Discuz! X3.4 发帖换行兼容方案（换行丢失问题解决）

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修正discuz发帖首次换行无效的问题


修改static/js/bbcode.js

将

1. if((allowhtml && fetchCheckbox('htmlon')) || trim(str) == '') {
   
2.     for(i in EXTRAFUNC['html2bbcode']) {
   
3.         EXTRASTR = str;
   
4.         try {
   
5.             eval('str = ' + EXTRAFUNC['html2bbcode'][i] + '()');
   
6.         } catch(e) {}
   
7.     }
   
8.     str = str.replace(/<img[^>]+smilieid=(["']?)(\d+)(\1)[^>]*>/ig, function($1, $2, $3) {return smileycode($3);});
   
9.     str = str.replace(/<img([^>]*aid=[^>]*)>/ig, function($1, $2) {return imgtag($2);});
   
10.     return str;
    
11. }

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修改为

1. if((allowhtml && fetchCheckbox('htmlon')) || trim(str) == '') {
   
2.     for(i in EXTRAFUNC['html2bbcode']) {
   
3.         EXTRASTR = str;
   
4.         try {
   
5.             eval('str = ' + EXTRAFUNC['html2bbcode'][i] + '()');
   
6.         } catch(e) {}
   
7.     }
   
8.     str = str.replace(/<img[^>]+smilieid=(["']?)(\d+)(\1)[^>]*>/ig, function($1, $2, $3) {return smileycode($3);});
   
9.     str = str.replace(/<img([^>]*aid=[^>]*)>/ig, function($1, $2) {return imgtag($2);});
   
10.     return str;
    
11. }
    
12. 
    
13. //fix first enter cannot start new line
    
14. var divPos = strpos(str,"<div>");
    
15. if(divPos > 0 ){
    
16.     if(divPos > 4 && str.substr(divPos - 4,4) == '</p>'){}
    
17.     else{
    
18.         str = str.substr(0,divPos) + '<br>'+ str.substr(divPos);
    
19.     }
    
20. }
    
21. //end

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