Conditions | 1 |
Paths | 1 |
Total Lines | 178 |
Lines | 0 |
Ratio | 0 % |
Changes | 1 | ||
Bugs | 0 | Features | 0 |
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
1 | (function( $ ) { |
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2 | jQuery.fn.attachmentUpload = function(options) { |
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3 | var options = $.extend({ |
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4 | 'url':"", |
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5 | 'sortable': false, |
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6 | "multiple":false, |
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7 | "maxNumberOfFiles": 0, |
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8 | "maxFileSize":null, // 5 MB |
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9 | "acceptFileTypes": null, |
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10 | "files":[] |
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11 | }, options); |
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12 | |||
13 | var $input = this; |
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14 | var $container = $input.parent('div'); |
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15 | var $files = $('<ul>', {"class":"files"}).insertAfter($input); |
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16 | |||
17 | var methods = { |
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18 | init: function(){ |
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19 | if (options.multiple == true) { |
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20 | $input.attr('multiple', true); |
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21 | $input.attr('name', $input.attr('name') + '[]'); |
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22 | } |
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23 | |||
24 | if (options.sortable == true) { |
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25 | $files.sortable({ |
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26 | placeholder: "upload-kit-item sortable-placeholder", |
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27 | tolerance: "pointer", |
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28 | forcePlaceholderSize: true, |
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29 | update: function () { |
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30 | methods.updateOrder() |
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31 | } |
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32 | }) |
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33 | } |
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34 | |||
35 | $input.wrapAll($('<div class="upload-kit-input"></div>')) |
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36 | .after($('<span class="glyphicon glyphicon-plus-sign add"></span>')) |
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37 | .after($('<span class="glyphicon glyphicon-circle-arrow-down drag"></span>')) |
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38 | .after($('<span/>', {"data-toggle":"popover", "class":"glyphicon glyphicon-exclamation-sign error-popover"})) |
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39 | .after( |
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40 | '<div class="progress">'+ |
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41 | '<div class="progress-bar" role="progressbar" aria-valuenow="0" aria-valuemin="0" aria-valuemax="100"></div>'+ |
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42 | '</div>' |
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43 | ); |
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44 | $files.on('click', '.upload-kit-item .remove', methods.removeItem); |
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45 | methods.checkInputVisibility(); |
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46 | methods.fileuploadInit(); |
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47 | methods.dragInit(); |
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48 | }, |
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49 | fileuploadInit: function(){ |
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50 | var $fileupload = $input.fileupload({ |
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51 | url: options.url, |
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52 | dropZone: $input.parents('.upload-kit-input'), |
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53 | dataType: 'json', |
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54 | singleFileUploads: false, |
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55 | multiple: options.multiple, |
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56 | maxNumberOfFiles: options.maxNumberOfFiles, |
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57 | maxFileSize: options.maxFileSize, // 5 MB |
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58 | acceptFileTypes: options.acceptFileTypes |
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59 | ? new RegExp(options.acceptFileTypes) |
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60 | : null, |
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61 | process: true, |
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62 | getNumberOfFiles: methods.getNumberOfFiles, |
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63 | start: function (e, data) { |
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64 | $container.find('.upload-kit-input') |
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65 | .removeClass('error') |
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66 | .addClass('in-progress') |
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67 | }, |
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68 | processfail: function(e, data) { |
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69 | if (data.files.error) { |
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70 | methods.showError(data.files[0].error); |
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71 | } |
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72 | }, |
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73 | progressall: function (e, data) { |
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74 | var progress = parseInt(data.loaded / data.total * 100, 10); |
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75 | $container.find('.progress-bar').attr('aria-valuenow', progress).css( |
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76 | 'width', |
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77 | progress + '%' |
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78 | ).text(progress + '%'); |
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79 | }, |
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80 | done: function (e, data) { |
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81 | $.each(data.result.files, function (index, file) { |
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82 | if (!file.error) { |
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83 | var item = methods.createItem(file); |
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84 | item.appendTo($files); |
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85 | } else { |
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86 | methods.showError(file.errors) |
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87 | } |
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88 | |||
89 | }); |
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90 | methods.checkInputVisibility(); |
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91 | if (options.sortable) { |
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92 | methods.updateOrder(); |
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93 | } |
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94 | }, |
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95 | fail: function (e, data) { |
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96 | methods.showError(data.errorThrown) |
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97 | }, |
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98 | always: function (e, data) { |
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99 | $container.find('.upload-kit-input').removeClass('in-progress') |
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100 | } |
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101 | |||
102 | }); |
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103 | if (options.files) { |
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104 | options.files.sort(function(a, b){ |
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105 | return parseInt(a.order) - parseInt(b.order); |
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106 | }); |
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107 | $fileupload.fileupload('option', 'done').call($fileupload, $.Event('done'), {result: {files: options.files}}); |
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108 | methods.checkInputVisibility(); |
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109 | } |
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110 | }, |
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111 | dragInit: function(){ |
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112 | $(document).on('dragover', function () |
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113 | { |
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114 | $('.upload-kit-input').addClass('drag-highlight'); |
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115 | }); |
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116 | $(document).on('dragleave drop', function () |
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117 | { |
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118 | $('.upload-kit-input').removeClass('drag-highlight'); |
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119 | }); |
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120 | }, |
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121 | showError: function(error){ |
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122 | if ($.fn.popover) { |
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123 | $container.find('.error-popover').attr('data-content', error).popover({html:true,trigger:"hover"}); |
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124 | } |
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125 | $container.find('.upload-kit-input').addClass('error'); |
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126 | }, |
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127 | removeItem: function(e){ //删除图片项目 |
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128 | var $this = $(this); |
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129 | var url = $this.data('url'); |
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130 | if (url) { |
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131 | $.ajax({ |
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132 | url: url, |
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133 | type: 'DELETE' |
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134 | }) |
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135 | } |
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136 | $this.parents('.upload-kit-item').remove(); |
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137 | methods.checkInputVisibility(); |
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138 | }, |
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139 | createItem: function(file){ //新建图片项目 |
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140 | var name = options.name; |
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141 | var index = methods.getNumberOfFiles(); |
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142 | if (options.multiple) { |
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143 | name += '[' + index + ']'; |
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144 | } |
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145 | var item = $('<li>', {"class": "upload-kit-item done"}) |
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146 | .append($('<input/>', {"name": name,"value": file.url, "type":"hidden"})) |
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147 | .append($('<span/>', {"class": "fa fa-trash remove", "data-url": file.deleteUrl})); |
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148 | if (!file.type || file.type.search(/image\/.*/g) !== -1) { |
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149 | item.removeClass('not-image').addClass('image'); |
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150 | item.prepend($('<img/>', {src: file.url})); |
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151 | item.find('span.type').text(''); |
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152 | } else { |
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153 | item.removeClass('image').addClass('not-image'); |
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154 | item.css('backgroundImage', ''); |
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155 | item.append($('<span/>', {"class": "name"}).text(file.filename)); |
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156 | } |
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157 | return item; |
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158 | }, |
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159 | checkInputVisibility: function(){ |
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160 | var inputContainer = $container.find('.upload-kit-input'); |
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161 | if (options.maxNumberOfFiles && (methods.getNumberOfFiles() >= options.maxNumberOfFiles)) { |
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162 | inputContainer.hide(); |
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163 | } else { |
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164 | inputContainer.show(); |
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165 | } |
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166 | }, |
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167 | getNumberOfFiles: function() { |
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168 | return $container.find('.files .upload-kit-item').length; |
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169 | }, |
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170 | updateOrder: function () { |
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171 | $files.find('.upload-kit-item').each(function(index, item){ |
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172 | $(item).find('input[data-role=order]').val(index); |
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173 | }) |
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174 | } |
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175 | }; |
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176 | |||
177 | methods.init.apply(this); |
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178 | return this; |
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179 | }; |
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180 | |||
181 | })(jQuery); |
This check looks for parameters in functions that are not used in the function body and are not followed by other parameters which are used inside the function.