Issue #1 - Prototype a Single Block plugin, server side rendered, Bre…

…adcrumbs block with i18n.

.editorconfig

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+# This file is for unifying the coding style for different editors and IDEs
+# editorconfig.org
+
+# WordPress Coding Standards
+# https://make.wordpress.org/core/handbook/coding-standards/
+
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+indent_style = tab
+
+[*.yml]
+indent_style = space
+indent_size = 2
+
+[*.md]
+trim_trailing_whitespace = false

.gitignore

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+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Output of 'npm pack'
+*.tgz
+
+# dotenv environment variables file
+.env

README.md

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+# SB Children block 
+![banner](https://raw.githubusercontent.com/bobbingwide/children-block/master/assets/children-block-banner-772x250.jpg)
+* Contributors:      bobbingwide
+* Tags:              block, children, parent, links
+* Requires at least: 5.4.2
+* Tested up to:      5.4.2
+* Stable tag:        0.3.2
+* Requires PHP:      7.2.0
+* License:           GPL-2.0-or-later
+* License URI:       https://www.gnu.org/licenses/gpl-2.0.html
+
+List children of the current content as links.
+
+## Description 
+The children-block provides two blocks
+
+1. oik/children-block - to list children of the current content as links.
+2. oik/parent-block - to display a link to the parent.
+
+## Installation 
+
+1. Upload the plugin files to the `/wp-content/plugins/children-block` directory, or install the plugin through the WordPress plugins screen directly.
+1. Activate the plugin through the 'Plugins' screen in WordPress
+
+## Frequently Asked Questions 
+
+# What are the values for the depth parameter? 
+
+- Value - Meaning
+- 0 - Display all descendents in a tree
+- 1 - Display Children only
+- 2 - Display Children and Grandchildren
+- > 2 - Display more descendents
+- -1 - Display all descendents in a list
+
+# Why doesn't the parent block show multiple levels? 
+
+That could be implemented using another block; a breadcrumbs block.
+
+## Screenshots 
+1. Children block depth=0
+2. Children block depth=1
+3. Children block depth=-1
+
+## Upgrade Notice 
+# 0.3.2 
+Upgrade for some improved usage notes.
+
+# 0.3.1 
+Upgrade for some usage notes.
+
+# 0.3.0 
+Use the Parent block in child pages to link back to the parent page.
+
+# 0.2.0 
+Now implements the child list using server side rendering and supports the depth parameter
+
+# 0.1.0 
+Initial version generated by npm wp-create-block
+
+## Changelog 
+# 0.3.2 
+* Changed: Attempted to improve usage notes in the readme.
+
+# 0.3.1 
+* Changed: Add screenshots, banner and update the readme.
+
+# 0.3.0 
+* Added: Parent block https://github.com/bobbingwide/children-block/issues/3
+* Changed: Prepare for multiple blocks https://github.com/bobbingwide/children-block/issues/2
+* Tested: With WordPress 5.4.2 and WordPress Multi Site
+* Tested: With PHP 7.3 and PHP 7.4
+
+# 0.2.0 
+* Changed: Now implements the child list using server side rendering and supports the depth= parameter https://github.com/bobbingwide/children-block/issues/1
+
+# 0.1.0 
+* First version as generated by npm wp-create-block
+
+## Build process 
+
+- To build the blocks during development.
+
+`npm start`
+
+Press Ctrl-C to to stop process.
+
+- To build the blocks for runtime.
+
+`npm run build`
+
+The routine should terminate when the build is complete.
+
+* Note: The scripts don't yet support internationalization.
+
+Pre-requisite:
+
+You need to have `npm` - Node Package Manager - installed.
+
+For some basic instructions see the [oik-blocks summary of blocks README](https://github.com/bobbingwide/oik-blocks/tree/master/blocks)
+
+Most people run the `npm` command from the command line.
+
+

block.json

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+{
+	"name": "sb/breadcrumbs-block",
+	"title": "Breadcrumbs block",
+	"category": "widgets",
+	"icon": "link",
+	"description": "Display a lt.",
+	"textdomain": "sb-parent-block",
+	"supports": {
+		"html": false
+	},
+	"editorScript": "file:./build/index.js",
+	"editorStyle": "file:./build/index.css",
+	"style": "file:./build/style-index.css"
+}

build/index.asset.php

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+<?php return array('dependencies' => array('wp-blocks', 'wp-editor', 'wp-element', 'wp-i18n', 'wp-polyfill'), 'version' => '40ff2cd7d053a2e8ceaa1e7ee4a5dc84');