зеркало из https://github.com/mozilla/pjs.git
68 строки
2.5 KiB
JavaScript
68 строки
2.5 KiB
JavaScript
/**
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* MozillaFileLogger, a log listener that can write to a local file.
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*/
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try {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const FOSTREAM_CID = "@mozilla.org/network/file-output-stream;1";
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const LF_CID = "@mozilla.org/file/local;1";
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// File status flags. It is a bitwise OR of the following bit flags.
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// Only one of the first three flags below may be used.
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const PR_READ_ONLY = 0x01; // Open for reading only.
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const PR_WRITE_ONLY = 0x02; // Open for writing only.
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const PR_READ_WRITE = 0x04; // Open for reading and writing.
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// If the file does not exist, the file is created.
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// If the file exists, this flag has no effect.
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const PR_CREATE_FILE = 0x08;
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// The file pointer is set to the end of the file prior to each write.
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const PR_APPEND = 0x10;
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// If the file exists, its length is truncated to 0.
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const PR_TRUNCATE = 0x20;
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// If set, each write will wait for both the file data
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// and file status to be physically updated.
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const PR_SYNC = 0x40;
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// If the file does not exist, the file is created. If the file already
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// exists, no action and NULL is returned.
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const PR_EXCL = 0x80;
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} catch (ex) {
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// probably not running in the test harness
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}
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/** Init the file logger with the absolute path to the file.
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It will create and append if the file already exists **/
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var MozillaFileLogger = {}
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MozillaFileLogger.init = function(path) {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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MozillaFileLogger._file = Cc[LF_CID].createInstance(Ci.nsILocalFile);
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MozillaFileLogger._file.initWithPath(path);
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MozillaFileLogger._foStream = Cc[FOSTREAM_CID].createInstance(Ci.nsIFileOutputStream);
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MozillaFileLogger._foStream.init(this._file, PR_WRITE_ONLY | PR_CREATE_FILE | PR_APPEND,
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0664, 0);
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}
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MozillaFileLogger.getLogCallback = function() {
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return function (msg) {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var data = msg.num + " " + msg.level + " " + msg.info.join(' ') + "\n";
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MozillaFileLogger._foStream.write(data, data.length);
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if (data.indexOf("SimpleTest FINISH") >= 0) {
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MozillaFileLogger.close();
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}
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}
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}
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MozillaFileLogger.close = function() {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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MozillaFileLogger._foStream.close();
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MozillaFileLogger._foStream = null;
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MozillaFileLogger._file = null;
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}
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