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45
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1 // https://fonts.google.com/icons
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2
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48
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3 function upload(input,callback) {
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44
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4 let file = input.files[0];
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5 input.value = null;
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6 let request = new XMLHttpRequest();
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7 let url = 'https://upload.uploadcare.com/base/';
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8 request.open( 'POST', url );
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9 request.onload = function() {
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10 if( request.status !== 200 ) {
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11 let err = 'ajax failed: ' + request.status;
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12 if( request.responseText ) {
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13 err += '\n' + request.responseText;
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14 document.write('<pre>'+request.responseText+'</pre>');
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15 }
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16 console.log(err);
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17 ajax( '/error_log.js', 'err='+encodeURIComponent(err) );
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18 return;
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19 }
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20 let response = JSON.parse(request.responseText);
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21 let filename = file.name;
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22 let url = 'https://ucarecdn.com/' + response.file + '/' + filename;
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23 callback(input,url,filename);
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24 };
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25 let formData = new FormData();
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26 formData.append( 'UPLOADCARE_PUB_KEY', 'fe3d30f3088a50941d45' );
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27 formData.append( 'file', file );
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28 request.send(formData);
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29 }
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30
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31 function bbcodeCreate(div,options) {
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46
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32 if( typeof(div) === 'string' ) {
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44
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33 div = document.querySelector(div);
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46
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34 if(!div) throw 'selector not found';
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35 }
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36 options = options || {};
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44
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37 let content = options.content || '';
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38 let save = options.save;
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39 let cancel = options.cancel;
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40 let html = `\
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41 <div bbcode>
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48
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42 <textarea name=bbcode>${content}</textarea>
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45
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43 <div buttons>
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48
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44 <button type=button bold title="Bold"><img src="/bbcode/icons/format_bold.svg"></button>
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45 <button type=button italic title="Italic"><img src="/bbcode/icons/format_italic.svg"></button>
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46 <button type=button underline title="Underline"><img src="/bbcode/icons/format_underlined.svg"></button>
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47 <button type=button strikethrough title="Strikethrough"><img src="/bbcode/icons/format_strikethrough.svg"></button>
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48 <button type=button sub title="Subscript"><img src="/bbcode/icons/subscript.svg"></button>
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49 <button type=button sup title="Superscript"><img src="/bbcode/icons/superscript.svg"></button>
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50 <button type=button ul title="Bullet list"><img src="/bbcode/icons/format_list_bulleted.svg"></button>
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51 <button type=button ol title="Numbered list"><img src="/bbcode/icons/format_list_numbered.svg"></button>
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49
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52 <button type=button code_block title="Code block"><img src="/bbcode/icons/code_blocks.svg"></button>
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53 <button type=button code_inline title="Inline code"><img src="/bbcode/icons/code.svg"></button>
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48
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54 <button type=button more checked title="More..."><img src="/bbcode/icons/more_horiz.svg"></button>
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55 <input type=file>
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56 <button type=button upload title="Upload File"><img src="/bbcode/icons/file_upload.svg"></button>
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44
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57 ` ;
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58 if(save) {
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59 html += `\
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45
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60 <button type=button save title="Send message"><img src="/bbcode/icons/send.svg"></button>
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44
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61 ` ;
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62 }
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63 if(cancel) {
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64 html += `\
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65 <button type=button cancel title="Cancel"><img src="/bbcode/icons/cancel.svg"></button>
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44
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66 ` ;
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67 }
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68 html += `\
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45
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69 </div>
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44
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70 </div>
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71 ` ;
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72 div.innerHTML = html;
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48
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73
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44
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74 if(save)
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48
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75 div.querySelector('button[save]').onclick = save;
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44
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76 if(cancel)
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48
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77 div.querySelector('button[cancel]').onclick = cancel;
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78
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79 let textarea = div.querySelector('textarea');
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80 function fixTextarea() {
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81 let height = textarea.scrollHeight;
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82 if( height > textarea.clientHeight ) {
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83 textarea.style.height = (height+2) + "px";
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84 }
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85 };
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86 textarea.oninput = fixTextarea;
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87 fixTextarea();
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88
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89 let moreButton = div.querySelector('button[more]');
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90 function more() {
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91 let button = moreButton;
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92 let checked = button.getAttribute('checked') !== null;
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93 let buttons = button.parentNode.querySelectorAll('button');
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94 if( checked ) {
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95 button.removeAttribute('checked');
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96 for( let b of buttons ) {
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97 if( b === button )
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98 break;
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99 b.setAttribute('hidden','');
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100 }
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101 } else {
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102 button.setAttribute('checked','');
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103 for( let b of buttons ) {
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104 if( b === button )
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105 break;
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106 b.removeAttribute('hidden');
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107 }
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108 }
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109 };
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110 moreButton.onclick = more;
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111 more();
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112
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113 function add(tag,openTag,closeTag) {
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114 let button = div.querySelector('button['+tag+']');
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115 button.onclick = function() {
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116 let start = textarea.selectionStart;
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117 let end = textarea.selectionEnd;
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118 textarea.setRangeText(closeTag,end,end);
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119 textarea.setRangeText(openTag,start,start);
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120 let len = openTag.length;
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121 textarea.setSelectionRange(start+len,end+len);
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122 fixTextarea();
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123 textarea.focus();
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124 };
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125 }
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126 add('bold','[b]','[/b]');
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127 add('italic','[i]','[/i]');
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128 add('underline','[u]','[/u]');
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129 add('strikethrough','[s]','[/s]');
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130 add('sub','[sub]','[/sub]');
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131 add('sup','[sup]','[/sup]');
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132 add('ul','[list]\n[item]','[/item]\n[/list]');
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133 add('ol','[list=1]\n[item]','[/item]\n[/list]');
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49
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134 add('code_block','[code]','[/code]');
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135 add('code_inline','[code=inline]','[/code]');
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48
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136
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137 let fileInput = div.querySelector('input[type="file"]');
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138 div.querySelector('button[upload]').onclick = function(){ fileInput.click(); };
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139 function uploaded(input,url,filename) {
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140 textarea.setRangeText(url,textarea.selectionStart,textarea.selectionEnd,'select');
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141 textarea.focus();
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142 }
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143 fileInput.onchange = function() { upload(fileInput,uploaded); };
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44
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144 }
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