:construction: craete

app/Http/Api/MdRender.php

@@ -0,0 +1,104 @@
+<?php
+namespace App\Http\Api;
+
+use Illuminate\Support\Str;
+use mustache\mustache;
+use App\Models\DhammaTerm;
+use App\Http\Controllers\CorpusController;
+use Illuminate\Support\Facades\Cache;
+use Illuminate\Support\Facades\Log;
+
+class MdRender{
+    /**
+     *
+     */
+    public static function render($markdown,$channelId,$isArticle=false){
+
+        $html = Str::markdown($markdown);
+        #替换术语
+        $pattern = "/\[\[(.+?)\]\]/";
+        $replacement = '{{term|$1}}';
+        $html = preg_replace($pattern,$replacement,$html);
+
+        #替换句子
+        $pattern = "/\{\{([0-9].+?)\}\}/";
+        $replacement = '{{sent|$1}}';
+        $html = preg_replace($pattern,$replacement,$html);
+
+        #替换注释
+        #<code>bla</code>
+        #{{note:bla}}
+        #替换术语
+        $pattern = '/<code>(.+?)<\/code>/';
+        $replacement = '{{note|$1}}';
+        $html = preg_replace($pattern,$replacement,$html);
+
+        $pattern = "/\{\{(.+?)\}\}/";
+        $replacement = "\n{{#function}}\n$1\n{{/function}}\n";
+        $html = preg_replace($pattern,$replacement,$html);
+        $m = new \Mustache_Engine(array('entity_flags' => ENT_QUOTES));
+        $html = $m->render($html, array(
+          'function' => function($text) use($m,$channelId) {
+            //1: 解析
+            $param = explode("|",$text);
+            //3: 处理业务逻辑
+            $tplName = trim($param[0]);
+            $innerString = "";
+            switch($tplName){
+                case 'term':
+                    //获取实际的参数
+                    $word = trim($param[1]);
+                    $props = Cache::remember("/term/{$channelId}/{$word}",
+                          60,
+                          function() use($word,$channelId){
+                            $tplParam = DhammaTerm::where("word",$word)->first();
+                            $output = [
+                                "word" => $word,
+                                "channel" => $channelId,
+                                ];
+                                $innerString = $output["word"];
+                            if($tplParam){
+                                $output["id"] = $tplParam->guid;
+                                $output["meaning"] = $tplParam->meaning;
+                                $innerString = $output["meaning"];
+                                if(!empty($tplParam->other_meaning)){
+                                    $output["meaning2"] = $tplParam->other_meaning;
+                                }
+                            }
+                            return $output;
+                          });
+                    break;
+                case 'note':
+                    if(isset($param[1])){
+                        $props = ["note"=>trim($param[1])];
+                    }
+                    if(isset($param[2])){
+                        $props["trigger"] = trim($param[2]);
+                        $innerString = $props["trigger"];
+                    }
+                    break;
+                case 'sent':
+                    $tplName = "sentedit";
+                    $innerString = "";
+                    $sentId = trim($param[1]);
+                    $Sent = new CorpusController();
+                    $html = $Sent->getSentTpl($param[1],[$channelId]);
+                    return $html;
+                    break;
+                default:
+                    break;
+            }
+            //4: 返回拼好的字符串
+
+            $props = base64_encode(\json_encode($props));
+            $html = "<MdTpl tpl='{$tplName}' props='{$props}' >{$innerString}</MdTpl>";
+            return $html;
+          }
+        ));
+        if(substr_count($html,"<p>") === 1){
+            $html = \str_replace(['<p>','</p>'],'',$html);
+        }
+        //LOG::info($html);
+        return $html;
+    }
+}