Initial commit

site/OFF_plugins/kirby-panel-prevnext/definition.yml

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+type: prevnext

site/OFF_plugins/kirby-panel-prevnext/field/assets/css/style.css

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+.plugin-prevnext {
+	display: flex;
+	flex-wrap: wrap;
+	justify-content: space-between;
+}
+
+.plugin-prevnext a {
+	margin: .5em;
+}
+
+.plugin-prevnext .prev i {
+	margin-right: .5em;
+}
+.plugin-prevnext .next i {
+	margin-left: .5em;
+}
+
+.plugin-prevnext a {
+	color: #777;
+}
+
+.plugin-prevnext a:hover {
+	color: #000;
+}
+
+.plugin-prevnext .prev {
+	margin-right: .5em;
+}
+
+.plugin-prevnext .next {
+	margin-left: .5em;
+}

site/OFF_plugins/kirby-panel-prevnext/field/prevnext.php

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+<?php
+/*
+class pagejump {
+	// Reverse one
+	public static function reverse( $item ) {
+		//echo $steps;
+		echo $item->url();
+
+		$obj = ( $item->hasPrev() ) ? $item->prev() : $item->siblings()->last();
+
+		echo $obj->url();
+		return $obj;
+	}
+	// Forward one
+	public static function forward( $item ) {
+		$obj = ( $item->hasNext() ) ? $item->next() : $item->siblings()->first();
+		return $obj;
+	}
+	// Jump
+	public static function jump( $steps, $item = null ) {
+		//$item = ( ! empty( $item ) ) ? $item : page();
+		for( $i = 0; $i < abs( $steps ); $i++ ) {
+			if( $steps <= 0 ) {
+				$item = self::reverse( $item );
+			} else {
+				$item = self::forward( $item );
+			}
+		}
+		return $item;
+	}
+}
+// Wrapper function for template
+page::$methods['jump'] = function($page, $steps) {
+	return pagejump::jump( $steps, $page );
+};*/
+
+class PrevnextField extends BaseField {
+	static public $fieldname = 'prevnext';
+	static public $assets = array(
+		'css' => array(
+			'style.css',
+		)
+	);
+
+	public function input() {
+		#echo $this->page->prev()->slug();
+		#echo page($this->page->id())->prev()->slug();
+		$html = tpl::load( __DIR__ . DS . 'template.php', $data = array(
+			'page' => $this->page
+		));
+		return $html;
+	}
+}

site/OFF_plugins/kirby-panel-prevnext/field/template.php

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+<?php
+$page_obj = page($page->id());
+
+if( $page_obj->siblings()->count() > 1 ) {
+	if ( $page_obj->hasPrev() ) {
+		$prev = $page_obj->prev();
+	} else {
+		$prev = $page_obj->siblings()->last();
+	}
+
+	if ( $page_obj->hasNext() ) {
+		$next = $page_obj->next();
+	} else {
+		$next = $page_obj->siblings()->first();
+	}
+	?>
+
+	<div class="plugin-prevnext">
+		<a class="prev" href="<?php echo panel()->urls()->index() . '/pages/' . $prev->id() . '/edit'; ?>">
+			<i class="fa fa-chevron-left" aria-hidden="true"></i>
+			<?php echo $prev->title(); ?>
+		</a>
+
+		<a class="next" href="<?php echo panel()->urls()->index() . '/pages/' . $next->id() . '/edit'; ?>">
+			<?php echo $next->title(); ?>
+			<i class="fa fa-chevron-right" aria-hidden="true"></i>
+		</a>
+	</div>
+<?php } else {
+	?>
+	<style>
+	.field-name-prevnext {
+		display: none;
+	}
+	</style>
+	<?php
+}

site/OFF_plugins/kirby-panel-prevnext/kirby-panel-prevnext.php

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+<?php
+$kirby->set('field', 'prevnext', __DIR__ . DS . 'field');
+$kirby->set('blueprint', 'fields/prevnext', __DIR__ . '/definition.yml');

site/OFF_plugins/kirby-panel-prevnext/package.json

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+{
+  "name": "kirby-panel-prevnext",
+  "description": "Panel siblings navigation",
+  "author": "Jens Törnell <jens.tornell@gmail.com>",
+  "version": "0.1",
+  "type": "kirby-plugin",
+  "license": "MIT"
+}

site/OFF_plugins/kirby-panel-prevnext/readme.md

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+# Kirby Panel Prevnext
+
+*Version 0.1*
+
+Navigate to siblings in the panel. Multilanguage support.
+
+![Screenshot](docs/prevnext.gif)
+
+## Installation
+
+Use one of the alternatives below.
+
+### 1. Kirby CLI
+
+If you are using the [Kirby CLI](https://github.com/getkirby/cli) you can install this plugin by running the following commands in your shell:
+
+```
+$ cd path/to/kirby
+$ kirby plugin:install jenstornell/kirby-panel-prevnext
+```
+
+### 2. Clone or download
+
+1. [Clone](https://github.com/jenstornell/kirby-panel-prevnext.git) or [download](https://github.com/jenstornell/kirby-panel-prevnext/archive/master.zip)  this repository.
+2. Unzip the archive if needed and rename the folder to `kirby-panel-prevnext`.
+
+**Make sure that the plugin folder structure looks like this:**
+
+```
+site/plugins/kirby-panel-prevnext/
+```
+
+### 3. Git Submodule
+
+If you know your way around Git, you can download this plugin as a submodule:
+
+```
+$ cd path/to/kirby
+$ git submodule add https://github.com/jenstornell/kirby-panel-prevnext site/plugins/kirby-panel-prevnext
+```
+
+## Setup
+
+### 1. Blueprint
+
+To make it work as expected, add the following code to your blueprint:
+
+```
+fields:
+  prevnext: prevnext
+```
+
+## Changelog
+
+**0.1**
+
+- Inital release 
+
+## Requirements
+
+- [**Kirby**](https://getkirby.com/) 2.3+
+
+## Disclaimer
+
+This plugin is provided "as is" with no guarantee. Use it at your own risk and always test it yourself before using it in a production environment. If you find any issues, please [create a new issue](https://github.com/jenstornell/kirby-panel-prevnext/issues/new).
+
+## License
+
+[MIT](https://opensource.org/licenses/MIT)
+
+It is discouraged to use this plugin in any project that promotes racism, sexism, homophobia, animal abuse, violence or any other form of hate speech.
+
+## Credits
+
+- [Jens Törnell](https://github.com/jenstornell)