-\xFF] - valid UTF-8, \n - can end by one-line comment
460 }
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461 $history[$_GET["db"]][] = array($query, time()); // not DB - $_GET["db"] is changed in database.inc.php //! respect $_GET["ns"]
462 return " <span class='time'>" . @date("H:i:s") . "</span> <a href='#$id' onclick=\"return !toggle('$id');\">" . lang('SQL command') . "</a><div id='$id' class='hidden'><pre><code class='jush-$jush'>" . shorten_utf8($query, 1000) . '</code></pre><p><a href="' . h(str_replace("db=" . urlencode(DB), "db=" . urlencode($_GET["db"]), ME) . 'sql=&history=' . (count($history[$_GET["db"]]) - 1)) . '">' . lang('Edit') . '</a></div>'; // @ - time zone may be not set
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463 }
464
465 /** Functions displayed in edit form
466 * @param array single field from fields()
467 * @return array
468 */
469 function editFunctions($field) {
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470 global $edit_functions;
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471 $return = ($field["null"] ? "NULL/" : "");
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472 foreach ($edit_functions as $key => $functions) {
473 if (!$key || (!isset($_GET["call"]) && (isset($_GET["select"]) || where($_GET)))) { // relative functions
474 foreach ($functions as $pattern => $val) {
475 if (!$pattern || ereg($pattern, $field["type"])) {
476 $return .= "/$val";
477 }
478 }
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479 if ($key && !ereg('set|blob|bytea|raw|file', $field["type"])) {
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480 $return .= "/=";
481 }
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482 }
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483 }
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484 return explode("/", $return);
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485 }
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486
487 /** Get options to display edit field
488 * @param string table name
489 * @param array single field from fields()
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490 * @param string attributes to use inside the tag
491 * @param string
492 * @return string custom input field or empty string for default
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493 */
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494 function editInput($table, $field, $attrs, $value) {
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495 if ($field["type"] == "enum") {
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496 return (isset($_GET["select"]) ? "<label><input type='radio'$attrs value='-1' checked><i>" . lang('original') . "</i></label> " : "")
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497 . ($field["null"] ? "<label><input type='radio'$attrs value=''" . ($value !== null || isset($_GET["select"]) ? "" : " checked") . "><i>NULL</i></label> " : "")
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498 . enum_input("radio", $attrs, $field, $value, 0) // 0 - empty
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499 ;
500 }
501 return "";
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502 }
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503
504 /** Process sent input
505 * @param array single field from fields()
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506 * @param string
507 * @param string
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508 * @return string expression to use in a query
509 */
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510 function processInput($field, $value, $function = "") {
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511 if ($function == "=") {
512 return $value; // SQL injection
513 }
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514 $name = $field["field"];
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515 $return = ($field["type"] == "bit" && ereg("^([0-9]+|b'[0-1]+')\$", $value) ? $value : q($value));
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516 if (ereg('^(now|getdate|uuid)$', $function)) {
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517 $return = "$function()";
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518 } elseif (ereg('^current_(date|timestamp)$', $function)) {
519 $return = $function;
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520 } elseif (ereg('^([+-]|\\|\\|)$', $function)) {
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521 $return = idf_escape($name) . " $function $return";
522 } elseif (ereg('^[+-] interval$', $function)) {
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523 $return = idf_escape($name) . " $function " . (preg_match("~^(\\d+|'[0-9.: -]') [A-Z_]+$~i", $value) ? $value : $return);
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524 } elseif (ereg('^(addtime|subtime|concat)$', $function)) {
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525 $return = "$function(" . idf_escape($name) . ", $return)";
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526 } elseif (ereg('^(md5|sha1|password|encrypt|hex)$', $function)) {
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527 $return = "$function($return)";
528 }
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529 if (ereg("binary", $field["type"])) {
530 $return = "unhex($return)";
531 }
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532 return $return;
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533 }
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534
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535 /** Returns export output options
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536 * @return array
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537 */
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538 function dumpOutput() {
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539 $return = array('text' => lang('open'), 'file' => lang('save'));
540 if (function_exists('gzencode')) {
541 $return['gz'] = 'gzip';
542 }
543 if (function_exists('bzcompress')) {
544 $return['bz2'] = 'bzip2';
545 }
546 // ZipArchive requires temporary file, ZIP can be created by gzcompress - see PEAR File_Archive
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547 return $return;
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548 }
549
550 /** Returns export format options
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551 * @return array empty to disable export
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552 */
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553 function dumpFormat() {
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554 return array('sql' => 'SQL', 'csv' => 'CSV,', 'csv;' => 'CSV;', 'tsv' => 'TSV');
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555 }
556
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557 /** Export table structure
558 * @param string
559 * @param string
560 * @param bool
561 * @return null prints data
562 */
563 function dumpTable($table, $style, $is_view = false) {
564 if ($_POST["format"] != "sql") {
565 echo "\xef\xbb\xbf"; // UTF-8 byte order mark
566 if ($style) {
567 dump_csv(array_keys(fields($table)));
568 }
569 } elseif ($style) {
570 $create = create_sql($table, $_POST["auto_increment"]);
571 if ($create) {
572 if ($style == "DROP+CREATE") {
573 echo "DROP " . ($is_view ? "VIEW" : "TABLE") . " IF EXISTS " . table($table) . ";\n";
574 }
575 if ($is_view) {
576 // remove DEFINER with current user
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577 $create = preg_replace('~^([A-Z =]+) DEFINER=`' . preg_replace('~@(.*)~', '`@`(%|\\1)', logged_user()) . '`~', '\\1', $create); //! proper escaping of user
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578 }
579 echo ($style != "CREATE+ALTER" ? $create : ($is_view ? substr_replace($create, " OR REPLACE", 6, 0) : substr_replace($create, " IF NOT EXISTS", 12, 0))) . ";\n\n";
580 }
581 if ($style == "CREATE+ALTER" && !$is_view) {
582 // create procedure which iterates over original columns and adds new and removes old
583 $query = "SELECT COLUMN_NAME, COLUMN_DEFAULT, IS_NULLABLE, COLLATION_NAME, COLUMN_TYPE, EXTRA, COLUMN_COMMENT FROM information_schema.COLUMNS WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = " . q($table) . " ORDER BY ORDINAL_POSITION";
584 echo "DELIMITER ;;
585 CREATE PROCEDURE adminer_alter (INOUT alter_command text) BEGIN
586 DECLARE _column_name, _collation_name, after varchar(64) DEFAULT '';
587 DECLARE _column_type, _column_default text;
588 DECLARE _is_nullable char(3);
589 DECLARE _extra varchar(30);
590 DECLARE _column_comment varchar(255);
591 DECLARE done, set_after bool DEFAULT 0;
592 DECLARE add_columns text DEFAULT '";
593 $fields = array();
594 $after = "";
595 foreach (get_rows($query) as $row) {
596 $default = $row["COLUMN_DEFAULT"];
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597 $row["default"] = ($default !== null ? q($default) : "NULL");
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598 $row["after"] = q($after); //! rgt AFTER lft, lft AFTER id doesn't work
599 $row["alter"] = escape_string(idf_escape($row["COLUMN_NAME"])
600 . " $row[COLUMN_TYPE]"
601 . ($row["COLLATION_NAME"] ? " COLLATE $row[COLLATION_NAME]" : "")
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602 . ($default !== null ? " DEFAULT " . ($default == "CURRENT_TIMESTAMP" ? $default : $row["default"]) : "")
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603 . ($row["IS_NULLABLE"] == "YES" ? "" : " NOT NULL")
604 . ($row["EXTRA"] ? " $row[EXTRA]" : "")
605 . ($row["COLUMN_COMMENT"] ? " COMMENT " . q($row["COLUMN_COMMENT"]) : "")
606 . ($after ? " AFTER " . idf_escape($after) : " FIRST")
607 );
608 echo ", ADD $row[alter]";
609 $fields[] = $row;
610 $after = $row["COLUMN_NAME"];
611 }
612 echo "';
613 DECLARE columns CURSOR FOR $query;
614 DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = 1;
615 SET @alter_table = '';
616 OPEN columns;
617 REPEAT
618 FETCH columns INTO _column_name, _column_default, _is_nullable, _collation_name, _column_type, _extra, _column_comment;
619 IF NOT done THEN
620 SET set_after = 1;
621 CASE _column_name";
622 foreach ($fields as $row) {
623 echo "
624 WHEN " . q($row["COLUMN_NAME"]) . " THEN
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625 SET add_columns = REPLACE(add_columns, ', ADD $row[alter]', IF(
626 _column_default <=> $row[default] AND _is_nullable = '$row[IS_NULLABLE]' AND _collation_name <=> " . (isset($row["COLLATION_NAME"]) ? "'$row[COLLATION_NAME]'" : "NULL") . " AND _column_type = " . q($row["COLUMN_TYPE"]) . " AND _extra = '$row[EXTRA]' AND _column_comment = " . q($row["COLUMN_COMMENT"]) . " AND after = $row[after]
627 , '', ', MODIFY $row[alter]'));"
628 ; //! don't replace in comment
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629 }
630 echo "
631 ELSE
632 SET @alter_table = CONCAT(@alter_table, ', DROP ', _column_name);
633 SET set_after = 0;
634 END CASE;
635 IF set_after THEN
636 SET after = _column_name;
637 END IF;
638 END IF;
639 UNTIL done END REPEAT;
640 CLOSE columns;
641 IF @alter_table != '' OR add_columns != '' THEN
642 SET alter_command = CONCAT(alter_command, 'ALTER TABLE " . table($table) . "', SUBSTR(CONCAT(add_columns, @alter_table), 2), ';\\n');
643 END IF;
644 END;;
645 DELIMITER ;
646 CALL adminer_alter(@adminer_alter);
647 DROP PROCEDURE adminer_alter;
648
649 ";
650 //! indexes
651 }
652 }
653 }
654
655 /** Export table data
656 * @param string
657 * @param string
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658 * @param string
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659 * @return null prints data
660 */
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661 function dumpData($table, $style, $query) {
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662 global $connection, $jush;
663 $max_packet = ($jush == "sqlite" ? 0 : 1048576); // default, minimum is 1024
664 if ($style) {
665 if ($_POST["format"] == "sql" && $style == "TRUNCATE+INSERT") {
666 echo truncate_sql($table) . ";\n";
667 }
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668 if ($_POST["format"] == "sql") {
669 $fields = fields($table);
670 }
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671 $result = $connection->query($query, 1); // 1 - MYSQLI_USE_RESULT //! enum and set as numbers
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672 if ($result) {
673 $insert = "";
674 $buffer = "";
675 while ($row = $result->fetch_assoc()) {
676 if ($_POST["format"] != "sql") {
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677 if ($style == "table") {
678 dump_csv(array_keys($row));
679 $style = "INSERT";
680 }
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681 dump_csv($row);
682 } else {
683 if (!$insert) {
684 $insert = "INSERT INTO " . table($table) . " (" . implode(", ", array_map('idf_escape', array_keys($row))) . ") VALUES";
685 }
686 foreach ($row as $key => $val) {
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687 $row[$key] = ($val !== null ? (ereg('int|float|double|decimal|bit', $fields[$key]["type"]) ? $val : q($val)) : "NULL"); //! columns looking like functions
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688 }
689 $s = implode(",\t", $row);
690 if ($style == "INSERT+UPDATE") {
691 $set = array();
692 foreach ($row as $key => $val) {
693 $set[] = idf_escape($key) . " = $val";
694 }
695 echo "$insert ($s) ON DUPLICATE KEY UPDATE " . implode(", ", $set) . ";\n";
696 } else {
697 $s = ($max_packet ? "\n" : " ") . "($s)";
698 if (!$buffer) {
699 $buffer = $insert . $s;
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700 } elseif (strlen($buffer) + 4 + strlen($s) < $max_packet) { // 4 - length specification
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701 $buffer .= ",$s";
702 } else {
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703 echo "$buffer;\n";
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704 $buffer = $insert . $s;
705 }
706 }
707 }
708 }
709 if ($_POST["format"] == "sql" && $style != "INSERT+UPDATE" && $buffer) {
710 $buffer .= ";\n";
711 echo $buffer;
712 }
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713 } elseif ($_POST["format"] == "sql") {
714 echo "-- " . str_replace("\n", " ", $connection->error) . "\n";
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715 }
716 }
717 }
718
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719 /** Set export filename
720 * @param string
721 * @return string filename without extension
722 */
723 function dumpFilename($identifier) {
724 return friendly_url($identifier != "" ? $identifier : (SERVER != "" ? SERVER : "localhost"));
725 }
726
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727 /** Send headers for export
728 * @param string
729 * @param bool
730 * @return string extension
731 */
732 function dumpHeaders($identifier, $multi_table = false) {
733 $output = $_POST["output"];
734 $ext = ($_POST["format"] == "sql" ? "sql" : ($multi_table ? "tar" : "csv")); // multiple CSV packed to TAR
735 header("Content-Type: " .
736 ($output == "bz2" ? "application/x-bzip" :
737 ($output == "gz" ? "application/x-gzip" :
738 ($ext == "tar" ? "application/x-tar" :
739 ($ext == "sql" || $output != "file" ? "text/plain" : "text/csv") . "; charset=utf-8"
740 ))));
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741 if ($output == "bz2") {
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742 ob_start('bzcompress', 1e6);
743 }
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744 if ($output == "gz") {
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745 ob_start('gzencode', 1e6);
746 }
747 return $ext;
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748 }
749
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750 /** Print homepage
751 * @return bool whether to print default homepage
752 */
753 function homepage() {
754 echo '<p>' . ($_GET["ns"] == "" ? '<a href="' . h(ME) . 'database=">' . lang('Alter database') . "</a>\n" : "");
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755 echo (support("scheme") ? "<a href='" . h(ME) . "scheme='>" . ($_GET["ns"] != "" ? lang('Alter schema') : lang('Create schema')) . "</a>\n" : "");
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756 echo ($_GET["ns"] !== "" ? '<a href="' . h(ME) . 'schema=">' . lang('Database schema') . "</a>\n" : "");
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757 echo (support("privileges") ? "<a href='" . h(ME) . "privileges='>" . lang('Privileges') . "</a>\n" : "");
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758 return true;
759 }
760
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761 /** Prints navigation after Adminer title
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762 * @param string can be "auth" if there is no database connection, "db" if there is no database selected, "ns" with invalid schema
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763 * @return null
764 */
765 function navigation($missing) {
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766 global $VERSION, $connection, $token, $jush, $drivers;
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767 ?>
768 <h1>
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769 <?php echo $this->name(); ?> <span class="version"><?php echo $VERSION; ?></span>
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770 <a href="http://www.adminer.org/#download" id="version"><?php echo (version_compare($VERSION, $_COOKIE["adminer_version"]) < 0 ? h($_COOKIE["adminer_version"]) : ""); ?></a>
771 </h1>
772 <?php
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773 if ($missing == "auth") {
774 $first = true;
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775 foreach ((array) $_SESSION["pwds"] as $driver => $servers) {
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776 foreach ($servers as $server => $usernames) {
777 foreach ($usernames as $username => $password) {
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778 if ($password !== null) {
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779 if ($first) {
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780 echo "<p id='logins' onmouseover='menuOver(this);' onmouseout='menuOut(this);'>\n";
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781 $first = false;
782 }
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783 echo "<a href='" . h(auth_url($driver, $server, $username)) . "'>($drivers[$driver]) " . h($username . ($server != "" ? "@$server" : "")) . "</a><br>\n";
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784 }
785 }
786 }
787 }
788 } else {
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789 $databases = $this->databases();
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790 ?>
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791 <form action="" method="post">
fde1171 Add CSS classes (thanks to cvicebni ubor)
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792 <p class="logout">
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793 <?php
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794 if (DB == "" || !$missing) {
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795 echo "<a href='" . h(ME) . "sql='" . bold(isset($_GET["sql"])) . ">" . lang('SQL command') . "</a>\n";
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796 if (support("dump")) {
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797 echo "<a href='" . h(ME) . "dump=" . urlencode(isset($_GET["table"]) ? $_GET["table"] : $_GET["select"]) . "' id='dump'" . bold(isset($_GET["dump"])) . ">" . lang('Dump') . "</a>\n";
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798 }
799 }
800 ?>
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801 <input type="submit" name="logout" value="<?php echo lang('Logout'); ?>">
740ae10 Jakub Vrána Don't send incomplete forms
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802 <input type="hidden" name="token" value="<?php echo $token; ?>">
d2ba593 Browsers interpret <form><p></form> as <form><p></form></p>
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803 </p>
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804 </form>
805 <form action="">
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806 <p id="dbs">
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807 <?php hidden_fields_get(); ?>
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808 <?php echo ($databases ? html_select("db", array("" => "(" . lang('database') . ")") + $databases, DB, "this.form.submit();") : '<input name="db" value="' . h(DB) . '">'); ?>
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809 <input type="submit" value="<?php echo lang('Use'); ?>"<?php echo ($databases ? " class='hidden'" : ""); ?>>
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810 <?php
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811 if ($missing != "db" && DB != "" && $connection->select_db(DB)) {
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812 if (support("scheme")) {
813 echo "<br>" . html_select("ns", array("" => "(" . lang('schema') . ")") + schemas(), $_GET["ns"], "this.form.submit();");
814 if ($_GET["ns"] != "") {
815 set_schema($_GET["ns"]);
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816 }
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817 }
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818 }
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819 echo (isset($_GET["sql"]) ? '<input type="hidden" name="sql" value="">'
820 : (isset($_GET["schema"]) ? '<input type="hidden" name="schema" value="">'
821 : (isset($_GET["dump"]) ? '<input type="hidden" name="dump" value="">'
822 : "")));
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823 echo "</p></form>\n";
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824 if ($_GET["ns"] !== "" && !$missing && DB != "") {
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825 echo '<p><a href="' . h(ME) . 'create="' . bold($_GET["create"] === "") . ">" . lang('Create new table') . "</a>\n";
826 $tables = tables_list();
827 if (!$tables) {
828 echo "<p class='message'>" . lang('No tables.') . "\n";
829 } else {
830 $this->tablesPrint($tables);
831 $links = array();
832 foreach ($tables as $table => $type) {
833 $links[] = preg_quote($table, '/');
834 }
835 echo "<script type='text/javascript'>\n";
836 echo "var jushLinks = { $jush: [ '" . js_escape(ME) . "table=\$&', /\\b(" . implode("|", $links) . ")\\b/g ] };\n";
837 foreach (array("bac", "bra", "sqlite_quo", "mssql_bra") as $val) {
838 echo "jushLinks.$val = jushLinks.$jush;\n";
839 }
840 echo "</script>\n";
841 }
842 }
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843 }
844 }
845
846 /** Prints table list in menu
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847 * @param array
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848 * @return null
849 */
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850 function tablesPrint($tables) {
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851 echo '<p id="tables" onmouseover="menuOver(this);" onmouseout="menuOut(this);">' . "\n";
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852 foreach ($tables as $table => $type) {
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853 echo '<a href="' . h(ME) . 'select=' . urlencode($table) . '"' . bold($_GET["select"] == $table) . ">" . lang('select') . "</a> ";
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854 echo '<a href="' . h(ME) . 'table=' . urlencode($table) . '"' . bold($_GET["table"] == $table) . " title='" . lang('Show structure') . "'>" . $this->tableName(array("Name" => $table)) . "</a><br>\n"; //! Adminer::tableName may work with full table status
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855 }
856 }
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857
2c445a8 Extensibility basics
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858 }
464d84a Define functions unconditionally
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859
860 $adminer = (function_exists('adminer_object') ? adminer_object() : new Adminer);
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861 if ($adminer->operators === null) {
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862 $adminer->operators = $operators;
863 }
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