Created
July 26, 2008 07:54
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Open Google Maps for Japanese Address
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/** | |
* Add link to google maps japan on address-like texts | |
* @param node optional (document.body) | |
* @return links | |
* | |
* @version 20070304 | |
* @see http://nonn-et-twk.net/twk/ | |
* @see http://d.hatena.ne.jp/shinichitomita/20060713/1152800000 | |
*/ | |
function AddressLink(node) { | |
if (!node) node = document.body; | |
if (isNaN(arguments.callee.count)) arguments.callee.count = 0; | |
var NODE_TYPE = {TAG:1, TEXT:3}; | |
var splitNodeNum = 0; | |
if (node.nodeType == NODE_TYPE.TAG && node.childNodes) | |
{ | |
var childNodes = node.childNodes; | |
for (var i = 0; i < childNodes.length; ++i) | |
i += arguments.callee(childNodes[i]); | |
} | |
else if (node.nodeType == NODE_TYPE.TEXT) | |
{ | |
var text = node.data; | |
var re = arguments.callee.re; | |
var matched = text.match(re.general); | |
if (matched) | |
{ | |
var m = matched[0]; | |
var ws = m.match(re.prews); | |
if (ws) | |
m = ws[1]; | |
// remove building names since google maps rarely recognize them | |
var building = m.match(re.building1); | |
if (building) | |
m = building[0]; | |
var building2 = m.match(re.building2); | |
if (building2) | |
m = building2[1]; | |
// split at first matched place | |
var matchedNode = node.splitText(text.indexOf(m)); | |
MakeLink(matchedNode, m); | |
++splitNodeNum; | |
++arguments.callee.count; | |
} | |
} | |
return splitNodeNum; | |
function MakeLink(matchedNode, matchedText) | |
{ | |
matchedNode.splitText(matchedText.length); | |
var anchorNode = document.createElement('A'); | |
anchorNode.style.backgroundColor = '#ffff66'; // google maps arrow color | |
anchorNode.style.color = '#000000'; | |
anchorNode.title = 'Google マップ'; | |
anchorNode.href = 'http://maps.google.com/?hl=ja&q=' | |
+ encodeURI(matchedNode.data.replace(/[\s ::、。]/, '')); | |
anchorNode.appendChild(matchedNode.cloneNode(true)); | |
matchedNode.parentNode.replaceChild(anchorNode, matchedNode); | |
location.href = anchorNode.href; | |
} | |
} // AddressLink | |
// initialize | |
(function (){ | |
var WHITESPACE_ex = /[\s ::()\[\][]「」()、。]/.source; | |
var NO_WHITESPACE_ex = /[^\s ::()\[\][]「」()、。]/.source; | |
var TODOFUKEN_ex = /(?:東京都|北海道|(?:大阪|京都)府|(?:神奈川|和歌山|鹿児島|.{2})県)(?![\d0-9])/.source; | |
var CITY_SEPARATE_CHAR_ex = new RegExp('(?:^|' + WHITESPACE_ex + ')').source; | |
var SHICHOSON_ex = new RegExp(NO_WHITESPACE_ex + '{1,4}[郡市区]').source; | |
var AZA_ex = NO_WHITESPACE_ex + '{1,20}'; | |
var BANCHI_ex = /[\d0-9]/.source + '{1,8}'; // 一二三四五六七八九十東西南北無ABC | |
var KYOTO_ex = /京都[府市][^\s]{6,20}(?:[上下][るル])?(?:(?:東入|西入)?[るル]?|入中)/.source; | |
var PRE_WHITESPACES_re = new RegExp('^' + WHITESPACE_ex + '+(.*)$'); | |
var BUILDING1_re = /^[^\d0-9]+[\d0-9]+(?:(?:[-―-ー]|丁目|番地?|号)[\d0-9]+)+/; | |
var BUILDING2_re = /^(.*(?:丁目|番地?|号))[^地\d0-9]+(?:ビル|$)/; | |
AddressLink.re = { | |
general: new RegExp( | |
'(?:' + TODOFUKEN_ex + '|' + CITY_SEPARATE_CHAR_ex + SHICHOSON_ex + ')' + '[ \t ]*' + | |
'(?:' + AZA_ex + '[ \t ]*' + | |
'(?:' + BANCHI_ex + '(?:丁目|番地?|号)?[-―-ー]?' + '){1,8}' + | |
')' + | |
'|' + KYOTO_ex | |
) | |
, prews: PRE_WHITESPACES_re | |
, building1: BUILDING1_re | |
, building2: BUILDING2_re | |
}; | |
// prompt('',AddressLink.re.prews.source); | |
})(); | |
AddressLink(); |
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