课程通知列表更多功能bug

app/views/news/_course_news.html.erb

@@ -36,9 +36,9 @@
               <%= link_to h(news.title), news_path(news),:class => 'problem_tit fl fb c_dblue' %>
               <br />
               <div class="cl mb5"></div>
-              <p  id="news_description_<%= news.id %>" class="news_description mt5">
+              <div  id="news_description_<%= news.id %>" class="news_description mt5">
                 <%= news.description.html_safe %>
-              </p>
+              </div>
               <div class="news_foot c_red"  style="cursor:pointer;display: none;" onclick="news_show_more_des(<%= news.id %>);" id="news_foot_<%= news.id %>">
                 <%= l(:button_more)%>...
                 <span class="g-arr-down"></span>

public/javascripts/course.js

@@ -1,6 +1,5 @@
 //配置课程信息
-function course_setting(id)
+function course_setting(id) {
-{
     //alert(id);
     $('#tb_' + id).removeClass().addClass("hwork_hovertab");
     $('#tbc_0' + id).removeClass().addClass("dis");
@@ -17,28 +16,26 @@ $(function(){
 function add_group(url, course_id) {
         var group_name = $('#group_name').val();
         $.get(
-        url,
+            url, {
-        { valid: "name",
+                valid: "name",
                 value: group_name,
-        course_id: course_id },
+                course_id: course_id
+            },
             function(data) {
                 if (data.valid) {
                     $("#add_group_name").submit();
-            }
+                } else {
-            else
-            {
                     alert(data.message);
                 }
             }
         );
     }
     //修改分班:修改分班时得考虑什么都不改但是点击确定的情况
-function edit_group(id,url,course_id,group_id)
+
-{
+function edit_group(id, url, course_id, group_id) {
     var group_name = $('#' + id).val();
     $.get(
-        url,
+        url, {
-        {
             valid: "name",
             value: group_name,
             course_id: course_id,
@@ -47,104 +44,84 @@ function edit_group(id,url,course_id,group_id)
         function(data) {
             if (data.valid) {
                 $("#update_group_" + group_id).submit();
-            }
+            } else {
-            else
-            {
                 alert(data.message);
             }
         }
     );
 }
 
-function hidden_homework_score_form()
+function hidden_homework_score_form() {
-{
         hideModal($("#user_score"));
     }
     ///////////////////////////////////////////////////////////////
     ///////////////////////////////////////////////////////////////新建课程相关
     //验证课程名称
-function regex_course_name()
+
-{
+function regex_course_name() {
         var name = $.trim($("#course_name").val());
-    if(name.length == 0)
+        if (name.length == 0) {
-    {
             $("#course_name_notice").show();
             return false;
-    }
+        } else {
-    else
-    {
             $("#course_name_notice").hide();
             return true;
         }
     }
     //验证课程学时
-function regex_course_class_period()
+
-{
+function regex_course_class_period() {
         var class_period = $.trim($("#class_period").val());
         var regex = /^\d*$/;
-    if(class_period.length == 0)
+        if (class_period.length == 0) {
-    {
             $("#course_class_period_notice").html("学时总数不能为空");
             $("#course_class_period_notice").show();
             return false;
-    }
+        } else if (regex.test(class_period)) {
-    else if (regex.test(class_period)) {
+            if (parseInt(class_period) > 0) {
-        if(parseInt(class_period) > 0)
-        {
                 $("#course_class_period_notice").html("");
                 $("#course_class_period_notice").hide();
                 return true;
-        }
+            } else {
-        else
-        {
                 $("#course_class_period_notice").html("学时总数必须大于0");
                 $("#course_class_period_notice").show();
                 return false;
             }
-    }
+        } else {
-    else
-    {
             $("#course_class_period_notice").html("学时总数必须为数字");
             $("#course_class_period_notice").show();
             return false;
         }
     }
     //验证密码
-function regex_course_password()
+
-{
+function regex_course_password() {
         var class_period = $.trim($("#course_course_password").val());
         var regex = /^\w+$/;
-    if(class_period.length == 0)
+        if (class_period.length == 0) {
-    {
             $("#course_course_password_notice").html("课程密码不能为空");
             $("#course_course_password_notice").show();
             return false;
-    }
+        } else if (regex.test(class_period)) {
-    else if (regex.test(class_period)) {
             $("#course_course_password_notice").html("");
             $("#course_course_password_notice").hide();
             return true;
-    }
+        } else {
-    else
-    {
             $("#course_course_password_notice").html("课程密码有非法字符");
             $("#course_course_password_notice").show();
             return false;
         }
     }
     //提交新建课程
-function submit_new_course()
+
-{
+function submit_new_course() {
-    if(regex_course_name()&&regex_course_class_period()&&regex_course_password())
+    if (regex_course_name() && regex_course_class_period() && regex_course_password()) {
-    {
         $("#new_course").submit();
     }
 }
 
-function submit_edit_course(id)
+function submit_edit_course(id) {
-{
+    if (regex_course_name() && regex_course_class_period() && regex_course_password()) {
-    if(regex_course_name()&&regex_course_class_period()&&regex_course_password())
-    {
         $("#edit_course_" + id).submit();
     }
 }
@@ -159,14 +136,14 @@ function regexSubject(id) {
         $(message).text("主题不能为空");
         $(message).css('color', '#ff0000');
         return false;
-    }
+    } else {
-    else {
         $(message).text("填写正确");
         $(message).css('color', '#008000');
         return true;
     }
     return false;
 }
+
 function regexContent(id) {
     var contentid = "#message_content" + id;
     var message = "#message_content_span" + id;
@@ -175,8 +152,7 @@ function regexContent(id) {
         $(message).text("描述不能为空");
         $(message).css('color', '#ff0000');
         return false;
-    }
+    } else {
-    else {
         $(message).text("填写正确");
         $(message).css('color', '#008000');
         return true;
@@ -195,24 +171,18 @@ function submitProjectsBoard(id) {
 
 ///////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////// 课程通知
-function regexTitle()
+function regexTitle() {
-{
     var name = $("#news_title").val();
-    if(name.length ==0)
+    if (name.length == 0) {
-    {
         $("#title_notice_span").text("标题不能为空");
         $("#title_notice_span").css('color', '#ff0000');
         $("#news_title").focus();
         return false;
-    }
+    } else if (name.length <= 60) {
-    else if(name.length <= 60)
-    {
         $("#title_notice_span").text("填写正确");
         $("#title_notice_span").css('color', '#008000');
         return true;
-    }
+    } else {
-    else
-    {
         $("#title_notice_span").text("标题超过60个字符");
         $("#title_notice_span").css('color', '#ff0000');
         $("#news_title").focus();
@@ -220,62 +190,50 @@ function regexTitle()
     }
 }
 
-function regexDescription()
+function regexDescription() {
-{
     var name = news_description_editor.html();
-    if(name.length ==0)
+    if (name.length == 0) {
-    {
         $("#description_notice_span").text("描述不能为空");
         $("#description_notice_span").css('color', '#ff0000');
         $("#description_notice_span").focus();
         return false;
-    }
+    } else if (name.length >= 6000) {
-    else if(name.length >=6000){
         $("#description_notice_span").text("描述最多3000个汉字(或6000个英文字符)");
         $("#description_notice_span").css('color', '#ff0000');
         $("#description_notice_span").focus();
         return false;
-    }
+    } else {
-    else
-    {
         $("#description_notice_span").text("填写正确");
         $("#description_notice_span").css('color', '#008000');
         return true;
     }
 }
 
-function submitNews()
+function submitNews() {
-{
+    if (regexTitle() && regexDescription()) {
-    if(regexTitle() && regexDescription())
-    {
         news_description_editor.sync();
         $("#news-form").submit();
     }
 }
 
-function submitFocus(obj)
+function submitFocus(obj) {
-{
     $(obj).focus();
 }
 
-function submitComment()
+function submitComment() {
-{
     comment_editor.sync();
     $("#add_comment_form").submit();
 }
 
 /////////////////////////////////////////////////课程讨论区
-function course_board_submit_message_replay()
+function course_board_submit_message_replay() {
-{
+    if (MessageReplayVevify()) {
-    if(MessageReplayVevify())
-    {
         message_content_editor.sync(); //提交内容之前要sync，不然服务器端取不到值
         $("#message_form").submit();
     }
 }
 
-function course_board_canel_message_replay()
+function course_board_canel_message_replay() {
-{
     $("#reply").hide(200);
     $("#message_quote").html("");
 }
@@ -286,8 +244,7 @@ function MessageReplayVevify() {
             $("#message_content_span").text("回复不能为空");
             $("#message_content_span").css('color', '#ff0000');
             return false;
-    }
+        } else {
-    else {
             $("#message_content_span").text("填写正确");
             $("#message_content_span").css('color', '#008000');
             return true;
@@ -298,70 +255,62 @@ function MessageReplayVevify() {
 ///////////////////////////////////////////////////////////////
 ///////////////////////////////////////////////////////////////
 //验证搜索时输入名字
-function regexName(content)
+function regexName(content) {
-{
         var name = $.trim($("#name").val());
-    if(name.length == 0)
+        if (name.length == 0) {
-    {
             $("#project_name_span").text(content);
             $("#project_name_span").css('color', '#ff0000');
             $("#project_name_span").focus();
             return false;
-    }
+        } else {
-    else
-    {
             $("#project_name_span").text("");
             return true;
         }
     }
     //提交搜索
-function submitSerch(content)
+
-{
+function submitSerch(content) {
-    if(regexName(content)){$("#course_search_form").submit();}
+    if (regexName(content)) {
+        $("#course_search_form").submit();
+    }
 }
 
 //验证搜索时输入名字
-function regexQ(content)
+function regexQ(content) {
-{
         var name = $.trim($("#q").val());
-    if(name.length == 0)
+        if (name.length == 0) {
-    {
             $("#course_member_name_span").text(content);
             $("#course_member_name_span").css('color', '#ff0000');
             $("#course_member_name_span").focus();
             return false;
-    }
+        } else {
-    else
-    {
             $("#course_member_name_span").text("");
             return true;
         }
     }
     //提交课程成员搜索
-function submitMemberSerch(content)
+
-{
+function submitMemberSerch(content) {
     //if(regexQ(content)){$("#course_member_search_form").submit();}
     $("#course_member_search_form").submit();
 }
 
 //课程描述显示更多信息
-function show_more_msg()
+function show_more_msg() {
-{
         $("#course_description").toggleClass("course_description_none");
     }
     //作业描述显示更多信息
-function news_show_more_des(id)
+
-{
+function news_show_more_des(id) {
     $('#news_description_' + id).toggleClass("news_description_none");
 }
-function bid_show_more_des(id)
+
-{
+function bid_show_more_des(id) {
     $("#bid_description_" + id).toggleClass("news_description_none");
 }
 
 //课程作业结束时间倒计时
-function show_bid_dead_line(year,month,day,divname)
+function show_bid_dead_line(year, month, day, divname) {
-{
         var now = new Date();
         var endDate = new Date(year, month - 1, day);
         var leftTime = endDate.getTime() - now.getTime();
@@ -370,64 +319,43 @@ function show_bid_dead_line(year,month,day,divname)
         var hour = Math.floor((leftsecond - day1 * 24 * 60 * 60) / 3600);
         var minute = Math.floor((leftsecond - day1 * 24 * 60 * 60 - hour * 3600) / 60);
         var second = Math.floor(leftsecond - day1 * 24 * 60 * 60 - hour * 3600 - minute * 60);
-    $("#"+divname).html("<form name='formnow' class='fr'>"
+        $("#" + divname).html("<form name='formnow' class='fr'>" + "<input class='c_orange' type='text' style='border:0;' size='1' value='" + day1 + "' > 天" + "<input class='c_orange' type='text' style='border:0;' size='1' value='" + hour + "' > 小时" + "<input class='c_orange' type='text' style='border:0;' size='1' value='" + minute + "' > 分" + "<input class='c_orange' type='text' style='border:0;' size='1' value='" + second + "' > 秒" + "</form>" + "<p class='fr'>作品提交还剩：</p>");
-    + "<input class='c_orange' type='text' style='border:0;' size='1' value='"+day1+"' > 天"
-    + "<input class='c_orange' type='text' style='border:0;' size='1' value='"+hour+"' > 小时"
-    + "<input class='c_orange' type='text' style='border:0;' size='1' value='"+minute+"' > 分"
-    + "<input class='c_orange' type='text' style='border:0;' size='1' value='"+second+"' > 秒"
-    + "</form>"
-    + "<p class='fr'>作品提交还剩：</p>");
     }
     //验证新建作业的名字
-function regex_bid_name()
+
-{
+function regex_bid_name() {
     var name = $.trim($("#bid_name").val());
 
-    if(name=="")
+    if (name == "") {
-    {
         $("#bid_name_span").text("名称不能为空");
         return false;
-    }
+    } else {
-    else
-    {
         $("#bid_name_span").text("");
         return true;
     }
 }
 
 //验证匿评数量
-function regex_evaluation_num()
+function regex_evaluation_num() {
-{
     var evaluation_num = $.trim($("#bid_evaluation_num").val());
     var regex = /^\d+$/;
-    if($("#bid_open_anonymous_evaluation").attr("checked") == "checked")
+    if ($("#bid_open_anonymous_evaluation").attr("checked") == "checked") {
-    {
+        if (evaluation_num == "") {
-        if(evaluation_num=="")
-        {
             $("#bid_evaluation_num_span").text("匿评分配数量不能为空");
             return false;
-        }
+        } else if (regex.test(evaluation_num)) {
-        else if(regex.test(evaluation_num))
+            if (evaluation_num > 0) {
-        {
-            if(evaluation_num > 0)
-            {
                 $("#bid_evaluation_num_span").text("");
                 return true;
-            }
+            } else {
-            else
-            {
                 $("#bid_evaluation_num_span").text("匿评分配数量必须为大于0");
                 return false;
             }
-        }
+        } else {
-        else
-        {
             $("#bid_evaluation_num_span").text("匿评分配数量只能为数字");
             return false;
         }
-    }
+    } else {
-    else
-    {
         return true;
     }
 }
@@ -435,22 +363,17 @@ function regex_evaluation_num()
 //点击是否开启匿评单选框效果
 $(function() {
     $("#bid_open_anonymous_evaluation").click(function() {
-        if($("#bid_open_anonymous_evaluation").attr("checked") == "checked")
+        if ($("#bid_open_anonymous_evaluation").attr("checked") == "checked") {
-        {
             $("#bid_evaluation_num_li").slideDown();
-        }
+        } else {
-        else
-        {
             $("#bid_evaluation_num_li").slideUp();
         }
     });
 });
 
 //老师提交新建作业
-function submit_new_bid(id)
+function submit_new_bid(id) {
-{
+    if (regex_bid_name() && regex_evaluation_num()) {
-    if(regex_bid_name()&&regex_evaluation_num())
-    {
         bid_description_editor.sync();
         $("#" + id).submit();
     }
@@ -469,15 +392,13 @@ function close_window(id1,id2){
 }
 
 //隐藏提示狂
-function hidden_atert_form(cur_page,cur_type)
+function hidden_atert_form(cur_page, cur_type) {
-{
     hideModal($("#popbox"));
 }
 
 //当课程描述长度小于112px时，不显示更多按钮
 $(function() {
-    if($("#course_description_content").height()>112)
+    if ($("#course_description_content").height() > 112) {
-    {
         $("#lg-foot").show();
     }
 });
@@ -496,15 +417,13 @@ $(document).ready(function () {
     };
     if (browser.mozilla || browser.opera) {
         $("pre").addClass("break_word_firefox");
-    }
+    } else {
-    else{
         $("pre").addClass("break_word");
     }
 });
 
 // 日历选择日期后关闭
-function regexDeadLine()
+function regexDeadLine() {
-{
     ('#ui-datepicker-div').hide;
 }
 
@@ -518,21 +437,28 @@ $(function(){
 //课程通知更多按钮显示
 $(function() {
     $('.news_description').each(function() {
-            if($(this).height() >= 38)
+        if ($(this).height() >= 38) {
-            {
             $('#news_foot_' + $(this).attr('id').replace('news_description_', '')).css("display", "block");
         }
+    });
+
+    $(".news_description img").one('load', function() {
+        var node = $(this).parents('.news_description');
+        if (node && node.height() >= 38) {
+            $('#news_foot_' + node.attr('id').replace('news_description_', '')).css("display", "block");
+        }
+    }).each(function() {
+        if (this.complete) {
+            $(this).load();
         }
-    )
+    });
 });
 
 //查找TAG资源
-function search_tag_attachment(url,tag_name,q,course_id,sort)
+function search_tag_attachment(url, tag_name, q, course_id, sort) {
-{
     //alert("111");
     $.get(
-        url,
+        url, {
-        {
             tag_name: tag_name,
             q: q,
             course_id: course_id
@@ -546,27 +472,22 @@ function search_tag_attachment(url,tag_name,q,course_id,sort)
 // 课程讨论区
 function showhelpAndScrollToMessage(id, id1, count) {
     $('#' + id).toggle();
-    if(cookieget("repositories_visiable") == "true")
+    if (cookieget("repositories_visiable") == "true") {
-    {
         cookiesave("repositories_visiable", false, '', '', '');
-    }
+    } else {
-    else
-    {
         cookiesave("repositories_visiable", true, '', '', '');
     }
     var information = $(id1);
     var val = information.attr("value");
-    if(val=="show_help")
+    if (val == "show_help") {
-    {
         $(id1).text("收起回复(" + count + ")");
         information.attr("value", "hide_help");
-    }
+    } else {
-    else
-    {
         $(id1).text("展开回复(" + count + ")");
         information.attr("value", "show_help");
     }
 }
+
 function show_more_reply(contentid, id2, id3) {
     $(contentid).toggleClass("course_description_none");
     var information = $(id2);
@@ -576,8 +497,7 @@ function show_more_reply(contentid, id2, id3) {
         $(id2).text("[收起]");
         information.attr("value", "hide_more");
         arrow.attr("src", "/images/jiantouup.jpg")
-    }
+    } else {
-    else {
         $(id2).text("[展开]");
         information.attr("value", "show_more");
         arrow.attr("src", "/images/jiantou.jpg")