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2c445a8 Extensibility basics
jakubvrana authored
1 <?php
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2 class Adminer {
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3 /** @var array operators used in select, null for all operators */
4 var $operators;
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5
6 /** Name in title and navigation
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7 * @return string HTML code
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8 */
9 function name() {
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10 return "<a href='http://www.adminer.org/' id='h1'>Adminer</a>";
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11 }
12
13 /** Connection parameters
14 * @return array ($server, $username, $password)
15 */
16 function credentials() {
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17 return array(SERVER, $_GET["username"], get_session("pwds"));
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18 }
19
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20 /** Get key used for permanent login
21 * @return string cryptic string which gets combined with password
22 */
23 function permanentLogin() {
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24 return password_file();
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25 }
26
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27 /** Identifier of selected database
28 * @return string
29 */
30 function database() {
3022dcb Define DB
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31 // should be used everywhere instead of DB
32 return DB;
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33 }
34
9db4259 @vrana Introduce Adminer::headers method
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35 /** Headers to send before HTML output
36 * @return null
37 */
38 function headers() {
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39 header("X-Frame-Options: deny"); // ClickJacking protection in IE8, Safari 4, Chrome 2, Firefox 3.6.9
0f3a525 @vrana Uses own XSS protection
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40 header("X-XSS-Protection: 0"); // prevents introducing XSS in IE8 by removing safe parts of the page
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41 }
42
d8cba0e @vrana Allow own code in <head> (thanks to Nikolaj Vasilcuk)
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43 /** Print HTML code inside <head>
44 * @return bool true to link adminer.css if exists
45 */
46 function head() {
47 return true;
48 }
49
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50 /** Print login form
51 * @return null
52 */
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53 function loginForm() {
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54 global $drivers;
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55 ?>
0205440 HTML whitespace
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56 <table cellspacing="0">
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57 <tr><th><?php echo lang('System'); ?><td><?php echo html_select("driver", $drivers, DRIVER, "loginDriver(this);"); ?>
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58 <tr><th><?php echo lang('Server'); ?><td><input name="server" value="<?php echo h(SERVER); ?>">
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59 <tr><th><?php echo lang('Username'); ?><td><input id="username" name="username" value="<?php echo h($_GET["username"]); ?>">
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60 <tr><th><?php echo lang('Password'); ?><td><input type="password" name="password">
61 </table>
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62 <script type="text/javascript">
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63 var username = document.getElementById('username');
64 username.focus();
65 username.form['driver'].onchange();
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66 </script>
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67 <?php
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68 echo "<p><input type='submit' value='" . lang('Login') . "'>\n";
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69 echo checkbox("permanent", 1, $_COOKIE["adminer_permanent"], lang('Permanent login')) . "\n";
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70 }
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71
72 /** Authorize the user
73 * @param string
74 * @param string
75 * @return bool
76 */
77 function login($login, $password) {
78 return true;
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79 }
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80
81 /** Table caption used in navigation and headings
82 * @param array result of SHOW TABLE STATUS
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83 * @return string HTML code, "" to ignore table
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84 */
85 function tableName($tableStatus) {
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86 return h($tableStatus["Name"]);
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87 }
88
89 /** Field caption used in select and edit
90 * @param array single field returned from fields()
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91 * @param int order of column in select
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92 * @return string HTML code, "" to ignore field
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93 */
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94 function fieldName($field, $order = 0) {
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95 return '<span title="' . h($field["full_type"]) . '">' . h($field["field"]) . '</span>';
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96 }
97
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98 /** Print links after select heading
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99 * @param array result of SHOW TABLE STATUS
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100 * @param string new item options, NULL for no new item
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101 * @return null
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102 */
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103 function selectLinks($tableStatus, $set = "") {
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104 echo '<p class="tabs">';
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105 $links = array("select" => lang('Select data'), "table" => lang('Show structure'));
da6f1f8 @vrana Driver specific view detection
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106 if (is_view($tableStatus)) {
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107 $links["view"] = lang('Alter view');
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108 } else {
109 $links["create"] = lang('Alter table');
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110 }
111 if (isset($set)) {
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112 $links["edit"] = lang('New item');
113 }
114 foreach ($links as $key => $val) {
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115 echo " <a href='" . h(ME) . "$key=" . urlencode($tableStatus["Name"]) . ($key == "edit" ? $set : "") . "'" . bold(isset($_GET[$key])) . ">$val</a>";
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116 }
117 echo "\n";
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118 }
119
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120 /** Get foreign keys for table
121 * @param string
122 * @return array same format as foreign_keys()
123 */
124 function foreignKeys($table) {
125 return foreign_keys($table);
126 }
127
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128 /** Find backward keys for table
129 * @param string
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130 * @param string
131 * @return array $return[$target_table]["keys"][$key_name][$target_column] = $source_column; $return[$target_table]["name"] = $this->tableName($target_table);
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132 */
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133 function backwardKeys($table, $tableName) {
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134 return array();
135 }
136
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137 /** Print backward keys for row
138 * @param array result of $this->backwardKeys()
139 * @param array
140 * @return null
141 */
142 function backwardKeysPrint($backwardKeys, $row) {
143 }
144
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145 /** Query printed in select before execution
146 * @param string query to be executed
147 * @return string
148 */
149 function selectQuery($query) {
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150 global $jush;
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151 return "<p><a href='" . h(remove_from_uri("page")) . "&amp;page=last' title='" . lang('Last page') . "'>&gt;&gt;</a> <code class='jush-$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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152 }
153
154 /** Description of a row in a table
155 * @param string
156 * @return string SQL expression, empty string for no description
157 */
158 function rowDescription($table) {
159 return "";
160 }
161
162 /** Get descriptions of selected data
163 * @param array all data to print
164 * @param array
165 * @return array
166 */
167 function rowDescriptions($rows, $foreignKeys) {
168 return $rows;
169 }
170
171 /** Value printed in select table
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172 * @param string HTML-escaped value to print
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173 * @param string link to foreign key
174 * @param array single field returned from fields()
175 * @return string
176 */
177 function selectVal($val, $link, $field) {
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178 $return = ($val != "<i>NULL</i>" && ereg("char|binary", $field["type"]) && !ereg("var", $field["type"]) ? "<code>$val</code>" : $val);
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179 if (ereg('blob|bytea|raw|file', $field["type"]) && !is_utf8($val)) {
7197ab1 @vrana Report correct length of blob (bug #3070569)
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180 $return = lang('%d byte(s)', strlen(html_entity_decode($val, ENT_QUOTES)));
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181 }
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182 return ($link ? "<a href='$link'>$return</a>" : $return);
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183 }
184
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185 /** Value conversion used in select and edit
186 * @param string
187 * @param array single field returned from fields()
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188 * @return string
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189 */
190 function editVal($val, $field) {
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191 return (ereg("binary", $field["type"]) ? reset(unpack("H*", $val)) : $val);
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192 }
193
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194 /** Print columns box in select
195 * @param array result of selectColumnsProcess()
196 * @param array selectable columns
197 * @return null
198 */
199 function selectColumnsPrint($select, $columns) {
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200 global $functions, $grouping;
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201 print_fieldset("select", lang('Select'), $select);
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202 $i = 0;
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203 $fun_group = array(lang('Functions') => $functions, lang('Aggregation') => $grouping);
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204 foreach ($select as $key => $val) {
205 $val = $_GET["columns"][$key];
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206 echo "<div>" . html_select("columns[$i][fun]", array(-1 => "") + $fun_group, $val["fun"]);
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207 echo "(<select name='columns[$i][col]'><option>" . optionlist($columns, $val["col"], true) . "</select>)</div>\n";
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208 $i++;
209 }
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210 echo "<div>" . html_select("columns[$i][fun]", array(-1 => "") + $fun_group, "", "this.nextSibling.nextSibling.onchange();");
211 echo "(<select name='columns[$i][col]' onchange='selectAddRow(this);'><option>" . optionlist($columns, null, true) . "</select>)</div>\n";
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212 echo "</div></fieldset>\n";
213 }
214
215 /** Print search box in select
216 * @param array result of selectSearchProcess()
217 * @param array selectable columns
218 * @param array
219 * @return null
220 */
221 function selectSearchPrint($where, $columns, $indexes) {
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222 print_fieldset("search", lang('Search'), $where);
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223 foreach ($indexes as $i => $index) {
224 if ($index["type"] == "FULLTEXT") {
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225 echo "(<i>" . implode("</i>, <i>", array_map('h', $index["columns"])) . "</i>) AGAINST";
226 echo " <input name='fulltext[$i]' value='" . h($_GET["fulltext"][$i]) . "'>";
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227 echo checkbox("boolean[$i]", 1, isset($_GET["boolean"][$i]), "BOOL");
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228 echo "<br>\n";
229 }
230 }
231 $i = 0;
232 foreach ((array) $_GET["where"] as $val) {
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233 if ("$val[col]$val[val]" != "" && in_array($val["op"], $this->operators)) {
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234 echo "<div><select name='where[$i][col]'><option value=''>(" . lang('anywhere') . ")" . optionlist($columns, $val["col"], true) . "</select>";
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235 echo html_select("where[$i][op]", $this->operators, $val["op"]);
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236 echo "<input name='where[$i][val]' value='" . h($val["val"]) . "'></div>\n";
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237 $i++;
238 }
239 }
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240 echo "<div><select name='where[$i][col]' onchange='selectAddRow(this);'><option value=''>(" . lang('anywhere') . ")" . optionlist($columns, null, true) . "</select>";
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241 echo html_select("where[$i][op]", $this->operators, "=");
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242 echo "<input name='where[$i][val]'></div>\n";
243 echo "</div></fieldset>\n";
244 }
245
246 /** Print order box in select
247 * @param array result of selectOrderProcess()
248 * @param array selectable columns
249 * @param array
250 * @return null
251 */
252 function selectOrderPrint($order, $columns, $indexes) {
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253 print_fieldset("sort", lang('Sort'), $order);
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254 $i = 0;
255 foreach ((array) $_GET["order"] as $key => $val) {
256 if (isset($columns[$val])) {
257 echo "<div><select name='order[$i]'><option>" . optionlist($columns, $val, true) . "</select>";
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258 echo checkbox("desc[$i]", 1, isset($_GET["desc"][$key]), lang('descending')) . "</div>\n";
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259 $i++;
260 }
261 }
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262 echo "<div><select name='order[$i]' onchange='selectAddRow(this);'><option>" . optionlist($columns, null, true) . "</select>";
e25e780 @vrana DESC labels (bug #3192356)
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263 echo "<label><input type='checkbox' name='desc[$i]' value='1'>" . lang('descending') . "</label></div>\n"; // not checkbox() to allow selectAddRow()
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264 echo "</div></fieldset>\n";
265 }
266
267 /** Print limit box in select
268 * @param string result of selectLimitProcess()
269 * @return null
270 */
271 function selectLimitPrint($limit) {
272 echo "<fieldset><legend>" . lang('Limit') . "</legend><div>"; // <div> for easy styling
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273 echo "<input name='limit' size='3' value='" . h($limit) . "'>";
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274 echo "</div></fieldset>\n";
275 }
276
277 /** Print text length box in select
278 * @param string result of selectLengthProcess()
279 * @return null
280 */
281 function selectLengthPrint($text_length) {
282 if (isset($text_length)) {
283 echo "<fieldset><legend>" . lang('Text length') . "</legend><div>";
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284 echo '<input name="text_length" size="3" value="' . h($text_length) . '">';
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285 echo "</div></fieldset>\n";
286 }
287 }
288
289 /** Print action box in select
290 * @return null
291 */
292 function selectActionPrint() {
293 echo "<fieldset><legend>" . lang('Action') . "</legend><div>";
294 echo "<input type='submit' value='" . lang('Select') . "'>";
295 echo "</div></fieldset>\n";
296 }
297
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298 /** Print extra text in the end of a select form
299 * @param array fields holding e-mails
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300 * @param array selectable columns
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301 * @return null
302 */
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303 function selectEmailPrint($emailFields, $columns) {
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304 }
305
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306 /** Process columns box in select
307 * @param array selectable columns
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308 * @param array
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309 * @return array (array(select_expressions), array(group_expressions))
310 */
311 function selectColumnsProcess($columns, $indexes) {
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312 global $functions, $grouping;
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313 $select = array(); // select expressions, empty for *
314 $group = array(); // expressions without aggregation - will be used for GROUP BY if an aggregation function is used
315 foreach ((array) $_GET["columns"] as $key => $val) {
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316 if ($val["fun"] == "count" || (isset($columns[$val["col"]]) && (!$val["fun"] || in_array($val["fun"], $functions) || in_array($val["fun"], $grouping)))) {
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317 $select[$key] = apply_sql_function($val["fun"], (isset($columns[$val["col"]]) ? idf_escape($val["col"]) : "*"));
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318 if (!in_array($val["fun"], $grouping)) {
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319 $group[] = $select[$key];
320 }
321 }
322 }
323 return array($select, $group);
324 }
325
326 /** Process search box in select
327 * @param array
328 * @param array
329 * @return array expressions to join by AND
330 */
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331 function selectSearchProcess($fields, $indexes) {
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332 global $jush;
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333 $return = array();
334 foreach ($indexes as $i => $index) {
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335 if ($index["type"] == "FULLTEXT" && $_GET["fulltext"][$i] != "") {
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336 $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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337 }
338 }
339 foreach ((array) $_GET["where"] as $val) {
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340 if ("$val[col]$val[val]" != "" && in_array($val["op"], $this->operators)) {
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341 $cond = " $val[op]";
342 if (ereg('IN$', $val["op"])) {
343 $in = process_length($val["val"]);
344 $cond .= " (" . ($in != "" ? $in : "NULL") . ")";
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345 } elseif (!$val["op"]) {
346 $cond .= $val["val"]; // SQL injection
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347 } elseif ($val["op"] == "LIKE %%") {
348 $cond = " LIKE " . $this->processInput($fields[$val["col"]], "%$val[val]%");
349 } elseif (!ereg('NULL$', $val["op"])) {
350 $cond .= " " . $this->processInput($fields[$val["col"]], $val["val"]);
351 }
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352 if ($val["col"] != "") {
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353 $return[] = idf_escape($val["col"]) . $cond;
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354 } else {
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355 // find anywhere
356 $cols = array();
357 foreach ($fields as $name => $field) {
358 if (is_numeric($val["val"]) || !ereg('int|float|double|decimal', $field["type"])) {
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359 $name = idf_escape($name);
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360 $cols[] = ($jush == "sql" && ereg('char|text|enum|set', $field["type"]) && !ereg('^utf8', $field["collation"]) ? "CONVERT($name USING utf8)" : $name);
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361 }
362 }
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363 $return[] = ($cols ? "(" . implode("$cond OR ", $cols) . "$cond)" : "0");
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364 }
365 }
366 }
367 return $return;
368 }
369
370 /** Process order box in select
371 * @param array
372 * @param array
373 * @return array expressions to join by comma
374 */
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375 function selectOrderProcess($fields, $indexes) {
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376 $return = array();
377 foreach ((array) $_GET["order"] as $key => $val) {
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378 if (isset($fields[$val]) || preg_match('~^((COUNT\\(DISTINCT |[A-Z0-9_]+\\()(`(?:[^`]|``)+`|"(?:[^"]|"")+")\\)|COUNT\\(\\*\\))$~', $val)) { //! MS SQL uses []
379 $return[] = (isset($fields[$val]) ? idf_escape($val) : $val) . (isset($_GET["desc"][$key]) ? " DESC" : "");
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380 }
381 }
382 return $return;
383 }
384
385 /** Process limit box in select
386 * @return string expression to use in LIMIT, will be escaped
387 */
388 function selectLimitProcess() {
389 return (isset($_GET["limit"]) ? $_GET["limit"] : "30");
390 }
391
392 /** Process length box in select
393 * @return string number of characters to shorten texts, will be escaped
394 */
395 function selectLengthProcess() {
396 return (isset($_GET["text_length"]) ? $_GET["text_length"] : "100");
397 }
398
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399 /** Process extras in select form
400 * @param array AND conditions
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401 * @param array
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402 * @return bool true if processed, false to process other parts of form
403 */
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404 function selectEmailProcess($where, $foreignKeys) {
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405 return false;
406 }
407
408 /** Query printed after execution in the message
409 * @param string executed query
410 * @return string
411 */
412 function messageQuery($query) {
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413 global $jush;
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414 static $count = 0;
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415 restart_session();
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416 $id = "sql-" . ($count++);
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417 $history = &get_session("queries");
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418 if (strlen($query) > 1e6) { // not DB - reset in drop database
419 $query = ereg_replace('[\x80-\xFF]+$', '', substr($query, 0, 1e6)) . "\n..."; // [\x80-\xFF] - valid UTF-8, \n - can end by one-line comment
420 }
421 $history[$_GET["db"]][] = $query; //! respect $_GET["ns"]
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422 return " <a href='#$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[$_GET["db"]]) - 1)) . '">' . lang('Edit') . '</a></div>';
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423 }
424
425 /** Functions displayed in edit form
426 * @param array single field from fields()
427 * @return array
428 */
429 function editFunctions($field) {
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430 global $edit_functions;
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431 $return = ($field["null"] ? "NULL/" : "");
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432 foreach ($edit_functions as $key => $functions) {
433 if (!$key || (!isset($_GET["call"]) && (isset($_GET["select"]) || where($_GET)))) { // relative functions
434 foreach ($functions as $pattern => $val) {
435 if (!$pattern || ereg($pattern, $field["type"])) {
436 $return .= "/$val";
437 }
438 }
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439 if ($key && !ereg('set|blob|bytea|raw|file', $field["type"])) {
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440 $return .= "/=";
441 }
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442 }
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443 }
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444 return explode("/", $return);
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445 }
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446
447 /** Get options to display edit field
448 * @param string table name
449 * @param array single field from fields()
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450 * @param string attributes to use inside the tag
451 * @param string
452 * @return string custom input field or empty string for default
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453 */
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454 function editInput($table, $field, $attrs, $value) {
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455 if ($field["type"] == "enum") {
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456 return (isset($_GET["select"]) ? "<label><input type='radio'$attrs value='-1' checked><i>" . lang('original') . "</i></label> " : "")
457 . ($field["null"] ? "<label><input type='radio'$attrs value=''" . (isset($value) || isset($_GET["select"]) ? "" : " checked") . "><i>NULL</i></label> " : "")
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458 . enum_input("radio", $attrs, $field, $value, 0) // 0 - empty
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459 ;
460 }
461 return "";
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462 }
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463
464 /** Process sent input
465 * @param array single field from fields()
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466 * @param string
467 * @param string
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468 * @return string expression to use in a query
469 */
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470 function processInput($field, $value, $function = "") {
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471 if ($function == "=") {
472 return $value; // SQL injection
473 }
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474 $name = $field["field"];
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475 $return = ($field["type"] == "bit" && ereg("^([0-9]+|b'[0-1]+')\$", $value) ? $value : q($value));
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476 if (ereg('^(now|getdate|uuid)$', $function)) {
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477 $return = "$function()";
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478 } elseif (ereg('^current_(date|timestamp)$', $function)) {
479 $return = $function;
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480 } elseif (ereg('^([+-]|\\|\\|)$', $function)) {
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481 $return = idf_escape($name) . " $function $return";
482 } elseif (ereg('^[+-] interval$', $function)) {
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483 $return = idf_escape($name) . " $function " . (preg_match("~^(\\d+|'[0-9.: -]') [A-Z_]+$~i", $value) ? $value : $return);
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484 } elseif (ereg('^(addtime|subtime|concat)$', $function)) {
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485 $return = "$function(" . idf_escape($name) . ", $return)";
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486 } elseif (ereg('^(md5|sha1|password|encrypt|hex)$', $function)) {
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487 $return = "$function($return)";
488 }
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489 if (ereg("binary", $field["type"])) {
490 $return = "unhex($return)";
491 }
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492 return $return;
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493 }
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494
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495 /** Returns export output options
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496 * @return array
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497 */
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498 function dumpOutput() {
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499 $return = array('text' => lang('open'), 'file' => lang('save'));
500 if (function_exists('gzencode')) {
501 $return['gz'] = 'gzip';
502 }
503 if (function_exists('bzcompress')) {
504 $return['bz2'] = 'bzip2';
505 }
506 // ZipArchive requires temporary file, ZIP can be created by gzcompress - see PEAR File_Archive
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507 return $return;
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508 }
509
510 /** Returns export format options
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511 * @return array
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512 */
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513 function dumpFormat() {
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514 return array('sql' => 'SQL', 'csv' => 'CSV,', 'csv;' => 'CSV;', 'tsv' => 'TSV');
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515 }
516
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517 /** Export table structure
518 * @param string
519 * @param string
520 * @param bool
521 * @return null prints data
522 */
523 function dumpTable($table, $style, $is_view = false) {
524 if ($_POST["format"] != "sql") {
525 echo "\xef\xbb\xbf"; // UTF-8 byte order mark
526 if ($style) {
527 dump_csv(array_keys(fields($table)));
528 }
529 } elseif ($style) {
530 $create = create_sql($table, $_POST["auto_increment"]);
531 if ($create) {
532 if ($style == "DROP+CREATE") {
533 echo "DROP " . ($is_view ? "VIEW" : "TABLE") . " IF EXISTS " . table($table) . ";\n";
534 }
535 if ($is_view) {
536 // remove DEFINER with current user
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537 $create = preg_replace('~^([A-Z =]+) DEFINER=`' . preg_replace('~@(.*)~', '`@`(%|\\1)', logged_user()) . '`~', '\\1', $create); //! proper escaping of user
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538 }
539 echo ($style != "CREATE+ALTER" ? $create : ($is_view ? substr_replace($create, " OR REPLACE", 6, 0) : substr_replace($create, " IF NOT EXISTS", 12, 0))) . ";\n\n";
540 }
541 if ($style == "CREATE+ALTER" && !$is_view) {
542 // create procedure which iterates over original columns and adds new and removes old
543 $query = "SELECT COLUMN_NAME, COLUMN_DEFAULT, IS_NULLABLE, COLLATION_NAME, COLUMN_TYPE, EXTRA, COLUMN_COMMENT FROM information_schema.COLUMNS WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = " . q($table) . " ORDER BY ORDINAL_POSITION";
544 echo "DELIMITER ;;
545 CREATE PROCEDURE adminer_alter (INOUT alter_command text) BEGIN
546 DECLARE _column_name, _collation_name, after varchar(64) DEFAULT '';
547 DECLARE _column_type, _column_default text;
548 DECLARE _is_nullable char(3);
549 DECLARE _extra varchar(30);
550 DECLARE _column_comment varchar(255);
551 DECLARE done, set_after bool DEFAULT 0;
552 DECLARE add_columns text DEFAULT '";
553 $fields = array();
554 $after = "";
555 foreach (get_rows($query) as $row) {
556 $default = $row["COLUMN_DEFAULT"];
557 $row["default"] = (isset($default) ? q($default) : "NULL");
558 $row["after"] = q($after); //! rgt AFTER lft, lft AFTER id doesn't work
559 $row["alter"] = escape_string(idf_escape($row["COLUMN_NAME"])
560 . " $row[COLUMN_TYPE]"
561 . ($row["COLLATION_NAME"] ? " COLLATE $row[COLLATION_NAME]" : "")
562 . (isset($default) ? " DEFAULT " . ($default == "CURRENT_TIMESTAMP" ? $default : $row["default"]) : "")
563 . ($row["IS_NULLABLE"] == "YES" ? "" : " NOT NULL")
564 . ($row["EXTRA"] ? " $row[EXTRA]" : "")
565 . ($row["COLUMN_COMMENT"] ? " COMMENT " . q($row["COLUMN_COMMENT"]) : "")
566 . ($after ? " AFTER " . idf_escape($after) : " FIRST")
567 );
568 echo ", ADD $row[alter]";
569 $fields[] = $row;
570 $after = $row["COLUMN_NAME"];
571 }
572 echo "';
573 DECLARE columns CURSOR FOR $query;
574 DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = 1;
575 SET @alter_table = '';
576 OPEN columns;
577 REPEAT
578 FETCH columns INTO _column_name, _column_default, _is_nullable, _collation_name, _column_type, _extra, _column_comment;
579 IF NOT done THEN
580 SET set_after = 1;
581 CASE _column_name";
582 foreach ($fields as $row) {
583 echo "
584 WHEN " . q($row["COLUMN_NAME"]) . " THEN
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585 SET add_columns = REPLACE(add_columns, ', ADD $row[alter]', IF(
586 _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]
587 , '', ', MODIFY $row[alter]'));"
588 ; //! don't replace in comment
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589 }
590 echo "
591 ELSE
592 SET @alter_table = CONCAT(@alter_table, ', DROP ', _column_name);
593 SET set_after = 0;
594 END CASE;
595 IF set_after THEN
596 SET after = _column_name;
597 END IF;
598 END IF;
599 UNTIL done END REPEAT;
600 CLOSE columns;
601 IF @alter_table != '' OR add_columns != '' THEN
602 SET alter_command = CONCAT(alter_command, 'ALTER TABLE " . table($table) . "', SUBSTR(CONCAT(add_columns, @alter_table), 2), ';\\n');
603 END IF;
604 END;;
605 DELIMITER ;
606 CALL adminer_alter(@adminer_alter);
607 DROP PROCEDURE adminer_alter;
608
609 ";
610 //! indexes
611 }
612 }
613 }
614
615 /** Export table data
616 * @param string
617 * @param string
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618 * @param string
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619 * @return null prints data
620 */
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621 function dumpData($table, $style, $query) {
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622 global $connection, $jush;
623 $max_packet = ($jush == "sqlite" ? 0 : 1048576); // default, minimum is 1024
624 if ($style) {
625 if ($_POST["format"] == "sql" && $style == "TRUNCATE+INSERT") {
626 echo truncate_sql($table) . ";\n";
627 }
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628 if ($_POST["format"] == "sql") {
629 $fields = fields($table);
630 }
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631 $result = $connection->query($query, 1); // 1 - MYSQLI_USE_RESULT //! enum and set as numbers
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632 if ($result) {
633 $insert = "";
634 $buffer = "";
635 while ($row = $result->fetch_assoc()) {
636 if ($_POST["format"] != "sql") {
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637 if ($style == "table") {
638 dump_csv(array_keys($row));
639 $style = "INSERT";
640 }
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641 dump_csv($row);
642 } else {
643 if (!$insert) {
644 $insert = "INSERT INTO " . table($table) . " (" . implode(", ", array_map('idf_escape', array_keys($row))) . ") VALUES";
645 }
646 foreach ($row as $key => $val) {
647 $row[$key] = (isset($val) ? (ereg('int|float|double|decimal', $fields[$key]["type"]) ? $val : q($val)) : "NULL"); //! columns looking like functions
648 }
649 $s = implode(",\t", $row);
650 if ($style == "INSERT+UPDATE") {
651 $set = array();
652 foreach ($row as $key => $val) {
653 $set[] = idf_escape($key) . " = $val";
654 }
655 echo "$insert ($s) ON DUPLICATE KEY UPDATE " . implode(", ", $set) . ";\n";
656 } else {
657 $s = ($max_packet ? "\n" : " ") . "($s)";
658 if (!$buffer) {
659 $buffer = $insert . $s;
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660 } elseif (strlen($buffer) + 4 + strlen($s) < $max_packet) { // 4 - length specification
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661 $buffer .= ",$s";
662 } else {
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663 echo "$buffer;\n";
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664 $buffer = $insert . $s;
665 }
666 }
667 }
668 }
669 if ($_POST["format"] == "sql" && $style != "INSERT+UPDATE" && $buffer) {
670 $buffer .= ";\n";
671 echo $buffer;
672 }
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673 } elseif ($_POST["format"] == "sql") {
674 echo "-- " . str_replace("\n", " ", $connection->error) . "\n";
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675 }
676 }
677 }
678
679 /** Send headers for export
680 * @param string
681 * @param bool
682 * @return string extension
683 */
684 function dumpHeaders($identifier, $multi_table = false) {
685 $output = $_POST["output"];
686 $ext = ($_POST["format"] == "sql" ? "sql" : ($multi_table ? "tar" : "csv")); // multiple CSV packed to TAR
687 header("Content-Type: " .
688 ($output == "bz2" ? "application/x-bzip" :
689 ($output == "gz" ? "application/x-gzip" :
690 ($ext == "tar" ? "application/x-tar" :
691 ($ext == "sql" || $output != "file" ? "text/plain" : "text/csv") . "; charset=utf-8"
692 ))));
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693 if ($output == "bz2") {
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694 ob_start('bzcompress', 1e6);
695 }
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696 if ($output == "gz") {
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697 ob_start('gzencode', 1e6);
698 }
699 return $ext;
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700 }
701
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702 /** Print homepage
703 * @return bool whether to print default homepage
704 */
705 function homepage() {
706 echo '<p>' . ($_GET["ns"] == "" ? '<a href="' . h(ME) . 'database=">' . lang('Alter database') . "</a>\n" : "");
707 if (support("scheme")) {
708 echo "<a href='" . h(ME) . "scheme='>" . ($_GET["ns"] != "" ? lang('Alter schema') : lang('Create schema')) . "</a>\n";
709 }
710 return true;
711 }
712
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713 /** Prints navigation after Adminer title
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714 * @param string can be "auth" if there is no database connection, "db" if there is no database selected, "ns" with invalid schema
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715 * @return null
716 */
717 function navigation($missing) {
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718 global $VERSION, $connection, $token, $jush, $drivers;
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719 ?>
720 <h1>
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721 <?php echo $this->name(); ?> <span class="version"><?php echo $VERSION; ?></span>
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722 <a href="http://www.adminer.org/#download" id="version"><?php echo (version_compare($VERSION, $_COOKIE["adminer_version"]) < 0 ? h($_COOKIE["adminer_version"]) : ""); ?></a>
723 </h1>
724 <?php
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725 if ($missing == "auth") {
726 $first = true;
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727 foreach ((array) $_SESSION["pwds"] as $driver => $servers) {
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728 foreach ($servers as $server => $usernames) {
729 foreach ($usernames as $username => $password) {
730 if (isset($password)) {
731 if ($first) {
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732 echo "<p onclick='eventStop(event);'>\n";
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733 $first = false;
734 }
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735 echo "<a href='" . h(auth_url($driver, $server, $username)) . "'>($drivers[$driver]) " . h($username . ($server != "" ? "@$server" : "")) . "</a><br>\n";
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736 }
737 }
738 }
739 }
740 } else {
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741 $databases = get_databases();
742 ?>
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743 <form action="" method="post">
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744 <p class="logout">
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745 <?php
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746 if (DB == "" || !$missing) {
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747 echo "<a href='" . h(ME) . "sql='" . bold(isset($_GET["sql"])) . ">" . lang('SQL command') . "</a>\n";
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748 if (support("dump")) {
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749 echo "<a href='" . h(ME) . "dump=" . urlencode(isset($_GET["table"]) ? $_GET["table"] : $_GET["select"]) . "' id='dump'" . bold(isset($_GET["dump"])) . ">" . lang('Dump') . "</a>\n";
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750 }
751 }
752 ?>
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753 <input type="submit" name="logout" value="<?php echo lang('Logout'); ?>" onclick="eventStop(event);">
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754 <input type="hidden" name="token" value="<?php echo $token; ?>">
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755 </p>
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756 </form>
757 <form action="">
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758 <p>
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759 <?php hidden_fields_get(); ?>
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760 <?php echo ($databases ? html_select("db", array("" => "(" . lang('database') . ")") + $databases, DB, "this.form.submit();") : '<input name="db" value="' . h(DB) . '">'); ?>
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761 <input type="submit" value="<?php echo lang('Use'); ?>"<?php echo ($databases ? " class='hidden'" : ""); ?> onclick="eventStop(event);">
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762 <?php
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763 if ($missing != "db" && DB != "" && $connection->select_db(DB)) {
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764 if (support("scheme")) {
765 echo "<br>" . html_select("ns", array("" => "(" . lang('schema') . ")") + schemas(), $_GET["ns"], "this.form.submit();");
766 if ($_GET["ns"] != "") {
767 set_schema($_GET["ns"]);
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768 }
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769 }
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770 if ($_GET["ns"] !== "" && !$missing) {
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771 echo '<p><a href="' . h(ME) . 'create="' . bold($_GET["create"] === "") . ">" . lang('Create new table') . "</a>\n";
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772 $tables = tables_list();
773 if (!$tables) {
774 echo "<p class='message'>" . lang('No tables.') . "\n";
775 } else {
776 $this->tablesPrint($tables);
777 $links = array();
778 foreach ($tables as $table => $type) {
779 $links[] = preg_quote($table, '/');
780 }
781 echo "<script type='text/javascript'>\n";
28f21aa @vrana Escape JavaScript strings (bug #3093243)
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782 echo "var jushLinks = { $jush: [ '" . js_escape(ME) . "table=\$&', /\\b(" . implode("|", $links) . ")\\b/g ] };\n";
6420c58 Schema support for PostgreSQL
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783 foreach (array("bac", "bra", "sqlite_quo", "mssql_bra") as $val) {
e672694 @vrana Rename $driver to $jush
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784 echo "jushLinks.$val = jushLinks.$jush;\n";
6420c58 Schema support for PostgreSQL
jakubvrana authored
785 }
4ff2f03 @vrana Alter bit type default value
authored
786 echo "var cmComplete = [ '" . implode("', '", array_map('js_escape', array_keys($tables))) . "' ];\n";
6420c58 Schema support for PostgreSQL
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787 echo "</script>\n";
e5969d4 Shorten code
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788 }
df0c4bb Simplify tablesPrint
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789 }
790 }
6420c58 Schema support for PostgreSQL
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791 echo (isset($_GET["sql"]) ? '<input type="hidden" name="sql" value="">'
792 : (isset($_GET["schema"]) ? '<input type="hidden" name="schema" value="">'
793 : (isset($_GET["dump"]) ? '<input type="hidden" name="dump" value="">'
794 : "")));
60c7ed9 @vrana MS SQL schema support
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795 echo "</p></form>\n";
d3227c9 Move <h1> to $adminer->navigation
jakubvrana authored
796 }
797 }
798
799 /** Prints table list in menu
df0c4bb Simplify tablesPrint
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800 * @param array
d3227c9 Move <h1> to $adminer->navigation
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801 * @return null
802 */
df0c4bb Simplify tablesPrint
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803 function tablesPrint($tables) {
804 echo "<p id='tables'>\n";
3f5b683 Reintegrate sqlite branch
jakubvrana authored
805 foreach ($tables as $table => $type) {
8ad4809 @vrana Use class="active" instead of <b>
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806 echo '<a href="' . h(ME) . 'select=' . urlencode($table) . '"' . bold($_GET["select"] == $table) . ">" . lang('select') . "</a> ";
807 echo '<a href="' . h(ME) . 'table=' . urlencode($table) . '"' . bold($_GET["table"] == $table) . ">" . $this->tableName(array("Name" => $table)) . "</a><br>\n"; //! Adminer::tableName may work with full table status
b95f24e Editor: User friendly data editor
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808 }
809 }
c64c4fd Adminer class
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810
2c445a8 Extensibility basics
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811 }
464d84a Define functions unconditionally
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812
813 $adminer = (function_exists('adminer_object') ? adminer_object() : new Adminer);
3f5b683 Reintegrate sqlite branch
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814 if (!isset($adminer->operators)) {
815 $adminer->operators = $operators;
816 }
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