前言：
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1.3.0
- Update Lib JsonNet use v0.10.0.
- Support PHP 7.
1.2.0
- Update Lib JsonNet use v0.9.5.
- Add function JsonNet::fmtFile.
- Add function JsonNet::fmtSnippet.
Google Jsonnet Tutorial
jsonnet语言，为我们最常使用的json对象赋予了新的生命力。使用jsonnet来描述json对象，可以在json对象中方便地使用变量\引用\循环等语法，甚至可以书写业务逻辑。
Install Jsonnet-PHP扩展
The pecl package is :
pecl install jsonnet
Input (Jsonnet)
{
cocktails: {
// Ingredient quantities are in fluid ounces. "Tom Collins": {
ingredients: [
{ kind: "Farmers Gin", qty: 1.5 },
{ kind: "Lemon", qty: 1 },
{ kind: "Simple Syrup", qty: 0.5 },
{ kind: "Soda", qty: 2 },
{ kind: "Angostura", qty: "dash" },
],
garnish: "Maraschino Cherry",
served: "Tall",
},
Manhattan: {
ingredients: [
{ kind: "Rye", qty: 2.5 },
{ kind: "Sweet Red Vermouth", qty: 1 },
{ kind: "Angostura", qty: "dash" },
],
garnish: "Maraschino Cherry",
served: "Straight Up",
},
}
}
Output (JSON)
{
"cocktails": {
"Tom Collins": {
"ingredients": [
{ "kind": "Farmers Gin", "qty": 1.5 },
{ "kind": "Lemon", "qty": 1 },
{ "kind": "Simple Syrup", "qty": 0.5 },
{ "kind": "Soda", "qty": 2 },
{ "kind": "Angostura", "qty": "dash" }
],
"garnish": "Maraschino Cherry",
"served": "Tall" },
"Manhattan": {
"ingredients": [
{ "kind": "Rye", "qty": 2.5 },
{ "kind": "Sweet Red Vermouth", "qty": 1 },
{ "kind": "Angostura", "qty": "dash" }
],
"garnish": "Maraschino Cherry",
"served": "Straight Up" }
}
}
Demo of PHP
JsonNet::evaluateFile('bar_menu.1.jsonnet');
$Snippet = '
{
cocktails: {
// Ingredient quantities are in fluid ounces.
"Tom Collins": {
ingredients: [
{ kind: "Farmers Gin", qty: 1.5 },
{ kind: "Lemon", qty: 1 },
{ kind: "Simple Syrup", qty: 0.5 },
{ kind: "Soda", qty: 2 },
{ kind: "Angostura", qty: "dash" },
],
garnish: "Maraschino Cherry",
served: "Tall",
},
Manhattan: {
ingredients: [
{ kind: "Rye", qty: 2.5 },
{ kind: "Sweet Red Vermouth", qty: 1 },
{ kind: "Angostura", qty: "dash" },
],
garnish: "Maraschino Cherry",
served: "Straight Up",
},
}
}
';
var_dump(JsonNet::evaluateSnippet($Snippet));
PHP Re Result
/usr/local/php/php-7.0.6-zts-debug/bin/php --re jsonnet
Extension [ <persistent> extension #40 JsonNet version v1.3.0 ] {
- Constants [2] {
Constant [ string JSONNET_PHP_VERSION ] { v1.3.0 }
Constant [ string JSONNET_PHP_AUTHOR ] { Chitao.Gao [ neeke@php.net ] }
}
- Functions {
Function [ <internal:JsonNet> function jsonnet_get_version ] {
}
Function [ <internal:JsonNet> function jsonnet_get_author ] {
}
}
- Classes [1] {
Class [ <internal:JsonNet> class JsonNet ] {
- Constants [0] {
}
- Static properties [0] {
}
- Static methods [4] {
Method [ <internal:JsonNet> static public method evaluateFile ] {
- Parameters [1] {
Parameter #0 [ <required> $file_path ]
}
}
Method [ <internal:JsonNet> static public method evaluateSnippet ] {
- Parameters [1] {
Parameter #0 [ <required> $snippet_string ]
}
}
Method [ <internal:JsonNet> static public method fmtFile ] {
- Parameters [1] {
Parameter #0 [ <required> $file_path ]
}
}
Method [ <internal:JsonNet> static public method fmtSnippet ] {
- Parameters [1] {
Parameter #0 [ <required> $snippet_string ]
}
}
}
- Properties [0] {
}
- Methods [2] {
Method [ <internal:JsonNet, ctor> public method __construct ] {
}
Method [ <internal:JsonNet, dtor> public method __destruct ] {
}
}
}
}
}
CodeTips
<?php
/**
* @author neeke@php.net
* Date: 18/3/29 下午7:51
*/
const JSONNET_PHP_VERSION = 'v1.3.0';
const JSONNET_PHP_AUTHOR = 'neeke@php.net';
const CODE_SUCCESS = 1000;
const CODE_ERROR = 900;
/**
* @return string
*/
function jsonnet_get_version()
{
return JSONNET_PHP_VERSION;
}
function jsonnet_get_author()
{
return JSONNET_PHP_AUTHOR;
}
class JsonNet
{
public function __construct()
{
#JsonNet init
}
public function __destruct()
{
#JsonNet destroy
}
/**
* @param $file_path
*
* @return array
* @throws Exception
*/
static public function evaluateFile($file_path)
{
throw new Exception('JsonNet::evaluateFile #error', CODE_ERROR);
return array();
}
/**
* @param $snippet_string
*
* @return array
* @throws Exception
*/
static public function evaluateSnippet($snippet_string)
{
throw new Exception('JsonNet::evaluateSnippet #error', CODE_ERROR);
return array();
}
/**
* @param $file_path
*
* @return array
* @throws Exception
*/
static public function fmtFile($file_path)
{
throw new Exception('JsonNet::fmtFile #error', CODE_ERROR);
return array();
}
/**
* @param $snippet_string
*
* @return array
* @throws Exception
*/
static public function fmtSnippet($snippet_string)
{
throw new Exception('JsonNet::fmtSnippet #error', CODE_ERROR);
return array();
}
}
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