-
-
Notifications
You must be signed in to change notification settings - Fork 1.1k
/
functions.js
478 lines (439 loc) · 12.8 KB
/
functions.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
// to hide elements displayed by JavaScript
document.body.className += ' js';
/** Toggle visibility
* @param string
* @return boolean
*/
function toggle(id) {
var el = document.getElementById(id);
el.className = (el.className == 'hidden' ? '' : 'hidden');
return true;
}
/** Set permanent cookie
* @param string
* @param number
* @param string optional
*/
function cookie(assign, days) {
var date = new Date();
date.setDate(date.getDate() + days);
document.cookie = assign + '; expires=' + date;
}
/** Verify current Adminer version
*/
function verifyVersion() {
cookie('adminer_version=0', 1);
var script = document.createElement('script');
script.src = location.protocol + '//www.adminer.org/version.php';
document.body.appendChild(script);
}
/** Get value of select
* @param HTMLSelectElement
* @return string
*/
function selectValue(select) {
var selected = select.options[select.selectedIndex];
return ((selected.attributes.value || {}).specified ? selected.value : selected.text);
}
/** Check all elements matching given name
* @param HTMLInputElement
* @param RegExp
*/
function formCheck(el, name) {
var elems = el.form.elements;
for (var i=0; i < elems.length; i++) {
if (name.test(elems[i].name)) {
elems[i].checked = el.checked;
}
}
}
/** Uncheck single element
* @param string
*/
function formUncheck(id) {
document.getElementById(id).checked = false;
}
/** Get number of checked elements matching given name
* @param HTMLInputElement
* @param RegExp
* @return number
*/
function formChecked(el, name) {
var checked = 0;
var elems = el.form.elements;
for (var i=0; i < elems.length; i++) {
if (name.test(elems[i].name) && elems[i].checked) {
checked++;
}
}
return checked;
}
/** Select clicked row
* @param MouseEvent
*/
function tableClick(event) {
var el = event.target || event.srcElement;
while (!/^tr$/i.test(el.tagName)) {
if (/^(table|a|input|textarea)$/i.test(el.tagName)) {
return;
}
el = el.parentNode;
}
el = el.firstChild.firstChild;
el.click && el.click();
el.onclick && el.onclick();
}
/** Set HTML code of an element
* @param string
* @param string undefined to set parentNode to
*/
function setHtml(id, html) {
var el = document.getElementById(id);
if (el) {
if (html == undefined) {
el.parentNode.innerHTML = ' ';
} else {
el.innerHTML = html.replace(/<noscript>.*<\/noscript>/i, ''); // required for Google Chrome // hopes that there will be only one <noscript> on each line
}
}
}
/** Find node position
* @param Node
* @return number
*/
function nodePosition(el) {
var pos = 0;
while (el = el.previousSibling) {
pos++;
}
return pos;
}
/** Go to the specified page
* @param string
* @param string
* @param [MouseEvent]
*/
function pageClick(href, page, event) {
if (!isNaN(page) && page) {
href += (page != 1 ? '&page=' + (page - 1) : '');
if (!ajaxMain(href, '', event)) {
location.href = href;
}
}
}
/** Add row in select fieldset
* @param HTMLSelectElement
*/
function selectAddRow(field) {
field.onchange = function () { };
var row = field.parentNode.cloneNode(true);
var selects = row.getElementsByTagName('select');
for (var i=0; i < selects.length; i++) {
selects[i].name = selects[i].name.replace(/[a-z]\[\d+/, '$&1');
selects[i].selectedIndex = 0;
}
var inputs = row.getElementsByTagName('input');
if (inputs.length) {
inputs[0].name = inputs[0].name.replace(/[a-z]\[\d+/, '$&1');
inputs[0].value = '';
inputs[0].className = '';
}
field.parentNode.parentNode.appendChild(row);
}
/** Handle Ctrl+Enter and optionally Tab in textarea
* @param HTMLTextAreaElement
* @param KeyboardEvent
* @param boolean handle also Tab
* @param HTMLInputElement submit button
* @return boolean
*/
function textareaKeydown(target, event, tab, button) {
if (tab && !event.shiftKey && !event.altKey && !event.ctrlKey && !event.metaKey) {
if (event.keyCode == 9) {
// inspired by http://pallieter.org/Projects/insertTab/
if (target.setSelectionRange) {
var start = target.selectionStart;
var scrolled = target.scrollTop;
target.value = target.value.substr(0, start) + '\t' + target.value.substr(target.selectionEnd);
target.setSelectionRange(start + 1, start + 1);
target.scrollTop = scrolled;
return false; //! still loses focus in Opera, can be solved by handling onblur
} else if (target.createTextRange) {
document.selection.createRange().text = '\t';
return false;
}
}
if (event.keyCode == 27) {
var els = target.form.elements;
for (var i=1; i < els.length; i++) {
if (els[i-1] == target) {
els[i].focus();
break;
}
}
}
}
if (event.ctrlKey && (event.keyCode == 13 || event.keyCode == 10) && !event.altKey && !event.metaKey) { // shiftKey allowed
target.blur();
if (button) {
button.click();
} else if (!target.form.onsubmit || target.form.onsubmit() !== false) {
target.form.submit();
}
}
return true;
}
/** Change focus by Ctrl+Up or Ctrl+Down
* @param KeyboardEvent
* @return boolean
*/
function editingKeydown(event) {
if ((event.keyCode == 40 || event.keyCode == 38) && event.ctrlKey && !event.altKey && !event.metaKey) { // shiftKey allowed
var target = event.target || event.srcElement;
var sibling = (event.keyCode == 40 ? 'nextSibling' : 'previousSibling');
var el = target.parentNode.parentNode[sibling];
if (el && (/^tr$/i.test(el.tagName) || (el = el[sibling])) && /^tr$/i.test(el.tagName) && (el = el.childNodes[nodePosition(target.parentNode)]) && (el = el.childNodes[nodePosition(target)])) {
el.focus();
}
return false;
}
return true;
}
/** Create AJAX request
* @param string
* @param function (text)
* @param [string]
* @return XMLHttpRequest or false in case of an error
*/
function ajax(url, callback, data) {
var xmlhttp = (window.XMLHttpRequest ? new XMLHttpRequest() : (window.ActiveXObject ? new ActiveXObject('Microsoft.XMLHTTP') : false));
if (xmlhttp) {
xmlhttp.open((data ? 'POST' : 'GET'), url);
if (data) {
xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
}
xmlhttp.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
xmlhttp.onreadystatechange = function () {
if (xmlhttp.readyState == 4) {
var redirect = xmlhttp.getResponseHeader('X-AJAX-Redirect');
if (redirect) {
if (history.replaceState) {
history.replaceState(null, '', redirect);
}
return ajaxSend(redirect);
}
var title = xmlhttp.getResponseHeader('X-AJAX-Title');
if (title) {
document.title = decodeURIComponent(title);
}
callback(xmlhttp.status ? xmlhttp.responseText : undefined);
}
};
xmlhttp.send(data);
}
return xmlhttp;
}
/** Use setHtml(key, value) for JSON response
* @param string
* @return XMLHttpRequest or false in case of an error
*/
function ajaxSetHtml(url) {
return ajax(url, function (text) {
var data = eval('(' + text + ')');
for (var key in data) {
setHtml(key, data[key]);
}
});
}
/** Replace favicon
* @param string
* @return string original href
*/
function replaceFavicon(href) {
var favicon = document.getElementById('favicon');
var orig = favicon.href;
favicon.href = href;
favicon.parentNode.appendChild(favicon); // to replace the icon in Firefox
return orig;
}
var ajaxState = 0;
/** Safely load content to #content
* @param string
* @param [string]
* @param [boolean]
* @return XMLHttpRequest or false in case of an error
*/
function ajaxSend(url, data, popState) {
var currentState = ++ajaxState;
var favicon = replaceFavicon('../adminer/static/loader.gif');
setHtml('loader', '<img src="../adminer/static/loader.gif" alt="">');
return ajax(url, function (text) {
if (currentState == ajaxState) {
replaceFavicon(favicon);
if (text === undefined) {
setHtml('loader', '');
} else {
if (!popState) {
history.pushState(data, '', url);
scrollTo(0, 0);
}
setHtml('content', text);
var content = document.getElementById('content');
var scripts = content.getElementsByTagName('script');
var length = scripts.length; // required to avoid infinite loop
for (var i=0; i < length; i++) {
var script = document.createElement('script');
script.text = scripts[i].text;
content.appendChild(script);
}
var as = document.getElementById('menu').getElementsByTagName('a');
var href = location.href.replace(/(&(sql=|dump=|(select|table)=[^&]*)).*/, '$1');
for (var i=0; i < as.length; i++) {
if (href == as[i].href) {
as[i].className = 'active';
} else if (as[i].className == 'active') {
as[i].className = '';
}
}
var dump = document.getElementById('dump');
if (dump) {
var match = /&(select|table)=([^&]+)/.exec(href);
dump.href = dump.href.replace(/[^=]+$/, '') + (match ? match[2] : '');
}
//! modify Change database hidden fields
if (window.jush) {
jush.highlight_tag('code', 0);
}
}
}
}, data);
}
/** Load content to #content
* @param string
* @param [string]
* @param [MouseEvent]
* @return XMLHttpRequest or false in case of an error
*/
function ajaxMain(url, data, event) {
if (!history.pushState || (event && (event.ctrlKey || event.shiftKey || event.altKey || event.metaKey))) {
return false;
}
return ajaxSend(url, data);
}
/** Revive page from history
* @param PopStateEvent
*/
window.onpopstate = function (event) {
ajaxSend(location.href, event.state, 1); // 1 - disable pushState
}
/** Send form by AJAX GET
* @param HTMLFormElement
* @param [string]
* @return XMLHttpRequest or false in case of an error
*/
function ajaxForm(form, data) {
var params = [ ];
for (var i=0; i < form.elements.length; i++) {
var el = form.elements[i];
if (/file/i.test(el.type) && el.value) {
return false;
} else if (el.name && (!/checkbox|radio|submit|file/i.test(el.type) || el.checked)) {
params.push(encodeURIComponent(el.name) + '=' + encodeURIComponent(/select/i.test(el.tagName) ? selectValue(el) : el.value));
}
}
if (data) {
params.push(data);
}
if (form.method == 'post') {
return ajaxMain((/\?/.test(form.action) ? form.action : location.href), params.join('&')); // ? - always part of Adminer URL
}
return ajaxMain((form.action || location.href).replace(/\?.*/, '') + '?' + params.join('&'));
}
/** Display edit field
* @param HTMLElement
* @param MouseEvent
* @param number display textarea instead of input, 2 - load long text
*/
function selectDblClick(td, event, text) {
td.ondblclick = function () { };
var pos = event.rangeOffset;
var value = (td.firstChild.alt ? td.firstChild.alt : (td.textContent ? td.textContent : td.innerText));
if (value == '\u00A0' || td.getElementsByTagName('i').length) { // or i - NULL
value = '';
}
var input = document.createElement(text ? 'textarea' : 'input');
input.style.width = Math.max(td.clientWidth - 14, 20) + 'px'; // 14 = 2 * (td.border + td.padding + input.border)
if (text) {
var rows = 1;
value.replace(/\n/g, function () {
rows++;
});
input.rows = rows;
input.onkeydown = function (event) {
return textareaKeydown(input, event || window.event, false, document.getElementById('save'));
};
}
if (document.selection) {
var range = document.selection.createRange();
range.moveToPoint(event.clientX, event.clientY);
var range2 = range.duplicate();
range2.moveToElementText(td);
range2.setEndPoint('EndToEnd', range);
pos = range2.text.length;
}
td.innerHTML = '';
td.appendChild(input);
input.focus();
if (text == 2) { // long text
return ajax(location.href + '&' + encodeURIComponent(td.id) + '=', function (text) {
input.value = text;
input.name = td.id;
});
}
input.value = value;
input.name = td.id;
input.selectionStart = pos;
input.selectionEnd = pos;
if (document.selection) {
var range = document.selection.createRange();
range.moveEnd('character', -input.value.length + pos);
range.select();
}
}
/** Load link by AJAX
* @param MouseEvent
* @param string
* @param string
* @return bool
*/
function bodyClick(event, db, ns) {
if (event.button) {
return;
}
if (event.getPreventDefault ? event.getPreventDefault() : event.returnValue === false) {
return false;
}
var el = event.target || event.srcElement;
if (/^a$/i.test(el.parentNode.tagName)) {
el = el.parentNode;
}
if (/^a$/i.test(el.tagName) && !/^https?:|#|&download=/i.test(el.getAttribute('href')) && /[&?]username=/.exec(el.href)) {
var match = /&db=([^&]*)/.exec(el.href);
var match2 = /&ns=([^&]*)/.exec(el.href);
return !(db == (match ? match[1] : '') && ns == (match2 ? match2[1] : '') && ajaxMain(el.href, '', event));
}
if (/^input$/i.test(el.tagName) && (el.type == 'image' || (el.type == 'submit' && !/&(database|scheme|create|view|sql|user|dump|call)=/.test(location.href)))) {
return !ajaxForm(el.form, (el.name ? encodeURIComponent(el.name) + (el.type == 'image' ? '.x' : '') + '=1' : ''));
}
return true;
}
/** Stop event propagation
* @param Event
*/
function eventStop(event) {
if (event.stopPropagation) {
event.stopPropagation();
} else {
event.cancelBubble = true;
}
}