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common.jsm
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common.jsm
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var sbCommonUtils = {
_stringBundles : [],
_documentArray : [],
_documentDataArray : [],
get namespace() { return "http://amb.vis.ne.jp/mozilla/scrapbook-rdf#"; },
/**
* Frequently used objects
*/
get RDF() {
delete this.RDF;
return this.RDF = Components.classes['@mozilla.org/rdf/rdf-service;1'].getService(Components.interfaces.nsIRDFService);
},
get RDFC() {
delete this.RDFC;
return this.RDFC = Components.classes['@mozilla.org/rdf/container;1'].getService(Components.interfaces.nsIRDFContainer);
},
get RDFCU() {
delete this.RDFCU;
return this.RDFCU = Components.classes['@mozilla.org/rdf/container-utils;1'].getService(Components.interfaces.nsIRDFContainerUtils);
},
get DIR() {
delete this.DIR;
return this.DIR = Components.classes['@mozilla.org/file/directory_service;1'].getService(Components.interfaces.nsIProperties);
},
get MIME() {
delete this.MIME;
return this.MIME = Components.classes["@mozilla.org/mime;1"].getService(Components.interfaces.nsIMIMEService);
},
get IO() {
delete this.IO;
return this.IO = Components.classes['@mozilla.org/network/io-service;1'].getService(Components.interfaces.nsIIOService);
},
get UNICODE() {
delete this.UNICODE;
return this.UNICODE = Components.classes['@mozilla.org/intl/scriptableunicodeconverter'].getService(Components.interfaces.nsIScriptableUnicodeConverter);
},
get WINDOW() {
delete this.WINDOW;
return this.WINDOW = Components.classes['@mozilla.org/appshell/window-mediator;1'].getService(Components.interfaces.nsIWindowMediator);
},
get CONSOLE() {
delete this.CONSOLE;
return this.CONSOLE = Components.classes['@mozilla.org/consoleservice;1'].getService(Components.interfaces.nsIConsoleService);
},
get PROMPT() {
delete this.PROMPT;
return this.PROMPT = Components.classes['@mozilla.org/embedcomp/prompt-service;1'].getService(Components.interfaces.nsIPromptService);
},
get BUNDLE() {
delete this.BUNDLE;
return this.BUNDLE = Components.classes["@mozilla.org/intl/stringbundle;1"].getService(Components.interfaces.nsIStringBundleService);
},
get FIREFOX_VERSION() {
delete this.FIREFOX_VERSION;
return this.FIREFOX_VERSION = Components.classes["@mozilla.org/xre/app-info;1"].getService(Components.interfaces.nsIXULAppInfo).version;
},
get _fxVer3_5() {
delete this._fxVer3_5;
return this._fxVer3_5 = (this.checkFirefoxVersion("3.5") >=0);
},
get _fxVer3_6() {
delete this._fxVer3_6;
return this._fxVer3_6 = (this.checkFirefoxVersion("3.6") >=0);
},
get _fxVer4() {
delete this._fxVer4;
return this._fxVer4 = (this.checkFirefoxVersion("4.0") >=0);
},
get _fxVer9() {
delete this._fxVer9;
return this._fxVer9 = (this.checkFirefoxVersion("9.0") >=0);
},
get _fxVer11() {
delete this._fxVer11;
return this._fxVer11 = (this.checkFirefoxVersion("11.0") >=0);
},
get _fxVer18() {
delete this._fxVer18;
return this._fxVer18 = (this.checkFirefoxVersion("18.0") >=0);
},
get _fxVer22() {
delete this._fxVer22;
return this._fxVer22 = (this.checkFirefoxVersion("22.0") >=0);
},
get _fxVer30() {
delete this._fxVer30;
return this._fxVer30 = (this.checkFirefoxVersion("30.0") >=0);
},
get _fxVer36() {
delete this._fxVer36;
return this._fxVer36 = (this.checkFirefoxVersion("36.0") >=0);
},
checkFirefoxVersion : function(ver) {
return this.checkVersion(this.FIREFOX_VERSION, ver);
},
/**
* return (1, 0, -1) if ver1 (>, =, <) ver2
*/
checkVersion : function(ver1, ver2) {
var iVerComparator = Components.classes["@mozilla.org/xpcom/version-comparator;1"].getService(Components.interfaces.nsIVersionComparator);
return iVerComparator.compare(ver1, ver2);
},
newItem : function(aID)
{
return { id : aID || "", create : aID || "", modify : aID || "", type : "", title : "", chars : "", icon : "", source : "", comment : "", lock : "" };
},
getScrapBookDir : function()
{
var dir;
try {
var isDefault = sbCommonUtils.getPref("data.default", true);
dir = sbCommonUtils.getPref("data.path", "");
dir = this.convertPathToFile(dir);
} catch(ex) {
isDefault = true;
}
if ( isDefault )
{
dir = this.DIR.get("ProfD", Components.interfaces.nsIFile);
dir.append("ScrapBook");
}
if ( !dir.exists() )
{
dir.create(dir.DIRECTORY_TYPE, 0700);
}
return dir;
},
getContentDir : function(aID, aSuppressCreate, aSkipIdCheck)
{
if ( !aSkipIdCheck && !this.validateID(aID) )
{
this.alert(sbCommonUtils.lang("scrapbook", "ERR_FAIL_GET_DIR", [aID]));
return null;
}
var dir = this.getScrapBookDir().clone();
dir.append("data");
if ( !dir.exists() ) dir.create(dir.DIRECTORY_TYPE, 0700);
dir.append(aID);
if ( !dir.exists() )
{
if ( aSuppressCreate )
{
return null;
}
dir.create(dir.DIRECTORY_TYPE, 0700);
}
return dir;
},
removeDirSafety : function(aDir, check)
{
var curFile;
try {
if ( check && !this.validateID(aDir.leafName) ) return;
this.forEachFile(aDir, function(file) {
curFile = file;
if (!curFile.isDirectory()) curFile.remove(false);
}, true);
curFile = aDir;
curFile.remove(true);
return true;
} catch(ex) {
this.alert(sbCommonUtils.lang("scrapbook", "ERR_FAIL_REMOVE_FILE", [curFile ? curFile.path : "", ex]));
return false;
}
},
loadURL : function(aURL, tabbed)
{
var win = this.WINDOW.getMostRecentWindow("navigator:browser");
if ( !win ) return;
var browser = win.gBrowser;
if ( tabbed ) {
browser.selectedTab = browser.addTab(aURL);
} else {
browser.loadURI(aURL);
}
},
rebuildGlobal : function()
{
this._refresh(false);
},
refreshGlobal: function()
{
this._refresh(true);
},
_refresh: function(aDSChanged)
{
var cur = this.WINDOW.getMostRecentWindow(null);
var curDone = false;
var sidebarId = this.getSidebarId("sidebar");
// refresh/rebuild main browser windows and their sidebars
var winEnum = this.WINDOW.getEnumerator("navigator:browser");
while (winEnum.hasMoreElements()) {
var win = winEnum.getNext();
if (cur === win) curDone = true;
aDSChanged ? win.sbBrowserOverlay.refresh() : win.sbBrowserOverlay.rebuild();
var win = win.document.getElementById(sidebarId).contentWindow;
if (cur === win) curDone = true;
if (win.sbMainService) {
aDSChanged ? win.sbMainService.refresh() : win.sbMainService.rebuild();
}
}
// refresh/rebuild other scrapbook windows
var winEnum = this.WINDOW.getEnumerator("scrapbook");
while (winEnum.hasMoreElements()) {
var win = winEnum.getNext();
if (cur === win) curDone = true;
if (win.sbMainService && win.sbTreeHandler) {
aDSChanged ? win.sbMainService.refresh() : win.sbMainService.rebuild();
}
}
// refresh/rebuild the current window if not included
if (!curDone) {
win = cur;
if (win.sbMainService) {
aDSChanged ? win.sbMainService.refresh() : win.sbMainService.rebuild();
}
}
},
getTimeStamp : function(aDate)
{
var dd = aDate || new Date();
var y = dd.getFullYear();
var m = dd.getMonth() + 1; if ( m < 10 ) m = "0" + m;
var d = dd.getDate(); if ( d < 10 ) d = "0" + d;
var h = dd.getHours(); if ( h < 10 ) h = "0" + h;
var i = dd.getMinutes(); if ( i < 10 ) i = "0" + i;
var s = dd.getSeconds(); if ( s < 10 ) s = "0" + s;
return y.toString() + m.toString() + d.toString() + h.toString() + i.toString() + s.toString();
},
getRootHref : function(aURLSpec)
{
var url = Components.classes['@mozilla.org/network/standard-url;1'].createInstance(Components.interfaces.nsIURL);
url.spec = aURLSpec;
return url.scheme + "://" + url.host + "/";
},
getBaseHref : function(sURI)
{
var pos, base;
base = ( (pos = sURI.indexOf("?")) != -1 ) ? sURI.substring(0, pos) : sURI;
base = ( (pos = base.indexOf("#")) != -1 ) ? base.substring(0, pos) : base;
base = ( (pos = base.lastIndexOf("/")) != -1 ) ? base.substring(0, ++pos) : base;
return base;
},
getFileName : function(aURI)
{
var pos, name;
name = ( (pos = aURI.indexOf("?")) != -1 ) ? aURI.substring(0, pos) : aURI;
name = ( (pos = name.indexOf("#")) != -1 ) ? name.substring(0, pos) : name;
name = ( (pos = name.lastIndexOf("/")) != -1 ) ? name.substring(++pos) : name;
// decode %xx%xx%xx only if it's UTF-8 encoded
try {
return decodeURIComponent(name);
} catch(ex) {
return name;
}
},
splitFileName : function(aFileName)
{
var pos = aFileName.lastIndexOf(".");
var ret = [];
if ( pos != -1 ) {
ret[0] = aFileName.substring(0, pos);
ret[1] = aFileName.substring(pos + 1, aFileName.length);
} else {
ret[0] = aFileName;
ret[1] = "";
}
return ret;
},
// process filename to make safe
// see also: escapeFileName
validateFileName : function(aFileName)
{
aFileName = aFileName.replace(/[\x00-\x1F\x7F]+|^ +/g, "");
aFileName = aFileName.replace(/[\"\?\*\\\/\|\:]/g, "_");
aFileName = aFileName.replace(/[\<]/g, "(");
aFileName = aFileName.replace(/[\>]/g, ")");
return aFileName;
},
resolveURL : function(aBaseURL, aRelURL)
{
try {
// URLObj.spec is encoded and usable URI
var baseURLObj = this.convertURLToObject(aBaseURL);
var resolved = baseURLObj.resolve(aRelURL);
return this.convertURLToObject(resolved).spec;
} catch(ex) {
sbCommonUtils.error(sbCommonUtils.lang("scrapbook", "ERR_FAIL_RESOLVE_URL", [aBaseURL, aRelURL]));
}
},
validateID : function(aID)
{
return typeof(aID) == "string" && /^\d{14}$/.test(aID);
},
crop : function(aString, aMaxLength)
{
return aString.length > aMaxLength ? aString.substr(0, aMaxLength) + "..." : aString;
},
/**
* Walk over a folder and run a callback for each file or folder
* Run order: level 1 files => level 1 folders => level 2 files, ...
*
* return values of the callback function:
* undefined: no function
* 0: skip look in the folder
* 1: skip look other files in the same folder level
* 2: skip look all files
*/
forEachFile : function(aFolder, aCallback, aThisArg, aArgs)
{
var dirs = [aFolder], ret;
all:
for (var i=0; i<dirs.length; i++) {
if (aCallback.call(aThisArg, dirs[i], aArgs) === 0) continue;
var files = dirs[i].directoryEntries;
while (files.hasMoreElements()) {
var file = files.getNext().QueryInterface(Components.interfaces.nsIFile);
if (file.isDirectory()) {
dirs.push(file);
}
else {
ret = aCallback.call(aThisArg, file, aArgs);
if (ret === 1) break;
else if (ret === 2) break all;
}
}
}
},
getFileMime : function(aFile)
{
try {
return this.MIME.getTypeFromFile(aFile);
}
catch(ex) {}
return false;
},
readFile : function(aFile)
{
try {
var istream = Components.classes['@mozilla.org/network/file-input-stream;1'].createInstance(Components.interfaces.nsIFileInputStream);
istream.init(aFile, 1, 0, false);
var sstream = Components.classes['@mozilla.org/scriptableinputstream;1'].createInstance(Components.interfaces.nsIScriptableInputStream);
sstream.init(istream);
var content = sstream.read(sstream.available());
sstream.close();
istream.close();
return content;
}
catch(ex)
{
return false;
}
},
writeFile : function(aFile, aContent, aChars, aNoCatch)
{
try {
var ostream = Components.classes['@mozilla.org/network/file-output-stream;1'].createInstance(Components.interfaces.nsIFileOutputStream);
ostream.init(aFile, -1, 0666, 0);
if (aChars == "UTF-8" || !aChars) {
// quick way to preocess UTF-8 conversion
// UTF-16 => UTF-8 should be no unsupported chars
var converter = Components.classes["@mozilla.org/intl/converter-output-stream;1"].createInstance(Components.interfaces.nsIConverterOutputStream);
converter.init(ostream, "UTF-8", 4096, 0x0000);
converter.writeString(aContent);
converter.close();
}
else {
// loop over all chars and encode the unsupported ones
this.UNICODE.charset = aChars;
var output = [];
for (var i=0, I=aContent.length; i<I; i++) {
var code = aContent.charCodeAt(i);
var oldchar = aContent[i];
// special process for a UTF-16 surrogate pair
if (0xD800 <= code && code <= 0xDBFF) {
var high = code, low = aContent.charCodeAt(i+1);
code = ((high - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000;
oldchar += aContent[i+1];
i++;
}
// an unsupported char in the target charset may cause:
// 1. an error
// 2. results ""
// 3. results "?" (or "??" for a surrogate pair)
try {
var newchar = this.UNICODE.ConvertFromUnicode(oldchar);
if (!newchar || (newchar[0] == "?" && oldchar != "?")) throw "unsupported char";
output.push(newchar);
} catch(ex) {
output.push("&#" + code.toString(10) + ";");
}
}
output = output.join("");
ostream.write(output, output.length);
}
ostream.close();
}
catch(ex) {
if (aNoCatch) throw ex;
else this.alert(sbCommonUtils.lang("scrapbook", "ERR_FAIL_WRITE_FILE", [aFile.path, ex]));
}
},
writeIndexDat : function(aItem, aFile)
{
if ( !aFile )
{
aFile = this.getContentDir(aItem.id).clone();
aFile.append("index.dat");
}
var content = "";
for ( var prop in aItem )
{
content += prop + "\t" + aItem[prop] + "\n";
}
this.writeFile(aFile, content, "UTF-8");
},
saveTemplateFile : function(aURISpec, aFile, aOverwrite)
{
if ( aFile.exists() && !aOverwrite ) return;
var istream = this.IO.newChannelFromURI(this.convertURLToObject(aURISpec)).open();
var bistream = Components.classes["@mozilla.org/binaryinputstream;1"].createInstance(Components.interfaces.nsIBinaryInputStream);
bistream.setInputStream(istream);
var ostream = Components.classes['@mozilla.org/network/file-output-stream;1'].createInstance(Components.interfaces.nsIFileOutputStream);
ostream.init(aFile, -1, 0666, 0);
var bostream = Components.classes["@mozilla.org/binaryoutputstream;1"].createInstance(Components.interfaces.nsIBinaryOutputStream);
bostream.setOutputStream(ostream);
var size = 0;
while (size = bistream.available()) {
bostream.writeBytes(bistream.readBytes(size), size);
}
bostream.close();
},
convertToUnicode : function(aString, aCharset)
{
if ( !aString ) return "";
try {
this.UNICODE.charset = aCharset;
aString = this.UNICODE.ConvertToUnicode(aString);
} catch(ex) {
}
return aString;
},
convertPathToFile : function(aPath)
{
var aFile = Components.classes['@mozilla.org/file/local;1'].createInstance(Components.interfaces.nsILocalFile);
aFile.initWithPath(aPath);
return aFile;
},
convertFilePathToURL : function(aFilePath)
{
var tmpFile = Components.classes['@mozilla.org/file/local;1'].createInstance(Components.interfaces.nsILocalFile);
tmpFile.initWithPath(aFilePath);
return this.IO.newFileURI(tmpFile).spec;
},
convertFileToResURL : function(aFile)
{
var pathFull = this.convertFilePathToURL(aFile.path);
var pathBase = this.convertFilePathToURL(this.getScrapBookDir().path);
return "resource://scrapbook/" + pathFull.substring(pathBase.length);
},
convertResURLToURL : function(aResURL, aRelative)
{
if (aResURL.indexOf("resource://scrapbook/") != 0) return aResURL;
var subPath = aResURL.substring("resource://scrapbook/".length);
// if relative, return the subpath under the ScrapBook directory
if ( aRelative ) return subPath;
// else return the full path
var pathBase = this.convertFilePathToURL(this.getScrapBookDir().path);
return pathBase + subPath;
},
convertURLToObject : function(aURLString)
{
var aURL = Components.classes['@mozilla.org/network/standard-url;1'].createInstance(Components.interfaces.nsIURL);
aURL.spec = aURLString;
return aURL;
},
convertURLToFile : function(aURLString)
{
var aURL = this.convertURLToObject(aURLString);
if ( !aURL.schemeIs("file") ) return;
try {
var fileHandler = this.IO.getProtocolHandler("file").QueryInterface(Components.interfaces.nsIFileProtocolHandler);
return fileHandler.getFileFromURLSpec(aURLString);
} catch(ex) {
}
},
convertURLToId : function(aURL)
{
var file = sbCommonUtils.convertURLToFile(aURL);
if (!file || !file.exists() || !file.isFile()) return null;
var aURL = sbCommonUtils.convertFilePathToURL(file.path);
var sbDir = sbCommonUtils.convertFilePathToURL(sbCommonUtils.getScrapBookDir().path);
var sbPath = new RegExp("^" + sbCommonUtils.escapeRegExp(sbDir) + "data/(\\d{14})/");
return aURL.match(sbPath) ? RegExp.$1 : null;
},
splitURLByAnchor : function(aURL)
{
var pos = 0;
return ( (pos = aURL.indexOf("#")) < 0 ) ? [aURL, ""] : [aURL.substring(0, pos), aURL.substring(pos, aURL.length)];
},
getFocusedWindow : function()
{
var window = this.WINDOW.getMostRecentWindow("navigator:browser");
var win = window.document.commandDispatcher.focusedWindow;
if ( !win || win == window || win instanceof Components.interfaces.nsIDOMChromeWindow ) win = window.content;
return win;
},
flattenFrames : function(aWindow)
{
var ret = [aWindow];
for ( var i = 0; i < aWindow.frames.length; i++ )
{
ret = ret.concat(this.flattenFrames(aWindow.frames[i]));
}
return ret;
},
getSidebarId : function(id)
{
// Need this or MultiSidebar can cause errors
var rgPosition = sbCommonUtils.getPref("extensions.multisidebar.viewScrapBookSidebar", 1, true);
if ( rgPosition > 1)
{
switch (id) {
case "sidebar" :
return "sidebar-" + rgPosition;
case "sidebar-title" :
return "sidebar-" + rgPosition + "-title";
case "sidebar-splitter" :
return "sidebar-" + rgPosition + "-splitter";
case "sidebar-box" :
return "sidebar-" + rgPosition + "-box";
}
}
return id;
},
getDefaultIcon : function(type)
{
switch ( type )
{
case "folder" : return "chrome://scrapbook/skin/treefolder.png"; break;
case "note" : return "chrome://scrapbook/skin/treenote.png"; break;
case "notex" : return "chrome://scrapbook/skin/treenotex.png"; break;
default : return "chrome://scrapbook/skin/treeitem.png"; break;
}
},
/**
* Preference handling
*/
get prefBranch()
{
delete this.prefBranch;
// must specify a branch or we get an error on setting a pref
return this.prefBranch = Components.classes["@mozilla.org/preferences-service;1"].
getService(Components.interfaces.nsIPrefService).
getBranch("");
},
getLocalPref: function (aName)
{
return "extensions.scrapbook." + aName;
},
getPrefType: function (aName, aDefaultValue, isGlobal)
{
if (!isGlobal) aName = this.getLocalPref(aName);
try {
switch (typeof aDefaultValue) {
case "boolean":
return "boolean";
case "number":
return "number";
case "string":
return "string";
}
switch (this.prefBranch.getPrefType(aName)) {
case this.prefBranch.PREF_BOOL:
return "boolean";
case this.prefBranch.PREF_INT:
return "number";
case this.prefBranch.PREF_STRING:
return "string";
}
}
catch (ex) {
return "undefined";
}
return "undefined";
},
getPref: function (aName, aDefaultValue, isGlobal)
{
if (!isGlobal) aName = this.getLocalPref(aName);
try {
switch (this.getPrefType(aName, aDefaultValue, true)) {
case "boolean":
return this.prefBranch.getBoolPref(aName);
case "number":
return this.prefBranch.getIntPref(aName);
case "string":
// using getCharPref may meet encoding problems
return this.prefBranch.getComplexValue(aName, Components.interfaces.nsISupportsString).data;
default:
throw null;
}
}
catch (ex) {
return aDefaultValue != undefined ? aDefaultValue : null;
}
},
setPref: function (aName, aValue, isGlobal)
{
if (!isGlobal) aName = this.getLocalPref(aName);
try {
switch (this.getPrefType(aName, aValue, true)) {
case "boolean":
this.prefBranch.setBoolPref(aName, aValue);
break;
case "number":
this.prefBranch.setIntPref(aName, aValue);
break;
case "string":
// using getCharPref may meet encoding problems
var str = Components.classes["@mozilla.org/supports-string;1"].
createInstance(Components.interfaces.nsISupportsString);
str.data = aValue;
this.prefBranch.setComplexValue(aName, Components.interfaces.nsISupportsString, str);
break;
default:
throw null;
}
}
catch (ex) {
sbCommonUtils.error(sbCommonUtils.lang("scrapbook", "ERR_FAIL_SET_PREF", [aName]));
}
},
// deprecated, use getPref instead (left for downward compatibility with addons)
getBoolPref : function(aName, aDefVal)
{
return this.getPref(aName, aDefVal, true);
},
// deprecated, use getPref instead (left for downward compatibility with addons)
copyUnicharPref : function(aName, aDefVal)
{
return this.getPref(aName, aDefVal, true);
},
// deprecated, use setPref instead (left for downward compatibility with addons)
setBoolPref : function(aName, aPrefValue)
{
return this.setPref(aName, aPrefValue, true);
},
// deprecated, use setPref instead (left for downward compatibility with addons)
setUnicharPref : function(aName, aPrefValue)
{
return this.setPref(aName, aPrefValue, true);
},
/**
* String handling
*/
lang : function(aBundle, aName, aArgs)
{
var bundle = this._stringBundles[aBundle];
if (!bundle) {
var uri = "chrome://scrapbook/locale/%s.properties".replace("%s", aBundle);
bundle = this._stringBundles[aBundle] = this.BUNDLE.createBundle(uri);
}
try {
if (!aArgs)
return bundle.GetStringFromName(aName);
else
return bundle.formatStringFromName(aName, aArgs, aArgs.length);
}
catch (ex) {
}
return aName;
},
escapeComment : function(aStr)
{
if ( aStr.length > 10000 ) this.alert(sbCommonUtils.lang("scrapbook", "MSG_LARGE_COMMENT"));
return aStr.replace(/\r|\n|\t/g, " __BR__ ");
},
escapeHTML : function(aStr, aNoDoubleQuotes, aSingleQuotes, aNoAmp)
{
var list = {"&": (aNoAmp ? "&" : "&"), "<": "<", ">": ">", '"': (aNoDoubleQuotes ? '"' : """), "'": (aSingleQuotes ? "'" : "'") };
return aStr.replace(/[&<>"']/g, function(m){ return list[m]; });
},
escapeHTMLWithSpace : function(aStr, aNoDoubleQuotes, aSingleQuotes, aNoAmp)
{
var list = {"&": (aNoAmp ? "&" : "&"), "<": "<", ">": ">", '"': (aNoDoubleQuotes ? '"' : """), "'": (aSingleQuotes ? "'" : "'"), " ": " " };
return aStr.replace(/[&<>"']| (?= )/g, function(m){ return list[m]; });
},
escapeRegExp : function(aString)
{
return aString.replace(/([\*\+\?\.\^\/\$\\\|\[\]\{\}\(\)])/g, "\\$1");
},
// escape valid filename characters that are misleading in the URI
// preserve other chars for beauty
// see also: validateFilename
escapeFileName : function(aString)
{
return aString.replace(/[#]+|(?:%[0-9A-Fa-f]{2})+/g, function(m){return encodeURIComponent(m);});
},
// aTplRegExp is a RegExp with label name in the frist parenthesis, eg. /{([\w_]+)}/g
stringTemplate : function(aString, aTplRegExp, aTplArray)
{
return aString.replace(aTplRegExp, function(match, label){
if (label in aTplArray) return aTplArray[label];
return "";
});
},
pad : function(n, width, z)
{
z = z || '0';
n = n + '';
return n.length >= width ? n : new Array(width - n.length + 1).join(z) + n;
},
parseURLQuery : function(aStr)
{
var query = {};
var a = aStr.split('&');
for (var i in a) {
var b = a[i].split('=');
query[decodeURIComponent(b[0])] = decodeURIComponent(b[1]);
}
return query;
},
/**
* Window daemon
*/
openManageWindow : function(aRes, aModEltID)
{
var window = this.WINDOW.getMostRecentWindow("navigator:browser");
window.openDialog("chrome://scrapbook/content/manage.xul", "ScrapBook:Manage", "chrome,centerscreen,all,resizable,dialog=no", aRes, aModEltID);
},
alert: function(aText) {
this.PROMPT.alert(null, "[ScrapBook]", aText);
},
log : function(aMsg)
{
if (this._fxVer30) {
// Support started since Firefox 4.0
// However, older versions may not see the message.
// The least version known work is Firefox 30.0
var window = this.WINDOW.getMostRecentWindow("navigator:browser");
window.console.log(aMsg);
}
else {
// does not record the script line and is not suitable for tracing...
this.CONSOLE.logStringMessage(aMsg);
}
},
warn : function(aMsg)
{
if (this._fxVer30) {
// Support started since Firefox 4.0
// However, older versions may not see the message.
// The least version known work is Firefox 30.0
var window = this.WINDOW.getMostRecentWindow("navigator:browser");
window.console.warn(aMsg);
}
else {
// set javascript.options.showInConsole to true in the about:config to see it
// default true since Firefox 4.0
Components.utils.reportError(aMsg);
}
},
error : function(aMsg)
{
if (this._fxVer30) {
// Support started since Firefox 4.0
// However, older versions may not see the message.
// The least version known work is Firefox 30.0
var window = this.WINDOW.getMostRecentWindow("navigator:browser");
window.console.error(aMsg);
}
else {
// set javascript.options.showInConsole to true in the about:config to see it
// default true since Firefox 4.0
Components.utils.reportError(aMsg);
}
},
/**
* DOM elements handling
*/
getOuterHTML : function(aNode)
{
var outer = aNode.outerHTML;
if (typeof(outer) != "undefined") return outer;
// older versions without native outerHTML
var wrapper = aNode.ownerDocument.createElement("DIV");
wrapper.appendChild(aNode.cloneNode(true));
return wrapper.innerHTML;
},
surroundByTags : function(aNode, aContent)
{
var tag = "<" + aNode.nodeName.toLowerCase();
for ( var i=0; i<aNode.attributes.length; i++ ) {
tag += ' ' + aNode.attributes[i].name + '="' + this.escapeHTML(aNode.attributes[i].value) + '"';
}
tag += ">\n";
return tag + aContent + "</" + aNode.nodeName.toLowerCase() + ">\n";
},
/**
* DOM elements considered as ScrapBook additional
*
* linemarker (span)
* inline (span)
* annotation (span)
* link-url (a)
* link-inner (a)
* link-file (a)
* freenote (div)
* freenote-header
* freenote-body
* freenote-footer
* freenote-save
* freenote-delete
* sticky (div) (for downward compatibility with SBX <= 1.12.0a34)
* sticky-header
* sticky-footer
* sticky-save
* sticky-delete
* block-comment (div) (for downward compatibility with SB <= 0.17.0)
*
* title (*)
* title-src (*)
* stylesheet (link, style)
* stylesheet-temp (link, style)
* todo (input, textarea)
* fulltext
*
* custom (*) (custom objects to be removed by the eraser)
* custom-wrapper (*) (custom objects to be unwrapped by the eraser)
*/
getSbObjectType : function(aNode)
{
if (aNode.nodeType != 1) return false;
var type = aNode.getAttribute("data-sb-obj");
if (type) return type;
// below is for downward compatibility
switch (aNode.className) {
case "linemarker-marked-line":
return "linemarker";
case "scrapbook-inline":
return "inline";
case "scrapbook-sticky":
case "scrapbook-sticky scrapbook-sticky-relative":
return "sticky";
case "scrapbook-sticky-header":
return "sticky-header";
case "scrapbook-sticky-footer":
return "sticky-footer";
case "scrapbook-block-comment":
return "block-comment";
}
if (aNode.id == "scrapbook-sticky-css") {
return "stylesheet";
}
return false;
},
/**
* return value:
* -1: not an SbObject
* 0: not removable
* 1: should remove
* 2: should unwrap
*/
getSbObjectRemoveType : function(aNode)
{
var type = this.getSbObjectType(aNode);
if (!type) return -1;
if (["title", "title-src", "stylesheet", "stylesheet-temp", "todo"].indexOf(type) != -1) return 0;
if (["linemarker", "inline", "link-url", "link-inner", "link-file", "custom-wrapper"].indexOf(type) != -1) return 2;
return 1;
},
/**
* if aRefNode has "data-sb-id" attribute, get all nodes with same data-sb-id
* else return [aRefNode]
*/
getSbObjectsById : function(aRefNode) {
var id = aRefNode.getAttribute("data-sb-id");
if (!id) return [aRefNode];
var doc = aRefNode.ownerDocument;
if (doc.querySelectorAll) {
return doc.querySelectorAll('[data-sb-id="' + id.replace(/"/g, '\\"') + '"]');
}
else {
// workaround for older Firefox versions that don't support
var ret = [];
var els = doc.getElementsByTagName("*");
for (var i=0, I=els.length; i<I; ++i) {
if (els[i].getAttribute("data-sb-id") == id) ret.push(els[i]);
}
return ret;
}
},
/**
* Data Store
*/
_getDocumentIndex : function(aDocument)
{
// try to lookup the index of the specific document
var idx = false;
var firstEmptyIdx = false;
for (var i=0, len=this._documentArray.length; i<len ; i++) {
if (this.isDeadObject(this._documentArray[i])) {
if (firstEmptyIdx === false) firstEmptyIdx = i;
continue;
}
if (this._documentArray[i] == aDocument) {
idx = i;
break;
}
}
// if the document is not in index, add one
// if there is an index left empty, use it
if (idx === false) {
idx = (firstEmptyIdx !== false) ? firstEmptyIdx : this._documentArray.length;
this._documentArray[idx] = aDocument;
this._documentDataArray[idx] = {};
}
return idx;
},
documentData : function(aDocument, aKey, aValue)
{
var idx = this._getDocumentIndex(aDocument);
// if given a new value, set it