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1 /** |
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2 * plugin.js |
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3 * |
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4 * Copyright 2011, Moxiecode Systems AB |
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5 * Released under LGPL License. |
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6 * |
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7 * License: http://www.tinymce.com/license |
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8 * Contributing: http://www.tinymce.com/contributing |
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9 */ |
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10 |
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11 /*global tinymce:true */ |
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12 |
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13 tinymce.PluginManager.add('autolink', function(editor) { |
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14 var AutoUrlDetectState; |
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15 |
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16 editor.on("keydown", function(e) { |
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17 if (e.keyCode == 13) { |
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18 return handleEnter(editor); |
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19 } |
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20 }); |
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21 |
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22 // Internet Explorer has built-in automatic linking for most cases |
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23 if (tinymce.Env.ie) { |
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24 editor.on("focus", function() { |
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25 if (!AutoUrlDetectState) { |
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26 AutoUrlDetectState = true; |
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27 |
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28 try { |
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29 editor.execCommand('AutoUrlDetect', false, true); |
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30 } catch (ex) { |
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31 // Ignore |
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32 } |
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33 } |
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34 }); |
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35 |
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36 return; |
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37 } |
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38 |
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39 editor.on("keypress", function(e) { |
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40 if (e.keyCode == 41) { |
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41 return handleEclipse(editor); |
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42 } |
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43 }); |
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44 |
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45 editor.on("keyup", function(e) { |
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46 if (e.keyCode == 32) { |
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47 return handleSpacebar(editor); |
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48 } |
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49 }); |
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50 |
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51 function handleEclipse(editor) { |
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52 parseCurrentLine(editor, -1, '(', true); |
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53 } |
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54 |
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55 function handleSpacebar(editor) { |
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56 parseCurrentLine(editor, 0, '', true); |
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57 } |
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58 |
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59 function handleEnter(editor) { |
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60 parseCurrentLine(editor, -1, '', false); |
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61 } |
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62 |
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63 function parseCurrentLine(editor, end_offset, delimiter) { |
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64 var rng, end, start, endContainer, bookmark, text, matches, prev, len, rngText; |
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65 |
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66 function scopeIndex(container, index) { |
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67 if (index < 0) { |
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68 index = 0; |
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69 } |
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70 |
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71 if (container.nodeType == 3) { |
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72 var len = container.data.length; |
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73 |
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74 if (index > len) { |
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75 index = len; |
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76 } |
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77 } |
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78 |
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79 return index; |
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80 } |
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81 |
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82 function setStart(container, offset) { |
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83 if (container.nodeType != 1 || container.hasChildNodes()) { |
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84 rng.setStart(container, scopeIndex(container, offset)); |
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85 } else { |
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86 rng.setStartBefore(container); |
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87 } |
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88 } |
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89 |
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90 function setEnd(container, offset) { |
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91 if (container.nodeType != 1 || container.hasChildNodes()) { |
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92 rng.setEnd(container, scopeIndex(container, offset)); |
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93 } else { |
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94 rng.setEndAfter(container); |
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95 } |
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96 } |
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97 |
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98 // We need at least five characters to form a URL, |
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99 // hence, at minimum, five characters from the beginning of the line. |
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100 rng = editor.selection.getRng(true).cloneRange(); |
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101 if (rng.startOffset < 5) { |
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102 // During testing, the caret is placed inbetween two text nodes. |
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103 // The previous text node contains the URL. |
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104 prev = rng.endContainer.previousSibling; |
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105 if (!prev) { |
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106 if (!rng.endContainer.firstChild || !rng.endContainer.firstChild.nextSibling) { |
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107 return; |
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108 } |
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109 |
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110 prev = rng.endContainer.firstChild.nextSibling; |
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111 } |
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112 |
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113 len = prev.length; |
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114 setStart(prev, len); |
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115 setEnd(prev, len); |
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116 |
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117 if (rng.endOffset < 5) { |
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118 return; |
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119 } |
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120 |
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121 end = rng.endOffset; |
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122 endContainer = prev; |
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123 } else { |
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124 endContainer = rng.endContainer; |
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125 |
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126 // Get a text node |
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127 if (endContainer.nodeType != 3 && endContainer.firstChild) { |
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128 while (endContainer.nodeType != 3 && endContainer.firstChild) { |
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129 endContainer = endContainer.firstChild; |
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130 } |
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131 |
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132 // Move range to text node |
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133 if (endContainer.nodeType == 3) { |
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134 setStart(endContainer, 0); |
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135 setEnd(endContainer, endContainer.nodeValue.length); |
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136 } |
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137 } |
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138 |
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139 if (rng.endOffset == 1) { |
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140 end = 2; |
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141 } else { |
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142 end = rng.endOffset - 1 - end_offset; |
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143 } |
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144 } |
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145 |
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146 start = end; |
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147 |
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148 do { |
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149 // Move the selection one character backwards. |
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150 setStart(endContainer, end >= 2 ? end - 2 : 0); |
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151 setEnd(endContainer, end >= 1 ? end - 1 : 0); |
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152 end -= 1; |
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153 rngText = rng.toString(); |
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154 |
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155 // Loop until one of the following is found: a blank space, , delimiter, (end-2) >= 0 |
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156 } while (rngText != ' ' && rngText !== '' && rngText.charCodeAt(0) != 160 && (end - 2) >= 0 && rngText != delimiter); |
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157 |
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158 if (rng.toString() == delimiter || rng.toString().charCodeAt(0) == 160) { |
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159 setStart(endContainer, end); |
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160 setEnd(endContainer, start); |
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161 end += 1; |
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162 } else if (rng.startOffset === 0) { |
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163 setStart(endContainer, 0); |
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164 setEnd(endContainer, start); |
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165 } else { |
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166 setStart(endContainer, end); |
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167 setEnd(endContainer, start); |
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168 } |
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169 |
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170 // Exclude last . from word like "www.site.com." |
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171 text = rng.toString(); |
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172 if (text.charAt(text.length - 1) == '.') { |
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173 setEnd(endContainer, start - 1); |
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174 } |
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175 |
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176 text = rng.toString(); |
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177 matches = text.match(/^(https?:\/\/|ssh:\/\/|ftp:\/\/|file:\/|www\.|(?:mailto:)?[A-Z0-9._%+\-]+@)(.+)$/i); |
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178 |
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179 if (matches) { |
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180 if (matches[1] == 'www.') { |
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181 matches[1] = 'http://www.'; |
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182 } else if (/@$/.test(matches[1]) && !/^mailto:/.test(matches[1])) { |
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183 matches[1] = 'mailto:' + matches[1]; |
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184 } |
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185 |
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186 bookmark = editor.selection.getBookmark(); |
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187 |
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188 editor.selection.setRng(rng); |
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189 editor.execCommand('createlink', false, matches[1] + matches[2]); |
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190 editor.selection.moveToBookmark(bookmark); |
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191 editor.nodeChanged(); |
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192 } |
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193 } |
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194 }); |