Added support to split messages #133

6 files changed, 407 insertions, 1 deletions

diff --git a/ihatemoney/forms.py b/ihatemoney/forms.py
index c9b0547..7eaf633 100644
--- a/ihatemoney/forms.py
+++ b/ihatemoney/forms.py
@@ -239,7 +239,7 @@ class MemberForm(FlaskForm):
 
 
 class InviteForm(FlaskForm):
-    emails = TextAreaField(_("People to notify"))
+    emails = StringField(_("People to notify"), render_kw={"class": "tag"})
     submit = SubmitField(_("Send invites"))
 
     def validate_emails(form, field):
diff --git a/ihatemoney/static/css/main.css b/ihatemoney/static/css/main.css
index 52bd77b..6f7aabc 100644
--- a/ihatemoney/static/css/main.css
+++ b/ihatemoney/static/css/main.css
@@ -1,4 +1,5 @@
 @import "bootstrap.min.css";
+@import "tagsinput.css";
 @import "bootstrap-datepicker3.standalone.css";
 @import "../fonts/fontfaces.css";
 
diff --git a/ihatemoney/static/css/tagsinput.css b/ihatemoney/static/css/tagsinput.css
new file mode 100644
index 0000000..cbb28cd
--- /dev/null
+++ b/ihatemoney/static/css/tagsinput.css
@@ -0,0 +1,16 @@
+.tagsinput,.tagsinput *{box-sizing:border-box}
+.tagsinput{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;background:#fff;font-family:sans-serif;font-size:14px;line-height:20px;color:#556270;padding:5px 5px 0;border:1px solid #e6e6e6;border-radius:2px}
+.tagsinput.focus{border-color:#ccc}
+.tagsinput .tag{position:relative;background:#556270;display:block;max-width:100%;word-wrap:break-word;color:#fff;padding:5px 30px 5px 5px;border-radius:2px;margin:0 5px 5px 0}
+.tagsinput .tag .tag-remove{position:absolute;background:0 0;display:block;width:30px;height:30px;top:0;right:0;cursor:pointer;text-decoration:none;text-align:center;color:#ff6b6b;line-height:30px;padding:0;border:0}
+.tagsinput .tag .tag-remove:after,.tagsinput .tag .tag-remove:before{background:#ff6b6b;position:absolute;display:block;width:10px;height:2px;top:14px;left:10px;content:''}
+.tagsinput .tag .tag-remove:before{-webkit-transform:rotateZ(45deg);transform:rotateZ(45deg)}
+.tagsinput .tag .tag-remove:after{-webkit-transform:rotateZ(-45deg);transform:rotateZ(-45deg)}
+.tagsinput div{-webkit-box-flex:1;-webkit-flex-grow:1;-ms-flex-positive:1;flex-grow:1}
+.tagsinput div input{background:0 0;display:block;width:100%;font-size:14px;line-height:20px;padding:5px;border:0;margin:0 5px 5px 0}
+.tagsinput div input.error{color:#ff6b6b}
+.tagsinput div input::-ms-clear{display:none}
+.tagsinput div input::-webkit-input-placeholder{color:#ccc;opacity:1}
+.tagsinput div input:-moz-placeholder{color:#ccc;opacity:1}
+.tagsinput div input::-moz-placeholder{color:#ccc;opacity:1}
+.tagsinput div input:-ms-input-placeholder{color:#ccc;opacity:1}
diff --git a/ihatemoney/static/js/tagsinput.js b/ihatemoney/static/js/tagsinput.js
new file mode 100644
index 0000000..a5a4e84
--- /dev/null
+++ b/ihatemoney/static/js/tagsinput.js
@@ -0,0 +1,381 @@
+//Credits https://bootsnipp.com/snippets/exqd3
+/* jQuery Tags Input Revisited Plugin
+ *
+ * Copyright (c) Krzysztof Rusnarczyk
+ * Licensed under the MIT license */
+
+(function($) {
+	var delimiter = [];
+	var inputSettings = [];
+	var callbacks = [];
+
+	$.fn.addTag = function(value, options) {
+		options = jQuery.extend({
+			focus: false,
+			callback: true
+		}, options);
+		
+		this.each(function() {
+			var id = $(this).attr('id');
+
+			var tagslist = $(this).val().split(_getDelimiter(delimiter[id]));
+			if (tagslist[0] === '') tagslist = [];
+
+			value = jQuery.trim(value);
+			
+			if ((inputSettings[id].unique && $(this).tagExist(value)) || !_validateTag(value, inputSettings[id], tagslist, delimiter[id])) {
+				$('#' + id + '_tag').addClass('error');
+				return false;
+			}
+			
+			$('<span>', {class: 'tag'}).append(
+				$('<span>', {class: 'tag-text'}).text(value),
+				$('<button>', {class: 'tag-remove'}).click(function() {
+					return $('#' + id).removeTag(encodeURI(value));
+				})
+			).insertBefore('#' + id + '_addTag');
+
+			tagslist.push(value);
+
+			$('#' + id + '_tag').val('');
+			if (options.focus) {
+				$('#' + id + '_tag').focus();
+			} else {
+				$('#' + id + '_tag').blur();
+			}
+
+			$.fn.tagsInput.updateTagsField(this, tagslist);
+
+			if (options.callback && callbacks[id] && callbacks[id]['onAddTag']) {
+				var f = callbacks[id]['onAddTag'];
+				f.call(this, this, value);
+			}
+			
+			if (callbacks[id] && callbacks[id]['onChange']) {
+				var i = tagslist.length;
+				var f = callbacks[id]['onChange'];
+				f.call(this, this, value);
+			}
+		});
+
+		return false;
+	};
+
+	$.fn.removeTag = function(value) {
+		value = decodeURI(value);
+		
+		this.each(function() {
+			var id = $(this).attr('id');
+
+			var old = $(this).val().split(_getDelimiter(delimiter[id]));
+
+			$('#' + id + '_tagsinput .tag').remove();
+			
+			var str = '';
+			for (i = 0; i < old.length; ++i) {
+				if (old[i] != value) {
+					str = str + _getDelimiter(delimiter[id]) + old[i];
+				}
+			}
+
+			$.fn.tagsInput.importTags(this, str);
+
+			if (callbacks[id] && callbacks[id]['onRemoveTag']) {
+				var f = callbacks[id]['onRemoveTag'];
+				f.call(this, this, value);
+			}
+		});
+
+		return false;
+	};
+
+	$.fn.tagExist = function(val) {
+		var id = $(this).attr('id');
+		var tagslist = $(this).val().split(_getDelimiter(delimiter[id]));
+		return (jQuery.inArray(val, tagslist) >= 0);
+	};
+
+	$.fn.importTags = function(str) {
+		var id = $(this).attr('id');
+		$('#' + id + '_tagsinput .tag').remove();
+		$.fn.tagsInput.importTags(this, str);
+	};
+
+	$.fn.tagsInput = function(options) {
+		var settings = jQuery.extend({
+			interactive: true,
+			placeholder: '',
+			minChars: 0,
+			maxChars: null,
+			limit: null,
+			validationPattern: null,
+			width: 'auto',
+			height: 'auto',
+			autocomplete: null,
+			hide: true,
+			delimiter: ',',
+			unique: true,
+			removeWithBackspace: true
+		}, options);
+
+		var uniqueIdCounter = 0;
+
+		this.each(function() {
+			if (typeof $(this).data('tagsinput-init') !== 'undefined') return;
+
+			$(this).data('tagsinput-init', true);
+
+			if (settings.hide) $(this).hide();
+			
+			var id = $(this).attr('id');
+			if (!id || _getDelimiter(delimiter[$(this).attr('id')])) {
+				id = $(this).attr('id', 'tags' + new Date().getTime() + (++uniqueIdCounter)).attr('id');
+			}
+
+			var data = jQuery.extend({
+				pid: id,
+				real_input: '#' + id,
+				holder: '#' + id + '_tagsinput',
+				input_wrapper: '#' + id + '_addTag',
+				fake_input: '#' + id + '_tag'
+			}, settings);
+
+			delimiter[id] = data.delimiter;
+			inputSettings[id] = {
+				minChars: settings.minChars,
+				maxChars: settings.maxChars,
+				limit: settings.limit,
+				validationPattern: settings.validationPattern,
+				unique: settings.unique
+			};
+
+			if (settings.onAddTag || settings.onRemoveTag || settings.onChange) {
+				callbacks[id] = [];
+				callbacks[id]['onAddTag'] = settings.onAddTag;
+				callbacks[id]['onRemoveTag'] = settings.onRemoveTag;
+				callbacks[id]['onChange'] = settings.onChange;
+			}
+
+			var markup = $('<div>', {id: id + '_tagsinput', class: 'tagsinput'}).append(
+				$('<div>', {id: id + '_addTag'}).append(
+					settings.interactive ? $('<input>', {id: id + '_tag', class: 'tag-input', value: '', placeholder: settings.placeholder}) : null
+				)
+			);
+
+			$(markup).insertAfter(this);
+
+			$(data.holder).css('width', settings.width);
+			$(data.holder).css('min-height', settings.height);
+			$(data.holder).css('height', settings.height);
+
+			if ($(data.real_input).val() !== '') {
+				$.fn.tagsInput.importTags($(data.real_input), $(data.real_input).val());
+			}
+			
+			// Stop here if interactive option is not chosen
+			if (!settings.interactive) return;
+			
+			$(data.fake_input).val('');
+			$(data.fake_input).data('pasted', false);
+			
+			$(data.fake_input).on('focus', data, function(event) {
+				$(data.holder).addClass('focus');
+				
+				if ($(this).val() === '') {
+					$(this).removeClass('error');
+				}
+			});
+			
+			$(data.fake_input).on('blur', data, function(event) {
+				$(data.holder).removeClass('focus');
+			});
+
+			if (settings.autocomplete !== null && jQuery.ui.autocomplete !== undefined) {
+				$(data.fake_input).autocomplete(settings.autocomplete);
+				$(data.fake_input).on('autocompleteselect', data, function(event, ui) {
+					$(event.data.real_input).addTag(ui.item.value, {
+						focus: true,
+						unique: settings.unique
+					});
+					
+					return false;
+				});
+				
+				$(data.fake_input).on('keypress', data, function(event) {
+					if (_checkDelimiter(event)) {
+						$(this).autocomplete("close");
+					}
+				});
+			} else {
+				$(data.fake_input).on('blur', data, function(event) {
+					$(event.data.real_input).addTag($(event.data.fake_input).val(), {
+						focus: true,
+						unique: settings.unique
+					});
+					
+					return false;
+				});
+			}
+			
+			// If a user types a delimiter create a new tag
+			$(data.fake_input).on('keypress', data, function(event) {
+				if (_checkDelimiter(event)) {
+					event.preventDefault();
+					
+					$(event.data.real_input).addTag($(event.data.fake_input).val(), {
+						focus: true,
+						unique: settings.unique
+					});
+					
+					return false;
+				}
+			});
+			
+			$(data.fake_input).on('paste', function () {
+				$(this).data('pasted', true);
+			});
+			
+			// If a user pastes the text check if it shouldn't be splitted into tags
+			$(data.fake_input).on('input', data, function(event) {
+				if (!$(this).data('pasted')) return;
+				
+				$(this).data('pasted', false);
+				
+				var value = $(event.data.fake_input).val();
+				
+				value = value.replace(/\n/g, '');
+				value = value.replace(/\s/g, '');
+				
+				var tags = _splitIntoTags(event.data.delimiter, value);
+				
+				if (tags.length > 1) {
+					for (var i = 0; i < tags.length; ++i) {
+						$(event.data.real_input).addTag(tags[i], {
+							focus: true,
+							unique: settings.unique
+						});
+					}
+					
+					return false;
+				}
+			});
+			
+			// Deletes last tag on backspace
+			data.removeWithBackspace && $(data.fake_input).on('keydown', function(event) {
+				if (event.keyCode == 8 && $(this).val() === '') {
+					 event.preventDefault();
+					 var lastTag = $(this).closest('.tagsinput').find('.tag:last > span').text();
+					 var id = $(this).attr('id').replace(/_tag$/, '');
+					 $('#' + id).removeTag(encodeURI(lastTag));
+					 $(this).trigger('focus');
+				}
+			});
+
+			// Removes the error class when user changes the value of the fake input
+			$(data.fake_input).keydown(function(event) {
+				// enter, alt, shift, esc, ctrl and arrows keys are ignored
+				if (jQuery.inArray(event.keyCode, [13, 37, 38, 39, 40, 27, 16, 17, 18, 225]) === -1) {
+					$(this).removeClass('error');
+				}
+			});
+		});
+
+		return this;
+	};
+	
+	$.fn.tagsInput.updateTagsField = function(obj, tagslist) {
+		var id = $(obj).attr('id');
+		$(obj).val(tagslist.join(_getDelimiter(delimiter[id])));
+	};
+
+	$.fn.tagsInput.importTags = function(obj, val) {
+		$(obj).val('');
+		
+		var id = $(obj).attr('id');
+		var tags = _splitIntoTags(delimiter[id], val); 
+		
+		for (i = 0; i < tags.length; ++i) {
+			$(obj).addTag(tags[i], {
+				focus: false,
+				callback: false
+			});
+		}
+		
+		if (callbacks[id] && callbacks[id]['onChange']) {
+			var f = callbacks[id]['onChange'];
+			f.call(obj, obj, tags);
+		}
+	};
+	
+	var _getDelimiter = function(delimiter) {
+		if (typeof delimiter === 'undefined') {
+			return delimiter;
+		} else if (typeof delimiter === 'string') {
+			return delimiter;
+		} else {
+			return delimiter[0];
+		}
+	};
+	
+	var _validateTag = function(value, inputSettings, tagslist, delimiter) {
+		var result = true;
+		
+		if (value === '') result = false;
+		if (value.length < inputSettings.minChars) result = false;
+		if (inputSettings.maxChars !== null && value.length > inputSettings.maxChars) result = false;
+		if (inputSettings.limit !== null && tagslist.length >= inputSettings.limit) result = false;
+		if (inputSettings.validationPattern !== null && !inputSettings.validationPattern.test(value)) result = false;
+		
+		if (typeof delimiter === 'string') {
+			if (value.indexOf(delimiter) > -1) result = false;
+		} else {
+			$.each(delimiter, function(index, _delimiter) {
+				if (value.indexOf(_delimiter) > -1) result = false;
+				return false;
+			});
+		}
+		
+		return result;
+	};
+ 
+	var _checkDelimiter = function(event) {
+		var found = false;
+		
+		if (event.which === 13) {
+			return true;
+		}
+
+		if (typeof event.data.delimiter === 'string') {
+			if (event.which === event.data.delimiter.charCodeAt(0)) {
+				found = true;
+			}
+		} else {
+			$.each(event.data.delimiter, function(index, delimiter) {
+				if (event.which === delimiter.charCodeAt(0)) {
+					found = true;
+				}
+			});
+		}
+		
+		return found;
+	 };
+	 
+	 var _splitIntoTags = function(delimiter, value) {
+		 if (value === '') return [];
+		 
+		 if (typeof delimiter === 'string') {
+			 return value.split(delimiter);
+		 } else {
+			 var tmpDelimiter = '∞';
+			 var text = value;
+			 
+			 $.each(delimiter, function(index, _delimiter) {
+				 text = text.split(_delimiter).join(tmpDelimiter);
+			 });
+			 
+			 return text.split(tmpDelimiter);
+		 }
+		 
+		 return [];
+	 };
+})(jQuery);
diff --git a/ihatemoney/templates/layout.html b/ihatemoney/templates/layout.html
index 89f65e7..7ff7296 100644
--- a/ihatemoney/templates/layout.html
+++ b/ihatemoney/templates/layout.html
@@ -10,6 +10,7 @@
     <script src="{{ url_for("static", filename="js/ihatemoney.js") }}"></script>
     <script src="{{ url_for("static", filename="js/tether.min.js") }}"></script>
     <script src="{{ url_for("static", filename="js/popper.min.js") }}"></script>
+    <script src="{{ url_for("static", filename="js/tagsinput.js") }}"></script>
     <script src="{{ url_for("static", filename="js/bootstrap.min.js") }}"></script>
     {% block head %}{% endblock %}
     <script type="text/javascript" charset="utf-8">
diff --git a/ihatemoney/templates/send_invites.html b/ihatemoney/templates/send_invites.html
index 87bdf0e..53492c8 100644
--- a/ihatemoney/templates/send_invites.html
+++ b/ihatemoney/templates/send_invites.html
@@ -42,5 +42,12 @@
     </tbody>
 </table>
 
+<script>
+$(function() {
+	$('#emails').tagsInput({
+		'delimiter': [',',';','\t']
+	});
+})
+</script>
 
 {% endblock %}