kareha.js

   1 function require_script_version(v)
   2 {
   3         if(v!="3.a") alert("The board has been upgraded. You need to force a reload in your browser to complete the update.\nThis is usually done by holding down Shift and pressing the reload button.");
   4 }
   5
   6
   7
   8 function show(id)
   9 {
  10         var style=document.getElementById(id).style;
  11         if(style.display) style.display="";
  12         else style.display="none";
  13 }
  14
  15 function insert(text,thread)
  16 {
  17         var textarea=document.getElementById("postform"+thread).comment;
  18         if(textarea)
  19         {
  20                 if(textarea.createTextRange && textarea.caretPos) // IE
  21                 {
  22                         var caretPos=textarea.caretPos;
  23                         caretPos.text=caretPos.text.charAt(caretPos.text.length-1)==" "?text+" ":text;
  24                 }
  25                 else if(textarea.setSelectionRange) // Firefox
  26                 {
  27                         var start=textarea.selectionStart;
  28                         var end=textarea.selectionEnd;
  29                         textarea.value=textarea.value.substr(0,start)+text+textarea.value.substr(end);
  30                         textarea.setSelectionRange(start+text.length,start+text.length);
  31                 }
  32                 else
  33                 {
  34                         textarea.value+=text+" ";
  35                 }
  36                 textarea.focus();
  37         }
  38 }
  39
  40 function w_insert(text,link)
  41 {
  42         if(document.body.className=="mainpage") document.location=link+"#i"+text;
  43         else insert(text,"");
  44 }
  45
  46 function size_field(id,rows) { document.getElementById(id).comment.setAttribute("rows",rows); }
  47
  48
  49
  50 function delete_post(thread,post,file)
  51 {
  52         if(confirm("Are you sure you want to delete reply "+post+"?"))
  53         {
  54                 var fileonly=false;
  55                 var script=document.forms[0].action;
  56                 var password=document.forms[0].password.value;
  57
  58                 if(file) fileonly=confirm("Leave the reply text and delete the only file?");
  59
  60                 document.location=script
  61                 +"?task=delete"
  62                 +"&delete="+thread+","+post
  63                 +"&password="+password
  64                 +"&fileonly="+(fileonly?"1":"0");
  65         }
  66 }
  67
  68 function preview_post(formid,thread)
  69 {
  70         var form=document.getElementById(formid);
  71         var preview=document.getElementById("preview"+thread);
  72
  73         if(!form||!preview) return;
  74
  75         preview.style.display="";
  76         preview.innerHTML="<em>Loading...</em>";
  77
  78         var text;
  79         text="task=preview";
  80         text+="&comment="+encodeURIComponent(form.comment.value);
  81         text+="&markup="+encodeURIComponent(form.markup.value);
  82         if(thread) text+="&thread="+thread;
  83
  84         var xmlhttp=get_xmlhttp();
  85         xmlhttp.open("POST",self);
  86         xmlhttp.onreadystatechange=function() {
  87                 if(xmlhttp.readyState==4) preview.innerHTML=xmlhttp.responseText;
  88         }
  89         if(is_ie()||xmlhttp.setRequestHeader) xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
  90         xmlhttp.send(text);
  91 }
  92
  93 function get_xmlhttp()
  94 {
  95         var xmlhttp;
  96         try { xmlhttp=new ActiveXObject("Msxml2.XMLHTTP"); }
  97         catch(e1)
  98         {
  99                 try { xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); }
 100                 catch(e1) { xmlhttp=null; }
 101         }
 102
 103         if(!xmlhttp && typeof XMLHttpRequest!='undefined') xmlhttp=new XMLHttpRequest();
 104
 105         return(xmlhttp);
 106 }
 107
 108 function is_ie()
 109 {
 110         return(document.all&&!document.opera);
 111 }
 112
 113
 114
 115 function set_new_inputs(id)
 116 {
 117         var el=document.getElementById(id);
 118
 119         if(!el||!el.link) return;
 120
 121         if(!el.field_a.value) el.field_a.value=get_cookie("name");
 122         if(!el.field_b.value) el.field_b.value=get_cookie("link");
 123         if(!el.password.value) el.password.value=get_password("password");
 124         if(el.markup&&!el.comment.value) el.markup.value=get_cookie("markup");
 125         select_markup(el.markup);
 126 }
 127
 128 function set_delpass(id)
 129 {
 130         with(document.getElementById(id)) password.value=get_cookie("password");
 131 }
 132
 133 function make_password()
 134 {
 135         var chars="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
 136         var pass='';
 137
 138         for(var i=0;i<8;i++)
 139         {
 140                 var rnd=Math.floor(Math.random()*chars.length);
 141                 pass+=chars.substring(rnd,rnd+1);
 142         }
 143
 144         return(pass);
 145 }
 146
 147 function get_password(name)
 148 {
 149         var pass=get_cookie(name);
 150         if(pass) return pass;
 151         return make_password();
 152 }
 153
 154 function select_markup(sel)
 155 {
 156         if(!window.markup_descriptions) return;
 157
 158         var el=sel;
 159         while(el=el.nextSibling) if(el.nodeName.toLowerCase()=="small") break;
 160
 161         if(el) el.innerHTML=markup_descriptions[sel.value];
 162 }
 163
 164
 165
 166 function get_cookie(name)
 167 {
 168         with(document.cookie)
 169         {
 170                 var regexp=new RegExp("(^|;\\s+)"+name+"=(.*?)(;|$)");
 171                 var hit=regexp.exec(document.cookie);
 172                 if(hit&&hit.length>2) return unescape(hit[2]);
 173                 else return '';
 174         }
 175 };
 176
 177 function set_cookie(name,value,days)
 178 {
 179         if(days)
 180         {
 181                 var date=new Date();
 182                 date.setTime(date.getTime()+(days*24*60*60*1000));
 183                 var expires="; expires="+date.toGMTString();
 184         }
 185         else expires="";
 186         document.cookie=name+"="+value+expires+"; path=/";
 187 }
 188
 189 function set_stylesheet(styletitle)
 190 {
 191         var links=document.getElementsByTagName("link");
 192         var found=false;
 193         for(var i=0;i<links.length;i++)
 194         {
 195                 var rel=links[i].getAttribute("rel");
 196                 var title=links[i].getAttribute("title");
 197                 if(rel.indexOf("style")!=-1&&title)
 198                 {
 199                         links[i].disabled=true; // IE needs this to work. IE needs to die.
 200                         if(styletitle==title) { links[i].disabled=false; found=true; }
 201                 }
 202         }
 203         if(!found) set_preferred_stylesheet();
 204 }
 205
 206 function set_preferred_stylesheet()
 207 {
 208         var links=document.getElementsByTagName("link");
 209         for(var i=0;i<links.length;i++)
 210         {
 211                 var rel=links[i].getAttribute("rel");
 212                 var title=links[i].getAttribute("title");
 213                 if(rel.indexOf("style")!=-1&&title) links[i].disabled=(rel.indexOf("alt")!=-1);
 214         }
 215 }
 216
 217 function get_active_stylesheet()
 218 {
 219         var links=document.getElementsByTagName("link");
 220         for(var i=0;i<links.length;i++)
 221         {
 222                 var rel=links[i].getAttribute("rel");
 223                 var title=links[i].getAttribute("title");
 224                 if(rel.indexOf("style")!=-1&&title&&!links[i].disabled) return title;
 225         }
 226 }
 227
 228 function get_preferred_stylesheet()
 229 {
 230         var links=document.getElementsByTagName("link");
 231         for(var i=0;i<links.length;i++)
 232         {
 233                 var rel=links[i].getAttribute("rel");
 234                 var title=links[i].getAttribute("title");
 235                 if(rel.indexOf("style")!=-1&&rel.indexOf("alt")==-1&&title) return title;
 236         }
 237         return null;
 238 }
 239
 240
 241
 242 window.onunload=function(e)
 243 {
 244         if(style_cookie)
 245         {
 246                 var title=get_active_stylesheet();
 247                 set_cookie(style_cookie,title,365);
 248         }
 249 }
 250
 251 window.onload=function(e)
 252 {
 253         if(match=/#i(.+)/.exec(document.location.toString()))
 254         if(!document.getElementById("postform").comment.value)
 255         insert(unescape(match[1]),"");
 256 }
 257
 258 if(style_cookie)
 259 {
 260         var cookie=get_cookie(style_cookie);
 261         var title=cookie?cookie:get_preferred_stylesheet();
 262         set_stylesheet(title);
 263 }
 264
 265 var captcha_key=make_password();