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#8374: Initial implementation as addon
This commit is contained in:
Christian Wiwie
parent
b11e418f35
commit
8ff88b2eee
3 changed files with 151 additions and 0 deletions
39
showmore_dyn/showmore_dyn.css
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39
showmore_dyn/showmore_dyn.css
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.limit-height {
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max-height: 250px;
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overflow: hidden;
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}
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.wall-item-body-toggle {
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width: 100%;
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text-align: center;
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background-image: linear-gradient(rgba(0,0,0,0), #f6f6f6);
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cursor: pointer;
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height: 50px;
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position: absolute;
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top: auto;
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bottom: 0;
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z-index: 11;
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left: 0;
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display: none;
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}
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.wall-item-body-toggle-text {
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width: 100%;
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position: absolute;
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top: auto;
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bottom: 0;
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z-index: 12;
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left: 0;
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text-shadow: 0 0 5px #f6f6f6;
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font-weight: bold;
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}
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.wall-item-body {
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position: relative;
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width: 100%;
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}
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.wall-item-body-wrapper {
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position: relative;
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width: 100%;
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display: inline-block;
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}
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78
showmore_dyn/showmore_dyn.js
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78
showmore_dyn/showmore_dyn.js
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$(document).ready(function(){
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handleNewWallItemBodies();
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var mutationObserver = new MutationObserver(function(mutations) {
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handleNewWallItemBodies();
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});
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mutationObserver.observe($("#content")[0], { attributes: false, characterData: false, childList: true, subtree: true, attributeOldValue: false, characterDataOldValue: false });
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});
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function handleNewWallItemBodies() {
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$('.wall-item-body:not(.showmore-done)').each(function(i, el) {
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$(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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var itemId = $(el).attr('id');
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addHeightToggleHandler(itemId);
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var limited = processHeightLimit(itemId);
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if (!limited) {
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var mutationObserver = new MutationObserver(function(mutations) {
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var limited = processHeightLimit(itemId);
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if (limited) {
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mutationObserver.disconnect()
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}
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});
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mutationObserver.observe(el, { attributes: true, characterData: true, childList: true, subtree: true, attributeOldValue: true, characterDataOldValue: true });
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$(el).imagesLoaded().then(function(){
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processHeightLimit(itemId);
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});
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}
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});
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}
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function addHeightToggleHandler(id) {
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var itemIdSel = "#" + id;
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var itemId = parseInt(id.replace("wall-item-body-", ""));
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$(itemIdSel).data("item-id", itemId);
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var wrapperId = "wall-item-body-wrapper-" + itemId;
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var wrapperIdSel = "#" + wrapperId;
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var toggleId = "wall-item-body-toggle-" + itemId;
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var toggleIdSel = "#" + toggleId;
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$(itemIdSel).wrap('<div id="' + wrapperId + '" class="wall-item-body-wrapper"></div>');
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$(wrapperIdSel).append('<div class="wall-item-body-toggle" data-item-id="' + itemId + '" id="' + toggleId + '" ><a href="javascript:void(0)" class="wall-item-body-toggle-text">Show more ...</a></div>');
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$(toggleIdSel).show();
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$(toggleIdSel).click(function(el) {
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$(itemIdSel).toggleClass("limit-height");
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$(this).hide();
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$(itemIdSel).removeClass("limitable");
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});
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}
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function processHeightLimit(id) {
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var idSel = "#" + id;
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if (!$(idSel).hasClass("limitable")) {
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return false;
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}
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var itemId = $(idSel).data("item-id");
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var toggleSelector = "#wall-item-body-toggle-" + itemId;
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if ($(idSel).height() < 250) {
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$(idSel).removeClass("limit-height");
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$(toggleSelector).hide();
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return false;
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} else {
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$(idSel).addClass("limit-height");
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$(toggleSelector).show();
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return true;
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}
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}
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34
showmore_dyn/showmore_dyn.php
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34
showmore_dyn/showmore_dyn.php
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<?php
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/**
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* Name: Showmore Dynamic
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* Description: Dynamically limits height of posts
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* Version: 1.0
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* Author: Christian Wiwie
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*
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*/
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use Friendica\App;
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use Friendica\Core\Hook;
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use Friendica\DI;
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function showmore_dyn_install() {
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Hook::register('head' , __FILE__, 'showmore_dyn_head');
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Hook::register('footer', __FILE__, 'showmore_dyn_footer');
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}
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function showmore_dyn_uninstall()
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{
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Hook::unregister('head' , __FILE__, 'showmore_dyn_head');
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Hook::unregister('footer', __FILE__, 'showmore_dyn_footer');
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}
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function showmore_dyn_head(App $a, &$b)
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{
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DI::page()->registerStylesheet(__DIR__ . '/showmore_dyn.css');
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}
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function showmore_dyn_footer(App $a, &$b)
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{
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DI::page()->registerFooterScript(__DIR__ . '/showmore_dyn.js');
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}
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