From fd0c123e44391aa01a85c5aeebbd0cea418f0808 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Sun, 08 Dec 2013 04:57:44 -0500
Subject: [PATCH] Fix fixed header issue after removing rows (1295420)

---
 program/js/app.js |  291 +++++++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 files changed, 266 insertions(+), 25 deletions(-)

diff --git a/program/js/app.js b/program/js/app.js
index f7fd7ce..398417a 100644
--- a/program/js/app.js
+++ b/program/js/app.js
@@ -34,7 +34,7 @@
 
   // webmail client settings
   this.dblclick_time = 500;
-  this.message_time = 4000;
+  this.message_time = 5000;
   this.identifier_expr = new RegExp('[^0-9a-z\-_]', 'gi');
 
   // environment defaults
@@ -578,9 +578,12 @@
     }
 
     // check input before leaving compose step
-    if (this.task == 'mail' && this.env.action == 'compose' && $.inArray(command, this.env.compose_commands)<0) {
+    if (this.task == 'mail' && this.env.action == 'compose' && $.inArray(command, this.env.compose_commands) < 0 && !this.env.server_error) {
       if (this.cmp_hash != this.compose_field_hash() && !confirm(this.get_label('notsentwarning')))
         return false;
+
+      // remove copy from local storage if compose screen is left intentionally
+      this.remove_compose_data(this.env.compose_id);
     }
 
     // process external commands
@@ -615,10 +618,10 @@
         break;
 
       // commands to switch task
+      case 'logout':
       case 'mail':
       case 'addressbook':
       case 'settings':
-      case 'logout':
         this.switch_task(command);
         break;
 
@@ -638,6 +641,7 @@
           var form = this.gui_objects.messageform,
             win = this.open_window('');
 
+          this.save_compose_form_local();
           $("input[name='_action']", form).val('compose');
           form.action = this.url('mail/compose', { _id: this.env.compose_id, _extwin: 1 });
           form.target = win.name;
@@ -1292,8 +1296,10 @@
       return;
 
     var url = this.get_task_url(task);
-    if (task=='mail')
+    if (task == 'mail')
       url += '&_mbox=INBOX';
+    else if (task == 'logout')
+      this.clear_compose_data();
 
     this.redirect(url);
   };
@@ -1700,7 +1706,7 @@
     url += (url.match(/\?/) ? '&' : '?') + '_extwin=1';
 
     if (this.env.standard_windows)
-      extwin = window.open(url, wname);
+      var extwin = window.open(url, wname);
     else {
       var win = this.is_framed() ? parent.window : window,
         page = $(win),
@@ -1720,8 +1726,11 @@
       extwin.document.write('<html><body>' + this.get_label('loading') + '</body></html>');
     }
 
+    // allow plugins to grab the window reference (#1489413)
+    this.triggerEvent('openwindow', { url:url, handle:extwin });
+
     // focus window, delayed to bring to front
-    window.setTimeout(function() { extwin.focus(); }, 10);
+    window.setTimeout(function() { extwin && extwin.focus(); }, 10);
 
     return extwin;
   };
@@ -3117,6 +3126,60 @@
       }
     }
 
+    // check for locally stored compose data
+    if (window.localStorage) {
+      var index = this.local_storage_get_item('compose.index', []);
+
+      for (var key, i = 0; i < index.length; i++) {
+        key = index[i], formdata = this.local_storage_get_item('compose.' + key, null, true);
+        if (!formdata) {
+          continue;
+        }
+        // restore saved copy of current compose_id
+        if (formdata.changed && key == this.env.compose_id) {
+          this.restore_compose_form(key, html_mode);
+          break;
+        }
+        // skip records from 'other' drafts
+        if (this.env.draft_id && formdata.draft_id && formdata.draft_id != this.env.draft_id) {
+          continue;
+        }
+        // show dialog asking to restore the message
+        if (formdata.changed && formdata.session != this.env.session_id) {
+          this.show_popup_dialog(
+            this.get_label('restoresavedcomposedata')
+              .replace('$date', new Date(formdata.changed).toLocaleString())
+              .replace('$subject', formdata._subject)
+              .replace(/\n/g, '<br/>'),
+            this.get_label('restoremessage'),
+            [{
+              text: this.get_label('restore'),
+              click: function(){
+                ref.restore_compose_form(key, html_mode);
+                ref.remove_compose_data(key);  // remove old copy
+                ref.save_compose_form_local();  // save under current compose_id
+                $(this).dialog('close');
+              }
+            },
+            {
+              text: this.get_label('delete'),
+              click: function(){
+                ref.remove_compose_data(key);
+                $(this).dialog('close');
+              }
+            },
+            {
+              text: this.get_label('ignore'),
+              click: function(){
+                $(this).dialog('close');
+              }
+            }]
+          );
+          break;
+        }
+      }
+    }
+
     if (input_to.val() == '')
       input_to.focus();
     else if (input_subject.val() == '')
@@ -3137,7 +3200,7 @@
   {
     this.env.recipients_delimiter = this.env.recipients_separator + ' ';
 
-    obj[bw.ie || bw.safari || bw.chrome ? 'keydown' : 'keypress'](function(e) { return ref.ksearch_keydown(e, this, props); })
+    obj.keydown(function(e) { return ref.ksearch_keydown(e, this, props); })
       .attr('autocomplete', 'off');
   };
 
@@ -3554,12 +3617,28 @@
 
     this.env.draft_id = id;
     $("input[name='_draft_saveid']").val(id);
+
+    this.remove_compose_data(this.env.compose_id);
   };
 
   this.auto_save_start = function()
   {
     if (this.env.draft_autosave)
       this.save_timer = setTimeout(function(){ ref.command("savedraft"); }, this.env.draft_autosave * 1000);
+
+    // save compose form content to local storage every 5 seconds
+    if (!this.local_save_timer && window.localStorage) {
+      // track typing activity and only save on changes
+      this.compose_type_activity = this.compose_type_activity_last = 0;
+      $(document).bind('keypress', function(e){ ref.compose_type_activity++; });
+
+      this.local_save_timer = setInterval(function(){
+        if (ref.compose_type_activity > ref.compose_type_activity_last) {
+          ref.save_compose_form_local();
+          ref.compose_type_activity_last = ref.compose_type_activity;
+        }
+      }, 5000);
+    }
 
     // Unlock interface now that saving is complete
     this.busy = false;
@@ -3588,6 +3667,115 @@
 
     return str;
   };
+
+  // store the contents of the compose form to localstorage
+  this.save_compose_form_local = function()
+  {
+    var formdata = { session:this.env.session_id, changed:new Date().getTime() },
+      ed, empty = true;
+
+    // get fresh content from editor
+    if (window.tinyMCE && (ed = tinyMCE.get(this.env.composebody))) {
+      tinyMCE.triggerSave();
+    }
+
+    if (this.env.draft_id) {
+      formdata.draft_id = this.env.draft_id;
+    }
+
+    $('input, select, textarea', this.gui_objects.messageform).each(function(i, elem) {
+      switch (elem.tagName.toLowerCase()) {
+        case 'input':
+          if (elem.type == 'button' || elem.type == 'submit' || (elem.type == 'hidden' && elem.name != '_is_html')) {
+            break;
+          }
+          formdata[elem.name] = elem.type != 'checkbox' || elem.checked ? $(elem).val() : '';
+
+          if (formdata[elem.name] != '' && elem.type != 'hidden')
+            empty = false;
+          break;
+
+        case 'select':
+          formdata[elem.name] = $('option:checked', elem).val();
+          break;
+
+        default:
+          formdata[elem.name] = $(elem).val();
+          if (formdata[elem.name] != '')
+            empty = false;
+      }
+    });
+
+    if (window.localStorage && !empty) {
+      var index = this.local_storage_get_item('compose.index', []),
+        key = this.env.compose_id;
+
+        if ($.inArray(key, index) < 0) {
+          index.push(key);
+        }
+        this.local_storage_set_item('compose.' + key, formdata, true);
+        this.local_storage_set_item('compose.index', index);
+    }
+  };
+
+  // write stored compose data back to form
+  this.restore_compose_form = function(key, html_mode)
+  {
+    var ed, formdata = this.local_storage_get_item('compose.' + key, true);
+
+    if (formdata && typeof formdata == 'object') {
+      $.each(formdata, function(k, value) {
+        if (k[0] == '_') {
+          var elem = $("*[name='"+k+"']");
+          if (elem[0] && elem[0].type == 'checkbox') {
+            elem.prop('checked', value != '');
+          }
+          else {
+            elem.val(value);
+          }
+        }
+      });
+
+      // initialize HTML editor
+      if (formdata._is_html == '1') {
+        if (!html_mode) {
+          tinyMCE.execCommand('mceAddControl', false, this.env.composebody);
+          this.triggerEvent('aftertoggle-editor', { mode:'html' });
+        }
+      }
+      else if (html_mode) {
+        tinyMCE.execCommand('mceRemoveControl', false, this.env.composebody);
+        this.triggerEvent('aftertoggle-editor', { mode:'plain' });
+      }
+    }
+  };
+
+  // remove stored compose data from localStorage
+  this.remove_compose_data = function(key)
+  {
+    if (window.localStorage) {
+      var index = this.local_storage_get_item('compose.index', []);
+
+      if ($.inArray(key, index) >= 0) {
+        this.local_storage_remove_item('compose.' + key);
+        this.local_storage_set_item('compose.index', $.grep(index, function(val,i) { return val != key; }));
+      }
+    }
+  };
+
+  // clear all stored compose data of this user
+  this.clear_compose_data = function()
+  {
+    if (window.localStorage) {
+      var index = this.local_storage_get_item('compose.index', []);
+
+      for (var i=0; i < index.length; i++) {
+        this.local_storage_remove_item('compose.' + index[i]);
+      }
+      this.local_storage_remove_item('compose.index');
+    }
+  }
+
 
   this.change_identity = function(obj, show_sig)
   {
@@ -4021,7 +4209,7 @@
       case 38:  // arrow up
       case 40:  // arrow down
         if (!this.ksearch_visible())
-          break;
+          return;
 
         var dir = key==38 ? 1 : 0;
 
@@ -4056,8 +4244,7 @@
 
       case 37:  // left
       case 39:  // right
-        if (mod != SHIFT_KEY)
-          return;
+        return;
     }
 
     // start timer
@@ -4120,8 +4307,10 @@
     if (this.ksearch_input.setSelectionRange)
       this.ksearch_input.setSelectionRange(cpos, cpos);
 
-    if (trigger)
+    if (trigger) {
       this.triggerEvent('autocomplete_insert', { field:this.ksearch_input, insert:insert });
+      this.compose_type_activity++;
+    }
   };
 
   this.replace_group_recipients = function(id, recipients)
@@ -4130,6 +4319,7 @@
       this.group2expand[id].input.value = this.group2expand[id].input.value.replace(this.group2expand[id].name, recipients);
       this.triggerEvent('autocomplete_insert', { field:this.group2expand[id].input, insert:recipients });
       this.group2expand[id] = null;
+      this.compose_type_activity++;
     }
   };
 
@@ -5355,9 +5545,8 @@
       target = win;
     }
 
-    if (action && (id || action == 'add-identity')) {
-      this.set_busy(true);
-      this.location_href(url, target);
+    if (id || action == 'add-identity') {
+      this.location_href(url, target, true);
     }
 
     return true;
@@ -5543,7 +5732,7 @@
     if (!this.gui_objects.subscriptionlist)
       return false;
 
-    var row, n, i, tmp, tmp_name, folders, rowid, list = [], slist = [],
+    var row, n, i, tmp, tmp_name, rowid, folders = [], list = [], slist = [],
       tbody = this.gui_objects.subscriptionlist.tBodies[0],
       refrow = $('tr', tbody).get(1),
       id = 'rcmrow'+((new Date).getTime());
@@ -5558,8 +5747,7 @@
     row = $(refrow).clone(true);
 
     // set ID, reset css class
-    row.attr('id', id);
-    row.attr('class', class_name);
+    row.attr({id: id, 'class': class_name});
 
     // set folder name
     row.find('td:first').html(display_name);
@@ -5571,10 +5759,21 @@
     // add to folder/row-ID map
     this.env.subscriptionrows[id] = [name, display_name, 0];
 
-    // sort folders, to find a place where to insert the row
-    folders = [];
-    $.each(this.env.subscriptionrows, function(k,v){ folders.push(v) });
-    folders.sort(function(a,b){ return a[0] < b[0] ? -1 : (a[0] > b[0] ? 1 : 0) });
+    // sort folders (to find a place where to insert the row)
+    // replace delimiter with \0 character to fix sorting
+    // issue where 'Abc Abc' would be placed before 'Abc/def'
+    var replace_from = RegExp(RegExp.escape(this.env.delimiter), 'g'),
+      replace_to = String.fromCharCode(0);
+    $.each(this.env.subscriptionrows, function(k,v) {
+      var n = v[0];
+      n = n.replace(replace_from, replace_to);
+      v.push(n);
+      folders.push(v);
+    });
+    folders.sort(function(a, b) {
+      var len = a.length - 1; n1 = a[len], n2 = b[len];
+      return n1 < n2 ? -1 : 1;
+    });
 
     for (n in folders) {
       // protected folder
@@ -6010,7 +6209,7 @@
     this.triggerEvent('message', { message:msg, type:type, timeout:timeout, object:obj });
 
     if (timeout > 0)
-      setTimeout(function() { ref.hide_message(id, type == 'loading'); }, timeout);
+      setTimeout(function() { ref.hide_message(id, type != 'loading'); }, timeout);
     return id;
   };
 
@@ -6644,7 +6843,6 @@
 
           if ((response.action == 'list' || response.action == 'search') && this.message_list) {
             this.msglist_select(this.message_list);
-            this.message_list.resize();
             this.triggerEvent('listupdate', { folder:this.env.mailbox, rowcount:this.message_list.rowcount });
           }
         }
@@ -6655,7 +6853,6 @@
             this.enable_command('search-create', this.env.source == '');
             this.enable_command('search-delete', this.env.search_id);
             this.update_group_commands();
-            this.contact_list.resize();
             this.triggerEvent('listupdate', { folder:this.env.source, rowcount:this.contact_list.rowcount });
           }
         }
@@ -6707,6 +6904,20 @@
     // re-send keep-alive requests after 30 seconds
     if (action == 'keep-alive')
       setTimeout(function(){ ref.keep_alive(); ref.start_keepalive(); }, 30000);
+  };
+
+  // handler for session errors detected on the server
+  this.session_error = function(redirect_url)
+  {
+    this.env.server_error = 401;
+
+    // save message in local storage and do not redirect
+    if (this.env.action == 'compose') {
+      this.save_compose_form_local();
+    }
+    else if (redirect_url) {
+      window.setTimeout(function(){ ref.redirect(redirect_url, true); }, 2000);
+    }
   };
 
   // callback when an iframe finished loading
@@ -7230,7 +7441,37 @@
   this.set_cookie = function(name, value, expires)
   {
     setCookie(name, value, expires, this.env.cookie_path, this.env.cookie_domain, this.env.cookie_secure);
-  }
+  };
+
+  this.get_local_storage_prefix = function()
+  {
+    if (!this.local_storage_prefix)
+      this.local_storage_prefix = 'roundcube.' + (this.env.user_id || 'anonymous') + '.';
+
+    return this.local_storage_prefix;
+  };
+
+  // wrapper for localStorage.getItem(key)
+  this.local_storage_get_item = function(key, deflt, encrypted)
+  {
+
+    // TODO: add encryption
+    var item = localStorage.getItem(this.get_local_storage_prefix() + key);
+    return item !== null ? JSON.parse(item) : (deflt || null);
+  };
+
+  // wrapper for localStorage.setItem(key, data)
+  this.local_storage_set_item = function(key, data, encrypted)
+  {
+    // TODO: add encryption
+    return localStorage.setItem(this.get_local_storage_prefix() + key, JSON.stringify(data));
+  };
+
+  // wrapper for localStorage.removeItem(key)
+  this.local_storage_remove_item = function(key)
+  {
+    return localStorage.removeItem(this.get_local_storage_prefix() + key);
+  };
 
 }  // end object rcube_webmail
 

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