88 lines
2.4 KiB
JavaScript
88 lines
2.4 KiB
JavaScript
var nextBodyIdx = 0;
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$(document).ready(function() {
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$("head").append('<style type="text/css"></style>');
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var newStyleElement = $("head").children(':last');
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newStyleElement.html('.limit-height{max-height: ' + postLimitHeight + 'px; overflow: hidden; display:inline-block;}');
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handleNewWallItemBodies();
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document.addEventListener("postprocess_liveupdate", function() {
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handleNewWallItemBodies();
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});
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});
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function handleNewWallItemBodies() {
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$('.wall-item-body:not(.showmore-done)').each(function() {
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var $el = $(this);
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$el.addClass('showmore-done');
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if ($el.has('button.content-filter-button').length > 0) {
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$el.removeClass('limitable');
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return;
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}
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if (!$el.attr("id")) {
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$el.attr("id", nextBodyIdx++);
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}
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addHeightToggleHandler($el);
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var limited = processHeightLimit($el);
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if (!limited) {
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var mutationObserver = new MutationObserver(function() {
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var limited = processHeightLimit($el);
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if (limited) {
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mutationObserver.disconnect()
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}
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});
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mutationObserver.observe($el[0], {
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attributes: true,
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characterData: true,
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childList: true,
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subtree: true,
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attributeOldValue: true,
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characterDataOldValue: true
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});
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$el.imagesLoaded().then(function() {
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processHeightLimit($el);
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});
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}
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});
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}
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function addHeightToggleHandler($item) {
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var itemId = parseInt($item.attr("id").replace("wall-item-body-", ""));
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$item.data("item-id", itemId);
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var wrapperId = "wall-item-body-wrapper-" + itemId;
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var toggleId = "wall-item-body-toggle-" + itemId;
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$item.wrap('<div id="' + wrapperId + '" class="wall-item-body-wrapper"></div>');
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$("#" + wrapperId).append('<div class="wall-item-body-toggle" data-item-id="' + itemId + '" id="' + toggleId + '" ><button type="button" class="wall-item-body-toggle-text">' + showmore_dyn_showmore_linktext + '</button></div>');
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$item.addClass("limitable limit-height");
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var $toggle = $("#" + toggleId);
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$toggle.show();
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$toggle.click(function(el) {
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$item.toggleClass("limit-height");
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$(this).hide();
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$item.removeClass("limitable");
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});
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}
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function processHeightLimit($item) {
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if (!$item.hasClass("limitable")) {
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return false;
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}
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var itemId = $item.data("item-id");
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var $toggle = $("#wall-item-body-toggle-" + itemId);
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if ($item.height() < postLimitHeight) {
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$item.removeClass("limit-height");
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$toggle.hide();
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return false;
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} else {
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$item.addClass("limit-height");
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$toggle.show();
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return true;
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}
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}
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