/*******************************************************************************
 * KindEditor - WYSIWYG HTML Editor for Internet
 * Copyright (C) 2006-2011 kindsoft.net
 *
 * @author Roddy <luolonghao@gmail.com>
 * @site http://www.kindsoft.net/
 * @licence http://www.kindsoft.net/license.php
 *******************************************************************************/

KindEditor.plugin('insertfile', function(K) {
  var self = this,
    name = 'insertfile',
    allowFileUpload = K.undef(self.allowFileUpload, true),
    allowFileManager = K.undef(self.allowFileManager, false),
    formatUploadUrl = K.undef(self.formatUploadUrl, true),
    uploadJson = K.undef(self.uploadJson, self.basePath + 'php/upload_json.php'),
    extraParams = K.undef(self.extraFileUploadParams, {}),
    filePostName = K.undef(self.filePostName, 'imgFile'),
    lang = self.lang(name + '.');
  self.plugin.fileDialog = function(options) {
    var fileUrl = K.undef(options.fileUrl, 'http://'),
      fileTitle = K.undef(options.fileTitle, ''),
      clickFn = options.clickFn,
      html = [
        '<div style="padding:20px;">',
        '<div class="ke-dialog-row">',
        '<label for="keUrl" style="width:60px;">' + lang.url + '</label>',
        '<input type="text" id="keUrl" name="url" class="ke-input-text" style="width:160px;" /> &nbsp;',
        '<input type="button" class="ke-upload-button" value="' + lang.upload + '" /> &nbsp;',
        '<span class="ke-button-common ke-button-outer">',
        '<input type="button" class="ke-button-common ke-button" name="viewServer" value="' + lang.viewServer + '" />',
        '</span>',
        '</div>',
        //title
        '<div class="ke-dialog-row">',
        '<label for="keTitle" style="width:60px;">' + lang.title + '</label>',
        '<input type="text" id="keTitle" class="ke-input-text" name="title" value="" style="width:160px;" /></div>',
        '</div>',
        //form end
        '</form>',
        '</div>'
      ].join(''),
      dialog = self.createDialog({
        name: name,
        width: 450,
        title: self.lang(name),
        body: html,
        yesBtn: {
          name: self.lang('yes'),
          click: function(e) {
            var url = K.trim(urlBox.val()),
              title = titleBox.val();
            if (url == 'http://' || K.invalidUrl(url)) {
              alert(self.lang('invalidUrl'));
              urlBox[0].focus();
              return;
            }
            if (K.trim(title) === '') {
              title = url;
            }
            clickFn.call(self, url, title);
          }
        }
      }),
      div = dialog.div;

    var urlBox = K('[name="url"]', div),
      viewServerBtn = K('[name="viewServer"]', div),
      titleBox = K('[name="title"]', div);

    if (allowFileUpload) {
      var uploadbutton = K.uploadbutton({
        button: K('.ke-upload-button', div)[0],
        fieldName: filePostName,
        url: K.addParam(uploadJson, 'dir=file'),
        extraParams: extraParams,
        afterUpload: function(data) {
          dialog.hideLoading();
          if (data.error === 0) {
            var url = data.url;
            if (formatUploadUrl) {
              url = K.formatUrl(url, 'absolute');
            }
            urlBox.val(url);
            if (self.afterUpload) {
              self.afterUpload.call(self, url, data, name);
            }
            alert(self.lang('uploadSuccess'));
          } else {
            alert(data.message);
          }
        },
        afterError: function(html) {
          dialog.hideLoading();
          self.errorDialog(html);
        }
      });
      uploadbutton.fileBox.change(function(e) {
        dialog.showLoading(self.lang('uploadLoading'));
        uploadbutton.submit();
      });
    } else {
      K('.ke-upload-button', div).hide();
    }

    if (allowFileManager) {
      viewServerBtn.click(function(e) {
        self.loadPlugin('filemanager', function() {
          self.plugin.filemanagerDialog({
            viewType: 'LIST',
            dirName: 'file',
            clickFn: function(url, title) {
              if (self.dialogs.length > 1) {
                K('[name="url"]', div).val(url);
                if (self.afterSelectFile) {
                  self.afterSelectFile.call(self, url);
                }
                self.hideDialog();
              }
            }
          });
        });
      });
    } else {
      viewServerBtn.hide();
    }

    urlBox.val(fileUrl);
    titleBox.val(fileTitle);
    urlBox[0].focus();
    urlBox[0].select();
  };
  self.clickToolbar(name, function() {
    self.plugin.fileDialog({
      clickFn: function(url, title) {
        var html = '<a class="ke-insertfile" href="' + url + '" data-ke-src="' + url + '" target="_blank">' + title + '</a>';
        self.insertHtml(html).hideDialog().focus();
      }
    });
  });
});
