soselo/js/base.php

<script>

var E = {
	elemid: function(id, cback) { const e = document.getElementById(id); return E.do(e, cback) },
	element: function(q, cback) { const e = document.querySelector(q); return E.do(e, cback) },
	elements: function(q, cback) { const e = document.querySelectorAll(q); return E.do(e, cback) },
	do: function(e, cback) {
		if (typeof cback === 'function' && e !== null && e !== undefined)
			return cback(e);
		return e;
	},
	class: {
		removeAll: function(elems, cls) {
			if (typeof elems === 'string') elems = E.elements(elems);
			elems.forEach(function(it) {
				it.classList !== undefined &&
				it.classList.remove(cls) });
		},
		addAll: function(elems, cls) {
			if (typeof elems === 'string') elems = E.elements(elems);
			elems.forEach(function(it) {
				it.classList !== undefined &&
				it.classList.add(cls) });
		},
		setAll: function(elems, cls) {
			if (typeof elems === 'string') elems = E.elements(elems);
			elems.forEach(function(it) { it.className = cls });
		},
	},
	removeAll: function(query) {
		return E.remove(E.elements(query));
	},
	remove: function(query) {
		if (typeof query === 'string') {
			const _ = E.element(query);
			if (_ !== null) _.remove();
		} else if (query instanceof NodeList) {
			for (var i = 0; i < query.length; i++)
				query[i].remove();
		} else if (query instanceof Object) {
			query.remove();
		}
	},
	template: function(_id, cback) {
		var elem = null;
		elem = E.elemid(_id);
		if (elem === null)
			elem = E.element(_id);
		if (elem === null)
			return;
		if (typeof cback === 'string') {
			elem.innerText = cback;
			return;
		}
		_id = elem.id;
		var tpl = E.elemid(_id+'-item');
		if (tpl !== null) {
			tpl = tpl.outerHTML;
			tpl = tpl.replace('id="'+_id+'-item"','class="item"');
			tpl = tpl.replace('data-src=', 'src=');
			elem.innerHTML = cback(tpl);
		}
	},
	http_template: function(name, cback) {
		const slug = 'html_cache__'+name.replaceAll('/','--');
		if (window.cache.http === undefined)
			window.cache.http = {};
		if (window.cache.http[slug] !== undefined)
			return cback(window.cache.http[slug]);

		http.get('js/templates/'+name+'.html',
		{}, function(data) {
			data = data.trim();
			window.cache.http[slug] = data;
			cback(data);
		});
	},
	custom: {
		loader: {
			show: function(text, cancelable) {
				text = text || 'Loading...';
				E.custom.overlay(`
				<div class="flex" style="max-width: 30em">
					<div class="lds-ring" style="transform: scale(70%);
						width: 10em">
						<div></div><div></div>
						<div></div><div></div>
					</div>
					<div class="flex">
						<span class="center">${text}</span>
					</div>
				</div>
				`, cancelable);
			},
			hide: function() {
				E.elemid('overlay-loader').innerHTML = '';
			},
		},
		overlay: function(html, cancelable) {
			cancelable = [undefined, true].includes(cancelable) ? 'true' : 'false';
			E.template('overlay-loader', function(tpl) {
				tpl = tpl.replaceAll('{cancelable}', cancelable);
				tpl = tpl.replaceAll('{content}', html);
				return tpl;
			});
		},
		btncollapse_render: function() {
			E.elements('button[id*="btncollapse-"]').forEach(function(it) {
				it.setAttribute('onclick', 'E.custom.btncollapse_click(this)');
			});
		},
		btncollapse_click: function(elem) {
			const stat = elem.innerText.trim().toLowerCase();
			const refelem = E.elemid(elem.id.replace('btncollapse-',''));
			if (stat === 'hide') {
				elem.innerText = 'show';
				refelem.style.visibility = 'collapse';
				refelem.style.height = '1px';
				refelem.style.padding = 0;
				refelem.style.margin = 0;
			} else {
				elem.innerText = 'hide';
				refelem.removeAttribute('style');
			}
		},
	},
};

function isVisible(element) {
	const rect = element.getBoundingClientRect();
	return (
		rect.top >= 0 &&
		rect.left >= 0 &&
		rect.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
		rect.right <= (window.innerWidth || document.documentElement.clientWidth)
	);
}

function html2text(html) {
	html = html.replace(/<\/(p|div)>/g, function (m){ return m+'&nbsp;' });
	html = html.replace(/<br\s*\/?>/g, function (m){ return m+'&nbsp;' });
	html = html.replace(/\s+/g, ' ');
	var e = document.createElement('div');
	e.innerHTML = html;
	var result = e.innerText;
	result = result.replace(/\s+/g, ' ');
	e.remove();
	return result.trim();
}

function JSON_to_URLEncoded(element,key,list) {
	var list = list || [];
	if (typeof(element) == 'object') {
		for (var idx in element)
			JSON_to_URLEncoded(element[idx],key?key+'['+idx+']':idx,list);
	} else {
		list.push(key+'='+encodeURIComponent(element));
	}
	return list.join('&');
}

function remove_accents(str) {
	return str.normalize("NFD").replace(/[\u0300-\u036f]/g, "");
}

function insert_string(main_string, ins_string, pos) {
	if (typeof(pos) == undefined)
		pos = 0;
	if (typeof(ins_string) == undefined)
		ins_string = '';
	return main_string.slice(0, pos) + ins_string + main_string.slice(pos);
}

function normalize_word_sound(word, cback) {
	const hashes = [
		'4:a', '3:e', '1:i', '0:o',
		'5:s', 'b:v', '8:b', 'k:c',
		'y:i', 'que:kee', 'q:k',
	];
	for (var i = 0; i < hashes.length; i++) {
		const hash = hashes[i].split(':');
		if (cback !== undefined)
			word = cback(word, hash);
		else word = word.replaceAll(hash[0], hash[1]);
	}
	return word;
}

function normalize_for_search(str) {
	if (str.trim() === '') return '';
	str = str.trim().replaceAll(/\s\s+/g, ' ');
	var words = str.split(' ');
	var newwords = [];
	for (var i = 0; i < words.length; i++) {
		var word = words[i];
		word = remove_accents(word);
		word = word.toLowerCase();
		word = word.replaceAll(/[^a-z0-9]+/g, ' ');
		if (word.trim() === '')
			continue;
		word = normalize_word_sound(word);
		var nword = '';
		for (var j = 0; j < word.length; j++) {
			if (j === 0) {
				nword += word[0];
				continue;
			}
			if (word[j] !== word[j-1]) {
				nword += word[j];
			}
		}
		newwords.push(nword);
	}
	return newwords.join(' ');
}

// source: https://www.geeksforgeeks.org/how-to-get-the-javascript-function-parameter-names-values-dynamically/
function _get_func_params(func) {
	// String representaation of the function code
	var str = func.toString();
	// Remove comments of the form /* ... */
	// Removing comments of the form //
	// Remove body of the function { ... }
	// removing '=>' if func is arrow function
	str = str.replace(/\/\*[\s\S]*?\*\//g, '')
			.replace(/\/\/(.)*/g, '')
			.replace(/{[\s\S]*}/, '')
			.replace(/=>/g, '')
			.trim();
	// Start parameter names after first '('
	var start = str.indexOf("(") + 1;
	// End parameter names is just before last ')'
	var end = str.length - 1;
	var result = str.substring(start, end).split(", ");
	var params = [];
	result.forEach(element => {
		// Removing any default value
		element = element.replace(/=[\s\S]*/g, '').trim();
		if(element.length > 0)
			params.push(element);
	});
	return params;
}

function del_hash_argument(key, fireevent) {
	document.activeElement.blur();

	const hargs = get_hash_arguments();
	if (hargs[key] === undefined) return;

	fireevent = fireevent === undefined ? true : fireevent;
	console.log(`DEL hash-argument: ${key} (fireevent: ${fireevent})`);
	if (fireevent) delete window.hash_argument_nofirechange;
	else window.hash_argument_nofirechange = true;

	var hash = window.location.hash;
	hash = hash.replace(new RegExp(';?'+key+'=[^;]+'),'');
	hash = hash.replace('/;','/');
	if (hash.charAt(hash.length-1) === '/')
		hash = hash.substr(0, hash.length-1);
	window.location.hash = hash;
}

function set_hash_argument(key, val, fireevent) {
	document.activeElement.blur();

	fireevent = fireevent === undefined ? true : fireevent;
	console.log(`SET hash-argument "${key}": ${val} (fireevent: ${fireevent})`);
	if (fireevent) delete window.hash_argument_nofirechange;
	else window.hash_argument_nofirechange = true;

	var hargs = get_hash_arguments();
	if (Object.keys(hargs).length === 0) {
		window.location.hash += '/'+key+'='+val;
		return;
	}
	if (hargs[key] === undefined) {
		window.location.hash += ';'+key+'='+val;
		return;
	}
	var hash = window.location.hash;
	hash = hash.replace(new RegExp(key+'=[^;]+'),`${key}=${val}`);
	window.location.hash = hash;
}

function get_hash_arguments() {
	var args = window.location.hash.substring(1).trim().split('/');
	if (args.length > 0 && args[0].trim() === '')
		args = [];
	return parse_hash_arguments(args[args.length-1]);
}

function parse_ini_config(str) { return parse_hash_arguments(str, '\n') }
function parse_hash_arguments(str,by) {
	by = by || ';';
	var args = {};
	const ps = str.trim().split(by);
	for (var i = 0; i < ps.length; i++) {
		if (!ps[i].includes('='))
			continue;
		const k = ps[i].substr(0,ps[i].indexOf('='));
		const v = ps[i].substr(ps[i].indexOf('=')+1);
		if (k.trim() === '')
			continue;
		args[k] = v;
	}
	return args;
}

function human_field_name(str) {
	str = ' '+str+' ';
	return capitalize(
		str.replaceAll('_', ' ')
			.replaceAll(' api ',' API ')
			.replaceAll(' db ',' DB ')
			.replaceAll(' url ',' URL ')
			.replaceAll(' psql ',' Postgres ')
			.trim()
	);
}
function sleep(ms){ return new Promise(resolve => setTimeout(resolve, ms)) }
function capitalize(str) { return str[0].toUpperCase() + str.substring(1) }
function printstack() { console.error(new Error().stack) }
function uuidv4() {
	return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
		var r = Math.random() * 16 | 0, v = c == 'x' ? r : (r & 0x3 | 0x8);
		return v.toString(16);
	});
}

window.http_requests = {};
const http = {
	abort: function() {
		const ks = Object.keys(window.http_requests);
		for (var i = 0; i < ks.length; i++) {
			window.http_requests[ks[i]].abort();
			delete window.http_requests[ks[i]];
		}
		E.custom.loader.hide();
	},
	cache: {
		buster_process: function(path) {
			if (window.http_cachebuster === undefined)
				return false;
			const ks = Object.keys(window.http_cachebuster);
			var keys = null;
			for (var i = 0; i < ks.length; i++) {
				if (path.match(new RegExp(ks[i])) || path.startsWith(ks[i])) {
					keys = window.http_cachebuster[ks[i]];
					keys = keys.trim().split('|');
					for (var j = 0; j < keys.length; j++)
						keys[j] = keys[j].trim();
				}
			}
			if (keys === null)
				return false;
			for (var i = 0; i < keys.length; i++)
				http.cache.bust(keys[i]);
		},
		bust_all: function() {
			const ks = Object.keys(localStorage);
			for (var i = 0; i < ks.length; i++)
				if (ks[i].startsWith('http_cachekey__'))
					delete localStorage[ks[i]];
		},
		bust: function(key) {
			localStorage['http_cachekey__'+key] = (new Date()).getTime();
		},
		bust_if_new: function(key) {
			if (localStorage['http_cachekey__'+key] === undefined)
				http.cache.bust(key);
		},
		get: function(key) {
			return localStorage['http_cachekey__'+key] || (new Date()).getTime();
		},
	},
	request: function(method, path, payload, callbk, cache_key) {
		cache_key = cache_key || null;
		payload = payload || null;
		callbk = callbk || null;

		// Apache servers work like shit on redirects
		//  this code is needed to avoid 301 on API,
		/// which makes POST and other request fail.
		path = path.trim();
		if (path.indexOf('?') !== -1)
			path = path.replace(/(?<=[^\/])\?/, '/?');
		else if (!path.endsWith('/') &&
			!(path.endsWith('.php') || path.endsWith('.html')))
			path += '/';

		//console.log(path); printstack();
		const httpid = uuidv4();
		const httpdiv = document.getElementById('http');
		const httpts  = new Date().getTime();
		if (httpdiv !== null)
			httpdiv.innerHTML += '<div id="http-'+httpts+'">'+method+' '+path+'</div>';

		document.activeElement.blur();
		http.cache.buster_process(path);
		var cachestr = '';
		if (cache_key !== null) {
			http.cache.bust_if_new(cache_key);
			var cacheval = http.cache.get(cache_key);
			if (!path.includes('?'))
				cachestr = '?_c='+cacheval;
			else cachestr = '&_c='+cacheval;
		}
		path += cachestr;

		const oReq = new XMLHttpRequest();
		oReq.addEventListener("load", function() {
			delete window.http_requests[httpid];
			E.custom.loader.hide();

			if (httpdiv !== null) {
				const hit = document.getElementById('http-'+httpts);
				if (hit !== null) hit.remove();
			}
			if (callbk) {
				if (this.status === 403) {
					toast.error('Unautorized: session might have been closed');
					setTimeout(function(){ window.location.href = '/' }, 4000);
					return false;
				}
				const ps = _get_func_params(callbk);
				if (ps.includes('data') || ps.includes('text') ||
					ps.includes('html') || ps.includes('plain'))
					callbk(this.responseText);
				else if (ps.includes('json') || ps.includes('js')) {
					try { callbk(JSON.parse(this.responseText)) }
					catch (SyntaxError) { callbk(undefined) }
				}
			}
		});
		oReq.open(method, path);
		oReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		oReq.send(JSON_to_URLEncoded(payload));
		window.http_requests[httpid] = oReq;
	},
	get: function(path, payload, callbk, cache_key) {
		return http.request('GET',  path, payload, callbk, cache_key);
	},
	post: function(path, payload, callbk, cache_key) {
		return http.request('POST', path, payload, callbk, cache_key);
	},
	API: {
	}
};
const toast = {
	error: function(text, timeo) {
		timeo = timeo || 7000;
		return toast._show(text, 'error', 'exclamation-triangle', timeo);
	},
	info: function(text, timeo) {
		timeo = timeo || 5000;
		return toast._show(text, 'info', 'info-circle', timeo)
	},
	_show: function(text, type, fa, timeo) {
		const id = 'toast-'+(new Date()).getTime();
		var div = document.createElement('div');
		div.id = id;
		div.className = 'toast-container';
		div.setAttribute('onclick', 'this.remove()');
		text = text.replaceAll('&','&amp;').replaceAll('<','&lt;').replaceAll('>','&gt;');
		text = html2text(text);
		text = text.replaceAll('&','&amp;').replaceAll('<','&lt;').replaceAll('>','&gt;');
		div.innerHTML = '<div class="toast '+type+'"><p style="margin: auto 0 !important;font-size: 1.2em;line-height: 1.8em;">'+
			'<i style="margin-right: 1em;font-size: 1.2em;position:relative;top:.1em" class="fa fa-'+fa+'"></i>'+capitalize(text)+'</p></div>';
		if (document.getElementById('toast-container') !== null)
			document.getElementById('toast-container').appendChild(div);
		else document.body.appendChild(div);
		setTimeout(function() {
			const el = document.getElementById(id)
			if (el !== undefined && el !== null) el.remove();
		}, timeo);
	},
};
</script>