source: admin/js/common.js @ 3:cf375f1e7b0f

/* ChainHandler, py Peter van der Beken
-------------------------------------------------------- */
function chainHandler(obj, handlerName, handler) {
     obj[handlerName] = (function(existingFunction) {
          return function() {
               handler.apply(this, arguments);
               if (existingFunction)
                    existingFunction.apply(this, arguments); 
          };
     })(handlerName in obj ? obj[handlerName] : null);
};

/* jQuery extensions
-------------------------------------------------------- */
jQuery.fn.check = function() {
     return this.each(function() {
          if (this.checked != undefined) { this.checked = true; }
     });
};
jQuery.fn.unCheck = function() {
     return this.each(function() {
          if (this.checked != undefined) { this.checked = false; }
     });
};
jQuery.fn.setChecked = function(status) {
     return this.each(function() {
          if (this.checked != undefined) { this.checked = status; }
     });
};
jQuery.fn.toggleCheck = function() {
     return this.each(function() {
          if (this.checked != undefined) { this.checked = !this.checked; }
     });
};

jQuery.fn.enableShiftClick = function() {
     this.click(
     function (event) {
          if (event.shiftKey) {
               if (dotclear.lastclicked != '') {
                    var range;
                    var trparent = $(this).parents('tr');
                    if (trparent.nextAll('#'+dotclear.lastclicked).length != 0)
                         range = trparent.nextUntil('#'+dotclear.lastclicked);
                    else
                         range = trparent.prevUntil('#'+dotclear.lastclicked);
                    
                    range.find('input[type=checkbox]').setChecked(dotclear.lastclickedstatus);
                    this.checked = dotclear.lastclickedstatus;
               }
          } else {
               dotclear.lastclicked = $(this).parents('tr')[0].id;
               dotclear.lastclickedstatus = this.checked;
          }
          return true;
     });
}

jQuery.fn.toggleWithLegend = function(target,s) {
     var defaults = {
          img_on_src: dotclear.img_plus_src,
          img_on_alt: dotclear.img_plus_alt,
          img_off_src: dotclear.img_minus_src,
          img_off_alt: dotclear.img_minus_alt,
          hide: true,
          speed: 0,
          legend_click: false,
          fn: false, // A function called on first display,
          cookie: false,
          reverse_cookie: false // Reverse cookie behavior
     };
     var p = jQuery.extend(defaults,s);
     
     if (!target) { return this; }
     
     var set_cookie = p.hide ^ p.reverse_cookie;
     if (p.cookie && jQuery.cookie(p.cookie)) {
          p.hide = p.reverse_cookie;
     }
     
     var toggle = function(i,speed) {
          speed = speed || 0;
          if (p.hide) {
               $(i).get(0).src = p.img_on_src;
               $(i).get(0).alt = p.img_on_alt;
               target.hide(speed);
          } else {
               $(i).get(0).src = p.img_off_src;
               $(i).get(0).alt = p.img_off_alt;
               target.show(speed);
               if (p.fn) {
                    p.fn.apply(target);
                    p.fn = false;
               }
          }
          
          if (p.cookie && set_cookie) {
               if (p.hide ^ p.reverse_cookie) {
                    jQuery.cookie(p.cookie,'',{expires: -1});
               } else {
                    jQuery.cookie(p.cookie,1,{expires: 30});
               }
          }
          
          p.hide = !p.hide;
     };
     
     return this.each(function() {
          var i = document.createElement('img');
          i.src = p.img_off_src;
          i.alt = p.img_off_alt;
          var a = document.createElement('a');
          a.href= '#';
          $(a).append(i);
          $(a).css({
               border: 'none',
               outline: 'none'
          });
          
          var ctarget = p.legend_click ? this : a;
          
          $(ctarget).css('cursor','pointer');
          $(ctarget).click(function() {
               toggle(i,p.speed);
               return false;
          });
          
          
          toggle($(i).get(0));
          $(this).prepend(' ').prepend(a);
     });
};

jQuery.fn.helpViewer = function() {
     if (this.length < 1) {
          return this;
     }
     
     var p = {
          img_on_src: dotclear.img_plus_src,
          img_on_alt: dotclear.img_plus_alt,
          img_off_src: dotclear.img_minus_src,
          img_off_alt: dotclear.img_minus_alt
     };
     var This = this;
     var toggle = function() {
          $('#content').toggleClass('with-help');
          if (document.all) {
               if ($('#content').hasClass('with-help')) {
                    select = $('#content select:visible').hide();
               } else {
                    select.show();
               }
          }
          sizeBox();
          return false;
     };
     
     var sizeBox = function() {
          This.css('height','auto');
          if ($('body').height() > This.height()) {
               This.css('height',$('body').height() + 'px');
          }
     };
     
     var textToggler = function(o) {
          var i = $('<img src="'+p.img_on_src+'" alt="'+p.img_on_alt+'" />');
          o.css('cursor','pointer');
          var hide = true;
          
          o.prepend(' ').prepend(i);
          o.click(function() {
               $(this).nextAll().each(function() {
                    if ($(this).is('h3')) {
                         return false;
                    }
                    $(this).toggle();
                    sizeBox();
                    return true;
               });
               hide = !hide;
               var img = $(this).find('img');
               if (!hide) {
                    img.attr('src',p.img_off_src);
               } else {
                    img.attr('src',p.img_on_src);
               }
          });
     };
     
     this.addClass('help-box');
     this.find('>hr').remove();
     
     this.find('h3').each(function() { textToggler($(this)); });
     this.find('h3:first').nextAll('*:not(h3)').hide();
     sizeBox();
     
     var img = $('<span id="help-button">'+dotclear.msg.help+'</span>');
     var select = $();
     img.click(function() { return toggle(); });
     
     $('#content').append(img);
     
     return this;
};

/* Dotclear common object
-------------------------------------------------------- */
var dotclear = {
     msg: {},
     
     hideLockable: function() {
          $('div.lockable').each(function() {
               var current_lockable_div = this;
               $(this).find('p.form-note').hide();
               $(this).find('input').each(function() {
                    this.disabled = true;
                    $(this).width(($(this).width()-14) + 'px');
                    
                    var imgE = document.createElement('img');
                    imgE.src = 'images/locker.png';
                    imgE.style.position = 'absolute';
                    imgE.style.top = '1.7em';
                    imgE.style.left = ($(this).width()+4)+'px';
                    $(imgE).css('cursor','pointer');
                    
                    $(imgE).click(function() {
                         $(this).hide();
                         $(this).prev('input').each(function() {
                              this.disabled = false;
                              $(this).width(($(this).width()+14) + 'px');
                         });
                         $(current_lockable_div).find('p.form-note').show();
                    });
                    
                    $(this).parent().css('position','relative');
                    $(this).after(imgE);
               });
          });
     },
     
     checkboxesHelpers: function(e) {
          var a = document.createElement('a');
          a.href='#';
          $(a).append(document.createTextNode(dotclear.msg.select_all));
          a.onclick = function() {
               $(this).parents('form').find('input[type="checkbox"]').check();
               return false;
          };
          $(e).append(a);
          
          $(e).append(document.createTextNode(' - '));
          
          a = document.createElement('a');
          a.href='#';
          $(a).append(document.createTextNode(dotclear.msg.no_selection));
          a.onclick = function() {
               $(this).parents('form').find('input[type="checkbox"]').unCheck();
               return false;
          };
          $(e).append(a);
          
          $(e).append(document.createTextNode(' - '));
          
          a = document.createElement('a');
          a.href='#';
          $(a).append(document.createTextNode(dotclear.msg.invert_sel));
          a.onclick = function() {
               $(this).parents('form').find('input[type="checkbox"]').toggleCheck();
               return false;
          };
          $(e).append(a);
     },
     
     postsActionsHelper: function() {
          $('#form-entries').submit(function() {
               var action = $(this).find('select[name="action"]').val();
               var checked = false;
               
               $(this).find('input[name="entries[]"]').each(function() {
                    if (this.checked) {
                         checked = true;
                    }
               });
               
               if (!checked) { return false; }
               
               if (action == 'delete') {
                    return window.confirm(dotclear.msg.confirm_delete_posts.replace('%s',$('input[name="entries[]"]:checked').size()));
               }
               
               return true;
          });
     },
     
     commentsActionsHelper: function() {
          $('#form-comments').submit(function() {
               var action = $(this).find('select[name="action"]').val();
               var checked = false;
               
               $(this).find('input[name="comments[]"]').each(function() {
                    if (this.checked) {
                         checked = true;
                    }
               });
               
               if (!checked) { return false; }
               
               if (action == 'delete') {
                    return window.confirm(dotclear.msg.confirm_delete_comments.replace('%s',$('input[name="comments[]"]:checked').size()));
               }
               
               return true;
          });
     }
};

/* On document ready
-------------------------------------------------------- */
$(function() {
     // Blog switcher
     $('#switchblog').change(function() {
          this.form.submit();
     });
     
     var menu_settings = {
          img_on_src: dotclear.img_menu_off,
          img_off_src: dotclear.img_menu_on,
          legend_click: true,
          speed: 100
     }
     $('#blog-menu h3:first').toggleWithLegend($('#blog-menu ul:first'),
          $.extend({cookie:'dc_blog_menu',hide:false,reverse_cookie:true},menu_settings)
     );
     $('#system-menu h3:first').toggleWithLegend($('#system-menu ul:first'),
          $.extend({cookie:'dc_system_menu'},menu_settings)
     );
     $('#plugins-menu h3:first').toggleWithLegend($('#plugins-menu ul:first'),
          $.extend({cookie:'dc_plugins_menu'},menu_settings)
     );
     $('#favorites-menu h3:first').toggleWithLegend($('#favorites-menu ul:first'),
          $.extend({cookie:'dc_favorites_menu'},menu_settings)
     );
     
     $('#help').helpViewer();
     
     $('.message').backgroundFade({sColor:'#cccccc',eColor:'#666666',steps:20});
     $('.error').backgroundFade({sColor:'#f5e5e5',eColor:'#e5bfbf',steps:20});
     
     $('form:has(input[type=password][name=your_pwd])').submit(function() {
          var e = this.elements['your_pwd'];
          if (e.value == '') {
               e.focus();
               $(e).backgroundFade({sColor:'#ffffff',eColor:'#ff9999',steps:50},function() {
                    $(this).backgroundFade({sColor:'#ff9999',eColor:'#ffffff'});
               });
               return false;
          }
          return true;
     });
});