Browse Source

#8374: Initial implementation as addon

pull/968/head
Christian Wiwie 1 year ago
parent
commit
8ff88b2eee
3 changed files with 151 additions and 0 deletions
  1. +39
    -0
      showmore_dyn/showmore_dyn.css
  2. +78
    -0
      showmore_dyn/showmore_dyn.js
  3. +34
    -0
      showmore_dyn/showmore_dyn.php

+ 39
- 0
showmore_dyn/showmore_dyn.css View File

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.limit-height {
max-height: 250px;
overflow: hidden;
}
.wall-item-body-toggle {
width: 100%;
text-align: center;
background-image: linear-gradient(rgba(0,0,0,0), #f6f6f6);
cursor: pointer;
height: 50px;
position: absolute;
top: auto;
bottom: 0;
z-index: 11;
left: 0;
display: none;
}
.wall-item-body-toggle-text {
width: 100%;
position: absolute;
top: auto;
bottom: 0;
z-index: 12;
left: 0;
text-shadow: 0 0 5px #f6f6f6;
font-weight: bold;
}
.wall-item-body {
position: relative;
width: 100%;
}
.wall-item-body-wrapper {
position: relative;
width: 100%;
display: inline-block;
}

+ 78
- 0
showmore_dyn/showmore_dyn.js View File

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$(document).ready(function(){
handleNewWallItemBodies();
var mutationObserver = new MutationObserver(function(mutations) {
handleNewWallItemBodies();
});
mutationObserver.observe($("#content")[0], { attributes: false, characterData: false, childList: true, subtree: true, attributeOldValue: false, characterDataOldValue: false });
});
function handleNewWallItemBodies() {
$('.wall-item-body:not(.showmore-done)').each(function(i, el) {
$(el).addClass('showmore-done');
if ($(el).has('button.content-filter-button').length > 0) {
$(el).removeClass('limitable');
return;
}
var itemId = $(el).attr('id');
addHeightToggleHandler(itemId);
var limited = processHeightLimit(itemId);
if (!limited) {
var mutationObserver = new MutationObserver(function(mutations) {
var limited = processHeightLimit(itemId);
if (limited) {
mutationObserver.disconnect()
}
});
mutationObserver.observe(el, { attributes: true, characterData: true, childList: true, subtree: true, attributeOldValue: true, characterDataOldValue: true });
$(el).imagesLoaded().then(function(){
processHeightLimit(itemId);
});
}
});
}
function addHeightToggleHandler(id) {
var itemIdSel = "#" + id;
var itemId = parseInt(id.replace("wall-item-body-", ""));
$(itemIdSel).data("item-id", itemId);
var wrapperId = "wall-item-body-wrapper-" + itemId;
var wrapperIdSel = "#" + wrapperId;
var toggleId = "wall-item-body-toggle-" + itemId;
var toggleIdSel = "#" + toggleId;
$(itemIdSel).wrap('<div id="' + wrapperId + '" class="wall-item-body-wrapper"></div>');
$(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>');
$(toggleIdSel).show();
$(toggleIdSel).click(function(el) {
$(itemIdSel).toggleClass("limit-height");
$(this).hide();
$(itemIdSel).removeClass("limitable");
});
}
function processHeightLimit(id) {
var idSel = "#" + id;
if (!$(idSel).hasClass("limitable")) {
return false;
}
var itemId = $(idSel).data("item-id");
var toggleSelector = "#wall-item-body-toggle-" + itemId;
if ($(idSel).height() < 250) {
$(idSel).removeClass("limit-height");
$(toggleSelector).hide();
return false;
} else {
$(idSel).addClass("limit-height");
$(toggleSelector).show();
return true;
}
}

+ 34
- 0
showmore_dyn/showmore_dyn.php View File

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<?php
/**
* Name: Showmore Dynamic
* Description: Dynamically limits height of posts
* Version: 1.0
* Author: Christian Wiwie
*
*/
use Friendica\App;
use Friendica\Core\Hook;
use Friendica\DI;
function showmore_dyn_install() {
Hook::register('head' , __FILE__, 'showmore_dyn_head');
Hook::register('footer', __FILE__, 'showmore_dyn_footer');
}
function showmore_dyn_uninstall()
{
Hook::unregister('head' , __FILE__, 'showmore_dyn_head');
Hook::unregister('footer', __FILE__, 'showmore_dyn_footer');
}
function showmore_dyn_head(App $a, &$b)
{
DI::page()->registerStylesheet(__DIR__ . '/showmore_dyn.css');
}
function showmore_dyn_footer(App $a, &$b)
{
DI::page()->registerFooterScript(__DIR__ . '/showmore_dyn.js');
}

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