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Merge pull request #86 from Zephymastyx/master
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#84
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@jpgohlke
jpgohlke committed Mar 6, 2014
2 parents ba40d9a + 97a4828 commit 5249d18
Showing 1 changed file with 134 additions and 6 deletions.
140 changes: 134 additions & 6 deletions chat_filter.user.js
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Original file line number Diff line number Diff line change
Expand Up @@ -106,6 +106,8 @@ var BANNED_WORDS = [
"imgur.com/4jlbxid.jpg"
];

var CUSTOM_BANNED_PHRASES = localStorage.getItem("tpp-custom-filter-phrases") ? JSON.parse(localStorage.getItem("tpp-custom-filter-phrases")) : [];

var MINIMUM_DISTANCE_ERROR = 2; // Number of insertions / deletions / substitutions away from a blocked word.
var MAXIMUM_NON_ASCII_CHARACTERS = 2; // For donger smilies, etc
var MINIMUM_MESSAGE_WORDS = 2; // For Kappas and other short messages.
Expand Down Expand Up @@ -227,6 +229,18 @@ function message_is_spam(message) {
return false;
}

function message_is_banned_by_user(message) {
message = message.toLowerCase();

for(var i=0; i < CUSTOM_BANNED_PHRASES.length; i++){
if(message.indexOf(CUSTOM_BANNED_PHRASES[i]) != -1){
return true;
}
}

return false;
}

function is_whitelisted_url(url){
//This doesnt actually parse the URLs but it
//should do the job when it comes to filtering.
Expand Down Expand Up @@ -332,7 +346,14 @@ var filters = [
comment: 'Cyrillic characters',
isActive: true,
predicate: message_is_cyrillic
}
},

{ name: 'TppFilterCustom',
comment: 'Add custom filter',
isActive: false,
predicate: message_is_banned_by_user
},

];


Expand All @@ -356,6 +377,15 @@ var stylers = [
},
];

//Text fields for custom user banned phrases
var text_fields = [
{ name: 'phrases',
comment: "Add a banned phrase",
element: CUSTOM_BANNED_PHRASES,
item_name: "phrase(s)",
},
];

function passes_active_filters(message){
for(var i=0; i < filters.length; i++){
var filter = filters[i];
Expand Down Expand Up @@ -386,7 +416,10 @@ function initialize_ui(){
var controlButton, controlPanel;
var customCssParts = [
chatListSelector+" .TppFiltered {display:none;}",
chatListSelector+".allcaps_filtered "+chatMessageSelector+"{text-transform:lowercase;}"
chatListSelector+".allcaps_filtered "+chatMessageSelector+"{text-transform:lowercase;}",
".custom_list_menu {background: #aaa; border:1px solid #000; position: absolute; right: 2px; bottom: 2px; padding: 10px; display: none;}",
"#chat_filter_dropmenu a {color: #00f;}",
".tpp-custom-filter {position: relative;}",
];

if(NEW_TWITCH_CHAT){
Expand Down Expand Up @@ -456,18 +489,109 @@ function initialize_ui(){
.prop('checked', option.isActive);
}

// Add an text field for custom filters
function add_text_field(section, option){
//add required html
section
.append('<p class="dropmenu_action"><label for="' + option.name + '" class="filter_option"><input type="text" id="' + option.name + '" style="width: 100%"> ' + option.comment + '</label>' +
'<a href="#" id="show-' + option.name + '">' +
'Show <span id="num-banned-' + option.name + '">' + option.element.length + '</span> banned ' + option.item_name +
'</a></p>' +
'<div class="custom_list_menu" id="list-' + option.name + '">' +
'<b>Banned ' + option.item_name + '</b>' +
'<div class="list-inner"></div>' +
'<br/><a href="#" id="clear-' + option.name + '">Clear list</a>' +
'<br/><a href="#" id="close-' + option.name + '">Close</a>' +
'</div>');

//Add new banned item when user hits enter
$('#' + option.name)
.keyup(function(e){
if(e.keyCode == 13 && $('#' + option.name).val().trim() != ""){
add_item($('#' + option.name).val());
$('#' + option.name).val('');
}
});

//open the list of banned items
$('#show-' + option.name).click(function(e){
e.preventDefault();
$('#list-' + option.name).show();
});

//close the list of banned items
$('#close-' + option.name).click(function(e){
e.preventDefault();
$('#list-' + option.name).hide();
});

//empty the banned list completely
$('#clear-' + option.name).click(function(e){
e.preventDefault();
option.element.length = 0;
localStorage.setItem("tpp-custom-filter-" + option.name, JSON.stringify(option.element));
update_chat_with_filter();
$('#num-banned-' + option.name).text(option.element.length);
$('#list-' + option.name + ' .list-inner').empty();
});

//add a new item to the banned items list
function add_item(new_word){
if(option.element.indexOf(new_word) != -1){ return false; }
option.element.push(new_word);
localStorage.setItem("tpp-custom-filter-" + option.name, JSON.stringify(option.element));
update_chat_with_filter();
$('#num-banned-' + option.name).text(option.element.length);
add_item_to_ui(new_word);
}

function add_item_to_ui(new_word){
$('#list-' + option.name + ' .list-inner')
.append('<span>' + new_word + ' <a href="#" id="list-' + option.name + '-' + option.element.indexOf(new_word) + '">[X]</id><br/></span>');
$("#list-" + option.name + "-" + option.element.indexOf(new_word)).click(function(e){
e.preventDefault();
option.element.splice(option.element.indexOf(new_word), 1);
localStorage.setItem("tpp-custom-filter-" + option.name, JSON.stringify(option.element));
$('#num-banned-' + option.name).text(option.element.length);
update_chat_with_filter();
$(this).parent().remove();
});
}

//initialize list of banned words from local storage to ui
option.element.forEach(function(word){
add_item_to_ui(word);
});
}

// Add an filter option section
function add_section(name, options, update){
function add_section(name){
var header = $('<div class="chat-menu-header"/>')
.html(name)
.appendTo(controlPanel);
var section = $('<div class="chat-menu-content"/>')
.appendTo(controlPanel);
if(name == "Add custom filter"){
header.addClass("tpp-custom-filter");
section.addClass("tpp-custom-filter");
}
return section;
}

function add_section_with_options(name, options, update){
var section = add_section(name);
options.forEach(function(option){
add_option(section, option, update);
});
}

function add_text_section(name, fields){
var section = add_section(name);
fields.forEach(function(field){
add_text_field(section, field);
});
}

function update_css(styler){
if(styler.isActive){
$(styler.element).addClass(styler.class);
Expand All @@ -477,9 +601,10 @@ function initialize_ui(){
}
stylers.forEach(update_css);

add_section("Hide", filters, update_chat_with_filter);
add_section("Automatically rewrite", rewriters, function(){});
add_section("Style", stylers, update_css);
add_section_with_options("Hide", filters, update_chat_with_filter);
add_text_section("Add custom filter", text_fields);
add_section_with_options("Automatically rewrite", rewriters, function(){});
add_section_with_options("Style", stylers, update_css);
}


Expand All @@ -497,6 +622,9 @@ function update_chat_with_filter(){
chatLine.addClass("TppFiltered");
}
});

$("#TppFilterCustom").is(":checked") ? $(".tpp-custom-filter").show() : $(".tpp-custom-filter").hide();

}

function initialize_filter(){
Expand Down

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