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authorArthurHoaro <arthur@hoa.ro>2017-05-25 15:28:26 +0200
committerGitHub <noreply@github.com>2017-05-25 15:28:26 +0200
commit81a91579ba8eb7b5a203722baf927a3653b5cb94 (patch)
tree228456f9b4d95d03e97fc9bc1b5004aa599f95ee /tpl/default/js
parent8b27824338eb445d69730c9b05f05b131ccea52f (diff)
parent82e3bb5f06dc531ee1080a0313833791a1c1f3c7 (diff)
downloadShaarli-81a91579ba8eb7b5a203722baf927a3653b5cb94.tar.gz
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Merge pull request #835 from ArthurHoaro/feature/tag-cloud
Adds a taglist view with edit/delete buttons
Diffstat (limited to 'tpl/default/js')
-rw-r--r--tpl/default/js/shaarli.js194
1 files changed, 193 insertions, 1 deletions
diff --git a/tpl/default/js/shaarli.js b/tpl/default/js/shaarli.js
index ceb1d1b8..4ebb7815 100644
--- a/tpl/default/js/shaarli.js
+++ b/tpl/default/js/shaarli.js
@@ -412,8 +412,197 @@ window.onload = function () {
412 } 412 }
413 }); 413 });
414 } 414 }
415
416 /**
417 * Tag list operations
418 *
419 * TODO: support error code in the backend for AJAX requests
420 */
421 var existingTags = document.querySelector('input[name="taglist"]').value.split(' ');
422 var awesomepletes = [];
423
424 // Display/Hide rename form
425 var renameTagButtons = document.querySelectorAll('.rename-tag');
426 [].forEach.call(renameTagButtons, function(rename) {
427 rename.addEventListener('click', function(event) {
428 event.preventDefault();
429 var block = findParent(event.target, 'div', {'class': 'tag-list-item'});
430 var form = block.querySelector('.rename-tag-form');
431 if (form.style.display == 'none' || form.style.display == '') {
432 form.style.display = 'block';
433 } else {
434 form.style.display = 'none';
435 }
436 block.querySelector('input').focus();
437 });
438 });
439
440 // Rename a tag with an AJAX request
441 var renameTagSubmits = document.querySelectorAll('.validate-rename-tag');
442 [].forEach.call(renameTagSubmits, function(rename) {
443 rename.addEventListener('click', function(event) {
444 event.preventDefault();
445 var block = findParent(event.target, 'div', {'class': 'tag-list-item'});
446 var input = block.querySelector('.rename-tag-input');
447 var totag = input.value.replace('/"/g', '\\"');
448 if (totag.trim() == '') {
449 return;
450 }
451 var fromtag = block.getAttribute('data-tag');
452 var token = document.getElementById('token').value;
453
454 xhr = new XMLHttpRequest();
455 xhr.open('POST', '?do=changetag');
456 xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
457 xhr.onload = function() {
458 if (xhr.status !== 200) {
459 alert('An error occurred. Return code: '+ xhr.status);
460 location.reload();
461 } else {
462 block.setAttribute('data-tag', totag);
463 input.setAttribute('name', totag);
464 input.setAttribute('value', totag);
465 findParent(input, 'div', {'class': 'rename-tag-form'}).style.display = 'none';
466 block.querySelector('a.tag-link').innerHTML = htmlEntities(totag);
467 block.querySelector('a.tag-link').setAttribute('href', '?searchtags='+ encodeURIComponent(totag));
468 block.querySelector('a.rename-tag').setAttribute('href', '?do=changetag&fromtag='+ encodeURIComponent(totag));
469
470 // Refresh awesomplete values
471 for (var key in existingTags) {
472 if (existingTags[key] == fromtag) {
473 existingTags[key] = totag;
474 }
475 }
476 awesomepletes = updateAwesompleteList('.rename-tag-input', existingTags, awesomepletes);
477 }
478 };
479 xhr.send('renametag=1&fromtag='+ encodeURIComponent(fromtag) +'&totag='+ encodeURIComponent(totag) +'&token='+ token);
480 refreshToken();
481 });
482 });
483
484 // Validate input with enter key
485 var renameTagInputs = document.querySelectorAll('.rename-tag-input');
486 [].forEach.call(renameTagInputs, function(rename) {
487
488 rename.addEventListener('keypress', function(event) {
489 if (event.keyCode === 13) { // enter
490 findParent(event.target, 'div', {'class': 'tag-list-item'}).querySelector('.validate-rename-tag').click();
491 }
492 });
493 });
494
495 // Delete a tag with an AJAX query (alert popup confirmation)
496 var deleteTagButtons = document.querySelectorAll('.delete-tag');
497 [].forEach.call(deleteTagButtons, function(rename) {
498 rename.style.display = 'inline';
499 rename.addEventListener('click', function(event) {
500 event.preventDefault();
501 var block = findParent(event.target, 'div', {'class': 'tag-list-item'});
502 var tag = block.getAttribute('data-tag');
503 var token = document.getElementById('token').value;
504
505 if (confirm('Are you sure you want to delete the tag "'+ tag +'"?')) {
506 xhr = new XMLHttpRequest();
507 xhr.open('POST', '?do=changetag');
508 xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
509 xhr.onload = function() {
510 block.remove();
511 };
512 xhr.send(encodeURI('deletetag=1&fromtag='+ tag +'&token='+ token));
513 refreshToken();
514 }
515 });
516 });
517
518 updateAwesompleteList('.rename-tag-input', document.querySelector('input[name="taglist"]').value.split(' '), awesomepletes);
415}; 519};
416 520
521/**
522 * Find a parent element according to its tag and its attributes
523 *
524 * @param element Element where to start the search
525 * @param tagName Expected parent tag name
526 * @param attributes Associative array of expected attributes (name=>value).
527 *
528 * @returns Found element or null.
529 */
530function findParent(element, tagName, attributes)
531{
532 while (element) {
533 if (element.tagName.toLowerCase() == tagName) {
534 var match = true;
535 for (var key in attributes) {
536 if (! element.hasAttribute(key)
537 || (attributes[key] != '' && element.getAttribute(key).indexOf(attributes[key]) == -1)
538 ) {
539 match = false;
540 break;
541 }
542 }
543
544 if (match) {
545 return element;
546 }
547 }
548 element = element.parentElement;
549 }
550 return null;
551}
552
553/**
554 * Ajax request to refresh the CSRF token.
555 */
556function refreshToken()
557{
558 var xhr = new XMLHttpRequest();
559 xhr.open('GET', '?do=token');
560 xhr.onload = function() {
561 var token = document.getElementById('token');
562 token.setAttribute('value', xhr.responseText);
563 };
564 xhr.send();
565}
566
567/**
568 * Update awesomplete list of tag for all elements matching the given selector
569 *
570 * @param selector CSS selector
571 * @param tags Array of tags
572 * @param instances List of existing awesomplete instances
573 */
574function updateAwesompleteList(selector, tags, instances)
575{
576 // First load: create Awesomplete instances
577 if (instances.length == 0) {
578 var elements = document.querySelectorAll(selector);
579 [].forEach.call(elements, function (element) {
580 instances.push(new Awesomplete(
581 element,
582 {'list': tags}
583 ));
584 });
585 } else {
586 // Update awesomplete tag list
587 for (var key in instances) {
588 instances[key].list = tags;
589 }
590 }
591 return instances;
592}
593
594/**
595 * html_entities in JS
596 *
597 * @see http://stackoverflow.com/questions/18749591/encode-html-entities-in-javascript
598 */
599function htmlEntities(str)
600{
601 return str.replace(/[\u00A0-\u9999<>\&]/gim, function(i) {
602 return '&#'+i.charCodeAt(0)+';';
603 });
604}
605
417function activateFirefoxSocial(node) { 606function activateFirefoxSocial(node) {
418 var loc = location.href; 607 var loc = location.href;
419 var baseURL = loc.substring(0, loc.lastIndexOf("/")); 608 var baseURL = loc.substring(0, loc.lastIndexOf("/"));
@@ -445,8 +634,11 @@ function activateFirefoxSocial(node) {
445 * @param currentContinent Current selected continent 634 * @param currentContinent Current selected continent
446 * @param reset Set to true to reset the selected value 635 * @param reset Set to true to reset the selected value
447 */ 636 */
448function hideTimezoneCities(cities, currentContinent, reset = false) { 637function hideTimezoneCities(cities, currentContinent) {
449 var first = true; 638 var first = true;
639 if (reset == null) {
640 reset = false;
641 }
450 [].forEach.call(cities, function (option) { 642 [].forEach.call(cities, function (option) {
451 if (option.getAttribute('data-continent') != currentContinent) { 643 if (option.getAttribute('data-continent') != currentContinent) {
452 option.className = 'hidden'; 644 option.className = 'hidden';