diff options
Diffstat (limited to 'vendor/assets/javascripts/task_list.js')
-rw-r--r-- | vendor/assets/javascripts/task_list.js | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/vendor/assets/javascripts/task_list.js b/vendor/assets/javascripts/task_list.js new file mode 100644 index 00000000000..bc451506b6a --- /dev/null +++ b/vendor/assets/javascripts/task_list.js @@ -0,0 +1,119 @@ + +/*= provides tasklist:enabled */ + + +/*= provides tasklist:disabled */ + + +/*= provides tasklist:change */ + + +/*= provides tasklist:changed */ + +(function() { + var codeFencesPattern, complete, completePattern, disableTaskList, disableTaskLists, enableTaskList, enableTaskLists, escapePattern, incomplete, incompletePattern, itemPattern, itemsInParasPattern, updateTaskList, updateTaskListItem, + indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; }; + + incomplete = "[ ]"; + + complete = "[x]"; + + escapePattern = function(str) { + return str.replace(/([\[\]])/g, "\\$1").replace(/\s/, "\\s").replace("x", "[xX]"); + }; + + incompletePattern = RegExp("" + (escapePattern(incomplete))); + + completePattern = RegExp("" + (escapePattern(complete))); + + itemPattern = RegExp("^(?:\\s*(?:>\\s*)*(?:[-+*]|(?:\\d+\\.)))\\s*(" + (escapePattern(complete)) + "|" + (escapePattern(incomplete)) + ")\\s+(?!\\(.*?\\))(?=(?:\\[.*?\\]\\s*(?:\\[.*?\\]|\\(.*?\\))\\s*)*(?:[^\\[]|$))"); + + codeFencesPattern = /^`{3}(?:\s*\w+)?[\S\s].*[\S\s]^`{3}$/mg; + + itemsInParasPattern = RegExp("^(" + (escapePattern(complete)) + "|" + (escapePattern(incomplete)) + ").+$", "g"); + + updateTaskListItem = function(source, itemIndex, checked) { + var clean, index, line, result; + clean = source.replace(/\r/g, '').replace(codeFencesPattern, '').replace(itemsInParasPattern, '').split("\n"); + index = 0; + result = (function() { + var i, len, ref, results; + ref = source.split("\n"); + results = []; + for (i = 0, len = ref.length; i < len; i++) { + line = ref[i]; + if (indexOf.call(clean, line) >= 0 && line.match(itemPattern)) { + index += 1; + if (index === itemIndex) { + line = checked ? line.replace(incompletePattern, complete) : line.replace(completePattern, incomplete); + } + } + results.push(line); + } + return results; + })(); + return result.join("\n"); + }; + + updateTaskList = function($item) { + var $container, $field, checked, event, index; + $container = $item.closest('.js-task-list-container'); + $field = $container.find('.js-task-list-field'); + index = 1 + $container.find('.task-list-item-checkbox').index($item); + checked = $item.prop('checked'); + event = $.Event('tasklist:change'); + $field.trigger(event, [index, checked]); + if (!event.isDefaultPrevented()) { + $field.val(updateTaskListItem($field.val(), index, checked)); + $field.trigger('change'); + return $field.trigger('tasklist:changed', [index, checked]); + } + }; + + $(document).on('change', '.task-list-item-checkbox', function() { + return updateTaskList($(this)); + }); + + enableTaskList = function($container) { + if ($container.find('.js-task-list-field').length > 0) { + $container.find('.task-list-item').addClass('enabled').find('.task-list-item-checkbox').attr('disabled', null); + return $container.addClass('is-task-list-enabled').trigger('tasklist:enabled'); + } + }; + + enableTaskLists = function($containers) { + var container, i, len, results; + results = []; + for (i = 0, len = $containers.length; i < len; i++) { + container = $containers[i]; + results.push(enableTaskList($(container))); + } + return results; + }; + + disableTaskList = function($container) { + $container.find('.task-list-item').removeClass('enabled').find('.task-list-item-checkbox').attr('disabled', 'disabled'); + return $container.removeClass('is-task-list-enabled').trigger('tasklist:disabled'); + }; + + disableTaskLists = function($containers) { + var container, i, len, results; + results = []; + for (i = 0, len = $containers.length; i < len; i++) { + container = $containers[i]; + results.push(disableTaskList($(container))); + } + return results; + }; + + $.fn.taskList = function(method) { + var $container, methods; + $container = $(this).closest('.js-task-list-container'); + methods = { + enable: enableTaskLists, + disable: disableTaskLists + }; + return methods[method || 'enable']($container); + }; + +}).call(this); |