/**
 * 2006-09-16 yutaka kawano arranged
   商品ページ、プロフィールページで画像ボタンをおしてUPLOADしたファイルを選択するルーチン 
 * 2006-11-17 yutaka kawano arranged
   編集欄に商品カートを設置するためのボタン処理ルーチン
 * function includeImage_pdrc
 */

/**
  * Nucleus: PHP/MySQL Weblog CMS (http://nucleuscms.org/) 
  * Copyright (C) 2002-2005 The Nucleus Group
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
  * as published by the Free Software Foundation; either version 2
  * of the License, or (at your option) any later version.
  * (see nucleus/documentation/index.html#license for more info)
  *
  * This file contains functions to allow adding items from inside the weblog.
  * Also contains code to avoid submitting form data twice.
  *
  * $Id: edit.js,v 1.9.2.1 2005/08/15 10:51:08 dekarma Exp $
  * $NucleusJP: edit.js,v 1.4.2.1 2005/09/27 06:58:41 kimitake Exp $
  */

var nucleusConvertBreaks = true;
var nucleusMediaPopupURL = '';
var nucleusMediaURL = 'media/';
var nucleusAuthorId = 0;
var scrollTop = -1;

function setConvertBreaks(newval) { nucleusConvertBreaks = newval; }
function setMediaUrl(url) { nucleusMediaURL = url; }
function setAuthorId(id) { nucleusAuthorId = id; }

function preview(id, value) {
  elem = document.getElementById(id);
  if (!elem) return;
  
  var preview = nucleusConvertBreaks ? str_replace("\n","<br />",value)+"&nbsp;" : value+"&nbsp;";
  
  // expand the media commands (without explicit collection)
  preview = preview.replace(/\<\%image\(([^\/\|]*)\|([^\|]*)\|([^\|]*)\|([^)]*)\)\%\>/g,"<img src='"+nucleusMediaURL+nucleusAuthorId+"/$1' width='$2' height='$3' alt=\"$4\" />");
  
  // expand the media commands (with collection)
  preview = preview.replace(/\<\%image\(([^\|]*)\|([^\|]*)\|([^\|]*)\|([^)]*)\)\%\>/g,"<img src='"+nucleusMediaURL+"$1' width='$2' height='$3' alt=\"$4\" />");
  preview = preview.replace(/\<\%popup\(([^\|]*)\|([^\|]*)\|([^\|]*)\|([^)]*)\)\%\>/g,"<a href='' onclick='if (event &amp;&amp; event.preventDefault) event.preventDefault(); alert(\"popup image\"); return false;' title='popup'>$4</a>");
  preview = preview.replace(/\<\%media\(([^\|]*)\|([^)]*)\)\%\>/g,"<a href='' title='media link'>$2</a>");  
  
  elem.innerHTML = preview;
}

function showedit() {
  prevval = document.getElementById('edit').style.display;
  if (prevval == "block")
    newval = "none";
  else
    newval = "block";
  document.getElementById('edit').style.display = newval;

  if (newval == "block")
    updAllPreviews(); 
}

function updAllPreviews() {
  updPreview('title');
  updPreview('body');
  updPreview('more');
}

function isEditVisible() {
  var editform = document.getElementById('edit');
  if (!editform) return true;
  var prevval = editform.style.display;
  return (prevval == "none") ? false : true;
}

function updPreview(id) {
  // don't update when preview is hidden
  if (!isEditVisible()) return;
  
  var inputField = document.getElementById('input' + id);
  if (!inputField) return;
  preview('prev' + id, inputField.value);
}

// replace a in s by b (taken from milov.nl)
function str_replace(a, b, s)
{
  if (a == b || !s.length || !a.length) return s;
  if ((p=s.indexOf(a)) == -1) { return s; }
  else { ns = s.substring(0,p) + b + s.substring(p+a.length,s.length); }
  return (s.indexOf(a) != -1) ? str_replace(a, b, ns) : ns;
}

function shortCuts() {
  if (!event || (event.ctrlKey != true)) return;
  
  switch (event.keyCode) {
    case 1:
      ahrefThis(); break; // ctrl-shift-a
    case 2:
      boldThis(); break; // ctrl-shift-b
    case 9:
      italicThis(); break; // ctrl-shift-i
    case 13:
      addMedia(); break; // ctrl-shift-m
    default: 
      return;
  }
  return;
}

function cutThis() { execAndUpdate('cut'); }
function copyThis() { execAndUpdate('copy'); }
function pasteThis() { execAndUpdate('paste'); }
function boldThis() { insertAroundCaret('<b>','</b>'); }
function italicThis() { insertAroundCaret('<i>','</i>'); }
function leftThis() { insertAroundCaret('<div class="leftbox">','</div>'); }
function rightThis() { insertAroundCaret('<div class="rightbox">','</div>'); }
function alignleftThis() { insertAroundCaret('<div style="text-align: left">','</div>'); }
function alignrightThis() { insertAroundCaret('<div style="text-align: right">','</div>'); }
function aligncenterThis() { insertAroundCaret('<div style="text-align: center">','</div>'); }


function ahrefThis() {
  if (document.selection)
    strSelection = document.selection.createRange().text;
  else
    strSelection = '';
    
  strHref = prompt("Create a link to:","http://");
  if (strHref == null) return;
  
  var textpre = "<a href=\"" + strHref.replace(/&/g,'&amp;') + "\">";
  insertAroundCaret(textpre, "</a>");
}

function execAndUpdate(action) {
//  lastSelected.caretPos.execCommand(action);
// 2007.01.22 Cut,Copy,Pasteのボタン操作時にエラーとなる不具合対策  yuka.k
  lastCaretPos.execCommand(action);
  updAllPreviews(); 
}


var nonie_FormType = 'body';

// Add media to new item
function addMedia() {
  
  var mediapopup = window.open(nucleusMediaPopupURL + 'media.php','name',
    'status=yes,toolbar=no,scrollbars=yes,resizable=yes,width=500,height=450,top=0,left=0');

  return;
} 


function setMediaPopupURL(url) {
  nucleusMediaPopupURL = url;
}

function includeImage(collection, filename, type, width, height) {
  if (isCaretEmpty()) {
    text = prompt("Text to display ?","");
  } else {
    text = getCaretText();
  }
  
  // add collection name when not private collection (or editing a message that's not your)
  var fullName;
  if (isNaN(collection) || (nucleusAuthorId != collection)) {
    fullName = collection + '/' + filename;
  } else {
    fullName = filename;
  }
    
  
  var replaceBy;
  switch(type) {
    case 'popup':
      replaceBy = '<%popup(' +  fullName + '|'+width+'|'+height+'|' + text +')%>';
      break;
    case 'inline':
    default:
      replaceBy = '<%image(' +  fullName + '|'+width+'|'+height+'|' + text +')%>';
  }
  
  insertAtCaret(replaceBy);
  updAllPreviews(); 

}


function includeOtherMedia(collection, filename) {
  if (isCaretEmpty()) {
    text = prompt("Text to display ?","");
  } else {
    text = getCaretText();
  }
  
  // add collection name when not private collection (or editing a message that's not your)
  var fullName;
  if (isNaN(collection) || (nucleusAuthorId != collection)) {
    fullName = collection + '/' + filename;
  } else {
    fullName = filename;
  } 
  
  var replaceBy = '<%media(' +  fullName + '|' + text +')%>';
  
  insertAtCaret(replaceBy);
  updAllPreviews(); 
}



// function to prevent submitting form data twice
var submitcount=0;
function checkSubmit() {
  if (submitcount == 0) {
    submitcount++;
    return true;
  } else {
    return false;
  }
}


// code to store the caret (cursor) position of a text field/text area
// taken from javascript.faqts and modified
// http://www.faqts.com/knowledge_base/view.phtml/aid/1052/fid/130

// stores the caret
var lastSelected, lastCaretPos;
function storeCaret (textEl) {

  // store caret
  if (textEl.createTextRange) 
    //textEl.caretPos = document.selection.createRange().duplicate();
    lastCaretPos = document.selection.createRange().duplicate();

  // also store lastselectedelement
  lastSelected = textEl;
  
  nonie_FormType = textEl.name;

  scrollTop = textEl.scrollTop;
}

//var lastSelected;

// inserts text at caret (overwriting selection)
function insertAtCaret (text) {
  var textEl = lastSelected;
  if (textEl && textEl.createTextRange && lastCaretPos) {
    var caretPos = lastCaretPos;
    caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? text + ' ' : text;
  } else if (!document.all && document.getElementById) {
    mozReplace(document.getElementById('input' + nonie_FormType), text);        
    if(scrollTop>-1) {
      document.getElementById('input' + nonie_FormType).scrollTop = scrollTop;
    }
  } else if (textEl) {
    textEl.value  += text;
  } else {
    document.getElementById('input' + nonie_FormType).value += text;    
    if(scrollTop>-1) {
      document.getElementById('input' + nonie_FormType).scrollTop = scrollTop;
    }
  }
  updAllPreviews();
}

// inserts a tag around the selected text
function insertAroundCaret (textpre, textpost) {
  var textEl = lastSelected;
  
  if (textEl && textEl.createTextRange && lastCaretPos) {
    var caretPos = lastCaretPos;
    caretPos.text = textpre + caretPos.text + textpost;
  } else if (!document.all && document.getElementById) {
    mozWrap(document.getElementById('input' + nonie_FormType), textpre, textpost);    
    if(scrollTop>-1) {
      document.getElementById('input' + nonie_FormType).scrollTop = scrollTop;
    }
  } else {
    document.getElementById('input' + nonie_FormType).value += textpre + textpost;
    if(scrollTop>-1) {
      document.getElementById('input' + nonie_FormType).scrollTop = scrollTop;
    }
  }

  updAllPreviews();
}

/* some methods to get things working in Mozilla as well */
function mozWrap(txtarea, lft, rgt) {
  var selLength = txtarea.textLength;
  var selStart = txtarea.selectionStart;
  var selEnd = txtarea.selectionEnd;
  if (selEnd==1 || selEnd==2) selEnd=selLength;
  var s1 = (txtarea.value).substring(0,selStart);
  var s2 = (txtarea.value).substring(selStart, selEnd)
  var s3 = (txtarea.value).substring(selEnd, selLength);
  txtarea.value = s1 + lft + s2 + rgt + s3;
}
function mozReplace(txtarea, newText) {
  var selLength = txtarea.textLength;
  var selStart = txtarea.selectionStart;
  var selEnd = txtarea.selectionEnd;
  if (selEnd==1 || selEnd==2) selEnd=selLength;
  var s1 = (txtarea.value).substring(0,selStart);
  var s2 = (txtarea.value).substring(selStart, selEnd)
  var s3 = (txtarea.value).substring(selEnd, selLength);
  txtarea.value = s1 + newText + s3;
}
function mozSelectedText() {
  var txtarea = document.getElementById('input' + nonie_FormType);
  var selLength = txtarea.textLength;
  var selStart = txtarea.selectionStart;
  var selEnd = txtarea.selectionEnd;
  if (selEnd==1 || selEnd==2) selEnd=selLength;
  return (txtarea.value).substring(selStart, selEnd);
}

function getCaretText() {
  if (!document.all && document.getElementById)
    return mozSelectedText();
  else
    return lastCaretPos.text;
}

function isCaretEmpty() {
  if (lastSelected && lastSelected.createTextRange && lastCaretPos)
    return (lastCaretPos.text == '');
  else if (!document.all && document.getElementById)
    return (mozSelectedText() == '');
  else
    return true;
}

function BtnHighlight(el) {
  with(el.style){
    borderLeft="1px solid gray";
    borderRight="1px solid #e9e9e9";
    borderTop="1px solid gray";
    borderBottom="1px solid #e9e9e9";
  }
}

function BtnNormal(el) {
  with(el.style){
    padding="3px";
    border="1px solid #dddddd";
  }
}


/**
  * -------------------------------------------------------
  * ファンクション追加
  * 2006-09-16 yutaka kawano
  * ------------------------------------------------------- 
  */  

function includeImage_pdrc(collection, filename, type, width, height) {
  if (isCaretEmpty()) {
    text = prompt("Text to display ?","");
  } else {
    text = getCaretText();
  }
  
  // add collection name when not private collection (or editing a message that's not your)
  var fullName;
  if (isNaN(collection) || (nucleusAuthorId != collection)) {
    fullName = collection + '/' + filename;
  } else {
    fullName = filename;
  }
    
  
  var replaceBy;
  switch(type) {
    case 'popup':
      replaceBy = '<%popup(' +  fullName + '|'+width+'|'+height+'|' + text +')%>';
      break;
    case 'inline':
    default:
      replaceBy = '<%image(' +  fullName + '|'+width+'|'+height+'|' + text +')%>';
  }
  
    text = replaceBy;

  var textEl = lastSelected;
  if (textEl && textEl.createTextRange && lastCaretPos) {
    var caretPos = lastCaretPos;
    caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? text + ' ' : text;
  } else if (!document.all && document.getElementById) {
    mozReplace(document.getElementById('input' + nonie_FormType), text);        
    if(scrollTop>-1) {
      document.getElementById('input' + nonie_FormType).scrollTop = scrollTop;
    }
  } else if (textEl) {
    /* textEl.value  += text; */
    textEl.value  = text;
  } else {
    /* document.getElementById('input' + nonie_FormType).value += text; */    
    document.getElementById('input' + nonie_FormType).value = text;   
    if(scrollTop>-1) {
      document.getElementById('input' + nonie_FormType).scrollTop = scrollTop;
    }
  }

  updAllPreviews();

}

/**
  * -------------------------------------------------------
  * ファンクション追加
  * 2006-11-17 yutaka kawano
  * ------------------------------------------------------- 
  */  

function addCargo(blogid,itemid) {  
      var mediapopup = window.open( nucleusMediaPopupURL +'plugins/goodsmanager/add_cargotags.php?blogid='+blogid+'&itemid='+itemid,'name','menubar=yes,status=yes,toolbar=yes,scrollbars=yes,resizable=yes,width=500,height=450,top=0,left=0');

      return;
}

function include_cargotag(replaceBy) {  
      insertAtCaret(replaceBy);
      updAllPreviews();
}