js/util.js

   1 /*
   2  * Laconica - a distributed open-source microblogging tool
   3  * Copyright (C) 2008, Controlez-Vous, Inc.
   4  *
   5  * This program is free software: you can redistribute it and/or modify
   6  * it under the terms of the GNU Affero General Public License as published by
   7  * the Free Software Foundation, either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU Affero General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Affero General Public License
  16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 $(document).ready(function(){
  20     $('input#notice_data-attach').toggle();
  21     $('label[for=notice_data-attach]').text('Upload a file as an attachment?');
  22     $('label[for=notice_data-attach]').click(function () {
  23         if ('Upload a file as an attachment?' == $(this).text()) {
  24             $(this).text('Upload: ');
  25             $('input#notice_data-attach').slideDown('fast');
  26         } else {
  27             $('input#notice_data-attach').slideUp('fast', function() {$('label[for=notice_data-attach]').text('Upload a file as an attachment?');});
  28         }
  29     });
  30
  31     $('a.attachment').click(function() {$().jOverlay({url: $('address .url')[0].href+'/attachment/' + ($(this).attr('id').substring('attachment'.length + 1)) + '/ajax'}); return false; });
  32     $("a.thumbnail").hover(
  33         function() {
  34             var anchor = $(this);
  35             $("a.thumbnail").children('img').remove();
  36
  37             setTimeout(function() {
  38                 anchor.closest(".entry-title").addClass('ov');
  39                 $.get($('address .url')[0].href+'/attachment/' + (anchor.attr('id').substring('attachment'.length + 1)) + '/thumbnail', null, function(data) {
  40                     anchor.append(data);
  41                 });
  42             }, 250);
  43
  44             setTimeout(function() {
  45                 anchor.children('img').remove();
  46                 anchor.closest(".entry-title").removeClass('ov');
  47             }, 3000);
  48         },
  49         function() {
  50             $(this).children('img').remove();
  51             $(this).closest(".entry-title").removeClass('ov');
  52         }
  53     );
  54
  55         // count character on keyup
  56         function counter(event){
  57                 var maxLength = 140;
  58                 var currentLength = $("#notice_data-text").val().length;
  59                 var remaining = maxLength - currentLength;
  60                 var counter = $("#notice_text-count");
  61                 counter.text(remaining);
  62
  63                 if (remaining <= 0) {
  64                         $("#form_notice").addClass("warning");
  65                 } else {
  66                         $("#form_notice").removeClass("warning");
  67                 }
  68         }
  69
  70         function submitonreturn(event) {
  71                 if (event.keyCode == 13) {
  72                         $("#form_notice").submit();
  73                         event.preventDefault();
  74                         event.stopPropagation();
  75                         return false;
  76                 }
  77                 return true;
  78         }
  79
  80         if ($("#notice_data-text").length) {
  81                 $("#notice_data-text").bind("keyup", counter);
  82                 $("#notice_data-text").bind("keydown", submitonreturn);
  83
  84                 // run once in case there's something in there
  85                 counter();
  86
  87                 // set the focus
  88                 $("#notice_data-text").focus();
  89         }
  90
  91         // XXX: refactor this code
  92
  93         var favoptions = { dataType: 'xml',
  94                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  95                                                                                                 var dis = new_form.id;
  96                                                                                                 var fav = dis.replace('disfavor', 'favor');
  97                                                                                                 $('form#'+fav).replaceWith(new_form);
  98                                                                                                 $('form#'+dis).ajaxForm(disoptions).each(addAjaxHidden);
  99                                                                                           }
 100                                          };
 101
 102         var disoptions = { dataType: 'xml',
 103                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
 104                                                                                                 var fav = new_form.id;
 105                                                                                                 var dis = fav.replace('favor', 'disfavor');
 106                                                                                                 $('form#'+dis).replaceWith(new_form);
 107                                                                                                 $('form#'+fav).ajaxForm(favoptions).each(addAjaxHidden);
 108                                                                                           }
 109                                          };
 110
 111         var joinoptions = { dataType: 'xml',
 112                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
 113                                                                                                 var leave = new_form.id;
 114                                                                                                 var join = leave.replace('leave', 'join');
 115                                                                                                 $('form#'+join).replaceWith(new_form);
 116                                                                                                 $('form#'+leave).ajaxForm(leaveoptions).each(addAjaxHidden);
 117                                                                                           }
 118                                          };
 119
 120         var leaveoptions = { dataType: 'xml',
 121                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
 122                                                                                                 var join = new_form.id;
 123                                                                                                 var leave = join.replace('join', 'leave');
 124                                                                                                 $('form#'+leave).replaceWith(new_form);
 125                                                                                                 $('form#'+join).ajaxForm(joinoptions).each(addAjaxHidden);
 126                                                                                           }
 127                                          };
 128
 129         function addAjaxHidden() {
 130                 var ajax = document.createElement('input');
 131                 ajax.setAttribute('type', 'hidden');
 132                 ajax.setAttribute('name', 'ajax');
 133                 ajax.setAttribute('value', 1);
 134                 this.appendChild(ajax);
 135         }
 136
 137         $("form.form_favor").ajaxForm(favoptions);
 138         $("form.form_disfavor").ajaxForm(disoptions);
 139         $("form.form_group_join").ajaxForm(joinoptions);
 140         $("form.form_group_leave").ajaxForm(leaveoptions);
 141         $("form.form_favor").each(addAjaxHidden);
 142         $("form.form_disfavor").each(addAjaxHidden);
 143         $("form.form_group_join").each(addAjaxHidden);
 144         $("form.form_group_leave").each(addAjaxHidden);
 145
 146         $("#form_user_nudge").ajaxForm ({ dataType: 'xml',
 147                 beforeSubmit: function(xml) { $("#form_user_nudge input[type=submit]").attr("disabled", "disabled");
 148                                                                           $("#form_user_nudge input[type=submit]").addClass("disabled");
 149                                                                         },
 150                 success: function(xml) { $("#form_user_nudge").replaceWith(document._importNode($("#nudge_response", xml).get(0),true));
 151                                                              $("#form_user_nudge input[type=submit]").removeAttr("disabled");
 152                                                              $("#form_user_nudge input[type=submit]").removeClass("disabled");
 153                                                            }
 154          });
 155         $("#form_user_nudge").each(addAjaxHidden);
 156
 157         var Subscribe = { dataType: 'xml',
 158                                           beforeSubmit: function(formData, jqForm, options) { $(".form_user_subscribe input[type=submit]").attr("disabled", "disabled");
 159                                                                                                                                               $(".form_user_subscribe input[type=submit]").addClass("disabled");
 160                                                                                                                                             },
 161                                           success: function(xml) { var form_unsubscribe = document._importNode($('form', xml).get(0), true);
 162                                                                                            var form_unsubscribe_id = form_unsubscribe.id;
 163                                                                                            var form_subscribe_id = form_unsubscribe_id.replace('unsubscribe', 'subscribe');
 164                                                                                            $("form#"+form_subscribe_id).replaceWith(form_unsubscribe);
 165                                                                                            $("form#"+form_unsubscribe_id).ajaxForm(UnSubscribe).each(addAjaxHidden);
 166                                                                                            $("dd.subscribers").text(parseInt($("dd.subscribers").text())+1);
 167                                                                                            $(".form_user_subscribe input[type=submit]").removeAttr("disabled");
 168                                                                                            $(".form_user_subscribe input[type=submit]").removeClass("disabled");
 169                                                                                      }
 170                                         };
 171
 172         var UnSubscribe = { dataType: 'xml',
 173                                                 beforeSubmit: function(formData, jqForm, options) { $(".form_user_unsubscribe input[type=submit]").attr("disabled", "disabled");
 174                                                                                                                                                     $(".form_user_unsubscribe input[type=submit]").addClass("disabled");
 175                                                                                                                                                   },
 176                                             success: function(xml) { var form_subscribe = document._importNode($('form', xml).get(0), true);
 177                                                                                                  var form_subscribe_id = form_subscribe.id;
 178                                                                                                  var form_unsubscribe_id = form_subscribe_id.replace('subscribe', 'unsubscribe');
 179                                                                                                  $("form#"+form_unsubscribe_id).replaceWith(form_subscribe);
 180                                                                                                  $("form#"+form_subscribe_id).ajaxForm(Subscribe).each(addAjaxHidden);
 181                                                                                                  $("#profile_send_a_new_message").remove();
 182                                                                                                  $("#profile_nudge").remove();
 183                                                                                              $("dd.subscribers").text(parseInt($("dd.subscribers").text())-1);
 184                                                                                                  $(".form_user_unsubscribe input[type=submit]").removeAttr("disabled");
 185                                                                                                  $(".form_user_unsubscribe input[type=submit]").removeClass("disabled");
 186                                                                                            }
 187                                           };
 188
 189         $(".form_user_subscribe").ajaxForm(Subscribe);
 190         $(".form_user_unsubscribe").ajaxForm(UnSubscribe);
 191         $(".form_user_subscribe").each(addAjaxHidden);
 192         $(".form_user_unsubscribe").each(addAjaxHidden);
 193
 194         var PostNotice = { dataType: 'xml',
 195                                            beforeSubmit: function(formData, jqForm, options) { if ($("#notice_data-text").get(0).value.length == 0) {
 196                                                                                                                                                                 $("#form_notice").addClass("warning");
 197                                                                                                                                                                 return false;
 198                                                                                                                                                    }
 199                                                                                                                                                    $("#form_notice").addClass("processing");
 200                                                                                                                                                    $("#notice_action-submit").attr("disabled", "disabled");
 201                                                                                                                                                    $("#notice_action-submit").addClass("disabled");
 202                                                                                                                                                    return true;
 203                                                                                                                                                  },
 204                                            timeout: '60000',
 205                                            error: function (xhr, textStatus, errorThrown) {     $("#form_notice").removeClass("processing");
 206                                                                                                                                                 $("#notice_action-submit").removeAttr("disabled");
 207                                                                                                                                                 $("#notice_action-submit").removeClass("disabled");
 208                                                                                                                                                 if (textStatus == "timeout") {
 209                                                                                                                                                         alert ("Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists");
 210                                                                                                                                                 }
 211                                                                                                                                                 else {
 212                                                                                                                                                         if ($(".error", xhr.responseXML).length > 0) {
 213                                                                                                                                                                 $('#form_notice').append(document._importNode($(".error", xhr.responseXML).get(0), true));
 214                                                                                                                                                         }
 215                                                                                                                                                         else {
 216                                                                                                                                                                 alert("Sorry! We had trouble sending your notice ("+xhr.status+" "+xhr.statusText+"). Please report the problem to the site administrator if this happens again.");
 217                                                                                                                                                         }
 218                                                                                                                                                 }
 219                                                                                                                                           },
 220                                            success: function(xml) {     if ($("#error", xml).length > 0) {
 221                                                                                                         var result = document._importNode($("p", xml).get(0), true);
 222                                                                                                         result = result.textContent || result.innerHTML;
 223                                                                                                         alert(result);
 224                                                                                                 }
 225                                                                                                 else {
 226                                                                                                     if ($("#command_result", xml).length > 0) {
 227                                                                                                             var result = document._importNode($("p", xml).get(0), true);
 228                                                                                                             result = result.textContent || result.innerHTML;
 229                                                                                                             alert(result);
 230                                                     }
 231                                                     else {
 232                                                          li = $("li", xml).get(0);
 233                                                          if ($("#"+li.id).length == 0) {
 234                                                               $("#notices_primary .notices").prepend(document._importNode(li, true));
 235                                                               $("#notices_primary .notice:first").css({display:"none"});
 236                                                               $("#notices_primary .notice:first").fadeIn(2500);
 237                                                               NoticeReply();
 238                                                          }
 239                                                                                                         }
 240                                                                                                         $("#notice_data-text").val("");
 241                                                                                                 $("#notice_data-attach").val("");
 242                                                     counter();
 243                                                                                                 }
 244                                                                                                 $("#form_notice").removeClass("processing");
 245                                                                                                 $("#notice_action-submit").removeAttr("disabled");
 246                                                                                                 $("#notice_action-submit").removeClass("disabled");
 247                                                                                          }
 248                                            };
 249         $("#form_notice").ajaxForm(PostNotice);
 250         $("#form_notice").each(addAjaxHidden);
 251     NoticeHover();
 252     NoticeReply();
 253     NoticeAttachments();
 254 });
 255
 256
 257 function NoticeHover() {
 258     function mouseHandler(e) {
 259         $(e.target).closest('li.hentry')[(e.type === 'mouseover') ? 'addClass' : 'removeClass']('hover');
 260     };
 261     $('#content .notices').mouseover(mouseHandler);
 262     $('#content .notices').mouseout(mouseHandler);
 263 }
 264
 265
 266 function NoticeReply() {
 267     if ($('#notice_data-text').length > 0) {
 268         $('#content .notice').each(function() {
 269             var notice = $(this)[0];
 270             $($('.notice_reply', notice)[0]).click(function() {
 271                 var nickname = ($('.author .nickname', notice).length > 0) ? $($('.author .nickname', notice)[0]) : $('.author .nickname');
 272                 NoticeReplySet(nickname.text(), $($('.notice_id', notice)[0]).text());
 273                 return false;
 274             });
 275         });
 276     }
 277 }
 278
 279 function NoticeReplySet(nick,id) {
 280         rgx_username = /^[0-9a-zA-Z\-_.]*$/;
 281         if (nick.match(rgx_username)) {
 282                 replyto = "@" + nick + " ";
 283                 if ($("#notice_data-text").length) {
 284                         $("#notice_data-text").val(replyto);
 285                         $("#form_notice input#notice_in-reply-to").val(id);
 286                         $("#notice_data-text").focus();
 287                         return false;
 288                 }
 289         }
 290         return true;
 291 }
 292
 293 function NoticeAttachments() {
 294     $.fn.jOverlay.options = {
 295         method : 'GET',
 296         data : '',
 297         url : '',
 298         color : '#000',
 299         opacity : '0.6',
 300         zIndex : 99,
 301         center : true,
 302         imgLoading : $('address .url')[0].href+'theme/base/images/illustrations/illu_progress_loading-01.gif',
 303         bgClickToClose : true,
 304         success : function() {
 305             $('#jOverlayContent').append('<button>&#215;</button>');
 306             $('#jOverlayContent button').click($.closeOverlay);
 307         },
 308         timeout : 0
 309     };
 310
 311     $('a.attachment').click(function() {
 312         $().jOverlay({url: $('address .url')[0].href+'/attachment/' + ($(this).attr('id').substring('attachment'.length + 1)) + '/ajax'});
 313         return false;
 314     });
 315
 316     var t;
 317     $("body:not(#shownotice) a.thumbnail").hover(
 318         function() {
 319             var anchor = $(this);
 320             $("a.thumbnail").children('img').hide();
 321             anchor.closest(".entry-title").addClass('ov');
 322
 323             if (anchor.children('img').length == 0) {
 324                 t = setTimeout(function() {
 325                     $.get($('address .url')[0].href+'/attachment/' + (anchor.attr('id').substring('attachment'.length + 1)) + '/thumbnail', null, function(data) {
 326                         anchor.append(data);
 327                     });
 328                 }, 500);
 329             }
 330             else {
 331                 anchor.children('img').show();
 332             }
 333         },
 334         function() {
 335             clearTimeout(t);
 336             $("a.thumbnail").children('img').hide();
 337             $(this).closest(".entry-title").removeClass('ov');
 338         }
 339     );
 340 }
 341