/**
* plugin.js
*
* Copyright 2011, Moxiecode Systems AB
* Released under LGPL License.
*
* License: http://www.tinymce.com/license
* Contributing: http://www.tinymce.com/contributing
*/
/*global tinymce:true */
tinymce.PluginManager.add('autolink', function(editor) {
var AutoUrlDetectState;
editor.on("keydown", function(e) {
if (e.keyCode == 13) {
return handleEnter(editor);
}
});
// Internet Explorer has built-in automatic linking for most cases
if (tinymce.Env.ie) {
editor.on("focus", function() {
if (!AutoUrlDetectState) {
AutoUrlDetectState = true;
try {
editor.execCommand('AutoUrlDetect', false, true);
} catch (ex) {
// Ignore
}
}
});
return;
}
editor.on("keypress", function(e) {
if (e.which == 41) {
return handleEclipse(editor);
}
});
editor.on("keyup", function(e) {
if (e.keyCode == 32) {
return handleSpacebar(editor);
}
});
function handleEclipse(editor) {
parseCurrentLine(editor, -1, '(', true);
}
function handleSpacebar(editor) {
parseCurrentLine(editor, 0, '', true);
}
function handleEnter(editor) {
parseCurrentLine(editor, -1, '', false);
}
function parseCurrentLine(editor, end_offset, delimiter) {
var rng, end, start, endContainer, bookmark, text, matches, prev, len;
// We need at least five characters to form a URL,
// hence, at minimum, five characters from the beginning of the line.
rng = editor.selection.getRng(true).cloneRange();
if (rng.startOffset < 5) {
// During testing, the caret is placed inbetween two text nodes.
// The previous text node contains the URL.
prev = rng.endContainer.previousSibling;
if (!prev) {
if (!rng.endContainer.firstChild || !rng.endContainer.firstChild.nextSibling) {
return;
}
prev = rng.endContainer.firstChild.nextSibling;
}
len = prev.length;
rng.setStart(prev, len);
rng.setEnd(prev, len);
if (rng.endOffset < 5) {
return;
}
end = rng.endOffset;
endContainer = prev;
} else {
endContainer = rng.endContainer;
// Get a text node
if (endContainer.nodeType != 3 && endContainer.firstChild) {
while (endContainer.nodeType != 3 && endContainer.firstChild) {
endContainer = endContainer.firstChild;
}
// Move range to text node
if (endContainer.nodeType == 3) {
rng.setStart(endContainer, 0);
rng.setEnd(endContainer, endContainer.nodeValue.length);
}
}
if (rng.endOffset == 1) {
end = 2;
} else {
end = rng.endOffset - 1 - end_offset;
}
}
start = end;
do {
// Move the selection one character backwards.
rng.setStart(endContainer, end >= 2 ? end - 2 : 0);
rng.setEnd(endContainer, end >= 1 ? end - 1 : 0);
end -= 1;
// Loop until one of the following is found: a blank space, , delimiter, (end-2) >= 0
} while (rng.toString() != ' ' && rng.toString() !== '' &&
rng.toString().charCodeAt(0) != 160 && (end -2) >= 0 && rng.toString() != delimiter);
if (rng.toString() == delimiter || rng.toString().charCodeAt(0) == 160) {
rng.setStart(endContainer, end);
rng.setEnd(endContainer, start);
end += 1;
} else if (rng.startOffset === 0) {
rng.setStart(endContainer, 0);
rng.setEnd(endContainer, start);
}
else {
rng.setStart(endContainer, end);
rng.setEnd(endContainer, start);
}
// Exclude last . from word like "www.site.com."
text = rng.toString();
if (text.charAt(text.length - 1) == '.') {
rng.setEnd(endContainer, start - 1);
}
text = rng.toString();
matches = text.match(/^(https?:\/\/|ssh:\/\/|ftp:\/\/|file:\/|www\.|(?:mailto:)?[A-Z0-9._%+\-]+@)(.+)$/i);
if (matches) {
if (matches[1] == 'www.') {
matches[1] = 'http://www.';
} else if (/@$/.test(matches[1]) && !/^mailto:/.test(matches[1])) {
matches[1] = 'mailto:' + matches[1];
}
bookmark = editor.selection.getBookmark();
editor.selection.setRng(rng);
editor.execCommand('createlink', false, matches[1] + matches[2]);
editor.selection.moveToBookmark(bookmark);
editor.nodeChanged();
// TODO: Determine if this is still needed.
if (tinymce.Env.webkit) {
// move the caret to its original position
editor.selection.collapse(false);
var max = Math.min(endContainer.length, start + 1);
rng.setStart(endContainer, max);
rng.setEnd(endContainer, max);
editor.selection.setRng(rng);
}
}
}
});