source: admin/js/meta-editor.js @ 175:7c70ae5fa866

//~ metaEditor & metaEditor.prototype should go to the core.
function metaEditor(target,meta_field,meta_type) {
     this.target = target;
     this.meta_field = meta_field;
     this.meta_type = meta_type;
};

metaEditor.prototype = {
     meta_url: '',
     text_confirm_remove: 'Are you sure you want to remove this %s?',
     text_add_meta: 'Add a %s to this entry',
     text_choose: 'Choose from list',
     text_all: 'all',
     text_separation: 'Separate each %s by comas',
     
     target: null,
     meta_type: null,
     meta_dialog: null,
     meta_field: null,
     submit_button: null,
     post_id: false,
     
     service_uri: 'services.php',
     
     displayMeta: function(type,post_id) {
          this.meta_type = type;
          this.post_id = post_id;
          this.target.empty();
          
          this.meta_dialog = $('<input type="text" />');
          this.meta_dialog.attr('title',this.text_add_meta.replace(/%s/,this.meta_type));
          this.meta_dialog.attr('id','post_meta_input');
          // Meta dialog input
          this.meta_dialog.keypress(function(evt) { // We don't want to submit form!
               if (evt.keyCode == 13) {
                    This.addMeta(this.value);
                    return false;
               }
               return true;
          });
          
          var This = this;
          
          this.submit_button = $('<input type="button" value="ok" />');
          this.submit_button.click(function() {
               var v = This.meta_dialog.val();
               This.addMeta(v);
               return false;
          });
          
          this.addMetaDialog();
          
          if (this.post_id == false) {
               this.target.append(this.meta_field);
          }
          this.displayMetaList();
     },
     
     displayMetaList: function() {
          var li;
          if (this.meta_list == undefined) {
               this.meta_list = $('<ul class="metaList"></ul>');
               this.target.prepend(this.meta_list);
          }
          
          if (this.post_id == false) {
               var meta = this.splitMetaValues(this.meta_field.val());
               
               this.meta_list.empty();
               for (var i=0; i<meta.length; i++) {
                    li = $('<li>'+meta[i]+'</li>');
                    a_remove = $('<a class="metaRemove" href="#">[x]</a>');
                    a_remove.get(0).caller = this;
                    a_remove.get(0).meta_id = meta[i];
                    a_remove.click(function() {
                         this.caller.removeMeta(this.meta_id);
                         return false;
                    });
                    li.append('&nbsp;').append(a_remove);
                    this.meta_list.append(li);
               }
          } else {
               var This = this;
               var params = {
                    f: 'getMeta',
                    metaType: this.meta_type,
                    sortby: 'metaId,asc',
                    postId: this.post_id
               };
               
               $.get(this.service_uri,params,function(data) {
                    data = $(data);
                    
                    if (data.find('rsp').attr('status') != 'ok') { return; }
                    
                    This.meta_list.empty();
                    data.find('meta').each(function() {
                         var meta_id = $(this).text();
                         li = $('<li><a href="' + This.meta_url + $(this).attr('uri') + '">'+meta_id+'</a></li>');
                         a_remove = $('<a class="metaRemove" href="#">[x]</a>');
                         a_remove.get(0).caller = This;
                         a_remove.get(0).meta_id = meta_id;
                         a_remove.click(function() {
                              this.caller.removeMeta(this.meta_id);
                              return false;
                         });
                         li.append('&nbsp;').append(a_remove);
                         This.meta_list.append(li);
                    });
               });
          }
     },
     
     addMetaDialog: function() {
          var This = this;
          
          if (this.submit_button == null) {
               this.target.append($('<p></p>').append(this.meta_dialog));
          } else {
               this.target.append($('<p></p>').append(this.meta_dialog).append(' ').append(this.submit_button));
          }
          
          // View meta list
          var a = $('<a href="#">' + this.text_choose + '</a>');
          a.click(function() {
               This.showMetaList(metaEditor.prototype.meta_type,$(this).parent());
               return false;
          });
          if (this.text_separation != '') {
               this.target.append($('<p></p>').addClass('form-note').append(this.text_separation.replace(/%s/,this.meta_type)));
          }
          this.target.append($('<p></p>').append(a));
     },
     
     showMetaList: function(type,target) {
          target.empty();
          target.append('...');
          target.addClass('addMeta');
          
          var params = {
               f: 'getMeta',
               metaType: this.meta_type,
               sortby: 'metaId,asc'
          };
          
          if (type == 'more') {
               params.limit = '30';
          }
          
          var This = this;
          
          $.get(this.service_uri,params,function(data) {
               if ($(data).find('meta').length > 0) {
                    target.empty();
                    var meta_link;
                    
                    $(data).find('meta').each(function(i) {
                         meta_link = $('<a href="#">' + $(this).text() + '</a>');
                         meta_link.get(0).meta_id = $(this).text();
                         meta_link.click(function() {
                              var v = This.splitMetaValues(This.meta_dialog.val() + ',' + this.meta_id);
                              This.meta_dialog.val(v.join(','));
                              return false;
                         });
                         
                         if (i>0) {
                              target.append(', ');
                         }
                         target.append(meta_link);
                    });
                    
                    if (type == 'more') {
                         var a_more = $('<a href="#" class="metaGetMore"></a>');
                         a_more.append(This.text_all + String.fromCharCode(160)+String.fromCharCode(187));
                         a_more.click(function() {
                              This.showMetaList('all',target);
                              return false;
                         });
                         target.append(', ').append(a_more);
                    }
               } else {
                    target.empty();
               }
          });
     },
     
     addMeta: function(str) {
          str = this.splitMetaValues(str).join(',');
          if (this.post_id == false) {
               str = this.splitMetaValues(this.meta_field.val() + ',' + str);
               this.meta_field.val(str);
               
               this.meta_dialog.val('');
               this.displayMetaList();
          } else {
               var params = {
                    xd_check: dotclear.nonce,
                    f: 'setPostMeta',
                    postId: this.post_id,
                    metaType: this.meta_type,
                    meta: str
               };
               
               var This = this;
               $.post(this.service_uri,params,function(data) {
                    if ($(data).find('rsp').attr('status') == 'ok') {
                         This.meta_dialog.val('');
                         This.displayMetaList();
                    } else {
                         alert($(data).find('message').text());
                    }
               });
          }
     },
     
     removeMeta: function(meta_id) {
          if (this.post_id == false) {
               var meta = this.splitMetaValues(this.meta_field.val());
               for (var i=0; i<meta.length; i++) {
                    if (meta[i] == meta_id) {
                         meta.splice(i,1);
                         break;
                    }
               }
               this.meta_field.val(meta.join(','));
               this.displayMetaList();
          } else {
               var text_confirm_msg = this.text_confirm_remove.replace(/%s/,this.meta_type);
               
               if (window.confirm(text_confirm_msg)) {
                    var This = this;
                    var params = {
                         xd_check: dotclear.nonce,
                         f: 'delMeta',
                         postId: this.post_id,
                         metaId: meta_id,
                         metaType: this.meta_type
                    };
                    
                    $.post(this.service_uri,params,function(data) {
                         if ($(data).find('rsp').attr('status') == 'ok') {
                              This.displayMetaList();
                         } else {
                              alert($(data).find('message').text());
                         }
                    });
               }
          }
     },
     
     splitMetaValues: function(str) {
          function inArray(needle,stack) {
               for (var i=0; i<stack.length; i++) {
                    if (stack[i] == needle) {
                         return true;
                    }
               }
               return false;
          }
          
          var res = new Array();
          var v = str.split(',');
          v.sort();
          for (var i=0; i<v.length; i++) {
               v[i] = v[i].replace(/^\s*/,'').replace(/\s*$/,'');
               if (v[i] != '' && !inArray(v[i],res)) {
                    res.push(v[i]);
               }
          }
          res.sort();
          return res;
     }
};